1 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.md: Only non-functional changes. Renamed
4 FPR mode macro to BFP all over the file.
6 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9 (op_type attribute): RRF instruction type added.
10 (fT0): New mode attribute.
11 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
14 no secondary memory is needed when moving DFmode values between GPRs
17 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20 inverted and documentation adjusted.
21 ("mhard-dfp", "msoft-dfp"): New options.
22 * config/s390/s390.c (s390_handle_arch_option): New architecture
24 (override_options): Sanity checks for the new options added.
25 * config.gcc: New architecture switch: z9-ec.
26 * config/s390/s390.h (processor_flags): PF_DFP added.
27 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
28 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
29 when the bit is NOT set so remove it from the defaults.
31 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
33 * genemit.c (main): Print include statement for dfp.h.
34 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
37 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
39 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
41 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
44 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
47 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
49 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
50 attr_length_call, output_call, output_indirect_call): Cleanup
51 formatting of targetm calls.
53 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
55 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
57 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
59 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
60 reservation, bypass and anti-bypass descriptions for these instructions.
62 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
65 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
67 * tree-vect-transform.c (get_initial_def_for_induction): Replace
68 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
69 (get_initial_def_for_reduction): Likewise.
71 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
73 Fix PR tree-optimization/29922
74 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
75 (get_representative): Removed.
76 (value_dies_in_block_x): Update for rvuse removal.
77 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
78 (compute_antic_aux): Handle when PHI nodes appear in
79 non-single-successors.
80 (dump_bitmap_of_names): Removed.
81 (compute_antic_safe): Renamed and removed rvuse calculation.
82 Calculate only antic safe.
83 (insert_into_preds_of_block): Remove assert.
84 (execute_pre): Update for renamed functions.
85 (defer_or_phi_translate_block): New function.
87 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
89 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
90 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
92 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
93 Follow spelling conventions.
95 * tree-data-ref.h: Remove the prototype for analyze_array.
97 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
99 PR tree-optimization/31041
100 * tree-vect-transform.c (get_initial_def_for_induction): Call
101 force_gimple_operand.
103 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
105 * ipa-type-escape.c (look_for_casts) : Revert code to use
106 handled_component_p due to ada test a-numaux.adb.
108 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
110 * final.c (final_scan_insn): Alter the condition of a
111 conditional trap if we have nonstandard CC.
113 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
115 * configure.ac: Remove excess quoting from asm line 0 test.
116 * configure: Rebuilt.
118 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
120 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
121 * c-common.c (convert_and_check): Move warning logic to...
122 (warnings_for_convert_and_check): ...here. Define.
123 * c-common.h (warnings_for_convert_and_check): Declare.
125 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
127 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
128 (output_call): Likewise.
130 2007-03-16 Richard Sandiford <richard@codesourcery.com>
132 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
134 2007-03-16 Richard Sandiford <richard@codesourcery.com>
136 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
138 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
140 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
141 opteron, athlon-64 and athlon-fx processor_alias_table entries.
143 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
145 PR tree-optimization/31183
146 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
147 Use double_int instead of unsigned int for representing access_strides.
148 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
150 2007-03-16 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/31146
153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
154 to allow recursion of forward_propagate_addr_expr.
155 (forward_propagate_addr_into_variable_array_index): Likewise.
156 (forward_propagate_addr_expr): Likewise.
157 (tree_ssa_forward_propagate_single_use_vars): Likewise.
158 (forward_propagate_addr_expr_1): Recurse on simple copies
159 instead of propagating into them. Do so for useless conversions
161 (forward_propagate_addr_expr): Clean up unused statements after
164 2007-03-16 Richard Guenther <rguenther@suse.de>
166 * builtins.c (expand_builtin_cexpi): Use the right argument
167 for the expansion via cexp.
169 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
171 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
172 * configure: Rebuilt.
174 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
177 * dwarf2out.c (force_type_die): Adjust comment.
178 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
180 2007-03-15 DJ Delorie <dj@redhat.com>
182 * config/frv/predicates.md (minmax_operator): Don't check operands
185 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
187 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
188 Update constant estimates of number of iterations.
189 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
190 argument renamed to "realistic".
191 (compute_estimated_nb_iterations): Removed.
192 (record_niter_bound): New function.
193 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
194 call record_nonwrapping_iv with upper = false.
195 (infer_loop_bounds_from_signedness): Pass upper argument to
196 record_nonwrapping_iv.
197 (estimate_numbers_of_iterations_loop): Do not call
198 compute_estimated_nb_iterations. Record estimate based on profile
199 information. Initialize the constant estimates of number of
201 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
203 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
204 number of iterations is too small.
205 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
206 (EST_NOT_AVAILABLE): Removed.
207 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
208 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
211 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
213 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
214 Handle NE_EXPR guards.
216 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
219 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
220 Set also -pedantic-errors by default for the preprocessor unless
221 -fpermissive is given.
223 2007-03-15 Richard Guenther <rguenther@suse.de>
227 * builtins.c (expand_builtin_cexpi): As a fallback if we
228 don't have builtins for sincos or cexp create a function
229 declaration for cexp and expand to a call to that.
230 (expand_builtin_int_roundingfn): Always fall
231 back to floor/ceil and its variants even if they may be
234 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
237 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
238 jump tables, move the call to delete_dead_jumptables from here...
239 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
240 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
241 don't allow merging of blocks that try_redirect_by_replacing_jump
242 also does not handle when not optimizing.
244 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
245 Francois-Xavier Coudert <coudert@clipper.ens.fr>
247 * config/i386/i386.md (x86_sahf_1): Correctly handle
250 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
254 x86_64_general_operand as operand[2] predicate. Remove "iF"
255 from operand constraints and use "e" constraint instead.
256 (*subti3_1, *subti3_1 splitter): Ditto.
257 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
258 operand[1] predicate.
260 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
262 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
263 arrays, multiply the access strides by the size of the sub-array.
264 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
266 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
268 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
269 the configured assembler supports the sahf mnemonic.
270 * configure: Regenerate.
271 * config.in: Regenerate.
273 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
274 emit "sahf" or ".byte\t0x9e" as asm template.
276 2007-03-14 Michael Meissner <michael.meissner@amd.com>
279 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
280 option to replace hard coded TARGET_xxx in md file.
281 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
282 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
283 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
284 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
285 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
286 (X86_TUNE_NOT_VECTORMODE): Ditto.
287 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
288 (TUNE_AVOID_VECTOR_DECODE): Ditto.
289 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
290 (TUNE_SLOW_IMUL_IMM8): Ditto.
291 (TUNE_MOVE_M1_VIA_OR): Ditto.
292 (TUNE_NOT_UNPAIRABLE): Ditto.
293 (TUNE_NOT_VECTORMODE): Ditto.
295 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
298 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
299 tuning options instead of hard coded TARGET_xxx.
300 (fix ssemode peephole2's): Ditto.
301 (imul peephole2's): Ditto.
303 (movdi_or_rex64): Ditto.
304 (move peephole2): Ditto.
305 (not peephole2's): Ditto.
307 2007-03-14 Dirk Mueller <dmueller@suse.de>
309 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
310 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
311 * c-parser.c (c_parser_if_body): Always add an empty statement in case
313 * c-parser.c (c_parser_do_statement): Warn about empty body in
315 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
316 * doc/invoke.texi (-Wempty-body): Update documentation.
318 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
321 * c-common.h (warn_for_div_by_zero): Declare.
322 * c-common.c (warn_for_div_by_zero): Define.
323 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
326 2007-03-14 Richard Sandiford <richard@codesourcery.com>
328 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
329 to PREFIX and STANDARD_PREFIX.
331 2007-03-14 Richard Sandiford <richard@codesourcery.com>
332 Phil Edwards <phil@codesourcery.com>
334 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
335 (__gthread_once_t): Remove busy field for RTPs.
336 (__GTHREAD_ONCE_INIT): Update accordingly.
338 2007-03-14 Richard Sandiford <richard@codesourcery.com>
340 * doc/invoke.texi: Document VxWorks options.
342 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
344 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
346 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
348 PR tree-optimization/30590
349 * tree-nrv.c (tree_nrv): Check for the partial update of the
352 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
354 * flags.h (flag_random_seed): Remove declaration, in favor of...
355 * toplev.h (get_random_seed, set_random_seed): ... these.
356 * tree.c (get_file_function_name): Use the former.
357 * opts.c (common_handle_option): Use the latter.
360 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
363 * cse.c (cse_find_path): Do not bail out if a basic block that
364 we already visited now becomes part of a path that starts at a
365 different basic block. Just disallow this, to make sure we
366 visit each basic block at most once.
368 2007-03-13 Jan Hubicka <jh@suse.cz>
370 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
371 when profile esitmate is present, calls with very low frequency are
374 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
376 PR tree-optimization/30730
377 PR tree-optimization/26900
378 * tree-ssa-loop-niter.c: Include gmp.h.
380 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
381 split_to_var_and_offset, determine_value_range,
382 bound_difference_of_offsetted_base, refine_bounds_using_guard,
383 bound_difference, bounds_add, bounds_negate,
384 number_of_iterations_ne_max, dump_affine_iv): New functions.
385 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
386 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
387 difference of initial and final value of control iv to validate
389 (number_of_iterations_cond): Add loop parameter. Determine bounds
390 on the difference of the extremes of the control iv. Add dumps.
391 (expand_simple_operations): Handle phi nodes.
392 (simplify_using_initial_conditions): Do not record used conditions.
393 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
394 Do not set additional_info.
395 (implies_nonnegative_p, implies_ge_p): Removed.
396 (derive_constant_upper_bound): Do not use parameter `additional'.
397 (record_estimate): Parameter `additional' removed. Parameter
398 `i_bound' added. Do not call derive_constant_upper_bound.
399 (record_nonwrapping_iv): Use derive_constant_upper_bound to
400 bound the number of iterations estimate.
401 (estimate_numbers_of_iterations_loop): Pass the estimate from
402 the number of iterations analysis to record_estimate.
403 * tree.h (multiple_of_p): Declare.
404 * tree-scalar-evolution.c (expression_expensive_p): Removed.
405 (scev_const_prop): Do not check expression_expensive_p.
406 * fold-const.c (multiple_of_p): Exported.
407 * double-int.c (double_int_mask): Exported.
408 * double-int.h (double_int_mask): Declare.
409 * tree-flow.h (struct tree_niter_desc): Removed additional_info
410 field. Added max field.
412 2007-03-13 David Taylor <taylor@candd.org>
415 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
418 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
421 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
424 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
426 * config/i386/i386.opt (mcx16, msahf): New options.
427 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
428 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
430 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
431 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
432 Output -mcx16 and -msahf options when corresponding bit is set.
434 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
437 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
439 * configure.ac: Test for assembler tolerance to # 0 "".
440 * configure, config.in: Rebuilt.
441 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
443 2007-03-13 Geoffrey Keating <geoffk@apple.com>
445 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
447 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
448 (handle_syscall): Handle direct system calls.
449 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
451 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
453 * doc/invoke.texi: Fix cpp.info cross-reference.
454 * doc/passes.texi: Fix gcc.info cross-reference.
456 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
458 PR tree-optimization/30835
459 * lambda-code.c (can_convert_to_perfect_nest): Check whether
460 bb_for_stmt is not NULL before accessing it.
462 2007-03-12 Joseph Myers <joseph@codesourcery.com>
464 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
467 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
470 * doc/install.texi: Document --enable-stage1-languages
472 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
474 * tree-pass.h (pass_into_cfg_layout_mode,
475 pass_outof_cfg_layout_mode): Declare.
476 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
477 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
478 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
479 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
481 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
483 * c-decl.c (warn_variable_length_array): New function.
484 Refactored from grokdeclarator to handle warn_vla
485 and handle unnamed array case.
486 (grokdeclarator): Refactored VLA warning case.
487 * c.opt (Wvla): New flag.
488 * doc/invoke.texi (Wvla): New warning.
490 2007-03-12 Richard Henderson <rth@redhat.com>
492 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
493 (TARGET_SECTION_TYPE_FLAGS): New.
495 2007-03-12 Richard Henderson <rth@redhat.com>
497 * config/darwin.c (machopic_reloc_rw_mask): New.
498 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
499 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
501 2007-03-12 Mark Mitchell <mark@codesourcery.com>
503 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
504 * cppdefault.h (cpp_PREFIX): Document.
505 (cpp_PREFIX_len): Likewise.
506 (cpp_EXEC_PREFIX): New variable.
507 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
508 * c-incpath.c (add_standard_paths): Correct logic for relocating
511 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
514 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
516 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
517 fix_truncdfdi_sse using SSEMODEF mode macro.
518 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
519 fix_truncdfsi_sse using SSEMODEF mode macro.
520 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
521 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
523 2007-03-12 Richard Sandiford <richard@codesourcery.com>
525 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
528 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
530 * tree.h : Add multiple_of_p declaration.
531 * fold-const.c (multiple_of_p): Make multiple_of_p public.
532 * ipa-type-escape.c (results_of_malloc): Redundant.
533 (visited_stmts): New. Visited stmt for walk_use_def_chains.
534 (cast_type): Extended with new members.
535 (check_cast): Returns cast_type.
536 (cast): New structure for data of walk_use_def_chains.
537 (is_malloc_result, is_cast_from_non_pointer_1,
538 is_cast_from_non_pointer,
539 is_array_access_through_pointer_and_index): New functions.
540 (look_for_casts): Returns cast types.
541 (check_call): Returns void.
542 (okay_pointer_operation): Use support of pointer plus index,
543 pointer plus constant and allow all multiplications.
545 2007-03-11 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/31115
548 * tree-vrp.c (extract_range_from_binary_expr): Make sure
549 the shift count is positive and non-anti-range for RSHIFT_EXPR.
550 A shift count of zero is not special as with *_DIV_EXPR.
551 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
554 2007-03-11 Ian Lance Taylor <iant@google.com>
556 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
557 the *_DIV_EXPR codes correctly with overflow infinities.
559 2007-03-11 Ira Rosen <irar@il.ibm.com>
561 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
562 indicate success/failure of the analysis. Add negation to subtrahend
563 in case of subtraction. Fail if both operands contain constants.
564 (create_data_ref): Fail if analyze_offset fails.
566 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (frndintxf2): Rename to ...
569 (rintxf2): ... this. Remove expander having same name.
570 (rintsf2, rintdf2): Implement using SSEMODEF macro.
571 (roundsf2, rounddf2): Ditto.
572 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
573 (lround<mode>di2, lround<mode>si2): Ditto.
575 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
577 * lower-subreg.c: Include except.h.
578 (decompose_multiword_subregs): Verify that the only control flow
579 insns we can split are loads to multi-words pseudos.
580 Handle breaking such blocks after splitting, instead of calling
581 find_many_sub_basic_blocks.
583 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
584 on the new basic block. Add a lengthy comment explaining why we
585 thought this was necessary.
586 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
588 2007-03-10 Mark Mitchell <mark@codesourcery.com>
591 * tree.c (walk_type_fields): Recurse into the element type of
592 ARRAY_TYPEs if there is a pointer set.
594 2007-03-10 Dirk Mueller <dmueller@suse.de>
596 * c-common.c (warn_logical_operator): Fix condition.
598 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
600 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
602 * config/darwin.c (machopic_select_section): Remove superfluous
603 argument in call to categorize_decl_for_section. Remove unused
606 2007-03-10 Joseph Myers <joseph@codesourcery.com>
608 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
610 * configure: Regenerate.
612 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
615 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
616 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
617 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
618 Add LABEL_NUSES to emitted label.
619 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
620 branch probability value to emitted jump insn.
621 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
622 Do not check life information and do not re-arrange input operands
623 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
625 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
627 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
628 the change of decode_asm_operands.
630 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
632 * mode-switching.c (create_pre_exit): Skip blockage insn.
634 2007-03-09 Diego Novillo <dnovillo@redhat.com>
636 * tree-pass.h (TODO_update_smt_usage): Remove.
638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
642 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
644 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
645 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
646 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
649 2007-03-09 Geoffrey Keating <geoffk@apple.com>
651 * gcc.c: Document %{, in big comment at top.
652 (input_suffix_matches): Remove special handling for .s and
654 (input_spec_matches): New.
655 (handle_braces): Handle %{,.
656 (validate_switches): ',' indicates a value which is not a switch.
657 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
658 to detect assembler input.
659 * config/i386/sol2.h (CPP_SPEC): Likewise.
660 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
661 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
662 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
663 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
664 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
665 -m64 causes deployment target to default to 10.5.
666 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
668 2007-03-09 Richard Henderson <rth@redhat.com>
671 * target.h (targetm.asm.out.reloc_rw_mask): New.
672 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
673 (TARGET_ASM_OUT): Use it.
674 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
675 * varasm.c (categorize_decl_for_section): Remove shlib argument;
676 use the new reloc_rw_mask target hook instead.
677 (default_section_type_flags_1): Merge into...
678 (default_section_type_flags): ... here.
679 (decl_readonly_section_1): Merge into...
680 (decl_readonly_section): ... here.
681 (default_elf_select_section_1): Merge into...
682 (default_elf_select_section): ... here.
683 (default_unique_section_1): Merge into...
684 (default_unique_section): ... here.
685 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
686 (default_select_rtx_section): Use it.
687 (default_elf_select_rtx_section): Likewise.
688 * output.h: Update to match.
689 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
690 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
691 (TARGET_ASM_RELOC_RW_MASK): New.
692 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
693 to categorize_decl_for_section.
694 (x86_64_elf_unique_section): Likewise.
695 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
696 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
697 (TARGET_ASM_RELOC_RW_MASK): New.
698 * config/ia64/ia64.c (ia64_rwreloc_select_section,
699 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
700 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
701 (TARGET_RWRELOC): Remove.
702 (ia64_section_type_flags): Adjust call to default_section_type_flags.
703 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
704 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
705 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
706 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
707 (rs6000_xcoff_select_section): Use decl_readonly_section.
708 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
709 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
710 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
711 (TARGET_SECTION_TYPE_FLAGS): Remove.
712 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
714 2007-03-09 Roger Sayle <roger@eyesopen.com>
716 * fold-const.c (fold_comparison): Remove compile-time evaluation of
717 complex constant equality/inequality comparisons for here.
718 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
719 known at compile-time or can be simplified to a scalar comparison.
720 (fold_relational_const): Move compile-time evaluation of complex
721 constant equality/inequality comparisons to here.
723 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
725 PR rtl-optimization/30643
726 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
728 (fold_rtx): Recurse, like before 2006-11-03.
730 2007-03-09 DJ Delorie <dj@redhat.com>
732 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
735 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
737 PR tree-optimization/30375
738 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
739 LHS of statements is not the same.
740 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
742 2007-03-09 Chao-ying Fu <fu@mips.com>
744 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
746 * doc/invoke.texi (-mdspr2): Document new option.
747 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
748 New unspec for DSP REV 2.
749 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
750 these instructions are extended in DSP REV 2.
751 (mips-dspr2.md): Include.
752 * config/mips/mips.opt (mdspr2): New option.
753 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
754 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
755 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
756 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
757 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
758 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
759 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
761 (bdesc_map): Add one field of unsupported_target_flags.
762 (bdesc_arrays): Update entries to have extra fields. Add
764 (mips_init_builtins): Initialize new function types.
765 Check unsupported_target_fileds to filter out builtins.
766 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
768 (ASM_SPEC): Pass mdspr2 to the assembler.
769 * config/mips/mips-dspr2.md: New file.
771 2007-03-09 Sa Liu <saliu@de.ibm.com>
773 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
775 2007-03-09 Ian Lance Taylor <iant@google.com>
777 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
778 argument) like -Wstrict-overflow=2.
779 * doc/invoke.texi (Warning Options): Update documentation.
781 2007-03-09 Dirk Mueller <dmueller@suse.de>
784 * doc/invoke.texi (-Wlogical-op): Document.
785 * common.opt (-Wlogical-op): New.
786 * c-common.h (warn_logical_operator): Declare.
787 * c-common.c (warn_logical_operator): Define.
788 * c-typeck.c (parser_build_binary_op): Call
789 warn_logical_operator.
791 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
793 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
794 * final.c (final_scan_insn): Test for non-"" file name.
796 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
798 * doc/loop.texi: Document the Omega linear constraints solver.
799 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
800 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
801 omega-hash-table-size, omega-max-keys, and
802 omega-eliminate-redundant-constraints.
803 * tree-pass.h (pass_check_data_deps): Declared.
806 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
807 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
808 pass_check_data_deps): New.
809 * tree-data-ref.c (init_data_ref): Remove declaration.
810 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
811 (analyze_array): Renamed init_array_ref, move up initializations.
812 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
813 Removed arguments that are set to NULL.
814 (analyze_indirect_ref): Correct indentation, correct call to
816 (object_analysis): Call init_array_ref instead of analyze_array.
817 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
818 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
819 of DR_ACCESS_FNS_ADDR.
820 (init_omega_eq_with_af, omega_extract_distance_vectors,
821 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
822 ddr_consistent_p): New.
823 (compute_affine_dependence): Check consistency of ddrs when
824 flag_check_data_deps is passed.
825 (analyze_all_data_dependences): Uncomment.
826 (tree_check_data_deps): New.
827 * tree-data-ref.h: Include omega.h.
828 (DR_ACCESS_FNS_ADDR): Removed.
829 (data_dependence_relation): Add inner_loop.
830 (DDR_INNER_LOOP): New.
831 * common.opt (fcheck-data-deps): New.
832 * tree-flow.h (tree_check_data_deps): Declare.
833 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
834 (OBJS-common): Depend on omega.o.
836 * passes.c (pass_check_data_deps): Scheduled.
837 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
838 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
839 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
840 PARAM_VECT_MAX_VERSION_CHECKS,
841 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
843 2007-03-09 Richard Guenther <rguenther@suse.de>
845 PR tree-optimization/30904
847 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
848 the same way as *_DIV_EXPR.
850 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
852 * recog.c (decode_asm_operands): No mixed declarations and code.
854 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
856 * rtl.def (ASM_INPUT): Add location.
857 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
858 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
859 (decode_asm_operands): Add loc operand.
860 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
861 * stmt.c (expand_asm): Rename to...
862 (expand_asm_loc): ... this. Add locus argument. Pass it on to
863 gen_rtx_ASM_INPUT_loc.
864 (expand_asm_expr): Adjust.
865 * recog.c (decode_asm_operands): Add loc operand.
866 (check_asm_operands, extract_insn): Adjust.
867 * reload1.c (maybe_fix_stack_asms): Likewise.
868 * final.c (asm_insn_count): Likewise.
869 (final_scan_insn): Output # line before and after asm.
871 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
873 * tree-ssa-structalias.c (variable_info): Remove
875 (new_var_info): Ditto.
876 (shared_bitmap_info_t): New structure.
877 (shared_bitmap_table): New variable.
878 (shared_bitmap_hash): New function.
879 (shared_bitmap_eq): Ditto
880 (shared_bitmap_lookup): Ditto.
881 (shared_bitmap_add): Ditto.
882 (merge_smts_into): Change to take bitmap directly.
883 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
884 (init_alias_vars): Init shared bitmap hashtable.
885 (delete_points_to_sets): Delete shared bitmap hashtable.
886 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
887 is_aliased removal as a change that was still necessary was
890 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.h (override_options): Conditionally disable
893 x86_sahf for 64bit targets only.
895 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
898 * c-decl.c (merge_decls): Don't call make_var_volatile.
899 * varasm.c (make_var_volatile): Remove.
900 * output.h (make_var_volatile): Remove.
902 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
904 PR tree-optimization/31085
905 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
907 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
909 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
910 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
911 ATTR_CONST_NOTHROW_LIST.
913 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
916 2007-03-08 Diego Novillo <dnovillo@redhat.com>
918 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
920 2007-03-08 Geoffrey Keating <geoffk@apple.com>
923 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
925 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
926 passed, use shared libgcc.
928 2007-03-08 Roger Sayle <roger@eyesopen.com>
930 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
931 instead of calling build2 with a GIMPLE_MODIFY_STMT.
932 (honor_protect_cleanup_actions, lower_try_finally_switch):
934 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
935 ifc_temp_var): Likewise.
936 * tree-inline.c (setup_one_parameter): Likewise.
937 * tree-mudflap.c (mf_decl_cache_locals,
938 mf_build_check_statement_for): Likewise.
939 * tree-nested.c (init_tmp_var, save_tmp_var,
940 finalize_nesting_tree_1): Likewise.
941 * tree-outof-ssa.c (insert_copy_on_edge,
942 insert_backedge_copies): Likewise.
943 * tree-profile.c (tree_gen_edge_profiler,
944 tree_gen_ic_profiler): Likewise.
945 * tree-scalar-evolution.c (scev_const_prop): Likewise.
946 * tree-sra.c (sra_build_assignment): Likewise.
947 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
948 * tree-ssa-math-opts.c (insert_reciprocals,
949 execute_cse_sincos_1): Likewise.
950 * tree-tailcall.c (adjust_accumulator_values,
951 adjust_return_value): Likewise.
952 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
953 * tree-vect-transform.c (vect_create_data_ref_ptr,
954 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
955 vect_create_epilog_for_reduction, vectorizable_reduction,
956 vectorizable_call, vectorizable_conversion,
957 vectorizable_assignment, vectorizable_operation,
958 vectorizable_type_demotion, vect_gen_widened_results_half,
959 vect_permute_store_chain, vectorizable_store,
960 vect_setup_realignment, vect_permute_load_chain,
961 vectorizable_load, vectorizable_condition,
962 vect_create_cond_for_align_checks): Likewise.
963 * tree-vrp.c (build_assert_expr_for): Likewise.
965 2007-03-08 Ian Lance Taylor <iant@google.com>
967 * tree-vrp.c: Include "intl.h".
968 (usable_range_p): New static function.
969 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
970 overflowed values, juts set *strict_overflow_p.
971 (compare_values): Only return -2 if one of the operands is not a
973 (compare_ranges): Call usable_range_p.
974 (compare_range_with_value): Likewise.
975 (vrp_evaluate_conditional_warnv): Rename from
976 vrp_evaluate_conditional. Make static. Change all callers.
977 (vrp_evaluate_conditional): New function.
978 (simplify_div_or_mod_using_ranges): Issue warning about reliance
980 (simplify_abs_using_ranges): Likewise.
981 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
982 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
983 within_stmt parameter.
984 * tree-ssa-propagate.c (fold_predicate_in): Update call to
985 vrp_evaluate_conditional.
986 * tree-ssa-threadedge.c
987 (record_temporary_equivalences_from_stmts_at_dest): Change
988 simplify parameter to take a second tree parameter.
989 (simplify_control_stmt_condition): Likewise.
990 (thread_across_edge): Likewise.
991 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
992 (thread_across_edge): Likewise.
993 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
995 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
997 * config/i386/i386.h (TARGET_SAHF): New define.
998 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
999 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1000 (x86_sahf): New global variable.
1001 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1002 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1003 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1004 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1006 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1007 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1008 when expanding fcomi/sahf based tests.
1009 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1010 expanding sahf based alternative. Emit sahf based sequence when
1011 optimizing for code size.
1012 * config/i386/i386.md (x86_sahf_1): Do not disable for
1013 TARGET_64BIT, enable for TARGET_SAHF.
1015 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1017 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1018 spurious whitespace from error message.
1020 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1023 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1025 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1027 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1029 * tree-sra.c (instantiate_element): Propagate disabled warnings
1030 from the element itself to the created variable.
1032 2007-03-07 Richard Henderson <rth@redhat.com>
1035 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1036 silently fix up the stack in the case of a missing register.
1038 2007-03-07 Paul Brook <paul@codesourcery.com>
1040 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1042 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1044 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1046 (phase1_vrs): Use them.
1047 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1048 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1049 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1050 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1051 __gnu_Unwind_Restore_WMMXC if required.
1052 (_Unwind_VRS_Pop): Implement iWMMXt support.
1053 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1054 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1055 gnu_Unwind_Save_WMMXC): Define.
1057 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1059 * config/vxworks.h (vxworks_override_options): Declare.
1060 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1061 * config/vxworks.c: Include target.h and toplev.h.
1062 (vxworks_override_options): New function.
1063 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1065 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1067 * config/s390/s390.c (override_options): Don't emit an error when
1068 -mstack-size is used without providing -mstack-guard.
1069 (s390_emit_prologue): Choose stack_guard value automatically if not
1070 provided via command line.
1071 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1073 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1075 * config/i386/i386.c (output_set_got): Add a GOT initialization
1076 sequence for VxWorks PIC.
1077 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1078 around labels as well as symbols. Use gotoff_operand instead
1079 of local_symbolic_operand.
1080 (legitimize_pic_address): Use gotoff_operand instead of
1081 local_symbolic_operand. Use @GOT accesses for labels as
1083 (ix86_output_addr_diff_elt): Use PC-relative rather than
1084 GP-relative offsets for VxWorks PIC.
1085 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1086 no_new_pseudos. Check whether the returned register is op0.
1087 * config/i386/i386.md (tablejump): Use PC-relative rather than
1088 GP-relative offsets for VxWorks PIC.
1089 * config/i386/predicates.md (gotoff_operand): New predicate.
1091 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1093 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1095 * config/vxworks-dummy.h: New file.
1096 * config/i386/i386.h: Include it.
1098 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1100 * dwarf2out.c (is_inlined_entry_point): New
1101 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1102 DW_AT_ranges if the first subblock is the entry point.
1104 2007-03-06 David Daney <ddaney@avtrex.com>
1106 * doc/install.texi (mips-*-*): Change recommended binutils
1109 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1111 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1112 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1114 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1115 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1117 2007-03-06 Jan Hubicka <jh@suse.cz>
1119 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1120 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1122 (probably_cold_bb_p): Cold functions are cold.
1123 (probably_never_executed_bb_p): Cold functions are cold.
1124 (tree_bb_level_predictions): Predict calls to cold functions as not
1126 (compute_function_frequency): Check hot/cold attributes.
1127 * function.h (function_frequency): Update comments.
1128 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1129 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1130 (c_common_att): Add cold and hot.
1132 * doc/extend.texi (hot,cold attributes): Document.
1134 2007-03-06 Andrew Haley <aph@redhat.com>
1136 * function.c (expand_function_end): Move blockage to just after we
1137 emit the label for the naked return from the function.
1139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1141 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1144 2007-03-06 Jan Hubicka <jh@suse.cz>
1146 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1147 loaded for constant large models. Non-large 64bit PIC can do.
1148 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1149 * cmodel.h: Add LARGE PIC.
1150 * i386.md (UNSPEC_PLTOFF): New.
1151 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1153 (*call_1_rex64): Disable for large models.
1154 (*call_1_rex64_large): New.
1155 (*call_value_1_rex64): Disable for large models.
1156 (*call_value_1_rex64_large): New.
1157 (set_rip_rex4): New.
1158 (set_got_offset_rex64): New.
1159 * predicates.md (constant_call_address_operand): For large model
1160 constant calls are not possible.
1161 * i386-protos.h (construct_plt_address): Declare.
1162 * i386.c (override_options): Accept large models.
1163 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1164 (legitimate_constant_p): Add new UNSPECs.
1165 (legitimate_pic_operand_p): Likewise.
1166 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1167 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1169 (output_pic_addr_const): Add PLTOFF.
1170 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1171 (ix86_expand_move): Legitimize pic address when in PIC mode.
1172 (construct_plt_address): New function.
1173 (ix86_expand_call): Offload the address to register and use GOT pointer
1175 * invoke.texi (mcmodel=large): Update documentation.
1177 2007-03-06 Richard Henderson <rth@redhat.com>
1179 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1180 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1181 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1182 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1183 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1184 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1185 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1186 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1187 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1188 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1189 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1190 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1191 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1192 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1193 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1194 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1195 x86_schedule, x86_use_bt, x86_pad_returns,
1196 x86_use_xchgb): Merge into ...
1197 (ix86_tune_features): ... here. New array.
1198 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1199 x86_bswap): Merge into ...
1200 (ix86_arch_features): ... here. New array.
1201 (x86_3dnow_a): Remove.
1202 (x86_accumulate_outgoing_args): Make static.
1203 (x86_arch_always_fancy_math_387): Make static.
1204 (ix86_tune_mask, ix86_arch_mask): Move ...
1205 (override_options): ... to local variables here. Apply the
1206 appropriate mask to each element of ix86_arch_features and
1207 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1208 as were done in the old macros.
1209 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1210 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1211 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1212 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1213 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1214 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1215 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1216 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1217 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1218 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1219 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1220 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1221 x86_accumulate_outgoing_args, x86_prologue_using_move,
1222 x86_epilogue_using_move, x86_decompose_lea,
1223 x86_arch_always_fancy_math_387, x86_shift1,
1224 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1225 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1226 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1227 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1228 x86_use_incdec, x86_pad_returns, x86_bswap,
1229 x86_partial_flag_reg_stall): Remove.
1230 (enum ix86_tune_indices): New.
1231 (ix86_tune_features): New.
1232 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1233 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1234 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1235 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1236 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1237 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1238 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1239 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1240 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1241 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1242 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1243 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1244 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1245 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1246 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1247 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1248 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1249 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1250 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1251 TARGET_EXT_80387_CONSTANTS): Use it.
1252 (enum ix86_arch_indices): New.
1253 (ix86_arch_features): New.
1254 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1255 TARGET_BSWAP): Use it.
1256 (ix86_tune_mask, ix86_arch_mask): Remove.
1258 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1261 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1262 Define using $${sysroot_headers_suffix}.
1263 * configure: Regenerate.
1264 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1265 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1267 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1268 * gcc.c (print_sysroot_headers_suffix): New.
1269 (option_map): Include --print-sysroot-headers-suffix.
1270 (display_help): Mention -print-sysroot-headers-suffix.
1271 (process_command): Handle -print-sysroot-headers-suffix.
1272 (do_spec_1): Append multilib directory to include-fixed path if
1273 sysroot suffixes in use.
1274 (main): Handle -print-sysroot-headers-suffix.
1275 * Makefile.in (start.encap): Don't depend on xlimits.h
1276 (xlimits.h): Remove.
1277 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1278 limits.h for each multilib in fixinc_list.
1279 (fixinc_list, s-fixinc_list): New.
1280 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1281 generate them for each multilib in fixinc_list.
1282 (stmp-fixproto): Use include-fixed. Run fixproto for each
1283 multilib in fixinc_list.
1284 (mostlyclean): Don't remove xlimits.h.
1285 (clean): Remove include-fixed.
1286 (real-install-headers-tar, real-install-headers-cpio,
1287 real-install-headers-cp): Don't copy include, only include-fixed.
1288 (install-mkheaders): Depend on fixinc_list. Don't depend on
1289 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1290 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1291 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1293 2007-03-06 Jan Hubicka <jh@suse.cz>
1295 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1300 * configure.ac: Allow tm_file to contain build-directory files.
1301 * configure: Regenerate.
1302 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1303 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1304 * config/m68k/print-sysroot-suffix.sh: New file.
1306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1308 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1309 of pic_offset_table_rtx if reload_completed.
1310 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1311 PIC_OFFSET_TABLE_REGNUM.
1312 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1314 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1315 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1317 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1319 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1320 functions that call eh_return.
1322 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1324 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1325 functions that need a constant pool.
1327 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1330 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1331 (m68k_preferred_reload_class): Likewise.
1332 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1333 (SECONDARY_RELOAD_CLASS): Define.
1334 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1335 (LIMIT_RELOAD_CLASS): Delete.
1336 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1337 registers from storing bytes.
1338 (m68k_secondary_reload_class): New function.
1339 (m68k_preferred_reload_class): Likewise.
1341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1343 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1345 (m68k_expand_prologue): Likewise.
1347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1349 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1350 (mips_expand_epilogue): Add a bool parameter.
1351 (m68k_legitimize_sibcall_address): Declare.
1352 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1353 (m68k_expand_epilogue): Add a parameter to select between sibling
1354 and normal epilogues. Only generate a return for the latter.
1355 (m68k_ok_for_sibcall_p): New function.
1356 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1357 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1358 (sibcall_value, *sibcall_value): Likewise.
1359 (*call, *call_value): Require !SIBLING_CALL_P.
1360 (epilogue): Update call to m68k_expand_epilogue.
1361 (sibcall_epilogue): New pattern.
1362 * config/m68k/predicates.md (const_call_operand): Say that this
1363 predicate applies to sibling calls too.
1364 (sibcall_operand): New predicate.
1366 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1368 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1369 alternatives as movsi_cf.
1370 (movsf_cf_hard): Add commentary.
1372 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1373 Richard Sandiford <richard@codesourcery.com>
1375 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1376 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1377 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1378 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1379 as being live on exit from an interrupt function.
1380 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1381 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1382 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1383 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1384 (m68k_interrupt_function_p): Globalize.
1385 (m68k_compute_frame_layout): Remove reverse mask code.
1386 (m68k_emit_movem, m68k_set_frame_related): New functions.
1387 (m68k_output_function_prologue): Delete in favor of...
1388 (m68k_expand_prologue): ...this new function.
1389 (m68k_output_function_epilogue): Delete in favor of...
1390 (m68k_expand_epilogue): ...this new function.
1391 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1393 (print_operand): Handle %?.
1394 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1395 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1396 (prologue, epilogue): New patterns.
1397 (return): Turn into a define_expand.
1398 (*return): New pattern, derived from old "return" pattern. Use rte
1399 rather than rts for interrupt functions. Only use rtd if the pop
1401 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1402 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1403 (link, *link, unlink, *unlink, load_got): Likewise.
1405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1409 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1410 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1411 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1412 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1413 and m68k_matches_u_p.
1414 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1415 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1416 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1417 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1418 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1419 (REG_STRICT_P): New macro.
1420 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1421 PCREL_GENERAL_OPERAND_OK.
1422 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1423 m68k_legitimate_base_reg_p.
1424 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1425 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1426 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1427 * config/m68k/m68k.c (m68k_address): New structure.
1428 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1429 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1430 (m68k_jump_table_ref_p, m68k_decompose_address)
1431 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1432 (m68k_matches_u_p): New functions.
1433 (print_operand_address): Rewrite to use m68k_decompose_index.
1435 2007-03-05 David Taylor <dtaylor@emc.com>
1437 * gcc.c: Correct copyright date in --version output.
1439 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1441 * pa.md: In unamed move patterns, disparge copies between general
1442 and floating point registers using '?' modifier. Don't include 'f'
1443 constraint for register preferences in DImode, SImode, HImode and
1444 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1445 Remove constraints for copies between general and floating registers
1446 in soft-float DFmode pattern.
1447 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1451 2007-03-05 Mike Stump <mrs@apple.com>
1453 * c-common.c (targetcm): Add.
1454 * c-opts.c (c_common_handle_option): Handle language specific
1456 * opts.c (handle_option): Verify language for target options, if
1458 * opth-gen.awk: Add CL_LANG_ALL.
1459 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1460 (TARGETCM_INITIALIZER): Add.
1461 * target.h (struct gcc_targetcm): Add.
1463 * targhooks.c (default_handle_c_option): Add.
1464 * targhooks.h (default_handle_c_option): Add.
1465 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1467 * config/darwin.opt (iframework): Add.
1468 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1469 * config/darwin-c.c (handle_c_option): Add.
1470 (TARGET_HANDLE_C_OPTION): Add.
1472 * doc/invoke.texi (Darwin Options): Add -iframework.
1474 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1476 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1479 2007-03-05 Ian Lance Taylor <iant@google.com>
1481 * c.opt (fgnu89-inline): New option.
1482 * c-opts.c (c_common_post_options): Set default value for
1484 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1485 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1487 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1488 (grokdeclarator, start_function): Likewise.
1489 * c-cppbuiltin.c (c_cpp_builtins): Define either
1490 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1491 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1492 (C Dialect Options): Document -fgnu89-inline.
1493 * doc/extend.texi (Function Attributes): Explain what the
1494 gnu_inline attribute does.
1495 * doc/cpp.texi (Common Predefined Macros): Document
1496 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1498 2007-03-05 Ian Lance Taylor <iant@google.com>
1500 PR tree-optimization/31034
1501 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1502 half-range if the other side is an overflow infinity.
1504 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1506 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1507 (bfin*-linux-uclibc*): New configuration.
1508 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1510 * config/bfin/linux.h: New file.
1511 * config/bfin/libgcc-bfin.ver: New file.
1512 * config/bfin/t-bfin-uclinux: New file.
1513 * config/bfin/t-bfin-linux: New file.
1514 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1515 (TARGET_OS_CPP_BUILTINS): New macro.
1517 2007-03-05 Richard Guenther <rguenther@suse.de>
1519 * fold-const.c (fold_binary): Remove duplicate folding
1520 of comparison of non-null ADDR_EXPR against null.
1522 2007-03-05 Richard Guenther <rguenther@suse.de>
1523 Dorit Nuzman <dorit@il.ibm.com>
1525 PR tree-optimization/26420
1526 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1527 are no loops in the function. Only print the number of
1528 vectorized loops if it is greater than zero or we are supposed
1529 to print information about unvectorized loops.
1531 2007-03-05 Revital Eres <eres@il.ibm.com>
1533 * gcc.dg/var-expand1.c: New test.
1534 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1535 when an accumulator is expanded.
1537 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * c-common.c (convert_and_check): Don't give warnings for
1541 conversion if 'expr' already overflowed.
1543 2007-03-04 Roger Sayle <roger@eyesopen.com>
1546 * fold-const.c (fold_comparison): Enforce type consistency when
1547 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1549 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1551 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1552 containing a cast to the base of TARGET_MEM_REF.
1554 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1556 * tree.c (tree_contains_struct_check_failed): Remove spurious
1557 whitespace from error message.
1559 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1562 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1563 instead of precision.
1565 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1566 Nathan Sidwell <nathan@codesourcery.com>
1568 * emit-rtl.c (find_auto_inc): New.
1569 (try_split): recreate REG_INC notes,
1570 Use regular for loops rather than whiles.
1572 2007-03-03 Andreas Schwab <schwab@suse.de>
1574 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1575 * configure: Regenerate.
1577 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1579 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1580 flag_rounding_math, not flag_unsafe_math_optimizations.
1582 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1584 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1585 alpha_fold_vector_minmax): Likewise.
1586 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1587 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1589 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1591 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1592 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1593 if the lhs has side-effects.
1594 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1596 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.h (TUNEMASK): Remove define.
1599 (ARCHMASK): Remove define.
1600 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1601 Use ix86_arch_mask variable instead of ARCHMASK.
1602 * config/i386/i386.c (override_options): Ditto.
1603 (standard_80387_constant_p): Ditto.
1605 2007-03-02 Ian Lance Taylor <iant@google.com>
1607 Used signed infinities in VRP.
1608 * tree-vrp.c (uses_overflow_infinity): New static function.
1609 (supports_overflow_infinity): New static function.
1610 (make_overflow_infinity): New static function.
1611 (negative_overflow_infinity): New static function.
1612 (positive_overflow_infinity): New static function.
1613 (is_negative_overflow_infinity): New static function.
1614 (is_positive_overflow_infinity): New static function.
1615 (is_overflow_infinity): New static function.
1616 (overflow_infinity_range_p): New static function.
1617 (compare_values_warnv): New function split out of compare_values.
1618 (compare_value): Call it.
1619 (set_value_range_to_nonnegative): Add overflow_infinity
1620 parameter. Change caller.
1621 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1623 (vrp_expr_computes_nonzero): Likewise.
1624 (compare_ranges, compare_range_with_value): Likewise.
1625 (compare_name_with_value, compare_names): Likewise.
1626 (vrp_evaluate_conditional): Likewise.
1627 (set_value_range): Handle infinity
1628 (vrp_operand_equal_p, operand_less_p): Likewise.
1629 (extract_range_from_assert): Likewise.
1630 (vrp_int_const_binop): Likewise.
1631 (extract_range_from_binary_expr): Likewise.
1632 (extract_range_from_unary_expr): Likewise.
1633 (extract_range_from_comparison): Likewise.
1634 (extract_range_from_expr): Likewise.
1635 (dump_value_range): Likewise.
1636 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1637 (test_for_singularity): Likewise.
1638 (vrp_int_const_binop): Remove inline qualifier.
1639 (adjust_range_with_scev): Add comment.
1640 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1642 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1644 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1645 (get_constraint_for): Likewise.
1646 (do_structure_copy): Likewise.
1647 (find_func_aliases): Fix references to MODIFY_EXPR.
1648 (intra_create_variable_infos): Tidy.
1649 * tree-ssa-operands.c (add_virtual_operand): Add argument
1651 When adding members of alias sets, if IS_CALL_SITE is true and
1652 the symbol is not call-clobbered, skip it.
1655 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1657 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1658 entry by means of emit_insn_at_entry.
1660 2007-03-02 Richard Henderson <rth@redhat.com>
1662 * expr.h (promoted_input_arg): Remove decl.
1663 * function.c (promoted_input_arg): Merge into ...
1664 * combine.c (setup_incoming_promotions): ... only caller.
1665 Rearrange to avoid double loop.
1667 2007-03-02 Ben Elliston <bje@au.ibm.com>
1668 Peter Bergner <bergner@vnet.ibm.com>
1669 Janis Johnson <janis187@us.ibm.com>
1671 * config/rs6000/dfp.md: New file.
1672 * config/rs6000/rs6000.md: Include dfp.md.
1673 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1674 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1675 and TDmode decimal float modes in FP registers.
1676 (num_insns_constant): Likewise.
1677 (rs6000_legitimate_offset_address_p): Likewise.
1678 (rs6000_legitimize_address): Likewise.
1679 (rs6000_legitimize_reload_address): Likewise.
1680 (rs6000_legitimate_address): Likewise.
1681 (rs6000_emit_move): Likewise.
1682 (function_arg_boundary): Likewise.
1683 (function_arg_advance): Likewise.
1684 (rs6000_darwin64_record_arg_recurse): Likewise.
1685 (function_arg): Likewise.
1686 (rs6000_gimplify_va_arg): Likewise.
1687 (rs6000_split_multireg_move): Likewise.
1688 (rs6000_output_function_epilogue): Likewise.
1689 (rs6000_output_function_epilogue): Likewise.
1690 (rs6000_register_move_cost): Likewise.
1691 (rs6000_function_value): Likewise.
1692 (rs6000_libcall_value): Likewise.
1694 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1696 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1698 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1700 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1701 Use $MULTIDIR to choose between the kernel and RTP headers,
1702 and use $WIND_BASE and $WIND_USR to locate them.
1704 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.c (override_options): Put initialization of
1707 ix86_tune_mask and ix86_arch_mask to the correct place.
1709 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1710 Michael Meissner <michael.meissner@amd.com>
1713 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1715 (TARGET_CMOVE): Use ARCHMASK.
1716 (TARGET_CMPXCHG): Ditto.
1717 (TARGET_CMPXCHG8B): Ditto.
1718 (TARGET_XADD): Ditto.
1719 (TARGET_BSWAP): Ditto.
1720 * config/i386/i386.c (ix86_tune_mask): New global variable.
1721 (ix86_arch_mask): Ditto.
1722 (override_options): Initialize ix86_tune_mask and
1723 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1726 2007-03-02 Ben Elliston <bje@au.ibm.com>
1729 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1731 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1733 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1734 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1735 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1736 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1738 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1739 rs6000_init_dwarf_reg_sizes_extra): New.
1740 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1741 SPE register high parts.
1743 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1745 * Makefile.in: Add install-pdf target as
1746 copied from automake v1.10 rules.
1747 * configure.ac: Add install-pdf to target list.
1748 * configure: Regenerate.
1750 2007-03-01 Paul Brook <paul@codesourcery.com>
1752 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1753 modes to LDRD for DImode.
1754 (output_move_double): Fixup out of range ldrd/strd.
1755 (vfp_secondary_reload_class): Rename...
1756 (coproc_secondary_reload_class): ... to this. Add wb argument.
1757 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1758 coproc_secondary_reload_class for CLASS_IWMMXT.
1759 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1760 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1762 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1764 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1765 factor by the estimated number of iterations.
1766 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1769 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1770 decode_caches_intel, detect_caches_intel): New functions.
1771 (host_detect_local_cpu): Use detect_caches_amd and
1772 detect_caches_intel.
1774 2007-03-01 Richard Henderson <rth@redhat.com>
1776 * expr.c (emit_move_complex_push): Export.
1777 (emit_move_complex_parts): Split out from ...
1778 (emit_move_complex): ... here.
1779 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1780 * config/i386/i386.md (movcdi): New.
1782 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1784 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1785 size of mode1 to check for tieable modes in MMX case.
1787 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1789 * Makefile.in (rtlanal.o): Depend on tree.h.
1790 * rtl.h (offset_within_section_p, split_const): Declare.
1791 * rtlanal.c: Include tree.h.
1792 (offset_within_block_p): New function, taken from
1793 mips_offset_within_object_p.
1794 (split_const): New function, taken from mips_split_const.
1795 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1797 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1798 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1799 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1800 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1801 (m68k_illegitimate_symbolic_constant_p): New function.
1802 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1803 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1804 symbolic constant that might be outside the symbol's section,
1805 move the symbol first and then add the offset.
1806 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1808 * config/mips/mips.c (mips_split_const): Delete.
1809 (mips_offset_within_object_p): Delete.
1810 (mips_symbolic_constant_p): Use offset_within_section_p and
1811 split_const instead of mips_offset_within_object_p and
1813 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1814 (mips_legitimize_const_move, print_operand_reloc)
1815 (mips_dangerous_for_la25_p): Use split_const instead of
1818 2007-02-28 Eric Christopher <echristo@apple.com>
1820 * Makefile.in (install-include-dir): Don't rm -rf include.
1822 2007-02-28 Richard Guenther <rguenther@suse.de>
1825 * fold-const.c (fold_binary): Do not associate expressions
1826 with more than one variable for integer types that do not wrap.
1828 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1830 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1831 Delete, and replace with...
1832 (fold_builtin_call_array): This. Update callers to use it.
1833 * fold-const.c (fold_build_call_list): Delete, and replace with...
1834 (fold_build_call_array): This.
1835 (fold_build_call_list_initializer): Delete, and replace with...
1836 (fold_build_call_array_initializer): This.
1837 * tree.h: Update declarations to reflect above changes.
1839 * c-typeck.c (build_function_call): Store converted arguments
1840 in a stack-allocated array instead of building a list.
1841 (convert_arguments): Store arguments in the array passed in as an
1842 argument, and return the actual number of arguments.
1843 * c-format.c: (check_function_format): Pass arguments in an
1844 array instead of a list.
1845 * c-common.c (check_function_nonnull): Likewise.
1846 (check_function_sentinel): Likewise.
1847 (check_function_arguments): Likewise.
1848 * c-common.h: Update declarations to reflect above changes.
1850 2007-02-28 Jan Hubicka <jh@suse.cz>
1852 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1853 PRED_NEGATIVE_RETURN): Update outcomes.
1855 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1857 * calls.c (emit_library_call_value_1): Handle partial registers
1858 correctly when building up CALL_INSN_FUNCTION_USAGE.
1860 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1862 * pa/predicates.md (move_src_operand): Allow zero for mode.
1863 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1866 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1869 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1870 *movv2df_internal): Enable pattern only for valid operand
1872 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1873 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1875 2007-02-27 Mike Stump <mrs@apple.com>
1877 * config/darwin-crt3.c: Avoid compilation when compiling for a
1880 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1882 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1884 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1885 for fixed headers and limits.h.
1886 (install-include-dir, install-headers-tar, install-headers-cpio,
1887 install-headers-cp, real-install-headers-tar,
1888 real-install-headers-cpio, real-install-headers-cp): Handle
1889 include-fixed as well as include.
1890 (install-mkheaders): Don't install files that go only in include
1892 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1893 from GCC_INCLUDE_DIR.
1894 * gcc.c (process_command): Remove special -BstageN/ handling.
1895 (do_spec_1): Add include-fixed directories.
1897 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1899 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1901 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1903 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1906 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1908 * c-common.c (get_priority): Add check for
1909 SUPPORTS_INIT_PRIORITY.
1911 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1913 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1915 * config/bfin/bfin.c: Include "cfglayout.h".
1916 (MAX_LSETUP_DISTANCE): New macro.
1917 (struct loop_info): New members incoming, incoming_src and
1918 incoming_dest. Delete member predecessor.
1919 (length_for_loop): New function.
1920 (bfin_optimize_loop): Handle more different loop structures.
1921 (bfin_discover_loop): Rework detection of predecessor blocks by
1922 examining incoming edges.
1923 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1925 (bfin_reorder_loops): New function.
1926 (bfin_reorg_loops): Use these three new functions.
1928 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1929 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1930 (CONSTRAINT_LEN): Add entry for 'q'.
1931 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1932 Add 'q' constraints.
1933 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1934 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1936 * config/bfin/bfin.md (add_with_carry): New pattern.
1937 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1938 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1939 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1940 support unsigned multiplies too. Removed incorrect commutativity from
1941 operand 1 constraint where appropriate.
1942 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1944 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1945 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1947 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1948 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1949 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1950 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1951 usmulhisi_hh_huh): New patterns.
1953 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1954 lshifthi3): Fix output template to use half reg for operand 2.
1956 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1959 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1961 2007-02-27 Andreas Schwab <schwab@suse.de>
1963 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1965 2007-02-27 Jan Hubicka <jh@suse.cz>
1967 * predict.c (last_basic_block_p): Remove.
1968 (tree_estimate_probability): Update return heuristic for commonized
1971 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1973 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1975 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1977 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1978 * doc/cpp.texi: Standardize title page.
1979 * doc/cppinternals.texi: Likewise.
1980 * doc/gcc.texi: Standardize title page, remove version number
1981 from copyright page.
1982 * doc/gccint.texi: Likewise.
1983 * doc/install.texi: Standardize title page, add table of
1986 2007-02-26 Jan Hubicka <jh@suse.cz>
1988 * predict.def: Set outcomes according to more recent results.
1989 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1990 Remove dead predictors.
1991 * predict.c (return_prediction): Fix pasto.
1993 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1995 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1996 change; avoid a memory leak when returning early.
1998 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2000 * c-decl.c (static_ctors): Move to c-common.c.
2001 (static_dtors): Likewise.
2002 (finish_function): Use c_record_cdtor_fn.
2003 (build_cdtor): Move to c-common.c.
2004 (c_write_global_declarations): Use c_build_cdtor_fns.
2005 * c-common.h (static_ctors): Declare.
2006 (static_dtors): Likewise.
2007 (c_record_cdtor_fn): Likewise.
2008 (c_build_cdtor_fns): Likewise.
2009 * c-common.c (static_ctors): New variable.
2010 (static_dtors): Likewise.
2011 (c_record_cdtor_fn): New function.
2012 (build_cdtor): Move from c-decl.c
2013 (c_build_cdtor_fns): New function.
2015 * output.h (assemble_addr_to_section): Declare.
2016 (get_cdtor_priority_section): Likewise.
2017 * varasm.c (assemble_addr_to_section): New function.
2018 (get_cdtor_priority_section): Likewise.
2019 (default_named_section_asm_out_destructor): Use them.
2020 (destor_dtor_section_asm_out_destructor): Likewise.
2021 (default_named_section_asm_out_constructor): Likewise.
2022 (default_ctor_section_asm_out_constructor): Likewise.
2023 * config.gcc (*-*-vxworks*): Include vxworks.o.
2024 * config/t-vxworks (vxworks.o): New target.
2025 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2026 (TARGET_ASM_CONSTRUCTOR): Define.
2027 (TARGET_ASM_DESTRUCTOR): Likewise.
2028 (vxworks_asm_out_constructor): Declare.
2029 (vxworks_asm_out_destructor): Likewise.
2031 * c-common.c (get_priority): Check that we have not just an
2032 INTEGER_CST, but an integer constant with integeral type.
2034 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2036 PR tree-optimization/30938
2037 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2038 use &dt[nargs-1] instead of &dt[nargs] in the call to
2039 vect_is_simple_use().
2041 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2043 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2044 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2045 Do not attempt to handle MEM inside auto-inc expressions.
2046 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2047 of a register modified by an auto-inc expression. However, do handle
2048 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2049 (elimination_effects): Prohibit elimination of a register modified
2050 by an auto-inc expression. Disable register elimination rules whose
2051 target register is modified by an auto-inc expression with variable
2054 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2056 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2058 (array_at_struct_end_p): New function.
2059 (idx_infer_loop_bounds): Use it.
2060 (estimate_numbers_of_iterations_loop): Export.
2061 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2062 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2063 (tree_estimate_probability): Call record_loop_exits.
2064 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2065 (estimated_loop_iterations, estimated_loop_iterations_int,
2066 estimated_loop_iterations_tree): New functions.
2067 (analyze_siv_subscript_cst_affine,
2068 compute_overlap_steps_for_affine_1_2,
2069 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2070 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2071 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2072 (PRED_LOOP_ITERATIONS_GUESSED): New.
2073 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2074 * cfgloop.h (estimate_numbers_of_iterations_loop,
2075 estimated_loop_iterations_int): Declare.
2077 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2079 * doc/extend.texi: Document optional priority argument to
2080 constructors and destructors.
2081 * tree.c (init_priority_for_decl): Adjust GTY markers.
2082 (init_ttree): Use priority-info hash functions for
2083 init_priority_for_decl.
2084 (tree_map_eq): Rename to ...
2085 (tree_map_base_eq): ... this.
2086 (tree_map_marked_p): Rename to ...
2087 (tree_map_base_marked_p): ... this.
2088 (tree_map_base_hash): New function.
2089 (decl_init_priority_lookup): Rework.
2090 (decl_fini_priority_lookup): New function.
2091 (decl_priority_info): New function.
2092 (decl_init_priority_insert): Use it.
2093 (decl_fini_priority_insert): Likewise.
2094 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2096 (decl_restrict_base_insert): Likewise.
2097 (decl_debug_expr_insert): Likewise.
2098 (decl_value_expr_lookup): Likewise.
2099 (decl_value_expr_insert): Likewise.
2100 * tree.h (priority_type): New type.
2101 (decl_init_priority_lookup): Use priority_type.
2102 (decl_fini_priority_lookup): New function.
2103 (decl_init_priority_insert): Use priority_type.
2104 (decl_fini_priority_insert): New function.
2105 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2106 (DECL_INIT_PRIORITY): Likewise.
2107 (SET_DECL_INIT_PRIORITY): Add comment.
2108 (DECL_FINI_PRIORITY): New macro.
2109 (SET_DECL_FINI_PRIORITY): Likewise.
2110 (DEFAULT_INIT_PRIORITY): Document.
2111 (MAX_INIT_PRIORITY): Likewise.
2112 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2113 (tree_map_base): New type.
2114 (tree_map_base_eq): New function.
2115 (tree_map_base_hash): Likewise.
2116 (tree_map_base_marked_p): Likewise.
2117 (tree_map): Inherit from tree_map_base.
2118 (tree_map_eq): Make it a macro.
2119 (tree_map_marked_p): Likewise.
2120 (tree_int_map): Inherit from tree_map_base.
2121 (tree_int_map_eq): Make it a macro.
2122 (tree_int_map_hash): Likewise.
2123 (tree_int_map_marked_p): Likewise.
2124 (tree_priority_map): New type.
2125 (tree_priority_map_eq): New macro.
2126 (tree_priority_map_hash): Likewise.
2127 (tree_priority_map_marked_p): Likewise.
2128 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2130 (emutls_common_1): Likewise.
2131 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2132 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2133 of tree_map hierarchy.
2134 * tree-cfg.c (move_stmt_r): Likewise.
2135 (new_label_mapper): Likewise.
2136 * c-tree.h (c_expand_body): Move to ...
2137 * c-common.h (c_expand_body): ... here.
2138 * c-decl.c (c_expand_body): Move to ...
2139 * c-common.c (c_expand_body): ... here.
2140 (c_common_attribute_table): Allow 1 argument for the constructor
2141 and destructor attributes.
2142 (get_priority): New function.
2143 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2144 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2146 2007-02-24 Jan Hubicka <jh@suse.cz>
2149 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2151 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2152 Jan Hubicka <jh@suse.cz>
2155 * i386.c (counter_mode): New function.
2156 (expand_set_or_movmem_via_loop): Use it.
2157 (expand_movmem_epilogue): Likewise; fix pasto.
2158 (ix86_expand_movmem): Do emit guard even for constant counts.
2159 (ix86_expand_setmem): Likewise.
2161 2007-02-25 Nick Clifton <nickc@redhat.com>
2163 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2164 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2166 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2170 count argument with 0x10, not with 0x16.
2171 (expand_setmem_epilogue): Ditto.
2173 2007-02-24 Mike Stump <mrs@apple.com>
2175 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2178 2007-02-24 Richard Guenther <rguenther@suse.de>
2181 * fold-const.c (fold_binary): Fold x +- CST op x for
2182 EQ_EXPR and NE_EXPR.
2184 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2186 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2188 2007-02-24 Jan Hubicka <jh@suse.cz>
2190 * cgraphunit.c (decide_is_function_needed): Honor
2191 -fkeep-inline-functions.
2193 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2195 * builtins.c (fold_builtin_modf): New.
2196 (fold_builtin_2): Use it.
2198 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2200 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2201 (determine_max_iter): Take additional LOOP arg; all callers changed.
2202 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2203 one using simplifications.
2204 (simplify_using_initial_values): Return if the expression becomes
2205 invalid due to altered regs.
2207 2007-02-23 DJ Delorie <dj@redhat.com>
2209 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2211 2007-02-23 Mike Stump <mrs@apple.com>
2213 * tlink.c (scan_linker_output): Parse linker messages from
2214 darwin9's linker better.
2216 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2219 * varpool.c (varpool_assemble_pending_decls): Set
2220 varpool_last_needed_node to null.
2222 2007-02-23 DJ Delorie <dj@redhat.com>
2224 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2225 alignment bigger than the object file can handle.
2227 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2231 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2232 (*movsf_1): Penalize MMX moves.
2234 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2236 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2237 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2239 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2241 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2243 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2244 (fold_builtin_1): Use them.
2245 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2246 BUILT_IN_SIGNIFICAND.
2248 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2250 * config/i386/i386.c (bdesc_1arg): Initialize
2251 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2252 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2253 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2254 and IX86_BUILTIN_MOVSLDUP.
2256 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2258 PR rtl-optimization/30841
2259 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2261 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * builtins.c (fold_builtin_frexp): New.
2264 (fold_builtin_2): Use it.
2266 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2268 * doc/invoke.texi (Spec Files): Document getenv spec function.
2270 * gcc.c (getenv_spec_function): New function.
2271 (static_spec_functions): Add it.
2272 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2273 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2276 2007-02-22 Michael Matz <matz@suse.de
2279 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2280 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2282 2007-02-22 Ian Lance Taylor <iant@google.com>
2285 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2286 (mem_loc_descriptor): Call it.
2288 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2289 Ira Rosen <irar@il.ibm.com>
2291 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2293 2007-02-22 Ira Rosen <irar@il.ibm.com>
2295 PR tree-optimization/30843
2296 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2297 stores only after all the group is vectorized.
2299 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2301 PR tree-optimization/30858
2302 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2303 in the reduction cycle have a single use in the loop.
2304 * tree-vectorizer.h (relevant): Add documentation.
2306 2007-02-20 Mike Stump <mrs@apple.com>
2308 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2309 * configure: Regenerate.
2311 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2313 Change the defaults of some parameters and options.
2314 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2315 * config/spu/spu.c (spu_optimization_options): Add.
2316 (spu_override_options): Change params in spu_optimization_options.
2317 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2319 Register 127 is only 16 byte aligned when used as a frame pointer.
2320 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2321 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2322 HARD_FRAME_POINTER_REGNUM.
2323 (spu_legitimate_address): Use regno_aligned_for_reload.
2324 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2325 aligned when frame_pointer_needed is true.
2326 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2328 * config/spu/spu.h (INIT_EXPANDERS): Define.
2330 Make sure shift and rotate instructions have valid immediate operands.
2331 * config/spu/predicates.md (spu_shift_operand): Remove.
2332 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2333 * config/spu/constraints.md (W, O): Extend range.
2334 * config/spu/spu.md (umask, nmask): Define.
2335 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2336 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2337 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2338 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2339 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2340 (lshr<mode>3_reg): Fix rtl description.
2342 Make sure mulhisi immediate operands are valid.
2343 * config/spu/predicates.md (imm_K_operand): Add.
2344 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2346 Generate constants using fsmbi and andi.
2347 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2348 (print_operand, spu_split_immediate, classify_immediate,
2349 fsmbi_const_p): Handle IC_FSMBI2.
2351 Correctly handle a CONST_VECTOR containing symbols.
2352 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2353 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2354 (immediate_load_p): Allow symbols that use 2 instructions to create.
2355 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2356 with symbols when flag_pic is set.
2357 (const_vector_immediate_p): New.
2358 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2359 accept a CONST_VECTOR with symbols.
2360 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2361 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2363 * config/spu/spu.md (high, low): Delete.
2364 (low_<mode>): Define.
2366 Remove INTRmode and INTR_REGNUM, which didn't work.
2367 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2369 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2370 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2371 peephole2 pattern): Don't use INTR or 131.
2372 (movintrcc): Delete.
2373 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2374 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2375 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2376 (UNSPEC_SET_INTR): Add.
2377 * config/spu/spu-modes.def (INTR): Remove.
2379 More accurate warnings about run-time relocations.
2380 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2382 Correctly warn about immediate arguments to specific intrinsics.
2383 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2384 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2385 the instruction predicate.
2387 Fix tree check errors with latest update.
2388 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2390 (spu_expand_builtin): Use CALL_EXPR_FN.
2392 Add missing specific intrinsics.
2393 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2395 * config/spu/spu_internals.h: Ditto.
2397 Fix incorrect operand modifiers.
2398 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2399 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2401 Optimize one case of zero_extend of a vec_select.
2402 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2404 Accept any immediate for hbr.
2405 * config/spu/spu.md (hbr): Change s constraints to i.
2407 2007-02-21 Paul Brook <paul@codesourcery.com>
2409 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2410 condexec_count when skipping USE and CLOBBER.
2412 2007-02-21 Nick Clifton <nickc@redhat.com>
2414 * common.opt (Warray-bounds): Add Warning attribute.
2415 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2417 (fsized-zeroes): Add Optimization attribute.
2418 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2419 * c.opt (Wc++0x-compat): Add Warning attribute.
2421 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2424 * reload1.c (eliminate_regs_in_insn): In the single_set special
2425 case, attempt to re-recognize the insn before falling back to
2426 having reload fix it up.
2428 2007-02-20 Eric Christopher <echristo@gmail.com>
2430 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2431 Rewrite accordingly.
2432 (frv_read_iacc_argument): Ditto.
2433 (frv_expand_set_builtin): Take a call instead of arglist, update for
2435 (frv_expand_unop_builtin): Ditto.
2436 (frv_expand_binop_builtin): Ditto.
2437 (frv_expand_cut_builtin): Ditto.
2438 (frv_expand_binopimm_builtin): Ditto.
2439 (frv_expand_voidbinop_builtin): Ditto.
2440 (frv_expand_int_void2arg): Ditto.
2441 (frv_expand_prefetches): Ditto.
2442 (frv_expand_voidtriop_builtin): Ditto.
2443 (frv_expand_voidaccop_builtin): Ditto.
2444 (frv_expand_load_builtin): Ditto.
2445 (frv_expand_store_builtin): Ditto.
2446 (frv_expand_mdpackh_builtin): Ditto.
2447 (frv_expand_mclracc_builtin): Ditto.
2448 (frv_expand_mrdacc_builtin): Ditto.
2449 (frv_expand_mwtacc_builtin): Ditto.
2450 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2453 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2455 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2456 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2458 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2460 * configure: Regenerate.
2461 * config.in: Regenerate.
2462 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2463 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2464 masks to power6 and power6x and to POWERPC_MASKS.
2465 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2467 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2468 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2469 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2470 Access PROTOTYPE as variable, not mask.
2472 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2474 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2475 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2476 * combine.c (adjust_for_new_dest): Use it.
2477 * postreload.c (reload_combine): Likewise.
2479 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2481 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2482 notes on an insn with multiple sets, even if single_set returns
2483 non-NULL for that insn.
2485 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2487 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2490 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2492 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2493 if user didn't pass it.
2494 * config/i386/darwin.h (CC1_SPEC): Likewise.
2495 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2496 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2497 -mmacosx-version-min.
2499 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2500 Uros Bizjak <ubizjak@gmail.com>
2502 * optabs.h (enum optab_index): Add new OTI_scalb.
2503 (scalb_optab): Define corresponding macro.
2504 * optabs.c (init_optabs): Initialize scalb_optab.
2505 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2507 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2508 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2509 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2510 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2511 flag_unsafe_math_optimizations is set.
2513 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2514 to implement scalbf, scalb and scalbl built-ins as inline x87
2517 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2518 DJ Delorie <dj@redhat.com>
2521 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2522 (diagnostic_report_diagnostic): ... here, and turn them into real
2523 errors. If warnings are inhibited, no need to do anything.
2525 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2528 better code generation.
2530 2007-02-20 Ben Elliston <bje@au.ibm.com>
2532 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2534 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2536 * config/alpha/alpha.c, config/alpha/alpha.md,
2537 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2538 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2539 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2540 config/arm/lib1funcs.asm: Follow spelling conventions.
2542 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2543 config/fr30/fr30.md, config/i386/i386.h,
2544 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2545 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2546 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2547 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2548 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2549 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2550 config/sparc/sparc.c, config/sparc/sparc.h,
2551 config/sparc/sparc.md, config/spu/constraints.md,
2552 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2555 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2558 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2561 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2563 * doc/invoke.texi (-ftree-lrs): Remove.
2565 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2567 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2570 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2572 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2573 new CALL_EXPR_FN macro for retrieving the function
2574 declaration of the input expression.
2576 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2578 * c.opt (Waddress): New.
2579 * common.opt (Walways-true): Delete.
2580 (Wstring-literal-comparison): Delete.
2581 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2582 -Wstring-literal-comparison. Add -Waddress.
2584 (Walways-true): Delete.
2585 (Wstring-literal-comparison): Delete.
2586 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2587 consistently instead of -Walways-true in example.
2588 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2589 * c-typeck.c (parser_build_binary_op): Replace
2590 -Wstring-literal-comparison and -Walways-true with -Waddress.
2591 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2594 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2596 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2597 without DECL_STRUCT_FUNCTION initialized.
2599 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2601 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2602 due to calls to functions taking pointers as parameters.
2604 2007-02-19 Richard Henderson <rth@redhat.com>
2607 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2610 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2612 * config/s390/s390.c (s390_call_saved_register_used,
2613 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2614 accessed to the new scheme.
2616 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2618 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2619 (cris_print_index, cris_print_operand, cris_print_operand_address)
2620 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2621 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2622 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2624 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2625 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2626 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2627 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2628 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2629 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2630 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2631 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2632 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2633 (uminsi3, call, call_value): Ditto.
2634 (define_split: indir_to_reg_split, unnamed): Ditto.
2636 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2638 PR tree-optimization/30975
2639 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2642 2007-02-18 Eric Christopher <echristo@gmail.com>
2644 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2645 Remove use of arglist.
2646 (mips_expand_builtin): Remove use of arglist, pass in expr.
2647 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2648 (mips_expand_builtin_movtf): Ditto.
2649 (mips_expand_builtin_compare): Ditto.
2651 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2653 * tree-sra.c (sra_build_assignment): Replace assertion
2654 checking with a comment explaining why it can't be done.
2656 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2659 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2660 during CALL_EXPR representation conversion.
2661 * tree-ssa-propagate.c (set_rhs): Likewise.
2663 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2665 * tree-sra.c (sra_build_assignment): Disable assertion checking
2668 2007-02-18 Roger Sayle <roger@eyesopen.com>
2670 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2671 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2672 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2674 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2675 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2676 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2677 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2678 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2679 force_gimple_operand): Likewise.
2680 * ipa-cp.c (constant_val_insert): Likewise.
2681 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2682 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2683 perfect_nestify): Likewise.
2684 * langhooks.c (lhd_omp_assignment): Likewise.
2685 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2686 lower_copyprivate_clauses, lower_send_clauses,
2687 lower_send_shared_vars, expand_parallel_call,
2688 expand_omp_for_generic, expand_omp_for_static_nochunk,
2689 expand_omp_for_static_chunk, expand_omp_sections,
2690 lower_omp_single_copy, lower_omp_for_lastprivate,
2691 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2692 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2693 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2696 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2698 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2699 config/sh/sh.md: Follow spelling conventions.
2701 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2702 config/frv/predicates.md: Follow spelling conventions.
2704 * config/m68k/linux-unwind.h: Fix a comment typo.
2705 * target.h: Follow spelling conventions.
2707 2007-02-18 Roger Sayle <roger@eyesopen.com>
2709 PR rtl-optimization/28173
2710 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2711 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2712 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2713 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2714 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2716 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2718 * builtins.c (fold_builtin_load_exponent): New.
2719 (fold_builtin_2): Use it.
2721 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2723 PR rtl-optimization/30773
2724 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2725 if we fail to attach a REG_EQUIV note.
2727 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2728 Roger Sayle <roger@eyesopen.com>
2730 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2732 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2734 * calls.c (initialize_argument_information): Pass original EXP
2735 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2736 code to split complex arguments here, as part of initializing the
2738 (expand_call): Remove code that builds a list of arguments and
2739 inserts implicit arguments into it. Instead, just count how many
2740 implicit arguments there will be so we can determine the size of
2741 the ARGS array, and let initialize_argument_information do the work.
2742 (split_complex_values): Delete unused function.
2744 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2746 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2748 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2750 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2751 for arg pointer based indexed addressing.
2753 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2755 * config/ia64/ia64.h, config/ia64/ia64.md,
2756 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2757 spelling conventions.
2759 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2761 * config/m68k/m68k.c (split_di): New.
2762 * config/m68k/m68k-protos.h: Declare split_di.
2763 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2764 Improve predicate handling and split constant shifts.
2766 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2768 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2769 parameter for register bitfield operations, general predicates
2772 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2774 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2775 * config/m68k/linux-unwind.h: New file.
2777 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2779 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2780 config/i386/athlon.md, config/ia64/ia64.md,
2781 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2782 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2783 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2784 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2785 tree-vect-transform.c: Fix comment typos.
2787 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2789 * sched-deps.c (find_insn_list): Remove.
2790 * sched-int.h: Remove the prototype for find_insn_list.
2792 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2794 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2796 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2797 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2798 darwin_rs6000_override_options.
2799 (C_COMMON_OVERRIDE_OPTIONS): Expect
2800 darwin_macosx_version_min to be non-NULL always.
2801 (TARGET_C99_FUNCTIONS): Likewise.
2802 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2803 (DARWIN_MINVERSION_SPEC): New.
2804 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2805 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2807 (DARWIN_MINVERSION_SPEC): New.
2808 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2810 * config/darwin-c.c (darwin_cpp_builtins): Expect
2811 darwin_macosx_version_min to be non-NULL always.
2813 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2815 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/i386.h (x86_use_xchgb): New.
2818 (TARGET_USE_XCHGB): New macro.
2819 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2820 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2821 Split after reload into bswaphi for shifts of 8.
2822 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2823 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2824 or when optimizing for size.
2826 2007-02-16 Richard Guenther <rguenther@suse.de>
2827 Christian Bruel <christian.bruel@st.com>
2829 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2830 DECLs but prefer SSA_NAMEs over DECLs.
2832 2007-02-16 Richard Guenther <rguenther@suse.de>
2834 * tree-flow-inline.h (single_imm_use_p): Remove.
2835 (zero_imm_uses_p): Likewise.
2836 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2837 instead of single_imm_use_p.
2838 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2841 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2844 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2845 nested double- and backquotes.
2847 2007-02-15 Roger Sayle <roger@eyesopen.com>
2850 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2851 should be unreachable.
2852 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2853 For the time being redirect GIMPLE_MODIFY_STMT to the new
2854 (renamed) build_gimple_modify_stmt_stat.
2855 (build2_gimple_stat): Rename to...
2856 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2857 Always build a GIMPLE_MODIFY_STMT node.
2858 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2859 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2862 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2863 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2864 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2865 expand_complex_div_wide): Likewise.
2866 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2867 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2868 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2869 * tree-ssa-loop-manip.c (create_iv): Likewise.
2870 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2871 abs_replacement): Likewise.
2872 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2873 realify_fake_stores): Likewise.
2875 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2876 node rather than a GIMPLE_MODIFY_STMT node.
2877 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2878 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2880 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2881 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2884 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2887 * fold-const.c (fold_comparison): Add back the
2888 folding of constant complex comparisions.
2890 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2893 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2894 effects unknown to this function, return early.
2896 2007-02-15 Ian Lance Taylor <iant@google.com>
2898 * lower-subreg.c (move_eh_region_note): New static function.
2899 (resolve_simple_move): Call it.
2900 (decompose_multiword_subregs): Track blocks for which we resolve a
2901 simple move which is also a control flow insn. Pass them to
2902 find_many_sub_basic_blocks.
2903 (pass_lower_subreg): Add TODO_verify_flow.
2904 (pass_lower_subreg2): Likewise.
2906 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2907 Brooks Moses <brooks.moses@codesourcery.com>
2908 Lee Millward <lee.millward@codesourcery.com>
2910 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2911 (VL_EXP_CLASS_P): New.
2912 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2914 (TREE_OPERAND_CHECK_CODE): Likewise.
2915 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2916 (TREE_RTL_OPERAND_CHECK): Likewise.
2917 (tree_operand_check_failed): Make second parameter the whole tree
2918 instead of its code. Fixed callers.
2919 (VL_EXP_CHECK): New.
2920 (TREE_OPERAND_LENGTH): New.
2921 (VL_EXP_OPERAND_LENGTH): New.
2922 (CALL_EXPR_FN): New.
2923 (CALL_EXPR_STATIC_CHAIN): New.
2924 (CALL_EXPR_ARGS): New.
2925 (CALL_EXPR_ARG): New.
2926 (call_expr_nargs): New.
2927 (CALL_EXPR_ARGP): New.
2928 (build_nt_call_list): Declare.
2929 (build_vl_exp_stat): Declare.
2930 (build_vl_exp): New.
2931 (build_call_list): Declare.
2932 (build_call_nary): Declare.
2933 (build_call_valist): Declare.
2934 (build_call_array): Declare.
2935 (call_expr_arg): Declare.
2936 (call_expr_argp): Declare.
2937 (call_expr_arglist): Declare.
2938 (fold_build_call_list): Declare.
2939 (fold_build_call_list_initializer): Declare.
2940 (fold_call_expr): Declare to replace fold_builtin.
2941 (fold_builtin_fputs): Update to agree with modified definition.
2942 (fold_builtin_strcpy): Likewise.
2943 (fold_builtin_strncpy): Likewise.
2944 (fold_builtin_memory_chk): Likewise.
2945 (fold_builtin_stxcpy_chk): Likewise.
2946 (fold_builtin_strncpy_chk): Likewise.
2947 (fold_builtin_next_arg): Likewise.
2948 (fold_build_call_expr): Declare.
2949 (fold_builtin_call_list): Declare.
2950 (fold_builtin_call_valist): Declare.
2951 (build_call_expr): Declare.
2952 (validate_arglist): Update to agree with modified definition.
2953 (tree_operand_length): New.
2954 (call_expr_arg_iterator): New.
2955 (init_call_expr_arg_iterator): New.
2956 (next_call_expr_arg): New.
2957 (first_call_expr_arg): New.
2958 (more_call_expr_args_p): New.
2959 (FOR_EACH_CALL_EXPR_ARG): New.
2961 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2962 and tcc_gimple_stmt.
2963 (tree_code_size): Update documentation. Use sizeof (tree) rather
2964 than sizeof (char *).
2965 (tree_size): Likewise. Add case for tcc_vl_exp.
2966 (tree_node_structure): Add case for tcc_vl_exp.
2967 (contains_placeholder_p): Likewise.
2968 (substitute_in_expr): Likewise.
2969 (substitute_placeholder_in_expr): Likewise.
2970 (stabilize_reference_1): Likewise.
2971 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2972 to diagnose breakage of this interface for constructing CALL_EXPRs.
2973 (build_nt): Add similar assertion here.
2974 (build_nt_call_list): New.
2975 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2976 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2978 (get_callee_fndecl): Use new CALL_EXPR accessors.
2979 (tree_operand_check_failed): Change parameters to pass entire node
2980 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2981 (process_call_operands): New.
2982 (build_vl_exp_stat): New.
2983 (build_call_list): New.
2984 (build_call_nary): New.
2985 (build_call_valist): New.
2986 (build_call_array): New.
2987 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2988 (call_expr_arglist): New.
2990 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2991 tcc_vl_exp instead of a fixed-size tcc_expression.
2993 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2994 accessors for CALL_EXPRs.
2995 (AGGR_INIT_EXPR): Likewise.
2997 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2998 Brooks Moses <brooks.moses@codesourcery.com>
2999 Lee Millward <lee.millward@codesourcery.com>
3001 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3002 (expand_builtin_nonlocal_goto): Change parameter to be entire
3003 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3004 (expand_builtin_prefetch): Likewise.
3005 (expand_builtin_classify_type): Likewise.
3006 (mathfn_built_in): Return NULL_TREE instead of 0.
3007 (expand_errno_check): Use new CALL_EXPR accessors.
3008 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3009 Return NULL_RTX instead of 0.
3010 (expand_builtin_mathfn_2): Likewise.
3011 (expand_builtin_mathfn_3): Likewise.
3012 (expand_builtin_interclass_mathfn): Likewise.
3013 (expand_builtin_sincos): Likewise.
3014 (expand_builtin_cexpi): Likewise.
3015 (expand_builtin_int_roundingfn): Likewise.
3016 (expand_builtin_int_roundingfn_2): Likewise.
3017 (expand_builtin_pow): Likewise.
3018 (expand_builtin_powi): Likewise.
3019 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3020 of arglist, fixing callers appropriately. Use new CALL_EXPR
3021 accessors and constructors. Return NULL_RTX instead of 0.
3022 (expand_builtin_strstr): Likewise.
3023 (expand_builtin_strchr): Likewise.
3024 (expand_builtin_strrchr): Likewise.
3025 (expand_builtin_strpbrk): Likewise.
3026 (expand_builtin_memcpy): Likewise.
3027 (expand_builtin_mempcpy): Likewise.
3028 (expand_builtin_mempcpy_args): New.
3029 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3030 (expand_builtin_memmove_args): New.
3031 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3032 (expand_movstr): Likewise.
3033 (expand_builtin_strcpy): Likewise.
3034 (expand_builtin_strcpy_args): New.
3035 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3036 (expand_builtin_strncpy): Likewise.
3037 (expand_builtin_memset): Likewise.
3038 (expand_builtin_memset_args): New.
3039 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3040 (expand_builtin_memcmp): Likewise.
3041 (expand_builtin_strcmp): Likewise.
3042 (expand_builtin_strncmp): Likewise.
3043 (expand_builtin_strcat): Likewise.
3044 (expand_builtin_strncat): Likewise.
3045 (expand_builtin_strspn): Likewise.
3046 (expand_builtin_strcspn): Likewise.
3047 (expand_builtin_args_info): Likewise.
3048 (expand_builtin_va_start): Likewise.
3049 (gimplify_va_arg_expr): Likewise.
3050 (expand_builtin_va_end): Likewise.
3051 (expand_builtin_va_copy): Likewise.
3052 (expand_builtin_frame_address): Likewise.
3053 (expand_builtin_alloca): Likewise.
3054 (expand_builtin_bswap): Likewise.
3055 (expand_builtin_unop): Likewise.
3056 (expand_builtin_fputs): Likewise.
3057 (expand_builtin_expect): Likewise.
3058 (expand_builtin_fabs): Likewise.
3059 (expand_builtin_copysign): Likewise.
3060 (expand_builtin_printf): Likewise.
3061 (expand_builtin_fprintf): Likewise.
3062 (expand_builtin_sprintf): Likewise.
3063 (expand_builtin_init_trampoline): Likewise.
3064 (expand_builtin_signbit): Likewise.
3065 (expand_builtin_fork_or_exec): Likewise.
3066 (expand_builtin_sync_operation): Likewise.
3067 (expand_builtin_compare_and_swap): Likewise.
3068 (expand_builtin_lock_test_and_set): Likewise.
3069 (expand_builtin_lock_release): Likewise.
3070 (expand_builtin): Likewise.
3071 (builtin_mathfn_code): Likewise.
3073 (fold_builtin_constant_p): Pass call arguments individually instead
3074 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3075 accessors and constructors. Return NULL_TREE instead of 0.
3076 (fold_builtin_expect): Likewise.
3077 (fold_builtin_classify_type): Likewise.
3078 (fold_builtin_strlen): Likewise.
3079 (fold_builtin_nan): Likewise.
3080 (integer_valued_real_p): Likewise.
3081 (fold_trunc_transparent_mathfn): Likewise.
3082 (fold_fixed_mathfn): Likewise.
3083 (fold_builtin_cabs): Likewise.
3084 (fold_builtin_sqrt): Likewise.
3085 (fold_builtin_cbrt): Likewise.
3086 (fold_builtin_cos): Likewise.
3087 (fold_builtin_cosh): Likewise.
3088 (fold_builtin_tan): Likewise.
3089 (fold_builtin_sincos): Likewise.
3090 (fold_builtin_cexp): Likewise.
3091 (fold_builtin_trunc): Likewise.
3092 (fold_builtin_floor): Likewise.
3093 (fold_builtin_ceil): Likewise.
3094 (fold_builtin_round): Likewise.
3095 (fold_builtin_int_roundingfn): Likewise.
3096 (fold_builtin_bitop): Likewise.
3097 (fold_builtin_bswap): Likewise.
3098 (fold_builtin_logarithm): Likewise.
3099 (fold_builtin_hypot): Likewise.
3100 (fold_builtin_pow): Likewise.
3101 (fold_builtin_powi): Likewise.
3102 (fold_builtin_exponent): Likewise.
3103 (fold_builtin_memset): Likewise.
3104 (fold_builtin_bzero): Likewise.
3105 (fold_builtin_memory_op): Likewise.
3106 (fold_builtin_bcopy): Deleted; call site changed to invoke
3107 fold_builtin_memory_op directly.
3108 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3109 (fold_builtin_strncpy): Likewise.
3110 (fold_builtin_memcmp): Likewise.
3111 (fold_builtin_strcmp): Likewise.
3112 (fold_builtin_strncmp): Likewise.
3113 (fold_builtin_signbit): Likewise.
3114 (fold_builtin_copysign): Likewise.
3115 (fold_builtin_isascii): Likewise.
3116 (fold_builtin_toascii): Likewise.
3117 (fold_builtin_isdigit): Likewise.
3118 (fold_builtin_fabs): Likewise.
3119 (fold_builtin_abs): Likewise.
3120 (fold_builtin_fmin_fmax): Likewise.
3121 (fold_builtin_carg): Likewise.
3122 (fold_builtin_classify): Likewise.
3123 (fold_builtin_unordered_cmp): Likewise.
3125 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3126 New functions split out from fold_builtin_1.
3127 (fold_builtin_n): New.
3128 (fold_builtin_varargs): New.
3129 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3131 (fold_call_expr): New.
3132 (build_function_call_expr): Rewrite to use new helper function.
3133 (fold_builtin_call_list): New.
3134 (build_call_expr): New.
3135 (fold_builtin_call_valist): New.
3136 (rewrite_call_expr): New.
3137 (validate_arg): New.
3138 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3139 of an arglist. Change return type to bool. Use new CALL_EXPR
3142 (fold_builtin_strstr): Pass call arguments individually instead
3143 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3144 accessors and constructors. Return NULL_TREE instead of 0.
3145 (fold_builtin_strchr): Likewise.
3146 (fold_builtin_strrchr): Likewise.
3147 (fold_builtin_strpbrk): Likewise.
3148 (fold_builtin_strcat): Likewise.
3149 (fold_builtin_strncat): Likewise.
3150 (fold_builtin_strspn): Likewise.
3151 (fold_builtin_strcspn): Likewise.
3152 (fold_builtin_fputs): Likewise.
3153 (fold_builtin_next_arg): Likewise.
3154 (fold_builtin_sprintf): Likewise.
3156 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3157 NULL_RTX instead of 0.
3158 (expand_builtin_memory_chk): Likewise.
3159 (maybe_emit_chk_warning): Likewise.
3160 (maybe_emit_sprintf_chk_warning): Likewise.
3162 (fold_builtin_object_size): Pass call arguments individually instead
3163 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3164 accessors and constructors. Return NULL_TREE instead of 0.
3165 (fold_builtin_memory_chk): Likewise.
3166 (fold_builtin_stxcpy_chk): Likewise.
3167 (fold_builtin_strncpy_chk): Likewise.
3168 (fold_builtin_strcat_chk): Likewise.
3169 (fold_builtin_strcat_chk): Likewise.
3170 (fold_builtin_strncat_chk): Likewise.
3171 (fold_builtin_sprintf_chk): Likewise.
3172 (fold_builtin_snprintf_chk): Likewise.
3173 (fold_builtin_printf): Likewise.
3174 (fold_builtin_vprintf): Likewise.
3176 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3178 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3179 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3180 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3181 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3182 (fold_unary): Likewise.
3183 (fold_binary): Likewise.
3184 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3185 ternary expressions.
3186 (fold): Add logic for tcc_vl_exp.
3187 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3188 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3189 (fold_build3_stat): Add assertion to flag broken interface for
3190 constructing CALL_EXPRs.
3191 (fold_build_call_list): New.
3192 (fold_build_call_list_initializer): New.
3193 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3195 (fold_strip_sign_ops): Likewise.
3197 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3198 Brooks Moses <brooks.moses@codesourcery.com>
3199 Lee Millward <lee.millward@codesourcery.com>
3201 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3202 accessors and dump arguments explicitly.
3204 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3206 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3208 (print_call_name): Use new CALL_EXPR accessors.
3210 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3211 CALL_EXPR arguments explicitly instead of as a list. Use
3212 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3214 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3215 (vrp_visit_stmt): Likewise.
3217 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3218 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3220 (force_move_till_expr): Likewise.
3222 * targhooks.c (default_external_stack_protect_fail): Use
3223 build_call_expr instead of build_function_call_expr.
3224 (default_hidden_stack_protect_fail): Likewise.
3226 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3229 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3230 and walk arguments explicitly.
3232 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3233 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3234 (expand_simple_operations): Likewise.
3235 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3237 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3238 of TREE_CODE_LENGTH.
3239 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3241 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3242 instead of TREE_CODE_LENGTH.
3244 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3245 (tree_ic_transform): Likewise.
3246 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3247 parameter instead of arglist. Fix callers.
3248 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3249 (tree_stringops_transform): Likewise.
3250 (tree_indirect_call_to_profile): Likewise.
3251 (tree_stringops_values_to_profile): Likewise.
3253 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3254 (eliminate_tail_call): Likewise.
3256 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3258 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3259 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3261 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3263 * omp-low.c (build_omp_barrier): Use build_call_expr.
3264 (lower_rec_input_clauses): Likewise.
3265 (lower_reduction_clauses): Likewise.
3266 (expand_parallel_call): Likewise.
3267 (maybe_catch_exception): Likewise.
3268 (expand_omp_for_generic): Likewise.
3269 (expand_omp_for_static_nochunk): Likewise.
3270 (expand_omp_sections): Likewise.
3271 (lower_omp_single_simple): Likewise.
3272 (lower_omp_single_copy): Likewise.
3273 (lower_omp_master): Likewise.
3274 (lower_omp_ordered): Likewise.
3275 (lower_omp_critical): Likewise.
3277 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3278 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3280 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3281 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3282 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3284 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3285 and generalize to handle any number of operands.
3286 (chrec_contains_undetermined): Likewise.
3287 (tree_contains_chrecs): Likewise.
3288 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3290 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3292 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3293 fold_call_expr instead of fold_builtin.
3294 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3295 match declarations there.
3296 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3299 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3302 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3303 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3305 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3308 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3309 (execute_cse_sincos): Use new CALL_EXPR accessors.
3311 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3313 * gimple-low.c (lower_function_body): Use build_call_expr.
3314 (lower_builtin_setjmp): Likewise.
3316 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3317 (set_storage_via_libcall): Likewise.
3318 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3319 instead of TREE_CODE_LENGTH.
3320 (expand_expr_real_1): Use new CALL_EXPR accessors.
3322 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3323 generalize to handle any number of operands.
3324 (TB_parent_eq): Likewise.
3326 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3327 (strip_builtin_expect): Likewise.
3329 * function.c (gimplify_parameters): Use build_call_expr.
3331 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3332 instead of TREE_CODE_LENGTH.
3334 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3335 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3337 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3340 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3341 (gimplify_decl_expr): Likewise.
3342 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3343 Use new CALL_EXPR iterators.
3344 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3345 (gimplify_modify_expr_to_memset): Likewise.
3346 (gimplify_variable_sized_compare): Likewise.
3347 (gimplify_omp_atomic_fetch_op): Likewise.
3348 (gimplify_omp_atomic_pipeline): Likewise.
3349 (gimplify_omp_atomic_mutex): Likewise.
3350 (gimplify_function_tree): Likewise.
3352 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3353 (call_expr_flags): Likewise.
3354 (expand_call): Likewise.
3356 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3357 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3360 * coverage.c (create_coverage): Use build_call_expr.
3362 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3363 (temp_call_expr_obstack): New.
3364 (pool_copy_list): Delete.
3365 (temp_copy_call_expr): New.
3366 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3367 CALL_EXPR accessors. Get rid of special goo for copying argument
3368 lists and use temp_copy_call_expr instead.
3369 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3370 CALL_EXPR accessors.
3371 (create_expression_by_pieces): Likewise. Use build_call_array
3372 to construct the result instead of fold_build3.
3373 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3374 dealing with argument lists.
3375 (init_pre): Remove references to expression_node_pool and
3376 list_node_pool. Init temp_call_expr_obstack instead.
3377 (fini_pre): Remove references to expression_node_pool and
3380 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3381 and walk arguments explicitly instead of as a list.
3383 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3384 (mx_register_decls): Likewise.
3385 (mudflap_register_call): Likewise.
3386 (mudflap_finish_file): Likewise.
3388 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3389 (ipa_callsite_compute_param): Likewise.
3391 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3392 accessors and constructor.
3394 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3395 accessors and constructor.
3396 (convert_tramp_reference): Likewise.
3397 (convert_call_expr): Likewise.
3398 (finalize_nesting_tree_1): Likewise.
3400 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3403 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3405 * tree-inline.c (initialize_inlined_parameters): Pass entire
3406 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3408 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3409 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3411 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3412 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3413 (vectorizable_reduction): Likewise.
3414 (vectorizable_call): Use new CALL_EXPR iterators.
3415 (vectorizable_conversion): Use build_call_expr.
3416 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3417 (vect_gen_widened_results_half): Use build_call_expr.
3418 (vect_setup_realignment): Likewise.
3419 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3421 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3422 (pass_through_call): Likewise.
3423 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3426 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3427 (tree_gen_pow2_profiler): Likewise.
3428 (tree_gen_one_value_profiler): Likewise.
3429 (tree_gen_ic_func_profiler): Likewise.
3430 (tree_gen_average_profiler): Likewise.
3431 (tree_gen_ior_profiler): Likewise.
3433 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3434 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3435 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3437 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3438 of TREE_CODE_LENGTH.
3440 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3441 of TREE_CODE_LENGTH.
3443 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3445 (convert_to_integer): Likewise.
3447 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3450 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3451 Brooks Moses <brooks.moses@codesourcery.com>
3452 Lee Millward <lee.millward@codesourcery.com>
3454 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3456 * config/frv/frv.c (frv_expand_builtin): Likewise.
3457 * config/s390/s390.c (s390_expand_builtin): Likewise.
3459 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3460 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3462 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3463 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3464 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3465 (ix86_expand_store_builtin): Likewise.
3466 (ix86_expand_unop_builtin): Likewise.
3467 (ix86_expand_unop1_builtin): Likewise.
3468 (ix86_expand_sse_compare): Likewise.
3469 (ix86_expand_sse_comi): Likewise.
3470 (ix86_expand_vec_init_builtin): Likewise.
3471 (ix86_expand_vec_ext_builtin): Likewise.
3472 (ix86_expand_vec_set_builtin): Likewise.
3473 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3475 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3476 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3478 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3479 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3480 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3482 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3484 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3485 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3486 arglist. Use new CALL_EXPR accessors. Fix callers.
3487 (altivec_expand_abs_builtin): Likewise.
3488 (rs6000_expand_binop_builtin): Likewise.
3489 (altivec_expand_predicate_builtin): Likewise.
3490 (altivec_expand_lv_builtin): Likewise.
3491 (spe_expand_stv_builtin): Likewise.
3492 (altivec_expand_stv_builtin): Likewise.
3493 (rs6000_expand_ternop_builtin): Likewise.
3494 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3495 (altivec_expand_st_builtin): Likewise.
3496 (altivec_expand_dst_builtin): Likewise.
3497 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3498 arglist. Use new CALL_EXPR accessors. Fix callers.
3499 (altivec_expand_vec_set_builtin): Likewise.
3500 (altivec_expand_vec_ext_builtin): Likewise.
3501 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3502 (spe_expand_builtin): Likewise.
3503 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3504 arglist. Use new CALL_EXPR accessors. Fix callers.
3505 (spe_expand_evsel_builtin): Likewise.
3506 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3507 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3509 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3510 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3511 (arm_expand_unop_builtin): Likewise.
3512 (arm_expand_builtin): Use new CALL_EXPR accessors.
3514 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3517 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3518 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3519 (bfin_expand_unop_builtin): Likewise.
3520 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3522 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3523 Brooks Moses <brooks.moses@codesourcery.com>
3524 Lee Millward <lee.millward@codesourcery.com>
3526 * c-semantics.c (build_stmt): Add internal diagnostic check.
3528 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3529 accessors. Print arguments explicitly instead of as a list.
3531 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3533 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3534 (c_finish_omp_flish): Likewise.
3536 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3537 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3538 instead of TREE_CODE_LENGTH.
3539 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3540 (c_warn_unused_result): Likewise.
3542 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3545 * doc/invoke.texi (Warning Options): Remove
3546 -Werror-implicit-function-declaration.
3547 (Wimplicit-function-declaration): Update description.
3548 * opts.c (common_handle_option): Move handling of -Werror=* to...
3549 (enable_warning_as_error): ...here.
3550 * opts.h (enable_warning_as_error): Declare.
3551 * c-decl.c (implicit_decl_warning): Unless
3552 -Wno-implicit-function-declaration is given, emit a pedwarn if
3553 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3554 * c.opt (Wimplicit-function-declaration): Replace
3555 mesg_implicit_function_declaration with
3556 warn_implicit_function_declaration.
3557 * c-opts.c (c_common_handle_option):
3558 -Werror-implicit-function-declaration is exactly equal as
3559 -Werror=implicit-function-declaration.
3560 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3561 warn_implicit_function_declaration.
3562 (c_common_post_options): -Wimplict-function-declaration is enabled
3563 by default by -std=c99, otherwise is disabled by default.
3564 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3566 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3568 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3569 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3570 former is ignored but not the latter.
3572 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3574 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3575 is made and the reference doesn't use the alias set of its type,
3576 do not create the temporary using that type.
3578 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3580 * jump.c: Remove prototypes for delete_computation and
3581 delete_prior_computation.
3583 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3585 * jump.c (get_label_after): Delete.
3586 (get_label_before, delete_computation, delete_jump,
3587 delete_prior_computation, follow_jumps): Move...
3588 * reorg.c (delete_computation, delete_prior_computation): ... here...
3589 (get_label_before, delete_jump): ... making these static ...
3590 (follow_jumps): ... and simplifying this since it only runs after
3592 * rtl.h (get_label_after, get_label_before, delete_jump,
3593 follow_jumps): Delete prototypes.
3595 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3597 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3599 2007-02-15 Nick Clifton <nickc@redhat.com>
3601 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3602 order to prevent it from being munged by the target.
3604 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3606 * config/i386/i386.md: Remove misleading comment.
3608 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3610 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3611 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3614 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3616 * tree-sra.c (instantiate_missing_elements): Canonicalize
3618 (sra_build_assignment): New.
3619 (generate_copy_inout, generate_element_copy,
3620 generate_element_zero, generate_one_element_init): Use it.
3622 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3624 * tree-sra.c (instantiate_missing_elements): Canonicalize
3626 (sra_build_assignment): New.
3627 (generate_copy_inout, generate_element_copy,
3628 generate_element_zero, generate_one_element_init): Use it.
3630 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3632 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3635 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3637 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3638 types as aggregates not scalars.
3639 * function.c (assign_stack_temp_for_type): Likewise.
3641 2007-02-14 Roger Sayle <roger@eyesopen.com>
3642 Zdenek Dvorak <dvorakz@suse.cz>
3644 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3647 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3649 * passes.c (next_pass_1): Clear the next field of the copied
3652 2007-02-14 Richard Henderson <rth@redhat.com>
3654 * tree-sra.c (early_sra): New.
3655 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3656 (tree_sra_early, pass_sra_early): New.
3657 * tree-pass.h (pass_sra_early): Declare.
3658 * passes.c (init_optimization_passes): Use it.
3660 2007-02-14 Richard Guenther <rguenther@suse.de>
3662 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3664 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3666 PR tree-optimization/30771
3667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3669 (vect_analyze_operations): Induction phis can now be marked as
3671 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3672 Update documentation accordingly.
3674 2007-02-14 Nick Clifton <nickc@redhat.com>
3676 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3677 most 3 arguments are supported.
3678 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3680 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3682 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3683 Ensure dst->current is valid.
3685 2007-02-13 Paul Brook <paul@codesourcery.com>
3687 * config.gcc: Add arm*-*-uclinux-*eabi.
3688 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3689 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3690 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3691 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3692 (LINK_SPEC): Define.
3694 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3696 * config/arm/uclinux-eabi.h: New file.
3697 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3698 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3701 2007-02-13 Ian Lance Taylor <iant@google.com>
3703 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3704 * flags.h (warn_strict_overflow): Declare.
3705 (enum warn_strict_overflow_code): Define.
3706 (issue_strict_overflow_warning): New static inline function.
3707 * opts.c (warn_strict_overflow): New variable.
3708 (common_handle_option): Handle OPT_Wstrict_overflow and
3709 OPT_Wstrict_overflow_.
3710 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3712 * fold-const.c: Include intl.h.
3713 (fold_deferring_overflow_warnings): New static variable.
3714 (fold_deferred_overflow_warning): New static variable.
3715 (fold_deferred_overflow_code): New static variable.
3716 (fold_defer_overflow_warnings): New function.
3717 (fold_undefer_overflow_warnings): New function.
3718 (fold_undefer_and_ignore_overflow_warnings): New function.
3719 (fold_deferring_overflow_warnings_p): New function.
3720 (fold_overflow_warning): New static function.
3721 (make_range): Add strict_overflow_p parameter. Change all
3723 (extract_muldiv, extract_muldiv_1): Likewise.
3724 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3725 tree_expr_nonnegative_p.
3726 (fold_negate_expr): Call fold_overflow_warning.
3727 (fold_range_test): Likewise.
3728 (fold_comparison): Likewise.
3729 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3730 instead of tree_expr_nonnegative_p.
3731 (tree_expr_nonnegative_warnv_p): Rename from
3732 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3733 (tree_expr_nonnegative_p): New function.
3734 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3735 strict_overflow_p parameter.
3736 (tree_expr_nonzero_p): New function.
3737 * passes.c (verify_interpass_invariants): New static function.
3738 (execute_one_pass): Call it.
3739 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3741 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3742 (estimate_numbers_of_iterations): Likewise.
3743 (scev_probably_wraps_p): Likewise.
3744 * tree-ssa-ccp.c: Include "toplev.h".
3745 (evaluate_stmt): Defer fold overflow warnings until we know we are
3747 (struct fold_stmt_r_data): Add stmt field.
3748 (fold_stmt_r): Defer fold overflow warnings until we know we
3750 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3751 (fold_stmt_inplace): Likewise.
3752 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3753 (cleanup_control_expr_graph): Defer fold overflow warnings until
3754 we know we are going to optimize.
3755 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3756 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3758 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3759 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3760 * tree-ssa-loop-manip.c (create_iv): Likewise.
3761 * c-typeck.c (build_conditional_expr): Likewise.
3762 (build_binary_op): Likewise.
3763 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3764 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3765 (extract_range_from_unary_expr): Likewise.
3766 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3767 assuming that signed overflow does not occur.
3768 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3769 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3770 (fold_defer_overflow_warnings): Declare.
3771 (fold_undefer_overflow_warnings): Declare.
3772 (fold_undefer_and_ignore_overflow_warnings): Declare.
3773 (fold_deferring_overflow_warnings_p): Declare.
3774 (tree_expr_nonzero_warnv_p): Declare.
3775 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3777 (Warning Options): Document -Wstrict-overflow.
3778 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3779 (tree-ssa-ccp.o): Likewise.
3780 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3781 (fold-const.o): Depend on intl.h.
3783 2007-02-13 Ian Lance Taylor <iant@google.com>
3786 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3789 2007-02-13 Stuart Hastings <stuart@apple.com>
3791 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3793 2007-02-13 Richard Henderson <rth@redhat.com>
3795 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3796 handled_component_p before looking for the indirect_ref.
3798 2007-02-13 Richard Henderson <rth@redhat.com>
3800 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3801 remove flags clobber.
3802 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3803 (bswaphi_lowpart): New.
3804 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3805 remove TARGET_BSWAP test. Delete expander of the same name.
3807 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3808 (expand_unop): Use them.
3810 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3812 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3813 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3814 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3815 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3816 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3817 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3818 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3819 assembler dialect choice from asm templates.
3821 2007-02-12 Richard Henderson <rth@redhat.com>
3823 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3824 (fixuns_trunc<SSEMODEF>si2): Use it.
3825 * config/i386/sse.md (vec_setv4sf_0): Export.
3826 * config/i386/i386.c (ix86_build_const_vector): Export.
3827 (ix86_split_convert_uns_si_sse): Rename from
3828 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3829 * config/i386/i386-protos.h: Update.
3831 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3834 * c-typeck.c (c_finish_return): Improve warning message.
3836 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3838 * alias.c (find_symbolic_term): Delete unused function.
3840 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3843 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3844 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3846 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3848 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3849 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3850 the function, temporarily point the debug interface to the null one.
3852 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3854 * dwarf2out.c (round_up_to_align): New static function.
3855 (field_byte_offset): Use it to round the offset.
3857 2007-02-12 Richard Henderson <rth@redhat.com>
3859 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3860 (inswl_const): Export.
3862 2007-02-12 Richard Henderson <rth@redhat.com>
3864 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3865 result mode of the libcall, convert back to outmode.
3867 2007-02-12 Roger Sayle <roger@eyesopen.com>
3869 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3870 (bswapdi2): New define_expand to implement 32-bit implementation.
3872 2007-02-12 Nick Clifton <nickc@redhat.com>
3874 * doc/invoke.texi (Overall Options): Document --help=.
3875 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3876 (cc1_options): Pass --help= on to cc1.
3877 (display_help): Add description of --help=.
3878 (process_command): Add code to handle --help=. Allow translated
3879 --help and --target-help switches to be passed on to compiler
3881 (main): Remove unused if statement.
3882 * opts.c (columns): Remove.
3883 (LEFT_COLUMN): Define.
3884 (wrap_help): Add columns argument.
3885 (print_filtered_help): Change parameters to be an include bitmask,
3886 an exclude bitmask, an any bitmask and the column width. Move the
3887 code to display the params list here. Add code to display the
3888 status of options rather than their descriptions if the quiet flag
3890 (print_specific_help): Change parameters to be an include bitmask,
3891 an exclude bitmask and an any bitmask. Move code to look up the
3892 column width here. Decide upon the title for an options listing.
3893 (common_handle_options): Add code to handle --help=. Adapt code
3894 for --help and --target-help to use the revised form of the
3895 print_specific_help function.
3896 (print_help): Delete.
3897 (print_param_help): Delete.
3898 (print_switch): Delete.
3899 * opts.h (cl_lang_count): Add prototype.
3900 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3901 CL_MAX_OPTION_CLASS): New defines.
3902 * optc-gen.awk: Add construction of cl_lang_count.
3903 * c.opt: Add Warning attribute to warning options and Optimization
3904 attribute to optimization options.
3905 * common.opt: Likewise.
3907 Add -fhelp and -ftarget-help as aliases for the transformed --help
3908 and --target-help options.
3909 * opt-functions.awk: Add code to handle Warning and Optimization
3912 2007-02-12 Richard Henderson <rth@redhat.com>
3914 * config/alpha/constraints.md: New file.
3915 * config/alpha/alpha.c: Include tm-constrs.h.
3916 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3917 alpha_extra_constraint): Remove.
3918 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3919 * config/alpha/alpha-protos.h: Update.
3920 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3921 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3922 (EXTRA_CONSTRAINT): Remove.
3923 * config/alpha/alpha.md: Include constraints.md.
3924 (adddi splitter): Use satisfies_constraint_*.
3925 * config/alpha/predicates.md (add_operand): Likewise.
3926 (sext_add_operand, addition_operation): Likewise.
3928 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3930 PR tree-optimization/29145
3931 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3932 in our handling of restrict qualified pointers.
3934 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3937 * doc/invoke.texi (Wunused-value): Update description.
3938 (Wextra): Delete item.
3939 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3940 value of Wunused-value.
3941 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3942 (c_finish_stmt_expr): Don't check extra_warnings.
3943 (emit_side_effect_warnings): The caller is responsible to check
3946 2007-02-11 Roger Sayle <roger@eyesopen.com>
3947 Matt Thomas <matt@3am-software.com>
3949 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3951 2007-02-11 Roger Sayle <roger@eyesopen.com>
3953 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3954 comparisons of POPCOUNT against zero.
3955 (simplify_const_relational_operation): Likewise.
3957 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3959 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3961 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 * dwarf2out.c (root_type): Delete unused function.
3965 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3967 * genattrtab.c (contained_in_p): Delete unused function.
3968 (write_expr_attr_cache): Likewise.
3970 2007-02-11 Jan Hubicka <jh@suse.cz>
3972 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3975 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3977 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3978 to add the REG_EQ* note.
3979 * see.c (see_merge_one_use_extension): Likewise.
3980 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3981 turn REG_EQUAL notes into REG_EQUIV notes if the target
3982 register may have more than one set.
3983 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3984 * gcse.c (try_replace_reg): Likewise.
3985 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3986 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3987 more than one REG_EQUIV note.
3988 * reload1.c (gen_reload): Use set_unique_reg_note.
3990 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3993 (ix86_builtin_conversion): New function.
3995 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3998 * tree.h (DECL_REPLACEABLE_P): New macro.
3999 * except.c (set_nothrow_function_flags): Likewise.
4001 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4002 Ira Rosen <irar@il.ibm.com>
4003 Dorit Nuzman <dorit@il.ibm.com>
4005 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4006 * targhooks.c (default_builtin_vectorized_conversion): New.
4007 * targhooks.h (default_builtin_vectorized_function): New declaration.
4008 * target.h (struct vectorize): Add builtin_conversion field.
4009 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4010 stmt_vec_info_type value.
4011 (vectorizable_conversion): New declaration.
4012 * tree-vect-analyze.c (vect_analyze_operations): Add
4013 vectorizable_conversion call.
4014 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4015 * tree-vect-transform.c (vectorizable_conversion): New function.
4016 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4017 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4019 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4020 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4021 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4022 or ALTIVEC_BUILTIN_VCFSX.
4024 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4027 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4028 CONST_DOUBLE and operand 0 is a hard register.
4029 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4030 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4031 is a hard floating-point register.
4033 2007-02-10 Richard Henderson <rth@redhat.com>
4034 Jakub Jelinek <jakub@redhat.com>
4035 Alexandre Oliva <aoliva@redhat.com>
4037 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4038 * builtin-types.def (BT_WORD): Make unsigned.
4039 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4040 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4041 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4042 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4043 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4044 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4046 * expr.c (emutls_var_address): New.
4047 (expand_expr_real_1): Expand emulated tls.
4048 (expand_expr_addr_expr_1): Likewise.
4049 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4050 * output.h (emutls_finish): Declare.
4051 * toplev.c (compile_file): Call it.
4052 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4053 address before wrapping in CONST.
4054 * varasm.c (emutls_htab, emutls_object_type): New.
4055 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4056 (get_emutls_object_name, get_emutls_object_type): New.
4057 (get_emutls_init_templ_addr, emutls_decl): New.
4058 (emutls_common_1, emutls_finish): New.
4059 (assemble_variable): When emulating tls, swap decls; generate
4060 constructor for the emutls objects.
4061 (do_assemble_alias): When emulating tls, swap decl and target name.
4062 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4064 * varpool.c (decide_is_variable_needed): Look at force_output.
4065 Recurse for emulated tls.
4066 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4067 with decide_is_variable_needed.
4068 * emutls.c: New file.
4069 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4070 tls_object for real tls.
4072 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4074 PR rtl-optimization/29599
4075 * reload1.c (eliminate_regs_in_insn): Take the destination
4076 mode into account when computing the offset.
4078 2007-02-09 Stuart Hastings <stuart@apple.com>
4079 Richard Henderson <rth@redhat.com>
4081 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4082 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4083 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4084 fixuns_truncdfhi2): New.
4085 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4086 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4087 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4088 (floatunssidf2): Allow nonimmediate source.
4089 * gcc/config/i386/sse.md (movdi_to_sse): New.
4090 (vec_concatv2di): Drop '*'.
4091 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4092 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4093 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4095 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4096 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4097 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4098 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4099 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4100 ix86_build_const_vector.
4101 (x86_emit_floatuns): Rewrite.
4103 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4105 * genautomata.c (longest_path_length): Delete unused function.
4106 (struct state): Delete unused longest_path_length.
4107 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4108 (get_free_state): Delete unused.
4110 2007-02-09 Jan Hubicka <jh@suse.cz>
4112 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4113 * doc/invoke.texi (inline-unit-growth): Update default value.
4115 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4116 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4117 (rebuild_cgraph_edges): Likewise.
4118 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4119 (dump_cgraph_node): Dump frequencies.
4120 (cgraph_clone_edge): Add frequency scales.
4121 (cgraph_clone_node): Add freuqnecy.
4122 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4123 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4124 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4125 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4126 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4127 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4128 (save_inline_function_body): Likewise.
4129 * ipa-inline.c: inluce rtl.h
4130 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4131 (cgraph_edge_badness): Use frequencies.
4132 (cgraph_decide_recursive_inlining): Update clonning.
4133 (cgraph_decide_inlining_of_small_function): Dump frequency.
4134 * predict.c (estimate_bb_frequencies): Export.
4135 * predict.h (estimate_bb_frequencies): Declare.
4136 * tree-inline.c (copy_bb): Watch overflows.
4137 (expand_call_inline): Update call of cgraph_create_edge.
4138 (optimize_inline_calls): Use TODO flags to update frequnecies.
4139 * passes.h: Include predict.h
4140 (init_optimization_passes): Move profile ahead.
4141 (execute_function_todo): Handle TODO_rebuild_frequencies.
4143 2007-02-09 Roger Sayle <roger@eyesopen.com>
4145 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4146 the insbl or inswl pattern into a register.
4148 2007-02-09 Roger Sayle <roger@eyesopen.com>
4150 * config/ia64/ia64.md (bswapdi2): New define_insn.
4152 2007-02-09 Richard Henderson <rth@redhat.com>
4154 * config/i386/constraints.md (Ym): New constraint.
4155 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4156 (movdi_1_rex64): Split sse and xmm general register moves from
4157 memory move alternatives. Use conditional register constraints.
4158 (movsf_1, movdf_integer): Likewise.
4159 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4160 (movdf_integer_rex64): New.
4161 (pushsf_rex64): Fix output constraints.
4162 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4163 (sse2_stored): Likewise.
4164 (sse2_storeq_rex64): New.
4165 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4166 amd and not generic.
4167 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4168 for optimize_size. Remove SF/DFmode hack.
4170 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4172 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4175 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4176 Richard Sandiford <richard@codesourcery.com>
4178 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4179 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4180 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4181 m68k/t-mlib to tmake_file.
4182 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4183 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4184 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4185 Allow it to be cf or m68k. Set m68k_arch_family. If that
4186 variable is not empty, add t-$m68k_arch_family to tmake_file.
4187 Add t-mlibs to tmake_file.
4188 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4189 * config/m68k/t-cf: New file.
4190 * config/m68k/t-m68k: Likewise.
4191 * config/m68k/t-mlibs: Likewise.
4192 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4193 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4194 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4195 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4198 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4199 (INSTALL_LIBGCC): Delete.
4200 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4201 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4202 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4203 (M68K_MLIB_CPU): Define.
4204 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4205 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4206 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4208 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4209 Richard Guenther <rguenther@suse.de>
4212 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4213 against INT_MIN/INT_MAX.
4214 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4215 file if a loop is removed.
4217 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4219 * calls.c (store_one_arg): Pass correct alignment to
4220 emit_push_insn for non-BLKmode values.
4221 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4222 unaligned stack slot via a suitably aligned slot.
4224 2007-02-08 DJ Delorie <dj@redhat.com>
4226 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4228 (legal_subregs): Use unsigned char, make const.
4229 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4231 2007-02-08 Paul Brook <paul@codesourcery.com>
4233 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4234 special interworking needed.
4236 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4238 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4239 conditional to __SSE2__.
4240 (Entries below should have been added to first ChangeLog
4241 entry for amdfam10 dated 2007-02-05)
4242 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4244 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4246 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4249 2007-02-08 DJ Delorie <dj@redhat.com>
4251 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4252 * config/m32c/m32c.c (legal_subregs): New.
4253 (m32c_illegal_subreg_p): New.
4254 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4255 unsupported subregs of hard regs.
4257 2007-02-08 Jan Hubicka <jh@suse.cz>
4259 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4260 the same one; always update histograms.
4262 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4264 * passes.c (init_optimization_passes): Tidy comment.
4266 2007-02-08 Roger Sayle <roger@eyesopen.com>
4268 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4269 strip zero_extend, bswap and rotates from POCOUNT's argument.
4270 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4271 zero_extend and rotates from PARITY's argument.
4272 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4273 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4274 of an integer constant at compile-time.
4276 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4279 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4281 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4284 * tree-ssa-live.c (remove_unused_locals): Do not remove
4285 TREE_ADDRESSABLE variables.
4286 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4287 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4288 FOR_CLOBBER. Update all users.
4289 If VAR has an associated alias set, add a virtual operand for
4290 it if no alias is found to conflict with the memory reference.
4292 2007-02-07 Jan Hubicka <jh@suse.cz>
4293 Robert Kidd <rkidd@crhc.uiuc.edu>
4295 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4297 2007-02-07 Ian Lance Taylor <iant@google.com>
4299 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4301 2007-02-07 Roger Sayle <roger@eyesopen.com>
4303 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4304 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4305 tablejumpdi, movsi_to_cr_one): Remove constraints from
4306 define_expand's match_operands.
4308 2007-02-07 Roger Sayle <roger@eyesopen.com>
4310 * global.c (compute_regsets): Move declatation of "i" inside of
4311 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4313 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4316 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4317 of INDIRECT_REF <RESULT_DECL>.
4319 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4321 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4322 Kaz Kojima <kkojima@gcc.gnu.org>
4325 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4327 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4329 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4331 * doc/loop.texi: Document possibility not to perform disambiguation
4332 of loops with multiple latches.
4333 * cfgloopmanip.c (alp_enum_p): Removed.
4334 (add_loop): Handle subloops. Use get_loop_body_with_size.
4335 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4336 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4337 the new forwarder block.
4338 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4339 Handle the case latch is NULL.
4340 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4341 when marking loop exits.
4342 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4344 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4345 disambiguate_loops_with_multiple_latches.
4346 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4347 before fix_loop_structure.
4348 * cfgloop.c: Include pointer-set.h and output.h.
4349 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4350 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4351 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4352 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4353 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4354 disambiguate_multiple_latches, get_loop_body_with_size,
4355 disambiguate_loops_with_multiple_latches): New functions.
4356 (flow_loop_dump): Dump multiple latch edges.
4357 (flow_loop_nodes_find): Handle loops with multiple latches.
4358 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4359 (glb_enum_p): Modified.
4360 (get_loop_body): Use get_loop_body_with_size.
4361 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4362 (AVOID_CFG_MODIFICATIONS): New constant.
4363 (disambiguate_loops_with_multiple_latches, add_loop,
4364 get_loop_body_with_size): Declare.
4365 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4367 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4370 * global.c (compute_regsets): New function.
4371 (global_alloc): Refactored ELIMINABLE_REGSET
4372 and NO_GLOBAL_ALLOC_REGS computation out.
4373 (rest_of_handle_global_alloc): Call compute_regsets()
4374 for non-optimizing case.
4376 2007-02-06 Richard Henderson <rth@redhat.com>
4378 * config/i386/constraints.md (Y2): Rename from Y.
4379 (Yi): New constraint.
4380 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4381 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4382 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4383 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4384 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4385 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4386 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4387 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4388 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4389 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4390 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4391 vec_extractv2si_1): Change Y constraints to Y2.
4392 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4393 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4394 Change Y constraints to Y2.
4395 (sse2_loadld): Change Y constraints to x.
4397 2007-02-06 Roger Sayle <roger@eyesopen.com>
4399 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4400 (parity<mode>2): New define_expand using rs6000_emit_parity.
4401 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4402 rs6000_emit_parity): New functions.
4403 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4404 rs6000_emit_parity): Prototype here.
4406 2007-02-06 Ian Lance Taylor <iant@google.com>
4408 * lower-subreg.c (simple_move_operand): Reject CONST.
4409 (resolve_clobber): Call validate_change rather than directly
4410 assigning to XEXP (pat, 0).
4412 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4414 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4415 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4416 (tree-cfg.o): Remove hashtab.h dependency.
4418 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4419 (struct ivopts_data): Change niters to pointer_map_t.
4420 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4421 (niter_for_exit): Create pointer_map on demand. Change for
4423 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4424 (free_loop_data): Destroy data->niters if created and reset field.
4425 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4426 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4428 * tree-ssa-reassoc.c: Include pointer-set.h.
4429 (bb_rank): Change to long *.
4430 (operand_rank): Change to pointer_map_t.
4431 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4432 (insert_operand_rank): Accept long.
4433 (operand_entry_hash, operand_entry_eq): Remove.
4434 (get_rank): Return long. Adjust for changes above.
4435 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4437 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4439 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4440 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4441 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4443 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4444 directly since it cannot be NULL.
4445 (get_vi_for_tree): Rewrite for pointer_map API.
4446 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4447 (init_alias_vars): Create vi_for_tree as pointer_map.
4448 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4450 * tree-cfg.c: Don't include hashtab.h.
4451 (edge_to_cases): Declare as pointer_map.
4452 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4454 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4455 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4456 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4458 (record_switch_edge): Delete.
4459 (get_cases_for_edge): Adjust for pointer_map API, inline
4460 record_switch_edge (rewritten for new API), remove goto.
4462 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4464 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4465 * tree-nested.c: Include pointer-set.h.
4466 (var_map_elt, var_map_eq, var_map_hash): Delete.
4467 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4469 (nesting_info_bitmap_obstack): New.
4470 (lookup_field_for_decl): Adjust for pointer_map API.
4471 (lookup_tramp_for_decl): Adjust for pointer_map API.
4472 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4473 (get_local_debug_decl): Adjust for pointer_map API.
4474 (convert_nl_goto_reference): Adjust for pointer_map API.
4475 (convert_nl_goto_receiver): Adjust for pointer_map API.
4476 (create_nesting_tree): Create outside GGC space. Create bitmap on
4477 the new obstack. Create field_map and var_map as pointer_maps.
4478 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4480 (lower_nested_functions): Move root here, no need to NULL it.
4481 Initialize and release the obstack.
4483 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4485 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4486 Remove prototypes and make them non-static.
4487 (struct tree_int_map): Remove.
4488 * tree.h (struct tree_int_map): Move here, turning TO into an
4490 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4492 * tree.h (TREE_COMPLEXITY): Remove.
4493 (struct tree_exp): Remove complexity field.
4494 * tree.c (build1_stat): Don't set it.
4496 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4497 Victor Kaplansky <victork@il.ibm.com>
4499 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4500 (vect_is_simple_reduction): Support reduction with induction as
4501 one of the operands.
4502 (vect_is_simple_iv_evolution): Fix formatting.
4503 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4504 formatting. Don't mark induction phis for vectorization.
4505 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4506 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4507 (vect_get_vec_def_for_operand): Support induction.
4508 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4510 (vectorizable_reduction): Support reduction with induction as one of
4512 (vectorizable_type_demotion): Use def-type of stmt argument rather
4513 than dummy def-type.
4515 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4516 flag_tree_scev_cprop.
4517 * common.opt (tree-scev-cprop): New flag.
4519 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4520 call to vect_get_new_vect_var.
4522 2007-02-06 Ira Rosen <irar@il.ibm.com>
4524 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4525 vectype is not NULL.
4526 (vect_pattern_recog_1): Likewise.
4528 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4531 (fold_negate_expr): Likewise.
4533 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4536 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4537 even if cv-qualification is the same.
4539 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4541 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4542 __enable_execute_stack on completion.
4544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4546 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4547 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4548 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4549 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4550 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4551 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4552 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4553 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4557 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4558 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4559 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4560 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4561 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4562 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4563 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4564 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4565 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4566 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4567 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4568 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4569 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4570 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4571 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4572 sqrtextenddfxf2_i387): Added amdfam10_decode.
4574 * config/i386/athlon.md (athlon_idirect_amdfam10,
4575 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4576 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4577 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4578 athlon_ivector_store_amdfam10): New define_insn_reservation.
4579 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4584 * config/i386/athlon.md (athlon_call_amdfam10,
4585 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4586 define_insn_reservation.
4587 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4588 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4589 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4593 * config/i386/athlon.md (athlon_sseld_amdfam10,
4594 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4595 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4599 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4600 define_insn_reservation.
4601 * config/i386/i386.md (sseins): Added sseins to define_attr type
4602 and define_attr unit.
4603 * config/i386/sse.md: Set type attribute to sseins for insertq
4606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4608 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4609 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4610 ssecomi_load_amdfam10, ssecomi_amdfam10,
4611 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4612 define_insn_reservation.
4613 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4617 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4618 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4619 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4620 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4621 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4622 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4623 define_insn_reservation.
4625 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4626 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4627 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4628 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4629 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4631 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4633 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4634 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4635 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4636 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4637 athlon_ssemul_load_k8): Added amdfam10.
4639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4641 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4642 (x86_sse_unaligned_move_optimal): New variable.
4644 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4646 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4647 for unaligned vector SSE double/single precision loads for AMDFAM10.
4649 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4651 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4652 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4653 Define TARGET_CPU_DEFAULT_amdfam10.
4654 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4655 (processor_type): Add PROCESSOR_AMDFAM10.
4657 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4658 processor_type in config/i386/i386.h.
4659 Enable imul peepholes for TARGET_AMDFAM10.
4661 * config.gcc: Add support for --with-cpu option for amdfam10.
4663 * config/i386/i386.c (amdfam10_cost): New variable.
4664 (m_AMDFAM10): New macro.
4665 (m_ATHLON_K8_AMDFAM10): New macro.
4666 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4667 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4668 x86_promote_QImode, x86_integer_DFmode_moves,
4669 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4670 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4671 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4672 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4673 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4674 Enable/disable for amdfam10.
4675 (override_options): Add amdfam10_cost to processor_target_table.
4676 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4677 processor_alias_table.
4678 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4679 (ix86_adjust_cost): Add code for amdfam10.
4681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4683 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4684 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4685 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4686 * config/i386/i386.h: Add builtin definition for SSE4A.
4687 * config/i386/i386.md: Add support for ABM instructions
4689 * config/i386/sse.md: Add support for SSE4A instructions
4690 (movntss, movntsd, extrq, insertq).
4691 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4692 Add -march=amdfam10 flag.
4693 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4694 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4696 * doc/extend.texi: Add documentation for SSE4A builtins.
4698 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4700 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4702 2007-02-05 Richard Guenther <rguenther@suse.de>
4704 * tree-vectorizer.h (vectorizable_function): Add argument type
4705 argument, change return type.
4706 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4707 * tree-vect-transform.c (vectorizable_function): Handle extra
4708 argument, return vectorized function decl.
4709 (build_vectorized_function_call): Remove.
4710 (vectorizable_call): Handle calls with result and argument types
4711 differing. Handle loop vectorization factor correctly.
4712 * targhooks.c (default_builtin_vectorized_function): Adjust for
4714 * targhooks.h (default_builtin_vectorized_function): Likewise.
4715 * target.h (builtin_vectorized_function): Add argument type
4717 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4718 extra argument, allow vectorizing of lrintf.
4719 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4720 documentation of target hook.
4722 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4725 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4726 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4727 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4729 2007-02-05 Roger Sayle <roger@eyesopen.com>
4731 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4732 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4733 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4734 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4735 before canonicalizing sincos to cexpi.
4736 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4738 2007-02-05 Roger Sayle <roger@eyesopen.com>
4740 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4741 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4742 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4744 2007-02-05 Roger Sayle <roger@eyesopen.com>
4746 * mips-tfile.c (initialize_init_file): Correct endianness test.
4748 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4750 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4753 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4755 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4756 saves in a PARALLEL before the register assignments.
4758 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4760 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4761 DWARF_FRAME_RETURN_COLUMN to be a general register.
4762 * dwarf2out.c (init_return_column_size): New function, split from...
4763 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4764 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4765 to be nongeneral registers.
4766 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4768 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4769 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4771 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4773 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4775 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4777 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4778 (remove_path): Use can_remove_branch_p and remove_branch instead
4779 of loop_delete_branch_edge.
4780 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4781 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4782 Update profile using scale_dominated_blocks_in_loop.
4783 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4784 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4785 (can_remove_branch_p, remove_branch): Declare.
4786 * tree-cfg.c (tree_can_remove_branch_p): New function.
4787 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4788 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4789 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4791 2007-02-05 Jan Hubicka <jh@suse.cz>
4794 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4795 nodes in cgraph, don't remove offline copy of the function.
4797 2007-02-04 Jan Hubicka <jh@suse.cz>
4799 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4800 vectors might cause maybe_lookup_element_for_expr to be called
4801 on non-sra-candidate.
4803 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4805 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4806 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4807 spelling conventions.
4809 2007-02-04 Richard Guenther <rguenther@suse.de>
4812 * fold-const.c (try_move_mult_to_index): Make sure to not
4813 overflow one dimension of a multi-dimensional array access.
4815 2007-02-04 Jan Hubicka <jh@suse.cz>
4817 * passes.c (init_optimization_passes): Reindent.
4819 2007-02-04 Jan Hubicka <jh@suse.cz>
4820 Eric Botcazou <ebotcazou@adacore.com>
4822 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4823 (execute_fixup_cfg): Break out the abnormal goto code.
4824 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4825 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4826 (optimize_inline_calls): Call make_nonlocal_label_edges.
4828 2007-02-04 Jan Hubicka <jh@suse.cz>
4830 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4831 true when something was changed.
4832 (rename_ssa_copies): When something was changed, do
4833 TODO_remove_unused_locals.
4834 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4835 add TODO_remove_unused_locals when instruction was removed.
4837 2007-02-04 Jan Hubicka <jh@suse.cz>
4839 * ipa-inline.c (try_inline): Improve debug output; work on already
4841 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4842 call try_inline for already inlined edges too when flattening;
4843 inline also functions that make callee growth but overall unit size
4846 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4848 * config/m32c/bitops.md, config/m32c/jump.md,
4849 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4850 config/m32r/m32r.h, config/m32r/m32r.md,
4851 config/m32r/predicates.md, config/m68hc11/larith.asm,
4852 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4853 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4854 config/mips/mips-protos.h, config/mips/mips.c,
4855 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4856 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4857 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4858 spelling conventions.
4860 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4861 Follow spelling conventions.
4863 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4865 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4866 warn about C++0x compatibility.
4868 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4870 * config/h8300/h8300.c, config/h8300/h8300.h,
4871 config/h8300/h8300.md: Follow spelling conventions.
4873 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4876 * combine.c (try_combine): Do not substitute source operand
4877 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4879 2007-02-03 Jan Hubicka <jh@suse.cz>
4881 PR gcov-profile/30650
4882 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4883 do not divide by zero for never executed counters.
4884 (tree_find_values_to_profile): Fix counters.
4885 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4887 2007-02-03 Ian Lance Taylor <iant@google.com>
4889 * lower-subreg.c (simple_move_operand): New static function,
4890 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4892 (simple_move): Call simple_move_operand.
4893 (find_decomposable_subregs): Add special handling of MEMs.
4894 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4895 meaning of return value. If we see a hard register, test whether
4896 it can store a word_mode value. Change all callers.
4898 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4900 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4901 ftrapv insns and expanders.
4902 (subdi3): Change define_expand operand 1 to arith11_operand, and
4903 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4904 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4905 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4909 * varasm.c (notice_global_symbol): Treat global objects as weak when
4912 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4914 * emit-rtl.c (dconstpi): Delete.
4916 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4917 * real.h (dconstpi): Delete.
4919 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4920 (fold_builtin_hypot): Likewise.
4922 2007-02-03 Tom Tromey <tromey@redhat.com>
4925 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4926 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4928 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4930 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4931 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4932 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4933 config/rs6000/cell.md, config/rs6000/darwin.h,
4934 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4935 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4936 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4937 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4938 typos. Follow spelling conventions.
4939 * doc/invoke.texi: Follow spelling conventions.
4941 2007-02-03 Roger Sayle <roger@eyesopen.com>
4943 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4944 canonicalization transformations that attempt to simplify integer
4945 constant comparisons to become comparisons against zero.
4947 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4949 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4951 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4952 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4954 2007-02-02 Mike Stump <mrs@apple.com>
4956 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4957 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4958 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4959 generate a branch island.
4961 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4963 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4964 (xtensa_legitimate_address_p): New.
4965 (xtensa_legitimize_address): New.
4966 (xtensa_output_addr_const_extra): New.
4967 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4969 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4970 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4971 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4972 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4973 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4974 (xtensa_legitimize_address): New.
4975 (xtensa_output_addr_const_extra): New.
4977 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4979 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4981 2007-02-02 Ian Lance Taylor <iant@google.com>
4983 * expmed.c (expand_divmod): Add comment.
4985 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4987 * emit-rtl.c (renumber_insns): Remove.
4988 * flags.h: Remove the extern for flag_renumber_insns.
4989 * rtl.h: Remove the prototype for renumber_insns.
4990 * toplev.c (flag_renumber_insns): Remove.
4992 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4994 Revert for x86 darwin:
4995 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4997 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4998 code before the following patch under TARGET_MACHO.
4999 (ix86_function_value_regno_p): Likewise.
5001 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5006 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5009 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5010 general or fp registers. Add comments.
5011 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5013 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5015 * pointer-set.c (insert_aux): Only return insertion slot.
5016 (pointer_set_insert): Adjust.
5017 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5018 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5019 pointer_map_traverse): New.
5020 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5021 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5022 pointer_map_contains, pointer_map_traverse): Declare.
5024 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5027 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5028 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5030 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5032 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5034 (struct _dep): New type.
5035 (dep_t): New typedef.
5036 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5037 (DEP_STATUS): New access macro. The macro with the same name was
5038 renamed to DEP_LINK_STATUS.
5039 (dep_init): Declare function
5041 (struct _dep_link): New type.
5042 (dep_link_t): New typedef.
5043 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5044 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5045 (DEP_LINK_STATUS): New macro.
5046 (debug_dep_links): New debug function.
5048 (struct _deps_list): New type.
5049 (deps_list_t): New typedef.
5050 (DEPS_LIST_FIRST): New access macro.
5051 (FOR_EACH_DEP_LINK): New cycle macro.
5052 (create_deps_list, free_deps_list, delete_deps_list): Declare
5054 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5055 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5056 (copy_deps_list_change_con): Ditto.
5058 (move_dep_link): Declare function.
5060 (struct _dep_node): New type.
5061 (dep_node_t): New typedef.
5062 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5064 (struct haifa_insn_data.back_deps): New field to hold backward
5065 dependencies of the insn.
5066 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5068 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5069 Change its type to deps_list_t.
5070 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5071 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5072 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5074 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5076 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5078 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5080 (dep_cost): Declare.
5082 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5083 (ds_to_dk, dk_to_ds): New functions.
5085 (init_dep_1): New static function.
5086 (init_dep): New function.
5087 (copy_dep): New static function.
5089 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5091 (detach_dep_link): New static function.
5092 (move_dep_link): New function.
5094 (dep_links_consistent_p, dump_dep_links): New static functions.
5095 (debug_dep_links): New debugging function.
5097 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5099 (alloc_deps_list, init_deps_list): New static functions.
5100 (create_deps_list): New function.
5101 (clear_deps_list): New static function.
5102 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5103 (deps_list_consistent_p, dump_deps_list): New static functions.
5104 (debug_deps_list): New function.
5105 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5107 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5109 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5110 use new scheduler dependencies lists.
5111 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5112 (sched_analyze): Ditto. Initialize dependencies lists.
5113 (add_forw_dep, compute_forward_dependences): Update to use new
5114 scheduler dependencies lists.
5116 (init_dependency_caches): Init deps_obstack.
5117 (free_dependency_caches): Free deps_obstack.
5119 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5120 new scheduler dependencies lists.
5121 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5122 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5124 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5125 Update to use new scheduler dependencies lists.
5126 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5127 (debug_dependencies): Ditto.
5128 (schedule_region): Update comments.
5130 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5131 scheduler dependencies lists.
5132 (schedule_ebb): Update comments.
5134 * rtl.def (DEPS_LIST): Remove.
5136 * lists.c (unused_deps_list): Remove.
5137 (free_list): Update assertions.
5139 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5140 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5142 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5143 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5145 * haifa-sched.c (comments): Update.
5146 (insn_cost1): Remove. Inline the code into insn_cost ().
5147 (insn_cost): Update to use new scheduler dependencies lists. Move
5148 processing of the dependency cost to dep_cost ().
5149 (dep_cost): New function. Use it instead of insn_cost () when
5150 evaluating cost of the dependency. Use compatible interface to
5151 interact with the target.
5152 (priority): Update to use new scheduler dependencies lists.
5153 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5154 with greater number of insns that depend on the insn.
5155 (schedule_insn): Update to use new scheduler dependencies lists. Add
5156 code to free backward dependencies lists. Inline and optimize code
5157 from resolve_dep () - see PR28071.
5158 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5159 lists. Update call to targetm.sched.is_costly_dependence hook.
5161 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5162 scheduler dependencies lists.
5164 (resolve_dep): Remove. Move the logic to schedule_insn ().
5165 (init_h_i_d): Initialize dependencies lists.
5167 (process_insn_depend_be_in_spec): Rename to
5168 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5170 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5171 Update to use new scheduler dependencies lists.
5172 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5174 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5175 new scheduler dependencies lists.
5176 (build_intra_loop_deps): Ditto.
5178 * target.h (struct _dep): Declare to use in
5179 gcc_target.sched.is_costly_dependence.
5180 (struct gcc_target.sched.adjust_cost): Fix typo.
5181 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5182 single dep_t parameter instead of an equivalent triad.
5183 (struct gcc_target.sched.adjust_cost_2): Remove.
5185 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5187 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5189 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5191 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5193 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5194 (REG_DEP_TRUE): Document.
5196 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5197 Change signature to correspond to the targetm.sched.adjust_cost hook.
5198 Update use in TARGET_SCHED_ADJUST_COST_2.
5199 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5200 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5201 new scheduler dependencies lists.
5202 (ia64_gen_check): Ditto.
5204 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5207 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5208 signature to correspond to the targetm.sched.is_costly_dependence hook.
5209 (is_costly_group): Update to use new scheduler dependencies lists.
5211 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5212 instead of INSN_COST () macro.
5214 2007-02-01 Ian Lance Taylor <iant@google.com>
5216 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5218 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5220 * pa.md (tp_load): Correct mfctl instruction syntax.
5222 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5224 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5225 altivec_padding_size calculation on AIX. Improve comment, add
5226 assert to verify that it's right.
5228 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5231 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5234 * global.c (global_alloc): Add mising initialization of
5237 2007-02-01 Roger Sayle <roger@eyesopen.com>
5239 * alias.c (init_alias_analysis): Correct whitespace.
5240 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5241 partition_hot_cold_basic_blocks): Likewise.
5242 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5243 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5244 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5245 fold_builtin_snprintf_chk, fold_builtin_printf,
5246 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5247 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5248 * cfgcleanup.c (cleanup_cfg): Likewise.
5249 * cfgexpand.c (tree_expand_cfg): Likewise.
5250 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5251 * function.c (get_next_funcdef_no): Likewise.
5252 * gengtype.c (main): Likewise.
5253 * genmodes.c (main): Likewise.
5254 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5255 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5256 * ifcvt.c (noce_emit_move_insn): Likewise.
5257 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5259 * stor-layout.c (get_best_mode): Likewise.
5260 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5261 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5262 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5263 perform_var_substitution, solve_graph): Likewise.
5264 * tree-vrp.c (vrp_finalize): Likewise.
5266 2007-02-01 Ian Lance Taylor <iant@google.com>
5268 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5269 high part of a paradoxical subreg, return a constant zero.
5271 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5273 * toplev.c (lang_dependent_init): Call init_set_costs.
5274 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5276 2007-02-01 Richard Guenther <rguenther@suse.de>
5279 * fold-const.c (fold_negate_expr): Allow negating a
5280 constant if overflow does not change.
5282 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5284 * doc/c-tree.texi (Expression trees): Improve markup.
5285 * doc/tm.texi (Register Classes, Addressing Modes)
5286 (Floating Point): Fix spacing after abbreviations. Fix some
5289 2007-02-01 Ben Elliston <bje@au.ibm.com>
5291 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5292 * doc/contrib.texi: Likewise.
5293 * doc/install.texi: Likewise.
5295 2007-01-31 Richard Henderson <rth@redhat.com>
5296 Ian Lance Taylor <iant@google.com>
5298 * lower-subreg.c: New file.
5299 * rtl.def (CONCATN): Define.
5300 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5302 * emit-rtl.c (update_reg_offset): New static function, broken out
5303 of gen_rtx_REG_offset.
5304 (gen_rtx_REG_offset): Call update_reg_offset.
5305 (gen_reg_rtx_offset): New function.
5306 * regclass.c: Revert patch of 2006-03-05, restoring
5308 (clear_reg_info_regno): New function.
5309 * dwarf2out.c (concatn_loc_descriptor): New static function.
5310 (loc_descriptor): Handle CONCATN.
5311 * common.opt (fsplit_wide_types): New option.
5312 * opts.c (decode_options): Set flag_split_wide_types when
5314 * timevar.def (TV_LOWER_SUBREG): Define.
5315 * rtl.h (gen_reg_rtx_offset): Declare.
5316 (reg_scan_update): Declare.
5317 * regs.h (clear_reg_info_regno): Declare.
5318 * tree-pass.h (pass_lower_subreg): Declare.
5319 (pass_lower_subreg2): Declare.
5320 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5321 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5323 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5324 * Makefile.in (OBJS-common): Add lower-subreg.o.
5325 (lower-subreg.o): New target.
5327 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5329 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5331 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5334 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5336 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5339 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5341 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5343 * cfgloop.h: Include vec-prim.h.
5344 (enum li_flags): Remove LI_ONLY_OLD.
5345 (loop_iterator): Changed.
5346 (fel_next, fel_init): Iterate over loop tree.
5347 (FOR_EACH_LOOP_BREAK): New macro.
5348 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5350 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5351 * modulo-sched.c (sms_schedule): Ditto.
5352 * tree-vectorizer.c (vectorize_loops): Ditto.
5353 * doc/loop.texi: Update information on loop numbering and behavior of
5354 FOR_EACH_LOOP wrto new loops.
5355 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5356 add_to_evolution_1): Test nestedness of loops instead of comparing
5358 * tree-chrec.c (chrec_fold_plus_poly_poly,
5359 chrec_fold_multiply_poly_poly, chrec_evaluate,
5360 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5361 reset_evolution_in_loop): Ditto.
5362 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5364 2007-01-31 Dirk Mueller <dmueller@suse.de>
5366 * c-common.c (warn_about_parentheses): Separate warning about
5367 un-parenthized sequence of comparison operators from the one
5368 which is supposed to warn about x <= y <= z.
5370 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5372 * optabs.h (enum optab_index): Add new OTI_isinf.
5373 (isinf_optab): Define corresponding macro.
5374 * optabs.c (init_optabs): Initialize isinf_optab.
5375 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5377 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5378 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5380 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5381 expand_builtin_interclass_mathfn.
5382 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5383 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5384 (fxam<mode>2_i387): New insn pattern.
5385 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5386 built-in functions as x87 inline asm.
5388 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5390 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5392 2007-01-30 Eric Christopher <echristo@apple.com>
5394 * config.gcc: Add geode.
5396 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5398 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5399 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5400 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5401 value-prof.c: Fix comment typos.
5403 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5406 * doc/invoke.texi (Wpointer-arith): Document warning.
5408 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5410 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5411 the list of discrepancies from the draft TR.
5413 2007-01-30 Dirk Mueller <dmueller@suse.de>
5416 * doc/invoke.texi (-Wreturn-type): Update description to
5419 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5421 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5423 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5425 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5426 to handle optabs that operate on floating point input argument and
5427 output to integer output.
5428 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5429 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5430 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5431 expand_builtin_interclass_mathfn ().
5432 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5434 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5435 ilogbl built-in functions as x87 intrinsics.
5437 2007-01-30 Richard Guenther <rguenther@suse.de>
5440 * dwarf2out.c (reference_to_unused): Query varpool if the
5441 variable was output.
5443 2007-01-30 Richard Guenther <rguenther@suse.de>
5446 * passes.c (execute_one_pass): Reset in_gimple_form to not
5447 confuse non-unit-at-a-time mode.
5449 2007-01-29 Roger Sayle <roger@eyesopen.com>
5450 Richard Guenther <rguenther@suse.de>
5452 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5453 avoid undefined behaviour on overflow. Use force_fit_type_double
5454 to construct the constant with the specified TREE_OVERFLOW.
5456 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5458 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5459 * config/dfp-bit.h: Ditto.
5461 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5463 * c-decl.c (pop_scope): Replace warnings with call to
5464 warn_for_unused_label.
5465 * c-common.h (warn_for_unused_label): Declare.
5466 * c-common.c (warn_for_unused_label): Define.
5468 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5470 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5473 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5475 * Makefile.in (USER_H): Remove decfloat.h.
5476 * ginclude/decfloat.h: Delete, moving contents to ...
5477 * ginclude/float.h: Add support for decimal floating point,
5478 guarded by __STDC_WANT_DEC_FP__.
5480 2007-01-29 Mike Stump <mrs@apple.com>
5482 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5483 Analysis and Representation to resolve case insensitive conflict.
5484 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5486 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5488 * tree.h (struct tree_memory_tag): Add aliases member.
5489 (MTAG_ALIASES): New macro.
5490 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5491 (add_may_alias): Remove pointer-set. Update for may_aliases being
5493 (mark_aliases_call_clobbered): Update for may_aliases being a
5495 (compute_tag_properties): Ditto.
5496 (create_partition_for): Ditto.
5497 (compute_memory_partitions): Ditto.
5498 (dump_may_aliases_for): Ditto.
5499 (is_aliased_with): Ditto.
5500 (add_may_alias_for_new_tag): Ditto.
5501 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5502 (compute_is_aliased): New function.
5503 (compute_may_aliases): Call compute_is_aliased).
5504 (init_alias_info): Initialize alias_bitmap_obstack.
5505 (union_alias_set_into): New function.
5506 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5507 (have_common_aliases_p): Rewrite to take two bitmaps and use
5509 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5511 (finalize_ref_all_pointers): Update for add_may_alias changes.
5512 (new_type_alias): Ditto.
5513 * tree-flow-inline.h (may_aliases): Return a bitmap.
5514 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5515 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5516 may_aliases being a bitmap.
5517 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5518 may_aliases now returns a bitmap.
5519 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5521 * tree-ssa-operands.c (add_virtual_operand): Update for
5522 may_aliases being a bitmap.
5524 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5526 PR tree-optimization/30630
5527 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5528 variable as changed.
5530 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5533 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5534 expanded only once even if an error occurs.
5536 2007-01-29 Ben Elliston <bje@au.ibm.com>
5538 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5539 (__gcov_average_profiler): Likewise.
5540 (__gcov_ior_profiler): Likewise.
5541 (__gcov_merge_ior): Likewise.
5543 2007-01-28 Jan Hubicka <jh@suse.cz>
5545 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5546 * value-prof.c (stringop_block_profile): Likewise.
5548 2007-01-28 Jan Hubicka <jh@suse.cz>
5550 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5551 variant handling histograms; add wrapper.
5552 (clear_storage_via_libcall): Export.
5553 (emit_block_move_hints): Break out from ...; add histograms.
5554 (emit_block_move): ... this one.
5555 (clear_storage_hints): Break out from ...; add histograms.
5556 (clear_storage): ... this one.
5557 (set_storage_via_memset): Handle histogram.
5558 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5559 (clear_storage_hints, clear_storage_via_libcall): Declare.
5560 (set_storage_via_setmem): Update prototype.
5561 * doc/md.texi (movmem, setmem): Document new arguments.
5563 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5565 (stringop_block_profile): New global function.
5566 (tree_stringops_values_to_profile): Profile block size and alignment.
5567 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5569 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5570 (stringop_block_profile): Declare.
5571 * builtins.c: Include value-prof.h.
5572 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5573 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5574 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5575 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5576 * profile.c (instrument_values): Add new counters.
5577 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5579 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5580 (tree_init_edge_profiler): Build new profilers.
5581 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5582 (pass_tree_profile): Add dump.
5583 (tree_profile_hooks): Update.
5584 * Makefile.in (LIBGCOV): Add new constants.
5585 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5586 __gcov_ior_profiler): New.
5587 * i386.md (movmem/setmem expanders): Add new optional arguments.
5589 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5591 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5593 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5595 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5596 (tree_unswitch_single_loop): Pass eni_size_weights to
5597 tree_num_loop_insns.
5598 * tree-ssa-loop-manip.c: Include tree-inline.h.
5599 (can_unroll_loop_p): Pass eni_size_weights to
5600 tree_num_loop_insns.
5601 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5602 Pass eni_size_weights to estimate_num_insns.
5603 * tree.h (init_inline_once): Export.
5604 * toplev.c (backend_init): Call init_inline_once.
5605 * cgraphunit.c (cgraph_process_new_functions,
5606 cgraph_analyze_function): Pass eni_inlining_weights to
5608 * ipa-inline.c (compute_inline_parameters): Ditto.
5609 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5610 to estimate_num_insns.
5611 (try_unroll_loop_completely): Pass eni_size_weights to
5612 tree_num_loop_insns.
5613 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5614 ot estimate_num_insns.
5615 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5616 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5617 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5618 eni_time_weights): New variables.
5619 (init_inline_once): Initialize them.
5620 (struct eni_data): Mew.
5621 (estimate_num_insns_1, estimate_num_insns): Use weights.
5622 * tree-inline.h (struct eni_weights_d): New.
5623 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5624 (estimate_num_insns): Declaration changed.
5625 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5626 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5627 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5629 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5631 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5632 relations in the conflict function is valid.
5634 2007-01-27 Ian Lance Taylor <iant@google.com>
5636 * common.opt: Add fstrict-overflow.
5637 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5638 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5639 (TYPE_OVERFLOW_UNDEFINED): Define.
5640 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5642 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5643 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5644 (fold_negate_expr): Likewise.
5645 (make_range): Likewise.
5646 (extract_muldiv_1): Likewise.
5647 (maybe_canonicalize_comparison): Likewise.
5648 (fold_comparison): Likewise.
5649 (fold_binary): Likewise.
5650 (tree_expr_nonnegative_p): Likewise.
5651 (tree_expr_nonzero_p): Likewise.
5652 * tree-vrp.c (compare_values): Likewise.
5653 (extract_range_from_binary_expr): Likewise.
5654 (extract_range_from_unary_expr): Likewise.
5655 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5657 (nowrap_type_p): Likewise.
5658 * tree-scalar-evolution.c (simple_iv): Likewise.
5659 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5660 (build_range_check): Likewise.
5661 (extract_muldiv_1): Likewise.
5662 (fold_comparison): Likewise.
5663 * tree-vrp.c (vrp_int_const_binop): Likewise.
5664 (extract_range_from_unary_expr): Likewise.
5665 * convert.c (convert_to_integer): Likewise.
5666 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5667 (fold_comparison): Likewise.
5668 (fold_binary): Likewise.
5669 * optabs.c (optab_for_tree_code): Likewise.
5670 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5671 * simplify-rtx.c (simplify_const_relational_operation): Check
5672 flag_strict_overflow and flag_trapv.
5673 (simplify_const_relational_operation): Likewise.
5674 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5675 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5678 2007-01-27 Roger Sayle <roger@eyesopen.com>
5680 * tree.c (tree_fold_gcd): Delete.
5681 * tree.h (tree_fold_gcd): Remove prototype.
5682 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5683 test whether one constant integer is a multiple of another. Instead
5684 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5685 * fold-const.c (multiple_of_p): We've determined both TOP and
5686 BOTTOM are integer constants so we can call int_const_binop directly
5687 instead of the more generic const_binop.
5689 2007-01-27 Roger Sayle <roger@eyesopen.com>
5691 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5692 1*X check that the constant hasn't overflowed, to preserve the
5694 (round_up): Provide an efficient implementation when rouding-up an
5695 INTEGER_CST to a power-of-two.
5697 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5699 * doc/sourcebuild.texi: Add comma for clarity.
5700 * doc/extend.texi: Fix some typos.
5701 * doc/passes.texi: Likewise.
5702 * doc/cppinternals.texi: Likewise.
5703 * doc/c-tree.texi: Likewise.
5704 * doc/tree-ssa.texi: Likewise.
5705 * doc/install.texi: Likewise.
5707 2007-01-27 Jan Hubicka <jh@suse.cz>
5709 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5710 (pass_sra): Do not require alias information.
5711 * passes.c (init_optimization_passes): Add SRA
5713 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5715 * tracer.c (rest_of_handle_tracer): We already cleaned
5716 up the CFG in tracer() so don't do it here again.
5717 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5718 cleanup_cfg here, either. And don't call renumber_insns.
5720 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5721 and BB_HEAD are in the insn stream here. Instead make sure
5722 that BB_INSN is valid on all insns. Also, do check here that
5723 there are no pending branch predictions...
5724 (rtl_verify_flow_info): ...instead of doing it here. Checks
5725 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5728 2007-01-26 Roger Sayle <roger@eyesopen.com>
5730 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5731 function to simplify/factorize operand order canonicalization.
5732 (ix86_fixup_binary_operands): Reorganize using the above function.
5733 (ix86_binary_operator_ok): Likewise.
5735 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5737 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5738 file scope from optimize_attrs.
5739 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5741 (optimize_attrs): Clear insn_code_values after freeing it.
5743 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5745 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5746 a parts.base assignment.
5748 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5750 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5751 (compute_subscript_distance, initialize_data_dependence_relation,
5752 finalize_ddr_dependent, analyze_ziv_subscript,
5753 analyze_siv_subscript_cst_affine,
5754 compute_overlap_steps_for_affine_univar,
5755 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5756 analyze_siv_subscript, analyze_miv_subscript,
5757 analyze_overlapping_iterations, subscript_dependence_tester_1,
5758 compute_self_dependence, free_dependence_relation): Work
5759 with affine_fn instead of chrecs.
5760 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5761 common_affine_function, affine_function_base,
5762 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5763 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5764 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5765 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5766 (all_chrecs_equal_p): Removed.
5767 * tree-data-ref.h (affine_fn, conflict_function): New types.
5768 (struct subscript): Change type of conflicting_iterations_in_a
5769 and conflicting_iterations_in_b.
5771 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5774 * config/pa/pa.h (TARGET_HPUX_11): New.
5775 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5776 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5778 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5779 Richard Guenther <rguenther@suse.de>
5781 * tree-ssa-structalias.c (solve_graph): Handle case
5782 we merged the variable to another.
5784 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5786 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5789 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5790 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5792 2007-01-25 DJ Delorie <dj@redhat.com>
5794 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5795 allow changes to modes which don't fit in those registers.
5797 * reload1.c (choose_reload_regs): Check for invalid subregs before
5798 computing their locations, not after.
5800 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5803 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5804 save Altivec registers in an eh_return function.
5805 (compute_vrsave_mask): Likewise.
5806 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5807 for saving Altivec registers.
5808 (rs6000_emit_prologue): Don't allocate stack twice in
5809 eh_return function. Correct expected value of altivec_save_offset
5810 when using save_world. Describe save of R0 to stack when using
5811 save_world. Describe stack pointer adjustment when using
5812 save_world. Remove duplicated eh_return parameter register saving.
5813 Update sp_offset variable after save_world.
5814 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5816 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5817 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5820 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5822 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5824 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5827 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5828 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5830 2007-01-25 Richard Guenther <rguenther@suse.de>
5832 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5833 * common.opt (-Wcoverage-mismatch): New warning option.
5834 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5835 if -Wcoverage-mismatch is given.
5837 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5839 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5840 (ipcp_driver): Change to static definition.
5841 Add dumping of the ifunctions.
5842 (constant_val_insert): Remove unused parameter. Support for SSA.
5843 (ipcp_propagate_const): Support for SSA.
5844 (ipcp_profile_bb_print): Print only analyzed nodes.
5845 (ipcp_replace_map_create): Remove support for Fortran constant
5847 * ipa-prop.c (ipa_method_modify_stmt,
5848 ipa_callsite_compute_param): Support for SSA.
5849 * ipa-prop.h (ipcp_driver): Remove declaration.
5850 (IS_VALID_TREE_MAP_INDEX): Add define.
5852 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5854 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5856 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5859 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5860 constant argument to cabs and do it without checking for
5861 -funsafe-math-optimizations.
5863 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5865 * c-common.h (RID_FIRST_CXX0X): New.
5866 (RID_LAST_CXX0X): New.
5867 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5869 * c.opt (Wc++0x-compat): New.
5870 * doc/invoke.texi (-Wc++0x-compat): Document.
5872 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5874 * builtins.c (fold_builtin_carg): New.
5875 (fold_builtin_1): Use it.
5877 2007-01-24 Jan Hubicka <jh@suse.cz>
5879 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5881 * ipa-inline.c (initial_insns, max_insns): Delete.
5882 (compute_max_insns): New function.
5883 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5884 of insns as base for code growth.
5885 (cgraph_decide_inlining): Make initial_insns local; do not compute
5887 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5888 * doc/invoke.texi (inline-unit-growth): Update docs.
5890 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5892 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5893 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5894 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5895 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5896 for CPUs that have PTA_CX16 set.
5899 * gimplify.c (omp_check_private): New function.
5900 (gimplify_scan_omp_clauses): Use it for
5901 firstprivate/lastprivate/reduction.
5904 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5905 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5908 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5909 If lower_lastprivate_clauses emits some statements, append them
5910 to dlist rather than body_p and to body_p append an initializer.
5911 (lower_omp_for): Adjust caller.
5913 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5915 * target.h (globalize_decl_name): New.
5916 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5917 * output.h (default_globalize_decl_name): New.
5918 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5920 (globalize_decl): Ditto.
5921 (default_globalize_decl_name): New.
5922 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5923 (ia64_handle_version_id_attribute): New.
5924 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5925 (ia64_asm_output_external): Use globalize_decl_name instead
5927 * doc/extend.texi (version_id): New pragma.
5928 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5930 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5932 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5933 _uleb128_t and _Unwind_SWord with _sleb128_t.
5934 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5935 uw_frame_state_for, uw_update_context_1): Likewise.
5936 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5937 * unwind-pe.h (read_uleb128, read_sleb128,
5938 read_encoded_value_with_base): Likewise.
5939 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5941 2007-01-24 Richard Guenther <rguenther@suse.de>
5943 * builtins.c (expand_builtin_cexpi): Get the fndecl
5944 for cexp in the correct way.
5946 2007-01-24 Jan Hubicka <jh@suse.cz>
5948 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5950 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5952 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5953 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5954 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5955 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5956 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5957 __SIZEOF_PTRDIFF_T__.
5958 * doc/cpp.texi: Documentation for the new builtin macros added.
5960 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5962 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5963 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5964 instead of operands[2] to avoid access past the end of array.
5966 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5968 * reload1.c (emit_reload_insns): Pass the reload register
5969 for a non-spill output reload through forget_old_reloads_1.
5971 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5973 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5974 _SOFT_DOUBLE if doubles use software floating-point.
5975 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5976 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5977 * config/rs6000/darwin-ldouble.c: Also compile functions for
5978 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5979 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5980 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5981 commented-out long double override.
5982 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5983 * config/rs6000/eabispe.h: Likewise.
5984 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5985 long double for non-SPE.
5986 (rs6000_handle_option): Likewise.
5987 (invalid_e500_subreg): Disallow more subregs involding DImode,
5988 DFmode, TImode or TFmode.
5989 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5991 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5993 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5994 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5996 (rs6000_legitimate_address): Also check for TFmode for E500
5998 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5999 (spe_build_register_parallel): Handle TFmode and TCmode.
6000 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6002 (function_arg): Handle TFmode and TCmode for E500 double.
6003 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6005 (print_operand): Handle TFmode and TImode for %y.
6006 (rs6000_generate_compare): Handle TFmode comparisons for E500
6008 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6009 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6010 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6011 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6012 TFmode for E500 double.
6013 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6014 (floatsidf2): Enable for E500 double.
6015 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6016 (extenddftf2): Change to extenddftf2_fprs.
6017 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6018 depending on TARGET_E500_DOUBLE.
6019 (extendsftf2): Enable for E500 double.
6020 (trunctfdf2): Enable for E500 double.
6021 (trunctfsf2): Change to trunctfsf2_fprs.
6022 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6023 depending on TARGET_E500_DOUBLE.
6024 (floatsitf2): Enable for E500 double.
6025 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6026 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6027 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6028 (negtf2): Change to negtf2_internal.
6029 (negtf2): New expander.
6030 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6031 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6032 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6033 (movdi_internal32): Use rs6000_nonimmediate_operand.
6034 (unnamed splitter): Likewise.
6035 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6036 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6037 (SPE64TF, DITI): New mode macros.
6038 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6041 (frob_<mode>_di_2): New.
6042 (frob_tf_di_8_2): New.
6043 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6045 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6047 (frob_ti_<mode>_8_2): New.
6048 (frob_ti_tf_2): New.
6049 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6050 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6052 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6053 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6054 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6055 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6056 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6057 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6060 2007-01-23 Ian Lance Taylor <iant@google.com>
6062 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6064 (OBJS-archive): Reformat, alphabetize.
6065 (OBJS): Change out_object_file to OBJS-md.
6067 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6069 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6070 JUMP_P and CALL_P predicates where applicable.
6071 * config/i386/i386.c: Ditto.
6072 * config/i386/i386.md: Ditto.
6073 * config/i386/mmx.md: Ditto.
6074 * config/i386/predicates.md: Ditto.
6076 2007-01-22 Andreas Schwab <schwab@suse.de>
6078 * config/m68k/m68k.h: Fix comment.
6080 2007-01-22 Jan Hubicka <jh@suse.cz>
6082 * passes.c (init_optimization_passes): Do not rerun
6083 pass_early_warn_uninitialized.
6085 2007-01-22 Richard Guenther <rguenther@suse.de>
6087 PR tree-optimization/30038
6088 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6090 (execute_cse_sincos_1): Likewise.
6091 (execute_cse_sincos): Likewise.
6092 (gate_cse_sincos): Likewise.
6093 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6094 the cexpi() canonicalization of sincos().
6095 * tree-pass.h (pass_cse_sincos): Declare.
6096 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6098 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6100 PR rtl-optimization/29329
6101 * combine.c (replaced_rhs_insn): Rename to i2mod.
6102 (replaced_rhs_value): Rename to i2mod_new_rhs.
6103 (i2mod_old_rhs): New global variable.
6104 (combine_instructions): Adjust for above change. Save a copy of
6105 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6106 note are substituted in the second instruction.
6107 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6108 ditch the note if it pertains to the second eliminated register
6109 and this register is mentioned in i2mod_old_rhs.
6112 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6114 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6115 the insn to which the note was originally attached.
6117 2007-01-21 Jan Hubicka <jh@suse.cz>
6119 * ipa-inline.c (inlining_mode): Comment, move up.
6120 (cgraph_decide_inlining_incrementally): Do not perform inlining
6121 itself; fix handling of flattening of self recursive functions.
6122 (cgraph_find_cycles): Remove.
6123 (cgraph_flatten_node): Remove.
6124 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6125 (try_inline): New function.
6126 (cgraph_early_inlining): Update call of
6127 cgraph_decide_inlining_incrementally. Apply inlining here.
6128 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6130 2007-01-21 Dirk Mueller <dmueller@suse.de>
6133 * tree-vrp.c (check_array_bounds): do not warn
6134 about ADDR_EXPR's of ARRAY_REF's which are immediately
6135 used in binary expressions.
6137 2007-01-21 Ira Rosen <irar@il.ibm.com>
6139 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6140 read_write_dep and macros for its access.
6141 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6142 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6143 argument, call vect_check_interleaving for every independent pair of
6144 data-refs. Mark loads that access the same memory location as a store
6146 (vect_check_dependences): Remove.
6147 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6148 call, fix the call to vect_analyze_data_ref_dependence.
6149 (vect_analyze_data_ref_access): For statements that access the same
6150 data-ref, check that they are not stores; for loads, check that there
6151 is no store that access the same location.
6153 2007-01-20 Roger Sayle <roger@eyesopen.com>
6154 Joseph Myers <joseph@codesourcery.com>
6156 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6157 (-fdump-rtl-stack): Likewise.
6158 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6159 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6160 (-mpt-fixed): Use @minus{} for minus sign.
6161 (Using Precompiled Headers): Fix under/overfull hbox.
6163 2007-01-20 Jan Hubicka <jh@suse.cz>
6165 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6166 place within annotation.
6168 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6170 * pa.c (output_move_double): Change array size of xoperands to 4.
6172 2007-01-20 Jan Hubicka <jh@suse.cz>
6174 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6177 2007-01-19 Ian Lance Taylor <iant@google.com>
6179 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6180 constant to unsigned HOST_WIDE_INT before negating.
6182 2007-01-19 Ian Lance Taylor <iant@google.com>
6184 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6186 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6187 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6188 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6189 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6190 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6191 (realloc_vdef, realloc_vuse): Change second parameter to
6193 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6195 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6196 unsigned. Change x and lim locals to unsigned.
6197 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6199 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6200 (copy_virtual_operands): Change i and n locals to unsigned.
6202 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6205 * builtins.c (fold_builtin_1): Handle builtin fdim.
6207 2007-01-20 Jan Hubicka <jh@suse.cz>
6209 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6210 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6211 init_alias_heapvars.
6212 (init_alias_heapvars): Initialize only when not already initialized.
6213 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6215 2007-01-19 Roger Sayle <roger@eyesopen.com>
6217 * common.opt (fsigned-zeros): New command line option.
6218 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6219 of flag_unsafe_math_optimizations.
6220 * opts.c (set_fast_math_flags): The -ffast-math command line option
6221 implies -fno-signed-zeros.
6222 (fast_math_flags_set_p): Likewise.
6224 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6225 the documentation of -ffast-math appropriately. Wrap long lines.
6227 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6229 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6230 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6232 2007-01-19 Tomas Bily <tbily@suse.cz>
6234 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6236 (tree_init_ic_make_global_vars): New function
6237 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6238 (tree_gen_ic_profiler): New function
6239 (tree_gen_ic_func_profiler): New function
6240 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6241 (tree_profile_hooks): Added hook for indirec/virtual calls
6242 * value-prof.c (tree_find_values_to_profile): New case for
6244 (tree_values_to_profile): Call for determining indirect/virtual
6246 (tree_indirect_call_to_profile): New function
6247 (tree_ic_transform): New function
6248 (tree_ic): New function
6249 (find_func_by_pid): New function
6250 (init_pid_map): New function
6251 (tree_value_profile_transformations): Added check for
6252 indirect/virtual call transformation
6253 * value-prof.h (enum hist_type): New counter type for
6254 indirect/virtual calls
6255 (profile_hooks): Added new hook for profiling indirect/virtual
6257 * profile.c (instrument_values): New case for indirect/virtual
6259 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6260 (GCOV_COUNTER_V_INDIR): New counter type
6261 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6262 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6264 * cgraph.c: Definition of cgraph_max_pid
6265 (cgraph_create_node): Default init of pid attribute
6266 * cgraph.h: Declaration of cgraph_max_pid
6267 (struct cgraph_node): Added pid attribute
6268 * libgcov.c (__gcov_indirect_call_profiler): New function
6269 (__gcov_one_value_profiler_body): New function
6270 (__gcov_one_value_profiler): Body was moved to
6271 __gcov_one_value_profiler_body and calls it
6273 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6275 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6276 * gengtype.c (write_types_data, write_func_for_structure,
6277 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6278 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6279 (walk_type, write_func_for_structure): Generate the mark_hook if
6282 2007-01-19 Jan Hubicka <jh@suse.cz>
6284 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6285 'early' argument take inlining mode argument specifying whether to
6286 inline for size/speeed or all functions; add support for flattening;
6288 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6290 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6293 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6294 the name of the declared identifier.
6296 2007-01-19 Dirk Mueller <dmueller@suse.de>
6298 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6299 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6300 duplicate evaluation.
6302 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6304 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6305 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6306 to XFMode, use acosxf2 and truncate result to requested mode.
6307 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6308 (asin<mode>2): Similarly, with asin expanders.
6309 (*fscalexf4_i387): Rename from *fscalexf4.
6310 (expNcorexf3): New expander.
6311 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6312 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6313 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6314 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6315 patterns for SSE math.
6316 (exp10<mode>2): Similarly, with exp10 expanders.
6317 (exp2<mode>2): Similarly, with exp2 expanders.
6318 (expm1<mode>2): Similarly, with expm1 expanders.
6319 (ldexp<mode>3): Similarly, with ldexp expanders.
6320 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6321 Use gen_truncxf<mode>2_i387_noop to truncate result.
6323 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6325 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6326 for ColdFire targets.
6328 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6329 Richard Sandiford <richard@codesourcery.com>
6331 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6332 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6333 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6334 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6335 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6336 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6338 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6340 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6341 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6342 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6343 (*adddi_dilshr32_cf): New pattern.
6344 (adddi3, subdi3): Remove first alternatives.
6346 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6348 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6349 implemented using move.l, do not use its cc result for floating-point
6352 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6354 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6355 from accepting 's' constraints if flag_pic.
6357 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6359 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6360 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6361 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6362 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6364 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6366 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6367 ColdFire alternatives.
6368 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6369 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6370 architectures that support ff1 instruction.
6372 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6373 Julian Brown <julian@codesourcery.com>
6375 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6376 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6377 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6380 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6382 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6384 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6385 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6386 HOST_WIDE_INT instead of an rtx.
6387 (m68k_rtx_costs): Update call accordingly.
6388 (output_move_const_into_data_reg): Likewise. Fix formatting.
6389 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6391 (output_move_simode_const): Update calls after above changes.
6392 Rework to use automatic variables and predicates like MEM_P.
6393 * config/m68k/m68k.md (pushexthisi_const): Update call to
6396 2007-01-19 Dirk Mueller <dmueller@suse.de>
6398 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6401 2007-01-19 Richard Guenther <rguenther@suse.de>
6403 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6404 via cexp in case sincos is not available.
6406 2007-01-19 Richard Guenther <rguenther@suse.de>
6408 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6409 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6410 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6411 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6412 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6413 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6414 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6415 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6417 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6419 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6421 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6422 (atan2xf3): Directly generate RTL pattern.
6423 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6424 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6425 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6426 disable patterns for SSE math.
6427 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6428 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6429 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6430 disable patterns for SSE math.
6432 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6434 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6436 2007-01-18 Roger Sayle <roger@eyesopen.com>
6438 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6439 VIEW_CONVERT_EXPR to the same type as it's operand.
6441 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6443 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6444 configured for long double 128.
6446 2007-01-18 Mike Stump <mrs@apple.com>
6448 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6451 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6453 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6456 2007-01-18 Jan Hubicka <jh@suse.cz>
6458 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6459 greater than NUM_VOP_FREE_BUCKETS.
6461 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6463 * tree-ssa-structalias.c: Update comments.
6464 (ptabitmap_obstack): Removed.
6466 (oldpta_obstack): Ditto.
6467 (stats): Add a few members.
6468 (struct variable_info): Remove node, complex, address_taken, and
6469 indirect_target members. Add oldsolution member.
6470 (new_var_info): Do not initialize removed members.
6471 (constraint_expr_type): Remove INCLUDES.
6472 (constraint_graph): Add size, implicit_preds, rep,
6473 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6474 (FIRST_REF_NODE): New macro.
6475 (LAST_REF_NODE): Ditto.
6476 (FIRST_ADDR_NODE): Ditto.
6477 (find): New function.
6479 (dump_constraint): Do not handle INCLUDES.
6480 (insert_into_complex): Do not insert duplicate constraints.
6481 (condense_varmap_nodes): Renamed and rewritten into ...
6482 (merge_node_constraints): This. Also fix bug in handling of
6483 offseted copy constraints.
6484 (clear_edges_for_node): No longer need to deal with preds at all,
6485 or removing associated preds/succs.
6486 (merge_graph_nodes): Deal with indirect_cycles.
6487 Don't deal with predecessors.
6488 (add_implicit_graph_edge): New function.
6489 (add_pred_graph_edge): Ditto.
6490 (add_graph_edge): Don't deal with predecessors.
6491 (build_constraint_graph): Removed.
6492 (build_pred_graph): New function.
6493 (build_succ_graph): Ditto.
6494 (struct scc_info): Removed in_component. Added roots, dfs, and
6495 node_mapping. Remove visited_index, unification_queue.
6496 (scc_visit): Deal with union-find we do now.
6497 Deal with cycles with REF nodes.
6498 (collapse_nodes): Renamed and rewritten to ...
6499 (unify_nodes): This.
6500 (process_unification_queue): Removed.
6501 (topo_visit): Cleanup
6502 (do_da_constraint): Use find.
6503 (do_sd_constraint): Ditto.
6504 (do_ds_constraint): Ditto.
6505 (do_complex_constraint): Ditto.
6506 (init_scc_info): Update for removed and added members.
6507 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6508 (find_indirect_cycles): This.
6509 (equivalence_class): New variable.
6510 (label_visit): New function.
6511 (perform_variable_substitution): Rewritten.
6512 (free_var_substitution_info): New function.
6513 (find_equivalent_node): Ditto.
6514 (move_complex_constraints): Ditto.
6515 (eliminate_indirect_cycles): Ditto.
6516 (solve_graph): Only propagate changed bits.
6517 Use indirect cycle elimination.
6519 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6520 (tree_id_eq): Renamed to ...
6521 (tree_vi_eq): This. Update for member change
6522 (insert_id_for_tree): Renamed and rewritten to ...
6523 (insert_vi_for_tree): This.
6524 (lookup_id_for_tree): Renamed and rewritten to ...
6525 (lookup_vi_for_tree): This.
6526 (get_id_for_tree): Renamed and rewritten to ...
6527 (get_vi_for_tree): Ditto.
6528 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6529 (process_constraint): Don't handle INCLUDES.
6530 Remove special ADDRESSOF case.
6531 (find_func_aliases): Rewrite to use vi functions instead of id
6533 (create_function_info_for): Ditto.
6534 (create_variable_info_for): Ditto.
6535 (intra_create_variable_infos): Ditto.
6536 (merge_smts_into): Ditto.
6537 (find_what_p_points_to): Ditto.
6538 (init_base_vars): Ditto.
6539 (init_alias_vars): Ditto.
6540 (remove_preds_and_fake_succs): New function.
6541 (dump_sa_points_to_info): Dump new stats.
6542 (dump_solution_for_var): Use find.
6543 (set_used_smts): Fix formatting.
6544 (compute_points_to_sets): Updated for new functions.
6545 (ipa_pta_execute): Ditto.
6547 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6548 Richard Sandiford <richard@codesourcery.com>
6550 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6552 * calls.c (expand_call): If the return value is a PARALLEL,
6553 extract its first member.
6554 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6555 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6556 use FUNCTION_EXTRA_EPILOGUE.
6557 (m68k_function_value): Return a PARALLEL if the return value
6558 is of a pointer type.
6559 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6560 (FUNCTION_EXTRA_EPILOGUE): Remove.
6561 * config/m68k/m68k.md (D0_REG): New constant.
6563 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6565 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6566 output a NOP for empty epilogues.
6568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6570 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6571 before function. Extend register save check to include all
6572 registers, not just integer ones.
6574 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6576 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6577 (m68k_use_return_insn): ...this.
6578 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6579 * config/m68k/m68k.c (use_return_insn): Rename to...
6580 (m68k_use_return_insn): ...this.
6581 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6584 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6586 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6587 nearest even, fix denormal rounding overflow.
6589 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6591 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6592 f%$smove and f%$move.
6593 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6594 (extendsfdf2_cf): Use fdmove instead of f%&move.
6595 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6596 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6598 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6600 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6603 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6605 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6606 (coldfire_single_format): Declare.
6607 (coldfire_double_format): Likewise.
6608 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6609 of qnan_msb_set to determine the lower bits of a canonical
6611 (encode_ieee_double): Likewise.
6612 (encode_ieee_quad): Likewise.
6613 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6614 (mips_single_format): Likewise.
6615 (ieee_double_format): Likewise.
6616 (mips_double_format): Likewise.
6617 (ieee_extended_motorola_format): Likewise.
6618 (ieee_extended_intel_96_format): Likewise.
6619 (ieee_extended_intel_128_format): Likewise.
6620 (ieee_extended_intel_96_round_53_format): Likewise.
6621 (ibm_extended_format): Likewise.
6622 (mips_extended_format): Likewise.
6623 (ieee_quad_format): Likewise.
6624 (mips_quad_format): Likewise.
6625 (vax_f_format): Likewise.
6626 (vax_d_format): Likewise.
6627 (vax_g_format): Likewise.
6628 (i370_single_format): Likewise.
6629 (i370_double_format): Likewise.
6630 (decimal_single_format): Likewise.
6631 (decimal_double_format): Likewise.
6632 (decimal_quad_format): Likewise.
6633 (c4x_single_format): Likewise.
6634 (c4x_extended_format): Likewise.
6635 (real_internal_format): Likewise.
6636 (coldfire_single_format): New real_format.
6637 (coldfire_double_format): Likewise.
6638 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6639 canonical_nan_lsbs_set.
6640 (pdp11_d_format): Likewise.
6641 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6642 if TARGET_COLDFIRE_CPU.
6644 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6646 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6647 (output_call, m68k_legitimize_call_address): Declare.
6648 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6649 parenthesees. Add support for a 'W' constraint.
6650 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6651 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6652 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6653 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6655 (override_options): Initialize them. Do not set flag_no_function_cse
6656 for TARGET_ID_SHARED_LIBRARY.
6657 (m68k_output_pic_call): Delete.
6658 (m68k_legitimize_call_address): New function.
6659 (print_operand): Remove the %o prefix. Handle the %p prefix.
6660 (output_call): New function.
6661 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6662 target address from the GOT if symbolic jumps are not allowed.
6663 * config/m68k/m68k.md (call, general_operand): Do not set
6664 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6665 Merge separate flag_pic and !flag_pic define_insns into...
6666 (*call, *call_value): ...these new patterns. Match the address
6667 rather than the containing MEM and require it to be a call_operand.
6668 Use output_call to generate the asm template.
6669 * config/m68k/predicates.md (const_call_operand): New predicate.
6670 (call_operand): Likewise.
6672 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6674 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6675 (STACK_GROWS_DOWNWARD): Define to 1.
6676 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6677 comments, emphasizing that these values are only defaults.
6678 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6679 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6681 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6683 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6685 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6686 Richard Sandiford <richard@codesourcery.com>
6688 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6689 (FP_REGNO_P): New macros.
6690 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6691 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6692 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6693 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6695 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6697 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6698 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6700 * config/m68k/t-floatlib: New file, extracting common code from...
6701 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6702 * config/m68k/t-uclinux: Here.
6703 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6704 routines on ColdFire targets.
6706 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6708 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6709 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6710 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6711 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6712 explicitly set MOTOROLA to 1.
6713 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6716 Nathan Sidwell <nathan@codesourcery.com>
6718 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6719 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6720 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6721 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6722 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6723 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6724 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6725 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6726 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6727 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6728 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6729 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6730 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6731 (DBX_REGISTER_NUMBER): Delete.
6732 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6733 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6734 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6736 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6738 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6739 * config/flat.h: New file.
6740 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6742 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6743 indirect references for -msep-data or -mid-shared-library.
6744 Do not use PC-relative code addresses either.
6745 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6747 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6748 for shared libraries and crt1.o for executables. Use crti.o and
6750 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6751 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6752 Do not add -elf2flt or -shared-lib-id options here.
6753 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6754 Pass -shared-lib-id if -mid-shared-library, taking the library
6755 identifier from -mshared-library-id if given, otherwise
6757 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6758 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6759 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6760 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6761 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6762 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6764 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6765 jump sequence for ISA A and ISA A+.
6766 (PICJUMP): Likewise.
6768 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6770 * config.gcc (m68k-*-uclinux*): Base the port on the common
6771 and m68k GNU/Linux files rather than on the generic ELF ones.
6772 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6773 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6775 2007-01-18 Julian Brown <julian@codesourcery.com>
6776 Richard Sandiford <richard@codesourcery.com>
6778 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6779 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6780 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6782 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6784 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6788 * doc/install.texi: Document m68k-uclinuxoldabi.
6789 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6790 * config/m68k/uclinux-oldabi.h: New file, copied from
6791 config/m68k/uclinux.h.
6793 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6795 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6796 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6797 (m32r_compute_frame_size): Use unsigned for regno.
6798 (m32r_reload_lr): Use gen_frame_mem.
6800 (m32r_output_function_epilogue): Don't output the function epilogue
6802 (m32r_expand_epilogue): New.
6803 (direct_return): Return false if the function has the interrupt
6805 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6806 * config/m32r/m32r.md (epilogue): New expander.
6807 (return_lr, return_rte): New insns.
6808 (return): Make it expander.
6809 (return_normal): New expander.
6811 2007-01-18 Josh Conner <jconner@apple.com>
6814 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6815 support for UNLE, UNLT, UNGE, and UNGT.
6817 2007-01-18 Jan Hubicka <jh@suse.cz>
6819 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6820 * tree-tailcall (add_virtual_phis): Likewise.
6821 (optimize_tail_call): Return TODOs.
6822 (execute_tail_calls): Return TODOs.
6823 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6824 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6826 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6827 Cleanup cfg using TODO.
6828 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6829 * passes.c (execute_function_todo): When cleanup did something, remove
6831 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6832 (make_edges): Don't cleanup_cfg.
6834 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6836 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6837 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6838 operate on the top of stack.
6839 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6840 register handling of instructions that output to the second
6842 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6843 (move_for_stack_reg): Special-case check for dead destination
6844 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6846 * config/i386/i386.md (UNSPEC_TAN): New constant.
6847 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6848 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6849 to correctly model move of constant 1.0 to top stack slot.
6850 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6851 (unnamed peephole2 pattern): Remove corresponding peephole2
6852 pattern that optimizes tan insn and loading of constant 1.0.
6853 (tanxf2): Use fptanxf4_i387.
6854 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6855 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6856 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6857 disable patterns for SSE math.
6858 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6859 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6861 2007-01-18 Dirk Mueller <dmueller@suse.de>
6862 Richard Guenther <rguenther@suse.de>
6865 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6866 * common.opt (Warray-bounds): Add new warning option.
6867 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6869 * Makefile.in: make tree-vrp.o depend on toplev.h
6870 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6872 (check_array_refs, check_array_bounds, check_array_ref): New.
6874 2007-01-18 Jan Hubicka <jh@suse.cz>
6876 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6877 (execute_ssa_ccp): Return flags conditionally.
6878 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6880 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6882 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6884 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6885 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6887 * Makefile.c (GTFILES): Add cfglayout.h.
6888 * gengtype.c (open_base_files): Likewise.
6889 * cfglayout.c (cfg_layout_function_footer,
6890 cfg_layout_function_header) Reindent to make gengtype happy.
6891 * cfglayout.h (cfg_layout_function_footer,
6892 cfg_layout_function_header): Add GTY(()) marker.
6894 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6896 2007-01-18 Ben Elliston <bje@au.ibm.com>
6898 * genautomata.c (write_automata): Include xstrerror output in the
6899 error message if writing the DFA description file fails.
6901 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/mips/mips-protos.h (mips_output_external): Make it
6905 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6906 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6907 (extern_list): Likewise.
6908 (extern_head): Likewise.
6909 (TARGET_ASM_FILE_END): Likewise.
6910 (mips_file_end): Likewise.
6911 (mips_output_external): Rewritten.
6913 2007-01-18 Ben Elliston <bje@au.ibm.com>
6915 * genpreds.c (write_insn_preds_c): Only write out the function
6916 body for regclass_for_constraint if we have register constraints.
6918 2007-01-17 Tom Tromey <tromey@redhat.com>
6920 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6921 * doc/install.texi (Testing): Use sourceware.org.
6922 (Binaries): Likewise.
6923 (Specific): Likewise.
6924 * doc/contrib.texi (Contributors): Use sourceware.org.
6926 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6928 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6929 (AVR_ENHANCED): Rename to ...
6930 (AVR_HAVE_MUL): ... new.
6931 (avr_enhanced_p): Rename to ...
6932 (avr_have_mul_p): ... new.
6933 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6934 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6935 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6936 (avr_have_mul_p): ... new.
6937 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6938 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6939 'avr_enhanced_p' and 'enhanced'.
6940 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6941 AVR_HAVE_MUL instead of AVR_ENHANCED.
6942 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6943 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6944 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6945 instead of AVR_ENHANCED.
6946 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6947 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6948 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6950 2007-01-17 Ian Lance Taylor <iant@google.com>
6952 * vec.h (VEC_reserve_exact): Define.
6953 (vec_gc_p_reserve_exact): Declare.
6954 (vec_gc_o_reserve_exact): Declare.
6955 (vec_heap_p_reserve_exact): Declare.
6956 (vec_heap_o_reserve_exact): Declare.
6957 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6959 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6961 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6962 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6963 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6964 * vec.c (calculate_allocation): Add exact parameter. Change all
6966 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6967 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6968 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6969 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6970 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6971 (vec_heap_p_reserve_exact): New function.
6972 (vec_heap_o_reserve_exact): New function.
6974 2007-01-17 Jan Hubicka <jh@suse.cz>
6976 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6978 2007-01-17 Eric Christopher <echristo@apple.com>
6980 * config.gcc: Support core2 processor.
6982 2007-01-16 Jan Hubicka <jh@suse.cz>
6984 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6985 the names, just unlink the chain so we don't crash on dangling pointers
6988 2007-01-16 Jan Hubicka <jh@suse.cz>
6990 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6991 * tree-pass.h: Reorder to make IPA passes appear toegher.
6992 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6993 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6994 parameters, do not call early inliner.
6995 * ipa-inline.c: Update comments. Include tree-flow.h
6996 (cgraph_decide_inlining): Do not compute inlining parameters.
6997 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6998 be called with function context set up.
6999 (pass_ipa_inline): Remove unreachable functions before pass.
7000 (cgraph_early_inlining): Simplify assuming to be called from the
7002 (pass_early_inline): New pass.
7003 (cgraph_gate_ipa_early_inlining): New gate.
7004 (pass_ipa_early_inline): Turn into simple wrapper.
7005 (compute_inline_parameters): New function.
7006 (gate_inline_passes): New gate.
7007 (pass_inline_parameters): New pass.
7008 (apply_inline): Move here from tree-optimize.c
7009 (pass_apply_inline): New pass.
7010 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7012 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7014 (tree_function_versioning): Do not allocate dummy struct function.
7015 * tree-inline.h (optimize_inline_calls): Update prototype.
7016 * tree-optimize.c (execute_fixup_cfg): Export.
7017 (pass_fixup_cfg): Remove
7018 (tree_rest_of_compilation): Do not apply inlines.
7019 * tree-flow.h (execute_fixup_cfg): Declare.
7020 * Makefile.in (gt-passes.c): New.
7021 * passes.c: Include gt-passes.h
7022 (init_optimization_passes): New passes.
7023 (nnodes, order): New static vars.
7024 (do_per_function_toporder): New function.
7025 (execute_one_pass): Dump current pass here.
7026 (execute_ipa_pass_list): Don't dump current pass here.
7028 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7030 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7031 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7033 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7035 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7036 (strong_alias): Define.
7037 (__gcc_qmul): Provide non-FMA for soft-float.
7043 (__gcc_qunord): New.
7053 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7054 soft-float functions.
7055 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7056 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7057 about long double soft float.
7059 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7060 Tehila Meyzels <tehila@il.ibm.com>
7062 * tree-vectorizer.h (is_pattern_stmt_p): New.
7063 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7064 formatting (tabs instead of spaces). Cleanup and clarify setting
7065 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7066 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7067 (vectorizable_type_demotion): Check that types are integral.
7068 (vectorizable_type_promotion): Likewise.
7069 (vectorizable_store): Fix typo. Eliminate new-line at end of
7072 2007-01-16 Jan Hubicka <jh@suse.cz>
7074 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7077 2007-01-15 Eric Christopher <echristo@apple.com>
7079 * ifcvt.c: Include vec.h, vecprim.h.
7080 (check_cond_move_block): New argument regs.
7081 Reorganize. Add registers used to regs.
7082 (cond_move_process_if_block): Use regs set above as
7085 2007-01-15 Eric Christopher <echristo@apple.com>
7087 * config/darwin.h: Update copyright.
7088 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7089 (LINK_COMMAND_SPEC): Add -u.
7090 (LINK_SPEC): Fix umbrella for above.
7092 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7094 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7097 2007-01-15 Tom Tromey <tromey@redhat.com>
7099 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7100 * doc/install.texi (Testing): Don't mention jacks.
7101 (Configuration): Document --enable-java-maintainer-mode. Move
7102 --with-java-home to libgcj-specific section. Document
7104 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7106 2007-01-15 Jan Hubicka <jh@suse.cz>
7108 * tree-ssa-dce.c (DCE_TODOs): New.
7109 (propagate_necessity): Return if something changed.
7110 (eliminate_unnecessary_stmts): Likewise.
7111 (perform_tree_ssa_dce): Return TODO flags when needed.
7112 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7114 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7117 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7118 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7119 patterns using X87MODEF12 mode macro. Extend operand 1
7120 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7121 (log10<mode>2): Ditto.
7122 (log2<mode>2): Ditto.
7123 (log1p<mode>2): Ditto.
7124 (logb<mode>2): Ditto.
7125 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7126 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7127 (*fxtractxf3_i387): Rename from *fxtractxf3.
7128 (fxtract_extend<mode>xf3_i387): New insn pattern.
7129 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7130 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7131 and gen_fyl2xxf3_i387().
7133 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7135 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7136 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7137 get_loop_exit_edges. Changed return type to bool.
7138 * cfgloop.h (fix_loop_placement): Declaration removed.
7140 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7142 * param.h (MIN_VECT_LOOP_BOUND): New.
7143 * params.def (MIN_VECT_LOOP_BOUND): New.
7144 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7145 argument - minimum threshold for number of iterations.
7146 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7147 argument to declaration.
7148 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7149 MIN_VECT_LOOP_BOUND.
7150 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7151 slpeel_tree_peel_loop_to_edge with additional argument.
7152 (vect_do_peeling_for_alignment): Likewise.
7153 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7155 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7161 2007-01-14 Jan Hubicka <jh@suse.cz>
7163 * tree-dfa.c (remove_referenced_var): New function.
7164 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7165 prune referenced vars list too.
7166 * tree-flow.h (remove_referenced_var): Declare.
7168 2007-01-14 Jan Hubicka <jh@suse.cz>
7170 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7172 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7173 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7174 * except.h (verify_eh_throw_table_statements): Kill prototype.
7175 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7176 into call exrepssions.
7177 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7179 * tree-cfg.c: Include pointer-set.h.
7180 (verify_node_sharing): Work on pointer set.
7181 (verify_eh_throw_stmt_node): New.
7182 (verify_stmts): Use pointers sets, verify throw_stmt.
7184 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7186 * ipa-reference.c (analyze_function): Consider also addresses taken
7189 2007-01-12 Roger Sayle <roger@eyesopen.com>
7191 * c-typeck.c (null_pointer_constant_p): Replace use of
7192 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7193 (build_c_cast): Likewise.
7195 2007-01-12 Roger Sayle <roger@eyesopen.com>
7197 * tree.h (force_fit_type_double): Remove unused final argument.
7198 * c-common.c (constant_expression_warning): Replace use of
7199 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7200 (convert_and_check): Likewise.
7201 (shorten_compare): Update call to force_fit_type_double.
7202 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7203 * convert.c (convert_to_pointer): Update call to
7204 force_fit_type_double.
7205 * fold-const.c (force_fit_type_double): Remove overflowed_const
7207 (int_const_binop, fold_convert_const_int_from_int,
7208 fold_convert_const_int_from_real, fold_div_compare,
7209 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7210 fold_abs_const, fold_not_const): Remove the final argument from
7211 calls to force_fit_type_double.
7213 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7215 * configure.ac: Set insn to "nop" for spu-*-* also.
7216 * configure: Regenerate.
7218 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7220 * builtins.def : Add BUILT_IN_FREE.
7222 2007-01-12 Jan Hubicka <jh@suse.cz>
7224 PR tree-optimization/30443
7225 * tree-inline.c (tree_function_versioning): Do not optimize when
7226 cloning for inlining.
7228 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7230 * doc/loop.texi: Document recording of loop exits.
7231 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7232 (update_single_exits_after_duplication,
7233 update_single_exit_for_duplicated_loop,
7234 update_single_exit_for_duplicated_loops): Removed.
7235 (duplicate_loop_to_header_edge): Do not call
7236 update_single_exits_after_duplication and
7237 update_single_exit_for_duplicated_loops.
7238 (loop_version): Do not update single_exit information.
7239 (fix_loop_structure): Use record_loop_exits instead of
7240 mark_single_exit_loops.
7241 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7242 the lists of loop exits.
7243 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7244 split_edge, merge_blocks): Update the lists of loop exits.
7245 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7246 loop_optimizer_init.
7247 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7248 of mark_single_exit_loops.
7249 (loop_optimizer_finalize): Call release_recorded_exits.
7250 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7251 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7252 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7253 update single exit information.
7254 * lambda-code.c (perfect_nestify): Ditto.
7255 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7256 (mark_single_exit_loops): Removed.
7257 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7258 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7259 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7261 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7262 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7263 (verify_loop_structure): Verify consistency of the exit lists.
7264 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7265 (set_single_exit): Removed.
7266 * cfgloop.h (struct loop_exit): New function.
7267 (struct loop): single_exit_ field replaced by exits field.
7268 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7269 (struct loops): Added exits hash.
7270 (mark_single_exit_loops, set_single_exit): Declaration removed.
7271 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7273 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7275 * doc/invoke.texi: Avoid use of @headitem.
7277 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7279 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7281 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7283 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7286 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7287 Richard Sandiford <richard@codesourcery.com>
7289 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7290 * config/m68k/m68k.opt: Resort options.
7291 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7293 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7294 Richard Sandiford <richard@codesourcery.com>
7296 * doc/invoke.texi: Document the macros that are defined by
7297 m68k's -mtune and -mhard-float options.
7298 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7299 (m68k_cpp_cpu_family): Likewise.
7300 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7301 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7302 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7303 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7304 (m68k_cpp_cpu_family): Likewise.
7306 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7309 macros besides mc68000 as tuning macros. Use a switch statement
7310 to set them and mcpu32.
7312 2007-01-12 Julian Brown <julian@codesourcery.com>
7314 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7315 (TARGET_68040_ONLY): Rename to...
7316 (TARGET_68040): ...this.
7317 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7318 * config/m68k/m68k.md: Likewise.
7320 2007-01-12 Julian Brown <julian@codesourcery.com>
7321 Nathan Sidwell <nathan@codesourcery.com>
7322 Richard Sandiford <richard@codesourcery.com>
7324 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7325 the -mcpu= argument associated with the --with-cpu setting.
7326 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7327 if different from the one implied by the -mcpu setting.
7328 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7329 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7330 * doc/invoke.texi: Mention ColdFire in the introduction to the
7331 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7332 -mno-div and -mhard-float options. Make -m68881 a synonym for
7333 -mhard-float. Document the previously-undocumented -m5206e,
7334 -m528x, -m5307 and -m5407 options. Tweak the existing option
7335 documentation for consistency.
7336 * doc/install.texi: Mention new --with-cpu arguments.
7337 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7338 default CPU if neither -mcpu nor -march are specified.
7339 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7340 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7341 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7342 using m68k_tune to decide between families that implement the
7343 same ISA. Use m68k_tune to set __mcfv4e__.
7344 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7345 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7346 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7347 (FL_ISA_C, FL_ISA_MMU): New macros.
7348 (MASK_COLDFIRE): Delete.
7349 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7350 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7351 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7352 (TARGET_HARD_FLOAT): Do not define here.
7353 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7354 (TUNE_68000): New macro.
7355 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7356 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7357 (TUNE_CFV2): Redefine in terms of m68k_tune.
7358 (uarch_type, target_device, fpu_type): New enums.
7359 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7360 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7361 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7362 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7363 (FL_FOR_isa_c): New macros.
7364 (m68k_isa): New enum.
7365 (m68k_target_selection): New structure.
7366 (all_devices, all_isas, all_microarchs): New tables.
7367 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7368 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7369 (MASK_ALL_CPU_BITS): Delete.
7370 (m68k_find_selection): New function.
7371 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7372 Map the legacy target options to a combination of the new ones.
7373 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7374 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7375 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7377 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7378 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7380 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7381 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7382 * config/m68k/m68k-devices.def: New file.
7384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7385 Nathan Sidwell <nathan@codesourcery.com>
7387 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7388 (SUBTARGET_EXTRA_SPECS): New macros.
7389 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7390 use %(asm_cpu_spec) instead.
7391 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7392 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7393 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7394 (EXTRA_SPECS): Rename to...
7395 (SUBTARGET_EXTRA_SPECS): ...this.
7397 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7398 Richard Sandiford <richard@codesourcery.com>
7399 Julian Brown <julian@codesourcery.com>
7401 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7402 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7403 to the configuration's default CPU.
7404 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7405 Remove default masks.
7406 (m680[012]0-*-*): Set the default with_cpu to the first part of
7408 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7409 (m68k*-*-linux): Extend the --with-cpu handling to...
7410 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7411 and m68010. Don't set target_cpu_default2.
7412 * doc/install.texi: Document --with-cpu for m68k.
7413 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7414 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7415 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7416 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7417 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7418 (ASM_SPEC): Remove use of %(asm_cpu_default).
7419 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7420 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7421 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7422 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7423 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7424 (TARGET_DEFAULT): Delete.
7425 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7426 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7427 (CPP_CPU_SPEC): Delete.
7428 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7429 the appropriate string.
7430 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7431 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7432 (ASM_SPEC): Don't use %(asm_default_spec).
7433 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7434 TARGET_DEFAULT and add MASK_68881.
7435 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7439 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7440 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7441 MASK_68010 alongside MASK_68020.
7442 * doc/invoke.texi: Document -m68010.
7443 * config/m68k/m68k.opt (m68010): New.
7444 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7446 (TUNE_68010): New macro.
7447 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7448 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7449 (M68K_CPU_m68332): Add MASK_68010.
7450 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7451 fallback definition.
7452 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7454 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7455 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7456 to all entries that use MASK_68020.
7457 (output_move_simode_const, output_move_himode, output_move_qimode)
7458 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7459 instead of TARGET_68020 to select clr behavior. Remove comment
7460 about there being no TARGET_68010.
7461 * config/m68k/m68k.md: Likewise throughout.
7463 2007-01-12 Julian Brown <julian@codesourcery.com>
7465 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7466 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7467 * config/m68k/m68k.md: Likewise.
7469 2007-01-12 Julian Brown <julian@codesourcery.com>
7471 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7472 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7474 2007-01-12 Julian Brown <julian@codesourcery.com>
7476 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7477 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7478 * config/m68k/m68k.md: Likewise.
7480 2007-01-12 Julian Brown <julian@codesourcery.com>
7481 Richard Sandiford <richard@codesourcery.com>
7483 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7484 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7485 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7487 (TARGET_CPU32): Rename to...
7488 (TUNE_CPU32): ...this.
7489 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7490 (TUNE_CFV2): New macros.
7491 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7492 remove conditions that are implied by TARGET_68020.
7493 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7494 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7495 (m68k_output_function_epilogue): Likewise.
7496 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7497 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7498 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7499 non-68000 timings. Refactor multiplication and division costs.
7500 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7501 TUNE_CPU32 instead of TARGET_CPU32.
7502 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7503 and TUNE_68060 instead of TARGET_68060.
7504 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7505 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7507 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7508 && !TARGET_COLDFIRE" to choose between moveq and clr.
7509 Likewise in the unnamed movsf pattern.
7510 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7511 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7514 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7516 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7517 of tabbing before backslashes.
7519 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7521 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7522 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7523 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7525 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7527 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7528 find_interesting_uses_cond.
7529 (find_interesting_uses_cond): Use extract_cond_operands.
7530 (rewrite_use_compare): Use extract_cond_operands and
7531 force_gimple_operand_bsi. Do not call update_stmt.
7532 (determine_use_iv_cost_condition): Use extract_cond_operands.
7533 Return cheaper of using original bound and changing the exit bound.
7535 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7537 PR tree-optimization/29516
7538 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7539 most_expensive_mult_to_index, addr_to_parts,
7540 create_mem_ref, maybe_fold_tmr): Make the type of
7541 fields of TARGET_MEM_REF sizetype.
7542 (move_fixed_address_to_symbol, move_pointer_to_base):
7544 * tree.def (TARGET_MEM_REF): Add comment on types of
7547 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7549 * c-common.c (vector_types_convertible_p): Treat opaque types as
7550 always convertible if they have the same size, but not otherwise.
7552 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7554 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7555 Remove the b_unconditional field.
7556 (noce_try_sign_mask): Do not look at b_unconditional.
7557 (noce_process_if_block): Do not use merge_if_blocks. Update
7558 the CFG here. Do not set b_unconditional.
7559 (cond_move_process_if_block): Likewise.
7560 (find_cond_trap): Likewise.
7561 (check_cond_move_block): Require simple jump insns at the end
7564 2007-01-11 Jan Hubicka <jh@suse.cz>
7566 PR tree-optimization/1046
7567 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7568 when alias info is not ready.
7569 (pass_tail_recursion): Do not require aliasing.
7570 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7571 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7572 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7573 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7574 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7575 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7576 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7578 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7579 When aliasing is not build, mark statement as volatile.
7581 2007-01-11 Tom Tromey <tromey@redhat.com>
7583 PR preprocessor/15185, PR preprocessor/20989:
7584 * doc/cppopts.texi <-MT>: Update description of algorithm for
7585 computing default target.
7586 <-M, -MD>: Reword "basename" text.
7588 2007-01-11 Roger Sayle <roger@eyesopen.com>
7590 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7591 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7592 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7593 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7594 fold_builtin_bswap, real_constp, fold_builtin_pow,
7595 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7596 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7597 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7598 * convert.c (convert_to_pointer): Likewise.
7599 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7600 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7601 const_binop, fold_convert_const_int_from_int,
7602 fold_convert_const_int_from_real,
7603 fold_convert_const_real_from_real, sign_bit_p,
7604 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7605 fold_sign_changed_comparison, fold_unary, fold_comparison,
7606 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7607 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7608 * print-tree.c (print_node_brief, print_node): Likewise.
7609 * stor-layout.c (place_field, layout_type): Likewise.
7610 * tree-chrec.c (keep_cast): Likewise.
7611 * tree.c (build_vector, build_real, build_real_from_int_cst,
7612 build_complex): Likewise.
7614 2007-01-11 Roger Sayle <roger@eyesopen.com>
7616 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7617 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7619 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7621 * configure.ac (strict1_warn): Rename to strict_warn.
7622 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7623 cc_set_by_configure, quoted_cc_set_by_configure,
7624 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7625 all_boot_languages, all_stagestuff): Remove.
7626 (target_list): Remove bootstrap targets.
7627 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7628 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7629 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7630 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7631 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7632 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7633 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7634 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7635 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7636 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7637 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7638 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7639 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7640 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7641 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7642 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7643 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7644 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7645 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7646 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7647 (mostlyclean): Adjust.
7648 (clean, distclean): Don't mention bootstrap stuff.
7649 * configure: Regenerate.
7650 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7651 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7652 treelang/config-lang.in (stagestuff): Remove.
7653 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7654 stageprofile, stagefeedback, stagestuff): Remove mention.
7656 2007-01-11 Nick Clifton <nickc@redhat.com>
7658 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7660 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7661 (mcore_arith_K_S_operand): Run the test for the S constraint not
7662 the test for the M constraint.
7663 (mcore_addsub_operand): Do not accept integer values that are
7664 larger than 32 bits.
7665 * config/mcore/mcore.md: Remove unused constraints from split.
7666 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7668 (allocate_stack): Likewise.
7669 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7670 operands to 32 bits.
7671 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7673 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7674 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7675 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7676 mcore_output_bclri, mcore_output_andn, output_inline_const,
7677 mcore_output_move, mcore_output_movedouble): Likewise.
7678 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7679 (output_inline_const): Likewise.
7680 (output_inline_const): Fix format strings used in sprintf
7682 * config/mcore/mcore-protos.h: Update prototypes for changed
7683 functions in mcore.c.
7684 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7685 HOST_WIDE_INT and not int.
7686 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7687 CONST_OK_FOR_N): Likewise.
7688 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7689 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7692 2007-01-10 Jan Hubicka <jh@suse.cz>
7694 * tree-vrp.c (remove_range_assertions): Release defs.
7695 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7696 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7698 2007-01-10 Paul Brook <paul@codesourcery.com>
7700 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7701 * config/arm/arm.md (mulsi3subsi): New insn.
7703 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7705 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7706 (tree_transform_and_unroll_loop): New.
7707 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7710 2007-01-10 Robert Kennedy <jimbob@google.com>
7712 * fold-const.c (fold_comparison): Fold comparisons like (x *
7713 1000 < 0) to (x < 0).
7715 2007-01-10 Ian Lance Taylor <iant@google.com>
7717 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7718 operands have the same priority.
7720 2007-01-10 Tom Tromey <tromey@redhat.com>
7722 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7723 (fold_binary): Likewise.
7724 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7725 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7726 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7727 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7728 * langhooks.h (struct lang_hooks): Removed field
7729 'can_use_bit_fields_p'.
7731 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7733 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7735 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7737 * function.c (get_last_funcdef_no): New function.
7738 * function.h (get_last_funcdef_no): Declare.
7739 * tree-inline.c (initialize_cfun): Add initialization.
7740 (tree_function_versioning): Cleanup.
7742 2007-01-10 Jan Hubicka <jh@suse.cz>
7744 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7747 2007-01-10 Sa Liu <saliu@de.ibm.com>
7748 Ben Elliston <bje@au.ibm.com>
7750 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7751 for SAVE_NONLOCAL and Pmode for any other save level.
7752 * spu-protos.h (spu_restore_stack_block): Declare.
7753 * spu.md (save_stack_block): Remove.
7754 (restore_stack_block): Call spu_restore_stack_block.
7755 * spu.c (spu_restore_stack_block): New function.
7756 (spu_expand_epilogue): Remove old comment.
7758 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7760 PR tree-optimization/30322
7761 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7762 (cand_value_at): Return the value as aff_tree.
7763 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7764 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7765 aff_combination_mult): New functions.
7766 (aff_combination_add): Use aff_combination_add_cst.
7767 (aff_combination_convert): Allow conversions to a wider type.
7768 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7769 * tree-affine.h (aff_combination_mult): Declare.
7771 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7773 * doc/tm.texi: Update documentation to reflect reality of exec
7774 and start file search behaviours. Update copyright year.
7775 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7776 header file directories.
7778 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7780 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7781 (*cosxf2): Rename to cosxf2_i387.
7782 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7783 using X87MODEF12 mode macro. Rename patterns to
7784 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7786 (*cosdf2, *cossf2): Ditto.
7787 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7788 to match extended input operands.
7789 (sincos<mode>3): New expander.
7790 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7791 insn patterns and corresponding splitters.
7793 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7795 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7796 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7798 2007-01-09 Nicolas Pitre <nico@cam.org>
7801 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7803 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7805 * target.h (struct gcc_target): New field library_rtti_comdat.
7806 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7807 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7808 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7809 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7811 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7813 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7815 2007-01-08 Richard Guenther <rguenther@suse.de>
7817 * tree.h (force_fit_type_double): Export.
7818 (force_fit_type): Remove.
7819 * fold-const.c (force_fit_type_double): New function.
7820 (force_fit_type): Remove.
7821 (int_const_binop): Use it.
7822 (fold_convert_const_int_from_int): Likewise.
7823 (fold_convert_const_int_from_real): Likewise.
7824 (fold_div_compare): Likewise.
7825 (fold_sign_changed_comparison): Likewise.
7826 (fold_unary): Likewise.
7827 (fold_negate_const): Likewise.
7828 (fold_abs_const): Likewise.
7829 (fold_not_const): Likewise.
7830 * c-common.c (shorten_compare): Use force_fit_type_double.
7831 * convert.c (convert_to_pointer): Likewise.
7833 2007-01-08 Richard Guenther <rguenther@suse.de>
7835 * tree.h (build_int_cst_wide_type): Export.
7836 * tree.c (build_int_cst_wide_type): New function.
7837 (build_int_cst_wide): Fix comment.
7838 * builtins.c (fold_builtin_object_size): Use build_int_cst
7839 to build -1 or 0 of the correct type. Use fit_double_type
7840 to check for overflow.
7841 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7843 (decode_field_reference): Likewise.
7844 (all_ones_mask_p): Likewise.
7845 (native_interpret_int): Use build_int_cst_wide_type.
7846 (fold_binary): Use build_int_cst_type to build an all-ones
7848 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7850 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7852 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7854 2007-01-09 Ben Elliston <bje@au.ibm.com>
7856 * genautomata.c (STATS_OPTION): New option.
7857 (stats_flag): New flag.
7858 (gen_automata_option): Handle it.
7859 (initiate_automaton_gen): Ditto.
7860 (write_automata): Output statistics only if stats_flag is
7861 set. Likewise, output time statistics only if time_flag is set.
7862 * doc/md.texi (Processor pipeline description): Document new flag.
7864 2007-01-08 Richard Guenther <rguenther@suse.de>
7866 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7867 * tree.c (build_int_cst_type): Likewise.
7868 (size_in_bytes): Don't call force_fit_type on the result.
7869 (int_fits_type_p): Use fit_double_type.
7870 * fold-const.c (fit_double_type): New function.
7871 (force_fit_type): Use it.
7872 * tree.h (fit_double_type): Export.
7874 2007-01-08 Jan Hubicka <jh@suse.cz>
7876 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7877 * ipa.c (function_and_variable_visibility): Fix return type.
7879 2007-01-08 Richard Guenther <rguenther@suse.de>
7881 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7882 of offset to build the index.
7883 * tree-pretty-print.c (dump_generic_node): Don't build negated
7884 const just for printing.
7885 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7886 * builtins.c (fold_builtin_int_roundingfn): Check if result
7887 fits the type by using force_fit_type and comparing the result.
7888 * predict.c (predict_loops): Use compare_tree_int for comparison.
7889 * tree.c (build_int_cst): Fall back to integer_type_node for
7891 (build_int_cst_wide): Assert type is non-null.
7893 2007-01-08 Roberto Costa <roberto.costa@st.com>
7895 * tree-vrp.c (extract_range_from_cond_expr): New.
7896 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7897 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7899 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7900 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7901 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7902 used as expressions.
7903 * tree-object-size.c (cond_expr_object_size): New.
7904 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7906 2007-01-08 Jan Hubicka <jh@suse.cz>
7908 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7909 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7912 2007-01-08 Richard Guenther <rguenther@suse.de>
7914 PR tree-optimization/23603
7915 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7916 (extract_range_from_binary): Fall back to truthvalue instead of
7917 varying for TRUTH_*_EXPR.
7918 (extract_range_from_comparison): Fall back to truthvalue instead of
7920 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7921 if all visited PHI values were constant.
7923 2007-01-08 Jan Hubicka <jh@suse.cz>
7925 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7926 (cgraph_analyze_function): break out from ...
7927 (cgraph_finalize_compilation_unit): ... here.
7928 (cgraph_expand_function): Remove forgoten commented out line.
7929 (cgraph_optimize): Analyze functions.
7931 2007-01-08 Jan Hubicka <jh@suse.cz>
7933 * tree-pas.h (TODO_remove_function): New flag.
7934 (TODO_update*): Renumber.
7935 (pass_ipa_increase_alignment,
7936 pass_ipa_function_and_variable_visibility): New passes.
7937 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7938 (cgraph_function_and_variable_visibility): Move to ipa.c
7939 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7940 cgraph_increase_alignment.
7941 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7942 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7943 calling tree-inline.
7944 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7945 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7946 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7947 (gate_increase_alignment): New function.
7948 (pass_ipa_increase_alignment): New pass.
7949 * ipa.c: Inline tree-pass.h and timevar.h
7950 (function_and_variable_visibility): Move here from cgraphunit.c
7951 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7952 * passes.c (init_optimization_passes): Add the two new passes.
7953 (execute_todo): Handle cgraph_remove_functions.
7955 2007-01-08 Nick Clifton <nickc@redhat.com>
7957 * config/frv/predicates.md (reg_or_0_operand): Accept
7960 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7962 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7963 * config.gcc: Add bfin*-rtems*.
7965 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7967 * c.opt: Add -flax-vector-conversions.
7968 * c-typeck.c (convert_for_assignment): Pass flag to
7969 vector_types_convertible_p to allow emission of note.
7970 (digest_init): Likewise.
7971 * c-opts.c: Handle -flax-vector-conversions.
7972 * c-common.c (flag_lax_vector_conversions): New.
7973 (vector_types_convertible_p): Unless -flax-vector conversions
7974 has been passed, disallow conversions between vectors with
7975 differing numbers of subparts and/or element types. If such
7976 a conversion is disallowed, possibly emit a note on the first
7977 occasion only to inform the user of -flax-vector-conversions.
7978 The new last argument specifies this.
7979 * c-common.h (flag_lax_vector_conversions): New.
7980 (vector_types_convertible_p): Add extra argument.
7981 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7982 char_type_node for V*QI type vectors.
7983 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7984 Update to satisfy new typechecking rules.
7985 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7987 * doc/invoke.texi (C Dialect Options): Document
7988 -flax-vector-conversions.
7990 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7992 PR tree-optimization/29877
7993 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7994 a register variable on the RHS to not be replaceable.
7996 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7997 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7998 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7999 const_simm15, const_pow2, const_npow2): Added.
8000 * config/score/misc.md (insv, extv, extzv, movmemsi,
8001 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8002 * config/score/score.c (score_address_cost, score_select_cc_mode):
8004 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8005 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8006 Update score_print_operand.
8007 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8008 Adjust register allocate order and update some macro define.
8009 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8010 mdx_block_move_straight, mdx_block_move_loop_head,
8011 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8012 mdx_block_move): Added.
8013 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8014 mdp_limm): Updated and fix some bug and typo.
8015 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8016 (movsf, movdf, doloop_end): Added.
8018 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8020 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8021 config/arm/thumb2.md: Fix comment typos.
8022 * doc/extend.texi: Fix a typo.
8024 2007-01-07 Eric Christopher <echristo@apple.com>
8026 * configure.ac: Check for __stack_chk_fail for darwin.
8027 * configure: Regenerate.
8029 2007-01-07 Richard Guenther <rguenther@suse.de>
8031 * tree-vrp.c (extract_range_from_assert): CSE calls to
8032 compare_values where possible.
8033 (extract_range_from_unary_expr): Likewise.
8035 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8037 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8038 * config/avr/avr.c (call_insn_operand): Delete function.
8039 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8040 instead of register number. Use predicates.
8041 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8042 call_insn_operand): Add.
8044 2007-01-06 Jan Hubicka <jh@suse.cz>
8046 * tree-pass.h (pass_build_cgraph_edges): Declare.
8047 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8048 (visited_nodes): Remove.
8049 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8050 build_cgrpah_edges; make visited_nodes local.
8051 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8052 (record_references_in_initializer): Move to cgraphbuild.c
8053 (initialize_inline_failed, rebuild_cgraph_edges,
8054 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8055 (verify_cgraph_node): Make visited_nodes local.
8056 (cgraph_analyze_function): Do not call cgraph_create_edges and
8057 initialize_inline_failed.
8058 (cgraph_expand_function): Do not call cgraph_lower_function;
8059 assert that function is already lowered.
8060 * Makefile.in (cgraphbuild.o): New.
8061 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8062 at the end of lowering passes.
8064 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8066 * ifcvt.c (cond_move_convert_if_block): New function, code
8067 factored out from...
8068 (cond_move_process_if_block): ...here. Call the new function
8069 on the THEN and ELSE blocks.
8070 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8071 already takes care of this.
8073 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8076 * tree.h (TREE_OVERFLOW_P): New.
8077 * c-typeck.c (parser_build_unary_op): Warn only if result
8078 overflowed and operands did not.
8079 (parser_build_binary_op): Likewise.
8080 (convert_for_assignment): Remove redundant overflow_warning.
8081 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8083 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8085 * c-typeck.c (store_init_value): Split over two lines to follow
8086 the GNU coding style.
8088 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8090 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8091 __GXX_EXPERIMENTAL_CXX0X__.
8092 * doc/cpp.texi: Same.
8094 2007-01-05 Richard Guenther <rguenther@suse.de>
8097 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8098 with mismatched types. Instead explicitly build a
8099 conversion NOP_EXPR.
8101 2007-01-05 Ian Lance Taylor <iant@google.com>
8103 * c-common.c (decl_with_nonnull_addr_p): New function.
8104 (c_common_truthvalue_conversion): Call it.
8105 * c-typeck.c (build_binary_op): Likewise.
8106 * c-common.h (decl_with_nonnull_addr_p): Declare.
8108 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8111 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8114 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8116 * doc/install.texi (Final install): Document the fact that
8117 the GNAT runtime should not be stripped.
8119 2007-01-04 Jan Hubicka <jh@suse.cz>
8121 * tree-inline.c (fold_marked_statements): Update operand caches
8122 and EH after folding
8124 2007-01-04 Ian Lance Taylor <iant@google.com>
8126 * c-common.c (check_function_nonnull): Whitespace fix.
8128 2007-01-04 Jan Hubicka <jh@suse.cz>
8130 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8131 comitted older version of patch.
8132 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8133 function, celanup cfg and collect garbage.
8135 2007-01-04 Mike Stump <mrs@apple.com>
8137 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8140 2007-01-04 Eric Christopher <echristo@apple.com>
8142 * libgcc2.c (__bswapsi2): Use SItype.
8143 (__bswapdi2): Use DItype.
8144 * libgcc2.h: Update for above.
8146 2007-01-04 Paul Brook <paul@codesourcery.com>
8148 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8149 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8150 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8151 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8152 umulsi3_highpart): Make conditional on !arm_arch6.
8153 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8154 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8155 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8156 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8157 umulsi3_highpart_v6): New insns.
8159 2007-01-04 Roger Sayle <roger@eyesopen.com>
8161 * fold-const.c (fold_convert): When casting an expression to void,
8162 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8163 have a type. Instead of attempting to build a NOP_EXPR, return
8164 these "special" trees directly.
8166 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8168 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8169 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8170 rs6000_cost->fp not 0 as adjustment for outer NEG.
8172 2007-01-04 Jan Hubicka <jh@suse.cz>
8174 * cgraph.c (cgraph_release_function_body): New function.
8175 (cgraph_remove_node): Use it.
8176 * cgraph.h (cgraph_release_function_body): Declare.
8177 * cgraphunit.c (cgraph_expand_function): Use it.
8178 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8179 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8180 is initialized and while compilation of other function is running.
8181 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8182 statement CFG annotations from here to ...
8183 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8185 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8187 * cfgloop.h (enum li_flags): Make the constants powers of two.
8189 2007-01-04 Jan Hubicka <jh@suse.cz>
8191 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8193 (fold_marked_statements): New function.
8194 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8195 * tree-inline.h (copy_body_data): Add statements_to_fold.
8197 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8199 * config.gcc: Mention libgcc/config.host.
8200 * Makefile.in: Update comments mentioning libgcc.
8201 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8202 (all.cross, start.encap, rest.encap, rest.cross): Update
8203 dependencies for libgcc move.
8204 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8205 (clean-target, clean-target-libgcc): Delete.
8206 (srcdirify, GCC_EXTRA_PARTS): New macros.
8207 (libgcc-support, libgcc.mvars): New rules.
8208 (distclean): Remove mention of mklibgcc.
8209 (install): Don't reference INSTALL_LIBGCC.
8210 (install-common): Don't reference EXTRA_PARTS.
8211 (install-libgcc, install-multilib): Delete rules.
8212 * mklibgcc.in: Delete file.
8213 * doc/configfiles.texi: Don't mention mklibgcc.
8215 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8216 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8217 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8218 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8219 (mklibgcc, ldblspecs): Likewise.
8221 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8222 (posixpre.def): Use $(T).
8223 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8224 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8225 (SHLIB_LINK): Make dummy.
8226 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8228 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8230 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8231 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8232 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8233 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8235 * configure.ac (all_outputs): Remove mklibgcc.
8236 * configure: Regenerated.
8238 2007-01-03 Josh Conner <jconner@apple.com>
8241 * calls.c (compute_argument_addresses): Set stack and stack_slot
8242 for partial args, too.
8243 (store_one_arg): Use locate.size.constant for the size when
8244 generating a save_area.
8246 2007-01-03 Robert Kennedy <jimbob@google.com>
8248 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8249 whose definitions are deleted due to basic block merging.
8251 2007-01-03 Paul Brook <paul@codesourcery.com>
8254 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8256 (use_return_insn): Return 0 for Thumb interrupt functions.
8257 (print_multi_reg): Add rfe argument for IRQ returns.
8258 (arm_output_epilogue): Pop interrupt return address directly into PC.
8259 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8261 2007-01-03 Paul Brook <paul@codesourcery.com>
8263 Merge from sourcerygxx-4_1.
8264 * config/arm/thumb2.md: New file.
8265 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8267 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8268 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8269 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8270 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8272 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8273 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8275 * config/arm/ieee754-sf.S: Ditto.
8276 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8277 (thumb1_base_register_rtx_p): ... to this.
8278 (thumb_index_register_rtx_p): Rename...
8279 (thumb1_index_register_rtx_p): ... to this.
8280 (thumb_output_function_prologue): Rename...
8281 (thumb1_output_function_prologue): ... to this.
8282 (thumb_legitimate_address_p): Rename...
8283 (thumb1_legitimate_address_p): ... to this.
8284 (thumb_rtx_costs): Rename...
8285 (thumb1_rtx_costs): ... to this.
8286 (thumb_compute_save_reg_mask): Rename...
8287 (thumb1_compute_save_reg_mask): ... to this.
8288 (thumb_final_prescan_insn): Rename...
8289 (thumb1_final_prescan_insn): ... to this.
8290 (thumb_expand_epilogue): Rename...
8291 (thumb1_expand_epilogue): ... to this.
8292 (arm_unwind_emit_stm): Rename...
8293 (arm_unwind_emit_sequence): ... to this.
8294 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8295 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8296 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8297 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8298 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8299 thumb2_output_casesi): New functions.
8300 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8301 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8302 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8303 THUMB2_WORK_REGS): Define.
8304 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8305 arm_condexec_mask, arm_condexec_masklen)): New variables.
8306 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8307 (arm_override_options): Check new CPU capabilities.
8308 Set new architecture flag variables.
8309 (arm_isr_value): Handle v7m interrupt functions.
8310 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8312 (const_ok_for_arm): Handle Thumb-2 constants.
8313 (arm_gen_constant): Ditto. Use movw when available.
8314 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8316 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8317 (thumb_find_work_register, arm_load_pic_register,
8318 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8319 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8320 print_multi_reg, output_mov_long_double_fpa_from_arm,
8321 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8322 output_mov_double_fpa_from_arm, output_move_double,
8323 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8324 output_return_instruction, arm_output_function_prologue,
8325 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8326 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8327 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8328 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8329 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8330 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8332 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8333 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8334 (arm_file_start): Output directive for unified syntax.
8335 (arm_unwind_emit_set): Handle stack alignment instruction.
8336 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8337 Add v6t2, v7, v7a, v7r and v7m.
8338 (RETLDM): Add Thumb-2 code.
8339 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8340 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8341 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8342 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8343 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8344 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8345 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8346 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8347 ADJUST_INSN_LENGTH): Define.
8348 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8349 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8350 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8351 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8352 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8353 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8354 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8355 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8356 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8357 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8358 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8359 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8360 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8361 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8362 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8363 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8364 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8366 * config/arm/arm-tune.md: Regenerate.
8367 * config/arm/arm-protos.h: Update prototypes.
8368 * config/arm/vfp.md: Enable patterns for Thumb-2.
8369 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8370 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8371 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8372 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8373 * config/arm/libunwind.S: Add Thumb-2 code.
8374 * config/arm/constraints.md: Update include Thumb-2.
8375 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8376 * config/arm/ieee754-df.S: Ditto.
8377 * config/arm/bpabi.S: Ditto.
8378 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8379 * config/arm/predicates.md (low_register_operand,
8380 low_reg_or_int_operand, thumb_16bit_operator): New.
8381 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8382 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8383 * config/arm/t-arm-elf: Add armv7 multilib.
8384 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8386 (UNSPEC_STACK_ALIGN, ce_count): New.
8387 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8388 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8390 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8391 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8392 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8393 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8394 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8395 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8397 * doc/extend.texi: Document ARMv7-M interrupt functions.
8398 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8400 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8402 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8403 (struct _Unwind_Context): Rename args_size to flags, remove
8404 signal_frame field, add a new args_size field and version field.
8405 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8406 _Unwind_IsExtendedContext): New inline functions.
8407 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8408 Assume by_value array is only present if _Unwind_IsExtendedContext.
8409 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8410 _Unwind_IsSignalFrame.
8411 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8412 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8413 (uw_init_context_1): Initialize context->flags to
8414 EXTENDED_CONTEXT_BIT.
8415 * config/rs6000/linux-unwind.h (frob_update_context): Use
8416 _Unwind_SetSignalFrame.
8418 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8421 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8422 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8425 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8427 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8428 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8429 RET, AT_SP): Remove.
8430 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8433 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8434 * cfgbuild.c (find_basic_blocks): Likewise.
8435 * cfgrtl.c (rtl_create_basic_block): Likewise.
8436 * function.c (temp_slots_at_level): Likewise.
8437 * reg-stack.c (stack_regs_mentioned): Likewise.
8438 * regclass.c (allocate_reg_info): Likewise.
8439 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8440 set_bb_for_stmt, move_block_to_fn): Likewise.
8441 * tree-complex.c (tree_lower_complex): Likewise.
8442 * vec.h (VEC_safe_grow_cleared): New.
8444 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8446 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8448 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8449 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8451 * cfgloopmanip.c (scale_loop_frequencies): Export.
8452 (loopify): Scale the frequencies by prescribed coefficients.
8453 (set_zero_probability): New function.
8454 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8455 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8456 and frequencies according to arguments.
8457 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8459 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8460 * modulo-sched.c (sms_schedule): Set probabilities for entering
8461 versioned loop correctly.
8462 * tree-vect-transform.c (vect_transform_loop): Ditto.
8463 * cfgloop.h (loopify, loop_version): Declaration changed.
8464 (scale_loop_frequencies): Declared.
8466 2007-01-02 Jan Hubicka <jh@suse.cz>
8468 * cgraph.c: Include tree-flow.h
8469 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8471 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8472 * tree-pass.h (pass_all_early_optimizations): Declare.
8473 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8475 (cgraph_analyze_function): Do early_local_passes.
8476 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8477 Do not add referenced vars.
8478 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8480 (gate_all_early_local_passes): New gate.
8481 (pass_early_local_passes): Use new gate.
8482 (execute_early_local_optimizations): New functions.
8483 (gate_all_early_optimizations): New gate.
8484 (pass_all_early_optimizations): New pass.
8485 (execute_free_datastructures): Free SSA only when initialized.
8486 (gate_init_datastructures): Init only when optimizing.
8487 (tree_lowering_passes): Do early local passes when called late.
8488 * tree-profile.c (do_tree_profiling): Don't profile functions added
8490 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8491 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8493 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8494 during early_local_passes.
8495 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8498 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8500 * Makefile.in: Update copyright year.
8502 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8504 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8505 in $(lang_checks) and check-consistency targets.
8507 2007-01-02 Jan Hubicka <jh@suse.cz>
8509 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8510 Do not add referenced vars.
8511 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8513 * passes.c (init_optimization_passes): Put mudflap_2 after
8514 free_datastructures.
8516 2007-01-02 Jan Hubicka <jh@suse.cz>
8518 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8519 Set NOTHROW flag on call statements proved to be nothrow.
8520 Update statement of local calls so new pure/const functions are
8521 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8523 (tree_rest_of_compilation): Register hooks and initialize bitmap
8524 early. Do not set after_inlining flag.
8526 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8528 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8529 HOST_BITS_PER_LONGLONG
8531 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8534 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8535 warning for non-static initializers.
8537 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8539 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8540 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8541 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8542 Always use set_unique_reg_note to add REG_EQUAL notes.
8544 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8547 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8549 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8550 * cfgbuild.c (find_basic_blocks): Likewise.
8551 * cfgrtl.c (rtl_create_basic_block): Likewise.
8552 * function.c (temp_slots_at_level): Likewise.
8553 * reg-stack.c (stack_regs_mentioned): Likewise.
8554 * regclass.c (allocate_reg_info): Likewise.
8555 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8556 set_bb_for_stmt, move_block_to_fn): Likewise.
8557 * tree-complex.c (tree_lower_complex): Likewise.
8558 * vec.h (VEC_safe_grow_cleared): New.
8560 2007-01-02 Ian Lance Taylor <iant@google.com>
8562 * c-common.c (c_common_truthvalue_conversion): When warning about
8563 using an assignment as a truth value, set TREE_NO_WARNING.
8565 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8568 * c.opt (Wold-style-declaration): New.
8569 * doc/invoke.texi (C-only Warning Options): New.
8570 (Wold-style-declaration): Document it.
8571 (Wextra): Enabled by -Wextra.
8572 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8573 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8574 -Wold-style-declaration.
8576 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8578 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8579 * cfgbuild.c (find_basic_blocks): Likewise.
8580 * cfgrtl.c (rtl_create_basic_block): Likewise.
8581 * function.c (temp_slots_at_level): Likewise.
8582 * reg-stack.c (stack_regs_mentioned): Likewise.
8583 * regclass.c (allocate_reg_info): Likewise.
8584 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8585 set_bb_for_stmt, move_block_to_fn): Likewise.
8586 * tree-complex.c (tree_lower_complex): Likewise.
8587 * vec.h (VEC_safe_grow_cleared): New.
8589 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8591 * c-common.c (c_common_nodes_and_builtins): Since variants of
8592 void_type_node get built before it is given a name, we need to
8593 give those variants the name, too.
8594 (complete_array_type): We need to work with the canonical main
8595 type of the array, from which we will build the qualified version.
8596 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8597 * print-tree.c (print_node): Display canonical type information
8599 * stor-layout.c (layout_type): When we don't know the
8600 alignment of a type for which we're building an array, we end up
8601 guessing wrong, so make the type require structural equality.
8602 * tree.c (make_node_stat): When we build a new type, it is its
8604 (build_type_attribute_qual_variant): When building an attribute
8605 variant, its canonical type is the non-attribute variant. However,
8606 if the attributes are target-dependent and they differ, we need to
8607 use structural equality checks for this type.
8608 (build_qualified_type): A qualified type is not equivalent to its
8609 unqualified variant; set the canonical type appropriately.
8610 (build_distinct_type_copy): When building a distinct type from
8611 another type, the new type is its own canonical type.
8612 (build_variant_type_copy): When building a new type variant, we
8613 assume that it is equivalent to the original type.
8614 (build_pointer_type_for_mode): When building a pointer type, also
8615 build a canonical type pointer.
8616 (build_reference_type_for_mode): When building a reference type,
8617 also build a canonical type reference.
8618 (build_index_type): When we can't hash an index type (e.g.,
8619 because its maximum value is negative), the index type requires
8620 structural equality tests.
8621 (build_array_type): Build the canonical form of an array type.
8622 (build_function_type): Function types require structural equality,
8623 because they contain default arguments, attributes, etc.
8624 (build_method_type_directly): Ditto for method types.
8625 (build_offset_type): Build the canonical offset type.
8626 (build_complex_type): Build the canonical vector type.
8627 (make_vector_type): Build the canonical vector type.
8628 * tree.h (TYPE_CANONICAL): New.
8629 (TYPE_STRUCTURAL_EQUALITY_P): New.
8630 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8631 (struct tree_type): Added "canonical" field.
8632 * params.h (VERIFY_CANONICAL_TYPES): New.
8633 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8634 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8635 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8636 * doc/invoke.texi (verify-canonical-types): Document --param
8637 parameter for verifying canonical types.
8639 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8641 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8642 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8643 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8644 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8646 * config/rs6000/e500.h: New.
8647 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8648 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8650 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8651 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8652 TARGET_E500_DOUBLE): Remove.
8653 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8654 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8655 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8656 * config/rs6000/rs6000.c (rs6000_override_options): Use
8659 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8661 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8662 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8663 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8664 rs6000_emit_cmove): Don't check TARGET_E500.
8665 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8666 sordered): Don't check TARGET_E500.
8668 2007-01-01 Eric Christopher <echristo@apple.com>
8670 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8671 HARD_REGISTER_NUM_P.
8673 2007-01-01 Roger Sayle <roger@eyesopen.com>
8675 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8676 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8677 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8680 2007-01-01 Mike Stump <mrs@apple.com>
8682 * configure.ac: Remove support for building with Apple's gcc-3.1.
8684 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8687 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8688 REG is a hard register. Do not modify REG before calling
8690 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8691 multiple of the size of YMODE for certain lowpart cases.
8693 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8696 * gimplify (voidify_wrapper_expr): Update for
8699 2007-01-01 Andreas Schwab <schwab@suse.de>
8702 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8703 save of BR0 in extra_spill_size instead of spill_size.
8704 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8706 (ia64_expand_epilogue): Restore BR0 from its new location.
8708 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8710 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8711 Use a temporary variable if the left hand side is not a gimple
8714 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8716 * gimplify.c (gimplify_return_expr): Make the temporary variable
8717 for the return expression, a gimple register variable.
8719 2007-01-01 Jan Hubicka <jh@suse.cz>
8721 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8724 2007-01-01 Mike Stump <mrs@apple.com>
8726 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8728 * config/darwin.c (machopic_select_rtx_section): Use
8730 (darwin_mergeable_constant_section): Likewise.
8731 * configure: Regenerate.
8732 * config.in: Regenerate.
8734 2007-01-01 Jan Hubicka <jh@suse.cz>
8735 Andrew Pinski <pinskia@gmail.com>
8737 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8738 before starting IPA passes.