1 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5 (arm_elf_asm_constructor): Use it.
6 (arm_elf_asm_destructor): New function.
8 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16 2007-03-19 Andrew Haley <aph@redhat.com>
18 PR tree-optimization/31264
19 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24 PR rtl-optimization/30907
25 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
26 (fwprop_init): Always call loop_optimizer_initialize.
27 (fwprop_done): Always call loop_optimizer_finalize.
28 (fwprop): We always have loop info now.
29 (gate_fwprop_addr): Remove.
30 (pass_fwprop_addr): Use gate_fwprop as gate.
32 PR rtl-optimization/30841
33 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
34 df_chain_alloc): Call df_reorganize_refs unconditionally.
35 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
36 refs_organized to refs_organized_size.
37 (df_ref_create_structure): Use refs_organized_size instead of
38 bitmap_size if refs had been organized, and keep refs_organized_size
40 * df.h (struct df_ref_info): Change refs_organized to
42 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
45 2007-03-19 Mark Mitchell <mark@codesourcery.com>
47 * except.c (output_function_exception_table): Do not reference the
48 EH personality routine for functions that do not require an
51 2007-03-20 Jakub Jelinek <jakub@redhat.com>
54 * c-typeck.c (convert_for_assignment): Call comptypes for
55 RECORD_TYPE or UNION_TYPE.
58 * reload1.c (reload): Do invalid ASM checking after
59 cleanup_subreg_operands.
61 2007-03-19 Jeff Law <law@redhat.com>
63 * tree-cfg.c (find_taken_edge): Tighten conditions for
64 optimizing computed gotos.
66 2007-03-19 Michael Matz <matz@suse.de>
68 * builtins.c (expand_builtin_sync_operation,
69 expand_builtin_compare_and_swap,
70 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
73 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
74 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
77 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
79 * doc/tm.texi: Add brackets around the return type of
80 TARGET_SECONDARY_RELOAD.
82 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
83 Richard Guenther <rguenther@suse.de>
85 PR tree-optimization/31254
86 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
87 Use handled_component_p () where appropriate. Continue
88 propagating into the rhs if we propagated into an INDIRECT_REF
91 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
93 * config/s390/s390.md (op_type attribute): RRR instruction type added.
94 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
95 (xde, xdee): Mode attributes adjusted to support DFP modes.
96 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
97 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
98 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
99 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
100 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
101 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
102 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
104 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
105 "movsf"): Insn definitions removed.
106 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
107 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
108 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
110 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
111 "reload_in<mode>", "reload_out<mode>"): Expander added.
112 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
115 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
117 * config/s390/s390.md: Only non-functional changes. Renamed
118 FPR mode macro to BFP all over the file.
120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
122 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
123 (op_type attribute): RRF instruction type added.
124 (fT0): New mode attribute.
125 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
126 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
127 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
128 no secondary memory is needed when moving DFmode values between GPRs
131 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
133 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
134 inverted and documentation adjusted.
135 ("mhard-dfp", "msoft-dfp"): New options.
136 * config/s390/s390.c (s390_handle_arch_option): New architecture
138 (override_options): Sanity checks for the new options added.
139 * config.gcc: New architecture switch: z9-ec.
140 * config/s390/s390.h (processor_flags): PF_DFP added.
141 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
142 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
143 when the bit is NOT set so remove it from the defaults.
145 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
147 * genemit.c (main): Print include statement for dfp.h.
148 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
151 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
153 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
155 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
158 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
161 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
163 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
164 attr_length_call, output_call, output_indirect_call): Cleanup
165 formatting of targetm calls.
167 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
169 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
171 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
173 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
174 reservation, bypass and anti-bypass descriptions for these instructions.
175 Update move patterns.
176 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
179 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
181 * tree-vect-transform.c (get_initial_def_for_induction): Replace
182 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
183 (get_initial_def_for_reduction): Likewise.
185 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
187 Fix PR tree-optimization/29922
188 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
189 (get_representative): Removed.
190 (value_dies_in_block_x): Update for rvuse removal.
191 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
192 (compute_antic_aux): Handle when PHI nodes appear in
193 non-single-successors.
194 (dump_bitmap_of_names): Removed.
195 (compute_antic_safe): Renamed and removed rvuse calculation.
196 Calculate only antic safe.
197 (insert_into_preds_of_block): Remove assert.
198 (execute_pre): Update for renamed functions.
199 (defer_or_phi_translate_block): New function.
201 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
203 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
204 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
206 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
207 Follow spelling conventions.
209 * tree-data-ref.h: Remove the prototype for analyze_array.
211 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
213 PR tree-optimization/31041
214 * tree-vect-transform.c (get_initial_def_for_induction): Call
215 force_gimple_operand.
217 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
219 * ipa-type-escape.c (look_for_casts) : Revert code to use
220 handled_component_p due to ada test a-numaux.adb.
222 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
224 * final.c (final_scan_insn): Alter the condition of a
225 conditional trap if we have nonstandard CC.
227 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
229 * configure.ac: Remove excess quoting from asm line 0 test.
230 * configure: Rebuilt.
232 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
234 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
235 * c-common.c (convert_and_check): Move warning logic to...
236 (warnings_for_convert_and_check): ...here. Define.
237 * c-common.h (warnings_for_convert_and_check): Declare.
239 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
241 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
242 (output_call): Likewise.
244 2007-03-16 Richard Sandiford <richard@codesourcery.com>
246 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
248 2007-03-16 Richard Sandiford <richard@codesourcery.com>
250 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
252 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
255 opteron, athlon-64 and athlon-fx processor_alias_table entries.
257 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
259 PR tree-optimization/31183
260 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
261 Use double_int instead of unsigned int for representing access_strides.
262 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
264 2007-03-16 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/31146
267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
268 to allow recursion of forward_propagate_addr_expr.
269 (forward_propagate_addr_into_variable_array_index): Likewise.
270 (forward_propagate_addr_expr): Likewise.
271 (tree_ssa_forward_propagate_single_use_vars): Likewise.
272 (forward_propagate_addr_expr_1): Recurse on simple copies
273 instead of propagating into them. Do so for useless conversions
275 (forward_propagate_addr_expr): Clean up unused statements after
278 2007-03-16 Richard Guenther <rguenther@suse.de>
280 * builtins.c (expand_builtin_cexpi): Use the right argument
281 for the expansion via cexp.
283 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
285 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
286 * configure: Rebuilt.
288 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
291 * dwarf2out.c (force_type_die): Adjust comment.
292 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
294 2007-03-15 DJ Delorie <dj@redhat.com>
296 * config/frv/predicates.md (minmax_operator): Don't check operands
299 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
301 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
302 Update constant estimates of number of iterations.
303 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
304 argument renamed to "realistic".
305 (compute_estimated_nb_iterations): Removed.
306 (record_niter_bound): New function.
307 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
308 call record_nonwrapping_iv with upper = false.
309 (infer_loop_bounds_from_signedness): Pass upper argument to
310 record_nonwrapping_iv.
311 (estimate_numbers_of_iterations_loop): Do not call
312 compute_estimated_nb_iterations. Record estimate based on profile
313 information. Initialize the constant estimates of number of
315 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
317 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
318 number of iterations is too small.
319 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
320 (EST_NOT_AVAILABLE): Removed.
321 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
322 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
325 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
327 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
328 Handle NE_EXPR guards.
330 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
333 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
334 Set also -pedantic-errors by default for the preprocessor unless
335 -fpermissive is given.
337 2007-03-15 Richard Guenther <rguenther@suse.de>
341 * builtins.c (expand_builtin_cexpi): As a fallback if we
342 don't have builtins for sincos or cexp create a function
343 declaration for cexp and expand to a call to that.
344 (expand_builtin_int_roundingfn): Always fall
345 back to floor/ceil and its variants even if they may be
348 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
351 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
352 jump tables, move the call to delete_dead_jumptables from here...
353 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
354 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
355 don't allow merging of blocks that try_redirect_by_replacing_jump
356 also does not handle when not optimizing.
358 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
359 Francois-Xavier Coudert <coudert@clipper.ens.fr>
361 * config/i386/i386.md (x86_sahf_1): Correctly handle
364 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
368 x86_64_general_operand as operand[2] predicate. Remove "iF"
369 from operand constraints and use "e" constraint instead.
370 (*subti3_1, *subti3_1 splitter): Ditto.
371 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
372 operand[1] predicate.
374 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
376 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
377 arrays, multiply the access strides by the size of the sub-array.
378 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
380 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
382 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
383 the configured assembler supports the sahf mnemonic.
384 * configure: Regenerate.
385 * config.in: Regenerate.
387 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
388 emit "sahf" or ".byte\t0x9e" as asm template.
390 2007-03-14 Michael Meissner <michael.meissner@amd.com>
393 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
394 option to replace hard coded TARGET_xxx in md file.
395 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
396 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
397 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
398 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
399 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
400 (X86_TUNE_NOT_VECTORMODE): Ditto.
401 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
402 (TUNE_AVOID_VECTOR_DECODE): Ditto.
403 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
404 (TUNE_SLOW_IMUL_IMM8): Ditto.
405 (TUNE_MOVE_M1_VIA_OR): Ditto.
406 (TUNE_NOT_UNPAIRABLE): Ditto.
407 (TUNE_NOT_VECTORMODE): Ditto.
409 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
412 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
413 tuning options instead of hard coded TARGET_xxx.
414 (fix ssemode peephole2's): Ditto.
415 (imul peephole2's): Ditto.
417 (movdi_or_rex64): Ditto.
418 (move peephole2): Ditto.
419 (not peephole2's): Ditto.
421 2007-03-14 Dirk Mueller <dmueller@suse.de>
423 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
424 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
425 * c-parser.c (c_parser_if_body): Always add an empty statement in case
427 * c-parser.c (c_parser_do_statement): Warn about empty body in
429 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
430 * doc/invoke.texi (-Wempty-body): Update documentation.
432 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
435 * c-common.h (warn_for_div_by_zero): Declare.
436 * c-common.c (warn_for_div_by_zero): Define.
437 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
440 2007-03-14 Richard Sandiford <richard@codesourcery.com>
442 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
443 to PREFIX and STANDARD_PREFIX.
445 2007-03-14 Richard Sandiford <richard@codesourcery.com>
446 Phil Edwards <phil@codesourcery.com>
448 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
449 (__gthread_once_t): Remove busy field for RTPs.
450 (__GTHREAD_ONCE_INIT): Update accordingly.
452 2007-03-14 Richard Sandiford <richard@codesourcery.com>
454 * doc/invoke.texi: Document VxWorks options.
456 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
458 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
460 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
462 PR tree-optimization/30590
463 * tree-nrv.c (tree_nrv): Check for the partial update of the
466 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
468 * flags.h (flag_random_seed): Remove declaration, in favor of...
469 * toplev.h (get_random_seed, set_random_seed): ... these.
470 * tree.c (get_file_function_name): Use the former.
471 * opts.c (common_handle_option): Use the latter.
474 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
477 * cse.c (cse_find_path): Do not bail out if a basic block that
478 we already visited now becomes part of a path that starts at a
479 different basic block. Just disallow this, to make sure we
480 visit each basic block at most once.
482 2007-03-13 Jan Hubicka <jh@suse.cz>
484 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
485 when profile esitmate is present, calls with very low frequency are
488 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
490 PR tree-optimization/30730
491 PR tree-optimization/26900
492 * tree-ssa-loop-niter.c: Include gmp.h.
494 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
495 split_to_var_and_offset, determine_value_range,
496 bound_difference_of_offsetted_base, refine_bounds_using_guard,
497 bound_difference, bounds_add, bounds_negate,
498 number_of_iterations_ne_max, dump_affine_iv): New functions.
499 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
500 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
501 difference of initial and final value of control iv to validate
503 (number_of_iterations_cond): Add loop parameter. Determine bounds
504 on the difference of the extremes of the control iv. Add dumps.
505 (expand_simple_operations): Handle phi nodes.
506 (simplify_using_initial_conditions): Do not record used conditions.
507 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
508 Do not set additional_info.
509 (implies_nonnegative_p, implies_ge_p): Removed.
510 (derive_constant_upper_bound): Do not use parameter `additional'.
511 (record_estimate): Parameter `additional' removed. Parameter
512 `i_bound' added. Do not call derive_constant_upper_bound.
513 (record_nonwrapping_iv): Use derive_constant_upper_bound to
514 bound the number of iterations estimate.
515 (estimate_numbers_of_iterations_loop): Pass the estimate from
516 the number of iterations analysis to record_estimate.
517 * tree.h (multiple_of_p): Declare.
518 * tree-scalar-evolution.c (expression_expensive_p): Removed.
519 (scev_const_prop): Do not check expression_expensive_p.
520 * fold-const.c (multiple_of_p): Exported.
521 * double-int.c (double_int_mask): Exported.
522 * double-int.h (double_int_mask): Declare.
523 * tree-flow.h (struct tree_niter_desc): Removed additional_info
524 field. Added max field.
526 2007-03-13 David Taylor <taylor@candd.org>
529 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
532 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
535 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
538 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
540 * config/i386/i386.opt (mcx16, msahf): New options.
541 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
542 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
544 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
545 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
546 Output -mcx16 and -msahf options when corresponding bit is set.
548 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
551 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
553 * configure.ac: Test for assembler tolerance to # 0 "".
554 * configure, config.in: Rebuilt.
555 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
557 2007-03-13 Geoffrey Keating <geoffk@apple.com>
559 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
561 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
562 (handle_syscall): Handle direct system calls.
563 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
565 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
567 * doc/invoke.texi: Fix cpp.info cross-reference.
568 * doc/passes.texi: Fix gcc.info cross-reference.
570 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
572 PR tree-optimization/30835
573 * lambda-code.c (can_convert_to_perfect_nest): Check whether
574 bb_for_stmt is not NULL before accessing it.
576 2007-03-12 Joseph Myers <joseph@codesourcery.com>
578 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
581 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
584 * doc/install.texi: Document --enable-stage1-languages
586 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
588 * tree-pass.h (pass_into_cfg_layout_mode,
589 pass_outof_cfg_layout_mode): Declare.
590 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
591 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
592 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
593 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
595 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
597 * c-decl.c (warn_variable_length_array): New function.
598 Refactored from grokdeclarator to handle warn_vla
599 and handle unnamed array case.
600 (grokdeclarator): Refactored VLA warning case.
601 * c.opt (Wvla): New flag.
602 * doc/invoke.texi (Wvla): New warning.
604 2007-03-12 Richard Henderson <rth@redhat.com>
606 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
607 (TARGET_SECTION_TYPE_FLAGS): New.
609 2007-03-12 Richard Henderson <rth@redhat.com>
611 * config/darwin.c (machopic_reloc_rw_mask): New.
612 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
613 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
615 2007-03-12 Mark Mitchell <mark@codesourcery.com>
617 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
618 * cppdefault.h (cpp_PREFIX): Document.
619 (cpp_PREFIX_len): Likewise.
620 (cpp_EXEC_PREFIX): New variable.
621 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
622 * c-incpath.c (add_standard_paths): Correct logic for relocating
625 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
628 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
630 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
631 fix_truncdfdi_sse using SSEMODEF mode macro.
632 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
633 fix_truncdfsi_sse using SSEMODEF mode macro.
634 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
635 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
637 2007-03-12 Richard Sandiford <richard@codesourcery.com>
639 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
642 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
644 * tree.h : Add multiple_of_p declaration.
645 * fold-const.c (multiple_of_p): Make multiple_of_p public.
646 * ipa-type-escape.c (results_of_malloc): Redundant.
647 (visited_stmts): New. Visited stmt for walk_use_def_chains.
648 (cast_type): Extended with new members.
649 (check_cast): Returns cast_type.
650 (cast): New structure for data of walk_use_def_chains.
651 (is_malloc_result, is_cast_from_non_pointer_1,
652 is_cast_from_non_pointer,
653 is_array_access_through_pointer_and_index): New functions.
654 (look_for_casts): Returns cast types.
655 (check_call): Returns void.
656 (okay_pointer_operation): Use support of pointer plus index,
657 pointer plus constant and allow all multiplications.
659 2007-03-11 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/31115
662 * tree-vrp.c (extract_range_from_binary_expr): Make sure
663 the shift count is positive and non-anti-range for RSHIFT_EXPR.
664 A shift count of zero is not special as with *_DIV_EXPR.
665 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
668 2007-03-11 Ian Lance Taylor <iant@google.com>
670 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
671 the *_DIV_EXPR codes correctly with overflow infinities.
673 2007-03-11 Ira Rosen <irar@il.ibm.com>
675 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
676 indicate success/failure of the analysis. Add negation to subtrahend
677 in case of subtraction. Fail if both operands contain constants.
678 (create_data_ref): Fail if analyze_offset fails.
680 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.md (frndintxf2): Rename to ...
683 (rintxf2): ... this. Remove expander having same name.
684 (rintsf2, rintdf2): Implement using SSEMODEF macro.
685 (roundsf2, rounddf2): Ditto.
686 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
687 (lround<mode>di2, lround<mode>si2): Ditto.
689 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
691 * lower-subreg.c: Include except.h.
692 (decompose_multiword_subregs): Verify that the only control flow
693 insns we can split are loads to multi-words pseudos.
694 Handle breaking such blocks after splitting, instead of calling
695 find_many_sub_basic_blocks.
697 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
698 on the new basic block. Add a lengthy comment explaining why we
699 thought this was necessary.
700 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
702 2007-03-10 Mark Mitchell <mark@codesourcery.com>
705 * tree.c (walk_type_fields): Recurse into the element type of
706 ARRAY_TYPEs if there is a pointer set.
708 2007-03-10 Dirk Mueller <dmueller@suse.de>
710 * c-common.c (warn_logical_operator): Fix condition.
712 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
714 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
716 * config/darwin.c (machopic_select_section): Remove superfluous
717 argument in call to categorize_decl_for_section. Remove unused
720 2007-03-10 Joseph Myers <joseph@codesourcery.com>
722 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
724 * configure: Regenerate.
726 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
730 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
731 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
732 Add LABEL_NUSES to emitted label.
733 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
734 branch probability value to emitted jump insn.
735 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
736 Do not check life information and do not re-arrange input operands
737 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
739 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
741 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
742 the change of decode_asm_operands.
744 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
746 * mode-switching.c (create_pre_exit): Skip blockage insn.
748 2007-03-09 Diego Novillo <dnovillo@redhat.com>
750 * tree-pass.h (TODO_update_smt_usage): Remove.
752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
756 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
758 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
759 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
760 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
763 2007-03-09 Geoffrey Keating <geoffk@apple.com>
765 * gcc.c: Document %{, in big comment at top.
766 (input_suffix_matches): Remove special handling for .s and
768 (input_spec_matches): New.
769 (handle_braces): Handle %{,.
770 (validate_switches): ',' indicates a value which is not a switch.
771 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
772 to detect assembler input.
773 * config/i386/sol2.h (CPP_SPEC): Likewise.
774 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
775 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
776 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
777 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
778 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
779 -m64 causes deployment target to default to 10.5.
780 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
782 2007-03-09 Richard Henderson <rth@redhat.com>
785 * target.h (targetm.asm.out.reloc_rw_mask): New.
786 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
787 (TARGET_ASM_OUT): Use it.
788 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
789 * varasm.c (categorize_decl_for_section): Remove shlib argument;
790 use the new reloc_rw_mask target hook instead.
791 (default_section_type_flags_1): Merge into...
792 (default_section_type_flags): ... here.
793 (decl_readonly_section_1): Merge into...
794 (decl_readonly_section): ... here.
795 (default_elf_select_section_1): Merge into...
796 (default_elf_select_section): ... here.
797 (default_unique_section_1): Merge into...
798 (default_unique_section): ... here.
799 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
800 (default_select_rtx_section): Use it.
801 (default_elf_select_rtx_section): Likewise.
802 * output.h: Update to match.
803 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
804 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
805 (TARGET_ASM_RELOC_RW_MASK): New.
806 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
807 to categorize_decl_for_section.
808 (x86_64_elf_unique_section): Likewise.
809 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
810 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
811 (TARGET_ASM_RELOC_RW_MASK): New.
812 * config/ia64/ia64.c (ia64_rwreloc_select_section,
813 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
814 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
815 (TARGET_RWRELOC): Remove.
816 (ia64_section_type_flags): Adjust call to default_section_type_flags.
817 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
818 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
819 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
820 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
821 (rs6000_xcoff_select_section): Use decl_readonly_section.
822 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
823 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
824 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
825 (TARGET_SECTION_TYPE_FLAGS): Remove.
826 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
828 2007-03-09 Roger Sayle <roger@eyesopen.com>
830 * fold-const.c (fold_comparison): Remove compile-time evaluation of
831 complex constant equality/inequality comparisons for here.
832 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
833 known at compile-time or can be simplified to a scalar comparison.
834 (fold_relational_const): Move compile-time evaluation of complex
835 constant equality/inequality comparisons to here.
837 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
839 PR rtl-optimization/30643
840 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
842 (fold_rtx): Recurse, like before 2006-11-03.
844 2007-03-09 DJ Delorie <dj@redhat.com>
846 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
849 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
851 PR tree-optimization/30375
852 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
853 LHS of statements is not the same.
854 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
856 2007-03-09 Chao-ying Fu <fu@mips.com>
858 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
860 * doc/invoke.texi (-mdspr2): Document new option.
861 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
862 New unspec for DSP REV 2.
863 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
864 these instructions are extended in DSP REV 2.
865 (mips-dspr2.md): Include.
866 * config/mips/mips.opt (mdspr2): New option.
867 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
868 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
869 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
870 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
871 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
872 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
873 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
875 (bdesc_map): Add one field of unsupported_target_flags.
876 (bdesc_arrays): Update entries to have extra fields. Add
878 (mips_init_builtins): Initialize new function types.
879 Check unsupported_target_fileds to filter out builtins.
880 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
882 (ASM_SPEC): Pass mdspr2 to the assembler.
883 * config/mips/mips-dspr2.md: New file.
885 2007-03-09 Sa Liu <saliu@de.ibm.com>
887 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
889 2007-03-09 Ian Lance Taylor <iant@google.com>
891 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
892 argument) like -Wstrict-overflow=2.
893 * doc/invoke.texi (Warning Options): Update documentation.
895 2007-03-09 Dirk Mueller <dmueller@suse.de>
898 * doc/invoke.texi (-Wlogical-op): Document.
899 * common.opt (-Wlogical-op): New.
900 * c-common.h (warn_logical_operator): Declare.
901 * c-common.c (warn_logical_operator): Define.
902 * c-typeck.c (parser_build_binary_op): Call
903 warn_logical_operator.
905 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
907 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
908 * final.c (final_scan_insn): Test for non-"" file name.
910 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
912 * doc/loop.texi: Document the Omega linear constraints solver.
913 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
914 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
915 omega-hash-table-size, omega-max-keys, and
916 omega-eliminate-redundant-constraints.
917 * tree-pass.h (pass_check_data_deps): Declared.
920 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
921 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
922 pass_check_data_deps): New.
923 * tree-data-ref.c (init_data_ref): Remove declaration.
924 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
925 (analyze_array): Renamed init_array_ref, move up initializations.
926 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
927 Removed arguments that are set to NULL.
928 (analyze_indirect_ref): Correct indentation, correct call to
930 (object_analysis): Call init_array_ref instead of analyze_array.
931 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
932 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
933 of DR_ACCESS_FNS_ADDR.
934 (init_omega_eq_with_af, omega_extract_distance_vectors,
935 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
936 ddr_consistent_p): New.
937 (compute_affine_dependence): Check consistency of ddrs when
938 flag_check_data_deps is passed.
939 (analyze_all_data_dependences): Uncomment.
940 (tree_check_data_deps): New.
941 * tree-data-ref.h: Include omega.h.
942 (DR_ACCESS_FNS_ADDR): Removed.
943 (data_dependence_relation): Add inner_loop.
944 (DDR_INNER_LOOP): New.
945 * common.opt (fcheck-data-deps): New.
946 * tree-flow.h (tree_check_data_deps): Declare.
947 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
948 (OBJS-common): Depend on omega.o.
950 * passes.c (pass_check_data_deps): Scheduled.
951 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
952 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
953 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
954 PARAM_VECT_MAX_VERSION_CHECKS,
955 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
957 2007-03-09 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/30904
961 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
962 the same way as *_DIV_EXPR.
964 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
966 * recog.c (decode_asm_operands): No mixed declarations and code.
968 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
970 * rtl.def (ASM_INPUT): Add location.
971 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
972 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
973 (decode_asm_operands): Add loc operand.
974 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
975 * stmt.c (expand_asm): Rename to...
976 (expand_asm_loc): ... this. Add locus argument. Pass it on to
977 gen_rtx_ASM_INPUT_loc.
978 (expand_asm_expr): Adjust.
979 * recog.c (decode_asm_operands): Add loc operand.
980 (check_asm_operands, extract_insn): Adjust.
981 * reload1.c (maybe_fix_stack_asms): Likewise.
982 * final.c (asm_insn_count): Likewise.
983 (final_scan_insn): Output # line before and after asm.
985 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
987 * tree-ssa-structalias.c (variable_info): Remove
989 (new_var_info): Ditto.
990 (shared_bitmap_info_t): New structure.
991 (shared_bitmap_table): New variable.
992 (shared_bitmap_hash): New function.
993 (shared_bitmap_eq): Ditto
994 (shared_bitmap_lookup): Ditto.
995 (shared_bitmap_add): Ditto.
996 (merge_smts_into): Change to take bitmap directly.
997 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
998 (init_alias_vars): Init shared bitmap hashtable.
999 (delete_points_to_sets): Delete shared bitmap hashtable.
1000 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1001 is_aliased removal as a change that was still necessary was
1004 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/i386.h (override_options): Conditionally disable
1007 x86_sahf for 64bit targets only.
1009 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1012 * c-decl.c (merge_decls): Don't call make_var_volatile.
1013 * varasm.c (make_var_volatile): Remove.
1014 * output.h (make_var_volatile): Remove.
1016 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1018 PR tree-optimization/31085
1019 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1021 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1023 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1024 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1025 ATTR_CONST_NOTHROW_LIST.
1027 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1030 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1032 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1034 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1037 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1039 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1040 passed, use shared libgcc.
1042 2007-03-08 Roger Sayle <roger@eyesopen.com>
1044 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1045 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1046 (honor_protect_cleanup_actions, lower_try_finally_switch):
1048 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1049 ifc_temp_var): Likewise.
1050 * tree-inline.c (setup_one_parameter): Likewise.
1051 * tree-mudflap.c (mf_decl_cache_locals,
1052 mf_build_check_statement_for): Likewise.
1053 * tree-nested.c (init_tmp_var, save_tmp_var,
1054 finalize_nesting_tree_1): Likewise.
1055 * tree-outof-ssa.c (insert_copy_on_edge,
1056 insert_backedge_copies): Likewise.
1057 * tree-profile.c (tree_gen_edge_profiler,
1058 tree_gen_ic_profiler): Likewise.
1059 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1060 * tree-sra.c (sra_build_assignment): Likewise.
1061 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1062 * tree-ssa-math-opts.c (insert_reciprocals,
1063 execute_cse_sincos_1): Likewise.
1064 * tree-tailcall.c (adjust_accumulator_values,
1065 adjust_return_value): Likewise.
1066 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1067 * tree-vect-transform.c (vect_create_data_ref_ptr,
1068 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1069 vect_create_epilog_for_reduction, vectorizable_reduction,
1070 vectorizable_call, vectorizable_conversion,
1071 vectorizable_assignment, vectorizable_operation,
1072 vectorizable_type_demotion, vect_gen_widened_results_half,
1073 vect_permute_store_chain, vectorizable_store,
1074 vect_setup_realignment, vect_permute_load_chain,
1075 vectorizable_load, vectorizable_condition,
1076 vect_create_cond_for_align_checks): Likewise.
1077 * tree-vrp.c (build_assert_expr_for): Likewise.
1079 2007-03-08 Ian Lance Taylor <iant@google.com>
1081 * tree-vrp.c: Include "intl.h".
1082 (usable_range_p): New static function.
1083 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1084 overflowed values, juts set *strict_overflow_p.
1085 (compare_values): Only return -2 if one of the operands is not a
1087 (compare_ranges): Call usable_range_p.
1088 (compare_range_with_value): Likewise.
1089 (vrp_evaluate_conditional_warnv): Rename from
1090 vrp_evaluate_conditional. Make static. Change all callers.
1091 (vrp_evaluate_conditional): New function.
1092 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1094 (simplify_abs_using_ranges): Likewise.
1095 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1096 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1097 within_stmt parameter.
1098 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1099 vrp_evaluate_conditional.
1100 * tree-ssa-threadedge.c
1101 (record_temporary_equivalences_from_stmts_at_dest): Change
1102 simplify parameter to take a second tree parameter.
1103 (simplify_control_stmt_condition): Likewise.
1104 (thread_across_edge): Likewise.
1105 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1106 (thread_across_edge): Likewise.
1107 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1109 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.h (TARGET_SAHF): New define.
1112 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1113 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1114 (x86_sahf): New global variable.
1115 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1116 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1117 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1118 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1120 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1121 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1122 when expanding fcomi/sahf based tests.
1123 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1124 expanding sahf based alternative. Emit sahf based sequence when
1125 optimizing for code size.
1126 * config/i386/i386.md (x86_sahf_1): Do not disable for
1127 TARGET_64BIT, enable for TARGET_SAHF.
1129 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1131 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1132 spurious whitespace from error message.
1134 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1137 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1139 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1141 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1143 * tree-sra.c (instantiate_element): Propagate disabled warnings
1144 from the element itself to the created variable.
1146 2007-03-07 Richard Henderson <rth@redhat.com>
1149 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1150 silently fix up the stack in the case of a missing register.
1152 2007-03-07 Paul Brook <paul@codesourcery.com>
1154 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1156 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1158 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1160 (phase1_vrs): Use them.
1161 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1162 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1163 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1164 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1165 __gnu_Unwind_Restore_WMMXC if required.
1166 (_Unwind_VRS_Pop): Implement iWMMXt support.
1167 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1168 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1169 gnu_Unwind_Save_WMMXC): Define.
1171 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1173 * config/vxworks.h (vxworks_override_options): Declare.
1174 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1175 * config/vxworks.c: Include target.h and toplev.h.
1176 (vxworks_override_options): New function.
1177 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1179 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1181 * config/s390/s390.c (override_options): Don't emit an error when
1182 -mstack-size is used without providing -mstack-guard.
1183 (s390_emit_prologue): Choose stack_guard value automatically if not
1184 provided via command line.
1185 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1187 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1189 * config/i386/i386.c (output_set_got): Add a GOT initialization
1190 sequence for VxWorks PIC.
1191 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1192 around labels as well as symbols. Use gotoff_operand instead
1193 of local_symbolic_operand.
1194 (legitimize_pic_address): Use gotoff_operand instead of
1195 local_symbolic_operand. Use @GOT accesses for labels as
1197 (ix86_output_addr_diff_elt): Use PC-relative rather than
1198 GP-relative offsets for VxWorks PIC.
1199 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1200 no_new_pseudos. Check whether the returned register is op0.
1201 * config/i386/i386.md (tablejump): Use PC-relative rather than
1202 GP-relative offsets for VxWorks PIC.
1203 * config/i386/predicates.md (gotoff_operand): New predicate.
1205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1207 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1209 * config/vxworks-dummy.h: New file.
1210 * config/i386/i386.h: Include it.
1212 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1214 * dwarf2out.c (is_inlined_entry_point): New
1215 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1216 DW_AT_ranges if the first subblock is the entry point.
1218 2007-03-06 David Daney <ddaney@avtrex.com>
1220 * doc/install.texi (mips-*-*): Change recommended binutils
1223 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1225 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1226 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1229 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1231 2007-03-06 Jan Hubicka <jh@suse.cz>
1233 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1234 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1236 (probably_cold_bb_p): Cold functions are cold.
1237 (probably_never_executed_bb_p): Cold functions are cold.
1238 (tree_bb_level_predictions): Predict calls to cold functions as not
1240 (compute_function_frequency): Check hot/cold attributes.
1241 * function.h (function_frequency): Update comments.
1242 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1243 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1244 (c_common_att): Add cold and hot.
1246 * doc/extend.texi (hot,cold attributes): Document.
1248 2007-03-06 Andrew Haley <aph@redhat.com>
1250 * function.c (expand_function_end): Move blockage to just after we
1251 emit the label for the naked return from the function.
1253 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1255 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1258 2007-03-06 Jan Hubicka <jh@suse.cz>
1260 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1261 loaded for constant large models. Non-large 64bit PIC can do.
1262 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1263 * cmodel.h: Add LARGE PIC.
1264 * i386.md (UNSPEC_PLTOFF): New.
1265 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1267 (*call_1_rex64): Disable for large models.
1268 (*call_1_rex64_large): New.
1269 (*call_value_1_rex64): Disable for large models.
1270 (*call_value_1_rex64_large): New.
1271 (set_rip_rex4): New.
1272 (set_got_offset_rex64): New.
1273 * predicates.md (constant_call_address_operand): For large model
1274 constant calls are not possible.
1275 * i386-protos.h (construct_plt_address): Declare.
1276 * i386.c (override_options): Accept large models.
1277 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1278 (legitimate_constant_p): Add new UNSPECs.
1279 (legitimate_pic_operand_p): Likewise.
1280 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1281 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1283 (output_pic_addr_const): Add PLTOFF.
1284 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1285 (ix86_expand_move): Legitimize pic address when in PIC mode.
1286 (construct_plt_address): New function.
1287 (ix86_expand_call): Offload the address to register and use GOT pointer
1289 * invoke.texi (mcmodel=large): Update documentation.
1291 2007-03-06 Richard Henderson <rth@redhat.com>
1293 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1294 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1295 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1296 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1297 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1298 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1299 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1300 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1301 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1302 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1303 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1304 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1305 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1306 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1307 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1308 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1309 x86_schedule, x86_use_bt, x86_pad_returns,
1310 x86_use_xchgb): Merge into ...
1311 (ix86_tune_features): ... here. New array.
1312 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1313 x86_bswap): Merge into ...
1314 (ix86_arch_features): ... here. New array.
1315 (x86_3dnow_a): Remove.
1316 (x86_accumulate_outgoing_args): Make static.
1317 (x86_arch_always_fancy_math_387): Make static.
1318 (ix86_tune_mask, ix86_arch_mask): Move ...
1319 (override_options): ... to local variables here. Apply the
1320 appropriate mask to each element of ix86_arch_features and
1321 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1322 as were done in the old macros.
1323 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1324 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1325 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1326 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1327 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1328 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1329 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1330 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1331 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1332 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1333 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1334 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1335 x86_accumulate_outgoing_args, x86_prologue_using_move,
1336 x86_epilogue_using_move, x86_decompose_lea,
1337 x86_arch_always_fancy_math_387, x86_shift1,
1338 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1339 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1340 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1341 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1342 x86_use_incdec, x86_pad_returns, x86_bswap,
1343 x86_partial_flag_reg_stall): Remove.
1344 (enum ix86_tune_indices): New.
1345 (ix86_tune_features): New.
1346 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1347 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1348 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1349 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1350 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1351 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1352 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1353 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1354 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1355 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1356 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1357 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1358 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1359 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1360 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1361 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1362 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1363 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1364 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1365 TARGET_EXT_80387_CONSTANTS): Use it.
1366 (enum ix86_arch_indices): New.
1367 (ix86_arch_features): New.
1368 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1369 TARGET_BSWAP): Use it.
1370 (ix86_tune_mask, ix86_arch_mask): Remove.
1372 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1375 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1376 Define using $${sysroot_headers_suffix}.
1377 * configure: Regenerate.
1378 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1379 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1381 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1382 * gcc.c (print_sysroot_headers_suffix): New.
1383 (option_map): Include --print-sysroot-headers-suffix.
1384 (display_help): Mention -print-sysroot-headers-suffix.
1385 (process_command): Handle -print-sysroot-headers-suffix.
1386 (do_spec_1): Append multilib directory to include-fixed path if
1387 sysroot suffixes in use.
1388 (main): Handle -print-sysroot-headers-suffix.
1389 * Makefile.in (start.encap): Don't depend on xlimits.h
1390 (xlimits.h): Remove.
1391 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1392 limits.h for each multilib in fixinc_list.
1393 (fixinc_list, s-fixinc_list): New.
1394 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1395 generate them for each multilib in fixinc_list.
1396 (stmp-fixproto): Use include-fixed. Run fixproto for each
1397 multilib in fixinc_list.
1398 (mostlyclean): Don't remove xlimits.h.
1399 (clean): Remove include-fixed.
1400 (real-install-headers-tar, real-install-headers-cpio,
1401 real-install-headers-cp): Don't copy include, only include-fixed.
1402 (install-mkheaders): Depend on fixinc_list. Don't depend on
1403 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1404 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1405 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1407 2007-03-06 Jan Hubicka <jh@suse.cz>
1409 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1412 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1414 * configure.ac: Allow tm_file to contain build-directory files.
1415 * configure: Regenerate.
1416 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1417 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1418 * config/m68k/print-sysroot-suffix.sh: New file.
1420 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1422 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1423 of pic_offset_table_rtx if reload_completed.
1424 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1425 PIC_OFFSET_TABLE_REGNUM.
1426 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1428 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1429 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1431 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1433 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1434 functions that call eh_return.
1436 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1438 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1439 functions that need a constant pool.
1441 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1444 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1445 (m68k_preferred_reload_class): Likewise.
1446 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1447 (SECONDARY_RELOAD_CLASS): Define.
1448 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1449 (LIMIT_RELOAD_CLASS): Delete.
1450 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1451 registers from storing bytes.
1452 (m68k_secondary_reload_class): New function.
1453 (m68k_preferred_reload_class): Likewise.
1455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1457 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1459 (m68k_expand_prologue): Likewise.
1461 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1463 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1464 (mips_expand_epilogue): Add a bool parameter.
1465 (m68k_legitimize_sibcall_address): Declare.
1466 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1467 (m68k_expand_epilogue): Add a parameter to select between sibling
1468 and normal epilogues. Only generate a return for the latter.
1469 (m68k_ok_for_sibcall_p): New function.
1470 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1471 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1472 (sibcall_value, *sibcall_value): Likewise.
1473 (*call, *call_value): Require !SIBLING_CALL_P.
1474 (epilogue): Update call to m68k_expand_epilogue.
1475 (sibcall_epilogue): New pattern.
1476 * config/m68k/predicates.md (const_call_operand): Say that this
1477 predicate applies to sibling calls too.
1478 (sibcall_operand): New predicate.
1480 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1482 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1483 alternatives as movsi_cf.
1484 (movsf_cf_hard): Add commentary.
1486 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1487 Richard Sandiford <richard@codesourcery.com>
1489 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1490 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1491 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1492 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1493 as being live on exit from an interrupt function.
1494 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1495 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1496 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1497 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1498 (m68k_interrupt_function_p): Globalize.
1499 (m68k_compute_frame_layout): Remove reverse mask code.
1500 (m68k_emit_movem, m68k_set_frame_related): New functions.
1501 (m68k_output_function_prologue): Delete in favor of...
1502 (m68k_expand_prologue): ...this new function.
1503 (m68k_output_function_epilogue): Delete in favor of...
1504 (m68k_expand_epilogue): ...this new function.
1505 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1507 (print_operand): Handle %?.
1508 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1509 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1510 (prologue, epilogue): New patterns.
1511 (return): Turn into a define_expand.
1512 (*return): New pattern, derived from old "return" pattern. Use rte
1513 rather than rts for interrupt functions. Only use rtd if the pop
1515 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1516 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1517 (link, *link, unlink, *unlink, load_got): Likewise.
1519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1523 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1524 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1525 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1526 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1527 and m68k_matches_u_p.
1528 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1529 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1530 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1531 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1532 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1533 (REG_STRICT_P): New macro.
1534 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1535 PCREL_GENERAL_OPERAND_OK.
1536 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1537 m68k_legitimate_base_reg_p.
1538 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1539 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1540 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1541 * config/m68k/m68k.c (m68k_address): New structure.
1542 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1543 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1544 (m68k_jump_table_ref_p, m68k_decompose_address)
1545 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1546 (m68k_matches_u_p): New functions.
1547 (print_operand_address): Rewrite to use m68k_decompose_index.
1549 2007-03-05 David Taylor <dtaylor@emc.com>
1551 * gcc.c: Correct copyright date in --version output.
1553 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1555 * pa.md: In unamed move patterns, disparge copies between general
1556 and floating point registers using '?' modifier. Don't include 'f'
1557 constraint for register preferences in DImode, SImode, HImode and
1558 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1559 Remove constraints for copies between general and floating registers
1560 in soft-float DFmode pattern.
1561 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1565 2007-03-05 Mike Stump <mrs@apple.com>
1567 * c-common.c (targetcm): Add.
1568 * c-opts.c (c_common_handle_option): Handle language specific
1570 * opts.c (handle_option): Verify language for target options, if
1572 * opth-gen.awk: Add CL_LANG_ALL.
1573 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1574 (TARGETCM_INITIALIZER): Add.
1575 * target.h (struct gcc_targetcm): Add.
1577 * targhooks.c (default_handle_c_option): Add.
1578 * targhooks.h (default_handle_c_option): Add.
1579 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1581 * config/darwin.opt (iframework): Add.
1582 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1583 * config/darwin-c.c (handle_c_option): Add.
1584 (TARGET_HANDLE_C_OPTION): Add.
1586 * doc/invoke.texi (Darwin Options): Add -iframework.
1588 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1590 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1593 2007-03-05 Ian Lance Taylor <iant@google.com>
1595 * c.opt (fgnu89-inline): New option.
1596 * c-opts.c (c_common_post_options): Set default value for
1598 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1599 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1601 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1602 (grokdeclarator, start_function): Likewise.
1603 * c-cppbuiltin.c (c_cpp_builtins): Define either
1604 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1605 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1606 (C Dialect Options): Document -fgnu89-inline.
1607 * doc/extend.texi (Function Attributes): Explain what the
1608 gnu_inline attribute does.
1609 * doc/cpp.texi (Common Predefined Macros): Document
1610 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1612 2007-03-05 Ian Lance Taylor <iant@google.com>
1614 PR tree-optimization/31034
1615 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1616 half-range if the other side is an overflow infinity.
1618 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1620 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1621 (bfin*-linux-uclibc*): New configuration.
1622 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1624 * config/bfin/linux.h: New file.
1625 * config/bfin/libgcc-bfin.ver: New file.
1626 * config/bfin/t-bfin-uclinux: New file.
1627 * config/bfin/t-bfin-linux: New file.
1628 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1629 (TARGET_OS_CPP_BUILTINS): New macro.
1631 2007-03-05 Richard Guenther <rguenther@suse.de>
1633 * fold-const.c (fold_binary): Remove duplicate folding
1634 of comparison of non-null ADDR_EXPR against null.
1636 2007-03-05 Richard Guenther <rguenther@suse.de>
1637 Dorit Nuzman <dorit@il.ibm.com>
1639 PR tree-optimization/26420
1640 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1641 are no loops in the function. Only print the number of
1642 vectorized loops if it is greater than zero or we are supposed
1643 to print information about unvectorized loops.
1645 2007-03-05 Revital Eres <eres@il.ibm.com>
1647 * gcc.dg/var-expand1.c: New test.
1648 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1649 when an accumulator is expanded.
1651 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1654 * c-common.c (convert_and_check): Don't give warnings for
1655 conversion if 'expr' already overflowed.
1657 2007-03-04 Roger Sayle <roger@eyesopen.com>
1660 * fold-const.c (fold_comparison): Enforce type consistency when
1661 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1663 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1665 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1666 containing a cast to the base of TARGET_MEM_REF.
1668 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1670 * tree.c (tree_contains_struct_check_failed): Remove spurious
1671 whitespace from error message.
1673 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1676 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1677 instead of precision.
1679 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1680 Nathan Sidwell <nathan@codesourcery.com>
1682 * emit-rtl.c (find_auto_inc): New.
1683 (try_split): recreate REG_INC notes,
1684 Use regular for loops rather than whiles.
1686 2007-03-03 Andreas Schwab <schwab@suse.de>
1688 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1689 * configure: Regenerate.
1691 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1693 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1694 flag_rounding_math, not flag_unsafe_math_optimizations.
1696 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1698 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1699 alpha_fold_vector_minmax): Likewise.
1700 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1701 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1703 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1705 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1706 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1707 if the lhs has side-effects.
1708 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1710 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.h (TUNEMASK): Remove define.
1713 (ARCHMASK): Remove define.
1714 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1715 Use ix86_arch_mask variable instead of ARCHMASK.
1716 * config/i386/i386.c (override_options): Ditto.
1717 (standard_80387_constant_p): Ditto.
1719 2007-03-02 Ian Lance Taylor <iant@google.com>
1721 Used signed infinities in VRP.
1722 * tree-vrp.c (uses_overflow_infinity): New static function.
1723 (supports_overflow_infinity): New static function.
1724 (make_overflow_infinity): New static function.
1725 (negative_overflow_infinity): New static function.
1726 (positive_overflow_infinity): New static function.
1727 (is_negative_overflow_infinity): New static function.
1728 (is_positive_overflow_infinity): New static function.
1729 (is_overflow_infinity): New static function.
1730 (overflow_infinity_range_p): New static function.
1731 (compare_values_warnv): New function split out of compare_values.
1732 (compare_value): Call it.
1733 (set_value_range_to_nonnegative): Add overflow_infinity
1734 parameter. Change caller.
1735 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1737 (vrp_expr_computes_nonzero): Likewise.
1738 (compare_ranges, compare_range_with_value): Likewise.
1739 (compare_name_with_value, compare_names): Likewise.
1740 (vrp_evaluate_conditional): Likewise.
1741 (set_value_range): Handle infinity
1742 (vrp_operand_equal_p, operand_less_p): Likewise.
1743 (extract_range_from_assert): Likewise.
1744 (vrp_int_const_binop): Likewise.
1745 (extract_range_from_binary_expr): Likewise.
1746 (extract_range_from_unary_expr): Likewise.
1747 (extract_range_from_comparison): Likewise.
1748 (extract_range_from_expr): Likewise.
1749 (dump_value_range): Likewise.
1750 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1751 (test_for_singularity): Likewise.
1752 (vrp_int_const_binop): Remove inline qualifier.
1753 (adjust_range_with_scev): Add comment.
1754 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1756 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1758 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1759 (get_constraint_for): Likewise.
1760 (do_structure_copy): Likewise.
1761 (find_func_aliases): Fix references to MODIFY_EXPR.
1762 (intra_create_variable_infos): Tidy.
1763 * tree-ssa-operands.c (add_virtual_operand): Add argument
1765 When adding members of alias sets, if IS_CALL_SITE is true and
1766 the symbol is not call-clobbered, skip it.
1769 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1771 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1772 entry by means of emit_insn_at_entry.
1774 2007-03-02 Richard Henderson <rth@redhat.com>
1776 * expr.h (promoted_input_arg): Remove decl.
1777 * function.c (promoted_input_arg): Merge into ...
1778 * combine.c (setup_incoming_promotions): ... only caller.
1779 Rearrange to avoid double loop.
1781 2007-03-02 Ben Elliston <bje@au.ibm.com>
1782 Peter Bergner <bergner@vnet.ibm.com>
1783 Janis Johnson <janis187@us.ibm.com>
1785 * config/rs6000/dfp.md: New file.
1786 * config/rs6000/rs6000.md: Include dfp.md.
1787 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1788 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1789 and TDmode decimal float modes in FP registers.
1790 (num_insns_constant): Likewise.
1791 (rs6000_legitimate_offset_address_p): Likewise.
1792 (rs6000_legitimize_address): Likewise.
1793 (rs6000_legitimize_reload_address): Likewise.
1794 (rs6000_legitimate_address): Likewise.
1795 (rs6000_emit_move): Likewise.
1796 (function_arg_boundary): Likewise.
1797 (function_arg_advance): Likewise.
1798 (rs6000_darwin64_record_arg_recurse): Likewise.
1799 (function_arg): Likewise.
1800 (rs6000_gimplify_va_arg): Likewise.
1801 (rs6000_split_multireg_move): Likewise.
1802 (rs6000_output_function_epilogue): Likewise.
1803 (rs6000_output_function_epilogue): Likewise.
1804 (rs6000_register_move_cost): Likewise.
1805 (rs6000_function_value): Likewise.
1806 (rs6000_libcall_value): Likewise.
1808 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1810 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1812 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1814 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1815 Use $MULTIDIR to choose between the kernel and RTP headers,
1816 and use $WIND_BASE and $WIND_USR to locate them.
1818 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.c (override_options): Put initialization of
1821 ix86_tune_mask and ix86_arch_mask to the correct place.
1823 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1824 Michael Meissner <michael.meissner@amd.com>
1827 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1829 (TARGET_CMOVE): Use ARCHMASK.
1830 (TARGET_CMPXCHG): Ditto.
1831 (TARGET_CMPXCHG8B): Ditto.
1832 (TARGET_XADD): Ditto.
1833 (TARGET_BSWAP): Ditto.
1834 * config/i386/i386.c (ix86_tune_mask): New global variable.
1835 (ix86_arch_mask): Ditto.
1836 (override_options): Initialize ix86_tune_mask and
1837 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1840 2007-03-02 Ben Elliston <bje@au.ibm.com>
1843 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1845 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1847 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1848 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1849 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1850 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1852 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1853 rs6000_init_dwarf_reg_sizes_extra): New.
1854 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1855 SPE register high parts.
1857 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1859 * Makefile.in: Add install-pdf target as
1860 copied from automake v1.10 rules.
1861 * configure.ac: Add install-pdf to target list.
1862 * configure: Regenerate.
1864 2007-03-01 Paul Brook <paul@codesourcery.com>
1866 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1867 modes to LDRD for DImode.
1868 (output_move_double): Fixup out of range ldrd/strd.
1869 (vfp_secondary_reload_class): Rename...
1870 (coproc_secondary_reload_class): ... to this. Add wb argument.
1871 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1872 coproc_secondary_reload_class for CLASS_IWMMXT.
1873 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1874 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1876 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1878 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1879 factor by the estimated number of iterations.
1880 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1883 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1884 decode_caches_intel, detect_caches_intel): New functions.
1885 (host_detect_local_cpu): Use detect_caches_amd and
1886 detect_caches_intel.
1888 2007-03-01 Richard Henderson <rth@redhat.com>
1890 * expr.c (emit_move_complex_push): Export.
1891 (emit_move_complex_parts): Split out from ...
1892 (emit_move_complex): ... here.
1893 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1894 * config/i386/i386.md (movcdi): New.
1896 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1898 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1899 size of mode1 to check for tieable modes in MMX case.
1901 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1903 * Makefile.in (rtlanal.o): Depend on tree.h.
1904 * rtl.h (offset_within_section_p, split_const): Declare.
1905 * rtlanal.c: Include tree.h.
1906 (offset_within_block_p): New function, taken from
1907 mips_offset_within_object_p.
1908 (split_const): New function, taken from mips_split_const.
1909 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1911 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1912 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1913 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1914 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1915 (m68k_illegitimate_symbolic_constant_p): New function.
1916 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1917 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1918 symbolic constant that might be outside the symbol's section,
1919 move the symbol first and then add the offset.
1920 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1922 * config/mips/mips.c (mips_split_const): Delete.
1923 (mips_offset_within_object_p): Delete.
1924 (mips_symbolic_constant_p): Use offset_within_section_p and
1925 split_const instead of mips_offset_within_object_p and
1927 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1928 (mips_legitimize_const_move, print_operand_reloc)
1929 (mips_dangerous_for_la25_p): Use split_const instead of
1932 2007-02-28 Eric Christopher <echristo@apple.com>
1934 * Makefile.in (install-include-dir): Don't rm -rf include.
1936 2007-02-28 Richard Guenther <rguenther@suse.de>
1939 * fold-const.c (fold_binary): Do not associate expressions
1940 with more than one variable for integer types that do not wrap.
1942 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1944 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1945 Delete, and replace with...
1946 (fold_builtin_call_array): This. Update callers to use it.
1947 * fold-const.c (fold_build_call_list): Delete, and replace with...
1948 (fold_build_call_array): This.
1949 (fold_build_call_list_initializer): Delete, and replace with...
1950 (fold_build_call_array_initializer): This.
1951 * tree.h: Update declarations to reflect above changes.
1953 * c-typeck.c (build_function_call): Store converted arguments
1954 in a stack-allocated array instead of building a list.
1955 (convert_arguments): Store arguments in the array passed in as an
1956 argument, and return the actual number of arguments.
1957 * c-format.c: (check_function_format): Pass arguments in an
1958 array instead of a list.
1959 * c-common.c (check_function_nonnull): Likewise.
1960 (check_function_sentinel): Likewise.
1961 (check_function_arguments): Likewise.
1962 * c-common.h: Update declarations to reflect above changes.
1964 2007-02-28 Jan Hubicka <jh@suse.cz>
1966 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1967 PRED_NEGATIVE_RETURN): Update outcomes.
1969 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1971 * calls.c (emit_library_call_value_1): Handle partial registers
1972 correctly when building up CALL_INSN_FUNCTION_USAGE.
1974 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1976 * pa/predicates.md (move_src_operand): Allow zero for mode.
1977 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1980 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1983 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1984 *movv2df_internal): Enable pattern only for valid operand
1986 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1987 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1989 2007-02-27 Mike Stump <mrs@apple.com>
1991 * config/darwin-crt3.c: Avoid compilation when compiling for a
1994 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1996 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1998 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1999 for fixed headers and limits.h.
2000 (install-include-dir, install-headers-tar, install-headers-cpio,
2001 install-headers-cp, real-install-headers-tar,
2002 real-install-headers-cpio, real-install-headers-cp): Handle
2003 include-fixed as well as include.
2004 (install-mkheaders): Don't install files that go only in include
2006 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2007 from GCC_INCLUDE_DIR.
2008 * gcc.c (process_command): Remove special -BstageN/ handling.
2009 (do_spec_1): Add include-fixed directories.
2011 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2013 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2015 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2017 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2020 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2022 * c-common.c (get_priority): Add check for
2023 SUPPORTS_INIT_PRIORITY.
2025 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2027 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2029 * config/bfin/bfin.c: Include "cfglayout.h".
2030 (MAX_LSETUP_DISTANCE): New macro.
2031 (struct loop_info): New members incoming, incoming_src and
2032 incoming_dest. Delete member predecessor.
2033 (length_for_loop): New function.
2034 (bfin_optimize_loop): Handle more different loop structures.
2035 (bfin_discover_loop): Rework detection of predecessor blocks by
2036 examining incoming edges.
2037 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2039 (bfin_reorder_loops): New function.
2040 (bfin_reorg_loops): Use these three new functions.
2042 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2043 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2044 (CONSTRAINT_LEN): Add entry for 'q'.
2045 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2046 Add 'q' constraints.
2047 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2048 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2050 * config/bfin/bfin.md (add_with_carry): New pattern.
2051 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2052 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2053 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2054 support unsigned multiplies too. Removed incorrect commutativity from
2055 operand 1 constraint where appropriate.
2056 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2058 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2059 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2061 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2062 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2063 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2064 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2065 usmulhisi_hh_huh): New patterns.
2067 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2068 lshifthi3): Fix output template to use half reg for operand 2.
2070 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2073 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2075 2007-02-27 Andreas Schwab <schwab@suse.de>
2077 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2079 2007-02-27 Jan Hubicka <jh@suse.cz>
2081 * predict.c (last_basic_block_p): Remove.
2082 (tree_estimate_probability): Update return heuristic for commonized
2085 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2087 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2089 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2091 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2092 * doc/cpp.texi: Standardize title page.
2093 * doc/cppinternals.texi: Likewise.
2094 * doc/gcc.texi: Standardize title page, remove version number
2095 from copyright page.
2096 * doc/gccint.texi: Likewise.
2097 * doc/install.texi: Standardize title page, add table of
2100 2007-02-26 Jan Hubicka <jh@suse.cz>
2102 * predict.def: Set outcomes according to more recent results.
2103 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2104 Remove dead predictors.
2105 * predict.c (return_prediction): Fix pasto.
2107 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2109 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2110 change; avoid a memory leak when returning early.
2112 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2114 * c-decl.c (static_ctors): Move to c-common.c.
2115 (static_dtors): Likewise.
2116 (finish_function): Use c_record_cdtor_fn.
2117 (build_cdtor): Move to c-common.c.
2118 (c_write_global_declarations): Use c_build_cdtor_fns.
2119 * c-common.h (static_ctors): Declare.
2120 (static_dtors): Likewise.
2121 (c_record_cdtor_fn): Likewise.
2122 (c_build_cdtor_fns): Likewise.
2123 * c-common.c (static_ctors): New variable.
2124 (static_dtors): Likewise.
2125 (c_record_cdtor_fn): New function.
2126 (build_cdtor): Move from c-decl.c
2127 (c_build_cdtor_fns): New function.
2129 * output.h (assemble_addr_to_section): Declare.
2130 (get_cdtor_priority_section): Likewise.
2131 * varasm.c (assemble_addr_to_section): New function.
2132 (get_cdtor_priority_section): Likewise.
2133 (default_named_section_asm_out_destructor): Use them.
2134 (destor_dtor_section_asm_out_destructor): Likewise.
2135 (default_named_section_asm_out_constructor): Likewise.
2136 (default_ctor_section_asm_out_constructor): Likewise.
2137 * config.gcc (*-*-vxworks*): Include vxworks.o.
2138 * config/t-vxworks (vxworks.o): New target.
2139 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2140 (TARGET_ASM_CONSTRUCTOR): Define.
2141 (TARGET_ASM_DESTRUCTOR): Likewise.
2142 (vxworks_asm_out_constructor): Declare.
2143 (vxworks_asm_out_destructor): Likewise.
2145 * c-common.c (get_priority): Check that we have not just an
2146 INTEGER_CST, but an integer constant with integeral type.
2148 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2150 PR tree-optimization/30938
2151 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2152 use &dt[nargs-1] instead of &dt[nargs] in the call to
2153 vect_is_simple_use().
2155 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2157 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2158 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2159 Do not attempt to handle MEM inside auto-inc expressions.
2160 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2161 of a register modified by an auto-inc expression. However, do handle
2162 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2163 (elimination_effects): Prohibit elimination of a register modified
2164 by an auto-inc expression. Disable register elimination rules whose
2165 target register is modified by an auto-inc expression with variable
2168 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2170 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2172 (array_at_struct_end_p): New function.
2173 (idx_infer_loop_bounds): Use it.
2174 (estimate_numbers_of_iterations_loop): Export.
2175 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2176 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2177 (tree_estimate_probability): Call record_loop_exits.
2178 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2179 (estimated_loop_iterations, estimated_loop_iterations_int,
2180 estimated_loop_iterations_tree): New functions.
2181 (analyze_siv_subscript_cst_affine,
2182 compute_overlap_steps_for_affine_1_2,
2183 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2184 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2185 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2186 (PRED_LOOP_ITERATIONS_GUESSED): New.
2187 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2188 * cfgloop.h (estimate_numbers_of_iterations_loop,
2189 estimated_loop_iterations_int): Declare.
2191 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2193 * doc/extend.texi: Document optional priority argument to
2194 constructors and destructors.
2195 * tree.c (init_priority_for_decl): Adjust GTY markers.
2196 (init_ttree): Use priority-info hash functions for
2197 init_priority_for_decl.
2198 (tree_map_eq): Rename to ...
2199 (tree_map_base_eq): ... this.
2200 (tree_map_marked_p): Rename to ...
2201 (tree_map_base_marked_p): ... this.
2202 (tree_map_base_hash): New function.
2203 (decl_init_priority_lookup): Rework.
2204 (decl_fini_priority_lookup): New function.
2205 (decl_priority_info): New function.
2206 (decl_init_priority_insert): Use it.
2207 (decl_fini_priority_insert): Likewise.
2208 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2210 (decl_restrict_base_insert): Likewise.
2211 (decl_debug_expr_insert): Likewise.
2212 (decl_value_expr_lookup): Likewise.
2213 (decl_value_expr_insert): Likewise.
2214 * tree.h (priority_type): New type.
2215 (decl_init_priority_lookup): Use priority_type.
2216 (decl_fini_priority_lookup): New function.
2217 (decl_init_priority_insert): Use priority_type.
2218 (decl_fini_priority_insert): New function.
2219 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2220 (DECL_INIT_PRIORITY): Likewise.
2221 (SET_DECL_INIT_PRIORITY): Add comment.
2222 (DECL_FINI_PRIORITY): New macro.
2223 (SET_DECL_FINI_PRIORITY): Likewise.
2224 (DEFAULT_INIT_PRIORITY): Document.
2225 (MAX_INIT_PRIORITY): Likewise.
2226 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2227 (tree_map_base): New type.
2228 (tree_map_base_eq): New function.
2229 (tree_map_base_hash): Likewise.
2230 (tree_map_base_marked_p): Likewise.
2231 (tree_map): Inherit from tree_map_base.
2232 (tree_map_eq): Make it a macro.
2233 (tree_map_marked_p): Likewise.
2234 (tree_int_map): Inherit from tree_map_base.
2235 (tree_int_map_eq): Make it a macro.
2236 (tree_int_map_hash): Likewise.
2237 (tree_int_map_marked_p): Likewise.
2238 (tree_priority_map): New type.
2239 (tree_priority_map_eq): New macro.
2240 (tree_priority_map_hash): Likewise.
2241 (tree_priority_map_marked_p): Likewise.
2242 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2244 (emutls_common_1): Likewise.
2245 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2246 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2247 of tree_map hierarchy.
2248 * tree-cfg.c (move_stmt_r): Likewise.
2249 (new_label_mapper): Likewise.
2250 * c-tree.h (c_expand_body): Move to ...
2251 * c-common.h (c_expand_body): ... here.
2252 * c-decl.c (c_expand_body): Move to ...
2253 * c-common.c (c_expand_body): ... here.
2254 (c_common_attribute_table): Allow 1 argument for the constructor
2255 and destructor attributes.
2256 (get_priority): New function.
2257 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2258 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2260 2007-02-24 Jan Hubicka <jh@suse.cz>
2263 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2265 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2266 Jan Hubicka <jh@suse.cz>
2269 * i386.c (counter_mode): New function.
2270 (expand_set_or_movmem_via_loop): Use it.
2271 (expand_movmem_epilogue): Likewise; fix pasto.
2272 (ix86_expand_movmem): Do emit guard even for constant counts.
2273 (ix86_expand_setmem): Likewise.
2275 2007-02-25 Nick Clifton <nickc@redhat.com>
2277 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2278 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2280 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2284 count argument with 0x10, not with 0x16.
2285 (expand_setmem_epilogue): Ditto.
2287 2007-02-24 Mike Stump <mrs@apple.com>
2289 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2292 2007-02-24 Richard Guenther <rguenther@suse.de>
2295 * fold-const.c (fold_binary): Fold x +- CST op x for
2296 EQ_EXPR and NE_EXPR.
2298 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2300 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2302 2007-02-24 Jan Hubicka <jh@suse.cz>
2304 * cgraphunit.c (decide_is_function_needed): Honor
2305 -fkeep-inline-functions.
2307 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * builtins.c (fold_builtin_modf): New.
2310 (fold_builtin_2): Use it.
2312 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2314 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2315 (determine_max_iter): Take additional LOOP arg; all callers changed.
2316 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2317 one using simplifications.
2318 (simplify_using_initial_values): Return if the expression becomes
2319 invalid due to altered regs.
2321 2007-02-23 DJ Delorie <dj@redhat.com>
2323 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2325 2007-02-23 Mike Stump <mrs@apple.com>
2327 * tlink.c (scan_linker_output): Parse linker messages from
2328 darwin9's linker better.
2330 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2333 * varpool.c (varpool_assemble_pending_decls): Set
2334 varpool_last_needed_node to null.
2336 2007-02-23 DJ Delorie <dj@redhat.com>
2338 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2339 alignment bigger than the object file can handle.
2341 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2345 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2346 (*movsf_1): Penalize MMX moves.
2348 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2350 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2351 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2353 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2355 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2357 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2358 (fold_builtin_1): Use them.
2359 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2360 BUILT_IN_SIGNIFICAND.
2362 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2364 * config/i386/i386.c (bdesc_1arg): Initialize
2365 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2366 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2367 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2368 and IX86_BUILTIN_MOVSLDUP.
2370 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2372 PR rtl-optimization/30841
2373 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2375 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * builtins.c (fold_builtin_frexp): New.
2378 (fold_builtin_2): Use it.
2380 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2382 * doc/invoke.texi (Spec Files): Document getenv spec function.
2384 * gcc.c (getenv_spec_function): New function.
2385 (static_spec_functions): Add it.
2386 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2387 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2390 2007-02-22 Michael Matz <matz@suse.de
2393 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2394 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2396 2007-02-22 Ian Lance Taylor <iant@google.com>
2399 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2400 (mem_loc_descriptor): Call it.
2402 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2403 Ira Rosen <irar@il.ibm.com>
2405 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2407 2007-02-22 Ira Rosen <irar@il.ibm.com>
2409 PR tree-optimization/30843
2410 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2411 stores only after all the group is vectorized.
2413 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2415 PR tree-optimization/30858
2416 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2417 in the reduction cycle have a single use in the loop.
2418 * tree-vectorizer.h (relevant): Add documentation.
2420 2007-02-20 Mike Stump <mrs@apple.com>
2422 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2423 * configure: Regenerate.
2425 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2427 Change the defaults of some parameters and options.
2428 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2429 * config/spu/spu.c (spu_optimization_options): Add.
2430 (spu_override_options): Change params in spu_optimization_options.
2431 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2433 Register 127 is only 16 byte aligned when used as a frame pointer.
2434 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2435 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2436 HARD_FRAME_POINTER_REGNUM.
2437 (spu_legitimate_address): Use regno_aligned_for_reload.
2438 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2439 aligned when frame_pointer_needed is true.
2440 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2442 * config/spu/spu.h (INIT_EXPANDERS): Define.
2444 Make sure shift and rotate instructions have valid immediate operands.
2445 * config/spu/predicates.md (spu_shift_operand): Remove.
2446 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2447 * config/spu/constraints.md (W, O): Extend range.
2448 * config/spu/spu.md (umask, nmask): Define.
2449 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2450 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2451 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2452 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2453 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2454 (lshr<mode>3_reg): Fix rtl description.
2456 Make sure mulhisi immediate operands are valid.
2457 * config/spu/predicates.md (imm_K_operand): Add.
2458 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2460 Generate constants using fsmbi and andi.
2461 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2462 (print_operand, spu_split_immediate, classify_immediate,
2463 fsmbi_const_p): Handle IC_FSMBI2.
2465 Correctly handle a CONST_VECTOR containing symbols.
2466 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2467 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2468 (immediate_load_p): Allow symbols that use 2 instructions to create.
2469 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2470 with symbols when flag_pic is set.
2471 (const_vector_immediate_p): New.
2472 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2473 accept a CONST_VECTOR with symbols.
2474 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2475 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2477 * config/spu/spu.md (high, low): Delete.
2478 (low_<mode>): Define.
2480 Remove INTRmode and INTR_REGNUM, which didn't work.
2481 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2483 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2484 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2485 peephole2 pattern): Don't use INTR or 131.
2486 (movintrcc): Delete.
2487 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2488 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2489 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2490 (UNSPEC_SET_INTR): Add.
2491 * config/spu/spu-modes.def (INTR): Remove.
2493 More accurate warnings about run-time relocations.
2494 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2496 Correctly warn about immediate arguments to specific intrinsics.
2497 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2498 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2499 the instruction predicate.
2501 Fix tree check errors with latest update.
2502 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2504 (spu_expand_builtin): Use CALL_EXPR_FN.
2506 Add missing specific intrinsics.
2507 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2509 * config/spu/spu_internals.h: Ditto.
2511 Fix incorrect operand modifiers.
2512 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2513 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2515 Optimize one case of zero_extend of a vec_select.
2516 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2518 Accept any immediate for hbr.
2519 * config/spu/spu.md (hbr): Change s constraints to i.
2521 2007-02-21 Paul Brook <paul@codesourcery.com>
2523 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2524 condexec_count when skipping USE and CLOBBER.
2526 2007-02-21 Nick Clifton <nickc@redhat.com>
2528 * common.opt (Warray-bounds): Add Warning attribute.
2529 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2531 (fsized-zeroes): Add Optimization attribute.
2532 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2533 * c.opt (Wc++0x-compat): Add Warning attribute.
2535 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2538 * reload1.c (eliminate_regs_in_insn): In the single_set special
2539 case, attempt to re-recognize the insn before falling back to
2540 having reload fix it up.
2542 2007-02-20 Eric Christopher <echristo@gmail.com>
2544 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2545 Rewrite accordingly.
2546 (frv_read_iacc_argument): Ditto.
2547 (frv_expand_set_builtin): Take a call instead of arglist, update for
2549 (frv_expand_unop_builtin): Ditto.
2550 (frv_expand_binop_builtin): Ditto.
2551 (frv_expand_cut_builtin): Ditto.
2552 (frv_expand_binopimm_builtin): Ditto.
2553 (frv_expand_voidbinop_builtin): Ditto.
2554 (frv_expand_int_void2arg): Ditto.
2555 (frv_expand_prefetches): Ditto.
2556 (frv_expand_voidtriop_builtin): Ditto.
2557 (frv_expand_voidaccop_builtin): Ditto.
2558 (frv_expand_load_builtin): Ditto.
2559 (frv_expand_store_builtin): Ditto.
2560 (frv_expand_mdpackh_builtin): Ditto.
2561 (frv_expand_mclracc_builtin): Ditto.
2562 (frv_expand_mrdacc_builtin): Ditto.
2563 (frv_expand_mwtacc_builtin): Ditto.
2564 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2567 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2569 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2570 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2572 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2574 * configure: Regenerate.
2575 * config.in: Regenerate.
2576 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2577 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2578 masks to power6 and power6x and to POWERPC_MASKS.
2579 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2581 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2582 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2583 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2584 Access PROTOTYPE as variable, not mask.
2586 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2588 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2589 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2590 * combine.c (adjust_for_new_dest): Use it.
2591 * postreload.c (reload_combine): Likewise.
2593 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2595 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2596 notes on an insn with multiple sets, even if single_set returns
2597 non-NULL for that insn.
2599 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2601 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2604 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2606 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2607 if user didn't pass it.
2608 * config/i386/darwin.h (CC1_SPEC): Likewise.
2609 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2610 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2611 -mmacosx-version-min.
2613 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 Uros Bizjak <ubizjak@gmail.com>
2616 * optabs.h (enum optab_index): Add new OTI_scalb.
2617 (scalb_optab): Define corresponding macro.
2618 * optabs.c (init_optabs): Initialize scalb_optab.
2619 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2621 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2622 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2623 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2624 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2625 flag_unsafe_math_optimizations is set.
2627 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2628 to implement scalbf, scalb and scalbl built-ins as inline x87
2631 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2632 DJ Delorie <dj@redhat.com>
2635 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2636 (diagnostic_report_diagnostic): ... here, and turn them into real
2637 errors. If warnings are inhibited, no need to do anything.
2639 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2642 better code generation.
2644 2007-02-20 Ben Elliston <bje@au.ibm.com>
2646 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2648 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2650 * config/alpha/alpha.c, config/alpha/alpha.md,
2651 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2652 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2653 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2654 config/arm/lib1funcs.asm: Follow spelling conventions.
2656 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2657 config/fr30/fr30.md, config/i386/i386.h,
2658 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2659 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2660 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2661 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2662 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2663 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2664 config/sparc/sparc.c, config/sparc/sparc.h,
2665 config/sparc/sparc.md, config/spu/constraints.md,
2666 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2669 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2672 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2675 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2677 * doc/invoke.texi (-ftree-lrs): Remove.
2679 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2681 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2684 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2686 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2687 new CALL_EXPR_FN macro for retrieving the function
2688 declaration of the input expression.
2690 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2692 * c.opt (Waddress): New.
2693 * common.opt (Walways-true): Delete.
2694 (Wstring-literal-comparison): Delete.
2695 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2696 -Wstring-literal-comparison. Add -Waddress.
2698 (Walways-true): Delete.
2699 (Wstring-literal-comparison): Delete.
2700 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2701 consistently instead of -Walways-true in example.
2702 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2703 * c-typeck.c (parser_build_binary_op): Replace
2704 -Wstring-literal-comparison and -Walways-true with -Waddress.
2705 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2708 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2710 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2711 without DECL_STRUCT_FUNCTION initialized.
2713 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2715 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2716 due to calls to functions taking pointers as parameters.
2718 2007-02-19 Richard Henderson <rth@redhat.com>
2721 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2724 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2726 * config/s390/s390.c (s390_call_saved_register_used,
2727 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2728 accessed to the new scheme.
2730 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2732 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2733 (cris_print_index, cris_print_operand, cris_print_operand_address)
2734 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2735 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2736 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2738 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2739 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2740 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2741 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2742 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2743 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2744 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2745 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2746 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2747 (uminsi3, call, call_value): Ditto.
2748 (define_split: indir_to_reg_split, unnamed): Ditto.
2750 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2752 PR tree-optimization/30975
2753 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2756 2007-02-18 Eric Christopher <echristo@gmail.com>
2758 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2759 Remove use of arglist.
2760 (mips_expand_builtin): Remove use of arglist, pass in expr.
2761 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2762 (mips_expand_builtin_movtf): Ditto.
2763 (mips_expand_builtin_compare): Ditto.
2765 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2767 * tree-sra.c (sra_build_assignment): Replace assertion
2768 checking with a comment explaining why it can't be done.
2770 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2773 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2774 during CALL_EXPR representation conversion.
2775 * tree-ssa-propagate.c (set_rhs): Likewise.
2777 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2779 * tree-sra.c (sra_build_assignment): Disable assertion checking
2782 2007-02-18 Roger Sayle <roger@eyesopen.com>
2784 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2785 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2786 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2788 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2789 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2790 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2791 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2792 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2793 force_gimple_operand): Likewise.
2794 * ipa-cp.c (constant_val_insert): Likewise.
2795 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2796 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2797 perfect_nestify): Likewise.
2798 * langhooks.c (lhd_omp_assignment): Likewise.
2799 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2800 lower_copyprivate_clauses, lower_send_clauses,
2801 lower_send_shared_vars, expand_parallel_call,
2802 expand_omp_for_generic, expand_omp_for_static_nochunk,
2803 expand_omp_for_static_chunk, expand_omp_sections,
2804 lower_omp_single_copy, lower_omp_for_lastprivate,
2805 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2806 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2807 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2810 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2812 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2813 config/sh/sh.md: Follow spelling conventions.
2815 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2816 config/frv/predicates.md: Follow spelling conventions.
2818 * config/m68k/linux-unwind.h: Fix a comment typo.
2819 * target.h: Follow spelling conventions.
2821 2007-02-18 Roger Sayle <roger@eyesopen.com>
2823 PR rtl-optimization/28173
2824 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2825 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2826 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2827 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2828 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2830 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * builtins.c (fold_builtin_load_exponent): New.
2833 (fold_builtin_2): Use it.
2835 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2837 PR rtl-optimization/30773
2838 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2839 if we fail to attach a REG_EQUIV note.
2841 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2842 Roger Sayle <roger@eyesopen.com>
2844 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2846 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2848 * calls.c (initialize_argument_information): Pass original EXP
2849 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2850 code to split complex arguments here, as part of initializing the
2852 (expand_call): Remove code that builds a list of arguments and
2853 inserts implicit arguments into it. Instead, just count how many
2854 implicit arguments there will be so we can determine the size of
2855 the ARGS array, and let initialize_argument_information do the work.
2856 (split_complex_values): Delete unused function.
2858 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2860 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2862 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2864 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2865 for arg pointer based indexed addressing.
2867 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2869 * config/ia64/ia64.h, config/ia64/ia64.md,
2870 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2871 spelling conventions.
2873 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2875 * config/m68k/m68k.c (split_di): New.
2876 * config/m68k/m68k-protos.h: Declare split_di.
2877 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2878 Improve predicate handling and split constant shifts.
2880 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2882 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2883 parameter for register bitfield operations, general predicates
2886 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2888 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2889 * config/m68k/linux-unwind.h: New file.
2891 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2893 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2894 config/i386/athlon.md, config/ia64/ia64.md,
2895 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2896 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2897 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2898 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2899 tree-vect-transform.c: Fix comment typos.
2901 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2903 * sched-deps.c (find_insn_list): Remove.
2904 * sched-int.h: Remove the prototype for find_insn_list.
2906 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2908 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2910 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2911 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2912 darwin_rs6000_override_options.
2913 (C_COMMON_OVERRIDE_OPTIONS): Expect
2914 darwin_macosx_version_min to be non-NULL always.
2915 (TARGET_C99_FUNCTIONS): Likewise.
2916 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2917 (DARWIN_MINVERSION_SPEC): New.
2918 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2919 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2921 (DARWIN_MINVERSION_SPEC): New.
2922 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2924 * config/darwin-c.c (darwin_cpp_builtins): Expect
2925 darwin_macosx_version_min to be non-NULL always.
2927 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2929 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2931 * config/i386/i386.h (x86_use_xchgb): New.
2932 (TARGET_USE_XCHGB): New macro.
2933 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2934 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2935 Split after reload into bswaphi for shifts of 8.
2936 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2937 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2938 or when optimizing for size.
2940 2007-02-16 Richard Guenther <rguenther@suse.de>
2941 Christian Bruel <christian.bruel@st.com>
2943 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2944 DECLs but prefer SSA_NAMEs over DECLs.
2946 2007-02-16 Richard Guenther <rguenther@suse.de>
2948 * tree-flow-inline.h (single_imm_use_p): Remove.
2949 (zero_imm_uses_p): Likewise.
2950 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2951 instead of single_imm_use_p.
2952 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2955 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2958 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2959 nested double- and backquotes.
2961 2007-02-15 Roger Sayle <roger@eyesopen.com>
2964 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2965 should be unreachable.
2966 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2967 For the time being redirect GIMPLE_MODIFY_STMT to the new
2968 (renamed) build_gimple_modify_stmt_stat.
2969 (build2_gimple_stat): Rename to...
2970 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2971 Always build a GIMPLE_MODIFY_STMT node.
2972 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2973 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2976 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2977 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2978 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2979 expand_complex_div_wide): Likewise.
2980 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2981 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2982 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2983 * tree-ssa-loop-manip.c (create_iv): Likewise.
2984 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2985 abs_replacement): Likewise.
2986 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2987 realify_fake_stores): Likewise.
2989 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2990 node rather than a GIMPLE_MODIFY_STMT node.
2991 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2992 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2994 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2995 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2998 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3001 * fold-const.c (fold_comparison): Add back the
3002 folding of constant complex comparisions.
3004 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3007 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3008 effects unknown to this function, return early.
3010 2007-02-15 Ian Lance Taylor <iant@google.com>
3012 * lower-subreg.c (move_eh_region_note): New static function.
3013 (resolve_simple_move): Call it.
3014 (decompose_multiword_subregs): Track blocks for which we resolve a
3015 simple move which is also a control flow insn. Pass them to
3016 find_many_sub_basic_blocks.
3017 (pass_lower_subreg): Add TODO_verify_flow.
3018 (pass_lower_subreg2): Likewise.
3020 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3021 Brooks Moses <brooks.moses@codesourcery.com>
3022 Lee Millward <lee.millward@codesourcery.com>
3024 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3025 (VL_EXP_CLASS_P): New.
3026 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3028 (TREE_OPERAND_CHECK_CODE): Likewise.
3029 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3030 (TREE_RTL_OPERAND_CHECK): Likewise.
3031 (tree_operand_check_failed): Make second parameter the whole tree
3032 instead of its code. Fixed callers.
3033 (VL_EXP_CHECK): New.
3034 (TREE_OPERAND_LENGTH): New.
3035 (VL_EXP_OPERAND_LENGTH): New.
3036 (CALL_EXPR_FN): New.
3037 (CALL_EXPR_STATIC_CHAIN): New.
3038 (CALL_EXPR_ARGS): New.
3039 (CALL_EXPR_ARG): New.
3040 (call_expr_nargs): New.
3041 (CALL_EXPR_ARGP): New.
3042 (build_nt_call_list): Declare.
3043 (build_vl_exp_stat): Declare.
3044 (build_vl_exp): New.
3045 (build_call_list): Declare.
3046 (build_call_nary): Declare.
3047 (build_call_valist): Declare.
3048 (build_call_array): Declare.
3049 (call_expr_arg): Declare.
3050 (call_expr_argp): Declare.
3051 (call_expr_arglist): Declare.
3052 (fold_build_call_list): Declare.
3053 (fold_build_call_list_initializer): Declare.
3054 (fold_call_expr): Declare to replace fold_builtin.
3055 (fold_builtin_fputs): Update to agree with modified definition.
3056 (fold_builtin_strcpy): Likewise.
3057 (fold_builtin_strncpy): Likewise.
3058 (fold_builtin_memory_chk): Likewise.
3059 (fold_builtin_stxcpy_chk): Likewise.
3060 (fold_builtin_strncpy_chk): Likewise.
3061 (fold_builtin_next_arg): Likewise.
3062 (fold_build_call_expr): Declare.
3063 (fold_builtin_call_list): Declare.
3064 (fold_builtin_call_valist): Declare.
3065 (build_call_expr): Declare.
3066 (validate_arglist): Update to agree with modified definition.
3067 (tree_operand_length): New.
3068 (call_expr_arg_iterator): New.
3069 (init_call_expr_arg_iterator): New.
3070 (next_call_expr_arg): New.
3071 (first_call_expr_arg): New.
3072 (more_call_expr_args_p): New.
3073 (FOR_EACH_CALL_EXPR_ARG): New.
3075 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3076 and tcc_gimple_stmt.
3077 (tree_code_size): Update documentation. Use sizeof (tree) rather
3078 than sizeof (char *).
3079 (tree_size): Likewise. Add case for tcc_vl_exp.
3080 (tree_node_structure): Add case for tcc_vl_exp.
3081 (contains_placeholder_p): Likewise.
3082 (substitute_in_expr): Likewise.
3083 (substitute_placeholder_in_expr): Likewise.
3084 (stabilize_reference_1): Likewise.
3085 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3086 to diagnose breakage of this interface for constructing CALL_EXPRs.
3087 (build_nt): Add similar assertion here.
3088 (build_nt_call_list): New.
3089 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3090 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3092 (get_callee_fndecl): Use new CALL_EXPR accessors.
3093 (tree_operand_check_failed): Change parameters to pass entire node
3094 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3095 (process_call_operands): New.
3096 (build_vl_exp_stat): New.
3097 (build_call_list): New.
3098 (build_call_nary): New.
3099 (build_call_valist): New.
3100 (build_call_array): New.
3101 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3102 (call_expr_arglist): New.
3104 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3105 tcc_vl_exp instead of a fixed-size tcc_expression.
3107 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3108 accessors for CALL_EXPRs.
3109 (AGGR_INIT_EXPR): Likewise.
3111 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3112 Brooks Moses <brooks.moses@codesourcery.com>
3113 Lee Millward <lee.millward@codesourcery.com>
3115 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3116 (expand_builtin_nonlocal_goto): Change parameter to be entire
3117 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3118 (expand_builtin_prefetch): Likewise.
3119 (expand_builtin_classify_type): Likewise.
3120 (mathfn_built_in): Return NULL_TREE instead of 0.
3121 (expand_errno_check): Use new CALL_EXPR accessors.
3122 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3123 Return NULL_RTX instead of 0.
3124 (expand_builtin_mathfn_2): Likewise.
3125 (expand_builtin_mathfn_3): Likewise.
3126 (expand_builtin_interclass_mathfn): Likewise.
3127 (expand_builtin_sincos): Likewise.
3128 (expand_builtin_cexpi): Likewise.
3129 (expand_builtin_int_roundingfn): Likewise.
3130 (expand_builtin_int_roundingfn_2): Likewise.
3131 (expand_builtin_pow): Likewise.
3132 (expand_builtin_powi): Likewise.
3133 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3134 of arglist, fixing callers appropriately. Use new CALL_EXPR
3135 accessors and constructors. Return NULL_RTX instead of 0.
3136 (expand_builtin_strstr): Likewise.
3137 (expand_builtin_strchr): Likewise.
3138 (expand_builtin_strrchr): Likewise.
3139 (expand_builtin_strpbrk): Likewise.
3140 (expand_builtin_memcpy): Likewise.
3141 (expand_builtin_mempcpy): Likewise.
3142 (expand_builtin_mempcpy_args): New.
3143 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3144 (expand_builtin_memmove_args): New.
3145 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3146 (expand_movstr): Likewise.
3147 (expand_builtin_strcpy): Likewise.
3148 (expand_builtin_strcpy_args): New.
3149 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3150 (expand_builtin_strncpy): Likewise.
3151 (expand_builtin_memset): Likewise.
3152 (expand_builtin_memset_args): New.
3153 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3154 (expand_builtin_memcmp): Likewise.
3155 (expand_builtin_strcmp): Likewise.
3156 (expand_builtin_strncmp): Likewise.
3157 (expand_builtin_strcat): Likewise.
3158 (expand_builtin_strncat): Likewise.
3159 (expand_builtin_strspn): Likewise.
3160 (expand_builtin_strcspn): Likewise.
3161 (expand_builtin_args_info): Likewise.
3162 (expand_builtin_va_start): Likewise.
3163 (gimplify_va_arg_expr): Likewise.
3164 (expand_builtin_va_end): Likewise.
3165 (expand_builtin_va_copy): Likewise.
3166 (expand_builtin_frame_address): Likewise.
3167 (expand_builtin_alloca): Likewise.
3168 (expand_builtin_bswap): Likewise.
3169 (expand_builtin_unop): Likewise.
3170 (expand_builtin_fputs): Likewise.
3171 (expand_builtin_expect): Likewise.
3172 (expand_builtin_fabs): Likewise.
3173 (expand_builtin_copysign): Likewise.
3174 (expand_builtin_printf): Likewise.
3175 (expand_builtin_fprintf): Likewise.
3176 (expand_builtin_sprintf): Likewise.
3177 (expand_builtin_init_trampoline): Likewise.
3178 (expand_builtin_signbit): Likewise.
3179 (expand_builtin_fork_or_exec): Likewise.
3180 (expand_builtin_sync_operation): Likewise.
3181 (expand_builtin_compare_and_swap): Likewise.
3182 (expand_builtin_lock_test_and_set): Likewise.
3183 (expand_builtin_lock_release): Likewise.
3184 (expand_builtin): Likewise.
3185 (builtin_mathfn_code): Likewise.
3187 (fold_builtin_constant_p): Pass call arguments individually instead
3188 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3189 accessors and constructors. Return NULL_TREE instead of 0.
3190 (fold_builtin_expect): Likewise.
3191 (fold_builtin_classify_type): Likewise.
3192 (fold_builtin_strlen): Likewise.
3193 (fold_builtin_nan): Likewise.
3194 (integer_valued_real_p): Likewise.
3195 (fold_trunc_transparent_mathfn): Likewise.
3196 (fold_fixed_mathfn): Likewise.
3197 (fold_builtin_cabs): Likewise.
3198 (fold_builtin_sqrt): Likewise.
3199 (fold_builtin_cbrt): Likewise.
3200 (fold_builtin_cos): Likewise.
3201 (fold_builtin_cosh): Likewise.
3202 (fold_builtin_tan): Likewise.
3203 (fold_builtin_sincos): Likewise.
3204 (fold_builtin_cexp): Likewise.
3205 (fold_builtin_trunc): Likewise.
3206 (fold_builtin_floor): Likewise.
3207 (fold_builtin_ceil): Likewise.
3208 (fold_builtin_round): Likewise.
3209 (fold_builtin_int_roundingfn): Likewise.
3210 (fold_builtin_bitop): Likewise.
3211 (fold_builtin_bswap): Likewise.
3212 (fold_builtin_logarithm): Likewise.
3213 (fold_builtin_hypot): Likewise.
3214 (fold_builtin_pow): Likewise.
3215 (fold_builtin_powi): Likewise.
3216 (fold_builtin_exponent): Likewise.
3217 (fold_builtin_memset): Likewise.
3218 (fold_builtin_bzero): Likewise.
3219 (fold_builtin_memory_op): Likewise.
3220 (fold_builtin_bcopy): Deleted; call site changed to invoke
3221 fold_builtin_memory_op directly.
3222 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3223 (fold_builtin_strncpy): Likewise.
3224 (fold_builtin_memcmp): Likewise.
3225 (fold_builtin_strcmp): Likewise.
3226 (fold_builtin_strncmp): Likewise.
3227 (fold_builtin_signbit): Likewise.
3228 (fold_builtin_copysign): Likewise.
3229 (fold_builtin_isascii): Likewise.
3230 (fold_builtin_toascii): Likewise.
3231 (fold_builtin_isdigit): Likewise.
3232 (fold_builtin_fabs): Likewise.
3233 (fold_builtin_abs): Likewise.
3234 (fold_builtin_fmin_fmax): Likewise.
3235 (fold_builtin_carg): Likewise.
3236 (fold_builtin_classify): Likewise.
3237 (fold_builtin_unordered_cmp): Likewise.
3239 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3240 New functions split out from fold_builtin_1.
3241 (fold_builtin_n): New.
3242 (fold_builtin_varargs): New.
3243 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3245 (fold_call_expr): New.
3246 (build_function_call_expr): Rewrite to use new helper function.
3247 (fold_builtin_call_list): New.
3248 (build_call_expr): New.
3249 (fold_builtin_call_valist): New.
3250 (rewrite_call_expr): New.
3251 (validate_arg): New.
3252 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3253 of an arglist. Change return type to bool. Use new CALL_EXPR
3256 (fold_builtin_strstr): Pass call arguments individually instead
3257 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3258 accessors and constructors. Return NULL_TREE instead of 0.
3259 (fold_builtin_strchr): Likewise.
3260 (fold_builtin_strrchr): Likewise.
3261 (fold_builtin_strpbrk): Likewise.
3262 (fold_builtin_strcat): Likewise.
3263 (fold_builtin_strncat): Likewise.
3264 (fold_builtin_strspn): Likewise.
3265 (fold_builtin_strcspn): Likewise.
3266 (fold_builtin_fputs): Likewise.
3267 (fold_builtin_next_arg): Likewise.
3268 (fold_builtin_sprintf): Likewise.
3270 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3271 NULL_RTX instead of 0.
3272 (expand_builtin_memory_chk): Likewise.
3273 (maybe_emit_chk_warning): Likewise.
3274 (maybe_emit_sprintf_chk_warning): Likewise.
3276 (fold_builtin_object_size): Pass call arguments individually instead
3277 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3278 accessors and constructors. Return NULL_TREE instead of 0.
3279 (fold_builtin_memory_chk): Likewise.
3280 (fold_builtin_stxcpy_chk): Likewise.
3281 (fold_builtin_strncpy_chk): Likewise.
3282 (fold_builtin_strcat_chk): Likewise.
3283 (fold_builtin_strcat_chk): Likewise.
3284 (fold_builtin_strncat_chk): Likewise.
3285 (fold_builtin_sprintf_chk): Likewise.
3286 (fold_builtin_snprintf_chk): Likewise.
3287 (fold_builtin_printf): Likewise.
3288 (fold_builtin_vprintf): Likewise.
3290 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3292 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3293 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3294 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3295 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3296 (fold_unary): Likewise.
3297 (fold_binary): Likewise.
3298 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3299 ternary expressions.
3300 (fold): Add logic for tcc_vl_exp.
3301 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3302 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3303 (fold_build3_stat): Add assertion to flag broken interface for
3304 constructing CALL_EXPRs.
3305 (fold_build_call_list): New.
3306 (fold_build_call_list_initializer): New.
3307 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3309 (fold_strip_sign_ops): Likewise.
3311 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3312 Brooks Moses <brooks.moses@codesourcery.com>
3313 Lee Millward <lee.millward@codesourcery.com>
3315 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3316 accessors and dump arguments explicitly.
3318 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3320 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3322 (print_call_name): Use new CALL_EXPR accessors.
3324 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3325 CALL_EXPR arguments explicitly instead of as a list. Use
3326 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3328 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3329 (vrp_visit_stmt): Likewise.
3331 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3332 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3334 (force_move_till_expr): Likewise.
3336 * targhooks.c (default_external_stack_protect_fail): Use
3337 build_call_expr instead of build_function_call_expr.
3338 (default_hidden_stack_protect_fail): Likewise.
3340 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3343 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3344 and walk arguments explicitly.
3346 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3347 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3348 (expand_simple_operations): Likewise.
3349 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3351 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3352 of TREE_CODE_LENGTH.
3353 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3355 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3356 instead of TREE_CODE_LENGTH.
3358 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3359 (tree_ic_transform): Likewise.
3360 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3361 parameter instead of arglist. Fix callers.
3362 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3363 (tree_stringops_transform): Likewise.
3364 (tree_indirect_call_to_profile): Likewise.
3365 (tree_stringops_values_to_profile): Likewise.
3367 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3368 (eliminate_tail_call): Likewise.
3370 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3372 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3373 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3375 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3377 * omp-low.c (build_omp_barrier): Use build_call_expr.
3378 (lower_rec_input_clauses): Likewise.
3379 (lower_reduction_clauses): Likewise.
3380 (expand_parallel_call): Likewise.
3381 (maybe_catch_exception): Likewise.
3382 (expand_omp_for_generic): Likewise.
3383 (expand_omp_for_static_nochunk): Likewise.
3384 (expand_omp_sections): Likewise.
3385 (lower_omp_single_simple): Likewise.
3386 (lower_omp_single_copy): Likewise.
3387 (lower_omp_master): Likewise.
3388 (lower_omp_ordered): Likewise.
3389 (lower_omp_critical): Likewise.
3391 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3392 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3394 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3395 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3396 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3398 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3399 and generalize to handle any number of operands.
3400 (chrec_contains_undetermined): Likewise.
3401 (tree_contains_chrecs): Likewise.
3402 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3404 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3406 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3407 fold_call_expr instead of fold_builtin.
3408 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3409 match declarations there.
3410 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3413 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3414 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3416 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3417 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3419 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3422 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3423 (execute_cse_sincos): Use new CALL_EXPR accessors.
3425 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3427 * gimple-low.c (lower_function_body): Use build_call_expr.
3428 (lower_builtin_setjmp): Likewise.
3430 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3431 (set_storage_via_libcall): Likewise.
3432 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3433 instead of TREE_CODE_LENGTH.
3434 (expand_expr_real_1): Use new CALL_EXPR accessors.
3436 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3437 generalize to handle any number of operands.
3438 (TB_parent_eq): Likewise.
3440 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3441 (strip_builtin_expect): Likewise.
3443 * function.c (gimplify_parameters): Use build_call_expr.
3445 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3446 instead of TREE_CODE_LENGTH.
3448 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3449 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3451 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3454 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3455 (gimplify_decl_expr): Likewise.
3456 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3457 Use new CALL_EXPR iterators.
3458 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3459 (gimplify_modify_expr_to_memset): Likewise.
3460 (gimplify_variable_sized_compare): Likewise.
3461 (gimplify_omp_atomic_fetch_op): Likewise.
3462 (gimplify_omp_atomic_pipeline): Likewise.
3463 (gimplify_omp_atomic_mutex): Likewise.
3464 (gimplify_function_tree): Likewise.
3466 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3467 (call_expr_flags): Likewise.
3468 (expand_call): Likewise.
3470 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3471 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3474 * coverage.c (create_coverage): Use build_call_expr.
3476 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3477 (temp_call_expr_obstack): New.
3478 (pool_copy_list): Delete.
3479 (temp_copy_call_expr): New.
3480 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3481 CALL_EXPR accessors. Get rid of special goo for copying argument
3482 lists and use temp_copy_call_expr instead.
3483 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3484 CALL_EXPR accessors.
3485 (create_expression_by_pieces): Likewise. Use build_call_array
3486 to construct the result instead of fold_build3.
3487 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3488 dealing with argument lists.
3489 (init_pre): Remove references to expression_node_pool and
3490 list_node_pool. Init temp_call_expr_obstack instead.
3491 (fini_pre): Remove references to expression_node_pool and
3494 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3495 and walk arguments explicitly instead of as a list.
3497 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3498 (mx_register_decls): Likewise.
3499 (mudflap_register_call): Likewise.
3500 (mudflap_finish_file): Likewise.
3502 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3503 (ipa_callsite_compute_param): Likewise.
3505 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3506 accessors and constructor.
3508 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3509 accessors and constructor.
3510 (convert_tramp_reference): Likewise.
3511 (convert_call_expr): Likewise.
3512 (finalize_nesting_tree_1): Likewise.
3514 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3517 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3519 * tree-inline.c (initialize_inlined_parameters): Pass entire
3520 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3522 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3523 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3525 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3526 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3527 (vectorizable_reduction): Likewise.
3528 (vectorizable_call): Use new CALL_EXPR iterators.
3529 (vectorizable_conversion): Use build_call_expr.
3530 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3531 (vect_gen_widened_results_half): Use build_call_expr.
3532 (vect_setup_realignment): Likewise.
3533 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3535 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3536 (pass_through_call): Likewise.
3537 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3540 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3541 (tree_gen_pow2_profiler): Likewise.
3542 (tree_gen_one_value_profiler): Likewise.
3543 (tree_gen_ic_func_profiler): Likewise.
3544 (tree_gen_average_profiler): Likewise.
3545 (tree_gen_ior_profiler): Likewise.
3547 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3548 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3549 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3551 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3552 of TREE_CODE_LENGTH.
3554 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3555 of TREE_CODE_LENGTH.
3557 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3559 (convert_to_integer): Likewise.
3561 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3564 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3565 Brooks Moses <brooks.moses@codesourcery.com>
3566 Lee Millward <lee.millward@codesourcery.com>
3568 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3570 * config/frv/frv.c (frv_expand_builtin): Likewise.
3571 * config/s390/s390.c (s390_expand_builtin): Likewise.
3573 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3574 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3576 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3577 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3578 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3579 (ix86_expand_store_builtin): Likewise.
3580 (ix86_expand_unop_builtin): Likewise.
3581 (ix86_expand_unop1_builtin): Likewise.
3582 (ix86_expand_sse_compare): Likewise.
3583 (ix86_expand_sse_comi): Likewise.
3584 (ix86_expand_vec_init_builtin): Likewise.
3585 (ix86_expand_vec_ext_builtin): Likewise.
3586 (ix86_expand_vec_set_builtin): Likewise.
3587 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3589 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3590 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3592 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3593 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3594 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3596 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3598 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3599 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3600 arglist. Use new CALL_EXPR accessors. Fix callers.
3601 (altivec_expand_abs_builtin): Likewise.
3602 (rs6000_expand_binop_builtin): Likewise.
3603 (altivec_expand_predicate_builtin): Likewise.
3604 (altivec_expand_lv_builtin): Likewise.
3605 (spe_expand_stv_builtin): Likewise.
3606 (altivec_expand_stv_builtin): Likewise.
3607 (rs6000_expand_ternop_builtin): Likewise.
3608 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3609 (altivec_expand_st_builtin): Likewise.
3610 (altivec_expand_dst_builtin): Likewise.
3611 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3612 arglist. Use new CALL_EXPR accessors. Fix callers.
3613 (altivec_expand_vec_set_builtin): Likewise.
3614 (altivec_expand_vec_ext_builtin): Likewise.
3615 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3616 (spe_expand_builtin): Likewise.
3617 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3618 arglist. Use new CALL_EXPR accessors. Fix callers.
3619 (spe_expand_evsel_builtin): Likewise.
3620 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3621 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3623 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3624 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3625 (arm_expand_unop_builtin): Likewise.
3626 (arm_expand_builtin): Use new CALL_EXPR accessors.
3628 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3631 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3632 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3633 (bfin_expand_unop_builtin): Likewise.
3634 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3636 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3637 Brooks Moses <brooks.moses@codesourcery.com>
3638 Lee Millward <lee.millward@codesourcery.com>
3640 * c-semantics.c (build_stmt): Add internal diagnostic check.
3642 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3643 accessors. Print arguments explicitly instead of as a list.
3645 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3647 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3648 (c_finish_omp_flish): Likewise.
3650 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3651 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3652 instead of TREE_CODE_LENGTH.
3653 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3654 (c_warn_unused_result): Likewise.
3656 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3659 * doc/invoke.texi (Warning Options): Remove
3660 -Werror-implicit-function-declaration.
3661 (Wimplicit-function-declaration): Update description.
3662 * opts.c (common_handle_option): Move handling of -Werror=* to...
3663 (enable_warning_as_error): ...here.
3664 * opts.h (enable_warning_as_error): Declare.
3665 * c-decl.c (implicit_decl_warning): Unless
3666 -Wno-implicit-function-declaration is given, emit a pedwarn if
3667 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3668 * c.opt (Wimplicit-function-declaration): Replace
3669 mesg_implicit_function_declaration with
3670 warn_implicit_function_declaration.
3671 * c-opts.c (c_common_handle_option):
3672 -Werror-implicit-function-declaration is exactly equal as
3673 -Werror=implicit-function-declaration.
3674 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3675 warn_implicit_function_declaration.
3676 (c_common_post_options): -Wimplict-function-declaration is enabled
3677 by default by -std=c99, otherwise is disabled by default.
3678 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3680 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3682 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3683 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3684 former is ignored but not the latter.
3686 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3688 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3689 is made and the reference doesn't use the alias set of its type,
3690 do not create the temporary using that type.
3692 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3694 * jump.c: Remove prototypes for delete_computation and
3695 delete_prior_computation.
3697 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3699 * jump.c (get_label_after): Delete.
3700 (get_label_before, delete_computation, delete_jump,
3701 delete_prior_computation, follow_jumps): Move...
3702 * reorg.c (delete_computation, delete_prior_computation): ... here...
3703 (get_label_before, delete_jump): ... making these static ...
3704 (follow_jumps): ... and simplifying this since it only runs after
3706 * rtl.h (get_label_after, get_label_before, delete_jump,
3707 follow_jumps): Delete prototypes.
3709 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3711 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3713 2007-02-15 Nick Clifton <nickc@redhat.com>
3715 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3716 order to prevent it from being munged by the target.
3718 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.md: Remove misleading comment.
3722 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3724 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3725 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3728 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3730 * tree-sra.c (instantiate_missing_elements): Canonicalize
3732 (sra_build_assignment): New.
3733 (generate_copy_inout, generate_element_copy,
3734 generate_element_zero, generate_one_element_init): Use it.
3736 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3738 * tree-sra.c (instantiate_missing_elements): Canonicalize
3740 (sra_build_assignment): New.
3741 (generate_copy_inout, generate_element_copy,
3742 generate_element_zero, generate_one_element_init): Use it.
3744 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3746 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3749 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3751 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3752 types as aggregates not scalars.
3753 * function.c (assign_stack_temp_for_type): Likewise.
3755 2007-02-14 Roger Sayle <roger@eyesopen.com>
3756 Zdenek Dvorak <dvorakz@suse.cz>
3758 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3761 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3763 * passes.c (next_pass_1): Clear the next field of the copied
3766 2007-02-14 Richard Henderson <rth@redhat.com>
3768 * tree-sra.c (early_sra): New.
3769 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3770 (tree_sra_early, pass_sra_early): New.
3771 * tree-pass.h (pass_sra_early): Declare.
3772 * passes.c (init_optimization_passes): Use it.
3774 2007-02-14 Richard Guenther <rguenther@suse.de>
3776 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3778 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3780 PR tree-optimization/30771
3781 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3783 (vect_analyze_operations): Induction phis can now be marked as
3785 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3786 Update documentation accordingly.
3788 2007-02-14 Nick Clifton <nickc@redhat.com>
3790 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3791 most 3 arguments are supported.
3792 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3794 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3796 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3797 Ensure dst->current is valid.
3799 2007-02-13 Paul Brook <paul@codesourcery.com>
3801 * config.gcc: Add arm*-*-uclinux-*eabi.
3802 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3803 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3804 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3805 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3806 (LINK_SPEC): Define.
3808 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3810 * config/arm/uclinux-eabi.h: New file.
3811 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3812 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3815 2007-02-13 Ian Lance Taylor <iant@google.com>
3817 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3818 * flags.h (warn_strict_overflow): Declare.
3819 (enum warn_strict_overflow_code): Define.
3820 (issue_strict_overflow_warning): New static inline function.
3821 * opts.c (warn_strict_overflow): New variable.
3822 (common_handle_option): Handle OPT_Wstrict_overflow and
3823 OPT_Wstrict_overflow_.
3824 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3826 * fold-const.c: Include intl.h.
3827 (fold_deferring_overflow_warnings): New static variable.
3828 (fold_deferred_overflow_warning): New static variable.
3829 (fold_deferred_overflow_code): New static variable.
3830 (fold_defer_overflow_warnings): New function.
3831 (fold_undefer_overflow_warnings): New function.
3832 (fold_undefer_and_ignore_overflow_warnings): New function.
3833 (fold_deferring_overflow_warnings_p): New function.
3834 (fold_overflow_warning): New static function.
3835 (make_range): Add strict_overflow_p parameter. Change all
3837 (extract_muldiv, extract_muldiv_1): Likewise.
3838 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3839 tree_expr_nonnegative_p.
3840 (fold_negate_expr): Call fold_overflow_warning.
3841 (fold_range_test): Likewise.
3842 (fold_comparison): Likewise.
3843 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3844 instead of tree_expr_nonnegative_p.
3845 (tree_expr_nonnegative_warnv_p): Rename from
3846 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3847 (tree_expr_nonnegative_p): New function.
3848 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3849 strict_overflow_p parameter.
3850 (tree_expr_nonzero_p): New function.
3851 * passes.c (verify_interpass_invariants): New static function.
3852 (execute_one_pass): Call it.
3853 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3855 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3856 (estimate_numbers_of_iterations): Likewise.
3857 (scev_probably_wraps_p): Likewise.
3858 * tree-ssa-ccp.c: Include "toplev.h".
3859 (evaluate_stmt): Defer fold overflow warnings until we know we are
3861 (struct fold_stmt_r_data): Add stmt field.
3862 (fold_stmt_r): Defer fold overflow warnings until we know we
3864 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3865 (fold_stmt_inplace): Likewise.
3866 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3867 (cleanup_control_expr_graph): Defer fold overflow warnings until
3868 we know we are going to optimize.
3869 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3870 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3872 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3873 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3874 * tree-ssa-loop-manip.c (create_iv): Likewise.
3875 * c-typeck.c (build_conditional_expr): Likewise.
3876 (build_binary_op): Likewise.
3877 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3878 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3879 (extract_range_from_unary_expr): Likewise.
3880 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3881 assuming that signed overflow does not occur.
3882 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3883 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3884 (fold_defer_overflow_warnings): Declare.
3885 (fold_undefer_overflow_warnings): Declare.
3886 (fold_undefer_and_ignore_overflow_warnings): Declare.
3887 (fold_deferring_overflow_warnings_p): Declare.
3888 (tree_expr_nonzero_warnv_p): Declare.
3889 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3891 (Warning Options): Document -Wstrict-overflow.
3892 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3893 (tree-ssa-ccp.o): Likewise.
3894 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3895 (fold-const.o): Depend on intl.h.
3897 2007-02-13 Ian Lance Taylor <iant@google.com>
3900 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3903 2007-02-13 Stuart Hastings <stuart@apple.com>
3905 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3907 2007-02-13 Richard Henderson <rth@redhat.com>
3909 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3910 handled_component_p before looking for the indirect_ref.
3912 2007-02-13 Richard Henderson <rth@redhat.com>
3914 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3915 remove flags clobber.
3916 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3917 (bswaphi_lowpart): New.
3918 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3919 remove TARGET_BSWAP test. Delete expander of the same name.
3921 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3922 (expand_unop): Use them.
3924 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3926 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3927 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3928 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3929 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3930 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3931 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3932 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3933 assembler dialect choice from asm templates.
3935 2007-02-12 Richard Henderson <rth@redhat.com>
3937 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3938 (fixuns_trunc<SSEMODEF>si2): Use it.
3939 * config/i386/sse.md (vec_setv4sf_0): Export.
3940 * config/i386/i386.c (ix86_build_const_vector): Export.
3941 (ix86_split_convert_uns_si_sse): Rename from
3942 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3943 * config/i386/i386-protos.h: Update.
3945 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3948 * c-typeck.c (c_finish_return): Improve warning message.
3950 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3952 * alias.c (find_symbolic_term): Delete unused function.
3954 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3957 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3958 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3960 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3962 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3963 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3964 the function, temporarily point the debug interface to the null one.
3966 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3968 * dwarf2out.c (round_up_to_align): New static function.
3969 (field_byte_offset): Use it to round the offset.
3971 2007-02-12 Richard Henderson <rth@redhat.com>
3973 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3974 (inswl_const): Export.
3976 2007-02-12 Richard Henderson <rth@redhat.com>
3978 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3979 result mode of the libcall, convert back to outmode.
3981 2007-02-12 Roger Sayle <roger@eyesopen.com>
3983 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3984 (bswapdi2): New define_expand to implement 32-bit implementation.
3986 2007-02-12 Nick Clifton <nickc@redhat.com>
3988 * doc/invoke.texi (Overall Options): Document --help=.
3989 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3990 (cc1_options): Pass --help= on to cc1.
3991 (display_help): Add description of --help=.
3992 (process_command): Add code to handle --help=. Allow translated
3993 --help and --target-help switches to be passed on to compiler
3995 (main): Remove unused if statement.
3996 * opts.c (columns): Remove.
3997 (LEFT_COLUMN): Define.
3998 (wrap_help): Add columns argument.
3999 (print_filtered_help): Change parameters to be an include bitmask,
4000 an exclude bitmask, an any bitmask and the column width. Move the
4001 code to display the params list here. Add code to display the
4002 status of options rather than their descriptions if the quiet flag
4004 (print_specific_help): Change parameters to be an include bitmask,
4005 an exclude bitmask and an any bitmask. Move code to look up the
4006 column width here. Decide upon the title for an options listing.
4007 (common_handle_options): Add code to handle --help=. Adapt code
4008 for --help and --target-help to use the revised form of the
4009 print_specific_help function.
4010 (print_help): Delete.
4011 (print_param_help): Delete.
4012 (print_switch): Delete.
4013 * opts.h (cl_lang_count): Add prototype.
4014 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4015 CL_MAX_OPTION_CLASS): New defines.
4016 * optc-gen.awk: Add construction of cl_lang_count.
4017 * c.opt: Add Warning attribute to warning options and Optimization
4018 attribute to optimization options.
4019 * common.opt: Likewise.
4021 Add -fhelp and -ftarget-help as aliases for the transformed --help
4022 and --target-help options.
4023 * opt-functions.awk: Add code to handle Warning and Optimization
4026 2007-02-12 Richard Henderson <rth@redhat.com>
4028 * config/alpha/constraints.md: New file.
4029 * config/alpha/alpha.c: Include tm-constrs.h.
4030 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4031 alpha_extra_constraint): Remove.
4032 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4033 * config/alpha/alpha-protos.h: Update.
4034 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4035 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4036 (EXTRA_CONSTRAINT): Remove.
4037 * config/alpha/alpha.md: Include constraints.md.
4038 (adddi splitter): Use satisfies_constraint_*.
4039 * config/alpha/predicates.md (add_operand): Likewise.
4040 (sext_add_operand, addition_operation): Likewise.
4042 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4044 PR tree-optimization/29145
4045 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4046 in our handling of restrict qualified pointers.
4048 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4051 * doc/invoke.texi (Wunused-value): Update description.
4052 (Wextra): Delete item.
4053 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4054 value of Wunused-value.
4055 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4056 (c_finish_stmt_expr): Don't check extra_warnings.
4057 (emit_side_effect_warnings): The caller is responsible to check
4060 2007-02-11 Roger Sayle <roger@eyesopen.com>
4061 Matt Thomas <matt@3am-software.com>
4063 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4065 2007-02-11 Roger Sayle <roger@eyesopen.com>
4067 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4068 comparisons of POPCOUNT against zero.
4069 (simplify_const_relational_operation): Likewise.
4071 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4073 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4075 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4077 * dwarf2out.c (root_type): Delete unused function.
4079 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4081 * genattrtab.c (contained_in_p): Delete unused function.
4082 (write_expr_attr_cache): Likewise.
4084 2007-02-11 Jan Hubicka <jh@suse.cz>
4086 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4089 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4091 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4092 to add the REG_EQ* note.
4093 * see.c (see_merge_one_use_extension): Likewise.
4094 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4095 turn REG_EQUAL notes into REG_EQUIV notes if the target
4096 register may have more than one set.
4097 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4098 * gcse.c (try_replace_reg): Likewise.
4099 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4100 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4101 more than one REG_EQUIV note.
4102 * reload1.c (gen_reload): Use set_unique_reg_note.
4104 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4107 (ix86_builtin_conversion): New function.
4109 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4112 * tree.h (DECL_REPLACEABLE_P): New macro.
4113 * except.c (set_nothrow_function_flags): Likewise.
4115 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4116 Ira Rosen <irar@il.ibm.com>
4117 Dorit Nuzman <dorit@il.ibm.com>
4119 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4120 * targhooks.c (default_builtin_vectorized_conversion): New.
4121 * targhooks.h (default_builtin_vectorized_function): New declaration.
4122 * target.h (struct vectorize): Add builtin_conversion field.
4123 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4124 stmt_vec_info_type value.
4125 (vectorizable_conversion): New declaration.
4126 * tree-vect-analyze.c (vect_analyze_operations): Add
4127 vectorizable_conversion call.
4128 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4129 * tree-vect-transform.c (vectorizable_conversion): New function.
4130 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4131 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4133 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4134 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4135 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4136 or ALTIVEC_BUILTIN_VCFSX.
4138 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4141 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4142 CONST_DOUBLE and operand 0 is a hard register.
4143 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4144 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4145 is a hard floating-point register.
4147 2007-02-10 Richard Henderson <rth@redhat.com>
4148 Jakub Jelinek <jakub@redhat.com>
4149 Alexandre Oliva <aoliva@redhat.com>
4151 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4152 * builtin-types.def (BT_WORD): Make unsigned.
4153 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4154 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4155 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4156 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4157 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4158 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4160 * expr.c (emutls_var_address): New.
4161 (expand_expr_real_1): Expand emulated tls.
4162 (expand_expr_addr_expr_1): Likewise.
4163 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4164 * output.h (emutls_finish): Declare.
4165 * toplev.c (compile_file): Call it.
4166 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4167 address before wrapping in CONST.
4168 * varasm.c (emutls_htab, emutls_object_type): New.
4169 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4170 (get_emutls_object_name, get_emutls_object_type): New.
4171 (get_emutls_init_templ_addr, emutls_decl): New.
4172 (emutls_common_1, emutls_finish): New.
4173 (assemble_variable): When emulating tls, swap decls; generate
4174 constructor for the emutls objects.
4175 (do_assemble_alias): When emulating tls, swap decl and target name.
4176 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4178 * varpool.c (decide_is_variable_needed): Look at force_output.
4179 Recurse for emulated tls.
4180 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4181 with decide_is_variable_needed.
4182 * emutls.c: New file.
4183 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4184 tls_object for real tls.
4186 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4188 PR rtl-optimization/29599
4189 * reload1.c (eliminate_regs_in_insn): Take the destination
4190 mode into account when computing the offset.
4192 2007-02-09 Stuart Hastings <stuart@apple.com>
4193 Richard Henderson <rth@redhat.com>
4195 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4196 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4197 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4198 fixuns_truncdfhi2): New.
4199 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4200 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4201 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4202 (floatunssidf2): Allow nonimmediate source.
4203 * gcc/config/i386/sse.md (movdi_to_sse): New.
4204 (vec_concatv2di): Drop '*'.
4205 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4206 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4207 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4209 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4210 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4211 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4212 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4213 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4214 ix86_build_const_vector.
4215 (x86_emit_floatuns): Rewrite.
4217 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4219 * genautomata.c (longest_path_length): Delete unused function.
4220 (struct state): Delete unused longest_path_length.
4221 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4222 (get_free_state): Delete unused.
4224 2007-02-09 Jan Hubicka <jh@suse.cz>
4226 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4227 * doc/invoke.texi (inline-unit-growth): Update default value.
4229 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4230 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4231 (rebuild_cgraph_edges): Likewise.
4232 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4233 (dump_cgraph_node): Dump frequencies.
4234 (cgraph_clone_edge): Add frequency scales.
4235 (cgraph_clone_node): Add freuqnecy.
4236 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4237 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4238 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4239 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4240 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4241 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4242 (save_inline_function_body): Likewise.
4243 * ipa-inline.c: inluce rtl.h
4244 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4245 (cgraph_edge_badness): Use frequencies.
4246 (cgraph_decide_recursive_inlining): Update clonning.
4247 (cgraph_decide_inlining_of_small_function): Dump frequency.
4248 * predict.c (estimate_bb_frequencies): Export.
4249 * predict.h (estimate_bb_frequencies): Declare.
4250 * tree-inline.c (copy_bb): Watch overflows.
4251 (expand_call_inline): Update call of cgraph_create_edge.
4252 (optimize_inline_calls): Use TODO flags to update frequnecies.
4253 * passes.h: Include predict.h
4254 (init_optimization_passes): Move profile ahead.
4255 (execute_function_todo): Handle TODO_rebuild_frequencies.
4257 2007-02-09 Roger Sayle <roger@eyesopen.com>
4259 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4260 the insbl or inswl pattern into a register.
4262 2007-02-09 Roger Sayle <roger@eyesopen.com>
4264 * config/ia64/ia64.md (bswapdi2): New define_insn.
4266 2007-02-09 Richard Henderson <rth@redhat.com>
4268 * config/i386/constraints.md (Ym): New constraint.
4269 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4270 (movdi_1_rex64): Split sse and xmm general register moves from
4271 memory move alternatives. Use conditional register constraints.
4272 (movsf_1, movdf_integer): Likewise.
4273 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4274 (movdf_integer_rex64): New.
4275 (pushsf_rex64): Fix output constraints.
4276 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4277 (sse2_stored): Likewise.
4278 (sse2_storeq_rex64): New.
4279 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4280 amd and not generic.
4281 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4282 for optimize_size. Remove SF/DFmode hack.
4284 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4286 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4289 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4290 Richard Sandiford <richard@codesourcery.com>
4292 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4293 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4294 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4295 m68k/t-mlib to tmake_file.
4296 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4297 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4298 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4299 Allow it to be cf or m68k. Set m68k_arch_family. If that
4300 variable is not empty, add t-$m68k_arch_family to tmake_file.
4301 Add t-mlibs to tmake_file.
4302 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4303 * config/m68k/t-cf: New file.
4304 * config/m68k/t-m68k: Likewise.
4305 * config/m68k/t-mlibs: Likewise.
4306 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4307 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4308 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4309 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4310 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4312 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4313 (INSTALL_LIBGCC): Delete.
4314 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4315 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4316 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4317 (M68K_MLIB_CPU): Define.
4318 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4319 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4320 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4322 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4323 Richard Guenther <rguenther@suse.de>
4326 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4327 against INT_MIN/INT_MAX.
4328 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4329 file if a loop is removed.
4331 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4333 * calls.c (store_one_arg): Pass correct alignment to
4334 emit_push_insn for non-BLKmode values.
4335 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4336 unaligned stack slot via a suitably aligned slot.
4338 2007-02-08 DJ Delorie <dj@redhat.com>
4340 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4342 (legal_subregs): Use unsigned char, make const.
4343 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4345 2007-02-08 Paul Brook <paul@codesourcery.com>
4347 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4348 special interworking needed.
4350 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4352 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4353 conditional to __SSE2__.
4354 (Entries below should have been added to first ChangeLog
4355 entry for amdfam10 dated 2007-02-05)
4356 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4358 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4360 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4363 2007-02-08 DJ Delorie <dj@redhat.com>
4365 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4366 * config/m32c/m32c.c (legal_subregs): New.
4367 (m32c_illegal_subreg_p): New.
4368 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4369 unsupported subregs of hard regs.
4371 2007-02-08 Jan Hubicka <jh@suse.cz>
4373 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4374 the same one; always update histograms.
4376 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4378 * passes.c (init_optimization_passes): Tidy comment.
4380 2007-02-08 Roger Sayle <roger@eyesopen.com>
4382 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4383 strip zero_extend, bswap and rotates from POCOUNT's argument.
4384 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4385 zero_extend and rotates from PARITY's argument.
4386 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4387 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4388 of an integer constant at compile-time.
4390 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4393 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4395 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4398 * tree-ssa-live.c (remove_unused_locals): Do not remove
4399 TREE_ADDRESSABLE variables.
4400 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4401 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4402 FOR_CLOBBER. Update all users.
4403 If VAR has an associated alias set, add a virtual operand for
4404 it if no alias is found to conflict with the memory reference.
4406 2007-02-07 Jan Hubicka <jh@suse.cz>
4407 Robert Kidd <rkidd@crhc.uiuc.edu>
4409 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4411 2007-02-07 Ian Lance Taylor <iant@google.com>
4413 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4415 2007-02-07 Roger Sayle <roger@eyesopen.com>
4417 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4418 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4419 tablejumpdi, movsi_to_cr_one): Remove constraints from
4420 define_expand's match_operands.
4422 2007-02-07 Roger Sayle <roger@eyesopen.com>
4424 * global.c (compute_regsets): Move declatation of "i" inside of
4425 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4427 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4430 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4431 of INDIRECT_REF <RESULT_DECL>.
4433 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4435 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4436 Kaz Kojima <kkojima@gcc.gnu.org>
4439 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4441 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4443 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4445 * doc/loop.texi: Document possibility not to perform disambiguation
4446 of loops with multiple latches.
4447 * cfgloopmanip.c (alp_enum_p): Removed.
4448 (add_loop): Handle subloops. Use get_loop_body_with_size.
4449 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4450 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4451 the new forwarder block.
4452 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4453 Handle the case latch is NULL.
4454 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4455 when marking loop exits.
4456 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4458 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4459 disambiguate_loops_with_multiple_latches.
4460 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4461 before fix_loop_structure.
4462 * cfgloop.c: Include pointer-set.h and output.h.
4463 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4464 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4465 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4466 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4467 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4468 disambiguate_multiple_latches, get_loop_body_with_size,
4469 disambiguate_loops_with_multiple_latches): New functions.
4470 (flow_loop_dump): Dump multiple latch edges.
4471 (flow_loop_nodes_find): Handle loops with multiple latches.
4472 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4473 (glb_enum_p): Modified.
4474 (get_loop_body): Use get_loop_body_with_size.
4475 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4476 (AVOID_CFG_MODIFICATIONS): New constant.
4477 (disambiguate_loops_with_multiple_latches, add_loop,
4478 get_loop_body_with_size): Declare.
4479 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4481 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4484 * global.c (compute_regsets): New function.
4485 (global_alloc): Refactored ELIMINABLE_REGSET
4486 and NO_GLOBAL_ALLOC_REGS computation out.
4487 (rest_of_handle_global_alloc): Call compute_regsets()
4488 for non-optimizing case.
4490 2007-02-06 Richard Henderson <rth@redhat.com>
4492 * config/i386/constraints.md (Y2): Rename from Y.
4493 (Yi): New constraint.
4494 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4495 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4496 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4497 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4498 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4499 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4500 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4501 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4502 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4503 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4504 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4505 vec_extractv2si_1): Change Y constraints to Y2.
4506 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4507 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4508 Change Y constraints to Y2.
4509 (sse2_loadld): Change Y constraints to x.
4511 2007-02-06 Roger Sayle <roger@eyesopen.com>
4513 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4514 (parity<mode>2): New define_expand using rs6000_emit_parity.
4515 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4516 rs6000_emit_parity): New functions.
4517 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4518 rs6000_emit_parity): Prototype here.
4520 2007-02-06 Ian Lance Taylor <iant@google.com>
4522 * lower-subreg.c (simple_move_operand): Reject CONST.
4523 (resolve_clobber): Call validate_change rather than directly
4524 assigning to XEXP (pat, 0).
4526 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4528 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4529 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4530 (tree-cfg.o): Remove hashtab.h dependency.
4532 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4533 (struct ivopts_data): Change niters to pointer_map_t.
4534 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4535 (niter_for_exit): Create pointer_map on demand. Change for
4537 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4538 (free_loop_data): Destroy data->niters if created and reset field.
4539 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4540 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4542 * tree-ssa-reassoc.c: Include pointer-set.h.
4543 (bb_rank): Change to long *.
4544 (operand_rank): Change to pointer_map_t.
4545 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4546 (insert_operand_rank): Accept long.
4547 (operand_entry_hash, operand_entry_eq): Remove.
4548 (get_rank): Return long. Adjust for changes above.
4549 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4551 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4553 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4554 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4555 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4557 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4558 directly since it cannot be NULL.
4559 (get_vi_for_tree): Rewrite for pointer_map API.
4560 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4561 (init_alias_vars): Create vi_for_tree as pointer_map.
4562 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4564 * tree-cfg.c: Don't include hashtab.h.
4565 (edge_to_cases): Declare as pointer_map.
4566 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4568 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4569 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4570 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4572 (record_switch_edge): Delete.
4573 (get_cases_for_edge): Adjust for pointer_map API, inline
4574 record_switch_edge (rewritten for new API), remove goto.
4576 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4578 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4579 * tree-nested.c: Include pointer-set.h.
4580 (var_map_elt, var_map_eq, var_map_hash): Delete.
4581 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4583 (nesting_info_bitmap_obstack): New.
4584 (lookup_field_for_decl): Adjust for pointer_map API.
4585 (lookup_tramp_for_decl): Adjust for pointer_map API.
4586 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4587 (get_local_debug_decl): Adjust for pointer_map API.
4588 (convert_nl_goto_reference): Adjust for pointer_map API.
4589 (convert_nl_goto_receiver): Adjust for pointer_map API.
4590 (create_nesting_tree): Create outside GGC space. Create bitmap on
4591 the new obstack. Create field_map and var_map as pointer_maps.
4592 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4594 (lower_nested_functions): Move root here, no need to NULL it.
4595 Initialize and release the obstack.
4597 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4599 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4600 Remove prototypes and make them non-static.
4601 (struct tree_int_map): Remove.
4602 * tree.h (struct tree_int_map): Move here, turning TO into an
4604 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4606 * tree.h (TREE_COMPLEXITY): Remove.
4607 (struct tree_exp): Remove complexity field.
4608 * tree.c (build1_stat): Don't set it.
4610 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4611 Victor Kaplansky <victork@il.ibm.com>
4613 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4614 (vect_is_simple_reduction): Support reduction with induction as
4615 one of the operands.
4616 (vect_is_simple_iv_evolution): Fix formatting.
4617 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4618 formatting. Don't mark induction phis for vectorization.
4619 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4620 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4621 (vect_get_vec_def_for_operand): Support induction.
4622 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4624 (vectorizable_reduction): Support reduction with induction as one of
4626 (vectorizable_type_demotion): Use def-type of stmt argument rather
4627 than dummy def-type.
4629 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4630 flag_tree_scev_cprop.
4631 * common.opt (tree-scev-cprop): New flag.
4633 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4634 call to vect_get_new_vect_var.
4636 2007-02-06 Ira Rosen <irar@il.ibm.com>
4638 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4639 vectype is not NULL.
4640 (vect_pattern_recog_1): Likewise.
4642 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4644 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4645 (fold_negate_expr): Likewise.
4647 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4650 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4651 even if cv-qualification is the same.
4653 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4655 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4656 __enable_execute_stack on completion.
4658 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4660 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4661 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4662 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4663 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4664 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4665 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4666 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4667 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4669 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4671 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4672 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4673 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4674 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4675 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4676 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4677 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4678 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4679 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4680 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4681 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4682 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4683 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4684 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4685 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4686 sqrtextenddfxf2_i387): Added amdfam10_decode.
4688 * config/i386/athlon.md (athlon_idirect_amdfam10,
4689 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4690 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4691 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4692 athlon_ivector_store_amdfam10): New define_insn_reservation.
4693 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4698 * config/i386/athlon.md (athlon_call_amdfam10,
4699 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4700 define_insn_reservation.
4701 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4702 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4703 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4707 * config/i386/athlon.md (athlon_sseld_amdfam10,
4708 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4709 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4713 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4714 define_insn_reservation.
4715 * config/i386/i386.md (sseins): Added sseins to define_attr type
4716 and define_attr unit.
4717 * config/i386/sse.md: Set type attribute to sseins for insertq
4720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4722 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4723 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4724 ssecomi_load_amdfam10, ssecomi_amdfam10,
4725 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4726 define_insn_reservation.
4727 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4729 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4731 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4732 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4733 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4734 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4735 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4736 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4737 define_insn_reservation.
4739 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4740 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4741 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4742 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4743 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4745 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4747 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4748 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4749 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4750 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4751 athlon_ssemul_load_k8): Added amdfam10.
4753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4755 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4756 (x86_sse_unaligned_move_optimal): New variable.
4758 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4760 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4761 for unaligned vector SSE double/single precision loads for AMDFAM10.
4763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4765 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4766 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4767 Define TARGET_CPU_DEFAULT_amdfam10.
4768 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4769 (processor_type): Add PROCESSOR_AMDFAM10.
4771 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4772 processor_type in config/i386/i386.h.
4773 Enable imul peepholes for TARGET_AMDFAM10.
4775 * config.gcc: Add support for --with-cpu option for amdfam10.
4777 * config/i386/i386.c (amdfam10_cost): New variable.
4778 (m_AMDFAM10): New macro.
4779 (m_ATHLON_K8_AMDFAM10): New macro.
4780 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4781 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4782 x86_promote_QImode, x86_integer_DFmode_moves,
4783 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4784 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4785 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4786 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4787 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4788 Enable/disable for amdfam10.
4789 (override_options): Add amdfam10_cost to processor_target_table.
4790 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4791 processor_alias_table.
4792 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4793 (ix86_adjust_cost): Add code for amdfam10.
4795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4797 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4798 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4799 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4800 * config/i386/i386.h: Add builtin definition for SSE4A.
4801 * config/i386/i386.md: Add support for ABM instructions
4803 * config/i386/sse.md: Add support for SSE4A instructions
4804 (movntss, movntsd, extrq, insertq).
4805 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4806 Add -march=amdfam10 flag.
4807 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4808 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4810 * doc/extend.texi: Add documentation for SSE4A builtins.
4812 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4814 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4816 2007-02-05 Richard Guenther <rguenther@suse.de>
4818 * tree-vectorizer.h (vectorizable_function): Add argument type
4819 argument, change return type.
4820 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4821 * tree-vect-transform.c (vectorizable_function): Handle extra
4822 argument, return vectorized function decl.
4823 (build_vectorized_function_call): Remove.
4824 (vectorizable_call): Handle calls with result and argument types
4825 differing. Handle loop vectorization factor correctly.
4826 * targhooks.c (default_builtin_vectorized_function): Adjust for
4828 * targhooks.h (default_builtin_vectorized_function): Likewise.
4829 * target.h (builtin_vectorized_function): Add argument type
4831 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4832 extra argument, allow vectorizing of lrintf.
4833 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4834 documentation of target hook.
4836 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4839 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4840 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4841 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4843 2007-02-05 Roger Sayle <roger@eyesopen.com>
4845 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4846 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4847 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4848 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4849 before canonicalizing sincos to cexpi.
4850 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4852 2007-02-05 Roger Sayle <roger@eyesopen.com>
4854 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4855 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4856 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4858 2007-02-05 Roger Sayle <roger@eyesopen.com>
4860 * mips-tfile.c (initialize_init_file): Correct endianness test.
4862 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4864 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4867 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4869 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4870 saves in a PARALLEL before the register assignments.
4872 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4874 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4875 DWARF_FRAME_RETURN_COLUMN to be a general register.
4876 * dwarf2out.c (init_return_column_size): New function, split from...
4877 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4878 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4879 to be nongeneral registers.
4880 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4882 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4883 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4885 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4887 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4889 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4891 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4892 (remove_path): Use can_remove_branch_p and remove_branch instead
4893 of loop_delete_branch_edge.
4894 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4895 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4896 Update profile using scale_dominated_blocks_in_loop.
4897 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4898 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4899 (can_remove_branch_p, remove_branch): Declare.
4900 * tree-cfg.c (tree_can_remove_branch_p): New function.
4901 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4902 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4903 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4905 2007-02-05 Jan Hubicka <jh@suse.cz>
4908 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4909 nodes in cgraph, don't remove offline copy of the function.
4911 2007-02-04 Jan Hubicka <jh@suse.cz>
4913 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4914 vectors might cause maybe_lookup_element_for_expr to be called
4915 on non-sra-candidate.
4917 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4919 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4920 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4921 spelling conventions.
4923 2007-02-04 Richard Guenther <rguenther@suse.de>
4926 * fold-const.c (try_move_mult_to_index): Make sure to not
4927 overflow one dimension of a multi-dimensional array access.
4929 2007-02-04 Jan Hubicka <jh@suse.cz>
4931 * passes.c (init_optimization_passes): Reindent.
4933 2007-02-04 Jan Hubicka <jh@suse.cz>
4934 Eric Botcazou <ebotcazou@adacore.com>
4936 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4937 (execute_fixup_cfg): Break out the abnormal goto code.
4938 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4939 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4940 (optimize_inline_calls): Call make_nonlocal_label_edges.
4942 2007-02-04 Jan Hubicka <jh@suse.cz>
4944 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4945 true when something was changed.
4946 (rename_ssa_copies): When something was changed, do
4947 TODO_remove_unused_locals.
4948 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4949 add TODO_remove_unused_locals when instruction was removed.
4951 2007-02-04 Jan Hubicka <jh@suse.cz>
4953 * ipa-inline.c (try_inline): Improve debug output; work on already
4955 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4956 call try_inline for already inlined edges too when flattening;
4957 inline also functions that make callee growth but overall unit size
4960 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4962 * config/m32c/bitops.md, config/m32c/jump.md,
4963 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4964 config/m32r/m32r.h, config/m32r/m32r.md,
4965 config/m32r/predicates.md, config/m68hc11/larith.asm,
4966 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4967 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4968 config/mips/mips-protos.h, config/mips/mips.c,
4969 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4970 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4971 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4972 spelling conventions.
4974 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4975 Follow spelling conventions.
4977 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4979 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4980 warn about C++0x compatibility.
4982 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4984 * config/h8300/h8300.c, config/h8300/h8300.h,
4985 config/h8300/h8300.md: Follow spelling conventions.
4987 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4990 * combine.c (try_combine): Do not substitute source operand
4991 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4993 2007-02-03 Jan Hubicka <jh@suse.cz>
4995 PR gcov-profile/30650
4996 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4997 do not divide by zero for never executed counters.
4998 (tree_find_values_to_profile): Fix counters.
4999 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5001 2007-02-03 Ian Lance Taylor <iant@google.com>
5003 * lower-subreg.c (simple_move_operand): New static function,
5004 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5006 (simple_move): Call simple_move_operand.
5007 (find_decomposable_subregs): Add special handling of MEMs.
5008 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5009 meaning of return value. If we see a hard register, test whether
5010 it can store a word_mode value. Change all callers.
5012 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5014 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5015 ftrapv insns and expanders.
5016 (subdi3): Change define_expand operand 1 to arith11_operand, and
5017 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5018 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5019 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5023 * varasm.c (notice_global_symbol): Treat global objects as weak when
5026 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * emit-rtl.c (dconstpi): Delete.
5030 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5031 * real.h (dconstpi): Delete.
5033 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5034 (fold_builtin_hypot): Likewise.
5036 2007-02-03 Tom Tromey <tromey@redhat.com>
5039 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5040 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5042 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5044 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5045 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5046 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5047 config/rs6000/cell.md, config/rs6000/darwin.h,
5048 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5049 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5050 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5051 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5052 typos. Follow spelling conventions.
5053 * doc/invoke.texi: Follow spelling conventions.
5055 2007-02-03 Roger Sayle <roger@eyesopen.com>
5057 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5058 canonicalization transformations that attempt to simplify integer
5059 constant comparisons to become comparisons against zero.
5061 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5063 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5065 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5066 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5068 2007-02-02 Mike Stump <mrs@apple.com>
5070 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5071 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5072 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5073 generate a branch island.
5075 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5077 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5078 (xtensa_legitimate_address_p): New.
5079 (xtensa_legitimize_address): New.
5080 (xtensa_output_addr_const_extra): New.
5081 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5083 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5084 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5085 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5086 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5087 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5088 (xtensa_legitimize_address): New.
5089 (xtensa_output_addr_const_extra): New.
5091 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5093 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5095 2007-02-02 Ian Lance Taylor <iant@google.com>
5097 * expmed.c (expand_divmod): Add comment.
5099 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5101 * emit-rtl.c (renumber_insns): Remove.
5102 * flags.h: Remove the extern for flag_renumber_insns.
5103 * rtl.h: Remove the prototype for renumber_insns.
5104 * toplev.c (flag_renumber_insns): Remove.
5106 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5108 Revert for x86 darwin:
5109 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5111 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5112 code before the following patch under TARGET_MACHO.
5113 (ix86_function_value_regno_p): Likewise.
5115 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5120 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5123 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5124 general or fp registers. Add comments.
5125 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5127 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5129 * pointer-set.c (insert_aux): Only return insertion slot.
5130 (pointer_set_insert): Adjust.
5131 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5132 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5133 pointer_map_traverse): New.
5134 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5135 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5136 pointer_map_contains, pointer_map_traverse): Declare.
5138 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5141 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5142 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5144 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5146 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5148 (struct _dep): New type.
5149 (dep_t): New typedef.
5150 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5151 (DEP_STATUS): New access macro. The macro with the same name was
5152 renamed to DEP_LINK_STATUS.
5153 (dep_init): Declare function
5155 (struct _dep_link): New type.
5156 (dep_link_t): New typedef.
5157 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5158 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5159 (DEP_LINK_STATUS): New macro.
5160 (debug_dep_links): New debug function.
5162 (struct _deps_list): New type.
5163 (deps_list_t): New typedef.
5164 (DEPS_LIST_FIRST): New access macro.
5165 (FOR_EACH_DEP_LINK): New cycle macro.
5166 (create_deps_list, free_deps_list, delete_deps_list): Declare
5168 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5169 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5170 (copy_deps_list_change_con): Ditto.
5172 (move_dep_link): Declare function.
5174 (struct _dep_node): New type.
5175 (dep_node_t): New typedef.
5176 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5178 (struct haifa_insn_data.back_deps): New field to hold backward
5179 dependencies of the insn.
5180 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5182 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5183 Change its type to deps_list_t.
5184 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5185 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5186 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5188 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5190 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5192 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5194 (dep_cost): Declare.
5196 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5197 (ds_to_dk, dk_to_ds): New functions.
5199 (init_dep_1): New static function.
5200 (init_dep): New function.
5201 (copy_dep): New static function.
5203 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5205 (detach_dep_link): New static function.
5206 (move_dep_link): New function.
5208 (dep_links_consistent_p, dump_dep_links): New static functions.
5209 (debug_dep_links): New debugging function.
5211 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5213 (alloc_deps_list, init_deps_list): New static functions.
5214 (create_deps_list): New function.
5215 (clear_deps_list): New static function.
5216 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5217 (deps_list_consistent_p, dump_deps_list): New static functions.
5218 (debug_deps_list): New function.
5219 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5221 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5223 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5224 use new scheduler dependencies lists.
5225 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5226 (sched_analyze): Ditto. Initialize dependencies lists.
5227 (add_forw_dep, compute_forward_dependences): Update to use new
5228 scheduler dependencies lists.
5230 (init_dependency_caches): Init deps_obstack.
5231 (free_dependency_caches): Free deps_obstack.
5233 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5234 new scheduler dependencies lists.
5235 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5236 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5238 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5239 Update to use new scheduler dependencies lists.
5240 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5241 (debug_dependencies): Ditto.
5242 (schedule_region): Update comments.
5244 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5245 scheduler dependencies lists.
5246 (schedule_ebb): Update comments.
5248 * rtl.def (DEPS_LIST): Remove.
5250 * lists.c (unused_deps_list): Remove.
5251 (free_list): Update assertions.
5253 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5254 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5256 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5257 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5259 * haifa-sched.c (comments): Update.
5260 (insn_cost1): Remove. Inline the code into insn_cost ().
5261 (insn_cost): Update to use new scheduler dependencies lists. Move
5262 processing of the dependency cost to dep_cost ().
5263 (dep_cost): New function. Use it instead of insn_cost () when
5264 evaluating cost of the dependency. Use compatible interface to
5265 interact with the target.
5266 (priority): Update to use new scheduler dependencies lists.
5267 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5268 with greater number of insns that depend on the insn.
5269 (schedule_insn): Update to use new scheduler dependencies lists. Add
5270 code to free backward dependencies lists. Inline and optimize code
5271 from resolve_dep () - see PR28071.
5272 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5273 lists. Update call to targetm.sched.is_costly_dependence hook.
5275 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5276 scheduler dependencies lists.
5278 (resolve_dep): Remove. Move the logic to schedule_insn ().
5279 (init_h_i_d): Initialize dependencies lists.
5281 (process_insn_depend_be_in_spec): Rename to
5282 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5284 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5285 Update to use new scheduler dependencies lists.
5286 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5288 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5289 new scheduler dependencies lists.
5290 (build_intra_loop_deps): Ditto.
5292 * target.h (struct _dep): Declare to use in
5293 gcc_target.sched.is_costly_dependence.
5294 (struct gcc_target.sched.adjust_cost): Fix typo.
5295 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5296 single dep_t parameter instead of an equivalent triad.
5297 (struct gcc_target.sched.adjust_cost_2): Remove.
5299 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5301 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5303 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5305 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5307 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5308 (REG_DEP_TRUE): Document.
5310 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5311 Change signature to correspond to the targetm.sched.adjust_cost hook.
5312 Update use in TARGET_SCHED_ADJUST_COST_2.
5313 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5314 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5315 new scheduler dependencies lists.
5316 (ia64_gen_check): Ditto.
5318 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5321 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5322 signature to correspond to the targetm.sched.is_costly_dependence hook.
5323 (is_costly_group): Update to use new scheduler dependencies lists.
5325 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5326 instead of INSN_COST () macro.
5328 2007-02-01 Ian Lance Taylor <iant@google.com>
5330 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5332 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5334 * pa.md (tp_load): Correct mfctl instruction syntax.
5336 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5338 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5339 altivec_padding_size calculation on AIX. Improve comment, add
5340 assert to verify that it's right.
5342 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5345 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5348 * global.c (global_alloc): Add mising initialization of
5351 2007-02-01 Roger Sayle <roger@eyesopen.com>
5353 * alias.c (init_alias_analysis): Correct whitespace.
5354 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5355 partition_hot_cold_basic_blocks): Likewise.
5356 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5357 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5358 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5359 fold_builtin_snprintf_chk, fold_builtin_printf,
5360 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5361 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5362 * cfgcleanup.c (cleanup_cfg): Likewise.
5363 * cfgexpand.c (tree_expand_cfg): Likewise.
5364 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5365 * function.c (get_next_funcdef_no): Likewise.
5366 * gengtype.c (main): Likewise.
5367 * genmodes.c (main): Likewise.
5368 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5369 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5370 * ifcvt.c (noce_emit_move_insn): Likewise.
5371 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5373 * stor-layout.c (get_best_mode): Likewise.
5374 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5375 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5376 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5377 perform_var_substitution, solve_graph): Likewise.
5378 * tree-vrp.c (vrp_finalize): Likewise.
5380 2007-02-01 Ian Lance Taylor <iant@google.com>
5382 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5383 high part of a paradoxical subreg, return a constant zero.
5385 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5387 * toplev.c (lang_dependent_init): Call init_set_costs.
5388 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5390 2007-02-01 Richard Guenther <rguenther@suse.de>
5393 * fold-const.c (fold_negate_expr): Allow negating a
5394 constant if overflow does not change.
5396 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5398 * doc/c-tree.texi (Expression trees): Improve markup.
5399 * doc/tm.texi (Register Classes, Addressing Modes)
5400 (Floating Point): Fix spacing after abbreviations. Fix some
5403 2007-02-01 Ben Elliston <bje@au.ibm.com>
5405 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5406 * doc/contrib.texi: Likewise.
5407 * doc/install.texi: Likewise.
5409 2007-01-31 Richard Henderson <rth@redhat.com>
5410 Ian Lance Taylor <iant@google.com>
5412 * lower-subreg.c: New file.
5413 * rtl.def (CONCATN): Define.
5414 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5416 * emit-rtl.c (update_reg_offset): New static function, broken out
5417 of gen_rtx_REG_offset.
5418 (gen_rtx_REG_offset): Call update_reg_offset.
5419 (gen_reg_rtx_offset): New function.
5420 * regclass.c: Revert patch of 2006-03-05, restoring
5422 (clear_reg_info_regno): New function.
5423 * dwarf2out.c (concatn_loc_descriptor): New static function.
5424 (loc_descriptor): Handle CONCATN.
5425 * common.opt (fsplit_wide_types): New option.
5426 * opts.c (decode_options): Set flag_split_wide_types when
5428 * timevar.def (TV_LOWER_SUBREG): Define.
5429 * rtl.h (gen_reg_rtx_offset): Declare.
5430 (reg_scan_update): Declare.
5431 * regs.h (clear_reg_info_regno): Declare.
5432 * tree-pass.h (pass_lower_subreg): Declare.
5433 (pass_lower_subreg2): Declare.
5434 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5435 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5437 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5438 * Makefile.in (OBJS-common): Add lower-subreg.o.
5439 (lower-subreg.o): New target.
5441 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5443 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5445 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5448 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5450 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5455 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5457 * cfgloop.h: Include vec-prim.h.
5458 (enum li_flags): Remove LI_ONLY_OLD.
5459 (loop_iterator): Changed.
5460 (fel_next, fel_init): Iterate over loop tree.
5461 (FOR_EACH_LOOP_BREAK): New macro.
5462 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5464 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5465 * modulo-sched.c (sms_schedule): Ditto.
5466 * tree-vectorizer.c (vectorize_loops): Ditto.
5467 * doc/loop.texi: Update information on loop numbering and behavior of
5468 FOR_EACH_LOOP wrto new loops.
5469 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5470 add_to_evolution_1): Test nestedness of loops instead of comparing
5472 * tree-chrec.c (chrec_fold_plus_poly_poly,
5473 chrec_fold_multiply_poly_poly, chrec_evaluate,
5474 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5475 reset_evolution_in_loop): Ditto.
5476 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5478 2007-01-31 Dirk Mueller <dmueller@suse.de>
5480 * c-common.c (warn_about_parentheses): Separate warning about
5481 un-parenthized sequence of comparison operators from the one
5482 which is supposed to warn about x <= y <= z.
5484 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5486 * optabs.h (enum optab_index): Add new OTI_isinf.
5487 (isinf_optab): Define corresponding macro.
5488 * optabs.c (init_optabs): Initialize isinf_optab.
5489 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5491 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5492 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5494 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5495 expand_builtin_interclass_mathfn.
5496 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5497 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5498 (fxam<mode>2_i387): New insn pattern.
5499 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5500 built-in functions as x87 inline asm.
5502 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5504 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5506 2007-01-30 Eric Christopher <echristo@apple.com>
5508 * config.gcc: Add geode.
5510 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5512 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5513 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5514 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5515 value-prof.c: Fix comment typos.
5517 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5520 * doc/invoke.texi (Wpointer-arith): Document warning.
5522 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5524 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5525 the list of discrepancies from the draft TR.
5527 2007-01-30 Dirk Mueller <dmueller@suse.de>
5530 * doc/invoke.texi (-Wreturn-type): Update description to
5533 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5535 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5537 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5539 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5540 to handle optabs that operate on floating point input argument and
5541 output to integer output.
5542 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5543 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5544 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5545 expand_builtin_interclass_mathfn ().
5546 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5548 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5549 ilogbl built-in functions as x87 intrinsics.
5551 2007-01-30 Richard Guenther <rguenther@suse.de>
5554 * dwarf2out.c (reference_to_unused): Query varpool if the
5555 variable was output.
5557 2007-01-30 Richard Guenther <rguenther@suse.de>
5560 * passes.c (execute_one_pass): Reset in_gimple_form to not
5561 confuse non-unit-at-a-time mode.
5563 2007-01-29 Roger Sayle <roger@eyesopen.com>
5564 Richard Guenther <rguenther@suse.de>
5566 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5567 avoid undefined behaviour on overflow. Use force_fit_type_double
5568 to construct the constant with the specified TREE_OVERFLOW.
5570 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5572 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5573 * config/dfp-bit.h: Ditto.
5575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5577 * c-decl.c (pop_scope): Replace warnings with call to
5578 warn_for_unused_label.
5579 * c-common.h (warn_for_unused_label): Declare.
5580 * c-common.c (warn_for_unused_label): Define.
5582 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5584 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5587 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5589 * Makefile.in (USER_H): Remove decfloat.h.
5590 * ginclude/decfloat.h: Delete, moving contents to ...
5591 * ginclude/float.h: Add support for decimal floating point,
5592 guarded by __STDC_WANT_DEC_FP__.
5594 2007-01-29 Mike Stump <mrs@apple.com>
5596 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5597 Analysis and Representation to resolve case insensitive conflict.
5598 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5600 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5602 * tree.h (struct tree_memory_tag): Add aliases member.
5603 (MTAG_ALIASES): New macro.
5604 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5605 (add_may_alias): Remove pointer-set. Update for may_aliases being
5607 (mark_aliases_call_clobbered): Update for may_aliases being a
5609 (compute_tag_properties): Ditto.
5610 (create_partition_for): Ditto.
5611 (compute_memory_partitions): Ditto.
5612 (dump_may_aliases_for): Ditto.
5613 (is_aliased_with): Ditto.
5614 (add_may_alias_for_new_tag): Ditto.
5615 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5616 (compute_is_aliased): New function.
5617 (compute_may_aliases): Call compute_is_aliased).
5618 (init_alias_info): Initialize alias_bitmap_obstack.
5619 (union_alias_set_into): New function.
5620 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5621 (have_common_aliases_p): Rewrite to take two bitmaps and use
5623 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5625 (finalize_ref_all_pointers): Update for add_may_alias changes.
5626 (new_type_alias): Ditto.
5627 * tree-flow-inline.h (may_aliases): Return a bitmap.
5628 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5629 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5630 may_aliases being a bitmap.
5631 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5632 may_aliases now returns a bitmap.
5633 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5635 * tree-ssa-operands.c (add_virtual_operand): Update for
5636 may_aliases being a bitmap.
5638 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5640 PR tree-optimization/30630
5641 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5642 variable as changed.
5644 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5647 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5648 expanded only once even if an error occurs.
5650 2007-01-29 Ben Elliston <bje@au.ibm.com>
5652 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5653 (__gcov_average_profiler): Likewise.
5654 (__gcov_ior_profiler): Likewise.
5655 (__gcov_merge_ior): Likewise.
5657 2007-01-28 Jan Hubicka <jh@suse.cz>
5659 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5660 * value-prof.c (stringop_block_profile): Likewise.
5662 2007-01-28 Jan Hubicka <jh@suse.cz>
5664 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5665 variant handling histograms; add wrapper.
5666 (clear_storage_via_libcall): Export.
5667 (emit_block_move_hints): Break out from ...; add histograms.
5668 (emit_block_move): ... this one.
5669 (clear_storage_hints): Break out from ...; add histograms.
5670 (clear_storage): ... this one.
5671 (set_storage_via_memset): Handle histogram.
5672 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5673 (clear_storage_hints, clear_storage_via_libcall): Declare.
5674 (set_storage_via_setmem): Update prototype.
5675 * doc/md.texi (movmem, setmem): Document new arguments.
5677 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5679 (stringop_block_profile): New global function.
5680 (tree_stringops_values_to_profile): Profile block size and alignment.
5681 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5683 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5684 (stringop_block_profile): Declare.
5685 * builtins.c: Include value-prof.h.
5686 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5687 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5688 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5689 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5690 * profile.c (instrument_values): Add new counters.
5691 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5693 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5694 (tree_init_edge_profiler): Build new profilers.
5695 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5696 (pass_tree_profile): Add dump.
5697 (tree_profile_hooks): Update.
5698 * Makefile.in (LIBGCOV): Add new constants.
5699 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5700 __gcov_ior_profiler): New.
5701 * i386.md (movmem/setmem expanders): Add new optional arguments.
5703 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5705 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5707 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5709 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5710 (tree_unswitch_single_loop): Pass eni_size_weights to
5711 tree_num_loop_insns.
5712 * tree-ssa-loop-manip.c: Include tree-inline.h.
5713 (can_unroll_loop_p): Pass eni_size_weights to
5714 tree_num_loop_insns.
5715 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5716 Pass eni_size_weights to estimate_num_insns.
5717 * tree.h (init_inline_once): Export.
5718 * toplev.c (backend_init): Call init_inline_once.
5719 * cgraphunit.c (cgraph_process_new_functions,
5720 cgraph_analyze_function): Pass eni_inlining_weights to
5722 * ipa-inline.c (compute_inline_parameters): Ditto.
5723 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5724 to estimate_num_insns.
5725 (try_unroll_loop_completely): Pass eni_size_weights to
5726 tree_num_loop_insns.
5727 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5728 ot estimate_num_insns.
5729 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5730 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5731 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5732 eni_time_weights): New variables.
5733 (init_inline_once): Initialize them.
5734 (struct eni_data): Mew.
5735 (estimate_num_insns_1, estimate_num_insns): Use weights.
5736 * tree-inline.h (struct eni_weights_d): New.
5737 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5738 (estimate_num_insns): Declaration changed.
5739 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5740 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5741 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5743 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5745 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5746 relations in the conflict function is valid.
5748 2007-01-27 Ian Lance Taylor <iant@google.com>
5750 * common.opt: Add fstrict-overflow.
5751 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5752 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5753 (TYPE_OVERFLOW_UNDEFINED): Define.
5754 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5756 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5757 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5758 (fold_negate_expr): Likewise.
5759 (make_range): Likewise.
5760 (extract_muldiv_1): Likewise.
5761 (maybe_canonicalize_comparison): Likewise.
5762 (fold_comparison): Likewise.
5763 (fold_binary): Likewise.
5764 (tree_expr_nonnegative_p): Likewise.
5765 (tree_expr_nonzero_p): Likewise.
5766 * tree-vrp.c (compare_values): Likewise.
5767 (extract_range_from_binary_expr): Likewise.
5768 (extract_range_from_unary_expr): Likewise.
5769 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5771 (nowrap_type_p): Likewise.
5772 * tree-scalar-evolution.c (simple_iv): Likewise.
5773 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5774 (build_range_check): Likewise.
5775 (extract_muldiv_1): Likewise.
5776 (fold_comparison): Likewise.
5777 * tree-vrp.c (vrp_int_const_binop): Likewise.
5778 (extract_range_from_unary_expr): Likewise.
5779 * convert.c (convert_to_integer): Likewise.
5780 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5781 (fold_comparison): Likewise.
5782 (fold_binary): Likewise.
5783 * optabs.c (optab_for_tree_code): Likewise.
5784 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5785 * simplify-rtx.c (simplify_const_relational_operation): Check
5786 flag_strict_overflow and flag_trapv.
5787 (simplify_const_relational_operation): Likewise.
5788 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5789 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5792 2007-01-27 Roger Sayle <roger@eyesopen.com>
5794 * tree.c (tree_fold_gcd): Delete.
5795 * tree.h (tree_fold_gcd): Remove prototype.
5796 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5797 test whether one constant integer is a multiple of another. Instead
5798 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5799 * fold-const.c (multiple_of_p): We've determined both TOP and
5800 BOTTOM are integer constants so we can call int_const_binop directly
5801 instead of the more generic const_binop.
5803 2007-01-27 Roger Sayle <roger@eyesopen.com>
5805 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5806 1*X check that the constant hasn't overflowed, to preserve the
5808 (round_up): Provide an efficient implementation when rouding-up an
5809 INTEGER_CST to a power-of-two.
5811 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5813 * doc/sourcebuild.texi: Add comma for clarity.
5814 * doc/extend.texi: Fix some typos.
5815 * doc/passes.texi: Likewise.
5816 * doc/cppinternals.texi: Likewise.
5817 * doc/c-tree.texi: Likewise.
5818 * doc/tree-ssa.texi: Likewise.
5819 * doc/install.texi: Likewise.
5821 2007-01-27 Jan Hubicka <jh@suse.cz>
5823 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5824 (pass_sra): Do not require alias information.
5825 * passes.c (init_optimization_passes): Add SRA
5827 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5829 * tracer.c (rest_of_handle_tracer): We already cleaned
5830 up the CFG in tracer() so don't do it here again.
5831 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5832 cleanup_cfg here, either. And don't call renumber_insns.
5834 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5835 and BB_HEAD are in the insn stream here. Instead make sure
5836 that BB_INSN is valid on all insns. Also, do check here that
5837 there are no pending branch predictions...
5838 (rtl_verify_flow_info): ...instead of doing it here. Checks
5839 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5842 2007-01-26 Roger Sayle <roger@eyesopen.com>
5844 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5845 function to simplify/factorize operand order canonicalization.
5846 (ix86_fixup_binary_operands): Reorganize using the above function.
5847 (ix86_binary_operator_ok): Likewise.
5849 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5851 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5852 file scope from optimize_attrs.
5853 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5855 (optimize_attrs): Clear insn_code_values after freeing it.
5857 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5859 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5860 a parts.base assignment.
5862 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5864 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5865 (compute_subscript_distance, initialize_data_dependence_relation,
5866 finalize_ddr_dependent, analyze_ziv_subscript,
5867 analyze_siv_subscript_cst_affine,
5868 compute_overlap_steps_for_affine_univar,
5869 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5870 analyze_siv_subscript, analyze_miv_subscript,
5871 analyze_overlapping_iterations, subscript_dependence_tester_1,
5872 compute_self_dependence, free_dependence_relation): Work
5873 with affine_fn instead of chrecs.
5874 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5875 common_affine_function, affine_function_base,
5876 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5877 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5878 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5879 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5880 (all_chrecs_equal_p): Removed.
5881 * tree-data-ref.h (affine_fn, conflict_function): New types.
5882 (struct subscript): Change type of conflicting_iterations_in_a
5883 and conflicting_iterations_in_b.
5885 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5888 * config/pa/pa.h (TARGET_HPUX_11): New.
5889 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5890 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5892 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5893 Richard Guenther <rguenther@suse.de>
5895 * tree-ssa-structalias.c (solve_graph): Handle case
5896 we merged the variable to another.
5898 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5900 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5903 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5904 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5906 2007-01-25 DJ Delorie <dj@redhat.com>
5908 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5909 allow changes to modes which don't fit in those registers.
5911 * reload1.c (choose_reload_regs): Check for invalid subregs before
5912 computing their locations, not after.
5914 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5917 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5918 save Altivec registers in an eh_return function.
5919 (compute_vrsave_mask): Likewise.
5920 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5921 for saving Altivec registers.
5922 (rs6000_emit_prologue): Don't allocate stack twice in
5923 eh_return function. Correct expected value of altivec_save_offset
5924 when using save_world. Describe save of R0 to stack when using
5925 save_world. Describe stack pointer adjustment when using
5926 save_world. Remove duplicated eh_return parameter register saving.
5927 Update sp_offset variable after save_world.
5928 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5930 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5931 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5934 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5936 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5938 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5941 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5942 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5944 2007-01-25 Richard Guenther <rguenther@suse.de>
5946 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5947 * common.opt (-Wcoverage-mismatch): New warning option.
5948 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5949 if -Wcoverage-mismatch is given.
5951 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5953 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5954 (ipcp_driver): Change to static definition.
5955 Add dumping of the ifunctions.
5956 (constant_val_insert): Remove unused parameter. Support for SSA.
5957 (ipcp_propagate_const): Support for SSA.
5958 (ipcp_profile_bb_print): Print only analyzed nodes.
5959 (ipcp_replace_map_create): Remove support for Fortran constant
5961 * ipa-prop.c (ipa_method_modify_stmt,
5962 ipa_callsite_compute_param): Support for SSA.
5963 * ipa-prop.h (ipcp_driver): Remove declaration.
5964 (IS_VALID_TREE_MAP_INDEX): Add define.
5966 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5968 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5970 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5973 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5974 constant argument to cabs and do it without checking for
5975 -funsafe-math-optimizations.
5977 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5979 * c-common.h (RID_FIRST_CXX0X): New.
5980 (RID_LAST_CXX0X): New.
5981 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5983 * c.opt (Wc++0x-compat): New.
5984 * doc/invoke.texi (-Wc++0x-compat): Document.
5986 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5988 * builtins.c (fold_builtin_carg): New.
5989 (fold_builtin_1): Use it.
5991 2007-01-24 Jan Hubicka <jh@suse.cz>
5993 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5995 * ipa-inline.c (initial_insns, max_insns): Delete.
5996 (compute_max_insns): New function.
5997 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5998 of insns as base for code growth.
5999 (cgraph_decide_inlining): Make initial_insns local; do not compute
6001 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6002 * doc/invoke.texi (inline-unit-growth): Update docs.
6004 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6006 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6007 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6008 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6009 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6010 for CPUs that have PTA_CX16 set.
6013 * gimplify.c (omp_check_private): New function.
6014 (gimplify_scan_omp_clauses): Use it for
6015 firstprivate/lastprivate/reduction.
6018 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6019 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6022 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6023 If lower_lastprivate_clauses emits some statements, append them
6024 to dlist rather than body_p and to body_p append an initializer.
6025 (lower_omp_for): Adjust caller.
6027 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6029 * target.h (globalize_decl_name): New.
6030 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6031 * output.h (default_globalize_decl_name): New.
6032 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6034 (globalize_decl): Ditto.
6035 (default_globalize_decl_name): New.
6036 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6037 (ia64_handle_version_id_attribute): New.
6038 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6039 (ia64_asm_output_external): Use globalize_decl_name instead
6041 * doc/extend.texi (version_id): New pragma.
6042 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6044 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6046 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6047 _uleb128_t and _Unwind_SWord with _sleb128_t.
6048 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6049 uw_frame_state_for, uw_update_context_1): Likewise.
6050 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6051 * unwind-pe.h (read_uleb128, read_sleb128,
6052 read_encoded_value_with_base): Likewise.
6053 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6055 2007-01-24 Richard Guenther <rguenther@suse.de>
6057 * builtins.c (expand_builtin_cexpi): Get the fndecl
6058 for cexp in the correct way.
6060 2007-01-24 Jan Hubicka <jh@suse.cz>
6062 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6064 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6066 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6067 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6068 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6069 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6070 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6071 __SIZEOF_PTRDIFF_T__.
6072 * doc/cpp.texi: Documentation for the new builtin macros added.
6074 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6076 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6077 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6078 instead of operands[2] to avoid access past the end of array.
6080 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6082 * reload1.c (emit_reload_insns): Pass the reload register
6083 for a non-spill output reload through forget_old_reloads_1.
6085 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6087 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6088 _SOFT_DOUBLE if doubles use software floating-point.
6089 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6090 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6091 * config/rs6000/darwin-ldouble.c: Also compile functions for
6092 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6093 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6094 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6095 commented-out long double override.
6096 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6097 * config/rs6000/eabispe.h: Likewise.
6098 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6099 long double for non-SPE.
6100 (rs6000_handle_option): Likewise.
6101 (invalid_e500_subreg): Disallow more subregs involding DImode,
6102 DFmode, TImode or TFmode.
6103 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6105 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6107 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6108 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6110 (rs6000_legitimate_address): Also check for TFmode for E500
6112 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6113 (spe_build_register_parallel): Handle TFmode and TCmode.
6114 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6116 (function_arg): Handle TFmode and TCmode for E500 double.
6117 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6119 (print_operand): Handle TFmode and TImode for %y.
6120 (rs6000_generate_compare): Handle TFmode comparisons for E500
6122 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6123 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6124 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6125 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6126 TFmode for E500 double.
6127 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6128 (floatsidf2): Enable for E500 double.
6129 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6130 (extenddftf2): Change to extenddftf2_fprs.
6131 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6132 depending on TARGET_E500_DOUBLE.
6133 (extendsftf2): Enable for E500 double.
6134 (trunctfdf2): Enable for E500 double.
6135 (trunctfsf2): Change to trunctfsf2_fprs.
6136 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6137 depending on TARGET_E500_DOUBLE.
6138 (floatsitf2): Enable for E500 double.
6139 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6140 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6141 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6142 (negtf2): Change to negtf2_internal.
6143 (negtf2): New expander.
6144 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6145 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6146 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6147 (movdi_internal32): Use rs6000_nonimmediate_operand.
6148 (unnamed splitter): Likewise.
6149 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6150 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6151 (SPE64TF, DITI): New mode macros.
6152 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6155 (frob_<mode>_di_2): New.
6156 (frob_tf_di_8_2): New.
6157 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6159 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6161 (frob_ti_<mode>_8_2): New.
6162 (frob_ti_tf_2): New.
6163 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6164 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6166 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6167 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6168 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6169 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6170 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6171 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6174 2007-01-23 Ian Lance Taylor <iant@google.com>
6176 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6178 (OBJS-archive): Reformat, alphabetize.
6179 (OBJS): Change out_object_file to OBJS-md.
6181 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6183 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6184 JUMP_P and CALL_P predicates where applicable.
6185 * config/i386/i386.c: Ditto.
6186 * config/i386/i386.md: Ditto.
6187 * config/i386/mmx.md: Ditto.
6188 * config/i386/predicates.md: Ditto.
6190 2007-01-22 Andreas Schwab <schwab@suse.de>
6192 * config/m68k/m68k.h: Fix comment.
6194 2007-01-22 Jan Hubicka <jh@suse.cz>
6196 * passes.c (init_optimization_passes): Do not rerun
6197 pass_early_warn_uninitialized.
6199 2007-01-22 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/30038
6202 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6204 (execute_cse_sincos_1): Likewise.
6205 (execute_cse_sincos): Likewise.
6206 (gate_cse_sincos): Likewise.
6207 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6208 the cexpi() canonicalization of sincos().
6209 * tree-pass.h (pass_cse_sincos): Declare.
6210 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6212 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6214 PR rtl-optimization/29329
6215 * combine.c (replaced_rhs_insn): Rename to i2mod.
6216 (replaced_rhs_value): Rename to i2mod_new_rhs.
6217 (i2mod_old_rhs): New global variable.
6218 (combine_instructions): Adjust for above change. Save a copy of
6219 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6220 note are substituted in the second instruction.
6221 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6222 ditch the note if it pertains to the second eliminated register
6223 and this register is mentioned in i2mod_old_rhs.
6226 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6228 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6229 the insn to which the note was originally attached.
6231 2007-01-21 Jan Hubicka <jh@suse.cz>
6233 * ipa-inline.c (inlining_mode): Comment, move up.
6234 (cgraph_decide_inlining_incrementally): Do not perform inlining
6235 itself; fix handling of flattening of self recursive functions.
6236 (cgraph_find_cycles): Remove.
6237 (cgraph_flatten_node): Remove.
6238 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6239 (try_inline): New function.
6240 (cgraph_early_inlining): Update call of
6241 cgraph_decide_inlining_incrementally. Apply inlining here.
6242 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6244 2007-01-21 Dirk Mueller <dmueller@suse.de>
6247 * tree-vrp.c (check_array_bounds): do not warn
6248 about ADDR_EXPR's of ARRAY_REF's which are immediately
6249 used in binary expressions.
6251 2007-01-21 Ira Rosen <irar@il.ibm.com>
6253 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6254 read_write_dep and macros for its access.
6255 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6256 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6257 argument, call vect_check_interleaving for every independent pair of
6258 data-refs. Mark loads that access the same memory location as a store
6260 (vect_check_dependences): Remove.
6261 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6262 call, fix the call to vect_analyze_data_ref_dependence.
6263 (vect_analyze_data_ref_access): For statements that access the same
6264 data-ref, check that they are not stores; for loads, check that there
6265 is no store that access the same location.
6267 2007-01-20 Roger Sayle <roger@eyesopen.com>
6268 Joseph Myers <joseph@codesourcery.com>
6270 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6271 (-fdump-rtl-stack): Likewise.
6272 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6273 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6274 (-mpt-fixed): Use @minus{} for minus sign.
6275 (Using Precompiled Headers): Fix under/overfull hbox.
6277 2007-01-20 Jan Hubicka <jh@suse.cz>
6279 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6280 place within annotation.
6282 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6284 * pa.c (output_move_double): Change array size of xoperands to 4.
6286 2007-01-20 Jan Hubicka <jh@suse.cz>
6288 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6291 2007-01-19 Ian Lance Taylor <iant@google.com>
6293 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6294 constant to unsigned HOST_WIDE_INT before negating.
6296 2007-01-19 Ian Lance Taylor <iant@google.com>
6298 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6300 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6301 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6302 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6303 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6304 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6305 (realloc_vdef, realloc_vuse): Change second parameter to
6307 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6309 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6310 unsigned. Change x and lim locals to unsigned.
6311 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6313 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6314 (copy_virtual_operands): Change i and n locals to unsigned.
6316 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6319 * builtins.c (fold_builtin_1): Handle builtin fdim.
6321 2007-01-20 Jan Hubicka <jh@suse.cz>
6323 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6324 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6325 init_alias_heapvars.
6326 (init_alias_heapvars): Initialize only when not already initialized.
6327 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6329 2007-01-19 Roger Sayle <roger@eyesopen.com>
6331 * common.opt (fsigned-zeros): New command line option.
6332 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6333 of flag_unsafe_math_optimizations.
6334 * opts.c (set_fast_math_flags): The -ffast-math command line option
6335 implies -fno-signed-zeros.
6336 (fast_math_flags_set_p): Likewise.
6338 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6339 the documentation of -ffast-math appropriately. Wrap long lines.
6341 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6343 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6344 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6346 2007-01-19 Tomas Bily <tbily@suse.cz>
6348 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6350 (tree_init_ic_make_global_vars): New function
6351 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6352 (tree_gen_ic_profiler): New function
6353 (tree_gen_ic_func_profiler): New function
6354 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6355 (tree_profile_hooks): Added hook for indirec/virtual calls
6356 * value-prof.c (tree_find_values_to_profile): New case for
6358 (tree_values_to_profile): Call for determining indirect/virtual
6360 (tree_indirect_call_to_profile): New function
6361 (tree_ic_transform): New function
6362 (tree_ic): New function
6363 (find_func_by_pid): New function
6364 (init_pid_map): New function
6365 (tree_value_profile_transformations): Added check for
6366 indirect/virtual call transformation
6367 * value-prof.h (enum hist_type): New counter type for
6368 indirect/virtual calls
6369 (profile_hooks): Added new hook for profiling indirect/virtual
6371 * profile.c (instrument_values): New case for indirect/virtual
6373 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6374 (GCOV_COUNTER_V_INDIR): New counter type
6375 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6376 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6378 * cgraph.c: Definition of cgraph_max_pid
6379 (cgraph_create_node): Default init of pid attribute
6380 * cgraph.h: Declaration of cgraph_max_pid
6381 (struct cgraph_node): Added pid attribute
6382 * libgcov.c (__gcov_indirect_call_profiler): New function
6383 (__gcov_one_value_profiler_body): New function
6384 (__gcov_one_value_profiler): Body was moved to
6385 __gcov_one_value_profiler_body and calls it
6387 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6389 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6390 * gengtype.c (write_types_data, write_func_for_structure,
6391 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6392 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6393 (walk_type, write_func_for_structure): Generate the mark_hook if
6396 2007-01-19 Jan Hubicka <jh@suse.cz>
6398 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6399 'early' argument take inlining mode argument specifying whether to
6400 inline for size/speeed or all functions; add support for flattening;
6402 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6404 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6407 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6408 the name of the declared identifier.
6410 2007-01-19 Dirk Mueller <dmueller@suse.de>
6412 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6413 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6414 duplicate evaluation.
6416 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6419 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6420 to XFMode, use acosxf2 and truncate result to requested mode.
6421 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6422 (asin<mode>2): Similarly, with asin expanders.
6423 (*fscalexf4_i387): Rename from *fscalexf4.
6424 (expNcorexf3): New expander.
6425 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6426 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6427 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6428 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6429 patterns for SSE math.
6430 (exp10<mode>2): Similarly, with exp10 expanders.
6431 (exp2<mode>2): Similarly, with exp2 expanders.
6432 (expm1<mode>2): Similarly, with expm1 expanders.
6433 (ldexp<mode>3): Similarly, with ldexp expanders.
6434 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6435 Use gen_truncxf<mode>2_i387_noop to truncate result.
6437 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6439 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6440 for ColdFire targets.
6442 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6443 Richard Sandiford <richard@codesourcery.com>
6445 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6446 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6447 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6448 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6449 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6450 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6452 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6454 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6455 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6456 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6457 (*adddi_dilshr32_cf): New pattern.
6458 (adddi3, subdi3): Remove first alternatives.
6460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6462 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6463 implemented using move.l, do not use its cc result for floating-point
6466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6468 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6469 from accepting 's' constraints if flag_pic.
6471 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6473 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6474 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6475 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6476 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6478 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6480 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6481 ColdFire alternatives.
6482 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6483 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6484 architectures that support ff1 instruction.
6486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6487 Julian Brown <julian@codesourcery.com>
6489 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6490 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6491 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6496 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6498 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6499 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6500 HOST_WIDE_INT instead of an rtx.
6501 (m68k_rtx_costs): Update call accordingly.
6502 (output_move_const_into_data_reg): Likewise. Fix formatting.
6503 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6505 (output_move_simode_const): Update calls after above changes.
6506 Rework to use automatic variables and predicates like MEM_P.
6507 * config/m68k/m68k.md (pushexthisi_const): Update call to
6510 2007-01-19 Dirk Mueller <dmueller@suse.de>
6512 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6515 2007-01-19 Richard Guenther <rguenther@suse.de>
6517 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6518 via cexp in case sincos is not available.
6520 2007-01-19 Richard Guenther <rguenther@suse.de>
6522 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6523 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6524 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6525 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6526 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6527 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6528 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6529 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6531 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6533 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6535 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6536 (atan2xf3): Directly generate RTL pattern.
6537 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6538 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6539 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6540 disable patterns for SSE math.
6541 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6542 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6543 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6544 disable patterns for SSE math.
6546 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6548 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6550 2007-01-18 Roger Sayle <roger@eyesopen.com>
6552 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6553 VIEW_CONVERT_EXPR to the same type as it's operand.
6555 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6557 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6558 configured for long double 128.
6560 2007-01-18 Mike Stump <mrs@apple.com>
6562 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6565 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6567 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6570 2007-01-18 Jan Hubicka <jh@suse.cz>
6572 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6573 greater than NUM_VOP_FREE_BUCKETS.
6575 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6577 * tree-ssa-structalias.c: Update comments.
6578 (ptabitmap_obstack): Removed.
6580 (oldpta_obstack): Ditto.
6581 (stats): Add a few members.
6582 (struct variable_info): Remove node, complex, address_taken, and
6583 indirect_target members. Add oldsolution member.
6584 (new_var_info): Do not initialize removed members.
6585 (constraint_expr_type): Remove INCLUDES.
6586 (constraint_graph): Add size, implicit_preds, rep,
6587 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6588 (FIRST_REF_NODE): New macro.
6589 (LAST_REF_NODE): Ditto.
6590 (FIRST_ADDR_NODE): Ditto.
6591 (find): New function.
6593 (dump_constraint): Do not handle INCLUDES.
6594 (insert_into_complex): Do not insert duplicate constraints.
6595 (condense_varmap_nodes): Renamed and rewritten into ...
6596 (merge_node_constraints): This. Also fix bug in handling of
6597 offseted copy constraints.
6598 (clear_edges_for_node): No longer need to deal with preds at all,
6599 or removing associated preds/succs.
6600 (merge_graph_nodes): Deal with indirect_cycles.
6601 Don't deal with predecessors.
6602 (add_implicit_graph_edge): New function.
6603 (add_pred_graph_edge): Ditto.
6604 (add_graph_edge): Don't deal with predecessors.
6605 (build_constraint_graph): Removed.
6606 (build_pred_graph): New function.
6607 (build_succ_graph): Ditto.
6608 (struct scc_info): Removed in_component. Added roots, dfs, and
6609 node_mapping. Remove visited_index, unification_queue.
6610 (scc_visit): Deal with union-find we do now.
6611 Deal with cycles with REF nodes.
6612 (collapse_nodes): Renamed and rewritten to ...
6613 (unify_nodes): This.
6614 (process_unification_queue): Removed.
6615 (topo_visit): Cleanup
6616 (do_da_constraint): Use find.
6617 (do_sd_constraint): Ditto.
6618 (do_ds_constraint): Ditto.
6619 (do_complex_constraint): Ditto.
6620 (init_scc_info): Update for removed and added members.
6621 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6622 (find_indirect_cycles): This.
6623 (equivalence_class): New variable.
6624 (label_visit): New function.
6625 (perform_variable_substitution): Rewritten.
6626 (free_var_substitution_info): New function.
6627 (find_equivalent_node): Ditto.
6628 (move_complex_constraints): Ditto.
6629 (eliminate_indirect_cycles): Ditto.
6630 (solve_graph): Only propagate changed bits.
6631 Use indirect cycle elimination.
6633 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6634 (tree_id_eq): Renamed to ...
6635 (tree_vi_eq): This. Update for member change
6636 (insert_id_for_tree): Renamed and rewritten to ...
6637 (insert_vi_for_tree): This.
6638 (lookup_id_for_tree): Renamed and rewritten to ...
6639 (lookup_vi_for_tree): This.
6640 (get_id_for_tree): Renamed and rewritten to ...
6641 (get_vi_for_tree): Ditto.
6642 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6643 (process_constraint): Don't handle INCLUDES.
6644 Remove special ADDRESSOF case.
6645 (find_func_aliases): Rewrite to use vi functions instead of id
6647 (create_function_info_for): Ditto.
6648 (create_variable_info_for): Ditto.
6649 (intra_create_variable_infos): Ditto.
6650 (merge_smts_into): Ditto.
6651 (find_what_p_points_to): Ditto.
6652 (init_base_vars): Ditto.
6653 (init_alias_vars): Ditto.
6654 (remove_preds_and_fake_succs): New function.
6655 (dump_sa_points_to_info): Dump new stats.
6656 (dump_solution_for_var): Use find.
6657 (set_used_smts): Fix formatting.
6658 (compute_points_to_sets): Updated for new functions.
6659 (ipa_pta_execute): Ditto.
6661 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6662 Richard Sandiford <richard@codesourcery.com>
6664 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6666 * calls.c (expand_call): If the return value is a PARALLEL,
6667 extract its first member.
6668 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6669 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6670 use FUNCTION_EXTRA_EPILOGUE.
6671 (m68k_function_value): Return a PARALLEL if the return value
6672 is of a pointer type.
6673 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6674 (FUNCTION_EXTRA_EPILOGUE): Remove.
6675 * config/m68k/m68k.md (D0_REG): New constant.
6677 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6679 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6680 output a NOP for empty epilogues.
6682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6684 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6685 before function. Extend register save check to include all
6686 registers, not just integer ones.
6688 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6690 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6691 (m68k_use_return_insn): ...this.
6692 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6693 * config/m68k/m68k.c (use_return_insn): Rename to...
6694 (m68k_use_return_insn): ...this.
6695 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6698 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6700 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6701 nearest even, fix denormal rounding overflow.
6703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6705 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6706 f%$smove and f%$move.
6707 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6708 (extendsfdf2_cf): Use fdmove instead of f%&move.
6709 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6710 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6714 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6719 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6720 (coldfire_single_format): Declare.
6721 (coldfire_double_format): Likewise.
6722 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6723 of qnan_msb_set to determine the lower bits of a canonical
6725 (encode_ieee_double): Likewise.
6726 (encode_ieee_quad): Likewise.
6727 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6728 (mips_single_format): Likewise.
6729 (ieee_double_format): Likewise.
6730 (mips_double_format): Likewise.
6731 (ieee_extended_motorola_format): Likewise.
6732 (ieee_extended_intel_96_format): Likewise.
6733 (ieee_extended_intel_128_format): Likewise.
6734 (ieee_extended_intel_96_round_53_format): Likewise.
6735 (ibm_extended_format): Likewise.
6736 (mips_extended_format): Likewise.
6737 (ieee_quad_format): Likewise.
6738 (mips_quad_format): Likewise.
6739 (vax_f_format): Likewise.
6740 (vax_d_format): Likewise.
6741 (vax_g_format): Likewise.
6742 (i370_single_format): Likewise.
6743 (i370_double_format): Likewise.
6744 (decimal_single_format): Likewise.
6745 (decimal_double_format): Likewise.
6746 (decimal_quad_format): Likewise.
6747 (c4x_single_format): Likewise.
6748 (c4x_extended_format): Likewise.
6749 (real_internal_format): Likewise.
6750 (coldfire_single_format): New real_format.
6751 (coldfire_double_format): Likewise.
6752 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6753 canonical_nan_lsbs_set.
6754 (pdp11_d_format): Likewise.
6755 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6756 if TARGET_COLDFIRE_CPU.
6758 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6760 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6761 (output_call, m68k_legitimize_call_address): Declare.
6762 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6763 parenthesees. Add support for a 'W' constraint.
6764 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6765 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6766 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6767 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6769 (override_options): Initialize them. Do not set flag_no_function_cse
6770 for TARGET_ID_SHARED_LIBRARY.
6771 (m68k_output_pic_call): Delete.
6772 (m68k_legitimize_call_address): New function.
6773 (print_operand): Remove the %o prefix. Handle the %p prefix.
6774 (output_call): New function.
6775 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6776 target address from the GOT if symbolic jumps are not allowed.
6777 * config/m68k/m68k.md (call, general_operand): Do not set
6778 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6779 Merge separate flag_pic and !flag_pic define_insns into...
6780 (*call, *call_value): ...these new patterns. Match the address
6781 rather than the containing MEM and require it to be a call_operand.
6782 Use output_call to generate the asm template.
6783 * config/m68k/predicates.md (const_call_operand): New predicate.
6784 (call_operand): Likewise.
6786 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6788 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6789 (STACK_GROWS_DOWNWARD): Define to 1.
6790 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6791 comments, emphasizing that these values are only defaults.
6792 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6793 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6797 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6799 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6800 Richard Sandiford <richard@codesourcery.com>
6802 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6803 (FP_REGNO_P): New macros.
6804 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6805 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6806 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6807 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6809 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6811 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6812 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6814 * config/m68k/t-floatlib: New file, extracting common code from...
6815 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6816 * config/m68k/t-uclinux: Here.
6817 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6818 routines on ColdFire targets.
6820 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6822 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6823 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6824 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6825 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6826 explicitly set MOTOROLA to 1.
6827 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6829 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6830 Nathan Sidwell <nathan@codesourcery.com>
6832 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6833 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6834 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6835 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6836 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6837 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6838 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6839 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6840 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6841 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6842 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6843 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6844 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6845 (DBX_REGISTER_NUMBER): Delete.
6846 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6847 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6848 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6852 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6853 * config/flat.h: New file.
6854 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6856 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6857 indirect references for -msep-data or -mid-shared-library.
6858 Do not use PC-relative code addresses either.
6859 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6861 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6862 for shared libraries and crt1.o for executables. Use crti.o and
6864 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6865 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6866 Do not add -elf2flt or -shared-lib-id options here.
6867 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6868 Pass -shared-lib-id if -mid-shared-library, taking the library
6869 identifier from -mshared-library-id if given, otherwise
6871 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6872 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6873 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6874 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6875 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6876 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6878 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6879 jump sequence for ISA A and ISA A+.
6880 (PICJUMP): Likewise.
6882 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6884 * config.gcc (m68k-*-uclinux*): Base the port on the common
6885 and m68k GNU/Linux files rather than on the generic ELF ones.
6886 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6887 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6889 2007-01-18 Julian Brown <julian@codesourcery.com>
6890 Richard Sandiford <richard@codesourcery.com>
6892 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6894 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6896 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6898 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6900 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6902 * doc/install.texi: Document m68k-uclinuxoldabi.
6903 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6904 * config/m68k/uclinux-oldabi.h: New file, copied from
6905 config/m68k/uclinux.h.
6907 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6909 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6910 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6911 (m32r_compute_frame_size): Use unsigned for regno.
6912 (m32r_reload_lr): Use gen_frame_mem.
6914 (m32r_output_function_epilogue): Don't output the function epilogue
6916 (m32r_expand_epilogue): New.
6917 (direct_return): Return false if the function has the interrupt
6919 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6920 * config/m32r/m32r.md (epilogue): New expander.
6921 (return_lr, return_rte): New insns.
6922 (return): Make it expander.
6923 (return_normal): New expander.
6925 2007-01-18 Josh Conner <jconner@apple.com>
6928 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6929 support for UNLE, UNLT, UNGE, and UNGT.
6931 2007-01-18 Jan Hubicka <jh@suse.cz>
6933 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6934 * tree-tailcall (add_virtual_phis): Likewise.
6935 (optimize_tail_call): Return TODOs.
6936 (execute_tail_calls): Return TODOs.
6937 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6938 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6940 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6941 Cleanup cfg using TODO.
6942 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6943 * passes.c (execute_function_todo): When cleanup did something, remove
6945 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6946 (make_edges): Don't cleanup_cfg.
6948 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6950 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6951 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6952 operate on the top of stack.
6953 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6954 register handling of instructions that output to the second
6956 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6957 (move_for_stack_reg): Special-case check for dead destination
6958 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6960 * config/i386/i386.md (UNSPEC_TAN): New constant.
6961 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6962 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6963 to correctly model move of constant 1.0 to top stack slot.
6964 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6965 (unnamed peephole2 pattern): Remove corresponding peephole2
6966 pattern that optimizes tan insn and loading of constant 1.0.
6967 (tanxf2): Use fptanxf4_i387.
6968 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6969 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6970 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6971 disable patterns for SSE math.
6972 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6973 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6975 2007-01-18 Dirk Mueller <dmueller@suse.de>
6976 Richard Guenther <rguenther@suse.de>
6979 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6980 * common.opt (Warray-bounds): Add new warning option.
6981 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6983 * Makefile.in: make tree-vrp.o depend on toplev.h
6984 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6986 (check_array_refs, check_array_bounds, check_array_ref): New.
6988 2007-01-18 Jan Hubicka <jh@suse.cz>
6990 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6991 (execute_ssa_ccp): Return flags conditionally.
6992 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6994 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6996 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6998 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6999 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7001 * Makefile.c (GTFILES): Add cfglayout.h.
7002 * gengtype.c (open_base_files): Likewise.
7003 * cfglayout.c (cfg_layout_function_footer,
7004 cfg_layout_function_header) Reindent to make gengtype happy.
7005 * cfglayout.h (cfg_layout_function_footer,
7006 cfg_layout_function_header): Add GTY(()) marker.
7008 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7010 2007-01-18 Ben Elliston <bje@au.ibm.com>
7012 * genautomata.c (write_automata): Include xstrerror output in the
7013 error message if writing the DFA description file fails.
7015 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7017 * config/mips/mips-protos.h (mips_output_external): Make it
7019 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7020 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7021 (extern_list): Likewise.
7022 (extern_head): Likewise.
7023 (TARGET_ASM_FILE_END): Likewise.
7024 (mips_file_end): Likewise.
7025 (mips_output_external): Rewritten.
7027 2007-01-18 Ben Elliston <bje@au.ibm.com>
7029 * genpreds.c (write_insn_preds_c): Only write out the function
7030 body for regclass_for_constraint if we have register constraints.
7032 2007-01-17 Tom Tromey <tromey@redhat.com>
7034 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7035 * doc/install.texi (Testing): Use sourceware.org.
7036 (Binaries): Likewise.
7037 (Specific): Likewise.
7038 * doc/contrib.texi (Contributors): Use sourceware.org.
7040 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7042 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7043 (AVR_ENHANCED): Rename to ...
7044 (AVR_HAVE_MUL): ... new.
7045 (avr_enhanced_p): Rename to ...
7046 (avr_have_mul_p): ... new.
7047 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7048 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7049 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7050 (avr_have_mul_p): ... new.
7051 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7052 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7053 'avr_enhanced_p' and 'enhanced'.
7054 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7055 AVR_HAVE_MUL instead of AVR_ENHANCED.
7056 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7057 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7058 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7059 instead of AVR_ENHANCED.
7060 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7061 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7062 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7064 2007-01-17 Ian Lance Taylor <iant@google.com>
7066 * vec.h (VEC_reserve_exact): Define.
7067 (vec_gc_p_reserve_exact): Declare.
7068 (vec_gc_o_reserve_exact): Declare.
7069 (vec_heap_p_reserve_exact): Declare.
7070 (vec_heap_o_reserve_exact): Declare.
7071 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7073 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7075 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7076 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7077 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7078 * vec.c (calculate_allocation): Add exact parameter. Change all
7080 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7081 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7082 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7083 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7084 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7085 (vec_heap_p_reserve_exact): New function.
7086 (vec_heap_o_reserve_exact): New function.
7088 2007-01-17 Jan Hubicka <jh@suse.cz>
7090 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7092 2007-01-17 Eric Christopher <echristo@apple.com>
7094 * config.gcc: Support core2 processor.
7096 2007-01-16 Jan Hubicka <jh@suse.cz>
7098 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7099 the names, just unlink the chain so we don't crash on dangling pointers
7102 2007-01-16 Jan Hubicka <jh@suse.cz>
7104 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7105 * tree-pass.h: Reorder to make IPA passes appear toegher.
7106 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7107 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7108 parameters, do not call early inliner.
7109 * ipa-inline.c: Update comments. Include tree-flow.h
7110 (cgraph_decide_inlining): Do not compute inlining parameters.
7111 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7112 be called with function context set up.
7113 (pass_ipa_inline): Remove unreachable functions before pass.
7114 (cgraph_early_inlining): Simplify assuming to be called from the
7116 (pass_early_inline): New pass.
7117 (cgraph_gate_ipa_early_inlining): New gate.
7118 (pass_ipa_early_inline): Turn into simple wrapper.
7119 (compute_inline_parameters): New function.
7120 (gate_inline_passes): New gate.
7121 (pass_inline_parameters): New pass.
7122 (apply_inline): Move here from tree-optimize.c
7123 (pass_apply_inline): New pass.
7124 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7126 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7128 (tree_function_versioning): Do not allocate dummy struct function.
7129 * tree-inline.h (optimize_inline_calls): Update prototype.
7130 * tree-optimize.c (execute_fixup_cfg): Export.
7131 (pass_fixup_cfg): Remove
7132 (tree_rest_of_compilation): Do not apply inlines.
7133 * tree-flow.h (execute_fixup_cfg): Declare.
7134 * Makefile.in (gt-passes.c): New.
7135 * passes.c: Include gt-passes.h
7136 (init_optimization_passes): New passes.
7137 (nnodes, order): New static vars.
7138 (do_per_function_toporder): New function.
7139 (execute_one_pass): Dump current pass here.
7140 (execute_ipa_pass_list): Don't dump current pass here.
7142 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7144 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7145 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7147 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7149 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7150 (strong_alias): Define.
7151 (__gcc_qmul): Provide non-FMA for soft-float.
7157 (__gcc_qunord): New.
7167 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7168 soft-float functions.
7169 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7170 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7171 about long double soft float.
7173 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7174 Tehila Meyzels <tehila@il.ibm.com>
7176 * tree-vectorizer.h (is_pattern_stmt_p): New.
7177 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7178 formatting (tabs instead of spaces). Cleanup and clarify setting
7179 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7180 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7181 (vectorizable_type_demotion): Check that types are integral.
7182 (vectorizable_type_promotion): Likewise.
7183 (vectorizable_store): Fix typo. Eliminate new-line at end of
7186 2007-01-16 Jan Hubicka <jh@suse.cz>
7188 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7191 2007-01-15 Eric Christopher <echristo@apple.com>
7193 * ifcvt.c: Include vec.h, vecprim.h.
7194 (check_cond_move_block): New argument regs.
7195 Reorganize. Add registers used to regs.
7196 (cond_move_process_if_block): Use regs set above as
7199 2007-01-15 Eric Christopher <echristo@apple.com>
7201 * config/darwin.h: Update copyright.
7202 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7203 (LINK_COMMAND_SPEC): Add -u.
7204 (LINK_SPEC): Fix umbrella for above.
7206 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7208 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7211 2007-01-15 Tom Tromey <tromey@redhat.com>
7213 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7214 * doc/install.texi (Testing): Don't mention jacks.
7215 (Configuration): Document --enable-java-maintainer-mode. Move
7216 --with-java-home to libgcj-specific section. Document
7218 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7220 2007-01-15 Jan Hubicka <jh@suse.cz>
7222 * tree-ssa-dce.c (DCE_TODOs): New.
7223 (propagate_necessity): Return if something changed.
7224 (eliminate_unnecessary_stmts): Likewise.
7225 (perform_tree_ssa_dce): Return TODO flags when needed.
7226 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7228 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7231 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7232 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7233 patterns using X87MODEF12 mode macro. Extend operand 1
7234 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7235 (log10<mode>2): Ditto.
7236 (log2<mode>2): Ditto.
7237 (log1p<mode>2): Ditto.
7238 (logb<mode>2): Ditto.
7239 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7240 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7241 (*fxtractxf3_i387): Rename from *fxtractxf3.
7242 (fxtract_extend<mode>xf3_i387): New insn pattern.
7243 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7244 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7245 and gen_fyl2xxf3_i387().
7247 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7249 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7250 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7251 get_loop_exit_edges. Changed return type to bool.
7252 * cfgloop.h (fix_loop_placement): Declaration removed.
7254 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7256 * param.h (MIN_VECT_LOOP_BOUND): New.
7257 * params.def (MIN_VECT_LOOP_BOUND): New.
7258 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7259 argument - minimum threshold for number of iterations.
7260 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7261 argument to declaration.
7262 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7263 MIN_VECT_LOOP_BOUND.
7264 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7265 slpeel_tree_peel_loop_to_edge with additional argument.
7266 (vect_do_peeling_for_alignment): Likewise.
7267 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7269 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7275 2007-01-14 Jan Hubicka <jh@suse.cz>
7277 * tree-dfa.c (remove_referenced_var): New function.
7278 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7279 prune referenced vars list too.
7280 * tree-flow.h (remove_referenced_var): Declare.
7282 2007-01-14 Jan Hubicka <jh@suse.cz>
7284 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7286 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7287 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7288 * except.h (verify_eh_throw_table_statements): Kill prototype.
7289 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7290 into call exrepssions.
7291 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7293 * tree-cfg.c: Include pointer-set.h.
7294 (verify_node_sharing): Work on pointer set.
7295 (verify_eh_throw_stmt_node): New.
7296 (verify_stmts): Use pointers sets, verify throw_stmt.
7298 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7300 * ipa-reference.c (analyze_function): Consider also addresses taken
7303 2007-01-12 Roger Sayle <roger@eyesopen.com>
7305 * c-typeck.c (null_pointer_constant_p): Replace use of
7306 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7307 (build_c_cast): Likewise.
7309 2007-01-12 Roger Sayle <roger@eyesopen.com>
7311 * tree.h (force_fit_type_double): Remove unused final argument.
7312 * c-common.c (constant_expression_warning): Replace use of
7313 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7314 (convert_and_check): Likewise.
7315 (shorten_compare): Update call to force_fit_type_double.
7316 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7317 * convert.c (convert_to_pointer): Update call to
7318 force_fit_type_double.
7319 * fold-const.c (force_fit_type_double): Remove overflowed_const
7321 (int_const_binop, fold_convert_const_int_from_int,
7322 fold_convert_const_int_from_real, fold_div_compare,
7323 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7324 fold_abs_const, fold_not_const): Remove the final argument from
7325 calls to force_fit_type_double.
7327 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7329 * configure.ac: Set insn to "nop" for spu-*-* also.
7330 * configure: Regenerate.
7332 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7334 * builtins.def : Add BUILT_IN_FREE.
7336 2007-01-12 Jan Hubicka <jh@suse.cz>
7338 PR tree-optimization/30443
7339 * tree-inline.c (tree_function_versioning): Do not optimize when
7340 cloning for inlining.
7342 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7344 * doc/loop.texi: Document recording of loop exits.
7345 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7346 (update_single_exits_after_duplication,
7347 update_single_exit_for_duplicated_loop,
7348 update_single_exit_for_duplicated_loops): Removed.
7349 (duplicate_loop_to_header_edge): Do not call
7350 update_single_exits_after_duplication and
7351 update_single_exit_for_duplicated_loops.
7352 (loop_version): Do not update single_exit information.
7353 (fix_loop_structure): Use record_loop_exits instead of
7354 mark_single_exit_loops.
7355 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7356 the lists of loop exits.
7357 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7358 split_edge, merge_blocks): Update the lists of loop exits.
7359 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7360 loop_optimizer_init.
7361 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7362 of mark_single_exit_loops.
7363 (loop_optimizer_finalize): Call release_recorded_exits.
7364 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7365 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7366 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7367 update single exit information.
7368 * lambda-code.c (perfect_nestify): Ditto.
7369 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7370 (mark_single_exit_loops): Removed.
7371 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7372 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7373 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7375 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7376 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7377 (verify_loop_structure): Verify consistency of the exit lists.
7378 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7379 (set_single_exit): Removed.
7380 * cfgloop.h (struct loop_exit): New function.
7381 (struct loop): single_exit_ field replaced by exits field.
7382 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7383 (struct loops): Added exits hash.
7384 (mark_single_exit_loops, set_single_exit): Declaration removed.
7385 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7387 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7389 * doc/invoke.texi: Avoid use of @headitem.
7391 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7393 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7395 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7397 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7400 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7401 Richard Sandiford <richard@codesourcery.com>
7403 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7404 * config/m68k/m68k.opt: Resort options.
7405 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7407 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7408 Richard Sandiford <richard@codesourcery.com>
7410 * doc/invoke.texi: Document the macros that are defined by
7411 m68k's -mtune and -mhard-float options.
7412 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7413 (m68k_cpp_cpu_family): Likewise.
7414 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7415 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7416 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7417 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7418 (m68k_cpp_cpu_family): Likewise.
7420 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7422 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7423 macros besides mc68000 as tuning macros. Use a switch statement
7424 to set them and mcpu32.
7426 2007-01-12 Julian Brown <julian@codesourcery.com>
7428 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7429 (TARGET_68040_ONLY): Rename to...
7430 (TARGET_68040): ...this.
7431 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7432 * config/m68k/m68k.md: Likewise.
7434 2007-01-12 Julian Brown <julian@codesourcery.com>
7435 Nathan Sidwell <nathan@codesourcery.com>
7436 Richard Sandiford <richard@codesourcery.com>
7438 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7439 the -mcpu= argument associated with the --with-cpu setting.
7440 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7441 if different from the one implied by the -mcpu setting.
7442 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7443 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7444 * doc/invoke.texi: Mention ColdFire in the introduction to the
7445 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7446 -mno-div and -mhard-float options. Make -m68881 a synonym for
7447 -mhard-float. Document the previously-undocumented -m5206e,
7448 -m528x, -m5307 and -m5407 options. Tweak the existing option
7449 documentation for consistency.
7450 * doc/install.texi: Mention new --with-cpu arguments.
7451 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7452 default CPU if neither -mcpu nor -march are specified.
7453 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7454 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7455 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7456 using m68k_tune to decide between families that implement the
7457 same ISA. Use m68k_tune to set __mcfv4e__.
7458 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7459 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7460 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7461 (FL_ISA_C, FL_ISA_MMU): New macros.
7462 (MASK_COLDFIRE): Delete.
7463 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7464 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7465 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7466 (TARGET_HARD_FLOAT): Do not define here.
7467 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7468 (TUNE_68000): New macro.
7469 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7470 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7471 (TUNE_CFV2): Redefine in terms of m68k_tune.
7472 (uarch_type, target_device, fpu_type): New enums.
7473 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7474 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7475 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7476 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7477 (FL_FOR_isa_c): New macros.
7478 (m68k_isa): New enum.
7479 (m68k_target_selection): New structure.
7480 (all_devices, all_isas, all_microarchs): New tables.
7481 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7482 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7483 (MASK_ALL_CPU_BITS): Delete.
7484 (m68k_find_selection): New function.
7485 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7486 Map the legacy target options to a combination of the new ones.
7487 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7488 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7489 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7491 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7492 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7494 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7495 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7496 * config/m68k/m68k-devices.def: New file.
7498 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7499 Nathan Sidwell <nathan@codesourcery.com>
7501 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7502 (SUBTARGET_EXTRA_SPECS): New macros.
7503 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7504 use %(asm_cpu_spec) instead.
7505 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7506 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7507 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7508 (EXTRA_SPECS): Rename to...
7509 (SUBTARGET_EXTRA_SPECS): ...this.
7511 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7512 Richard Sandiford <richard@codesourcery.com>
7513 Julian Brown <julian@codesourcery.com>
7515 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7516 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7517 to the configuration's default CPU.
7518 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7519 Remove default masks.
7520 (m680[012]0-*-*): Set the default with_cpu to the first part of
7522 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7523 (m68k*-*-linux): Extend the --with-cpu handling to...
7524 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7525 and m68010. Don't set target_cpu_default2.
7526 * doc/install.texi: Document --with-cpu for m68k.
7527 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7528 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7529 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7530 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7531 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7532 (ASM_SPEC): Remove use of %(asm_cpu_default).
7533 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7534 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7535 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7536 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7537 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7538 (TARGET_DEFAULT): Delete.
7539 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7540 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7541 (CPP_CPU_SPEC): Delete.
7542 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7543 the appropriate string.
7544 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7545 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7546 (ASM_SPEC): Don't use %(asm_default_spec).
7547 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7548 TARGET_DEFAULT and add MASK_68881.
7549 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7551 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7553 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7554 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7555 MASK_68010 alongside MASK_68020.
7556 * doc/invoke.texi: Document -m68010.
7557 * config/m68k/m68k.opt (m68010): New.
7558 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7560 (TUNE_68010): New macro.
7561 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7562 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7563 (M68K_CPU_m68332): Add MASK_68010.
7564 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7565 fallback definition.
7566 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7568 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7569 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7570 to all entries that use MASK_68020.
7571 (output_move_simode_const, output_move_himode, output_move_qimode)
7572 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7573 instead of TARGET_68020 to select clr behavior. Remove comment
7574 about there being no TARGET_68010.
7575 * config/m68k/m68k.md: Likewise throughout.
7577 2007-01-12 Julian Brown <julian@codesourcery.com>
7579 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7580 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7581 * config/m68k/m68k.md: Likewise.
7583 2007-01-12 Julian Brown <julian@codesourcery.com>
7585 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7586 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7588 2007-01-12 Julian Brown <julian@codesourcery.com>
7590 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7591 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7592 * config/m68k/m68k.md: Likewise.
7594 2007-01-12 Julian Brown <julian@codesourcery.com>
7595 Richard Sandiford <richard@codesourcery.com>
7597 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7598 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7599 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7601 (TARGET_CPU32): Rename to...
7602 (TUNE_CPU32): ...this.
7603 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7604 (TUNE_CFV2): New macros.
7605 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7606 remove conditions that are implied by TARGET_68020.
7607 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7608 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7609 (m68k_output_function_epilogue): Likewise.
7610 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7611 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7612 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7613 non-68000 timings. Refactor multiplication and division costs.
7614 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7615 TUNE_CPU32 instead of TARGET_CPU32.
7616 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7617 and TUNE_68060 instead of TARGET_68060.
7618 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7619 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7621 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7622 && !TARGET_COLDFIRE" to choose between moveq and clr.
7623 Likewise in the unnamed movsf pattern.
7624 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7625 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7628 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7630 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7631 of tabbing before backslashes.
7633 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7635 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7636 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7637 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7639 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7641 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7642 find_interesting_uses_cond.
7643 (find_interesting_uses_cond): Use extract_cond_operands.
7644 (rewrite_use_compare): Use extract_cond_operands and
7645 force_gimple_operand_bsi. Do not call update_stmt.
7646 (determine_use_iv_cost_condition): Use extract_cond_operands.
7647 Return cheaper of using original bound and changing the exit bound.
7649 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7651 PR tree-optimization/29516
7652 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7653 most_expensive_mult_to_index, addr_to_parts,
7654 create_mem_ref, maybe_fold_tmr): Make the type of
7655 fields of TARGET_MEM_REF sizetype.
7656 (move_fixed_address_to_symbol, move_pointer_to_base):
7658 * tree.def (TARGET_MEM_REF): Add comment on types of
7661 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7663 * c-common.c (vector_types_convertible_p): Treat opaque types as
7664 always convertible if they have the same size, but not otherwise.
7666 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7668 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7669 Remove the b_unconditional field.
7670 (noce_try_sign_mask): Do not look at b_unconditional.
7671 (noce_process_if_block): Do not use merge_if_blocks. Update
7672 the CFG here. Do not set b_unconditional.
7673 (cond_move_process_if_block): Likewise.
7674 (find_cond_trap): Likewise.
7675 (check_cond_move_block): Require simple jump insns at the end
7678 2007-01-11 Jan Hubicka <jh@suse.cz>
7680 PR tree-optimization/1046
7681 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7682 when alias info is not ready.
7683 (pass_tail_recursion): Do not require aliasing.
7684 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7685 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7686 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7687 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7688 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7689 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7690 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7692 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7693 When aliasing is not build, mark statement as volatile.
7695 2007-01-11 Tom Tromey <tromey@redhat.com>
7697 PR preprocessor/15185, PR preprocessor/20989:
7698 * doc/cppopts.texi <-MT>: Update description of algorithm for
7699 computing default target.
7700 <-M, -MD>: Reword "basename" text.
7702 2007-01-11 Roger Sayle <roger@eyesopen.com>
7704 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7705 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7706 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7707 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7708 fold_builtin_bswap, real_constp, fold_builtin_pow,
7709 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7710 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7711 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7712 * convert.c (convert_to_pointer): Likewise.
7713 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7714 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7715 const_binop, fold_convert_const_int_from_int,
7716 fold_convert_const_int_from_real,
7717 fold_convert_const_real_from_real, sign_bit_p,
7718 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7719 fold_sign_changed_comparison, fold_unary, fold_comparison,
7720 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7721 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7722 * print-tree.c (print_node_brief, print_node): Likewise.
7723 * stor-layout.c (place_field, layout_type): Likewise.
7724 * tree-chrec.c (keep_cast): Likewise.
7725 * tree.c (build_vector, build_real, build_real_from_int_cst,
7726 build_complex): Likewise.
7728 2007-01-11 Roger Sayle <roger@eyesopen.com>
7730 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7731 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7733 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7735 * configure.ac (strict1_warn): Rename to strict_warn.
7736 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7737 cc_set_by_configure, quoted_cc_set_by_configure,
7738 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7739 all_boot_languages, all_stagestuff): Remove.
7740 (target_list): Remove bootstrap targets.
7741 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7742 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7743 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7744 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7745 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7746 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7747 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7748 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7749 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7750 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7751 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7752 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7753 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7754 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7755 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7756 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7757 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7758 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7759 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7760 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7761 (mostlyclean): Adjust.
7762 (clean, distclean): Don't mention bootstrap stuff.
7763 * configure: Regenerate.
7764 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7765 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7766 treelang/config-lang.in (stagestuff): Remove.
7767 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7768 stageprofile, stagefeedback, stagestuff): Remove mention.
7770 2007-01-11 Nick Clifton <nickc@redhat.com>
7772 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7774 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7775 (mcore_arith_K_S_operand): Run the test for the S constraint not
7776 the test for the M constraint.
7777 (mcore_addsub_operand): Do not accept integer values that are
7778 larger than 32 bits.
7779 * config/mcore/mcore.md: Remove unused constraints from split.
7780 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7782 (allocate_stack): Likewise.
7783 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7784 operands to 32 bits.
7785 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7787 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7788 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7789 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7790 mcore_output_bclri, mcore_output_andn, output_inline_const,
7791 mcore_output_move, mcore_output_movedouble): Likewise.
7792 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7793 (output_inline_const): Likewise.
7794 (output_inline_const): Fix format strings used in sprintf
7796 * config/mcore/mcore-protos.h: Update prototypes for changed
7797 functions in mcore.c.
7798 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7799 HOST_WIDE_INT and not int.
7800 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7801 CONST_OK_FOR_N): Likewise.
7802 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7803 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7806 2007-01-10 Jan Hubicka <jh@suse.cz>
7808 * tree-vrp.c (remove_range_assertions): Release defs.
7809 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7810 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7812 2007-01-10 Paul Brook <paul@codesourcery.com>
7814 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7815 * config/arm/arm.md (mulsi3subsi): New insn.
7817 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7819 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7820 (tree_transform_and_unroll_loop): New.
7821 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7824 2007-01-10 Robert Kennedy <jimbob@google.com>
7826 * fold-const.c (fold_comparison): Fold comparisons like (x *
7827 1000 < 0) to (x < 0).
7829 2007-01-10 Ian Lance Taylor <iant@google.com>
7831 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7832 operands have the same priority.
7834 2007-01-10 Tom Tromey <tromey@redhat.com>
7836 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7837 (fold_binary): Likewise.
7838 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7839 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7840 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7841 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7842 * langhooks.h (struct lang_hooks): Removed field
7843 'can_use_bit_fields_p'.
7845 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7847 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7849 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7851 * function.c (get_last_funcdef_no): New function.
7852 * function.h (get_last_funcdef_no): Declare.
7853 * tree-inline.c (initialize_cfun): Add initialization.
7854 (tree_function_versioning): Cleanup.
7856 2007-01-10 Jan Hubicka <jh@suse.cz>
7858 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7861 2007-01-10 Sa Liu <saliu@de.ibm.com>
7862 Ben Elliston <bje@au.ibm.com>
7864 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7865 for SAVE_NONLOCAL and Pmode for any other save level.
7866 * spu-protos.h (spu_restore_stack_block): Declare.
7867 * spu.md (save_stack_block): Remove.
7868 (restore_stack_block): Call spu_restore_stack_block.
7869 * spu.c (spu_restore_stack_block): New function.
7870 (spu_expand_epilogue): Remove old comment.
7872 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7874 PR tree-optimization/30322
7875 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7876 (cand_value_at): Return the value as aff_tree.
7877 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7878 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7879 aff_combination_mult): New functions.
7880 (aff_combination_add): Use aff_combination_add_cst.
7881 (aff_combination_convert): Allow conversions to a wider type.
7882 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7883 * tree-affine.h (aff_combination_mult): Declare.
7885 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7887 * doc/tm.texi: Update documentation to reflect reality of exec
7888 and start file search behaviours. Update copyright year.
7889 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7890 header file directories.
7892 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7894 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7895 (*cosxf2): Rename to cosxf2_i387.
7896 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7897 using X87MODEF12 mode macro. Rename patterns to
7898 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7900 (*cosdf2, *cossf2): Ditto.
7901 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7902 to match extended input operands.
7903 (sincos<mode>3): New expander.
7904 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7905 insn patterns and corresponding splitters.
7907 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7909 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7910 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7912 2007-01-09 Nicolas Pitre <nico@cam.org>
7915 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7917 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7919 * target.h (struct gcc_target): New field library_rtti_comdat.
7920 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7921 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7922 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7923 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7925 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7927 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7929 2007-01-08 Richard Guenther <rguenther@suse.de>
7931 * tree.h (force_fit_type_double): Export.
7932 (force_fit_type): Remove.
7933 * fold-const.c (force_fit_type_double): New function.
7934 (force_fit_type): Remove.
7935 (int_const_binop): Use it.
7936 (fold_convert_const_int_from_int): Likewise.
7937 (fold_convert_const_int_from_real): Likewise.
7938 (fold_div_compare): Likewise.
7939 (fold_sign_changed_comparison): Likewise.
7940 (fold_unary): Likewise.
7941 (fold_negate_const): Likewise.
7942 (fold_abs_const): Likewise.
7943 (fold_not_const): Likewise.
7944 * c-common.c (shorten_compare): Use force_fit_type_double.
7945 * convert.c (convert_to_pointer): Likewise.
7947 2007-01-08 Richard Guenther <rguenther@suse.de>
7949 * tree.h (build_int_cst_wide_type): Export.
7950 * tree.c (build_int_cst_wide_type): New function.
7951 (build_int_cst_wide): Fix comment.
7952 * builtins.c (fold_builtin_object_size): Use build_int_cst
7953 to build -1 or 0 of the correct type. Use fit_double_type
7954 to check for overflow.
7955 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7957 (decode_field_reference): Likewise.
7958 (all_ones_mask_p): Likewise.
7959 (native_interpret_int): Use build_int_cst_wide_type.
7960 (fold_binary): Use build_int_cst_type to build an all-ones
7962 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7964 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7966 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7968 2007-01-09 Ben Elliston <bje@au.ibm.com>
7970 * genautomata.c (STATS_OPTION): New option.
7971 (stats_flag): New flag.
7972 (gen_automata_option): Handle it.
7973 (initiate_automaton_gen): Ditto.
7974 (write_automata): Output statistics only if stats_flag is
7975 set. Likewise, output time statistics only if time_flag is set.
7976 * doc/md.texi (Processor pipeline description): Document new flag.
7978 2007-01-08 Richard Guenther <rguenther@suse.de>
7980 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7981 * tree.c (build_int_cst_type): Likewise.
7982 (size_in_bytes): Don't call force_fit_type on the result.
7983 (int_fits_type_p): Use fit_double_type.
7984 * fold-const.c (fit_double_type): New function.
7985 (force_fit_type): Use it.
7986 * tree.h (fit_double_type): Export.
7988 2007-01-08 Jan Hubicka <jh@suse.cz>
7990 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7991 * ipa.c (function_and_variable_visibility): Fix return type.
7993 2007-01-08 Richard Guenther <rguenther@suse.de>
7995 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7996 of offset to build the index.
7997 * tree-pretty-print.c (dump_generic_node): Don't build negated
7998 const just for printing.
7999 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8000 * builtins.c (fold_builtin_int_roundingfn): Check if result
8001 fits the type by using force_fit_type and comparing the result.
8002 * predict.c (predict_loops): Use compare_tree_int for comparison.
8003 * tree.c (build_int_cst): Fall back to integer_type_node for
8005 (build_int_cst_wide): Assert type is non-null.
8007 2007-01-08 Roberto Costa <roberto.costa@st.com>
8009 * tree-vrp.c (extract_range_from_cond_expr): New.
8010 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8011 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8013 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8014 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8015 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8016 used as expressions.
8017 * tree-object-size.c (cond_expr_object_size): New.
8018 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8020 2007-01-08 Jan Hubicka <jh@suse.cz>
8022 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8023 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8026 2007-01-08 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/23603
8029 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8030 (extract_range_from_binary): Fall back to truthvalue instead of
8031 varying for TRUTH_*_EXPR.
8032 (extract_range_from_comparison): Fall back to truthvalue instead of
8034 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8035 if all visited PHI values were constant.
8037 2007-01-08 Jan Hubicka <jh@suse.cz>
8039 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8040 (cgraph_analyze_function): break out from ...
8041 (cgraph_finalize_compilation_unit): ... here.
8042 (cgraph_expand_function): Remove forgoten commented out line.
8043 (cgraph_optimize): Analyze functions.
8045 2007-01-08 Jan Hubicka <jh@suse.cz>
8047 * tree-pas.h (TODO_remove_function): New flag.
8048 (TODO_update*): Renumber.
8049 (pass_ipa_increase_alignment,
8050 pass_ipa_function_and_variable_visibility): New passes.
8051 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8052 (cgraph_function_and_variable_visibility): Move to ipa.c
8053 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8054 cgraph_increase_alignment.
8055 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8056 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8057 calling tree-inline.
8058 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8059 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8060 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8061 (gate_increase_alignment): New function.
8062 (pass_ipa_increase_alignment): New pass.
8063 * ipa.c: Inline tree-pass.h and timevar.h
8064 (function_and_variable_visibility): Move here from cgraphunit.c
8065 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8066 * passes.c (init_optimization_passes): Add the two new passes.
8067 (execute_todo): Handle cgraph_remove_functions.
8069 2007-01-08 Nick Clifton <nickc@redhat.com>
8071 * config/frv/predicates.md (reg_or_0_operand): Accept
8074 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8076 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8077 * config.gcc: Add bfin*-rtems*.
8079 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8081 * c.opt: Add -flax-vector-conversions.
8082 * c-typeck.c (convert_for_assignment): Pass flag to
8083 vector_types_convertible_p to allow emission of note.
8084 (digest_init): Likewise.
8085 * c-opts.c: Handle -flax-vector-conversions.
8086 * c-common.c (flag_lax_vector_conversions): New.
8087 (vector_types_convertible_p): Unless -flax-vector conversions
8088 has been passed, disallow conversions between vectors with
8089 differing numbers of subparts and/or element types. If such
8090 a conversion is disallowed, possibly emit a note on the first
8091 occasion only to inform the user of -flax-vector-conversions.
8092 The new last argument specifies this.
8093 * c-common.h (flag_lax_vector_conversions): New.
8094 (vector_types_convertible_p): Add extra argument.
8095 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8096 char_type_node for V*QI type vectors.
8097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8098 Update to satisfy new typechecking rules.
8099 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8101 * doc/invoke.texi (C Dialect Options): Document
8102 -flax-vector-conversions.
8104 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8106 PR tree-optimization/29877
8107 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8108 a register variable on the RHS to not be replaceable.
8110 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8111 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8112 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8113 const_simm15, const_pow2, const_npow2): Added.
8114 * config/score/misc.md (insv, extv, extzv, movmemsi,
8115 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8116 * config/score/score.c (score_address_cost, score_select_cc_mode):
8118 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8119 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8120 Update score_print_operand.
8121 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8122 Adjust register allocate order and update some macro define.
8123 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8124 mdx_block_move_straight, mdx_block_move_loop_head,
8125 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8126 mdx_block_move): Added.
8127 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8128 mdp_limm): Updated and fix some bug and typo.
8129 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8130 (movsf, movdf, doloop_end): Added.
8132 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8134 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8135 config/arm/thumb2.md: Fix comment typos.
8136 * doc/extend.texi: Fix a typo.
8138 2007-01-07 Eric Christopher <echristo@apple.com>
8140 * configure.ac: Check for __stack_chk_fail for darwin.
8141 * configure: Regenerate.
8143 2007-01-07 Richard Guenther <rguenther@suse.de>
8145 * tree-vrp.c (extract_range_from_assert): CSE calls to
8146 compare_values where possible.
8147 (extract_range_from_unary_expr): Likewise.
8149 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8151 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8152 * config/avr/avr.c (call_insn_operand): Delete function.
8153 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8154 instead of register number. Use predicates.
8155 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8156 call_insn_operand): Add.
8158 2007-01-06 Jan Hubicka <jh@suse.cz>
8160 * tree-pass.h (pass_build_cgraph_edges): Declare.
8161 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8162 (visited_nodes): Remove.
8163 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8164 build_cgrpah_edges; make visited_nodes local.
8165 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8166 (record_references_in_initializer): Move to cgraphbuild.c
8167 (initialize_inline_failed, rebuild_cgraph_edges,
8168 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8169 (verify_cgraph_node): Make visited_nodes local.
8170 (cgraph_analyze_function): Do not call cgraph_create_edges and
8171 initialize_inline_failed.
8172 (cgraph_expand_function): Do not call cgraph_lower_function;
8173 assert that function is already lowered.
8174 * Makefile.in (cgraphbuild.o): New.
8175 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8176 at the end of lowering passes.
8178 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8180 * ifcvt.c (cond_move_convert_if_block): New function, code
8181 factored out from...
8182 (cond_move_process_if_block): ...here. Call the new function
8183 on the THEN and ELSE blocks.
8184 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8185 already takes care of this.
8187 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8190 * tree.h (TREE_OVERFLOW_P): New.
8191 * c-typeck.c (parser_build_unary_op): Warn only if result
8192 overflowed and operands did not.
8193 (parser_build_binary_op): Likewise.
8194 (convert_for_assignment): Remove redundant overflow_warning.
8195 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8197 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8199 * c-typeck.c (store_init_value): Split over two lines to follow
8200 the GNU coding style.
8202 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8204 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8205 __GXX_EXPERIMENTAL_CXX0X__.
8206 * doc/cpp.texi: Same.
8208 2007-01-05 Richard Guenther <rguenther@suse.de>
8211 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8212 with mismatched types. Instead explicitly build a
8213 conversion NOP_EXPR.
8215 2007-01-05 Ian Lance Taylor <iant@google.com>
8217 * c-common.c (decl_with_nonnull_addr_p): New function.
8218 (c_common_truthvalue_conversion): Call it.
8219 * c-typeck.c (build_binary_op): Likewise.
8220 * c-common.h (decl_with_nonnull_addr_p): Declare.
8222 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8225 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8228 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8230 * doc/install.texi (Final install): Document the fact that
8231 the GNAT runtime should not be stripped.
8233 2007-01-04 Jan Hubicka <jh@suse.cz>
8235 * tree-inline.c (fold_marked_statements): Update operand caches
8236 and EH after folding
8238 2007-01-04 Ian Lance Taylor <iant@google.com>
8240 * c-common.c (check_function_nonnull): Whitespace fix.
8242 2007-01-04 Jan Hubicka <jh@suse.cz>
8244 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8245 comitted older version of patch.
8246 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8247 function, celanup cfg and collect garbage.
8249 2007-01-04 Mike Stump <mrs@apple.com>
8251 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8254 2007-01-04 Eric Christopher <echristo@apple.com>
8256 * libgcc2.c (__bswapsi2): Use SItype.
8257 (__bswapdi2): Use DItype.
8258 * libgcc2.h: Update for above.
8260 2007-01-04 Paul Brook <paul@codesourcery.com>
8262 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8263 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8264 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8265 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8266 umulsi3_highpart): Make conditional on !arm_arch6.
8267 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8268 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8269 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8270 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8271 umulsi3_highpart_v6): New insns.
8273 2007-01-04 Roger Sayle <roger@eyesopen.com>
8275 * fold-const.c (fold_convert): When casting an expression to void,
8276 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8277 have a type. Instead of attempting to build a NOP_EXPR, return
8278 these "special" trees directly.
8280 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8282 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8283 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8284 rs6000_cost->fp not 0 as adjustment for outer NEG.
8286 2007-01-04 Jan Hubicka <jh@suse.cz>
8288 * cgraph.c (cgraph_release_function_body): New function.
8289 (cgraph_remove_node): Use it.
8290 * cgraph.h (cgraph_release_function_body): Declare.
8291 * cgraphunit.c (cgraph_expand_function): Use it.
8292 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8293 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8294 is initialized and while compilation of other function is running.
8295 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8296 statement CFG annotations from here to ...
8297 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8299 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8301 * cfgloop.h (enum li_flags): Make the constants powers of two.
8303 2007-01-04 Jan Hubicka <jh@suse.cz>
8305 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8307 (fold_marked_statements): New function.
8308 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8309 * tree-inline.h (copy_body_data): Add statements_to_fold.
8311 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8313 * config.gcc: Mention libgcc/config.host.
8314 * Makefile.in: Update comments mentioning libgcc.
8315 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8316 (all.cross, start.encap, rest.encap, rest.cross): Update
8317 dependencies for libgcc move.
8318 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8319 (clean-target, clean-target-libgcc): Delete.
8320 (srcdirify, GCC_EXTRA_PARTS): New macros.
8321 (libgcc-support, libgcc.mvars): New rules.
8322 (distclean): Remove mention of mklibgcc.
8323 (install): Don't reference INSTALL_LIBGCC.
8324 (install-common): Don't reference EXTRA_PARTS.
8325 (install-libgcc, install-multilib): Delete rules.
8326 * mklibgcc.in: Delete file.
8327 * doc/configfiles.texi: Don't mention mklibgcc.
8329 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8330 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8331 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8332 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8333 (mklibgcc, ldblspecs): Likewise.
8335 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8336 (posixpre.def): Use $(T).
8337 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8338 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8339 (SHLIB_LINK): Make dummy.
8340 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8342 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8344 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8345 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8346 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8347 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8349 * configure.ac (all_outputs): Remove mklibgcc.
8350 * configure: Regenerated.
8352 2007-01-03 Josh Conner <jconner@apple.com>
8355 * calls.c (compute_argument_addresses): Set stack and stack_slot
8356 for partial args, too.
8357 (store_one_arg): Use locate.size.constant for the size when
8358 generating a save_area.
8360 2007-01-03 Robert Kennedy <jimbob@google.com>
8362 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8363 whose definitions are deleted due to basic block merging.
8365 2007-01-03 Paul Brook <paul@codesourcery.com>
8368 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8370 (use_return_insn): Return 0 for Thumb interrupt functions.
8371 (print_multi_reg): Add rfe argument for IRQ returns.
8372 (arm_output_epilogue): Pop interrupt return address directly into PC.
8373 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8375 2007-01-03 Paul Brook <paul@codesourcery.com>
8377 Merge from sourcerygxx-4_1.
8378 * config/arm/thumb2.md: New file.
8379 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8381 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8382 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8383 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8384 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8386 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8387 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8389 * config/arm/ieee754-sf.S: Ditto.
8390 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8391 (thumb1_base_register_rtx_p): ... to this.
8392 (thumb_index_register_rtx_p): Rename...
8393 (thumb1_index_register_rtx_p): ... to this.
8394 (thumb_output_function_prologue): Rename...
8395 (thumb1_output_function_prologue): ... to this.
8396 (thumb_legitimate_address_p): Rename...
8397 (thumb1_legitimate_address_p): ... to this.
8398 (thumb_rtx_costs): Rename...
8399 (thumb1_rtx_costs): ... to this.
8400 (thumb_compute_save_reg_mask): Rename...
8401 (thumb1_compute_save_reg_mask): ... to this.
8402 (thumb_final_prescan_insn): Rename...
8403 (thumb1_final_prescan_insn): ... to this.
8404 (thumb_expand_epilogue): Rename...
8405 (thumb1_expand_epilogue): ... to this.
8406 (arm_unwind_emit_stm): Rename...
8407 (arm_unwind_emit_sequence): ... to this.
8408 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8409 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8410 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8411 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8412 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8413 thumb2_output_casesi): New functions.
8414 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8415 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8416 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8417 THUMB2_WORK_REGS): Define.
8418 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8419 arm_condexec_mask, arm_condexec_masklen)): New variables.
8420 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8421 (arm_override_options): Check new CPU capabilities.
8422 Set new architecture flag variables.
8423 (arm_isr_value): Handle v7m interrupt functions.
8424 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8426 (const_ok_for_arm): Handle Thumb-2 constants.
8427 (arm_gen_constant): Ditto. Use movw when available.
8428 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8430 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8431 (thumb_find_work_register, arm_load_pic_register,
8432 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8433 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8434 print_multi_reg, output_mov_long_double_fpa_from_arm,
8435 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8436 output_mov_double_fpa_from_arm, output_move_double,
8437 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8438 output_return_instruction, arm_output_function_prologue,
8439 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8440 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8441 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8442 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8443 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8444 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8446 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8447 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8448 (arm_file_start): Output directive for unified syntax.
8449 (arm_unwind_emit_set): Handle stack alignment instruction.
8450 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8451 Add v6t2, v7, v7a, v7r and v7m.
8452 (RETLDM): Add Thumb-2 code.
8453 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8454 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8455 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8456 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8457 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8458 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8459 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8460 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8461 ADJUST_INSN_LENGTH): Define.
8462 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8463 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8464 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8465 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8466 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8467 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8468 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8469 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8470 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8471 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8472 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8473 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8474 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8475 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8476 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8477 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8478 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8480 * config/arm/arm-tune.md: Regenerate.
8481 * config/arm/arm-protos.h: Update prototypes.
8482 * config/arm/vfp.md: Enable patterns for Thumb-2.
8483 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8484 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8485 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8486 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8487 * config/arm/libunwind.S: Add Thumb-2 code.
8488 * config/arm/constraints.md: Update include Thumb-2.
8489 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8490 * config/arm/ieee754-df.S: Ditto.
8491 * config/arm/bpabi.S: Ditto.
8492 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8493 * config/arm/predicates.md (low_register_operand,
8494 low_reg_or_int_operand, thumb_16bit_operator): New.
8495 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8496 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8497 * config/arm/t-arm-elf: Add armv7 multilib.
8498 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8500 (UNSPEC_STACK_ALIGN, ce_count): New.
8501 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8502 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8504 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8505 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8506 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8507 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8508 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8509 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8511 * doc/extend.texi: Document ARMv7-M interrupt functions.
8512 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8514 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8516 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8517 (struct _Unwind_Context): Rename args_size to flags, remove
8518 signal_frame field, add a new args_size field and version field.
8519 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8520 _Unwind_IsExtendedContext): New inline functions.
8521 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8522 Assume by_value array is only present if _Unwind_IsExtendedContext.
8523 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8524 _Unwind_IsSignalFrame.
8525 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8526 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8527 (uw_init_context_1): Initialize context->flags to
8528 EXTENDED_CONTEXT_BIT.
8529 * config/rs6000/linux-unwind.h (frob_update_context): Use
8530 _Unwind_SetSignalFrame.
8532 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8535 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8536 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8539 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8541 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8542 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8543 RET, AT_SP): Remove.
8544 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8547 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8548 * cfgbuild.c (find_basic_blocks): Likewise.
8549 * cfgrtl.c (rtl_create_basic_block): Likewise.
8550 * function.c (temp_slots_at_level): Likewise.
8551 * reg-stack.c (stack_regs_mentioned): Likewise.
8552 * regclass.c (allocate_reg_info): Likewise.
8553 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8554 set_bb_for_stmt, move_block_to_fn): Likewise.
8555 * tree-complex.c (tree_lower_complex): Likewise.
8556 * vec.h (VEC_safe_grow_cleared): New.
8558 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8560 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8562 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8563 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8565 * cfgloopmanip.c (scale_loop_frequencies): Export.
8566 (loopify): Scale the frequencies by prescribed coefficients.
8567 (set_zero_probability): New function.
8568 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8569 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8570 and frequencies according to arguments.
8571 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8573 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8574 * modulo-sched.c (sms_schedule): Set probabilities for entering
8575 versioned loop correctly.
8576 * tree-vect-transform.c (vect_transform_loop): Ditto.
8577 * cfgloop.h (loopify, loop_version): Declaration changed.
8578 (scale_loop_frequencies): Declared.
8580 2007-01-02 Jan Hubicka <jh@suse.cz>
8582 * cgraph.c: Include tree-flow.h
8583 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8585 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8586 * tree-pass.h (pass_all_early_optimizations): Declare.
8587 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8589 (cgraph_analyze_function): Do early_local_passes.
8590 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8591 Do not add referenced vars.
8592 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8594 (gate_all_early_local_passes): New gate.
8595 (pass_early_local_passes): Use new gate.
8596 (execute_early_local_optimizations): New functions.
8597 (gate_all_early_optimizations): New gate.
8598 (pass_all_early_optimizations): New pass.
8599 (execute_free_datastructures): Free SSA only when initialized.
8600 (gate_init_datastructures): Init only when optimizing.
8601 (tree_lowering_passes): Do early local passes when called late.
8602 * tree-profile.c (do_tree_profiling): Don't profile functions added
8604 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8605 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8607 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8608 during early_local_passes.
8609 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8612 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8614 * Makefile.in: Update copyright year.
8616 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8618 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8619 in $(lang_checks) and check-consistency targets.
8621 2007-01-02 Jan Hubicka <jh@suse.cz>
8623 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8624 Do not add referenced vars.
8625 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8627 * passes.c (init_optimization_passes): Put mudflap_2 after
8628 free_datastructures.
8630 2007-01-02 Jan Hubicka <jh@suse.cz>
8632 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8633 Set NOTHROW flag on call statements proved to be nothrow.
8634 Update statement of local calls so new pure/const functions are
8635 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8637 (tree_rest_of_compilation): Register hooks and initialize bitmap
8638 early. Do not set after_inlining flag.
8640 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8642 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8643 HOST_BITS_PER_LONGLONG
8645 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8648 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8649 warning for non-static initializers.
8651 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8653 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8654 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8655 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8656 Always use set_unique_reg_note to add REG_EQUAL notes.
8658 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8661 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8663 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8664 * cfgbuild.c (find_basic_blocks): Likewise.
8665 * cfgrtl.c (rtl_create_basic_block): Likewise.
8666 * function.c (temp_slots_at_level): Likewise.
8667 * reg-stack.c (stack_regs_mentioned): Likewise.
8668 * regclass.c (allocate_reg_info): Likewise.
8669 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8670 set_bb_for_stmt, move_block_to_fn): Likewise.
8671 * tree-complex.c (tree_lower_complex): Likewise.
8672 * vec.h (VEC_safe_grow_cleared): New.
8674 2007-01-02 Ian Lance Taylor <iant@google.com>
8676 * c-common.c (c_common_truthvalue_conversion): When warning about
8677 using an assignment as a truth value, set TREE_NO_WARNING.
8679 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8682 * c.opt (Wold-style-declaration): New.
8683 * doc/invoke.texi (C-only Warning Options): New.
8684 (Wold-style-declaration): Document it.
8685 (Wextra): Enabled by -Wextra.
8686 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8687 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8688 -Wold-style-declaration.
8690 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8692 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8693 * cfgbuild.c (find_basic_blocks): Likewise.
8694 * cfgrtl.c (rtl_create_basic_block): Likewise.
8695 * function.c (temp_slots_at_level): Likewise.
8696 * reg-stack.c (stack_regs_mentioned): Likewise.
8697 * regclass.c (allocate_reg_info): Likewise.
8698 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8699 set_bb_for_stmt, move_block_to_fn): Likewise.
8700 * tree-complex.c (tree_lower_complex): Likewise.
8701 * vec.h (VEC_safe_grow_cleared): New.
8703 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8705 * c-common.c (c_common_nodes_and_builtins): Since variants of
8706 void_type_node get built before it is given a name, we need to
8707 give those variants the name, too.
8708 (complete_array_type): We need to work with the canonical main
8709 type of the array, from which we will build the qualified version.
8710 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8711 * print-tree.c (print_node): Display canonical type information
8713 * stor-layout.c (layout_type): When we don't know the
8714 alignment of a type for which we're building an array, we end up
8715 guessing wrong, so make the type require structural equality.
8716 * tree.c (make_node_stat): When we build a new type, it is its
8718 (build_type_attribute_qual_variant): When building an attribute
8719 variant, its canonical type is the non-attribute variant. However,
8720 if the attributes are target-dependent and they differ, we need to
8721 use structural equality checks for this type.
8722 (build_qualified_type): A qualified type is not equivalent to its
8723 unqualified variant; set the canonical type appropriately.
8724 (build_distinct_type_copy): When building a distinct type from
8725 another type, the new type is its own canonical type.
8726 (build_variant_type_copy): When building a new type variant, we
8727 assume that it is equivalent to the original type.
8728 (build_pointer_type_for_mode): When building a pointer type, also
8729 build a canonical type pointer.
8730 (build_reference_type_for_mode): When building a reference type,
8731 also build a canonical type reference.
8732 (build_index_type): When we can't hash an index type (e.g.,
8733 because its maximum value is negative), the index type requires
8734 structural equality tests.
8735 (build_array_type): Build the canonical form of an array type.
8736 (build_function_type): Function types require structural equality,
8737 because they contain default arguments, attributes, etc.
8738 (build_method_type_directly): Ditto for method types.
8739 (build_offset_type): Build the canonical offset type.
8740 (build_complex_type): Build the canonical vector type.
8741 (make_vector_type): Build the canonical vector type.
8742 * tree.h (TYPE_CANONICAL): New.
8743 (TYPE_STRUCTURAL_EQUALITY_P): New.
8744 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8745 (struct tree_type): Added "canonical" field.
8746 * params.h (VERIFY_CANONICAL_TYPES): New.
8747 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8748 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8749 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8750 * doc/invoke.texi (verify-canonical-types): Document --param
8751 parameter for verifying canonical types.
8753 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8755 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8756 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8757 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8758 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8760 * config/rs6000/e500.h: New.
8761 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8762 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8764 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8765 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8766 TARGET_E500_DOUBLE): Remove.
8767 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8768 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8769 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8770 * config/rs6000/rs6000.c (rs6000_override_options): Use
8773 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8775 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8776 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8777 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8778 rs6000_emit_cmove): Don't check TARGET_E500.
8779 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8780 sordered): Don't check TARGET_E500.
8782 2007-01-01 Eric Christopher <echristo@apple.com>
8784 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8785 HARD_REGISTER_NUM_P.
8787 2007-01-01 Roger Sayle <roger@eyesopen.com>
8789 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8790 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8791 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8794 2007-01-01 Mike Stump <mrs@apple.com>
8796 * configure.ac: Remove support for building with Apple's gcc-3.1.
8798 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8801 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8802 REG is a hard register. Do not modify REG before calling
8804 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8805 multiple of the size of YMODE for certain lowpart cases.
8807 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8810 * gimplify (voidify_wrapper_expr): Update for
8813 2007-01-01 Andreas Schwab <schwab@suse.de>
8816 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8817 save of BR0 in extra_spill_size instead of spill_size.
8818 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8820 (ia64_expand_epilogue): Restore BR0 from its new location.
8822 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8824 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8825 Use a temporary variable if the left hand side is not a gimple
8828 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8830 * gimplify.c (gimplify_return_expr): Make the temporary variable
8831 for the return expression, a gimple register variable.
8833 2007-01-01 Jan Hubicka <jh@suse.cz>
8835 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8838 2007-01-01 Mike Stump <mrs@apple.com>
8840 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8842 * config/darwin.c (machopic_select_rtx_section): Use
8844 (darwin_mergeable_constant_section): Likewise.
8845 * configure: Regenerate.
8846 * config.in: Regenerate.
8848 2007-01-01 Jan Hubicka <jh@suse.cz>
8849 Andrew Pinski <pinskia@gmail.com>
8851 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8852 before starting IPA passes.