1 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9 2007-03-19 Andrew Haley <aph@redhat.com>
11 PR tree-optimization/31264
12 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17 PR rtl-optimization/30907
18 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19 (fwprop_init): Always call loop_optimizer_initialize.
20 (fwprop_done): Always call loop_optimizer_finalize.
21 (fwprop): We always have loop info now.
22 (gate_fwprop_addr): Remove.
23 (pass_fwprop_addr): Use gate_fwprop as gate.
25 PR rtl-optimization/30841
26 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
27 df_chain_alloc): Call df_reorganize_refs unconditionally.
28 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
29 refs_organized to refs_organized_size.
30 (df_ref_create_structure): Use refs_organized_size instead of
31 bitmap_size if refs had been organized, and keep refs_organized_size
33 * df.h (struct df_ref_info): Change refs_organized to
35 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
38 2007-03-19 Mark Mitchell <mark@codesourcery.com>
40 * except.c (output_function_exception_table): Do not reference the
41 EH personality routine for functions that do not require an
44 2007-03-20 Jakub Jelinek <jakub@redhat.com>
47 * c-typeck.c (convert_for_assignment): Call comptypes for
48 RECORD_TYPE or UNION_TYPE.
51 * reload1.c (reload): Do invalid ASM checking after
52 cleanup_subreg_operands.
54 2007-03-19 Jeff Law <law@redhat.com>
56 * tree-cfg.c (find_taken_edge): Tighten conditions for
57 optimizing computed gotos.
59 2007-03-19 Michael Matz <matz@suse.de>
61 * builtins.c (expand_builtin_sync_operation,
62 expand_builtin_compare_and_swap,
63 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
66 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
67 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
70 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
72 * doc/tm.texi: Add brackets around the return type of
73 TARGET_SECONDARY_RELOAD.
75 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
76 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/31254
79 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
80 Use handled_component_p () where appropriate. Continue
81 propagating into the rhs if we propagated into an INDIRECT_REF
84 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
86 * config/s390/s390.md (op_type attribute): RRR instruction type added.
87 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
88 (xde, xdee): Mode attributes adjusted to support DFP modes.
89 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
90 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
91 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
92 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
93 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
94 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
95 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
97 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
98 "movsf"): Insn definitions removed.
99 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
100 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
101 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
103 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
104 "reload_in<mode>", "reload_out<mode>"): Expander added.
105 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
110 * config/s390/s390.md: Only non-functional changes. Renamed
111 FPR mode macro to BFP all over the file.
113 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
115 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
116 (op_type attribute): RRF instruction type added.
117 (fT0): New mode attribute.
118 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
119 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
120 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
121 no secondary memory is needed when moving DFmode values between GPRs
124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
126 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
127 inverted and documentation adjusted.
128 ("mhard-dfp", "msoft-dfp"): New options.
129 * config/s390/s390.c (s390_handle_arch_option): New architecture
131 (override_options): Sanity checks for the new options added.
132 * config.gcc: New architecture switch: z9-ec.
133 * config/s390/s390.h (processor_flags): PF_DFP added.
134 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
135 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
136 when the bit is NOT set so remove it from the defaults.
138 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
140 * genemit.c (main): Print include statement for dfp.h.
141 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
144 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
146 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
148 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
151 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
154 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
156 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
157 attr_length_call, output_call, output_indirect_call): Cleanup
158 formatting of targetm calls.
160 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
162 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
164 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
166 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
167 reservation, bypass and anti-bypass descriptions for these instructions.
168 Update move patterns.
169 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
172 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
174 * tree-vect-transform.c (get_initial_def_for_induction): Replace
175 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
176 (get_initial_def_for_reduction): Likewise.
178 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
180 Fix PR tree-optimization/29922
181 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
182 (get_representative): Removed.
183 (value_dies_in_block_x): Update for rvuse removal.
184 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
185 (compute_antic_aux): Handle when PHI nodes appear in
186 non-single-successors.
187 (dump_bitmap_of_names): Removed.
188 (compute_antic_safe): Renamed and removed rvuse calculation.
189 Calculate only antic safe.
190 (insert_into_preds_of_block): Remove assert.
191 (execute_pre): Update for renamed functions.
192 (defer_or_phi_translate_block): New function.
194 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
196 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
197 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
199 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
200 Follow spelling conventions.
202 * tree-data-ref.h: Remove the prototype for analyze_array.
204 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
206 PR tree-optimization/31041
207 * tree-vect-transform.c (get_initial_def_for_induction): Call
208 force_gimple_operand.
210 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
212 * ipa-type-escape.c (look_for_casts) : Revert code to use
213 handled_component_p due to ada test a-numaux.adb.
215 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
217 * final.c (final_scan_insn): Alter the condition of a
218 conditional trap if we have nonstandard CC.
220 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
222 * configure.ac: Remove excess quoting from asm line 0 test.
223 * configure: Rebuilt.
225 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
227 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
228 * c-common.c (convert_and_check): Move warning logic to...
229 (warnings_for_convert_and_check): ...here. Define.
230 * c-common.h (warnings_for_convert_and_check): Declare.
232 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
234 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
235 (output_call): Likewise.
237 2007-03-16 Richard Sandiford <richard@codesourcery.com>
239 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
241 2007-03-16 Richard Sandiford <richard@codesourcery.com>
243 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
245 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
248 opteron, athlon-64 and athlon-fx processor_alias_table entries.
250 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
252 PR tree-optimization/31183
253 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
254 Use double_int instead of unsigned int for representing access_strides.
255 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
257 2007-03-16 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/31146
260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
261 to allow recursion of forward_propagate_addr_expr.
262 (forward_propagate_addr_into_variable_array_index): Likewise.
263 (forward_propagate_addr_expr): Likewise.
264 (tree_ssa_forward_propagate_single_use_vars): Likewise.
265 (forward_propagate_addr_expr_1): Recurse on simple copies
266 instead of propagating into them. Do so for useless conversions
268 (forward_propagate_addr_expr): Clean up unused statements after
271 2007-03-16 Richard Guenther <rguenther@suse.de>
273 * builtins.c (expand_builtin_cexpi): Use the right argument
274 for the expansion via cexp.
276 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
278 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
279 * configure: Rebuilt.
281 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
284 * dwarf2out.c (force_type_die): Adjust comment.
285 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
287 2007-03-15 DJ Delorie <dj@redhat.com>
289 * config/frv/predicates.md (minmax_operator): Don't check operands
292 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
294 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
295 Update constant estimates of number of iterations.
296 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
297 argument renamed to "realistic".
298 (compute_estimated_nb_iterations): Removed.
299 (record_niter_bound): New function.
300 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
301 call record_nonwrapping_iv with upper = false.
302 (infer_loop_bounds_from_signedness): Pass upper argument to
303 record_nonwrapping_iv.
304 (estimate_numbers_of_iterations_loop): Do not call
305 compute_estimated_nb_iterations. Record estimate based on profile
306 information. Initialize the constant estimates of number of
308 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
310 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
311 number of iterations is too small.
312 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
313 (EST_NOT_AVAILABLE): Removed.
314 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
315 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
318 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
320 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
321 Handle NE_EXPR guards.
323 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
326 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
327 Set also -pedantic-errors by default for the preprocessor unless
328 -fpermissive is given.
330 2007-03-15 Richard Guenther <rguenther@suse.de>
334 * builtins.c (expand_builtin_cexpi): As a fallback if we
335 don't have builtins for sincos or cexp create a function
336 declaration for cexp and expand to a call to that.
337 (expand_builtin_int_roundingfn): Always fall
338 back to floor/ceil and its variants even if they may be
341 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
344 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
345 jump tables, move the call to delete_dead_jumptables from here...
346 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
347 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
348 don't allow merging of blocks that try_redirect_by_replacing_jump
349 also does not handle when not optimizing.
351 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
352 Francois-Xavier Coudert <coudert@clipper.ens.fr>
354 * config/i386/i386.md (x86_sahf_1): Correctly handle
357 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
361 x86_64_general_operand as operand[2] predicate. Remove "iF"
362 from operand constraints and use "e" constraint instead.
363 (*subti3_1, *subti3_1 splitter): Ditto.
364 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
365 operand[1] predicate.
367 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
369 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
370 arrays, multiply the access strides by the size of the sub-array.
371 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
373 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
375 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
376 the configured assembler supports the sahf mnemonic.
377 * configure: Regenerate.
378 * config.in: Regenerate.
380 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
381 emit "sahf" or ".byte\t0x9e" as asm template.
383 2007-03-14 Michael Meissner <michael.meissner@amd.com>
386 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
387 option to replace hard coded TARGET_xxx in md file.
388 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
389 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
390 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
391 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
392 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
393 (X86_TUNE_NOT_VECTORMODE): Ditto.
394 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
395 (TUNE_AVOID_VECTOR_DECODE): Ditto.
396 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
397 (TUNE_SLOW_IMUL_IMM8): Ditto.
398 (TUNE_MOVE_M1_VIA_OR): Ditto.
399 (TUNE_NOT_UNPAIRABLE): Ditto.
400 (TUNE_NOT_VECTORMODE): Ditto.
402 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
405 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
406 tuning options instead of hard coded TARGET_xxx.
407 (fix ssemode peephole2's): Ditto.
408 (imul peephole2's): Ditto.
410 (movdi_or_rex64): Ditto.
411 (move peephole2): Ditto.
412 (not peephole2's): Ditto.
414 2007-03-14 Dirk Mueller <dmueller@suse.de>
416 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
417 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
418 * c-parser.c (c_parser_if_body): Always add an empty statement in case
420 * c-parser.c (c_parser_do_statement): Warn about empty body in
422 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
423 * doc/invoke.texi (-Wempty-body): Update documentation.
425 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
428 * c-common.h (warn_for_div_by_zero): Declare.
429 * c-common.c (warn_for_div_by_zero): Define.
430 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
433 2007-03-14 Richard Sandiford <richard@codesourcery.com>
435 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
436 to PREFIX and STANDARD_PREFIX.
438 2007-03-14 Richard Sandiford <richard@codesourcery.com>
439 Phil Edwards <phil@codesourcery.com>
441 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
442 (__gthread_once_t): Remove busy field for RTPs.
443 (__GTHREAD_ONCE_INIT): Update accordingly.
445 2007-03-14 Richard Sandiford <richard@codesourcery.com>
447 * doc/invoke.texi: Document VxWorks options.
449 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
451 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
453 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
455 PR tree-optimization/30590
456 * tree-nrv.c (tree_nrv): Check for the partial update of the
459 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
461 * flags.h (flag_random_seed): Remove declaration, in favor of...
462 * toplev.h (get_random_seed, set_random_seed): ... these.
463 * tree.c (get_file_function_name): Use the former.
464 * opts.c (common_handle_option): Use the latter.
467 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
470 * cse.c (cse_find_path): Do not bail out if a basic block that
471 we already visited now becomes part of a path that starts at a
472 different basic block. Just disallow this, to make sure we
473 visit each basic block at most once.
475 2007-03-13 Jan Hubicka <jh@suse.cz>
477 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
478 when profile esitmate is present, calls with very low frequency are
481 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
483 PR tree-optimization/30730
484 PR tree-optimization/26900
485 * tree-ssa-loop-niter.c: Include gmp.h.
487 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
488 split_to_var_and_offset, determine_value_range,
489 bound_difference_of_offsetted_base, refine_bounds_using_guard,
490 bound_difference, bounds_add, bounds_negate,
491 number_of_iterations_ne_max, dump_affine_iv): New functions.
492 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
493 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
494 difference of initial and final value of control iv to validate
496 (number_of_iterations_cond): Add loop parameter. Determine bounds
497 on the difference of the extremes of the control iv. Add dumps.
498 (expand_simple_operations): Handle phi nodes.
499 (simplify_using_initial_conditions): Do not record used conditions.
500 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
501 Do not set additional_info.
502 (implies_nonnegative_p, implies_ge_p): Removed.
503 (derive_constant_upper_bound): Do not use parameter `additional'.
504 (record_estimate): Parameter `additional' removed. Parameter
505 `i_bound' added. Do not call derive_constant_upper_bound.
506 (record_nonwrapping_iv): Use derive_constant_upper_bound to
507 bound the number of iterations estimate.
508 (estimate_numbers_of_iterations_loop): Pass the estimate from
509 the number of iterations analysis to record_estimate.
510 * tree.h (multiple_of_p): Declare.
511 * tree-scalar-evolution.c (expression_expensive_p): Removed.
512 (scev_const_prop): Do not check expression_expensive_p.
513 * fold-const.c (multiple_of_p): Exported.
514 * double-int.c (double_int_mask): Exported.
515 * double-int.h (double_int_mask): Declare.
516 * tree-flow.h (struct tree_niter_desc): Removed additional_info
517 field. Added max field.
519 2007-03-13 David Taylor <taylor@candd.org>
522 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
525 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
528 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
531 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.opt (mcx16, msahf): New options.
534 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
535 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
537 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
538 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
539 Output -mcx16 and -msahf options when corresponding bit is set.
541 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
544 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
546 * configure.ac: Test for assembler tolerance to # 0 "".
547 * configure, config.in: Rebuilt.
548 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
550 2007-03-13 Geoffrey Keating <geoffk@apple.com>
552 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
554 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
555 (handle_syscall): Handle direct system calls.
556 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
558 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
560 * doc/invoke.texi: Fix cpp.info cross-reference.
561 * doc/passes.texi: Fix gcc.info cross-reference.
563 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
565 PR tree-optimization/30835
566 * lambda-code.c (can_convert_to_perfect_nest): Check whether
567 bb_for_stmt is not NULL before accessing it.
569 2007-03-12 Joseph Myers <joseph@codesourcery.com>
571 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
574 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
577 * doc/install.texi: Document --enable-stage1-languages
579 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
581 * tree-pass.h (pass_into_cfg_layout_mode,
582 pass_outof_cfg_layout_mode): Declare.
583 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
584 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
585 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
586 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
588 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
590 * c-decl.c (warn_variable_length_array): New function.
591 Refactored from grokdeclarator to handle warn_vla
592 and handle unnamed array case.
593 (grokdeclarator): Refactored VLA warning case.
594 * c.opt (Wvla): New flag.
595 * doc/invoke.texi (Wvla): New warning.
597 2007-03-12 Richard Henderson <rth@redhat.com>
599 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
600 (TARGET_SECTION_TYPE_FLAGS): New.
602 2007-03-12 Richard Henderson <rth@redhat.com>
604 * config/darwin.c (machopic_reloc_rw_mask): New.
605 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
606 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
608 2007-03-12 Mark Mitchell <mark@codesourcery.com>
610 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
611 * cppdefault.h (cpp_PREFIX): Document.
612 (cpp_PREFIX_len): Likewise.
613 (cpp_EXEC_PREFIX): New variable.
614 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
615 * c-incpath.c (add_standard_paths): Correct logic for relocating
618 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
620 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
621 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
623 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
624 fix_truncdfdi_sse using SSEMODEF mode macro.
625 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
626 fix_truncdfsi_sse using SSEMODEF mode macro.
627 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
628 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
630 2007-03-12 Richard Sandiford <richard@codesourcery.com>
632 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
635 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
637 * tree.h : Add multiple_of_p declaration.
638 * fold-const.c (multiple_of_p): Make multiple_of_p public.
639 * ipa-type-escape.c (results_of_malloc): Redundant.
640 (visited_stmts): New. Visited stmt for walk_use_def_chains.
641 (cast_type): Extended with new members.
642 (check_cast): Returns cast_type.
643 (cast): New structure for data of walk_use_def_chains.
644 (is_malloc_result, is_cast_from_non_pointer_1,
645 is_cast_from_non_pointer,
646 is_array_access_through_pointer_and_index): New functions.
647 (look_for_casts): Returns cast types.
648 (check_call): Returns void.
649 (okay_pointer_operation): Use support of pointer plus index,
650 pointer plus constant and allow all multiplications.
652 2007-03-11 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/31115
655 * tree-vrp.c (extract_range_from_binary_expr): Make sure
656 the shift count is positive and non-anti-range for RSHIFT_EXPR.
657 A shift count of zero is not special as with *_DIV_EXPR.
658 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
661 2007-03-11 Ian Lance Taylor <iant@google.com>
663 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
664 the *_DIV_EXPR codes correctly with overflow infinities.
666 2007-03-11 Ira Rosen <irar@il.ibm.com>
668 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
669 indicate success/failure of the analysis. Add negation to subtrahend
670 in case of subtraction. Fail if both operands contain constants.
671 (create_data_ref): Fail if analyze_offset fails.
673 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
675 * config/i386/i386.md (frndintxf2): Rename to ...
676 (rintxf2): ... this. Remove expander having same name.
677 (rintsf2, rintdf2): Implement using SSEMODEF macro.
678 (roundsf2, rounddf2): Ditto.
679 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
680 (lround<mode>di2, lround<mode>si2): Ditto.
682 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
684 * lower-subreg.c: Include except.h.
685 (decompose_multiword_subregs): Verify that the only control flow
686 insns we can split are loads to multi-words pseudos.
687 Handle breaking such blocks after splitting, instead of calling
688 find_many_sub_basic_blocks.
690 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
691 on the new basic block. Add a lengthy comment explaining why we
692 thought this was necessary.
693 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
695 2007-03-10 Mark Mitchell <mark@codesourcery.com>
698 * tree.c (walk_type_fields): Recurse into the element type of
699 ARRAY_TYPEs if there is a pointer set.
701 2007-03-10 Dirk Mueller <dmueller@suse.de>
703 * c-common.c (warn_logical_operator): Fix condition.
705 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
707 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
709 * config/darwin.c (machopic_select_section): Remove superfluous
710 argument in call to categorize_decl_for_section. Remove unused
713 2007-03-10 Joseph Myers <joseph@codesourcery.com>
715 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
717 * configure: Regenerate.
719 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
722 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
723 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
724 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
725 Add LABEL_NUSES to emitted label.
726 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
727 branch probability value to emitted jump insn.
728 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
729 Do not check life information and do not re-arrange input operands
730 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
732 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
734 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
735 the change of decode_asm_operands.
737 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
739 * mode-switching.c (create_pre_exit): Skip blockage insn.
741 2007-03-09 Diego Novillo <dnovillo@redhat.com>
743 * tree-pass.h (TODO_update_smt_usage): Remove.
745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
749 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
751 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
752 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
753 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
756 2007-03-09 Geoffrey Keating <geoffk@apple.com>
758 * gcc.c: Document %{, in big comment at top.
759 (input_suffix_matches): Remove special handling for .s and
761 (input_spec_matches): New.
762 (handle_braces): Handle %{,.
763 (validate_switches): ',' indicates a value which is not a switch.
764 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
765 to detect assembler input.
766 * config/i386/sol2.h (CPP_SPEC): Likewise.
767 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
768 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
769 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
770 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
771 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
772 -m64 causes deployment target to default to 10.5.
773 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
775 2007-03-09 Richard Henderson <rth@redhat.com>
778 * target.h (targetm.asm.out.reloc_rw_mask): New.
779 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
780 (TARGET_ASM_OUT): Use it.
781 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
782 * varasm.c (categorize_decl_for_section): Remove shlib argument;
783 use the new reloc_rw_mask target hook instead.
784 (default_section_type_flags_1): Merge into...
785 (default_section_type_flags): ... here.
786 (decl_readonly_section_1): Merge into...
787 (decl_readonly_section): ... here.
788 (default_elf_select_section_1): Merge into...
789 (default_elf_select_section): ... here.
790 (default_unique_section_1): Merge into...
791 (default_unique_section): ... here.
792 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
793 (default_select_rtx_section): Use it.
794 (default_elf_select_rtx_section): Likewise.
795 * output.h: Update to match.
796 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
797 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
798 (TARGET_ASM_RELOC_RW_MASK): New.
799 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
800 to categorize_decl_for_section.
801 (x86_64_elf_unique_section): Likewise.
802 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
803 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
804 (TARGET_ASM_RELOC_RW_MASK): New.
805 * config/ia64/ia64.c (ia64_rwreloc_select_section,
806 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
807 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
808 (TARGET_RWRELOC): Remove.
809 (ia64_section_type_flags): Adjust call to default_section_type_flags.
810 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
811 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
812 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
813 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
814 (rs6000_xcoff_select_section): Use decl_readonly_section.
815 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
816 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
817 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
818 (TARGET_SECTION_TYPE_FLAGS): Remove.
819 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
821 2007-03-09 Roger Sayle <roger@eyesopen.com>
823 * fold-const.c (fold_comparison): Remove compile-time evaluation of
824 complex constant equality/inequality comparisons for here.
825 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
826 known at compile-time or can be simplified to a scalar comparison.
827 (fold_relational_const): Move compile-time evaluation of complex
828 constant equality/inequality comparisons to here.
830 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
832 PR rtl-optimization/30643
833 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
835 (fold_rtx): Recurse, like before 2006-11-03.
837 2007-03-09 DJ Delorie <dj@redhat.com>
839 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
842 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
844 PR tree-optimization/30375
845 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
846 LHS of statements is not the same.
847 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
849 2007-03-09 Chao-ying Fu <fu@mips.com>
851 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
853 * doc/invoke.texi (-mdspr2): Document new option.
854 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
855 New unspec for DSP REV 2.
856 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
857 these instructions are extended in DSP REV 2.
858 (mips-dspr2.md): Include.
859 * config/mips/mips.opt (mdspr2): New option.
860 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
861 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
862 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
863 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
864 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
865 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
866 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
868 (bdesc_map): Add one field of unsupported_target_flags.
869 (bdesc_arrays): Update entries to have extra fields. Add
871 (mips_init_builtins): Initialize new function types.
872 Check unsupported_target_fileds to filter out builtins.
873 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
875 (ASM_SPEC): Pass mdspr2 to the assembler.
876 * config/mips/mips-dspr2.md: New file.
878 2007-03-09 Sa Liu <saliu@de.ibm.com>
880 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
882 2007-03-09 Ian Lance Taylor <iant@google.com>
884 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
885 argument) like -Wstrict-overflow=2.
886 * doc/invoke.texi (Warning Options): Update documentation.
888 2007-03-09 Dirk Mueller <dmueller@suse.de>
891 * doc/invoke.texi (-Wlogical-op): Document.
892 * common.opt (-Wlogical-op): New.
893 * c-common.h (warn_logical_operator): Declare.
894 * c-common.c (warn_logical_operator): Define.
895 * c-typeck.c (parser_build_binary_op): Call
896 warn_logical_operator.
898 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
900 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
901 * final.c (final_scan_insn): Test for non-"" file name.
903 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
905 * doc/loop.texi: Document the Omega linear constraints solver.
906 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
907 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
908 omega-hash-table-size, omega-max-keys, and
909 omega-eliminate-redundant-constraints.
910 * tree-pass.h (pass_check_data_deps): Declared.
913 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
914 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
915 pass_check_data_deps): New.
916 * tree-data-ref.c (init_data_ref): Remove declaration.
917 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
918 (analyze_array): Renamed init_array_ref, move up initializations.
919 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
920 Removed arguments that are set to NULL.
921 (analyze_indirect_ref): Correct indentation, correct call to
923 (object_analysis): Call init_array_ref instead of analyze_array.
924 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
925 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
926 of DR_ACCESS_FNS_ADDR.
927 (init_omega_eq_with_af, omega_extract_distance_vectors,
928 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
929 ddr_consistent_p): New.
930 (compute_affine_dependence): Check consistency of ddrs when
931 flag_check_data_deps is passed.
932 (analyze_all_data_dependences): Uncomment.
933 (tree_check_data_deps): New.
934 * tree-data-ref.h: Include omega.h.
935 (DR_ACCESS_FNS_ADDR): Removed.
936 (data_dependence_relation): Add inner_loop.
937 (DDR_INNER_LOOP): New.
938 * common.opt (fcheck-data-deps): New.
939 * tree-flow.h (tree_check_data_deps): Declare.
940 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
941 (OBJS-common): Depend on omega.o.
943 * passes.c (pass_check_data_deps): Scheduled.
944 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
945 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
946 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
947 PARAM_VECT_MAX_VERSION_CHECKS,
948 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
950 2007-03-09 Richard Guenther <rguenther@suse.de>
952 PR tree-optimization/30904
954 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
955 the same way as *_DIV_EXPR.
957 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
959 * recog.c (decode_asm_operands): No mixed declarations and code.
961 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
963 * rtl.def (ASM_INPUT): Add location.
964 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
965 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
966 (decode_asm_operands): Add loc operand.
967 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
968 * stmt.c (expand_asm): Rename to...
969 (expand_asm_loc): ... this. Add locus argument. Pass it on to
970 gen_rtx_ASM_INPUT_loc.
971 (expand_asm_expr): Adjust.
972 * recog.c (decode_asm_operands): Add loc operand.
973 (check_asm_operands, extract_insn): Adjust.
974 * reload1.c (maybe_fix_stack_asms): Likewise.
975 * final.c (asm_insn_count): Likewise.
976 (final_scan_insn): Output # line before and after asm.
978 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
980 * tree-ssa-structalias.c (variable_info): Remove
982 (new_var_info): Ditto.
983 (shared_bitmap_info_t): New structure.
984 (shared_bitmap_table): New variable.
985 (shared_bitmap_hash): New function.
986 (shared_bitmap_eq): Ditto
987 (shared_bitmap_lookup): Ditto.
988 (shared_bitmap_add): Ditto.
989 (merge_smts_into): Change to take bitmap directly.
990 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
991 (init_alias_vars): Init shared bitmap hashtable.
992 (delete_points_to_sets): Delete shared bitmap hashtable.
993 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
994 is_aliased removal as a change that was still necessary was
997 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
999 * config/i386/i386.h (override_options): Conditionally disable
1000 x86_sahf for 64bit targets only.
1002 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1005 * c-decl.c (merge_decls): Don't call make_var_volatile.
1006 * varasm.c (make_var_volatile): Remove.
1007 * output.h (make_var_volatile): Remove.
1009 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1011 PR tree-optimization/31085
1012 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1014 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1016 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1017 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1018 ATTR_CONST_NOTHROW_LIST.
1020 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1023 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1025 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1027 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1030 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1032 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1033 passed, use shared libgcc.
1035 2007-03-08 Roger Sayle <roger@eyesopen.com>
1037 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1038 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1039 (honor_protect_cleanup_actions, lower_try_finally_switch):
1041 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1042 ifc_temp_var): Likewise.
1043 * tree-inline.c (setup_one_parameter): Likewise.
1044 * tree-mudflap.c (mf_decl_cache_locals,
1045 mf_build_check_statement_for): Likewise.
1046 * tree-nested.c (init_tmp_var, save_tmp_var,
1047 finalize_nesting_tree_1): Likewise.
1048 * tree-outof-ssa.c (insert_copy_on_edge,
1049 insert_backedge_copies): Likewise.
1050 * tree-profile.c (tree_gen_edge_profiler,
1051 tree_gen_ic_profiler): Likewise.
1052 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1053 * tree-sra.c (sra_build_assignment): Likewise.
1054 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1055 * tree-ssa-math-opts.c (insert_reciprocals,
1056 execute_cse_sincos_1): Likewise.
1057 * tree-tailcall.c (adjust_accumulator_values,
1058 adjust_return_value): Likewise.
1059 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1060 * tree-vect-transform.c (vect_create_data_ref_ptr,
1061 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1062 vect_create_epilog_for_reduction, vectorizable_reduction,
1063 vectorizable_call, vectorizable_conversion,
1064 vectorizable_assignment, vectorizable_operation,
1065 vectorizable_type_demotion, vect_gen_widened_results_half,
1066 vect_permute_store_chain, vectorizable_store,
1067 vect_setup_realignment, vect_permute_load_chain,
1068 vectorizable_load, vectorizable_condition,
1069 vect_create_cond_for_align_checks): Likewise.
1070 * tree-vrp.c (build_assert_expr_for): Likewise.
1072 2007-03-08 Ian Lance Taylor <iant@google.com>
1074 * tree-vrp.c: Include "intl.h".
1075 (usable_range_p): New static function.
1076 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1077 overflowed values, juts set *strict_overflow_p.
1078 (compare_values): Only return -2 if one of the operands is not a
1080 (compare_ranges): Call usable_range_p.
1081 (compare_range_with_value): Likewise.
1082 (vrp_evaluate_conditional_warnv): Rename from
1083 vrp_evaluate_conditional. Make static. Change all callers.
1084 (vrp_evaluate_conditional): New function.
1085 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1087 (simplify_abs_using_ranges): Likewise.
1088 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1089 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1090 within_stmt parameter.
1091 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1092 vrp_evaluate_conditional.
1093 * tree-ssa-threadedge.c
1094 (record_temporary_equivalences_from_stmts_at_dest): Change
1095 simplify parameter to take a second tree parameter.
1096 (simplify_control_stmt_condition): Likewise.
1097 (thread_across_edge): Likewise.
1098 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1099 (thread_across_edge): Likewise.
1100 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1102 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.h (TARGET_SAHF): New define.
1105 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1106 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1107 (x86_sahf): New global variable.
1108 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1109 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1110 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1111 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1113 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1114 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1115 when expanding fcomi/sahf based tests.
1116 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1117 expanding sahf based alternative. Emit sahf based sequence when
1118 optimizing for code size.
1119 * config/i386/i386.md (x86_sahf_1): Do not disable for
1120 TARGET_64BIT, enable for TARGET_SAHF.
1122 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1124 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1125 spurious whitespace from error message.
1127 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1130 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1132 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1134 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1136 * tree-sra.c (instantiate_element): Propagate disabled warnings
1137 from the element itself to the created variable.
1139 2007-03-07 Richard Henderson <rth@redhat.com>
1142 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1143 silently fix up the stack in the case of a missing register.
1145 2007-03-07 Paul Brook <paul@codesourcery.com>
1147 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1149 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1151 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1153 (phase1_vrs): Use them.
1154 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1155 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1156 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1157 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1158 __gnu_Unwind_Restore_WMMXC if required.
1159 (_Unwind_VRS_Pop): Implement iWMMXt support.
1160 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1161 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1162 gnu_Unwind_Save_WMMXC): Define.
1164 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1166 * config/vxworks.h (vxworks_override_options): Declare.
1167 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1168 * config/vxworks.c: Include target.h and toplev.h.
1169 (vxworks_override_options): New function.
1170 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1172 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1174 * config/s390/s390.c (override_options): Don't emit an error when
1175 -mstack-size is used without providing -mstack-guard.
1176 (s390_emit_prologue): Choose stack_guard value automatically if not
1177 provided via command line.
1178 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1180 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1182 * config/i386/i386.c (output_set_got): Add a GOT initialization
1183 sequence for VxWorks PIC.
1184 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1185 around labels as well as symbols. Use gotoff_operand instead
1186 of local_symbolic_operand.
1187 (legitimize_pic_address): Use gotoff_operand instead of
1188 local_symbolic_operand. Use @GOT accesses for labels as
1190 (ix86_output_addr_diff_elt): Use PC-relative rather than
1191 GP-relative offsets for VxWorks PIC.
1192 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1193 no_new_pseudos. Check whether the returned register is op0.
1194 * config/i386/i386.md (tablejump): Use PC-relative rather than
1195 GP-relative offsets for VxWorks PIC.
1196 * config/i386/predicates.md (gotoff_operand): New predicate.
1198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1200 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1202 * config/vxworks-dummy.h: New file.
1203 * config/i386/i386.h: Include it.
1205 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1207 * dwarf2out.c (is_inlined_entry_point): New
1208 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1209 DW_AT_ranges if the first subblock is the entry point.
1211 2007-03-06 David Daney <ddaney@avtrex.com>
1213 * doc/install.texi (mips-*-*): Change recommended binutils
1216 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1218 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1219 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1221 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1222 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1224 2007-03-06 Jan Hubicka <jh@suse.cz>
1226 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1227 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1229 (probably_cold_bb_p): Cold functions are cold.
1230 (probably_never_executed_bb_p): Cold functions are cold.
1231 (tree_bb_level_predictions): Predict calls to cold functions as not
1233 (compute_function_frequency): Check hot/cold attributes.
1234 * function.h (function_frequency): Update comments.
1235 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1236 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1237 (c_common_att): Add cold and hot.
1239 * doc/extend.texi (hot,cold attributes): Document.
1241 2007-03-06 Andrew Haley <aph@redhat.com>
1243 * function.c (expand_function_end): Move blockage to just after we
1244 emit the label for the naked return from the function.
1246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1248 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1251 2007-03-06 Jan Hubicka <jh@suse.cz>
1253 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1254 loaded for constant large models. Non-large 64bit PIC can do.
1255 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1256 * cmodel.h: Add LARGE PIC.
1257 * i386.md (UNSPEC_PLTOFF): New.
1258 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1260 (*call_1_rex64): Disable for large models.
1261 (*call_1_rex64_large): New.
1262 (*call_value_1_rex64): Disable for large models.
1263 (*call_value_1_rex64_large): New.
1264 (set_rip_rex4): New.
1265 (set_got_offset_rex64): New.
1266 * predicates.md (constant_call_address_operand): For large model
1267 constant calls are not possible.
1268 * i386-protos.h (construct_plt_address): Declare.
1269 * i386.c (override_options): Accept large models.
1270 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1271 (legitimate_constant_p): Add new UNSPECs.
1272 (legitimate_pic_operand_p): Likewise.
1273 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1274 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1276 (output_pic_addr_const): Add PLTOFF.
1277 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1278 (ix86_expand_move): Legitimize pic address when in PIC mode.
1279 (construct_plt_address): New function.
1280 (ix86_expand_call): Offload the address to register and use GOT pointer
1282 * invoke.texi (mcmodel=large): Update documentation.
1284 2007-03-06 Richard Henderson <rth@redhat.com>
1286 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1287 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1288 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1289 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1290 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1291 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1292 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1293 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1294 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1295 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1296 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1297 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1298 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1299 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1300 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1301 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1302 x86_schedule, x86_use_bt, x86_pad_returns,
1303 x86_use_xchgb): Merge into ...
1304 (ix86_tune_features): ... here. New array.
1305 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1306 x86_bswap): Merge into ...
1307 (ix86_arch_features): ... here. New array.
1308 (x86_3dnow_a): Remove.
1309 (x86_accumulate_outgoing_args): Make static.
1310 (x86_arch_always_fancy_math_387): Make static.
1311 (ix86_tune_mask, ix86_arch_mask): Move ...
1312 (override_options): ... to local variables here. Apply the
1313 appropriate mask to each element of ix86_arch_features and
1314 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1315 as were done in the old macros.
1316 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1317 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1318 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1319 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1320 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1321 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1322 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1323 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1324 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1325 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1326 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1327 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1328 x86_accumulate_outgoing_args, x86_prologue_using_move,
1329 x86_epilogue_using_move, x86_decompose_lea,
1330 x86_arch_always_fancy_math_387, x86_shift1,
1331 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1332 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1333 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1334 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1335 x86_use_incdec, x86_pad_returns, x86_bswap,
1336 x86_partial_flag_reg_stall): Remove.
1337 (enum ix86_tune_indices): New.
1338 (ix86_tune_features): New.
1339 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1340 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1341 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1342 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1343 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1344 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1345 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1346 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1347 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1348 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1349 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1350 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1351 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1352 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1353 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1354 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1355 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1356 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1357 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1358 TARGET_EXT_80387_CONSTANTS): Use it.
1359 (enum ix86_arch_indices): New.
1360 (ix86_arch_features): New.
1361 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1362 TARGET_BSWAP): Use it.
1363 (ix86_tune_mask, ix86_arch_mask): Remove.
1365 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1368 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1369 Define using $${sysroot_headers_suffix}.
1370 * configure: Regenerate.
1371 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1372 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1374 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1375 * gcc.c (print_sysroot_headers_suffix): New.
1376 (option_map): Include --print-sysroot-headers-suffix.
1377 (display_help): Mention -print-sysroot-headers-suffix.
1378 (process_command): Handle -print-sysroot-headers-suffix.
1379 (do_spec_1): Append multilib directory to include-fixed path if
1380 sysroot suffixes in use.
1381 (main): Handle -print-sysroot-headers-suffix.
1382 * Makefile.in (start.encap): Don't depend on xlimits.h
1383 (xlimits.h): Remove.
1384 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1385 limits.h for each multilib in fixinc_list.
1386 (fixinc_list, s-fixinc_list): New.
1387 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1388 generate them for each multilib in fixinc_list.
1389 (stmp-fixproto): Use include-fixed. Run fixproto for each
1390 multilib in fixinc_list.
1391 (mostlyclean): Don't remove xlimits.h.
1392 (clean): Remove include-fixed.
1393 (real-install-headers-tar, real-install-headers-cpio,
1394 real-install-headers-cp): Don't copy include, only include-fixed.
1395 (install-mkheaders): Depend on fixinc_list. Don't depend on
1396 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1397 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1398 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1400 2007-03-06 Jan Hubicka <jh@suse.cz>
1402 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1407 * configure.ac: Allow tm_file to contain build-directory files.
1408 * configure: Regenerate.
1409 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1410 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1411 * config/m68k/print-sysroot-suffix.sh: New file.
1413 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1415 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1416 of pic_offset_table_rtx if reload_completed.
1417 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1418 PIC_OFFSET_TABLE_REGNUM.
1419 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1421 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1422 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1426 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1427 functions that call eh_return.
1429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1431 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1432 functions that need a constant pool.
1434 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1437 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1438 (m68k_preferred_reload_class): Likewise.
1439 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1440 (SECONDARY_RELOAD_CLASS): Define.
1441 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1442 (LIMIT_RELOAD_CLASS): Delete.
1443 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1444 registers from storing bytes.
1445 (m68k_secondary_reload_class): New function.
1446 (m68k_preferred_reload_class): Likewise.
1448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1450 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1452 (m68k_expand_prologue): Likewise.
1454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1456 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1457 (mips_expand_epilogue): Add a bool parameter.
1458 (m68k_legitimize_sibcall_address): Declare.
1459 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1460 (m68k_expand_epilogue): Add a parameter to select between sibling
1461 and normal epilogues. Only generate a return for the latter.
1462 (m68k_ok_for_sibcall_p): New function.
1463 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1464 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1465 (sibcall_value, *sibcall_value): Likewise.
1466 (*call, *call_value): Require !SIBLING_CALL_P.
1467 (epilogue): Update call to m68k_expand_epilogue.
1468 (sibcall_epilogue): New pattern.
1469 * config/m68k/predicates.md (const_call_operand): Say that this
1470 predicate applies to sibling calls too.
1471 (sibcall_operand): New predicate.
1473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1475 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1476 alternatives as movsi_cf.
1477 (movsf_cf_hard): Add commentary.
1479 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1480 Richard Sandiford <richard@codesourcery.com>
1482 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1483 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1484 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1485 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1486 as being live on exit from an interrupt function.
1487 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1488 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1489 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1490 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1491 (m68k_interrupt_function_p): Globalize.
1492 (m68k_compute_frame_layout): Remove reverse mask code.
1493 (m68k_emit_movem, m68k_set_frame_related): New functions.
1494 (m68k_output_function_prologue): Delete in favor of...
1495 (m68k_expand_prologue): ...this new function.
1496 (m68k_output_function_epilogue): Delete in favor of...
1497 (m68k_expand_epilogue): ...this new function.
1498 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1500 (print_operand): Handle %?.
1501 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1502 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1503 (prologue, epilogue): New patterns.
1504 (return): Turn into a define_expand.
1505 (*return): New pattern, derived from old "return" pattern. Use rte
1506 rather than rts for interrupt functions. Only use rtd if the pop
1508 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1509 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1510 (link, *link, unlink, *unlink, load_got): Likewise.
1512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1516 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1517 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1518 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1519 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1520 and m68k_matches_u_p.
1521 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1522 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1523 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1524 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1525 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1526 (REG_STRICT_P): New macro.
1527 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1528 PCREL_GENERAL_OPERAND_OK.
1529 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1530 m68k_legitimate_base_reg_p.
1531 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1532 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1533 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1534 * config/m68k/m68k.c (m68k_address): New structure.
1535 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1536 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1537 (m68k_jump_table_ref_p, m68k_decompose_address)
1538 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1539 (m68k_matches_u_p): New functions.
1540 (print_operand_address): Rewrite to use m68k_decompose_index.
1542 2007-03-05 David Taylor <dtaylor@emc.com>
1544 * gcc.c: Correct copyright date in --version output.
1546 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1548 * pa.md: In unamed move patterns, disparge copies between general
1549 and floating point registers using '?' modifier. Don't include 'f'
1550 constraint for register preferences in DImode, SImode, HImode and
1551 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1552 Remove constraints for copies between general and floating registers
1553 in soft-float DFmode pattern.
1554 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1558 2007-03-05 Mike Stump <mrs@apple.com>
1560 * c-common.c (targetcm): Add.
1561 * c-opts.c (c_common_handle_option): Handle language specific
1563 * opts.c (handle_option): Verify language for target options, if
1565 * opth-gen.awk: Add CL_LANG_ALL.
1566 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1567 (TARGETCM_INITIALIZER): Add.
1568 * target.h (struct gcc_targetcm): Add.
1570 * targhooks.c (default_handle_c_option): Add.
1571 * targhooks.h (default_handle_c_option): Add.
1572 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1574 * config/darwin.opt (iframework): Add.
1575 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1576 * config/darwin-c.c (handle_c_option): Add.
1577 (TARGET_HANDLE_C_OPTION): Add.
1579 * doc/invoke.texi (Darwin Options): Add -iframework.
1581 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1583 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1586 2007-03-05 Ian Lance Taylor <iant@google.com>
1588 * c.opt (fgnu89-inline): New option.
1589 * c-opts.c (c_common_post_options): Set default value for
1591 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1592 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1594 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1595 (grokdeclarator, start_function): Likewise.
1596 * c-cppbuiltin.c (c_cpp_builtins): Define either
1597 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1598 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1599 (C Dialect Options): Document -fgnu89-inline.
1600 * doc/extend.texi (Function Attributes): Explain what the
1601 gnu_inline attribute does.
1602 * doc/cpp.texi (Common Predefined Macros): Document
1603 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1605 2007-03-05 Ian Lance Taylor <iant@google.com>
1607 PR tree-optimization/31034
1608 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1609 half-range if the other side is an overflow infinity.
1611 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1613 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1614 (bfin*-linux-uclibc*): New configuration.
1615 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1617 * config/bfin/linux.h: New file.
1618 * config/bfin/libgcc-bfin.ver: New file.
1619 * config/bfin/t-bfin-uclinux: New file.
1620 * config/bfin/t-bfin-linux: New file.
1621 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1622 (TARGET_OS_CPP_BUILTINS): New macro.
1624 2007-03-05 Richard Guenther <rguenther@suse.de>
1626 * fold-const.c (fold_binary): Remove duplicate folding
1627 of comparison of non-null ADDR_EXPR against null.
1629 2007-03-05 Richard Guenther <rguenther@suse.de>
1630 Dorit Nuzman <dorit@il.ibm.com>
1632 PR tree-optimization/26420
1633 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1634 are no loops in the function. Only print the number of
1635 vectorized loops if it is greater than zero or we are supposed
1636 to print information about unvectorized loops.
1638 2007-03-05 Revital Eres <eres@il.ibm.com>
1640 * gcc.dg/var-expand1.c: New test.
1641 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1642 when an accumulator is expanded.
1644 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1647 * c-common.c (convert_and_check): Don't give warnings for
1648 conversion if 'expr' already overflowed.
1650 2007-03-04 Roger Sayle <roger@eyesopen.com>
1653 * fold-const.c (fold_comparison): Enforce type consistency when
1654 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1656 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1658 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1659 containing a cast to the base of TARGET_MEM_REF.
1661 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1663 * tree.c (tree_contains_struct_check_failed): Remove spurious
1664 whitespace from error message.
1666 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1669 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1670 instead of precision.
1672 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1673 Nathan Sidwell <nathan@codesourcery.com>
1675 * emit-rtl.c (find_auto_inc): New.
1676 (try_split): recreate REG_INC notes,
1677 Use regular for loops rather than whiles.
1679 2007-03-03 Andreas Schwab <schwab@suse.de>
1681 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1682 * configure: Regenerate.
1684 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1687 flag_rounding_math, not flag_unsafe_math_optimizations.
1689 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1691 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1692 alpha_fold_vector_minmax): Likewise.
1693 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1694 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1696 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1698 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1699 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1700 if the lhs has side-effects.
1701 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1703 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.h (TUNEMASK): Remove define.
1706 (ARCHMASK): Remove define.
1707 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1708 Use ix86_arch_mask variable instead of ARCHMASK.
1709 * config/i386/i386.c (override_options): Ditto.
1710 (standard_80387_constant_p): Ditto.
1712 2007-03-02 Ian Lance Taylor <iant@google.com>
1714 Used signed infinities in VRP.
1715 * tree-vrp.c (uses_overflow_infinity): New static function.
1716 (supports_overflow_infinity): New static function.
1717 (make_overflow_infinity): New static function.
1718 (negative_overflow_infinity): New static function.
1719 (positive_overflow_infinity): New static function.
1720 (is_negative_overflow_infinity): New static function.
1721 (is_positive_overflow_infinity): New static function.
1722 (is_overflow_infinity): New static function.
1723 (overflow_infinity_range_p): New static function.
1724 (compare_values_warnv): New function split out of compare_values.
1725 (compare_value): Call it.
1726 (set_value_range_to_nonnegative): Add overflow_infinity
1727 parameter. Change caller.
1728 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1730 (vrp_expr_computes_nonzero): Likewise.
1731 (compare_ranges, compare_range_with_value): Likewise.
1732 (compare_name_with_value, compare_names): Likewise.
1733 (vrp_evaluate_conditional): Likewise.
1734 (set_value_range): Handle infinity
1735 (vrp_operand_equal_p, operand_less_p): Likewise.
1736 (extract_range_from_assert): Likewise.
1737 (vrp_int_const_binop): Likewise.
1738 (extract_range_from_binary_expr): Likewise.
1739 (extract_range_from_unary_expr): Likewise.
1740 (extract_range_from_comparison): Likewise.
1741 (extract_range_from_expr): Likewise.
1742 (dump_value_range): Likewise.
1743 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1744 (test_for_singularity): Likewise.
1745 (vrp_int_const_binop): Remove inline qualifier.
1746 (adjust_range_with_scev): Add comment.
1747 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1749 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1751 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1752 (get_constraint_for): Likewise.
1753 (do_structure_copy): Likewise.
1754 (find_func_aliases): Fix references to MODIFY_EXPR.
1755 (intra_create_variable_infos): Tidy.
1756 * tree-ssa-operands.c (add_virtual_operand): Add argument
1758 When adding members of alias sets, if IS_CALL_SITE is true and
1759 the symbol is not call-clobbered, skip it.
1762 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1764 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1765 entry by means of emit_insn_at_entry.
1767 2007-03-02 Richard Henderson <rth@redhat.com>
1769 * expr.h (promoted_input_arg): Remove decl.
1770 * function.c (promoted_input_arg): Merge into ...
1771 * combine.c (setup_incoming_promotions): ... only caller.
1772 Rearrange to avoid double loop.
1774 2007-03-02 Ben Elliston <bje@au.ibm.com>
1775 Peter Bergner <bergner@vnet.ibm.com>
1776 Janis Johnson <janis187@us.ibm.com>
1778 * config/rs6000/dfp.md: New file.
1779 * config/rs6000/rs6000.md: Include dfp.md.
1780 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1781 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1782 and TDmode decimal float modes in FP registers.
1783 (num_insns_constant): Likewise.
1784 (rs6000_legitimate_offset_address_p): Likewise.
1785 (rs6000_legitimize_address): Likewise.
1786 (rs6000_legitimize_reload_address): Likewise.
1787 (rs6000_legitimate_address): Likewise.
1788 (rs6000_emit_move): Likewise.
1789 (function_arg_boundary): Likewise.
1790 (function_arg_advance): Likewise.
1791 (rs6000_darwin64_record_arg_recurse): Likewise.
1792 (function_arg): Likewise.
1793 (rs6000_gimplify_va_arg): Likewise.
1794 (rs6000_split_multireg_move): Likewise.
1795 (rs6000_output_function_epilogue): Likewise.
1796 (rs6000_output_function_epilogue): Likewise.
1797 (rs6000_register_move_cost): Likewise.
1798 (rs6000_function_value): Likewise.
1799 (rs6000_libcall_value): Likewise.
1801 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1803 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1805 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1807 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1808 Use $MULTIDIR to choose between the kernel and RTP headers,
1809 and use $WIND_BASE and $WIND_USR to locate them.
1811 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.c (override_options): Put initialization of
1814 ix86_tune_mask and ix86_arch_mask to the correct place.
1816 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1817 Michael Meissner <michael.meissner@amd.com>
1820 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1822 (TARGET_CMOVE): Use ARCHMASK.
1823 (TARGET_CMPXCHG): Ditto.
1824 (TARGET_CMPXCHG8B): Ditto.
1825 (TARGET_XADD): Ditto.
1826 (TARGET_BSWAP): Ditto.
1827 * config/i386/i386.c (ix86_tune_mask): New global variable.
1828 (ix86_arch_mask): Ditto.
1829 (override_options): Initialize ix86_tune_mask and
1830 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1833 2007-03-02 Ben Elliston <bje@au.ibm.com>
1836 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1838 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1840 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1841 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1842 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1843 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1845 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1846 rs6000_init_dwarf_reg_sizes_extra): New.
1847 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1848 SPE register high parts.
1850 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1852 * Makefile.in: Add install-pdf target as
1853 copied from automake v1.10 rules.
1854 * configure.ac: Add install-pdf to target list.
1855 * configure: Regenerate.
1857 2007-03-01 Paul Brook <paul@codesourcery.com>
1859 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1860 modes to LDRD for DImode.
1861 (output_move_double): Fixup out of range ldrd/strd.
1862 (vfp_secondary_reload_class): Rename...
1863 (coproc_secondary_reload_class): ... to this. Add wb argument.
1864 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1865 coproc_secondary_reload_class for CLASS_IWMMXT.
1866 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1867 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1869 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1871 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1872 factor by the estimated number of iterations.
1873 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1876 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1877 decode_caches_intel, detect_caches_intel): New functions.
1878 (host_detect_local_cpu): Use detect_caches_amd and
1879 detect_caches_intel.
1881 2007-03-01 Richard Henderson <rth@redhat.com>
1883 * expr.c (emit_move_complex_push): Export.
1884 (emit_move_complex_parts): Split out from ...
1885 (emit_move_complex): ... here.
1886 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1887 * config/i386/i386.md (movcdi): New.
1889 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1891 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1892 size of mode1 to check for tieable modes in MMX case.
1894 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1896 * Makefile.in (rtlanal.o): Depend on tree.h.
1897 * rtl.h (offset_within_section_p, split_const): Declare.
1898 * rtlanal.c: Include tree.h.
1899 (offset_within_block_p): New function, taken from
1900 mips_offset_within_object_p.
1901 (split_const): New function, taken from mips_split_const.
1902 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1904 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1905 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1906 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1907 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1908 (m68k_illegitimate_symbolic_constant_p): New function.
1909 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1910 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1911 symbolic constant that might be outside the symbol's section,
1912 move the symbol first and then add the offset.
1913 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1915 * config/mips/mips.c (mips_split_const): Delete.
1916 (mips_offset_within_object_p): Delete.
1917 (mips_symbolic_constant_p): Use offset_within_section_p and
1918 split_const instead of mips_offset_within_object_p and
1920 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1921 (mips_legitimize_const_move, print_operand_reloc)
1922 (mips_dangerous_for_la25_p): Use split_const instead of
1925 2007-02-28 Eric Christopher <echristo@apple.com>
1927 * Makefile.in (install-include-dir): Don't rm -rf include.
1929 2007-02-28 Richard Guenther <rguenther@suse.de>
1932 * fold-const.c (fold_binary): Do not associate expressions
1933 with more than one variable for integer types that do not wrap.
1935 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1937 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1938 Delete, and replace with...
1939 (fold_builtin_call_array): This. Update callers to use it.
1940 * fold-const.c (fold_build_call_list): Delete, and replace with...
1941 (fold_build_call_array): This.
1942 (fold_build_call_list_initializer): Delete, and replace with...
1943 (fold_build_call_array_initializer): This.
1944 * tree.h: Update declarations to reflect above changes.
1946 * c-typeck.c (build_function_call): Store converted arguments
1947 in a stack-allocated array instead of building a list.
1948 (convert_arguments): Store arguments in the array passed in as an
1949 argument, and return the actual number of arguments.
1950 * c-format.c: (check_function_format): Pass arguments in an
1951 array instead of a list.
1952 * c-common.c (check_function_nonnull): Likewise.
1953 (check_function_sentinel): Likewise.
1954 (check_function_arguments): Likewise.
1955 * c-common.h: Update declarations to reflect above changes.
1957 2007-02-28 Jan Hubicka <jh@suse.cz>
1959 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1960 PRED_NEGATIVE_RETURN): Update outcomes.
1962 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1964 * calls.c (emit_library_call_value_1): Handle partial registers
1965 correctly when building up CALL_INSN_FUNCTION_USAGE.
1967 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1969 * pa/predicates.md (move_src_operand): Allow zero for mode.
1970 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1973 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1977 *movv2df_internal): Enable pattern only for valid operand
1979 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1980 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1982 2007-02-27 Mike Stump <mrs@apple.com>
1984 * config/darwin-crt3.c: Avoid compilation when compiling for a
1987 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1989 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1991 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1992 for fixed headers and limits.h.
1993 (install-include-dir, install-headers-tar, install-headers-cpio,
1994 install-headers-cp, real-install-headers-tar,
1995 real-install-headers-cpio, real-install-headers-cp): Handle
1996 include-fixed as well as include.
1997 (install-mkheaders): Don't install files that go only in include
1999 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2000 from GCC_INCLUDE_DIR.
2001 * gcc.c (process_command): Remove special -BstageN/ handling.
2002 (do_spec_1): Add include-fixed directories.
2004 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2006 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2008 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2010 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2013 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2015 * c-common.c (get_priority): Add check for
2016 SUPPORTS_INIT_PRIORITY.
2018 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2020 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2022 * config/bfin/bfin.c: Include "cfglayout.h".
2023 (MAX_LSETUP_DISTANCE): New macro.
2024 (struct loop_info): New members incoming, incoming_src and
2025 incoming_dest. Delete member predecessor.
2026 (length_for_loop): New function.
2027 (bfin_optimize_loop): Handle more different loop structures.
2028 (bfin_discover_loop): Rework detection of predecessor blocks by
2029 examining incoming edges.
2030 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2032 (bfin_reorder_loops): New function.
2033 (bfin_reorg_loops): Use these three new functions.
2035 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2036 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2037 (CONSTRAINT_LEN): Add entry for 'q'.
2038 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2039 Add 'q' constraints.
2040 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2041 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2043 * config/bfin/bfin.md (add_with_carry): New pattern.
2044 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2045 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2046 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2047 support unsigned multiplies too. Removed incorrect commutativity from
2048 operand 1 constraint where appropriate.
2049 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2051 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2052 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2054 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2055 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2056 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2057 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2058 usmulhisi_hh_huh): New patterns.
2060 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2061 lshifthi3): Fix output template to use half reg for operand 2.
2063 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2066 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2068 2007-02-27 Andreas Schwab <schwab@suse.de>
2070 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2072 2007-02-27 Jan Hubicka <jh@suse.cz>
2074 * predict.c (last_basic_block_p): Remove.
2075 (tree_estimate_probability): Update return heuristic for commonized
2078 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2080 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2082 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2084 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2085 * doc/cpp.texi: Standardize title page.
2086 * doc/cppinternals.texi: Likewise.
2087 * doc/gcc.texi: Standardize title page, remove version number
2088 from copyright page.
2089 * doc/gccint.texi: Likewise.
2090 * doc/install.texi: Standardize title page, add table of
2093 2007-02-26 Jan Hubicka <jh@suse.cz>
2095 * predict.def: Set outcomes according to more recent results.
2096 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2097 Remove dead predictors.
2098 * predict.c (return_prediction): Fix pasto.
2100 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2102 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2103 change; avoid a memory leak when returning early.
2105 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2107 * c-decl.c (static_ctors): Move to c-common.c.
2108 (static_dtors): Likewise.
2109 (finish_function): Use c_record_cdtor_fn.
2110 (build_cdtor): Move to c-common.c.
2111 (c_write_global_declarations): Use c_build_cdtor_fns.
2112 * c-common.h (static_ctors): Declare.
2113 (static_dtors): Likewise.
2114 (c_record_cdtor_fn): Likewise.
2115 (c_build_cdtor_fns): Likewise.
2116 * c-common.c (static_ctors): New variable.
2117 (static_dtors): Likewise.
2118 (c_record_cdtor_fn): New function.
2119 (build_cdtor): Move from c-decl.c
2120 (c_build_cdtor_fns): New function.
2122 * output.h (assemble_addr_to_section): Declare.
2123 (get_cdtor_priority_section): Likewise.
2124 * varasm.c (assemble_addr_to_section): New function.
2125 (get_cdtor_priority_section): Likewise.
2126 (default_named_section_asm_out_destructor): Use them.
2127 (destor_dtor_section_asm_out_destructor): Likewise.
2128 (default_named_section_asm_out_constructor): Likewise.
2129 (default_ctor_section_asm_out_constructor): Likewise.
2130 * config.gcc (*-*-vxworks*): Include vxworks.o.
2131 * config/t-vxworks (vxworks.o): New target.
2132 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2133 (TARGET_ASM_CONSTRUCTOR): Define.
2134 (TARGET_ASM_DESTRUCTOR): Likewise.
2135 (vxworks_asm_out_constructor): Declare.
2136 (vxworks_asm_out_destructor): Likewise.
2138 * c-common.c (get_priority): Check that we have not just an
2139 INTEGER_CST, but an integer constant with integeral type.
2141 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2143 PR tree-optimization/30938
2144 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2145 use &dt[nargs-1] instead of &dt[nargs] in the call to
2146 vect_is_simple_use().
2148 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2150 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2151 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2152 Do not attempt to handle MEM inside auto-inc expressions.
2153 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2154 of a register modified by an auto-inc expression. However, do handle
2155 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2156 (elimination_effects): Prohibit elimination of a register modified
2157 by an auto-inc expression. Disable register elimination rules whose
2158 target register is modified by an auto-inc expression with variable
2161 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2163 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2165 (array_at_struct_end_p): New function.
2166 (idx_infer_loop_bounds): Use it.
2167 (estimate_numbers_of_iterations_loop): Export.
2168 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2169 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2170 (tree_estimate_probability): Call record_loop_exits.
2171 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2172 (estimated_loop_iterations, estimated_loop_iterations_int,
2173 estimated_loop_iterations_tree): New functions.
2174 (analyze_siv_subscript_cst_affine,
2175 compute_overlap_steps_for_affine_1_2,
2176 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2177 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2178 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2179 (PRED_LOOP_ITERATIONS_GUESSED): New.
2180 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2181 * cfgloop.h (estimate_numbers_of_iterations_loop,
2182 estimated_loop_iterations_int): Declare.
2184 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2186 * doc/extend.texi: Document optional priority argument to
2187 constructors and destructors.
2188 * tree.c (init_priority_for_decl): Adjust GTY markers.
2189 (init_ttree): Use priority-info hash functions for
2190 init_priority_for_decl.
2191 (tree_map_eq): Rename to ...
2192 (tree_map_base_eq): ... this.
2193 (tree_map_marked_p): Rename to ...
2194 (tree_map_base_marked_p): ... this.
2195 (tree_map_base_hash): New function.
2196 (decl_init_priority_lookup): Rework.
2197 (decl_fini_priority_lookup): New function.
2198 (decl_priority_info): New function.
2199 (decl_init_priority_insert): Use it.
2200 (decl_fini_priority_insert): Likewise.
2201 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2203 (decl_restrict_base_insert): Likewise.
2204 (decl_debug_expr_insert): Likewise.
2205 (decl_value_expr_lookup): Likewise.
2206 (decl_value_expr_insert): Likewise.
2207 * tree.h (priority_type): New type.
2208 (decl_init_priority_lookup): Use priority_type.
2209 (decl_fini_priority_lookup): New function.
2210 (decl_init_priority_insert): Use priority_type.
2211 (decl_fini_priority_insert): New function.
2212 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2213 (DECL_INIT_PRIORITY): Likewise.
2214 (SET_DECL_INIT_PRIORITY): Add comment.
2215 (DECL_FINI_PRIORITY): New macro.
2216 (SET_DECL_FINI_PRIORITY): Likewise.
2217 (DEFAULT_INIT_PRIORITY): Document.
2218 (MAX_INIT_PRIORITY): Likewise.
2219 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2220 (tree_map_base): New type.
2221 (tree_map_base_eq): New function.
2222 (tree_map_base_hash): Likewise.
2223 (tree_map_base_marked_p): Likewise.
2224 (tree_map): Inherit from tree_map_base.
2225 (tree_map_eq): Make it a macro.
2226 (tree_map_marked_p): Likewise.
2227 (tree_int_map): Inherit from tree_map_base.
2228 (tree_int_map_eq): Make it a macro.
2229 (tree_int_map_hash): Likewise.
2230 (tree_int_map_marked_p): Likewise.
2231 (tree_priority_map): New type.
2232 (tree_priority_map_eq): New macro.
2233 (tree_priority_map_hash): Likewise.
2234 (tree_priority_map_marked_p): Likewise.
2235 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2237 (emutls_common_1): Likewise.
2238 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2239 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2240 of tree_map hierarchy.
2241 * tree-cfg.c (move_stmt_r): Likewise.
2242 (new_label_mapper): Likewise.
2243 * c-tree.h (c_expand_body): Move to ...
2244 * c-common.h (c_expand_body): ... here.
2245 * c-decl.c (c_expand_body): Move to ...
2246 * c-common.c (c_expand_body): ... here.
2247 (c_common_attribute_table): Allow 1 argument for the constructor
2248 and destructor attributes.
2249 (get_priority): New function.
2250 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2251 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2253 2007-02-24 Jan Hubicka <jh@suse.cz>
2256 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2258 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2259 Jan Hubicka <jh@suse.cz>
2262 * i386.c (counter_mode): New function.
2263 (expand_set_or_movmem_via_loop): Use it.
2264 (expand_movmem_epilogue): Likewise; fix pasto.
2265 (ix86_expand_movmem): Do emit guard even for constant counts.
2266 (ix86_expand_setmem): Likewise.
2268 2007-02-25 Nick Clifton <nickc@redhat.com>
2270 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2271 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2273 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2277 count argument with 0x10, not with 0x16.
2278 (expand_setmem_epilogue): Ditto.
2280 2007-02-24 Mike Stump <mrs@apple.com>
2282 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2285 2007-02-24 Richard Guenther <rguenther@suse.de>
2288 * fold-const.c (fold_binary): Fold x +- CST op x for
2289 EQ_EXPR and NE_EXPR.
2291 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2295 2007-02-24 Jan Hubicka <jh@suse.cz>
2297 * cgraphunit.c (decide_is_function_needed): Honor
2298 -fkeep-inline-functions.
2300 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2302 * builtins.c (fold_builtin_modf): New.
2303 (fold_builtin_2): Use it.
2305 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2307 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2308 (determine_max_iter): Take additional LOOP arg; all callers changed.
2309 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2310 one using simplifications.
2311 (simplify_using_initial_values): Return if the expression becomes
2312 invalid due to altered regs.
2314 2007-02-23 DJ Delorie <dj@redhat.com>
2316 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2318 2007-02-23 Mike Stump <mrs@apple.com>
2320 * tlink.c (scan_linker_output): Parse linker messages from
2321 darwin9's linker better.
2323 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2326 * varpool.c (varpool_assemble_pending_decls): Set
2327 varpool_last_needed_node to null.
2329 2007-02-23 DJ Delorie <dj@redhat.com>
2331 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2332 alignment bigger than the object file can handle.
2334 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2337 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2338 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2339 (*movsf_1): Penalize MMX moves.
2341 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2343 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2344 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2346 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2348 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2350 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2351 (fold_builtin_1): Use them.
2352 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2353 BUILT_IN_SIGNIFICAND.
2355 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2357 * config/i386/i386.c (bdesc_1arg): Initialize
2358 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2359 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2360 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2361 and IX86_BUILTIN_MOVSLDUP.
2363 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2365 PR rtl-optimization/30841
2366 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2368 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2370 * builtins.c (fold_builtin_frexp): New.
2371 (fold_builtin_2): Use it.
2373 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2375 * doc/invoke.texi (Spec Files): Document getenv spec function.
2377 * gcc.c (getenv_spec_function): New function.
2378 (static_spec_functions): Add it.
2379 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2380 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2383 2007-02-22 Michael Matz <matz@suse.de
2386 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2387 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2389 2007-02-22 Ian Lance Taylor <iant@google.com>
2392 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2393 (mem_loc_descriptor): Call it.
2395 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2396 Ira Rosen <irar@il.ibm.com>
2398 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2400 2007-02-22 Ira Rosen <irar@il.ibm.com>
2402 PR tree-optimization/30843
2403 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2404 stores only after all the group is vectorized.
2406 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2408 PR tree-optimization/30858
2409 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2410 in the reduction cycle have a single use in the loop.
2411 * tree-vectorizer.h (relevant): Add documentation.
2413 2007-02-20 Mike Stump <mrs@apple.com>
2415 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2416 * configure: Regenerate.
2418 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2420 Change the defaults of some parameters and options.
2421 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2422 * config/spu/spu.c (spu_optimization_options): Add.
2423 (spu_override_options): Change params in spu_optimization_options.
2424 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2426 Register 127 is only 16 byte aligned when used as a frame pointer.
2427 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2428 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2429 HARD_FRAME_POINTER_REGNUM.
2430 (spu_legitimate_address): Use regno_aligned_for_reload.
2431 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2432 aligned when frame_pointer_needed is true.
2433 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2435 * config/spu/spu.h (INIT_EXPANDERS): Define.
2437 Make sure shift and rotate instructions have valid immediate operands.
2438 * config/spu/predicates.md (spu_shift_operand): Remove.
2439 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2440 * config/spu/constraints.md (W, O): Extend range.
2441 * config/spu/spu.md (umask, nmask): Define.
2442 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2443 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2444 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2445 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2446 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2447 (lshr<mode>3_reg): Fix rtl description.
2449 Make sure mulhisi immediate operands are valid.
2450 * config/spu/predicates.md (imm_K_operand): Add.
2451 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2453 Generate constants using fsmbi and andi.
2454 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2455 (print_operand, spu_split_immediate, classify_immediate,
2456 fsmbi_const_p): Handle IC_FSMBI2.
2458 Correctly handle a CONST_VECTOR containing symbols.
2459 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2460 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2461 (immediate_load_p): Allow symbols that use 2 instructions to create.
2462 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2463 with symbols when flag_pic is set.
2464 (const_vector_immediate_p): New.
2465 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2466 accept a CONST_VECTOR with symbols.
2467 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2468 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2470 * config/spu/spu.md (high, low): Delete.
2471 (low_<mode>): Define.
2473 Remove INTRmode and INTR_REGNUM, which didn't work.
2474 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2476 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2477 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2478 peephole2 pattern): Don't use INTR or 131.
2479 (movintrcc): Delete.
2480 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2481 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2482 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2483 (UNSPEC_SET_INTR): Add.
2484 * config/spu/spu-modes.def (INTR): Remove.
2486 More accurate warnings about run-time relocations.
2487 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2489 Correctly warn about immediate arguments to specific intrinsics.
2490 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2491 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2492 the instruction predicate.
2494 Fix tree check errors with latest update.
2495 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2497 (spu_expand_builtin): Use CALL_EXPR_FN.
2499 Add missing specific intrinsics.
2500 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2502 * config/spu/spu_internals.h: Ditto.
2504 Fix incorrect operand modifiers.
2505 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2506 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2508 Optimize one case of zero_extend of a vec_select.
2509 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2511 Accept any immediate for hbr.
2512 * config/spu/spu.md (hbr): Change s constraints to i.
2514 2007-02-21 Paul Brook <paul@codesourcery.com>
2516 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2517 condexec_count when skipping USE and CLOBBER.
2519 2007-02-21 Nick Clifton <nickc@redhat.com>
2521 * common.opt (Warray-bounds): Add Warning attribute.
2522 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2524 (fsized-zeroes): Add Optimization attribute.
2525 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2526 * c.opt (Wc++0x-compat): Add Warning attribute.
2528 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2531 * reload1.c (eliminate_regs_in_insn): In the single_set special
2532 case, attempt to re-recognize the insn before falling back to
2533 having reload fix it up.
2535 2007-02-20 Eric Christopher <echristo@gmail.com>
2537 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2538 Rewrite accordingly.
2539 (frv_read_iacc_argument): Ditto.
2540 (frv_expand_set_builtin): Take a call instead of arglist, update for
2542 (frv_expand_unop_builtin): Ditto.
2543 (frv_expand_binop_builtin): Ditto.
2544 (frv_expand_cut_builtin): Ditto.
2545 (frv_expand_binopimm_builtin): Ditto.
2546 (frv_expand_voidbinop_builtin): Ditto.
2547 (frv_expand_int_void2arg): Ditto.
2548 (frv_expand_prefetches): Ditto.
2549 (frv_expand_voidtriop_builtin): Ditto.
2550 (frv_expand_voidaccop_builtin): Ditto.
2551 (frv_expand_load_builtin): Ditto.
2552 (frv_expand_store_builtin): Ditto.
2553 (frv_expand_mdpackh_builtin): Ditto.
2554 (frv_expand_mclracc_builtin): Ditto.
2555 (frv_expand_mrdacc_builtin): Ditto.
2556 (frv_expand_mwtacc_builtin): Ditto.
2557 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2560 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2562 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2563 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2565 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2567 * configure: Regenerate.
2568 * config.in: Regenerate.
2569 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2570 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2571 masks to power6 and power6x and to POWERPC_MASKS.
2572 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2574 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2575 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2576 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2577 Access PROTOTYPE as variable, not mask.
2579 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2581 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2582 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2583 * combine.c (adjust_for_new_dest): Use it.
2584 * postreload.c (reload_combine): Likewise.
2586 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2588 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2589 notes on an insn with multiple sets, even if single_set returns
2590 non-NULL for that insn.
2592 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2594 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2597 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2599 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2600 if user didn't pass it.
2601 * config/i386/darwin.h (CC1_SPEC): Likewise.
2602 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2603 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2604 -mmacosx-version-min.
2606 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2607 Uros Bizjak <ubizjak@gmail.com>
2609 * optabs.h (enum optab_index): Add new OTI_scalb.
2610 (scalb_optab): Define corresponding macro.
2611 * optabs.c (init_optabs): Initialize scalb_optab.
2612 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2614 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2615 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2616 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2617 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2618 flag_unsafe_math_optimizations is set.
2620 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2621 to implement scalbf, scalb and scalbl built-ins as inline x87
2624 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2625 DJ Delorie <dj@redhat.com>
2628 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2629 (diagnostic_report_diagnostic): ... here, and turn them into real
2630 errors. If warnings are inhibited, no need to do anything.
2632 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2635 better code generation.
2637 2007-02-20 Ben Elliston <bje@au.ibm.com>
2639 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2641 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2643 * config/alpha/alpha.c, config/alpha/alpha.md,
2644 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2645 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2646 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2647 config/arm/lib1funcs.asm: Follow spelling conventions.
2649 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2650 config/fr30/fr30.md, config/i386/i386.h,
2651 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2652 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2653 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2654 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2655 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2656 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2657 config/sparc/sparc.c, config/sparc/sparc.h,
2658 config/sparc/sparc.md, config/spu/constraints.md,
2659 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2662 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2665 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2668 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2670 * doc/invoke.texi (-ftree-lrs): Remove.
2672 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2674 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2677 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2679 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2680 new CALL_EXPR_FN macro for retrieving the function
2681 declaration of the input expression.
2683 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2685 * c.opt (Waddress): New.
2686 * common.opt (Walways-true): Delete.
2687 (Wstring-literal-comparison): Delete.
2688 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2689 -Wstring-literal-comparison. Add -Waddress.
2691 (Walways-true): Delete.
2692 (Wstring-literal-comparison): Delete.
2693 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2694 consistently instead of -Walways-true in example.
2695 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2696 * c-typeck.c (parser_build_binary_op): Replace
2697 -Wstring-literal-comparison and -Walways-true with -Waddress.
2698 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2701 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2703 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2704 without DECL_STRUCT_FUNCTION initialized.
2706 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2708 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2709 due to calls to functions taking pointers as parameters.
2711 2007-02-19 Richard Henderson <rth@redhat.com>
2714 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2717 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2719 * config/s390/s390.c (s390_call_saved_register_used,
2720 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2721 accessed to the new scheme.
2723 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2725 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2726 (cris_print_index, cris_print_operand, cris_print_operand_address)
2727 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2728 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2729 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2731 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2732 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2733 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2734 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2735 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2736 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2737 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2738 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2739 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2740 (uminsi3, call, call_value): Ditto.
2741 (define_split: indir_to_reg_split, unnamed): Ditto.
2743 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2745 PR tree-optimization/30975
2746 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2749 2007-02-18 Eric Christopher <echristo@gmail.com>
2751 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2752 Remove use of arglist.
2753 (mips_expand_builtin): Remove use of arglist, pass in expr.
2754 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2755 (mips_expand_builtin_movtf): Ditto.
2756 (mips_expand_builtin_compare): Ditto.
2758 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2760 * tree-sra.c (sra_build_assignment): Replace assertion
2761 checking with a comment explaining why it can't be done.
2763 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2766 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2767 during CALL_EXPR representation conversion.
2768 * tree-ssa-propagate.c (set_rhs): Likewise.
2770 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2772 * tree-sra.c (sra_build_assignment): Disable assertion checking
2775 2007-02-18 Roger Sayle <roger@eyesopen.com>
2777 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2778 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2779 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2781 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2782 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2783 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2784 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2785 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2786 force_gimple_operand): Likewise.
2787 * ipa-cp.c (constant_val_insert): Likewise.
2788 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2789 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2790 perfect_nestify): Likewise.
2791 * langhooks.c (lhd_omp_assignment): Likewise.
2792 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2793 lower_copyprivate_clauses, lower_send_clauses,
2794 lower_send_shared_vars, expand_parallel_call,
2795 expand_omp_for_generic, expand_omp_for_static_nochunk,
2796 expand_omp_for_static_chunk, expand_omp_sections,
2797 lower_omp_single_copy, lower_omp_for_lastprivate,
2798 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2799 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2800 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2803 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2805 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2806 config/sh/sh.md: Follow spelling conventions.
2808 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2809 config/frv/predicates.md: Follow spelling conventions.
2811 * config/m68k/linux-unwind.h: Fix a comment typo.
2812 * target.h: Follow spelling conventions.
2814 2007-02-18 Roger Sayle <roger@eyesopen.com>
2816 PR rtl-optimization/28173
2817 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2818 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2819 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2820 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2821 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2823 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * builtins.c (fold_builtin_load_exponent): New.
2826 (fold_builtin_2): Use it.
2828 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2830 PR rtl-optimization/30773
2831 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2832 if we fail to attach a REG_EQUIV note.
2834 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2835 Roger Sayle <roger@eyesopen.com>
2837 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2839 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2841 * calls.c (initialize_argument_information): Pass original EXP
2842 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2843 code to split complex arguments here, as part of initializing the
2845 (expand_call): Remove code that builds a list of arguments and
2846 inserts implicit arguments into it. Instead, just count how many
2847 implicit arguments there will be so we can determine the size of
2848 the ARGS array, and let initialize_argument_information do the work.
2849 (split_complex_values): Delete unused function.
2851 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2853 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2855 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2857 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2858 for arg pointer based indexed addressing.
2860 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2862 * config/ia64/ia64.h, config/ia64/ia64.md,
2863 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2864 spelling conventions.
2866 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2868 * config/m68k/m68k.c (split_di): New.
2869 * config/m68k/m68k-protos.h: Declare split_di.
2870 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2871 Improve predicate handling and split constant shifts.
2873 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2875 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2876 parameter for register bitfield operations, general predicates
2879 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2881 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2882 * config/m68k/linux-unwind.h: New file.
2884 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2886 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2887 config/i386/athlon.md, config/ia64/ia64.md,
2888 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2889 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2890 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2891 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2892 tree-vect-transform.c: Fix comment typos.
2894 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2896 * sched-deps.c (find_insn_list): Remove.
2897 * sched-int.h: Remove the prototype for find_insn_list.
2899 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2901 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2903 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2904 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2905 darwin_rs6000_override_options.
2906 (C_COMMON_OVERRIDE_OPTIONS): Expect
2907 darwin_macosx_version_min to be non-NULL always.
2908 (TARGET_C99_FUNCTIONS): Likewise.
2909 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2910 (DARWIN_MINVERSION_SPEC): New.
2911 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2912 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2914 (DARWIN_MINVERSION_SPEC): New.
2915 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2917 * config/darwin-c.c (darwin_cpp_builtins): Expect
2918 darwin_macosx_version_min to be non-NULL always.
2920 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2922 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2924 * config/i386/i386.h (x86_use_xchgb): New.
2925 (TARGET_USE_XCHGB): New macro.
2926 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2927 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2928 Split after reload into bswaphi for shifts of 8.
2929 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2930 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2931 or when optimizing for size.
2933 2007-02-16 Richard Guenther <rguenther@suse.de>
2934 Christian Bruel <christian.bruel@st.com>
2936 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2937 DECLs but prefer SSA_NAMEs over DECLs.
2939 2007-02-16 Richard Guenther <rguenther@suse.de>
2941 * tree-flow-inline.h (single_imm_use_p): Remove.
2942 (zero_imm_uses_p): Likewise.
2943 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2944 instead of single_imm_use_p.
2945 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2948 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2951 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2952 nested double- and backquotes.
2954 2007-02-15 Roger Sayle <roger@eyesopen.com>
2957 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2958 should be unreachable.
2959 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2960 For the time being redirect GIMPLE_MODIFY_STMT to the new
2961 (renamed) build_gimple_modify_stmt_stat.
2962 (build2_gimple_stat): Rename to...
2963 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2964 Always build a GIMPLE_MODIFY_STMT node.
2965 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2966 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2969 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2970 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2971 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2972 expand_complex_div_wide): Likewise.
2973 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2974 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2975 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2976 * tree-ssa-loop-manip.c (create_iv): Likewise.
2977 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2978 abs_replacement): Likewise.
2979 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2980 realify_fake_stores): Likewise.
2982 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2983 node rather than a GIMPLE_MODIFY_STMT node.
2984 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2985 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2987 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2988 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2991 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2994 * fold-const.c (fold_comparison): Add back the
2995 folding of constant complex comparisions.
2997 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3000 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3001 effects unknown to this function, return early.
3003 2007-02-15 Ian Lance Taylor <iant@google.com>
3005 * lower-subreg.c (move_eh_region_note): New static function.
3006 (resolve_simple_move): Call it.
3007 (decompose_multiword_subregs): Track blocks for which we resolve a
3008 simple move which is also a control flow insn. Pass them to
3009 find_many_sub_basic_blocks.
3010 (pass_lower_subreg): Add TODO_verify_flow.
3011 (pass_lower_subreg2): Likewise.
3013 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3014 Brooks Moses <brooks.moses@codesourcery.com>
3015 Lee Millward <lee.millward@codesourcery.com>
3017 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3018 (VL_EXP_CLASS_P): New.
3019 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3021 (TREE_OPERAND_CHECK_CODE): Likewise.
3022 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3023 (TREE_RTL_OPERAND_CHECK): Likewise.
3024 (tree_operand_check_failed): Make second parameter the whole tree
3025 instead of its code. Fixed callers.
3026 (VL_EXP_CHECK): New.
3027 (TREE_OPERAND_LENGTH): New.
3028 (VL_EXP_OPERAND_LENGTH): New.
3029 (CALL_EXPR_FN): New.
3030 (CALL_EXPR_STATIC_CHAIN): New.
3031 (CALL_EXPR_ARGS): New.
3032 (CALL_EXPR_ARG): New.
3033 (call_expr_nargs): New.
3034 (CALL_EXPR_ARGP): New.
3035 (build_nt_call_list): Declare.
3036 (build_vl_exp_stat): Declare.
3037 (build_vl_exp): New.
3038 (build_call_list): Declare.
3039 (build_call_nary): Declare.
3040 (build_call_valist): Declare.
3041 (build_call_array): Declare.
3042 (call_expr_arg): Declare.
3043 (call_expr_argp): Declare.
3044 (call_expr_arglist): Declare.
3045 (fold_build_call_list): Declare.
3046 (fold_build_call_list_initializer): Declare.
3047 (fold_call_expr): Declare to replace fold_builtin.
3048 (fold_builtin_fputs): Update to agree with modified definition.
3049 (fold_builtin_strcpy): Likewise.
3050 (fold_builtin_strncpy): Likewise.
3051 (fold_builtin_memory_chk): Likewise.
3052 (fold_builtin_stxcpy_chk): Likewise.
3053 (fold_builtin_strncpy_chk): Likewise.
3054 (fold_builtin_next_arg): Likewise.
3055 (fold_build_call_expr): Declare.
3056 (fold_builtin_call_list): Declare.
3057 (fold_builtin_call_valist): Declare.
3058 (build_call_expr): Declare.
3059 (validate_arglist): Update to agree with modified definition.
3060 (tree_operand_length): New.
3061 (call_expr_arg_iterator): New.
3062 (init_call_expr_arg_iterator): New.
3063 (next_call_expr_arg): New.
3064 (first_call_expr_arg): New.
3065 (more_call_expr_args_p): New.
3066 (FOR_EACH_CALL_EXPR_ARG): New.
3068 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3069 and tcc_gimple_stmt.
3070 (tree_code_size): Update documentation. Use sizeof (tree) rather
3071 than sizeof (char *).
3072 (tree_size): Likewise. Add case for tcc_vl_exp.
3073 (tree_node_structure): Add case for tcc_vl_exp.
3074 (contains_placeholder_p): Likewise.
3075 (substitute_in_expr): Likewise.
3076 (substitute_placeholder_in_expr): Likewise.
3077 (stabilize_reference_1): Likewise.
3078 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3079 to diagnose breakage of this interface for constructing CALL_EXPRs.
3080 (build_nt): Add similar assertion here.
3081 (build_nt_call_list): New.
3082 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3083 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3085 (get_callee_fndecl): Use new CALL_EXPR accessors.
3086 (tree_operand_check_failed): Change parameters to pass entire node
3087 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3088 (process_call_operands): New.
3089 (build_vl_exp_stat): New.
3090 (build_call_list): New.
3091 (build_call_nary): New.
3092 (build_call_valist): New.
3093 (build_call_array): New.
3094 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3095 (call_expr_arglist): New.
3097 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3098 tcc_vl_exp instead of a fixed-size tcc_expression.
3100 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3101 accessors for CALL_EXPRs.
3102 (AGGR_INIT_EXPR): Likewise.
3104 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3105 Brooks Moses <brooks.moses@codesourcery.com>
3106 Lee Millward <lee.millward@codesourcery.com>
3108 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3109 (expand_builtin_nonlocal_goto): Change parameter to be entire
3110 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3111 (expand_builtin_prefetch): Likewise.
3112 (expand_builtin_classify_type): Likewise.
3113 (mathfn_built_in): Return NULL_TREE instead of 0.
3114 (expand_errno_check): Use new CALL_EXPR accessors.
3115 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3116 Return NULL_RTX instead of 0.
3117 (expand_builtin_mathfn_2): Likewise.
3118 (expand_builtin_mathfn_3): Likewise.
3119 (expand_builtin_interclass_mathfn): Likewise.
3120 (expand_builtin_sincos): Likewise.
3121 (expand_builtin_cexpi): Likewise.
3122 (expand_builtin_int_roundingfn): Likewise.
3123 (expand_builtin_int_roundingfn_2): Likewise.
3124 (expand_builtin_pow): Likewise.
3125 (expand_builtin_powi): Likewise.
3126 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3127 of arglist, fixing callers appropriately. Use new CALL_EXPR
3128 accessors and constructors. Return NULL_RTX instead of 0.
3129 (expand_builtin_strstr): Likewise.
3130 (expand_builtin_strchr): Likewise.
3131 (expand_builtin_strrchr): Likewise.
3132 (expand_builtin_strpbrk): Likewise.
3133 (expand_builtin_memcpy): Likewise.
3134 (expand_builtin_mempcpy): Likewise.
3135 (expand_builtin_mempcpy_args): New.
3136 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3137 (expand_builtin_memmove_args): New.
3138 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3139 (expand_movstr): Likewise.
3140 (expand_builtin_strcpy): Likewise.
3141 (expand_builtin_strcpy_args): New.
3142 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3143 (expand_builtin_strncpy): Likewise.
3144 (expand_builtin_memset): Likewise.
3145 (expand_builtin_memset_args): New.
3146 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3147 (expand_builtin_memcmp): Likewise.
3148 (expand_builtin_strcmp): Likewise.
3149 (expand_builtin_strncmp): Likewise.
3150 (expand_builtin_strcat): Likewise.
3151 (expand_builtin_strncat): Likewise.
3152 (expand_builtin_strspn): Likewise.
3153 (expand_builtin_strcspn): Likewise.
3154 (expand_builtin_args_info): Likewise.
3155 (expand_builtin_va_start): Likewise.
3156 (gimplify_va_arg_expr): Likewise.
3157 (expand_builtin_va_end): Likewise.
3158 (expand_builtin_va_copy): Likewise.
3159 (expand_builtin_frame_address): Likewise.
3160 (expand_builtin_alloca): Likewise.
3161 (expand_builtin_bswap): Likewise.
3162 (expand_builtin_unop): Likewise.
3163 (expand_builtin_fputs): Likewise.
3164 (expand_builtin_expect): Likewise.
3165 (expand_builtin_fabs): Likewise.
3166 (expand_builtin_copysign): Likewise.
3167 (expand_builtin_printf): Likewise.
3168 (expand_builtin_fprintf): Likewise.
3169 (expand_builtin_sprintf): Likewise.
3170 (expand_builtin_init_trampoline): Likewise.
3171 (expand_builtin_signbit): Likewise.
3172 (expand_builtin_fork_or_exec): Likewise.
3173 (expand_builtin_sync_operation): Likewise.
3174 (expand_builtin_compare_and_swap): Likewise.
3175 (expand_builtin_lock_test_and_set): Likewise.
3176 (expand_builtin_lock_release): Likewise.
3177 (expand_builtin): Likewise.
3178 (builtin_mathfn_code): Likewise.
3180 (fold_builtin_constant_p): Pass call arguments individually instead
3181 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3182 accessors and constructors. Return NULL_TREE instead of 0.
3183 (fold_builtin_expect): Likewise.
3184 (fold_builtin_classify_type): Likewise.
3185 (fold_builtin_strlen): Likewise.
3186 (fold_builtin_nan): Likewise.
3187 (integer_valued_real_p): Likewise.
3188 (fold_trunc_transparent_mathfn): Likewise.
3189 (fold_fixed_mathfn): Likewise.
3190 (fold_builtin_cabs): Likewise.
3191 (fold_builtin_sqrt): Likewise.
3192 (fold_builtin_cbrt): Likewise.
3193 (fold_builtin_cos): Likewise.
3194 (fold_builtin_cosh): Likewise.
3195 (fold_builtin_tan): Likewise.
3196 (fold_builtin_sincos): Likewise.
3197 (fold_builtin_cexp): Likewise.
3198 (fold_builtin_trunc): Likewise.
3199 (fold_builtin_floor): Likewise.
3200 (fold_builtin_ceil): Likewise.
3201 (fold_builtin_round): Likewise.
3202 (fold_builtin_int_roundingfn): Likewise.
3203 (fold_builtin_bitop): Likewise.
3204 (fold_builtin_bswap): Likewise.
3205 (fold_builtin_logarithm): Likewise.
3206 (fold_builtin_hypot): Likewise.
3207 (fold_builtin_pow): Likewise.
3208 (fold_builtin_powi): Likewise.
3209 (fold_builtin_exponent): Likewise.
3210 (fold_builtin_memset): Likewise.
3211 (fold_builtin_bzero): Likewise.
3212 (fold_builtin_memory_op): Likewise.
3213 (fold_builtin_bcopy): Deleted; call site changed to invoke
3214 fold_builtin_memory_op directly.
3215 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3216 (fold_builtin_strncpy): Likewise.
3217 (fold_builtin_memcmp): Likewise.
3218 (fold_builtin_strcmp): Likewise.
3219 (fold_builtin_strncmp): Likewise.
3220 (fold_builtin_signbit): Likewise.
3221 (fold_builtin_copysign): Likewise.
3222 (fold_builtin_isascii): Likewise.
3223 (fold_builtin_toascii): Likewise.
3224 (fold_builtin_isdigit): Likewise.
3225 (fold_builtin_fabs): Likewise.
3226 (fold_builtin_abs): Likewise.
3227 (fold_builtin_fmin_fmax): Likewise.
3228 (fold_builtin_carg): Likewise.
3229 (fold_builtin_classify): Likewise.
3230 (fold_builtin_unordered_cmp): Likewise.
3232 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3233 New functions split out from fold_builtin_1.
3234 (fold_builtin_n): New.
3235 (fold_builtin_varargs): New.
3236 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3238 (fold_call_expr): New.
3239 (build_function_call_expr): Rewrite to use new helper function.
3240 (fold_builtin_call_list): New.
3241 (build_call_expr): New.
3242 (fold_builtin_call_valist): New.
3243 (rewrite_call_expr): New.
3244 (validate_arg): New.
3245 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3246 of an arglist. Change return type to bool. Use new CALL_EXPR
3249 (fold_builtin_strstr): Pass call arguments individually instead
3250 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3251 accessors and constructors. Return NULL_TREE instead of 0.
3252 (fold_builtin_strchr): Likewise.
3253 (fold_builtin_strrchr): Likewise.
3254 (fold_builtin_strpbrk): Likewise.
3255 (fold_builtin_strcat): Likewise.
3256 (fold_builtin_strncat): Likewise.
3257 (fold_builtin_strspn): Likewise.
3258 (fold_builtin_strcspn): Likewise.
3259 (fold_builtin_fputs): Likewise.
3260 (fold_builtin_next_arg): Likewise.
3261 (fold_builtin_sprintf): Likewise.
3263 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3264 NULL_RTX instead of 0.
3265 (expand_builtin_memory_chk): Likewise.
3266 (maybe_emit_chk_warning): Likewise.
3267 (maybe_emit_sprintf_chk_warning): Likewise.
3269 (fold_builtin_object_size): Pass call arguments individually instead
3270 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3271 accessors and constructors. Return NULL_TREE instead of 0.
3272 (fold_builtin_memory_chk): Likewise.
3273 (fold_builtin_stxcpy_chk): Likewise.
3274 (fold_builtin_strncpy_chk): Likewise.
3275 (fold_builtin_strcat_chk): Likewise.
3276 (fold_builtin_strcat_chk): Likewise.
3277 (fold_builtin_strncat_chk): Likewise.
3278 (fold_builtin_sprintf_chk): Likewise.
3279 (fold_builtin_snprintf_chk): Likewise.
3280 (fold_builtin_printf): Likewise.
3281 (fold_builtin_vprintf): Likewise.
3283 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3285 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3286 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3287 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3288 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3289 (fold_unary): Likewise.
3290 (fold_binary): Likewise.
3291 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3292 ternary expressions.
3293 (fold): Add logic for tcc_vl_exp.
3294 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3295 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3296 (fold_build3_stat): Add assertion to flag broken interface for
3297 constructing CALL_EXPRs.
3298 (fold_build_call_list): New.
3299 (fold_build_call_list_initializer): New.
3300 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3302 (fold_strip_sign_ops): Likewise.
3304 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3305 Brooks Moses <brooks.moses@codesourcery.com>
3306 Lee Millward <lee.millward@codesourcery.com>
3308 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3309 accessors and dump arguments explicitly.
3311 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3313 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3315 (print_call_name): Use new CALL_EXPR accessors.
3317 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3318 CALL_EXPR arguments explicitly instead of as a list. Use
3319 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3321 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3322 (vrp_visit_stmt): Likewise.
3324 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3325 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3327 (force_move_till_expr): Likewise.
3329 * targhooks.c (default_external_stack_protect_fail): Use
3330 build_call_expr instead of build_function_call_expr.
3331 (default_hidden_stack_protect_fail): Likewise.
3333 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3336 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3337 and walk arguments explicitly.
3339 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3340 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3341 (expand_simple_operations): Likewise.
3342 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3344 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3345 of TREE_CODE_LENGTH.
3346 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3348 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3349 instead of TREE_CODE_LENGTH.
3351 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3352 (tree_ic_transform): Likewise.
3353 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3354 parameter instead of arglist. Fix callers.
3355 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3356 (tree_stringops_transform): Likewise.
3357 (tree_indirect_call_to_profile): Likewise.
3358 (tree_stringops_values_to_profile): Likewise.
3360 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3361 (eliminate_tail_call): Likewise.
3363 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3365 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3366 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3368 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3370 * omp-low.c (build_omp_barrier): Use build_call_expr.
3371 (lower_rec_input_clauses): Likewise.
3372 (lower_reduction_clauses): Likewise.
3373 (expand_parallel_call): Likewise.
3374 (maybe_catch_exception): Likewise.
3375 (expand_omp_for_generic): Likewise.
3376 (expand_omp_for_static_nochunk): Likewise.
3377 (expand_omp_sections): Likewise.
3378 (lower_omp_single_simple): Likewise.
3379 (lower_omp_single_copy): Likewise.
3380 (lower_omp_master): Likewise.
3381 (lower_omp_ordered): Likewise.
3382 (lower_omp_critical): Likewise.
3384 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3385 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3387 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3388 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3389 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3391 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3392 and generalize to handle any number of operands.
3393 (chrec_contains_undetermined): Likewise.
3394 (tree_contains_chrecs): Likewise.
3395 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3397 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3399 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3400 fold_call_expr instead of fold_builtin.
3401 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3402 match declarations there.
3403 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3406 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3407 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3409 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3410 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3412 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3415 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3416 (execute_cse_sincos): Use new CALL_EXPR accessors.
3418 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3420 * gimple-low.c (lower_function_body): Use build_call_expr.
3421 (lower_builtin_setjmp): Likewise.
3423 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3424 (set_storage_via_libcall): Likewise.
3425 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3426 instead of TREE_CODE_LENGTH.
3427 (expand_expr_real_1): Use new CALL_EXPR accessors.
3429 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3430 generalize to handle any number of operands.
3431 (TB_parent_eq): Likewise.
3433 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3434 (strip_builtin_expect): Likewise.
3436 * function.c (gimplify_parameters): Use build_call_expr.
3438 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3439 instead of TREE_CODE_LENGTH.
3441 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3442 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3444 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3447 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3448 (gimplify_decl_expr): Likewise.
3449 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3450 Use new CALL_EXPR iterators.
3451 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3452 (gimplify_modify_expr_to_memset): Likewise.
3453 (gimplify_variable_sized_compare): Likewise.
3454 (gimplify_omp_atomic_fetch_op): Likewise.
3455 (gimplify_omp_atomic_pipeline): Likewise.
3456 (gimplify_omp_atomic_mutex): Likewise.
3457 (gimplify_function_tree): Likewise.
3459 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3460 (call_expr_flags): Likewise.
3461 (expand_call): Likewise.
3463 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3464 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3467 * coverage.c (create_coverage): Use build_call_expr.
3469 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3470 (temp_call_expr_obstack): New.
3471 (pool_copy_list): Delete.
3472 (temp_copy_call_expr): New.
3473 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3474 CALL_EXPR accessors. Get rid of special goo for copying argument
3475 lists and use temp_copy_call_expr instead.
3476 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3477 CALL_EXPR accessors.
3478 (create_expression_by_pieces): Likewise. Use build_call_array
3479 to construct the result instead of fold_build3.
3480 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3481 dealing with argument lists.
3482 (init_pre): Remove references to expression_node_pool and
3483 list_node_pool. Init temp_call_expr_obstack instead.
3484 (fini_pre): Remove references to expression_node_pool and
3487 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3488 and walk arguments explicitly instead of as a list.
3490 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3491 (mx_register_decls): Likewise.
3492 (mudflap_register_call): Likewise.
3493 (mudflap_finish_file): Likewise.
3495 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3496 (ipa_callsite_compute_param): Likewise.
3498 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3499 accessors and constructor.
3501 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3502 accessors and constructor.
3503 (convert_tramp_reference): Likewise.
3504 (convert_call_expr): Likewise.
3505 (finalize_nesting_tree_1): Likewise.
3507 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3510 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3512 * tree-inline.c (initialize_inlined_parameters): Pass entire
3513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3515 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3516 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3518 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3519 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3520 (vectorizable_reduction): Likewise.
3521 (vectorizable_call): Use new CALL_EXPR iterators.
3522 (vectorizable_conversion): Use build_call_expr.
3523 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3524 (vect_gen_widened_results_half): Use build_call_expr.
3525 (vect_setup_realignment): Likewise.
3526 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3528 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3529 (pass_through_call): Likewise.
3530 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3533 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3534 (tree_gen_pow2_profiler): Likewise.
3535 (tree_gen_one_value_profiler): Likewise.
3536 (tree_gen_ic_func_profiler): Likewise.
3537 (tree_gen_average_profiler): Likewise.
3538 (tree_gen_ior_profiler): Likewise.
3540 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3541 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3542 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3544 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3545 of TREE_CODE_LENGTH.
3547 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3548 of TREE_CODE_LENGTH.
3550 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3552 (convert_to_integer): Likewise.
3554 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3557 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3558 Brooks Moses <brooks.moses@codesourcery.com>
3559 Lee Millward <lee.millward@codesourcery.com>
3561 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3563 * config/frv/frv.c (frv_expand_builtin): Likewise.
3564 * config/s390/s390.c (s390_expand_builtin): Likewise.
3566 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3567 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3569 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3570 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3571 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3572 (ix86_expand_store_builtin): Likewise.
3573 (ix86_expand_unop_builtin): Likewise.
3574 (ix86_expand_unop1_builtin): Likewise.
3575 (ix86_expand_sse_compare): Likewise.
3576 (ix86_expand_sse_comi): Likewise.
3577 (ix86_expand_vec_init_builtin): Likewise.
3578 (ix86_expand_vec_ext_builtin): Likewise.
3579 (ix86_expand_vec_set_builtin): Likewise.
3580 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3582 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3583 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3585 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3586 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3587 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3589 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3591 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3592 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3593 arglist. Use new CALL_EXPR accessors. Fix callers.
3594 (altivec_expand_abs_builtin): Likewise.
3595 (rs6000_expand_binop_builtin): Likewise.
3596 (altivec_expand_predicate_builtin): Likewise.
3597 (altivec_expand_lv_builtin): Likewise.
3598 (spe_expand_stv_builtin): Likewise.
3599 (altivec_expand_stv_builtin): Likewise.
3600 (rs6000_expand_ternop_builtin): Likewise.
3601 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3602 (altivec_expand_st_builtin): Likewise.
3603 (altivec_expand_dst_builtin): Likewise.
3604 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3605 arglist. Use new CALL_EXPR accessors. Fix callers.
3606 (altivec_expand_vec_set_builtin): Likewise.
3607 (altivec_expand_vec_ext_builtin): Likewise.
3608 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3609 (spe_expand_builtin): Likewise.
3610 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3611 arglist. Use new CALL_EXPR accessors. Fix callers.
3612 (spe_expand_evsel_builtin): Likewise.
3613 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3614 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3616 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3617 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3618 (arm_expand_unop_builtin): Likewise.
3619 (arm_expand_builtin): Use new CALL_EXPR accessors.
3621 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3624 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3625 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3626 (bfin_expand_unop_builtin): Likewise.
3627 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3630 Brooks Moses <brooks.moses@codesourcery.com>
3631 Lee Millward <lee.millward@codesourcery.com>
3633 * c-semantics.c (build_stmt): Add internal diagnostic check.
3635 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3636 accessors. Print arguments explicitly instead of as a list.
3638 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3640 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3641 (c_finish_omp_flish): Likewise.
3643 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3644 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3645 instead of TREE_CODE_LENGTH.
3646 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3647 (c_warn_unused_result): Likewise.
3649 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3652 * doc/invoke.texi (Warning Options): Remove
3653 -Werror-implicit-function-declaration.
3654 (Wimplicit-function-declaration): Update description.
3655 * opts.c (common_handle_option): Move handling of -Werror=* to...
3656 (enable_warning_as_error): ...here.
3657 * opts.h (enable_warning_as_error): Declare.
3658 * c-decl.c (implicit_decl_warning): Unless
3659 -Wno-implicit-function-declaration is given, emit a pedwarn if
3660 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3661 * c.opt (Wimplicit-function-declaration): Replace
3662 mesg_implicit_function_declaration with
3663 warn_implicit_function_declaration.
3664 * c-opts.c (c_common_handle_option):
3665 -Werror-implicit-function-declaration is exactly equal as
3666 -Werror=implicit-function-declaration.
3667 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3668 warn_implicit_function_declaration.
3669 (c_common_post_options): -Wimplict-function-declaration is enabled
3670 by default by -std=c99, otherwise is disabled by default.
3671 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3675 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3676 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3677 former is ignored but not the latter.
3679 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3681 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3682 is made and the reference doesn't use the alias set of its type,
3683 do not create the temporary using that type.
3685 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3687 * jump.c: Remove prototypes for delete_computation and
3688 delete_prior_computation.
3690 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3692 * jump.c (get_label_after): Delete.
3693 (get_label_before, delete_computation, delete_jump,
3694 delete_prior_computation, follow_jumps): Move...
3695 * reorg.c (delete_computation, delete_prior_computation): ... here...
3696 (get_label_before, delete_jump): ... making these static ...
3697 (follow_jumps): ... and simplifying this since it only runs after
3699 * rtl.h (get_label_after, get_label_before, delete_jump,
3700 follow_jumps): Delete prototypes.
3702 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3704 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3706 2007-02-15 Nick Clifton <nickc@redhat.com>
3708 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3709 order to prevent it from being munged by the target.
3711 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md: Remove misleading comment.
3715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3717 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3718 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3723 * tree-sra.c (instantiate_missing_elements): Canonicalize
3725 (sra_build_assignment): New.
3726 (generate_copy_inout, generate_element_copy,
3727 generate_element_zero, generate_one_element_init): Use it.
3729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3731 * tree-sra.c (instantiate_missing_elements): Canonicalize
3733 (sra_build_assignment): New.
3734 (generate_copy_inout, generate_element_copy,
3735 generate_element_zero, generate_one_element_init): Use it.
3737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3739 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3742 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3745 types as aggregates not scalars.
3746 * function.c (assign_stack_temp_for_type): Likewise.
3748 2007-02-14 Roger Sayle <roger@eyesopen.com>
3749 Zdenek Dvorak <dvorakz@suse.cz>
3751 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3754 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3756 * passes.c (next_pass_1): Clear the next field of the copied
3759 2007-02-14 Richard Henderson <rth@redhat.com>
3761 * tree-sra.c (early_sra): New.
3762 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3763 (tree_sra_early, pass_sra_early): New.
3764 * tree-pass.h (pass_sra_early): Declare.
3765 * passes.c (init_optimization_passes): Use it.
3767 2007-02-14 Richard Guenther <rguenther@suse.de>
3769 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3771 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3773 PR tree-optimization/30771
3774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3776 (vect_analyze_operations): Induction phis can now be marked as
3778 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3779 Update documentation accordingly.
3781 2007-02-14 Nick Clifton <nickc@redhat.com>
3783 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3784 most 3 arguments are supported.
3785 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3787 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3789 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3790 Ensure dst->current is valid.
3792 2007-02-13 Paul Brook <paul@codesourcery.com>
3794 * config.gcc: Add arm*-*-uclinux-*eabi.
3795 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3796 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3797 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3798 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3799 (LINK_SPEC): Define.
3801 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3803 * config/arm/uclinux-eabi.h: New file.
3804 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3805 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3808 2007-02-13 Ian Lance Taylor <iant@google.com>
3810 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3811 * flags.h (warn_strict_overflow): Declare.
3812 (enum warn_strict_overflow_code): Define.
3813 (issue_strict_overflow_warning): New static inline function.
3814 * opts.c (warn_strict_overflow): New variable.
3815 (common_handle_option): Handle OPT_Wstrict_overflow and
3816 OPT_Wstrict_overflow_.
3817 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3819 * fold-const.c: Include intl.h.
3820 (fold_deferring_overflow_warnings): New static variable.
3821 (fold_deferred_overflow_warning): New static variable.
3822 (fold_deferred_overflow_code): New static variable.
3823 (fold_defer_overflow_warnings): New function.
3824 (fold_undefer_overflow_warnings): New function.
3825 (fold_undefer_and_ignore_overflow_warnings): New function.
3826 (fold_deferring_overflow_warnings_p): New function.
3827 (fold_overflow_warning): New static function.
3828 (make_range): Add strict_overflow_p parameter. Change all
3830 (extract_muldiv, extract_muldiv_1): Likewise.
3831 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3832 tree_expr_nonnegative_p.
3833 (fold_negate_expr): Call fold_overflow_warning.
3834 (fold_range_test): Likewise.
3835 (fold_comparison): Likewise.
3836 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3837 instead of tree_expr_nonnegative_p.
3838 (tree_expr_nonnegative_warnv_p): Rename from
3839 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3840 (tree_expr_nonnegative_p): New function.
3841 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3842 strict_overflow_p parameter.
3843 (tree_expr_nonzero_p): New function.
3844 * passes.c (verify_interpass_invariants): New static function.
3845 (execute_one_pass): Call it.
3846 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3848 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3849 (estimate_numbers_of_iterations): Likewise.
3850 (scev_probably_wraps_p): Likewise.
3851 * tree-ssa-ccp.c: Include "toplev.h".
3852 (evaluate_stmt): Defer fold overflow warnings until we know we are
3854 (struct fold_stmt_r_data): Add stmt field.
3855 (fold_stmt_r): Defer fold overflow warnings until we know we
3857 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3858 (fold_stmt_inplace): Likewise.
3859 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3860 (cleanup_control_expr_graph): Defer fold overflow warnings until
3861 we know we are going to optimize.
3862 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3863 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3865 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3866 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3867 * tree-ssa-loop-manip.c (create_iv): Likewise.
3868 * c-typeck.c (build_conditional_expr): Likewise.
3869 (build_binary_op): Likewise.
3870 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3871 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3872 (extract_range_from_unary_expr): Likewise.
3873 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3874 assuming that signed overflow does not occur.
3875 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3876 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3877 (fold_defer_overflow_warnings): Declare.
3878 (fold_undefer_overflow_warnings): Declare.
3879 (fold_undefer_and_ignore_overflow_warnings): Declare.
3880 (fold_deferring_overflow_warnings_p): Declare.
3881 (tree_expr_nonzero_warnv_p): Declare.
3882 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3884 (Warning Options): Document -Wstrict-overflow.
3885 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3886 (tree-ssa-ccp.o): Likewise.
3887 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3888 (fold-const.o): Depend on intl.h.
3890 2007-02-13 Ian Lance Taylor <iant@google.com>
3893 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3896 2007-02-13 Stuart Hastings <stuart@apple.com>
3898 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3900 2007-02-13 Richard Henderson <rth@redhat.com>
3902 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3903 handled_component_p before looking for the indirect_ref.
3905 2007-02-13 Richard Henderson <rth@redhat.com>
3907 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3908 remove flags clobber.
3909 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3910 (bswaphi_lowpart): New.
3911 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3912 remove TARGET_BSWAP test. Delete expander of the same name.
3914 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3915 (expand_unop): Use them.
3917 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3919 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3920 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3921 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3922 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3923 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3924 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3925 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3926 assembler dialect choice from asm templates.
3928 2007-02-12 Richard Henderson <rth@redhat.com>
3930 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3931 (fixuns_trunc<SSEMODEF>si2): Use it.
3932 * config/i386/sse.md (vec_setv4sf_0): Export.
3933 * config/i386/i386.c (ix86_build_const_vector): Export.
3934 (ix86_split_convert_uns_si_sse): Rename from
3935 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3936 * config/i386/i386-protos.h: Update.
3938 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3941 * c-typeck.c (c_finish_return): Improve warning message.
3943 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3945 * alias.c (find_symbolic_term): Delete unused function.
3947 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3950 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3951 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3955 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3956 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3957 the function, temporarily point the debug interface to the null one.
3959 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3961 * dwarf2out.c (round_up_to_align): New static function.
3962 (field_byte_offset): Use it to round the offset.
3964 2007-02-12 Richard Henderson <rth@redhat.com>
3966 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3967 (inswl_const): Export.
3969 2007-02-12 Richard Henderson <rth@redhat.com>
3971 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3972 result mode of the libcall, convert back to outmode.
3974 2007-02-12 Roger Sayle <roger@eyesopen.com>
3976 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3977 (bswapdi2): New define_expand to implement 32-bit implementation.
3979 2007-02-12 Nick Clifton <nickc@redhat.com>
3981 * doc/invoke.texi (Overall Options): Document --help=.
3982 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3983 (cc1_options): Pass --help= on to cc1.
3984 (display_help): Add description of --help=.
3985 (process_command): Add code to handle --help=. Allow translated
3986 --help and --target-help switches to be passed on to compiler
3988 (main): Remove unused if statement.
3989 * opts.c (columns): Remove.
3990 (LEFT_COLUMN): Define.
3991 (wrap_help): Add columns argument.
3992 (print_filtered_help): Change parameters to be an include bitmask,
3993 an exclude bitmask, an any bitmask and the column width. Move the
3994 code to display the params list here. Add code to display the
3995 status of options rather than their descriptions if the quiet flag
3997 (print_specific_help): Change parameters to be an include bitmask,
3998 an exclude bitmask and an any bitmask. Move code to look up the
3999 column width here. Decide upon the title for an options listing.
4000 (common_handle_options): Add code to handle --help=. Adapt code
4001 for --help and --target-help to use the revised form of the
4002 print_specific_help function.
4003 (print_help): Delete.
4004 (print_param_help): Delete.
4005 (print_switch): Delete.
4006 * opts.h (cl_lang_count): Add prototype.
4007 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4008 CL_MAX_OPTION_CLASS): New defines.
4009 * optc-gen.awk: Add construction of cl_lang_count.
4010 * c.opt: Add Warning attribute to warning options and Optimization
4011 attribute to optimization options.
4012 * common.opt: Likewise.
4014 Add -fhelp and -ftarget-help as aliases for the transformed --help
4015 and --target-help options.
4016 * opt-functions.awk: Add code to handle Warning and Optimization
4019 2007-02-12 Richard Henderson <rth@redhat.com>
4021 * config/alpha/constraints.md: New file.
4022 * config/alpha/alpha.c: Include tm-constrs.h.
4023 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4024 alpha_extra_constraint): Remove.
4025 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4026 * config/alpha/alpha-protos.h: Update.
4027 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4028 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4029 (EXTRA_CONSTRAINT): Remove.
4030 * config/alpha/alpha.md: Include constraints.md.
4031 (adddi splitter): Use satisfies_constraint_*.
4032 * config/alpha/predicates.md (add_operand): Likewise.
4033 (sext_add_operand, addition_operation): Likewise.
4035 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4037 PR tree-optimization/29145
4038 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4039 in our handling of restrict qualified pointers.
4041 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4044 * doc/invoke.texi (Wunused-value): Update description.
4045 (Wextra): Delete item.
4046 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4047 value of Wunused-value.
4048 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4049 (c_finish_stmt_expr): Don't check extra_warnings.
4050 (emit_side_effect_warnings): The caller is responsible to check
4053 2007-02-11 Roger Sayle <roger@eyesopen.com>
4054 Matt Thomas <matt@3am-software.com>
4056 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4058 2007-02-11 Roger Sayle <roger@eyesopen.com>
4060 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4061 comparisons of POPCOUNT against zero.
4062 (simplify_const_relational_operation): Likewise.
4064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4066 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4068 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4070 * dwarf2out.c (root_type): Delete unused function.
4072 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4074 * genattrtab.c (contained_in_p): Delete unused function.
4075 (write_expr_attr_cache): Likewise.
4077 2007-02-11 Jan Hubicka <jh@suse.cz>
4079 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4082 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4084 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4085 to add the REG_EQ* note.
4086 * see.c (see_merge_one_use_extension): Likewise.
4087 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4088 turn REG_EQUAL notes into REG_EQUIV notes if the target
4089 register may have more than one set.
4090 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4091 * gcse.c (try_replace_reg): Likewise.
4092 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4093 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4094 more than one REG_EQUIV note.
4095 * reload1.c (gen_reload): Use set_unique_reg_note.
4097 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4100 (ix86_builtin_conversion): New function.
4102 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4105 * tree.h (DECL_REPLACEABLE_P): New macro.
4106 * except.c (set_nothrow_function_flags): Likewise.
4108 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4109 Ira Rosen <irar@il.ibm.com>
4110 Dorit Nuzman <dorit@il.ibm.com>
4112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4113 * targhooks.c (default_builtin_vectorized_conversion): New.
4114 * targhooks.h (default_builtin_vectorized_function): New declaration.
4115 * target.h (struct vectorize): Add builtin_conversion field.
4116 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4117 stmt_vec_info_type value.
4118 (vectorizable_conversion): New declaration.
4119 * tree-vect-analyze.c (vect_analyze_operations): Add
4120 vectorizable_conversion call.
4121 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4122 * tree-vect-transform.c (vectorizable_conversion): New function.
4123 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4124 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4126 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4127 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4128 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4129 or ALTIVEC_BUILTIN_VCFSX.
4131 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4134 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4135 CONST_DOUBLE and operand 0 is a hard register.
4136 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4137 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4138 is a hard floating-point register.
4140 2007-02-10 Richard Henderson <rth@redhat.com>
4141 Jakub Jelinek <jakub@redhat.com>
4142 Alexandre Oliva <aoliva@redhat.com>
4144 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4145 * builtin-types.def (BT_WORD): Make unsigned.
4146 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4147 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4148 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4149 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4150 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4151 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4153 * expr.c (emutls_var_address): New.
4154 (expand_expr_real_1): Expand emulated tls.
4155 (expand_expr_addr_expr_1): Likewise.
4156 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4157 * output.h (emutls_finish): Declare.
4158 * toplev.c (compile_file): Call it.
4159 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4160 address before wrapping in CONST.
4161 * varasm.c (emutls_htab, emutls_object_type): New.
4162 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4163 (get_emutls_object_name, get_emutls_object_type): New.
4164 (get_emutls_init_templ_addr, emutls_decl): New.
4165 (emutls_common_1, emutls_finish): New.
4166 (assemble_variable): When emulating tls, swap decls; generate
4167 constructor for the emutls objects.
4168 (do_assemble_alias): When emulating tls, swap decl and target name.
4169 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4171 * varpool.c (decide_is_variable_needed): Look at force_output.
4172 Recurse for emulated tls.
4173 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4174 with decide_is_variable_needed.
4175 * emutls.c: New file.
4176 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4177 tls_object for real tls.
4179 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4181 PR rtl-optimization/29599
4182 * reload1.c (eliminate_regs_in_insn): Take the destination
4183 mode into account when computing the offset.
4185 2007-02-09 Stuart Hastings <stuart@apple.com>
4186 Richard Henderson <rth@redhat.com>
4188 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4189 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4190 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4191 fixuns_truncdfhi2): New.
4192 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4193 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4194 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4195 (floatunssidf2): Allow nonimmediate source.
4196 * gcc/config/i386/sse.md (movdi_to_sse): New.
4197 (vec_concatv2di): Drop '*'.
4198 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4199 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4200 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4202 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4203 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4204 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4205 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4206 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4207 ix86_build_const_vector.
4208 (x86_emit_floatuns): Rewrite.
4210 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4212 * genautomata.c (longest_path_length): Delete unused function.
4213 (struct state): Delete unused longest_path_length.
4214 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4215 (get_free_state): Delete unused.
4217 2007-02-09 Jan Hubicka <jh@suse.cz>
4219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4220 * doc/invoke.texi (inline-unit-growth): Update default value.
4222 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4223 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4224 (rebuild_cgraph_edges): Likewise.
4225 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4226 (dump_cgraph_node): Dump frequencies.
4227 (cgraph_clone_edge): Add frequency scales.
4228 (cgraph_clone_node): Add freuqnecy.
4229 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4230 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4231 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4232 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4233 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4234 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4235 (save_inline_function_body): Likewise.
4236 * ipa-inline.c: inluce rtl.h
4237 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4238 (cgraph_edge_badness): Use frequencies.
4239 (cgraph_decide_recursive_inlining): Update clonning.
4240 (cgraph_decide_inlining_of_small_function): Dump frequency.
4241 * predict.c (estimate_bb_frequencies): Export.
4242 * predict.h (estimate_bb_frequencies): Declare.
4243 * tree-inline.c (copy_bb): Watch overflows.
4244 (expand_call_inline): Update call of cgraph_create_edge.
4245 (optimize_inline_calls): Use TODO flags to update frequnecies.
4246 * passes.h: Include predict.h
4247 (init_optimization_passes): Move profile ahead.
4248 (execute_function_todo): Handle TODO_rebuild_frequencies.
4250 2007-02-09 Roger Sayle <roger@eyesopen.com>
4252 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4253 the insbl or inswl pattern into a register.
4255 2007-02-09 Roger Sayle <roger@eyesopen.com>
4257 * config/ia64/ia64.md (bswapdi2): New define_insn.
4259 2007-02-09 Richard Henderson <rth@redhat.com>
4261 * config/i386/constraints.md (Ym): New constraint.
4262 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4263 (movdi_1_rex64): Split sse and xmm general register moves from
4264 memory move alternatives. Use conditional register constraints.
4265 (movsf_1, movdf_integer): Likewise.
4266 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4267 (movdf_integer_rex64): New.
4268 (pushsf_rex64): Fix output constraints.
4269 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4270 (sse2_stored): Likewise.
4271 (sse2_storeq_rex64): New.
4272 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4273 amd and not generic.
4274 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4275 for optimize_size. Remove SF/DFmode hack.
4277 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4279 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4282 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4283 Richard Sandiford <richard@codesourcery.com>
4285 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4286 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4287 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4288 m68k/t-mlib to tmake_file.
4289 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4290 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4291 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4292 Allow it to be cf or m68k. Set m68k_arch_family. If that
4293 variable is not empty, add t-$m68k_arch_family to tmake_file.
4294 Add t-mlibs to tmake_file.
4295 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4296 * config/m68k/t-cf: New file.
4297 * config/m68k/t-m68k: Likewise.
4298 * config/m68k/t-mlibs: Likewise.
4299 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4302 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4305 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4306 (INSTALL_LIBGCC): Delete.
4307 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4308 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4310 (M68K_MLIB_CPU): Define.
4311 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4313 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4315 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4316 Richard Guenther <rguenther@suse.de>
4319 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4320 against INT_MIN/INT_MAX.
4321 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4322 file if a loop is removed.
4324 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4326 * calls.c (store_one_arg): Pass correct alignment to
4327 emit_push_insn for non-BLKmode values.
4328 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4329 unaligned stack slot via a suitably aligned slot.
4331 2007-02-08 DJ Delorie <dj@redhat.com>
4333 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4335 (legal_subregs): Use unsigned char, make const.
4336 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4338 2007-02-08 Paul Brook <paul@codesourcery.com>
4340 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4341 special interworking needed.
4343 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4345 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4346 conditional to __SSE2__.
4347 (Entries below should have been added to first ChangeLog
4348 entry for amdfam10 dated 2007-02-05)
4349 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4351 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4353 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4356 2007-02-08 DJ Delorie <dj@redhat.com>
4358 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4359 * config/m32c/m32c.c (legal_subregs): New.
4360 (m32c_illegal_subreg_p): New.
4361 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4362 unsupported subregs of hard regs.
4364 2007-02-08 Jan Hubicka <jh@suse.cz>
4366 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4367 the same one; always update histograms.
4369 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4371 * passes.c (init_optimization_passes): Tidy comment.
4373 2007-02-08 Roger Sayle <roger@eyesopen.com>
4375 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4376 strip zero_extend, bswap and rotates from POCOUNT's argument.
4377 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4378 zero_extend and rotates from PARITY's argument.
4379 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4380 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4381 of an integer constant at compile-time.
4383 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4386 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4388 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4391 * tree-ssa-live.c (remove_unused_locals): Do not remove
4392 TREE_ADDRESSABLE variables.
4393 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4394 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4395 FOR_CLOBBER. Update all users.
4396 If VAR has an associated alias set, add a virtual operand for
4397 it if no alias is found to conflict with the memory reference.
4399 2007-02-07 Jan Hubicka <jh@suse.cz>
4400 Robert Kidd <rkidd@crhc.uiuc.edu>
4402 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4404 2007-02-07 Ian Lance Taylor <iant@google.com>
4406 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4408 2007-02-07 Roger Sayle <roger@eyesopen.com>
4410 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4411 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4412 tablejumpdi, movsi_to_cr_one): Remove constraints from
4413 define_expand's match_operands.
4415 2007-02-07 Roger Sayle <roger@eyesopen.com>
4417 * global.c (compute_regsets): Move declatation of "i" inside of
4418 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4420 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4423 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4424 of INDIRECT_REF <RESULT_DECL>.
4426 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4428 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4429 Kaz Kojima <kkojima@gcc.gnu.org>
4432 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4434 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4436 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4438 * doc/loop.texi: Document possibility not to perform disambiguation
4439 of loops with multiple latches.
4440 * cfgloopmanip.c (alp_enum_p): Removed.
4441 (add_loop): Handle subloops. Use get_loop_body_with_size.
4442 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4443 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4444 the new forwarder block.
4445 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4446 Handle the case latch is NULL.
4447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4448 when marking loop exits.
4449 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4451 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4452 disambiguate_loops_with_multiple_latches.
4453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4454 before fix_loop_structure.
4455 * cfgloop.c: Include pointer-set.h and output.h.
4456 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4457 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4458 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4459 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4460 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4461 disambiguate_multiple_latches, get_loop_body_with_size,
4462 disambiguate_loops_with_multiple_latches): New functions.
4463 (flow_loop_dump): Dump multiple latch edges.
4464 (flow_loop_nodes_find): Handle loops with multiple latches.
4465 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4466 (glb_enum_p): Modified.
4467 (get_loop_body): Use get_loop_body_with_size.
4468 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4469 (AVOID_CFG_MODIFICATIONS): New constant.
4470 (disambiguate_loops_with_multiple_latches, add_loop,
4471 get_loop_body_with_size): Declare.
4472 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4474 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4477 * global.c (compute_regsets): New function.
4478 (global_alloc): Refactored ELIMINABLE_REGSET
4479 and NO_GLOBAL_ALLOC_REGS computation out.
4480 (rest_of_handle_global_alloc): Call compute_regsets()
4481 for non-optimizing case.
4483 2007-02-06 Richard Henderson <rth@redhat.com>
4485 * config/i386/constraints.md (Y2): Rename from Y.
4486 (Yi): New constraint.
4487 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4488 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4489 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4490 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4491 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4492 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4493 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4494 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4495 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4496 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4497 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4498 vec_extractv2si_1): Change Y constraints to Y2.
4499 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4500 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4501 Change Y constraints to Y2.
4502 (sse2_loadld): Change Y constraints to x.
4504 2007-02-06 Roger Sayle <roger@eyesopen.com>
4506 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4507 (parity<mode>2): New define_expand using rs6000_emit_parity.
4508 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4509 rs6000_emit_parity): New functions.
4510 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4511 rs6000_emit_parity): Prototype here.
4513 2007-02-06 Ian Lance Taylor <iant@google.com>
4515 * lower-subreg.c (simple_move_operand): Reject CONST.
4516 (resolve_clobber): Call validate_change rather than directly
4517 assigning to XEXP (pat, 0).
4519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4521 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4522 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4523 (tree-cfg.o): Remove hashtab.h dependency.
4525 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4526 (struct ivopts_data): Change niters to pointer_map_t.
4527 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4528 (niter_for_exit): Create pointer_map on demand. Change for
4530 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4531 (free_loop_data): Destroy data->niters if created and reset field.
4532 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4533 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4535 * tree-ssa-reassoc.c: Include pointer-set.h.
4536 (bb_rank): Change to long *.
4537 (operand_rank): Change to pointer_map_t.
4538 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4539 (insert_operand_rank): Accept long.
4540 (operand_entry_hash, operand_entry_eq): Remove.
4541 (get_rank): Return long. Adjust for changes above.
4542 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4544 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4546 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4547 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4548 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4550 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4551 directly since it cannot be NULL.
4552 (get_vi_for_tree): Rewrite for pointer_map API.
4553 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4554 (init_alias_vars): Create vi_for_tree as pointer_map.
4555 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4557 * tree-cfg.c: Don't include hashtab.h.
4558 (edge_to_cases): Declare as pointer_map.
4559 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4561 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4562 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4563 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4565 (record_switch_edge): Delete.
4566 (get_cases_for_edge): Adjust for pointer_map API, inline
4567 record_switch_edge (rewritten for new API), remove goto.
4569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4571 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4572 * tree-nested.c: Include pointer-set.h.
4573 (var_map_elt, var_map_eq, var_map_hash): Delete.
4574 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4576 (nesting_info_bitmap_obstack): New.
4577 (lookup_field_for_decl): Adjust for pointer_map API.
4578 (lookup_tramp_for_decl): Adjust for pointer_map API.
4579 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4580 (get_local_debug_decl): Adjust for pointer_map API.
4581 (convert_nl_goto_reference): Adjust for pointer_map API.
4582 (convert_nl_goto_receiver): Adjust for pointer_map API.
4583 (create_nesting_tree): Create outside GGC space. Create bitmap on
4584 the new obstack. Create field_map and var_map as pointer_maps.
4585 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4587 (lower_nested_functions): Move root here, no need to NULL it.
4588 Initialize and release the obstack.
4590 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4592 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4593 Remove prototypes and make them non-static.
4594 (struct tree_int_map): Remove.
4595 * tree.h (struct tree_int_map): Move here, turning TO into an
4597 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4599 * tree.h (TREE_COMPLEXITY): Remove.
4600 (struct tree_exp): Remove complexity field.
4601 * tree.c (build1_stat): Don't set it.
4603 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4604 Victor Kaplansky <victork@il.ibm.com>
4606 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4607 (vect_is_simple_reduction): Support reduction with induction as
4608 one of the operands.
4609 (vect_is_simple_iv_evolution): Fix formatting.
4610 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4611 formatting. Don't mark induction phis for vectorization.
4612 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4613 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4614 (vect_get_vec_def_for_operand): Support induction.
4615 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4617 (vectorizable_reduction): Support reduction with induction as one of
4619 (vectorizable_type_demotion): Use def-type of stmt argument rather
4620 than dummy def-type.
4622 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4623 flag_tree_scev_cprop.
4624 * common.opt (tree-scev-cprop): New flag.
4626 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4627 call to vect_get_new_vect_var.
4629 2007-02-06 Ira Rosen <irar@il.ibm.com>
4631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4632 vectype is not NULL.
4633 (vect_pattern_recog_1): Likewise.
4635 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4637 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4638 (fold_negate_expr): Likewise.
4640 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4643 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4644 even if cv-qualification is the same.
4646 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4648 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4649 __enable_execute_stack on completion.
4651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4653 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4654 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4655 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4656 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4657 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4658 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4659 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4660 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4664 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4665 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4666 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4667 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4668 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4669 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4670 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4671 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4672 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4673 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4674 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4675 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4676 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4677 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4678 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4679 sqrtextenddfxf2_i387): Added amdfam10_decode.
4681 * config/i386/athlon.md (athlon_idirect_amdfam10,
4682 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4683 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4684 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4685 athlon_ivector_store_amdfam10): New define_insn_reservation.
4686 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4691 * config/i386/athlon.md (athlon_call_amdfam10,
4692 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4693 define_insn_reservation.
4694 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4695 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4696 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4700 * config/i386/athlon.md (athlon_sseld_amdfam10,
4701 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4702 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4706 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4707 define_insn_reservation.
4708 * config/i386/i386.md (sseins): Added sseins to define_attr type
4709 and define_attr unit.
4710 * config/i386/sse.md: Set type attribute to sseins for insertq
4713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4715 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4716 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4717 ssecomi_load_amdfam10, ssecomi_amdfam10,
4718 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4719 define_insn_reservation.
4720 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4724 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4725 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4726 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4727 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4728 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4729 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4730 define_insn_reservation.
4732 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4733 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4734 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4735 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4736 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4740 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4741 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4742 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4743 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4744 athlon_ssemul_load_k8): Added amdfam10.
4746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4748 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4749 (x86_sse_unaligned_move_optimal): New variable.
4751 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4753 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4754 for unaligned vector SSE double/single precision loads for AMDFAM10.
4756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4758 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4759 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4760 Define TARGET_CPU_DEFAULT_amdfam10.
4761 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4762 (processor_type): Add PROCESSOR_AMDFAM10.
4764 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4765 processor_type in config/i386/i386.h.
4766 Enable imul peepholes for TARGET_AMDFAM10.
4768 * config.gcc: Add support for --with-cpu option for amdfam10.
4770 * config/i386/i386.c (amdfam10_cost): New variable.
4771 (m_AMDFAM10): New macro.
4772 (m_ATHLON_K8_AMDFAM10): New macro.
4773 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4774 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4775 x86_promote_QImode, x86_integer_DFmode_moves,
4776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4777 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4778 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4779 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4780 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4781 Enable/disable for amdfam10.
4782 (override_options): Add amdfam10_cost to processor_target_table.
4783 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4784 processor_alias_table.
4785 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4786 (ix86_adjust_cost): Add code for amdfam10.
4788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4790 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4791 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4792 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4793 * config/i386/i386.h: Add builtin definition for SSE4A.
4794 * config/i386/i386.md: Add support for ABM instructions
4796 * config/i386/sse.md: Add support for SSE4A instructions
4797 (movntss, movntsd, extrq, insertq).
4798 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4799 Add -march=amdfam10 flag.
4800 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4801 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4803 * doc/extend.texi: Add documentation for SSE4A builtins.
4805 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4807 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4809 2007-02-05 Richard Guenther <rguenther@suse.de>
4811 * tree-vectorizer.h (vectorizable_function): Add argument type
4812 argument, change return type.
4813 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4814 * tree-vect-transform.c (vectorizable_function): Handle extra
4815 argument, return vectorized function decl.
4816 (build_vectorized_function_call): Remove.
4817 (vectorizable_call): Handle calls with result and argument types
4818 differing. Handle loop vectorization factor correctly.
4819 * targhooks.c (default_builtin_vectorized_function): Adjust for
4821 * targhooks.h (default_builtin_vectorized_function): Likewise.
4822 * target.h (builtin_vectorized_function): Add argument type
4824 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4825 extra argument, allow vectorizing of lrintf.
4826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4827 documentation of target hook.
4829 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4832 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4833 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4834 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4836 2007-02-05 Roger Sayle <roger@eyesopen.com>
4838 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4839 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4840 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4841 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4842 before canonicalizing sincos to cexpi.
4843 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4845 2007-02-05 Roger Sayle <roger@eyesopen.com>
4847 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4848 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4849 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4851 2007-02-05 Roger Sayle <roger@eyesopen.com>
4853 * mips-tfile.c (initialize_init_file): Correct endianness test.
4855 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4857 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4862 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4863 saves in a PARALLEL before the register assignments.
4865 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4867 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4868 DWARF_FRAME_RETURN_COLUMN to be a general register.
4869 * dwarf2out.c (init_return_column_size): New function, split from...
4870 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4871 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4872 to be nongeneral registers.
4873 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4875 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4876 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4878 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4880 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4882 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4884 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4885 (remove_path): Use can_remove_branch_p and remove_branch instead
4886 of loop_delete_branch_edge.
4887 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4888 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4889 Update profile using scale_dominated_blocks_in_loop.
4890 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4891 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4892 (can_remove_branch_p, remove_branch): Declare.
4893 * tree-cfg.c (tree_can_remove_branch_p): New function.
4894 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4895 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4896 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4898 2007-02-05 Jan Hubicka <jh@suse.cz>
4901 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4902 nodes in cgraph, don't remove offline copy of the function.
4904 2007-02-04 Jan Hubicka <jh@suse.cz>
4906 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4907 vectors might cause maybe_lookup_element_for_expr to be called
4908 on non-sra-candidate.
4910 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4912 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4913 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4914 spelling conventions.
4916 2007-02-04 Richard Guenther <rguenther@suse.de>
4919 * fold-const.c (try_move_mult_to_index): Make sure to not
4920 overflow one dimension of a multi-dimensional array access.
4922 2007-02-04 Jan Hubicka <jh@suse.cz>
4924 * passes.c (init_optimization_passes): Reindent.
4926 2007-02-04 Jan Hubicka <jh@suse.cz>
4927 Eric Botcazou <ebotcazou@adacore.com>
4929 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4930 (execute_fixup_cfg): Break out the abnormal goto code.
4931 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4932 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4933 (optimize_inline_calls): Call make_nonlocal_label_edges.
4935 2007-02-04 Jan Hubicka <jh@suse.cz>
4937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4938 true when something was changed.
4939 (rename_ssa_copies): When something was changed, do
4940 TODO_remove_unused_locals.
4941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4942 add TODO_remove_unused_locals when instruction was removed.
4944 2007-02-04 Jan Hubicka <jh@suse.cz>
4946 * ipa-inline.c (try_inline): Improve debug output; work on already
4948 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4949 call try_inline for already inlined edges too when flattening;
4950 inline also functions that make callee growth but overall unit size
4953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4955 * config/m32c/bitops.md, config/m32c/jump.md,
4956 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4957 config/m32r/m32r.h, config/m32r/m32r.md,
4958 config/m32r/predicates.md, config/m68hc11/larith.asm,
4959 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4960 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4961 config/mips/mips-protos.h, config/mips/mips.c,
4962 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4963 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4964 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4965 spelling conventions.
4967 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4968 Follow spelling conventions.
4970 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4972 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4973 warn about C++0x compatibility.
4975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4977 * config/h8300/h8300.c, config/h8300/h8300.h,
4978 config/h8300/h8300.md: Follow spelling conventions.
4980 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4983 * combine.c (try_combine): Do not substitute source operand
4984 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4986 2007-02-03 Jan Hubicka <jh@suse.cz>
4988 PR gcov-profile/30650
4989 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4990 do not divide by zero for never executed counters.
4991 (tree_find_values_to_profile): Fix counters.
4992 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4994 2007-02-03 Ian Lance Taylor <iant@google.com>
4996 * lower-subreg.c (simple_move_operand): New static function,
4997 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4999 (simple_move): Call simple_move_operand.
5000 (find_decomposable_subregs): Add special handling of MEMs.
5001 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5002 meaning of return value. If we see a hard register, test whether
5003 it can store a word_mode value. Change all callers.
5005 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5007 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5008 ftrapv insns and expanders.
5009 (subdi3): Change define_expand operand 1 to arith11_operand, and
5010 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5011 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5012 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5016 * varasm.c (notice_global_symbol): Treat global objects as weak when
5019 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5021 * emit-rtl.c (dconstpi): Delete.
5023 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5024 * real.h (dconstpi): Delete.
5026 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5027 (fold_builtin_hypot): Likewise.
5029 2007-02-03 Tom Tromey <tromey@redhat.com>
5032 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5033 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5035 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5037 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5038 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5039 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5040 config/rs6000/cell.md, config/rs6000/darwin.h,
5041 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5042 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5043 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5044 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5045 typos. Follow spelling conventions.
5046 * doc/invoke.texi: Follow spelling conventions.
5048 2007-02-03 Roger Sayle <roger@eyesopen.com>
5050 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5051 canonicalization transformations that attempt to simplify integer
5052 constant comparisons to become comparisons against zero.
5054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5056 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5058 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5059 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5061 2007-02-02 Mike Stump <mrs@apple.com>
5063 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5064 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5065 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5066 generate a branch island.
5068 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5070 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5071 (xtensa_legitimate_address_p): New.
5072 (xtensa_legitimize_address): New.
5073 (xtensa_output_addr_const_extra): New.
5074 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5076 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5077 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5078 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5079 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5080 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5081 (xtensa_legitimize_address): New.
5082 (xtensa_output_addr_const_extra): New.
5084 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5086 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5088 2007-02-02 Ian Lance Taylor <iant@google.com>
5090 * expmed.c (expand_divmod): Add comment.
5092 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5094 * emit-rtl.c (renumber_insns): Remove.
5095 * flags.h: Remove the extern for flag_renumber_insns.
5096 * rtl.h: Remove the prototype for renumber_insns.
5097 * toplev.c (flag_renumber_insns): Remove.
5099 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5101 Revert for x86 darwin:
5102 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5104 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5105 code before the following patch under TARGET_MACHO.
5106 (ix86_function_value_regno_p): Likewise.
5108 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5110 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5116 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5117 general or fp registers. Add comments.
5118 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5120 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5122 * pointer-set.c (insert_aux): Only return insertion slot.
5123 (pointer_set_insert): Adjust.
5124 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5125 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5126 pointer_map_traverse): New.
5127 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5128 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5129 pointer_map_contains, pointer_map_traverse): Declare.
5131 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5134 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5135 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5139 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5141 (struct _dep): New type.
5142 (dep_t): New typedef.
5143 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5144 (DEP_STATUS): New access macro. The macro with the same name was
5145 renamed to DEP_LINK_STATUS.
5146 (dep_init): Declare function
5148 (struct _dep_link): New type.
5149 (dep_link_t): New typedef.
5150 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5151 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5152 (DEP_LINK_STATUS): New macro.
5153 (debug_dep_links): New debug function.
5155 (struct _deps_list): New type.
5156 (deps_list_t): New typedef.
5157 (DEPS_LIST_FIRST): New access macro.
5158 (FOR_EACH_DEP_LINK): New cycle macro.
5159 (create_deps_list, free_deps_list, delete_deps_list): Declare
5161 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5162 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5163 (copy_deps_list_change_con): Ditto.
5165 (move_dep_link): Declare function.
5167 (struct _dep_node): New type.
5168 (dep_node_t): New typedef.
5169 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5171 (struct haifa_insn_data.back_deps): New field to hold backward
5172 dependencies of the insn.
5173 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5175 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5176 Change its type to deps_list_t.
5177 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5178 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5179 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5181 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5183 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5185 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5187 (dep_cost): Declare.
5189 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5190 (ds_to_dk, dk_to_ds): New functions.
5192 (init_dep_1): New static function.
5193 (init_dep): New function.
5194 (copy_dep): New static function.
5196 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5198 (detach_dep_link): New static function.
5199 (move_dep_link): New function.
5201 (dep_links_consistent_p, dump_dep_links): New static functions.
5202 (debug_dep_links): New debugging function.
5204 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5206 (alloc_deps_list, init_deps_list): New static functions.
5207 (create_deps_list): New function.
5208 (clear_deps_list): New static function.
5209 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5210 (deps_list_consistent_p, dump_deps_list): New static functions.
5211 (debug_deps_list): New function.
5212 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5214 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5217 use new scheduler dependencies lists.
5218 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5219 (sched_analyze): Ditto. Initialize dependencies lists.
5220 (add_forw_dep, compute_forward_dependences): Update to use new
5221 scheduler dependencies lists.
5223 (init_dependency_caches): Init deps_obstack.
5224 (free_dependency_caches): Free deps_obstack.
5226 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5227 new scheduler dependencies lists.
5228 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5231 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5232 Update to use new scheduler dependencies lists.
5233 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5234 (debug_dependencies): Ditto.
5235 (schedule_region): Update comments.
5237 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5238 scheduler dependencies lists.
5239 (schedule_ebb): Update comments.
5241 * rtl.def (DEPS_LIST): Remove.
5243 * lists.c (unused_deps_list): Remove.
5244 (free_list): Update assertions.
5246 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5249 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5250 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5252 * haifa-sched.c (comments): Update.
5253 (insn_cost1): Remove. Inline the code into insn_cost ().
5254 (insn_cost): Update to use new scheduler dependencies lists. Move
5255 processing of the dependency cost to dep_cost ().
5256 (dep_cost): New function. Use it instead of insn_cost () when
5257 evaluating cost of the dependency. Use compatible interface to
5258 interact with the target.
5259 (priority): Update to use new scheduler dependencies lists.
5260 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5261 with greater number of insns that depend on the insn.
5262 (schedule_insn): Update to use new scheduler dependencies lists. Add
5263 code to free backward dependencies lists. Inline and optimize code
5264 from resolve_dep () - see PR28071.
5265 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5266 lists. Update call to targetm.sched.is_costly_dependence hook.
5268 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5269 scheduler dependencies lists.
5271 (resolve_dep): Remove. Move the logic to schedule_insn ().
5272 (init_h_i_d): Initialize dependencies lists.
5274 (process_insn_depend_be_in_spec): Rename to
5275 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5277 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5278 Update to use new scheduler dependencies lists.
5279 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5281 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5282 new scheduler dependencies lists.
5283 (build_intra_loop_deps): Ditto.
5285 * target.h (struct _dep): Declare to use in
5286 gcc_target.sched.is_costly_dependence.
5287 (struct gcc_target.sched.adjust_cost): Fix typo.
5288 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5289 single dep_t parameter instead of an equivalent triad.
5290 (struct gcc_target.sched.adjust_cost_2): Remove.
5292 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5294 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5296 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5298 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5300 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5301 (REG_DEP_TRUE): Document.
5303 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5304 Change signature to correspond to the targetm.sched.adjust_cost hook.
5305 Update use in TARGET_SCHED_ADJUST_COST_2.
5306 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5307 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5308 new scheduler dependencies lists.
5309 (ia64_gen_check): Ditto.
5311 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5315 signature to correspond to the targetm.sched.is_costly_dependence hook.
5316 (is_costly_group): Update to use new scheduler dependencies lists.
5318 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5319 instead of INSN_COST () macro.
5321 2007-02-01 Ian Lance Taylor <iant@google.com>
5323 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5325 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5327 * pa.md (tp_load): Correct mfctl instruction syntax.
5329 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5331 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5332 altivec_padding_size calculation on AIX. Improve comment, add
5333 assert to verify that it's right.
5335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5338 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5341 * global.c (global_alloc): Add mising initialization of
5344 2007-02-01 Roger Sayle <roger@eyesopen.com>
5346 * alias.c (init_alias_analysis): Correct whitespace.
5347 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5348 partition_hot_cold_basic_blocks): Likewise.
5349 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5350 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5351 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5352 fold_builtin_snprintf_chk, fold_builtin_printf,
5353 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5354 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5355 * cfgcleanup.c (cleanup_cfg): Likewise.
5356 * cfgexpand.c (tree_expand_cfg): Likewise.
5357 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5358 * function.c (get_next_funcdef_no): Likewise.
5359 * gengtype.c (main): Likewise.
5360 * genmodes.c (main): Likewise.
5361 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5362 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5363 * ifcvt.c (noce_emit_move_insn): Likewise.
5364 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5366 * stor-layout.c (get_best_mode): Likewise.
5367 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5368 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5369 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5370 perform_var_substitution, solve_graph): Likewise.
5371 * tree-vrp.c (vrp_finalize): Likewise.
5373 2007-02-01 Ian Lance Taylor <iant@google.com>
5375 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5376 high part of a paradoxical subreg, return a constant zero.
5378 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5380 * toplev.c (lang_dependent_init): Call init_set_costs.
5381 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5383 2007-02-01 Richard Guenther <rguenther@suse.de>
5386 * fold-const.c (fold_negate_expr): Allow negating a
5387 constant if overflow does not change.
5389 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5391 * doc/c-tree.texi (Expression trees): Improve markup.
5392 * doc/tm.texi (Register Classes, Addressing Modes)
5393 (Floating Point): Fix spacing after abbreviations. Fix some
5396 2007-02-01 Ben Elliston <bje@au.ibm.com>
5398 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5399 * doc/contrib.texi: Likewise.
5400 * doc/install.texi: Likewise.
5402 2007-01-31 Richard Henderson <rth@redhat.com>
5403 Ian Lance Taylor <iant@google.com>
5405 * lower-subreg.c: New file.
5406 * rtl.def (CONCATN): Define.
5407 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5409 * emit-rtl.c (update_reg_offset): New static function, broken out
5410 of gen_rtx_REG_offset.
5411 (gen_rtx_REG_offset): Call update_reg_offset.
5412 (gen_reg_rtx_offset): New function.
5413 * regclass.c: Revert patch of 2006-03-05, restoring
5415 (clear_reg_info_regno): New function.
5416 * dwarf2out.c (concatn_loc_descriptor): New static function.
5417 (loc_descriptor): Handle CONCATN.
5418 * common.opt (fsplit_wide_types): New option.
5419 * opts.c (decode_options): Set flag_split_wide_types when
5421 * timevar.def (TV_LOWER_SUBREG): Define.
5422 * rtl.h (gen_reg_rtx_offset): Declare.
5423 (reg_scan_update): Declare.
5424 * regs.h (clear_reg_info_regno): Declare.
5425 * tree-pass.h (pass_lower_subreg): Declare.
5426 (pass_lower_subreg2): Declare.
5427 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5428 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5430 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5431 * Makefile.in (OBJS-common): Add lower-subreg.o.
5432 (lower-subreg.o): New target.
5434 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5436 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5438 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5441 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5443 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5446 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5448 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5450 * cfgloop.h: Include vec-prim.h.
5451 (enum li_flags): Remove LI_ONLY_OLD.
5452 (loop_iterator): Changed.
5453 (fel_next, fel_init): Iterate over loop tree.
5454 (FOR_EACH_LOOP_BREAK): New macro.
5455 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5458 * modulo-sched.c (sms_schedule): Ditto.
5459 * tree-vectorizer.c (vectorize_loops): Ditto.
5460 * doc/loop.texi: Update information on loop numbering and behavior of
5461 FOR_EACH_LOOP wrto new loops.
5462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5463 add_to_evolution_1): Test nestedness of loops instead of comparing
5465 * tree-chrec.c (chrec_fold_plus_poly_poly,
5466 chrec_fold_multiply_poly_poly, chrec_evaluate,
5467 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5468 reset_evolution_in_loop): Ditto.
5469 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5471 2007-01-31 Dirk Mueller <dmueller@suse.de>
5473 * c-common.c (warn_about_parentheses): Separate warning about
5474 un-parenthized sequence of comparison operators from the one
5475 which is supposed to warn about x <= y <= z.
5477 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5479 * optabs.h (enum optab_index): Add new OTI_isinf.
5480 (isinf_optab): Define corresponding macro.
5481 * optabs.c (init_optabs): Initialize isinf_optab.
5482 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5484 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5485 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5487 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5488 expand_builtin_interclass_mathfn.
5489 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5490 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5491 (fxam<mode>2_i387): New insn pattern.
5492 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5493 built-in functions as x87 inline asm.
5495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5497 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5499 2007-01-30 Eric Christopher <echristo@apple.com>
5501 * config.gcc: Add geode.
5503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5505 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5506 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5507 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5508 value-prof.c: Fix comment typos.
5510 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5513 * doc/invoke.texi (Wpointer-arith): Document warning.
5515 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5517 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5518 the list of discrepancies from the draft TR.
5520 2007-01-30 Dirk Mueller <dmueller@suse.de>
5523 * doc/invoke.texi (-Wreturn-type): Update description to
5526 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5528 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5530 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5532 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5533 to handle optabs that operate on floating point input argument and
5534 output to integer output.
5535 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5536 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5537 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5538 expand_builtin_interclass_mathfn ().
5539 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5541 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5542 ilogbl built-in functions as x87 intrinsics.
5544 2007-01-30 Richard Guenther <rguenther@suse.de>
5547 * dwarf2out.c (reference_to_unused): Query varpool if the
5548 variable was output.
5550 2007-01-30 Richard Guenther <rguenther@suse.de>
5553 * passes.c (execute_one_pass): Reset in_gimple_form to not
5554 confuse non-unit-at-a-time mode.
5556 2007-01-29 Roger Sayle <roger@eyesopen.com>
5557 Richard Guenther <rguenther@suse.de>
5559 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5560 avoid undefined behaviour on overflow. Use force_fit_type_double
5561 to construct the constant with the specified TREE_OVERFLOW.
5563 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5565 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5566 * config/dfp-bit.h: Ditto.
5568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5570 * c-decl.c (pop_scope): Replace warnings with call to
5571 warn_for_unused_label.
5572 * c-common.h (warn_for_unused_label): Declare.
5573 * c-common.c (warn_for_unused_label): Define.
5575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5577 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5582 * Makefile.in (USER_H): Remove decfloat.h.
5583 * ginclude/decfloat.h: Delete, moving contents to ...
5584 * ginclude/float.h: Add support for decimal floating point,
5585 guarded by __STDC_WANT_DEC_FP__.
5587 2007-01-29 Mike Stump <mrs@apple.com>
5589 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5590 Analysis and Representation to resolve case insensitive conflict.
5591 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5593 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5595 * tree.h (struct tree_memory_tag): Add aliases member.
5596 (MTAG_ALIASES): New macro.
5597 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5598 (add_may_alias): Remove pointer-set. Update for may_aliases being
5600 (mark_aliases_call_clobbered): Update for may_aliases being a
5602 (compute_tag_properties): Ditto.
5603 (create_partition_for): Ditto.
5604 (compute_memory_partitions): Ditto.
5605 (dump_may_aliases_for): Ditto.
5606 (is_aliased_with): Ditto.
5607 (add_may_alias_for_new_tag): Ditto.
5608 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5609 (compute_is_aliased): New function.
5610 (compute_may_aliases): Call compute_is_aliased).
5611 (init_alias_info): Initialize alias_bitmap_obstack.
5612 (union_alias_set_into): New function.
5613 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5614 (have_common_aliases_p): Rewrite to take two bitmaps and use
5616 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5618 (finalize_ref_all_pointers): Update for add_may_alias changes.
5619 (new_type_alias): Ditto.
5620 * tree-flow-inline.h (may_aliases): Return a bitmap.
5621 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5622 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5623 may_aliases being a bitmap.
5624 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5625 may_aliases now returns a bitmap.
5626 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5628 * tree-ssa-operands.c (add_virtual_operand): Update for
5629 may_aliases being a bitmap.
5631 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5633 PR tree-optimization/30630
5634 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5635 variable as changed.
5637 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5640 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5641 expanded only once even if an error occurs.
5643 2007-01-29 Ben Elliston <bje@au.ibm.com>
5645 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5646 (__gcov_average_profiler): Likewise.
5647 (__gcov_ior_profiler): Likewise.
5648 (__gcov_merge_ior): Likewise.
5650 2007-01-28 Jan Hubicka <jh@suse.cz>
5652 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5653 * value-prof.c (stringop_block_profile): Likewise.
5655 2007-01-28 Jan Hubicka <jh@suse.cz>
5657 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5658 variant handling histograms; add wrapper.
5659 (clear_storage_via_libcall): Export.
5660 (emit_block_move_hints): Break out from ...; add histograms.
5661 (emit_block_move): ... this one.
5662 (clear_storage_hints): Break out from ...; add histograms.
5663 (clear_storage): ... this one.
5664 (set_storage_via_memset): Handle histogram.
5665 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5666 (clear_storage_hints, clear_storage_via_libcall): Declare.
5667 (set_storage_via_setmem): Update prototype.
5668 * doc/md.texi (movmem, setmem): Document new arguments.
5670 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5672 (stringop_block_profile): New global function.
5673 (tree_stringops_values_to_profile): Profile block size and alignment.
5674 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5676 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5677 (stringop_block_profile): Declare.
5678 * builtins.c: Include value-prof.h.
5679 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5680 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5681 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5682 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5683 * profile.c (instrument_values): Add new counters.
5684 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5686 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5687 (tree_init_edge_profiler): Build new profilers.
5688 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5689 (pass_tree_profile): Add dump.
5690 (tree_profile_hooks): Update.
5691 * Makefile.in (LIBGCOV): Add new constants.
5692 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5693 __gcov_ior_profiler): New.
5694 * i386.md (movmem/setmem expanders): Add new optional arguments.
5696 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5698 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5702 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5703 (tree_unswitch_single_loop): Pass eni_size_weights to
5704 tree_num_loop_insns.
5705 * tree-ssa-loop-manip.c: Include tree-inline.h.
5706 (can_unroll_loop_p): Pass eni_size_weights to
5707 tree_num_loop_insns.
5708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5709 Pass eni_size_weights to estimate_num_insns.
5710 * tree.h (init_inline_once): Export.
5711 * toplev.c (backend_init): Call init_inline_once.
5712 * cgraphunit.c (cgraph_process_new_functions,
5713 cgraph_analyze_function): Pass eni_inlining_weights to
5715 * ipa-inline.c (compute_inline_parameters): Ditto.
5716 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5717 to estimate_num_insns.
5718 (try_unroll_loop_completely): Pass eni_size_weights to
5719 tree_num_loop_insns.
5720 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5721 ot estimate_num_insns.
5722 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5723 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5724 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5725 eni_time_weights): New variables.
5726 (init_inline_once): Initialize them.
5727 (struct eni_data): Mew.
5728 (estimate_num_insns_1, estimate_num_insns): Use weights.
5729 * tree-inline.h (struct eni_weights_d): New.
5730 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5731 (estimate_num_insns): Declaration changed.
5732 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5733 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5734 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5736 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5738 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5739 relations in the conflict function is valid.
5741 2007-01-27 Ian Lance Taylor <iant@google.com>
5743 * common.opt: Add fstrict-overflow.
5744 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5745 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5746 (TYPE_OVERFLOW_UNDEFINED): Define.
5747 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5749 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5751 (fold_negate_expr): Likewise.
5752 (make_range): Likewise.
5753 (extract_muldiv_1): Likewise.
5754 (maybe_canonicalize_comparison): Likewise.
5755 (fold_comparison): Likewise.
5756 (fold_binary): Likewise.
5757 (tree_expr_nonnegative_p): Likewise.
5758 (tree_expr_nonzero_p): Likewise.
5759 * tree-vrp.c (compare_values): Likewise.
5760 (extract_range_from_binary_expr): Likewise.
5761 (extract_range_from_unary_expr): Likewise.
5762 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5764 (nowrap_type_p): Likewise.
5765 * tree-scalar-evolution.c (simple_iv): Likewise.
5766 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5767 (build_range_check): Likewise.
5768 (extract_muldiv_1): Likewise.
5769 (fold_comparison): Likewise.
5770 * tree-vrp.c (vrp_int_const_binop): Likewise.
5771 (extract_range_from_unary_expr): Likewise.
5772 * convert.c (convert_to_integer): Likewise.
5773 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5774 (fold_comparison): Likewise.
5775 (fold_binary): Likewise.
5776 * optabs.c (optab_for_tree_code): Likewise.
5777 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5778 * simplify-rtx.c (simplify_const_relational_operation): Check
5779 flag_strict_overflow and flag_trapv.
5780 (simplify_const_relational_operation): Likewise.
5781 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5782 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5785 2007-01-27 Roger Sayle <roger@eyesopen.com>
5787 * tree.c (tree_fold_gcd): Delete.
5788 * tree.h (tree_fold_gcd): Remove prototype.
5789 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5790 test whether one constant integer is a multiple of another. Instead
5791 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5792 * fold-const.c (multiple_of_p): We've determined both TOP and
5793 BOTTOM are integer constants so we can call int_const_binop directly
5794 instead of the more generic const_binop.
5796 2007-01-27 Roger Sayle <roger@eyesopen.com>
5798 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5799 1*X check that the constant hasn't overflowed, to preserve the
5801 (round_up): Provide an efficient implementation when rouding-up an
5802 INTEGER_CST to a power-of-two.
5804 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5806 * doc/sourcebuild.texi: Add comma for clarity.
5807 * doc/extend.texi: Fix some typos.
5808 * doc/passes.texi: Likewise.
5809 * doc/cppinternals.texi: Likewise.
5810 * doc/c-tree.texi: Likewise.
5811 * doc/tree-ssa.texi: Likewise.
5812 * doc/install.texi: Likewise.
5814 2007-01-27 Jan Hubicka <jh@suse.cz>
5816 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5817 (pass_sra): Do not require alias information.
5818 * passes.c (init_optimization_passes): Add SRA
5820 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5822 * tracer.c (rest_of_handle_tracer): We already cleaned
5823 up the CFG in tracer() so don't do it here again.
5824 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5825 cleanup_cfg here, either. And don't call renumber_insns.
5827 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5828 and BB_HEAD are in the insn stream here. Instead make sure
5829 that BB_INSN is valid on all insns. Also, do check here that
5830 there are no pending branch predictions...
5831 (rtl_verify_flow_info): ...instead of doing it here. Checks
5832 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5835 2007-01-26 Roger Sayle <roger@eyesopen.com>
5837 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5838 function to simplify/factorize operand order canonicalization.
5839 (ix86_fixup_binary_operands): Reorganize using the above function.
5840 (ix86_binary_operator_ok): Likewise.
5842 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5844 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5845 file scope from optimize_attrs.
5846 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5848 (optimize_attrs): Clear insn_code_values after freeing it.
5850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5852 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5853 a parts.base assignment.
5855 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5857 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5858 (compute_subscript_distance, initialize_data_dependence_relation,
5859 finalize_ddr_dependent, analyze_ziv_subscript,
5860 analyze_siv_subscript_cst_affine,
5861 compute_overlap_steps_for_affine_univar,
5862 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5863 analyze_siv_subscript, analyze_miv_subscript,
5864 analyze_overlapping_iterations, subscript_dependence_tester_1,
5865 compute_self_dependence, free_dependence_relation): Work
5866 with affine_fn instead of chrecs.
5867 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5868 common_affine_function, affine_function_base,
5869 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5870 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5871 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5872 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5873 (all_chrecs_equal_p): Removed.
5874 * tree-data-ref.h (affine_fn, conflict_function): New types.
5875 (struct subscript): Change type of conflicting_iterations_in_a
5876 and conflicting_iterations_in_b.
5878 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5881 * config/pa/pa.h (TARGET_HPUX_11): New.
5882 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5883 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5885 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5886 Richard Guenther <rguenther@suse.de>
5888 * tree-ssa-structalias.c (solve_graph): Handle case
5889 we merged the variable to another.
5891 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5893 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5896 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5897 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5899 2007-01-25 DJ Delorie <dj@redhat.com>
5901 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5902 allow changes to modes which don't fit in those registers.
5904 * reload1.c (choose_reload_regs): Check for invalid subregs before
5905 computing their locations, not after.
5907 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5910 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5911 save Altivec registers in an eh_return function.
5912 (compute_vrsave_mask): Likewise.
5913 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5914 for saving Altivec registers.
5915 (rs6000_emit_prologue): Don't allocate stack twice in
5916 eh_return function. Correct expected value of altivec_save_offset
5917 when using save_world. Describe save of R0 to stack when using
5918 save_world. Describe stack pointer adjustment when using
5919 save_world. Remove duplicated eh_return parameter register saving.
5920 Update sp_offset variable after save_world.
5921 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5923 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5924 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5927 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5929 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5931 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5934 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5935 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5937 2007-01-25 Richard Guenther <rguenther@suse.de>
5939 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5940 * common.opt (-Wcoverage-mismatch): New warning option.
5941 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5942 if -Wcoverage-mismatch is given.
5944 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5946 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5947 (ipcp_driver): Change to static definition.
5948 Add dumping of the ifunctions.
5949 (constant_val_insert): Remove unused parameter. Support for SSA.
5950 (ipcp_propagate_const): Support for SSA.
5951 (ipcp_profile_bb_print): Print only analyzed nodes.
5952 (ipcp_replace_map_create): Remove support for Fortran constant
5954 * ipa-prop.c (ipa_method_modify_stmt,
5955 ipa_callsite_compute_param): Support for SSA.
5956 * ipa-prop.h (ipcp_driver): Remove declaration.
5957 (IS_VALID_TREE_MAP_INDEX): Add define.
5959 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5961 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5966 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5967 constant argument to cabs and do it without checking for
5968 -funsafe-math-optimizations.
5970 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5972 * c-common.h (RID_FIRST_CXX0X): New.
5973 (RID_LAST_CXX0X): New.
5974 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5976 * c.opt (Wc++0x-compat): New.
5977 * doc/invoke.texi (-Wc++0x-compat): Document.
5979 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5981 * builtins.c (fold_builtin_carg): New.
5982 (fold_builtin_1): Use it.
5984 2007-01-24 Jan Hubicka <jh@suse.cz>
5986 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5988 * ipa-inline.c (initial_insns, max_insns): Delete.
5989 (compute_max_insns): New function.
5990 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5991 of insns as base for code growth.
5992 (cgraph_decide_inlining): Make initial_insns local; do not compute
5994 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5995 * doc/invoke.texi (inline-unit-growth): Update docs.
5997 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5999 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6000 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6001 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6002 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6003 for CPUs that have PTA_CX16 set.
6006 * gimplify.c (omp_check_private): New function.
6007 (gimplify_scan_omp_clauses): Use it for
6008 firstprivate/lastprivate/reduction.
6011 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6012 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6015 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6016 If lower_lastprivate_clauses emits some statements, append them
6017 to dlist rather than body_p and to body_p append an initializer.
6018 (lower_omp_for): Adjust caller.
6020 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6022 * target.h (globalize_decl_name): New.
6023 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6024 * output.h (default_globalize_decl_name): New.
6025 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6027 (globalize_decl): Ditto.
6028 (default_globalize_decl_name): New.
6029 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6030 (ia64_handle_version_id_attribute): New.
6031 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6032 (ia64_asm_output_external): Use globalize_decl_name instead
6034 * doc/extend.texi (version_id): New pragma.
6035 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6039 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6040 _uleb128_t and _Unwind_SWord with _sleb128_t.
6041 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6042 uw_frame_state_for, uw_update_context_1): Likewise.
6043 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6044 * unwind-pe.h (read_uleb128, read_sleb128,
6045 read_encoded_value_with_base): Likewise.
6046 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6048 2007-01-24 Richard Guenther <rguenther@suse.de>
6050 * builtins.c (expand_builtin_cexpi): Get the fndecl
6051 for cexp in the correct way.
6053 2007-01-24 Jan Hubicka <jh@suse.cz>
6055 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6057 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6059 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6060 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6061 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6062 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6063 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6064 __SIZEOF_PTRDIFF_T__.
6065 * doc/cpp.texi: Documentation for the new builtin macros added.
6067 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6069 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6070 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6071 instead of operands[2] to avoid access past the end of array.
6073 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6075 * reload1.c (emit_reload_insns): Pass the reload register
6076 for a non-spill output reload through forget_old_reloads_1.
6078 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6080 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6081 _SOFT_DOUBLE if doubles use software floating-point.
6082 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6083 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6084 * config/rs6000/darwin-ldouble.c: Also compile functions for
6085 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6086 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6087 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6088 commented-out long double override.
6089 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6090 * config/rs6000/eabispe.h: Likewise.
6091 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6092 long double for non-SPE.
6093 (rs6000_handle_option): Likewise.
6094 (invalid_e500_subreg): Disallow more subregs involding DImode,
6095 DFmode, TImode or TFmode.
6096 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6098 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6100 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6101 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6103 (rs6000_legitimate_address): Also check for TFmode for E500
6105 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6106 (spe_build_register_parallel): Handle TFmode and TCmode.
6107 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6109 (function_arg): Handle TFmode and TCmode for E500 double.
6110 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6112 (print_operand): Handle TFmode and TImode for %y.
6113 (rs6000_generate_compare): Handle TFmode comparisons for E500
6115 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6116 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6117 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6118 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6119 TFmode for E500 double.
6120 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6121 (floatsidf2): Enable for E500 double.
6122 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6123 (extenddftf2): Change to extenddftf2_fprs.
6124 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6125 depending on TARGET_E500_DOUBLE.
6126 (extendsftf2): Enable for E500 double.
6127 (trunctfdf2): Enable for E500 double.
6128 (trunctfsf2): Change to trunctfsf2_fprs.
6129 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6130 depending on TARGET_E500_DOUBLE.
6131 (floatsitf2): Enable for E500 double.
6132 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6133 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6134 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6135 (negtf2): Change to negtf2_internal.
6136 (negtf2): New expander.
6137 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6138 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6139 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6140 (movdi_internal32): Use rs6000_nonimmediate_operand.
6141 (unnamed splitter): Likewise.
6142 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6143 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6144 (SPE64TF, DITI): New mode macros.
6145 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6148 (frob_<mode>_di_2): New.
6149 (frob_tf_di_8_2): New.
6150 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6152 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6154 (frob_ti_<mode>_8_2): New.
6155 (frob_ti_tf_2): New.
6156 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6157 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6159 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6160 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6161 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6162 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6163 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6164 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6167 2007-01-23 Ian Lance Taylor <iant@google.com>
6169 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6171 (OBJS-archive): Reformat, alphabetize.
6172 (OBJS): Change out_object_file to OBJS-md.
6174 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6176 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6177 JUMP_P and CALL_P predicates where applicable.
6178 * config/i386/i386.c: Ditto.
6179 * config/i386/i386.md: Ditto.
6180 * config/i386/mmx.md: Ditto.
6181 * config/i386/predicates.md: Ditto.
6183 2007-01-22 Andreas Schwab <schwab@suse.de>
6185 * config/m68k/m68k.h: Fix comment.
6187 2007-01-22 Jan Hubicka <jh@suse.cz>
6189 * passes.c (init_optimization_passes): Do not rerun
6190 pass_early_warn_uninitialized.
6192 2007-01-22 Richard Guenther <rguenther@suse.de>
6194 PR tree-optimization/30038
6195 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6197 (execute_cse_sincos_1): Likewise.
6198 (execute_cse_sincos): Likewise.
6199 (gate_cse_sincos): Likewise.
6200 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6201 the cexpi() canonicalization of sincos().
6202 * tree-pass.h (pass_cse_sincos): Declare.
6203 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6205 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6207 PR rtl-optimization/29329
6208 * combine.c (replaced_rhs_insn): Rename to i2mod.
6209 (replaced_rhs_value): Rename to i2mod_new_rhs.
6210 (i2mod_old_rhs): New global variable.
6211 (combine_instructions): Adjust for above change. Save a copy of
6212 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6213 note are substituted in the second instruction.
6214 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6215 ditch the note if it pertains to the second eliminated register
6216 and this register is mentioned in i2mod_old_rhs.
6219 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6221 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6222 the insn to which the note was originally attached.
6224 2007-01-21 Jan Hubicka <jh@suse.cz>
6226 * ipa-inline.c (inlining_mode): Comment, move up.
6227 (cgraph_decide_inlining_incrementally): Do not perform inlining
6228 itself; fix handling of flattening of self recursive functions.
6229 (cgraph_find_cycles): Remove.
6230 (cgraph_flatten_node): Remove.
6231 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6232 (try_inline): New function.
6233 (cgraph_early_inlining): Update call of
6234 cgraph_decide_inlining_incrementally. Apply inlining here.
6235 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6237 2007-01-21 Dirk Mueller <dmueller@suse.de>
6240 * tree-vrp.c (check_array_bounds): do not warn
6241 about ADDR_EXPR's of ARRAY_REF's which are immediately
6242 used in binary expressions.
6244 2007-01-21 Ira Rosen <irar@il.ibm.com>
6246 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6247 read_write_dep and macros for its access.
6248 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6249 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6250 argument, call vect_check_interleaving for every independent pair of
6251 data-refs. Mark loads that access the same memory location as a store
6253 (vect_check_dependences): Remove.
6254 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6255 call, fix the call to vect_analyze_data_ref_dependence.
6256 (vect_analyze_data_ref_access): For statements that access the same
6257 data-ref, check that they are not stores; for loads, check that there
6258 is no store that access the same location.
6260 2007-01-20 Roger Sayle <roger@eyesopen.com>
6261 Joseph Myers <joseph@codesourcery.com>
6263 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6264 (-fdump-rtl-stack): Likewise.
6265 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6266 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6267 (-mpt-fixed): Use @minus{} for minus sign.
6268 (Using Precompiled Headers): Fix under/overfull hbox.
6270 2007-01-20 Jan Hubicka <jh@suse.cz>
6272 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6273 place within annotation.
6275 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6277 * pa.c (output_move_double): Change array size of xoperands to 4.
6279 2007-01-20 Jan Hubicka <jh@suse.cz>
6281 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6284 2007-01-19 Ian Lance Taylor <iant@google.com>
6286 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6287 constant to unsigned HOST_WIDE_INT before negating.
6289 2007-01-19 Ian Lance Taylor <iant@google.com>
6291 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6293 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6294 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6295 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6296 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6297 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6298 (realloc_vdef, realloc_vuse): Change second parameter to
6300 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6302 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6303 unsigned. Change x and lim locals to unsigned.
6304 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6306 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6307 (copy_virtual_operands): Change i and n locals to unsigned.
6309 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * builtins.c (fold_builtin_1): Handle builtin fdim.
6314 2007-01-20 Jan Hubicka <jh@suse.cz>
6316 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6317 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6318 init_alias_heapvars.
6319 (init_alias_heapvars): Initialize only when not already initialized.
6320 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6322 2007-01-19 Roger Sayle <roger@eyesopen.com>
6324 * common.opt (fsigned-zeros): New command line option.
6325 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6326 of flag_unsafe_math_optimizations.
6327 * opts.c (set_fast_math_flags): The -ffast-math command line option
6328 implies -fno-signed-zeros.
6329 (fast_math_flags_set_p): Likewise.
6331 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6332 the documentation of -ffast-math appropriately. Wrap long lines.
6334 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6336 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6337 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6339 2007-01-19 Tomas Bily <tbily@suse.cz>
6341 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6343 (tree_init_ic_make_global_vars): New function
6344 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6345 (tree_gen_ic_profiler): New function
6346 (tree_gen_ic_func_profiler): New function
6347 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6348 (tree_profile_hooks): Added hook for indirec/virtual calls
6349 * value-prof.c (tree_find_values_to_profile): New case for
6351 (tree_values_to_profile): Call for determining indirect/virtual
6353 (tree_indirect_call_to_profile): New function
6354 (tree_ic_transform): New function
6355 (tree_ic): New function
6356 (find_func_by_pid): New function
6357 (init_pid_map): New function
6358 (tree_value_profile_transformations): Added check for
6359 indirect/virtual call transformation
6360 * value-prof.h (enum hist_type): New counter type for
6361 indirect/virtual calls
6362 (profile_hooks): Added new hook for profiling indirect/virtual
6364 * profile.c (instrument_values): New case for indirect/virtual
6366 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6367 (GCOV_COUNTER_V_INDIR): New counter type
6368 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6369 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6371 * cgraph.c: Definition of cgraph_max_pid
6372 (cgraph_create_node): Default init of pid attribute
6373 * cgraph.h: Declaration of cgraph_max_pid
6374 (struct cgraph_node): Added pid attribute
6375 * libgcov.c (__gcov_indirect_call_profiler): New function
6376 (__gcov_one_value_profiler_body): New function
6377 (__gcov_one_value_profiler): Body was moved to
6378 __gcov_one_value_profiler_body and calls it
6380 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6382 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6383 * gengtype.c (write_types_data, write_func_for_structure,
6384 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6385 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6386 (walk_type, write_func_for_structure): Generate the mark_hook if
6389 2007-01-19 Jan Hubicka <jh@suse.cz>
6391 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6392 'early' argument take inlining mode argument specifying whether to
6393 inline for size/speeed or all functions; add support for flattening;
6395 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6397 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6400 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6401 the name of the declared identifier.
6403 2007-01-19 Dirk Mueller <dmueller@suse.de>
6405 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6406 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6407 duplicate evaluation.
6409 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6411 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6412 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6413 to XFMode, use acosxf2 and truncate result to requested mode.
6414 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6415 (asin<mode>2): Similarly, with asin expanders.
6416 (*fscalexf4_i387): Rename from *fscalexf4.
6417 (expNcorexf3): New expander.
6418 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6419 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6420 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6421 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6422 patterns for SSE math.
6423 (exp10<mode>2): Similarly, with exp10 expanders.
6424 (exp2<mode>2): Similarly, with exp2 expanders.
6425 (expm1<mode>2): Similarly, with expm1 expanders.
6426 (ldexp<mode>3): Similarly, with ldexp expanders.
6427 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6428 Use gen_truncxf<mode>2_i387_noop to truncate result.
6430 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6432 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6433 for ColdFire targets.
6435 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6436 Richard Sandiford <richard@codesourcery.com>
6438 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6439 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6440 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6441 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6442 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6443 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6447 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6448 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6449 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6450 (*adddi_dilshr32_cf): New pattern.
6451 (adddi3, subdi3): Remove first alternatives.
6453 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6455 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6456 implemented using move.l, do not use its cc result for floating-point
6459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6461 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6462 from accepting 's' constraints if flag_pic.
6464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6466 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6467 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6468 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6469 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6471 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6473 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6474 ColdFire alternatives.
6475 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6476 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6477 architectures that support ff1 instruction.
6479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6480 Julian Brown <julian@codesourcery.com>
6482 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6483 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6484 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6489 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6491 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6492 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6493 HOST_WIDE_INT instead of an rtx.
6494 (m68k_rtx_costs): Update call accordingly.
6495 (output_move_const_into_data_reg): Likewise. Fix formatting.
6496 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6498 (output_move_simode_const): Update calls after above changes.
6499 Rework to use automatic variables and predicates like MEM_P.
6500 * config/m68k/m68k.md (pushexthisi_const): Update call to
6503 2007-01-19 Dirk Mueller <dmueller@suse.de>
6505 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6508 2007-01-19 Richard Guenther <rguenther@suse.de>
6510 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6511 via cexp in case sincos is not available.
6513 2007-01-19 Richard Guenther <rguenther@suse.de>
6515 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6516 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6517 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6518 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6519 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6520 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6521 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6522 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6524 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6526 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6528 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6529 (atan2xf3): Directly generate RTL pattern.
6530 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6531 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6532 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6533 disable patterns for SSE math.
6534 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6535 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6536 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6537 disable patterns for SSE math.
6539 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6541 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6543 2007-01-18 Roger Sayle <roger@eyesopen.com>
6545 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6546 VIEW_CONVERT_EXPR to the same type as it's operand.
6548 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6550 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6551 configured for long double 128.
6553 2007-01-18 Mike Stump <mrs@apple.com>
6555 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6558 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6560 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6563 2007-01-18 Jan Hubicka <jh@suse.cz>
6565 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6566 greater than NUM_VOP_FREE_BUCKETS.
6568 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6570 * tree-ssa-structalias.c: Update comments.
6571 (ptabitmap_obstack): Removed.
6573 (oldpta_obstack): Ditto.
6574 (stats): Add a few members.
6575 (struct variable_info): Remove node, complex, address_taken, and
6576 indirect_target members. Add oldsolution member.
6577 (new_var_info): Do not initialize removed members.
6578 (constraint_expr_type): Remove INCLUDES.
6579 (constraint_graph): Add size, implicit_preds, rep,
6580 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6581 (FIRST_REF_NODE): New macro.
6582 (LAST_REF_NODE): Ditto.
6583 (FIRST_ADDR_NODE): Ditto.
6584 (find): New function.
6586 (dump_constraint): Do not handle INCLUDES.
6587 (insert_into_complex): Do not insert duplicate constraints.
6588 (condense_varmap_nodes): Renamed and rewritten into ...
6589 (merge_node_constraints): This. Also fix bug in handling of
6590 offseted copy constraints.
6591 (clear_edges_for_node): No longer need to deal with preds at all,
6592 or removing associated preds/succs.
6593 (merge_graph_nodes): Deal with indirect_cycles.
6594 Don't deal with predecessors.
6595 (add_implicit_graph_edge): New function.
6596 (add_pred_graph_edge): Ditto.
6597 (add_graph_edge): Don't deal with predecessors.
6598 (build_constraint_graph): Removed.
6599 (build_pred_graph): New function.
6600 (build_succ_graph): Ditto.
6601 (struct scc_info): Removed in_component. Added roots, dfs, and
6602 node_mapping. Remove visited_index, unification_queue.
6603 (scc_visit): Deal with union-find we do now.
6604 Deal with cycles with REF nodes.
6605 (collapse_nodes): Renamed and rewritten to ...
6606 (unify_nodes): This.
6607 (process_unification_queue): Removed.
6608 (topo_visit): Cleanup
6609 (do_da_constraint): Use find.
6610 (do_sd_constraint): Ditto.
6611 (do_ds_constraint): Ditto.
6612 (do_complex_constraint): Ditto.
6613 (init_scc_info): Update for removed and added members.
6614 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6615 (find_indirect_cycles): This.
6616 (equivalence_class): New variable.
6617 (label_visit): New function.
6618 (perform_variable_substitution): Rewritten.
6619 (free_var_substitution_info): New function.
6620 (find_equivalent_node): Ditto.
6621 (move_complex_constraints): Ditto.
6622 (eliminate_indirect_cycles): Ditto.
6623 (solve_graph): Only propagate changed bits.
6624 Use indirect cycle elimination.
6626 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6627 (tree_id_eq): Renamed to ...
6628 (tree_vi_eq): This. Update for member change
6629 (insert_id_for_tree): Renamed and rewritten to ...
6630 (insert_vi_for_tree): This.
6631 (lookup_id_for_tree): Renamed and rewritten to ...
6632 (lookup_vi_for_tree): This.
6633 (get_id_for_tree): Renamed and rewritten to ...
6634 (get_vi_for_tree): Ditto.
6635 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6636 (process_constraint): Don't handle INCLUDES.
6637 Remove special ADDRESSOF case.
6638 (find_func_aliases): Rewrite to use vi functions instead of id
6640 (create_function_info_for): Ditto.
6641 (create_variable_info_for): Ditto.
6642 (intra_create_variable_infos): Ditto.
6643 (merge_smts_into): Ditto.
6644 (find_what_p_points_to): Ditto.
6645 (init_base_vars): Ditto.
6646 (init_alias_vars): Ditto.
6647 (remove_preds_and_fake_succs): New function.
6648 (dump_sa_points_to_info): Dump new stats.
6649 (dump_solution_for_var): Use find.
6650 (set_used_smts): Fix formatting.
6651 (compute_points_to_sets): Updated for new functions.
6652 (ipa_pta_execute): Ditto.
6654 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6655 Richard Sandiford <richard@codesourcery.com>
6657 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6659 * calls.c (expand_call): If the return value is a PARALLEL,
6660 extract its first member.
6661 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6662 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6663 use FUNCTION_EXTRA_EPILOGUE.
6664 (m68k_function_value): Return a PARALLEL if the return value
6665 is of a pointer type.
6666 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6667 (FUNCTION_EXTRA_EPILOGUE): Remove.
6668 * config/m68k/m68k.md (D0_REG): New constant.
6670 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6672 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6673 output a NOP for empty epilogues.
6675 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6677 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6678 before function. Extend register save check to include all
6679 registers, not just integer ones.
6681 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6683 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6684 (m68k_use_return_insn): ...this.
6685 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6686 * config/m68k/m68k.c (use_return_insn): Rename to...
6687 (m68k_use_return_insn): ...this.
6688 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6693 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6694 nearest even, fix denormal rounding overflow.
6696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6698 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6699 f%$smove and f%$move.
6700 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6701 (extendsfdf2_cf): Use fdmove instead of f%&move.
6702 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6703 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6707 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6712 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6713 (coldfire_single_format): Declare.
6714 (coldfire_double_format): Likewise.
6715 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6716 of qnan_msb_set to determine the lower bits of a canonical
6718 (encode_ieee_double): Likewise.
6719 (encode_ieee_quad): Likewise.
6720 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6721 (mips_single_format): Likewise.
6722 (ieee_double_format): Likewise.
6723 (mips_double_format): Likewise.
6724 (ieee_extended_motorola_format): Likewise.
6725 (ieee_extended_intel_96_format): Likewise.
6726 (ieee_extended_intel_128_format): Likewise.
6727 (ieee_extended_intel_96_round_53_format): Likewise.
6728 (ibm_extended_format): Likewise.
6729 (mips_extended_format): Likewise.
6730 (ieee_quad_format): Likewise.
6731 (mips_quad_format): Likewise.
6732 (vax_f_format): Likewise.
6733 (vax_d_format): Likewise.
6734 (vax_g_format): Likewise.
6735 (i370_single_format): Likewise.
6736 (i370_double_format): Likewise.
6737 (decimal_single_format): Likewise.
6738 (decimal_double_format): Likewise.
6739 (decimal_quad_format): Likewise.
6740 (c4x_single_format): Likewise.
6741 (c4x_extended_format): Likewise.
6742 (real_internal_format): Likewise.
6743 (coldfire_single_format): New real_format.
6744 (coldfire_double_format): Likewise.
6745 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6746 canonical_nan_lsbs_set.
6747 (pdp11_d_format): Likewise.
6748 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6749 if TARGET_COLDFIRE_CPU.
6751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6753 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6754 (output_call, m68k_legitimize_call_address): Declare.
6755 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6756 parenthesees. Add support for a 'W' constraint.
6757 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6758 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6759 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6760 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6762 (override_options): Initialize them. Do not set flag_no_function_cse
6763 for TARGET_ID_SHARED_LIBRARY.
6764 (m68k_output_pic_call): Delete.
6765 (m68k_legitimize_call_address): New function.
6766 (print_operand): Remove the %o prefix. Handle the %p prefix.
6767 (output_call): New function.
6768 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6769 target address from the GOT if symbolic jumps are not allowed.
6770 * config/m68k/m68k.md (call, general_operand): Do not set
6771 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6772 Merge separate flag_pic and !flag_pic define_insns into...
6773 (*call, *call_value): ...these new patterns. Match the address
6774 rather than the containing MEM and require it to be a call_operand.
6775 Use output_call to generate the asm template.
6776 * config/m68k/predicates.md (const_call_operand): New predicate.
6777 (call_operand): Likewise.
6779 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6781 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6782 (STACK_GROWS_DOWNWARD): Define to 1.
6783 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6784 comments, emphasizing that these values are only defaults.
6785 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6786 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6788 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6790 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6793 Richard Sandiford <richard@codesourcery.com>
6795 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6796 (FP_REGNO_P): New macros.
6797 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6798 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6799 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6800 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6802 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6804 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6805 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6807 * config/m68k/t-floatlib: New file, extracting common code from...
6808 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6809 * config/m68k/t-uclinux: Here.
6810 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6811 routines on ColdFire targets.
6813 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6815 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6816 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6817 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6818 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6819 explicitly set MOTOROLA to 1.
6820 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6823 Nathan Sidwell <nathan@codesourcery.com>
6825 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6826 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6827 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6828 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6829 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6830 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6831 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6832 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6833 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6834 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6835 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6836 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6837 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6838 (DBX_REGISTER_NUMBER): Delete.
6839 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6840 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6841 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6845 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6846 * config/flat.h: New file.
6847 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6849 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6850 indirect references for -msep-data or -mid-shared-library.
6851 Do not use PC-relative code addresses either.
6852 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6854 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6855 for shared libraries and crt1.o for executables. Use crti.o and
6857 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6858 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6859 Do not add -elf2flt or -shared-lib-id options here.
6860 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6861 Pass -shared-lib-id if -mid-shared-library, taking the library
6862 identifier from -mshared-library-id if given, otherwise
6864 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6865 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6866 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6867 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6868 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6869 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6871 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6872 jump sequence for ISA A and ISA A+.
6873 (PICJUMP): Likewise.
6875 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6877 * config.gcc (m68k-*-uclinux*): Base the port on the common
6878 and m68k GNU/Linux files rather than on the generic ELF ones.
6879 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6880 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6882 2007-01-18 Julian Brown <julian@codesourcery.com>
6883 Richard Sandiford <richard@codesourcery.com>
6885 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6886 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6887 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6889 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6891 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6893 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6895 * doc/install.texi: Document m68k-uclinuxoldabi.
6896 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6897 * config/m68k/uclinux-oldabi.h: New file, copied from
6898 config/m68k/uclinux.h.
6900 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6902 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6903 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6904 (m32r_compute_frame_size): Use unsigned for regno.
6905 (m32r_reload_lr): Use gen_frame_mem.
6907 (m32r_output_function_epilogue): Don't output the function epilogue
6909 (m32r_expand_epilogue): New.
6910 (direct_return): Return false if the function has the interrupt
6912 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6913 * config/m32r/m32r.md (epilogue): New expander.
6914 (return_lr, return_rte): New insns.
6915 (return): Make it expander.
6916 (return_normal): New expander.
6918 2007-01-18 Josh Conner <jconner@apple.com>
6921 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6922 support for UNLE, UNLT, UNGE, and UNGT.
6924 2007-01-18 Jan Hubicka <jh@suse.cz>
6926 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6927 * tree-tailcall (add_virtual_phis): Likewise.
6928 (optimize_tail_call): Return TODOs.
6929 (execute_tail_calls): Return TODOs.
6930 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6931 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6933 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6934 Cleanup cfg using TODO.
6935 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6936 * passes.c (execute_function_todo): When cleanup did something, remove
6938 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6939 (make_edges): Don't cleanup_cfg.
6941 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6943 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6944 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6945 operate on the top of stack.
6946 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6947 register handling of instructions that output to the second
6949 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6950 (move_for_stack_reg): Special-case check for dead destination
6951 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6953 * config/i386/i386.md (UNSPEC_TAN): New constant.
6954 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6955 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6956 to correctly model move of constant 1.0 to top stack slot.
6957 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6958 (unnamed peephole2 pattern): Remove corresponding peephole2
6959 pattern that optimizes tan insn and loading of constant 1.0.
6960 (tanxf2): Use fptanxf4_i387.
6961 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6962 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6963 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6964 disable patterns for SSE math.
6965 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6966 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6968 2007-01-18 Dirk Mueller <dmueller@suse.de>
6969 Richard Guenther <rguenther@suse.de>
6972 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6973 * common.opt (Warray-bounds): Add new warning option.
6974 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6976 * Makefile.in: make tree-vrp.o depend on toplev.h
6977 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6979 (check_array_refs, check_array_bounds, check_array_ref): New.
6981 2007-01-18 Jan Hubicka <jh@suse.cz>
6983 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6984 (execute_ssa_ccp): Return flags conditionally.
6985 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6987 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6989 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6991 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6992 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6994 * Makefile.c (GTFILES): Add cfglayout.h.
6995 * gengtype.c (open_base_files): Likewise.
6996 * cfglayout.c (cfg_layout_function_footer,
6997 cfg_layout_function_header) Reindent to make gengtype happy.
6998 * cfglayout.h (cfg_layout_function_footer,
6999 cfg_layout_function_header): Add GTY(()) marker.
7001 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7003 2007-01-18 Ben Elliston <bje@au.ibm.com>
7005 * genautomata.c (write_automata): Include xstrerror output in the
7006 error message if writing the DFA description file fails.
7008 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7010 * config/mips/mips-protos.h (mips_output_external): Make it
7012 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7013 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7014 (extern_list): Likewise.
7015 (extern_head): Likewise.
7016 (TARGET_ASM_FILE_END): Likewise.
7017 (mips_file_end): Likewise.
7018 (mips_output_external): Rewritten.
7020 2007-01-18 Ben Elliston <bje@au.ibm.com>
7022 * genpreds.c (write_insn_preds_c): Only write out the function
7023 body for regclass_for_constraint if we have register constraints.
7025 2007-01-17 Tom Tromey <tromey@redhat.com>
7027 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7028 * doc/install.texi (Testing): Use sourceware.org.
7029 (Binaries): Likewise.
7030 (Specific): Likewise.
7031 * doc/contrib.texi (Contributors): Use sourceware.org.
7033 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7035 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7036 (AVR_ENHANCED): Rename to ...
7037 (AVR_HAVE_MUL): ... new.
7038 (avr_enhanced_p): Rename to ...
7039 (avr_have_mul_p): ... new.
7040 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7041 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7042 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7043 (avr_have_mul_p): ... new.
7044 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7045 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7046 'avr_enhanced_p' and 'enhanced'.
7047 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7048 AVR_HAVE_MUL instead of AVR_ENHANCED.
7049 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7050 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7051 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7052 instead of AVR_ENHANCED.
7053 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7054 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7055 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7057 2007-01-17 Ian Lance Taylor <iant@google.com>
7059 * vec.h (VEC_reserve_exact): Define.
7060 (vec_gc_p_reserve_exact): Declare.
7061 (vec_gc_o_reserve_exact): Declare.
7062 (vec_heap_p_reserve_exact): Declare.
7063 (vec_heap_o_reserve_exact): Declare.
7064 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7066 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7068 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7069 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7070 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7071 * vec.c (calculate_allocation): Add exact parameter. Change all
7073 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7074 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7075 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7076 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7077 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7078 (vec_heap_p_reserve_exact): New function.
7079 (vec_heap_o_reserve_exact): New function.
7081 2007-01-17 Jan Hubicka <jh@suse.cz>
7083 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7085 2007-01-17 Eric Christopher <echristo@apple.com>
7087 * config.gcc: Support core2 processor.
7089 2007-01-16 Jan Hubicka <jh@suse.cz>
7091 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7092 the names, just unlink the chain so we don't crash on dangling pointers
7095 2007-01-16 Jan Hubicka <jh@suse.cz>
7097 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7098 * tree-pass.h: Reorder to make IPA passes appear toegher.
7099 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7100 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7101 parameters, do not call early inliner.
7102 * ipa-inline.c: Update comments. Include tree-flow.h
7103 (cgraph_decide_inlining): Do not compute inlining parameters.
7104 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7105 be called with function context set up.
7106 (pass_ipa_inline): Remove unreachable functions before pass.
7107 (cgraph_early_inlining): Simplify assuming to be called from the
7109 (pass_early_inline): New pass.
7110 (cgraph_gate_ipa_early_inlining): New gate.
7111 (pass_ipa_early_inline): Turn into simple wrapper.
7112 (compute_inline_parameters): New function.
7113 (gate_inline_passes): New gate.
7114 (pass_inline_parameters): New pass.
7115 (apply_inline): Move here from tree-optimize.c
7116 (pass_apply_inline): New pass.
7117 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7119 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7121 (tree_function_versioning): Do not allocate dummy struct function.
7122 * tree-inline.h (optimize_inline_calls): Update prototype.
7123 * tree-optimize.c (execute_fixup_cfg): Export.
7124 (pass_fixup_cfg): Remove
7125 (tree_rest_of_compilation): Do not apply inlines.
7126 * tree-flow.h (execute_fixup_cfg): Declare.
7127 * Makefile.in (gt-passes.c): New.
7128 * passes.c: Include gt-passes.h
7129 (init_optimization_passes): New passes.
7130 (nnodes, order): New static vars.
7131 (do_per_function_toporder): New function.
7132 (execute_one_pass): Dump current pass here.
7133 (execute_ipa_pass_list): Don't dump current pass here.
7135 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7137 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7138 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7140 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7142 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7143 (strong_alias): Define.
7144 (__gcc_qmul): Provide non-FMA for soft-float.
7150 (__gcc_qunord): New.
7160 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7161 soft-float functions.
7162 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7163 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7164 about long double soft float.
7166 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7167 Tehila Meyzels <tehila@il.ibm.com>
7169 * tree-vectorizer.h (is_pattern_stmt_p): New.
7170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7171 formatting (tabs instead of spaces). Cleanup and clarify setting
7172 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7173 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7174 (vectorizable_type_demotion): Check that types are integral.
7175 (vectorizable_type_promotion): Likewise.
7176 (vectorizable_store): Fix typo. Eliminate new-line at end of
7179 2007-01-16 Jan Hubicka <jh@suse.cz>
7181 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7184 2007-01-15 Eric Christopher <echristo@apple.com>
7186 * ifcvt.c: Include vec.h, vecprim.h.
7187 (check_cond_move_block): New argument regs.
7188 Reorganize. Add registers used to regs.
7189 (cond_move_process_if_block): Use regs set above as
7192 2007-01-15 Eric Christopher <echristo@apple.com>
7194 * config/darwin.h: Update copyright.
7195 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7196 (LINK_COMMAND_SPEC): Add -u.
7197 (LINK_SPEC): Fix umbrella for above.
7199 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7201 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7204 2007-01-15 Tom Tromey <tromey@redhat.com>
7206 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7207 * doc/install.texi (Testing): Don't mention jacks.
7208 (Configuration): Document --enable-java-maintainer-mode. Move
7209 --with-java-home to libgcj-specific section. Document
7211 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7213 2007-01-15 Jan Hubicka <jh@suse.cz>
7215 * tree-ssa-dce.c (DCE_TODOs): New.
7216 (propagate_necessity): Return if something changed.
7217 (eliminate_unnecessary_stmts): Likewise.
7218 (perform_tree_ssa_dce): Return TODO flags when needed.
7219 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7221 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7223 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7224 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7225 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7226 patterns using X87MODEF12 mode macro. Extend operand 1
7227 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7228 (log10<mode>2): Ditto.
7229 (log2<mode>2): Ditto.
7230 (log1p<mode>2): Ditto.
7231 (logb<mode>2): Ditto.
7232 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7233 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7234 (*fxtractxf3_i387): Rename from *fxtractxf3.
7235 (fxtract_extend<mode>xf3_i387): New insn pattern.
7236 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7237 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7238 and gen_fyl2xxf3_i387().
7240 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7242 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7243 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7244 get_loop_exit_edges. Changed return type to bool.
7245 * cfgloop.h (fix_loop_placement): Declaration removed.
7247 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7249 * param.h (MIN_VECT_LOOP_BOUND): New.
7250 * params.def (MIN_VECT_LOOP_BOUND): New.
7251 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7252 argument - minimum threshold for number of iterations.
7253 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7254 argument to declaration.
7255 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7256 MIN_VECT_LOOP_BOUND.
7257 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7258 slpeel_tree_peel_loop_to_edge with additional argument.
7259 (vect_do_peeling_for_alignment): Likewise.
7260 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7262 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7265 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7268 2007-01-14 Jan Hubicka <jh@suse.cz>
7270 * tree-dfa.c (remove_referenced_var): New function.
7271 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7272 prune referenced vars list too.
7273 * tree-flow.h (remove_referenced_var): Declare.
7275 2007-01-14 Jan Hubicka <jh@suse.cz>
7277 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7279 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7280 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7281 * except.h (verify_eh_throw_table_statements): Kill prototype.
7282 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7283 into call exrepssions.
7284 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7286 * tree-cfg.c: Include pointer-set.h.
7287 (verify_node_sharing): Work on pointer set.
7288 (verify_eh_throw_stmt_node): New.
7289 (verify_stmts): Use pointers sets, verify throw_stmt.
7291 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7293 * ipa-reference.c (analyze_function): Consider also addresses taken
7296 2007-01-12 Roger Sayle <roger@eyesopen.com>
7298 * c-typeck.c (null_pointer_constant_p): Replace use of
7299 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7300 (build_c_cast): Likewise.
7302 2007-01-12 Roger Sayle <roger@eyesopen.com>
7304 * tree.h (force_fit_type_double): Remove unused final argument.
7305 * c-common.c (constant_expression_warning): Replace use of
7306 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7307 (convert_and_check): Likewise.
7308 (shorten_compare): Update call to force_fit_type_double.
7309 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7310 * convert.c (convert_to_pointer): Update call to
7311 force_fit_type_double.
7312 * fold-const.c (force_fit_type_double): Remove overflowed_const
7314 (int_const_binop, fold_convert_const_int_from_int,
7315 fold_convert_const_int_from_real, fold_div_compare,
7316 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7317 fold_abs_const, fold_not_const): Remove the final argument from
7318 calls to force_fit_type_double.
7320 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7322 * configure.ac: Set insn to "nop" for spu-*-* also.
7323 * configure: Regenerate.
7325 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7327 * builtins.def : Add BUILT_IN_FREE.
7329 2007-01-12 Jan Hubicka <jh@suse.cz>
7331 PR tree-optimization/30443
7332 * tree-inline.c (tree_function_versioning): Do not optimize when
7333 cloning for inlining.
7335 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7337 * doc/loop.texi: Document recording of loop exits.
7338 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7339 (update_single_exits_after_duplication,
7340 update_single_exit_for_duplicated_loop,
7341 update_single_exit_for_duplicated_loops): Removed.
7342 (duplicate_loop_to_header_edge): Do not call
7343 update_single_exits_after_duplication and
7344 update_single_exit_for_duplicated_loops.
7345 (loop_version): Do not update single_exit information.
7346 (fix_loop_structure): Use record_loop_exits instead of
7347 mark_single_exit_loops.
7348 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7349 the lists of loop exits.
7350 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7351 split_edge, merge_blocks): Update the lists of loop exits.
7352 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7353 loop_optimizer_init.
7354 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7355 of mark_single_exit_loops.
7356 (loop_optimizer_finalize): Call release_recorded_exits.
7357 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7358 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7359 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7360 update single exit information.
7361 * lambda-code.c (perfect_nestify): Ditto.
7362 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7363 (mark_single_exit_loops): Removed.
7364 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7365 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7366 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7368 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7369 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7370 (verify_loop_structure): Verify consistency of the exit lists.
7371 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7372 (set_single_exit): Removed.
7373 * cfgloop.h (struct loop_exit): New function.
7374 (struct loop): single_exit_ field replaced by exits field.
7375 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7376 (struct loops): Added exits hash.
7377 (mark_single_exit_loops, set_single_exit): Declaration removed.
7378 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7382 * doc/invoke.texi: Avoid use of @headitem.
7384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7386 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7388 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7390 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7394 Richard Sandiford <richard@codesourcery.com>
7396 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7397 * config/m68k/m68k.opt: Resort options.
7398 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7400 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7401 Richard Sandiford <richard@codesourcery.com>
7403 * doc/invoke.texi: Document the macros that are defined by
7404 m68k's -mtune and -mhard-float options.
7405 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7406 (m68k_cpp_cpu_family): Likewise.
7407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7408 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7409 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7410 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7411 (m68k_cpp_cpu_family): Likewise.
7413 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7415 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7416 macros besides mc68000 as tuning macros. Use a switch statement
7417 to set them and mcpu32.
7419 2007-01-12 Julian Brown <julian@codesourcery.com>
7421 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7422 (TARGET_68040_ONLY): Rename to...
7423 (TARGET_68040): ...this.
7424 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7425 * config/m68k/m68k.md: Likewise.
7427 2007-01-12 Julian Brown <julian@codesourcery.com>
7428 Nathan Sidwell <nathan@codesourcery.com>
7429 Richard Sandiford <richard@codesourcery.com>
7431 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7432 the -mcpu= argument associated with the --with-cpu setting.
7433 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7434 if different from the one implied by the -mcpu setting.
7435 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7436 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7437 * doc/invoke.texi: Mention ColdFire in the introduction to the
7438 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7439 -mno-div and -mhard-float options. Make -m68881 a synonym for
7440 -mhard-float. Document the previously-undocumented -m5206e,
7441 -m528x, -m5307 and -m5407 options. Tweak the existing option
7442 documentation for consistency.
7443 * doc/install.texi: Mention new --with-cpu arguments.
7444 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7445 default CPU if neither -mcpu nor -march are specified.
7446 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7447 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7448 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7449 using m68k_tune to decide between families that implement the
7450 same ISA. Use m68k_tune to set __mcfv4e__.
7451 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7452 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7453 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7454 (FL_ISA_C, FL_ISA_MMU): New macros.
7455 (MASK_COLDFIRE): Delete.
7456 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7457 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7458 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7459 (TARGET_HARD_FLOAT): Do not define here.
7460 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7461 (TUNE_68000): New macro.
7462 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7463 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7464 (TUNE_CFV2): Redefine in terms of m68k_tune.
7465 (uarch_type, target_device, fpu_type): New enums.
7466 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7467 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7468 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7469 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7470 (FL_FOR_isa_c): New macros.
7471 (m68k_isa): New enum.
7472 (m68k_target_selection): New structure.
7473 (all_devices, all_isas, all_microarchs): New tables.
7474 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7475 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7476 (MASK_ALL_CPU_BITS): Delete.
7477 (m68k_find_selection): New function.
7478 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7479 Map the legacy target options to a combination of the new ones.
7480 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7481 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7482 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7484 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7485 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7487 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7488 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7489 * config/m68k/m68k-devices.def: New file.
7491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7492 Nathan Sidwell <nathan@codesourcery.com>
7494 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7495 (SUBTARGET_EXTRA_SPECS): New macros.
7496 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7497 use %(asm_cpu_spec) instead.
7498 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7499 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7500 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7501 (EXTRA_SPECS): Rename to...
7502 (SUBTARGET_EXTRA_SPECS): ...this.
7504 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7505 Richard Sandiford <richard@codesourcery.com>
7506 Julian Brown <julian@codesourcery.com>
7508 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7509 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7510 to the configuration's default CPU.
7511 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7512 Remove default masks.
7513 (m680[012]0-*-*): Set the default with_cpu to the first part of
7515 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7516 (m68k*-*-linux): Extend the --with-cpu handling to...
7517 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7518 and m68010. Don't set target_cpu_default2.
7519 * doc/install.texi: Document --with-cpu for m68k.
7520 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7521 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7522 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7523 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7524 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7525 (ASM_SPEC): Remove use of %(asm_cpu_default).
7526 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7527 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7528 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7529 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7530 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7531 (TARGET_DEFAULT): Delete.
7532 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7533 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7534 (CPP_CPU_SPEC): Delete.
7535 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7536 the appropriate string.
7537 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7538 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7539 (ASM_SPEC): Don't use %(asm_default_spec).
7540 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7541 TARGET_DEFAULT and add MASK_68881.
7542 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7546 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7547 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7548 MASK_68010 alongside MASK_68020.
7549 * doc/invoke.texi: Document -m68010.
7550 * config/m68k/m68k.opt (m68010): New.
7551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7553 (TUNE_68010): New macro.
7554 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7555 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7556 (M68K_CPU_m68332): Add MASK_68010.
7557 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7558 fallback definition.
7559 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7561 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7562 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7563 to all entries that use MASK_68020.
7564 (output_move_simode_const, output_move_himode, output_move_qimode)
7565 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7566 instead of TARGET_68020 to select clr behavior. Remove comment
7567 about there being no TARGET_68010.
7568 * config/m68k/m68k.md: Likewise throughout.
7570 2007-01-12 Julian Brown <julian@codesourcery.com>
7572 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7573 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7574 * config/m68k/m68k.md: Likewise.
7576 2007-01-12 Julian Brown <julian@codesourcery.com>
7578 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7579 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7581 2007-01-12 Julian Brown <julian@codesourcery.com>
7583 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7584 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7585 * config/m68k/m68k.md: Likewise.
7587 2007-01-12 Julian Brown <julian@codesourcery.com>
7588 Richard Sandiford <richard@codesourcery.com>
7590 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7591 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7592 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7594 (TARGET_CPU32): Rename to...
7595 (TUNE_CPU32): ...this.
7596 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7597 (TUNE_CFV2): New macros.
7598 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7599 remove conditions that are implied by TARGET_68020.
7600 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7601 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7602 (m68k_output_function_epilogue): Likewise.
7603 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7604 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7605 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7606 non-68000 timings. Refactor multiplication and division costs.
7607 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7608 TUNE_CPU32 instead of TARGET_CPU32.
7609 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7610 and TUNE_68060 instead of TARGET_68060.
7611 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7612 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7614 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7615 && !TARGET_COLDFIRE" to choose between moveq and clr.
7616 Likewise in the unnamed movsf pattern.
7617 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7618 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7621 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7623 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7624 of tabbing before backslashes.
7626 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7628 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7629 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7630 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7632 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7634 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7635 find_interesting_uses_cond.
7636 (find_interesting_uses_cond): Use extract_cond_operands.
7637 (rewrite_use_compare): Use extract_cond_operands and
7638 force_gimple_operand_bsi. Do not call update_stmt.
7639 (determine_use_iv_cost_condition): Use extract_cond_operands.
7640 Return cheaper of using original bound and changing the exit bound.
7642 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7644 PR tree-optimization/29516
7645 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7646 most_expensive_mult_to_index, addr_to_parts,
7647 create_mem_ref, maybe_fold_tmr): Make the type of
7648 fields of TARGET_MEM_REF sizetype.
7649 (move_fixed_address_to_symbol, move_pointer_to_base):
7651 * tree.def (TARGET_MEM_REF): Add comment on types of
7654 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7656 * c-common.c (vector_types_convertible_p): Treat opaque types as
7657 always convertible if they have the same size, but not otherwise.
7659 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7661 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7662 Remove the b_unconditional field.
7663 (noce_try_sign_mask): Do not look at b_unconditional.
7664 (noce_process_if_block): Do not use merge_if_blocks. Update
7665 the CFG here. Do not set b_unconditional.
7666 (cond_move_process_if_block): Likewise.
7667 (find_cond_trap): Likewise.
7668 (check_cond_move_block): Require simple jump insns at the end
7671 2007-01-11 Jan Hubicka <jh@suse.cz>
7673 PR tree-optimization/1046
7674 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7675 when alias info is not ready.
7676 (pass_tail_recursion): Do not require aliasing.
7677 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7678 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7679 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7680 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7681 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7682 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7683 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7685 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7686 When aliasing is not build, mark statement as volatile.
7688 2007-01-11 Tom Tromey <tromey@redhat.com>
7690 PR preprocessor/15185, PR preprocessor/20989:
7691 * doc/cppopts.texi <-MT>: Update description of algorithm for
7692 computing default target.
7693 <-M, -MD>: Reword "basename" text.
7695 2007-01-11 Roger Sayle <roger@eyesopen.com>
7697 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7698 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7699 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7700 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7701 fold_builtin_bswap, real_constp, fold_builtin_pow,
7702 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7703 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7704 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7705 * convert.c (convert_to_pointer): Likewise.
7706 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7707 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7708 const_binop, fold_convert_const_int_from_int,
7709 fold_convert_const_int_from_real,
7710 fold_convert_const_real_from_real, sign_bit_p,
7711 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7712 fold_sign_changed_comparison, fold_unary, fold_comparison,
7713 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7714 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7715 * print-tree.c (print_node_brief, print_node): Likewise.
7716 * stor-layout.c (place_field, layout_type): Likewise.
7717 * tree-chrec.c (keep_cast): Likewise.
7718 * tree.c (build_vector, build_real, build_real_from_int_cst,
7719 build_complex): Likewise.
7721 2007-01-11 Roger Sayle <roger@eyesopen.com>
7723 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7724 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7726 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7728 * configure.ac (strict1_warn): Rename to strict_warn.
7729 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7730 cc_set_by_configure, quoted_cc_set_by_configure,
7731 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7732 all_boot_languages, all_stagestuff): Remove.
7733 (target_list): Remove bootstrap targets.
7734 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7735 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7736 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7737 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7738 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7739 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7740 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7741 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7742 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7743 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7744 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7745 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7746 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7747 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7748 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7749 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7750 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7751 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7752 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7753 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7754 (mostlyclean): Adjust.
7755 (clean, distclean): Don't mention bootstrap stuff.
7756 * configure: Regenerate.
7757 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7758 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7759 treelang/config-lang.in (stagestuff): Remove.
7760 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7761 stageprofile, stagefeedback, stagestuff): Remove mention.
7763 2007-01-11 Nick Clifton <nickc@redhat.com>
7765 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7767 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7768 (mcore_arith_K_S_operand): Run the test for the S constraint not
7769 the test for the M constraint.
7770 (mcore_addsub_operand): Do not accept integer values that are
7771 larger than 32 bits.
7772 * config/mcore/mcore.md: Remove unused constraints from split.
7773 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7775 (allocate_stack): Likewise.
7776 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7777 operands to 32 bits.
7778 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7780 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7781 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7782 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7783 mcore_output_bclri, mcore_output_andn, output_inline_const,
7784 mcore_output_move, mcore_output_movedouble): Likewise.
7785 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7786 (output_inline_const): Likewise.
7787 (output_inline_const): Fix format strings used in sprintf
7789 * config/mcore/mcore-protos.h: Update prototypes for changed
7790 functions in mcore.c.
7791 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7792 HOST_WIDE_INT and not int.
7793 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7794 CONST_OK_FOR_N): Likewise.
7795 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7796 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7799 2007-01-10 Jan Hubicka <jh@suse.cz>
7801 * tree-vrp.c (remove_range_assertions): Release defs.
7802 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7803 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7805 2007-01-10 Paul Brook <paul@codesourcery.com>
7807 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7808 * config/arm/arm.md (mulsi3subsi): New insn.
7810 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7812 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7813 (tree_transform_and_unroll_loop): New.
7814 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7817 2007-01-10 Robert Kennedy <jimbob@google.com>
7819 * fold-const.c (fold_comparison): Fold comparisons like (x *
7820 1000 < 0) to (x < 0).
7822 2007-01-10 Ian Lance Taylor <iant@google.com>
7824 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7825 operands have the same priority.
7827 2007-01-10 Tom Tromey <tromey@redhat.com>
7829 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7830 (fold_binary): Likewise.
7831 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7832 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7833 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7834 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7835 * langhooks.h (struct lang_hooks): Removed field
7836 'can_use_bit_fields_p'.
7838 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7840 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7842 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7844 * function.c (get_last_funcdef_no): New function.
7845 * function.h (get_last_funcdef_no): Declare.
7846 * tree-inline.c (initialize_cfun): Add initialization.
7847 (tree_function_versioning): Cleanup.
7849 2007-01-10 Jan Hubicka <jh@suse.cz>
7851 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7854 2007-01-10 Sa Liu <saliu@de.ibm.com>
7855 Ben Elliston <bje@au.ibm.com>
7857 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7858 for SAVE_NONLOCAL and Pmode for any other save level.
7859 * spu-protos.h (spu_restore_stack_block): Declare.
7860 * spu.md (save_stack_block): Remove.
7861 (restore_stack_block): Call spu_restore_stack_block.
7862 * spu.c (spu_restore_stack_block): New function.
7863 (spu_expand_epilogue): Remove old comment.
7865 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7867 PR tree-optimization/30322
7868 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7869 (cand_value_at): Return the value as aff_tree.
7870 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7871 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7872 aff_combination_mult): New functions.
7873 (aff_combination_add): Use aff_combination_add_cst.
7874 (aff_combination_convert): Allow conversions to a wider type.
7875 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7876 * tree-affine.h (aff_combination_mult): Declare.
7878 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7880 * doc/tm.texi: Update documentation to reflect reality of exec
7881 and start file search behaviours. Update copyright year.
7882 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7883 header file directories.
7885 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7887 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7888 (*cosxf2): Rename to cosxf2_i387.
7889 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7890 using X87MODEF12 mode macro. Rename patterns to
7891 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7893 (*cosdf2, *cossf2): Ditto.
7894 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7895 to match extended input operands.
7896 (sincos<mode>3): New expander.
7897 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7898 insn patterns and corresponding splitters.
7900 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7902 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7903 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7905 2007-01-09 Nicolas Pitre <nico@cam.org>
7908 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7910 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7912 * target.h (struct gcc_target): New field library_rtti_comdat.
7913 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7914 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7915 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7916 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7918 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7920 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7922 2007-01-08 Richard Guenther <rguenther@suse.de>
7924 * tree.h (force_fit_type_double): Export.
7925 (force_fit_type): Remove.
7926 * fold-const.c (force_fit_type_double): New function.
7927 (force_fit_type): Remove.
7928 (int_const_binop): Use it.
7929 (fold_convert_const_int_from_int): Likewise.
7930 (fold_convert_const_int_from_real): Likewise.
7931 (fold_div_compare): Likewise.
7932 (fold_sign_changed_comparison): Likewise.
7933 (fold_unary): Likewise.
7934 (fold_negate_const): Likewise.
7935 (fold_abs_const): Likewise.
7936 (fold_not_const): Likewise.
7937 * c-common.c (shorten_compare): Use force_fit_type_double.
7938 * convert.c (convert_to_pointer): Likewise.
7940 2007-01-08 Richard Guenther <rguenther@suse.de>
7942 * tree.h (build_int_cst_wide_type): Export.
7943 * tree.c (build_int_cst_wide_type): New function.
7944 (build_int_cst_wide): Fix comment.
7945 * builtins.c (fold_builtin_object_size): Use build_int_cst
7946 to build -1 or 0 of the correct type. Use fit_double_type
7947 to check for overflow.
7948 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7950 (decode_field_reference): Likewise.
7951 (all_ones_mask_p): Likewise.
7952 (native_interpret_int): Use build_int_cst_wide_type.
7953 (fold_binary): Use build_int_cst_type to build an all-ones
7955 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7957 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7959 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7961 2007-01-09 Ben Elliston <bje@au.ibm.com>
7963 * genautomata.c (STATS_OPTION): New option.
7964 (stats_flag): New flag.
7965 (gen_automata_option): Handle it.
7966 (initiate_automaton_gen): Ditto.
7967 (write_automata): Output statistics only if stats_flag is
7968 set. Likewise, output time statistics only if time_flag is set.
7969 * doc/md.texi (Processor pipeline description): Document new flag.
7971 2007-01-08 Richard Guenther <rguenther@suse.de>
7973 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7974 * tree.c (build_int_cst_type): Likewise.
7975 (size_in_bytes): Don't call force_fit_type on the result.
7976 (int_fits_type_p): Use fit_double_type.
7977 * fold-const.c (fit_double_type): New function.
7978 (force_fit_type): Use it.
7979 * tree.h (fit_double_type): Export.
7981 2007-01-08 Jan Hubicka <jh@suse.cz>
7983 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7984 * ipa.c (function_and_variable_visibility): Fix return type.
7986 2007-01-08 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7989 of offset to build the index.
7990 * tree-pretty-print.c (dump_generic_node): Don't build negated
7991 const just for printing.
7992 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7993 * builtins.c (fold_builtin_int_roundingfn): Check if result
7994 fits the type by using force_fit_type and comparing the result.
7995 * predict.c (predict_loops): Use compare_tree_int for comparison.
7996 * tree.c (build_int_cst): Fall back to integer_type_node for
7998 (build_int_cst_wide): Assert type is non-null.
8000 2007-01-08 Roberto Costa <roberto.costa@st.com>
8002 * tree-vrp.c (extract_range_from_cond_expr): New.
8003 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8004 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8006 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8007 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8008 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8009 used as expressions.
8010 * tree-object-size.c (cond_expr_object_size): New.
8011 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8013 2007-01-08 Jan Hubicka <jh@suse.cz>
8015 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8016 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8019 2007-01-08 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/23603
8022 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8023 (extract_range_from_binary): Fall back to truthvalue instead of
8024 varying for TRUTH_*_EXPR.
8025 (extract_range_from_comparison): Fall back to truthvalue instead of
8027 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8028 if all visited PHI values were constant.
8030 2007-01-08 Jan Hubicka <jh@suse.cz>
8032 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8033 (cgraph_analyze_function): break out from ...
8034 (cgraph_finalize_compilation_unit): ... here.
8035 (cgraph_expand_function): Remove forgoten commented out line.
8036 (cgraph_optimize): Analyze functions.
8038 2007-01-08 Jan Hubicka <jh@suse.cz>
8040 * tree-pas.h (TODO_remove_function): New flag.
8041 (TODO_update*): Renumber.
8042 (pass_ipa_increase_alignment,
8043 pass_ipa_function_and_variable_visibility): New passes.
8044 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8045 (cgraph_function_and_variable_visibility): Move to ipa.c
8046 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8047 cgraph_increase_alignment.
8048 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8049 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8050 calling tree-inline.
8051 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8052 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8053 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8054 (gate_increase_alignment): New function.
8055 (pass_ipa_increase_alignment): New pass.
8056 * ipa.c: Inline tree-pass.h and timevar.h
8057 (function_and_variable_visibility): Move here from cgraphunit.c
8058 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8059 * passes.c (init_optimization_passes): Add the two new passes.
8060 (execute_todo): Handle cgraph_remove_functions.
8062 2007-01-08 Nick Clifton <nickc@redhat.com>
8064 * config/frv/predicates.md (reg_or_0_operand): Accept
8067 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8069 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8070 * config.gcc: Add bfin*-rtems*.
8072 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8074 * c.opt: Add -flax-vector-conversions.
8075 * c-typeck.c (convert_for_assignment): Pass flag to
8076 vector_types_convertible_p to allow emission of note.
8077 (digest_init): Likewise.
8078 * c-opts.c: Handle -flax-vector-conversions.
8079 * c-common.c (flag_lax_vector_conversions): New.
8080 (vector_types_convertible_p): Unless -flax-vector conversions
8081 has been passed, disallow conversions between vectors with
8082 differing numbers of subparts and/or element types. If such
8083 a conversion is disallowed, possibly emit a note on the first
8084 occasion only to inform the user of -flax-vector-conversions.
8085 The new last argument specifies this.
8086 * c-common.h (flag_lax_vector_conversions): New.
8087 (vector_types_convertible_p): Add extra argument.
8088 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8089 char_type_node for V*QI type vectors.
8090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8091 Update to satisfy new typechecking rules.
8092 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8094 * doc/invoke.texi (C Dialect Options): Document
8095 -flax-vector-conversions.
8097 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8099 PR tree-optimization/29877
8100 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8101 a register variable on the RHS to not be replaceable.
8103 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8104 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8105 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8106 const_simm15, const_pow2, const_npow2): Added.
8107 * config/score/misc.md (insv, extv, extzv, movmemsi,
8108 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8109 * config/score/score.c (score_address_cost, score_select_cc_mode):
8111 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8112 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8113 Update score_print_operand.
8114 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8115 Adjust register allocate order and update some macro define.
8116 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8117 mdx_block_move_straight, mdx_block_move_loop_head,
8118 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8119 mdx_block_move): Added.
8120 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8121 mdp_limm): Updated and fix some bug and typo.
8122 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8123 (movsf, movdf, doloop_end): Added.
8125 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8127 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8128 config/arm/thumb2.md: Fix comment typos.
8129 * doc/extend.texi: Fix a typo.
8131 2007-01-07 Eric Christopher <echristo@apple.com>
8133 * configure.ac: Check for __stack_chk_fail for darwin.
8134 * configure: Regenerate.
8136 2007-01-07 Richard Guenther <rguenther@suse.de>
8138 * tree-vrp.c (extract_range_from_assert): CSE calls to
8139 compare_values where possible.
8140 (extract_range_from_unary_expr): Likewise.
8142 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8144 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8145 * config/avr/avr.c (call_insn_operand): Delete function.
8146 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8147 instead of register number. Use predicates.
8148 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8149 call_insn_operand): Add.
8151 2007-01-06 Jan Hubicka <jh@suse.cz>
8153 * tree-pass.h (pass_build_cgraph_edges): Declare.
8154 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8155 (visited_nodes): Remove.
8156 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8157 build_cgrpah_edges; make visited_nodes local.
8158 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8159 (record_references_in_initializer): Move to cgraphbuild.c
8160 (initialize_inline_failed, rebuild_cgraph_edges,
8161 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8162 (verify_cgraph_node): Make visited_nodes local.
8163 (cgraph_analyze_function): Do not call cgraph_create_edges and
8164 initialize_inline_failed.
8165 (cgraph_expand_function): Do not call cgraph_lower_function;
8166 assert that function is already lowered.
8167 * Makefile.in (cgraphbuild.o): New.
8168 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8169 at the end of lowering passes.
8171 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8173 * ifcvt.c (cond_move_convert_if_block): New function, code
8174 factored out from...
8175 (cond_move_process_if_block): ...here. Call the new function
8176 on the THEN and ELSE blocks.
8177 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8178 already takes care of this.
8180 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8183 * tree.h (TREE_OVERFLOW_P): New.
8184 * c-typeck.c (parser_build_unary_op): Warn only if result
8185 overflowed and operands did not.
8186 (parser_build_binary_op): Likewise.
8187 (convert_for_assignment): Remove redundant overflow_warning.
8188 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8190 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8192 * c-typeck.c (store_init_value): Split over two lines to follow
8193 the GNU coding style.
8195 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8197 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8198 __GXX_EXPERIMENTAL_CXX0X__.
8199 * doc/cpp.texi: Same.
8201 2007-01-05 Richard Guenther <rguenther@suse.de>
8204 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8205 with mismatched types. Instead explicitly build a
8206 conversion NOP_EXPR.
8208 2007-01-05 Ian Lance Taylor <iant@google.com>
8210 * c-common.c (decl_with_nonnull_addr_p): New function.
8211 (c_common_truthvalue_conversion): Call it.
8212 * c-typeck.c (build_binary_op): Likewise.
8213 * c-common.h (decl_with_nonnull_addr_p): Declare.
8215 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8218 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8221 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8223 * doc/install.texi (Final install): Document the fact that
8224 the GNAT runtime should not be stripped.
8226 2007-01-04 Jan Hubicka <jh@suse.cz>
8228 * tree-inline.c (fold_marked_statements): Update operand caches
8229 and EH after folding
8231 2007-01-04 Ian Lance Taylor <iant@google.com>
8233 * c-common.c (check_function_nonnull): Whitespace fix.
8235 2007-01-04 Jan Hubicka <jh@suse.cz>
8237 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8238 comitted older version of patch.
8239 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8240 function, celanup cfg and collect garbage.
8242 2007-01-04 Mike Stump <mrs@apple.com>
8244 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8247 2007-01-04 Eric Christopher <echristo@apple.com>
8249 * libgcc2.c (__bswapsi2): Use SItype.
8250 (__bswapdi2): Use DItype.
8251 * libgcc2.h: Update for above.
8253 2007-01-04 Paul Brook <paul@codesourcery.com>
8255 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8256 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8257 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8258 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8259 umulsi3_highpart): Make conditional on !arm_arch6.
8260 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8261 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8262 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8263 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8264 umulsi3_highpart_v6): New insns.
8266 2007-01-04 Roger Sayle <roger@eyesopen.com>
8268 * fold-const.c (fold_convert): When casting an expression to void,
8269 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8270 have a type. Instead of attempting to build a NOP_EXPR, return
8271 these "special" trees directly.
8273 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8275 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8276 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8277 rs6000_cost->fp not 0 as adjustment for outer NEG.
8279 2007-01-04 Jan Hubicka <jh@suse.cz>
8281 * cgraph.c (cgraph_release_function_body): New function.
8282 (cgraph_remove_node): Use it.
8283 * cgraph.h (cgraph_release_function_body): Declare.
8284 * cgraphunit.c (cgraph_expand_function): Use it.
8285 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8286 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8287 is initialized and while compilation of other function is running.
8288 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8289 statement CFG annotations from here to ...
8290 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8292 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8294 * cfgloop.h (enum li_flags): Make the constants powers of two.
8296 2007-01-04 Jan Hubicka <jh@suse.cz>
8298 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8300 (fold_marked_statements): New function.
8301 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8302 * tree-inline.h (copy_body_data): Add statements_to_fold.
8304 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8306 * config.gcc: Mention libgcc/config.host.
8307 * Makefile.in: Update comments mentioning libgcc.
8308 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8309 (all.cross, start.encap, rest.encap, rest.cross): Update
8310 dependencies for libgcc move.
8311 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8312 (clean-target, clean-target-libgcc): Delete.
8313 (srcdirify, GCC_EXTRA_PARTS): New macros.
8314 (libgcc-support, libgcc.mvars): New rules.
8315 (distclean): Remove mention of mklibgcc.
8316 (install): Don't reference INSTALL_LIBGCC.
8317 (install-common): Don't reference EXTRA_PARTS.
8318 (install-libgcc, install-multilib): Delete rules.
8319 * mklibgcc.in: Delete file.
8320 * doc/configfiles.texi: Don't mention mklibgcc.
8322 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8323 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8324 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8325 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8326 (mklibgcc, ldblspecs): Likewise.
8328 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8329 (posixpre.def): Use $(T).
8330 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8331 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8332 (SHLIB_LINK): Make dummy.
8333 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8335 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8337 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8338 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8339 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8340 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8342 * configure.ac (all_outputs): Remove mklibgcc.
8343 * configure: Regenerated.
8345 2007-01-03 Josh Conner <jconner@apple.com>
8348 * calls.c (compute_argument_addresses): Set stack and stack_slot
8349 for partial args, too.
8350 (store_one_arg): Use locate.size.constant for the size when
8351 generating a save_area.
8353 2007-01-03 Robert Kennedy <jimbob@google.com>
8355 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8356 whose definitions are deleted due to basic block merging.
8358 2007-01-03 Paul Brook <paul@codesourcery.com>
8361 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8363 (use_return_insn): Return 0 for Thumb interrupt functions.
8364 (print_multi_reg): Add rfe argument for IRQ returns.
8365 (arm_output_epilogue): Pop interrupt return address directly into PC.
8366 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8368 2007-01-03 Paul Brook <paul@codesourcery.com>
8370 Merge from sourcerygxx-4_1.
8371 * config/arm/thumb2.md: New file.
8372 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8374 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8375 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8376 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8377 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8379 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8380 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8382 * config/arm/ieee754-sf.S: Ditto.
8383 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8384 (thumb1_base_register_rtx_p): ... to this.
8385 (thumb_index_register_rtx_p): Rename...
8386 (thumb1_index_register_rtx_p): ... to this.
8387 (thumb_output_function_prologue): Rename...
8388 (thumb1_output_function_prologue): ... to this.
8389 (thumb_legitimate_address_p): Rename...
8390 (thumb1_legitimate_address_p): ... to this.
8391 (thumb_rtx_costs): Rename...
8392 (thumb1_rtx_costs): ... to this.
8393 (thumb_compute_save_reg_mask): Rename...
8394 (thumb1_compute_save_reg_mask): ... to this.
8395 (thumb_final_prescan_insn): Rename...
8396 (thumb1_final_prescan_insn): ... to this.
8397 (thumb_expand_epilogue): Rename...
8398 (thumb1_expand_epilogue): ... to this.
8399 (arm_unwind_emit_stm): Rename...
8400 (arm_unwind_emit_sequence): ... to this.
8401 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8402 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8403 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8404 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8405 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8406 thumb2_output_casesi): New functions.
8407 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8408 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8409 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8410 THUMB2_WORK_REGS): Define.
8411 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8412 arm_condexec_mask, arm_condexec_masklen)): New variables.
8413 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8414 (arm_override_options): Check new CPU capabilities.
8415 Set new architecture flag variables.
8416 (arm_isr_value): Handle v7m interrupt functions.
8417 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8419 (const_ok_for_arm): Handle Thumb-2 constants.
8420 (arm_gen_constant): Ditto. Use movw when available.
8421 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8423 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8424 (thumb_find_work_register, arm_load_pic_register,
8425 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8426 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8427 print_multi_reg, output_mov_long_double_fpa_from_arm,
8428 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8429 output_mov_double_fpa_from_arm, output_move_double,
8430 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8431 output_return_instruction, arm_output_function_prologue,
8432 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8433 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8434 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8435 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8436 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8437 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8439 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8440 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8441 (arm_file_start): Output directive for unified syntax.
8442 (arm_unwind_emit_set): Handle stack alignment instruction.
8443 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8444 Add v6t2, v7, v7a, v7r and v7m.
8445 (RETLDM): Add Thumb-2 code.
8446 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8447 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8448 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8449 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8450 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8451 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8452 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8453 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8454 ADJUST_INSN_LENGTH): Define.
8455 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8456 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8457 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8458 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8459 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8460 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8461 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8462 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8463 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8464 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8465 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8466 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8467 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8468 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8469 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8470 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8471 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8473 * config/arm/arm-tune.md: Regenerate.
8474 * config/arm/arm-protos.h: Update prototypes.
8475 * config/arm/vfp.md: Enable patterns for Thumb-2.
8476 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8477 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8478 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8479 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8480 * config/arm/libunwind.S: Add Thumb-2 code.
8481 * config/arm/constraints.md: Update include Thumb-2.
8482 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8483 * config/arm/ieee754-df.S: Ditto.
8484 * config/arm/bpabi.S: Ditto.
8485 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8486 * config/arm/predicates.md (low_register_operand,
8487 low_reg_or_int_operand, thumb_16bit_operator): New.
8488 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8489 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8490 * config/arm/t-arm-elf: Add armv7 multilib.
8491 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8493 (UNSPEC_STACK_ALIGN, ce_count): New.
8494 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8495 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8497 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8498 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8499 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8500 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8501 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8502 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8504 * doc/extend.texi: Document ARMv7-M interrupt functions.
8505 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8507 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8509 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8510 (struct _Unwind_Context): Rename args_size to flags, remove
8511 signal_frame field, add a new args_size field and version field.
8512 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8513 _Unwind_IsExtendedContext): New inline functions.
8514 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8515 Assume by_value array is only present if _Unwind_IsExtendedContext.
8516 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8517 _Unwind_IsSignalFrame.
8518 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8519 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8520 (uw_init_context_1): Initialize context->flags to
8521 EXTENDED_CONTEXT_BIT.
8522 * config/rs6000/linux-unwind.h (frob_update_context): Use
8523 _Unwind_SetSignalFrame.
8525 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8528 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8529 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8532 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8534 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8535 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8536 RET, AT_SP): Remove.
8537 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8540 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8541 * cfgbuild.c (find_basic_blocks): Likewise.
8542 * cfgrtl.c (rtl_create_basic_block): Likewise.
8543 * function.c (temp_slots_at_level): Likewise.
8544 * reg-stack.c (stack_regs_mentioned): Likewise.
8545 * regclass.c (allocate_reg_info): Likewise.
8546 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8547 set_bb_for_stmt, move_block_to_fn): Likewise.
8548 * tree-complex.c (tree_lower_complex): Likewise.
8549 * vec.h (VEC_safe_grow_cleared): New.
8551 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8553 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8555 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8556 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8558 * cfgloopmanip.c (scale_loop_frequencies): Export.
8559 (loopify): Scale the frequencies by prescribed coefficients.
8560 (set_zero_probability): New function.
8561 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8562 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8563 and frequencies according to arguments.
8564 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8566 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8567 * modulo-sched.c (sms_schedule): Set probabilities for entering
8568 versioned loop correctly.
8569 * tree-vect-transform.c (vect_transform_loop): Ditto.
8570 * cfgloop.h (loopify, loop_version): Declaration changed.
8571 (scale_loop_frequencies): Declared.
8573 2007-01-02 Jan Hubicka <jh@suse.cz>
8575 * cgraph.c: Include tree-flow.h
8576 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8578 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8579 * tree-pass.h (pass_all_early_optimizations): Declare.
8580 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8582 (cgraph_analyze_function): Do early_local_passes.
8583 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8584 Do not add referenced vars.
8585 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8587 (gate_all_early_local_passes): New gate.
8588 (pass_early_local_passes): Use new gate.
8589 (execute_early_local_optimizations): New functions.
8590 (gate_all_early_optimizations): New gate.
8591 (pass_all_early_optimizations): New pass.
8592 (execute_free_datastructures): Free SSA only when initialized.
8593 (gate_init_datastructures): Init only when optimizing.
8594 (tree_lowering_passes): Do early local passes when called late.
8595 * tree-profile.c (do_tree_profiling): Don't profile functions added
8597 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8598 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8600 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8601 during early_local_passes.
8602 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8605 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8607 * Makefile.in: Update copyright year.
8609 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8611 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8612 in $(lang_checks) and check-consistency targets.
8614 2007-01-02 Jan Hubicka <jh@suse.cz>
8616 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8617 Do not add referenced vars.
8618 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8620 * passes.c (init_optimization_passes): Put mudflap_2 after
8621 free_datastructures.
8623 2007-01-02 Jan Hubicka <jh@suse.cz>
8625 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8626 Set NOTHROW flag on call statements proved to be nothrow.
8627 Update statement of local calls so new pure/const functions are
8628 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8630 (tree_rest_of_compilation): Register hooks and initialize bitmap
8631 early. Do not set after_inlining flag.
8633 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8635 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8636 HOST_BITS_PER_LONGLONG
8638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8641 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8642 warning for non-static initializers.
8644 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8646 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8647 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8648 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8649 Always use set_unique_reg_note to add REG_EQUAL notes.
8651 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8654 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8656 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8657 * cfgbuild.c (find_basic_blocks): Likewise.
8658 * cfgrtl.c (rtl_create_basic_block): Likewise.
8659 * function.c (temp_slots_at_level): Likewise.
8660 * reg-stack.c (stack_regs_mentioned): Likewise.
8661 * regclass.c (allocate_reg_info): Likewise.
8662 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8663 set_bb_for_stmt, move_block_to_fn): Likewise.
8664 * tree-complex.c (tree_lower_complex): Likewise.
8665 * vec.h (VEC_safe_grow_cleared): New.
8667 2007-01-02 Ian Lance Taylor <iant@google.com>
8669 * c-common.c (c_common_truthvalue_conversion): When warning about
8670 using an assignment as a truth value, set TREE_NO_WARNING.
8672 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8675 * c.opt (Wold-style-declaration): New.
8676 * doc/invoke.texi (C-only Warning Options): New.
8677 (Wold-style-declaration): Document it.
8678 (Wextra): Enabled by -Wextra.
8679 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8680 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8681 -Wold-style-declaration.
8683 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8685 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8686 * cfgbuild.c (find_basic_blocks): Likewise.
8687 * cfgrtl.c (rtl_create_basic_block): Likewise.
8688 * function.c (temp_slots_at_level): Likewise.
8689 * reg-stack.c (stack_regs_mentioned): Likewise.
8690 * regclass.c (allocate_reg_info): Likewise.
8691 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8692 set_bb_for_stmt, move_block_to_fn): Likewise.
8693 * tree-complex.c (tree_lower_complex): Likewise.
8694 * vec.h (VEC_safe_grow_cleared): New.
8696 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8698 * c-common.c (c_common_nodes_and_builtins): Since variants of
8699 void_type_node get built before it is given a name, we need to
8700 give those variants the name, too.
8701 (complete_array_type): We need to work with the canonical main
8702 type of the array, from which we will build the qualified version.
8703 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8704 * print-tree.c (print_node): Display canonical type information
8706 * stor-layout.c (layout_type): When we don't know the
8707 alignment of a type for which we're building an array, we end up
8708 guessing wrong, so make the type require structural equality.
8709 * tree.c (make_node_stat): When we build a new type, it is its
8711 (build_type_attribute_qual_variant): When building an attribute
8712 variant, its canonical type is the non-attribute variant. However,
8713 if the attributes are target-dependent and they differ, we need to
8714 use structural equality checks for this type.
8715 (build_qualified_type): A qualified type is not equivalent to its
8716 unqualified variant; set the canonical type appropriately.
8717 (build_distinct_type_copy): When building a distinct type from
8718 another type, the new type is its own canonical type.
8719 (build_variant_type_copy): When building a new type variant, we
8720 assume that it is equivalent to the original type.
8721 (build_pointer_type_for_mode): When building a pointer type, also
8722 build a canonical type pointer.
8723 (build_reference_type_for_mode): When building a reference type,
8724 also build a canonical type reference.
8725 (build_index_type): When we can't hash an index type (e.g.,
8726 because its maximum value is negative), the index type requires
8727 structural equality tests.
8728 (build_array_type): Build the canonical form of an array type.
8729 (build_function_type): Function types require structural equality,
8730 because they contain default arguments, attributes, etc.
8731 (build_method_type_directly): Ditto for method types.
8732 (build_offset_type): Build the canonical offset type.
8733 (build_complex_type): Build the canonical vector type.
8734 (make_vector_type): Build the canonical vector type.
8735 * tree.h (TYPE_CANONICAL): New.
8736 (TYPE_STRUCTURAL_EQUALITY_P): New.
8737 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8738 (struct tree_type): Added "canonical" field.
8739 * params.h (VERIFY_CANONICAL_TYPES): New.
8740 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8741 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8742 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8743 * doc/invoke.texi (verify-canonical-types): Document --param
8744 parameter for verifying canonical types.
8746 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8748 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8749 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8750 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8751 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8753 * config/rs6000/e500.h: New.
8754 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8755 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8757 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8758 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8759 TARGET_E500_DOUBLE): Remove.
8760 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8761 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8762 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8763 * config/rs6000/rs6000.c (rs6000_override_options): Use
8766 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8768 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8769 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8770 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8771 rs6000_emit_cmove): Don't check TARGET_E500.
8772 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8773 sordered): Don't check TARGET_E500.
8775 2007-01-01 Eric Christopher <echristo@apple.com>
8777 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8778 HARD_REGISTER_NUM_P.
8780 2007-01-01 Roger Sayle <roger@eyesopen.com>
8782 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8783 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8784 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8787 2007-01-01 Mike Stump <mrs@apple.com>
8789 * configure.ac: Remove support for building with Apple's gcc-3.1.
8791 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8794 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8795 REG is a hard register. Do not modify REG before calling
8797 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8798 multiple of the size of YMODE for certain lowpart cases.
8800 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8803 * gimplify (voidify_wrapper_expr): Update for
8806 2007-01-01 Andreas Schwab <schwab@suse.de>
8809 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8810 save of BR0 in extra_spill_size instead of spill_size.
8811 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8813 (ia64_expand_epilogue): Restore BR0 from its new location.
8815 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8817 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8818 Use a temporary variable if the left hand side is not a gimple
8821 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8823 * gimplify.c (gimplify_return_expr): Make the temporary variable
8824 for the return expression, a gimple register variable.
8826 2007-01-01 Jan Hubicka <jh@suse.cz>
8828 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8831 2007-01-01 Mike Stump <mrs@apple.com>
8833 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8835 * config/darwin.c (machopic_select_rtx_section): Use
8837 (darwin_mergeable_constant_section): Likewise.
8838 * configure: Regenerate.
8839 * config.in: Regenerate.
8841 2007-01-01 Jan Hubicka <jh@suse.cz>
8842 Andrew Pinski <pinskia@gmail.com>
8844 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8845 before starting IPA passes.