1 2007-03-19 Andrew Haley <aph@redhat.com>
3 PR tree-optimization/31264
4 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9 PR rtl-optimization/30907
10 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
11 (fwprop_init): Always call loop_optimizer_initialize.
12 (fwprop_done): Always call loop_optimizer_finalize.
13 (fwprop): We always have loop info now.
14 (gate_fwprop_addr): Remove.
15 (pass_fwprop_addr): Use gate_fwprop as gate.
17 PR rtl-optimization/30841
18 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19 df_chain_alloc): Call df_reorganize_refs unconditionally.
20 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21 refs_organized to refs_organized_size.
22 (df_ref_create_structure): Use refs_organized_size instead of
23 bitmap_size if refs had been organized, and keep refs_organized_size
25 * df.h (struct df_ref_info): Change refs_organized to
27 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
30 2007-03-19 Mark Mitchell <mark@codesourcery.com>
32 * except.c (output_function_exception_table): Do not reference the
33 EH personality routine for functions that do not require an
36 2007-03-20 Jakub Jelinek <jakub@redhat.com>
39 * c-typeck.c (convert_for_assignment): Call comptypes for
40 RECORD_TYPE or UNION_TYPE.
43 * reload1.c (reload): Do invalid ASM checking after
44 cleanup_subreg_operands.
46 2007-03-19 Jeff Law <law@redhat.com>
48 * tree-cfg.c (find_taken_edge): Tighten conditions for
49 optimizing computed gotos.
51 2007-03-19 Michael Matz <matz@suse.de>
53 * builtins.c (expand_builtin_sync_operation,
54 expand_builtin_compare_and_swap,
55 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
58 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
59 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
62 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
64 * doc/tm.texi: Add brackets around the return type of
65 TARGET_SECONDARY_RELOAD.
67 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
68 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/31254
71 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
72 Use handled_component_p () where appropriate. Continue
73 propagating into the rhs if we propagated into an INDIRECT_REF
76 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
78 * config/s390/s390.md (op_type attribute): RRR instruction type added.
79 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
80 (xde, xdee): Mode attributes adjusted to support DFP modes.
81 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
82 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
83 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
84 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
85 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
86 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
87 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
89 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
90 "movsf"): Insn definitions removed.
91 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
92 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
93 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
95 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
96 "reload_in<mode>", "reload_out<mode>"): Expander added.
97 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
100 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
102 * config/s390/s390.md: Only non-functional changes. Renamed
103 FPR mode macro to BFP all over the file.
105 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
107 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
108 (op_type attribute): RRF instruction type added.
109 (fT0): New mode attribute.
110 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
111 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
112 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
113 no secondary memory is needed when moving DFmode values between GPRs
116 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
118 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
119 inverted and documentation adjusted.
120 ("mhard-dfp", "msoft-dfp"): New options.
121 * config/s390/s390.c (s390_handle_arch_option): New architecture
123 (override_options): Sanity checks for the new options added.
124 * config.gcc: New architecture switch: z9-ec.
125 * config/s390/s390.h (processor_flags): PF_DFP added.
126 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
127 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
128 when the bit is NOT set so remove it from the defaults.
130 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
132 * genemit.c (main): Print include statement for dfp.h.
133 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
136 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
138 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
140 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
143 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
146 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
148 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
149 attr_length_call, output_call, output_indirect_call): Cleanup
150 formatting of targetm calls.
152 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
154 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
156 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
158 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
159 reservation, bypass and anti-bypass descriptions for these instructions.
160 Update move patterns.
161 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
164 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
166 * tree-vect-transform.c (get_initial_def_for_induction): Replace
167 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
168 (get_initial_def_for_reduction): Likewise.
170 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
172 Fix PR tree-optimization/29922
173 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
174 (get_representative): Removed.
175 (value_dies_in_block_x): Update for rvuse removal.
176 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
177 (compute_antic_aux): Handle when PHI nodes appear in
178 non-single-successors.
179 (dump_bitmap_of_names): Removed.
180 (compute_antic_safe): Renamed and removed rvuse calculation.
181 Calculate only antic safe.
182 (insert_into_preds_of_block): Remove assert.
183 (execute_pre): Update for renamed functions.
184 (defer_or_phi_translate_block): New function.
186 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
188 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
189 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
191 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
192 Follow spelling conventions.
194 * tree-data-ref.h: Remove the prototype for analyze_array.
196 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
198 PR tree-optimization/31041
199 * tree-vect-transform.c (get_initial_def_for_induction): Call
200 force_gimple_operand.
202 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
204 * ipa-type-escape.c (look_for_casts) : Revert code to use
205 handled_component_p due to ada test a-numaux.adb.
207 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
209 * final.c (final_scan_insn): Alter the condition of a
210 conditional trap if we have nonstandard CC.
212 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
214 * configure.ac: Remove excess quoting from asm line 0 test.
215 * configure: Rebuilt.
217 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
219 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
220 * c-common.c (convert_and_check): Move warning logic to...
221 (warnings_for_convert_and_check): ...here. Define.
222 * c-common.h (warnings_for_convert_and_check): Declare.
224 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
227 (output_call): Likewise.
229 2007-03-16 Richard Sandiford <richard@codesourcery.com>
231 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
233 2007-03-16 Richard Sandiford <richard@codesourcery.com>
235 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
237 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
239 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
240 opteron, athlon-64 and athlon-fx processor_alias_table entries.
242 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
244 PR tree-optimization/31183
245 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
246 Use double_int instead of unsigned int for representing access_strides.
247 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
249 2007-03-16 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/31146
252 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
253 to allow recursion of forward_propagate_addr_expr.
254 (forward_propagate_addr_into_variable_array_index): Likewise.
255 (forward_propagate_addr_expr): Likewise.
256 (tree_ssa_forward_propagate_single_use_vars): Likewise.
257 (forward_propagate_addr_expr_1): Recurse on simple copies
258 instead of propagating into them. Do so for useless conversions
260 (forward_propagate_addr_expr): Clean up unused statements after
263 2007-03-16 Richard Guenther <rguenther@suse.de>
265 * builtins.c (expand_builtin_cexpi): Use the right argument
266 for the expansion via cexp.
268 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
270 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
271 * configure: Rebuilt.
273 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
276 * dwarf2out.c (force_type_die): Adjust comment.
277 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
279 2007-03-15 DJ Delorie <dj@redhat.com>
281 * config/frv/predicates.md (minmax_operator): Don't check operands
284 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
286 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
287 Update constant estimates of number of iterations.
288 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
289 argument renamed to "realistic".
290 (compute_estimated_nb_iterations): Removed.
291 (record_niter_bound): New function.
292 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
293 call record_nonwrapping_iv with upper = false.
294 (infer_loop_bounds_from_signedness): Pass upper argument to
295 record_nonwrapping_iv.
296 (estimate_numbers_of_iterations_loop): Do not call
297 compute_estimated_nb_iterations. Record estimate based on profile
298 information. Initialize the constant estimates of number of
300 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
302 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
303 number of iterations is too small.
304 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
305 (EST_NOT_AVAILABLE): Removed.
306 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
307 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
310 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
312 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
313 Handle NE_EXPR guards.
315 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
318 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
319 Set also -pedantic-errors by default for the preprocessor unless
320 -fpermissive is given.
322 2007-03-15 Richard Guenther <rguenther@suse.de>
326 * builtins.c (expand_builtin_cexpi): As a fallback if we
327 don't have builtins for sincos or cexp create a function
328 declaration for cexp and expand to a call to that.
329 (expand_builtin_int_roundingfn): Always fall
330 back to floor/ceil and its variants even if they may be
333 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
336 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
337 jump tables, move the call to delete_dead_jumptables from here...
338 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
339 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
340 don't allow merging of blocks that try_redirect_by_replacing_jump
341 also does not handle when not optimizing.
343 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
344 Francois-Xavier Coudert <coudert@clipper.ens.fr>
346 * config/i386/i386.md (x86_sahf_1): Correctly handle
349 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
353 x86_64_general_operand as operand[2] predicate. Remove "iF"
354 from operand constraints and use "e" constraint instead.
355 (*subti3_1, *subti3_1 splitter): Ditto.
356 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
357 operand[1] predicate.
359 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
361 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
362 arrays, multiply the access strides by the size of the sub-array.
363 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
365 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
367 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
368 the configured assembler supports the sahf mnemonic.
369 * configure: Regenerate.
370 * config.in: Regenerate.
372 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
373 emit "sahf" or ".byte\t0x9e" as asm template.
375 2007-03-14 Michael Meissner <michael.meissner@amd.com>
378 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
379 option to replace hard coded TARGET_xxx in md file.
380 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
381 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
382 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
383 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
384 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
385 (X86_TUNE_NOT_VECTORMODE): Ditto.
386 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
387 (TUNE_AVOID_VECTOR_DECODE): Ditto.
388 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
389 (TUNE_SLOW_IMUL_IMM8): Ditto.
390 (TUNE_MOVE_M1_VIA_OR): Ditto.
391 (TUNE_NOT_UNPAIRABLE): Ditto.
392 (TUNE_NOT_VECTORMODE): Ditto.
394 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
397 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
398 tuning options instead of hard coded TARGET_xxx.
399 (fix ssemode peephole2's): Ditto.
400 (imul peephole2's): Ditto.
402 (movdi_or_rex64): Ditto.
403 (move peephole2): Ditto.
404 (not peephole2's): Ditto.
406 2007-03-14 Dirk Mueller <dmueller@suse.de>
408 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
409 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
410 * c-parser.c (c_parser_if_body): Always add an empty statement in case
412 * c-parser.c (c_parser_do_statement): Warn about empty body in
414 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
415 * doc/invoke.texi (-Wempty-body): Update documentation.
417 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
420 * c-common.h (warn_for_div_by_zero): Declare.
421 * c-common.c (warn_for_div_by_zero): Define.
422 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
425 2007-03-14 Richard Sandiford <richard@codesourcery.com>
427 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
428 to PREFIX and STANDARD_PREFIX.
430 2007-03-14 Richard Sandiford <richard@codesourcery.com>
431 Phil Edwards <phil@codesourcery.com>
433 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
434 (__gthread_once_t): Remove busy field for RTPs.
435 (__GTHREAD_ONCE_INIT): Update accordingly.
437 2007-03-14 Richard Sandiford <richard@codesourcery.com>
439 * doc/invoke.texi: Document VxWorks options.
441 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
443 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
445 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
447 PR tree-optimization/30590
448 * tree-nrv.c (tree_nrv): Check for the partial update of the
451 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
453 * flags.h (flag_random_seed): Remove declaration, in favor of...
454 * toplev.h (get_random_seed, set_random_seed): ... these.
455 * tree.c (get_file_function_name): Use the former.
456 * opts.c (common_handle_option): Use the latter.
459 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
462 * cse.c (cse_find_path): Do not bail out if a basic block that
463 we already visited now becomes part of a path that starts at a
464 different basic block. Just disallow this, to make sure we
465 visit each basic block at most once.
467 2007-03-13 Jan Hubicka <jh@suse.cz>
469 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
470 when profile esitmate is present, calls with very low frequency are
473 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
475 PR tree-optimization/30730
476 PR tree-optimization/26900
477 * tree-ssa-loop-niter.c: Include gmp.h.
479 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
480 split_to_var_and_offset, determine_value_range,
481 bound_difference_of_offsetted_base, refine_bounds_using_guard,
482 bound_difference, bounds_add, bounds_negate,
483 number_of_iterations_ne_max, dump_affine_iv): New functions.
484 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
485 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
486 difference of initial and final value of control iv to validate
488 (number_of_iterations_cond): Add loop parameter. Determine bounds
489 on the difference of the extremes of the control iv. Add dumps.
490 (expand_simple_operations): Handle phi nodes.
491 (simplify_using_initial_conditions): Do not record used conditions.
492 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
493 Do not set additional_info.
494 (implies_nonnegative_p, implies_ge_p): Removed.
495 (derive_constant_upper_bound): Do not use parameter `additional'.
496 (record_estimate): Parameter `additional' removed. Parameter
497 `i_bound' added. Do not call derive_constant_upper_bound.
498 (record_nonwrapping_iv): Use derive_constant_upper_bound to
499 bound the number of iterations estimate.
500 (estimate_numbers_of_iterations_loop): Pass the estimate from
501 the number of iterations analysis to record_estimate.
502 * tree.h (multiple_of_p): Declare.
503 * tree-scalar-evolution.c (expression_expensive_p): Removed.
504 (scev_const_prop): Do not check expression_expensive_p.
505 * fold-const.c (multiple_of_p): Exported.
506 * double-int.c (double_int_mask): Exported.
507 * double-int.h (double_int_mask): Declare.
508 * tree-flow.h (struct tree_niter_desc): Removed additional_info
509 field. Added max field.
511 2007-03-13 David Taylor <taylor@candd.org>
514 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
517 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
520 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
523 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.opt (mcx16, msahf): New options.
526 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
527 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
529 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
530 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
531 Output -mcx16 and -msahf options when corresponding bit is set.
533 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
536 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
538 * configure.ac: Test for assembler tolerance to # 0 "".
539 * configure, config.in: Rebuilt.
540 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
542 2007-03-13 Geoffrey Keating <geoffk@apple.com>
544 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
546 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
547 (handle_syscall): Handle direct system calls.
548 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
550 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
552 * doc/invoke.texi: Fix cpp.info cross-reference.
553 * doc/passes.texi: Fix gcc.info cross-reference.
555 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
557 PR tree-optimization/30835
558 * lambda-code.c (can_convert_to_perfect_nest): Check whether
559 bb_for_stmt is not NULL before accessing it.
561 2007-03-12 Joseph Myers <joseph@codesourcery.com>
563 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
566 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
569 * doc/install.texi: Document --enable-stage1-languages
571 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
573 * tree-pass.h (pass_into_cfg_layout_mode,
574 pass_outof_cfg_layout_mode): Declare.
575 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
576 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
577 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
578 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
580 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
582 * c-decl.c (warn_variable_length_array): New function.
583 Refactored from grokdeclarator to handle warn_vla
584 and handle unnamed array case.
585 (grokdeclarator): Refactored VLA warning case.
586 * c.opt (Wvla): New flag.
587 * doc/invoke.texi (Wvla): New warning.
589 2007-03-12 Richard Henderson <rth@redhat.com>
591 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
592 (TARGET_SECTION_TYPE_FLAGS): New.
594 2007-03-12 Richard Henderson <rth@redhat.com>
596 * config/darwin.c (machopic_reloc_rw_mask): New.
597 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
598 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
600 2007-03-12 Mark Mitchell <mark@codesourcery.com>
602 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
603 * cppdefault.h (cpp_PREFIX): Document.
604 (cpp_PREFIX_len): Likewise.
605 (cpp_EXEC_PREFIX): New variable.
606 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
607 * c-incpath.c (add_standard_paths): Correct logic for relocating
610 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
613 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
615 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
616 fix_truncdfdi_sse using SSEMODEF mode macro.
617 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
618 fix_truncdfsi_sse using SSEMODEF mode macro.
619 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
620 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
622 2007-03-12 Richard Sandiford <richard@codesourcery.com>
624 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
627 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
629 * tree.h : Add multiple_of_p declaration.
630 * fold-const.c (multiple_of_p): Make multiple_of_p public.
631 * ipa-type-escape.c (results_of_malloc): Redundant.
632 (visited_stmts): New. Visited stmt for walk_use_def_chains.
633 (cast_type): Extended with new members.
634 (check_cast): Returns cast_type.
635 (cast): New structure for data of walk_use_def_chains.
636 (is_malloc_result, is_cast_from_non_pointer_1,
637 is_cast_from_non_pointer,
638 is_array_access_through_pointer_and_index): New functions.
639 (look_for_casts): Returns cast types.
640 (check_call): Returns void.
641 (okay_pointer_operation): Use support of pointer plus index,
642 pointer plus constant and allow all multiplications.
644 2007-03-11 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/31115
647 * tree-vrp.c (extract_range_from_binary_expr): Make sure
648 the shift count is positive and non-anti-range for RSHIFT_EXPR.
649 A shift count of zero is not special as with *_DIV_EXPR.
650 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
653 2007-03-11 Ian Lance Taylor <iant@google.com>
655 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
656 the *_DIV_EXPR codes correctly with overflow infinities.
658 2007-03-11 Ira Rosen <irar@il.ibm.com>
660 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
661 indicate success/failure of the analysis. Add negation to subtrahend
662 in case of subtraction. Fail if both operands contain constants.
663 (create_data_ref): Fail if analyze_offset fails.
665 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.md (frndintxf2): Rename to ...
668 (rintxf2): ... this. Remove expander having same name.
669 (rintsf2, rintdf2): Implement using SSEMODEF macro.
670 (roundsf2, rounddf2): Ditto.
671 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
672 (lround<mode>di2, lround<mode>si2): Ditto.
674 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
676 * lower-subreg.c: Include except.h.
677 (decompose_multiword_subregs): Verify that the only control flow
678 insns we can split are loads to multi-words pseudos.
679 Handle breaking such blocks after splitting, instead of calling
680 find_many_sub_basic_blocks.
682 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
683 on the new basic block. Add a lengthy comment explaining why we
684 thought this was necessary.
685 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
687 2007-03-10 Mark Mitchell <mark@codesourcery.com>
690 * tree.c (walk_type_fields): Recurse into the element type of
691 ARRAY_TYPEs if there is a pointer set.
693 2007-03-10 Dirk Mueller <dmueller@suse.de>
695 * c-common.c (warn_logical_operator): Fix condition.
697 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
699 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
701 * config/darwin.c (machopic_select_section): Remove superfluous
702 argument in call to categorize_decl_for_section. Remove unused
705 2007-03-10 Joseph Myers <joseph@codesourcery.com>
707 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
709 * configure: Regenerate.
711 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
715 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
716 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
717 Add LABEL_NUSES to emitted label.
718 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
719 branch probability value to emitted jump insn.
720 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
721 Do not check life information and do not re-arrange input operands
722 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
724 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
727 the change of decode_asm_operands.
729 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
731 * mode-switching.c (create_pre_exit): Skip blockage insn.
733 2007-03-09 Diego Novillo <dnovillo@redhat.com>
735 * tree-pass.h (TODO_update_smt_usage): Remove.
737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
741 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
743 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
744 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
745 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
748 2007-03-09 Geoffrey Keating <geoffk@apple.com>
750 * gcc.c: Document %{, in big comment at top.
751 (input_suffix_matches): Remove special handling for .s and
753 (input_spec_matches): New.
754 (handle_braces): Handle %{,.
755 (validate_switches): ',' indicates a value which is not a switch.
756 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
757 to detect assembler input.
758 * config/i386/sol2.h (CPP_SPEC): Likewise.
759 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
760 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
761 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
762 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
763 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
764 -m64 causes deployment target to default to 10.5.
765 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
767 2007-03-09 Richard Henderson <rth@redhat.com>
770 * target.h (targetm.asm.out.reloc_rw_mask): New.
771 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
772 (TARGET_ASM_OUT): Use it.
773 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
774 * varasm.c (categorize_decl_for_section): Remove shlib argument;
775 use the new reloc_rw_mask target hook instead.
776 (default_section_type_flags_1): Merge into...
777 (default_section_type_flags): ... here.
778 (decl_readonly_section_1): Merge into...
779 (decl_readonly_section): ... here.
780 (default_elf_select_section_1): Merge into...
781 (default_elf_select_section): ... here.
782 (default_unique_section_1): Merge into...
783 (default_unique_section): ... here.
784 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
785 (default_select_rtx_section): Use it.
786 (default_elf_select_rtx_section): Likewise.
787 * output.h: Update to match.
788 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
789 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
790 (TARGET_ASM_RELOC_RW_MASK): New.
791 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
792 to categorize_decl_for_section.
793 (x86_64_elf_unique_section): Likewise.
794 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
795 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
796 (TARGET_ASM_RELOC_RW_MASK): New.
797 * config/ia64/ia64.c (ia64_rwreloc_select_section,
798 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
799 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
800 (TARGET_RWRELOC): Remove.
801 (ia64_section_type_flags): Adjust call to default_section_type_flags.
802 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
803 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
804 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
805 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
806 (rs6000_xcoff_select_section): Use decl_readonly_section.
807 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
808 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
809 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
810 (TARGET_SECTION_TYPE_FLAGS): Remove.
811 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
813 2007-03-09 Roger Sayle <roger@eyesopen.com>
815 * fold-const.c (fold_comparison): Remove compile-time evaluation of
816 complex constant equality/inequality comparisons for here.
817 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
818 known at compile-time or can be simplified to a scalar comparison.
819 (fold_relational_const): Move compile-time evaluation of complex
820 constant equality/inequality comparisons to here.
822 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
824 PR rtl-optimization/30643
825 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
827 (fold_rtx): Recurse, like before 2006-11-03.
829 2007-03-09 DJ Delorie <dj@redhat.com>
831 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
834 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
836 PR tree-optimization/30375
837 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
838 LHS of statements is not the same.
839 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
841 2007-03-09 Chao-ying Fu <fu@mips.com>
843 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
845 * doc/invoke.texi (-mdspr2): Document new option.
846 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
847 New unspec for DSP REV 2.
848 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
849 these instructions are extended in DSP REV 2.
850 (mips-dspr2.md): Include.
851 * config/mips/mips.opt (mdspr2): New option.
852 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
853 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
854 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
855 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
856 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
857 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
858 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
860 (bdesc_map): Add one field of unsupported_target_flags.
861 (bdesc_arrays): Update entries to have extra fields. Add
863 (mips_init_builtins): Initialize new function types.
864 Check unsupported_target_fileds to filter out builtins.
865 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
867 (ASM_SPEC): Pass mdspr2 to the assembler.
868 * config/mips/mips-dspr2.md: New file.
870 2007-03-09 Sa Liu <saliu@de.ibm.com>
872 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
874 2007-03-09 Ian Lance Taylor <iant@google.com>
876 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
877 argument) like -Wstrict-overflow=2.
878 * doc/invoke.texi (Warning Options): Update documentation.
880 2007-03-09 Dirk Mueller <dmueller@suse.de>
883 * doc/invoke.texi (-Wlogical-op): Document.
884 * common.opt (-Wlogical-op): New.
885 * c-common.h (warn_logical_operator): Declare.
886 * c-common.c (warn_logical_operator): Define.
887 * c-typeck.c (parser_build_binary_op): Call
888 warn_logical_operator.
890 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
892 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
893 * final.c (final_scan_insn): Test for non-"" file name.
895 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
897 * doc/loop.texi: Document the Omega linear constraints solver.
898 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
899 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
900 omega-hash-table-size, omega-max-keys, and
901 omega-eliminate-redundant-constraints.
902 * tree-pass.h (pass_check_data_deps): Declared.
905 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
906 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
907 pass_check_data_deps): New.
908 * tree-data-ref.c (init_data_ref): Remove declaration.
909 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
910 (analyze_array): Renamed init_array_ref, move up initializations.
911 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
912 Removed arguments that are set to NULL.
913 (analyze_indirect_ref): Correct indentation, correct call to
915 (object_analysis): Call init_array_ref instead of analyze_array.
916 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
917 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
918 of DR_ACCESS_FNS_ADDR.
919 (init_omega_eq_with_af, omega_extract_distance_vectors,
920 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
921 ddr_consistent_p): New.
922 (compute_affine_dependence): Check consistency of ddrs when
923 flag_check_data_deps is passed.
924 (analyze_all_data_dependences): Uncomment.
925 (tree_check_data_deps): New.
926 * tree-data-ref.h: Include omega.h.
927 (DR_ACCESS_FNS_ADDR): Removed.
928 (data_dependence_relation): Add inner_loop.
929 (DDR_INNER_LOOP): New.
930 * common.opt (fcheck-data-deps): New.
931 * tree-flow.h (tree_check_data_deps): Declare.
932 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
933 (OBJS-common): Depend on omega.o.
935 * passes.c (pass_check_data_deps): Scheduled.
936 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
937 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
938 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
939 PARAM_VECT_MAX_VERSION_CHECKS,
940 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
942 2007-03-09 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/30904
946 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
947 the same way as *_DIV_EXPR.
949 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
951 * recog.c (decode_asm_operands): No mixed declarations and code.
953 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
955 * rtl.def (ASM_INPUT): Add location.
956 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
957 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
958 (decode_asm_operands): Add loc operand.
959 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
960 * stmt.c (expand_asm): Rename to...
961 (expand_asm_loc): ... this. Add locus argument. Pass it on to
962 gen_rtx_ASM_INPUT_loc.
963 (expand_asm_expr): Adjust.
964 * recog.c (decode_asm_operands): Add loc operand.
965 (check_asm_operands, extract_insn): Adjust.
966 * reload1.c (maybe_fix_stack_asms): Likewise.
967 * final.c (asm_insn_count): Likewise.
968 (final_scan_insn): Output # line before and after asm.
970 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
972 * tree-ssa-structalias.c (variable_info): Remove
974 (new_var_info): Ditto.
975 (shared_bitmap_info_t): New structure.
976 (shared_bitmap_table): New variable.
977 (shared_bitmap_hash): New function.
978 (shared_bitmap_eq): Ditto
979 (shared_bitmap_lookup): Ditto.
980 (shared_bitmap_add): Ditto.
981 (merge_smts_into): Change to take bitmap directly.
982 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
983 (init_alias_vars): Init shared bitmap hashtable.
984 (delete_points_to_sets): Delete shared bitmap hashtable.
985 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
986 is_aliased removal as a change that was still necessary was
989 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.h (override_options): Conditionally disable
992 x86_sahf for 64bit targets only.
994 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
997 * c-decl.c (merge_decls): Don't call make_var_volatile.
998 * varasm.c (make_var_volatile): Remove.
999 * output.h (make_var_volatile): Remove.
1001 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1003 PR tree-optimization/31085
1004 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1006 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1008 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1009 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1010 ATTR_CONST_NOTHROW_LIST.
1012 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1015 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1017 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1019 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1022 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1024 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1025 passed, use shared libgcc.
1027 2007-03-08 Roger Sayle <roger@eyesopen.com>
1029 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1030 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1031 (honor_protect_cleanup_actions, lower_try_finally_switch):
1033 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1034 ifc_temp_var): Likewise.
1035 * tree-inline.c (setup_one_parameter): Likewise.
1036 * tree-mudflap.c (mf_decl_cache_locals,
1037 mf_build_check_statement_for): Likewise.
1038 * tree-nested.c (init_tmp_var, save_tmp_var,
1039 finalize_nesting_tree_1): Likewise.
1040 * tree-outof-ssa.c (insert_copy_on_edge,
1041 insert_backedge_copies): Likewise.
1042 * tree-profile.c (tree_gen_edge_profiler,
1043 tree_gen_ic_profiler): Likewise.
1044 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1045 * tree-sra.c (sra_build_assignment): Likewise.
1046 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1047 * tree-ssa-math-opts.c (insert_reciprocals,
1048 execute_cse_sincos_1): Likewise.
1049 * tree-tailcall.c (adjust_accumulator_values,
1050 adjust_return_value): Likewise.
1051 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1052 * tree-vect-transform.c (vect_create_data_ref_ptr,
1053 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1054 vect_create_epilog_for_reduction, vectorizable_reduction,
1055 vectorizable_call, vectorizable_conversion,
1056 vectorizable_assignment, vectorizable_operation,
1057 vectorizable_type_demotion, vect_gen_widened_results_half,
1058 vect_permute_store_chain, vectorizable_store,
1059 vect_setup_realignment, vect_permute_load_chain,
1060 vectorizable_load, vectorizable_condition,
1061 vect_create_cond_for_align_checks): Likewise.
1062 * tree-vrp.c (build_assert_expr_for): Likewise.
1064 2007-03-08 Ian Lance Taylor <iant@google.com>
1066 * tree-vrp.c: Include "intl.h".
1067 (usable_range_p): New static function.
1068 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1069 overflowed values, juts set *strict_overflow_p.
1070 (compare_values): Only return -2 if one of the operands is not a
1072 (compare_ranges): Call usable_range_p.
1073 (compare_range_with_value): Likewise.
1074 (vrp_evaluate_conditional_warnv): Rename from
1075 vrp_evaluate_conditional. Make static. Change all callers.
1076 (vrp_evaluate_conditional): New function.
1077 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1079 (simplify_abs_using_ranges): Likewise.
1080 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1081 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1082 within_stmt parameter.
1083 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1084 vrp_evaluate_conditional.
1085 * tree-ssa-threadedge.c
1086 (record_temporary_equivalences_from_stmts_at_dest): Change
1087 simplify parameter to take a second tree parameter.
1088 (simplify_control_stmt_condition): Likewise.
1089 (thread_across_edge): Likewise.
1090 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1091 (thread_across_edge): Likewise.
1092 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1094 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1096 * config/i386/i386.h (TARGET_SAHF): New define.
1097 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1098 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1099 (x86_sahf): New global variable.
1100 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1101 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1102 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1103 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1105 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1106 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1107 when expanding fcomi/sahf based tests.
1108 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1109 expanding sahf based alternative. Emit sahf based sequence when
1110 optimizing for code size.
1111 * config/i386/i386.md (x86_sahf_1): Do not disable for
1112 TARGET_64BIT, enable for TARGET_SAHF.
1114 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1116 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1117 spurious whitespace from error message.
1119 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1122 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1124 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1126 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1128 * tree-sra.c (instantiate_element): Propagate disabled warnings
1129 from the element itself to the created variable.
1131 2007-03-07 Richard Henderson <rth@redhat.com>
1134 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1135 silently fix up the stack in the case of a missing register.
1137 2007-03-07 Paul Brook <paul@codesourcery.com>
1139 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1141 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1143 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1145 (phase1_vrs): Use them.
1146 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1147 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1148 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1149 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1150 __gnu_Unwind_Restore_WMMXC if required.
1151 (_Unwind_VRS_Pop): Implement iWMMXt support.
1152 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1153 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1154 gnu_Unwind_Save_WMMXC): Define.
1156 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1158 * config/vxworks.h (vxworks_override_options): Declare.
1159 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1160 * config/vxworks.c: Include target.h and toplev.h.
1161 (vxworks_override_options): New function.
1162 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1164 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1166 * config/s390/s390.c (override_options): Don't emit an error when
1167 -mstack-size is used without providing -mstack-guard.
1168 (s390_emit_prologue): Choose stack_guard value automatically if not
1169 provided via command line.
1170 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1172 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1174 * config/i386/i386.c (output_set_got): Add a GOT initialization
1175 sequence for VxWorks PIC.
1176 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1177 around labels as well as symbols. Use gotoff_operand instead
1178 of local_symbolic_operand.
1179 (legitimize_pic_address): Use gotoff_operand instead of
1180 local_symbolic_operand. Use @GOT accesses for labels as
1182 (ix86_output_addr_diff_elt): Use PC-relative rather than
1183 GP-relative offsets for VxWorks PIC.
1184 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1185 no_new_pseudos. Check whether the returned register is op0.
1186 * config/i386/i386.md (tablejump): Use PC-relative rather than
1187 GP-relative offsets for VxWorks PIC.
1188 * config/i386/predicates.md (gotoff_operand): New predicate.
1190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1192 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1194 * config/vxworks-dummy.h: New file.
1195 * config/i386/i386.h: Include it.
1197 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1199 * dwarf2out.c (is_inlined_entry_point): New
1200 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1201 DW_AT_ranges if the first subblock is the entry point.
1203 2007-03-06 David Daney <ddaney@avtrex.com>
1205 * doc/install.texi (mips-*-*): Change recommended binutils
1208 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1210 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1211 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1216 2007-03-06 Jan Hubicka <jh@suse.cz>
1218 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1219 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1221 (probably_cold_bb_p): Cold functions are cold.
1222 (probably_never_executed_bb_p): Cold functions are cold.
1223 (tree_bb_level_predictions): Predict calls to cold functions as not
1225 (compute_function_frequency): Check hot/cold attributes.
1226 * function.h (function_frequency): Update comments.
1227 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1228 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1229 (c_common_att): Add cold and hot.
1231 * doc/extend.texi (hot,cold attributes): Document.
1233 2007-03-06 Andrew Haley <aph@redhat.com>
1235 * function.c (expand_function_end): Move blockage to just after we
1236 emit the label for the naked return from the function.
1238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1240 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1243 2007-03-06 Jan Hubicka <jh@suse.cz>
1245 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1246 loaded for constant large models. Non-large 64bit PIC can do.
1247 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1248 * cmodel.h: Add LARGE PIC.
1249 * i386.md (UNSPEC_PLTOFF): New.
1250 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1252 (*call_1_rex64): Disable for large models.
1253 (*call_1_rex64_large): New.
1254 (*call_value_1_rex64): Disable for large models.
1255 (*call_value_1_rex64_large): New.
1256 (set_rip_rex4): New.
1257 (set_got_offset_rex64): New.
1258 * predicates.md (constant_call_address_operand): For large model
1259 constant calls are not possible.
1260 * i386-protos.h (construct_plt_address): Declare.
1261 * i386.c (override_options): Accept large models.
1262 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1263 (legitimate_constant_p): Add new UNSPECs.
1264 (legitimate_pic_operand_p): Likewise.
1265 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1266 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1268 (output_pic_addr_const): Add PLTOFF.
1269 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1270 (ix86_expand_move): Legitimize pic address when in PIC mode.
1271 (construct_plt_address): New function.
1272 (ix86_expand_call): Offload the address to register and use GOT pointer
1274 * invoke.texi (mcmodel=large): Update documentation.
1276 2007-03-06 Richard Henderson <rth@redhat.com>
1278 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1279 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1280 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1281 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1282 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1283 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1284 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1285 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1286 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1287 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1288 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1289 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1290 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1291 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1292 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1293 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1294 x86_schedule, x86_use_bt, x86_pad_returns,
1295 x86_use_xchgb): Merge into ...
1296 (ix86_tune_features): ... here. New array.
1297 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1298 x86_bswap): Merge into ...
1299 (ix86_arch_features): ... here. New array.
1300 (x86_3dnow_a): Remove.
1301 (x86_accumulate_outgoing_args): Make static.
1302 (x86_arch_always_fancy_math_387): Make static.
1303 (ix86_tune_mask, ix86_arch_mask): Move ...
1304 (override_options): ... to local variables here. Apply the
1305 appropriate mask to each element of ix86_arch_features and
1306 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1307 as were done in the old macros.
1308 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1309 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1310 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1311 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1312 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1313 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1314 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1315 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1316 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1317 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1318 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1319 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1320 x86_accumulate_outgoing_args, x86_prologue_using_move,
1321 x86_epilogue_using_move, x86_decompose_lea,
1322 x86_arch_always_fancy_math_387, x86_shift1,
1323 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1324 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1325 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1326 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1327 x86_use_incdec, x86_pad_returns, x86_bswap,
1328 x86_partial_flag_reg_stall): Remove.
1329 (enum ix86_tune_indices): New.
1330 (ix86_tune_features): New.
1331 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1332 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1333 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1334 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1335 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1336 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1337 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1338 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1339 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1340 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1341 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1342 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1343 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1344 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1345 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1346 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1347 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1348 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1349 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1350 TARGET_EXT_80387_CONSTANTS): Use it.
1351 (enum ix86_arch_indices): New.
1352 (ix86_arch_features): New.
1353 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1354 TARGET_BSWAP): Use it.
1355 (ix86_tune_mask, ix86_arch_mask): Remove.
1357 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1360 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1361 Define using $${sysroot_headers_suffix}.
1362 * configure: Regenerate.
1363 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1364 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1366 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1367 * gcc.c (print_sysroot_headers_suffix): New.
1368 (option_map): Include --print-sysroot-headers-suffix.
1369 (display_help): Mention -print-sysroot-headers-suffix.
1370 (process_command): Handle -print-sysroot-headers-suffix.
1371 (do_spec_1): Append multilib directory to include-fixed path if
1372 sysroot suffixes in use.
1373 (main): Handle -print-sysroot-headers-suffix.
1374 * Makefile.in (start.encap): Don't depend on xlimits.h
1375 (xlimits.h): Remove.
1376 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1377 limits.h for each multilib in fixinc_list.
1378 (fixinc_list, s-fixinc_list): New.
1379 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1380 generate them for each multilib in fixinc_list.
1381 (stmp-fixproto): Use include-fixed. Run fixproto for each
1382 multilib in fixinc_list.
1383 (mostlyclean): Don't remove xlimits.h.
1384 (clean): Remove include-fixed.
1385 (real-install-headers-tar, real-install-headers-cpio,
1386 real-install-headers-cp): Don't copy include, only include-fixed.
1387 (install-mkheaders): Depend on fixinc_list. Don't depend on
1388 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1389 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1390 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1392 2007-03-06 Jan Hubicka <jh@suse.cz>
1394 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1397 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1399 * configure.ac: Allow tm_file to contain build-directory files.
1400 * configure: Regenerate.
1401 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1402 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1403 * config/m68k/print-sysroot-suffix.sh: New file.
1405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1407 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1408 of pic_offset_table_rtx if reload_completed.
1409 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1410 PIC_OFFSET_TABLE_REGNUM.
1411 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1413 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1414 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1418 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1419 functions that call eh_return.
1421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1423 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1424 functions that need a constant pool.
1426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1429 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1430 (m68k_preferred_reload_class): Likewise.
1431 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1432 (SECONDARY_RELOAD_CLASS): Define.
1433 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1434 (LIMIT_RELOAD_CLASS): Delete.
1435 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1436 registers from storing bytes.
1437 (m68k_secondary_reload_class): New function.
1438 (m68k_preferred_reload_class): Likewise.
1440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1442 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1444 (m68k_expand_prologue): Likewise.
1446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1448 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1449 (mips_expand_epilogue): Add a bool parameter.
1450 (m68k_legitimize_sibcall_address): Declare.
1451 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1452 (m68k_expand_epilogue): Add a parameter to select between sibling
1453 and normal epilogues. Only generate a return for the latter.
1454 (m68k_ok_for_sibcall_p): New function.
1455 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1456 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1457 (sibcall_value, *sibcall_value): Likewise.
1458 (*call, *call_value): Require !SIBLING_CALL_P.
1459 (epilogue): Update call to m68k_expand_epilogue.
1460 (sibcall_epilogue): New pattern.
1461 * config/m68k/predicates.md (const_call_operand): Say that this
1462 predicate applies to sibling calls too.
1463 (sibcall_operand): New predicate.
1465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1467 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1468 alternatives as movsi_cf.
1469 (movsf_cf_hard): Add commentary.
1471 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1472 Richard Sandiford <richard@codesourcery.com>
1474 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1475 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1476 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1477 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1478 as being live on exit from an interrupt function.
1479 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1480 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1481 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1482 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1483 (m68k_interrupt_function_p): Globalize.
1484 (m68k_compute_frame_layout): Remove reverse mask code.
1485 (m68k_emit_movem, m68k_set_frame_related): New functions.
1486 (m68k_output_function_prologue): Delete in favor of...
1487 (m68k_expand_prologue): ...this new function.
1488 (m68k_output_function_epilogue): Delete in favor of...
1489 (m68k_expand_epilogue): ...this new function.
1490 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1492 (print_operand): Handle %?.
1493 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1494 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1495 (prologue, epilogue): New patterns.
1496 (return): Turn into a define_expand.
1497 (*return): New pattern, derived from old "return" pattern. Use rte
1498 rather than rts for interrupt functions. Only use rtd if the pop
1500 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1501 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1502 (link, *link, unlink, *unlink, load_got): Likewise.
1504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1508 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1509 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1510 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1511 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1512 and m68k_matches_u_p.
1513 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1514 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1515 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1516 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1517 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1518 (REG_STRICT_P): New macro.
1519 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1520 PCREL_GENERAL_OPERAND_OK.
1521 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1522 m68k_legitimate_base_reg_p.
1523 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1524 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1525 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1526 * config/m68k/m68k.c (m68k_address): New structure.
1527 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1528 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1529 (m68k_jump_table_ref_p, m68k_decompose_address)
1530 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1531 (m68k_matches_u_p): New functions.
1532 (print_operand_address): Rewrite to use m68k_decompose_index.
1534 2007-03-05 David Taylor <dtaylor@emc.com>
1536 * gcc.c: Correct copyright date in --version output.
1538 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1540 * pa.md: In unamed move patterns, disparge copies between general
1541 and floating point registers using '?' modifier. Don't include 'f'
1542 constraint for register preferences in DImode, SImode, HImode and
1543 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1544 Remove constraints for copies between general and floating registers
1545 in soft-float DFmode pattern.
1546 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1550 2007-03-05 Mike Stump <mrs@apple.com>
1552 * c-common.c (targetcm): Add.
1553 * c-opts.c (c_common_handle_option): Handle language specific
1555 * opts.c (handle_option): Verify language for target options, if
1557 * opth-gen.awk: Add CL_LANG_ALL.
1558 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1559 (TARGETCM_INITIALIZER): Add.
1560 * target.h (struct gcc_targetcm): Add.
1562 * targhooks.c (default_handle_c_option): Add.
1563 * targhooks.h (default_handle_c_option): Add.
1564 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1566 * config/darwin.opt (iframework): Add.
1567 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1568 * config/darwin-c.c (handle_c_option): Add.
1569 (TARGET_HANDLE_C_OPTION): Add.
1571 * doc/invoke.texi (Darwin Options): Add -iframework.
1573 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1575 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1578 2007-03-05 Ian Lance Taylor <iant@google.com>
1580 * c.opt (fgnu89-inline): New option.
1581 * c-opts.c (c_common_post_options): Set default value for
1583 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1584 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1586 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1587 (grokdeclarator, start_function): Likewise.
1588 * c-cppbuiltin.c (c_cpp_builtins): Define either
1589 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1590 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1591 (C Dialect Options): Document -fgnu89-inline.
1592 * doc/extend.texi (Function Attributes): Explain what the
1593 gnu_inline attribute does.
1594 * doc/cpp.texi (Common Predefined Macros): Document
1595 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1597 2007-03-05 Ian Lance Taylor <iant@google.com>
1599 PR tree-optimization/31034
1600 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1601 half-range if the other side is an overflow infinity.
1603 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1605 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1606 (bfin*-linux-uclibc*): New configuration.
1607 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1609 * config/bfin/linux.h: New file.
1610 * config/bfin/libgcc-bfin.ver: New file.
1611 * config/bfin/t-bfin-uclinux: New file.
1612 * config/bfin/t-bfin-linux: New file.
1613 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1614 (TARGET_OS_CPP_BUILTINS): New macro.
1616 2007-03-05 Richard Guenther <rguenther@suse.de>
1618 * fold-const.c (fold_binary): Remove duplicate folding
1619 of comparison of non-null ADDR_EXPR against null.
1621 2007-03-05 Richard Guenther <rguenther@suse.de>
1622 Dorit Nuzman <dorit@il.ibm.com>
1624 PR tree-optimization/26420
1625 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1626 are no loops in the function. Only print the number of
1627 vectorized loops if it is greater than zero or we are supposed
1628 to print information about unvectorized loops.
1630 2007-03-05 Revital Eres <eres@il.ibm.com>
1632 * gcc.dg/var-expand1.c: New test.
1633 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1634 when an accumulator is expanded.
1636 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1639 * c-common.c (convert_and_check): Don't give warnings for
1640 conversion if 'expr' already overflowed.
1642 2007-03-04 Roger Sayle <roger@eyesopen.com>
1645 * fold-const.c (fold_comparison): Enforce type consistency when
1646 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1648 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1650 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1651 containing a cast to the base of TARGET_MEM_REF.
1653 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1655 * tree.c (tree_contains_struct_check_failed): Remove spurious
1656 whitespace from error message.
1658 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1661 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1662 instead of precision.
1664 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1665 Nathan Sidwell <nathan@codesourcery.com>
1667 * emit-rtl.c (find_auto_inc): New.
1668 (try_split): recreate REG_INC notes,
1669 Use regular for loops rather than whiles.
1671 2007-03-03 Andreas Schwab <schwab@suse.de>
1673 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1674 * configure: Regenerate.
1676 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1679 flag_rounding_math, not flag_unsafe_math_optimizations.
1681 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1683 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1684 alpha_fold_vector_minmax): Likewise.
1685 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1688 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1690 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1691 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1692 if the lhs has side-effects.
1693 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1695 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386.h (TUNEMASK): Remove define.
1698 (ARCHMASK): Remove define.
1699 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1700 Use ix86_arch_mask variable instead of ARCHMASK.
1701 * config/i386/i386.c (override_options): Ditto.
1702 (standard_80387_constant_p): Ditto.
1704 2007-03-02 Ian Lance Taylor <iant@google.com>
1706 Used signed infinities in VRP.
1707 * tree-vrp.c (uses_overflow_infinity): New static function.
1708 (supports_overflow_infinity): New static function.
1709 (make_overflow_infinity): New static function.
1710 (negative_overflow_infinity): New static function.
1711 (positive_overflow_infinity): New static function.
1712 (is_negative_overflow_infinity): New static function.
1713 (is_positive_overflow_infinity): New static function.
1714 (is_overflow_infinity): New static function.
1715 (overflow_infinity_range_p): New static function.
1716 (compare_values_warnv): New function split out of compare_values.
1717 (compare_value): Call it.
1718 (set_value_range_to_nonnegative): Add overflow_infinity
1719 parameter. Change caller.
1720 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1722 (vrp_expr_computes_nonzero): Likewise.
1723 (compare_ranges, compare_range_with_value): Likewise.
1724 (compare_name_with_value, compare_names): Likewise.
1725 (vrp_evaluate_conditional): Likewise.
1726 (set_value_range): Handle infinity
1727 (vrp_operand_equal_p, operand_less_p): Likewise.
1728 (extract_range_from_assert): Likewise.
1729 (vrp_int_const_binop): Likewise.
1730 (extract_range_from_binary_expr): Likewise.
1731 (extract_range_from_unary_expr): Likewise.
1732 (extract_range_from_comparison): Likewise.
1733 (extract_range_from_expr): Likewise.
1734 (dump_value_range): Likewise.
1735 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1736 (test_for_singularity): Likewise.
1737 (vrp_int_const_binop): Remove inline qualifier.
1738 (adjust_range_with_scev): Add comment.
1739 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1741 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1743 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1744 (get_constraint_for): Likewise.
1745 (do_structure_copy): Likewise.
1746 (find_func_aliases): Fix references to MODIFY_EXPR.
1747 (intra_create_variable_infos): Tidy.
1748 * tree-ssa-operands.c (add_virtual_operand): Add argument
1750 When adding members of alias sets, if IS_CALL_SITE is true and
1751 the symbol is not call-clobbered, skip it.
1754 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1756 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1757 entry by means of emit_insn_at_entry.
1759 2007-03-02 Richard Henderson <rth@redhat.com>
1761 * expr.h (promoted_input_arg): Remove decl.
1762 * function.c (promoted_input_arg): Merge into ...
1763 * combine.c (setup_incoming_promotions): ... only caller.
1764 Rearrange to avoid double loop.
1766 2007-03-02 Ben Elliston <bje@au.ibm.com>
1767 Peter Bergner <bergner@vnet.ibm.com>
1768 Janis Johnson <janis187@us.ibm.com>
1770 * config/rs6000/dfp.md: New file.
1771 * config/rs6000/rs6000.md: Include dfp.md.
1772 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1773 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1774 and TDmode decimal float modes in FP registers.
1775 (num_insns_constant): Likewise.
1776 (rs6000_legitimate_offset_address_p): Likewise.
1777 (rs6000_legitimize_address): Likewise.
1778 (rs6000_legitimize_reload_address): Likewise.
1779 (rs6000_legitimate_address): Likewise.
1780 (rs6000_emit_move): Likewise.
1781 (function_arg_boundary): Likewise.
1782 (function_arg_advance): Likewise.
1783 (rs6000_darwin64_record_arg_recurse): Likewise.
1784 (function_arg): Likewise.
1785 (rs6000_gimplify_va_arg): Likewise.
1786 (rs6000_split_multireg_move): Likewise.
1787 (rs6000_output_function_epilogue): Likewise.
1788 (rs6000_output_function_epilogue): Likewise.
1789 (rs6000_register_move_cost): Likewise.
1790 (rs6000_function_value): Likewise.
1791 (rs6000_libcall_value): Likewise.
1793 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1795 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1797 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1799 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1800 Use $MULTIDIR to choose between the kernel and RTP headers,
1801 and use $WIND_BASE and $WIND_USR to locate them.
1803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/i386.c (override_options): Put initialization of
1806 ix86_tune_mask and ix86_arch_mask to the correct place.
1808 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1809 Michael Meissner <michael.meissner@amd.com>
1812 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1814 (TARGET_CMOVE): Use ARCHMASK.
1815 (TARGET_CMPXCHG): Ditto.
1816 (TARGET_CMPXCHG8B): Ditto.
1817 (TARGET_XADD): Ditto.
1818 (TARGET_BSWAP): Ditto.
1819 * config/i386/i386.c (ix86_tune_mask): New global variable.
1820 (ix86_arch_mask): Ditto.
1821 (override_options): Initialize ix86_tune_mask and
1822 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1825 2007-03-02 Ben Elliston <bje@au.ibm.com>
1828 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1830 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1832 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1833 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1834 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1835 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1837 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1838 rs6000_init_dwarf_reg_sizes_extra): New.
1839 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1840 SPE register high parts.
1842 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1844 * Makefile.in: Add install-pdf target as
1845 copied from automake v1.10 rules.
1846 * configure.ac: Add install-pdf to target list.
1847 * configure: Regenerate.
1849 2007-03-01 Paul Brook <paul@codesourcery.com>
1851 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1852 modes to LDRD for DImode.
1853 (output_move_double): Fixup out of range ldrd/strd.
1854 (vfp_secondary_reload_class): Rename...
1855 (coproc_secondary_reload_class): ... to this. Add wb argument.
1856 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1857 coproc_secondary_reload_class for CLASS_IWMMXT.
1858 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1859 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1861 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1863 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1864 factor by the estimated number of iterations.
1865 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1868 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1869 decode_caches_intel, detect_caches_intel): New functions.
1870 (host_detect_local_cpu): Use detect_caches_amd and
1871 detect_caches_intel.
1873 2007-03-01 Richard Henderson <rth@redhat.com>
1875 * expr.c (emit_move_complex_push): Export.
1876 (emit_move_complex_parts): Split out from ...
1877 (emit_move_complex): ... here.
1878 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1879 * config/i386/i386.md (movcdi): New.
1881 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1884 size of mode1 to check for tieable modes in MMX case.
1886 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1888 * Makefile.in (rtlanal.o): Depend on tree.h.
1889 * rtl.h (offset_within_section_p, split_const): Declare.
1890 * rtlanal.c: Include tree.h.
1891 (offset_within_block_p): New function, taken from
1892 mips_offset_within_object_p.
1893 (split_const): New function, taken from mips_split_const.
1894 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1896 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1897 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1898 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1899 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1900 (m68k_illegitimate_symbolic_constant_p): New function.
1901 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1902 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1903 symbolic constant that might be outside the symbol's section,
1904 move the symbol first and then add the offset.
1905 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1907 * config/mips/mips.c (mips_split_const): Delete.
1908 (mips_offset_within_object_p): Delete.
1909 (mips_symbolic_constant_p): Use offset_within_section_p and
1910 split_const instead of mips_offset_within_object_p and
1912 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1913 (mips_legitimize_const_move, print_operand_reloc)
1914 (mips_dangerous_for_la25_p): Use split_const instead of
1917 2007-02-28 Eric Christopher <echristo@apple.com>
1919 * Makefile.in (install-include-dir): Don't rm -rf include.
1921 2007-02-28 Richard Guenther <rguenther@suse.de>
1924 * fold-const.c (fold_binary): Do not associate expressions
1925 with more than one variable for integer types that do not wrap.
1927 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1929 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1930 Delete, and replace with...
1931 (fold_builtin_call_array): This. Update callers to use it.
1932 * fold-const.c (fold_build_call_list): Delete, and replace with...
1933 (fold_build_call_array): This.
1934 (fold_build_call_list_initializer): Delete, and replace with...
1935 (fold_build_call_array_initializer): This.
1936 * tree.h: Update declarations to reflect above changes.
1938 * c-typeck.c (build_function_call): Store converted arguments
1939 in a stack-allocated array instead of building a list.
1940 (convert_arguments): Store arguments in the array passed in as an
1941 argument, and return the actual number of arguments.
1942 * c-format.c: (check_function_format): Pass arguments in an
1943 array instead of a list.
1944 * c-common.c (check_function_nonnull): Likewise.
1945 (check_function_sentinel): Likewise.
1946 (check_function_arguments): Likewise.
1947 * c-common.h: Update declarations to reflect above changes.
1949 2007-02-28 Jan Hubicka <jh@suse.cz>
1951 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1952 PRED_NEGATIVE_RETURN): Update outcomes.
1954 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1956 * calls.c (emit_library_call_value_1): Handle partial registers
1957 correctly when building up CALL_INSN_FUNCTION_USAGE.
1959 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1961 * pa/predicates.md (move_src_operand): Allow zero for mode.
1962 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1965 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1969 *movv2df_internal): Enable pattern only for valid operand
1971 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1972 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1974 2007-02-27 Mike Stump <mrs@apple.com>
1976 * config/darwin-crt3.c: Avoid compilation when compiling for a
1979 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1981 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1983 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1984 for fixed headers and limits.h.
1985 (install-include-dir, install-headers-tar, install-headers-cpio,
1986 install-headers-cp, real-install-headers-tar,
1987 real-install-headers-cpio, real-install-headers-cp): Handle
1988 include-fixed as well as include.
1989 (install-mkheaders): Don't install files that go only in include
1991 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1992 from GCC_INCLUDE_DIR.
1993 * gcc.c (process_command): Remove special -BstageN/ handling.
1994 (do_spec_1): Add include-fixed directories.
1996 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1998 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2000 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2002 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2005 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2007 * c-common.c (get_priority): Add check for
2008 SUPPORTS_INIT_PRIORITY.
2010 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2014 * config/bfin/bfin.c: Include "cfglayout.h".
2015 (MAX_LSETUP_DISTANCE): New macro.
2016 (struct loop_info): New members incoming, incoming_src and
2017 incoming_dest. Delete member predecessor.
2018 (length_for_loop): New function.
2019 (bfin_optimize_loop): Handle more different loop structures.
2020 (bfin_discover_loop): Rework detection of predecessor blocks by
2021 examining incoming edges.
2022 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2024 (bfin_reorder_loops): New function.
2025 (bfin_reorg_loops): Use these three new functions.
2027 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2028 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2029 (CONSTRAINT_LEN): Add entry for 'q'.
2030 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2031 Add 'q' constraints.
2032 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2033 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2035 * config/bfin/bfin.md (add_with_carry): New pattern.
2036 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2037 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2038 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2039 support unsigned multiplies too. Removed incorrect commutativity from
2040 operand 1 constraint where appropriate.
2041 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2043 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2044 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2046 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2047 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2048 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2049 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2050 usmulhisi_hh_huh): New patterns.
2052 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2053 lshifthi3): Fix output template to use half reg for operand 2.
2055 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2058 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2060 2007-02-27 Andreas Schwab <schwab@suse.de>
2062 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2064 2007-02-27 Jan Hubicka <jh@suse.cz>
2066 * predict.c (last_basic_block_p): Remove.
2067 (tree_estimate_probability): Update return heuristic for commonized
2070 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2072 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2074 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2076 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2077 * doc/cpp.texi: Standardize title page.
2078 * doc/cppinternals.texi: Likewise.
2079 * doc/gcc.texi: Standardize title page, remove version number
2080 from copyright page.
2081 * doc/gccint.texi: Likewise.
2082 * doc/install.texi: Standardize title page, add table of
2085 2007-02-26 Jan Hubicka <jh@suse.cz>
2087 * predict.def: Set outcomes according to more recent results.
2088 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2089 Remove dead predictors.
2090 * predict.c (return_prediction): Fix pasto.
2092 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2094 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2095 change; avoid a memory leak when returning early.
2097 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2099 * c-decl.c (static_ctors): Move to c-common.c.
2100 (static_dtors): Likewise.
2101 (finish_function): Use c_record_cdtor_fn.
2102 (build_cdtor): Move to c-common.c.
2103 (c_write_global_declarations): Use c_build_cdtor_fns.
2104 * c-common.h (static_ctors): Declare.
2105 (static_dtors): Likewise.
2106 (c_record_cdtor_fn): Likewise.
2107 (c_build_cdtor_fns): Likewise.
2108 * c-common.c (static_ctors): New variable.
2109 (static_dtors): Likewise.
2110 (c_record_cdtor_fn): New function.
2111 (build_cdtor): Move from c-decl.c
2112 (c_build_cdtor_fns): New function.
2114 * output.h (assemble_addr_to_section): Declare.
2115 (get_cdtor_priority_section): Likewise.
2116 * varasm.c (assemble_addr_to_section): New function.
2117 (get_cdtor_priority_section): Likewise.
2118 (default_named_section_asm_out_destructor): Use them.
2119 (destor_dtor_section_asm_out_destructor): Likewise.
2120 (default_named_section_asm_out_constructor): Likewise.
2121 (default_ctor_section_asm_out_constructor): Likewise.
2122 * config.gcc (*-*-vxworks*): Include vxworks.o.
2123 * config/t-vxworks (vxworks.o): New target.
2124 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2125 (TARGET_ASM_CONSTRUCTOR): Define.
2126 (TARGET_ASM_DESTRUCTOR): Likewise.
2127 (vxworks_asm_out_constructor): Declare.
2128 (vxworks_asm_out_destructor): Likewise.
2130 * c-common.c (get_priority): Check that we have not just an
2131 INTEGER_CST, but an integer constant with integeral type.
2133 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2135 PR tree-optimization/30938
2136 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2137 use &dt[nargs-1] instead of &dt[nargs] in the call to
2138 vect_is_simple_use().
2140 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2142 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2143 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2144 Do not attempt to handle MEM inside auto-inc expressions.
2145 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2146 of a register modified by an auto-inc expression. However, do handle
2147 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2148 (elimination_effects): Prohibit elimination of a register modified
2149 by an auto-inc expression. Disable register elimination rules whose
2150 target register is modified by an auto-inc expression with variable
2153 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2155 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2157 (array_at_struct_end_p): New function.
2158 (idx_infer_loop_bounds): Use it.
2159 (estimate_numbers_of_iterations_loop): Export.
2160 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2161 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2162 (tree_estimate_probability): Call record_loop_exits.
2163 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2164 (estimated_loop_iterations, estimated_loop_iterations_int,
2165 estimated_loop_iterations_tree): New functions.
2166 (analyze_siv_subscript_cst_affine,
2167 compute_overlap_steps_for_affine_1_2,
2168 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2169 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2170 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2171 (PRED_LOOP_ITERATIONS_GUESSED): New.
2172 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2173 * cfgloop.h (estimate_numbers_of_iterations_loop,
2174 estimated_loop_iterations_int): Declare.
2176 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2178 * doc/extend.texi: Document optional priority argument to
2179 constructors and destructors.
2180 * tree.c (init_priority_for_decl): Adjust GTY markers.
2181 (init_ttree): Use priority-info hash functions for
2182 init_priority_for_decl.
2183 (tree_map_eq): Rename to ...
2184 (tree_map_base_eq): ... this.
2185 (tree_map_marked_p): Rename to ...
2186 (tree_map_base_marked_p): ... this.
2187 (tree_map_base_hash): New function.
2188 (decl_init_priority_lookup): Rework.
2189 (decl_fini_priority_lookup): New function.
2190 (decl_priority_info): New function.
2191 (decl_init_priority_insert): Use it.
2192 (decl_fini_priority_insert): Likewise.
2193 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2195 (decl_restrict_base_insert): Likewise.
2196 (decl_debug_expr_insert): Likewise.
2197 (decl_value_expr_lookup): Likewise.
2198 (decl_value_expr_insert): Likewise.
2199 * tree.h (priority_type): New type.
2200 (decl_init_priority_lookup): Use priority_type.
2201 (decl_fini_priority_lookup): New function.
2202 (decl_init_priority_insert): Use priority_type.
2203 (decl_fini_priority_insert): New function.
2204 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2205 (DECL_INIT_PRIORITY): Likewise.
2206 (SET_DECL_INIT_PRIORITY): Add comment.
2207 (DECL_FINI_PRIORITY): New macro.
2208 (SET_DECL_FINI_PRIORITY): Likewise.
2209 (DEFAULT_INIT_PRIORITY): Document.
2210 (MAX_INIT_PRIORITY): Likewise.
2211 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2212 (tree_map_base): New type.
2213 (tree_map_base_eq): New function.
2214 (tree_map_base_hash): Likewise.
2215 (tree_map_base_marked_p): Likewise.
2216 (tree_map): Inherit from tree_map_base.
2217 (tree_map_eq): Make it a macro.
2218 (tree_map_marked_p): Likewise.
2219 (tree_int_map): Inherit from tree_map_base.
2220 (tree_int_map_eq): Make it a macro.
2221 (tree_int_map_hash): Likewise.
2222 (tree_int_map_marked_p): Likewise.
2223 (tree_priority_map): New type.
2224 (tree_priority_map_eq): New macro.
2225 (tree_priority_map_hash): Likewise.
2226 (tree_priority_map_marked_p): Likewise.
2227 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2229 (emutls_common_1): Likewise.
2230 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2231 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2232 of tree_map hierarchy.
2233 * tree-cfg.c (move_stmt_r): Likewise.
2234 (new_label_mapper): Likewise.
2235 * c-tree.h (c_expand_body): Move to ...
2236 * c-common.h (c_expand_body): ... here.
2237 * c-decl.c (c_expand_body): Move to ...
2238 * c-common.c (c_expand_body): ... here.
2239 (c_common_attribute_table): Allow 1 argument for the constructor
2240 and destructor attributes.
2241 (get_priority): New function.
2242 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2243 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2245 2007-02-24 Jan Hubicka <jh@suse.cz>
2248 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2250 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2251 Jan Hubicka <jh@suse.cz>
2254 * i386.c (counter_mode): New function.
2255 (expand_set_or_movmem_via_loop): Use it.
2256 (expand_movmem_epilogue): Likewise; fix pasto.
2257 (ix86_expand_movmem): Do emit guard even for constant counts.
2258 (ix86_expand_setmem): Likewise.
2260 2007-02-25 Nick Clifton <nickc@redhat.com>
2262 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2263 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2265 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2269 count argument with 0x10, not with 0x16.
2270 (expand_setmem_epilogue): Ditto.
2272 2007-02-24 Mike Stump <mrs@apple.com>
2274 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2277 2007-02-24 Richard Guenther <rguenther@suse.de>
2280 * fold-const.c (fold_binary): Fold x +- CST op x for
2281 EQ_EXPR and NE_EXPR.
2283 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2287 2007-02-24 Jan Hubicka <jh@suse.cz>
2289 * cgraphunit.c (decide_is_function_needed): Honor
2290 -fkeep-inline-functions.
2292 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * builtins.c (fold_builtin_modf): New.
2295 (fold_builtin_2): Use it.
2297 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2299 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2300 (determine_max_iter): Take additional LOOP arg; all callers changed.
2301 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2302 one using simplifications.
2303 (simplify_using_initial_values): Return if the expression becomes
2304 invalid due to altered regs.
2306 2007-02-23 DJ Delorie <dj@redhat.com>
2308 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2310 2007-02-23 Mike Stump <mrs@apple.com>
2312 * tlink.c (scan_linker_output): Parse linker messages from
2313 darwin9's linker better.
2315 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2318 * varpool.c (varpool_assemble_pending_decls): Set
2319 varpool_last_needed_node to null.
2321 2007-02-23 DJ Delorie <dj@redhat.com>
2323 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2324 alignment bigger than the object file can handle.
2326 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2330 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2331 (*movsf_1): Penalize MMX moves.
2333 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2335 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2336 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2338 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2340 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2342 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2343 (fold_builtin_1): Use them.
2344 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2345 BUILT_IN_SIGNIFICAND.
2347 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2349 * config/i386/i386.c (bdesc_1arg): Initialize
2350 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2351 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2352 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2353 and IX86_BUILTIN_MOVSLDUP.
2355 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2357 PR rtl-optimization/30841
2358 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2360 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2362 * builtins.c (fold_builtin_frexp): New.
2363 (fold_builtin_2): Use it.
2365 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2367 * doc/invoke.texi (Spec Files): Document getenv spec function.
2369 * gcc.c (getenv_spec_function): New function.
2370 (static_spec_functions): Add it.
2371 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2372 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2375 2007-02-22 Michael Matz <matz@suse.de
2378 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2379 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2381 2007-02-22 Ian Lance Taylor <iant@google.com>
2384 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2385 (mem_loc_descriptor): Call it.
2387 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2388 Ira Rosen <irar@il.ibm.com>
2390 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2392 2007-02-22 Ira Rosen <irar@il.ibm.com>
2394 PR tree-optimization/30843
2395 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2396 stores only after all the group is vectorized.
2398 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2400 PR tree-optimization/30858
2401 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2402 in the reduction cycle have a single use in the loop.
2403 * tree-vectorizer.h (relevant): Add documentation.
2405 2007-02-20 Mike Stump <mrs@apple.com>
2407 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2408 * configure: Regenerate.
2410 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2412 Change the defaults of some parameters and options.
2413 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2414 * config/spu/spu.c (spu_optimization_options): Add.
2415 (spu_override_options): Change params in spu_optimization_options.
2416 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2418 Register 127 is only 16 byte aligned when used as a frame pointer.
2419 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2420 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2421 HARD_FRAME_POINTER_REGNUM.
2422 (spu_legitimate_address): Use regno_aligned_for_reload.
2423 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2424 aligned when frame_pointer_needed is true.
2425 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2427 * config/spu/spu.h (INIT_EXPANDERS): Define.
2429 Make sure shift and rotate instructions have valid immediate operands.
2430 * config/spu/predicates.md (spu_shift_operand): Remove.
2431 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2432 * config/spu/constraints.md (W, O): Extend range.
2433 * config/spu/spu.md (umask, nmask): Define.
2434 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2435 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2436 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2437 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2438 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2439 (lshr<mode>3_reg): Fix rtl description.
2441 Make sure mulhisi immediate operands are valid.
2442 * config/spu/predicates.md (imm_K_operand): Add.
2443 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2445 Generate constants using fsmbi and andi.
2446 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2447 (print_operand, spu_split_immediate, classify_immediate,
2448 fsmbi_const_p): Handle IC_FSMBI2.
2450 Correctly handle a CONST_VECTOR containing symbols.
2451 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2452 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2453 (immediate_load_p): Allow symbols that use 2 instructions to create.
2454 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2455 with symbols when flag_pic is set.
2456 (const_vector_immediate_p): New.
2457 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2458 accept a CONST_VECTOR with symbols.
2459 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2460 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2462 * config/spu/spu.md (high, low): Delete.
2463 (low_<mode>): Define.
2465 Remove INTRmode and INTR_REGNUM, which didn't work.
2466 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2468 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2469 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2470 peephole2 pattern): Don't use INTR or 131.
2471 (movintrcc): Delete.
2472 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2473 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2474 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2475 (UNSPEC_SET_INTR): Add.
2476 * config/spu/spu-modes.def (INTR): Remove.
2478 More accurate warnings about run-time relocations.
2479 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2481 Correctly warn about immediate arguments to specific intrinsics.
2482 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2483 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2484 the instruction predicate.
2486 Fix tree check errors with latest update.
2487 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2489 (spu_expand_builtin): Use CALL_EXPR_FN.
2491 Add missing specific intrinsics.
2492 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2494 * config/spu/spu_internals.h: Ditto.
2496 Fix incorrect operand modifiers.
2497 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2498 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2500 Optimize one case of zero_extend of a vec_select.
2501 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2503 Accept any immediate for hbr.
2504 * config/spu/spu.md (hbr): Change s constraints to i.
2506 2007-02-21 Paul Brook <paul@codesourcery.com>
2508 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2509 condexec_count when skipping USE and CLOBBER.
2511 2007-02-21 Nick Clifton <nickc@redhat.com>
2513 * common.opt (Warray-bounds): Add Warning attribute.
2514 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2516 (fsized-zeroes): Add Optimization attribute.
2517 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2518 * c.opt (Wc++0x-compat): Add Warning attribute.
2520 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2523 * reload1.c (eliminate_regs_in_insn): In the single_set special
2524 case, attempt to re-recognize the insn before falling back to
2525 having reload fix it up.
2527 2007-02-20 Eric Christopher <echristo@gmail.com>
2529 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2530 Rewrite accordingly.
2531 (frv_read_iacc_argument): Ditto.
2532 (frv_expand_set_builtin): Take a call instead of arglist, update for
2534 (frv_expand_unop_builtin): Ditto.
2535 (frv_expand_binop_builtin): Ditto.
2536 (frv_expand_cut_builtin): Ditto.
2537 (frv_expand_binopimm_builtin): Ditto.
2538 (frv_expand_voidbinop_builtin): Ditto.
2539 (frv_expand_int_void2arg): Ditto.
2540 (frv_expand_prefetches): Ditto.
2541 (frv_expand_voidtriop_builtin): Ditto.
2542 (frv_expand_voidaccop_builtin): Ditto.
2543 (frv_expand_load_builtin): Ditto.
2544 (frv_expand_store_builtin): Ditto.
2545 (frv_expand_mdpackh_builtin): Ditto.
2546 (frv_expand_mclracc_builtin): Ditto.
2547 (frv_expand_mrdacc_builtin): Ditto.
2548 (frv_expand_mwtacc_builtin): Ditto.
2549 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2552 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2554 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2555 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2557 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2559 * configure: Regenerate.
2560 * config.in: Regenerate.
2561 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2562 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2563 masks to power6 and power6x and to POWERPC_MASKS.
2564 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2566 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2567 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2568 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2569 Access PROTOTYPE as variable, not mask.
2571 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2573 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2574 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2575 * combine.c (adjust_for_new_dest): Use it.
2576 * postreload.c (reload_combine): Likewise.
2578 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2580 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2581 notes on an insn with multiple sets, even if single_set returns
2582 non-NULL for that insn.
2584 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2586 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2589 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2591 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2592 if user didn't pass it.
2593 * config/i386/darwin.h (CC1_SPEC): Likewise.
2594 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2595 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2596 -mmacosx-version-min.
2598 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 Uros Bizjak <ubizjak@gmail.com>
2601 * optabs.h (enum optab_index): Add new OTI_scalb.
2602 (scalb_optab): Define corresponding macro.
2603 * optabs.c (init_optabs): Initialize scalb_optab.
2604 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2606 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2607 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2608 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2609 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2610 flag_unsafe_math_optimizations is set.
2612 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2613 to implement scalbf, scalb and scalbl built-ins as inline x87
2616 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2617 DJ Delorie <dj@redhat.com>
2620 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2621 (diagnostic_report_diagnostic): ... here, and turn them into real
2622 errors. If warnings are inhibited, no need to do anything.
2624 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2627 better code generation.
2629 2007-02-20 Ben Elliston <bje@au.ibm.com>
2631 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2633 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2635 * config/alpha/alpha.c, config/alpha/alpha.md,
2636 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2637 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2638 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2639 config/arm/lib1funcs.asm: Follow spelling conventions.
2641 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2642 config/fr30/fr30.md, config/i386/i386.h,
2643 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2644 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2645 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2646 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2647 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2648 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2649 config/sparc/sparc.c, config/sparc/sparc.h,
2650 config/sparc/sparc.md, config/spu/constraints.md,
2651 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2654 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2657 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2660 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2662 * doc/invoke.texi (-ftree-lrs): Remove.
2664 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2666 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2669 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2671 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2672 new CALL_EXPR_FN macro for retrieving the function
2673 declaration of the input expression.
2675 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2677 * c.opt (Waddress): New.
2678 * common.opt (Walways-true): Delete.
2679 (Wstring-literal-comparison): Delete.
2680 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2681 -Wstring-literal-comparison. Add -Waddress.
2683 (Walways-true): Delete.
2684 (Wstring-literal-comparison): Delete.
2685 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2686 consistently instead of -Walways-true in example.
2687 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2688 * c-typeck.c (parser_build_binary_op): Replace
2689 -Wstring-literal-comparison and -Walways-true with -Waddress.
2690 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2693 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2695 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2696 without DECL_STRUCT_FUNCTION initialized.
2698 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2700 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2701 due to calls to functions taking pointers as parameters.
2703 2007-02-19 Richard Henderson <rth@redhat.com>
2706 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2709 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2711 * config/s390/s390.c (s390_call_saved_register_used,
2712 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2713 accessed to the new scheme.
2715 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2717 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2718 (cris_print_index, cris_print_operand, cris_print_operand_address)
2719 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2720 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2721 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2723 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2724 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2725 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2726 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2727 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2728 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2729 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2730 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2731 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2732 (uminsi3, call, call_value): Ditto.
2733 (define_split: indir_to_reg_split, unnamed): Ditto.
2735 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2737 PR tree-optimization/30975
2738 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2741 2007-02-18 Eric Christopher <echristo@gmail.com>
2743 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2744 Remove use of arglist.
2745 (mips_expand_builtin): Remove use of arglist, pass in expr.
2746 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2747 (mips_expand_builtin_movtf): Ditto.
2748 (mips_expand_builtin_compare): Ditto.
2750 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2752 * tree-sra.c (sra_build_assignment): Replace assertion
2753 checking with a comment explaining why it can't be done.
2755 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2758 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2759 during CALL_EXPR representation conversion.
2760 * tree-ssa-propagate.c (set_rhs): Likewise.
2762 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2764 * tree-sra.c (sra_build_assignment): Disable assertion checking
2767 2007-02-18 Roger Sayle <roger@eyesopen.com>
2769 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2770 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2771 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2773 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2774 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2775 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2776 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2777 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2778 force_gimple_operand): Likewise.
2779 * ipa-cp.c (constant_val_insert): Likewise.
2780 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2781 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2782 perfect_nestify): Likewise.
2783 * langhooks.c (lhd_omp_assignment): Likewise.
2784 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2785 lower_copyprivate_clauses, lower_send_clauses,
2786 lower_send_shared_vars, expand_parallel_call,
2787 expand_omp_for_generic, expand_omp_for_static_nochunk,
2788 expand_omp_for_static_chunk, expand_omp_sections,
2789 lower_omp_single_copy, lower_omp_for_lastprivate,
2790 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2791 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2792 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2795 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2797 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2798 config/sh/sh.md: Follow spelling conventions.
2800 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2801 config/frv/predicates.md: Follow spelling conventions.
2803 * config/m68k/linux-unwind.h: Fix a comment typo.
2804 * target.h: Follow spelling conventions.
2806 2007-02-18 Roger Sayle <roger@eyesopen.com>
2808 PR rtl-optimization/28173
2809 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2810 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2811 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2812 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2813 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2815 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2817 * builtins.c (fold_builtin_load_exponent): New.
2818 (fold_builtin_2): Use it.
2820 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2822 PR rtl-optimization/30773
2823 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2824 if we fail to attach a REG_EQUIV note.
2826 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2827 Roger Sayle <roger@eyesopen.com>
2829 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2831 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2833 * calls.c (initialize_argument_information): Pass original EXP
2834 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2835 code to split complex arguments here, as part of initializing the
2837 (expand_call): Remove code that builds a list of arguments and
2838 inserts implicit arguments into it. Instead, just count how many
2839 implicit arguments there will be so we can determine the size of
2840 the ARGS array, and let initialize_argument_information do the work.
2841 (split_complex_values): Delete unused function.
2843 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2845 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2847 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2849 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2850 for arg pointer based indexed addressing.
2852 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2854 * config/ia64/ia64.h, config/ia64/ia64.md,
2855 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2856 spelling conventions.
2858 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2860 * config/m68k/m68k.c (split_di): New.
2861 * config/m68k/m68k-protos.h: Declare split_di.
2862 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2863 Improve predicate handling and split constant shifts.
2865 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2867 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2868 parameter for register bitfield operations, general predicates
2871 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2873 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2874 * config/m68k/linux-unwind.h: New file.
2876 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2878 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2879 config/i386/athlon.md, config/ia64/ia64.md,
2880 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2881 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2882 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2883 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2884 tree-vect-transform.c: Fix comment typos.
2886 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2888 * sched-deps.c (find_insn_list): Remove.
2889 * sched-int.h: Remove the prototype for find_insn_list.
2891 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2893 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2895 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2896 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2897 darwin_rs6000_override_options.
2898 (C_COMMON_OVERRIDE_OPTIONS): Expect
2899 darwin_macosx_version_min to be non-NULL always.
2900 (TARGET_C99_FUNCTIONS): Likewise.
2901 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2902 (DARWIN_MINVERSION_SPEC): New.
2903 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2904 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2906 (DARWIN_MINVERSION_SPEC): New.
2907 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2909 * config/darwin-c.c (darwin_cpp_builtins): Expect
2910 darwin_macosx_version_min to be non-NULL always.
2912 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2914 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2916 * config/i386/i386.h (x86_use_xchgb): New.
2917 (TARGET_USE_XCHGB): New macro.
2918 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2919 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2920 Split after reload into bswaphi for shifts of 8.
2921 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2922 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2923 or when optimizing for size.
2925 2007-02-16 Richard Guenther <rguenther@suse.de>
2926 Christian Bruel <christian.bruel@st.com>
2928 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2929 DECLs but prefer SSA_NAMEs over DECLs.
2931 2007-02-16 Richard Guenther <rguenther@suse.de>
2933 * tree-flow-inline.h (single_imm_use_p): Remove.
2934 (zero_imm_uses_p): Likewise.
2935 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2936 instead of single_imm_use_p.
2937 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2940 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2943 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2944 nested double- and backquotes.
2946 2007-02-15 Roger Sayle <roger@eyesopen.com>
2949 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2950 should be unreachable.
2951 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2952 For the time being redirect GIMPLE_MODIFY_STMT to the new
2953 (renamed) build_gimple_modify_stmt_stat.
2954 (build2_gimple_stat): Rename to...
2955 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2956 Always build a GIMPLE_MODIFY_STMT node.
2957 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2958 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2961 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2962 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2963 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2964 expand_complex_div_wide): Likewise.
2965 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2966 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2967 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2968 * tree-ssa-loop-manip.c (create_iv): Likewise.
2969 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2970 abs_replacement): Likewise.
2971 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2972 realify_fake_stores): Likewise.
2974 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2975 node rather than a GIMPLE_MODIFY_STMT node.
2976 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2977 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2979 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2980 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2983 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2986 * fold-const.c (fold_comparison): Add back the
2987 folding of constant complex comparisions.
2989 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2992 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2993 effects unknown to this function, return early.
2995 2007-02-15 Ian Lance Taylor <iant@google.com>
2997 * lower-subreg.c (move_eh_region_note): New static function.
2998 (resolve_simple_move): Call it.
2999 (decompose_multiword_subregs): Track blocks for which we resolve a
3000 simple move which is also a control flow insn. Pass them to
3001 find_many_sub_basic_blocks.
3002 (pass_lower_subreg): Add TODO_verify_flow.
3003 (pass_lower_subreg2): Likewise.
3005 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3006 Brooks Moses <brooks.moses@codesourcery.com>
3007 Lee Millward <lee.millward@codesourcery.com>
3009 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3010 (VL_EXP_CLASS_P): New.
3011 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3013 (TREE_OPERAND_CHECK_CODE): Likewise.
3014 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3015 (TREE_RTL_OPERAND_CHECK): Likewise.
3016 (tree_operand_check_failed): Make second parameter the whole tree
3017 instead of its code. Fixed callers.
3018 (VL_EXP_CHECK): New.
3019 (TREE_OPERAND_LENGTH): New.
3020 (VL_EXP_OPERAND_LENGTH): New.
3021 (CALL_EXPR_FN): New.
3022 (CALL_EXPR_STATIC_CHAIN): New.
3023 (CALL_EXPR_ARGS): New.
3024 (CALL_EXPR_ARG): New.
3025 (call_expr_nargs): New.
3026 (CALL_EXPR_ARGP): New.
3027 (build_nt_call_list): Declare.
3028 (build_vl_exp_stat): Declare.
3029 (build_vl_exp): New.
3030 (build_call_list): Declare.
3031 (build_call_nary): Declare.
3032 (build_call_valist): Declare.
3033 (build_call_array): Declare.
3034 (call_expr_arg): Declare.
3035 (call_expr_argp): Declare.
3036 (call_expr_arglist): Declare.
3037 (fold_build_call_list): Declare.
3038 (fold_build_call_list_initializer): Declare.
3039 (fold_call_expr): Declare to replace fold_builtin.
3040 (fold_builtin_fputs): Update to agree with modified definition.
3041 (fold_builtin_strcpy): Likewise.
3042 (fold_builtin_strncpy): Likewise.
3043 (fold_builtin_memory_chk): Likewise.
3044 (fold_builtin_stxcpy_chk): Likewise.
3045 (fold_builtin_strncpy_chk): Likewise.
3046 (fold_builtin_next_arg): Likewise.
3047 (fold_build_call_expr): Declare.
3048 (fold_builtin_call_list): Declare.
3049 (fold_builtin_call_valist): Declare.
3050 (build_call_expr): Declare.
3051 (validate_arglist): Update to agree with modified definition.
3052 (tree_operand_length): New.
3053 (call_expr_arg_iterator): New.
3054 (init_call_expr_arg_iterator): New.
3055 (next_call_expr_arg): New.
3056 (first_call_expr_arg): New.
3057 (more_call_expr_args_p): New.
3058 (FOR_EACH_CALL_EXPR_ARG): New.
3060 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3061 and tcc_gimple_stmt.
3062 (tree_code_size): Update documentation. Use sizeof (tree) rather
3063 than sizeof (char *).
3064 (tree_size): Likewise. Add case for tcc_vl_exp.
3065 (tree_node_structure): Add case for tcc_vl_exp.
3066 (contains_placeholder_p): Likewise.
3067 (substitute_in_expr): Likewise.
3068 (substitute_placeholder_in_expr): Likewise.
3069 (stabilize_reference_1): Likewise.
3070 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3071 to diagnose breakage of this interface for constructing CALL_EXPRs.
3072 (build_nt): Add similar assertion here.
3073 (build_nt_call_list): New.
3074 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3075 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3077 (get_callee_fndecl): Use new CALL_EXPR accessors.
3078 (tree_operand_check_failed): Change parameters to pass entire node
3079 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3080 (process_call_operands): New.
3081 (build_vl_exp_stat): New.
3082 (build_call_list): New.
3083 (build_call_nary): New.
3084 (build_call_valist): New.
3085 (build_call_array): New.
3086 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3087 (call_expr_arglist): New.
3089 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3090 tcc_vl_exp instead of a fixed-size tcc_expression.
3092 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3093 accessors for CALL_EXPRs.
3094 (AGGR_INIT_EXPR): Likewise.
3096 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3097 Brooks Moses <brooks.moses@codesourcery.com>
3098 Lee Millward <lee.millward@codesourcery.com>
3100 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3101 (expand_builtin_nonlocal_goto): Change parameter to be entire
3102 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3103 (expand_builtin_prefetch): Likewise.
3104 (expand_builtin_classify_type): Likewise.
3105 (mathfn_built_in): Return NULL_TREE instead of 0.
3106 (expand_errno_check): Use new CALL_EXPR accessors.
3107 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3108 Return NULL_RTX instead of 0.
3109 (expand_builtin_mathfn_2): Likewise.
3110 (expand_builtin_mathfn_3): Likewise.
3111 (expand_builtin_interclass_mathfn): Likewise.
3112 (expand_builtin_sincos): Likewise.
3113 (expand_builtin_cexpi): Likewise.
3114 (expand_builtin_int_roundingfn): Likewise.
3115 (expand_builtin_int_roundingfn_2): Likewise.
3116 (expand_builtin_pow): Likewise.
3117 (expand_builtin_powi): Likewise.
3118 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3119 of arglist, fixing callers appropriately. Use new CALL_EXPR
3120 accessors and constructors. Return NULL_RTX instead of 0.
3121 (expand_builtin_strstr): Likewise.
3122 (expand_builtin_strchr): Likewise.
3123 (expand_builtin_strrchr): Likewise.
3124 (expand_builtin_strpbrk): Likewise.
3125 (expand_builtin_memcpy): Likewise.
3126 (expand_builtin_mempcpy): Likewise.
3127 (expand_builtin_mempcpy_args): New.
3128 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3129 (expand_builtin_memmove_args): New.
3130 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3131 (expand_movstr): Likewise.
3132 (expand_builtin_strcpy): Likewise.
3133 (expand_builtin_strcpy_args): New.
3134 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3135 (expand_builtin_strncpy): Likewise.
3136 (expand_builtin_memset): Likewise.
3137 (expand_builtin_memset_args): New.
3138 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3139 (expand_builtin_memcmp): Likewise.
3140 (expand_builtin_strcmp): Likewise.
3141 (expand_builtin_strncmp): Likewise.
3142 (expand_builtin_strcat): Likewise.
3143 (expand_builtin_strncat): Likewise.
3144 (expand_builtin_strspn): Likewise.
3145 (expand_builtin_strcspn): Likewise.
3146 (expand_builtin_args_info): Likewise.
3147 (expand_builtin_va_start): Likewise.
3148 (gimplify_va_arg_expr): Likewise.
3149 (expand_builtin_va_end): Likewise.
3150 (expand_builtin_va_copy): Likewise.
3151 (expand_builtin_frame_address): Likewise.
3152 (expand_builtin_alloca): Likewise.
3153 (expand_builtin_bswap): Likewise.
3154 (expand_builtin_unop): Likewise.
3155 (expand_builtin_fputs): Likewise.
3156 (expand_builtin_expect): Likewise.
3157 (expand_builtin_fabs): Likewise.
3158 (expand_builtin_copysign): Likewise.
3159 (expand_builtin_printf): Likewise.
3160 (expand_builtin_fprintf): Likewise.
3161 (expand_builtin_sprintf): Likewise.
3162 (expand_builtin_init_trampoline): Likewise.
3163 (expand_builtin_signbit): Likewise.
3164 (expand_builtin_fork_or_exec): Likewise.
3165 (expand_builtin_sync_operation): Likewise.
3166 (expand_builtin_compare_and_swap): Likewise.
3167 (expand_builtin_lock_test_and_set): Likewise.
3168 (expand_builtin_lock_release): Likewise.
3169 (expand_builtin): Likewise.
3170 (builtin_mathfn_code): Likewise.
3172 (fold_builtin_constant_p): Pass call arguments individually instead
3173 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3174 accessors and constructors. Return NULL_TREE instead of 0.
3175 (fold_builtin_expect): Likewise.
3176 (fold_builtin_classify_type): Likewise.
3177 (fold_builtin_strlen): Likewise.
3178 (fold_builtin_nan): Likewise.
3179 (integer_valued_real_p): Likewise.
3180 (fold_trunc_transparent_mathfn): Likewise.
3181 (fold_fixed_mathfn): Likewise.
3182 (fold_builtin_cabs): Likewise.
3183 (fold_builtin_sqrt): Likewise.
3184 (fold_builtin_cbrt): Likewise.
3185 (fold_builtin_cos): Likewise.
3186 (fold_builtin_cosh): Likewise.
3187 (fold_builtin_tan): Likewise.
3188 (fold_builtin_sincos): Likewise.
3189 (fold_builtin_cexp): Likewise.
3190 (fold_builtin_trunc): Likewise.
3191 (fold_builtin_floor): Likewise.
3192 (fold_builtin_ceil): Likewise.
3193 (fold_builtin_round): Likewise.
3194 (fold_builtin_int_roundingfn): Likewise.
3195 (fold_builtin_bitop): Likewise.
3196 (fold_builtin_bswap): Likewise.
3197 (fold_builtin_logarithm): Likewise.
3198 (fold_builtin_hypot): Likewise.
3199 (fold_builtin_pow): Likewise.
3200 (fold_builtin_powi): Likewise.
3201 (fold_builtin_exponent): Likewise.
3202 (fold_builtin_memset): Likewise.
3203 (fold_builtin_bzero): Likewise.
3204 (fold_builtin_memory_op): Likewise.
3205 (fold_builtin_bcopy): Deleted; call site changed to invoke
3206 fold_builtin_memory_op directly.
3207 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3208 (fold_builtin_strncpy): Likewise.
3209 (fold_builtin_memcmp): Likewise.
3210 (fold_builtin_strcmp): Likewise.
3211 (fold_builtin_strncmp): Likewise.
3212 (fold_builtin_signbit): Likewise.
3213 (fold_builtin_copysign): Likewise.
3214 (fold_builtin_isascii): Likewise.
3215 (fold_builtin_toascii): Likewise.
3216 (fold_builtin_isdigit): Likewise.
3217 (fold_builtin_fabs): Likewise.
3218 (fold_builtin_abs): Likewise.
3219 (fold_builtin_fmin_fmax): Likewise.
3220 (fold_builtin_carg): Likewise.
3221 (fold_builtin_classify): Likewise.
3222 (fold_builtin_unordered_cmp): Likewise.
3224 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3225 New functions split out from fold_builtin_1.
3226 (fold_builtin_n): New.
3227 (fold_builtin_varargs): New.
3228 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3230 (fold_call_expr): New.
3231 (build_function_call_expr): Rewrite to use new helper function.
3232 (fold_builtin_call_list): New.
3233 (build_call_expr): New.
3234 (fold_builtin_call_valist): New.
3235 (rewrite_call_expr): New.
3236 (validate_arg): New.
3237 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3238 of an arglist. Change return type to bool. Use new CALL_EXPR
3241 (fold_builtin_strstr): Pass call arguments individually instead
3242 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3243 accessors and constructors. Return NULL_TREE instead of 0.
3244 (fold_builtin_strchr): Likewise.
3245 (fold_builtin_strrchr): Likewise.
3246 (fold_builtin_strpbrk): Likewise.
3247 (fold_builtin_strcat): Likewise.
3248 (fold_builtin_strncat): Likewise.
3249 (fold_builtin_strspn): Likewise.
3250 (fold_builtin_strcspn): Likewise.
3251 (fold_builtin_fputs): Likewise.
3252 (fold_builtin_next_arg): Likewise.
3253 (fold_builtin_sprintf): Likewise.
3255 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3256 NULL_RTX instead of 0.
3257 (expand_builtin_memory_chk): Likewise.
3258 (maybe_emit_chk_warning): Likewise.
3259 (maybe_emit_sprintf_chk_warning): Likewise.
3261 (fold_builtin_object_size): Pass call arguments individually instead
3262 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3263 accessors and constructors. Return NULL_TREE instead of 0.
3264 (fold_builtin_memory_chk): Likewise.
3265 (fold_builtin_stxcpy_chk): Likewise.
3266 (fold_builtin_strncpy_chk): Likewise.
3267 (fold_builtin_strcat_chk): Likewise.
3268 (fold_builtin_strcat_chk): Likewise.
3269 (fold_builtin_strncat_chk): Likewise.
3270 (fold_builtin_sprintf_chk): Likewise.
3271 (fold_builtin_snprintf_chk): Likewise.
3272 (fold_builtin_printf): Likewise.
3273 (fold_builtin_vprintf): Likewise.
3275 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3277 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3278 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3279 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3280 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3281 (fold_unary): Likewise.
3282 (fold_binary): Likewise.
3283 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3284 ternary expressions.
3285 (fold): Add logic for tcc_vl_exp.
3286 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3287 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3288 (fold_build3_stat): Add assertion to flag broken interface for
3289 constructing CALL_EXPRs.
3290 (fold_build_call_list): New.
3291 (fold_build_call_list_initializer): New.
3292 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3294 (fold_strip_sign_ops): Likewise.
3296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3297 Brooks Moses <brooks.moses@codesourcery.com>
3298 Lee Millward <lee.millward@codesourcery.com>
3300 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3301 accessors and dump arguments explicitly.
3303 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3305 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3307 (print_call_name): Use new CALL_EXPR accessors.
3309 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3310 CALL_EXPR arguments explicitly instead of as a list. Use
3311 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3313 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3314 (vrp_visit_stmt): Likewise.
3316 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3317 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3319 (force_move_till_expr): Likewise.
3321 * targhooks.c (default_external_stack_protect_fail): Use
3322 build_call_expr instead of build_function_call_expr.
3323 (default_hidden_stack_protect_fail): Likewise.
3325 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3328 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3329 and walk arguments explicitly.
3331 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3332 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3333 (expand_simple_operations): Likewise.
3334 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3336 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3337 of TREE_CODE_LENGTH.
3338 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3340 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3341 instead of TREE_CODE_LENGTH.
3343 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3344 (tree_ic_transform): Likewise.
3345 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3346 parameter instead of arglist. Fix callers.
3347 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3348 (tree_stringops_transform): Likewise.
3349 (tree_indirect_call_to_profile): Likewise.
3350 (tree_stringops_values_to_profile): Likewise.
3352 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3353 (eliminate_tail_call): Likewise.
3355 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3357 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3358 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3360 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3362 * omp-low.c (build_omp_barrier): Use build_call_expr.
3363 (lower_rec_input_clauses): Likewise.
3364 (lower_reduction_clauses): Likewise.
3365 (expand_parallel_call): Likewise.
3366 (maybe_catch_exception): Likewise.
3367 (expand_omp_for_generic): Likewise.
3368 (expand_omp_for_static_nochunk): Likewise.
3369 (expand_omp_sections): Likewise.
3370 (lower_omp_single_simple): Likewise.
3371 (lower_omp_single_copy): Likewise.
3372 (lower_omp_master): Likewise.
3373 (lower_omp_ordered): Likewise.
3374 (lower_omp_critical): Likewise.
3376 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3377 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3379 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3380 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3381 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3383 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3384 and generalize to handle any number of operands.
3385 (chrec_contains_undetermined): Likewise.
3386 (tree_contains_chrecs): Likewise.
3387 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3389 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3391 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3392 fold_call_expr instead of fold_builtin.
3393 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3394 match declarations there.
3395 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3398 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3399 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3401 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3402 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3404 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3407 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3408 (execute_cse_sincos): Use new CALL_EXPR accessors.
3410 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3412 * gimple-low.c (lower_function_body): Use build_call_expr.
3413 (lower_builtin_setjmp): Likewise.
3415 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3416 (set_storage_via_libcall): Likewise.
3417 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3418 instead of TREE_CODE_LENGTH.
3419 (expand_expr_real_1): Use new CALL_EXPR accessors.
3421 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3422 generalize to handle any number of operands.
3423 (TB_parent_eq): Likewise.
3425 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3426 (strip_builtin_expect): Likewise.
3428 * function.c (gimplify_parameters): Use build_call_expr.
3430 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3431 instead of TREE_CODE_LENGTH.
3433 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3434 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3436 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3439 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3440 (gimplify_decl_expr): Likewise.
3441 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3442 Use new CALL_EXPR iterators.
3443 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3444 (gimplify_modify_expr_to_memset): Likewise.
3445 (gimplify_variable_sized_compare): Likewise.
3446 (gimplify_omp_atomic_fetch_op): Likewise.
3447 (gimplify_omp_atomic_pipeline): Likewise.
3448 (gimplify_omp_atomic_mutex): Likewise.
3449 (gimplify_function_tree): Likewise.
3451 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3452 (call_expr_flags): Likewise.
3453 (expand_call): Likewise.
3455 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3456 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3459 * coverage.c (create_coverage): Use build_call_expr.
3461 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3462 (temp_call_expr_obstack): New.
3463 (pool_copy_list): Delete.
3464 (temp_copy_call_expr): New.
3465 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3466 CALL_EXPR accessors. Get rid of special goo for copying argument
3467 lists and use temp_copy_call_expr instead.
3468 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3469 CALL_EXPR accessors.
3470 (create_expression_by_pieces): Likewise. Use build_call_array
3471 to construct the result instead of fold_build3.
3472 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3473 dealing with argument lists.
3474 (init_pre): Remove references to expression_node_pool and
3475 list_node_pool. Init temp_call_expr_obstack instead.
3476 (fini_pre): Remove references to expression_node_pool and
3479 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3480 and walk arguments explicitly instead of as a list.
3482 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3483 (mx_register_decls): Likewise.
3484 (mudflap_register_call): Likewise.
3485 (mudflap_finish_file): Likewise.
3487 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3488 (ipa_callsite_compute_param): Likewise.
3490 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3491 accessors and constructor.
3493 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3494 accessors and constructor.
3495 (convert_tramp_reference): Likewise.
3496 (convert_call_expr): Likewise.
3497 (finalize_nesting_tree_1): Likewise.
3499 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3502 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3504 * tree-inline.c (initialize_inlined_parameters): Pass entire
3505 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3507 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3508 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3510 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3512 (vectorizable_reduction): Likewise.
3513 (vectorizable_call): Use new CALL_EXPR iterators.
3514 (vectorizable_conversion): Use build_call_expr.
3515 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3516 (vect_gen_widened_results_half): Use build_call_expr.
3517 (vect_setup_realignment): Likewise.
3518 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3520 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3521 (pass_through_call): Likewise.
3522 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3525 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3526 (tree_gen_pow2_profiler): Likewise.
3527 (tree_gen_one_value_profiler): Likewise.
3528 (tree_gen_ic_func_profiler): Likewise.
3529 (tree_gen_average_profiler): Likewise.
3530 (tree_gen_ior_profiler): Likewise.
3532 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3533 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3534 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3536 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3537 of TREE_CODE_LENGTH.
3539 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3540 of TREE_CODE_LENGTH.
3542 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3544 (convert_to_integer): Likewise.
3546 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3549 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3550 Brooks Moses <brooks.moses@codesourcery.com>
3551 Lee Millward <lee.millward@codesourcery.com>
3553 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3555 * config/frv/frv.c (frv_expand_builtin): Likewise.
3556 * config/s390/s390.c (s390_expand_builtin): Likewise.
3558 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3559 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3561 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3562 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3563 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3564 (ix86_expand_store_builtin): Likewise.
3565 (ix86_expand_unop_builtin): Likewise.
3566 (ix86_expand_unop1_builtin): Likewise.
3567 (ix86_expand_sse_compare): Likewise.
3568 (ix86_expand_sse_comi): Likewise.
3569 (ix86_expand_vec_init_builtin): Likewise.
3570 (ix86_expand_vec_ext_builtin): Likewise.
3571 (ix86_expand_vec_set_builtin): Likewise.
3572 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3574 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3575 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3577 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3578 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3579 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3581 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3583 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3584 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3585 arglist. Use new CALL_EXPR accessors. Fix callers.
3586 (altivec_expand_abs_builtin): Likewise.
3587 (rs6000_expand_binop_builtin): Likewise.
3588 (altivec_expand_predicate_builtin): Likewise.
3589 (altivec_expand_lv_builtin): Likewise.
3590 (spe_expand_stv_builtin): Likewise.
3591 (altivec_expand_stv_builtin): Likewise.
3592 (rs6000_expand_ternop_builtin): Likewise.
3593 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3594 (altivec_expand_st_builtin): Likewise.
3595 (altivec_expand_dst_builtin): Likewise.
3596 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3597 arglist. Use new CALL_EXPR accessors. Fix callers.
3598 (altivec_expand_vec_set_builtin): Likewise.
3599 (altivec_expand_vec_ext_builtin): Likewise.
3600 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3601 (spe_expand_builtin): Likewise.
3602 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3603 arglist. Use new CALL_EXPR accessors. Fix callers.
3604 (spe_expand_evsel_builtin): Likewise.
3605 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3606 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3608 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3609 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3610 (arm_expand_unop_builtin): Likewise.
3611 (arm_expand_builtin): Use new CALL_EXPR accessors.
3613 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3616 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3617 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3618 (bfin_expand_unop_builtin): Likewise.
3619 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3621 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3622 Brooks Moses <brooks.moses@codesourcery.com>
3623 Lee Millward <lee.millward@codesourcery.com>
3625 * c-semantics.c (build_stmt): Add internal diagnostic check.
3627 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3628 accessors. Print arguments explicitly instead of as a list.
3630 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3632 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3633 (c_finish_omp_flish): Likewise.
3635 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3636 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3637 instead of TREE_CODE_LENGTH.
3638 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3639 (c_warn_unused_result): Likewise.
3641 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3644 * doc/invoke.texi (Warning Options): Remove
3645 -Werror-implicit-function-declaration.
3646 (Wimplicit-function-declaration): Update description.
3647 * opts.c (common_handle_option): Move handling of -Werror=* to...
3648 (enable_warning_as_error): ...here.
3649 * opts.h (enable_warning_as_error): Declare.
3650 * c-decl.c (implicit_decl_warning): Unless
3651 -Wno-implicit-function-declaration is given, emit a pedwarn if
3652 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3653 * c.opt (Wimplicit-function-declaration): Replace
3654 mesg_implicit_function_declaration with
3655 warn_implicit_function_declaration.
3656 * c-opts.c (c_common_handle_option):
3657 -Werror-implicit-function-declaration is exactly equal as
3658 -Werror=implicit-function-declaration.
3659 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3660 warn_implicit_function_declaration.
3661 (c_common_post_options): -Wimplict-function-declaration is enabled
3662 by default by -std=c99, otherwise is disabled by default.
3663 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3665 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3667 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3668 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3669 former is ignored but not the latter.
3671 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3673 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3674 is made and the reference doesn't use the alias set of its type,
3675 do not create the temporary using that type.
3677 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3679 * jump.c: Remove prototypes for delete_computation and
3680 delete_prior_computation.
3682 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3684 * jump.c (get_label_after): Delete.
3685 (get_label_before, delete_computation, delete_jump,
3686 delete_prior_computation, follow_jumps): Move...
3687 * reorg.c (delete_computation, delete_prior_computation): ... here...
3688 (get_label_before, delete_jump): ... making these static ...
3689 (follow_jumps): ... and simplifying this since it only runs after
3691 * rtl.h (get_label_after, get_label_before, delete_jump,
3692 follow_jumps): Delete prototypes.
3694 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3696 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3698 2007-02-15 Nick Clifton <nickc@redhat.com>
3700 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3701 order to prevent it from being munged by the target.
3703 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3705 * config/i386/i386.md: Remove misleading comment.
3707 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3709 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3710 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3713 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3715 * tree-sra.c (instantiate_missing_elements): Canonicalize
3717 (sra_build_assignment): New.
3718 (generate_copy_inout, generate_element_copy,
3719 generate_element_zero, generate_one_element_init): Use it.
3721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3723 * tree-sra.c (instantiate_missing_elements): Canonicalize
3725 (sra_build_assignment): New.
3726 (generate_copy_inout, generate_element_copy,
3727 generate_element_zero, generate_one_element_init): Use it.
3729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3731 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3734 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3736 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3737 types as aggregates not scalars.
3738 * function.c (assign_stack_temp_for_type): Likewise.
3740 2007-02-14 Roger Sayle <roger@eyesopen.com>
3741 Zdenek Dvorak <dvorakz@suse.cz>
3743 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3746 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3748 * passes.c (next_pass_1): Clear the next field of the copied
3751 2007-02-14 Richard Henderson <rth@redhat.com>
3753 * tree-sra.c (early_sra): New.
3754 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3755 (tree_sra_early, pass_sra_early): New.
3756 * tree-pass.h (pass_sra_early): Declare.
3757 * passes.c (init_optimization_passes): Use it.
3759 2007-02-14 Richard Guenther <rguenther@suse.de>
3761 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3763 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3765 PR tree-optimization/30771
3766 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3768 (vect_analyze_operations): Induction phis can now be marked as
3770 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3771 Update documentation accordingly.
3773 2007-02-14 Nick Clifton <nickc@redhat.com>
3775 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3776 most 3 arguments are supported.
3777 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3779 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3781 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3782 Ensure dst->current is valid.
3784 2007-02-13 Paul Brook <paul@codesourcery.com>
3786 * config.gcc: Add arm*-*-uclinux-*eabi.
3787 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3788 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3789 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3790 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3791 (LINK_SPEC): Define.
3793 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3795 * config/arm/uclinux-eabi.h: New file.
3796 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3797 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3800 2007-02-13 Ian Lance Taylor <iant@google.com>
3802 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3803 * flags.h (warn_strict_overflow): Declare.
3804 (enum warn_strict_overflow_code): Define.
3805 (issue_strict_overflow_warning): New static inline function.
3806 * opts.c (warn_strict_overflow): New variable.
3807 (common_handle_option): Handle OPT_Wstrict_overflow and
3808 OPT_Wstrict_overflow_.
3809 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3811 * fold-const.c: Include intl.h.
3812 (fold_deferring_overflow_warnings): New static variable.
3813 (fold_deferred_overflow_warning): New static variable.
3814 (fold_deferred_overflow_code): New static variable.
3815 (fold_defer_overflow_warnings): New function.
3816 (fold_undefer_overflow_warnings): New function.
3817 (fold_undefer_and_ignore_overflow_warnings): New function.
3818 (fold_deferring_overflow_warnings_p): New function.
3819 (fold_overflow_warning): New static function.
3820 (make_range): Add strict_overflow_p parameter. Change all
3822 (extract_muldiv, extract_muldiv_1): Likewise.
3823 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3824 tree_expr_nonnegative_p.
3825 (fold_negate_expr): Call fold_overflow_warning.
3826 (fold_range_test): Likewise.
3827 (fold_comparison): Likewise.
3828 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3829 instead of tree_expr_nonnegative_p.
3830 (tree_expr_nonnegative_warnv_p): Rename from
3831 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3832 (tree_expr_nonnegative_p): New function.
3833 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3834 strict_overflow_p parameter.
3835 (tree_expr_nonzero_p): New function.
3836 * passes.c (verify_interpass_invariants): New static function.
3837 (execute_one_pass): Call it.
3838 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3840 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3841 (estimate_numbers_of_iterations): Likewise.
3842 (scev_probably_wraps_p): Likewise.
3843 * tree-ssa-ccp.c: Include "toplev.h".
3844 (evaluate_stmt): Defer fold overflow warnings until we know we are
3846 (struct fold_stmt_r_data): Add stmt field.
3847 (fold_stmt_r): Defer fold overflow warnings until we know we
3849 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3850 (fold_stmt_inplace): Likewise.
3851 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3852 (cleanup_control_expr_graph): Defer fold overflow warnings until
3853 we know we are going to optimize.
3854 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3855 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3857 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3858 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3859 * tree-ssa-loop-manip.c (create_iv): Likewise.
3860 * c-typeck.c (build_conditional_expr): Likewise.
3861 (build_binary_op): Likewise.
3862 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3863 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3864 (extract_range_from_unary_expr): Likewise.
3865 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3866 assuming that signed overflow does not occur.
3867 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3868 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3869 (fold_defer_overflow_warnings): Declare.
3870 (fold_undefer_overflow_warnings): Declare.
3871 (fold_undefer_and_ignore_overflow_warnings): Declare.
3872 (fold_deferring_overflow_warnings_p): Declare.
3873 (tree_expr_nonzero_warnv_p): Declare.
3874 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3876 (Warning Options): Document -Wstrict-overflow.
3877 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3878 (tree-ssa-ccp.o): Likewise.
3879 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3880 (fold-const.o): Depend on intl.h.
3882 2007-02-13 Ian Lance Taylor <iant@google.com>
3885 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3888 2007-02-13 Stuart Hastings <stuart@apple.com>
3890 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3892 2007-02-13 Richard Henderson <rth@redhat.com>
3894 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3895 handled_component_p before looking for the indirect_ref.
3897 2007-02-13 Richard Henderson <rth@redhat.com>
3899 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3900 remove flags clobber.
3901 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3902 (bswaphi_lowpart): New.
3903 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3904 remove TARGET_BSWAP test. Delete expander of the same name.
3906 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3907 (expand_unop): Use them.
3909 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3912 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3913 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3914 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3915 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3916 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3917 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3918 assembler dialect choice from asm templates.
3920 2007-02-12 Richard Henderson <rth@redhat.com>
3922 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3923 (fixuns_trunc<SSEMODEF>si2): Use it.
3924 * config/i386/sse.md (vec_setv4sf_0): Export.
3925 * config/i386/i386.c (ix86_build_const_vector): Export.
3926 (ix86_split_convert_uns_si_sse): Rename from
3927 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3928 * config/i386/i386-protos.h: Update.
3930 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3933 * c-typeck.c (c_finish_return): Improve warning message.
3935 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3937 * alias.c (find_symbolic_term): Delete unused function.
3939 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3942 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3943 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3945 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3947 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3948 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3949 the function, temporarily point the debug interface to the null one.
3951 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3953 * dwarf2out.c (round_up_to_align): New static function.
3954 (field_byte_offset): Use it to round the offset.
3956 2007-02-12 Richard Henderson <rth@redhat.com>
3958 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3959 (inswl_const): Export.
3961 2007-02-12 Richard Henderson <rth@redhat.com>
3963 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3964 result mode of the libcall, convert back to outmode.
3966 2007-02-12 Roger Sayle <roger@eyesopen.com>
3968 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3969 (bswapdi2): New define_expand to implement 32-bit implementation.
3971 2007-02-12 Nick Clifton <nickc@redhat.com>
3973 * doc/invoke.texi (Overall Options): Document --help=.
3974 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3975 (cc1_options): Pass --help= on to cc1.
3976 (display_help): Add description of --help=.
3977 (process_command): Add code to handle --help=. Allow translated
3978 --help and --target-help switches to be passed on to compiler
3980 (main): Remove unused if statement.
3981 * opts.c (columns): Remove.
3982 (LEFT_COLUMN): Define.
3983 (wrap_help): Add columns argument.
3984 (print_filtered_help): Change parameters to be an include bitmask,
3985 an exclude bitmask, an any bitmask and the column width. Move the
3986 code to display the params list here. Add code to display the
3987 status of options rather than their descriptions if the quiet flag
3989 (print_specific_help): Change parameters to be an include bitmask,
3990 an exclude bitmask and an any bitmask. Move code to look up the
3991 column width here. Decide upon the title for an options listing.
3992 (common_handle_options): Add code to handle --help=. Adapt code
3993 for --help and --target-help to use the revised form of the
3994 print_specific_help function.
3995 (print_help): Delete.
3996 (print_param_help): Delete.
3997 (print_switch): Delete.
3998 * opts.h (cl_lang_count): Add prototype.
3999 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4000 CL_MAX_OPTION_CLASS): New defines.
4001 * optc-gen.awk: Add construction of cl_lang_count.
4002 * c.opt: Add Warning attribute to warning options and Optimization
4003 attribute to optimization options.
4004 * common.opt: Likewise.
4006 Add -fhelp and -ftarget-help as aliases for the transformed --help
4007 and --target-help options.
4008 * opt-functions.awk: Add code to handle Warning and Optimization
4011 2007-02-12 Richard Henderson <rth@redhat.com>
4013 * config/alpha/constraints.md: New file.
4014 * config/alpha/alpha.c: Include tm-constrs.h.
4015 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4016 alpha_extra_constraint): Remove.
4017 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4018 * config/alpha/alpha-protos.h: Update.
4019 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4020 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4021 (EXTRA_CONSTRAINT): Remove.
4022 * config/alpha/alpha.md: Include constraints.md.
4023 (adddi splitter): Use satisfies_constraint_*.
4024 * config/alpha/predicates.md (add_operand): Likewise.
4025 (sext_add_operand, addition_operation): Likewise.
4027 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4029 PR tree-optimization/29145
4030 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4031 in our handling of restrict qualified pointers.
4033 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4036 * doc/invoke.texi (Wunused-value): Update description.
4037 (Wextra): Delete item.
4038 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4039 value of Wunused-value.
4040 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4041 (c_finish_stmt_expr): Don't check extra_warnings.
4042 (emit_side_effect_warnings): The caller is responsible to check
4045 2007-02-11 Roger Sayle <roger@eyesopen.com>
4046 Matt Thomas <matt@3am-software.com>
4048 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4050 2007-02-11 Roger Sayle <roger@eyesopen.com>
4052 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4053 comparisons of POPCOUNT against zero.
4054 (simplify_const_relational_operation): Likewise.
4056 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4060 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4062 * dwarf2out.c (root_type): Delete unused function.
4064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4066 * genattrtab.c (contained_in_p): Delete unused function.
4067 (write_expr_attr_cache): Likewise.
4069 2007-02-11 Jan Hubicka <jh@suse.cz>
4071 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4074 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4076 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4077 to add the REG_EQ* note.
4078 * see.c (see_merge_one_use_extension): Likewise.
4079 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4080 turn REG_EQUAL notes into REG_EQUIV notes if the target
4081 register may have more than one set.
4082 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4083 * gcse.c (try_replace_reg): Likewise.
4084 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4085 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4086 more than one REG_EQUIV note.
4087 * reload1.c (gen_reload): Use set_unique_reg_note.
4089 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4092 (ix86_builtin_conversion): New function.
4094 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4097 * tree.h (DECL_REPLACEABLE_P): New macro.
4098 * except.c (set_nothrow_function_flags): Likewise.
4100 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4101 Ira Rosen <irar@il.ibm.com>
4102 Dorit Nuzman <dorit@il.ibm.com>
4104 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4105 * targhooks.c (default_builtin_vectorized_conversion): New.
4106 * targhooks.h (default_builtin_vectorized_function): New declaration.
4107 * target.h (struct vectorize): Add builtin_conversion field.
4108 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4109 stmt_vec_info_type value.
4110 (vectorizable_conversion): New declaration.
4111 * tree-vect-analyze.c (vect_analyze_operations): Add
4112 vectorizable_conversion call.
4113 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4114 * tree-vect-transform.c (vectorizable_conversion): New function.
4115 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4116 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4118 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4119 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4120 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4121 or ALTIVEC_BUILTIN_VCFSX.
4123 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4126 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4127 CONST_DOUBLE and operand 0 is a hard register.
4128 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4129 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4130 is a hard floating-point register.
4132 2007-02-10 Richard Henderson <rth@redhat.com>
4133 Jakub Jelinek <jakub@redhat.com>
4134 Alexandre Oliva <aoliva@redhat.com>
4136 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4137 * builtin-types.def (BT_WORD): Make unsigned.
4138 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4139 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4140 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4141 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4142 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4143 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4145 * expr.c (emutls_var_address): New.
4146 (expand_expr_real_1): Expand emulated tls.
4147 (expand_expr_addr_expr_1): Likewise.
4148 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4149 * output.h (emutls_finish): Declare.
4150 * toplev.c (compile_file): Call it.
4151 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4152 address before wrapping in CONST.
4153 * varasm.c (emutls_htab, emutls_object_type): New.
4154 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4155 (get_emutls_object_name, get_emutls_object_type): New.
4156 (get_emutls_init_templ_addr, emutls_decl): New.
4157 (emutls_common_1, emutls_finish): New.
4158 (assemble_variable): When emulating tls, swap decls; generate
4159 constructor for the emutls objects.
4160 (do_assemble_alias): When emulating tls, swap decl and target name.
4161 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4163 * varpool.c (decide_is_variable_needed): Look at force_output.
4164 Recurse for emulated tls.
4165 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4166 with decide_is_variable_needed.
4167 * emutls.c: New file.
4168 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4169 tls_object for real tls.
4171 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4173 PR rtl-optimization/29599
4174 * reload1.c (eliminate_regs_in_insn): Take the destination
4175 mode into account when computing the offset.
4177 2007-02-09 Stuart Hastings <stuart@apple.com>
4178 Richard Henderson <rth@redhat.com>
4180 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4181 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4182 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4183 fixuns_truncdfhi2): New.
4184 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4185 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4186 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4187 (floatunssidf2): Allow nonimmediate source.
4188 * gcc/config/i386/sse.md (movdi_to_sse): New.
4189 (vec_concatv2di): Drop '*'.
4190 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4191 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4192 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4194 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4195 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4196 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4197 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4198 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4199 ix86_build_const_vector.
4200 (x86_emit_floatuns): Rewrite.
4202 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4204 * genautomata.c (longest_path_length): Delete unused function.
4205 (struct state): Delete unused longest_path_length.
4206 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4207 (get_free_state): Delete unused.
4209 2007-02-09 Jan Hubicka <jh@suse.cz>
4211 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4212 * doc/invoke.texi (inline-unit-growth): Update default value.
4214 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4215 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4216 (rebuild_cgraph_edges): Likewise.
4217 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4218 (dump_cgraph_node): Dump frequencies.
4219 (cgraph_clone_edge): Add frequency scales.
4220 (cgraph_clone_node): Add freuqnecy.
4221 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4222 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4223 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4224 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4225 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4226 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4227 (save_inline_function_body): Likewise.
4228 * ipa-inline.c: inluce rtl.h
4229 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4230 (cgraph_edge_badness): Use frequencies.
4231 (cgraph_decide_recursive_inlining): Update clonning.
4232 (cgraph_decide_inlining_of_small_function): Dump frequency.
4233 * predict.c (estimate_bb_frequencies): Export.
4234 * predict.h (estimate_bb_frequencies): Declare.
4235 * tree-inline.c (copy_bb): Watch overflows.
4236 (expand_call_inline): Update call of cgraph_create_edge.
4237 (optimize_inline_calls): Use TODO flags to update frequnecies.
4238 * passes.h: Include predict.h
4239 (init_optimization_passes): Move profile ahead.
4240 (execute_function_todo): Handle TODO_rebuild_frequencies.
4242 2007-02-09 Roger Sayle <roger@eyesopen.com>
4244 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4245 the insbl or inswl pattern into a register.
4247 2007-02-09 Roger Sayle <roger@eyesopen.com>
4249 * config/ia64/ia64.md (bswapdi2): New define_insn.
4251 2007-02-09 Richard Henderson <rth@redhat.com>
4253 * config/i386/constraints.md (Ym): New constraint.
4254 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4255 (movdi_1_rex64): Split sse and xmm general register moves from
4256 memory move alternatives. Use conditional register constraints.
4257 (movsf_1, movdf_integer): Likewise.
4258 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4259 (movdf_integer_rex64): New.
4260 (pushsf_rex64): Fix output constraints.
4261 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4262 (sse2_stored): Likewise.
4263 (sse2_storeq_rex64): New.
4264 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4265 amd and not generic.
4266 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4267 for optimize_size. Remove SF/DFmode hack.
4269 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4271 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4274 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4275 Richard Sandiford <richard@codesourcery.com>
4277 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4278 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4279 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4280 m68k/t-mlib to tmake_file.
4281 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4282 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4283 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4284 Allow it to be cf or m68k. Set m68k_arch_family. If that
4285 variable is not empty, add t-$m68k_arch_family to tmake_file.
4286 Add t-mlibs to tmake_file.
4287 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4288 * config/m68k/t-cf: New file.
4289 * config/m68k/t-m68k: Likewise.
4290 * config/m68k/t-mlibs: Likewise.
4291 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4292 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4293 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4294 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4295 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4297 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4298 (INSTALL_LIBGCC): Delete.
4299 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4300 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4301 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4302 (M68K_MLIB_CPU): Define.
4303 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4304 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4305 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4307 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4308 Richard Guenther <rguenther@suse.de>
4311 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4312 against INT_MIN/INT_MAX.
4313 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4314 file if a loop is removed.
4316 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4318 * calls.c (store_one_arg): Pass correct alignment to
4319 emit_push_insn for non-BLKmode values.
4320 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4321 unaligned stack slot via a suitably aligned slot.
4323 2007-02-08 DJ Delorie <dj@redhat.com>
4325 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4327 (legal_subregs): Use unsigned char, make const.
4328 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4330 2007-02-08 Paul Brook <paul@codesourcery.com>
4332 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4333 special interworking needed.
4335 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4337 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4338 conditional to __SSE2__.
4339 (Entries below should have been added to first ChangeLog
4340 entry for amdfam10 dated 2007-02-05)
4341 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4343 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4345 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4348 2007-02-08 DJ Delorie <dj@redhat.com>
4350 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4351 * config/m32c/m32c.c (legal_subregs): New.
4352 (m32c_illegal_subreg_p): New.
4353 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4354 unsupported subregs of hard regs.
4356 2007-02-08 Jan Hubicka <jh@suse.cz>
4358 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4359 the same one; always update histograms.
4361 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4363 * passes.c (init_optimization_passes): Tidy comment.
4365 2007-02-08 Roger Sayle <roger@eyesopen.com>
4367 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4368 strip zero_extend, bswap and rotates from POCOUNT's argument.
4369 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4370 zero_extend and rotates from PARITY's argument.
4371 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4372 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4373 of an integer constant at compile-time.
4375 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4378 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4380 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4383 * tree-ssa-live.c (remove_unused_locals): Do not remove
4384 TREE_ADDRESSABLE variables.
4385 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4386 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4387 FOR_CLOBBER. Update all users.
4388 If VAR has an associated alias set, add a virtual operand for
4389 it if no alias is found to conflict with the memory reference.
4391 2007-02-07 Jan Hubicka <jh@suse.cz>
4392 Robert Kidd <rkidd@crhc.uiuc.edu>
4394 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4396 2007-02-07 Ian Lance Taylor <iant@google.com>
4398 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4400 2007-02-07 Roger Sayle <roger@eyesopen.com>
4402 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4403 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4404 tablejumpdi, movsi_to_cr_one): Remove constraints from
4405 define_expand's match_operands.
4407 2007-02-07 Roger Sayle <roger@eyesopen.com>
4409 * global.c (compute_regsets): Move declatation of "i" inside of
4410 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4412 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4415 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4416 of INDIRECT_REF <RESULT_DECL>.
4418 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4420 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4421 Kaz Kojima <kkojima@gcc.gnu.org>
4424 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4426 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4428 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4430 * doc/loop.texi: Document possibility not to perform disambiguation
4431 of loops with multiple latches.
4432 * cfgloopmanip.c (alp_enum_p): Removed.
4433 (add_loop): Handle subloops. Use get_loop_body_with_size.
4434 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4435 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4436 the new forwarder block.
4437 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4438 Handle the case latch is NULL.
4439 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4440 when marking loop exits.
4441 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4443 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4444 disambiguate_loops_with_multiple_latches.
4445 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4446 before fix_loop_structure.
4447 * cfgloop.c: Include pointer-set.h and output.h.
4448 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4449 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4450 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4451 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4452 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4453 disambiguate_multiple_latches, get_loop_body_with_size,
4454 disambiguate_loops_with_multiple_latches): New functions.
4455 (flow_loop_dump): Dump multiple latch edges.
4456 (flow_loop_nodes_find): Handle loops with multiple latches.
4457 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4458 (glb_enum_p): Modified.
4459 (get_loop_body): Use get_loop_body_with_size.
4460 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4461 (AVOID_CFG_MODIFICATIONS): New constant.
4462 (disambiguate_loops_with_multiple_latches, add_loop,
4463 get_loop_body_with_size): Declare.
4464 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4466 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4469 * global.c (compute_regsets): New function.
4470 (global_alloc): Refactored ELIMINABLE_REGSET
4471 and NO_GLOBAL_ALLOC_REGS computation out.
4472 (rest_of_handle_global_alloc): Call compute_regsets()
4473 for non-optimizing case.
4475 2007-02-06 Richard Henderson <rth@redhat.com>
4477 * config/i386/constraints.md (Y2): Rename from Y.
4478 (Yi): New constraint.
4479 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4480 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4481 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4482 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4483 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4484 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4485 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4486 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4487 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4488 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4489 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4490 vec_extractv2si_1): Change Y constraints to Y2.
4491 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4492 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4493 Change Y constraints to Y2.
4494 (sse2_loadld): Change Y constraints to x.
4496 2007-02-06 Roger Sayle <roger@eyesopen.com>
4498 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4499 (parity<mode>2): New define_expand using rs6000_emit_parity.
4500 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4501 rs6000_emit_parity): New functions.
4502 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4503 rs6000_emit_parity): Prototype here.
4505 2007-02-06 Ian Lance Taylor <iant@google.com>
4507 * lower-subreg.c (simple_move_operand): Reject CONST.
4508 (resolve_clobber): Call validate_change rather than directly
4509 assigning to XEXP (pat, 0).
4511 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4513 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4514 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4515 (tree-cfg.o): Remove hashtab.h dependency.
4517 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4518 (struct ivopts_data): Change niters to pointer_map_t.
4519 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4520 (niter_for_exit): Create pointer_map on demand. Change for
4522 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4523 (free_loop_data): Destroy data->niters if created and reset field.
4524 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4525 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4527 * tree-ssa-reassoc.c: Include pointer-set.h.
4528 (bb_rank): Change to long *.
4529 (operand_rank): Change to pointer_map_t.
4530 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4531 (insert_operand_rank): Accept long.
4532 (operand_entry_hash, operand_entry_eq): Remove.
4533 (get_rank): Return long. Adjust for changes above.
4534 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4536 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4538 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4539 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4540 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4542 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4543 directly since it cannot be NULL.
4544 (get_vi_for_tree): Rewrite for pointer_map API.
4545 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4546 (init_alias_vars): Create vi_for_tree as pointer_map.
4547 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4549 * tree-cfg.c: Don't include hashtab.h.
4550 (edge_to_cases): Declare as pointer_map.
4551 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4553 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4554 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4555 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4557 (record_switch_edge): Delete.
4558 (get_cases_for_edge): Adjust for pointer_map API, inline
4559 record_switch_edge (rewritten for new API), remove goto.
4561 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4563 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4564 * tree-nested.c: Include pointer-set.h.
4565 (var_map_elt, var_map_eq, var_map_hash): Delete.
4566 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4568 (nesting_info_bitmap_obstack): New.
4569 (lookup_field_for_decl): Adjust for pointer_map API.
4570 (lookup_tramp_for_decl): Adjust for pointer_map API.
4571 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4572 (get_local_debug_decl): Adjust for pointer_map API.
4573 (convert_nl_goto_reference): Adjust for pointer_map API.
4574 (convert_nl_goto_receiver): Adjust for pointer_map API.
4575 (create_nesting_tree): Create outside GGC space. Create bitmap on
4576 the new obstack. Create field_map and var_map as pointer_maps.
4577 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4579 (lower_nested_functions): Move root here, no need to NULL it.
4580 Initialize and release the obstack.
4582 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4584 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4585 Remove prototypes and make them non-static.
4586 (struct tree_int_map): Remove.
4587 * tree.h (struct tree_int_map): Move here, turning TO into an
4589 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4591 * tree.h (TREE_COMPLEXITY): Remove.
4592 (struct tree_exp): Remove complexity field.
4593 * tree.c (build1_stat): Don't set it.
4595 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4596 Victor Kaplansky <victork@il.ibm.com>
4598 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4599 (vect_is_simple_reduction): Support reduction with induction as
4600 one of the operands.
4601 (vect_is_simple_iv_evolution): Fix formatting.
4602 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4603 formatting. Don't mark induction phis for vectorization.
4604 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4605 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4606 (vect_get_vec_def_for_operand): Support induction.
4607 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4609 (vectorizable_reduction): Support reduction with induction as one of
4611 (vectorizable_type_demotion): Use def-type of stmt argument rather
4612 than dummy def-type.
4614 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4615 flag_tree_scev_cprop.
4616 * common.opt (tree-scev-cprop): New flag.
4618 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4619 call to vect_get_new_vect_var.
4621 2007-02-06 Ira Rosen <irar@il.ibm.com>
4623 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4624 vectype is not NULL.
4625 (vect_pattern_recog_1): Likewise.
4627 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4629 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4630 (fold_negate_expr): Likewise.
4632 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4635 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4636 even if cv-qualification is the same.
4638 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4640 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4641 __enable_execute_stack on completion.
4643 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4645 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4646 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4647 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4648 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4649 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4650 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4651 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4652 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4656 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4657 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4658 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4659 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4660 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4661 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4662 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4663 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4664 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4665 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4666 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4667 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4668 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4669 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4670 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4671 sqrtextenddfxf2_i387): Added amdfam10_decode.
4673 * config/i386/athlon.md (athlon_idirect_amdfam10,
4674 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4675 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4676 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4677 athlon_ivector_store_amdfam10): New define_insn_reservation.
4678 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4683 * config/i386/athlon.md (athlon_call_amdfam10,
4684 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4685 define_insn_reservation.
4686 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4687 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4688 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4690 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4692 * config/i386/athlon.md (athlon_sseld_amdfam10,
4693 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4694 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4698 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4699 define_insn_reservation.
4700 * config/i386/i386.md (sseins): Added sseins to define_attr type
4701 and define_attr unit.
4702 * config/i386/sse.md: Set type attribute to sseins for insertq
4705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4707 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4708 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4709 ssecomi_load_amdfam10, ssecomi_amdfam10,
4710 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4711 define_insn_reservation.
4712 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4716 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4717 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4718 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4719 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4720 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4721 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4722 define_insn_reservation.
4724 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4725 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4726 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4727 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4728 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4732 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4733 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4734 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4735 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4736 athlon_ssemul_load_k8): Added amdfam10.
4738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4740 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4741 (x86_sse_unaligned_move_optimal): New variable.
4743 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4745 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4746 for unaligned vector SSE double/single precision loads for AMDFAM10.
4748 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4750 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4751 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4752 Define TARGET_CPU_DEFAULT_amdfam10.
4753 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4754 (processor_type): Add PROCESSOR_AMDFAM10.
4756 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4757 processor_type in config/i386/i386.h.
4758 Enable imul peepholes for TARGET_AMDFAM10.
4760 * config.gcc: Add support for --with-cpu option for amdfam10.
4762 * config/i386/i386.c (amdfam10_cost): New variable.
4763 (m_AMDFAM10): New macro.
4764 (m_ATHLON_K8_AMDFAM10): New macro.
4765 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4766 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4767 x86_promote_QImode, x86_integer_DFmode_moves,
4768 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4769 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4770 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4771 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4772 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4773 Enable/disable for amdfam10.
4774 (override_options): Add amdfam10_cost to processor_target_table.
4775 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4776 processor_alias_table.
4777 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4778 (ix86_adjust_cost): Add code for amdfam10.
4780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4782 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4783 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4784 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4785 * config/i386/i386.h: Add builtin definition for SSE4A.
4786 * config/i386/i386.md: Add support for ABM instructions
4788 * config/i386/sse.md: Add support for SSE4A instructions
4789 (movntss, movntsd, extrq, insertq).
4790 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4791 Add -march=amdfam10 flag.
4792 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4793 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4795 * doc/extend.texi: Add documentation for SSE4A builtins.
4797 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4799 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4801 2007-02-05 Richard Guenther <rguenther@suse.de>
4803 * tree-vectorizer.h (vectorizable_function): Add argument type
4804 argument, change return type.
4805 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4806 * tree-vect-transform.c (vectorizable_function): Handle extra
4807 argument, return vectorized function decl.
4808 (build_vectorized_function_call): Remove.
4809 (vectorizable_call): Handle calls with result and argument types
4810 differing. Handle loop vectorization factor correctly.
4811 * targhooks.c (default_builtin_vectorized_function): Adjust for
4813 * targhooks.h (default_builtin_vectorized_function): Likewise.
4814 * target.h (builtin_vectorized_function): Add argument type
4816 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4817 extra argument, allow vectorizing of lrintf.
4818 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4819 documentation of target hook.
4821 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4824 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4825 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4826 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4828 2007-02-05 Roger Sayle <roger@eyesopen.com>
4830 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4831 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4832 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4833 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4834 before canonicalizing sincos to cexpi.
4835 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4837 2007-02-05 Roger Sayle <roger@eyesopen.com>
4839 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4840 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4841 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4843 2007-02-05 Roger Sayle <roger@eyesopen.com>
4845 * mips-tfile.c (initialize_init_file): Correct endianness test.
4847 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4849 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4852 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4854 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4855 saves in a PARALLEL before the register assignments.
4857 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4859 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4860 DWARF_FRAME_RETURN_COLUMN to be a general register.
4861 * dwarf2out.c (init_return_column_size): New function, split from...
4862 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4863 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4864 to be nongeneral registers.
4865 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4867 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4868 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4870 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4872 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4874 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4876 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4877 (remove_path): Use can_remove_branch_p and remove_branch instead
4878 of loop_delete_branch_edge.
4879 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4880 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4881 Update profile using scale_dominated_blocks_in_loop.
4882 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4883 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4884 (can_remove_branch_p, remove_branch): Declare.
4885 * tree-cfg.c (tree_can_remove_branch_p): New function.
4886 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4887 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4888 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4890 2007-02-05 Jan Hubicka <jh@suse.cz>
4893 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4894 nodes in cgraph, don't remove offline copy of the function.
4896 2007-02-04 Jan Hubicka <jh@suse.cz>
4898 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4899 vectors might cause maybe_lookup_element_for_expr to be called
4900 on non-sra-candidate.
4902 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4904 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4905 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4906 spelling conventions.
4908 2007-02-04 Richard Guenther <rguenther@suse.de>
4911 * fold-const.c (try_move_mult_to_index): Make sure to not
4912 overflow one dimension of a multi-dimensional array access.
4914 2007-02-04 Jan Hubicka <jh@suse.cz>
4916 * passes.c (init_optimization_passes): Reindent.
4918 2007-02-04 Jan Hubicka <jh@suse.cz>
4919 Eric Botcazou <ebotcazou@adacore.com>
4921 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4922 (execute_fixup_cfg): Break out the abnormal goto code.
4923 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4924 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4925 (optimize_inline_calls): Call make_nonlocal_label_edges.
4927 2007-02-04 Jan Hubicka <jh@suse.cz>
4929 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4930 true when something was changed.
4931 (rename_ssa_copies): When something was changed, do
4932 TODO_remove_unused_locals.
4933 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4934 add TODO_remove_unused_locals when instruction was removed.
4936 2007-02-04 Jan Hubicka <jh@suse.cz>
4938 * ipa-inline.c (try_inline): Improve debug output; work on already
4940 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4941 call try_inline for already inlined edges too when flattening;
4942 inline also functions that make callee growth but overall unit size
4945 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4947 * config/m32c/bitops.md, config/m32c/jump.md,
4948 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4949 config/m32r/m32r.h, config/m32r/m32r.md,
4950 config/m32r/predicates.md, config/m68hc11/larith.asm,
4951 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4952 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4953 config/mips/mips-protos.h, config/mips/mips.c,
4954 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4955 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4956 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4957 spelling conventions.
4959 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4960 Follow spelling conventions.
4962 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4964 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4965 warn about C++0x compatibility.
4967 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4969 * config/h8300/h8300.c, config/h8300/h8300.h,
4970 config/h8300/h8300.md: Follow spelling conventions.
4972 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4975 * combine.c (try_combine): Do not substitute source operand
4976 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4978 2007-02-03 Jan Hubicka <jh@suse.cz>
4980 PR gcov-profile/30650
4981 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4982 do not divide by zero for never executed counters.
4983 (tree_find_values_to_profile): Fix counters.
4984 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4986 2007-02-03 Ian Lance Taylor <iant@google.com>
4988 * lower-subreg.c (simple_move_operand): New static function,
4989 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4991 (simple_move): Call simple_move_operand.
4992 (find_decomposable_subregs): Add special handling of MEMs.
4993 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4994 meaning of return value. If we see a hard register, test whether
4995 it can store a word_mode value. Change all callers.
4997 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4999 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5000 ftrapv insns and expanders.
5001 (subdi3): Change define_expand operand 1 to arith11_operand, and
5002 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5003 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5004 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5008 * varasm.c (notice_global_symbol): Treat global objects as weak when
5011 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * emit-rtl.c (dconstpi): Delete.
5015 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5016 * real.h (dconstpi): Delete.
5018 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5019 (fold_builtin_hypot): Likewise.
5021 2007-02-03 Tom Tromey <tromey@redhat.com>
5024 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5025 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5027 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5029 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5030 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5031 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5032 config/rs6000/cell.md, config/rs6000/darwin.h,
5033 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5034 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5035 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5036 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5037 typos. Follow spelling conventions.
5038 * doc/invoke.texi: Follow spelling conventions.
5040 2007-02-03 Roger Sayle <roger@eyesopen.com>
5042 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5043 canonicalization transformations that attempt to simplify integer
5044 constant comparisons to become comparisons against zero.
5046 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5048 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5050 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5051 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5053 2007-02-02 Mike Stump <mrs@apple.com>
5055 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5056 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5057 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5058 generate a branch island.
5060 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5062 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5063 (xtensa_legitimate_address_p): New.
5064 (xtensa_legitimize_address): New.
5065 (xtensa_output_addr_const_extra): New.
5066 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5068 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5069 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5070 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5071 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5072 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5073 (xtensa_legitimize_address): New.
5074 (xtensa_output_addr_const_extra): New.
5076 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5078 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5080 2007-02-02 Ian Lance Taylor <iant@google.com>
5082 * expmed.c (expand_divmod): Add comment.
5084 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5086 * emit-rtl.c (renumber_insns): Remove.
5087 * flags.h: Remove the extern for flag_renumber_insns.
5088 * rtl.h: Remove the prototype for renumber_insns.
5089 * toplev.c (flag_renumber_insns): Remove.
5091 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5093 Revert for x86 darwin:
5094 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5096 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5097 code before the following patch under TARGET_MACHO.
5098 (ix86_function_value_regno_p): Likewise.
5100 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5102 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5105 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5108 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5109 general or fp registers. Add comments.
5110 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5112 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5114 * pointer-set.c (insert_aux): Only return insertion slot.
5115 (pointer_set_insert): Adjust.
5116 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5117 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5118 pointer_map_traverse): New.
5119 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5120 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5121 pointer_map_contains, pointer_map_traverse): Declare.
5123 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5126 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5127 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5129 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5131 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5133 (struct _dep): New type.
5134 (dep_t): New typedef.
5135 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5136 (DEP_STATUS): New access macro. The macro with the same name was
5137 renamed to DEP_LINK_STATUS.
5138 (dep_init): Declare function
5140 (struct _dep_link): New type.
5141 (dep_link_t): New typedef.
5142 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5143 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5144 (DEP_LINK_STATUS): New macro.
5145 (debug_dep_links): New debug function.
5147 (struct _deps_list): New type.
5148 (deps_list_t): New typedef.
5149 (DEPS_LIST_FIRST): New access macro.
5150 (FOR_EACH_DEP_LINK): New cycle macro.
5151 (create_deps_list, free_deps_list, delete_deps_list): Declare
5153 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5154 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5155 (copy_deps_list_change_con): Ditto.
5157 (move_dep_link): Declare function.
5159 (struct _dep_node): New type.
5160 (dep_node_t): New typedef.
5161 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5163 (struct haifa_insn_data.back_deps): New field to hold backward
5164 dependencies of the insn.
5165 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5167 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5168 Change its type to deps_list_t.
5169 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5170 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5171 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5173 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5175 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5177 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5179 (dep_cost): Declare.
5181 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5182 (ds_to_dk, dk_to_ds): New functions.
5184 (init_dep_1): New static function.
5185 (init_dep): New function.
5186 (copy_dep): New static function.
5188 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5190 (detach_dep_link): New static function.
5191 (move_dep_link): New function.
5193 (dep_links_consistent_p, dump_dep_links): New static functions.
5194 (debug_dep_links): New debugging function.
5196 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5198 (alloc_deps_list, init_deps_list): New static functions.
5199 (create_deps_list): New function.
5200 (clear_deps_list): New static function.
5201 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5202 (deps_list_consistent_p, dump_deps_list): New static functions.
5203 (debug_deps_list): New function.
5204 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5206 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5208 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5209 use new scheduler dependencies lists.
5210 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5211 (sched_analyze): Ditto. Initialize dependencies lists.
5212 (add_forw_dep, compute_forward_dependences): Update to use new
5213 scheduler dependencies lists.
5215 (init_dependency_caches): Init deps_obstack.
5216 (free_dependency_caches): Free deps_obstack.
5218 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5219 new scheduler dependencies lists.
5220 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5221 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5223 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5224 Update to use new scheduler dependencies lists.
5225 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5226 (debug_dependencies): Ditto.
5227 (schedule_region): Update comments.
5229 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5230 scheduler dependencies lists.
5231 (schedule_ebb): Update comments.
5233 * rtl.def (DEPS_LIST): Remove.
5235 * lists.c (unused_deps_list): Remove.
5236 (free_list): Update assertions.
5238 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5239 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5241 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5242 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5244 * haifa-sched.c (comments): Update.
5245 (insn_cost1): Remove. Inline the code into insn_cost ().
5246 (insn_cost): Update to use new scheduler dependencies lists. Move
5247 processing of the dependency cost to dep_cost ().
5248 (dep_cost): New function. Use it instead of insn_cost () when
5249 evaluating cost of the dependency. Use compatible interface to
5250 interact with the target.
5251 (priority): Update to use new scheduler dependencies lists.
5252 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5253 with greater number of insns that depend on the insn.
5254 (schedule_insn): Update to use new scheduler dependencies lists. Add
5255 code to free backward dependencies lists. Inline and optimize code
5256 from resolve_dep () - see PR28071.
5257 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5258 lists. Update call to targetm.sched.is_costly_dependence hook.
5260 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5261 scheduler dependencies lists.
5263 (resolve_dep): Remove. Move the logic to schedule_insn ().
5264 (init_h_i_d): Initialize dependencies lists.
5266 (process_insn_depend_be_in_spec): Rename to
5267 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5269 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5270 Update to use new scheduler dependencies lists.
5271 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5273 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5274 new scheduler dependencies lists.
5275 (build_intra_loop_deps): Ditto.
5277 * target.h (struct _dep): Declare to use in
5278 gcc_target.sched.is_costly_dependence.
5279 (struct gcc_target.sched.adjust_cost): Fix typo.
5280 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5281 single dep_t parameter instead of an equivalent triad.
5282 (struct gcc_target.sched.adjust_cost_2): Remove.
5284 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5286 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5288 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5290 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5292 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5293 (REG_DEP_TRUE): Document.
5295 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5296 Change signature to correspond to the targetm.sched.adjust_cost hook.
5297 Update use in TARGET_SCHED_ADJUST_COST_2.
5298 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5299 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5300 new scheduler dependencies lists.
5301 (ia64_gen_check): Ditto.
5303 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5306 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5307 signature to correspond to the targetm.sched.is_costly_dependence hook.
5308 (is_costly_group): Update to use new scheduler dependencies lists.
5310 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5311 instead of INSN_COST () macro.
5313 2007-02-01 Ian Lance Taylor <iant@google.com>
5315 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5317 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5319 * pa.md (tp_load): Correct mfctl instruction syntax.
5321 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5323 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5324 altivec_padding_size calculation on AIX. Improve comment, add
5325 assert to verify that it's right.
5327 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5330 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5333 * global.c (global_alloc): Add mising initialization of
5336 2007-02-01 Roger Sayle <roger@eyesopen.com>
5338 * alias.c (init_alias_analysis): Correct whitespace.
5339 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5340 partition_hot_cold_basic_blocks): Likewise.
5341 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5342 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5343 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5344 fold_builtin_snprintf_chk, fold_builtin_printf,
5345 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5346 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5347 * cfgcleanup.c (cleanup_cfg): Likewise.
5348 * cfgexpand.c (tree_expand_cfg): Likewise.
5349 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5350 * function.c (get_next_funcdef_no): Likewise.
5351 * gengtype.c (main): Likewise.
5352 * genmodes.c (main): Likewise.
5353 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5354 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5355 * ifcvt.c (noce_emit_move_insn): Likewise.
5356 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5358 * stor-layout.c (get_best_mode): Likewise.
5359 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5360 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5361 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5362 perform_var_substitution, solve_graph): Likewise.
5363 * tree-vrp.c (vrp_finalize): Likewise.
5365 2007-02-01 Ian Lance Taylor <iant@google.com>
5367 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5368 high part of a paradoxical subreg, return a constant zero.
5370 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5372 * toplev.c (lang_dependent_init): Call init_set_costs.
5373 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5375 2007-02-01 Richard Guenther <rguenther@suse.de>
5378 * fold-const.c (fold_negate_expr): Allow negating a
5379 constant if overflow does not change.
5381 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5383 * doc/c-tree.texi (Expression trees): Improve markup.
5384 * doc/tm.texi (Register Classes, Addressing Modes)
5385 (Floating Point): Fix spacing after abbreviations. Fix some
5388 2007-02-01 Ben Elliston <bje@au.ibm.com>
5390 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5391 * doc/contrib.texi: Likewise.
5392 * doc/install.texi: Likewise.
5394 2007-01-31 Richard Henderson <rth@redhat.com>
5395 Ian Lance Taylor <iant@google.com>
5397 * lower-subreg.c: New file.
5398 * rtl.def (CONCATN): Define.
5399 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5401 * emit-rtl.c (update_reg_offset): New static function, broken out
5402 of gen_rtx_REG_offset.
5403 (gen_rtx_REG_offset): Call update_reg_offset.
5404 (gen_reg_rtx_offset): New function.
5405 * regclass.c: Revert patch of 2006-03-05, restoring
5407 (clear_reg_info_regno): New function.
5408 * dwarf2out.c (concatn_loc_descriptor): New static function.
5409 (loc_descriptor): Handle CONCATN.
5410 * common.opt (fsplit_wide_types): New option.
5411 * opts.c (decode_options): Set flag_split_wide_types when
5413 * timevar.def (TV_LOWER_SUBREG): Define.
5414 * rtl.h (gen_reg_rtx_offset): Declare.
5415 (reg_scan_update): Declare.
5416 * regs.h (clear_reg_info_regno): Declare.
5417 * tree-pass.h (pass_lower_subreg): Declare.
5418 (pass_lower_subreg2): Declare.
5419 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5420 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5422 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5423 * Makefile.in (OBJS-common): Add lower-subreg.o.
5424 (lower-subreg.o): New target.
5426 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5428 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5430 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5433 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5435 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5440 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5442 * cfgloop.h: Include vec-prim.h.
5443 (enum li_flags): Remove LI_ONLY_OLD.
5444 (loop_iterator): Changed.
5445 (fel_next, fel_init): Iterate over loop tree.
5446 (FOR_EACH_LOOP_BREAK): New macro.
5447 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5449 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5450 * modulo-sched.c (sms_schedule): Ditto.
5451 * tree-vectorizer.c (vectorize_loops): Ditto.
5452 * doc/loop.texi: Update information on loop numbering and behavior of
5453 FOR_EACH_LOOP wrto new loops.
5454 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5455 add_to_evolution_1): Test nestedness of loops instead of comparing
5457 * tree-chrec.c (chrec_fold_plus_poly_poly,
5458 chrec_fold_multiply_poly_poly, chrec_evaluate,
5459 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5460 reset_evolution_in_loop): Ditto.
5461 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5463 2007-01-31 Dirk Mueller <dmueller@suse.de>
5465 * c-common.c (warn_about_parentheses): Separate warning about
5466 un-parenthized sequence of comparison operators from the one
5467 which is supposed to warn about x <= y <= z.
5469 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5471 * optabs.h (enum optab_index): Add new OTI_isinf.
5472 (isinf_optab): Define corresponding macro.
5473 * optabs.c (init_optabs): Initialize isinf_optab.
5474 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5476 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5477 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5479 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5480 expand_builtin_interclass_mathfn.
5481 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5482 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5483 (fxam<mode>2_i387): New insn pattern.
5484 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5485 built-in functions as x87 inline asm.
5487 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5489 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5491 2007-01-30 Eric Christopher <echristo@apple.com>
5493 * config.gcc: Add geode.
5495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5497 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5498 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5499 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5500 value-prof.c: Fix comment typos.
5502 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5505 * doc/invoke.texi (Wpointer-arith): Document warning.
5507 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5509 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5510 the list of discrepancies from the draft TR.
5512 2007-01-30 Dirk Mueller <dmueller@suse.de>
5515 * doc/invoke.texi (-Wreturn-type): Update description to
5518 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5520 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5522 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5524 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5525 to handle optabs that operate on floating point input argument and
5526 output to integer output.
5527 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5528 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5529 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5530 expand_builtin_interclass_mathfn ().
5531 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5533 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5534 ilogbl built-in functions as x87 intrinsics.
5536 2007-01-30 Richard Guenther <rguenther@suse.de>
5539 * dwarf2out.c (reference_to_unused): Query varpool if the
5540 variable was output.
5542 2007-01-30 Richard Guenther <rguenther@suse.de>
5545 * passes.c (execute_one_pass): Reset in_gimple_form to not
5546 confuse non-unit-at-a-time mode.
5548 2007-01-29 Roger Sayle <roger@eyesopen.com>
5549 Richard Guenther <rguenther@suse.de>
5551 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5552 avoid undefined behaviour on overflow. Use force_fit_type_double
5553 to construct the constant with the specified TREE_OVERFLOW.
5555 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5557 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5558 * config/dfp-bit.h: Ditto.
5560 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5562 * c-decl.c (pop_scope): Replace warnings with call to
5563 warn_for_unused_label.
5564 * c-common.h (warn_for_unused_label): Declare.
5565 * c-common.c (warn_for_unused_label): Define.
5567 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5569 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5572 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5574 * Makefile.in (USER_H): Remove decfloat.h.
5575 * ginclude/decfloat.h: Delete, moving contents to ...
5576 * ginclude/float.h: Add support for decimal floating point,
5577 guarded by __STDC_WANT_DEC_FP__.
5579 2007-01-29 Mike Stump <mrs@apple.com>
5581 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5582 Analysis and Representation to resolve case insensitive conflict.
5583 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5585 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5587 * tree.h (struct tree_memory_tag): Add aliases member.
5588 (MTAG_ALIASES): New macro.
5589 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5590 (add_may_alias): Remove pointer-set. Update for may_aliases being
5592 (mark_aliases_call_clobbered): Update for may_aliases being a
5594 (compute_tag_properties): Ditto.
5595 (create_partition_for): Ditto.
5596 (compute_memory_partitions): Ditto.
5597 (dump_may_aliases_for): Ditto.
5598 (is_aliased_with): Ditto.
5599 (add_may_alias_for_new_tag): Ditto.
5600 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5601 (compute_is_aliased): New function.
5602 (compute_may_aliases): Call compute_is_aliased).
5603 (init_alias_info): Initialize alias_bitmap_obstack.
5604 (union_alias_set_into): New function.
5605 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5606 (have_common_aliases_p): Rewrite to take two bitmaps and use
5608 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5610 (finalize_ref_all_pointers): Update for add_may_alias changes.
5611 (new_type_alias): Ditto.
5612 * tree-flow-inline.h (may_aliases): Return a bitmap.
5613 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5614 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5615 may_aliases being a bitmap.
5616 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5617 may_aliases now returns a bitmap.
5618 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5620 * tree-ssa-operands.c (add_virtual_operand): Update for
5621 may_aliases being a bitmap.
5623 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5625 PR tree-optimization/30630
5626 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5627 variable as changed.
5629 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5632 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5633 expanded only once even if an error occurs.
5635 2007-01-29 Ben Elliston <bje@au.ibm.com>
5637 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5638 (__gcov_average_profiler): Likewise.
5639 (__gcov_ior_profiler): Likewise.
5640 (__gcov_merge_ior): Likewise.
5642 2007-01-28 Jan Hubicka <jh@suse.cz>
5644 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5645 * value-prof.c (stringop_block_profile): Likewise.
5647 2007-01-28 Jan Hubicka <jh@suse.cz>
5649 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5650 variant handling histograms; add wrapper.
5651 (clear_storage_via_libcall): Export.
5652 (emit_block_move_hints): Break out from ...; add histograms.
5653 (emit_block_move): ... this one.
5654 (clear_storage_hints): Break out from ...; add histograms.
5655 (clear_storage): ... this one.
5656 (set_storage_via_memset): Handle histogram.
5657 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5658 (clear_storage_hints, clear_storage_via_libcall): Declare.
5659 (set_storage_via_setmem): Update prototype.
5660 * doc/md.texi (movmem, setmem): Document new arguments.
5662 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5664 (stringop_block_profile): New global function.
5665 (tree_stringops_values_to_profile): Profile block size and alignment.
5666 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5668 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5669 (stringop_block_profile): Declare.
5670 * builtins.c: Include value-prof.h.
5671 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5672 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5673 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5674 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5675 * profile.c (instrument_values): Add new counters.
5676 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5678 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5679 (tree_init_edge_profiler): Build new profilers.
5680 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5681 (pass_tree_profile): Add dump.
5682 (tree_profile_hooks): Update.
5683 * Makefile.in (LIBGCOV): Add new constants.
5684 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5685 __gcov_ior_profiler): New.
5686 * i386.md (movmem/setmem expanders): Add new optional arguments.
5688 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5690 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5692 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5694 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5695 (tree_unswitch_single_loop): Pass eni_size_weights to
5696 tree_num_loop_insns.
5697 * tree-ssa-loop-manip.c: Include tree-inline.h.
5698 (can_unroll_loop_p): Pass eni_size_weights to
5699 tree_num_loop_insns.
5700 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5701 Pass eni_size_weights to estimate_num_insns.
5702 * tree.h (init_inline_once): Export.
5703 * toplev.c (backend_init): Call init_inline_once.
5704 * cgraphunit.c (cgraph_process_new_functions,
5705 cgraph_analyze_function): Pass eni_inlining_weights to
5707 * ipa-inline.c (compute_inline_parameters): Ditto.
5708 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5709 to estimate_num_insns.
5710 (try_unroll_loop_completely): Pass eni_size_weights to
5711 tree_num_loop_insns.
5712 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5713 ot estimate_num_insns.
5714 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5715 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5716 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5717 eni_time_weights): New variables.
5718 (init_inline_once): Initialize them.
5719 (struct eni_data): Mew.
5720 (estimate_num_insns_1, estimate_num_insns): Use weights.
5721 * tree-inline.h (struct eni_weights_d): New.
5722 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5723 (estimate_num_insns): Declaration changed.
5724 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5725 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5726 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5728 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5730 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5731 relations in the conflict function is valid.
5733 2007-01-27 Ian Lance Taylor <iant@google.com>
5735 * common.opt: Add fstrict-overflow.
5736 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5737 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5738 (TYPE_OVERFLOW_UNDEFINED): Define.
5739 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5741 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5742 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5743 (fold_negate_expr): Likewise.
5744 (make_range): Likewise.
5745 (extract_muldiv_1): Likewise.
5746 (maybe_canonicalize_comparison): Likewise.
5747 (fold_comparison): Likewise.
5748 (fold_binary): Likewise.
5749 (tree_expr_nonnegative_p): Likewise.
5750 (tree_expr_nonzero_p): Likewise.
5751 * tree-vrp.c (compare_values): Likewise.
5752 (extract_range_from_binary_expr): Likewise.
5753 (extract_range_from_unary_expr): Likewise.
5754 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5756 (nowrap_type_p): Likewise.
5757 * tree-scalar-evolution.c (simple_iv): Likewise.
5758 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5759 (build_range_check): Likewise.
5760 (extract_muldiv_1): Likewise.
5761 (fold_comparison): Likewise.
5762 * tree-vrp.c (vrp_int_const_binop): Likewise.
5763 (extract_range_from_unary_expr): Likewise.
5764 * convert.c (convert_to_integer): Likewise.
5765 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5766 (fold_comparison): Likewise.
5767 (fold_binary): Likewise.
5768 * optabs.c (optab_for_tree_code): Likewise.
5769 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5770 * simplify-rtx.c (simplify_const_relational_operation): Check
5771 flag_strict_overflow and flag_trapv.
5772 (simplify_const_relational_operation): Likewise.
5773 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5774 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5777 2007-01-27 Roger Sayle <roger@eyesopen.com>
5779 * tree.c (tree_fold_gcd): Delete.
5780 * tree.h (tree_fold_gcd): Remove prototype.
5781 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5782 test whether one constant integer is a multiple of another. Instead
5783 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5784 * fold-const.c (multiple_of_p): We've determined both TOP and
5785 BOTTOM are integer constants so we can call int_const_binop directly
5786 instead of the more generic const_binop.
5788 2007-01-27 Roger Sayle <roger@eyesopen.com>
5790 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5791 1*X check that the constant hasn't overflowed, to preserve the
5793 (round_up): Provide an efficient implementation when rouding-up an
5794 INTEGER_CST to a power-of-two.
5796 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * doc/sourcebuild.texi: Add comma for clarity.
5799 * doc/extend.texi: Fix some typos.
5800 * doc/passes.texi: Likewise.
5801 * doc/cppinternals.texi: Likewise.
5802 * doc/c-tree.texi: Likewise.
5803 * doc/tree-ssa.texi: Likewise.
5804 * doc/install.texi: Likewise.
5806 2007-01-27 Jan Hubicka <jh@suse.cz>
5808 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5809 (pass_sra): Do not require alias information.
5810 * passes.c (init_optimization_passes): Add SRA
5812 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5814 * tracer.c (rest_of_handle_tracer): We already cleaned
5815 up the CFG in tracer() so don't do it here again.
5816 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5817 cleanup_cfg here, either. And don't call renumber_insns.
5819 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5820 and BB_HEAD are in the insn stream here. Instead make sure
5821 that BB_INSN is valid on all insns. Also, do check here that
5822 there are no pending branch predictions...
5823 (rtl_verify_flow_info): ...instead of doing it here. Checks
5824 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5827 2007-01-26 Roger Sayle <roger@eyesopen.com>
5829 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5830 function to simplify/factorize operand order canonicalization.
5831 (ix86_fixup_binary_operands): Reorganize using the above function.
5832 (ix86_binary_operator_ok): Likewise.
5834 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5836 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5837 file scope from optimize_attrs.
5838 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5840 (optimize_attrs): Clear insn_code_values after freeing it.
5842 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5844 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5845 a parts.base assignment.
5847 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5849 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5850 (compute_subscript_distance, initialize_data_dependence_relation,
5851 finalize_ddr_dependent, analyze_ziv_subscript,
5852 analyze_siv_subscript_cst_affine,
5853 compute_overlap_steps_for_affine_univar,
5854 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5855 analyze_siv_subscript, analyze_miv_subscript,
5856 analyze_overlapping_iterations, subscript_dependence_tester_1,
5857 compute_self_dependence, free_dependence_relation): Work
5858 with affine_fn instead of chrecs.
5859 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5860 common_affine_function, affine_function_base,
5861 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5862 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5863 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5864 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5865 (all_chrecs_equal_p): Removed.
5866 * tree-data-ref.h (affine_fn, conflict_function): New types.
5867 (struct subscript): Change type of conflicting_iterations_in_a
5868 and conflicting_iterations_in_b.
5870 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5873 * config/pa/pa.h (TARGET_HPUX_11): New.
5874 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5875 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5877 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5878 Richard Guenther <rguenther@suse.de>
5880 * tree-ssa-structalias.c (solve_graph): Handle case
5881 we merged the variable to another.
5883 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5885 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5888 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5889 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5891 2007-01-25 DJ Delorie <dj@redhat.com>
5893 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5894 allow changes to modes which don't fit in those registers.
5896 * reload1.c (choose_reload_regs): Check for invalid subregs before
5897 computing their locations, not after.
5899 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5902 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5903 save Altivec registers in an eh_return function.
5904 (compute_vrsave_mask): Likewise.
5905 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5906 for saving Altivec registers.
5907 (rs6000_emit_prologue): Don't allocate stack twice in
5908 eh_return function. Correct expected value of altivec_save_offset
5909 when using save_world. Describe save of R0 to stack when using
5910 save_world. Describe stack pointer adjustment when using
5911 save_world. Remove duplicated eh_return parameter register saving.
5912 Update sp_offset variable after save_world.
5913 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5915 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5916 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5919 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5921 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5923 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5926 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5927 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5929 2007-01-25 Richard Guenther <rguenther@suse.de>
5931 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5932 * common.opt (-Wcoverage-mismatch): New warning option.
5933 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5934 if -Wcoverage-mismatch is given.
5936 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5938 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5939 (ipcp_driver): Change to static definition.
5940 Add dumping of the ifunctions.
5941 (constant_val_insert): Remove unused parameter. Support for SSA.
5942 (ipcp_propagate_const): Support for SSA.
5943 (ipcp_profile_bb_print): Print only analyzed nodes.
5944 (ipcp_replace_map_create): Remove support for Fortran constant
5946 * ipa-prop.c (ipa_method_modify_stmt,
5947 ipa_callsite_compute_param): Support for SSA.
5948 * ipa-prop.h (ipcp_driver): Remove declaration.
5949 (IS_VALID_TREE_MAP_INDEX): Add define.
5951 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5953 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5955 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5959 constant argument to cabs and do it without checking for
5960 -funsafe-math-optimizations.
5962 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5964 * c-common.h (RID_FIRST_CXX0X): New.
5965 (RID_LAST_CXX0X): New.
5966 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5968 * c.opt (Wc++0x-compat): New.
5969 * doc/invoke.texi (-Wc++0x-compat): Document.
5971 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5973 * builtins.c (fold_builtin_carg): New.
5974 (fold_builtin_1): Use it.
5976 2007-01-24 Jan Hubicka <jh@suse.cz>
5978 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5980 * ipa-inline.c (initial_insns, max_insns): Delete.
5981 (compute_max_insns): New function.
5982 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5983 of insns as base for code growth.
5984 (cgraph_decide_inlining): Make initial_insns local; do not compute
5986 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5987 * doc/invoke.texi (inline-unit-growth): Update docs.
5989 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5991 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5992 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5993 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5994 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5995 for CPUs that have PTA_CX16 set.
5998 * gimplify.c (omp_check_private): New function.
5999 (gimplify_scan_omp_clauses): Use it for
6000 firstprivate/lastprivate/reduction.
6003 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6004 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6007 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6008 If lower_lastprivate_clauses emits some statements, append them
6009 to dlist rather than body_p and to body_p append an initializer.
6010 (lower_omp_for): Adjust caller.
6012 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6014 * target.h (globalize_decl_name): New.
6015 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6016 * output.h (default_globalize_decl_name): New.
6017 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6019 (globalize_decl): Ditto.
6020 (default_globalize_decl_name): New.
6021 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6022 (ia64_handle_version_id_attribute): New.
6023 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6024 (ia64_asm_output_external): Use globalize_decl_name instead
6026 * doc/extend.texi (version_id): New pragma.
6027 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6029 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6031 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6032 _uleb128_t and _Unwind_SWord with _sleb128_t.
6033 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6034 uw_frame_state_for, uw_update_context_1): Likewise.
6035 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6036 * unwind-pe.h (read_uleb128, read_sleb128,
6037 read_encoded_value_with_base): Likewise.
6038 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6040 2007-01-24 Richard Guenther <rguenther@suse.de>
6042 * builtins.c (expand_builtin_cexpi): Get the fndecl
6043 for cexp in the correct way.
6045 2007-01-24 Jan Hubicka <jh@suse.cz>
6047 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6049 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6051 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6052 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6053 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6054 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6055 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6056 __SIZEOF_PTRDIFF_T__.
6057 * doc/cpp.texi: Documentation for the new builtin macros added.
6059 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6061 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6062 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6063 instead of operands[2] to avoid access past the end of array.
6065 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6067 * reload1.c (emit_reload_insns): Pass the reload register
6068 for a non-spill output reload through forget_old_reloads_1.
6070 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6072 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6073 _SOFT_DOUBLE if doubles use software floating-point.
6074 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6075 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6076 * config/rs6000/darwin-ldouble.c: Also compile functions for
6077 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6078 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6079 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6080 commented-out long double override.
6081 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6082 * config/rs6000/eabispe.h: Likewise.
6083 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6084 long double for non-SPE.
6085 (rs6000_handle_option): Likewise.
6086 (invalid_e500_subreg): Disallow more subregs involding DImode,
6087 DFmode, TImode or TFmode.
6088 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6090 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6092 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6093 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6095 (rs6000_legitimate_address): Also check for TFmode for E500
6097 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6098 (spe_build_register_parallel): Handle TFmode and TCmode.
6099 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6101 (function_arg): Handle TFmode and TCmode for E500 double.
6102 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6104 (print_operand): Handle TFmode and TImode for %y.
6105 (rs6000_generate_compare): Handle TFmode comparisons for E500
6107 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6108 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6109 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6110 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6111 TFmode for E500 double.
6112 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6113 (floatsidf2): Enable for E500 double.
6114 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6115 (extenddftf2): Change to extenddftf2_fprs.
6116 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6117 depending on TARGET_E500_DOUBLE.
6118 (extendsftf2): Enable for E500 double.
6119 (trunctfdf2): Enable for E500 double.
6120 (trunctfsf2): Change to trunctfsf2_fprs.
6121 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6122 depending on TARGET_E500_DOUBLE.
6123 (floatsitf2): Enable for E500 double.
6124 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6125 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6126 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6127 (negtf2): Change to negtf2_internal.
6128 (negtf2): New expander.
6129 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6130 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6131 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6132 (movdi_internal32): Use rs6000_nonimmediate_operand.
6133 (unnamed splitter): Likewise.
6134 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6135 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6136 (SPE64TF, DITI): New mode macros.
6137 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6140 (frob_<mode>_di_2): New.
6141 (frob_tf_di_8_2): New.
6142 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6144 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6146 (frob_ti_<mode>_8_2): New.
6147 (frob_ti_tf_2): New.
6148 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6149 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6151 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6152 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6153 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6154 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6155 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6156 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6159 2007-01-23 Ian Lance Taylor <iant@google.com>
6161 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6163 (OBJS-archive): Reformat, alphabetize.
6164 (OBJS): Change out_object_file to OBJS-md.
6166 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6168 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6169 JUMP_P and CALL_P predicates where applicable.
6170 * config/i386/i386.c: Ditto.
6171 * config/i386/i386.md: Ditto.
6172 * config/i386/mmx.md: Ditto.
6173 * config/i386/predicates.md: Ditto.
6175 2007-01-22 Andreas Schwab <schwab@suse.de>
6177 * config/m68k/m68k.h: Fix comment.
6179 2007-01-22 Jan Hubicka <jh@suse.cz>
6181 * passes.c (init_optimization_passes): Do not rerun
6182 pass_early_warn_uninitialized.
6184 2007-01-22 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/30038
6187 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6189 (execute_cse_sincos_1): Likewise.
6190 (execute_cse_sincos): Likewise.
6191 (gate_cse_sincos): Likewise.
6192 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6193 the cexpi() canonicalization of sincos().
6194 * tree-pass.h (pass_cse_sincos): Declare.
6195 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6197 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6199 PR rtl-optimization/29329
6200 * combine.c (replaced_rhs_insn): Rename to i2mod.
6201 (replaced_rhs_value): Rename to i2mod_new_rhs.
6202 (i2mod_old_rhs): New global variable.
6203 (combine_instructions): Adjust for above change. Save a copy of
6204 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6205 note are substituted in the second instruction.
6206 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6207 ditch the note if it pertains to the second eliminated register
6208 and this register is mentioned in i2mod_old_rhs.
6211 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6213 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6214 the insn to which the note was originally attached.
6216 2007-01-21 Jan Hubicka <jh@suse.cz>
6218 * ipa-inline.c (inlining_mode): Comment, move up.
6219 (cgraph_decide_inlining_incrementally): Do not perform inlining
6220 itself; fix handling of flattening of self recursive functions.
6221 (cgraph_find_cycles): Remove.
6222 (cgraph_flatten_node): Remove.
6223 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6224 (try_inline): New function.
6225 (cgraph_early_inlining): Update call of
6226 cgraph_decide_inlining_incrementally. Apply inlining here.
6227 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6229 2007-01-21 Dirk Mueller <dmueller@suse.de>
6232 * tree-vrp.c (check_array_bounds): do not warn
6233 about ADDR_EXPR's of ARRAY_REF's which are immediately
6234 used in binary expressions.
6236 2007-01-21 Ira Rosen <irar@il.ibm.com>
6238 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6239 read_write_dep and macros for its access.
6240 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6241 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6242 argument, call vect_check_interleaving for every independent pair of
6243 data-refs. Mark loads that access the same memory location as a store
6245 (vect_check_dependences): Remove.
6246 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6247 call, fix the call to vect_analyze_data_ref_dependence.
6248 (vect_analyze_data_ref_access): For statements that access the same
6249 data-ref, check that they are not stores; for loads, check that there
6250 is no store that access the same location.
6252 2007-01-20 Roger Sayle <roger@eyesopen.com>
6253 Joseph Myers <joseph@codesourcery.com>
6255 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6256 (-fdump-rtl-stack): Likewise.
6257 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6258 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6259 (-mpt-fixed): Use @minus{} for minus sign.
6260 (Using Precompiled Headers): Fix under/overfull hbox.
6262 2007-01-20 Jan Hubicka <jh@suse.cz>
6264 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6265 place within annotation.
6267 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6269 * pa.c (output_move_double): Change array size of xoperands to 4.
6271 2007-01-20 Jan Hubicka <jh@suse.cz>
6273 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6276 2007-01-19 Ian Lance Taylor <iant@google.com>
6278 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6279 constant to unsigned HOST_WIDE_INT before negating.
6281 2007-01-19 Ian Lance Taylor <iant@google.com>
6283 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6285 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6286 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6287 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6288 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6289 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6290 (realloc_vdef, realloc_vuse): Change second parameter to
6292 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6294 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6295 unsigned. Change x and lim locals to unsigned.
6296 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6298 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6299 (copy_virtual_operands): Change i and n locals to unsigned.
6301 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * builtins.c (fold_builtin_1): Handle builtin fdim.
6306 2007-01-20 Jan Hubicka <jh@suse.cz>
6308 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6309 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6310 init_alias_heapvars.
6311 (init_alias_heapvars): Initialize only when not already initialized.
6312 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6314 2007-01-19 Roger Sayle <roger@eyesopen.com>
6316 * common.opt (fsigned-zeros): New command line option.
6317 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6318 of flag_unsafe_math_optimizations.
6319 * opts.c (set_fast_math_flags): The -ffast-math command line option
6320 implies -fno-signed-zeros.
6321 (fast_math_flags_set_p): Likewise.
6323 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6324 the documentation of -ffast-math appropriately. Wrap long lines.
6326 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6328 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6329 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6331 2007-01-19 Tomas Bily <tbily@suse.cz>
6333 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6335 (tree_init_ic_make_global_vars): New function
6336 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6337 (tree_gen_ic_profiler): New function
6338 (tree_gen_ic_func_profiler): New function
6339 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6340 (tree_profile_hooks): Added hook for indirec/virtual calls
6341 * value-prof.c (tree_find_values_to_profile): New case for
6343 (tree_values_to_profile): Call for determining indirect/virtual
6345 (tree_indirect_call_to_profile): New function
6346 (tree_ic_transform): New function
6347 (tree_ic): New function
6348 (find_func_by_pid): New function
6349 (init_pid_map): New function
6350 (tree_value_profile_transformations): Added check for
6351 indirect/virtual call transformation
6352 * value-prof.h (enum hist_type): New counter type for
6353 indirect/virtual calls
6354 (profile_hooks): Added new hook for profiling indirect/virtual
6356 * profile.c (instrument_values): New case for indirect/virtual
6358 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6359 (GCOV_COUNTER_V_INDIR): New counter type
6360 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6361 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6363 * cgraph.c: Definition of cgraph_max_pid
6364 (cgraph_create_node): Default init of pid attribute
6365 * cgraph.h: Declaration of cgraph_max_pid
6366 (struct cgraph_node): Added pid attribute
6367 * libgcov.c (__gcov_indirect_call_profiler): New function
6368 (__gcov_one_value_profiler_body): New function
6369 (__gcov_one_value_profiler): Body was moved to
6370 __gcov_one_value_profiler_body and calls it
6372 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6374 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6375 * gengtype.c (write_types_data, write_func_for_structure,
6376 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6377 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6378 (walk_type, write_func_for_structure): Generate the mark_hook if
6381 2007-01-19 Jan Hubicka <jh@suse.cz>
6383 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6384 'early' argument take inlining mode argument specifying whether to
6385 inline for size/speeed or all functions; add support for flattening;
6387 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6389 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6392 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6393 the name of the declared identifier.
6395 2007-01-19 Dirk Mueller <dmueller@suse.de>
6397 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6398 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6399 duplicate evaluation.
6401 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6403 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6404 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6405 to XFMode, use acosxf2 and truncate result to requested mode.
6406 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6407 (asin<mode>2): Similarly, with asin expanders.
6408 (*fscalexf4_i387): Rename from *fscalexf4.
6409 (expNcorexf3): New expander.
6410 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6411 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6412 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6413 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6414 patterns for SSE math.
6415 (exp10<mode>2): Similarly, with exp10 expanders.
6416 (exp2<mode>2): Similarly, with exp2 expanders.
6417 (expm1<mode>2): Similarly, with expm1 expanders.
6418 (ldexp<mode>3): Similarly, with ldexp expanders.
6419 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6420 Use gen_truncxf<mode>2_i387_noop to truncate result.
6422 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6424 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6425 for ColdFire targets.
6427 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6428 Richard Sandiford <richard@codesourcery.com>
6430 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6431 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6432 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6433 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6434 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6435 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6437 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6439 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6440 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6441 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6442 (*adddi_dilshr32_cf): New pattern.
6443 (adddi3, subdi3): Remove first alternatives.
6445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6447 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6448 implemented using move.l, do not use its cc result for floating-point
6451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6453 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6454 from accepting 's' constraints if flag_pic.
6456 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6458 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6459 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6460 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6461 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6463 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6465 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6466 ColdFire alternatives.
6467 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6468 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6469 architectures that support ff1 instruction.
6471 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6472 Julian Brown <julian@codesourcery.com>
6474 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6475 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6476 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6481 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6483 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6484 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6485 HOST_WIDE_INT instead of an rtx.
6486 (m68k_rtx_costs): Update call accordingly.
6487 (output_move_const_into_data_reg): Likewise. Fix formatting.
6488 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6490 (output_move_simode_const): Update calls after above changes.
6491 Rework to use automatic variables and predicates like MEM_P.
6492 * config/m68k/m68k.md (pushexthisi_const): Update call to
6495 2007-01-19 Dirk Mueller <dmueller@suse.de>
6497 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6500 2007-01-19 Richard Guenther <rguenther@suse.de>
6502 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6503 via cexp in case sincos is not available.
6505 2007-01-19 Richard Guenther <rguenther@suse.de>
6507 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6508 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6509 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6510 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6511 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6512 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6513 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6514 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6516 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6520 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6521 (atan2xf3): Directly generate RTL pattern.
6522 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6523 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6524 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6525 disable patterns for SSE math.
6526 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6527 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6528 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6529 disable patterns for SSE math.
6531 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6533 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6535 2007-01-18 Roger Sayle <roger@eyesopen.com>
6537 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6538 VIEW_CONVERT_EXPR to the same type as it's operand.
6540 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6542 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6543 configured for long double 128.
6545 2007-01-18 Mike Stump <mrs@apple.com>
6547 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6550 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6552 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6555 2007-01-18 Jan Hubicka <jh@suse.cz>
6557 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6558 greater than NUM_VOP_FREE_BUCKETS.
6560 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6562 * tree-ssa-structalias.c: Update comments.
6563 (ptabitmap_obstack): Removed.
6565 (oldpta_obstack): Ditto.
6566 (stats): Add a few members.
6567 (struct variable_info): Remove node, complex, address_taken, and
6568 indirect_target members. Add oldsolution member.
6569 (new_var_info): Do not initialize removed members.
6570 (constraint_expr_type): Remove INCLUDES.
6571 (constraint_graph): Add size, implicit_preds, rep,
6572 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6573 (FIRST_REF_NODE): New macro.
6574 (LAST_REF_NODE): Ditto.
6575 (FIRST_ADDR_NODE): Ditto.
6576 (find): New function.
6578 (dump_constraint): Do not handle INCLUDES.
6579 (insert_into_complex): Do not insert duplicate constraints.
6580 (condense_varmap_nodes): Renamed and rewritten into ...
6581 (merge_node_constraints): This. Also fix bug in handling of
6582 offseted copy constraints.
6583 (clear_edges_for_node): No longer need to deal with preds at all,
6584 or removing associated preds/succs.
6585 (merge_graph_nodes): Deal with indirect_cycles.
6586 Don't deal with predecessors.
6587 (add_implicit_graph_edge): New function.
6588 (add_pred_graph_edge): Ditto.
6589 (add_graph_edge): Don't deal with predecessors.
6590 (build_constraint_graph): Removed.
6591 (build_pred_graph): New function.
6592 (build_succ_graph): Ditto.
6593 (struct scc_info): Removed in_component. Added roots, dfs, and
6594 node_mapping. Remove visited_index, unification_queue.
6595 (scc_visit): Deal with union-find we do now.
6596 Deal with cycles with REF nodes.
6597 (collapse_nodes): Renamed and rewritten to ...
6598 (unify_nodes): This.
6599 (process_unification_queue): Removed.
6600 (topo_visit): Cleanup
6601 (do_da_constraint): Use find.
6602 (do_sd_constraint): Ditto.
6603 (do_ds_constraint): Ditto.
6604 (do_complex_constraint): Ditto.
6605 (init_scc_info): Update for removed and added members.
6606 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6607 (find_indirect_cycles): This.
6608 (equivalence_class): New variable.
6609 (label_visit): New function.
6610 (perform_variable_substitution): Rewritten.
6611 (free_var_substitution_info): New function.
6612 (find_equivalent_node): Ditto.
6613 (move_complex_constraints): Ditto.
6614 (eliminate_indirect_cycles): Ditto.
6615 (solve_graph): Only propagate changed bits.
6616 Use indirect cycle elimination.
6618 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6619 (tree_id_eq): Renamed to ...
6620 (tree_vi_eq): This. Update for member change
6621 (insert_id_for_tree): Renamed and rewritten to ...
6622 (insert_vi_for_tree): This.
6623 (lookup_id_for_tree): Renamed and rewritten to ...
6624 (lookup_vi_for_tree): This.
6625 (get_id_for_tree): Renamed and rewritten to ...
6626 (get_vi_for_tree): Ditto.
6627 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6628 (process_constraint): Don't handle INCLUDES.
6629 Remove special ADDRESSOF case.
6630 (find_func_aliases): Rewrite to use vi functions instead of id
6632 (create_function_info_for): Ditto.
6633 (create_variable_info_for): Ditto.
6634 (intra_create_variable_infos): Ditto.
6635 (merge_smts_into): Ditto.
6636 (find_what_p_points_to): Ditto.
6637 (init_base_vars): Ditto.
6638 (init_alias_vars): Ditto.
6639 (remove_preds_and_fake_succs): New function.
6640 (dump_sa_points_to_info): Dump new stats.
6641 (dump_solution_for_var): Use find.
6642 (set_used_smts): Fix formatting.
6643 (compute_points_to_sets): Updated for new functions.
6644 (ipa_pta_execute): Ditto.
6646 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6647 Richard Sandiford <richard@codesourcery.com>
6649 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6651 * calls.c (expand_call): If the return value is a PARALLEL,
6652 extract its first member.
6653 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6654 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6655 use FUNCTION_EXTRA_EPILOGUE.
6656 (m68k_function_value): Return a PARALLEL if the return value
6657 is of a pointer type.
6658 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6659 (FUNCTION_EXTRA_EPILOGUE): Remove.
6660 * config/m68k/m68k.md (D0_REG): New constant.
6662 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6664 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6665 output a NOP for empty epilogues.
6667 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6669 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6670 before function. Extend register save check to include all
6671 registers, not just integer ones.
6673 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6675 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6676 (m68k_use_return_insn): ...this.
6677 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6678 * config/m68k/m68k.c (use_return_insn): Rename to...
6679 (m68k_use_return_insn): ...this.
6680 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6683 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6685 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6686 nearest even, fix denormal rounding overflow.
6688 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6690 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6691 f%$smove and f%$move.
6692 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6693 (extendsfdf2_cf): Use fdmove instead of f%&move.
6694 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6695 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6699 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6702 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6704 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6705 (coldfire_single_format): Declare.
6706 (coldfire_double_format): Likewise.
6707 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6708 of qnan_msb_set to determine the lower bits of a canonical
6710 (encode_ieee_double): Likewise.
6711 (encode_ieee_quad): Likewise.
6712 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6713 (mips_single_format): Likewise.
6714 (ieee_double_format): Likewise.
6715 (mips_double_format): Likewise.
6716 (ieee_extended_motorola_format): Likewise.
6717 (ieee_extended_intel_96_format): Likewise.
6718 (ieee_extended_intel_128_format): Likewise.
6719 (ieee_extended_intel_96_round_53_format): Likewise.
6720 (ibm_extended_format): Likewise.
6721 (mips_extended_format): Likewise.
6722 (ieee_quad_format): Likewise.
6723 (mips_quad_format): Likewise.
6724 (vax_f_format): Likewise.
6725 (vax_d_format): Likewise.
6726 (vax_g_format): Likewise.
6727 (i370_single_format): Likewise.
6728 (i370_double_format): Likewise.
6729 (decimal_single_format): Likewise.
6730 (decimal_double_format): Likewise.
6731 (decimal_quad_format): Likewise.
6732 (c4x_single_format): Likewise.
6733 (c4x_extended_format): Likewise.
6734 (real_internal_format): Likewise.
6735 (coldfire_single_format): New real_format.
6736 (coldfire_double_format): Likewise.
6737 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6738 canonical_nan_lsbs_set.
6739 (pdp11_d_format): Likewise.
6740 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6741 if TARGET_COLDFIRE_CPU.
6743 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6745 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6746 (output_call, m68k_legitimize_call_address): Declare.
6747 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6748 parenthesees. Add support for a 'W' constraint.
6749 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6750 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6751 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6752 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6754 (override_options): Initialize them. Do not set flag_no_function_cse
6755 for TARGET_ID_SHARED_LIBRARY.
6756 (m68k_output_pic_call): Delete.
6757 (m68k_legitimize_call_address): New function.
6758 (print_operand): Remove the %o prefix. Handle the %p prefix.
6759 (output_call): New function.
6760 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6761 target address from the GOT if symbolic jumps are not allowed.
6762 * config/m68k/m68k.md (call, general_operand): Do not set
6763 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6764 Merge separate flag_pic and !flag_pic define_insns into...
6765 (*call, *call_value): ...these new patterns. Match the address
6766 rather than the containing MEM and require it to be a call_operand.
6767 Use output_call to generate the asm template.
6768 * config/m68k/predicates.md (const_call_operand): New predicate.
6769 (call_operand): Likewise.
6771 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6773 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6774 (STACK_GROWS_DOWNWARD): Define to 1.
6775 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6776 comments, emphasizing that these values are only defaults.
6777 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6778 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6780 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6782 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6784 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6785 Richard Sandiford <richard@codesourcery.com>
6787 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6788 (FP_REGNO_P): New macros.
6789 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6790 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6791 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6792 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6794 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6796 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6797 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6799 * config/m68k/t-floatlib: New file, extracting common code from...
6800 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6801 * config/m68k/t-uclinux: Here.
6802 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6803 routines on ColdFire targets.
6805 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6807 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6808 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6809 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6810 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6811 explicitly set MOTOROLA to 1.
6812 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6814 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6815 Nathan Sidwell <nathan@codesourcery.com>
6817 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6818 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6819 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6820 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6821 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6822 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6823 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6824 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6825 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6826 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6827 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6828 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6829 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6830 (DBX_REGISTER_NUMBER): Delete.
6831 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6832 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6833 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6835 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6837 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6838 * config/flat.h: New file.
6839 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6841 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6842 indirect references for -msep-data or -mid-shared-library.
6843 Do not use PC-relative code addresses either.
6844 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6846 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6847 for shared libraries and crt1.o for executables. Use crti.o and
6849 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6850 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6851 Do not add -elf2flt or -shared-lib-id options here.
6852 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6853 Pass -shared-lib-id if -mid-shared-library, taking the library
6854 identifier from -mshared-library-id if given, otherwise
6856 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6857 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6858 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6859 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6860 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6861 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6863 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6864 jump sequence for ISA A and ISA A+.
6865 (PICJUMP): Likewise.
6867 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6869 * config.gcc (m68k-*-uclinux*): Base the port on the common
6870 and m68k GNU/Linux files rather than on the generic ELF ones.
6871 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6872 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6874 2007-01-18 Julian Brown <julian@codesourcery.com>
6875 Richard Sandiford <richard@codesourcery.com>
6877 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6878 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6879 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6881 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6883 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6887 * doc/install.texi: Document m68k-uclinuxoldabi.
6888 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6889 * config/m68k/uclinux-oldabi.h: New file, copied from
6890 config/m68k/uclinux.h.
6892 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6894 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6895 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6896 (m32r_compute_frame_size): Use unsigned for regno.
6897 (m32r_reload_lr): Use gen_frame_mem.
6899 (m32r_output_function_epilogue): Don't output the function epilogue
6901 (m32r_expand_epilogue): New.
6902 (direct_return): Return false if the function has the interrupt
6904 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6905 * config/m32r/m32r.md (epilogue): New expander.
6906 (return_lr, return_rte): New insns.
6907 (return): Make it expander.
6908 (return_normal): New expander.
6910 2007-01-18 Josh Conner <jconner@apple.com>
6913 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6914 support for UNLE, UNLT, UNGE, and UNGT.
6916 2007-01-18 Jan Hubicka <jh@suse.cz>
6918 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6919 * tree-tailcall (add_virtual_phis): Likewise.
6920 (optimize_tail_call): Return TODOs.
6921 (execute_tail_calls): Return TODOs.
6922 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6923 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6925 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6926 Cleanup cfg using TODO.
6927 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6928 * passes.c (execute_function_todo): When cleanup did something, remove
6930 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6931 (make_edges): Don't cleanup_cfg.
6933 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6935 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6936 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6937 operate on the top of stack.
6938 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6939 register handling of instructions that output to the second
6941 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6942 (move_for_stack_reg): Special-case check for dead destination
6943 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6945 * config/i386/i386.md (UNSPEC_TAN): New constant.
6946 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6947 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6948 to correctly model move of constant 1.0 to top stack slot.
6949 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6950 (unnamed peephole2 pattern): Remove corresponding peephole2
6951 pattern that optimizes tan insn and loading of constant 1.0.
6952 (tanxf2): Use fptanxf4_i387.
6953 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6954 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6955 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6956 disable patterns for SSE math.
6957 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6958 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6960 2007-01-18 Dirk Mueller <dmueller@suse.de>
6961 Richard Guenther <rguenther@suse.de>
6964 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6965 * common.opt (Warray-bounds): Add new warning option.
6966 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6968 * Makefile.in: make tree-vrp.o depend on toplev.h
6969 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6971 (check_array_refs, check_array_bounds, check_array_ref): New.
6973 2007-01-18 Jan Hubicka <jh@suse.cz>
6975 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6976 (execute_ssa_ccp): Return flags conditionally.
6977 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6979 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6981 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6983 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6984 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6986 * Makefile.c (GTFILES): Add cfglayout.h.
6987 * gengtype.c (open_base_files): Likewise.
6988 * cfglayout.c (cfg_layout_function_footer,
6989 cfg_layout_function_header) Reindent to make gengtype happy.
6990 * cfglayout.h (cfg_layout_function_footer,
6991 cfg_layout_function_header): Add GTY(()) marker.
6993 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6995 2007-01-18 Ben Elliston <bje@au.ibm.com>
6997 * genautomata.c (write_automata): Include xstrerror output in the
6998 error message if writing the DFA description file fails.
7000 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7002 * config/mips/mips-protos.h (mips_output_external): Make it
7004 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7005 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7006 (extern_list): Likewise.
7007 (extern_head): Likewise.
7008 (TARGET_ASM_FILE_END): Likewise.
7009 (mips_file_end): Likewise.
7010 (mips_output_external): Rewritten.
7012 2007-01-18 Ben Elliston <bje@au.ibm.com>
7014 * genpreds.c (write_insn_preds_c): Only write out the function
7015 body for regclass_for_constraint if we have register constraints.
7017 2007-01-17 Tom Tromey <tromey@redhat.com>
7019 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7020 * doc/install.texi (Testing): Use sourceware.org.
7021 (Binaries): Likewise.
7022 (Specific): Likewise.
7023 * doc/contrib.texi (Contributors): Use sourceware.org.
7025 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7027 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7028 (AVR_ENHANCED): Rename to ...
7029 (AVR_HAVE_MUL): ... new.
7030 (avr_enhanced_p): Rename to ...
7031 (avr_have_mul_p): ... new.
7032 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7033 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7034 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7035 (avr_have_mul_p): ... new.
7036 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7037 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7038 'avr_enhanced_p' and 'enhanced'.
7039 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7040 AVR_HAVE_MUL instead of AVR_ENHANCED.
7041 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7042 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7043 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7044 instead of AVR_ENHANCED.
7045 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7046 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7047 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7049 2007-01-17 Ian Lance Taylor <iant@google.com>
7051 * vec.h (VEC_reserve_exact): Define.
7052 (vec_gc_p_reserve_exact): Declare.
7053 (vec_gc_o_reserve_exact): Declare.
7054 (vec_heap_p_reserve_exact): Declare.
7055 (vec_heap_o_reserve_exact): Declare.
7056 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7058 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7060 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7061 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7062 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7063 * vec.c (calculate_allocation): Add exact parameter. Change all
7065 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7066 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7067 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7068 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7069 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7070 (vec_heap_p_reserve_exact): New function.
7071 (vec_heap_o_reserve_exact): New function.
7073 2007-01-17 Jan Hubicka <jh@suse.cz>
7075 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7077 2007-01-17 Eric Christopher <echristo@apple.com>
7079 * config.gcc: Support core2 processor.
7081 2007-01-16 Jan Hubicka <jh@suse.cz>
7083 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7084 the names, just unlink the chain so we don't crash on dangling pointers
7087 2007-01-16 Jan Hubicka <jh@suse.cz>
7089 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7090 * tree-pass.h: Reorder to make IPA passes appear toegher.
7091 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7092 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7093 parameters, do not call early inliner.
7094 * ipa-inline.c: Update comments. Include tree-flow.h
7095 (cgraph_decide_inlining): Do not compute inlining parameters.
7096 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7097 be called with function context set up.
7098 (pass_ipa_inline): Remove unreachable functions before pass.
7099 (cgraph_early_inlining): Simplify assuming to be called from the
7101 (pass_early_inline): New pass.
7102 (cgraph_gate_ipa_early_inlining): New gate.
7103 (pass_ipa_early_inline): Turn into simple wrapper.
7104 (compute_inline_parameters): New function.
7105 (gate_inline_passes): New gate.
7106 (pass_inline_parameters): New pass.
7107 (apply_inline): Move here from tree-optimize.c
7108 (pass_apply_inline): New pass.
7109 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7111 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7113 (tree_function_versioning): Do not allocate dummy struct function.
7114 * tree-inline.h (optimize_inline_calls): Update prototype.
7115 * tree-optimize.c (execute_fixup_cfg): Export.
7116 (pass_fixup_cfg): Remove
7117 (tree_rest_of_compilation): Do not apply inlines.
7118 * tree-flow.h (execute_fixup_cfg): Declare.
7119 * Makefile.in (gt-passes.c): New.
7120 * passes.c: Include gt-passes.h
7121 (init_optimization_passes): New passes.
7122 (nnodes, order): New static vars.
7123 (do_per_function_toporder): New function.
7124 (execute_one_pass): Dump current pass here.
7125 (execute_ipa_pass_list): Don't dump current pass here.
7127 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7129 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7130 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7132 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7134 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7135 (strong_alias): Define.
7136 (__gcc_qmul): Provide non-FMA for soft-float.
7142 (__gcc_qunord): New.
7152 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7153 soft-float functions.
7154 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7155 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7156 about long double soft float.
7158 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7159 Tehila Meyzels <tehila@il.ibm.com>
7161 * tree-vectorizer.h (is_pattern_stmt_p): New.
7162 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7163 formatting (tabs instead of spaces). Cleanup and clarify setting
7164 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7165 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7166 (vectorizable_type_demotion): Check that types are integral.
7167 (vectorizable_type_promotion): Likewise.
7168 (vectorizable_store): Fix typo. Eliminate new-line at end of
7171 2007-01-16 Jan Hubicka <jh@suse.cz>
7173 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7176 2007-01-15 Eric Christopher <echristo@apple.com>
7178 * ifcvt.c: Include vec.h, vecprim.h.
7179 (check_cond_move_block): New argument regs.
7180 Reorganize. Add registers used to regs.
7181 (cond_move_process_if_block): Use regs set above as
7184 2007-01-15 Eric Christopher <echristo@apple.com>
7186 * config/darwin.h: Update copyright.
7187 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7188 (LINK_COMMAND_SPEC): Add -u.
7189 (LINK_SPEC): Fix umbrella for above.
7191 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7193 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7196 2007-01-15 Tom Tromey <tromey@redhat.com>
7198 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7199 * doc/install.texi (Testing): Don't mention jacks.
7200 (Configuration): Document --enable-java-maintainer-mode. Move
7201 --with-java-home to libgcj-specific section. Document
7203 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7205 2007-01-15 Jan Hubicka <jh@suse.cz>
7207 * tree-ssa-dce.c (DCE_TODOs): New.
7208 (propagate_necessity): Return if something changed.
7209 (eliminate_unnecessary_stmts): Likewise.
7210 (perform_tree_ssa_dce): Return TODO flags when needed.
7211 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7213 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7216 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7217 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7218 patterns using X87MODEF12 mode macro. Extend operand 1
7219 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7220 (log10<mode>2): Ditto.
7221 (log2<mode>2): Ditto.
7222 (log1p<mode>2): Ditto.
7223 (logb<mode>2): Ditto.
7224 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7225 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7226 (*fxtractxf3_i387): Rename from *fxtractxf3.
7227 (fxtract_extend<mode>xf3_i387): New insn pattern.
7228 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7229 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7230 and gen_fyl2xxf3_i387().
7232 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7234 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7235 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7236 get_loop_exit_edges. Changed return type to bool.
7237 * cfgloop.h (fix_loop_placement): Declaration removed.
7239 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7241 * param.h (MIN_VECT_LOOP_BOUND): New.
7242 * params.def (MIN_VECT_LOOP_BOUND): New.
7243 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7244 argument - minimum threshold for number of iterations.
7245 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7246 argument to declaration.
7247 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7248 MIN_VECT_LOOP_BOUND.
7249 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7250 slpeel_tree_peel_loop_to_edge with additional argument.
7251 (vect_do_peeling_for_alignment): Likewise.
7252 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7254 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7257 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7260 2007-01-14 Jan Hubicka <jh@suse.cz>
7262 * tree-dfa.c (remove_referenced_var): New function.
7263 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7264 prune referenced vars list too.
7265 * tree-flow.h (remove_referenced_var): Declare.
7267 2007-01-14 Jan Hubicka <jh@suse.cz>
7269 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7271 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7272 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7273 * except.h (verify_eh_throw_table_statements): Kill prototype.
7274 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7275 into call exrepssions.
7276 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7278 * tree-cfg.c: Include pointer-set.h.
7279 (verify_node_sharing): Work on pointer set.
7280 (verify_eh_throw_stmt_node): New.
7281 (verify_stmts): Use pointers sets, verify throw_stmt.
7283 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7285 * ipa-reference.c (analyze_function): Consider also addresses taken
7288 2007-01-12 Roger Sayle <roger@eyesopen.com>
7290 * c-typeck.c (null_pointer_constant_p): Replace use of
7291 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7292 (build_c_cast): Likewise.
7294 2007-01-12 Roger Sayle <roger@eyesopen.com>
7296 * tree.h (force_fit_type_double): Remove unused final argument.
7297 * c-common.c (constant_expression_warning): Replace use of
7298 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7299 (convert_and_check): Likewise.
7300 (shorten_compare): Update call to force_fit_type_double.
7301 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7302 * convert.c (convert_to_pointer): Update call to
7303 force_fit_type_double.
7304 * fold-const.c (force_fit_type_double): Remove overflowed_const
7306 (int_const_binop, fold_convert_const_int_from_int,
7307 fold_convert_const_int_from_real, fold_div_compare,
7308 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7309 fold_abs_const, fold_not_const): Remove the final argument from
7310 calls to force_fit_type_double.
7312 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * configure.ac: Set insn to "nop" for spu-*-* also.
7315 * configure: Regenerate.
7317 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7319 * builtins.def : Add BUILT_IN_FREE.
7321 2007-01-12 Jan Hubicka <jh@suse.cz>
7323 PR tree-optimization/30443
7324 * tree-inline.c (tree_function_versioning): Do not optimize when
7325 cloning for inlining.
7327 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7329 * doc/loop.texi: Document recording of loop exits.
7330 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7331 (update_single_exits_after_duplication,
7332 update_single_exit_for_duplicated_loop,
7333 update_single_exit_for_duplicated_loops): Removed.
7334 (duplicate_loop_to_header_edge): Do not call
7335 update_single_exits_after_duplication and
7336 update_single_exit_for_duplicated_loops.
7337 (loop_version): Do not update single_exit information.
7338 (fix_loop_structure): Use record_loop_exits instead of
7339 mark_single_exit_loops.
7340 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7341 the lists of loop exits.
7342 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7343 split_edge, merge_blocks): Update the lists of loop exits.
7344 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7345 loop_optimizer_init.
7346 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7347 of mark_single_exit_loops.
7348 (loop_optimizer_finalize): Call release_recorded_exits.
7349 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7350 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7351 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7352 update single exit information.
7353 * lambda-code.c (perfect_nestify): Ditto.
7354 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7355 (mark_single_exit_loops): Removed.
7356 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7357 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7358 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7360 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7361 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7362 (verify_loop_structure): Verify consistency of the exit lists.
7363 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7364 (set_single_exit): Removed.
7365 * cfgloop.h (struct loop_exit): New function.
7366 (struct loop): single_exit_ field replaced by exits field.
7367 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7368 (struct loops): Added exits hash.
7369 (mark_single_exit_loops, set_single_exit): Declaration removed.
7370 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7374 * doc/invoke.texi: Avoid use of @headitem.
7376 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7378 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7382 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7385 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7386 Richard Sandiford <richard@codesourcery.com>
7388 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7389 * config/m68k/m68k.opt: Resort options.
7390 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7392 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7393 Richard Sandiford <richard@codesourcery.com>
7395 * doc/invoke.texi: Document the macros that are defined by
7396 m68k's -mtune and -mhard-float options.
7397 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7398 (m68k_cpp_cpu_family): Likewise.
7399 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7400 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7401 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7402 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7403 (m68k_cpp_cpu_family): Likewise.
7405 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7408 macros besides mc68000 as tuning macros. Use a switch statement
7409 to set them and mcpu32.
7411 2007-01-12 Julian Brown <julian@codesourcery.com>
7413 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7414 (TARGET_68040_ONLY): Rename to...
7415 (TARGET_68040): ...this.
7416 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7417 * config/m68k/m68k.md: Likewise.
7419 2007-01-12 Julian Brown <julian@codesourcery.com>
7420 Nathan Sidwell <nathan@codesourcery.com>
7421 Richard Sandiford <richard@codesourcery.com>
7423 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7424 the -mcpu= argument associated with the --with-cpu setting.
7425 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7426 if different from the one implied by the -mcpu setting.
7427 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7428 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7429 * doc/invoke.texi: Mention ColdFire in the introduction to the
7430 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7431 -mno-div and -mhard-float options. Make -m68881 a synonym for
7432 -mhard-float. Document the previously-undocumented -m5206e,
7433 -m528x, -m5307 and -m5407 options. Tweak the existing option
7434 documentation for consistency.
7435 * doc/install.texi: Mention new --with-cpu arguments.
7436 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7437 default CPU if neither -mcpu nor -march are specified.
7438 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7439 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7440 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7441 using m68k_tune to decide between families that implement the
7442 same ISA. Use m68k_tune to set __mcfv4e__.
7443 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7444 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7445 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7446 (FL_ISA_C, FL_ISA_MMU): New macros.
7447 (MASK_COLDFIRE): Delete.
7448 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7449 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7450 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7451 (TARGET_HARD_FLOAT): Do not define here.
7452 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7453 (TUNE_68000): New macro.
7454 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7455 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7456 (TUNE_CFV2): Redefine in terms of m68k_tune.
7457 (uarch_type, target_device, fpu_type): New enums.
7458 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7459 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7460 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7461 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7462 (FL_FOR_isa_c): New macros.
7463 (m68k_isa): New enum.
7464 (m68k_target_selection): New structure.
7465 (all_devices, all_isas, all_microarchs): New tables.
7466 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7467 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7468 (MASK_ALL_CPU_BITS): Delete.
7469 (m68k_find_selection): New function.
7470 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7471 Map the legacy target options to a combination of the new ones.
7472 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7473 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7474 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7476 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7477 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7479 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7480 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7481 * config/m68k/m68k-devices.def: New file.
7483 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7484 Nathan Sidwell <nathan@codesourcery.com>
7486 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7487 (SUBTARGET_EXTRA_SPECS): New macros.
7488 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7489 use %(asm_cpu_spec) instead.
7490 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7491 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7492 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7493 (EXTRA_SPECS): Rename to...
7494 (SUBTARGET_EXTRA_SPECS): ...this.
7496 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7497 Richard Sandiford <richard@codesourcery.com>
7498 Julian Brown <julian@codesourcery.com>
7500 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7501 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7502 to the configuration's default CPU.
7503 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7504 Remove default masks.
7505 (m680[012]0-*-*): Set the default with_cpu to the first part of
7507 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7508 (m68k*-*-linux): Extend the --with-cpu handling to...
7509 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7510 and m68010. Don't set target_cpu_default2.
7511 * doc/install.texi: Document --with-cpu for m68k.
7512 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7513 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7514 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7515 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7516 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7517 (ASM_SPEC): Remove use of %(asm_cpu_default).
7518 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7519 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7520 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7521 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7522 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7523 (TARGET_DEFAULT): Delete.
7524 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7525 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7526 (CPP_CPU_SPEC): Delete.
7527 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7528 the appropriate string.
7529 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7530 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7531 (ASM_SPEC): Don't use %(asm_default_spec).
7532 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7533 TARGET_DEFAULT and add MASK_68881.
7534 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7536 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7538 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7539 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7540 MASK_68010 alongside MASK_68020.
7541 * doc/invoke.texi: Document -m68010.
7542 * config/m68k/m68k.opt (m68010): New.
7543 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7545 (TUNE_68010): New macro.
7546 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7547 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7548 (M68K_CPU_m68332): Add MASK_68010.
7549 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7550 fallback definition.
7551 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7553 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7554 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7555 to all entries that use MASK_68020.
7556 (output_move_simode_const, output_move_himode, output_move_qimode)
7557 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7558 instead of TARGET_68020 to select clr behavior. Remove comment
7559 about there being no TARGET_68010.
7560 * config/m68k/m68k.md: Likewise throughout.
7562 2007-01-12 Julian Brown <julian@codesourcery.com>
7564 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7565 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7566 * config/m68k/m68k.md: Likewise.
7568 2007-01-12 Julian Brown <julian@codesourcery.com>
7570 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7571 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7573 2007-01-12 Julian Brown <julian@codesourcery.com>
7575 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7576 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7577 * config/m68k/m68k.md: Likewise.
7579 2007-01-12 Julian Brown <julian@codesourcery.com>
7580 Richard Sandiford <richard@codesourcery.com>
7582 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7583 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7584 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7586 (TARGET_CPU32): Rename to...
7587 (TUNE_CPU32): ...this.
7588 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7589 (TUNE_CFV2): New macros.
7590 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7591 remove conditions that are implied by TARGET_68020.
7592 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7593 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7594 (m68k_output_function_epilogue): Likewise.
7595 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7596 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7597 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7598 non-68000 timings. Refactor multiplication and division costs.
7599 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7600 TUNE_CPU32 instead of TARGET_CPU32.
7601 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7602 and TUNE_68060 instead of TARGET_68060.
7603 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7604 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7606 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7607 && !TARGET_COLDFIRE" to choose between moveq and clr.
7608 Likewise in the unnamed movsf pattern.
7609 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7610 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7613 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7615 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7616 of tabbing before backslashes.
7618 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7620 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7621 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7622 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7624 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7626 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7627 find_interesting_uses_cond.
7628 (find_interesting_uses_cond): Use extract_cond_operands.
7629 (rewrite_use_compare): Use extract_cond_operands and
7630 force_gimple_operand_bsi. Do not call update_stmt.
7631 (determine_use_iv_cost_condition): Use extract_cond_operands.
7632 Return cheaper of using original bound and changing the exit bound.
7634 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7636 PR tree-optimization/29516
7637 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7638 most_expensive_mult_to_index, addr_to_parts,
7639 create_mem_ref, maybe_fold_tmr): Make the type of
7640 fields of TARGET_MEM_REF sizetype.
7641 (move_fixed_address_to_symbol, move_pointer_to_base):
7643 * tree.def (TARGET_MEM_REF): Add comment on types of
7646 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7648 * c-common.c (vector_types_convertible_p): Treat opaque types as
7649 always convertible if they have the same size, but not otherwise.
7651 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7653 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7654 Remove the b_unconditional field.
7655 (noce_try_sign_mask): Do not look at b_unconditional.
7656 (noce_process_if_block): Do not use merge_if_blocks. Update
7657 the CFG here. Do not set b_unconditional.
7658 (cond_move_process_if_block): Likewise.
7659 (find_cond_trap): Likewise.
7660 (check_cond_move_block): Require simple jump insns at the end
7663 2007-01-11 Jan Hubicka <jh@suse.cz>
7665 PR tree-optimization/1046
7666 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7667 when alias info is not ready.
7668 (pass_tail_recursion): Do not require aliasing.
7669 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7670 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7671 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7672 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7673 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7674 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7675 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7677 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7678 When aliasing is not build, mark statement as volatile.
7680 2007-01-11 Tom Tromey <tromey@redhat.com>
7682 PR preprocessor/15185, PR preprocessor/20989:
7683 * doc/cppopts.texi <-MT>: Update description of algorithm for
7684 computing default target.
7685 <-M, -MD>: Reword "basename" text.
7687 2007-01-11 Roger Sayle <roger@eyesopen.com>
7689 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7690 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7691 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7692 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7693 fold_builtin_bswap, real_constp, fold_builtin_pow,
7694 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7695 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7696 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7697 * convert.c (convert_to_pointer): Likewise.
7698 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7699 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7700 const_binop, fold_convert_const_int_from_int,
7701 fold_convert_const_int_from_real,
7702 fold_convert_const_real_from_real, sign_bit_p,
7703 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7704 fold_sign_changed_comparison, fold_unary, fold_comparison,
7705 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7706 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7707 * print-tree.c (print_node_brief, print_node): Likewise.
7708 * stor-layout.c (place_field, layout_type): Likewise.
7709 * tree-chrec.c (keep_cast): Likewise.
7710 * tree.c (build_vector, build_real, build_real_from_int_cst,
7711 build_complex): Likewise.
7713 2007-01-11 Roger Sayle <roger@eyesopen.com>
7715 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7716 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7718 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7720 * configure.ac (strict1_warn): Rename to strict_warn.
7721 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7722 cc_set_by_configure, quoted_cc_set_by_configure,
7723 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7724 all_boot_languages, all_stagestuff): Remove.
7725 (target_list): Remove bootstrap targets.
7726 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7727 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7728 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7729 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7730 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7731 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7732 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7733 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7734 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7735 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7736 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7737 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7738 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7739 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7740 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7741 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7742 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7743 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7744 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7745 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7746 (mostlyclean): Adjust.
7747 (clean, distclean): Don't mention bootstrap stuff.
7748 * configure: Regenerate.
7749 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7750 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7751 treelang/config-lang.in (stagestuff): Remove.
7752 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7753 stageprofile, stagefeedback, stagestuff): Remove mention.
7755 2007-01-11 Nick Clifton <nickc@redhat.com>
7757 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7759 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7760 (mcore_arith_K_S_operand): Run the test for the S constraint not
7761 the test for the M constraint.
7762 (mcore_addsub_operand): Do not accept integer values that are
7763 larger than 32 bits.
7764 * config/mcore/mcore.md: Remove unused constraints from split.
7765 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7767 (allocate_stack): Likewise.
7768 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7769 operands to 32 bits.
7770 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7772 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7773 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7774 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7775 mcore_output_bclri, mcore_output_andn, output_inline_const,
7776 mcore_output_move, mcore_output_movedouble): Likewise.
7777 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7778 (output_inline_const): Likewise.
7779 (output_inline_const): Fix format strings used in sprintf
7781 * config/mcore/mcore-protos.h: Update prototypes for changed
7782 functions in mcore.c.
7783 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7784 HOST_WIDE_INT and not int.
7785 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7786 CONST_OK_FOR_N): Likewise.
7787 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7788 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7791 2007-01-10 Jan Hubicka <jh@suse.cz>
7793 * tree-vrp.c (remove_range_assertions): Release defs.
7794 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7795 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7797 2007-01-10 Paul Brook <paul@codesourcery.com>
7799 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7800 * config/arm/arm.md (mulsi3subsi): New insn.
7802 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7804 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7805 (tree_transform_and_unroll_loop): New.
7806 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7809 2007-01-10 Robert Kennedy <jimbob@google.com>
7811 * fold-const.c (fold_comparison): Fold comparisons like (x *
7812 1000 < 0) to (x < 0).
7814 2007-01-10 Ian Lance Taylor <iant@google.com>
7816 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7817 operands have the same priority.
7819 2007-01-10 Tom Tromey <tromey@redhat.com>
7821 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7822 (fold_binary): Likewise.
7823 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7824 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7825 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7826 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7827 * langhooks.h (struct lang_hooks): Removed field
7828 'can_use_bit_fields_p'.
7830 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7832 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7834 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7836 * function.c (get_last_funcdef_no): New function.
7837 * function.h (get_last_funcdef_no): Declare.
7838 * tree-inline.c (initialize_cfun): Add initialization.
7839 (tree_function_versioning): Cleanup.
7841 2007-01-10 Jan Hubicka <jh@suse.cz>
7843 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7846 2007-01-10 Sa Liu <saliu@de.ibm.com>
7847 Ben Elliston <bje@au.ibm.com>
7849 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7850 for SAVE_NONLOCAL and Pmode for any other save level.
7851 * spu-protos.h (spu_restore_stack_block): Declare.
7852 * spu.md (save_stack_block): Remove.
7853 (restore_stack_block): Call spu_restore_stack_block.
7854 * spu.c (spu_restore_stack_block): New function.
7855 (spu_expand_epilogue): Remove old comment.
7857 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7859 PR tree-optimization/30322
7860 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7861 (cand_value_at): Return the value as aff_tree.
7862 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7863 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7864 aff_combination_mult): New functions.
7865 (aff_combination_add): Use aff_combination_add_cst.
7866 (aff_combination_convert): Allow conversions to a wider type.
7867 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7868 * tree-affine.h (aff_combination_mult): Declare.
7870 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7872 * doc/tm.texi: Update documentation to reflect reality of exec
7873 and start file search behaviours. Update copyright year.
7874 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7875 header file directories.
7877 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7879 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7880 (*cosxf2): Rename to cosxf2_i387.
7881 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7882 using X87MODEF12 mode macro. Rename patterns to
7883 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7885 (*cosdf2, *cossf2): Ditto.
7886 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7887 to match extended input operands.
7888 (sincos<mode>3): New expander.
7889 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7890 insn patterns and corresponding splitters.
7892 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7894 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7895 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7897 2007-01-09 Nicolas Pitre <nico@cam.org>
7900 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7902 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7904 * target.h (struct gcc_target): New field library_rtti_comdat.
7905 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7906 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7907 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7908 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7910 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7912 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7914 2007-01-08 Richard Guenther <rguenther@suse.de>
7916 * tree.h (force_fit_type_double): Export.
7917 (force_fit_type): Remove.
7918 * fold-const.c (force_fit_type_double): New function.
7919 (force_fit_type): Remove.
7920 (int_const_binop): Use it.
7921 (fold_convert_const_int_from_int): Likewise.
7922 (fold_convert_const_int_from_real): Likewise.
7923 (fold_div_compare): Likewise.
7924 (fold_sign_changed_comparison): Likewise.
7925 (fold_unary): Likewise.
7926 (fold_negate_const): Likewise.
7927 (fold_abs_const): Likewise.
7928 (fold_not_const): Likewise.
7929 * c-common.c (shorten_compare): Use force_fit_type_double.
7930 * convert.c (convert_to_pointer): Likewise.
7932 2007-01-08 Richard Guenther <rguenther@suse.de>
7934 * tree.h (build_int_cst_wide_type): Export.
7935 * tree.c (build_int_cst_wide_type): New function.
7936 (build_int_cst_wide): Fix comment.
7937 * builtins.c (fold_builtin_object_size): Use build_int_cst
7938 to build -1 or 0 of the correct type. Use fit_double_type
7939 to check for overflow.
7940 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7942 (decode_field_reference): Likewise.
7943 (all_ones_mask_p): Likewise.
7944 (native_interpret_int): Use build_int_cst_wide_type.
7945 (fold_binary): Use build_int_cst_type to build an all-ones
7947 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7949 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7951 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7953 2007-01-09 Ben Elliston <bje@au.ibm.com>
7955 * genautomata.c (STATS_OPTION): New option.
7956 (stats_flag): New flag.
7957 (gen_automata_option): Handle it.
7958 (initiate_automaton_gen): Ditto.
7959 (write_automata): Output statistics only if stats_flag is
7960 set. Likewise, output time statistics only if time_flag is set.
7961 * doc/md.texi (Processor pipeline description): Document new flag.
7963 2007-01-08 Richard Guenther <rguenther@suse.de>
7965 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7966 * tree.c (build_int_cst_type): Likewise.
7967 (size_in_bytes): Don't call force_fit_type on the result.
7968 (int_fits_type_p): Use fit_double_type.
7969 * fold-const.c (fit_double_type): New function.
7970 (force_fit_type): Use it.
7971 * tree.h (fit_double_type): Export.
7973 2007-01-08 Jan Hubicka <jh@suse.cz>
7975 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7976 * ipa.c (function_and_variable_visibility): Fix return type.
7978 2007-01-08 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7981 of offset to build the index.
7982 * tree-pretty-print.c (dump_generic_node): Don't build negated
7983 const just for printing.
7984 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7985 * builtins.c (fold_builtin_int_roundingfn): Check if result
7986 fits the type by using force_fit_type and comparing the result.
7987 * predict.c (predict_loops): Use compare_tree_int for comparison.
7988 * tree.c (build_int_cst): Fall back to integer_type_node for
7990 (build_int_cst_wide): Assert type is non-null.
7992 2007-01-08 Roberto Costa <roberto.costa@st.com>
7994 * tree-vrp.c (extract_range_from_cond_expr): New.
7995 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7996 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7998 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7999 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8000 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8001 used as expressions.
8002 * tree-object-size.c (cond_expr_object_size): New.
8003 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8005 2007-01-08 Jan Hubicka <jh@suse.cz>
8007 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8008 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8011 2007-01-08 Richard Guenther <rguenther@suse.de>
8013 PR tree-optimization/23603
8014 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8015 (extract_range_from_binary): Fall back to truthvalue instead of
8016 varying for TRUTH_*_EXPR.
8017 (extract_range_from_comparison): Fall back to truthvalue instead of
8019 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8020 if all visited PHI values were constant.
8022 2007-01-08 Jan Hubicka <jh@suse.cz>
8024 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8025 (cgraph_analyze_function): break out from ...
8026 (cgraph_finalize_compilation_unit): ... here.
8027 (cgraph_expand_function): Remove forgoten commented out line.
8028 (cgraph_optimize): Analyze functions.
8030 2007-01-08 Jan Hubicka <jh@suse.cz>
8032 * tree-pas.h (TODO_remove_function): New flag.
8033 (TODO_update*): Renumber.
8034 (pass_ipa_increase_alignment,
8035 pass_ipa_function_and_variable_visibility): New passes.
8036 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8037 (cgraph_function_and_variable_visibility): Move to ipa.c
8038 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8039 cgraph_increase_alignment.
8040 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8041 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8042 calling tree-inline.
8043 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8044 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8045 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8046 (gate_increase_alignment): New function.
8047 (pass_ipa_increase_alignment): New pass.
8048 * ipa.c: Inline tree-pass.h and timevar.h
8049 (function_and_variable_visibility): Move here from cgraphunit.c
8050 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8051 * passes.c (init_optimization_passes): Add the two new passes.
8052 (execute_todo): Handle cgraph_remove_functions.
8054 2007-01-08 Nick Clifton <nickc@redhat.com>
8056 * config/frv/predicates.md (reg_or_0_operand): Accept
8059 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8061 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8062 * config.gcc: Add bfin*-rtems*.
8064 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8066 * c.opt: Add -flax-vector-conversions.
8067 * c-typeck.c (convert_for_assignment): Pass flag to
8068 vector_types_convertible_p to allow emission of note.
8069 (digest_init): Likewise.
8070 * c-opts.c: Handle -flax-vector-conversions.
8071 * c-common.c (flag_lax_vector_conversions): New.
8072 (vector_types_convertible_p): Unless -flax-vector conversions
8073 has been passed, disallow conversions between vectors with
8074 differing numbers of subparts and/or element types. If such
8075 a conversion is disallowed, possibly emit a note on the first
8076 occasion only to inform the user of -flax-vector-conversions.
8077 The new last argument specifies this.
8078 * c-common.h (flag_lax_vector_conversions): New.
8079 (vector_types_convertible_p): Add extra argument.
8080 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8081 char_type_node for V*QI type vectors.
8082 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8083 Update to satisfy new typechecking rules.
8084 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8086 * doc/invoke.texi (C Dialect Options): Document
8087 -flax-vector-conversions.
8089 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8091 PR tree-optimization/29877
8092 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8093 a register variable on the RHS to not be replaceable.
8095 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8096 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8097 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8098 const_simm15, const_pow2, const_npow2): Added.
8099 * config/score/misc.md (insv, extv, extzv, movmemsi,
8100 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8101 * config/score/score.c (score_address_cost, score_select_cc_mode):
8103 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8104 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8105 Update score_print_operand.
8106 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8107 Adjust register allocate order and update some macro define.
8108 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8109 mdx_block_move_straight, mdx_block_move_loop_head,
8110 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8111 mdx_block_move): Added.
8112 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8113 mdp_limm): Updated and fix some bug and typo.
8114 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8115 (movsf, movdf, doloop_end): Added.
8117 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8119 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8120 config/arm/thumb2.md: Fix comment typos.
8121 * doc/extend.texi: Fix a typo.
8123 2007-01-07 Eric Christopher <echristo@apple.com>
8125 * configure.ac: Check for __stack_chk_fail for darwin.
8126 * configure: Regenerate.
8128 2007-01-07 Richard Guenther <rguenther@suse.de>
8130 * tree-vrp.c (extract_range_from_assert): CSE calls to
8131 compare_values where possible.
8132 (extract_range_from_unary_expr): Likewise.
8134 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8136 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8137 * config/avr/avr.c (call_insn_operand): Delete function.
8138 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8139 instead of register number. Use predicates.
8140 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8141 call_insn_operand): Add.
8143 2007-01-06 Jan Hubicka <jh@suse.cz>
8145 * tree-pass.h (pass_build_cgraph_edges): Declare.
8146 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8147 (visited_nodes): Remove.
8148 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8149 build_cgrpah_edges; make visited_nodes local.
8150 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8151 (record_references_in_initializer): Move to cgraphbuild.c
8152 (initialize_inline_failed, rebuild_cgraph_edges,
8153 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8154 (verify_cgraph_node): Make visited_nodes local.
8155 (cgraph_analyze_function): Do not call cgraph_create_edges and
8156 initialize_inline_failed.
8157 (cgraph_expand_function): Do not call cgraph_lower_function;
8158 assert that function is already lowered.
8159 * Makefile.in (cgraphbuild.o): New.
8160 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8161 at the end of lowering passes.
8163 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8165 * ifcvt.c (cond_move_convert_if_block): New function, code
8166 factored out from...
8167 (cond_move_process_if_block): ...here. Call the new function
8168 on the THEN and ELSE blocks.
8169 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8170 already takes care of this.
8172 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8175 * tree.h (TREE_OVERFLOW_P): New.
8176 * c-typeck.c (parser_build_unary_op): Warn only if result
8177 overflowed and operands did not.
8178 (parser_build_binary_op): Likewise.
8179 (convert_for_assignment): Remove redundant overflow_warning.
8180 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8182 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8184 * c-typeck.c (store_init_value): Split over two lines to follow
8185 the GNU coding style.
8187 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8189 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8190 __GXX_EXPERIMENTAL_CXX0X__.
8191 * doc/cpp.texi: Same.
8193 2007-01-05 Richard Guenther <rguenther@suse.de>
8196 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8197 with mismatched types. Instead explicitly build a
8198 conversion NOP_EXPR.
8200 2007-01-05 Ian Lance Taylor <iant@google.com>
8202 * c-common.c (decl_with_nonnull_addr_p): New function.
8203 (c_common_truthvalue_conversion): Call it.
8204 * c-typeck.c (build_binary_op): Likewise.
8205 * c-common.h (decl_with_nonnull_addr_p): Declare.
8207 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8210 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8213 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8215 * doc/install.texi (Final install): Document the fact that
8216 the GNAT runtime should not be stripped.
8218 2007-01-04 Jan Hubicka <jh@suse.cz>
8220 * tree-inline.c (fold_marked_statements): Update operand caches
8221 and EH after folding
8223 2007-01-04 Ian Lance Taylor <iant@google.com>
8225 * c-common.c (check_function_nonnull): Whitespace fix.
8227 2007-01-04 Jan Hubicka <jh@suse.cz>
8229 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8230 comitted older version of patch.
8231 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8232 function, celanup cfg and collect garbage.
8234 2007-01-04 Mike Stump <mrs@apple.com>
8236 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8239 2007-01-04 Eric Christopher <echristo@apple.com>
8241 * libgcc2.c (__bswapsi2): Use SItype.
8242 (__bswapdi2): Use DItype.
8243 * libgcc2.h: Update for above.
8245 2007-01-04 Paul Brook <paul@codesourcery.com>
8247 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8248 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8249 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8250 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8251 umulsi3_highpart): Make conditional on !arm_arch6.
8252 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8253 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8254 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8255 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8256 umulsi3_highpart_v6): New insns.
8258 2007-01-04 Roger Sayle <roger@eyesopen.com>
8260 * fold-const.c (fold_convert): When casting an expression to void,
8261 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8262 have a type. Instead of attempting to build a NOP_EXPR, return
8263 these "special" trees directly.
8265 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8267 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8268 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8269 rs6000_cost->fp not 0 as adjustment for outer NEG.
8271 2007-01-04 Jan Hubicka <jh@suse.cz>
8273 * cgraph.c (cgraph_release_function_body): New function.
8274 (cgraph_remove_node): Use it.
8275 * cgraph.h (cgraph_release_function_body): Declare.
8276 * cgraphunit.c (cgraph_expand_function): Use it.
8277 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8278 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8279 is initialized and while compilation of other function is running.
8280 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8281 statement CFG annotations from here to ...
8282 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8284 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8286 * cfgloop.h (enum li_flags): Make the constants powers of two.
8288 2007-01-04 Jan Hubicka <jh@suse.cz>
8290 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8292 (fold_marked_statements): New function.
8293 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8294 * tree-inline.h (copy_body_data): Add statements_to_fold.
8296 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8298 * config.gcc: Mention libgcc/config.host.
8299 * Makefile.in: Update comments mentioning libgcc.
8300 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8301 (all.cross, start.encap, rest.encap, rest.cross): Update
8302 dependencies for libgcc move.
8303 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8304 (clean-target, clean-target-libgcc): Delete.
8305 (srcdirify, GCC_EXTRA_PARTS): New macros.
8306 (libgcc-support, libgcc.mvars): New rules.
8307 (distclean): Remove mention of mklibgcc.
8308 (install): Don't reference INSTALL_LIBGCC.
8309 (install-common): Don't reference EXTRA_PARTS.
8310 (install-libgcc, install-multilib): Delete rules.
8311 * mklibgcc.in: Delete file.
8312 * doc/configfiles.texi: Don't mention mklibgcc.
8314 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8315 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8316 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8317 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8318 (mklibgcc, ldblspecs): Likewise.
8320 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8321 (posixpre.def): Use $(T).
8322 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8323 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8324 (SHLIB_LINK): Make dummy.
8325 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8327 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8329 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8330 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8331 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8332 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8334 * configure.ac (all_outputs): Remove mklibgcc.
8335 * configure: Regenerated.
8337 2007-01-03 Josh Conner <jconner@apple.com>
8340 * calls.c (compute_argument_addresses): Set stack and stack_slot
8341 for partial args, too.
8342 (store_one_arg): Use locate.size.constant for the size when
8343 generating a save_area.
8345 2007-01-03 Robert Kennedy <jimbob@google.com>
8347 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8348 whose definitions are deleted due to basic block merging.
8350 2007-01-03 Paul Brook <paul@codesourcery.com>
8353 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8355 (use_return_insn): Return 0 for Thumb interrupt functions.
8356 (print_multi_reg): Add rfe argument for IRQ returns.
8357 (arm_output_epilogue): Pop interrupt return address directly into PC.
8358 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8360 2007-01-03 Paul Brook <paul@codesourcery.com>
8362 Merge from sourcerygxx-4_1.
8363 * config/arm/thumb2.md: New file.
8364 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8366 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8367 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8368 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8369 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8371 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8372 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8374 * config/arm/ieee754-sf.S: Ditto.
8375 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8376 (thumb1_base_register_rtx_p): ... to this.
8377 (thumb_index_register_rtx_p): Rename...
8378 (thumb1_index_register_rtx_p): ... to this.
8379 (thumb_output_function_prologue): Rename...
8380 (thumb1_output_function_prologue): ... to this.
8381 (thumb_legitimate_address_p): Rename...
8382 (thumb1_legitimate_address_p): ... to this.
8383 (thumb_rtx_costs): Rename...
8384 (thumb1_rtx_costs): ... to this.
8385 (thumb_compute_save_reg_mask): Rename...
8386 (thumb1_compute_save_reg_mask): ... to this.
8387 (thumb_final_prescan_insn): Rename...
8388 (thumb1_final_prescan_insn): ... to this.
8389 (thumb_expand_epilogue): Rename...
8390 (thumb1_expand_epilogue): ... to this.
8391 (arm_unwind_emit_stm): Rename...
8392 (arm_unwind_emit_sequence): ... to this.
8393 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8394 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8395 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8396 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8397 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8398 thumb2_output_casesi): New functions.
8399 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8400 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8401 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8402 THUMB2_WORK_REGS): Define.
8403 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8404 arm_condexec_mask, arm_condexec_masklen)): New variables.
8405 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8406 (arm_override_options): Check new CPU capabilities.
8407 Set new architecture flag variables.
8408 (arm_isr_value): Handle v7m interrupt functions.
8409 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8411 (const_ok_for_arm): Handle Thumb-2 constants.
8412 (arm_gen_constant): Ditto. Use movw when available.
8413 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8415 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8416 (thumb_find_work_register, arm_load_pic_register,
8417 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8418 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8419 print_multi_reg, output_mov_long_double_fpa_from_arm,
8420 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8421 output_mov_double_fpa_from_arm, output_move_double,
8422 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8423 output_return_instruction, arm_output_function_prologue,
8424 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8425 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8426 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8427 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8428 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8429 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8431 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8432 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8433 (arm_file_start): Output directive for unified syntax.
8434 (arm_unwind_emit_set): Handle stack alignment instruction.
8435 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8436 Add v6t2, v7, v7a, v7r and v7m.
8437 (RETLDM): Add Thumb-2 code.
8438 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8439 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8440 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8441 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8442 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8443 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8444 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8445 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8446 ADJUST_INSN_LENGTH): Define.
8447 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8448 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8449 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8450 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8451 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8452 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8453 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8454 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8455 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8456 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8457 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8458 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8459 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8460 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8461 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8462 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8463 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8465 * config/arm/arm-tune.md: Regenerate.
8466 * config/arm/arm-protos.h: Update prototypes.
8467 * config/arm/vfp.md: Enable patterns for Thumb-2.
8468 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8469 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8470 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8471 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8472 * config/arm/libunwind.S: Add Thumb-2 code.
8473 * config/arm/constraints.md: Update include Thumb-2.
8474 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8475 * config/arm/ieee754-df.S: Ditto.
8476 * config/arm/bpabi.S: Ditto.
8477 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8478 * config/arm/predicates.md (low_register_operand,
8479 low_reg_or_int_operand, thumb_16bit_operator): New.
8480 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8481 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8482 * config/arm/t-arm-elf: Add armv7 multilib.
8483 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8485 (UNSPEC_STACK_ALIGN, ce_count): New.
8486 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8487 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8489 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8490 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8491 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8492 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8493 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8494 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8496 * doc/extend.texi: Document ARMv7-M interrupt functions.
8497 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8499 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8501 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8502 (struct _Unwind_Context): Rename args_size to flags, remove
8503 signal_frame field, add a new args_size field and version field.
8504 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8505 _Unwind_IsExtendedContext): New inline functions.
8506 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8507 Assume by_value array is only present if _Unwind_IsExtendedContext.
8508 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8509 _Unwind_IsSignalFrame.
8510 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8511 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8512 (uw_init_context_1): Initialize context->flags to
8513 EXTENDED_CONTEXT_BIT.
8514 * config/rs6000/linux-unwind.h (frob_update_context): Use
8515 _Unwind_SetSignalFrame.
8517 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8520 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8521 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8524 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8526 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8527 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8528 RET, AT_SP): Remove.
8529 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8532 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8533 * cfgbuild.c (find_basic_blocks): Likewise.
8534 * cfgrtl.c (rtl_create_basic_block): Likewise.
8535 * function.c (temp_slots_at_level): Likewise.
8536 * reg-stack.c (stack_regs_mentioned): Likewise.
8537 * regclass.c (allocate_reg_info): Likewise.
8538 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8539 set_bb_for_stmt, move_block_to_fn): Likewise.
8540 * tree-complex.c (tree_lower_complex): Likewise.
8541 * vec.h (VEC_safe_grow_cleared): New.
8543 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8545 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8547 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8548 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8550 * cfgloopmanip.c (scale_loop_frequencies): Export.
8551 (loopify): Scale the frequencies by prescribed coefficients.
8552 (set_zero_probability): New function.
8553 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8554 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8555 and frequencies according to arguments.
8556 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8558 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8559 * modulo-sched.c (sms_schedule): Set probabilities for entering
8560 versioned loop correctly.
8561 * tree-vect-transform.c (vect_transform_loop): Ditto.
8562 * cfgloop.h (loopify, loop_version): Declaration changed.
8563 (scale_loop_frequencies): Declared.
8565 2007-01-02 Jan Hubicka <jh@suse.cz>
8567 * cgraph.c: Include tree-flow.h
8568 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8570 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8571 * tree-pass.h (pass_all_early_optimizations): Declare.
8572 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8574 (cgraph_analyze_function): Do early_local_passes.
8575 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8576 Do not add referenced vars.
8577 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8579 (gate_all_early_local_passes): New gate.
8580 (pass_early_local_passes): Use new gate.
8581 (execute_early_local_optimizations): New functions.
8582 (gate_all_early_optimizations): New gate.
8583 (pass_all_early_optimizations): New pass.
8584 (execute_free_datastructures): Free SSA only when initialized.
8585 (gate_init_datastructures): Init only when optimizing.
8586 (tree_lowering_passes): Do early local passes when called late.
8587 * tree-profile.c (do_tree_profiling): Don't profile functions added
8589 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8590 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8592 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8593 during early_local_passes.
8594 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8597 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8599 * Makefile.in: Update copyright year.
8601 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8603 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8604 in $(lang_checks) and check-consistency targets.
8606 2007-01-02 Jan Hubicka <jh@suse.cz>
8608 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8609 Do not add referenced vars.
8610 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8612 * passes.c (init_optimization_passes): Put mudflap_2 after
8613 free_datastructures.
8615 2007-01-02 Jan Hubicka <jh@suse.cz>
8617 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8618 Set NOTHROW flag on call statements proved to be nothrow.
8619 Update statement of local calls so new pure/const functions are
8620 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8622 (tree_rest_of_compilation): Register hooks and initialize bitmap
8623 early. Do not set after_inlining flag.
8625 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8627 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8628 HOST_BITS_PER_LONGLONG
8630 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8633 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8634 warning for non-static initializers.
8636 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8638 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8639 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8640 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8641 Always use set_unique_reg_note to add REG_EQUAL notes.
8643 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8646 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8648 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8649 * cfgbuild.c (find_basic_blocks): Likewise.
8650 * cfgrtl.c (rtl_create_basic_block): Likewise.
8651 * function.c (temp_slots_at_level): Likewise.
8652 * reg-stack.c (stack_regs_mentioned): Likewise.
8653 * regclass.c (allocate_reg_info): Likewise.
8654 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8655 set_bb_for_stmt, move_block_to_fn): Likewise.
8656 * tree-complex.c (tree_lower_complex): Likewise.
8657 * vec.h (VEC_safe_grow_cleared): New.
8659 2007-01-02 Ian Lance Taylor <iant@google.com>
8661 * c-common.c (c_common_truthvalue_conversion): When warning about
8662 using an assignment as a truth value, set TREE_NO_WARNING.
8664 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8667 * c.opt (Wold-style-declaration): New.
8668 * doc/invoke.texi (C-only Warning Options): New.
8669 (Wold-style-declaration): Document it.
8670 (Wextra): Enabled by -Wextra.
8671 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8672 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8673 -Wold-style-declaration.
8675 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8677 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8678 * cfgbuild.c (find_basic_blocks): Likewise.
8679 * cfgrtl.c (rtl_create_basic_block): Likewise.
8680 * function.c (temp_slots_at_level): Likewise.
8681 * reg-stack.c (stack_regs_mentioned): Likewise.
8682 * regclass.c (allocate_reg_info): Likewise.
8683 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8684 set_bb_for_stmt, move_block_to_fn): Likewise.
8685 * tree-complex.c (tree_lower_complex): Likewise.
8686 * vec.h (VEC_safe_grow_cleared): New.
8688 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8690 * c-common.c (c_common_nodes_and_builtins): Since variants of
8691 void_type_node get built before it is given a name, we need to
8692 give those variants the name, too.
8693 (complete_array_type): We need to work with the canonical main
8694 type of the array, from which we will build the qualified version.
8695 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8696 * print-tree.c (print_node): Display canonical type information
8698 * stor-layout.c (layout_type): When we don't know the
8699 alignment of a type for which we're building an array, we end up
8700 guessing wrong, so make the type require structural equality.
8701 * tree.c (make_node_stat): When we build a new type, it is its
8703 (build_type_attribute_qual_variant): When building an attribute
8704 variant, its canonical type is the non-attribute variant. However,
8705 if the attributes are target-dependent and they differ, we need to
8706 use structural equality checks for this type.
8707 (build_qualified_type): A qualified type is not equivalent to its
8708 unqualified variant; set the canonical type appropriately.
8709 (build_distinct_type_copy): When building a distinct type from
8710 another type, the new type is its own canonical type.
8711 (build_variant_type_copy): When building a new type variant, we
8712 assume that it is equivalent to the original type.
8713 (build_pointer_type_for_mode): When building a pointer type, also
8714 build a canonical type pointer.
8715 (build_reference_type_for_mode): When building a reference type,
8716 also build a canonical type reference.
8717 (build_index_type): When we can't hash an index type (e.g.,
8718 because its maximum value is negative), the index type requires
8719 structural equality tests.
8720 (build_array_type): Build the canonical form of an array type.
8721 (build_function_type): Function types require structural equality,
8722 because they contain default arguments, attributes, etc.
8723 (build_method_type_directly): Ditto for method types.
8724 (build_offset_type): Build the canonical offset type.
8725 (build_complex_type): Build the canonical vector type.
8726 (make_vector_type): Build the canonical vector type.
8727 * tree.h (TYPE_CANONICAL): New.
8728 (TYPE_STRUCTURAL_EQUALITY_P): New.
8729 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8730 (struct tree_type): Added "canonical" field.
8731 * params.h (VERIFY_CANONICAL_TYPES): New.
8732 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8733 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8734 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8735 * doc/invoke.texi (verify-canonical-types): Document --param
8736 parameter for verifying canonical types.
8738 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8740 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8741 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8742 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8743 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8745 * config/rs6000/e500.h: New.
8746 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8747 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8749 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8750 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8751 TARGET_E500_DOUBLE): Remove.
8752 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8753 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8754 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8755 * config/rs6000/rs6000.c (rs6000_override_options): Use
8758 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8760 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8761 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8762 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8763 rs6000_emit_cmove): Don't check TARGET_E500.
8764 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8765 sordered): Don't check TARGET_E500.
8767 2007-01-01 Eric Christopher <echristo@apple.com>
8769 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8770 HARD_REGISTER_NUM_P.
8772 2007-01-01 Roger Sayle <roger@eyesopen.com>
8774 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8775 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8776 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8779 2007-01-01 Mike Stump <mrs@apple.com>
8781 * configure.ac: Remove support for building with Apple's gcc-3.1.
8783 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8786 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8787 REG is a hard register. Do not modify REG before calling
8789 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8790 multiple of the size of YMODE for certain lowpart cases.
8792 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8795 * gimplify (voidify_wrapper_expr): Update for
8798 2007-01-01 Andreas Schwab <schwab@suse.de>
8801 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8802 save of BR0 in extra_spill_size instead of spill_size.
8803 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8805 (ia64_expand_epilogue): Restore BR0 from its new location.
8807 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8809 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8810 Use a temporary variable if the left hand side is not a gimple
8813 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8815 * gimplify.c (gimplify_return_expr): Make the temporary variable
8816 for the return expression, a gimple register variable.
8818 2007-01-01 Jan Hubicka <jh@suse.cz>
8820 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8823 2007-01-01 Mike Stump <mrs@apple.com>
8825 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8827 * config/darwin.c (machopic_select_rtx_section): Use
8829 (darwin_mergeable_constant_section): Likewise.
8830 * configure: Regenerate.
8831 * config.in: Regenerate.
8833 2007-01-01 Jan Hubicka <jh@suse.cz>
8834 Andrew Pinski <pinskia@gmail.com>
8836 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8837 before starting IPA passes.