1 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3 * regmove.c (regmove_optimize): Use reg_mentioned_p
4 instead of reg_overlap_mentioned_p for DST.
6 2007-03-21 Mike Stump <mrs@apple.com>
8 * c.opt: Fixup for Objective-C/C++.
10 2007-02-21 Steve Ellcey <sje@cup.hp.com>
12 * explow.c (convert_memory_address): Fold memory reference when
13 POINTERS_EXTEND_UNSIGNED < 0
15 2007-03-21 Richard Henderson <rth@redhat.com>
18 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19 * config/i386/mmintrin.h (__m64): Likewise.
20 * config/i386/xmmintrin.h (__m128): Likewise.
22 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25 (VXWORKS_OS_CPP_BUILTINS): Define.
26 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
27 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
29 2007-03-21 Richard Sandiford <richard@codesourcery.com>
31 * rtl.h (constant_pool_reference_p): Delete.
32 (find_constant_src): Declare.
33 * rtlanal.c (find_constant_src): New function.
34 * simplify-rtx.c (constant_pool_reference_p): Delete.
35 * config/i386/i386.md: Use find_constant_src instead of
36 constant_pool_reference_p/avoid_constant_pool_reference pairs.
38 2007-03-21 Richard Sandiford <richard@codesourcery.com>
40 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
41 * c-cppbuiltin.c (c_cpp_builtins): Define them.
43 2007-03-20 Mark Mitchell <mark@codesourcery.com>
45 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
46 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
47 (arm_elf_asm_constructor): Use it.
48 (arm_elf_asm_destructor): New function.
50 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
52 * jump.c (mark_jump_label): Treat SEQUENCE specially.
54 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
56 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
58 2007-03-19 Andrew Haley <aph@redhat.com>
60 PR tree-optimization/31264
61 * tree-vrp.c (register_edge_assert_for_1): Don't look though
64 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
66 PR rtl-optimization/30907
67 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
68 (fwprop_init): Always call loop_optimizer_initialize.
69 (fwprop_done): Always call loop_optimizer_finalize.
70 (fwprop): We always have loop info now.
71 (gate_fwprop_addr): Remove.
72 (pass_fwprop_addr): Use gate_fwprop as gate.
74 PR rtl-optimization/30841
75 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
76 df_chain_alloc): Call df_reorganize_refs unconditionally.
77 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
78 refs_organized to refs_organized_size.
79 (df_ref_create_structure): Use refs_organized_size instead of
80 bitmap_size if refs had been organized, and keep refs_organized_size
82 * df.h (struct df_ref_info): Change refs_organized to
84 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
87 2007-03-19 Mark Mitchell <mark@codesourcery.com>
89 * except.c (output_function_exception_table): Do not reference the
90 EH personality routine for functions that do not require an
93 2007-03-20 Jakub Jelinek <jakub@redhat.com>
96 * c-typeck.c (convert_for_assignment): Call comptypes for
97 RECORD_TYPE or UNION_TYPE.
100 * reload1.c (reload): Do invalid ASM checking after
101 cleanup_subreg_operands.
103 2007-03-19 Jeff Law <law@redhat.com>
105 * tree-cfg.c (find_taken_edge): Tighten conditions for
106 optimizing computed gotos.
108 2007-03-19 Michael Matz <matz@suse.de>
110 * builtins.c (expand_builtin_sync_operation,
111 expand_builtin_compare_and_swap,
112 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
115 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
116 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
121 * doc/tm.texi: Add brackets around the return type of
122 TARGET_SECONDARY_RELOAD.
124 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
125 Richard Guenther <rguenther@suse.de>
127 PR tree-optimization/31254
128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
129 Use handled_component_p () where appropriate. Continue
130 propagating into the rhs if we propagated into an INDIRECT_REF
133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
135 * config/s390/s390.md (op_type attribute): RRR instruction type added.
136 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
137 (xde, xdee): Mode attributes adjusted to support DFP modes.
138 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
139 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
140 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
141 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
142 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
143 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
144 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
146 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
147 "movsf"): Insn definitions removed.
148 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
149 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
150 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
152 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
153 "reload_in<mode>", "reload_out<mode>"): Expander added.
154 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
157 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
159 * config/s390/s390.md: Only non-functional changes. Renamed
160 FPR mode macro to BFP all over the file.
162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
164 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
165 (op_type attribute): RRF instruction type added.
166 (fT0): New mode attribute.
167 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
168 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
169 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
170 no secondary memory is needed when moving DFmode values between GPRs
173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
175 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
176 inverted and documentation adjusted.
177 ("mhard-dfp", "msoft-dfp"): New options.
178 * config/s390/s390.c (s390_handle_arch_option): New architecture
180 (override_options): Sanity checks for the new options added.
181 * config.gcc: New architecture switch: z9-ec.
182 * config/s390/s390.h (processor_flags): PF_DFP added.
183 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
184 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
185 when the bit is NOT set so remove it from the defaults.
187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
189 * genemit.c (main): Print include statement for dfp.h.
190 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
193 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
195 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
197 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
200 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
203 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
205 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
206 attr_length_call, output_call, output_indirect_call): Cleanup
207 formatting of targetm calls.
209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
211 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
213 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
215 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
216 reservation, bypass and anti-bypass descriptions for these instructions.
217 Update move patterns.
218 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
221 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
223 * tree-vect-transform.c (get_initial_def_for_induction): Replace
224 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
225 (get_initial_def_for_reduction): Likewise.
227 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
229 Fix PR tree-optimization/29922
230 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
231 (get_representative): Removed.
232 (value_dies_in_block_x): Update for rvuse removal.
233 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
234 (compute_antic_aux): Handle when PHI nodes appear in
235 non-single-successors.
236 (dump_bitmap_of_names): Removed.
237 (compute_antic_safe): Renamed and removed rvuse calculation.
238 Calculate only antic safe.
239 (insert_into_preds_of_block): Remove assert.
240 (execute_pre): Update for renamed functions.
241 (defer_or_phi_translate_block): New function.
243 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
245 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
246 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
248 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
249 Follow spelling conventions.
251 * tree-data-ref.h: Remove the prototype for analyze_array.
253 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
255 PR tree-optimization/31041
256 * tree-vect-transform.c (get_initial_def_for_induction): Call
257 force_gimple_operand.
259 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
261 * ipa-type-escape.c (look_for_casts) : Revert code to use
262 handled_component_p due to ada test a-numaux.adb.
264 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
266 * final.c (final_scan_insn): Alter the condition of a
267 conditional trap if we have nonstandard CC.
269 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
271 * configure.ac: Remove excess quoting from asm line 0 test.
272 * configure: Rebuilt.
274 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
276 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
277 * c-common.c (convert_and_check): Move warning logic to...
278 (warnings_for_convert_and_check): ...here. Define.
279 * c-common.h (warnings_for_convert_and_check): Declare.
281 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
283 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
284 (output_call): Likewise.
286 2007-03-16 Richard Sandiford <richard@codesourcery.com>
288 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
290 2007-03-16 Richard Sandiford <richard@codesourcery.com>
292 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
294 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
297 opteron, athlon-64 and athlon-fx processor_alias_table entries.
299 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
301 PR tree-optimization/31183
302 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
303 Use double_int instead of unsigned int for representing access_strides.
304 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
306 2007-03-16 Richard Guenther <rguenther@suse.de>
308 PR tree-optimization/31146
309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
310 to allow recursion of forward_propagate_addr_expr.
311 (forward_propagate_addr_into_variable_array_index): Likewise.
312 (forward_propagate_addr_expr): Likewise.
313 (tree_ssa_forward_propagate_single_use_vars): Likewise.
314 (forward_propagate_addr_expr_1): Recurse on simple copies
315 instead of propagating into them. Do so for useless conversions
317 (forward_propagate_addr_expr): Clean up unused statements after
320 2007-03-16 Richard Guenther <rguenther@suse.de>
322 * builtins.c (expand_builtin_cexpi): Use the right argument
323 for the expansion via cexp.
325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
327 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
328 * configure: Rebuilt.
330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
333 * dwarf2out.c (force_type_die): Adjust comment.
334 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
336 2007-03-15 DJ Delorie <dj@redhat.com>
338 * config/frv/predicates.md (minmax_operator): Don't check operands
341 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
343 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
344 Update constant estimates of number of iterations.
345 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
346 argument renamed to "realistic".
347 (compute_estimated_nb_iterations): Removed.
348 (record_niter_bound): New function.
349 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
350 call record_nonwrapping_iv with upper = false.
351 (infer_loop_bounds_from_signedness): Pass upper argument to
352 record_nonwrapping_iv.
353 (estimate_numbers_of_iterations_loop): Do not call
354 compute_estimated_nb_iterations. Record estimate based on profile
355 information. Initialize the constant estimates of number of
357 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
359 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
360 number of iterations is too small.
361 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
362 (EST_NOT_AVAILABLE): Removed.
363 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
364 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
367 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
369 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
370 Handle NE_EXPR guards.
372 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
375 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
376 Set also -pedantic-errors by default for the preprocessor unless
377 -fpermissive is given.
379 2007-03-15 Richard Guenther <rguenther@suse.de>
383 * builtins.c (expand_builtin_cexpi): As a fallback if we
384 don't have builtins for sincos or cexp create a function
385 declaration for cexp and expand to a call to that.
386 (expand_builtin_int_roundingfn): Always fall
387 back to floor/ceil and its variants even if they may be
390 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
393 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
394 jump tables, move the call to delete_dead_jumptables from here...
395 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
396 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
397 don't allow merging of blocks that try_redirect_by_replacing_jump
398 also does not handle when not optimizing.
400 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
401 Francois-Xavier Coudert <coudert@clipper.ens.fr>
403 * config/i386/i386.md (x86_sahf_1): Correctly handle
406 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
410 x86_64_general_operand as operand[2] predicate. Remove "iF"
411 from operand constraints and use "e" constraint instead.
412 (*subti3_1, *subti3_1 splitter): Ditto.
413 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
414 operand[1] predicate.
416 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
418 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
419 arrays, multiply the access strides by the size of the sub-array.
420 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
422 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
424 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
425 the configured assembler supports the sahf mnemonic.
426 * configure: Regenerate.
427 * config.in: Regenerate.
429 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
430 emit "sahf" or ".byte\t0x9e" as asm template.
432 2007-03-14 Michael Meissner <michael.meissner@amd.com>
435 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
436 option to replace hard coded TARGET_xxx in md file.
437 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
438 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
439 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
440 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
441 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
442 (X86_TUNE_NOT_VECTORMODE): Ditto.
443 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
444 (TUNE_AVOID_VECTOR_DECODE): Ditto.
445 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
446 (TUNE_SLOW_IMUL_IMM8): Ditto.
447 (TUNE_MOVE_M1_VIA_OR): Ditto.
448 (TUNE_NOT_UNPAIRABLE): Ditto.
449 (TUNE_NOT_VECTORMODE): Ditto.
451 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
454 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
455 tuning options instead of hard coded TARGET_xxx.
456 (fix ssemode peephole2's): Ditto.
457 (imul peephole2's): Ditto.
459 (movdi_or_rex64): Ditto.
460 (move peephole2): Ditto.
461 (not peephole2's): Ditto.
463 2007-03-14 Dirk Mueller <dmueller@suse.de>
465 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
466 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
467 * c-parser.c (c_parser_if_body): Always add an empty statement in case
469 * c-parser.c (c_parser_do_statement): Warn about empty body in
471 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
472 * doc/invoke.texi (-Wempty-body): Update documentation.
474 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
477 * c-common.h (warn_for_div_by_zero): Declare.
478 * c-common.c (warn_for_div_by_zero): Define.
479 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
484 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
485 to PREFIX and STANDARD_PREFIX.
487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
488 Phil Edwards <phil@codesourcery.com>
490 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
491 (__gthread_once_t): Remove busy field for RTPs.
492 (__GTHREAD_ONCE_INIT): Update accordingly.
494 2007-03-14 Richard Sandiford <richard@codesourcery.com>
496 * doc/invoke.texi: Document VxWorks options.
498 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
500 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
502 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
504 PR tree-optimization/30590
505 * tree-nrv.c (tree_nrv): Check for the partial update of the
508 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
510 * flags.h (flag_random_seed): Remove declaration, in favor of...
511 * toplev.h (get_random_seed, set_random_seed): ... these.
512 * tree.c (get_file_function_name): Use the former.
513 * opts.c (common_handle_option): Use the latter.
516 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
519 * cse.c (cse_find_path): Do not bail out if a basic block that
520 we already visited now becomes part of a path that starts at a
521 different basic block. Just disallow this, to make sure we
522 visit each basic block at most once.
524 2007-03-13 Jan Hubicka <jh@suse.cz>
526 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
527 when profile esitmate is present, calls with very low frequency are
530 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
532 PR tree-optimization/30730
533 PR tree-optimization/26900
534 * tree-ssa-loop-niter.c: Include gmp.h.
536 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
537 split_to_var_and_offset, determine_value_range,
538 bound_difference_of_offsetted_base, refine_bounds_using_guard,
539 bound_difference, bounds_add, bounds_negate,
540 number_of_iterations_ne_max, dump_affine_iv): New functions.
541 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
542 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
543 difference of initial and final value of control iv to validate
545 (number_of_iterations_cond): Add loop parameter. Determine bounds
546 on the difference of the extremes of the control iv. Add dumps.
547 (expand_simple_operations): Handle phi nodes.
548 (simplify_using_initial_conditions): Do not record used conditions.
549 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
550 Do not set additional_info.
551 (implies_nonnegative_p, implies_ge_p): Removed.
552 (derive_constant_upper_bound): Do not use parameter `additional'.
553 (record_estimate): Parameter `additional' removed. Parameter
554 `i_bound' added. Do not call derive_constant_upper_bound.
555 (record_nonwrapping_iv): Use derive_constant_upper_bound to
556 bound the number of iterations estimate.
557 (estimate_numbers_of_iterations_loop): Pass the estimate from
558 the number of iterations analysis to record_estimate.
559 * tree.h (multiple_of_p): Declare.
560 * tree-scalar-evolution.c (expression_expensive_p): Removed.
561 (scev_const_prop): Do not check expression_expensive_p.
562 * fold-const.c (multiple_of_p): Exported.
563 * double-int.c (double_int_mask): Exported.
564 * double-int.h (double_int_mask): Declare.
565 * tree-flow.h (struct tree_niter_desc): Removed additional_info
566 field. Added max field.
568 2007-03-13 David Taylor <taylor@candd.org>
571 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
574 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
577 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
580 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.opt (mcx16, msahf): New options.
583 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
584 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
586 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
587 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
588 Output -mcx16 and -msahf options when corresponding bit is set.
590 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
593 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
595 * configure.ac: Test for assembler tolerance to # 0 "".
596 * configure, config.in: Rebuilt.
597 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
599 2007-03-13 Geoffrey Keating <geoffk@apple.com>
601 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
603 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
604 (handle_syscall): Handle direct system calls.
605 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
607 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
609 * doc/invoke.texi: Fix cpp.info cross-reference.
610 * doc/passes.texi: Fix gcc.info cross-reference.
612 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
614 PR tree-optimization/30835
615 * lambda-code.c (can_convert_to_perfect_nest): Check whether
616 bb_for_stmt is not NULL before accessing it.
618 2007-03-12 Joseph Myers <joseph@codesourcery.com>
620 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
626 * doc/install.texi: Document --enable-stage1-languages
628 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
630 * tree-pass.h (pass_into_cfg_layout_mode,
631 pass_outof_cfg_layout_mode): Declare.
632 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
633 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
634 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
635 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
637 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
639 * c-decl.c (warn_variable_length_array): New function.
640 Refactored from grokdeclarator to handle warn_vla
641 and handle unnamed array case.
642 (grokdeclarator): Refactored VLA warning case.
643 * c.opt (Wvla): New flag.
644 * doc/invoke.texi (Wvla): New warning.
646 2007-03-12 Richard Henderson <rth@redhat.com>
648 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
649 (TARGET_SECTION_TYPE_FLAGS): New.
651 2007-03-12 Richard Henderson <rth@redhat.com>
653 * config/darwin.c (machopic_reloc_rw_mask): New.
654 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
655 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
657 2007-03-12 Mark Mitchell <mark@codesourcery.com>
659 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
660 * cppdefault.h (cpp_PREFIX): Document.
661 (cpp_PREFIX_len): Likewise.
662 (cpp_EXEC_PREFIX): New variable.
663 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
664 * c-incpath.c (add_standard_paths): Correct logic for relocating
667 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
670 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
672 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
673 fix_truncdfdi_sse using SSEMODEF mode macro.
674 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
675 fix_truncdfsi_sse using SSEMODEF mode macro.
676 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
677 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
679 2007-03-12 Richard Sandiford <richard@codesourcery.com>
681 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
684 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
686 * tree.h : Add multiple_of_p declaration.
687 * fold-const.c (multiple_of_p): Make multiple_of_p public.
688 * ipa-type-escape.c (results_of_malloc): Redundant.
689 (visited_stmts): New. Visited stmt for walk_use_def_chains.
690 (cast_type): Extended with new members.
691 (check_cast): Returns cast_type.
692 (cast): New structure for data of walk_use_def_chains.
693 (is_malloc_result, is_cast_from_non_pointer_1,
694 is_cast_from_non_pointer,
695 is_array_access_through_pointer_and_index): New functions.
696 (look_for_casts): Returns cast types.
697 (check_call): Returns void.
698 (okay_pointer_operation): Use support of pointer plus index,
699 pointer plus constant and allow all multiplications.
701 2007-03-11 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/31115
704 * tree-vrp.c (extract_range_from_binary_expr): Make sure
705 the shift count is positive and non-anti-range for RSHIFT_EXPR.
706 A shift count of zero is not special as with *_DIV_EXPR.
707 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
710 2007-03-11 Ian Lance Taylor <iant@google.com>
712 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
713 the *_DIV_EXPR codes correctly with overflow infinities.
715 2007-03-11 Ira Rosen <irar@il.ibm.com>
717 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
718 indicate success/failure of the analysis. Add negation to subtrahend
719 in case of subtraction. Fail if both operands contain constants.
720 (create_data_ref): Fail if analyze_offset fails.
722 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md (frndintxf2): Rename to ...
725 (rintxf2): ... this. Remove expander having same name.
726 (rintsf2, rintdf2): Implement using SSEMODEF macro.
727 (roundsf2, rounddf2): Ditto.
728 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
729 (lround<mode>di2, lround<mode>si2): Ditto.
731 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
733 * lower-subreg.c: Include except.h.
734 (decompose_multiword_subregs): Verify that the only control flow
735 insns we can split are loads to multi-words pseudos.
736 Handle breaking such blocks after splitting, instead of calling
737 find_many_sub_basic_blocks.
739 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
740 on the new basic block. Add a lengthy comment explaining why we
741 thought this was necessary.
742 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
744 2007-03-10 Mark Mitchell <mark@codesourcery.com>
747 * tree.c (walk_type_fields): Recurse into the element type of
748 ARRAY_TYPEs if there is a pointer set.
750 2007-03-10 Dirk Mueller <dmueller@suse.de>
752 * c-common.c (warn_logical_operator): Fix condition.
754 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
756 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
758 * config/darwin.c (machopic_select_section): Remove superfluous
759 argument in call to categorize_decl_for_section. Remove unused
762 2007-03-10 Joseph Myers <joseph@codesourcery.com>
764 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
766 * configure: Regenerate.
768 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
771 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
772 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
773 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
774 Add LABEL_NUSES to emitted label.
775 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
776 branch probability value to emitted jump insn.
777 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
778 Do not check life information and do not re-arrange input operands
779 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
781 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
783 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
784 the change of decode_asm_operands.
786 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
788 * mode-switching.c (create_pre_exit): Skip blockage insn.
790 2007-03-09 Diego Novillo <dnovillo@redhat.com>
792 * tree-pass.h (TODO_update_smt_usage): Remove.
794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
798 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
800 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
801 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
802 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
805 2007-03-09 Geoffrey Keating <geoffk@apple.com>
807 * gcc.c: Document %{, in big comment at top.
808 (input_suffix_matches): Remove special handling for .s and
810 (input_spec_matches): New.
811 (handle_braces): Handle %{,.
812 (validate_switches): ',' indicates a value which is not a switch.
813 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
814 to detect assembler input.
815 * config/i386/sol2.h (CPP_SPEC): Likewise.
816 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
817 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
818 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
819 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
820 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
821 -m64 causes deployment target to default to 10.5.
822 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
824 2007-03-09 Richard Henderson <rth@redhat.com>
827 * target.h (targetm.asm.out.reloc_rw_mask): New.
828 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
829 (TARGET_ASM_OUT): Use it.
830 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
831 * varasm.c (categorize_decl_for_section): Remove shlib argument;
832 use the new reloc_rw_mask target hook instead.
833 (default_section_type_flags_1): Merge into...
834 (default_section_type_flags): ... here.
835 (decl_readonly_section_1): Merge into...
836 (decl_readonly_section): ... here.
837 (default_elf_select_section_1): Merge into...
838 (default_elf_select_section): ... here.
839 (default_unique_section_1): Merge into...
840 (default_unique_section): ... here.
841 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
842 (default_select_rtx_section): Use it.
843 (default_elf_select_rtx_section): Likewise.
844 * output.h: Update to match.
845 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
846 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
847 (TARGET_ASM_RELOC_RW_MASK): New.
848 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
849 to categorize_decl_for_section.
850 (x86_64_elf_unique_section): Likewise.
851 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
852 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
853 (TARGET_ASM_RELOC_RW_MASK): New.
854 * config/ia64/ia64.c (ia64_rwreloc_select_section,
855 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
856 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
857 (TARGET_RWRELOC): Remove.
858 (ia64_section_type_flags): Adjust call to default_section_type_flags.
859 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
860 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
861 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
862 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
863 (rs6000_xcoff_select_section): Use decl_readonly_section.
864 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
865 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
866 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
867 (TARGET_SECTION_TYPE_FLAGS): Remove.
868 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
870 2007-03-09 Roger Sayle <roger@eyesopen.com>
872 * fold-const.c (fold_comparison): Remove compile-time evaluation of
873 complex constant equality/inequality comparisons for here.
874 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
875 known at compile-time or can be simplified to a scalar comparison.
876 (fold_relational_const): Move compile-time evaluation of complex
877 constant equality/inequality comparisons to here.
879 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
881 PR rtl-optimization/30643
882 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
884 (fold_rtx): Recurse, like before 2006-11-03.
886 2007-03-09 DJ Delorie <dj@redhat.com>
888 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
891 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
893 PR tree-optimization/30375
894 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
895 LHS of statements is not the same.
896 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
898 2007-03-09 Chao-ying Fu <fu@mips.com>
900 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
902 * doc/invoke.texi (-mdspr2): Document new option.
903 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
904 New unspec for DSP REV 2.
905 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
906 these instructions are extended in DSP REV 2.
907 (mips-dspr2.md): Include.
908 * config/mips/mips.opt (mdspr2): New option.
909 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
910 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
911 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
912 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
913 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
914 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
915 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
917 (bdesc_map): Add one field of unsupported_target_flags.
918 (bdesc_arrays): Update entries to have extra fields. Add
920 (mips_init_builtins): Initialize new function types.
921 Check unsupported_target_fileds to filter out builtins.
922 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
924 (ASM_SPEC): Pass mdspr2 to the assembler.
925 * config/mips/mips-dspr2.md: New file.
927 2007-03-09 Sa Liu <saliu@de.ibm.com>
929 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
931 2007-03-09 Ian Lance Taylor <iant@google.com>
933 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
934 argument) like -Wstrict-overflow=2.
935 * doc/invoke.texi (Warning Options): Update documentation.
937 2007-03-09 Dirk Mueller <dmueller@suse.de>
940 * doc/invoke.texi (-Wlogical-op): Document.
941 * common.opt (-Wlogical-op): New.
942 * c-common.h (warn_logical_operator): Declare.
943 * c-common.c (warn_logical_operator): Define.
944 * c-typeck.c (parser_build_binary_op): Call
945 warn_logical_operator.
947 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
949 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
950 * final.c (final_scan_insn): Test for non-"" file name.
952 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
954 * doc/loop.texi: Document the Omega linear constraints solver.
955 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
956 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
957 omega-hash-table-size, omega-max-keys, and
958 omega-eliminate-redundant-constraints.
959 * tree-pass.h (pass_check_data_deps): Declared.
962 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
963 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
964 pass_check_data_deps): New.
965 * tree-data-ref.c (init_data_ref): Remove declaration.
966 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
967 (analyze_array): Renamed init_array_ref, move up initializations.
968 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
969 Removed arguments that are set to NULL.
970 (analyze_indirect_ref): Correct indentation, correct call to
972 (object_analysis): Call init_array_ref instead of analyze_array.
973 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
974 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
975 of DR_ACCESS_FNS_ADDR.
976 (init_omega_eq_with_af, omega_extract_distance_vectors,
977 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
978 ddr_consistent_p): New.
979 (compute_affine_dependence): Check consistency of ddrs when
980 flag_check_data_deps is passed.
981 (analyze_all_data_dependences): Uncomment.
982 (tree_check_data_deps): New.
983 * tree-data-ref.h: Include omega.h.
984 (DR_ACCESS_FNS_ADDR): Removed.
985 (data_dependence_relation): Add inner_loop.
986 (DDR_INNER_LOOP): New.
987 * common.opt (fcheck-data-deps): New.
988 * tree-flow.h (tree_check_data_deps): Declare.
989 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
990 (OBJS-common): Depend on omega.o.
992 * passes.c (pass_check_data_deps): Scheduled.
993 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
994 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
995 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
996 PARAM_VECT_MAX_VERSION_CHECKS,
997 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
999 2007-03-09 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/30904
1003 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1004 the same way as *_DIV_EXPR.
1006 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1008 * recog.c (decode_asm_operands): No mixed declarations and code.
1010 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1012 * rtl.def (ASM_INPUT): Add location.
1013 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1014 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1015 (decode_asm_operands): Add loc operand.
1016 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1017 * stmt.c (expand_asm): Rename to...
1018 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1019 gen_rtx_ASM_INPUT_loc.
1020 (expand_asm_expr): Adjust.
1021 * recog.c (decode_asm_operands): Add loc operand.
1022 (check_asm_operands, extract_insn): Adjust.
1023 * reload1.c (maybe_fix_stack_asms): Likewise.
1024 * final.c (asm_insn_count): Likewise.
1025 (final_scan_insn): Output # line before and after asm.
1027 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1029 * tree-ssa-structalias.c (variable_info): Remove
1031 (new_var_info): Ditto.
1032 (shared_bitmap_info_t): New structure.
1033 (shared_bitmap_table): New variable.
1034 (shared_bitmap_hash): New function.
1035 (shared_bitmap_eq): Ditto
1036 (shared_bitmap_lookup): Ditto.
1037 (shared_bitmap_add): Ditto.
1038 (merge_smts_into): Change to take bitmap directly.
1039 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1040 (init_alias_vars): Init shared bitmap hashtable.
1041 (delete_points_to_sets): Delete shared bitmap hashtable.
1042 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1043 is_aliased removal as a change that was still necessary was
1046 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.h (override_options): Conditionally disable
1049 x86_sahf for 64bit targets only.
1051 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1054 * c-decl.c (merge_decls): Don't call make_var_volatile.
1055 * varasm.c (make_var_volatile): Remove.
1056 * output.h (make_var_volatile): Remove.
1058 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1060 PR tree-optimization/31085
1061 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1063 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1066 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1067 ATTR_CONST_NOTHROW_LIST.
1069 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1072 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1074 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1076 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1079 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1081 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1082 passed, use shared libgcc.
1084 2007-03-08 Roger Sayle <roger@eyesopen.com>
1086 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1087 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1088 (honor_protect_cleanup_actions, lower_try_finally_switch):
1090 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1091 ifc_temp_var): Likewise.
1092 * tree-inline.c (setup_one_parameter): Likewise.
1093 * tree-mudflap.c (mf_decl_cache_locals,
1094 mf_build_check_statement_for): Likewise.
1095 * tree-nested.c (init_tmp_var, save_tmp_var,
1096 finalize_nesting_tree_1): Likewise.
1097 * tree-outof-ssa.c (insert_copy_on_edge,
1098 insert_backedge_copies): Likewise.
1099 * tree-profile.c (tree_gen_edge_profiler,
1100 tree_gen_ic_profiler): Likewise.
1101 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1102 * tree-sra.c (sra_build_assignment): Likewise.
1103 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1104 * tree-ssa-math-opts.c (insert_reciprocals,
1105 execute_cse_sincos_1): Likewise.
1106 * tree-tailcall.c (adjust_accumulator_values,
1107 adjust_return_value): Likewise.
1108 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1109 * tree-vect-transform.c (vect_create_data_ref_ptr,
1110 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1111 vect_create_epilog_for_reduction, vectorizable_reduction,
1112 vectorizable_call, vectorizable_conversion,
1113 vectorizable_assignment, vectorizable_operation,
1114 vectorizable_type_demotion, vect_gen_widened_results_half,
1115 vect_permute_store_chain, vectorizable_store,
1116 vect_setup_realignment, vect_permute_load_chain,
1117 vectorizable_load, vectorizable_condition,
1118 vect_create_cond_for_align_checks): Likewise.
1119 * tree-vrp.c (build_assert_expr_for): Likewise.
1121 2007-03-08 Ian Lance Taylor <iant@google.com>
1123 * tree-vrp.c: Include "intl.h".
1124 (usable_range_p): New static function.
1125 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1126 overflowed values, juts set *strict_overflow_p.
1127 (compare_values): Only return -2 if one of the operands is not a
1129 (compare_ranges): Call usable_range_p.
1130 (compare_range_with_value): Likewise.
1131 (vrp_evaluate_conditional_warnv): Rename from
1132 vrp_evaluate_conditional. Make static. Change all callers.
1133 (vrp_evaluate_conditional): New function.
1134 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1136 (simplify_abs_using_ranges): Likewise.
1137 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1138 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1139 within_stmt parameter.
1140 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1141 vrp_evaluate_conditional.
1142 * tree-ssa-threadedge.c
1143 (record_temporary_equivalences_from_stmts_at_dest): Change
1144 simplify parameter to take a second tree parameter.
1145 (simplify_control_stmt_condition): Likewise.
1146 (thread_across_edge): Likewise.
1147 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1148 (thread_across_edge): Likewise.
1149 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1151 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/i386.h (TARGET_SAHF): New define.
1154 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1155 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1156 (x86_sahf): New global variable.
1157 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1158 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1159 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1160 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1162 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1163 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1164 when expanding fcomi/sahf based tests.
1165 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1166 expanding sahf based alternative. Emit sahf based sequence when
1167 optimizing for code size.
1168 * config/i386/i386.md (x86_sahf_1): Do not disable for
1169 TARGET_64BIT, enable for TARGET_SAHF.
1171 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1173 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1174 spurious whitespace from error message.
1176 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1179 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1181 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1183 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1185 * tree-sra.c (instantiate_element): Propagate disabled warnings
1186 from the element itself to the created variable.
1188 2007-03-07 Richard Henderson <rth@redhat.com>
1191 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1192 silently fix up the stack in the case of a missing register.
1194 2007-03-07 Paul Brook <paul@codesourcery.com>
1196 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1198 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1200 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1202 (phase1_vrs): Use them.
1203 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1204 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1205 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1206 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1207 __gnu_Unwind_Restore_WMMXC if required.
1208 (_Unwind_VRS_Pop): Implement iWMMXt support.
1209 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1210 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1211 gnu_Unwind_Save_WMMXC): Define.
1213 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1215 * config/vxworks.h (vxworks_override_options): Declare.
1216 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1217 * config/vxworks.c: Include target.h and toplev.h.
1218 (vxworks_override_options): New function.
1219 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1221 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1223 * config/s390/s390.c (override_options): Don't emit an error when
1224 -mstack-size is used without providing -mstack-guard.
1225 (s390_emit_prologue): Choose stack_guard value automatically if not
1226 provided via command line.
1227 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1229 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1231 * config/i386/i386.c (output_set_got): Add a GOT initialization
1232 sequence for VxWorks PIC.
1233 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1234 around labels as well as symbols. Use gotoff_operand instead
1235 of local_symbolic_operand.
1236 (legitimize_pic_address): Use gotoff_operand instead of
1237 local_symbolic_operand. Use @GOT accesses for labels as
1239 (ix86_output_addr_diff_elt): Use PC-relative rather than
1240 GP-relative offsets for VxWorks PIC.
1241 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1242 no_new_pseudos. Check whether the returned register is op0.
1243 * config/i386/i386.md (tablejump): Use PC-relative rather than
1244 GP-relative offsets for VxWorks PIC.
1245 * config/i386/predicates.md (gotoff_operand): New predicate.
1247 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1249 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1251 * config/vxworks-dummy.h: New file.
1252 * config/i386/i386.h: Include it.
1254 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1256 * dwarf2out.c (is_inlined_entry_point): New
1257 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1258 DW_AT_ranges if the first subblock is the entry point.
1260 2007-03-06 David Daney <ddaney@avtrex.com>
1262 * doc/install.texi (mips-*-*): Change recommended binutils
1265 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1267 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1268 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1271 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1273 2007-03-06 Jan Hubicka <jh@suse.cz>
1275 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1276 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1278 (probably_cold_bb_p): Cold functions are cold.
1279 (probably_never_executed_bb_p): Cold functions are cold.
1280 (tree_bb_level_predictions): Predict calls to cold functions as not
1282 (compute_function_frequency): Check hot/cold attributes.
1283 * function.h (function_frequency): Update comments.
1284 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1285 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1286 (c_common_att): Add cold and hot.
1288 * doc/extend.texi (hot,cold attributes): Document.
1290 2007-03-06 Andrew Haley <aph@redhat.com>
1292 * function.c (expand_function_end): Move blockage to just after we
1293 emit the label for the naked return from the function.
1295 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1297 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1300 2007-03-06 Jan Hubicka <jh@suse.cz>
1302 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1303 loaded for constant large models. Non-large 64bit PIC can do.
1304 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1305 * cmodel.h: Add LARGE PIC.
1306 * i386.md (UNSPEC_PLTOFF): New.
1307 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1309 (*call_1_rex64): Disable for large models.
1310 (*call_1_rex64_large): New.
1311 (*call_value_1_rex64): Disable for large models.
1312 (*call_value_1_rex64_large): New.
1313 (set_rip_rex4): New.
1314 (set_got_offset_rex64): New.
1315 * predicates.md (constant_call_address_operand): For large model
1316 constant calls are not possible.
1317 * i386-protos.h (construct_plt_address): Declare.
1318 * i386.c (override_options): Accept large models.
1319 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1320 (legitimate_constant_p): Add new UNSPECs.
1321 (legitimate_pic_operand_p): Likewise.
1322 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1323 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1325 (output_pic_addr_const): Add PLTOFF.
1326 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1327 (ix86_expand_move): Legitimize pic address when in PIC mode.
1328 (construct_plt_address): New function.
1329 (ix86_expand_call): Offload the address to register and use GOT pointer
1331 * invoke.texi (mcmodel=large): Update documentation.
1333 2007-03-06 Richard Henderson <rth@redhat.com>
1335 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1336 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1337 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1338 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1339 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1340 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1341 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1342 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1343 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1344 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1346 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1347 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1348 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1349 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1350 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1351 x86_schedule, x86_use_bt, x86_pad_returns,
1352 x86_use_xchgb): Merge into ...
1353 (ix86_tune_features): ... here. New array.
1354 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1355 x86_bswap): Merge into ...
1356 (ix86_arch_features): ... here. New array.
1357 (x86_3dnow_a): Remove.
1358 (x86_accumulate_outgoing_args): Make static.
1359 (x86_arch_always_fancy_math_387): Make static.
1360 (ix86_tune_mask, ix86_arch_mask): Move ...
1361 (override_options): ... to local variables here. Apply the
1362 appropriate mask to each element of ix86_arch_features and
1363 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1364 as were done in the old macros.
1365 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1366 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1367 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1368 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1369 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1370 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1371 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1372 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1373 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1374 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1375 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1376 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1377 x86_accumulate_outgoing_args, x86_prologue_using_move,
1378 x86_epilogue_using_move, x86_decompose_lea,
1379 x86_arch_always_fancy_math_387, x86_shift1,
1380 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1381 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1382 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1383 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1384 x86_use_incdec, x86_pad_returns, x86_bswap,
1385 x86_partial_flag_reg_stall): Remove.
1386 (enum ix86_tune_indices): New.
1387 (ix86_tune_features): New.
1388 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1389 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1390 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1391 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1392 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1393 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1394 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1395 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1396 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1397 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1398 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1399 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1400 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1401 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1402 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1403 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1404 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1405 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1406 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1407 TARGET_EXT_80387_CONSTANTS): Use it.
1408 (enum ix86_arch_indices): New.
1409 (ix86_arch_features): New.
1410 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1411 TARGET_BSWAP): Use it.
1412 (ix86_tune_mask, ix86_arch_mask): Remove.
1414 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1417 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1418 Define using $${sysroot_headers_suffix}.
1419 * configure: Regenerate.
1420 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1421 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1423 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1424 * gcc.c (print_sysroot_headers_suffix): New.
1425 (option_map): Include --print-sysroot-headers-suffix.
1426 (display_help): Mention -print-sysroot-headers-suffix.
1427 (process_command): Handle -print-sysroot-headers-suffix.
1428 (do_spec_1): Append multilib directory to include-fixed path if
1429 sysroot suffixes in use.
1430 (main): Handle -print-sysroot-headers-suffix.
1431 * Makefile.in (start.encap): Don't depend on xlimits.h
1432 (xlimits.h): Remove.
1433 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1434 limits.h for each multilib in fixinc_list.
1435 (fixinc_list, s-fixinc_list): New.
1436 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1437 generate them for each multilib in fixinc_list.
1438 (stmp-fixproto): Use include-fixed. Run fixproto for each
1439 multilib in fixinc_list.
1440 (mostlyclean): Don't remove xlimits.h.
1441 (clean): Remove include-fixed.
1442 (real-install-headers-tar, real-install-headers-cpio,
1443 real-install-headers-cp): Don't copy include, only include-fixed.
1444 (install-mkheaders): Depend on fixinc_list. Don't depend on
1445 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1446 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1447 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1449 2007-03-06 Jan Hubicka <jh@suse.cz>
1451 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1456 * configure.ac: Allow tm_file to contain build-directory files.
1457 * configure: Regenerate.
1458 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1459 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1460 * config/m68k/print-sysroot-suffix.sh: New file.
1462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1464 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1465 of pic_offset_table_rtx if reload_completed.
1466 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1467 PIC_OFFSET_TABLE_REGNUM.
1468 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1470 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1471 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1475 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1476 functions that call eh_return.
1478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1480 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1481 functions that need a constant pool.
1483 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1486 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1487 (m68k_preferred_reload_class): Likewise.
1488 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1489 (SECONDARY_RELOAD_CLASS): Define.
1490 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1491 (LIMIT_RELOAD_CLASS): Delete.
1492 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1493 registers from storing bytes.
1494 (m68k_secondary_reload_class): New function.
1495 (m68k_preferred_reload_class): Likewise.
1497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1499 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1501 (m68k_expand_prologue): Likewise.
1503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1505 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1506 (mips_expand_epilogue): Add a bool parameter.
1507 (m68k_legitimize_sibcall_address): Declare.
1508 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1509 (m68k_expand_epilogue): Add a parameter to select between sibling
1510 and normal epilogues. Only generate a return for the latter.
1511 (m68k_ok_for_sibcall_p): New function.
1512 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1513 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1514 (sibcall_value, *sibcall_value): Likewise.
1515 (*call, *call_value): Require !SIBLING_CALL_P.
1516 (epilogue): Update call to m68k_expand_epilogue.
1517 (sibcall_epilogue): New pattern.
1518 * config/m68k/predicates.md (const_call_operand): Say that this
1519 predicate applies to sibling calls too.
1520 (sibcall_operand): New predicate.
1522 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1524 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1525 alternatives as movsi_cf.
1526 (movsf_cf_hard): Add commentary.
1528 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1529 Richard Sandiford <richard@codesourcery.com>
1531 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1532 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1533 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1534 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1535 as being live on exit from an interrupt function.
1536 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1537 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1538 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1539 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1540 (m68k_interrupt_function_p): Globalize.
1541 (m68k_compute_frame_layout): Remove reverse mask code.
1542 (m68k_emit_movem, m68k_set_frame_related): New functions.
1543 (m68k_output_function_prologue): Delete in favor of...
1544 (m68k_expand_prologue): ...this new function.
1545 (m68k_output_function_epilogue): Delete in favor of...
1546 (m68k_expand_epilogue): ...this new function.
1547 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1549 (print_operand): Handle %?.
1550 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1551 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1552 (prologue, epilogue): New patterns.
1553 (return): Turn into a define_expand.
1554 (*return): New pattern, derived from old "return" pattern. Use rte
1555 rather than rts for interrupt functions. Only use rtd if the pop
1557 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1558 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1559 (link, *link, unlink, *unlink, load_got): Likewise.
1561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1565 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1566 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1567 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1568 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1569 and m68k_matches_u_p.
1570 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1571 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1572 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1573 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1574 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1575 (REG_STRICT_P): New macro.
1576 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1577 PCREL_GENERAL_OPERAND_OK.
1578 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1579 m68k_legitimate_base_reg_p.
1580 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1581 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1582 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1583 * config/m68k/m68k.c (m68k_address): New structure.
1584 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1585 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1586 (m68k_jump_table_ref_p, m68k_decompose_address)
1587 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1588 (m68k_matches_u_p): New functions.
1589 (print_operand_address): Rewrite to use m68k_decompose_index.
1591 2007-03-05 David Taylor <dtaylor@emc.com>
1593 * gcc.c: Correct copyright date in --version output.
1595 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1597 * pa.md: In unamed move patterns, disparge copies between general
1598 and floating point registers using '?' modifier. Don't include 'f'
1599 constraint for register preferences in DImode, SImode, HImode and
1600 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1601 Remove constraints for copies between general and floating registers
1602 in soft-float DFmode pattern.
1603 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1607 2007-03-05 Mike Stump <mrs@apple.com>
1609 * c-common.c (targetcm): Add.
1610 * c-opts.c (c_common_handle_option): Handle language specific
1612 * opts.c (handle_option): Verify language for target options, if
1614 * opth-gen.awk: Add CL_LANG_ALL.
1615 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1616 (TARGETCM_INITIALIZER): Add.
1617 * target.h (struct gcc_targetcm): Add.
1619 * targhooks.c (default_handle_c_option): Add.
1620 * targhooks.h (default_handle_c_option): Add.
1621 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1623 * config/darwin.opt (iframework): Add.
1624 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1625 * config/darwin-c.c (handle_c_option): Add.
1626 (TARGET_HANDLE_C_OPTION): Add.
1628 * doc/invoke.texi (Darwin Options): Add -iframework.
1630 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1632 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1635 2007-03-05 Ian Lance Taylor <iant@google.com>
1637 * c.opt (fgnu89-inline): New option.
1638 * c-opts.c (c_common_post_options): Set default value for
1640 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1641 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1643 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1644 (grokdeclarator, start_function): Likewise.
1645 * c-cppbuiltin.c (c_cpp_builtins): Define either
1646 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1647 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1648 (C Dialect Options): Document -fgnu89-inline.
1649 * doc/extend.texi (Function Attributes): Explain what the
1650 gnu_inline attribute does.
1651 * doc/cpp.texi (Common Predefined Macros): Document
1652 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1654 2007-03-05 Ian Lance Taylor <iant@google.com>
1656 PR tree-optimization/31034
1657 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1658 half-range if the other side is an overflow infinity.
1660 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1663 (bfin*-linux-uclibc*): New configuration.
1664 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1666 * config/bfin/linux.h: New file.
1667 * config/bfin/libgcc-bfin.ver: New file.
1668 * config/bfin/t-bfin-uclinux: New file.
1669 * config/bfin/t-bfin-linux: New file.
1670 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1671 (TARGET_OS_CPP_BUILTINS): New macro.
1673 2007-03-05 Richard Guenther <rguenther@suse.de>
1675 * fold-const.c (fold_binary): Remove duplicate folding
1676 of comparison of non-null ADDR_EXPR against null.
1678 2007-03-05 Richard Guenther <rguenther@suse.de>
1679 Dorit Nuzman <dorit@il.ibm.com>
1681 PR tree-optimization/26420
1682 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1683 are no loops in the function. Only print the number of
1684 vectorized loops if it is greater than zero or we are supposed
1685 to print information about unvectorized loops.
1687 2007-03-05 Revital Eres <eres@il.ibm.com>
1689 * gcc.dg/var-expand1.c: New test.
1690 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1691 when an accumulator is expanded.
1693 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1696 * c-common.c (convert_and_check): Don't give warnings for
1697 conversion if 'expr' already overflowed.
1699 2007-03-04 Roger Sayle <roger@eyesopen.com>
1702 * fold-const.c (fold_comparison): Enforce type consistency when
1703 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1705 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1707 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1708 containing a cast to the base of TARGET_MEM_REF.
1710 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1712 * tree.c (tree_contains_struct_check_failed): Remove spurious
1713 whitespace from error message.
1715 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1718 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1719 instead of precision.
1721 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1722 Nathan Sidwell <nathan@codesourcery.com>
1724 * emit-rtl.c (find_auto_inc): New.
1725 (try_split): recreate REG_INC notes,
1726 Use regular for loops rather than whiles.
1728 2007-03-03 Andreas Schwab <schwab@suse.de>
1730 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1731 * configure: Regenerate.
1733 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1735 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1736 flag_rounding_math, not flag_unsafe_math_optimizations.
1738 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1740 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1741 alpha_fold_vector_minmax): Likewise.
1742 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1745 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1747 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1748 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1749 if the lhs has side-effects.
1750 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1752 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.h (TUNEMASK): Remove define.
1755 (ARCHMASK): Remove define.
1756 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1757 Use ix86_arch_mask variable instead of ARCHMASK.
1758 * config/i386/i386.c (override_options): Ditto.
1759 (standard_80387_constant_p): Ditto.
1761 2007-03-02 Ian Lance Taylor <iant@google.com>
1763 Used signed infinities in VRP.
1764 * tree-vrp.c (uses_overflow_infinity): New static function.
1765 (supports_overflow_infinity): New static function.
1766 (make_overflow_infinity): New static function.
1767 (negative_overflow_infinity): New static function.
1768 (positive_overflow_infinity): New static function.
1769 (is_negative_overflow_infinity): New static function.
1770 (is_positive_overflow_infinity): New static function.
1771 (is_overflow_infinity): New static function.
1772 (overflow_infinity_range_p): New static function.
1773 (compare_values_warnv): New function split out of compare_values.
1774 (compare_value): Call it.
1775 (set_value_range_to_nonnegative): Add overflow_infinity
1776 parameter. Change caller.
1777 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1779 (vrp_expr_computes_nonzero): Likewise.
1780 (compare_ranges, compare_range_with_value): Likewise.
1781 (compare_name_with_value, compare_names): Likewise.
1782 (vrp_evaluate_conditional): Likewise.
1783 (set_value_range): Handle infinity
1784 (vrp_operand_equal_p, operand_less_p): Likewise.
1785 (extract_range_from_assert): Likewise.
1786 (vrp_int_const_binop): Likewise.
1787 (extract_range_from_binary_expr): Likewise.
1788 (extract_range_from_unary_expr): Likewise.
1789 (extract_range_from_comparison): Likewise.
1790 (extract_range_from_expr): Likewise.
1791 (dump_value_range): Likewise.
1792 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1793 (test_for_singularity): Likewise.
1794 (vrp_int_const_binop): Remove inline qualifier.
1795 (adjust_range_with_scev): Add comment.
1796 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1798 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1800 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1801 (get_constraint_for): Likewise.
1802 (do_structure_copy): Likewise.
1803 (find_func_aliases): Fix references to MODIFY_EXPR.
1804 (intra_create_variable_infos): Tidy.
1805 * tree-ssa-operands.c (add_virtual_operand): Add argument
1807 When adding members of alias sets, if IS_CALL_SITE is true and
1808 the symbol is not call-clobbered, skip it.
1811 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1813 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1814 entry by means of emit_insn_at_entry.
1816 2007-03-02 Richard Henderson <rth@redhat.com>
1818 * expr.h (promoted_input_arg): Remove decl.
1819 * function.c (promoted_input_arg): Merge into ...
1820 * combine.c (setup_incoming_promotions): ... only caller.
1821 Rearrange to avoid double loop.
1823 2007-03-02 Ben Elliston <bje@au.ibm.com>
1824 Peter Bergner <bergner@vnet.ibm.com>
1825 Janis Johnson <janis187@us.ibm.com>
1827 * config/rs6000/dfp.md: New file.
1828 * config/rs6000/rs6000.md: Include dfp.md.
1829 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1830 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1831 and TDmode decimal float modes in FP registers.
1832 (num_insns_constant): Likewise.
1833 (rs6000_legitimate_offset_address_p): Likewise.
1834 (rs6000_legitimize_address): Likewise.
1835 (rs6000_legitimize_reload_address): Likewise.
1836 (rs6000_legitimate_address): Likewise.
1837 (rs6000_emit_move): Likewise.
1838 (function_arg_boundary): Likewise.
1839 (function_arg_advance): Likewise.
1840 (rs6000_darwin64_record_arg_recurse): Likewise.
1841 (function_arg): Likewise.
1842 (rs6000_gimplify_va_arg): Likewise.
1843 (rs6000_split_multireg_move): Likewise.
1844 (rs6000_output_function_epilogue): Likewise.
1845 (rs6000_output_function_epilogue): Likewise.
1846 (rs6000_register_move_cost): Likewise.
1847 (rs6000_function_value): Likewise.
1848 (rs6000_libcall_value): Likewise.
1850 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1852 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1854 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1856 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1857 Use $MULTIDIR to choose between the kernel and RTP headers,
1858 and use $WIND_BASE and $WIND_USR to locate them.
1860 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.c (override_options): Put initialization of
1863 ix86_tune_mask and ix86_arch_mask to the correct place.
1865 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1866 Michael Meissner <michael.meissner@amd.com>
1869 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1871 (TARGET_CMOVE): Use ARCHMASK.
1872 (TARGET_CMPXCHG): Ditto.
1873 (TARGET_CMPXCHG8B): Ditto.
1874 (TARGET_XADD): Ditto.
1875 (TARGET_BSWAP): Ditto.
1876 * config/i386/i386.c (ix86_tune_mask): New global variable.
1877 (ix86_arch_mask): Ditto.
1878 (override_options): Initialize ix86_tune_mask and
1879 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1882 2007-03-02 Ben Elliston <bje@au.ibm.com>
1885 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1887 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1889 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1890 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1891 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1892 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1894 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1895 rs6000_init_dwarf_reg_sizes_extra): New.
1896 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1897 SPE register high parts.
1899 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1901 * Makefile.in: Add install-pdf target as
1902 copied from automake v1.10 rules.
1903 * configure.ac: Add install-pdf to target list.
1904 * configure: Regenerate.
1906 2007-03-01 Paul Brook <paul@codesourcery.com>
1908 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1909 modes to LDRD for DImode.
1910 (output_move_double): Fixup out of range ldrd/strd.
1911 (vfp_secondary_reload_class): Rename...
1912 (coproc_secondary_reload_class): ... to this. Add wb argument.
1913 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1914 coproc_secondary_reload_class for CLASS_IWMMXT.
1915 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1916 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1918 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1920 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1921 factor by the estimated number of iterations.
1922 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1925 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1926 decode_caches_intel, detect_caches_intel): New functions.
1927 (host_detect_local_cpu): Use detect_caches_amd and
1928 detect_caches_intel.
1930 2007-03-01 Richard Henderson <rth@redhat.com>
1932 * expr.c (emit_move_complex_push): Export.
1933 (emit_move_complex_parts): Split out from ...
1934 (emit_move_complex): ... here.
1935 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1936 * config/i386/i386.md (movcdi): New.
1938 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1941 size of mode1 to check for tieable modes in MMX case.
1943 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1945 * Makefile.in (rtlanal.o): Depend on tree.h.
1946 * rtl.h (offset_within_section_p, split_const): Declare.
1947 * rtlanal.c: Include tree.h.
1948 (offset_within_block_p): New function, taken from
1949 mips_offset_within_object_p.
1950 (split_const): New function, taken from mips_split_const.
1951 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1953 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1954 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1955 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1956 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1957 (m68k_illegitimate_symbolic_constant_p): New function.
1958 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1959 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1960 symbolic constant that might be outside the symbol's section,
1961 move the symbol first and then add the offset.
1962 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1964 * config/mips/mips.c (mips_split_const): Delete.
1965 (mips_offset_within_object_p): Delete.
1966 (mips_symbolic_constant_p): Use offset_within_section_p and
1967 split_const instead of mips_offset_within_object_p and
1969 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1970 (mips_legitimize_const_move, print_operand_reloc)
1971 (mips_dangerous_for_la25_p): Use split_const instead of
1974 2007-02-28 Eric Christopher <echristo@apple.com>
1976 * Makefile.in (install-include-dir): Don't rm -rf include.
1978 2007-02-28 Richard Guenther <rguenther@suse.de>
1981 * fold-const.c (fold_binary): Do not associate expressions
1982 with more than one variable for integer types that do not wrap.
1984 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1986 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1987 Delete, and replace with...
1988 (fold_builtin_call_array): This. Update callers to use it.
1989 * fold-const.c (fold_build_call_list): Delete, and replace with...
1990 (fold_build_call_array): This.
1991 (fold_build_call_list_initializer): Delete, and replace with...
1992 (fold_build_call_array_initializer): This.
1993 * tree.h: Update declarations to reflect above changes.
1995 * c-typeck.c (build_function_call): Store converted arguments
1996 in a stack-allocated array instead of building a list.
1997 (convert_arguments): Store arguments in the array passed in as an
1998 argument, and return the actual number of arguments.
1999 * c-format.c: (check_function_format): Pass arguments in an
2000 array instead of a list.
2001 * c-common.c (check_function_nonnull): Likewise.
2002 (check_function_sentinel): Likewise.
2003 (check_function_arguments): Likewise.
2004 * c-common.h: Update declarations to reflect above changes.
2006 2007-02-28 Jan Hubicka <jh@suse.cz>
2008 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2009 PRED_NEGATIVE_RETURN): Update outcomes.
2011 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2013 * calls.c (emit_library_call_value_1): Handle partial registers
2014 correctly when building up CALL_INSN_FUNCTION_USAGE.
2016 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2018 * pa/predicates.md (move_src_operand): Allow zero for mode.
2019 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2022 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2026 *movv2df_internal): Enable pattern only for valid operand
2028 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2029 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2031 2007-02-27 Mike Stump <mrs@apple.com>
2033 * config/darwin-crt3.c: Avoid compilation when compiling for a
2036 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2038 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2040 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2041 for fixed headers and limits.h.
2042 (install-include-dir, install-headers-tar, install-headers-cpio,
2043 install-headers-cp, real-install-headers-tar,
2044 real-install-headers-cpio, real-install-headers-cp): Handle
2045 include-fixed as well as include.
2046 (install-mkheaders): Don't install files that go only in include
2048 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2049 from GCC_INCLUDE_DIR.
2050 * gcc.c (process_command): Remove special -BstageN/ handling.
2051 (do_spec_1): Add include-fixed directories.
2053 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2055 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2057 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2059 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2062 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2064 * c-common.c (get_priority): Add check for
2065 SUPPORTS_INIT_PRIORITY.
2067 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2069 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2071 * config/bfin/bfin.c: Include "cfglayout.h".
2072 (MAX_LSETUP_DISTANCE): New macro.
2073 (struct loop_info): New members incoming, incoming_src and
2074 incoming_dest. Delete member predecessor.
2075 (length_for_loop): New function.
2076 (bfin_optimize_loop): Handle more different loop structures.
2077 (bfin_discover_loop): Rework detection of predecessor blocks by
2078 examining incoming edges.
2079 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2081 (bfin_reorder_loops): New function.
2082 (bfin_reorg_loops): Use these three new functions.
2084 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2085 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2086 (CONSTRAINT_LEN): Add entry for 'q'.
2087 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2088 Add 'q' constraints.
2089 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2090 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2092 * config/bfin/bfin.md (add_with_carry): New pattern.
2093 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2094 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2095 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2096 support unsigned multiplies too. Removed incorrect commutativity from
2097 operand 1 constraint where appropriate.
2098 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2100 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2101 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2103 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2104 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2105 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2106 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2107 usmulhisi_hh_huh): New patterns.
2109 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2110 lshifthi3): Fix output template to use half reg for operand 2.
2112 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2115 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2117 2007-02-27 Andreas Schwab <schwab@suse.de>
2119 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2121 2007-02-27 Jan Hubicka <jh@suse.cz>
2123 * predict.c (last_basic_block_p): Remove.
2124 (tree_estimate_probability): Update return heuristic for commonized
2127 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2129 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2131 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2133 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2134 * doc/cpp.texi: Standardize title page.
2135 * doc/cppinternals.texi: Likewise.
2136 * doc/gcc.texi: Standardize title page, remove version number
2137 from copyright page.
2138 * doc/gccint.texi: Likewise.
2139 * doc/install.texi: Standardize title page, add table of
2142 2007-02-26 Jan Hubicka <jh@suse.cz>
2144 * predict.def: Set outcomes according to more recent results.
2145 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2146 Remove dead predictors.
2147 * predict.c (return_prediction): Fix pasto.
2149 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2151 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2152 change; avoid a memory leak when returning early.
2154 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2156 * c-decl.c (static_ctors): Move to c-common.c.
2157 (static_dtors): Likewise.
2158 (finish_function): Use c_record_cdtor_fn.
2159 (build_cdtor): Move to c-common.c.
2160 (c_write_global_declarations): Use c_build_cdtor_fns.
2161 * c-common.h (static_ctors): Declare.
2162 (static_dtors): Likewise.
2163 (c_record_cdtor_fn): Likewise.
2164 (c_build_cdtor_fns): Likewise.
2165 * c-common.c (static_ctors): New variable.
2166 (static_dtors): Likewise.
2167 (c_record_cdtor_fn): New function.
2168 (build_cdtor): Move from c-decl.c
2169 (c_build_cdtor_fns): New function.
2171 * output.h (assemble_addr_to_section): Declare.
2172 (get_cdtor_priority_section): Likewise.
2173 * varasm.c (assemble_addr_to_section): New function.
2174 (get_cdtor_priority_section): Likewise.
2175 (default_named_section_asm_out_destructor): Use them.
2176 (destor_dtor_section_asm_out_destructor): Likewise.
2177 (default_named_section_asm_out_constructor): Likewise.
2178 (default_ctor_section_asm_out_constructor): Likewise.
2179 * config.gcc (*-*-vxworks*): Include vxworks.o.
2180 * config/t-vxworks (vxworks.o): New target.
2181 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2182 (TARGET_ASM_CONSTRUCTOR): Define.
2183 (TARGET_ASM_DESTRUCTOR): Likewise.
2184 (vxworks_asm_out_constructor): Declare.
2185 (vxworks_asm_out_destructor): Likewise.
2187 * c-common.c (get_priority): Check that we have not just an
2188 INTEGER_CST, but an integer constant with integeral type.
2190 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2192 PR tree-optimization/30938
2193 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2194 use &dt[nargs-1] instead of &dt[nargs] in the call to
2195 vect_is_simple_use().
2197 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2199 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2200 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2201 Do not attempt to handle MEM inside auto-inc expressions.
2202 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2203 of a register modified by an auto-inc expression. However, do handle
2204 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2205 (elimination_effects): Prohibit elimination of a register modified
2206 by an auto-inc expression. Disable register elimination rules whose
2207 target register is modified by an auto-inc expression with variable
2210 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2212 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2214 (array_at_struct_end_p): New function.
2215 (idx_infer_loop_bounds): Use it.
2216 (estimate_numbers_of_iterations_loop): Export.
2217 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2218 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2219 (tree_estimate_probability): Call record_loop_exits.
2220 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2221 (estimated_loop_iterations, estimated_loop_iterations_int,
2222 estimated_loop_iterations_tree): New functions.
2223 (analyze_siv_subscript_cst_affine,
2224 compute_overlap_steps_for_affine_1_2,
2225 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2226 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2227 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2228 (PRED_LOOP_ITERATIONS_GUESSED): New.
2229 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2230 * cfgloop.h (estimate_numbers_of_iterations_loop,
2231 estimated_loop_iterations_int): Declare.
2233 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2235 * doc/extend.texi: Document optional priority argument to
2236 constructors and destructors.
2237 * tree.c (init_priority_for_decl): Adjust GTY markers.
2238 (init_ttree): Use priority-info hash functions for
2239 init_priority_for_decl.
2240 (tree_map_eq): Rename to ...
2241 (tree_map_base_eq): ... this.
2242 (tree_map_marked_p): Rename to ...
2243 (tree_map_base_marked_p): ... this.
2244 (tree_map_base_hash): New function.
2245 (decl_init_priority_lookup): Rework.
2246 (decl_fini_priority_lookup): New function.
2247 (decl_priority_info): New function.
2248 (decl_init_priority_insert): Use it.
2249 (decl_fini_priority_insert): Likewise.
2250 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2252 (decl_restrict_base_insert): Likewise.
2253 (decl_debug_expr_insert): Likewise.
2254 (decl_value_expr_lookup): Likewise.
2255 (decl_value_expr_insert): Likewise.
2256 * tree.h (priority_type): New type.
2257 (decl_init_priority_lookup): Use priority_type.
2258 (decl_fini_priority_lookup): New function.
2259 (decl_init_priority_insert): Use priority_type.
2260 (decl_fini_priority_insert): New function.
2261 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2262 (DECL_INIT_PRIORITY): Likewise.
2263 (SET_DECL_INIT_PRIORITY): Add comment.
2264 (DECL_FINI_PRIORITY): New macro.
2265 (SET_DECL_FINI_PRIORITY): Likewise.
2266 (DEFAULT_INIT_PRIORITY): Document.
2267 (MAX_INIT_PRIORITY): Likewise.
2268 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2269 (tree_map_base): New type.
2270 (tree_map_base_eq): New function.
2271 (tree_map_base_hash): Likewise.
2272 (tree_map_base_marked_p): Likewise.
2273 (tree_map): Inherit from tree_map_base.
2274 (tree_map_eq): Make it a macro.
2275 (tree_map_marked_p): Likewise.
2276 (tree_int_map): Inherit from tree_map_base.
2277 (tree_int_map_eq): Make it a macro.
2278 (tree_int_map_hash): Likewise.
2279 (tree_int_map_marked_p): Likewise.
2280 (tree_priority_map): New type.
2281 (tree_priority_map_eq): New macro.
2282 (tree_priority_map_hash): Likewise.
2283 (tree_priority_map_marked_p): Likewise.
2284 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2286 (emutls_common_1): Likewise.
2287 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2288 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2289 of tree_map hierarchy.
2290 * tree-cfg.c (move_stmt_r): Likewise.
2291 (new_label_mapper): Likewise.
2292 * c-tree.h (c_expand_body): Move to ...
2293 * c-common.h (c_expand_body): ... here.
2294 * c-decl.c (c_expand_body): Move to ...
2295 * c-common.c (c_expand_body): ... here.
2296 (c_common_attribute_table): Allow 1 argument for the constructor
2297 and destructor attributes.
2298 (get_priority): New function.
2299 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2300 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2302 2007-02-24 Jan Hubicka <jh@suse.cz>
2305 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2307 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2308 Jan Hubicka <jh@suse.cz>
2311 * i386.c (counter_mode): New function.
2312 (expand_set_or_movmem_via_loop): Use it.
2313 (expand_movmem_epilogue): Likewise; fix pasto.
2314 (ix86_expand_movmem): Do emit guard even for constant counts.
2315 (ix86_expand_setmem): Likewise.
2317 2007-02-25 Nick Clifton <nickc@redhat.com>
2319 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2320 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2322 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2326 count argument with 0x10, not with 0x16.
2327 (expand_setmem_epilogue): Ditto.
2329 2007-02-24 Mike Stump <mrs@apple.com>
2331 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2334 2007-02-24 Richard Guenther <rguenther@suse.de>
2337 * fold-const.c (fold_binary): Fold x +- CST op x for
2338 EQ_EXPR and NE_EXPR.
2340 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2344 2007-02-24 Jan Hubicka <jh@suse.cz>
2346 * cgraphunit.c (decide_is_function_needed): Honor
2347 -fkeep-inline-functions.
2349 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2351 * builtins.c (fold_builtin_modf): New.
2352 (fold_builtin_2): Use it.
2354 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2356 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2357 (determine_max_iter): Take additional LOOP arg; all callers changed.
2358 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2359 one using simplifications.
2360 (simplify_using_initial_values): Return if the expression becomes
2361 invalid due to altered regs.
2363 2007-02-23 DJ Delorie <dj@redhat.com>
2365 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2367 2007-02-23 Mike Stump <mrs@apple.com>
2369 * tlink.c (scan_linker_output): Parse linker messages from
2370 darwin9's linker better.
2372 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2375 * varpool.c (varpool_assemble_pending_decls): Set
2376 varpool_last_needed_node to null.
2378 2007-02-23 DJ Delorie <dj@redhat.com>
2380 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2381 alignment bigger than the object file can handle.
2383 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2386 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2387 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2388 (*movsf_1): Penalize MMX moves.
2390 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2392 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2393 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2395 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2397 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2399 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2400 (fold_builtin_1): Use them.
2401 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2402 BUILT_IN_SIGNIFICAND.
2404 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2406 * config/i386/i386.c (bdesc_1arg): Initialize
2407 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2408 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2409 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2410 and IX86_BUILTIN_MOVSLDUP.
2412 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2414 PR rtl-optimization/30841
2415 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2417 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2419 * builtins.c (fold_builtin_frexp): New.
2420 (fold_builtin_2): Use it.
2422 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2424 * doc/invoke.texi (Spec Files): Document getenv spec function.
2426 * gcc.c (getenv_spec_function): New function.
2427 (static_spec_functions): Add it.
2428 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2429 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2432 2007-02-22 Michael Matz <matz@suse.de
2435 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2436 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2438 2007-02-22 Ian Lance Taylor <iant@google.com>
2441 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2442 (mem_loc_descriptor): Call it.
2444 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2445 Ira Rosen <irar@il.ibm.com>
2447 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2449 2007-02-22 Ira Rosen <irar@il.ibm.com>
2451 PR tree-optimization/30843
2452 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2453 stores only after all the group is vectorized.
2455 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2457 PR tree-optimization/30858
2458 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2459 in the reduction cycle have a single use in the loop.
2460 * tree-vectorizer.h (relevant): Add documentation.
2462 2007-02-20 Mike Stump <mrs@apple.com>
2464 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2465 * configure: Regenerate.
2467 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2469 Change the defaults of some parameters and options.
2470 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2471 * config/spu/spu.c (spu_optimization_options): Add.
2472 (spu_override_options): Change params in spu_optimization_options.
2473 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2475 Register 127 is only 16 byte aligned when used as a frame pointer.
2476 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2477 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2478 HARD_FRAME_POINTER_REGNUM.
2479 (spu_legitimate_address): Use regno_aligned_for_reload.
2480 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2481 aligned when frame_pointer_needed is true.
2482 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2484 * config/spu/spu.h (INIT_EXPANDERS): Define.
2486 Make sure shift and rotate instructions have valid immediate operands.
2487 * config/spu/predicates.md (spu_shift_operand): Remove.
2488 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2489 * config/spu/constraints.md (W, O): Extend range.
2490 * config/spu/spu.md (umask, nmask): Define.
2491 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2492 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2493 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2494 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2495 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2496 (lshr<mode>3_reg): Fix rtl description.
2498 Make sure mulhisi immediate operands are valid.
2499 * config/spu/predicates.md (imm_K_operand): Add.
2500 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2502 Generate constants using fsmbi and andi.
2503 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2504 (print_operand, spu_split_immediate, classify_immediate,
2505 fsmbi_const_p): Handle IC_FSMBI2.
2507 Correctly handle a CONST_VECTOR containing symbols.
2508 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2509 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2510 (immediate_load_p): Allow symbols that use 2 instructions to create.
2511 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2512 with symbols when flag_pic is set.
2513 (const_vector_immediate_p): New.
2514 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2515 accept a CONST_VECTOR with symbols.
2516 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2517 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2519 * config/spu/spu.md (high, low): Delete.
2520 (low_<mode>): Define.
2522 Remove INTRmode and INTR_REGNUM, which didn't work.
2523 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2525 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2526 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2527 peephole2 pattern): Don't use INTR or 131.
2528 (movintrcc): Delete.
2529 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2530 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2531 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2532 (UNSPEC_SET_INTR): Add.
2533 * config/spu/spu-modes.def (INTR): Remove.
2535 More accurate warnings about run-time relocations.
2536 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2538 Correctly warn about immediate arguments to specific intrinsics.
2539 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2540 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2541 the instruction predicate.
2543 Fix tree check errors with latest update.
2544 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2546 (spu_expand_builtin): Use CALL_EXPR_FN.
2548 Add missing specific intrinsics.
2549 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2551 * config/spu/spu_internals.h: Ditto.
2553 Fix incorrect operand modifiers.
2554 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2555 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2557 Optimize one case of zero_extend of a vec_select.
2558 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2560 Accept any immediate for hbr.
2561 * config/spu/spu.md (hbr): Change s constraints to i.
2563 2007-02-21 Paul Brook <paul@codesourcery.com>
2565 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2566 condexec_count when skipping USE and CLOBBER.
2568 2007-02-21 Nick Clifton <nickc@redhat.com>
2570 * common.opt (Warray-bounds): Add Warning attribute.
2571 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2573 (fsized-zeroes): Add Optimization attribute.
2574 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2575 * c.opt (Wc++0x-compat): Add Warning attribute.
2577 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2580 * reload1.c (eliminate_regs_in_insn): In the single_set special
2581 case, attempt to re-recognize the insn before falling back to
2582 having reload fix it up.
2584 2007-02-20 Eric Christopher <echristo@gmail.com>
2586 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2587 Rewrite accordingly.
2588 (frv_read_iacc_argument): Ditto.
2589 (frv_expand_set_builtin): Take a call instead of arglist, update for
2591 (frv_expand_unop_builtin): Ditto.
2592 (frv_expand_binop_builtin): Ditto.
2593 (frv_expand_cut_builtin): Ditto.
2594 (frv_expand_binopimm_builtin): Ditto.
2595 (frv_expand_voidbinop_builtin): Ditto.
2596 (frv_expand_int_void2arg): Ditto.
2597 (frv_expand_prefetches): Ditto.
2598 (frv_expand_voidtriop_builtin): Ditto.
2599 (frv_expand_voidaccop_builtin): Ditto.
2600 (frv_expand_load_builtin): Ditto.
2601 (frv_expand_store_builtin): Ditto.
2602 (frv_expand_mdpackh_builtin): Ditto.
2603 (frv_expand_mclracc_builtin): Ditto.
2604 (frv_expand_mrdacc_builtin): Ditto.
2605 (frv_expand_mwtacc_builtin): Ditto.
2606 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2609 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2611 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2612 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2614 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2616 * configure: Regenerate.
2617 * config.in: Regenerate.
2618 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2619 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2620 masks to power6 and power6x and to POWERPC_MASKS.
2621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2623 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2624 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2625 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2626 Access PROTOTYPE as variable, not mask.
2628 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2630 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2631 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2632 * combine.c (adjust_for_new_dest): Use it.
2633 * postreload.c (reload_combine): Likewise.
2635 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2637 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2638 notes on an insn with multiple sets, even if single_set returns
2639 non-NULL for that insn.
2641 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2643 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2646 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2648 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2649 if user didn't pass it.
2650 * config/i386/darwin.h (CC1_SPEC): Likewise.
2651 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2652 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2653 -mmacosx-version-min.
2655 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 Uros Bizjak <ubizjak@gmail.com>
2658 * optabs.h (enum optab_index): Add new OTI_scalb.
2659 (scalb_optab): Define corresponding macro.
2660 * optabs.c (init_optabs): Initialize scalb_optab.
2661 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2663 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2664 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2665 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2666 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2667 flag_unsafe_math_optimizations is set.
2669 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2670 to implement scalbf, scalb and scalbl built-ins as inline x87
2673 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2674 DJ Delorie <dj@redhat.com>
2677 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2678 (diagnostic_report_diagnostic): ... here, and turn them into real
2679 errors. If warnings are inhibited, no need to do anything.
2681 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2684 better code generation.
2686 2007-02-20 Ben Elliston <bje@au.ibm.com>
2688 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2690 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2692 * config/alpha/alpha.c, config/alpha/alpha.md,
2693 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2694 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2695 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2696 config/arm/lib1funcs.asm: Follow spelling conventions.
2698 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2699 config/fr30/fr30.md, config/i386/i386.h,
2700 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2701 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2702 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2703 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2704 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2705 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2706 config/sparc/sparc.c, config/sparc/sparc.h,
2707 config/sparc/sparc.md, config/spu/constraints.md,
2708 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2711 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2714 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2717 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2719 * doc/invoke.texi (-ftree-lrs): Remove.
2721 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2723 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2726 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2728 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2729 new CALL_EXPR_FN macro for retrieving the function
2730 declaration of the input expression.
2732 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2734 * c.opt (Waddress): New.
2735 * common.opt (Walways-true): Delete.
2736 (Wstring-literal-comparison): Delete.
2737 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2738 -Wstring-literal-comparison. Add -Waddress.
2740 (Walways-true): Delete.
2741 (Wstring-literal-comparison): Delete.
2742 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2743 consistently instead of -Walways-true in example.
2744 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2745 * c-typeck.c (parser_build_binary_op): Replace
2746 -Wstring-literal-comparison and -Walways-true with -Waddress.
2747 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2750 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2752 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2753 without DECL_STRUCT_FUNCTION initialized.
2755 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2757 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2758 due to calls to functions taking pointers as parameters.
2760 2007-02-19 Richard Henderson <rth@redhat.com>
2763 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2766 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2768 * config/s390/s390.c (s390_call_saved_register_used,
2769 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2770 accessed to the new scheme.
2772 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2774 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2775 (cris_print_index, cris_print_operand, cris_print_operand_address)
2776 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2777 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2778 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2780 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2781 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2782 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2783 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2784 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2785 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2786 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2787 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2788 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2789 (uminsi3, call, call_value): Ditto.
2790 (define_split: indir_to_reg_split, unnamed): Ditto.
2792 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2794 PR tree-optimization/30975
2795 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2798 2007-02-18 Eric Christopher <echristo@gmail.com>
2800 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2801 Remove use of arglist.
2802 (mips_expand_builtin): Remove use of arglist, pass in expr.
2803 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2804 (mips_expand_builtin_movtf): Ditto.
2805 (mips_expand_builtin_compare): Ditto.
2807 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2809 * tree-sra.c (sra_build_assignment): Replace assertion
2810 checking with a comment explaining why it can't be done.
2812 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2815 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2816 during CALL_EXPR representation conversion.
2817 * tree-ssa-propagate.c (set_rhs): Likewise.
2819 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2821 * tree-sra.c (sra_build_assignment): Disable assertion checking
2824 2007-02-18 Roger Sayle <roger@eyesopen.com>
2826 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2827 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2828 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2830 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2831 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2832 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2833 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2834 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2835 force_gimple_operand): Likewise.
2836 * ipa-cp.c (constant_val_insert): Likewise.
2837 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2838 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2839 perfect_nestify): Likewise.
2840 * langhooks.c (lhd_omp_assignment): Likewise.
2841 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2842 lower_copyprivate_clauses, lower_send_clauses,
2843 lower_send_shared_vars, expand_parallel_call,
2844 expand_omp_for_generic, expand_omp_for_static_nochunk,
2845 expand_omp_for_static_chunk, expand_omp_sections,
2846 lower_omp_single_copy, lower_omp_for_lastprivate,
2847 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2848 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2849 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2852 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2854 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2855 config/sh/sh.md: Follow spelling conventions.
2857 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2858 config/frv/predicates.md: Follow spelling conventions.
2860 * config/m68k/linux-unwind.h: Fix a comment typo.
2861 * target.h: Follow spelling conventions.
2863 2007-02-18 Roger Sayle <roger@eyesopen.com>
2865 PR rtl-optimization/28173
2866 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2867 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2868 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2869 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2870 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2872 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2874 * builtins.c (fold_builtin_load_exponent): New.
2875 (fold_builtin_2): Use it.
2877 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2879 PR rtl-optimization/30773
2880 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2881 if we fail to attach a REG_EQUIV note.
2883 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2884 Roger Sayle <roger@eyesopen.com>
2886 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2888 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2890 * calls.c (initialize_argument_information): Pass original EXP
2891 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2892 code to split complex arguments here, as part of initializing the
2894 (expand_call): Remove code that builds a list of arguments and
2895 inserts implicit arguments into it. Instead, just count how many
2896 implicit arguments there will be so we can determine the size of
2897 the ARGS array, and let initialize_argument_information do the work.
2898 (split_complex_values): Delete unused function.
2900 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2904 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2906 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2907 for arg pointer based indexed addressing.
2909 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2911 * config/ia64/ia64.h, config/ia64/ia64.md,
2912 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2913 spelling conventions.
2915 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2917 * config/m68k/m68k.c (split_di): New.
2918 * config/m68k/m68k-protos.h: Declare split_di.
2919 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2920 Improve predicate handling and split constant shifts.
2922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2924 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2925 parameter for register bitfield operations, general predicates
2928 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2930 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2931 * config/m68k/linux-unwind.h: New file.
2933 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2935 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2936 config/i386/athlon.md, config/ia64/ia64.md,
2937 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2938 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2939 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2940 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2941 tree-vect-transform.c: Fix comment typos.
2943 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2945 * sched-deps.c (find_insn_list): Remove.
2946 * sched-int.h: Remove the prototype for find_insn_list.
2948 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2950 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2952 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2953 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2954 darwin_rs6000_override_options.
2955 (C_COMMON_OVERRIDE_OPTIONS): Expect
2956 darwin_macosx_version_min to be non-NULL always.
2957 (TARGET_C99_FUNCTIONS): Likewise.
2958 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2959 (DARWIN_MINVERSION_SPEC): New.
2960 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2961 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2963 (DARWIN_MINVERSION_SPEC): New.
2964 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2966 * config/darwin-c.c (darwin_cpp_builtins): Expect
2967 darwin_macosx_version_min to be non-NULL always.
2969 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2971 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386.h (x86_use_xchgb): New.
2974 (TARGET_USE_XCHGB): New macro.
2975 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2976 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2977 Split after reload into bswaphi for shifts of 8.
2978 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2979 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2980 or when optimizing for size.
2982 2007-02-16 Richard Guenther <rguenther@suse.de>
2983 Christian Bruel <christian.bruel@st.com>
2985 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2986 DECLs but prefer SSA_NAMEs over DECLs.
2988 2007-02-16 Richard Guenther <rguenther@suse.de>
2990 * tree-flow-inline.h (single_imm_use_p): Remove.
2991 (zero_imm_uses_p): Likewise.
2992 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2993 instead of single_imm_use_p.
2994 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2997 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3000 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3001 nested double- and backquotes.
3003 2007-02-15 Roger Sayle <roger@eyesopen.com>
3006 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3007 should be unreachable.
3008 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3009 For the time being redirect GIMPLE_MODIFY_STMT to the new
3010 (renamed) build_gimple_modify_stmt_stat.
3011 (build2_gimple_stat): Rename to...
3012 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3013 Always build a GIMPLE_MODIFY_STMT node.
3014 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3015 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3018 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3019 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3020 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3021 expand_complex_div_wide): Likewise.
3022 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3023 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3024 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3025 * tree-ssa-loop-manip.c (create_iv): Likewise.
3026 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3027 abs_replacement): Likewise.
3028 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3029 realify_fake_stores): Likewise.
3031 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3032 node rather than a GIMPLE_MODIFY_STMT node.
3033 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3034 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3036 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3037 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3043 * fold-const.c (fold_comparison): Add back the
3044 folding of constant complex comparisions.
3046 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3049 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3050 effects unknown to this function, return early.
3052 2007-02-15 Ian Lance Taylor <iant@google.com>
3054 * lower-subreg.c (move_eh_region_note): New static function.
3055 (resolve_simple_move): Call it.
3056 (decompose_multiword_subregs): Track blocks for which we resolve a
3057 simple move which is also a control flow insn. Pass them to
3058 find_many_sub_basic_blocks.
3059 (pass_lower_subreg): Add TODO_verify_flow.
3060 (pass_lower_subreg2): Likewise.
3062 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3063 Brooks Moses <brooks.moses@codesourcery.com>
3064 Lee Millward <lee.millward@codesourcery.com>
3066 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3067 (VL_EXP_CLASS_P): New.
3068 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3070 (TREE_OPERAND_CHECK_CODE): Likewise.
3071 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3072 (TREE_RTL_OPERAND_CHECK): Likewise.
3073 (tree_operand_check_failed): Make second parameter the whole tree
3074 instead of its code. Fixed callers.
3075 (VL_EXP_CHECK): New.
3076 (TREE_OPERAND_LENGTH): New.
3077 (VL_EXP_OPERAND_LENGTH): New.
3078 (CALL_EXPR_FN): New.
3079 (CALL_EXPR_STATIC_CHAIN): New.
3080 (CALL_EXPR_ARGS): New.
3081 (CALL_EXPR_ARG): New.
3082 (call_expr_nargs): New.
3083 (CALL_EXPR_ARGP): New.
3084 (build_nt_call_list): Declare.
3085 (build_vl_exp_stat): Declare.
3086 (build_vl_exp): New.
3087 (build_call_list): Declare.
3088 (build_call_nary): Declare.
3089 (build_call_valist): Declare.
3090 (build_call_array): Declare.
3091 (call_expr_arg): Declare.
3092 (call_expr_argp): Declare.
3093 (call_expr_arglist): Declare.
3094 (fold_build_call_list): Declare.
3095 (fold_build_call_list_initializer): Declare.
3096 (fold_call_expr): Declare to replace fold_builtin.
3097 (fold_builtin_fputs): Update to agree with modified definition.
3098 (fold_builtin_strcpy): Likewise.
3099 (fold_builtin_strncpy): Likewise.
3100 (fold_builtin_memory_chk): Likewise.
3101 (fold_builtin_stxcpy_chk): Likewise.
3102 (fold_builtin_strncpy_chk): Likewise.
3103 (fold_builtin_next_arg): Likewise.
3104 (fold_build_call_expr): Declare.
3105 (fold_builtin_call_list): Declare.
3106 (fold_builtin_call_valist): Declare.
3107 (build_call_expr): Declare.
3108 (validate_arglist): Update to agree with modified definition.
3109 (tree_operand_length): New.
3110 (call_expr_arg_iterator): New.
3111 (init_call_expr_arg_iterator): New.
3112 (next_call_expr_arg): New.
3113 (first_call_expr_arg): New.
3114 (more_call_expr_args_p): New.
3115 (FOR_EACH_CALL_EXPR_ARG): New.
3117 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3118 and tcc_gimple_stmt.
3119 (tree_code_size): Update documentation. Use sizeof (tree) rather
3120 than sizeof (char *).
3121 (tree_size): Likewise. Add case for tcc_vl_exp.
3122 (tree_node_structure): Add case for tcc_vl_exp.
3123 (contains_placeholder_p): Likewise.
3124 (substitute_in_expr): Likewise.
3125 (substitute_placeholder_in_expr): Likewise.
3126 (stabilize_reference_1): Likewise.
3127 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3128 to diagnose breakage of this interface for constructing CALL_EXPRs.
3129 (build_nt): Add similar assertion here.
3130 (build_nt_call_list): New.
3131 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3132 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3134 (get_callee_fndecl): Use new CALL_EXPR accessors.
3135 (tree_operand_check_failed): Change parameters to pass entire node
3136 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3137 (process_call_operands): New.
3138 (build_vl_exp_stat): New.
3139 (build_call_list): New.
3140 (build_call_nary): New.
3141 (build_call_valist): New.
3142 (build_call_array): New.
3143 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3144 (call_expr_arglist): New.
3146 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3147 tcc_vl_exp instead of a fixed-size tcc_expression.
3149 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3150 accessors for CALL_EXPRs.
3151 (AGGR_INIT_EXPR): Likewise.
3153 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3154 Brooks Moses <brooks.moses@codesourcery.com>
3155 Lee Millward <lee.millward@codesourcery.com>
3157 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3158 (expand_builtin_nonlocal_goto): Change parameter to be entire
3159 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3160 (expand_builtin_prefetch): Likewise.
3161 (expand_builtin_classify_type): Likewise.
3162 (mathfn_built_in): Return NULL_TREE instead of 0.
3163 (expand_errno_check): Use new CALL_EXPR accessors.
3164 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3165 Return NULL_RTX instead of 0.
3166 (expand_builtin_mathfn_2): Likewise.
3167 (expand_builtin_mathfn_3): Likewise.
3168 (expand_builtin_interclass_mathfn): Likewise.
3169 (expand_builtin_sincos): Likewise.
3170 (expand_builtin_cexpi): Likewise.
3171 (expand_builtin_int_roundingfn): Likewise.
3172 (expand_builtin_int_roundingfn_2): Likewise.
3173 (expand_builtin_pow): Likewise.
3174 (expand_builtin_powi): Likewise.
3175 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3176 of arglist, fixing callers appropriately. Use new CALL_EXPR
3177 accessors and constructors. Return NULL_RTX instead of 0.
3178 (expand_builtin_strstr): Likewise.
3179 (expand_builtin_strchr): Likewise.
3180 (expand_builtin_strrchr): Likewise.
3181 (expand_builtin_strpbrk): Likewise.
3182 (expand_builtin_memcpy): Likewise.
3183 (expand_builtin_mempcpy): Likewise.
3184 (expand_builtin_mempcpy_args): New.
3185 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3186 (expand_builtin_memmove_args): New.
3187 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3188 (expand_movstr): Likewise.
3189 (expand_builtin_strcpy): Likewise.
3190 (expand_builtin_strcpy_args): New.
3191 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3192 (expand_builtin_strncpy): Likewise.
3193 (expand_builtin_memset): Likewise.
3194 (expand_builtin_memset_args): New.
3195 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3196 (expand_builtin_memcmp): Likewise.
3197 (expand_builtin_strcmp): Likewise.
3198 (expand_builtin_strncmp): Likewise.
3199 (expand_builtin_strcat): Likewise.
3200 (expand_builtin_strncat): Likewise.
3201 (expand_builtin_strspn): Likewise.
3202 (expand_builtin_strcspn): Likewise.
3203 (expand_builtin_args_info): Likewise.
3204 (expand_builtin_va_start): Likewise.
3205 (gimplify_va_arg_expr): Likewise.
3206 (expand_builtin_va_end): Likewise.
3207 (expand_builtin_va_copy): Likewise.
3208 (expand_builtin_frame_address): Likewise.
3209 (expand_builtin_alloca): Likewise.
3210 (expand_builtin_bswap): Likewise.
3211 (expand_builtin_unop): Likewise.
3212 (expand_builtin_fputs): Likewise.
3213 (expand_builtin_expect): Likewise.
3214 (expand_builtin_fabs): Likewise.
3215 (expand_builtin_copysign): Likewise.
3216 (expand_builtin_printf): Likewise.
3217 (expand_builtin_fprintf): Likewise.
3218 (expand_builtin_sprintf): Likewise.
3219 (expand_builtin_init_trampoline): Likewise.
3220 (expand_builtin_signbit): Likewise.
3221 (expand_builtin_fork_or_exec): Likewise.
3222 (expand_builtin_sync_operation): Likewise.
3223 (expand_builtin_compare_and_swap): Likewise.
3224 (expand_builtin_lock_test_and_set): Likewise.
3225 (expand_builtin_lock_release): Likewise.
3226 (expand_builtin): Likewise.
3227 (builtin_mathfn_code): Likewise.
3229 (fold_builtin_constant_p): Pass call arguments individually instead
3230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3231 accessors and constructors. Return NULL_TREE instead of 0.
3232 (fold_builtin_expect): Likewise.
3233 (fold_builtin_classify_type): Likewise.
3234 (fold_builtin_strlen): Likewise.
3235 (fold_builtin_nan): Likewise.
3236 (integer_valued_real_p): Likewise.
3237 (fold_trunc_transparent_mathfn): Likewise.
3238 (fold_fixed_mathfn): Likewise.
3239 (fold_builtin_cabs): Likewise.
3240 (fold_builtin_sqrt): Likewise.
3241 (fold_builtin_cbrt): Likewise.
3242 (fold_builtin_cos): Likewise.
3243 (fold_builtin_cosh): Likewise.
3244 (fold_builtin_tan): Likewise.
3245 (fold_builtin_sincos): Likewise.
3246 (fold_builtin_cexp): Likewise.
3247 (fold_builtin_trunc): Likewise.
3248 (fold_builtin_floor): Likewise.
3249 (fold_builtin_ceil): Likewise.
3250 (fold_builtin_round): Likewise.
3251 (fold_builtin_int_roundingfn): Likewise.
3252 (fold_builtin_bitop): Likewise.
3253 (fold_builtin_bswap): Likewise.
3254 (fold_builtin_logarithm): Likewise.
3255 (fold_builtin_hypot): Likewise.
3256 (fold_builtin_pow): Likewise.
3257 (fold_builtin_powi): Likewise.
3258 (fold_builtin_exponent): Likewise.
3259 (fold_builtin_memset): Likewise.
3260 (fold_builtin_bzero): Likewise.
3261 (fold_builtin_memory_op): Likewise.
3262 (fold_builtin_bcopy): Deleted; call site changed to invoke
3263 fold_builtin_memory_op directly.
3264 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3265 (fold_builtin_strncpy): Likewise.
3266 (fold_builtin_memcmp): Likewise.
3267 (fold_builtin_strcmp): Likewise.
3268 (fold_builtin_strncmp): Likewise.
3269 (fold_builtin_signbit): Likewise.
3270 (fold_builtin_copysign): Likewise.
3271 (fold_builtin_isascii): Likewise.
3272 (fold_builtin_toascii): Likewise.
3273 (fold_builtin_isdigit): Likewise.
3274 (fold_builtin_fabs): Likewise.
3275 (fold_builtin_abs): Likewise.
3276 (fold_builtin_fmin_fmax): Likewise.
3277 (fold_builtin_carg): Likewise.
3278 (fold_builtin_classify): Likewise.
3279 (fold_builtin_unordered_cmp): Likewise.
3281 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3282 New functions split out from fold_builtin_1.
3283 (fold_builtin_n): New.
3284 (fold_builtin_varargs): New.
3285 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3287 (fold_call_expr): New.
3288 (build_function_call_expr): Rewrite to use new helper function.
3289 (fold_builtin_call_list): New.
3290 (build_call_expr): New.
3291 (fold_builtin_call_valist): New.
3292 (rewrite_call_expr): New.
3293 (validate_arg): New.
3294 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3295 of an arglist. Change return type to bool. Use new CALL_EXPR
3298 (fold_builtin_strstr): Pass call arguments individually instead
3299 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3300 accessors and constructors. Return NULL_TREE instead of 0.
3301 (fold_builtin_strchr): Likewise.
3302 (fold_builtin_strrchr): Likewise.
3303 (fold_builtin_strpbrk): Likewise.
3304 (fold_builtin_strcat): Likewise.
3305 (fold_builtin_strncat): Likewise.
3306 (fold_builtin_strspn): Likewise.
3307 (fold_builtin_strcspn): Likewise.
3308 (fold_builtin_fputs): Likewise.
3309 (fold_builtin_next_arg): Likewise.
3310 (fold_builtin_sprintf): Likewise.
3312 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3313 NULL_RTX instead of 0.
3314 (expand_builtin_memory_chk): Likewise.
3315 (maybe_emit_chk_warning): Likewise.
3316 (maybe_emit_sprintf_chk_warning): Likewise.
3318 (fold_builtin_object_size): Pass call arguments individually instead
3319 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3320 accessors and constructors. Return NULL_TREE instead of 0.
3321 (fold_builtin_memory_chk): Likewise.
3322 (fold_builtin_stxcpy_chk): Likewise.
3323 (fold_builtin_strncpy_chk): Likewise.
3324 (fold_builtin_strcat_chk): Likewise.
3325 (fold_builtin_strcat_chk): Likewise.
3326 (fold_builtin_strncat_chk): Likewise.
3327 (fold_builtin_sprintf_chk): Likewise.
3328 (fold_builtin_snprintf_chk): Likewise.
3329 (fold_builtin_printf): Likewise.
3330 (fold_builtin_vprintf): Likewise.
3332 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3334 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3335 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3336 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3337 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3338 (fold_unary): Likewise.
3339 (fold_binary): Likewise.
3340 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3341 ternary expressions.
3342 (fold): Add logic for tcc_vl_exp.
3343 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3344 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3345 (fold_build3_stat): Add assertion to flag broken interface for
3346 constructing CALL_EXPRs.
3347 (fold_build_call_list): New.
3348 (fold_build_call_list_initializer): New.
3349 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3351 (fold_strip_sign_ops): Likewise.
3353 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3354 Brooks Moses <brooks.moses@codesourcery.com>
3355 Lee Millward <lee.millward@codesourcery.com>
3357 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3358 accessors and dump arguments explicitly.
3360 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3362 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3364 (print_call_name): Use new CALL_EXPR accessors.
3366 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3367 CALL_EXPR arguments explicitly instead of as a list. Use
3368 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3370 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3371 (vrp_visit_stmt): Likewise.
3373 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3374 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3376 (force_move_till_expr): Likewise.
3378 * targhooks.c (default_external_stack_protect_fail): Use
3379 build_call_expr instead of build_function_call_expr.
3380 (default_hidden_stack_protect_fail): Likewise.
3382 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3385 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3386 and walk arguments explicitly.
3388 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3389 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3390 (expand_simple_operations): Likewise.
3391 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3393 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3394 of TREE_CODE_LENGTH.
3395 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3397 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3398 instead of TREE_CODE_LENGTH.
3400 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3401 (tree_ic_transform): Likewise.
3402 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3403 parameter instead of arglist. Fix callers.
3404 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3405 (tree_stringops_transform): Likewise.
3406 (tree_indirect_call_to_profile): Likewise.
3407 (tree_stringops_values_to_profile): Likewise.
3409 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3410 (eliminate_tail_call): Likewise.
3412 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3414 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3415 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3417 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3419 * omp-low.c (build_omp_barrier): Use build_call_expr.
3420 (lower_rec_input_clauses): Likewise.
3421 (lower_reduction_clauses): Likewise.
3422 (expand_parallel_call): Likewise.
3423 (maybe_catch_exception): Likewise.
3424 (expand_omp_for_generic): Likewise.
3425 (expand_omp_for_static_nochunk): Likewise.
3426 (expand_omp_sections): Likewise.
3427 (lower_omp_single_simple): Likewise.
3428 (lower_omp_single_copy): Likewise.
3429 (lower_omp_master): Likewise.
3430 (lower_omp_ordered): Likewise.
3431 (lower_omp_critical): Likewise.
3433 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3434 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3436 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3437 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3438 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3440 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3441 and generalize to handle any number of operands.
3442 (chrec_contains_undetermined): Likewise.
3443 (tree_contains_chrecs): Likewise.
3444 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3446 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3448 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3449 fold_call_expr instead of fold_builtin.
3450 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3451 match declarations there.
3452 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3456 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3458 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3459 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3461 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3464 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3465 (execute_cse_sincos): Use new CALL_EXPR accessors.
3467 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3469 * gimple-low.c (lower_function_body): Use build_call_expr.
3470 (lower_builtin_setjmp): Likewise.
3472 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3473 (set_storage_via_libcall): Likewise.
3474 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3475 instead of TREE_CODE_LENGTH.
3476 (expand_expr_real_1): Use new CALL_EXPR accessors.
3478 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3479 generalize to handle any number of operands.
3480 (TB_parent_eq): Likewise.
3482 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3483 (strip_builtin_expect): Likewise.
3485 * function.c (gimplify_parameters): Use build_call_expr.
3487 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3488 instead of TREE_CODE_LENGTH.
3490 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3491 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3493 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3496 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3497 (gimplify_decl_expr): Likewise.
3498 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3499 Use new CALL_EXPR iterators.
3500 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3501 (gimplify_modify_expr_to_memset): Likewise.
3502 (gimplify_variable_sized_compare): Likewise.
3503 (gimplify_omp_atomic_fetch_op): Likewise.
3504 (gimplify_omp_atomic_pipeline): Likewise.
3505 (gimplify_omp_atomic_mutex): Likewise.
3506 (gimplify_function_tree): Likewise.
3508 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3509 (call_expr_flags): Likewise.
3510 (expand_call): Likewise.
3512 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3516 * coverage.c (create_coverage): Use build_call_expr.
3518 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3519 (temp_call_expr_obstack): New.
3520 (pool_copy_list): Delete.
3521 (temp_copy_call_expr): New.
3522 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3523 CALL_EXPR accessors. Get rid of special goo for copying argument
3524 lists and use temp_copy_call_expr instead.
3525 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3526 CALL_EXPR accessors.
3527 (create_expression_by_pieces): Likewise. Use build_call_array
3528 to construct the result instead of fold_build3.
3529 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3530 dealing with argument lists.
3531 (init_pre): Remove references to expression_node_pool and
3532 list_node_pool. Init temp_call_expr_obstack instead.
3533 (fini_pre): Remove references to expression_node_pool and
3536 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3537 and walk arguments explicitly instead of as a list.
3539 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3540 (mx_register_decls): Likewise.
3541 (mudflap_register_call): Likewise.
3542 (mudflap_finish_file): Likewise.
3544 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3545 (ipa_callsite_compute_param): Likewise.
3547 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3548 accessors and constructor.
3550 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3551 accessors and constructor.
3552 (convert_tramp_reference): Likewise.
3553 (convert_call_expr): Likewise.
3554 (finalize_nesting_tree_1): Likewise.
3556 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3559 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3561 * tree-inline.c (initialize_inlined_parameters): Pass entire
3562 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3564 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3565 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3567 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3569 (vectorizable_reduction): Likewise.
3570 (vectorizable_call): Use new CALL_EXPR iterators.
3571 (vectorizable_conversion): Use build_call_expr.
3572 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3573 (vect_gen_widened_results_half): Use build_call_expr.
3574 (vect_setup_realignment): Likewise.
3575 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3577 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3578 (pass_through_call): Likewise.
3579 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3582 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3583 (tree_gen_pow2_profiler): Likewise.
3584 (tree_gen_one_value_profiler): Likewise.
3585 (tree_gen_ic_func_profiler): Likewise.
3586 (tree_gen_average_profiler): Likewise.
3587 (tree_gen_ior_profiler): Likewise.
3589 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3590 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3591 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3593 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3594 of TREE_CODE_LENGTH.
3596 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3597 of TREE_CODE_LENGTH.
3599 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3601 (convert_to_integer): Likewise.
3603 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3606 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3607 Brooks Moses <brooks.moses@codesourcery.com>
3608 Lee Millward <lee.millward@codesourcery.com>
3610 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3612 * config/frv/frv.c (frv_expand_builtin): Likewise.
3613 * config/s390/s390.c (s390_expand_builtin): Likewise.
3615 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3616 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3618 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3619 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3620 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3621 (ix86_expand_store_builtin): Likewise.
3622 (ix86_expand_unop_builtin): Likewise.
3623 (ix86_expand_unop1_builtin): Likewise.
3624 (ix86_expand_sse_compare): Likewise.
3625 (ix86_expand_sse_comi): Likewise.
3626 (ix86_expand_vec_init_builtin): Likewise.
3627 (ix86_expand_vec_ext_builtin): Likewise.
3628 (ix86_expand_vec_set_builtin): Likewise.
3629 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3631 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3632 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3634 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3635 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3636 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3638 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3640 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3641 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3642 arglist. Use new CALL_EXPR accessors. Fix callers.
3643 (altivec_expand_abs_builtin): Likewise.
3644 (rs6000_expand_binop_builtin): Likewise.
3645 (altivec_expand_predicate_builtin): Likewise.
3646 (altivec_expand_lv_builtin): Likewise.
3647 (spe_expand_stv_builtin): Likewise.
3648 (altivec_expand_stv_builtin): Likewise.
3649 (rs6000_expand_ternop_builtin): Likewise.
3650 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3651 (altivec_expand_st_builtin): Likewise.
3652 (altivec_expand_dst_builtin): Likewise.
3653 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3654 arglist. Use new CALL_EXPR accessors. Fix callers.
3655 (altivec_expand_vec_set_builtin): Likewise.
3656 (altivec_expand_vec_ext_builtin): Likewise.
3657 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3658 (spe_expand_builtin): Likewise.
3659 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3660 arglist. Use new CALL_EXPR accessors. Fix callers.
3661 (spe_expand_evsel_builtin): Likewise.
3662 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3663 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3665 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3666 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3667 (arm_expand_unop_builtin): Likewise.
3668 (arm_expand_builtin): Use new CALL_EXPR accessors.
3670 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3673 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3675 (bfin_expand_unop_builtin): Likewise.
3676 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3679 Brooks Moses <brooks.moses@codesourcery.com>
3680 Lee Millward <lee.millward@codesourcery.com>
3682 * c-semantics.c (build_stmt): Add internal diagnostic check.
3684 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3685 accessors. Print arguments explicitly instead of as a list.
3687 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3689 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3690 (c_finish_omp_flish): Likewise.
3692 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3693 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3694 instead of TREE_CODE_LENGTH.
3695 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3696 (c_warn_unused_result): Likewise.
3698 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3701 * doc/invoke.texi (Warning Options): Remove
3702 -Werror-implicit-function-declaration.
3703 (Wimplicit-function-declaration): Update description.
3704 * opts.c (common_handle_option): Move handling of -Werror=* to...
3705 (enable_warning_as_error): ...here.
3706 * opts.h (enable_warning_as_error): Declare.
3707 * c-decl.c (implicit_decl_warning): Unless
3708 -Wno-implicit-function-declaration is given, emit a pedwarn if
3709 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3710 * c.opt (Wimplicit-function-declaration): Replace
3711 mesg_implicit_function_declaration with
3712 warn_implicit_function_declaration.
3713 * c-opts.c (c_common_handle_option):
3714 -Werror-implicit-function-declaration is exactly equal as
3715 -Werror=implicit-function-declaration.
3716 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3717 warn_implicit_function_declaration.
3718 (c_common_post_options): -Wimplict-function-declaration is enabled
3719 by default by -std=c99, otherwise is disabled by default.
3720 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3722 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3724 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3725 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3726 former is ignored but not the latter.
3728 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3730 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3731 is made and the reference doesn't use the alias set of its type,
3732 do not create the temporary using that type.
3734 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3736 * jump.c: Remove prototypes for delete_computation and
3737 delete_prior_computation.
3739 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3741 * jump.c (get_label_after): Delete.
3742 (get_label_before, delete_computation, delete_jump,
3743 delete_prior_computation, follow_jumps): Move...
3744 * reorg.c (delete_computation, delete_prior_computation): ... here...
3745 (get_label_before, delete_jump): ... making these static ...
3746 (follow_jumps): ... and simplifying this since it only runs after
3748 * rtl.h (get_label_after, get_label_before, delete_jump,
3749 follow_jumps): Delete prototypes.
3751 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3753 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3755 2007-02-15 Nick Clifton <nickc@redhat.com>
3757 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3758 order to prevent it from being munged by the target.
3760 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.md: Remove misleading comment.
3764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3766 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3767 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3770 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3772 * tree-sra.c (instantiate_missing_elements): Canonicalize
3774 (sra_build_assignment): New.
3775 (generate_copy_inout, generate_element_copy,
3776 generate_element_zero, generate_one_element_init): Use it.
3778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3780 * tree-sra.c (instantiate_missing_elements): Canonicalize
3782 (sra_build_assignment): New.
3783 (generate_copy_inout, generate_element_copy,
3784 generate_element_zero, generate_one_element_init): Use it.
3786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3788 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3791 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3793 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3794 types as aggregates not scalars.
3795 * function.c (assign_stack_temp_for_type): Likewise.
3797 2007-02-14 Roger Sayle <roger@eyesopen.com>
3798 Zdenek Dvorak <dvorakz@suse.cz>
3800 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3803 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3805 * passes.c (next_pass_1): Clear the next field of the copied
3808 2007-02-14 Richard Henderson <rth@redhat.com>
3810 * tree-sra.c (early_sra): New.
3811 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3812 (tree_sra_early, pass_sra_early): New.
3813 * tree-pass.h (pass_sra_early): Declare.
3814 * passes.c (init_optimization_passes): Use it.
3816 2007-02-14 Richard Guenther <rguenther@suse.de>
3818 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3820 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3822 PR tree-optimization/30771
3823 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3825 (vect_analyze_operations): Induction phis can now be marked as
3827 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3828 Update documentation accordingly.
3830 2007-02-14 Nick Clifton <nickc@redhat.com>
3832 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3833 most 3 arguments are supported.
3834 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3836 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3838 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3839 Ensure dst->current is valid.
3841 2007-02-13 Paul Brook <paul@codesourcery.com>
3843 * config.gcc: Add arm*-*-uclinux-*eabi.
3844 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3845 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3846 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3847 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3848 (LINK_SPEC): Define.
3850 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3852 * config/arm/uclinux-eabi.h: New file.
3853 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3854 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3857 2007-02-13 Ian Lance Taylor <iant@google.com>
3859 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3860 * flags.h (warn_strict_overflow): Declare.
3861 (enum warn_strict_overflow_code): Define.
3862 (issue_strict_overflow_warning): New static inline function.
3863 * opts.c (warn_strict_overflow): New variable.
3864 (common_handle_option): Handle OPT_Wstrict_overflow and
3865 OPT_Wstrict_overflow_.
3866 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3868 * fold-const.c: Include intl.h.
3869 (fold_deferring_overflow_warnings): New static variable.
3870 (fold_deferred_overflow_warning): New static variable.
3871 (fold_deferred_overflow_code): New static variable.
3872 (fold_defer_overflow_warnings): New function.
3873 (fold_undefer_overflow_warnings): New function.
3874 (fold_undefer_and_ignore_overflow_warnings): New function.
3875 (fold_deferring_overflow_warnings_p): New function.
3876 (fold_overflow_warning): New static function.
3877 (make_range): Add strict_overflow_p parameter. Change all
3879 (extract_muldiv, extract_muldiv_1): Likewise.
3880 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3881 tree_expr_nonnegative_p.
3882 (fold_negate_expr): Call fold_overflow_warning.
3883 (fold_range_test): Likewise.
3884 (fold_comparison): Likewise.
3885 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3886 instead of tree_expr_nonnegative_p.
3887 (tree_expr_nonnegative_warnv_p): Rename from
3888 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3889 (tree_expr_nonnegative_p): New function.
3890 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3891 strict_overflow_p parameter.
3892 (tree_expr_nonzero_p): New function.
3893 * passes.c (verify_interpass_invariants): New static function.
3894 (execute_one_pass): Call it.
3895 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3897 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3898 (estimate_numbers_of_iterations): Likewise.
3899 (scev_probably_wraps_p): Likewise.
3900 * tree-ssa-ccp.c: Include "toplev.h".
3901 (evaluate_stmt): Defer fold overflow warnings until we know we are
3903 (struct fold_stmt_r_data): Add stmt field.
3904 (fold_stmt_r): Defer fold overflow warnings until we know we
3906 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3907 (fold_stmt_inplace): Likewise.
3908 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3909 (cleanup_control_expr_graph): Defer fold overflow warnings until
3910 we know we are going to optimize.
3911 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3912 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3914 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3915 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3916 * tree-ssa-loop-manip.c (create_iv): Likewise.
3917 * c-typeck.c (build_conditional_expr): Likewise.
3918 (build_binary_op): Likewise.
3919 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3920 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3921 (extract_range_from_unary_expr): Likewise.
3922 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3923 assuming that signed overflow does not occur.
3924 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3925 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3926 (fold_defer_overflow_warnings): Declare.
3927 (fold_undefer_overflow_warnings): Declare.
3928 (fold_undefer_and_ignore_overflow_warnings): Declare.
3929 (fold_deferring_overflow_warnings_p): Declare.
3930 (tree_expr_nonzero_warnv_p): Declare.
3931 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3933 (Warning Options): Document -Wstrict-overflow.
3934 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3935 (tree-ssa-ccp.o): Likewise.
3936 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3937 (fold-const.o): Depend on intl.h.
3939 2007-02-13 Ian Lance Taylor <iant@google.com>
3942 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3945 2007-02-13 Stuart Hastings <stuart@apple.com>
3947 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3949 2007-02-13 Richard Henderson <rth@redhat.com>
3951 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3952 handled_component_p before looking for the indirect_ref.
3954 2007-02-13 Richard Henderson <rth@redhat.com>
3956 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3957 remove flags clobber.
3958 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3959 (bswaphi_lowpart): New.
3960 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3961 remove TARGET_BSWAP test. Delete expander of the same name.
3963 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3964 (expand_unop): Use them.
3966 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3968 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3969 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3970 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3971 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3972 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3973 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3974 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3975 assembler dialect choice from asm templates.
3977 2007-02-12 Richard Henderson <rth@redhat.com>
3979 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3980 (fixuns_trunc<SSEMODEF>si2): Use it.
3981 * config/i386/sse.md (vec_setv4sf_0): Export.
3982 * config/i386/i386.c (ix86_build_const_vector): Export.
3983 (ix86_split_convert_uns_si_sse): Rename from
3984 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3985 * config/i386/i386-protos.h: Update.
3987 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3990 * c-typeck.c (c_finish_return): Improve warning message.
3992 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3994 * alias.c (find_symbolic_term): Delete unused function.
3996 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3999 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4000 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4002 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4004 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4005 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4006 the function, temporarily point the debug interface to the null one.
4008 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4010 * dwarf2out.c (round_up_to_align): New static function.
4011 (field_byte_offset): Use it to round the offset.
4013 2007-02-12 Richard Henderson <rth@redhat.com>
4015 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4016 (inswl_const): Export.
4018 2007-02-12 Richard Henderson <rth@redhat.com>
4020 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4021 result mode of the libcall, convert back to outmode.
4023 2007-02-12 Roger Sayle <roger@eyesopen.com>
4025 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4026 (bswapdi2): New define_expand to implement 32-bit implementation.
4028 2007-02-12 Nick Clifton <nickc@redhat.com>
4030 * doc/invoke.texi (Overall Options): Document --help=.
4031 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4032 (cc1_options): Pass --help= on to cc1.
4033 (display_help): Add description of --help=.
4034 (process_command): Add code to handle --help=. Allow translated
4035 --help and --target-help switches to be passed on to compiler
4037 (main): Remove unused if statement.
4038 * opts.c (columns): Remove.
4039 (LEFT_COLUMN): Define.
4040 (wrap_help): Add columns argument.
4041 (print_filtered_help): Change parameters to be an include bitmask,
4042 an exclude bitmask, an any bitmask and the column width. Move the
4043 code to display the params list here. Add code to display the
4044 status of options rather than their descriptions if the quiet flag
4046 (print_specific_help): Change parameters to be an include bitmask,
4047 an exclude bitmask and an any bitmask. Move code to look up the
4048 column width here. Decide upon the title for an options listing.
4049 (common_handle_options): Add code to handle --help=. Adapt code
4050 for --help and --target-help to use the revised form of the
4051 print_specific_help function.
4052 (print_help): Delete.
4053 (print_param_help): Delete.
4054 (print_switch): Delete.
4055 * opts.h (cl_lang_count): Add prototype.
4056 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4057 CL_MAX_OPTION_CLASS): New defines.
4058 * optc-gen.awk: Add construction of cl_lang_count.
4059 * c.opt: Add Warning attribute to warning options and Optimization
4060 attribute to optimization options.
4061 * common.opt: Likewise.
4063 Add -fhelp and -ftarget-help as aliases for the transformed --help
4064 and --target-help options.
4065 * opt-functions.awk: Add code to handle Warning and Optimization
4068 2007-02-12 Richard Henderson <rth@redhat.com>
4070 * config/alpha/constraints.md: New file.
4071 * config/alpha/alpha.c: Include tm-constrs.h.
4072 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4073 alpha_extra_constraint): Remove.
4074 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4075 * config/alpha/alpha-protos.h: Update.
4076 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4077 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4078 (EXTRA_CONSTRAINT): Remove.
4079 * config/alpha/alpha.md: Include constraints.md.
4080 (adddi splitter): Use satisfies_constraint_*.
4081 * config/alpha/predicates.md (add_operand): Likewise.
4082 (sext_add_operand, addition_operation): Likewise.
4084 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4086 PR tree-optimization/29145
4087 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4088 in our handling of restrict qualified pointers.
4090 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4093 * doc/invoke.texi (Wunused-value): Update description.
4094 (Wextra): Delete item.
4095 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4096 value of Wunused-value.
4097 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4098 (c_finish_stmt_expr): Don't check extra_warnings.
4099 (emit_side_effect_warnings): The caller is responsible to check
4102 2007-02-11 Roger Sayle <roger@eyesopen.com>
4103 Matt Thomas <matt@3am-software.com>
4105 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4107 2007-02-11 Roger Sayle <roger@eyesopen.com>
4109 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4110 comparisons of POPCOUNT against zero.
4111 (simplify_const_relational_operation): Likewise.
4113 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4115 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4117 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4119 * dwarf2out.c (root_type): Delete unused function.
4121 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4123 * genattrtab.c (contained_in_p): Delete unused function.
4124 (write_expr_attr_cache): Likewise.
4126 2007-02-11 Jan Hubicka <jh@suse.cz>
4128 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4131 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4133 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4134 to add the REG_EQ* note.
4135 * see.c (see_merge_one_use_extension): Likewise.
4136 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4137 turn REG_EQUAL notes into REG_EQUIV notes if the target
4138 register may have more than one set.
4139 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4140 * gcse.c (try_replace_reg): Likewise.
4141 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4142 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4143 more than one REG_EQUIV note.
4144 * reload1.c (gen_reload): Use set_unique_reg_note.
4146 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4148 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4149 (ix86_builtin_conversion): New function.
4151 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4154 * tree.h (DECL_REPLACEABLE_P): New macro.
4155 * except.c (set_nothrow_function_flags): Likewise.
4157 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4158 Ira Rosen <irar@il.ibm.com>
4159 Dorit Nuzman <dorit@il.ibm.com>
4161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4162 * targhooks.c (default_builtin_vectorized_conversion): New.
4163 * targhooks.h (default_builtin_vectorized_function): New declaration.
4164 * target.h (struct vectorize): Add builtin_conversion field.
4165 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4166 stmt_vec_info_type value.
4167 (vectorizable_conversion): New declaration.
4168 * tree-vect-analyze.c (vect_analyze_operations): Add
4169 vectorizable_conversion call.
4170 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4171 * tree-vect-transform.c (vectorizable_conversion): New function.
4172 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4173 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4176 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4177 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4178 or ALTIVEC_BUILTIN_VCFSX.
4180 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4183 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4184 CONST_DOUBLE and operand 0 is a hard register.
4185 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4186 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4187 is a hard floating-point register.
4189 2007-02-10 Richard Henderson <rth@redhat.com>
4190 Jakub Jelinek <jakub@redhat.com>
4191 Alexandre Oliva <aoliva@redhat.com>
4193 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4194 * builtin-types.def (BT_WORD): Make unsigned.
4195 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4196 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4197 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4198 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4199 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4200 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4202 * expr.c (emutls_var_address): New.
4203 (expand_expr_real_1): Expand emulated tls.
4204 (expand_expr_addr_expr_1): Likewise.
4205 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4206 * output.h (emutls_finish): Declare.
4207 * toplev.c (compile_file): Call it.
4208 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4209 address before wrapping in CONST.
4210 * varasm.c (emutls_htab, emutls_object_type): New.
4211 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4212 (get_emutls_object_name, get_emutls_object_type): New.
4213 (get_emutls_init_templ_addr, emutls_decl): New.
4214 (emutls_common_1, emutls_finish): New.
4215 (assemble_variable): When emulating tls, swap decls; generate
4216 constructor for the emutls objects.
4217 (do_assemble_alias): When emulating tls, swap decl and target name.
4218 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4220 * varpool.c (decide_is_variable_needed): Look at force_output.
4221 Recurse for emulated tls.
4222 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4223 with decide_is_variable_needed.
4224 * emutls.c: New file.
4225 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4226 tls_object for real tls.
4228 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4230 PR rtl-optimization/29599
4231 * reload1.c (eliminate_regs_in_insn): Take the destination
4232 mode into account when computing the offset.
4234 2007-02-09 Stuart Hastings <stuart@apple.com>
4235 Richard Henderson <rth@redhat.com>
4237 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4238 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4239 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4240 fixuns_truncdfhi2): New.
4241 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4242 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4243 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4244 (floatunssidf2): Allow nonimmediate source.
4245 * gcc/config/i386/sse.md (movdi_to_sse): New.
4246 (vec_concatv2di): Drop '*'.
4247 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4248 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4249 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4251 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4252 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4253 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4254 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4255 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4256 ix86_build_const_vector.
4257 (x86_emit_floatuns): Rewrite.
4259 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4261 * genautomata.c (longest_path_length): Delete unused function.
4262 (struct state): Delete unused longest_path_length.
4263 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4264 (get_free_state): Delete unused.
4266 2007-02-09 Jan Hubicka <jh@suse.cz>
4268 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4269 * doc/invoke.texi (inline-unit-growth): Update default value.
4271 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4272 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4273 (rebuild_cgraph_edges): Likewise.
4274 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4275 (dump_cgraph_node): Dump frequencies.
4276 (cgraph_clone_edge): Add frequency scales.
4277 (cgraph_clone_node): Add freuqnecy.
4278 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4279 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4280 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4281 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4282 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4283 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4284 (save_inline_function_body): Likewise.
4285 * ipa-inline.c: inluce rtl.h
4286 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4287 (cgraph_edge_badness): Use frequencies.
4288 (cgraph_decide_recursive_inlining): Update clonning.
4289 (cgraph_decide_inlining_of_small_function): Dump frequency.
4290 * predict.c (estimate_bb_frequencies): Export.
4291 * predict.h (estimate_bb_frequencies): Declare.
4292 * tree-inline.c (copy_bb): Watch overflows.
4293 (expand_call_inline): Update call of cgraph_create_edge.
4294 (optimize_inline_calls): Use TODO flags to update frequnecies.
4295 * passes.h: Include predict.h
4296 (init_optimization_passes): Move profile ahead.
4297 (execute_function_todo): Handle TODO_rebuild_frequencies.
4299 2007-02-09 Roger Sayle <roger@eyesopen.com>
4301 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4302 the insbl or inswl pattern into a register.
4304 2007-02-09 Roger Sayle <roger@eyesopen.com>
4306 * config/ia64/ia64.md (bswapdi2): New define_insn.
4308 2007-02-09 Richard Henderson <rth@redhat.com>
4310 * config/i386/constraints.md (Ym): New constraint.
4311 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4312 (movdi_1_rex64): Split sse and xmm general register moves from
4313 memory move alternatives. Use conditional register constraints.
4314 (movsf_1, movdf_integer): Likewise.
4315 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4316 (movdf_integer_rex64): New.
4317 (pushsf_rex64): Fix output constraints.
4318 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4319 (sse2_stored): Likewise.
4320 (sse2_storeq_rex64): New.
4321 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4322 amd and not generic.
4323 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4324 for optimize_size. Remove SF/DFmode hack.
4326 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4328 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4331 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4332 Richard Sandiford <richard@codesourcery.com>
4334 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4335 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4336 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4337 m68k/t-mlib to tmake_file.
4338 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4339 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4340 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4341 Allow it to be cf or m68k. Set m68k_arch_family. If that
4342 variable is not empty, add t-$m68k_arch_family to tmake_file.
4343 Add t-mlibs to tmake_file.
4344 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4345 * config/m68k/t-cf: New file.
4346 * config/m68k/t-m68k: Likewise.
4347 * config/m68k/t-mlibs: Likewise.
4348 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4349 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4350 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4351 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4352 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4354 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4355 (INSTALL_LIBGCC): Delete.
4356 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4357 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4358 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4359 (M68K_MLIB_CPU): Define.
4360 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4361 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4362 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4364 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4365 Richard Guenther <rguenther@suse.de>
4368 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4369 against INT_MIN/INT_MAX.
4370 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4371 file if a loop is removed.
4373 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4375 * calls.c (store_one_arg): Pass correct alignment to
4376 emit_push_insn for non-BLKmode values.
4377 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4378 unaligned stack slot via a suitably aligned slot.
4380 2007-02-08 DJ Delorie <dj@redhat.com>
4382 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4384 (legal_subregs): Use unsigned char, make const.
4385 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4387 2007-02-08 Paul Brook <paul@codesourcery.com>
4389 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4390 special interworking needed.
4392 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4394 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4395 conditional to __SSE2__.
4396 (Entries below should have been added to first ChangeLog
4397 entry for amdfam10 dated 2007-02-05)
4398 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4400 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4402 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4405 2007-02-08 DJ Delorie <dj@redhat.com>
4407 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4408 * config/m32c/m32c.c (legal_subregs): New.
4409 (m32c_illegal_subreg_p): New.
4410 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4411 unsupported subregs of hard regs.
4413 2007-02-08 Jan Hubicka <jh@suse.cz>
4415 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4416 the same one; always update histograms.
4418 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4420 * passes.c (init_optimization_passes): Tidy comment.
4422 2007-02-08 Roger Sayle <roger@eyesopen.com>
4424 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4425 strip zero_extend, bswap and rotates from POCOUNT's argument.
4426 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4427 zero_extend and rotates from PARITY's argument.
4428 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4429 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4430 of an integer constant at compile-time.
4432 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4435 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4437 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4440 * tree-ssa-live.c (remove_unused_locals): Do not remove
4441 TREE_ADDRESSABLE variables.
4442 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4443 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4444 FOR_CLOBBER. Update all users.
4445 If VAR has an associated alias set, add a virtual operand for
4446 it if no alias is found to conflict with the memory reference.
4448 2007-02-07 Jan Hubicka <jh@suse.cz>
4449 Robert Kidd <rkidd@crhc.uiuc.edu>
4451 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4453 2007-02-07 Ian Lance Taylor <iant@google.com>
4455 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4457 2007-02-07 Roger Sayle <roger@eyesopen.com>
4459 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4460 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4461 tablejumpdi, movsi_to_cr_one): Remove constraints from
4462 define_expand's match_operands.
4464 2007-02-07 Roger Sayle <roger@eyesopen.com>
4466 * global.c (compute_regsets): Move declatation of "i" inside of
4467 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4469 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4472 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4473 of INDIRECT_REF <RESULT_DECL>.
4475 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4477 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4478 Kaz Kojima <kkojima@gcc.gnu.org>
4481 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4483 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4485 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4487 * doc/loop.texi: Document possibility not to perform disambiguation
4488 of loops with multiple latches.
4489 * cfgloopmanip.c (alp_enum_p): Removed.
4490 (add_loop): Handle subloops. Use get_loop_body_with_size.
4491 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4492 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4493 the new forwarder block.
4494 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4495 Handle the case latch is NULL.
4496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4497 when marking loop exits.
4498 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4500 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4501 disambiguate_loops_with_multiple_latches.
4502 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4503 before fix_loop_structure.
4504 * cfgloop.c: Include pointer-set.h and output.h.
4505 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4506 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4507 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4508 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4509 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4510 disambiguate_multiple_latches, get_loop_body_with_size,
4511 disambiguate_loops_with_multiple_latches): New functions.
4512 (flow_loop_dump): Dump multiple latch edges.
4513 (flow_loop_nodes_find): Handle loops with multiple latches.
4514 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4515 (glb_enum_p): Modified.
4516 (get_loop_body): Use get_loop_body_with_size.
4517 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4518 (AVOID_CFG_MODIFICATIONS): New constant.
4519 (disambiguate_loops_with_multiple_latches, add_loop,
4520 get_loop_body_with_size): Declare.
4521 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4523 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4526 * global.c (compute_regsets): New function.
4527 (global_alloc): Refactored ELIMINABLE_REGSET
4528 and NO_GLOBAL_ALLOC_REGS computation out.
4529 (rest_of_handle_global_alloc): Call compute_regsets()
4530 for non-optimizing case.
4532 2007-02-06 Richard Henderson <rth@redhat.com>
4534 * config/i386/constraints.md (Y2): Rename from Y.
4535 (Yi): New constraint.
4536 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4537 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4538 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4539 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4540 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4541 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4542 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4543 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4544 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4545 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4546 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4547 vec_extractv2si_1): Change Y constraints to Y2.
4548 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4549 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4550 Change Y constraints to Y2.
4551 (sse2_loadld): Change Y constraints to x.
4553 2007-02-06 Roger Sayle <roger@eyesopen.com>
4555 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4556 (parity<mode>2): New define_expand using rs6000_emit_parity.
4557 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4558 rs6000_emit_parity): New functions.
4559 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4560 rs6000_emit_parity): Prototype here.
4562 2007-02-06 Ian Lance Taylor <iant@google.com>
4564 * lower-subreg.c (simple_move_operand): Reject CONST.
4565 (resolve_clobber): Call validate_change rather than directly
4566 assigning to XEXP (pat, 0).
4568 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4570 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4571 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4572 (tree-cfg.o): Remove hashtab.h dependency.
4574 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4575 (struct ivopts_data): Change niters to pointer_map_t.
4576 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4577 (niter_for_exit): Create pointer_map on demand. Change for
4579 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4580 (free_loop_data): Destroy data->niters if created and reset field.
4581 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4582 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4584 * tree-ssa-reassoc.c: Include pointer-set.h.
4585 (bb_rank): Change to long *.
4586 (operand_rank): Change to pointer_map_t.
4587 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4588 (insert_operand_rank): Accept long.
4589 (operand_entry_hash, operand_entry_eq): Remove.
4590 (get_rank): Return long. Adjust for changes above.
4591 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4593 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4595 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4596 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4597 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4599 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4600 directly since it cannot be NULL.
4601 (get_vi_for_tree): Rewrite for pointer_map API.
4602 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4603 (init_alias_vars): Create vi_for_tree as pointer_map.
4604 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4606 * tree-cfg.c: Don't include hashtab.h.
4607 (edge_to_cases): Declare as pointer_map.
4608 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4610 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4611 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4612 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4614 (record_switch_edge): Delete.
4615 (get_cases_for_edge): Adjust for pointer_map API, inline
4616 record_switch_edge (rewritten for new API), remove goto.
4618 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4620 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4621 * tree-nested.c: Include pointer-set.h.
4622 (var_map_elt, var_map_eq, var_map_hash): Delete.
4623 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4625 (nesting_info_bitmap_obstack): New.
4626 (lookup_field_for_decl): Adjust for pointer_map API.
4627 (lookup_tramp_for_decl): Adjust for pointer_map API.
4628 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4629 (get_local_debug_decl): Adjust for pointer_map API.
4630 (convert_nl_goto_reference): Adjust for pointer_map API.
4631 (convert_nl_goto_receiver): Adjust for pointer_map API.
4632 (create_nesting_tree): Create outside GGC space. Create bitmap on
4633 the new obstack. Create field_map and var_map as pointer_maps.
4634 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4636 (lower_nested_functions): Move root here, no need to NULL it.
4637 Initialize and release the obstack.
4639 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4641 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4642 Remove prototypes and make them non-static.
4643 (struct tree_int_map): Remove.
4644 * tree.h (struct tree_int_map): Move here, turning TO into an
4646 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4648 * tree.h (TREE_COMPLEXITY): Remove.
4649 (struct tree_exp): Remove complexity field.
4650 * tree.c (build1_stat): Don't set it.
4652 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4653 Victor Kaplansky <victork@il.ibm.com>
4655 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4656 (vect_is_simple_reduction): Support reduction with induction as
4657 one of the operands.
4658 (vect_is_simple_iv_evolution): Fix formatting.
4659 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4660 formatting. Don't mark induction phis for vectorization.
4661 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4662 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4663 (vect_get_vec_def_for_operand): Support induction.
4664 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4666 (vectorizable_reduction): Support reduction with induction as one of
4668 (vectorizable_type_demotion): Use def-type of stmt argument rather
4669 than dummy def-type.
4671 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4672 flag_tree_scev_cprop.
4673 * common.opt (tree-scev-cprop): New flag.
4675 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4676 call to vect_get_new_vect_var.
4678 2007-02-06 Ira Rosen <irar@il.ibm.com>
4680 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4681 vectype is not NULL.
4682 (vect_pattern_recog_1): Likewise.
4684 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4686 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4687 (fold_negate_expr): Likewise.
4689 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4692 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4693 even if cv-qualification is the same.
4695 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4697 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4698 __enable_execute_stack on completion.
4700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4702 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4703 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4704 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4705 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4706 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4707 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4708 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4709 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4713 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4714 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4715 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4716 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4717 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4718 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4719 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4720 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4721 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4722 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4723 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4724 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4725 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4726 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4727 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4728 sqrtextenddfxf2_i387): Added amdfam10_decode.
4730 * config/i386/athlon.md (athlon_idirect_amdfam10,
4731 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4732 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4733 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4734 athlon_ivector_store_amdfam10): New define_insn_reservation.
4735 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4740 * config/i386/athlon.md (athlon_call_amdfam10,
4741 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4742 define_insn_reservation.
4743 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4744 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4745 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4749 * config/i386/athlon.md (athlon_sseld_amdfam10,
4750 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4751 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4755 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4756 define_insn_reservation.
4757 * config/i386/i386.md (sseins): Added sseins to define_attr type
4758 and define_attr unit.
4759 * config/i386/sse.md: Set type attribute to sseins for insertq
4762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4764 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4765 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4766 ssecomi_load_amdfam10, ssecomi_amdfam10,
4767 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4768 define_insn_reservation.
4769 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4773 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4774 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4775 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4776 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4777 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4778 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4779 define_insn_reservation.
4781 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4782 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4783 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4784 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4785 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4789 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4790 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4791 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4792 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4793 athlon_ssemul_load_k8): Added amdfam10.
4795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4797 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4798 (x86_sse_unaligned_move_optimal): New variable.
4800 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4802 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4803 for unaligned vector SSE double/single precision loads for AMDFAM10.
4805 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4807 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4808 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4809 Define TARGET_CPU_DEFAULT_amdfam10.
4810 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4811 (processor_type): Add PROCESSOR_AMDFAM10.
4813 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4814 processor_type in config/i386/i386.h.
4815 Enable imul peepholes for TARGET_AMDFAM10.
4817 * config.gcc: Add support for --with-cpu option for amdfam10.
4819 * config/i386/i386.c (amdfam10_cost): New variable.
4820 (m_AMDFAM10): New macro.
4821 (m_ATHLON_K8_AMDFAM10): New macro.
4822 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4823 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4824 x86_promote_QImode, x86_integer_DFmode_moves,
4825 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4826 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4827 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4828 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4829 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4830 Enable/disable for amdfam10.
4831 (override_options): Add amdfam10_cost to processor_target_table.
4832 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4833 processor_alias_table.
4834 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4835 (ix86_adjust_cost): Add code for amdfam10.
4837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4839 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4840 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4841 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4842 * config/i386/i386.h: Add builtin definition for SSE4A.
4843 * config/i386/i386.md: Add support for ABM instructions
4845 * config/i386/sse.md: Add support for SSE4A instructions
4846 (movntss, movntsd, extrq, insertq).
4847 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4848 Add -march=amdfam10 flag.
4849 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4850 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4852 * doc/extend.texi: Add documentation for SSE4A builtins.
4854 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4856 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4858 2007-02-05 Richard Guenther <rguenther@suse.de>
4860 * tree-vectorizer.h (vectorizable_function): Add argument type
4861 argument, change return type.
4862 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4863 * tree-vect-transform.c (vectorizable_function): Handle extra
4864 argument, return vectorized function decl.
4865 (build_vectorized_function_call): Remove.
4866 (vectorizable_call): Handle calls with result and argument types
4867 differing. Handle loop vectorization factor correctly.
4868 * targhooks.c (default_builtin_vectorized_function): Adjust for
4870 * targhooks.h (default_builtin_vectorized_function): Likewise.
4871 * target.h (builtin_vectorized_function): Add argument type
4873 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4874 extra argument, allow vectorizing of lrintf.
4875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4876 documentation of target hook.
4878 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4881 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4882 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4883 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4885 2007-02-05 Roger Sayle <roger@eyesopen.com>
4887 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4888 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4889 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4890 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4891 before canonicalizing sincos to cexpi.
4892 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4894 2007-02-05 Roger Sayle <roger@eyesopen.com>
4896 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4897 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4898 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4900 2007-02-05 Roger Sayle <roger@eyesopen.com>
4902 * mips-tfile.c (initialize_init_file): Correct endianness test.
4904 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4906 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4909 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4911 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4912 saves in a PARALLEL before the register assignments.
4914 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4916 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4917 DWARF_FRAME_RETURN_COLUMN to be a general register.
4918 * dwarf2out.c (init_return_column_size): New function, split from...
4919 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4920 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4921 to be nongeneral registers.
4922 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4924 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4925 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4927 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4929 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4931 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4933 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4934 (remove_path): Use can_remove_branch_p and remove_branch instead
4935 of loop_delete_branch_edge.
4936 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4937 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4938 Update profile using scale_dominated_blocks_in_loop.
4939 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4940 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4941 (can_remove_branch_p, remove_branch): Declare.
4942 * tree-cfg.c (tree_can_remove_branch_p): New function.
4943 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4944 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4945 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4947 2007-02-05 Jan Hubicka <jh@suse.cz>
4950 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4951 nodes in cgraph, don't remove offline copy of the function.
4953 2007-02-04 Jan Hubicka <jh@suse.cz>
4955 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4956 vectors might cause maybe_lookup_element_for_expr to be called
4957 on non-sra-candidate.
4959 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4961 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4962 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4963 spelling conventions.
4965 2007-02-04 Richard Guenther <rguenther@suse.de>
4968 * fold-const.c (try_move_mult_to_index): Make sure to not
4969 overflow one dimension of a multi-dimensional array access.
4971 2007-02-04 Jan Hubicka <jh@suse.cz>
4973 * passes.c (init_optimization_passes): Reindent.
4975 2007-02-04 Jan Hubicka <jh@suse.cz>
4976 Eric Botcazou <ebotcazou@adacore.com>
4978 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4979 (execute_fixup_cfg): Break out the abnormal goto code.
4980 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4981 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4982 (optimize_inline_calls): Call make_nonlocal_label_edges.
4984 2007-02-04 Jan Hubicka <jh@suse.cz>
4986 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4987 true when something was changed.
4988 (rename_ssa_copies): When something was changed, do
4989 TODO_remove_unused_locals.
4990 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4991 add TODO_remove_unused_locals when instruction was removed.
4993 2007-02-04 Jan Hubicka <jh@suse.cz>
4995 * ipa-inline.c (try_inline): Improve debug output; work on already
4997 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4998 call try_inline for already inlined edges too when flattening;
4999 inline also functions that make callee growth but overall unit size
5002 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5004 * config/m32c/bitops.md, config/m32c/jump.md,
5005 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5006 config/m32r/m32r.h, config/m32r/m32r.md,
5007 config/m32r/predicates.md, config/m68hc11/larith.asm,
5008 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5009 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5010 config/mips/mips-protos.h, config/mips/mips.c,
5011 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5012 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5013 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5014 spelling conventions.
5016 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5017 Follow spelling conventions.
5019 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5021 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5022 warn about C++0x compatibility.
5024 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5026 * config/h8300/h8300.c, config/h8300/h8300.h,
5027 config/h8300/h8300.md: Follow spelling conventions.
5029 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5032 * combine.c (try_combine): Do not substitute source operand
5033 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5035 2007-02-03 Jan Hubicka <jh@suse.cz>
5037 PR gcov-profile/30650
5038 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5039 do not divide by zero for never executed counters.
5040 (tree_find_values_to_profile): Fix counters.
5041 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5043 2007-02-03 Ian Lance Taylor <iant@google.com>
5045 * lower-subreg.c (simple_move_operand): New static function,
5046 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5048 (simple_move): Call simple_move_operand.
5049 (find_decomposable_subregs): Add special handling of MEMs.
5050 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5051 meaning of return value. If we see a hard register, test whether
5052 it can store a word_mode value. Change all callers.
5054 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5056 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5057 ftrapv insns and expanders.
5058 (subdi3): Change define_expand operand 1 to arith11_operand, and
5059 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5060 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5061 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5065 * varasm.c (notice_global_symbol): Treat global objects as weak when
5068 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5070 * emit-rtl.c (dconstpi): Delete.
5072 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5073 * real.h (dconstpi): Delete.
5075 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5076 (fold_builtin_hypot): Likewise.
5078 2007-02-03 Tom Tromey <tromey@redhat.com>
5081 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5082 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5084 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5086 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5087 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5088 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5089 config/rs6000/cell.md, config/rs6000/darwin.h,
5090 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5091 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5092 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5093 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5094 typos. Follow spelling conventions.
5095 * doc/invoke.texi: Follow spelling conventions.
5097 2007-02-03 Roger Sayle <roger@eyesopen.com>
5099 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5100 canonicalization transformations that attempt to simplify integer
5101 constant comparisons to become comparisons against zero.
5103 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5107 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5108 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5110 2007-02-02 Mike Stump <mrs@apple.com>
5112 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5113 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5114 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5115 generate a branch island.
5117 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5119 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5120 (xtensa_legitimate_address_p): New.
5121 (xtensa_legitimize_address): New.
5122 (xtensa_output_addr_const_extra): New.
5123 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5125 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5126 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5127 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5128 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5129 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5130 (xtensa_legitimize_address): New.
5131 (xtensa_output_addr_const_extra): New.
5133 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5135 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5137 2007-02-02 Ian Lance Taylor <iant@google.com>
5139 * expmed.c (expand_divmod): Add comment.
5141 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5143 * emit-rtl.c (renumber_insns): Remove.
5144 * flags.h: Remove the extern for flag_renumber_insns.
5145 * rtl.h: Remove the prototype for renumber_insns.
5146 * toplev.c (flag_renumber_insns): Remove.
5148 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5150 Revert for x86 darwin:
5151 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5153 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5154 code before the following patch under TARGET_MACHO.
5155 (ix86_function_value_regno_p): Likewise.
5157 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5159 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5162 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5165 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5166 general or fp registers. Add comments.
5167 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5169 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5171 * pointer-set.c (insert_aux): Only return insertion slot.
5172 (pointer_set_insert): Adjust.
5173 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5174 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5175 pointer_map_traverse): New.
5176 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5177 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5178 pointer_map_contains, pointer_map_traverse): Declare.
5180 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5183 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5184 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5186 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5188 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5190 (struct _dep): New type.
5191 (dep_t): New typedef.
5192 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5193 (DEP_STATUS): New access macro. The macro with the same name was
5194 renamed to DEP_LINK_STATUS.
5195 (dep_init): Declare function
5197 (struct _dep_link): New type.
5198 (dep_link_t): New typedef.
5199 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5200 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5201 (DEP_LINK_STATUS): New macro.
5202 (debug_dep_links): New debug function.
5204 (struct _deps_list): New type.
5205 (deps_list_t): New typedef.
5206 (DEPS_LIST_FIRST): New access macro.
5207 (FOR_EACH_DEP_LINK): New cycle macro.
5208 (create_deps_list, free_deps_list, delete_deps_list): Declare
5210 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5211 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5212 (copy_deps_list_change_con): Ditto.
5214 (move_dep_link): Declare function.
5216 (struct _dep_node): New type.
5217 (dep_node_t): New typedef.
5218 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5220 (struct haifa_insn_data.back_deps): New field to hold backward
5221 dependencies of the insn.
5222 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5224 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5225 Change its type to deps_list_t.
5226 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5227 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5228 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5230 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5232 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5234 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5236 (dep_cost): Declare.
5238 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5239 (ds_to_dk, dk_to_ds): New functions.
5241 (init_dep_1): New static function.
5242 (init_dep): New function.
5243 (copy_dep): New static function.
5245 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5247 (detach_dep_link): New static function.
5248 (move_dep_link): New function.
5250 (dep_links_consistent_p, dump_dep_links): New static functions.
5251 (debug_dep_links): New debugging function.
5253 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5255 (alloc_deps_list, init_deps_list): New static functions.
5256 (create_deps_list): New function.
5257 (clear_deps_list): New static function.
5258 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5259 (deps_list_consistent_p, dump_deps_list): New static functions.
5260 (debug_deps_list): New function.
5261 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5263 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5265 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5266 use new scheduler dependencies lists.
5267 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5268 (sched_analyze): Ditto. Initialize dependencies lists.
5269 (add_forw_dep, compute_forward_dependences): Update to use new
5270 scheduler dependencies lists.
5272 (init_dependency_caches): Init deps_obstack.
5273 (free_dependency_caches): Free deps_obstack.
5275 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5276 new scheduler dependencies lists.
5277 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5278 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5280 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5281 Update to use new scheduler dependencies lists.
5282 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5283 (debug_dependencies): Ditto.
5284 (schedule_region): Update comments.
5286 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5287 scheduler dependencies lists.
5288 (schedule_ebb): Update comments.
5290 * rtl.def (DEPS_LIST): Remove.
5292 * lists.c (unused_deps_list): Remove.
5293 (free_list): Update assertions.
5295 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5296 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5298 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5299 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5301 * haifa-sched.c (comments): Update.
5302 (insn_cost1): Remove. Inline the code into insn_cost ().
5303 (insn_cost): Update to use new scheduler dependencies lists. Move
5304 processing of the dependency cost to dep_cost ().
5305 (dep_cost): New function. Use it instead of insn_cost () when
5306 evaluating cost of the dependency. Use compatible interface to
5307 interact with the target.
5308 (priority): Update to use new scheduler dependencies lists.
5309 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5310 with greater number of insns that depend on the insn.
5311 (schedule_insn): Update to use new scheduler dependencies lists. Add
5312 code to free backward dependencies lists. Inline and optimize code
5313 from resolve_dep () - see PR28071.
5314 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5315 lists. Update call to targetm.sched.is_costly_dependence hook.
5317 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5318 scheduler dependencies lists.
5320 (resolve_dep): Remove. Move the logic to schedule_insn ().
5321 (init_h_i_d): Initialize dependencies lists.
5323 (process_insn_depend_be_in_spec): Rename to
5324 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5326 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5327 Update to use new scheduler dependencies lists.
5328 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5330 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5331 new scheduler dependencies lists.
5332 (build_intra_loop_deps): Ditto.
5334 * target.h (struct _dep): Declare to use in
5335 gcc_target.sched.is_costly_dependence.
5336 (struct gcc_target.sched.adjust_cost): Fix typo.
5337 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5338 single dep_t parameter instead of an equivalent triad.
5339 (struct gcc_target.sched.adjust_cost_2): Remove.
5341 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5343 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5345 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5347 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5349 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5350 (REG_DEP_TRUE): Document.
5352 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5353 Change signature to correspond to the targetm.sched.adjust_cost hook.
5354 Update use in TARGET_SCHED_ADJUST_COST_2.
5355 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5356 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5357 new scheduler dependencies lists.
5358 (ia64_gen_check): Ditto.
5360 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5363 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5364 signature to correspond to the targetm.sched.is_costly_dependence hook.
5365 (is_costly_group): Update to use new scheduler dependencies lists.
5367 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5368 instead of INSN_COST () macro.
5370 2007-02-01 Ian Lance Taylor <iant@google.com>
5372 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5374 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5376 * pa.md (tp_load): Correct mfctl instruction syntax.
5378 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5380 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5381 altivec_padding_size calculation on AIX. Improve comment, add
5382 assert to verify that it's right.
5384 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5387 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5390 * global.c (global_alloc): Add mising initialization of
5393 2007-02-01 Roger Sayle <roger@eyesopen.com>
5395 * alias.c (init_alias_analysis): Correct whitespace.
5396 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5397 partition_hot_cold_basic_blocks): Likewise.
5398 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5399 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5400 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5401 fold_builtin_snprintf_chk, fold_builtin_printf,
5402 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5403 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5404 * cfgcleanup.c (cleanup_cfg): Likewise.
5405 * cfgexpand.c (tree_expand_cfg): Likewise.
5406 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5407 * function.c (get_next_funcdef_no): Likewise.
5408 * gengtype.c (main): Likewise.
5409 * genmodes.c (main): Likewise.
5410 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5411 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5412 * ifcvt.c (noce_emit_move_insn): Likewise.
5413 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5415 * stor-layout.c (get_best_mode): Likewise.
5416 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5417 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5418 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5419 perform_var_substitution, solve_graph): Likewise.
5420 * tree-vrp.c (vrp_finalize): Likewise.
5422 2007-02-01 Ian Lance Taylor <iant@google.com>
5424 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5425 high part of a paradoxical subreg, return a constant zero.
5427 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5429 * toplev.c (lang_dependent_init): Call init_set_costs.
5430 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5432 2007-02-01 Richard Guenther <rguenther@suse.de>
5435 * fold-const.c (fold_negate_expr): Allow negating a
5436 constant if overflow does not change.
5438 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5440 * doc/c-tree.texi (Expression trees): Improve markup.
5441 * doc/tm.texi (Register Classes, Addressing Modes)
5442 (Floating Point): Fix spacing after abbreviations. Fix some
5445 2007-02-01 Ben Elliston <bje@au.ibm.com>
5447 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5448 * doc/contrib.texi: Likewise.
5449 * doc/install.texi: Likewise.
5451 2007-01-31 Richard Henderson <rth@redhat.com>
5452 Ian Lance Taylor <iant@google.com>
5454 * lower-subreg.c: New file.
5455 * rtl.def (CONCATN): Define.
5456 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5458 * emit-rtl.c (update_reg_offset): New static function, broken out
5459 of gen_rtx_REG_offset.
5460 (gen_rtx_REG_offset): Call update_reg_offset.
5461 (gen_reg_rtx_offset): New function.
5462 * regclass.c: Revert patch of 2006-03-05, restoring
5464 (clear_reg_info_regno): New function.
5465 * dwarf2out.c (concatn_loc_descriptor): New static function.
5466 (loc_descriptor): Handle CONCATN.
5467 * common.opt (fsplit_wide_types): New option.
5468 * opts.c (decode_options): Set flag_split_wide_types when
5470 * timevar.def (TV_LOWER_SUBREG): Define.
5471 * rtl.h (gen_reg_rtx_offset): Declare.
5472 (reg_scan_update): Declare.
5473 * regs.h (clear_reg_info_regno): Declare.
5474 * tree-pass.h (pass_lower_subreg): Declare.
5475 (pass_lower_subreg2): Declare.
5476 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5477 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5479 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5480 * Makefile.in (OBJS-common): Add lower-subreg.o.
5481 (lower-subreg.o): New target.
5483 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5485 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5487 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5490 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5492 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5495 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5497 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5499 * cfgloop.h: Include vec-prim.h.
5500 (enum li_flags): Remove LI_ONLY_OLD.
5501 (loop_iterator): Changed.
5502 (fel_next, fel_init): Iterate over loop tree.
5503 (FOR_EACH_LOOP_BREAK): New macro.
5504 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5506 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5507 * modulo-sched.c (sms_schedule): Ditto.
5508 * tree-vectorizer.c (vectorize_loops): Ditto.
5509 * doc/loop.texi: Update information on loop numbering and behavior of
5510 FOR_EACH_LOOP wrto new loops.
5511 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5512 add_to_evolution_1): Test nestedness of loops instead of comparing
5514 * tree-chrec.c (chrec_fold_plus_poly_poly,
5515 chrec_fold_multiply_poly_poly, chrec_evaluate,
5516 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5517 reset_evolution_in_loop): Ditto.
5518 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5520 2007-01-31 Dirk Mueller <dmueller@suse.de>
5522 * c-common.c (warn_about_parentheses): Separate warning about
5523 un-parenthized sequence of comparison operators from the one
5524 which is supposed to warn about x <= y <= z.
5526 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5528 * optabs.h (enum optab_index): Add new OTI_isinf.
5529 (isinf_optab): Define corresponding macro.
5530 * optabs.c (init_optabs): Initialize isinf_optab.
5531 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5533 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5534 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5536 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5537 expand_builtin_interclass_mathfn.
5538 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5539 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5540 (fxam<mode>2_i387): New insn pattern.
5541 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5542 built-in functions as x87 inline asm.
5544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5546 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5548 2007-01-30 Eric Christopher <echristo@apple.com>
5550 * config.gcc: Add geode.
5552 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5554 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5555 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5556 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5557 value-prof.c: Fix comment typos.
5559 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5562 * doc/invoke.texi (Wpointer-arith): Document warning.
5564 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5566 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5567 the list of discrepancies from the draft TR.
5569 2007-01-30 Dirk Mueller <dmueller@suse.de>
5572 * doc/invoke.texi (-Wreturn-type): Update description to
5575 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5577 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5579 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5581 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5582 to handle optabs that operate on floating point input argument and
5583 output to integer output.
5584 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5585 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5586 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5587 expand_builtin_interclass_mathfn ().
5588 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5590 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5591 ilogbl built-in functions as x87 intrinsics.
5593 2007-01-30 Richard Guenther <rguenther@suse.de>
5596 * dwarf2out.c (reference_to_unused): Query varpool if the
5597 variable was output.
5599 2007-01-30 Richard Guenther <rguenther@suse.de>
5602 * passes.c (execute_one_pass): Reset in_gimple_form to not
5603 confuse non-unit-at-a-time mode.
5605 2007-01-29 Roger Sayle <roger@eyesopen.com>
5606 Richard Guenther <rguenther@suse.de>
5608 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5609 avoid undefined behaviour on overflow. Use force_fit_type_double
5610 to construct the constant with the specified TREE_OVERFLOW.
5612 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5614 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5615 * config/dfp-bit.h: Ditto.
5617 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5619 * c-decl.c (pop_scope): Replace warnings with call to
5620 warn_for_unused_label.
5621 * c-common.h (warn_for_unused_label): Declare.
5622 * c-common.c (warn_for_unused_label): Define.
5624 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5626 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5629 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5631 * Makefile.in (USER_H): Remove decfloat.h.
5632 * ginclude/decfloat.h: Delete, moving contents to ...
5633 * ginclude/float.h: Add support for decimal floating point,
5634 guarded by __STDC_WANT_DEC_FP__.
5636 2007-01-29 Mike Stump <mrs@apple.com>
5638 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5639 Analysis and Representation to resolve case insensitive conflict.
5640 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5642 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5644 * tree.h (struct tree_memory_tag): Add aliases member.
5645 (MTAG_ALIASES): New macro.
5646 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5647 (add_may_alias): Remove pointer-set. Update for may_aliases being
5649 (mark_aliases_call_clobbered): Update for may_aliases being a
5651 (compute_tag_properties): Ditto.
5652 (create_partition_for): Ditto.
5653 (compute_memory_partitions): Ditto.
5654 (dump_may_aliases_for): Ditto.
5655 (is_aliased_with): Ditto.
5656 (add_may_alias_for_new_tag): Ditto.
5657 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5658 (compute_is_aliased): New function.
5659 (compute_may_aliases): Call compute_is_aliased).
5660 (init_alias_info): Initialize alias_bitmap_obstack.
5661 (union_alias_set_into): New function.
5662 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5663 (have_common_aliases_p): Rewrite to take two bitmaps and use
5665 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5667 (finalize_ref_all_pointers): Update for add_may_alias changes.
5668 (new_type_alias): Ditto.
5669 * tree-flow-inline.h (may_aliases): Return a bitmap.
5670 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5671 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5672 may_aliases being a bitmap.
5673 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5674 may_aliases now returns a bitmap.
5675 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5677 * tree-ssa-operands.c (add_virtual_operand): Update for
5678 may_aliases being a bitmap.
5680 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5682 PR tree-optimization/30630
5683 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5684 variable as changed.
5686 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5689 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5690 expanded only once even if an error occurs.
5692 2007-01-29 Ben Elliston <bje@au.ibm.com>
5694 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5695 (__gcov_average_profiler): Likewise.
5696 (__gcov_ior_profiler): Likewise.
5697 (__gcov_merge_ior): Likewise.
5699 2007-01-28 Jan Hubicka <jh@suse.cz>
5701 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5702 * value-prof.c (stringop_block_profile): Likewise.
5704 2007-01-28 Jan Hubicka <jh@suse.cz>
5706 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5707 variant handling histograms; add wrapper.
5708 (clear_storage_via_libcall): Export.
5709 (emit_block_move_hints): Break out from ...; add histograms.
5710 (emit_block_move): ... this one.
5711 (clear_storage_hints): Break out from ...; add histograms.
5712 (clear_storage): ... this one.
5713 (set_storage_via_memset): Handle histogram.
5714 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5715 (clear_storage_hints, clear_storage_via_libcall): Declare.
5716 (set_storage_via_setmem): Update prototype.
5717 * doc/md.texi (movmem, setmem): Document new arguments.
5719 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5721 (stringop_block_profile): New global function.
5722 (tree_stringops_values_to_profile): Profile block size and alignment.
5723 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5725 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5726 (stringop_block_profile): Declare.
5727 * builtins.c: Include value-prof.h.
5728 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5729 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5730 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5731 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5732 * profile.c (instrument_values): Add new counters.
5733 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5735 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5736 (tree_init_edge_profiler): Build new profilers.
5737 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5738 (pass_tree_profile): Add dump.
5739 (tree_profile_hooks): Update.
5740 * Makefile.in (LIBGCOV): Add new constants.
5741 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5742 __gcov_ior_profiler): New.
5743 * i386.md (movmem/setmem expanders): Add new optional arguments.
5745 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5747 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5749 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5751 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5752 (tree_unswitch_single_loop): Pass eni_size_weights to
5753 tree_num_loop_insns.
5754 * tree-ssa-loop-manip.c: Include tree-inline.h.
5755 (can_unroll_loop_p): Pass eni_size_weights to
5756 tree_num_loop_insns.
5757 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5758 Pass eni_size_weights to estimate_num_insns.
5759 * tree.h (init_inline_once): Export.
5760 * toplev.c (backend_init): Call init_inline_once.
5761 * cgraphunit.c (cgraph_process_new_functions,
5762 cgraph_analyze_function): Pass eni_inlining_weights to
5764 * ipa-inline.c (compute_inline_parameters): Ditto.
5765 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5766 to estimate_num_insns.
5767 (try_unroll_loop_completely): Pass eni_size_weights to
5768 tree_num_loop_insns.
5769 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5770 ot estimate_num_insns.
5771 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5772 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5773 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5774 eni_time_weights): New variables.
5775 (init_inline_once): Initialize them.
5776 (struct eni_data): Mew.
5777 (estimate_num_insns_1, estimate_num_insns): Use weights.
5778 * tree-inline.h (struct eni_weights_d): New.
5779 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5780 (estimate_num_insns): Declaration changed.
5781 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5782 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5783 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5785 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5787 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5788 relations in the conflict function is valid.
5790 2007-01-27 Ian Lance Taylor <iant@google.com>
5792 * common.opt: Add fstrict-overflow.
5793 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5794 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5795 (TYPE_OVERFLOW_UNDEFINED): Define.
5796 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5798 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5799 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5800 (fold_negate_expr): Likewise.
5801 (make_range): Likewise.
5802 (extract_muldiv_1): Likewise.
5803 (maybe_canonicalize_comparison): Likewise.
5804 (fold_comparison): Likewise.
5805 (fold_binary): Likewise.
5806 (tree_expr_nonnegative_p): Likewise.
5807 (tree_expr_nonzero_p): Likewise.
5808 * tree-vrp.c (compare_values): Likewise.
5809 (extract_range_from_binary_expr): Likewise.
5810 (extract_range_from_unary_expr): Likewise.
5811 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5813 (nowrap_type_p): Likewise.
5814 * tree-scalar-evolution.c (simple_iv): Likewise.
5815 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5816 (build_range_check): Likewise.
5817 (extract_muldiv_1): Likewise.
5818 (fold_comparison): Likewise.
5819 * tree-vrp.c (vrp_int_const_binop): Likewise.
5820 (extract_range_from_unary_expr): Likewise.
5821 * convert.c (convert_to_integer): Likewise.
5822 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5823 (fold_comparison): Likewise.
5824 (fold_binary): Likewise.
5825 * optabs.c (optab_for_tree_code): Likewise.
5826 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5827 * simplify-rtx.c (simplify_const_relational_operation): Check
5828 flag_strict_overflow and flag_trapv.
5829 (simplify_const_relational_operation): Likewise.
5830 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5831 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5834 2007-01-27 Roger Sayle <roger@eyesopen.com>
5836 * tree.c (tree_fold_gcd): Delete.
5837 * tree.h (tree_fold_gcd): Remove prototype.
5838 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5839 test whether one constant integer is a multiple of another. Instead
5840 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5841 * fold-const.c (multiple_of_p): We've determined both TOP and
5842 BOTTOM are integer constants so we can call int_const_binop directly
5843 instead of the more generic const_binop.
5845 2007-01-27 Roger Sayle <roger@eyesopen.com>
5847 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5848 1*X check that the constant hasn't overflowed, to preserve the
5850 (round_up): Provide an efficient implementation when rouding-up an
5851 INTEGER_CST to a power-of-two.
5853 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5855 * doc/sourcebuild.texi: Add comma for clarity.
5856 * doc/extend.texi: Fix some typos.
5857 * doc/passes.texi: Likewise.
5858 * doc/cppinternals.texi: Likewise.
5859 * doc/c-tree.texi: Likewise.
5860 * doc/tree-ssa.texi: Likewise.
5861 * doc/install.texi: Likewise.
5863 2007-01-27 Jan Hubicka <jh@suse.cz>
5865 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5866 (pass_sra): Do not require alias information.
5867 * passes.c (init_optimization_passes): Add SRA
5869 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5871 * tracer.c (rest_of_handle_tracer): We already cleaned
5872 up the CFG in tracer() so don't do it here again.
5873 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5874 cleanup_cfg here, either. And don't call renumber_insns.
5876 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5877 and BB_HEAD are in the insn stream here. Instead make sure
5878 that BB_INSN is valid on all insns. Also, do check here that
5879 there are no pending branch predictions...
5880 (rtl_verify_flow_info): ...instead of doing it here. Checks
5881 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5884 2007-01-26 Roger Sayle <roger@eyesopen.com>
5886 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5887 function to simplify/factorize operand order canonicalization.
5888 (ix86_fixup_binary_operands): Reorganize using the above function.
5889 (ix86_binary_operator_ok): Likewise.
5891 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5893 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5894 file scope from optimize_attrs.
5895 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5897 (optimize_attrs): Clear insn_code_values after freeing it.
5899 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5901 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5902 a parts.base assignment.
5904 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5906 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5907 (compute_subscript_distance, initialize_data_dependence_relation,
5908 finalize_ddr_dependent, analyze_ziv_subscript,
5909 analyze_siv_subscript_cst_affine,
5910 compute_overlap_steps_for_affine_univar,
5911 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5912 analyze_siv_subscript, analyze_miv_subscript,
5913 analyze_overlapping_iterations, subscript_dependence_tester_1,
5914 compute_self_dependence, free_dependence_relation): Work
5915 with affine_fn instead of chrecs.
5916 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5917 common_affine_function, affine_function_base,
5918 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5919 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5920 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5921 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5922 (all_chrecs_equal_p): Removed.
5923 * tree-data-ref.h (affine_fn, conflict_function): New types.
5924 (struct subscript): Change type of conflicting_iterations_in_a
5925 and conflicting_iterations_in_b.
5927 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5930 * config/pa/pa.h (TARGET_HPUX_11): New.
5931 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5932 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5934 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5935 Richard Guenther <rguenther@suse.de>
5937 * tree-ssa-structalias.c (solve_graph): Handle case
5938 we merged the variable to another.
5940 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5942 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5945 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5946 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5948 2007-01-25 DJ Delorie <dj@redhat.com>
5950 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5951 allow changes to modes which don't fit in those registers.
5953 * reload1.c (choose_reload_regs): Check for invalid subregs before
5954 computing their locations, not after.
5956 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5959 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5960 save Altivec registers in an eh_return function.
5961 (compute_vrsave_mask): Likewise.
5962 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5963 for saving Altivec registers.
5964 (rs6000_emit_prologue): Don't allocate stack twice in
5965 eh_return function. Correct expected value of altivec_save_offset
5966 when using save_world. Describe save of R0 to stack when using
5967 save_world. Describe stack pointer adjustment when using
5968 save_world. Remove duplicated eh_return parameter register saving.
5969 Update sp_offset variable after save_world.
5970 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5972 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5973 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5976 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5978 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5980 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5983 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5984 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5986 2007-01-25 Richard Guenther <rguenther@suse.de>
5988 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5989 * common.opt (-Wcoverage-mismatch): New warning option.
5990 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5991 if -Wcoverage-mismatch is given.
5993 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5995 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5996 (ipcp_driver): Change to static definition.
5997 Add dumping of the ifunctions.
5998 (constant_val_insert): Remove unused parameter. Support for SSA.
5999 (ipcp_propagate_const): Support for SSA.
6000 (ipcp_profile_bb_print): Print only analyzed nodes.
6001 (ipcp_replace_map_create): Remove support for Fortran constant
6003 * ipa-prop.c (ipa_method_modify_stmt,
6004 ipa_callsite_compute_param): Support for SSA.
6005 * ipa-prop.h (ipcp_driver): Remove declaration.
6006 (IS_VALID_TREE_MAP_INDEX): Add define.
6008 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6010 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6012 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6015 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6016 constant argument to cabs and do it without checking for
6017 -funsafe-math-optimizations.
6019 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6021 * c-common.h (RID_FIRST_CXX0X): New.
6022 (RID_LAST_CXX0X): New.
6023 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6025 * c.opt (Wc++0x-compat): New.
6026 * doc/invoke.texi (-Wc++0x-compat): Document.
6028 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6030 * builtins.c (fold_builtin_carg): New.
6031 (fold_builtin_1): Use it.
6033 2007-01-24 Jan Hubicka <jh@suse.cz>
6035 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6037 * ipa-inline.c (initial_insns, max_insns): Delete.
6038 (compute_max_insns): New function.
6039 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6040 of insns as base for code growth.
6041 (cgraph_decide_inlining): Make initial_insns local; do not compute
6043 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6044 * doc/invoke.texi (inline-unit-growth): Update docs.
6046 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6048 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6049 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6050 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6051 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6052 for CPUs that have PTA_CX16 set.
6055 * gimplify.c (omp_check_private): New function.
6056 (gimplify_scan_omp_clauses): Use it for
6057 firstprivate/lastprivate/reduction.
6060 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6061 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6064 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6065 If lower_lastprivate_clauses emits some statements, append them
6066 to dlist rather than body_p and to body_p append an initializer.
6067 (lower_omp_for): Adjust caller.
6069 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6071 * target.h (globalize_decl_name): New.
6072 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6073 * output.h (default_globalize_decl_name): New.
6074 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6076 (globalize_decl): Ditto.
6077 (default_globalize_decl_name): New.
6078 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6079 (ia64_handle_version_id_attribute): New.
6080 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6081 (ia64_asm_output_external): Use globalize_decl_name instead
6083 * doc/extend.texi (version_id): New pragma.
6084 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6086 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6088 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6089 _uleb128_t and _Unwind_SWord with _sleb128_t.
6090 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6091 uw_frame_state_for, uw_update_context_1): Likewise.
6092 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6093 * unwind-pe.h (read_uleb128, read_sleb128,
6094 read_encoded_value_with_base): Likewise.
6095 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6097 2007-01-24 Richard Guenther <rguenther@suse.de>
6099 * builtins.c (expand_builtin_cexpi): Get the fndecl
6100 for cexp in the correct way.
6102 2007-01-24 Jan Hubicka <jh@suse.cz>
6104 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6106 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6108 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6109 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6110 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6111 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6112 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6113 __SIZEOF_PTRDIFF_T__.
6114 * doc/cpp.texi: Documentation for the new builtin macros added.
6116 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6118 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6119 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6120 instead of operands[2] to avoid access past the end of array.
6122 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6124 * reload1.c (emit_reload_insns): Pass the reload register
6125 for a non-spill output reload through forget_old_reloads_1.
6127 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6129 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6130 _SOFT_DOUBLE if doubles use software floating-point.
6131 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6132 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6133 * config/rs6000/darwin-ldouble.c: Also compile functions for
6134 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6135 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6136 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6137 commented-out long double override.
6138 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6139 * config/rs6000/eabispe.h: Likewise.
6140 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6141 long double for non-SPE.
6142 (rs6000_handle_option): Likewise.
6143 (invalid_e500_subreg): Disallow more subregs involding DImode,
6144 DFmode, TImode or TFmode.
6145 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6147 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6149 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6150 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6152 (rs6000_legitimate_address): Also check for TFmode for E500
6154 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6155 (spe_build_register_parallel): Handle TFmode and TCmode.
6156 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6158 (function_arg): Handle TFmode and TCmode for E500 double.
6159 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6161 (print_operand): Handle TFmode and TImode for %y.
6162 (rs6000_generate_compare): Handle TFmode comparisons for E500
6164 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6165 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6166 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6167 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6168 TFmode for E500 double.
6169 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6170 (floatsidf2): Enable for E500 double.
6171 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6172 (extenddftf2): Change to extenddftf2_fprs.
6173 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6174 depending on TARGET_E500_DOUBLE.
6175 (extendsftf2): Enable for E500 double.
6176 (trunctfdf2): Enable for E500 double.
6177 (trunctfsf2): Change to trunctfsf2_fprs.
6178 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6179 depending on TARGET_E500_DOUBLE.
6180 (floatsitf2): Enable for E500 double.
6181 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6182 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6183 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6184 (negtf2): Change to negtf2_internal.
6185 (negtf2): New expander.
6186 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6187 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6188 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6189 (movdi_internal32): Use rs6000_nonimmediate_operand.
6190 (unnamed splitter): Likewise.
6191 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6192 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6193 (SPE64TF, DITI): New mode macros.
6194 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6197 (frob_<mode>_di_2): New.
6198 (frob_tf_di_8_2): New.
6199 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6201 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6203 (frob_ti_<mode>_8_2): New.
6204 (frob_ti_tf_2): New.
6205 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6206 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6208 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6209 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6210 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6211 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6212 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6213 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6216 2007-01-23 Ian Lance Taylor <iant@google.com>
6218 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6220 (OBJS-archive): Reformat, alphabetize.
6221 (OBJS): Change out_object_file to OBJS-md.
6223 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6225 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6226 JUMP_P and CALL_P predicates where applicable.
6227 * config/i386/i386.c: Ditto.
6228 * config/i386/i386.md: Ditto.
6229 * config/i386/mmx.md: Ditto.
6230 * config/i386/predicates.md: Ditto.
6232 2007-01-22 Andreas Schwab <schwab@suse.de>
6234 * config/m68k/m68k.h: Fix comment.
6236 2007-01-22 Jan Hubicka <jh@suse.cz>
6238 * passes.c (init_optimization_passes): Do not rerun
6239 pass_early_warn_uninitialized.
6241 2007-01-22 Richard Guenther <rguenther@suse.de>
6243 PR tree-optimization/30038
6244 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6246 (execute_cse_sincos_1): Likewise.
6247 (execute_cse_sincos): Likewise.
6248 (gate_cse_sincos): Likewise.
6249 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6250 the cexpi() canonicalization of sincos().
6251 * tree-pass.h (pass_cse_sincos): Declare.
6252 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6254 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6256 PR rtl-optimization/29329
6257 * combine.c (replaced_rhs_insn): Rename to i2mod.
6258 (replaced_rhs_value): Rename to i2mod_new_rhs.
6259 (i2mod_old_rhs): New global variable.
6260 (combine_instructions): Adjust for above change. Save a copy of
6261 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6262 note are substituted in the second instruction.
6263 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6264 ditch the note if it pertains to the second eliminated register
6265 and this register is mentioned in i2mod_old_rhs.
6268 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6270 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6271 the insn to which the note was originally attached.
6273 2007-01-21 Jan Hubicka <jh@suse.cz>
6275 * ipa-inline.c (inlining_mode): Comment, move up.
6276 (cgraph_decide_inlining_incrementally): Do not perform inlining
6277 itself; fix handling of flattening of self recursive functions.
6278 (cgraph_find_cycles): Remove.
6279 (cgraph_flatten_node): Remove.
6280 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6281 (try_inline): New function.
6282 (cgraph_early_inlining): Update call of
6283 cgraph_decide_inlining_incrementally. Apply inlining here.
6284 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6286 2007-01-21 Dirk Mueller <dmueller@suse.de>
6289 * tree-vrp.c (check_array_bounds): do not warn
6290 about ADDR_EXPR's of ARRAY_REF's which are immediately
6291 used in binary expressions.
6293 2007-01-21 Ira Rosen <irar@il.ibm.com>
6295 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6296 read_write_dep and macros for its access.
6297 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6298 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6299 argument, call vect_check_interleaving for every independent pair of
6300 data-refs. Mark loads that access the same memory location as a store
6302 (vect_check_dependences): Remove.
6303 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6304 call, fix the call to vect_analyze_data_ref_dependence.
6305 (vect_analyze_data_ref_access): For statements that access the same
6306 data-ref, check that they are not stores; for loads, check that there
6307 is no store that access the same location.
6309 2007-01-20 Roger Sayle <roger@eyesopen.com>
6310 Joseph Myers <joseph@codesourcery.com>
6312 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6313 (-fdump-rtl-stack): Likewise.
6314 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6315 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6316 (-mpt-fixed): Use @minus{} for minus sign.
6317 (Using Precompiled Headers): Fix under/overfull hbox.
6319 2007-01-20 Jan Hubicka <jh@suse.cz>
6321 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6322 place within annotation.
6324 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6326 * pa.c (output_move_double): Change array size of xoperands to 4.
6328 2007-01-20 Jan Hubicka <jh@suse.cz>
6330 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6333 2007-01-19 Ian Lance Taylor <iant@google.com>
6335 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6336 constant to unsigned HOST_WIDE_INT before negating.
6338 2007-01-19 Ian Lance Taylor <iant@google.com>
6340 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6342 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6343 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6344 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6345 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6346 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6347 (realloc_vdef, realloc_vuse): Change second parameter to
6349 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6351 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6352 unsigned. Change x and lim locals to unsigned.
6353 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6355 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6356 (copy_virtual_operands): Change i and n locals to unsigned.
6358 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6361 * builtins.c (fold_builtin_1): Handle builtin fdim.
6363 2007-01-20 Jan Hubicka <jh@suse.cz>
6365 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6366 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6367 init_alias_heapvars.
6368 (init_alias_heapvars): Initialize only when not already initialized.
6369 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6371 2007-01-19 Roger Sayle <roger@eyesopen.com>
6373 * common.opt (fsigned-zeros): New command line option.
6374 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6375 of flag_unsafe_math_optimizations.
6376 * opts.c (set_fast_math_flags): The -ffast-math command line option
6377 implies -fno-signed-zeros.
6378 (fast_math_flags_set_p): Likewise.
6380 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6381 the documentation of -ffast-math appropriately. Wrap long lines.
6383 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6385 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6386 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6388 2007-01-19 Tomas Bily <tbily@suse.cz>
6390 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6392 (tree_init_ic_make_global_vars): New function
6393 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6394 (tree_gen_ic_profiler): New function
6395 (tree_gen_ic_func_profiler): New function
6396 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6397 (tree_profile_hooks): Added hook for indirec/virtual calls
6398 * value-prof.c (tree_find_values_to_profile): New case for
6400 (tree_values_to_profile): Call for determining indirect/virtual
6402 (tree_indirect_call_to_profile): New function
6403 (tree_ic_transform): New function
6404 (tree_ic): New function
6405 (find_func_by_pid): New function
6406 (init_pid_map): New function
6407 (tree_value_profile_transformations): Added check for
6408 indirect/virtual call transformation
6409 * value-prof.h (enum hist_type): New counter type for
6410 indirect/virtual calls
6411 (profile_hooks): Added new hook for profiling indirect/virtual
6413 * profile.c (instrument_values): New case for indirect/virtual
6415 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6416 (GCOV_COUNTER_V_INDIR): New counter type
6417 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6418 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6420 * cgraph.c: Definition of cgraph_max_pid
6421 (cgraph_create_node): Default init of pid attribute
6422 * cgraph.h: Declaration of cgraph_max_pid
6423 (struct cgraph_node): Added pid attribute
6424 * libgcov.c (__gcov_indirect_call_profiler): New function
6425 (__gcov_one_value_profiler_body): New function
6426 (__gcov_one_value_profiler): Body was moved to
6427 __gcov_one_value_profiler_body and calls it
6429 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6431 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6432 * gengtype.c (write_types_data, write_func_for_structure,
6433 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6434 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6435 (walk_type, write_func_for_structure): Generate the mark_hook if
6438 2007-01-19 Jan Hubicka <jh@suse.cz>
6440 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6441 'early' argument take inlining mode argument specifying whether to
6442 inline for size/speeed or all functions; add support for flattening;
6444 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6446 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6449 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6450 the name of the declared identifier.
6452 2007-01-19 Dirk Mueller <dmueller@suse.de>
6454 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6455 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6456 duplicate evaluation.
6458 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6461 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6462 to XFMode, use acosxf2 and truncate result to requested mode.
6463 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6464 (asin<mode>2): Similarly, with asin expanders.
6465 (*fscalexf4_i387): Rename from *fscalexf4.
6466 (expNcorexf3): New expander.
6467 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6468 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6469 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6470 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6471 patterns for SSE math.
6472 (exp10<mode>2): Similarly, with exp10 expanders.
6473 (exp2<mode>2): Similarly, with exp2 expanders.
6474 (expm1<mode>2): Similarly, with expm1 expanders.
6475 (ldexp<mode>3): Similarly, with ldexp expanders.
6476 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6477 Use gen_truncxf<mode>2_i387_noop to truncate result.
6479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6481 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6482 for ColdFire targets.
6484 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6485 Richard Sandiford <richard@codesourcery.com>
6487 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6488 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6489 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6490 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6491 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6492 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6496 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6497 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6498 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6499 (*adddi_dilshr32_cf): New pattern.
6500 (adddi3, subdi3): Remove first alternatives.
6502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6504 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6505 implemented using move.l, do not use its cc result for floating-point
6508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6510 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6511 from accepting 's' constraints if flag_pic.
6513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6515 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6516 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6517 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6518 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6520 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6522 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6523 ColdFire alternatives.
6524 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6525 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6526 architectures that support ff1 instruction.
6528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6529 Julian Brown <julian@codesourcery.com>
6531 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6532 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6533 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6538 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6540 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6541 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6542 HOST_WIDE_INT instead of an rtx.
6543 (m68k_rtx_costs): Update call accordingly.
6544 (output_move_const_into_data_reg): Likewise. Fix formatting.
6545 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6547 (output_move_simode_const): Update calls after above changes.
6548 Rework to use automatic variables and predicates like MEM_P.
6549 * config/m68k/m68k.md (pushexthisi_const): Update call to
6552 2007-01-19 Dirk Mueller <dmueller@suse.de>
6554 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6557 2007-01-19 Richard Guenther <rguenther@suse.de>
6559 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6560 via cexp in case sincos is not available.
6562 2007-01-19 Richard Guenther <rguenther@suse.de>
6564 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6565 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6566 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6567 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6568 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6569 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6570 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6571 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6573 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6577 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6578 (atan2xf3): Directly generate RTL pattern.
6579 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6580 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6581 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6582 disable patterns for SSE math.
6583 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6584 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6585 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6586 disable patterns for SSE math.
6588 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6590 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6592 2007-01-18 Roger Sayle <roger@eyesopen.com>
6594 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6595 VIEW_CONVERT_EXPR to the same type as it's operand.
6597 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6599 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6600 configured for long double 128.
6602 2007-01-18 Mike Stump <mrs@apple.com>
6604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6607 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6609 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6612 2007-01-18 Jan Hubicka <jh@suse.cz>
6614 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6615 greater than NUM_VOP_FREE_BUCKETS.
6617 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6619 * tree-ssa-structalias.c: Update comments.
6620 (ptabitmap_obstack): Removed.
6622 (oldpta_obstack): Ditto.
6623 (stats): Add a few members.
6624 (struct variable_info): Remove node, complex, address_taken, and
6625 indirect_target members. Add oldsolution member.
6626 (new_var_info): Do not initialize removed members.
6627 (constraint_expr_type): Remove INCLUDES.
6628 (constraint_graph): Add size, implicit_preds, rep,
6629 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6630 (FIRST_REF_NODE): New macro.
6631 (LAST_REF_NODE): Ditto.
6632 (FIRST_ADDR_NODE): Ditto.
6633 (find): New function.
6635 (dump_constraint): Do not handle INCLUDES.
6636 (insert_into_complex): Do not insert duplicate constraints.
6637 (condense_varmap_nodes): Renamed and rewritten into ...
6638 (merge_node_constraints): This. Also fix bug in handling of
6639 offseted copy constraints.
6640 (clear_edges_for_node): No longer need to deal with preds at all,
6641 or removing associated preds/succs.
6642 (merge_graph_nodes): Deal with indirect_cycles.
6643 Don't deal with predecessors.
6644 (add_implicit_graph_edge): New function.
6645 (add_pred_graph_edge): Ditto.
6646 (add_graph_edge): Don't deal with predecessors.
6647 (build_constraint_graph): Removed.
6648 (build_pred_graph): New function.
6649 (build_succ_graph): Ditto.
6650 (struct scc_info): Removed in_component. Added roots, dfs, and
6651 node_mapping. Remove visited_index, unification_queue.
6652 (scc_visit): Deal with union-find we do now.
6653 Deal with cycles with REF nodes.
6654 (collapse_nodes): Renamed and rewritten to ...
6655 (unify_nodes): This.
6656 (process_unification_queue): Removed.
6657 (topo_visit): Cleanup
6658 (do_da_constraint): Use find.
6659 (do_sd_constraint): Ditto.
6660 (do_ds_constraint): Ditto.
6661 (do_complex_constraint): Ditto.
6662 (init_scc_info): Update for removed and added members.
6663 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6664 (find_indirect_cycles): This.
6665 (equivalence_class): New variable.
6666 (label_visit): New function.
6667 (perform_variable_substitution): Rewritten.
6668 (free_var_substitution_info): New function.
6669 (find_equivalent_node): Ditto.
6670 (move_complex_constraints): Ditto.
6671 (eliminate_indirect_cycles): Ditto.
6672 (solve_graph): Only propagate changed bits.
6673 Use indirect cycle elimination.
6675 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6676 (tree_id_eq): Renamed to ...
6677 (tree_vi_eq): This. Update for member change
6678 (insert_id_for_tree): Renamed and rewritten to ...
6679 (insert_vi_for_tree): This.
6680 (lookup_id_for_tree): Renamed and rewritten to ...
6681 (lookup_vi_for_tree): This.
6682 (get_id_for_tree): Renamed and rewritten to ...
6683 (get_vi_for_tree): Ditto.
6684 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6685 (process_constraint): Don't handle INCLUDES.
6686 Remove special ADDRESSOF case.
6687 (find_func_aliases): Rewrite to use vi functions instead of id
6689 (create_function_info_for): Ditto.
6690 (create_variable_info_for): Ditto.
6691 (intra_create_variable_infos): Ditto.
6692 (merge_smts_into): Ditto.
6693 (find_what_p_points_to): Ditto.
6694 (init_base_vars): Ditto.
6695 (init_alias_vars): Ditto.
6696 (remove_preds_and_fake_succs): New function.
6697 (dump_sa_points_to_info): Dump new stats.
6698 (dump_solution_for_var): Use find.
6699 (set_used_smts): Fix formatting.
6700 (compute_points_to_sets): Updated for new functions.
6701 (ipa_pta_execute): Ditto.
6703 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6704 Richard Sandiford <richard@codesourcery.com>
6706 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6708 * calls.c (expand_call): If the return value is a PARALLEL,
6709 extract its first member.
6710 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6711 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6712 use FUNCTION_EXTRA_EPILOGUE.
6713 (m68k_function_value): Return a PARALLEL if the return value
6714 is of a pointer type.
6715 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6716 (FUNCTION_EXTRA_EPILOGUE): Remove.
6717 * config/m68k/m68k.md (D0_REG): New constant.
6719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6721 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6722 output a NOP for empty epilogues.
6724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6726 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6727 before function. Extend register save check to include all
6728 registers, not just integer ones.
6730 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6732 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6733 (m68k_use_return_insn): ...this.
6734 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6735 * config/m68k/m68k.c (use_return_insn): Rename to...
6736 (m68k_use_return_insn): ...this.
6737 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6740 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6742 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6743 nearest even, fix denormal rounding overflow.
6745 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6747 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6748 f%$smove and f%$move.
6749 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6750 (extendsfdf2_cf): Use fdmove instead of f%&move.
6751 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6752 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6754 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6756 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6759 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6761 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6762 (coldfire_single_format): Declare.
6763 (coldfire_double_format): Likewise.
6764 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6765 of qnan_msb_set to determine the lower bits of a canonical
6767 (encode_ieee_double): Likewise.
6768 (encode_ieee_quad): Likewise.
6769 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6770 (mips_single_format): Likewise.
6771 (ieee_double_format): Likewise.
6772 (mips_double_format): Likewise.
6773 (ieee_extended_motorola_format): Likewise.
6774 (ieee_extended_intel_96_format): Likewise.
6775 (ieee_extended_intel_128_format): Likewise.
6776 (ieee_extended_intel_96_round_53_format): Likewise.
6777 (ibm_extended_format): Likewise.
6778 (mips_extended_format): Likewise.
6779 (ieee_quad_format): Likewise.
6780 (mips_quad_format): Likewise.
6781 (vax_f_format): Likewise.
6782 (vax_d_format): Likewise.
6783 (vax_g_format): Likewise.
6784 (i370_single_format): Likewise.
6785 (i370_double_format): Likewise.
6786 (decimal_single_format): Likewise.
6787 (decimal_double_format): Likewise.
6788 (decimal_quad_format): Likewise.
6789 (c4x_single_format): Likewise.
6790 (c4x_extended_format): Likewise.
6791 (real_internal_format): Likewise.
6792 (coldfire_single_format): New real_format.
6793 (coldfire_double_format): Likewise.
6794 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6795 canonical_nan_lsbs_set.
6796 (pdp11_d_format): Likewise.
6797 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6798 if TARGET_COLDFIRE_CPU.
6800 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6802 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6803 (output_call, m68k_legitimize_call_address): Declare.
6804 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6805 parenthesees. Add support for a 'W' constraint.
6806 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6807 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6808 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6809 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6811 (override_options): Initialize them. Do not set flag_no_function_cse
6812 for TARGET_ID_SHARED_LIBRARY.
6813 (m68k_output_pic_call): Delete.
6814 (m68k_legitimize_call_address): New function.
6815 (print_operand): Remove the %o prefix. Handle the %p prefix.
6816 (output_call): New function.
6817 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6818 target address from the GOT if symbolic jumps are not allowed.
6819 * config/m68k/m68k.md (call, general_operand): Do not set
6820 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6821 Merge separate flag_pic and !flag_pic define_insns into...
6822 (*call, *call_value): ...these new patterns. Match the address
6823 rather than the containing MEM and require it to be a call_operand.
6824 Use output_call to generate the asm template.
6825 * config/m68k/predicates.md (const_call_operand): New predicate.
6826 (call_operand): Likewise.
6828 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6830 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6831 (STACK_GROWS_DOWNWARD): Define to 1.
6832 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6833 comments, emphasizing that these values are only defaults.
6834 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6835 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6839 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6842 Richard Sandiford <richard@codesourcery.com>
6844 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6845 (FP_REGNO_P): New macros.
6846 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6847 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6848 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6849 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6853 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6854 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6856 * config/m68k/t-floatlib: New file, extracting common code from...
6857 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6858 * config/m68k/t-uclinux: Here.
6859 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6860 routines on ColdFire targets.
6862 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6864 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6865 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6866 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6867 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6868 explicitly set MOTOROLA to 1.
6869 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6872 Nathan Sidwell <nathan@codesourcery.com>
6874 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6875 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6876 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6877 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6878 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6879 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6880 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6881 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6882 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6883 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6884 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6885 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6886 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6887 (DBX_REGISTER_NUMBER): Delete.
6888 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6889 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6890 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6894 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6895 * config/flat.h: New file.
6896 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6898 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6899 indirect references for -msep-data or -mid-shared-library.
6900 Do not use PC-relative code addresses either.
6901 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6903 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6904 for shared libraries and crt1.o for executables. Use crti.o and
6906 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6907 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6908 Do not add -elf2flt or -shared-lib-id options here.
6909 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6910 Pass -shared-lib-id if -mid-shared-library, taking the library
6911 identifier from -mshared-library-id if given, otherwise
6913 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6914 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6915 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6916 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6917 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6918 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6920 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6921 jump sequence for ISA A and ISA A+.
6922 (PICJUMP): Likewise.
6924 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6926 * config.gcc (m68k-*-uclinux*): Base the port on the common
6927 and m68k GNU/Linux files rather than on the generic ELF ones.
6928 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6929 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6931 2007-01-18 Julian Brown <julian@codesourcery.com>
6932 Richard Sandiford <richard@codesourcery.com>
6934 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6936 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6938 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6940 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6942 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6944 * doc/install.texi: Document m68k-uclinuxoldabi.
6945 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6946 * config/m68k/uclinux-oldabi.h: New file, copied from
6947 config/m68k/uclinux.h.
6949 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6951 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6952 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6953 (m32r_compute_frame_size): Use unsigned for regno.
6954 (m32r_reload_lr): Use gen_frame_mem.
6956 (m32r_output_function_epilogue): Don't output the function epilogue
6958 (m32r_expand_epilogue): New.
6959 (direct_return): Return false if the function has the interrupt
6961 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6962 * config/m32r/m32r.md (epilogue): New expander.
6963 (return_lr, return_rte): New insns.
6964 (return): Make it expander.
6965 (return_normal): New expander.
6967 2007-01-18 Josh Conner <jconner@apple.com>
6970 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6971 support for UNLE, UNLT, UNGE, and UNGT.
6973 2007-01-18 Jan Hubicka <jh@suse.cz>
6975 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6976 * tree-tailcall (add_virtual_phis): Likewise.
6977 (optimize_tail_call): Return TODOs.
6978 (execute_tail_calls): Return TODOs.
6979 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6980 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6982 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6983 Cleanup cfg using TODO.
6984 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6985 * passes.c (execute_function_todo): When cleanup did something, remove
6987 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6988 (make_edges): Don't cleanup_cfg.
6990 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6992 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6993 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6994 operate on the top of stack.
6995 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6996 register handling of instructions that output to the second
6998 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6999 (move_for_stack_reg): Special-case check for dead destination
7000 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7002 * config/i386/i386.md (UNSPEC_TAN): New constant.
7003 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7004 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7005 to correctly model move of constant 1.0 to top stack slot.
7006 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7007 (unnamed peephole2 pattern): Remove corresponding peephole2
7008 pattern that optimizes tan insn and loading of constant 1.0.
7009 (tanxf2): Use fptanxf4_i387.
7010 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7011 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7012 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7013 disable patterns for SSE math.
7014 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7015 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7017 2007-01-18 Dirk Mueller <dmueller@suse.de>
7018 Richard Guenther <rguenther@suse.de>
7021 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7022 * common.opt (Warray-bounds): Add new warning option.
7023 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7025 * Makefile.in: make tree-vrp.o depend on toplev.h
7026 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7028 (check_array_refs, check_array_bounds, check_array_ref): New.
7030 2007-01-18 Jan Hubicka <jh@suse.cz>
7032 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7033 (execute_ssa_ccp): Return flags conditionally.
7034 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7036 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7038 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7040 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7041 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7043 * Makefile.c (GTFILES): Add cfglayout.h.
7044 * gengtype.c (open_base_files): Likewise.
7045 * cfglayout.c (cfg_layout_function_footer,
7046 cfg_layout_function_header) Reindent to make gengtype happy.
7047 * cfglayout.h (cfg_layout_function_footer,
7048 cfg_layout_function_header): Add GTY(()) marker.
7050 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7052 2007-01-18 Ben Elliston <bje@au.ibm.com>
7054 * genautomata.c (write_automata): Include xstrerror output in the
7055 error message if writing the DFA description file fails.
7057 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7059 * config/mips/mips-protos.h (mips_output_external): Make it
7061 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7062 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7063 (extern_list): Likewise.
7064 (extern_head): Likewise.
7065 (TARGET_ASM_FILE_END): Likewise.
7066 (mips_file_end): Likewise.
7067 (mips_output_external): Rewritten.
7069 2007-01-18 Ben Elliston <bje@au.ibm.com>
7071 * genpreds.c (write_insn_preds_c): Only write out the function
7072 body for regclass_for_constraint if we have register constraints.
7074 2007-01-17 Tom Tromey <tromey@redhat.com>
7076 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7077 * doc/install.texi (Testing): Use sourceware.org.
7078 (Binaries): Likewise.
7079 (Specific): Likewise.
7080 * doc/contrib.texi (Contributors): Use sourceware.org.
7082 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7084 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7085 (AVR_ENHANCED): Rename to ...
7086 (AVR_HAVE_MUL): ... new.
7087 (avr_enhanced_p): Rename to ...
7088 (avr_have_mul_p): ... new.
7089 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7090 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7091 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7092 (avr_have_mul_p): ... new.
7093 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7094 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7095 'avr_enhanced_p' and 'enhanced'.
7096 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7097 AVR_HAVE_MUL instead of AVR_ENHANCED.
7098 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7099 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7100 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7101 instead of AVR_ENHANCED.
7102 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7103 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7104 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7106 2007-01-17 Ian Lance Taylor <iant@google.com>
7108 * vec.h (VEC_reserve_exact): Define.
7109 (vec_gc_p_reserve_exact): Declare.
7110 (vec_gc_o_reserve_exact): Declare.
7111 (vec_heap_p_reserve_exact): Declare.
7112 (vec_heap_o_reserve_exact): Declare.
7113 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7115 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7117 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7118 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7119 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7120 * vec.c (calculate_allocation): Add exact parameter. Change all
7122 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7123 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7124 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7125 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7126 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7127 (vec_heap_p_reserve_exact): New function.
7128 (vec_heap_o_reserve_exact): New function.
7130 2007-01-17 Jan Hubicka <jh@suse.cz>
7132 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7134 2007-01-17 Eric Christopher <echristo@apple.com>
7136 * config.gcc: Support core2 processor.
7138 2007-01-16 Jan Hubicka <jh@suse.cz>
7140 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7141 the names, just unlink the chain so we don't crash on dangling pointers
7144 2007-01-16 Jan Hubicka <jh@suse.cz>
7146 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7147 * tree-pass.h: Reorder to make IPA passes appear toegher.
7148 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7149 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7150 parameters, do not call early inliner.
7151 * ipa-inline.c: Update comments. Include tree-flow.h
7152 (cgraph_decide_inlining): Do not compute inlining parameters.
7153 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7154 be called with function context set up.
7155 (pass_ipa_inline): Remove unreachable functions before pass.
7156 (cgraph_early_inlining): Simplify assuming to be called from the
7158 (pass_early_inline): New pass.
7159 (cgraph_gate_ipa_early_inlining): New gate.
7160 (pass_ipa_early_inline): Turn into simple wrapper.
7161 (compute_inline_parameters): New function.
7162 (gate_inline_passes): New gate.
7163 (pass_inline_parameters): New pass.
7164 (apply_inline): Move here from tree-optimize.c
7165 (pass_apply_inline): New pass.
7166 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7168 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7170 (tree_function_versioning): Do not allocate dummy struct function.
7171 * tree-inline.h (optimize_inline_calls): Update prototype.
7172 * tree-optimize.c (execute_fixup_cfg): Export.
7173 (pass_fixup_cfg): Remove
7174 (tree_rest_of_compilation): Do not apply inlines.
7175 * tree-flow.h (execute_fixup_cfg): Declare.
7176 * Makefile.in (gt-passes.c): New.
7177 * passes.c: Include gt-passes.h
7178 (init_optimization_passes): New passes.
7179 (nnodes, order): New static vars.
7180 (do_per_function_toporder): New function.
7181 (execute_one_pass): Dump current pass here.
7182 (execute_ipa_pass_list): Don't dump current pass here.
7184 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7186 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7187 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7189 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7191 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7192 (strong_alias): Define.
7193 (__gcc_qmul): Provide non-FMA for soft-float.
7199 (__gcc_qunord): New.
7209 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7210 soft-float functions.
7211 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7212 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7213 about long double soft float.
7215 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7216 Tehila Meyzels <tehila@il.ibm.com>
7218 * tree-vectorizer.h (is_pattern_stmt_p): New.
7219 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7220 formatting (tabs instead of spaces). Cleanup and clarify setting
7221 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7222 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7223 (vectorizable_type_demotion): Check that types are integral.
7224 (vectorizable_type_promotion): Likewise.
7225 (vectorizable_store): Fix typo. Eliminate new-line at end of
7228 2007-01-16 Jan Hubicka <jh@suse.cz>
7230 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7233 2007-01-15 Eric Christopher <echristo@apple.com>
7235 * ifcvt.c: Include vec.h, vecprim.h.
7236 (check_cond_move_block): New argument regs.
7237 Reorganize. Add registers used to regs.
7238 (cond_move_process_if_block): Use regs set above as
7241 2007-01-15 Eric Christopher <echristo@apple.com>
7243 * config/darwin.h: Update copyright.
7244 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7245 (LINK_COMMAND_SPEC): Add -u.
7246 (LINK_SPEC): Fix umbrella for above.
7248 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7250 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7253 2007-01-15 Tom Tromey <tromey@redhat.com>
7255 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7256 * doc/install.texi (Testing): Don't mention jacks.
7257 (Configuration): Document --enable-java-maintainer-mode. Move
7258 --with-java-home to libgcj-specific section. Document
7260 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7262 2007-01-15 Jan Hubicka <jh@suse.cz>
7264 * tree-ssa-dce.c (DCE_TODOs): New.
7265 (propagate_necessity): Return if something changed.
7266 (eliminate_unnecessary_stmts): Likewise.
7267 (perform_tree_ssa_dce): Return TODO flags when needed.
7268 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7270 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7273 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7274 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7275 patterns using X87MODEF12 mode macro. Extend operand 1
7276 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7277 (log10<mode>2): Ditto.
7278 (log2<mode>2): Ditto.
7279 (log1p<mode>2): Ditto.
7280 (logb<mode>2): Ditto.
7281 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7282 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7283 (*fxtractxf3_i387): Rename from *fxtractxf3.
7284 (fxtract_extend<mode>xf3_i387): New insn pattern.
7285 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7286 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7287 and gen_fyl2xxf3_i387().
7289 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7291 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7292 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7293 get_loop_exit_edges. Changed return type to bool.
7294 * cfgloop.h (fix_loop_placement): Declaration removed.
7296 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7298 * param.h (MIN_VECT_LOOP_BOUND): New.
7299 * params.def (MIN_VECT_LOOP_BOUND): New.
7300 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7301 argument - minimum threshold for number of iterations.
7302 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7303 argument to declaration.
7304 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7305 MIN_VECT_LOOP_BOUND.
7306 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7307 slpeel_tree_peel_loop_to_edge with additional argument.
7308 (vect_do_peeling_for_alignment): Likewise.
7309 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7311 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7317 2007-01-14 Jan Hubicka <jh@suse.cz>
7319 * tree-dfa.c (remove_referenced_var): New function.
7320 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7321 prune referenced vars list too.
7322 * tree-flow.h (remove_referenced_var): Declare.
7324 2007-01-14 Jan Hubicka <jh@suse.cz>
7326 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7328 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7329 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7330 * except.h (verify_eh_throw_table_statements): Kill prototype.
7331 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7332 into call exrepssions.
7333 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7335 * tree-cfg.c: Include pointer-set.h.
7336 (verify_node_sharing): Work on pointer set.
7337 (verify_eh_throw_stmt_node): New.
7338 (verify_stmts): Use pointers sets, verify throw_stmt.
7340 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7342 * ipa-reference.c (analyze_function): Consider also addresses taken
7345 2007-01-12 Roger Sayle <roger@eyesopen.com>
7347 * c-typeck.c (null_pointer_constant_p): Replace use of
7348 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7349 (build_c_cast): Likewise.
7351 2007-01-12 Roger Sayle <roger@eyesopen.com>
7353 * tree.h (force_fit_type_double): Remove unused final argument.
7354 * c-common.c (constant_expression_warning): Replace use of
7355 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7356 (convert_and_check): Likewise.
7357 (shorten_compare): Update call to force_fit_type_double.
7358 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7359 * convert.c (convert_to_pointer): Update call to
7360 force_fit_type_double.
7361 * fold-const.c (force_fit_type_double): Remove overflowed_const
7363 (int_const_binop, fold_convert_const_int_from_int,
7364 fold_convert_const_int_from_real, fold_div_compare,
7365 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7366 fold_abs_const, fold_not_const): Remove the final argument from
7367 calls to force_fit_type_double.
7369 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7371 * configure.ac: Set insn to "nop" for spu-*-* also.
7372 * configure: Regenerate.
7374 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7376 * builtins.def : Add BUILT_IN_FREE.
7378 2007-01-12 Jan Hubicka <jh@suse.cz>
7380 PR tree-optimization/30443
7381 * tree-inline.c (tree_function_versioning): Do not optimize when
7382 cloning for inlining.
7384 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7386 * doc/loop.texi: Document recording of loop exits.
7387 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7388 (update_single_exits_after_duplication,
7389 update_single_exit_for_duplicated_loop,
7390 update_single_exit_for_duplicated_loops): Removed.
7391 (duplicate_loop_to_header_edge): Do not call
7392 update_single_exits_after_duplication and
7393 update_single_exit_for_duplicated_loops.
7394 (loop_version): Do not update single_exit information.
7395 (fix_loop_structure): Use record_loop_exits instead of
7396 mark_single_exit_loops.
7397 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7398 the lists of loop exits.
7399 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7400 split_edge, merge_blocks): Update the lists of loop exits.
7401 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7402 loop_optimizer_init.
7403 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7404 of mark_single_exit_loops.
7405 (loop_optimizer_finalize): Call release_recorded_exits.
7406 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7407 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7408 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7409 update single exit information.
7410 * lambda-code.c (perfect_nestify): Ditto.
7411 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7412 (mark_single_exit_loops): Removed.
7413 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7414 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7415 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7417 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7418 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7419 (verify_loop_structure): Verify consistency of the exit lists.
7420 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7421 (set_single_exit): Removed.
7422 * cfgloop.h (struct loop_exit): New function.
7423 (struct loop): single_exit_ field replaced by exits field.
7424 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7425 (struct loops): Added exits hash.
7426 (mark_single_exit_loops, set_single_exit): Declaration removed.
7427 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7431 * doc/invoke.texi: Avoid use of @headitem.
7433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7435 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7439 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7443 Richard Sandiford <richard@codesourcery.com>
7445 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7446 * config/m68k/m68k.opt: Resort options.
7447 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7449 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7450 Richard Sandiford <richard@codesourcery.com>
7452 * doc/invoke.texi: Document the macros that are defined by
7453 m68k's -mtune and -mhard-float options.
7454 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7455 (m68k_cpp_cpu_family): Likewise.
7456 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7457 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7458 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7459 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7460 (m68k_cpp_cpu_family): Likewise.
7462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7465 macros besides mc68000 as tuning macros. Use a switch statement
7466 to set them and mcpu32.
7468 2007-01-12 Julian Brown <julian@codesourcery.com>
7470 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7471 (TARGET_68040_ONLY): Rename to...
7472 (TARGET_68040): ...this.
7473 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7474 * config/m68k/m68k.md: Likewise.
7476 2007-01-12 Julian Brown <julian@codesourcery.com>
7477 Nathan Sidwell <nathan@codesourcery.com>
7478 Richard Sandiford <richard@codesourcery.com>
7480 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7481 the -mcpu= argument associated with the --with-cpu setting.
7482 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7483 if different from the one implied by the -mcpu setting.
7484 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7485 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7486 * doc/invoke.texi: Mention ColdFire in the introduction to the
7487 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7488 -mno-div and -mhard-float options. Make -m68881 a synonym for
7489 -mhard-float. Document the previously-undocumented -m5206e,
7490 -m528x, -m5307 and -m5407 options. Tweak the existing option
7491 documentation for consistency.
7492 * doc/install.texi: Mention new --with-cpu arguments.
7493 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7494 default CPU if neither -mcpu nor -march are specified.
7495 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7496 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7497 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7498 using m68k_tune to decide between families that implement the
7499 same ISA. Use m68k_tune to set __mcfv4e__.
7500 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7501 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7502 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7503 (FL_ISA_C, FL_ISA_MMU): New macros.
7504 (MASK_COLDFIRE): Delete.
7505 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7506 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7507 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7508 (TARGET_HARD_FLOAT): Do not define here.
7509 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7510 (TUNE_68000): New macro.
7511 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7512 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7513 (TUNE_CFV2): Redefine in terms of m68k_tune.
7514 (uarch_type, target_device, fpu_type): New enums.
7515 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7516 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7517 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7518 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7519 (FL_FOR_isa_c): New macros.
7520 (m68k_isa): New enum.
7521 (m68k_target_selection): New structure.
7522 (all_devices, all_isas, all_microarchs): New tables.
7523 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7524 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7525 (MASK_ALL_CPU_BITS): Delete.
7526 (m68k_find_selection): New function.
7527 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7528 Map the legacy target options to a combination of the new ones.
7529 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7530 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7531 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7533 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7534 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7536 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7537 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7538 * config/m68k/m68k-devices.def: New file.
7540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7541 Nathan Sidwell <nathan@codesourcery.com>
7543 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7544 (SUBTARGET_EXTRA_SPECS): New macros.
7545 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7546 use %(asm_cpu_spec) instead.
7547 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7548 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7549 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7550 (EXTRA_SPECS): Rename to...
7551 (SUBTARGET_EXTRA_SPECS): ...this.
7553 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7554 Richard Sandiford <richard@codesourcery.com>
7555 Julian Brown <julian@codesourcery.com>
7557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7558 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7559 to the configuration's default CPU.
7560 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7561 Remove default masks.
7562 (m680[012]0-*-*): Set the default with_cpu to the first part of
7564 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7565 (m68k*-*-linux): Extend the --with-cpu handling to...
7566 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7567 and m68010. Don't set target_cpu_default2.
7568 * doc/install.texi: Document --with-cpu for m68k.
7569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7570 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7571 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7572 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7573 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7574 (ASM_SPEC): Remove use of %(asm_cpu_default).
7575 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7576 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7577 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7578 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7579 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7580 (TARGET_DEFAULT): Delete.
7581 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7582 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7583 (CPP_CPU_SPEC): Delete.
7584 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7585 the appropriate string.
7586 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7587 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7588 (ASM_SPEC): Don't use %(asm_default_spec).
7589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7590 TARGET_DEFAULT and add MASK_68881.
7591 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7595 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7596 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7597 MASK_68010 alongside MASK_68020.
7598 * doc/invoke.texi: Document -m68010.
7599 * config/m68k/m68k.opt (m68010): New.
7600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7602 (TUNE_68010): New macro.
7603 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7604 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7605 (M68K_CPU_m68332): Add MASK_68010.
7606 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7607 fallback definition.
7608 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7610 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7611 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7612 to all entries that use MASK_68020.
7613 (output_move_simode_const, output_move_himode, output_move_qimode)
7614 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7615 instead of TARGET_68020 to select clr behavior. Remove comment
7616 about there being no TARGET_68010.
7617 * config/m68k/m68k.md: Likewise throughout.
7619 2007-01-12 Julian Brown <julian@codesourcery.com>
7621 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7622 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7623 * config/m68k/m68k.md: Likewise.
7625 2007-01-12 Julian Brown <julian@codesourcery.com>
7627 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7628 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7630 2007-01-12 Julian Brown <julian@codesourcery.com>
7632 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7633 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7634 * config/m68k/m68k.md: Likewise.
7636 2007-01-12 Julian Brown <julian@codesourcery.com>
7637 Richard Sandiford <richard@codesourcery.com>
7639 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7640 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7641 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7643 (TARGET_CPU32): Rename to...
7644 (TUNE_CPU32): ...this.
7645 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7646 (TUNE_CFV2): New macros.
7647 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7648 remove conditions that are implied by TARGET_68020.
7649 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7650 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7651 (m68k_output_function_epilogue): Likewise.
7652 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7653 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7654 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7655 non-68000 timings. Refactor multiplication and division costs.
7656 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7657 TUNE_CPU32 instead of TARGET_CPU32.
7658 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7659 and TUNE_68060 instead of TARGET_68060.
7660 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7661 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7663 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7664 && !TARGET_COLDFIRE" to choose between moveq and clr.
7665 Likewise in the unnamed movsf pattern.
7666 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7667 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7673 of tabbing before backslashes.
7675 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7677 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7678 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7679 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7681 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7683 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7684 find_interesting_uses_cond.
7685 (find_interesting_uses_cond): Use extract_cond_operands.
7686 (rewrite_use_compare): Use extract_cond_operands and
7687 force_gimple_operand_bsi. Do not call update_stmt.
7688 (determine_use_iv_cost_condition): Use extract_cond_operands.
7689 Return cheaper of using original bound and changing the exit bound.
7691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7693 PR tree-optimization/29516
7694 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7695 most_expensive_mult_to_index, addr_to_parts,
7696 create_mem_ref, maybe_fold_tmr): Make the type of
7697 fields of TARGET_MEM_REF sizetype.
7698 (move_fixed_address_to_symbol, move_pointer_to_base):
7700 * tree.def (TARGET_MEM_REF): Add comment on types of
7703 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7705 * c-common.c (vector_types_convertible_p): Treat opaque types as
7706 always convertible if they have the same size, but not otherwise.
7708 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7710 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7711 Remove the b_unconditional field.
7712 (noce_try_sign_mask): Do not look at b_unconditional.
7713 (noce_process_if_block): Do not use merge_if_blocks. Update
7714 the CFG here. Do not set b_unconditional.
7715 (cond_move_process_if_block): Likewise.
7716 (find_cond_trap): Likewise.
7717 (check_cond_move_block): Require simple jump insns at the end
7720 2007-01-11 Jan Hubicka <jh@suse.cz>
7722 PR tree-optimization/1046
7723 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7724 when alias info is not ready.
7725 (pass_tail_recursion): Do not require aliasing.
7726 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7727 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7728 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7729 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7730 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7731 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7732 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7734 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7735 When aliasing is not build, mark statement as volatile.
7737 2007-01-11 Tom Tromey <tromey@redhat.com>
7739 PR preprocessor/15185, PR preprocessor/20989:
7740 * doc/cppopts.texi <-MT>: Update description of algorithm for
7741 computing default target.
7742 <-M, -MD>: Reword "basename" text.
7744 2007-01-11 Roger Sayle <roger@eyesopen.com>
7746 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7747 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7748 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7749 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7750 fold_builtin_bswap, real_constp, fold_builtin_pow,
7751 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7752 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7753 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7754 * convert.c (convert_to_pointer): Likewise.
7755 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7756 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7757 const_binop, fold_convert_const_int_from_int,
7758 fold_convert_const_int_from_real,
7759 fold_convert_const_real_from_real, sign_bit_p,
7760 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7761 fold_sign_changed_comparison, fold_unary, fold_comparison,
7762 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7763 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7764 * print-tree.c (print_node_brief, print_node): Likewise.
7765 * stor-layout.c (place_field, layout_type): Likewise.
7766 * tree-chrec.c (keep_cast): Likewise.
7767 * tree.c (build_vector, build_real, build_real_from_int_cst,
7768 build_complex): Likewise.
7770 2007-01-11 Roger Sayle <roger@eyesopen.com>
7772 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7773 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7775 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7777 * configure.ac (strict1_warn): Rename to strict_warn.
7778 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7779 cc_set_by_configure, quoted_cc_set_by_configure,
7780 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7781 all_boot_languages, all_stagestuff): Remove.
7782 (target_list): Remove bootstrap targets.
7783 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7784 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7785 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7786 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7787 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7788 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7789 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7790 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7791 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7792 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7793 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7794 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7795 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7796 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7797 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7798 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7799 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7800 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7801 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7802 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7803 (mostlyclean): Adjust.
7804 (clean, distclean): Don't mention bootstrap stuff.
7805 * configure: Regenerate.
7806 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7807 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7808 treelang/config-lang.in (stagestuff): Remove.
7809 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7810 stageprofile, stagefeedback, stagestuff): Remove mention.
7812 2007-01-11 Nick Clifton <nickc@redhat.com>
7814 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7816 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7817 (mcore_arith_K_S_operand): Run the test for the S constraint not
7818 the test for the M constraint.
7819 (mcore_addsub_operand): Do not accept integer values that are
7820 larger than 32 bits.
7821 * config/mcore/mcore.md: Remove unused constraints from split.
7822 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7824 (allocate_stack): Likewise.
7825 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7826 operands to 32 bits.
7827 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7829 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7830 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7831 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7832 mcore_output_bclri, mcore_output_andn, output_inline_const,
7833 mcore_output_move, mcore_output_movedouble): Likewise.
7834 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7835 (output_inline_const): Likewise.
7836 (output_inline_const): Fix format strings used in sprintf
7838 * config/mcore/mcore-protos.h: Update prototypes for changed
7839 functions in mcore.c.
7840 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7841 HOST_WIDE_INT and not int.
7842 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7843 CONST_OK_FOR_N): Likewise.
7844 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7845 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7848 2007-01-10 Jan Hubicka <jh@suse.cz>
7850 * tree-vrp.c (remove_range_assertions): Release defs.
7851 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7852 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7854 2007-01-10 Paul Brook <paul@codesourcery.com>
7856 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7857 * config/arm/arm.md (mulsi3subsi): New insn.
7859 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7861 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7862 (tree_transform_and_unroll_loop): New.
7863 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7866 2007-01-10 Robert Kennedy <jimbob@google.com>
7868 * fold-const.c (fold_comparison): Fold comparisons like (x *
7869 1000 < 0) to (x < 0).
7871 2007-01-10 Ian Lance Taylor <iant@google.com>
7873 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7874 operands have the same priority.
7876 2007-01-10 Tom Tromey <tromey@redhat.com>
7878 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7879 (fold_binary): Likewise.
7880 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7881 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7882 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7883 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7884 * langhooks.h (struct lang_hooks): Removed field
7885 'can_use_bit_fields_p'.
7887 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7889 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7891 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7893 * function.c (get_last_funcdef_no): New function.
7894 * function.h (get_last_funcdef_no): Declare.
7895 * tree-inline.c (initialize_cfun): Add initialization.
7896 (tree_function_versioning): Cleanup.
7898 2007-01-10 Jan Hubicka <jh@suse.cz>
7900 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7903 2007-01-10 Sa Liu <saliu@de.ibm.com>
7904 Ben Elliston <bje@au.ibm.com>
7906 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7907 for SAVE_NONLOCAL and Pmode for any other save level.
7908 * spu-protos.h (spu_restore_stack_block): Declare.
7909 * spu.md (save_stack_block): Remove.
7910 (restore_stack_block): Call spu_restore_stack_block.
7911 * spu.c (spu_restore_stack_block): New function.
7912 (spu_expand_epilogue): Remove old comment.
7914 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7916 PR tree-optimization/30322
7917 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7918 (cand_value_at): Return the value as aff_tree.
7919 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7920 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7921 aff_combination_mult): New functions.
7922 (aff_combination_add): Use aff_combination_add_cst.
7923 (aff_combination_convert): Allow conversions to a wider type.
7924 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7925 * tree-affine.h (aff_combination_mult): Declare.
7927 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7929 * doc/tm.texi: Update documentation to reflect reality of exec
7930 and start file search behaviours. Update copyright year.
7931 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7932 header file directories.
7934 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7936 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7937 (*cosxf2): Rename to cosxf2_i387.
7938 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7939 using X87MODEF12 mode macro. Rename patterns to
7940 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7942 (*cosdf2, *cossf2): Ditto.
7943 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7944 to match extended input operands.
7945 (sincos<mode>3): New expander.
7946 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7947 insn patterns and corresponding splitters.
7949 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7951 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7952 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7954 2007-01-09 Nicolas Pitre <nico@cam.org>
7957 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7959 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7961 * target.h (struct gcc_target): New field library_rtti_comdat.
7962 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7963 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7964 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7965 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7969 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7971 2007-01-08 Richard Guenther <rguenther@suse.de>
7973 * tree.h (force_fit_type_double): Export.
7974 (force_fit_type): Remove.
7975 * fold-const.c (force_fit_type_double): New function.
7976 (force_fit_type): Remove.
7977 (int_const_binop): Use it.
7978 (fold_convert_const_int_from_int): Likewise.
7979 (fold_convert_const_int_from_real): Likewise.
7980 (fold_div_compare): Likewise.
7981 (fold_sign_changed_comparison): Likewise.
7982 (fold_unary): Likewise.
7983 (fold_negate_const): Likewise.
7984 (fold_abs_const): Likewise.
7985 (fold_not_const): Likewise.
7986 * c-common.c (shorten_compare): Use force_fit_type_double.
7987 * convert.c (convert_to_pointer): Likewise.
7989 2007-01-08 Richard Guenther <rguenther@suse.de>
7991 * tree.h (build_int_cst_wide_type): Export.
7992 * tree.c (build_int_cst_wide_type): New function.
7993 (build_int_cst_wide): Fix comment.
7994 * builtins.c (fold_builtin_object_size): Use build_int_cst
7995 to build -1 or 0 of the correct type. Use fit_double_type
7996 to check for overflow.
7997 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7999 (decode_field_reference): Likewise.
8000 (all_ones_mask_p): Likewise.
8001 (native_interpret_int): Use build_int_cst_wide_type.
8002 (fold_binary): Use build_int_cst_type to build an all-ones
8004 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8006 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8008 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8010 2007-01-09 Ben Elliston <bje@au.ibm.com>
8012 * genautomata.c (STATS_OPTION): New option.
8013 (stats_flag): New flag.
8014 (gen_automata_option): Handle it.
8015 (initiate_automaton_gen): Ditto.
8016 (write_automata): Output statistics only if stats_flag is
8017 set. Likewise, output time statistics only if time_flag is set.
8018 * doc/md.texi (Processor pipeline description): Document new flag.
8020 2007-01-08 Richard Guenther <rguenther@suse.de>
8022 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8023 * tree.c (build_int_cst_type): Likewise.
8024 (size_in_bytes): Don't call force_fit_type on the result.
8025 (int_fits_type_p): Use fit_double_type.
8026 * fold-const.c (fit_double_type): New function.
8027 (force_fit_type): Use it.
8028 * tree.h (fit_double_type): Export.
8030 2007-01-08 Jan Hubicka <jh@suse.cz>
8032 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8033 * ipa.c (function_and_variable_visibility): Fix return type.
8035 2007-01-08 Richard Guenther <rguenther@suse.de>
8037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8038 of offset to build the index.
8039 * tree-pretty-print.c (dump_generic_node): Don't build negated
8040 const just for printing.
8041 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8042 * builtins.c (fold_builtin_int_roundingfn): Check if result
8043 fits the type by using force_fit_type and comparing the result.
8044 * predict.c (predict_loops): Use compare_tree_int for comparison.
8045 * tree.c (build_int_cst): Fall back to integer_type_node for
8047 (build_int_cst_wide): Assert type is non-null.
8049 2007-01-08 Roberto Costa <roberto.costa@st.com>
8051 * tree-vrp.c (extract_range_from_cond_expr): New.
8052 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8053 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8055 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8056 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8057 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8058 used as expressions.
8059 * tree-object-size.c (cond_expr_object_size): New.
8060 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8062 2007-01-08 Jan Hubicka <jh@suse.cz>
8064 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8065 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8068 2007-01-08 Richard Guenther <rguenther@suse.de>
8070 PR tree-optimization/23603
8071 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8072 (extract_range_from_binary): Fall back to truthvalue instead of
8073 varying for TRUTH_*_EXPR.
8074 (extract_range_from_comparison): Fall back to truthvalue instead of
8076 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8077 if all visited PHI values were constant.
8079 2007-01-08 Jan Hubicka <jh@suse.cz>
8081 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8082 (cgraph_analyze_function): break out from ...
8083 (cgraph_finalize_compilation_unit): ... here.
8084 (cgraph_expand_function): Remove forgoten commented out line.
8085 (cgraph_optimize): Analyze functions.
8087 2007-01-08 Jan Hubicka <jh@suse.cz>
8089 * tree-pas.h (TODO_remove_function): New flag.
8090 (TODO_update*): Renumber.
8091 (pass_ipa_increase_alignment,
8092 pass_ipa_function_and_variable_visibility): New passes.
8093 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8094 (cgraph_function_and_variable_visibility): Move to ipa.c
8095 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8096 cgraph_increase_alignment.
8097 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8098 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8099 calling tree-inline.
8100 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8101 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8102 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8103 (gate_increase_alignment): New function.
8104 (pass_ipa_increase_alignment): New pass.
8105 * ipa.c: Inline tree-pass.h and timevar.h
8106 (function_and_variable_visibility): Move here from cgraphunit.c
8107 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8108 * passes.c (init_optimization_passes): Add the two new passes.
8109 (execute_todo): Handle cgraph_remove_functions.
8111 2007-01-08 Nick Clifton <nickc@redhat.com>
8113 * config/frv/predicates.md (reg_or_0_operand): Accept
8116 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8118 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8119 * config.gcc: Add bfin*-rtems*.
8121 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8123 * c.opt: Add -flax-vector-conversions.
8124 * c-typeck.c (convert_for_assignment): Pass flag to
8125 vector_types_convertible_p to allow emission of note.
8126 (digest_init): Likewise.
8127 * c-opts.c: Handle -flax-vector-conversions.
8128 * c-common.c (flag_lax_vector_conversions): New.
8129 (vector_types_convertible_p): Unless -flax-vector conversions
8130 has been passed, disallow conversions between vectors with
8131 differing numbers of subparts and/or element types. If such
8132 a conversion is disallowed, possibly emit a note on the first
8133 occasion only to inform the user of -flax-vector-conversions.
8134 The new last argument specifies this.
8135 * c-common.h (flag_lax_vector_conversions): New.
8136 (vector_types_convertible_p): Add extra argument.
8137 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8138 char_type_node for V*QI type vectors.
8139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8140 Update to satisfy new typechecking rules.
8141 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8143 * doc/invoke.texi (C Dialect Options): Document
8144 -flax-vector-conversions.
8146 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8148 PR tree-optimization/29877
8149 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8150 a register variable on the RHS to not be replaceable.
8152 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8153 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8154 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8155 const_simm15, const_pow2, const_npow2): Added.
8156 * config/score/misc.md (insv, extv, extzv, movmemsi,
8157 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8158 * config/score/score.c (score_address_cost, score_select_cc_mode):
8160 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8161 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8162 Update score_print_operand.
8163 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8164 Adjust register allocate order and update some macro define.
8165 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8166 mdx_block_move_straight, mdx_block_move_loop_head,
8167 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8168 mdx_block_move): Added.
8169 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8170 mdp_limm): Updated and fix some bug and typo.
8171 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8172 (movsf, movdf, doloop_end): Added.
8174 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8176 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8177 config/arm/thumb2.md: Fix comment typos.
8178 * doc/extend.texi: Fix a typo.
8180 2007-01-07 Eric Christopher <echristo@apple.com>
8182 * configure.ac: Check for __stack_chk_fail for darwin.
8183 * configure: Regenerate.
8185 2007-01-07 Richard Guenther <rguenther@suse.de>
8187 * tree-vrp.c (extract_range_from_assert): CSE calls to
8188 compare_values where possible.
8189 (extract_range_from_unary_expr): Likewise.
8191 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8193 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8194 * config/avr/avr.c (call_insn_operand): Delete function.
8195 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8196 instead of register number. Use predicates.
8197 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8198 call_insn_operand): Add.
8200 2007-01-06 Jan Hubicka <jh@suse.cz>
8202 * tree-pass.h (pass_build_cgraph_edges): Declare.
8203 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8204 (visited_nodes): Remove.
8205 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8206 build_cgrpah_edges; make visited_nodes local.
8207 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8208 (record_references_in_initializer): Move to cgraphbuild.c
8209 (initialize_inline_failed, rebuild_cgraph_edges,
8210 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8211 (verify_cgraph_node): Make visited_nodes local.
8212 (cgraph_analyze_function): Do not call cgraph_create_edges and
8213 initialize_inline_failed.
8214 (cgraph_expand_function): Do not call cgraph_lower_function;
8215 assert that function is already lowered.
8216 * Makefile.in (cgraphbuild.o): New.
8217 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8218 at the end of lowering passes.
8220 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8222 * ifcvt.c (cond_move_convert_if_block): New function, code
8223 factored out from...
8224 (cond_move_process_if_block): ...here. Call the new function
8225 on the THEN and ELSE blocks.
8226 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8227 already takes care of this.
8229 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8232 * tree.h (TREE_OVERFLOW_P): New.
8233 * c-typeck.c (parser_build_unary_op): Warn only if result
8234 overflowed and operands did not.
8235 (parser_build_binary_op): Likewise.
8236 (convert_for_assignment): Remove redundant overflow_warning.
8237 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8241 * c-typeck.c (store_init_value): Split over two lines to follow
8242 the GNU coding style.
8244 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8246 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8247 __GXX_EXPERIMENTAL_CXX0X__.
8248 * doc/cpp.texi: Same.
8250 2007-01-05 Richard Guenther <rguenther@suse.de>
8253 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8254 with mismatched types. Instead explicitly build a
8255 conversion NOP_EXPR.
8257 2007-01-05 Ian Lance Taylor <iant@google.com>
8259 * c-common.c (decl_with_nonnull_addr_p): New function.
8260 (c_common_truthvalue_conversion): Call it.
8261 * c-typeck.c (build_binary_op): Likewise.
8262 * c-common.h (decl_with_nonnull_addr_p): Declare.
8264 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8267 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8270 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8272 * doc/install.texi (Final install): Document the fact that
8273 the GNAT runtime should not be stripped.
8275 2007-01-04 Jan Hubicka <jh@suse.cz>
8277 * tree-inline.c (fold_marked_statements): Update operand caches
8278 and EH after folding
8280 2007-01-04 Ian Lance Taylor <iant@google.com>
8282 * c-common.c (check_function_nonnull): Whitespace fix.
8284 2007-01-04 Jan Hubicka <jh@suse.cz>
8286 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8287 comitted older version of patch.
8288 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8289 function, celanup cfg and collect garbage.
8291 2007-01-04 Mike Stump <mrs@apple.com>
8293 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8296 2007-01-04 Eric Christopher <echristo@apple.com>
8298 * libgcc2.c (__bswapsi2): Use SItype.
8299 (__bswapdi2): Use DItype.
8300 * libgcc2.h: Update for above.
8302 2007-01-04 Paul Brook <paul@codesourcery.com>
8304 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8305 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8306 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8307 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8308 umulsi3_highpart): Make conditional on !arm_arch6.
8309 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8310 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8311 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8312 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8313 umulsi3_highpart_v6): New insns.
8315 2007-01-04 Roger Sayle <roger@eyesopen.com>
8317 * fold-const.c (fold_convert): When casting an expression to void,
8318 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8319 have a type. Instead of attempting to build a NOP_EXPR, return
8320 these "special" trees directly.
8322 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8324 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8325 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8326 rs6000_cost->fp not 0 as adjustment for outer NEG.
8328 2007-01-04 Jan Hubicka <jh@suse.cz>
8330 * cgraph.c (cgraph_release_function_body): New function.
8331 (cgraph_remove_node): Use it.
8332 * cgraph.h (cgraph_release_function_body): Declare.
8333 * cgraphunit.c (cgraph_expand_function): Use it.
8334 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8335 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8336 is initialized and while compilation of other function is running.
8337 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8338 statement CFG annotations from here to ...
8339 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8341 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8343 * cfgloop.h (enum li_flags): Make the constants powers of two.
8345 2007-01-04 Jan Hubicka <jh@suse.cz>
8347 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8349 (fold_marked_statements): New function.
8350 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8351 * tree-inline.h (copy_body_data): Add statements_to_fold.
8353 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8355 * config.gcc: Mention libgcc/config.host.
8356 * Makefile.in: Update comments mentioning libgcc.
8357 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8358 (all.cross, start.encap, rest.encap, rest.cross): Update
8359 dependencies for libgcc move.
8360 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8361 (clean-target, clean-target-libgcc): Delete.
8362 (srcdirify, GCC_EXTRA_PARTS): New macros.
8363 (libgcc-support, libgcc.mvars): New rules.
8364 (distclean): Remove mention of mklibgcc.
8365 (install): Don't reference INSTALL_LIBGCC.
8366 (install-common): Don't reference EXTRA_PARTS.
8367 (install-libgcc, install-multilib): Delete rules.
8368 * mklibgcc.in: Delete file.
8369 * doc/configfiles.texi: Don't mention mklibgcc.
8371 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8372 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8373 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8374 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8375 (mklibgcc, ldblspecs): Likewise.
8377 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8378 (posixpre.def): Use $(T).
8379 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8380 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8381 (SHLIB_LINK): Make dummy.
8382 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8384 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8386 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8387 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8388 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8389 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8391 * configure.ac (all_outputs): Remove mklibgcc.
8392 * configure: Regenerated.
8394 2007-01-03 Josh Conner <jconner@apple.com>
8397 * calls.c (compute_argument_addresses): Set stack and stack_slot
8398 for partial args, too.
8399 (store_one_arg): Use locate.size.constant for the size when
8400 generating a save_area.
8402 2007-01-03 Robert Kennedy <jimbob@google.com>
8404 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8405 whose definitions are deleted due to basic block merging.
8407 2007-01-03 Paul Brook <paul@codesourcery.com>
8410 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8412 (use_return_insn): Return 0 for Thumb interrupt functions.
8413 (print_multi_reg): Add rfe argument for IRQ returns.
8414 (arm_output_epilogue): Pop interrupt return address directly into PC.
8415 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8417 2007-01-03 Paul Brook <paul@codesourcery.com>
8419 Merge from sourcerygxx-4_1.
8420 * config/arm/thumb2.md: New file.
8421 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8423 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8424 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8425 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8426 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8428 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8429 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8431 * config/arm/ieee754-sf.S: Ditto.
8432 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8433 (thumb1_base_register_rtx_p): ... to this.
8434 (thumb_index_register_rtx_p): Rename...
8435 (thumb1_index_register_rtx_p): ... to this.
8436 (thumb_output_function_prologue): Rename...
8437 (thumb1_output_function_prologue): ... to this.
8438 (thumb_legitimate_address_p): Rename...
8439 (thumb1_legitimate_address_p): ... to this.
8440 (thumb_rtx_costs): Rename...
8441 (thumb1_rtx_costs): ... to this.
8442 (thumb_compute_save_reg_mask): Rename...
8443 (thumb1_compute_save_reg_mask): ... to this.
8444 (thumb_final_prescan_insn): Rename...
8445 (thumb1_final_prescan_insn): ... to this.
8446 (thumb_expand_epilogue): Rename...
8447 (thumb1_expand_epilogue): ... to this.
8448 (arm_unwind_emit_stm): Rename...
8449 (arm_unwind_emit_sequence): ... to this.
8450 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8451 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8452 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8453 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8454 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8455 thumb2_output_casesi): New functions.
8456 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8457 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8458 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8459 THUMB2_WORK_REGS): Define.
8460 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8461 arm_condexec_mask, arm_condexec_masklen)): New variables.
8462 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8463 (arm_override_options): Check new CPU capabilities.
8464 Set new architecture flag variables.
8465 (arm_isr_value): Handle v7m interrupt functions.
8466 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8468 (const_ok_for_arm): Handle Thumb-2 constants.
8469 (arm_gen_constant): Ditto. Use movw when available.
8470 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8472 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8473 (thumb_find_work_register, arm_load_pic_register,
8474 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8475 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8476 print_multi_reg, output_mov_long_double_fpa_from_arm,
8477 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8478 output_mov_double_fpa_from_arm, output_move_double,
8479 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8480 output_return_instruction, arm_output_function_prologue,
8481 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8482 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8483 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8484 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8485 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8486 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8488 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8489 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8490 (arm_file_start): Output directive for unified syntax.
8491 (arm_unwind_emit_set): Handle stack alignment instruction.
8492 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8493 Add v6t2, v7, v7a, v7r and v7m.
8494 (RETLDM): Add Thumb-2 code.
8495 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8496 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8497 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8498 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8499 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8500 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8501 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8502 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8503 ADJUST_INSN_LENGTH): Define.
8504 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8505 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8506 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8507 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8508 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8509 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8510 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8511 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8512 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8513 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8514 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8515 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8516 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8517 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8518 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8519 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8520 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8522 * config/arm/arm-tune.md: Regenerate.
8523 * config/arm/arm-protos.h: Update prototypes.
8524 * config/arm/vfp.md: Enable patterns for Thumb-2.
8525 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8526 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8527 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8528 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8529 * config/arm/libunwind.S: Add Thumb-2 code.
8530 * config/arm/constraints.md: Update include Thumb-2.
8531 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8532 * config/arm/ieee754-df.S: Ditto.
8533 * config/arm/bpabi.S: Ditto.
8534 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8535 * config/arm/predicates.md (low_register_operand,
8536 low_reg_or_int_operand, thumb_16bit_operator): New.
8537 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8538 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8539 * config/arm/t-arm-elf: Add armv7 multilib.
8540 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8542 (UNSPEC_STACK_ALIGN, ce_count): New.
8543 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8544 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8546 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8547 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8548 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8549 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8550 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8551 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8553 * doc/extend.texi: Document ARMv7-M interrupt functions.
8554 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8556 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8558 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8559 (struct _Unwind_Context): Rename args_size to flags, remove
8560 signal_frame field, add a new args_size field and version field.
8561 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8562 _Unwind_IsExtendedContext): New inline functions.
8563 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8564 Assume by_value array is only present if _Unwind_IsExtendedContext.
8565 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8566 _Unwind_IsSignalFrame.
8567 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8568 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8569 (uw_init_context_1): Initialize context->flags to
8570 EXTENDED_CONTEXT_BIT.
8571 * config/rs6000/linux-unwind.h (frob_update_context): Use
8572 _Unwind_SetSignalFrame.
8574 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8577 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8578 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8581 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8583 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8584 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8585 RET, AT_SP): Remove.
8586 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8590 * cfgbuild.c (find_basic_blocks): Likewise.
8591 * cfgrtl.c (rtl_create_basic_block): Likewise.
8592 * function.c (temp_slots_at_level): Likewise.
8593 * reg-stack.c (stack_regs_mentioned): Likewise.
8594 * regclass.c (allocate_reg_info): Likewise.
8595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8596 set_bb_for_stmt, move_block_to_fn): Likewise.
8597 * tree-complex.c (tree_lower_complex): Likewise.
8598 * vec.h (VEC_safe_grow_cleared): New.
8600 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8602 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8604 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8607 * cfgloopmanip.c (scale_loop_frequencies): Export.
8608 (loopify): Scale the frequencies by prescribed coefficients.
8609 (set_zero_probability): New function.
8610 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8611 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8612 and frequencies according to arguments.
8613 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8615 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8616 * modulo-sched.c (sms_schedule): Set probabilities for entering
8617 versioned loop correctly.
8618 * tree-vect-transform.c (vect_transform_loop): Ditto.
8619 * cfgloop.h (loopify, loop_version): Declaration changed.
8620 (scale_loop_frequencies): Declared.
8622 2007-01-02 Jan Hubicka <jh@suse.cz>
8624 * cgraph.c: Include tree-flow.h
8625 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8627 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8628 * tree-pass.h (pass_all_early_optimizations): Declare.
8629 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8631 (cgraph_analyze_function): Do early_local_passes.
8632 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8633 Do not add referenced vars.
8634 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8636 (gate_all_early_local_passes): New gate.
8637 (pass_early_local_passes): Use new gate.
8638 (execute_early_local_optimizations): New functions.
8639 (gate_all_early_optimizations): New gate.
8640 (pass_all_early_optimizations): New pass.
8641 (execute_free_datastructures): Free SSA only when initialized.
8642 (gate_init_datastructures): Init only when optimizing.
8643 (tree_lowering_passes): Do early local passes when called late.
8644 * tree-profile.c (do_tree_profiling): Don't profile functions added
8646 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8647 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8649 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8650 during early_local_passes.
8651 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8654 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8656 * Makefile.in: Update copyright year.
8658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8660 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8661 in $(lang_checks) and check-consistency targets.
8663 2007-01-02 Jan Hubicka <jh@suse.cz>
8665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8666 Do not add referenced vars.
8667 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8669 * passes.c (init_optimization_passes): Put mudflap_2 after
8670 free_datastructures.
8672 2007-01-02 Jan Hubicka <jh@suse.cz>
8674 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8675 Set NOTHROW flag on call statements proved to be nothrow.
8676 Update statement of local calls so new pure/const functions are
8677 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8679 (tree_rest_of_compilation): Register hooks and initialize bitmap
8680 early. Do not set after_inlining flag.
8682 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8684 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8685 HOST_BITS_PER_LONGLONG
8687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8690 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8691 warning for non-static initializers.
8693 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8695 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8696 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8697 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8698 Always use set_unique_reg_note to add REG_EQUAL notes.
8700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8703 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8705 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8706 * cfgbuild.c (find_basic_blocks): Likewise.
8707 * cfgrtl.c (rtl_create_basic_block): Likewise.
8708 * function.c (temp_slots_at_level): Likewise.
8709 * reg-stack.c (stack_regs_mentioned): Likewise.
8710 * regclass.c (allocate_reg_info): Likewise.
8711 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8712 set_bb_for_stmt, move_block_to_fn): Likewise.
8713 * tree-complex.c (tree_lower_complex): Likewise.
8714 * vec.h (VEC_safe_grow_cleared): New.
8716 2007-01-02 Ian Lance Taylor <iant@google.com>
8718 * c-common.c (c_common_truthvalue_conversion): When warning about
8719 using an assignment as a truth value, set TREE_NO_WARNING.
8721 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8724 * c.opt (Wold-style-declaration): New.
8725 * doc/invoke.texi (C-only Warning Options): New.
8726 (Wold-style-declaration): Document it.
8727 (Wextra): Enabled by -Wextra.
8728 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8729 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8730 -Wold-style-declaration.
8732 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8734 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8735 * cfgbuild.c (find_basic_blocks): Likewise.
8736 * cfgrtl.c (rtl_create_basic_block): Likewise.
8737 * function.c (temp_slots_at_level): Likewise.
8738 * reg-stack.c (stack_regs_mentioned): Likewise.
8739 * regclass.c (allocate_reg_info): Likewise.
8740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8741 set_bb_for_stmt, move_block_to_fn): Likewise.
8742 * tree-complex.c (tree_lower_complex): Likewise.
8743 * vec.h (VEC_safe_grow_cleared): New.
8745 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8747 * c-common.c (c_common_nodes_and_builtins): Since variants of
8748 void_type_node get built before it is given a name, we need to
8749 give those variants the name, too.
8750 (complete_array_type): We need to work with the canonical main
8751 type of the array, from which we will build the qualified version.
8752 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8753 * print-tree.c (print_node): Display canonical type information
8755 * stor-layout.c (layout_type): When we don't know the
8756 alignment of a type for which we're building an array, we end up
8757 guessing wrong, so make the type require structural equality.
8758 * tree.c (make_node_stat): When we build a new type, it is its
8760 (build_type_attribute_qual_variant): When building an attribute
8761 variant, its canonical type is the non-attribute variant. However,
8762 if the attributes are target-dependent and they differ, we need to
8763 use structural equality checks for this type.
8764 (build_qualified_type): A qualified type is not equivalent to its
8765 unqualified variant; set the canonical type appropriately.
8766 (build_distinct_type_copy): When building a distinct type from
8767 another type, the new type is its own canonical type.
8768 (build_variant_type_copy): When building a new type variant, we
8769 assume that it is equivalent to the original type.
8770 (build_pointer_type_for_mode): When building a pointer type, also
8771 build a canonical type pointer.
8772 (build_reference_type_for_mode): When building a reference type,
8773 also build a canonical type reference.
8774 (build_index_type): When we can't hash an index type (e.g.,
8775 because its maximum value is negative), the index type requires
8776 structural equality tests.
8777 (build_array_type): Build the canonical form of an array type.
8778 (build_function_type): Function types require structural equality,
8779 because they contain default arguments, attributes, etc.
8780 (build_method_type_directly): Ditto for method types.
8781 (build_offset_type): Build the canonical offset type.
8782 (build_complex_type): Build the canonical vector type.
8783 (make_vector_type): Build the canonical vector type.
8784 * tree.h (TYPE_CANONICAL): New.
8785 (TYPE_STRUCTURAL_EQUALITY_P): New.
8786 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8787 (struct tree_type): Added "canonical" field.
8788 * params.h (VERIFY_CANONICAL_TYPES): New.
8789 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8790 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8791 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8792 * doc/invoke.texi (verify-canonical-types): Document --param
8793 parameter for verifying canonical types.
8795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8797 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8798 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8799 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8800 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8802 * config/rs6000/e500.h: New.
8803 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8804 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8806 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8807 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8808 TARGET_E500_DOUBLE): Remove.
8809 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8810 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8811 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8812 * config/rs6000/rs6000.c (rs6000_override_options): Use
8815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8817 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8818 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8819 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8820 rs6000_emit_cmove): Don't check TARGET_E500.
8821 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8822 sordered): Don't check TARGET_E500.
8824 2007-01-01 Eric Christopher <echristo@apple.com>
8826 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8827 HARD_REGISTER_NUM_P.
8829 2007-01-01 Roger Sayle <roger@eyesopen.com>
8831 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8832 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8833 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8836 2007-01-01 Mike Stump <mrs@apple.com>
8838 * configure.ac: Remove support for building with Apple's gcc-3.1.
8840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8843 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8844 REG is a hard register. Do not modify REG before calling
8846 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8847 multiple of the size of YMODE for certain lowpart cases.
8849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8852 * gimplify (voidify_wrapper_expr): Update for
8855 2007-01-01 Andreas Schwab <schwab@suse.de>
8858 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8859 save of BR0 in extra_spill_size instead of spill_size.
8860 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8862 (ia64_expand_epilogue): Restore BR0 from its new location.
8864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8866 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8867 Use a temporary variable if the left hand side is not a gimple
8870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8872 * gimplify.c (gimplify_return_expr): Make the temporary variable
8873 for the return expression, a gimple register variable.
8875 2007-01-01 Jan Hubicka <jh@suse.cz>
8877 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8880 2007-01-01 Mike Stump <mrs@apple.com>
8882 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8884 * config/darwin.c (machopic_select_rtx_section): Use
8886 (darwin_mergeable_constant_section): Likewise.
8887 * configure: Regenerate.
8888 * config.in: Regenerate.
8890 2007-01-01 Jan Hubicka <jh@suse.cz>
8891 Andrew Pinski <pinskia@gmail.com>
8893 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8894 before starting IPA passes.