1 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3 * c-incpath.c (add_sysroot_to_chain): New.
4 (merge_include_chains): Add sysroot argument. Call
5 add_sysroot_to_chain if sysrooted.
6 (register_include_chains): Update call to merge_include_chains.
7 * doc/cppopts.texi: Document use of '=' in include directory
10 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15 insn pattern using X87MODEF12 mode macro.
17 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19 * regmove.c (regmove_optimize): Use reg_mentioned_p
20 instead of reg_overlap_mentioned_p for DST.
22 2007-03-21 Mike Stump <mrs@apple.com>
24 * c.opt: Fixup for Objective-C/C++.
26 2007-03-21 Steve Ellcey <sje@cup.hp.com>
28 * explow.c (convert_memory_address): Fold memory reference when
29 POINTERS_EXTEND_UNSIGNED < 0
31 2007-03-21 Richard Henderson <rth@redhat.com>
34 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
35 * config/i386/mmintrin.h (__m64): Likewise.
36 * config/i386/xmmintrin.h (__m128): Likewise.
38 2007-03-21 Richard Sandiford <richard@codesourcery.com>
40 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
41 (VXWORKS_OS_CPP_BUILTINS): Define.
42 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
43 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
45 2007-03-21 Richard Sandiford <richard@codesourcery.com>
47 * rtl.h (constant_pool_reference_p): Delete.
48 (find_constant_src): Declare.
49 * rtlanal.c (find_constant_src): New function.
50 * simplify-rtx.c (constant_pool_reference_p): Delete.
51 * config/i386/i386.md: Use find_constant_src instead of
52 constant_pool_reference_p/avoid_constant_pool_reference pairs.
54 2007-03-21 Richard Sandiford <richard@codesourcery.com>
56 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
57 * c-cppbuiltin.c (c_cpp_builtins): Define them.
59 2007-03-20 Mark Mitchell <mark@codesourcery.com>
61 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
62 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
63 (arm_elf_asm_constructor): Use it.
64 (arm_elf_asm_destructor): New function.
66 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
68 * jump.c (mark_jump_label): Treat SEQUENCE specially.
70 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
72 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
74 2007-03-19 Andrew Haley <aph@redhat.com>
76 PR tree-optimization/31264
77 * tree-vrp.c (register_edge_assert_for_1): Don't look though
80 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
82 PR rtl-optimization/30907
83 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
84 (fwprop_init): Always call loop_optimizer_initialize.
85 (fwprop_done): Always call loop_optimizer_finalize.
86 (fwprop): We always have loop info now.
87 (gate_fwprop_addr): Remove.
88 (pass_fwprop_addr): Use gate_fwprop as gate.
90 PR rtl-optimization/30841
91 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
92 df_chain_alloc): Call df_reorganize_refs unconditionally.
93 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
94 refs_organized to refs_organized_size.
95 (df_ref_create_structure): Use refs_organized_size instead of
96 bitmap_size if refs had been organized, and keep refs_organized_size
98 * df.h (struct df_ref_info): Change refs_organized to
100 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
103 2007-03-19 Mark Mitchell <mark@codesourcery.com>
105 * except.c (output_function_exception_table): Do not reference the
106 EH personality routine for functions that do not require an
109 2007-03-20 Jakub Jelinek <jakub@redhat.com>
112 * c-typeck.c (convert_for_assignment): Call comptypes for
113 RECORD_TYPE or UNION_TYPE.
116 * reload1.c (reload): Do invalid ASM checking after
117 cleanup_subreg_operands.
119 2007-03-19 Jeff Law <law@redhat.com>
121 * tree-cfg.c (find_taken_edge): Tighten conditions for
122 optimizing computed gotos.
124 2007-03-19 Michael Matz <matz@suse.de>
126 * builtins.c (expand_builtin_sync_operation,
127 expand_builtin_compare_and_swap,
128 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
131 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
132 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
135 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
137 * doc/tm.texi: Add brackets around the return type of
138 TARGET_SECONDARY_RELOAD.
140 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
141 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/31254
144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
145 Use handled_component_p () where appropriate. Continue
146 propagating into the rhs if we propagated into an INDIRECT_REF
149 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
151 * config/s390/s390.md (op_type attribute): RRR instruction type added.
152 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
153 (xde, xdee): Mode attributes adjusted to support DFP modes.
154 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
155 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
156 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
157 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
158 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
159 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
160 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
162 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
163 "movsf"): Insn definitions removed.
164 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
165 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
166 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
168 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
169 "reload_in<mode>", "reload_out<mode>"): Expander added.
170 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
175 * config/s390/s390.md: Only non-functional changes. Renamed
176 FPR mode macro to BFP all over the file.
178 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
180 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
181 (op_type attribute): RRF instruction type added.
182 (fT0): New mode attribute.
183 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
184 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
185 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
186 no secondary memory is needed when moving DFmode values between GPRs
189 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
191 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
192 inverted and documentation adjusted.
193 ("mhard-dfp", "msoft-dfp"): New options.
194 * config/s390/s390.c (s390_handle_arch_option): New architecture
196 (override_options): Sanity checks for the new options added.
197 * config.gcc: New architecture switch: z9-ec.
198 * config/s390/s390.h (processor_flags): PF_DFP added.
199 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
200 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
201 when the bit is NOT set so remove it from the defaults.
203 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
205 * genemit.c (main): Print include statement for dfp.h.
206 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
211 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
213 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
216 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
219 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
221 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
222 attr_length_call, output_call, output_indirect_call): Cleanup
223 formatting of targetm calls.
225 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
227 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
229 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
231 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
232 reservation, bypass and anti-bypass descriptions for these instructions.
233 Update move patterns.
234 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
237 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
239 * tree-vect-transform.c (get_initial_def_for_induction): Replace
240 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
241 (get_initial_def_for_reduction): Likewise.
243 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
245 Fix PR tree-optimization/29922
246 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
247 (get_representative): Removed.
248 (value_dies_in_block_x): Update for rvuse removal.
249 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
250 (compute_antic_aux): Handle when PHI nodes appear in
251 non-single-successors.
252 (dump_bitmap_of_names): Removed.
253 (compute_antic_safe): Renamed and removed rvuse calculation.
254 Calculate only antic safe.
255 (insert_into_preds_of_block): Remove assert.
256 (execute_pre): Update for renamed functions.
257 (defer_or_phi_translate_block): New function.
259 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
261 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
262 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
264 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
265 Follow spelling conventions.
267 * tree-data-ref.h: Remove the prototype for analyze_array.
269 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
271 PR tree-optimization/31041
272 * tree-vect-transform.c (get_initial_def_for_induction): Call
273 force_gimple_operand.
275 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
277 * ipa-type-escape.c (look_for_casts) : Revert code to use
278 handled_component_p due to ada test a-numaux.adb.
280 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
282 * final.c (final_scan_insn): Alter the condition of a
283 conditional trap if we have nonstandard CC.
285 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
287 * configure.ac: Remove excess quoting from asm line 0 test.
288 * configure: Rebuilt.
290 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
292 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
293 * c-common.c (convert_and_check): Move warning logic to...
294 (warnings_for_convert_and_check): ...here. Define.
295 * c-common.h (warnings_for_convert_and_check): Declare.
297 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
299 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
300 (output_call): Likewise.
302 2007-03-16 Richard Sandiford <richard@codesourcery.com>
304 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
306 2007-03-16 Richard Sandiford <richard@codesourcery.com>
308 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
310 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
313 opteron, athlon-64 and athlon-fx processor_alias_table entries.
315 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
317 PR tree-optimization/31183
318 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
319 Use double_int instead of unsigned int for representing access_strides.
320 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
322 2007-03-16 Richard Guenther <rguenther@suse.de>
324 PR tree-optimization/31146
325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
326 to allow recursion of forward_propagate_addr_expr.
327 (forward_propagate_addr_into_variable_array_index): Likewise.
328 (forward_propagate_addr_expr): Likewise.
329 (tree_ssa_forward_propagate_single_use_vars): Likewise.
330 (forward_propagate_addr_expr_1): Recurse on simple copies
331 instead of propagating into them. Do so for useless conversions
333 (forward_propagate_addr_expr): Clean up unused statements after
336 2007-03-16 Richard Guenther <rguenther@suse.de>
338 * builtins.c (expand_builtin_cexpi): Use the right argument
339 for the expansion via cexp.
341 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
343 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
344 * configure: Rebuilt.
346 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
349 * dwarf2out.c (force_type_die): Adjust comment.
350 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
352 2007-03-15 DJ Delorie <dj@redhat.com>
354 * config/frv/predicates.md (minmax_operator): Don't check operands
357 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
359 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
360 Update constant estimates of number of iterations.
361 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
362 argument renamed to "realistic".
363 (compute_estimated_nb_iterations): Removed.
364 (record_niter_bound): New function.
365 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
366 call record_nonwrapping_iv with upper = false.
367 (infer_loop_bounds_from_signedness): Pass upper argument to
368 record_nonwrapping_iv.
369 (estimate_numbers_of_iterations_loop): Do not call
370 compute_estimated_nb_iterations. Record estimate based on profile
371 information. Initialize the constant estimates of number of
373 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
375 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
376 number of iterations is too small.
377 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
378 (EST_NOT_AVAILABLE): Removed.
379 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
380 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
383 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
385 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
386 Handle NE_EXPR guards.
388 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
391 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
392 Set also -pedantic-errors by default for the preprocessor unless
393 -fpermissive is given.
395 2007-03-15 Richard Guenther <rguenther@suse.de>
399 * builtins.c (expand_builtin_cexpi): As a fallback if we
400 don't have builtins for sincos or cexp create a function
401 declaration for cexp and expand to a call to that.
402 (expand_builtin_int_roundingfn): Always fall
403 back to floor/ceil and its variants even if they may be
406 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
409 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
410 jump tables, move the call to delete_dead_jumptables from here...
411 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
412 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
413 don't allow merging of blocks that try_redirect_by_replacing_jump
414 also does not handle when not optimizing.
416 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
417 Francois-Xavier Coudert <coudert@clipper.ens.fr>
419 * config/i386/i386.md (x86_sahf_1): Correctly handle
422 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
426 x86_64_general_operand as operand[2] predicate. Remove "iF"
427 from operand constraints and use "e" constraint instead.
428 (*subti3_1, *subti3_1 splitter): Ditto.
429 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
430 operand[1] predicate.
432 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
434 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
435 arrays, multiply the access strides by the size of the sub-array.
436 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
438 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
440 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
441 the configured assembler supports the sahf mnemonic.
442 * configure: Regenerate.
443 * config.in: Regenerate.
445 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
446 emit "sahf" or ".byte\t0x9e" as asm template.
448 2007-03-14 Michael Meissner <michael.meissner@amd.com>
451 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
452 option to replace hard coded TARGET_xxx in md file.
453 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
454 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
455 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
456 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
457 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
458 (X86_TUNE_NOT_VECTORMODE): Ditto.
459 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
460 (TUNE_AVOID_VECTOR_DECODE): Ditto.
461 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
462 (TUNE_SLOW_IMUL_IMM8): Ditto.
463 (TUNE_MOVE_M1_VIA_OR): Ditto.
464 (TUNE_NOT_UNPAIRABLE): Ditto.
465 (TUNE_NOT_VECTORMODE): Ditto.
467 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
470 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
471 tuning options instead of hard coded TARGET_xxx.
472 (fix ssemode peephole2's): Ditto.
473 (imul peephole2's): Ditto.
475 (movdi_or_rex64): Ditto.
476 (move peephole2): Ditto.
477 (not peephole2's): Ditto.
479 2007-03-14 Dirk Mueller <dmueller@suse.de>
481 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
482 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
483 * c-parser.c (c_parser_if_body): Always add an empty statement in case
485 * c-parser.c (c_parser_do_statement): Warn about empty body in
487 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
488 * doc/invoke.texi (-Wempty-body): Update documentation.
490 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
493 * c-common.h (warn_for_div_by_zero): Declare.
494 * c-common.c (warn_for_div_by_zero): Define.
495 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
498 2007-03-14 Richard Sandiford <richard@codesourcery.com>
500 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
501 to PREFIX and STANDARD_PREFIX.
503 2007-03-14 Richard Sandiford <richard@codesourcery.com>
504 Phil Edwards <phil@codesourcery.com>
506 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
507 (__gthread_once_t): Remove busy field for RTPs.
508 (__GTHREAD_ONCE_INIT): Update accordingly.
510 2007-03-14 Richard Sandiford <richard@codesourcery.com>
512 * doc/invoke.texi: Document VxWorks options.
514 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
516 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
518 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
520 PR tree-optimization/30590
521 * tree-nrv.c (tree_nrv): Check for the partial update of the
524 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
526 * flags.h (flag_random_seed): Remove declaration, in favor of...
527 * toplev.h (get_random_seed, set_random_seed): ... these.
528 * tree.c (get_file_function_name): Use the former.
529 * opts.c (common_handle_option): Use the latter.
532 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
535 * cse.c (cse_find_path): Do not bail out if a basic block that
536 we already visited now becomes part of a path that starts at a
537 different basic block. Just disallow this, to make sure we
538 visit each basic block at most once.
540 2007-03-13 Jan Hubicka <jh@suse.cz>
542 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
543 when profile esitmate is present, calls with very low frequency are
546 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
548 PR tree-optimization/30730
549 PR tree-optimization/26900
550 * tree-ssa-loop-niter.c: Include gmp.h.
552 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
553 split_to_var_and_offset, determine_value_range,
554 bound_difference_of_offsetted_base, refine_bounds_using_guard,
555 bound_difference, bounds_add, bounds_negate,
556 number_of_iterations_ne_max, dump_affine_iv): New functions.
557 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
558 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
559 difference of initial and final value of control iv to validate
561 (number_of_iterations_cond): Add loop parameter. Determine bounds
562 on the difference of the extremes of the control iv. Add dumps.
563 (expand_simple_operations): Handle phi nodes.
564 (simplify_using_initial_conditions): Do not record used conditions.
565 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
566 Do not set additional_info.
567 (implies_nonnegative_p, implies_ge_p): Removed.
568 (derive_constant_upper_bound): Do not use parameter `additional'.
569 (record_estimate): Parameter `additional' removed. Parameter
570 `i_bound' added. Do not call derive_constant_upper_bound.
571 (record_nonwrapping_iv): Use derive_constant_upper_bound to
572 bound the number of iterations estimate.
573 (estimate_numbers_of_iterations_loop): Pass the estimate from
574 the number of iterations analysis to record_estimate.
575 * tree.h (multiple_of_p): Declare.
576 * tree-scalar-evolution.c (expression_expensive_p): Removed.
577 (scev_const_prop): Do not check expression_expensive_p.
578 * fold-const.c (multiple_of_p): Exported.
579 * double-int.c (double_int_mask): Exported.
580 * double-int.h (double_int_mask): Declare.
581 * tree-flow.h (struct tree_niter_desc): Removed additional_info
582 field. Added max field.
584 2007-03-13 David Taylor <taylor@candd.org>
587 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
590 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
593 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
596 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.opt (mcx16, msahf): New options.
599 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
600 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
602 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
603 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
604 Output -mcx16 and -msahf options when corresponding bit is set.
606 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
609 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
611 * configure.ac: Test for assembler tolerance to # 0 "".
612 * configure, config.in: Rebuilt.
613 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
615 2007-03-13 Geoffrey Keating <geoffk@apple.com>
617 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
619 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
620 (handle_syscall): Handle direct system calls.
621 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
625 * doc/invoke.texi: Fix cpp.info cross-reference.
626 * doc/passes.texi: Fix gcc.info cross-reference.
628 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
630 PR tree-optimization/30835
631 * lambda-code.c (can_convert_to_perfect_nest): Check whether
632 bb_for_stmt is not NULL before accessing it.
634 2007-03-12 Joseph Myers <joseph@codesourcery.com>
636 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
639 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
642 * doc/install.texi: Document --enable-stage1-languages
644 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
646 * tree-pass.h (pass_into_cfg_layout_mode,
647 pass_outof_cfg_layout_mode): Declare.
648 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
649 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
650 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
651 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
653 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
655 * c-decl.c (warn_variable_length_array): New function.
656 Refactored from grokdeclarator to handle warn_vla
657 and handle unnamed array case.
658 (grokdeclarator): Refactored VLA warning case.
659 * c.opt (Wvla): New flag.
660 * doc/invoke.texi (Wvla): New warning.
662 2007-03-12 Richard Henderson <rth@redhat.com>
664 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
665 (TARGET_SECTION_TYPE_FLAGS): New.
667 2007-03-12 Richard Henderson <rth@redhat.com>
669 * config/darwin.c (machopic_reloc_rw_mask): New.
670 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
671 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
673 2007-03-12 Mark Mitchell <mark@codesourcery.com>
675 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
676 * cppdefault.h (cpp_PREFIX): Document.
677 (cpp_PREFIX_len): Likewise.
678 (cpp_EXEC_PREFIX): New variable.
679 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
680 * c-incpath.c (add_standard_paths): Correct logic for relocating
683 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
686 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
688 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
689 fix_truncdfdi_sse using SSEMODEF mode macro.
690 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
691 fix_truncdfsi_sse using SSEMODEF mode macro.
692 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
693 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
695 2007-03-12 Richard Sandiford <richard@codesourcery.com>
697 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
700 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
702 * tree.h : Add multiple_of_p declaration.
703 * fold-const.c (multiple_of_p): Make multiple_of_p public.
704 * ipa-type-escape.c (results_of_malloc): Redundant.
705 (visited_stmts): New. Visited stmt for walk_use_def_chains.
706 (cast_type): Extended with new members.
707 (check_cast): Returns cast_type.
708 (cast): New structure for data of walk_use_def_chains.
709 (is_malloc_result, is_cast_from_non_pointer_1,
710 is_cast_from_non_pointer,
711 is_array_access_through_pointer_and_index): New functions.
712 (look_for_casts): Returns cast types.
713 (check_call): Returns void.
714 (okay_pointer_operation): Use support of pointer plus index,
715 pointer plus constant and allow all multiplications.
717 2007-03-11 Richard Guenther <rguenther@suse.de>
719 PR tree-optimization/31115
720 * tree-vrp.c (extract_range_from_binary_expr): Make sure
721 the shift count is positive and non-anti-range for RSHIFT_EXPR.
722 A shift count of zero is not special as with *_DIV_EXPR.
723 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
726 2007-03-11 Ian Lance Taylor <iant@google.com>
728 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
729 the *_DIV_EXPR codes correctly with overflow infinities.
731 2007-03-11 Ira Rosen <irar@il.ibm.com>
733 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
734 indicate success/failure of the analysis. Add negation to subtrahend
735 in case of subtraction. Fail if both operands contain constants.
736 (create_data_ref): Fail if analyze_offset fails.
738 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/i386.md (frndintxf2): Rename to ...
741 (rintxf2): ... this. Remove expander having same name.
742 (rintsf2, rintdf2): Implement using SSEMODEF macro.
743 (roundsf2, rounddf2): Ditto.
744 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
745 (lround<mode>di2, lround<mode>si2): Ditto.
747 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
749 * lower-subreg.c: Include except.h.
750 (decompose_multiword_subregs): Verify that the only control flow
751 insns we can split are loads to multi-words pseudos.
752 Handle breaking such blocks after splitting, instead of calling
753 find_many_sub_basic_blocks.
755 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
756 on the new basic block. Add a lengthy comment explaining why we
757 thought this was necessary.
758 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
760 2007-03-10 Mark Mitchell <mark@codesourcery.com>
763 * tree.c (walk_type_fields): Recurse into the element type of
764 ARRAY_TYPEs if there is a pointer set.
766 2007-03-10 Dirk Mueller <dmueller@suse.de>
768 * c-common.c (warn_logical_operator): Fix condition.
770 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
772 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
774 * config/darwin.c (machopic_select_section): Remove superfluous
775 argument in call to categorize_decl_for_section. Remove unused
778 2007-03-10 Joseph Myers <joseph@codesourcery.com>
780 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
782 * configure: Regenerate.
784 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
788 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
789 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
790 Add LABEL_NUSES to emitted label.
791 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
792 branch probability value to emitted jump insn.
793 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
794 Do not check life information and do not re-arrange input operands
795 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
797 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
799 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
800 the change of decode_asm_operands.
802 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
804 * mode-switching.c (create_pre_exit): Skip blockage insn.
806 2007-03-09 Diego Novillo <dnovillo@redhat.com>
808 * tree-pass.h (TODO_update_smt_usage): Remove.
810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
814 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
816 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
817 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
818 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
821 2007-03-09 Geoffrey Keating <geoffk@apple.com>
823 * gcc.c: Document %{, in big comment at top.
824 (input_suffix_matches): Remove special handling for .s and
826 (input_spec_matches): New.
827 (handle_braces): Handle %{,.
828 (validate_switches): ',' indicates a value which is not a switch.
829 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
830 to detect assembler input.
831 * config/i386/sol2.h (CPP_SPEC): Likewise.
832 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
833 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
834 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
835 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
836 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
837 -m64 causes deployment target to default to 10.5.
838 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
840 2007-03-09 Richard Henderson <rth@redhat.com>
843 * target.h (targetm.asm.out.reloc_rw_mask): New.
844 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
845 (TARGET_ASM_OUT): Use it.
846 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
847 * varasm.c (categorize_decl_for_section): Remove shlib argument;
848 use the new reloc_rw_mask target hook instead.
849 (default_section_type_flags_1): Merge into...
850 (default_section_type_flags): ... here.
851 (decl_readonly_section_1): Merge into...
852 (decl_readonly_section): ... here.
853 (default_elf_select_section_1): Merge into...
854 (default_elf_select_section): ... here.
855 (default_unique_section_1): Merge into...
856 (default_unique_section): ... here.
857 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
858 (default_select_rtx_section): Use it.
859 (default_elf_select_rtx_section): Likewise.
860 * output.h: Update to match.
861 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
862 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
863 (TARGET_ASM_RELOC_RW_MASK): New.
864 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
865 to categorize_decl_for_section.
866 (x86_64_elf_unique_section): Likewise.
867 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
868 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
869 (TARGET_ASM_RELOC_RW_MASK): New.
870 * config/ia64/ia64.c (ia64_rwreloc_select_section,
871 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
872 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
873 (TARGET_RWRELOC): Remove.
874 (ia64_section_type_flags): Adjust call to default_section_type_flags.
875 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
876 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
877 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
878 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
879 (rs6000_xcoff_select_section): Use decl_readonly_section.
880 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
881 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
882 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
883 (TARGET_SECTION_TYPE_FLAGS): Remove.
884 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
886 2007-03-09 Roger Sayle <roger@eyesopen.com>
888 * fold-const.c (fold_comparison): Remove compile-time evaluation of
889 complex constant equality/inequality comparisons for here.
890 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
891 known at compile-time or can be simplified to a scalar comparison.
892 (fold_relational_const): Move compile-time evaluation of complex
893 constant equality/inequality comparisons to here.
895 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
897 PR rtl-optimization/30643
898 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
900 (fold_rtx): Recurse, like before 2006-11-03.
902 2007-03-09 DJ Delorie <dj@redhat.com>
904 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
907 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
909 PR tree-optimization/30375
910 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
911 LHS of statements is not the same.
912 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
914 2007-03-09 Chao-ying Fu <fu@mips.com>
916 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
918 * doc/invoke.texi (-mdspr2): Document new option.
919 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
920 New unspec for DSP REV 2.
921 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
922 these instructions are extended in DSP REV 2.
923 (mips-dspr2.md): Include.
924 * config/mips/mips.opt (mdspr2): New option.
925 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
926 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
927 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
928 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
929 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
930 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
931 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
933 (bdesc_map): Add one field of unsupported_target_flags.
934 (bdesc_arrays): Update entries to have extra fields. Add
936 (mips_init_builtins): Initialize new function types.
937 Check unsupported_target_fileds to filter out builtins.
938 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
940 (ASM_SPEC): Pass mdspr2 to the assembler.
941 * config/mips/mips-dspr2.md: New file.
943 2007-03-09 Sa Liu <saliu@de.ibm.com>
945 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
947 2007-03-09 Ian Lance Taylor <iant@google.com>
949 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
950 argument) like -Wstrict-overflow=2.
951 * doc/invoke.texi (Warning Options): Update documentation.
953 2007-03-09 Dirk Mueller <dmueller@suse.de>
956 * doc/invoke.texi (-Wlogical-op): Document.
957 * common.opt (-Wlogical-op): New.
958 * c-common.h (warn_logical_operator): Declare.
959 * c-common.c (warn_logical_operator): Define.
960 * c-typeck.c (parser_build_binary_op): Call
961 warn_logical_operator.
963 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
965 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
966 * final.c (final_scan_insn): Test for non-"" file name.
968 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
970 * doc/loop.texi: Document the Omega linear constraints solver.
971 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
972 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
973 omega-hash-table-size, omega-max-keys, and
974 omega-eliminate-redundant-constraints.
975 * tree-pass.h (pass_check_data_deps): Declared.
978 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
979 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
980 pass_check_data_deps): New.
981 * tree-data-ref.c (init_data_ref): Remove declaration.
982 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
983 (analyze_array): Renamed init_array_ref, move up initializations.
984 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
985 Removed arguments that are set to NULL.
986 (analyze_indirect_ref): Correct indentation, correct call to
988 (object_analysis): Call init_array_ref instead of analyze_array.
989 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
990 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
991 of DR_ACCESS_FNS_ADDR.
992 (init_omega_eq_with_af, omega_extract_distance_vectors,
993 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
994 ddr_consistent_p): New.
995 (compute_affine_dependence): Check consistency of ddrs when
996 flag_check_data_deps is passed.
997 (analyze_all_data_dependences): Uncomment.
998 (tree_check_data_deps): New.
999 * tree-data-ref.h: Include omega.h.
1000 (DR_ACCESS_FNS_ADDR): Removed.
1001 (data_dependence_relation): Add inner_loop.
1002 (DDR_INNER_LOOP): New.
1003 * common.opt (fcheck-data-deps): New.
1004 * tree-flow.h (tree_check_data_deps): Declare.
1005 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1006 (OBJS-common): Depend on omega.o.
1008 * passes.c (pass_check_data_deps): Scheduled.
1009 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1010 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1011 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1012 PARAM_VECT_MAX_VERSION_CHECKS,
1013 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1015 2007-03-09 Richard Guenther <rguenther@suse.de>
1017 PR tree-optimization/30904
1019 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1020 the same way as *_DIV_EXPR.
1022 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1024 * recog.c (decode_asm_operands): No mixed declarations and code.
1026 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1028 * rtl.def (ASM_INPUT): Add location.
1029 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1030 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1031 (decode_asm_operands): Add loc operand.
1032 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1033 * stmt.c (expand_asm): Rename to...
1034 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1035 gen_rtx_ASM_INPUT_loc.
1036 (expand_asm_expr): Adjust.
1037 * recog.c (decode_asm_operands): Add loc operand.
1038 (check_asm_operands, extract_insn): Adjust.
1039 * reload1.c (maybe_fix_stack_asms): Likewise.
1040 * final.c (asm_insn_count): Likewise.
1041 (final_scan_insn): Output # line before and after asm.
1043 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1045 * tree-ssa-structalias.c (variable_info): Remove
1047 (new_var_info): Ditto.
1048 (shared_bitmap_info_t): New structure.
1049 (shared_bitmap_table): New variable.
1050 (shared_bitmap_hash): New function.
1051 (shared_bitmap_eq): Ditto
1052 (shared_bitmap_lookup): Ditto.
1053 (shared_bitmap_add): Ditto.
1054 (merge_smts_into): Change to take bitmap directly.
1055 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1056 (init_alias_vars): Init shared bitmap hashtable.
1057 (delete_points_to_sets): Delete shared bitmap hashtable.
1058 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1059 is_aliased removal as a change that was still necessary was
1062 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.h (override_options): Conditionally disable
1065 x86_sahf for 64bit targets only.
1067 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 * c-decl.c (merge_decls): Don't call make_var_volatile.
1071 * varasm.c (make_var_volatile): Remove.
1072 * output.h (make_var_volatile): Remove.
1074 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1076 PR tree-optimization/31085
1077 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1079 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1081 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1082 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1083 ATTR_CONST_NOTHROW_LIST.
1085 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1088 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1090 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1092 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1095 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1097 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1098 passed, use shared libgcc.
1100 2007-03-08 Roger Sayle <roger@eyesopen.com>
1102 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1103 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1104 (honor_protect_cleanup_actions, lower_try_finally_switch):
1106 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1107 ifc_temp_var): Likewise.
1108 * tree-inline.c (setup_one_parameter): Likewise.
1109 * tree-mudflap.c (mf_decl_cache_locals,
1110 mf_build_check_statement_for): Likewise.
1111 * tree-nested.c (init_tmp_var, save_tmp_var,
1112 finalize_nesting_tree_1): Likewise.
1113 * tree-outof-ssa.c (insert_copy_on_edge,
1114 insert_backedge_copies): Likewise.
1115 * tree-profile.c (tree_gen_edge_profiler,
1116 tree_gen_ic_profiler): Likewise.
1117 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1118 * tree-sra.c (sra_build_assignment): Likewise.
1119 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1120 * tree-ssa-math-opts.c (insert_reciprocals,
1121 execute_cse_sincos_1): Likewise.
1122 * tree-tailcall.c (adjust_accumulator_values,
1123 adjust_return_value): Likewise.
1124 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1125 * tree-vect-transform.c (vect_create_data_ref_ptr,
1126 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1127 vect_create_epilog_for_reduction, vectorizable_reduction,
1128 vectorizable_call, vectorizable_conversion,
1129 vectorizable_assignment, vectorizable_operation,
1130 vectorizable_type_demotion, vect_gen_widened_results_half,
1131 vect_permute_store_chain, vectorizable_store,
1132 vect_setup_realignment, vect_permute_load_chain,
1133 vectorizable_load, vectorizable_condition,
1134 vect_create_cond_for_align_checks): Likewise.
1135 * tree-vrp.c (build_assert_expr_for): Likewise.
1137 2007-03-08 Ian Lance Taylor <iant@google.com>
1139 * tree-vrp.c: Include "intl.h".
1140 (usable_range_p): New static function.
1141 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1142 overflowed values, juts set *strict_overflow_p.
1143 (compare_values): Only return -2 if one of the operands is not a
1145 (compare_ranges): Call usable_range_p.
1146 (compare_range_with_value): Likewise.
1147 (vrp_evaluate_conditional_warnv): Rename from
1148 vrp_evaluate_conditional. Make static. Change all callers.
1149 (vrp_evaluate_conditional): New function.
1150 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1152 (simplify_abs_using_ranges): Likewise.
1153 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1154 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1155 within_stmt parameter.
1156 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1157 vrp_evaluate_conditional.
1158 * tree-ssa-threadedge.c
1159 (record_temporary_equivalences_from_stmts_at_dest): Change
1160 simplify parameter to take a second tree parameter.
1161 (simplify_control_stmt_condition): Likewise.
1162 (thread_across_edge): Likewise.
1163 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1164 (thread_across_edge): Likewise.
1165 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1167 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.h (TARGET_SAHF): New define.
1170 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1171 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1172 (x86_sahf): New global variable.
1173 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1174 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1175 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1176 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1178 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1179 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1180 when expanding fcomi/sahf based tests.
1181 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1182 expanding sahf based alternative. Emit sahf based sequence when
1183 optimizing for code size.
1184 * config/i386/i386.md (x86_sahf_1): Do not disable for
1185 TARGET_64BIT, enable for TARGET_SAHF.
1187 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1189 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1190 spurious whitespace from error message.
1192 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1195 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1197 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1199 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1201 * tree-sra.c (instantiate_element): Propagate disabled warnings
1202 from the element itself to the created variable.
1204 2007-03-07 Richard Henderson <rth@redhat.com>
1207 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1208 silently fix up the stack in the case of a missing register.
1210 2007-03-07 Paul Brook <paul@codesourcery.com>
1212 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1214 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1216 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1218 (phase1_vrs): Use them.
1219 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1220 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1221 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1222 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1223 __gnu_Unwind_Restore_WMMXC if required.
1224 (_Unwind_VRS_Pop): Implement iWMMXt support.
1225 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1226 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1227 gnu_Unwind_Save_WMMXC): Define.
1229 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1231 * config/vxworks.h (vxworks_override_options): Declare.
1232 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1233 * config/vxworks.c: Include target.h and toplev.h.
1234 (vxworks_override_options): New function.
1235 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1237 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1239 * config/s390/s390.c (override_options): Don't emit an error when
1240 -mstack-size is used without providing -mstack-guard.
1241 (s390_emit_prologue): Choose stack_guard value automatically if not
1242 provided via command line.
1243 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1245 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1247 * config/i386/i386.c (output_set_got): Add a GOT initialization
1248 sequence for VxWorks PIC.
1249 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1250 around labels as well as symbols. Use gotoff_operand instead
1251 of local_symbolic_operand.
1252 (legitimize_pic_address): Use gotoff_operand instead of
1253 local_symbolic_operand. Use @GOT accesses for labels as
1255 (ix86_output_addr_diff_elt): Use PC-relative rather than
1256 GP-relative offsets for VxWorks PIC.
1257 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1258 no_new_pseudos. Check whether the returned register is op0.
1259 * config/i386/i386.md (tablejump): Use PC-relative rather than
1260 GP-relative offsets for VxWorks PIC.
1261 * config/i386/predicates.md (gotoff_operand): New predicate.
1263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1265 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1267 * config/vxworks-dummy.h: New file.
1268 * config/i386/i386.h: Include it.
1270 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1272 * dwarf2out.c (is_inlined_entry_point): New
1273 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1274 DW_AT_ranges if the first subblock is the entry point.
1276 2007-03-06 David Daney <ddaney@avtrex.com>
1278 * doc/install.texi (mips-*-*): Change recommended binutils
1281 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1283 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1284 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1286 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1287 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1289 2007-03-06 Jan Hubicka <jh@suse.cz>
1291 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1292 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1294 (probably_cold_bb_p): Cold functions are cold.
1295 (probably_never_executed_bb_p): Cold functions are cold.
1296 (tree_bb_level_predictions): Predict calls to cold functions as not
1298 (compute_function_frequency): Check hot/cold attributes.
1299 * function.h (function_frequency): Update comments.
1300 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1301 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1302 (c_common_att): Add cold and hot.
1304 * doc/extend.texi (hot,cold attributes): Document.
1306 2007-03-06 Andrew Haley <aph@redhat.com>
1308 * function.c (expand_function_end): Move blockage to just after we
1309 emit the label for the naked return from the function.
1311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1313 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1316 2007-03-06 Jan Hubicka <jh@suse.cz>
1318 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1319 loaded for constant large models. Non-large 64bit PIC can do.
1320 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1321 * cmodel.h: Add LARGE PIC.
1322 * i386.md (UNSPEC_PLTOFF): New.
1323 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1325 (*call_1_rex64): Disable for large models.
1326 (*call_1_rex64_large): New.
1327 (*call_value_1_rex64): Disable for large models.
1328 (*call_value_1_rex64_large): New.
1329 (set_rip_rex4): New.
1330 (set_got_offset_rex64): New.
1331 * predicates.md (constant_call_address_operand): For large model
1332 constant calls are not possible.
1333 * i386-protos.h (construct_plt_address): Declare.
1334 * i386.c (override_options): Accept large models.
1335 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1336 (legitimate_constant_p): Add new UNSPECs.
1337 (legitimate_pic_operand_p): Likewise.
1338 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1339 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1341 (output_pic_addr_const): Add PLTOFF.
1342 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1343 (ix86_expand_move): Legitimize pic address when in PIC mode.
1344 (construct_plt_address): New function.
1345 (ix86_expand_call): Offload the address to register and use GOT pointer
1347 * invoke.texi (mcmodel=large): Update documentation.
1349 2007-03-06 Richard Henderson <rth@redhat.com>
1351 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1352 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1353 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1354 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1355 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1356 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1357 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1358 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1359 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1360 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1361 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1362 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1363 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1364 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1365 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1366 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1367 x86_schedule, x86_use_bt, x86_pad_returns,
1368 x86_use_xchgb): Merge into ...
1369 (ix86_tune_features): ... here. New array.
1370 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1371 x86_bswap): Merge into ...
1372 (ix86_arch_features): ... here. New array.
1373 (x86_3dnow_a): Remove.
1374 (x86_accumulate_outgoing_args): Make static.
1375 (x86_arch_always_fancy_math_387): Make static.
1376 (ix86_tune_mask, ix86_arch_mask): Move ...
1377 (override_options): ... to local variables here. Apply the
1378 appropriate mask to each element of ix86_arch_features and
1379 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1380 as were done in the old macros.
1381 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1382 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1383 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1384 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1385 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1386 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1387 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1388 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1389 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1390 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1391 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1392 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1393 x86_accumulate_outgoing_args, x86_prologue_using_move,
1394 x86_epilogue_using_move, x86_decompose_lea,
1395 x86_arch_always_fancy_math_387, x86_shift1,
1396 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1397 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1398 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1399 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1400 x86_use_incdec, x86_pad_returns, x86_bswap,
1401 x86_partial_flag_reg_stall): Remove.
1402 (enum ix86_tune_indices): New.
1403 (ix86_tune_features): New.
1404 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1405 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1406 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1407 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1408 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1409 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1410 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1411 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1412 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1413 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1414 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1415 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1416 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1417 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1418 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1419 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1420 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1421 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1422 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1423 TARGET_EXT_80387_CONSTANTS): Use it.
1424 (enum ix86_arch_indices): New.
1425 (ix86_arch_features): New.
1426 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1427 TARGET_BSWAP): Use it.
1428 (ix86_tune_mask, ix86_arch_mask): Remove.
1430 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1433 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1434 Define using $${sysroot_headers_suffix}.
1435 * configure: Regenerate.
1436 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1437 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1439 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1440 * gcc.c (print_sysroot_headers_suffix): New.
1441 (option_map): Include --print-sysroot-headers-suffix.
1442 (display_help): Mention -print-sysroot-headers-suffix.
1443 (process_command): Handle -print-sysroot-headers-suffix.
1444 (do_spec_1): Append multilib directory to include-fixed path if
1445 sysroot suffixes in use.
1446 (main): Handle -print-sysroot-headers-suffix.
1447 * Makefile.in (start.encap): Don't depend on xlimits.h
1448 (xlimits.h): Remove.
1449 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1450 limits.h for each multilib in fixinc_list.
1451 (fixinc_list, s-fixinc_list): New.
1452 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1453 generate them for each multilib in fixinc_list.
1454 (stmp-fixproto): Use include-fixed. Run fixproto for each
1455 multilib in fixinc_list.
1456 (mostlyclean): Don't remove xlimits.h.
1457 (clean): Remove include-fixed.
1458 (real-install-headers-tar, real-install-headers-cpio,
1459 real-install-headers-cp): Don't copy include, only include-fixed.
1460 (install-mkheaders): Depend on fixinc_list. Don't depend on
1461 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1462 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1463 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1465 2007-03-06 Jan Hubicka <jh@suse.cz>
1467 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1472 * configure.ac: Allow tm_file to contain build-directory files.
1473 * configure: Regenerate.
1474 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1475 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1476 * config/m68k/print-sysroot-suffix.sh: New file.
1478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1480 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1481 of pic_offset_table_rtx if reload_completed.
1482 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1483 PIC_OFFSET_TABLE_REGNUM.
1484 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1486 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1487 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1489 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1491 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1492 functions that call eh_return.
1494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1496 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1497 functions that need a constant pool.
1499 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1502 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1503 (m68k_preferred_reload_class): Likewise.
1504 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1505 (SECONDARY_RELOAD_CLASS): Define.
1506 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1507 (LIMIT_RELOAD_CLASS): Delete.
1508 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1509 registers from storing bytes.
1510 (m68k_secondary_reload_class): New function.
1511 (m68k_preferred_reload_class): Likewise.
1513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1515 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1517 (m68k_expand_prologue): Likewise.
1519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1521 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1522 (mips_expand_epilogue): Add a bool parameter.
1523 (m68k_legitimize_sibcall_address): Declare.
1524 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1525 (m68k_expand_epilogue): Add a parameter to select between sibling
1526 and normal epilogues. Only generate a return for the latter.
1527 (m68k_ok_for_sibcall_p): New function.
1528 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1529 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1530 (sibcall_value, *sibcall_value): Likewise.
1531 (*call, *call_value): Require !SIBLING_CALL_P.
1532 (epilogue): Update call to m68k_expand_epilogue.
1533 (sibcall_epilogue): New pattern.
1534 * config/m68k/predicates.md (const_call_operand): Say that this
1535 predicate applies to sibling calls too.
1536 (sibcall_operand): New predicate.
1538 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1540 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1541 alternatives as movsi_cf.
1542 (movsf_cf_hard): Add commentary.
1544 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1545 Richard Sandiford <richard@codesourcery.com>
1547 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1548 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1549 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1550 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1551 as being live on exit from an interrupt function.
1552 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1553 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1554 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1555 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1556 (m68k_interrupt_function_p): Globalize.
1557 (m68k_compute_frame_layout): Remove reverse mask code.
1558 (m68k_emit_movem, m68k_set_frame_related): New functions.
1559 (m68k_output_function_prologue): Delete in favor of...
1560 (m68k_expand_prologue): ...this new function.
1561 (m68k_output_function_epilogue): Delete in favor of...
1562 (m68k_expand_epilogue): ...this new function.
1563 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1565 (print_operand): Handle %?.
1566 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1567 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1568 (prologue, epilogue): New patterns.
1569 (return): Turn into a define_expand.
1570 (*return): New pattern, derived from old "return" pattern. Use rte
1571 rather than rts for interrupt functions. Only use rtd if the pop
1573 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1574 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1575 (link, *link, unlink, *unlink, load_got): Likewise.
1577 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1581 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1582 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1583 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1584 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1585 and m68k_matches_u_p.
1586 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1587 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1588 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1589 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1590 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1591 (REG_STRICT_P): New macro.
1592 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1593 PCREL_GENERAL_OPERAND_OK.
1594 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1595 m68k_legitimate_base_reg_p.
1596 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1597 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1598 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1599 * config/m68k/m68k.c (m68k_address): New structure.
1600 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1601 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1602 (m68k_jump_table_ref_p, m68k_decompose_address)
1603 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1604 (m68k_matches_u_p): New functions.
1605 (print_operand_address): Rewrite to use m68k_decompose_index.
1607 2007-03-05 David Taylor <dtaylor@emc.com>
1609 * gcc.c: Correct copyright date in --version output.
1611 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1613 * pa.md: In unamed move patterns, disparge copies between general
1614 and floating point registers using '?' modifier. Don't include 'f'
1615 constraint for register preferences in DImode, SImode, HImode and
1616 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1617 Remove constraints for copies between general and floating registers
1618 in soft-float DFmode pattern.
1619 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1623 2007-03-05 Mike Stump <mrs@apple.com>
1625 * c-common.c (targetcm): Add.
1626 * c-opts.c (c_common_handle_option): Handle language specific
1628 * opts.c (handle_option): Verify language for target options, if
1630 * opth-gen.awk: Add CL_LANG_ALL.
1631 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1632 (TARGETCM_INITIALIZER): Add.
1633 * target.h (struct gcc_targetcm): Add.
1635 * targhooks.c (default_handle_c_option): Add.
1636 * targhooks.h (default_handle_c_option): Add.
1637 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1639 * config/darwin.opt (iframework): Add.
1640 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1641 * config/darwin-c.c (handle_c_option): Add.
1642 (TARGET_HANDLE_C_OPTION): Add.
1644 * doc/invoke.texi (Darwin Options): Add -iframework.
1646 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1648 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1651 2007-03-05 Ian Lance Taylor <iant@google.com>
1653 * c.opt (fgnu89-inline): New option.
1654 * c-opts.c (c_common_post_options): Set default value for
1656 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1657 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1659 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1660 (grokdeclarator, start_function): Likewise.
1661 * c-cppbuiltin.c (c_cpp_builtins): Define either
1662 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1663 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1664 (C Dialect Options): Document -fgnu89-inline.
1665 * doc/extend.texi (Function Attributes): Explain what the
1666 gnu_inline attribute does.
1667 * doc/cpp.texi (Common Predefined Macros): Document
1668 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1670 2007-03-05 Ian Lance Taylor <iant@google.com>
1672 PR tree-optimization/31034
1673 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1674 half-range if the other side is an overflow infinity.
1676 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1678 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1679 (bfin*-linux-uclibc*): New configuration.
1680 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1682 * config/bfin/linux.h: New file.
1683 * config/bfin/libgcc-bfin.ver: New file.
1684 * config/bfin/t-bfin-uclinux: New file.
1685 * config/bfin/t-bfin-linux: New file.
1686 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1687 (TARGET_OS_CPP_BUILTINS): New macro.
1689 2007-03-05 Richard Guenther <rguenther@suse.de>
1691 * fold-const.c (fold_binary): Remove duplicate folding
1692 of comparison of non-null ADDR_EXPR against null.
1694 2007-03-05 Richard Guenther <rguenther@suse.de>
1695 Dorit Nuzman <dorit@il.ibm.com>
1697 PR tree-optimization/26420
1698 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1699 are no loops in the function. Only print the number of
1700 vectorized loops if it is greater than zero or we are supposed
1701 to print information about unvectorized loops.
1703 2007-03-05 Revital Eres <eres@il.ibm.com>
1705 * gcc.dg/var-expand1.c: New test.
1706 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1707 when an accumulator is expanded.
1709 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1712 * c-common.c (convert_and_check): Don't give warnings for
1713 conversion if 'expr' already overflowed.
1715 2007-03-04 Roger Sayle <roger@eyesopen.com>
1718 * fold-const.c (fold_comparison): Enforce type consistency when
1719 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1721 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1723 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1724 containing a cast to the base of TARGET_MEM_REF.
1726 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1728 * tree.c (tree_contains_struct_check_failed): Remove spurious
1729 whitespace from error message.
1731 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1734 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1735 instead of precision.
1737 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1738 Nathan Sidwell <nathan@codesourcery.com>
1740 * emit-rtl.c (find_auto_inc): New.
1741 (try_split): recreate REG_INC notes,
1742 Use regular for loops rather than whiles.
1744 2007-03-03 Andreas Schwab <schwab@suse.de>
1746 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1747 * configure: Regenerate.
1749 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1751 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1752 flag_rounding_math, not flag_unsafe_math_optimizations.
1754 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1756 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1757 alpha_fold_vector_minmax): Likewise.
1758 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1759 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1761 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1763 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1764 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1765 if the lhs has side-effects.
1766 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1768 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1770 * config/i386/i386.h (TUNEMASK): Remove define.
1771 (ARCHMASK): Remove define.
1772 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1773 Use ix86_arch_mask variable instead of ARCHMASK.
1774 * config/i386/i386.c (override_options): Ditto.
1775 (standard_80387_constant_p): Ditto.
1777 2007-03-02 Ian Lance Taylor <iant@google.com>
1779 Used signed infinities in VRP.
1780 * tree-vrp.c (uses_overflow_infinity): New static function.
1781 (supports_overflow_infinity): New static function.
1782 (make_overflow_infinity): New static function.
1783 (negative_overflow_infinity): New static function.
1784 (positive_overflow_infinity): New static function.
1785 (is_negative_overflow_infinity): New static function.
1786 (is_positive_overflow_infinity): New static function.
1787 (is_overflow_infinity): New static function.
1788 (overflow_infinity_range_p): New static function.
1789 (compare_values_warnv): New function split out of compare_values.
1790 (compare_value): Call it.
1791 (set_value_range_to_nonnegative): Add overflow_infinity
1792 parameter. Change caller.
1793 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1795 (vrp_expr_computes_nonzero): Likewise.
1796 (compare_ranges, compare_range_with_value): Likewise.
1797 (compare_name_with_value, compare_names): Likewise.
1798 (vrp_evaluate_conditional): Likewise.
1799 (set_value_range): Handle infinity
1800 (vrp_operand_equal_p, operand_less_p): Likewise.
1801 (extract_range_from_assert): Likewise.
1802 (vrp_int_const_binop): Likewise.
1803 (extract_range_from_binary_expr): Likewise.
1804 (extract_range_from_unary_expr): Likewise.
1805 (extract_range_from_comparison): Likewise.
1806 (extract_range_from_expr): Likewise.
1807 (dump_value_range): Likewise.
1808 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1809 (test_for_singularity): Likewise.
1810 (vrp_int_const_binop): Remove inline qualifier.
1811 (adjust_range_with_scev): Add comment.
1812 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1814 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1816 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1817 (get_constraint_for): Likewise.
1818 (do_structure_copy): Likewise.
1819 (find_func_aliases): Fix references to MODIFY_EXPR.
1820 (intra_create_variable_infos): Tidy.
1821 * tree-ssa-operands.c (add_virtual_operand): Add argument
1823 When adding members of alias sets, if IS_CALL_SITE is true and
1824 the symbol is not call-clobbered, skip it.
1827 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1829 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1830 entry by means of emit_insn_at_entry.
1832 2007-03-02 Richard Henderson <rth@redhat.com>
1834 * expr.h (promoted_input_arg): Remove decl.
1835 * function.c (promoted_input_arg): Merge into ...
1836 * combine.c (setup_incoming_promotions): ... only caller.
1837 Rearrange to avoid double loop.
1839 2007-03-02 Ben Elliston <bje@au.ibm.com>
1840 Peter Bergner <bergner@vnet.ibm.com>
1841 Janis Johnson <janis187@us.ibm.com>
1843 * config/rs6000/dfp.md: New file.
1844 * config/rs6000/rs6000.md: Include dfp.md.
1845 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1846 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1847 and TDmode decimal float modes in FP registers.
1848 (num_insns_constant): Likewise.
1849 (rs6000_legitimate_offset_address_p): Likewise.
1850 (rs6000_legitimize_address): Likewise.
1851 (rs6000_legitimize_reload_address): Likewise.
1852 (rs6000_legitimate_address): Likewise.
1853 (rs6000_emit_move): Likewise.
1854 (function_arg_boundary): Likewise.
1855 (function_arg_advance): Likewise.
1856 (rs6000_darwin64_record_arg_recurse): Likewise.
1857 (function_arg): Likewise.
1858 (rs6000_gimplify_va_arg): Likewise.
1859 (rs6000_split_multireg_move): Likewise.
1860 (rs6000_output_function_epilogue): Likewise.
1861 (rs6000_output_function_epilogue): Likewise.
1862 (rs6000_register_move_cost): Likewise.
1863 (rs6000_function_value): Likewise.
1864 (rs6000_libcall_value): Likewise.
1866 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1868 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1870 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1872 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1873 Use $MULTIDIR to choose between the kernel and RTP headers,
1874 and use $WIND_BASE and $WIND_USR to locate them.
1876 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1878 * config/i386/i386.c (override_options): Put initialization of
1879 ix86_tune_mask and ix86_arch_mask to the correct place.
1881 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1882 Michael Meissner <michael.meissner@amd.com>
1885 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1887 (TARGET_CMOVE): Use ARCHMASK.
1888 (TARGET_CMPXCHG): Ditto.
1889 (TARGET_CMPXCHG8B): Ditto.
1890 (TARGET_XADD): Ditto.
1891 (TARGET_BSWAP): Ditto.
1892 * config/i386/i386.c (ix86_tune_mask): New global variable.
1893 (ix86_arch_mask): Ditto.
1894 (override_options): Initialize ix86_tune_mask and
1895 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1898 2007-03-02 Ben Elliston <bje@au.ibm.com>
1901 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1903 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1905 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1906 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1907 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1908 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1910 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1911 rs6000_init_dwarf_reg_sizes_extra): New.
1912 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1913 SPE register high parts.
1915 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1917 * Makefile.in: Add install-pdf target as
1918 copied from automake v1.10 rules.
1919 * configure.ac: Add install-pdf to target list.
1920 * configure: Regenerate.
1922 2007-03-01 Paul Brook <paul@codesourcery.com>
1924 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1925 modes to LDRD for DImode.
1926 (output_move_double): Fixup out of range ldrd/strd.
1927 (vfp_secondary_reload_class): Rename...
1928 (coproc_secondary_reload_class): ... to this. Add wb argument.
1929 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1930 coproc_secondary_reload_class for CLASS_IWMMXT.
1931 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1932 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1934 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1936 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1937 factor by the estimated number of iterations.
1938 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1941 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1942 decode_caches_intel, detect_caches_intel): New functions.
1943 (host_detect_local_cpu): Use detect_caches_amd and
1944 detect_caches_intel.
1946 2007-03-01 Richard Henderson <rth@redhat.com>
1948 * expr.c (emit_move_complex_push): Export.
1949 (emit_move_complex_parts): Split out from ...
1950 (emit_move_complex): ... here.
1951 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1952 * config/i386/i386.md (movcdi): New.
1954 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1957 size of mode1 to check for tieable modes in MMX case.
1959 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1961 * Makefile.in (rtlanal.o): Depend on tree.h.
1962 * rtl.h (offset_within_section_p, split_const): Declare.
1963 * rtlanal.c: Include tree.h.
1964 (offset_within_block_p): New function, taken from
1965 mips_offset_within_object_p.
1966 (split_const): New function, taken from mips_split_const.
1967 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1969 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1970 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1971 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1972 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1973 (m68k_illegitimate_symbolic_constant_p): New function.
1974 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1975 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1976 symbolic constant that might be outside the symbol's section,
1977 move the symbol first and then add the offset.
1978 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1980 * config/mips/mips.c (mips_split_const): Delete.
1981 (mips_offset_within_object_p): Delete.
1982 (mips_symbolic_constant_p): Use offset_within_section_p and
1983 split_const instead of mips_offset_within_object_p and
1985 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1986 (mips_legitimize_const_move, print_operand_reloc)
1987 (mips_dangerous_for_la25_p): Use split_const instead of
1990 2007-02-28 Eric Christopher <echristo@apple.com>
1992 * Makefile.in (install-include-dir): Don't rm -rf include.
1994 2007-02-28 Richard Guenther <rguenther@suse.de>
1997 * fold-const.c (fold_binary): Do not associate expressions
1998 with more than one variable for integer types that do not wrap.
2000 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2002 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2003 Delete, and replace with...
2004 (fold_builtin_call_array): This. Update callers to use it.
2005 * fold-const.c (fold_build_call_list): Delete, and replace with...
2006 (fold_build_call_array): This.
2007 (fold_build_call_list_initializer): Delete, and replace with...
2008 (fold_build_call_array_initializer): This.
2009 * tree.h: Update declarations to reflect above changes.
2011 * c-typeck.c (build_function_call): Store converted arguments
2012 in a stack-allocated array instead of building a list.
2013 (convert_arguments): Store arguments in the array passed in as an
2014 argument, and return the actual number of arguments.
2015 * c-format.c: (check_function_format): Pass arguments in an
2016 array instead of a list.
2017 * c-common.c (check_function_nonnull): Likewise.
2018 (check_function_sentinel): Likewise.
2019 (check_function_arguments): Likewise.
2020 * c-common.h: Update declarations to reflect above changes.
2022 2007-02-28 Jan Hubicka <jh@suse.cz>
2024 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2025 PRED_NEGATIVE_RETURN): Update outcomes.
2027 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2029 * calls.c (emit_library_call_value_1): Handle partial registers
2030 correctly when building up CALL_INSN_FUNCTION_USAGE.
2032 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2034 * pa/predicates.md (move_src_operand): Allow zero for mode.
2035 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2038 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2042 *movv2df_internal): Enable pattern only for valid operand
2044 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2045 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2047 2007-02-27 Mike Stump <mrs@apple.com>
2049 * config/darwin-crt3.c: Avoid compilation when compiling for a
2052 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2054 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2056 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2057 for fixed headers and limits.h.
2058 (install-include-dir, install-headers-tar, install-headers-cpio,
2059 install-headers-cp, real-install-headers-tar,
2060 real-install-headers-cpio, real-install-headers-cp): Handle
2061 include-fixed as well as include.
2062 (install-mkheaders): Don't install files that go only in include
2064 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2065 from GCC_INCLUDE_DIR.
2066 * gcc.c (process_command): Remove special -BstageN/ handling.
2067 (do_spec_1): Add include-fixed directories.
2069 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2071 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2073 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2075 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2078 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2080 * c-common.c (get_priority): Add check for
2081 SUPPORTS_INIT_PRIORITY.
2083 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2085 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2087 * config/bfin/bfin.c: Include "cfglayout.h".
2088 (MAX_LSETUP_DISTANCE): New macro.
2089 (struct loop_info): New members incoming, incoming_src and
2090 incoming_dest. Delete member predecessor.
2091 (length_for_loop): New function.
2092 (bfin_optimize_loop): Handle more different loop structures.
2093 (bfin_discover_loop): Rework detection of predecessor blocks by
2094 examining incoming edges.
2095 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2097 (bfin_reorder_loops): New function.
2098 (bfin_reorg_loops): Use these three new functions.
2100 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2101 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2102 (CONSTRAINT_LEN): Add entry for 'q'.
2103 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2104 Add 'q' constraints.
2105 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2106 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2108 * config/bfin/bfin.md (add_with_carry): New pattern.
2109 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2110 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2111 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2112 support unsigned multiplies too. Removed incorrect commutativity from
2113 operand 1 constraint where appropriate.
2114 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2116 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2117 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2119 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2120 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2121 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2122 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2123 usmulhisi_hh_huh): New patterns.
2125 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2126 lshifthi3): Fix output template to use half reg for operand 2.
2128 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2131 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2133 2007-02-27 Andreas Schwab <schwab@suse.de>
2135 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2137 2007-02-27 Jan Hubicka <jh@suse.cz>
2139 * predict.c (last_basic_block_p): Remove.
2140 (tree_estimate_probability): Update return heuristic for commonized
2143 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2145 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2147 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2149 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2150 * doc/cpp.texi: Standardize title page.
2151 * doc/cppinternals.texi: Likewise.
2152 * doc/gcc.texi: Standardize title page, remove version number
2153 from copyright page.
2154 * doc/gccint.texi: Likewise.
2155 * doc/install.texi: Standardize title page, add table of
2158 2007-02-26 Jan Hubicka <jh@suse.cz>
2160 * predict.def: Set outcomes according to more recent results.
2161 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2162 Remove dead predictors.
2163 * predict.c (return_prediction): Fix pasto.
2165 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2167 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2168 change; avoid a memory leak when returning early.
2170 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2172 * c-decl.c (static_ctors): Move to c-common.c.
2173 (static_dtors): Likewise.
2174 (finish_function): Use c_record_cdtor_fn.
2175 (build_cdtor): Move to c-common.c.
2176 (c_write_global_declarations): Use c_build_cdtor_fns.
2177 * c-common.h (static_ctors): Declare.
2178 (static_dtors): Likewise.
2179 (c_record_cdtor_fn): Likewise.
2180 (c_build_cdtor_fns): Likewise.
2181 * c-common.c (static_ctors): New variable.
2182 (static_dtors): Likewise.
2183 (c_record_cdtor_fn): New function.
2184 (build_cdtor): Move from c-decl.c
2185 (c_build_cdtor_fns): New function.
2187 * output.h (assemble_addr_to_section): Declare.
2188 (get_cdtor_priority_section): Likewise.
2189 * varasm.c (assemble_addr_to_section): New function.
2190 (get_cdtor_priority_section): Likewise.
2191 (default_named_section_asm_out_destructor): Use them.
2192 (destor_dtor_section_asm_out_destructor): Likewise.
2193 (default_named_section_asm_out_constructor): Likewise.
2194 (default_ctor_section_asm_out_constructor): Likewise.
2195 * config.gcc (*-*-vxworks*): Include vxworks.o.
2196 * config/t-vxworks (vxworks.o): New target.
2197 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2198 (TARGET_ASM_CONSTRUCTOR): Define.
2199 (TARGET_ASM_DESTRUCTOR): Likewise.
2200 (vxworks_asm_out_constructor): Declare.
2201 (vxworks_asm_out_destructor): Likewise.
2203 * c-common.c (get_priority): Check that we have not just an
2204 INTEGER_CST, but an integer constant with integeral type.
2206 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2208 PR tree-optimization/30938
2209 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2210 use &dt[nargs-1] instead of &dt[nargs] in the call to
2211 vect_is_simple_use().
2213 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2215 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2216 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2217 Do not attempt to handle MEM inside auto-inc expressions.
2218 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2219 of a register modified by an auto-inc expression. However, do handle
2220 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2221 (elimination_effects): Prohibit elimination of a register modified
2222 by an auto-inc expression. Disable register elimination rules whose
2223 target register is modified by an auto-inc expression with variable
2226 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2228 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2230 (array_at_struct_end_p): New function.
2231 (idx_infer_loop_bounds): Use it.
2232 (estimate_numbers_of_iterations_loop): Export.
2233 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2234 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2235 (tree_estimate_probability): Call record_loop_exits.
2236 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2237 (estimated_loop_iterations, estimated_loop_iterations_int,
2238 estimated_loop_iterations_tree): New functions.
2239 (analyze_siv_subscript_cst_affine,
2240 compute_overlap_steps_for_affine_1_2,
2241 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2242 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2243 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2244 (PRED_LOOP_ITERATIONS_GUESSED): New.
2245 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2246 * cfgloop.h (estimate_numbers_of_iterations_loop,
2247 estimated_loop_iterations_int): Declare.
2249 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2251 * doc/extend.texi: Document optional priority argument to
2252 constructors and destructors.
2253 * tree.c (init_priority_for_decl): Adjust GTY markers.
2254 (init_ttree): Use priority-info hash functions for
2255 init_priority_for_decl.
2256 (tree_map_eq): Rename to ...
2257 (tree_map_base_eq): ... this.
2258 (tree_map_marked_p): Rename to ...
2259 (tree_map_base_marked_p): ... this.
2260 (tree_map_base_hash): New function.
2261 (decl_init_priority_lookup): Rework.
2262 (decl_fini_priority_lookup): New function.
2263 (decl_priority_info): New function.
2264 (decl_init_priority_insert): Use it.
2265 (decl_fini_priority_insert): Likewise.
2266 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2268 (decl_restrict_base_insert): Likewise.
2269 (decl_debug_expr_insert): Likewise.
2270 (decl_value_expr_lookup): Likewise.
2271 (decl_value_expr_insert): Likewise.
2272 * tree.h (priority_type): New type.
2273 (decl_init_priority_lookup): Use priority_type.
2274 (decl_fini_priority_lookup): New function.
2275 (decl_init_priority_insert): Use priority_type.
2276 (decl_fini_priority_insert): New function.
2277 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2278 (DECL_INIT_PRIORITY): Likewise.
2279 (SET_DECL_INIT_PRIORITY): Add comment.
2280 (DECL_FINI_PRIORITY): New macro.
2281 (SET_DECL_FINI_PRIORITY): Likewise.
2282 (DEFAULT_INIT_PRIORITY): Document.
2283 (MAX_INIT_PRIORITY): Likewise.
2284 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2285 (tree_map_base): New type.
2286 (tree_map_base_eq): New function.
2287 (tree_map_base_hash): Likewise.
2288 (tree_map_base_marked_p): Likewise.
2289 (tree_map): Inherit from tree_map_base.
2290 (tree_map_eq): Make it a macro.
2291 (tree_map_marked_p): Likewise.
2292 (tree_int_map): Inherit from tree_map_base.
2293 (tree_int_map_eq): Make it a macro.
2294 (tree_int_map_hash): Likewise.
2295 (tree_int_map_marked_p): Likewise.
2296 (tree_priority_map): New type.
2297 (tree_priority_map_eq): New macro.
2298 (tree_priority_map_hash): Likewise.
2299 (tree_priority_map_marked_p): Likewise.
2300 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2302 (emutls_common_1): Likewise.
2303 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2304 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2305 of tree_map hierarchy.
2306 * tree-cfg.c (move_stmt_r): Likewise.
2307 (new_label_mapper): Likewise.
2308 * c-tree.h (c_expand_body): Move to ...
2309 * c-common.h (c_expand_body): ... here.
2310 * c-decl.c (c_expand_body): Move to ...
2311 * c-common.c (c_expand_body): ... here.
2312 (c_common_attribute_table): Allow 1 argument for the constructor
2313 and destructor attributes.
2314 (get_priority): New function.
2315 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2316 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2318 2007-02-24 Jan Hubicka <jh@suse.cz>
2321 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2323 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2324 Jan Hubicka <jh@suse.cz>
2327 * i386.c (counter_mode): New function.
2328 (expand_set_or_movmem_via_loop): Use it.
2329 (expand_movmem_epilogue): Likewise; fix pasto.
2330 (ix86_expand_movmem): Do emit guard even for constant counts.
2331 (ix86_expand_setmem): Likewise.
2333 2007-02-25 Nick Clifton <nickc@redhat.com>
2335 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2336 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2338 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2342 count argument with 0x10, not with 0x16.
2343 (expand_setmem_epilogue): Ditto.
2345 2007-02-24 Mike Stump <mrs@apple.com>
2347 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2350 2007-02-24 Richard Guenther <rguenther@suse.de>
2353 * fold-const.c (fold_binary): Fold x +- CST op x for
2354 EQ_EXPR and NE_EXPR.
2356 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2358 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2360 2007-02-24 Jan Hubicka <jh@suse.cz>
2362 * cgraphunit.c (decide_is_function_needed): Honor
2363 -fkeep-inline-functions.
2365 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2367 * builtins.c (fold_builtin_modf): New.
2368 (fold_builtin_2): Use it.
2370 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2372 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2373 (determine_max_iter): Take additional LOOP arg; all callers changed.
2374 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2375 one using simplifications.
2376 (simplify_using_initial_values): Return if the expression becomes
2377 invalid due to altered regs.
2379 2007-02-23 DJ Delorie <dj@redhat.com>
2381 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2383 2007-02-23 Mike Stump <mrs@apple.com>
2385 * tlink.c (scan_linker_output): Parse linker messages from
2386 darwin9's linker better.
2388 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2391 * varpool.c (varpool_assemble_pending_decls): Set
2392 varpool_last_needed_node to null.
2394 2007-02-23 DJ Delorie <dj@redhat.com>
2396 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2397 alignment bigger than the object file can handle.
2399 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2402 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2403 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2404 (*movsf_1): Penalize MMX moves.
2406 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2408 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2409 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2411 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2413 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2416 (fold_builtin_1): Use them.
2417 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2418 BUILT_IN_SIGNIFICAND.
2420 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/i386/i386.c (bdesc_1arg): Initialize
2423 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2424 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2425 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2426 and IX86_BUILTIN_MOVSLDUP.
2428 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2430 PR rtl-optimization/30841
2431 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2433 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2435 * builtins.c (fold_builtin_frexp): New.
2436 (fold_builtin_2): Use it.
2438 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2440 * doc/invoke.texi (Spec Files): Document getenv spec function.
2442 * gcc.c (getenv_spec_function): New function.
2443 (static_spec_functions): Add it.
2444 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2445 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2448 2007-02-22 Michael Matz <matz@suse.de
2451 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2452 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2454 2007-02-22 Ian Lance Taylor <iant@google.com>
2457 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2458 (mem_loc_descriptor): Call it.
2460 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2461 Ira Rosen <irar@il.ibm.com>
2463 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2465 2007-02-22 Ira Rosen <irar@il.ibm.com>
2467 PR tree-optimization/30843
2468 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2469 stores only after all the group is vectorized.
2471 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2473 PR tree-optimization/30858
2474 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2475 in the reduction cycle have a single use in the loop.
2476 * tree-vectorizer.h (relevant): Add documentation.
2478 2007-02-20 Mike Stump <mrs@apple.com>
2480 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2481 * configure: Regenerate.
2483 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2485 Change the defaults of some parameters and options.
2486 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2487 * config/spu/spu.c (spu_optimization_options): Add.
2488 (spu_override_options): Change params in spu_optimization_options.
2489 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2491 Register 127 is only 16 byte aligned when used as a frame pointer.
2492 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2493 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2494 HARD_FRAME_POINTER_REGNUM.
2495 (spu_legitimate_address): Use regno_aligned_for_reload.
2496 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2497 aligned when frame_pointer_needed is true.
2498 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2500 * config/spu/spu.h (INIT_EXPANDERS): Define.
2502 Make sure shift and rotate instructions have valid immediate operands.
2503 * config/spu/predicates.md (spu_shift_operand): Remove.
2504 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2505 * config/spu/constraints.md (W, O): Extend range.
2506 * config/spu/spu.md (umask, nmask): Define.
2507 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2508 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2509 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2510 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2511 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2512 (lshr<mode>3_reg): Fix rtl description.
2514 Make sure mulhisi immediate operands are valid.
2515 * config/spu/predicates.md (imm_K_operand): Add.
2516 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2518 Generate constants using fsmbi and andi.
2519 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2520 (print_operand, spu_split_immediate, classify_immediate,
2521 fsmbi_const_p): Handle IC_FSMBI2.
2523 Correctly handle a CONST_VECTOR containing symbols.
2524 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2525 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2526 (immediate_load_p): Allow symbols that use 2 instructions to create.
2527 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2528 with symbols when flag_pic is set.
2529 (const_vector_immediate_p): New.
2530 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2531 accept a CONST_VECTOR with symbols.
2532 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2533 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2535 * config/spu/spu.md (high, low): Delete.
2536 (low_<mode>): Define.
2538 Remove INTRmode and INTR_REGNUM, which didn't work.
2539 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2541 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2542 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2543 peephole2 pattern): Don't use INTR or 131.
2544 (movintrcc): Delete.
2545 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2546 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2547 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2548 (UNSPEC_SET_INTR): Add.
2549 * config/spu/spu-modes.def (INTR): Remove.
2551 More accurate warnings about run-time relocations.
2552 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2554 Correctly warn about immediate arguments to specific intrinsics.
2555 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2556 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2557 the instruction predicate.
2559 Fix tree check errors with latest update.
2560 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2562 (spu_expand_builtin): Use CALL_EXPR_FN.
2564 Add missing specific intrinsics.
2565 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2567 * config/spu/spu_internals.h: Ditto.
2569 Fix incorrect operand modifiers.
2570 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2571 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2573 Optimize one case of zero_extend of a vec_select.
2574 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2576 Accept any immediate for hbr.
2577 * config/spu/spu.md (hbr): Change s constraints to i.
2579 2007-02-21 Paul Brook <paul@codesourcery.com>
2581 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2582 condexec_count when skipping USE and CLOBBER.
2584 2007-02-21 Nick Clifton <nickc@redhat.com>
2586 * common.opt (Warray-bounds): Add Warning attribute.
2587 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2589 (fsized-zeroes): Add Optimization attribute.
2590 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2591 * c.opt (Wc++0x-compat): Add Warning attribute.
2593 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2596 * reload1.c (eliminate_regs_in_insn): In the single_set special
2597 case, attempt to re-recognize the insn before falling back to
2598 having reload fix it up.
2600 2007-02-20 Eric Christopher <echristo@gmail.com>
2602 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2603 Rewrite accordingly.
2604 (frv_read_iacc_argument): Ditto.
2605 (frv_expand_set_builtin): Take a call instead of arglist, update for
2607 (frv_expand_unop_builtin): Ditto.
2608 (frv_expand_binop_builtin): Ditto.
2609 (frv_expand_cut_builtin): Ditto.
2610 (frv_expand_binopimm_builtin): Ditto.
2611 (frv_expand_voidbinop_builtin): Ditto.
2612 (frv_expand_int_void2arg): Ditto.
2613 (frv_expand_prefetches): Ditto.
2614 (frv_expand_voidtriop_builtin): Ditto.
2615 (frv_expand_voidaccop_builtin): Ditto.
2616 (frv_expand_load_builtin): Ditto.
2617 (frv_expand_store_builtin): Ditto.
2618 (frv_expand_mdpackh_builtin): Ditto.
2619 (frv_expand_mclracc_builtin): Ditto.
2620 (frv_expand_mrdacc_builtin): Ditto.
2621 (frv_expand_mwtacc_builtin): Ditto.
2622 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2625 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2627 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2628 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2630 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2632 * configure: Regenerate.
2633 * config.in: Regenerate.
2634 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2635 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2636 masks to power6 and power6x and to POWERPC_MASKS.
2637 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2639 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2640 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2641 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2642 Access PROTOTYPE as variable, not mask.
2644 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2646 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2647 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2648 * combine.c (adjust_for_new_dest): Use it.
2649 * postreload.c (reload_combine): Likewise.
2651 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2653 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2654 notes on an insn with multiple sets, even if single_set returns
2655 non-NULL for that insn.
2657 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2662 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2664 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2665 if user didn't pass it.
2666 * config/i386/darwin.h (CC1_SPEC): Likewise.
2667 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2668 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2669 -mmacosx-version-min.
2671 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 Uros Bizjak <ubizjak@gmail.com>
2674 * optabs.h (enum optab_index): Add new OTI_scalb.
2675 (scalb_optab): Define corresponding macro.
2676 * optabs.c (init_optabs): Initialize scalb_optab.
2677 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2679 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2680 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2681 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2682 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2683 flag_unsafe_math_optimizations is set.
2685 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2686 to implement scalbf, scalb and scalbl built-ins as inline x87
2689 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2690 DJ Delorie <dj@redhat.com>
2693 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2694 (diagnostic_report_diagnostic): ... here, and turn them into real
2695 errors. If warnings are inhibited, no need to do anything.
2697 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2700 better code generation.
2702 2007-02-20 Ben Elliston <bje@au.ibm.com>
2704 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2706 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2708 * config/alpha/alpha.c, config/alpha/alpha.md,
2709 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2710 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2711 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2712 config/arm/lib1funcs.asm: Follow spelling conventions.
2714 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2715 config/fr30/fr30.md, config/i386/i386.h,
2716 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2717 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2718 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2719 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2720 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2721 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2722 config/sparc/sparc.c, config/sparc/sparc.h,
2723 config/sparc/sparc.md, config/spu/constraints.md,
2724 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2727 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2730 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2733 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2735 * doc/invoke.texi (-ftree-lrs): Remove.
2737 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2739 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2742 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2744 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2745 new CALL_EXPR_FN macro for retrieving the function
2746 declaration of the input expression.
2748 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2750 * c.opt (Waddress): New.
2751 * common.opt (Walways-true): Delete.
2752 (Wstring-literal-comparison): Delete.
2753 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2754 -Wstring-literal-comparison. Add -Waddress.
2756 (Walways-true): Delete.
2757 (Wstring-literal-comparison): Delete.
2758 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2759 consistently instead of -Walways-true in example.
2760 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2761 * c-typeck.c (parser_build_binary_op): Replace
2762 -Wstring-literal-comparison and -Walways-true with -Waddress.
2763 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2766 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2768 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2769 without DECL_STRUCT_FUNCTION initialized.
2771 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2773 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2774 due to calls to functions taking pointers as parameters.
2776 2007-02-19 Richard Henderson <rth@redhat.com>
2779 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2782 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2784 * config/s390/s390.c (s390_call_saved_register_used,
2785 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2786 accessed to the new scheme.
2788 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2790 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2791 (cris_print_index, cris_print_operand, cris_print_operand_address)
2792 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2793 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2794 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2796 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2797 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2798 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2799 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2800 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2801 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2802 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2803 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2804 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2805 (uminsi3, call, call_value): Ditto.
2806 (define_split: indir_to_reg_split, unnamed): Ditto.
2808 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2810 PR tree-optimization/30975
2811 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2814 2007-02-18 Eric Christopher <echristo@gmail.com>
2816 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2817 Remove use of arglist.
2818 (mips_expand_builtin): Remove use of arglist, pass in expr.
2819 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2820 (mips_expand_builtin_movtf): Ditto.
2821 (mips_expand_builtin_compare): Ditto.
2823 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2825 * tree-sra.c (sra_build_assignment): Replace assertion
2826 checking with a comment explaining why it can't be done.
2828 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2831 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2832 during CALL_EXPR representation conversion.
2833 * tree-ssa-propagate.c (set_rhs): Likewise.
2835 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2837 * tree-sra.c (sra_build_assignment): Disable assertion checking
2840 2007-02-18 Roger Sayle <roger@eyesopen.com>
2842 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2843 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2844 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2846 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2847 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2848 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2849 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2850 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2851 force_gimple_operand): Likewise.
2852 * ipa-cp.c (constant_val_insert): Likewise.
2853 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2854 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2855 perfect_nestify): Likewise.
2856 * langhooks.c (lhd_omp_assignment): Likewise.
2857 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2858 lower_copyprivate_clauses, lower_send_clauses,
2859 lower_send_shared_vars, expand_parallel_call,
2860 expand_omp_for_generic, expand_omp_for_static_nochunk,
2861 expand_omp_for_static_chunk, expand_omp_sections,
2862 lower_omp_single_copy, lower_omp_for_lastprivate,
2863 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2864 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2865 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2868 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2870 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2871 config/sh/sh.md: Follow spelling conventions.
2873 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2874 config/frv/predicates.md: Follow spelling conventions.
2876 * config/m68k/linux-unwind.h: Fix a comment typo.
2877 * target.h: Follow spelling conventions.
2879 2007-02-18 Roger Sayle <roger@eyesopen.com>
2881 PR rtl-optimization/28173
2882 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2883 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2884 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2885 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2886 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2888 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2890 * builtins.c (fold_builtin_load_exponent): New.
2891 (fold_builtin_2): Use it.
2893 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2895 PR rtl-optimization/30773
2896 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2897 if we fail to attach a REG_EQUIV note.
2899 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2900 Roger Sayle <roger@eyesopen.com>
2902 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2904 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2906 * calls.c (initialize_argument_information): Pass original EXP
2907 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2908 code to split complex arguments here, as part of initializing the
2910 (expand_call): Remove code that builds a list of arguments and
2911 inserts implicit arguments into it. Instead, just count how many
2912 implicit arguments there will be so we can determine the size of
2913 the ARGS array, and let initialize_argument_information do the work.
2914 (split_complex_values): Delete unused function.
2916 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2918 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2920 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2922 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2923 for arg pointer based indexed addressing.
2925 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2927 * config/ia64/ia64.h, config/ia64/ia64.md,
2928 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2929 spelling conventions.
2931 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2933 * config/m68k/m68k.c (split_di): New.
2934 * config/m68k/m68k-protos.h: Declare split_di.
2935 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2936 Improve predicate handling and split constant shifts.
2938 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2940 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2941 parameter for register bitfield operations, general predicates
2944 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2946 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2947 * config/m68k/linux-unwind.h: New file.
2949 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2951 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2952 config/i386/athlon.md, config/ia64/ia64.md,
2953 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2954 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2955 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2956 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2957 tree-vect-transform.c: Fix comment typos.
2959 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2961 * sched-deps.c (find_insn_list): Remove.
2962 * sched-int.h: Remove the prototype for find_insn_list.
2964 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2966 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2968 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2969 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2970 darwin_rs6000_override_options.
2971 (C_COMMON_OVERRIDE_OPTIONS): Expect
2972 darwin_macosx_version_min to be non-NULL always.
2973 (TARGET_C99_FUNCTIONS): Likewise.
2974 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2975 (DARWIN_MINVERSION_SPEC): New.
2976 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2977 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2979 (DARWIN_MINVERSION_SPEC): New.
2980 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2982 * config/darwin-c.c (darwin_cpp_builtins): Expect
2983 darwin_macosx_version_min to be non-NULL always.
2985 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2987 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/i386.h (x86_use_xchgb): New.
2990 (TARGET_USE_XCHGB): New macro.
2991 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2992 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2993 Split after reload into bswaphi for shifts of 8.
2994 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2995 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2996 or when optimizing for size.
2998 2007-02-16 Richard Guenther <rguenther@suse.de>
2999 Christian Bruel <christian.bruel@st.com>
3001 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3002 DECLs but prefer SSA_NAMEs over DECLs.
3004 2007-02-16 Richard Guenther <rguenther@suse.de>
3006 * tree-flow-inline.h (single_imm_use_p): Remove.
3007 (zero_imm_uses_p): Likewise.
3008 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3009 instead of single_imm_use_p.
3010 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3013 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3016 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3017 nested double- and backquotes.
3019 2007-02-15 Roger Sayle <roger@eyesopen.com>
3022 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3023 should be unreachable.
3024 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3025 For the time being redirect GIMPLE_MODIFY_STMT to the new
3026 (renamed) build_gimple_modify_stmt_stat.
3027 (build2_gimple_stat): Rename to...
3028 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3029 Always build a GIMPLE_MODIFY_STMT node.
3030 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3031 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3034 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3035 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3036 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3037 expand_complex_div_wide): Likewise.
3038 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3039 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3040 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3041 * tree-ssa-loop-manip.c (create_iv): Likewise.
3042 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3043 abs_replacement): Likewise.
3044 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3045 realify_fake_stores): Likewise.
3047 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3048 node rather than a GIMPLE_MODIFY_STMT node.
3049 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3050 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3052 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3053 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3056 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3059 * fold-const.c (fold_comparison): Add back the
3060 folding of constant complex comparisions.
3062 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3065 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3066 effects unknown to this function, return early.
3068 2007-02-15 Ian Lance Taylor <iant@google.com>
3070 * lower-subreg.c (move_eh_region_note): New static function.
3071 (resolve_simple_move): Call it.
3072 (decompose_multiword_subregs): Track blocks for which we resolve a
3073 simple move which is also a control flow insn. Pass them to
3074 find_many_sub_basic_blocks.
3075 (pass_lower_subreg): Add TODO_verify_flow.
3076 (pass_lower_subreg2): Likewise.
3078 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3079 Brooks Moses <brooks.moses@codesourcery.com>
3080 Lee Millward <lee.millward@codesourcery.com>
3082 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3083 (VL_EXP_CLASS_P): New.
3084 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3086 (TREE_OPERAND_CHECK_CODE): Likewise.
3087 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3088 (TREE_RTL_OPERAND_CHECK): Likewise.
3089 (tree_operand_check_failed): Make second parameter the whole tree
3090 instead of its code. Fixed callers.
3091 (VL_EXP_CHECK): New.
3092 (TREE_OPERAND_LENGTH): New.
3093 (VL_EXP_OPERAND_LENGTH): New.
3094 (CALL_EXPR_FN): New.
3095 (CALL_EXPR_STATIC_CHAIN): New.
3096 (CALL_EXPR_ARGS): New.
3097 (CALL_EXPR_ARG): New.
3098 (call_expr_nargs): New.
3099 (CALL_EXPR_ARGP): New.
3100 (build_nt_call_list): Declare.
3101 (build_vl_exp_stat): Declare.
3102 (build_vl_exp): New.
3103 (build_call_list): Declare.
3104 (build_call_nary): Declare.
3105 (build_call_valist): Declare.
3106 (build_call_array): Declare.
3107 (call_expr_arg): Declare.
3108 (call_expr_argp): Declare.
3109 (call_expr_arglist): Declare.
3110 (fold_build_call_list): Declare.
3111 (fold_build_call_list_initializer): Declare.
3112 (fold_call_expr): Declare to replace fold_builtin.
3113 (fold_builtin_fputs): Update to agree with modified definition.
3114 (fold_builtin_strcpy): Likewise.
3115 (fold_builtin_strncpy): Likewise.
3116 (fold_builtin_memory_chk): Likewise.
3117 (fold_builtin_stxcpy_chk): Likewise.
3118 (fold_builtin_strncpy_chk): Likewise.
3119 (fold_builtin_next_arg): Likewise.
3120 (fold_build_call_expr): Declare.
3121 (fold_builtin_call_list): Declare.
3122 (fold_builtin_call_valist): Declare.
3123 (build_call_expr): Declare.
3124 (validate_arglist): Update to agree with modified definition.
3125 (tree_operand_length): New.
3126 (call_expr_arg_iterator): New.
3127 (init_call_expr_arg_iterator): New.
3128 (next_call_expr_arg): New.
3129 (first_call_expr_arg): New.
3130 (more_call_expr_args_p): New.
3131 (FOR_EACH_CALL_EXPR_ARG): New.
3133 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3134 and tcc_gimple_stmt.
3135 (tree_code_size): Update documentation. Use sizeof (tree) rather
3136 than sizeof (char *).
3137 (tree_size): Likewise. Add case for tcc_vl_exp.
3138 (tree_node_structure): Add case for tcc_vl_exp.
3139 (contains_placeholder_p): Likewise.
3140 (substitute_in_expr): Likewise.
3141 (substitute_placeholder_in_expr): Likewise.
3142 (stabilize_reference_1): Likewise.
3143 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3144 to diagnose breakage of this interface for constructing CALL_EXPRs.
3145 (build_nt): Add similar assertion here.
3146 (build_nt_call_list): New.
3147 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3148 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3150 (get_callee_fndecl): Use new CALL_EXPR accessors.
3151 (tree_operand_check_failed): Change parameters to pass entire node
3152 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3153 (process_call_operands): New.
3154 (build_vl_exp_stat): New.
3155 (build_call_list): New.
3156 (build_call_nary): New.
3157 (build_call_valist): New.
3158 (build_call_array): New.
3159 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3160 (call_expr_arglist): New.
3162 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3163 tcc_vl_exp instead of a fixed-size tcc_expression.
3165 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3166 accessors for CALL_EXPRs.
3167 (AGGR_INIT_EXPR): Likewise.
3169 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3170 Brooks Moses <brooks.moses@codesourcery.com>
3171 Lee Millward <lee.millward@codesourcery.com>
3173 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3174 (expand_builtin_nonlocal_goto): Change parameter to be entire
3175 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3176 (expand_builtin_prefetch): Likewise.
3177 (expand_builtin_classify_type): Likewise.
3178 (mathfn_built_in): Return NULL_TREE instead of 0.
3179 (expand_errno_check): Use new CALL_EXPR accessors.
3180 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3181 Return NULL_RTX instead of 0.
3182 (expand_builtin_mathfn_2): Likewise.
3183 (expand_builtin_mathfn_3): Likewise.
3184 (expand_builtin_interclass_mathfn): Likewise.
3185 (expand_builtin_sincos): Likewise.
3186 (expand_builtin_cexpi): Likewise.
3187 (expand_builtin_int_roundingfn): Likewise.
3188 (expand_builtin_int_roundingfn_2): Likewise.
3189 (expand_builtin_pow): Likewise.
3190 (expand_builtin_powi): Likewise.
3191 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3192 of arglist, fixing callers appropriately. Use new CALL_EXPR
3193 accessors and constructors. Return NULL_RTX instead of 0.
3194 (expand_builtin_strstr): Likewise.
3195 (expand_builtin_strchr): Likewise.
3196 (expand_builtin_strrchr): Likewise.
3197 (expand_builtin_strpbrk): Likewise.
3198 (expand_builtin_memcpy): Likewise.
3199 (expand_builtin_mempcpy): Likewise.
3200 (expand_builtin_mempcpy_args): New.
3201 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3202 (expand_builtin_memmove_args): New.
3203 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3204 (expand_movstr): Likewise.
3205 (expand_builtin_strcpy): Likewise.
3206 (expand_builtin_strcpy_args): New.
3207 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3208 (expand_builtin_strncpy): Likewise.
3209 (expand_builtin_memset): Likewise.
3210 (expand_builtin_memset_args): New.
3211 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3212 (expand_builtin_memcmp): Likewise.
3213 (expand_builtin_strcmp): Likewise.
3214 (expand_builtin_strncmp): Likewise.
3215 (expand_builtin_strcat): Likewise.
3216 (expand_builtin_strncat): Likewise.
3217 (expand_builtin_strspn): Likewise.
3218 (expand_builtin_strcspn): Likewise.
3219 (expand_builtin_args_info): Likewise.
3220 (expand_builtin_va_start): Likewise.
3221 (gimplify_va_arg_expr): Likewise.
3222 (expand_builtin_va_end): Likewise.
3223 (expand_builtin_va_copy): Likewise.
3224 (expand_builtin_frame_address): Likewise.
3225 (expand_builtin_alloca): Likewise.
3226 (expand_builtin_bswap): Likewise.
3227 (expand_builtin_unop): Likewise.
3228 (expand_builtin_fputs): Likewise.
3229 (expand_builtin_expect): Likewise.
3230 (expand_builtin_fabs): Likewise.
3231 (expand_builtin_copysign): Likewise.
3232 (expand_builtin_printf): Likewise.
3233 (expand_builtin_fprintf): Likewise.
3234 (expand_builtin_sprintf): Likewise.
3235 (expand_builtin_init_trampoline): Likewise.
3236 (expand_builtin_signbit): Likewise.
3237 (expand_builtin_fork_or_exec): Likewise.
3238 (expand_builtin_sync_operation): Likewise.
3239 (expand_builtin_compare_and_swap): Likewise.
3240 (expand_builtin_lock_test_and_set): Likewise.
3241 (expand_builtin_lock_release): Likewise.
3242 (expand_builtin): Likewise.
3243 (builtin_mathfn_code): Likewise.
3245 (fold_builtin_constant_p): Pass call arguments individually instead
3246 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3247 accessors and constructors. Return NULL_TREE instead of 0.
3248 (fold_builtin_expect): Likewise.
3249 (fold_builtin_classify_type): Likewise.
3250 (fold_builtin_strlen): Likewise.
3251 (fold_builtin_nan): Likewise.
3252 (integer_valued_real_p): Likewise.
3253 (fold_trunc_transparent_mathfn): Likewise.
3254 (fold_fixed_mathfn): Likewise.
3255 (fold_builtin_cabs): Likewise.
3256 (fold_builtin_sqrt): Likewise.
3257 (fold_builtin_cbrt): Likewise.
3258 (fold_builtin_cos): Likewise.
3259 (fold_builtin_cosh): Likewise.
3260 (fold_builtin_tan): Likewise.
3261 (fold_builtin_sincos): Likewise.
3262 (fold_builtin_cexp): Likewise.
3263 (fold_builtin_trunc): Likewise.
3264 (fold_builtin_floor): Likewise.
3265 (fold_builtin_ceil): Likewise.
3266 (fold_builtin_round): Likewise.
3267 (fold_builtin_int_roundingfn): Likewise.
3268 (fold_builtin_bitop): Likewise.
3269 (fold_builtin_bswap): Likewise.
3270 (fold_builtin_logarithm): Likewise.
3271 (fold_builtin_hypot): Likewise.
3272 (fold_builtin_pow): Likewise.
3273 (fold_builtin_powi): Likewise.
3274 (fold_builtin_exponent): Likewise.
3275 (fold_builtin_memset): Likewise.
3276 (fold_builtin_bzero): Likewise.
3277 (fold_builtin_memory_op): Likewise.
3278 (fold_builtin_bcopy): Deleted; call site changed to invoke
3279 fold_builtin_memory_op directly.
3280 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3281 (fold_builtin_strncpy): Likewise.
3282 (fold_builtin_memcmp): Likewise.
3283 (fold_builtin_strcmp): Likewise.
3284 (fold_builtin_strncmp): Likewise.
3285 (fold_builtin_signbit): Likewise.
3286 (fold_builtin_copysign): Likewise.
3287 (fold_builtin_isascii): Likewise.
3288 (fold_builtin_toascii): Likewise.
3289 (fold_builtin_isdigit): Likewise.
3290 (fold_builtin_fabs): Likewise.
3291 (fold_builtin_abs): Likewise.
3292 (fold_builtin_fmin_fmax): Likewise.
3293 (fold_builtin_carg): Likewise.
3294 (fold_builtin_classify): Likewise.
3295 (fold_builtin_unordered_cmp): Likewise.
3297 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3298 New functions split out from fold_builtin_1.
3299 (fold_builtin_n): New.
3300 (fold_builtin_varargs): New.
3301 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3303 (fold_call_expr): New.
3304 (build_function_call_expr): Rewrite to use new helper function.
3305 (fold_builtin_call_list): New.
3306 (build_call_expr): New.
3307 (fold_builtin_call_valist): New.
3308 (rewrite_call_expr): New.
3309 (validate_arg): New.
3310 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3311 of an arglist. Change return type to bool. Use new CALL_EXPR
3314 (fold_builtin_strstr): Pass call arguments individually instead
3315 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3316 accessors and constructors. Return NULL_TREE instead of 0.
3317 (fold_builtin_strchr): Likewise.
3318 (fold_builtin_strrchr): Likewise.
3319 (fold_builtin_strpbrk): Likewise.
3320 (fold_builtin_strcat): Likewise.
3321 (fold_builtin_strncat): Likewise.
3322 (fold_builtin_strspn): Likewise.
3323 (fold_builtin_strcspn): Likewise.
3324 (fold_builtin_fputs): Likewise.
3325 (fold_builtin_next_arg): Likewise.
3326 (fold_builtin_sprintf): Likewise.
3328 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3329 NULL_RTX instead of 0.
3330 (expand_builtin_memory_chk): Likewise.
3331 (maybe_emit_chk_warning): Likewise.
3332 (maybe_emit_sprintf_chk_warning): Likewise.
3334 (fold_builtin_object_size): Pass call arguments individually instead
3335 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3336 accessors and constructors. Return NULL_TREE instead of 0.
3337 (fold_builtin_memory_chk): Likewise.
3338 (fold_builtin_stxcpy_chk): Likewise.
3339 (fold_builtin_strncpy_chk): Likewise.
3340 (fold_builtin_strcat_chk): Likewise.
3341 (fold_builtin_strcat_chk): Likewise.
3342 (fold_builtin_strncat_chk): Likewise.
3343 (fold_builtin_sprintf_chk): Likewise.
3344 (fold_builtin_snprintf_chk): Likewise.
3345 (fold_builtin_printf): Likewise.
3346 (fold_builtin_vprintf): Likewise.
3348 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3350 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3351 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3352 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3353 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3354 (fold_unary): Likewise.
3355 (fold_binary): Likewise.
3356 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3357 ternary expressions.
3358 (fold): Add logic for tcc_vl_exp.
3359 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3360 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3361 (fold_build3_stat): Add assertion to flag broken interface for
3362 constructing CALL_EXPRs.
3363 (fold_build_call_list): New.
3364 (fold_build_call_list_initializer): New.
3365 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3367 (fold_strip_sign_ops): Likewise.
3369 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3370 Brooks Moses <brooks.moses@codesourcery.com>
3371 Lee Millward <lee.millward@codesourcery.com>
3373 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3374 accessors and dump arguments explicitly.
3376 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3378 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3380 (print_call_name): Use new CALL_EXPR accessors.
3382 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3383 CALL_EXPR arguments explicitly instead of as a list. Use
3384 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3386 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3387 (vrp_visit_stmt): Likewise.
3389 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3390 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3392 (force_move_till_expr): Likewise.
3394 * targhooks.c (default_external_stack_protect_fail): Use
3395 build_call_expr instead of build_function_call_expr.
3396 (default_hidden_stack_protect_fail): Likewise.
3398 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3401 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3402 and walk arguments explicitly.
3404 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3406 (expand_simple_operations): Likewise.
3407 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3409 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3410 of TREE_CODE_LENGTH.
3411 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3413 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3414 instead of TREE_CODE_LENGTH.
3416 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3417 (tree_ic_transform): Likewise.
3418 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3419 parameter instead of arglist. Fix callers.
3420 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3421 (tree_stringops_transform): Likewise.
3422 (tree_indirect_call_to_profile): Likewise.
3423 (tree_stringops_values_to_profile): Likewise.
3425 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3426 (eliminate_tail_call): Likewise.
3428 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3430 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3431 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3433 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3435 * omp-low.c (build_omp_barrier): Use build_call_expr.
3436 (lower_rec_input_clauses): Likewise.
3437 (lower_reduction_clauses): Likewise.
3438 (expand_parallel_call): Likewise.
3439 (maybe_catch_exception): Likewise.
3440 (expand_omp_for_generic): Likewise.
3441 (expand_omp_for_static_nochunk): Likewise.
3442 (expand_omp_sections): Likewise.
3443 (lower_omp_single_simple): Likewise.
3444 (lower_omp_single_copy): Likewise.
3445 (lower_omp_master): Likewise.
3446 (lower_omp_ordered): Likewise.
3447 (lower_omp_critical): Likewise.
3449 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3450 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3452 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3453 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3454 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3456 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3457 and generalize to handle any number of operands.
3458 (chrec_contains_undetermined): Likewise.
3459 (tree_contains_chrecs): Likewise.
3460 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3462 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3464 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3465 fold_call_expr instead of fold_builtin.
3466 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3467 match declarations there.
3468 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3471 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3472 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3474 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3475 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3477 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3480 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3481 (execute_cse_sincos): Use new CALL_EXPR accessors.
3483 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3485 * gimple-low.c (lower_function_body): Use build_call_expr.
3486 (lower_builtin_setjmp): Likewise.
3488 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3489 (set_storage_via_libcall): Likewise.
3490 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3491 instead of TREE_CODE_LENGTH.
3492 (expand_expr_real_1): Use new CALL_EXPR accessors.
3494 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3495 generalize to handle any number of operands.
3496 (TB_parent_eq): Likewise.
3498 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3499 (strip_builtin_expect): Likewise.
3501 * function.c (gimplify_parameters): Use build_call_expr.
3503 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3504 instead of TREE_CODE_LENGTH.
3506 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3507 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3509 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3512 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3513 (gimplify_decl_expr): Likewise.
3514 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3515 Use new CALL_EXPR iterators.
3516 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3517 (gimplify_modify_expr_to_memset): Likewise.
3518 (gimplify_variable_sized_compare): Likewise.
3519 (gimplify_omp_atomic_fetch_op): Likewise.
3520 (gimplify_omp_atomic_pipeline): Likewise.
3521 (gimplify_omp_atomic_mutex): Likewise.
3522 (gimplify_function_tree): Likewise.
3524 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3525 (call_expr_flags): Likewise.
3526 (expand_call): Likewise.
3528 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3529 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3532 * coverage.c (create_coverage): Use build_call_expr.
3534 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3535 (temp_call_expr_obstack): New.
3536 (pool_copy_list): Delete.
3537 (temp_copy_call_expr): New.
3538 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3539 CALL_EXPR accessors. Get rid of special goo for copying argument
3540 lists and use temp_copy_call_expr instead.
3541 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3542 CALL_EXPR accessors.
3543 (create_expression_by_pieces): Likewise. Use build_call_array
3544 to construct the result instead of fold_build3.
3545 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3546 dealing with argument lists.
3547 (init_pre): Remove references to expression_node_pool and
3548 list_node_pool. Init temp_call_expr_obstack instead.
3549 (fini_pre): Remove references to expression_node_pool and
3552 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3553 and walk arguments explicitly instead of as a list.
3555 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3556 (mx_register_decls): Likewise.
3557 (mudflap_register_call): Likewise.
3558 (mudflap_finish_file): Likewise.
3560 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3561 (ipa_callsite_compute_param): Likewise.
3563 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3564 accessors and constructor.
3566 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3567 accessors and constructor.
3568 (convert_tramp_reference): Likewise.
3569 (convert_call_expr): Likewise.
3570 (finalize_nesting_tree_1): Likewise.
3572 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3575 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3577 * tree-inline.c (initialize_inlined_parameters): Pass entire
3578 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3580 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3581 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3583 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3584 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3585 (vectorizable_reduction): Likewise.
3586 (vectorizable_call): Use new CALL_EXPR iterators.
3587 (vectorizable_conversion): Use build_call_expr.
3588 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3589 (vect_gen_widened_results_half): Use build_call_expr.
3590 (vect_setup_realignment): Likewise.
3591 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3593 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3594 (pass_through_call): Likewise.
3595 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3598 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3599 (tree_gen_pow2_profiler): Likewise.
3600 (tree_gen_one_value_profiler): Likewise.
3601 (tree_gen_ic_func_profiler): Likewise.
3602 (tree_gen_average_profiler): Likewise.
3603 (tree_gen_ior_profiler): Likewise.
3605 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3606 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3607 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3609 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3610 of TREE_CODE_LENGTH.
3612 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3613 of TREE_CODE_LENGTH.
3615 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3617 (convert_to_integer): Likewise.
3619 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3622 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3623 Brooks Moses <brooks.moses@codesourcery.com>
3624 Lee Millward <lee.millward@codesourcery.com>
3626 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3628 * config/frv/frv.c (frv_expand_builtin): Likewise.
3629 * config/s390/s390.c (s390_expand_builtin): Likewise.
3631 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3632 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3634 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3635 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3636 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3637 (ix86_expand_store_builtin): Likewise.
3638 (ix86_expand_unop_builtin): Likewise.
3639 (ix86_expand_unop1_builtin): Likewise.
3640 (ix86_expand_sse_compare): Likewise.
3641 (ix86_expand_sse_comi): Likewise.
3642 (ix86_expand_vec_init_builtin): Likewise.
3643 (ix86_expand_vec_ext_builtin): Likewise.
3644 (ix86_expand_vec_set_builtin): Likewise.
3645 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3647 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3648 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3650 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3651 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3652 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3654 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3656 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3657 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3658 arglist. Use new CALL_EXPR accessors. Fix callers.
3659 (altivec_expand_abs_builtin): Likewise.
3660 (rs6000_expand_binop_builtin): Likewise.
3661 (altivec_expand_predicate_builtin): Likewise.
3662 (altivec_expand_lv_builtin): Likewise.
3663 (spe_expand_stv_builtin): Likewise.
3664 (altivec_expand_stv_builtin): Likewise.
3665 (rs6000_expand_ternop_builtin): Likewise.
3666 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3667 (altivec_expand_st_builtin): Likewise.
3668 (altivec_expand_dst_builtin): Likewise.
3669 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3670 arglist. Use new CALL_EXPR accessors. Fix callers.
3671 (altivec_expand_vec_set_builtin): Likewise.
3672 (altivec_expand_vec_ext_builtin): Likewise.
3673 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3674 (spe_expand_builtin): Likewise.
3675 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3676 arglist. Use new CALL_EXPR accessors. Fix callers.
3677 (spe_expand_evsel_builtin): Likewise.
3678 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3679 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3681 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3682 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3683 (arm_expand_unop_builtin): Likewise.
3684 (arm_expand_builtin): Use new CALL_EXPR accessors.
3686 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3689 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3690 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3691 (bfin_expand_unop_builtin): Likewise.
3692 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3694 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3695 Brooks Moses <brooks.moses@codesourcery.com>
3696 Lee Millward <lee.millward@codesourcery.com>
3698 * c-semantics.c (build_stmt): Add internal diagnostic check.
3700 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3701 accessors. Print arguments explicitly instead of as a list.
3703 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3705 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3706 (c_finish_omp_flish): Likewise.
3708 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3709 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3710 instead of TREE_CODE_LENGTH.
3711 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3712 (c_warn_unused_result): Likewise.
3714 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3717 * doc/invoke.texi (Warning Options): Remove
3718 -Werror-implicit-function-declaration.
3719 (Wimplicit-function-declaration): Update description.
3720 * opts.c (common_handle_option): Move handling of -Werror=* to...
3721 (enable_warning_as_error): ...here.
3722 * opts.h (enable_warning_as_error): Declare.
3723 * c-decl.c (implicit_decl_warning): Unless
3724 -Wno-implicit-function-declaration is given, emit a pedwarn if
3725 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3726 * c.opt (Wimplicit-function-declaration): Replace
3727 mesg_implicit_function_declaration with
3728 warn_implicit_function_declaration.
3729 * c-opts.c (c_common_handle_option):
3730 -Werror-implicit-function-declaration is exactly equal as
3731 -Werror=implicit-function-declaration.
3732 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3733 warn_implicit_function_declaration.
3734 (c_common_post_options): -Wimplict-function-declaration is enabled
3735 by default by -std=c99, otherwise is disabled by default.
3736 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3738 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3740 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3741 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3742 former is ignored but not the latter.
3744 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3746 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3747 is made and the reference doesn't use the alias set of its type,
3748 do not create the temporary using that type.
3750 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3752 * jump.c: Remove prototypes for delete_computation and
3753 delete_prior_computation.
3755 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3757 * jump.c (get_label_after): Delete.
3758 (get_label_before, delete_computation, delete_jump,
3759 delete_prior_computation, follow_jumps): Move...
3760 * reorg.c (delete_computation, delete_prior_computation): ... here...
3761 (get_label_before, delete_jump): ... making these static ...
3762 (follow_jumps): ... and simplifying this since it only runs after
3764 * rtl.h (get_label_after, get_label_before, delete_jump,
3765 follow_jumps): Delete prototypes.
3767 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3769 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3771 2007-02-15 Nick Clifton <nickc@redhat.com>
3773 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3774 order to prevent it from being munged by the target.
3776 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.md: Remove misleading comment.
3780 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3782 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3783 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3788 * tree-sra.c (instantiate_missing_elements): Canonicalize
3790 (sra_build_assignment): New.
3791 (generate_copy_inout, generate_element_copy,
3792 generate_element_zero, generate_one_element_init): Use it.
3794 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3796 * tree-sra.c (instantiate_missing_elements): Canonicalize
3798 (sra_build_assignment): New.
3799 (generate_copy_inout, generate_element_copy,
3800 generate_element_zero, generate_one_element_init): Use it.
3802 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3804 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3807 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3809 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3810 types as aggregates not scalars.
3811 * function.c (assign_stack_temp_for_type): Likewise.
3813 2007-02-14 Roger Sayle <roger@eyesopen.com>
3814 Zdenek Dvorak <dvorakz@suse.cz>
3816 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3819 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3821 * passes.c (next_pass_1): Clear the next field of the copied
3824 2007-02-14 Richard Henderson <rth@redhat.com>
3826 * tree-sra.c (early_sra): New.
3827 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3828 (tree_sra_early, pass_sra_early): New.
3829 * tree-pass.h (pass_sra_early): Declare.
3830 * passes.c (init_optimization_passes): Use it.
3832 2007-02-14 Richard Guenther <rguenther@suse.de>
3834 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3836 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3838 PR tree-optimization/30771
3839 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3841 (vect_analyze_operations): Induction phis can now be marked as
3843 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3844 Update documentation accordingly.
3846 2007-02-14 Nick Clifton <nickc@redhat.com>
3848 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3849 most 3 arguments are supported.
3850 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3852 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3854 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3855 Ensure dst->current is valid.
3857 2007-02-13 Paul Brook <paul@codesourcery.com>
3859 * config.gcc: Add arm*-*-uclinux-*eabi.
3860 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3861 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3862 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3863 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3864 (LINK_SPEC): Define.
3866 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3868 * config/arm/uclinux-eabi.h: New file.
3869 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3870 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3873 2007-02-13 Ian Lance Taylor <iant@google.com>
3875 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3876 * flags.h (warn_strict_overflow): Declare.
3877 (enum warn_strict_overflow_code): Define.
3878 (issue_strict_overflow_warning): New static inline function.
3879 * opts.c (warn_strict_overflow): New variable.
3880 (common_handle_option): Handle OPT_Wstrict_overflow and
3881 OPT_Wstrict_overflow_.
3882 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3884 * fold-const.c: Include intl.h.
3885 (fold_deferring_overflow_warnings): New static variable.
3886 (fold_deferred_overflow_warning): New static variable.
3887 (fold_deferred_overflow_code): New static variable.
3888 (fold_defer_overflow_warnings): New function.
3889 (fold_undefer_overflow_warnings): New function.
3890 (fold_undefer_and_ignore_overflow_warnings): New function.
3891 (fold_deferring_overflow_warnings_p): New function.
3892 (fold_overflow_warning): New static function.
3893 (make_range): Add strict_overflow_p parameter. Change all
3895 (extract_muldiv, extract_muldiv_1): Likewise.
3896 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3897 tree_expr_nonnegative_p.
3898 (fold_negate_expr): Call fold_overflow_warning.
3899 (fold_range_test): Likewise.
3900 (fold_comparison): Likewise.
3901 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3902 instead of tree_expr_nonnegative_p.
3903 (tree_expr_nonnegative_warnv_p): Rename from
3904 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3905 (tree_expr_nonnegative_p): New function.
3906 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3907 strict_overflow_p parameter.
3908 (tree_expr_nonzero_p): New function.
3909 * passes.c (verify_interpass_invariants): New static function.
3910 (execute_one_pass): Call it.
3911 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3913 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3914 (estimate_numbers_of_iterations): Likewise.
3915 (scev_probably_wraps_p): Likewise.
3916 * tree-ssa-ccp.c: Include "toplev.h".
3917 (evaluate_stmt): Defer fold overflow warnings until we know we are
3919 (struct fold_stmt_r_data): Add stmt field.
3920 (fold_stmt_r): Defer fold overflow warnings until we know we
3922 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3923 (fold_stmt_inplace): Likewise.
3924 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3925 (cleanup_control_expr_graph): Defer fold overflow warnings until
3926 we know we are going to optimize.
3927 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3928 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3930 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3931 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3932 * tree-ssa-loop-manip.c (create_iv): Likewise.
3933 * c-typeck.c (build_conditional_expr): Likewise.
3934 (build_binary_op): Likewise.
3935 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3936 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3937 (extract_range_from_unary_expr): Likewise.
3938 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3939 assuming that signed overflow does not occur.
3940 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3941 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3942 (fold_defer_overflow_warnings): Declare.
3943 (fold_undefer_overflow_warnings): Declare.
3944 (fold_undefer_and_ignore_overflow_warnings): Declare.
3945 (fold_deferring_overflow_warnings_p): Declare.
3946 (tree_expr_nonzero_warnv_p): Declare.
3947 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3949 (Warning Options): Document -Wstrict-overflow.
3950 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3951 (tree-ssa-ccp.o): Likewise.
3952 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3953 (fold-const.o): Depend on intl.h.
3955 2007-02-13 Ian Lance Taylor <iant@google.com>
3958 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3961 2007-02-13 Stuart Hastings <stuart@apple.com>
3963 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3965 2007-02-13 Richard Henderson <rth@redhat.com>
3967 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3968 handled_component_p before looking for the indirect_ref.
3970 2007-02-13 Richard Henderson <rth@redhat.com>
3972 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3973 remove flags clobber.
3974 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3975 (bswaphi_lowpart): New.
3976 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3977 remove TARGET_BSWAP test. Delete expander of the same name.
3979 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3980 (expand_unop): Use them.
3982 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3985 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3986 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3987 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3988 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3989 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3990 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3991 assembler dialect choice from asm templates.
3993 2007-02-12 Richard Henderson <rth@redhat.com>
3995 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3996 (fixuns_trunc<SSEMODEF>si2): Use it.
3997 * config/i386/sse.md (vec_setv4sf_0): Export.
3998 * config/i386/i386.c (ix86_build_const_vector): Export.
3999 (ix86_split_convert_uns_si_sse): Rename from
4000 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4001 * config/i386/i386-protos.h: Update.
4003 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4006 * c-typeck.c (c_finish_return): Improve warning message.
4008 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4010 * alias.c (find_symbolic_term): Delete unused function.
4012 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4015 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4016 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4018 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4020 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4021 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4022 the function, temporarily point the debug interface to the null one.
4024 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4026 * dwarf2out.c (round_up_to_align): New static function.
4027 (field_byte_offset): Use it to round the offset.
4029 2007-02-12 Richard Henderson <rth@redhat.com>
4031 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4032 (inswl_const): Export.
4034 2007-02-12 Richard Henderson <rth@redhat.com>
4036 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4037 result mode of the libcall, convert back to outmode.
4039 2007-02-12 Roger Sayle <roger@eyesopen.com>
4041 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4042 (bswapdi2): New define_expand to implement 32-bit implementation.
4044 2007-02-12 Nick Clifton <nickc@redhat.com>
4046 * doc/invoke.texi (Overall Options): Document --help=.
4047 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4048 (cc1_options): Pass --help= on to cc1.
4049 (display_help): Add description of --help=.
4050 (process_command): Add code to handle --help=. Allow translated
4051 --help and --target-help switches to be passed on to compiler
4053 (main): Remove unused if statement.
4054 * opts.c (columns): Remove.
4055 (LEFT_COLUMN): Define.
4056 (wrap_help): Add columns argument.
4057 (print_filtered_help): Change parameters to be an include bitmask,
4058 an exclude bitmask, an any bitmask and the column width. Move the
4059 code to display the params list here. Add code to display the
4060 status of options rather than their descriptions if the quiet flag
4062 (print_specific_help): Change parameters to be an include bitmask,
4063 an exclude bitmask and an any bitmask. Move code to look up the
4064 column width here. Decide upon the title for an options listing.
4065 (common_handle_options): Add code to handle --help=. Adapt code
4066 for --help and --target-help to use the revised form of the
4067 print_specific_help function.
4068 (print_help): Delete.
4069 (print_param_help): Delete.
4070 (print_switch): Delete.
4071 * opts.h (cl_lang_count): Add prototype.
4072 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4073 CL_MAX_OPTION_CLASS): New defines.
4074 * optc-gen.awk: Add construction of cl_lang_count.
4075 * c.opt: Add Warning attribute to warning options and Optimization
4076 attribute to optimization options.
4077 * common.opt: Likewise.
4079 Add -fhelp and -ftarget-help as aliases for the transformed --help
4080 and --target-help options.
4081 * opt-functions.awk: Add code to handle Warning and Optimization
4084 2007-02-12 Richard Henderson <rth@redhat.com>
4086 * config/alpha/constraints.md: New file.
4087 * config/alpha/alpha.c: Include tm-constrs.h.
4088 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4089 alpha_extra_constraint): Remove.
4090 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4091 * config/alpha/alpha-protos.h: Update.
4092 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4093 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4094 (EXTRA_CONSTRAINT): Remove.
4095 * config/alpha/alpha.md: Include constraints.md.
4096 (adddi splitter): Use satisfies_constraint_*.
4097 * config/alpha/predicates.md (add_operand): Likewise.
4098 (sext_add_operand, addition_operation): Likewise.
4100 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4102 PR tree-optimization/29145
4103 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4104 in our handling of restrict qualified pointers.
4106 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4109 * doc/invoke.texi (Wunused-value): Update description.
4110 (Wextra): Delete item.
4111 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4112 value of Wunused-value.
4113 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4114 (c_finish_stmt_expr): Don't check extra_warnings.
4115 (emit_side_effect_warnings): The caller is responsible to check
4118 2007-02-11 Roger Sayle <roger@eyesopen.com>
4119 Matt Thomas <matt@3am-software.com>
4121 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4123 2007-02-11 Roger Sayle <roger@eyesopen.com>
4125 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4126 comparisons of POPCOUNT against zero.
4127 (simplify_const_relational_operation): Likewise.
4129 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4131 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4133 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4135 * dwarf2out.c (root_type): Delete unused function.
4137 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4139 * genattrtab.c (contained_in_p): Delete unused function.
4140 (write_expr_attr_cache): Likewise.
4142 2007-02-11 Jan Hubicka <jh@suse.cz>
4144 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4147 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4149 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4150 to add the REG_EQ* note.
4151 * see.c (see_merge_one_use_extension): Likewise.
4152 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4153 turn REG_EQUAL notes into REG_EQUIV notes if the target
4154 register may have more than one set.
4155 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4156 * gcse.c (try_replace_reg): Likewise.
4157 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4158 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4159 more than one REG_EQUIV note.
4160 * reload1.c (gen_reload): Use set_unique_reg_note.
4162 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4164 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4165 (ix86_builtin_conversion): New function.
4167 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4170 * tree.h (DECL_REPLACEABLE_P): New macro.
4171 * except.c (set_nothrow_function_flags): Likewise.
4173 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4174 Ira Rosen <irar@il.ibm.com>
4175 Dorit Nuzman <dorit@il.ibm.com>
4177 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4178 * targhooks.c (default_builtin_vectorized_conversion): New.
4179 * targhooks.h (default_builtin_vectorized_function): New declaration.
4180 * target.h (struct vectorize): Add builtin_conversion field.
4181 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4182 stmt_vec_info_type value.
4183 (vectorizable_conversion): New declaration.
4184 * tree-vect-analyze.c (vect_analyze_operations): Add
4185 vectorizable_conversion call.
4186 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4187 * tree-vect-transform.c (vectorizable_conversion): New function.
4188 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4189 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4191 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4192 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4193 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4194 or ALTIVEC_BUILTIN_VCFSX.
4196 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4199 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4200 CONST_DOUBLE and operand 0 is a hard register.
4201 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4202 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4203 is a hard floating-point register.
4205 2007-02-10 Richard Henderson <rth@redhat.com>
4206 Jakub Jelinek <jakub@redhat.com>
4207 Alexandre Oliva <aoliva@redhat.com>
4209 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4210 * builtin-types.def (BT_WORD): Make unsigned.
4211 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4212 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4213 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4214 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4215 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4216 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4218 * expr.c (emutls_var_address): New.
4219 (expand_expr_real_1): Expand emulated tls.
4220 (expand_expr_addr_expr_1): Likewise.
4221 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4222 * output.h (emutls_finish): Declare.
4223 * toplev.c (compile_file): Call it.
4224 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4225 address before wrapping in CONST.
4226 * varasm.c (emutls_htab, emutls_object_type): New.
4227 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4228 (get_emutls_object_name, get_emutls_object_type): New.
4229 (get_emutls_init_templ_addr, emutls_decl): New.
4230 (emutls_common_1, emutls_finish): New.
4231 (assemble_variable): When emulating tls, swap decls; generate
4232 constructor for the emutls objects.
4233 (do_assemble_alias): When emulating tls, swap decl and target name.
4234 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4236 * varpool.c (decide_is_variable_needed): Look at force_output.
4237 Recurse for emulated tls.
4238 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4239 with decide_is_variable_needed.
4240 * emutls.c: New file.
4241 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4242 tls_object for real tls.
4244 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4246 PR rtl-optimization/29599
4247 * reload1.c (eliminate_regs_in_insn): Take the destination
4248 mode into account when computing the offset.
4250 2007-02-09 Stuart Hastings <stuart@apple.com>
4251 Richard Henderson <rth@redhat.com>
4253 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4254 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4255 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4256 fixuns_truncdfhi2): New.
4257 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4258 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4259 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4260 (floatunssidf2): Allow nonimmediate source.
4261 * gcc/config/i386/sse.md (movdi_to_sse): New.
4262 (vec_concatv2di): Drop '*'.
4263 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4264 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4265 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4267 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4268 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4269 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4270 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4271 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4272 ix86_build_const_vector.
4273 (x86_emit_floatuns): Rewrite.
4275 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4277 * genautomata.c (longest_path_length): Delete unused function.
4278 (struct state): Delete unused longest_path_length.
4279 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4280 (get_free_state): Delete unused.
4282 2007-02-09 Jan Hubicka <jh@suse.cz>
4284 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4285 * doc/invoke.texi (inline-unit-growth): Update default value.
4287 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4288 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4289 (rebuild_cgraph_edges): Likewise.
4290 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4291 (dump_cgraph_node): Dump frequencies.
4292 (cgraph_clone_edge): Add frequency scales.
4293 (cgraph_clone_node): Add freuqnecy.
4294 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4295 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4296 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4297 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4298 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4299 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4300 (save_inline_function_body): Likewise.
4301 * ipa-inline.c: inluce rtl.h
4302 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4303 (cgraph_edge_badness): Use frequencies.
4304 (cgraph_decide_recursive_inlining): Update clonning.
4305 (cgraph_decide_inlining_of_small_function): Dump frequency.
4306 * predict.c (estimate_bb_frequencies): Export.
4307 * predict.h (estimate_bb_frequencies): Declare.
4308 * tree-inline.c (copy_bb): Watch overflows.
4309 (expand_call_inline): Update call of cgraph_create_edge.
4310 (optimize_inline_calls): Use TODO flags to update frequnecies.
4311 * passes.h: Include predict.h
4312 (init_optimization_passes): Move profile ahead.
4313 (execute_function_todo): Handle TODO_rebuild_frequencies.
4315 2007-02-09 Roger Sayle <roger@eyesopen.com>
4317 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4318 the insbl or inswl pattern into a register.
4320 2007-02-09 Roger Sayle <roger@eyesopen.com>
4322 * config/ia64/ia64.md (bswapdi2): New define_insn.
4324 2007-02-09 Richard Henderson <rth@redhat.com>
4326 * config/i386/constraints.md (Ym): New constraint.
4327 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4328 (movdi_1_rex64): Split sse and xmm general register moves from
4329 memory move alternatives. Use conditional register constraints.
4330 (movsf_1, movdf_integer): Likewise.
4331 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4332 (movdf_integer_rex64): New.
4333 (pushsf_rex64): Fix output constraints.
4334 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4335 (sse2_stored): Likewise.
4336 (sse2_storeq_rex64): New.
4337 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4338 amd and not generic.
4339 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4340 for optimize_size. Remove SF/DFmode hack.
4342 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4344 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4347 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4348 Richard Sandiford <richard@codesourcery.com>
4350 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4351 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4352 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4353 m68k/t-mlib to tmake_file.
4354 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4355 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4356 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4357 Allow it to be cf or m68k. Set m68k_arch_family. If that
4358 variable is not empty, add t-$m68k_arch_family to tmake_file.
4359 Add t-mlibs to tmake_file.
4360 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4361 * config/m68k/t-cf: New file.
4362 * config/m68k/t-m68k: Likewise.
4363 * config/m68k/t-mlibs: Likewise.
4364 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4365 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4366 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4367 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4368 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4370 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4371 (INSTALL_LIBGCC): Delete.
4372 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4373 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4374 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4375 (M68K_MLIB_CPU): Define.
4376 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4377 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4378 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4380 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4381 Richard Guenther <rguenther@suse.de>
4384 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4385 against INT_MIN/INT_MAX.
4386 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4387 file if a loop is removed.
4389 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4391 * calls.c (store_one_arg): Pass correct alignment to
4392 emit_push_insn for non-BLKmode values.
4393 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4394 unaligned stack slot via a suitably aligned slot.
4396 2007-02-08 DJ Delorie <dj@redhat.com>
4398 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4400 (legal_subregs): Use unsigned char, make const.
4401 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4403 2007-02-08 Paul Brook <paul@codesourcery.com>
4405 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4406 special interworking needed.
4408 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4410 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4411 conditional to __SSE2__.
4412 (Entries below should have been added to first ChangeLog
4413 entry for amdfam10 dated 2007-02-05)
4414 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4416 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4418 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4421 2007-02-08 DJ Delorie <dj@redhat.com>
4423 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4424 * config/m32c/m32c.c (legal_subregs): New.
4425 (m32c_illegal_subreg_p): New.
4426 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4427 unsupported subregs of hard regs.
4429 2007-02-08 Jan Hubicka <jh@suse.cz>
4431 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4432 the same one; always update histograms.
4434 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4436 * passes.c (init_optimization_passes): Tidy comment.
4438 2007-02-08 Roger Sayle <roger@eyesopen.com>
4440 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4441 strip zero_extend, bswap and rotates from POCOUNT's argument.
4442 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4443 zero_extend and rotates from PARITY's argument.
4444 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4445 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4446 of an integer constant at compile-time.
4448 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4451 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4453 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4456 * tree-ssa-live.c (remove_unused_locals): Do not remove
4457 TREE_ADDRESSABLE variables.
4458 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4459 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4460 FOR_CLOBBER. Update all users.
4461 If VAR has an associated alias set, add a virtual operand for
4462 it if no alias is found to conflict with the memory reference.
4464 2007-02-07 Jan Hubicka <jh@suse.cz>
4465 Robert Kidd <rkidd@crhc.uiuc.edu>
4467 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4469 2007-02-07 Ian Lance Taylor <iant@google.com>
4471 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4473 2007-02-07 Roger Sayle <roger@eyesopen.com>
4475 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4476 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4477 tablejumpdi, movsi_to_cr_one): Remove constraints from
4478 define_expand's match_operands.
4480 2007-02-07 Roger Sayle <roger@eyesopen.com>
4482 * global.c (compute_regsets): Move declatation of "i" inside of
4483 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4485 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4488 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4489 of INDIRECT_REF <RESULT_DECL>.
4491 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4493 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4494 Kaz Kojima <kkojima@gcc.gnu.org>
4497 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4499 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4501 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4503 * doc/loop.texi: Document possibility not to perform disambiguation
4504 of loops with multiple latches.
4505 * cfgloopmanip.c (alp_enum_p): Removed.
4506 (add_loop): Handle subloops. Use get_loop_body_with_size.
4507 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4508 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4509 the new forwarder block.
4510 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4511 Handle the case latch is NULL.
4512 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4513 when marking loop exits.
4514 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4516 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4517 disambiguate_loops_with_multiple_latches.
4518 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4519 before fix_loop_structure.
4520 * cfgloop.c: Include pointer-set.h and output.h.
4521 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4522 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4523 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4524 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4525 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4526 disambiguate_multiple_latches, get_loop_body_with_size,
4527 disambiguate_loops_with_multiple_latches): New functions.
4528 (flow_loop_dump): Dump multiple latch edges.
4529 (flow_loop_nodes_find): Handle loops with multiple latches.
4530 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4531 (glb_enum_p): Modified.
4532 (get_loop_body): Use get_loop_body_with_size.
4533 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4534 (AVOID_CFG_MODIFICATIONS): New constant.
4535 (disambiguate_loops_with_multiple_latches, add_loop,
4536 get_loop_body_with_size): Declare.
4537 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4539 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4542 * global.c (compute_regsets): New function.
4543 (global_alloc): Refactored ELIMINABLE_REGSET
4544 and NO_GLOBAL_ALLOC_REGS computation out.
4545 (rest_of_handle_global_alloc): Call compute_regsets()
4546 for non-optimizing case.
4548 2007-02-06 Richard Henderson <rth@redhat.com>
4550 * config/i386/constraints.md (Y2): Rename from Y.
4551 (Yi): New constraint.
4552 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4553 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4554 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4555 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4556 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4557 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4558 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4559 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4560 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4561 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4562 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4563 vec_extractv2si_1): Change Y constraints to Y2.
4564 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4565 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4566 Change Y constraints to Y2.
4567 (sse2_loadld): Change Y constraints to x.
4569 2007-02-06 Roger Sayle <roger@eyesopen.com>
4571 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4572 (parity<mode>2): New define_expand using rs6000_emit_parity.
4573 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4574 rs6000_emit_parity): New functions.
4575 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4576 rs6000_emit_parity): Prototype here.
4578 2007-02-06 Ian Lance Taylor <iant@google.com>
4580 * lower-subreg.c (simple_move_operand): Reject CONST.
4581 (resolve_clobber): Call validate_change rather than directly
4582 assigning to XEXP (pat, 0).
4584 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4586 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4587 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4588 (tree-cfg.o): Remove hashtab.h dependency.
4590 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4591 (struct ivopts_data): Change niters to pointer_map_t.
4592 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4593 (niter_for_exit): Create pointer_map on demand. Change for
4595 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4596 (free_loop_data): Destroy data->niters if created and reset field.
4597 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4598 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4600 * tree-ssa-reassoc.c: Include pointer-set.h.
4601 (bb_rank): Change to long *.
4602 (operand_rank): Change to pointer_map_t.
4603 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4604 (insert_operand_rank): Accept long.
4605 (operand_entry_hash, operand_entry_eq): Remove.
4606 (get_rank): Return long. Adjust for changes above.
4607 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4609 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4611 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4612 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4613 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4615 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4616 directly since it cannot be NULL.
4617 (get_vi_for_tree): Rewrite for pointer_map API.
4618 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4619 (init_alias_vars): Create vi_for_tree as pointer_map.
4620 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4622 * tree-cfg.c: Don't include hashtab.h.
4623 (edge_to_cases): Declare as pointer_map.
4624 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4626 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4627 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4628 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4630 (record_switch_edge): Delete.
4631 (get_cases_for_edge): Adjust for pointer_map API, inline
4632 record_switch_edge (rewritten for new API), remove goto.
4634 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4636 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4637 * tree-nested.c: Include pointer-set.h.
4638 (var_map_elt, var_map_eq, var_map_hash): Delete.
4639 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4641 (nesting_info_bitmap_obstack): New.
4642 (lookup_field_for_decl): Adjust for pointer_map API.
4643 (lookup_tramp_for_decl): Adjust for pointer_map API.
4644 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4645 (get_local_debug_decl): Adjust for pointer_map API.
4646 (convert_nl_goto_reference): Adjust for pointer_map API.
4647 (convert_nl_goto_receiver): Adjust for pointer_map API.
4648 (create_nesting_tree): Create outside GGC space. Create bitmap on
4649 the new obstack. Create field_map and var_map as pointer_maps.
4650 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4652 (lower_nested_functions): Move root here, no need to NULL it.
4653 Initialize and release the obstack.
4655 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4657 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4658 Remove prototypes and make them non-static.
4659 (struct tree_int_map): Remove.
4660 * tree.h (struct tree_int_map): Move here, turning TO into an
4662 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4664 * tree.h (TREE_COMPLEXITY): Remove.
4665 (struct tree_exp): Remove complexity field.
4666 * tree.c (build1_stat): Don't set it.
4668 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4669 Victor Kaplansky <victork@il.ibm.com>
4671 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4672 (vect_is_simple_reduction): Support reduction with induction as
4673 one of the operands.
4674 (vect_is_simple_iv_evolution): Fix formatting.
4675 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4676 formatting. Don't mark induction phis for vectorization.
4677 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4678 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4679 (vect_get_vec_def_for_operand): Support induction.
4680 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4682 (vectorizable_reduction): Support reduction with induction as one of
4684 (vectorizable_type_demotion): Use def-type of stmt argument rather
4685 than dummy def-type.
4687 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4688 flag_tree_scev_cprop.
4689 * common.opt (tree-scev-cprop): New flag.
4691 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4692 call to vect_get_new_vect_var.
4694 2007-02-06 Ira Rosen <irar@il.ibm.com>
4696 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4697 vectype is not NULL.
4698 (vect_pattern_recog_1): Likewise.
4700 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4702 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4703 (fold_negate_expr): Likewise.
4705 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4708 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4709 even if cv-qualification is the same.
4711 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4713 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4714 __enable_execute_stack on completion.
4716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4718 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4719 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4720 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4721 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4722 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4723 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4724 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4725 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4727 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4729 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4730 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4731 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4732 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4733 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4734 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4735 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4736 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4737 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4738 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4739 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4740 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4741 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4742 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4743 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4744 sqrtextenddfxf2_i387): Added amdfam10_decode.
4746 * config/i386/athlon.md (athlon_idirect_amdfam10,
4747 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4748 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4749 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4750 athlon_ivector_store_amdfam10): New define_insn_reservation.
4751 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4756 * config/i386/athlon.md (athlon_call_amdfam10,
4757 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4758 define_insn_reservation.
4759 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4760 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4761 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4765 * config/i386/athlon.md (athlon_sseld_amdfam10,
4766 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4767 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4769 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4771 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4772 define_insn_reservation.
4773 * config/i386/i386.md (sseins): Added sseins to define_attr type
4774 and define_attr unit.
4775 * config/i386/sse.md: Set type attribute to sseins for insertq
4778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4780 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4781 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4782 ssecomi_load_amdfam10, ssecomi_amdfam10,
4783 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4784 define_insn_reservation.
4785 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4789 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4790 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4791 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4792 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4793 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4794 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4795 define_insn_reservation.
4797 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4798 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4799 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4800 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4801 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4805 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4806 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4807 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4808 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4809 athlon_ssemul_load_k8): Added amdfam10.
4811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4813 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4814 (x86_sse_unaligned_move_optimal): New variable.
4816 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4818 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4819 for unaligned vector SSE double/single precision loads for AMDFAM10.
4821 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4823 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4824 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4825 Define TARGET_CPU_DEFAULT_amdfam10.
4826 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4827 (processor_type): Add PROCESSOR_AMDFAM10.
4829 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4830 processor_type in config/i386/i386.h.
4831 Enable imul peepholes for TARGET_AMDFAM10.
4833 * config.gcc: Add support for --with-cpu option for amdfam10.
4835 * config/i386/i386.c (amdfam10_cost): New variable.
4836 (m_AMDFAM10): New macro.
4837 (m_ATHLON_K8_AMDFAM10): New macro.
4838 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4839 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4840 x86_promote_QImode, x86_integer_DFmode_moves,
4841 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4842 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4843 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4844 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4845 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4846 Enable/disable for amdfam10.
4847 (override_options): Add amdfam10_cost to processor_target_table.
4848 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4849 processor_alias_table.
4850 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4851 (ix86_adjust_cost): Add code for amdfam10.
4853 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4855 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4856 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4857 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4858 * config/i386/i386.h: Add builtin definition for SSE4A.
4859 * config/i386/i386.md: Add support for ABM instructions
4861 * config/i386/sse.md: Add support for SSE4A instructions
4862 (movntss, movntsd, extrq, insertq).
4863 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4864 Add -march=amdfam10 flag.
4865 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4866 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4868 * doc/extend.texi: Add documentation for SSE4A builtins.
4870 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4872 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4874 2007-02-05 Richard Guenther <rguenther@suse.de>
4876 * tree-vectorizer.h (vectorizable_function): Add argument type
4877 argument, change return type.
4878 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4879 * tree-vect-transform.c (vectorizable_function): Handle extra
4880 argument, return vectorized function decl.
4881 (build_vectorized_function_call): Remove.
4882 (vectorizable_call): Handle calls with result and argument types
4883 differing. Handle loop vectorization factor correctly.
4884 * targhooks.c (default_builtin_vectorized_function): Adjust for
4886 * targhooks.h (default_builtin_vectorized_function): Likewise.
4887 * target.h (builtin_vectorized_function): Add argument type
4889 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4890 extra argument, allow vectorizing of lrintf.
4891 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4892 documentation of target hook.
4894 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4897 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4898 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4899 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4901 2007-02-05 Roger Sayle <roger@eyesopen.com>
4903 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4904 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4905 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4906 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4907 before canonicalizing sincos to cexpi.
4908 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4910 2007-02-05 Roger Sayle <roger@eyesopen.com>
4912 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4913 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4914 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4916 2007-02-05 Roger Sayle <roger@eyesopen.com>
4918 * mips-tfile.c (initialize_init_file): Correct endianness test.
4920 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4922 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4925 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4927 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4928 saves in a PARALLEL before the register assignments.
4930 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4932 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4933 DWARF_FRAME_RETURN_COLUMN to be a general register.
4934 * dwarf2out.c (init_return_column_size): New function, split from...
4935 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4936 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4937 to be nongeneral registers.
4938 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4940 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4941 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4943 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4945 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4947 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4949 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4950 (remove_path): Use can_remove_branch_p and remove_branch instead
4951 of loop_delete_branch_edge.
4952 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4953 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4954 Update profile using scale_dominated_blocks_in_loop.
4955 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4956 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4957 (can_remove_branch_p, remove_branch): Declare.
4958 * tree-cfg.c (tree_can_remove_branch_p): New function.
4959 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4960 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4961 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4963 2007-02-05 Jan Hubicka <jh@suse.cz>
4966 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4967 nodes in cgraph, don't remove offline copy of the function.
4969 2007-02-04 Jan Hubicka <jh@suse.cz>
4971 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4972 vectors might cause maybe_lookup_element_for_expr to be called
4973 on non-sra-candidate.
4975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4977 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4978 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4979 spelling conventions.
4981 2007-02-04 Richard Guenther <rguenther@suse.de>
4984 * fold-const.c (try_move_mult_to_index): Make sure to not
4985 overflow one dimension of a multi-dimensional array access.
4987 2007-02-04 Jan Hubicka <jh@suse.cz>
4989 * passes.c (init_optimization_passes): Reindent.
4991 2007-02-04 Jan Hubicka <jh@suse.cz>
4992 Eric Botcazou <ebotcazou@adacore.com>
4994 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4995 (execute_fixup_cfg): Break out the abnormal goto code.
4996 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4997 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4998 (optimize_inline_calls): Call make_nonlocal_label_edges.
5000 2007-02-04 Jan Hubicka <jh@suse.cz>
5002 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5003 true when something was changed.
5004 (rename_ssa_copies): When something was changed, do
5005 TODO_remove_unused_locals.
5006 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5007 add TODO_remove_unused_locals when instruction was removed.
5009 2007-02-04 Jan Hubicka <jh@suse.cz>
5011 * ipa-inline.c (try_inline): Improve debug output; work on already
5013 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5014 call try_inline for already inlined edges too when flattening;
5015 inline also functions that make callee growth but overall unit size
5018 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5020 * config/m32c/bitops.md, config/m32c/jump.md,
5021 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5022 config/m32r/m32r.h, config/m32r/m32r.md,
5023 config/m32r/predicates.md, config/m68hc11/larith.asm,
5024 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5025 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5026 config/mips/mips-protos.h, config/mips/mips.c,
5027 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5028 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5029 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5030 spelling conventions.
5032 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5033 Follow spelling conventions.
5035 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5037 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5038 warn about C++0x compatibility.
5040 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5042 * config/h8300/h8300.c, config/h8300/h8300.h,
5043 config/h8300/h8300.md: Follow spelling conventions.
5045 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5048 * combine.c (try_combine): Do not substitute source operand
5049 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5051 2007-02-03 Jan Hubicka <jh@suse.cz>
5053 PR gcov-profile/30650
5054 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5055 do not divide by zero for never executed counters.
5056 (tree_find_values_to_profile): Fix counters.
5057 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5059 2007-02-03 Ian Lance Taylor <iant@google.com>
5061 * lower-subreg.c (simple_move_operand): New static function,
5062 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5064 (simple_move): Call simple_move_operand.
5065 (find_decomposable_subregs): Add special handling of MEMs.
5066 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5067 meaning of return value. If we see a hard register, test whether
5068 it can store a word_mode value. Change all callers.
5070 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5072 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5073 ftrapv insns and expanders.
5074 (subdi3): Change define_expand operand 1 to arith11_operand, and
5075 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5076 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5077 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5081 * varasm.c (notice_global_symbol): Treat global objects as weak when
5084 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5086 * emit-rtl.c (dconstpi): Delete.
5088 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5089 * real.h (dconstpi): Delete.
5091 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5092 (fold_builtin_hypot): Likewise.
5094 2007-02-03 Tom Tromey <tromey@redhat.com>
5097 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5098 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5100 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5102 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5103 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5104 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5105 config/rs6000/cell.md, config/rs6000/darwin.h,
5106 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5107 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5108 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5109 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5110 typos. Follow spelling conventions.
5111 * doc/invoke.texi: Follow spelling conventions.
5113 2007-02-03 Roger Sayle <roger@eyesopen.com>
5115 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5116 canonicalization transformations that attempt to simplify integer
5117 constant comparisons to become comparisons against zero.
5119 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5121 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5123 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5124 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5126 2007-02-02 Mike Stump <mrs@apple.com>
5128 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5129 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5130 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5131 generate a branch island.
5133 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5135 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5136 (xtensa_legitimate_address_p): New.
5137 (xtensa_legitimize_address): New.
5138 (xtensa_output_addr_const_extra): New.
5139 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5141 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5142 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5143 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5144 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5145 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5146 (xtensa_legitimize_address): New.
5147 (xtensa_output_addr_const_extra): New.
5149 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5151 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5153 2007-02-02 Ian Lance Taylor <iant@google.com>
5155 * expmed.c (expand_divmod): Add comment.
5157 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5159 * emit-rtl.c (renumber_insns): Remove.
5160 * flags.h: Remove the extern for flag_renumber_insns.
5161 * rtl.h: Remove the prototype for renumber_insns.
5162 * toplev.c (flag_renumber_insns): Remove.
5164 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5166 Revert for x86 darwin:
5167 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5169 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5170 code before the following patch under TARGET_MACHO.
5171 (ix86_function_value_regno_p): Likewise.
5173 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5178 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5181 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5182 general or fp registers. Add comments.
5183 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5185 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5187 * pointer-set.c (insert_aux): Only return insertion slot.
5188 (pointer_set_insert): Adjust.
5189 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5190 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5191 pointer_map_traverse): New.
5192 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5193 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5194 pointer_map_contains, pointer_map_traverse): Declare.
5196 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5199 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5200 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5202 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5204 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5206 (struct _dep): New type.
5207 (dep_t): New typedef.
5208 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5209 (DEP_STATUS): New access macro. The macro with the same name was
5210 renamed to DEP_LINK_STATUS.
5211 (dep_init): Declare function
5213 (struct _dep_link): New type.
5214 (dep_link_t): New typedef.
5215 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5216 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5217 (DEP_LINK_STATUS): New macro.
5218 (debug_dep_links): New debug function.
5220 (struct _deps_list): New type.
5221 (deps_list_t): New typedef.
5222 (DEPS_LIST_FIRST): New access macro.
5223 (FOR_EACH_DEP_LINK): New cycle macro.
5224 (create_deps_list, free_deps_list, delete_deps_list): Declare
5226 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5227 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5228 (copy_deps_list_change_con): Ditto.
5230 (move_dep_link): Declare function.
5232 (struct _dep_node): New type.
5233 (dep_node_t): New typedef.
5234 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5236 (struct haifa_insn_data.back_deps): New field to hold backward
5237 dependencies of the insn.
5238 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5240 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5241 Change its type to deps_list_t.
5242 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5243 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5244 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5246 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5248 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5250 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5252 (dep_cost): Declare.
5254 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5255 (ds_to_dk, dk_to_ds): New functions.
5257 (init_dep_1): New static function.
5258 (init_dep): New function.
5259 (copy_dep): New static function.
5261 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5263 (detach_dep_link): New static function.
5264 (move_dep_link): New function.
5266 (dep_links_consistent_p, dump_dep_links): New static functions.
5267 (debug_dep_links): New debugging function.
5269 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5271 (alloc_deps_list, init_deps_list): New static functions.
5272 (create_deps_list): New function.
5273 (clear_deps_list): New static function.
5274 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5275 (deps_list_consistent_p, dump_deps_list): New static functions.
5276 (debug_deps_list): New function.
5277 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5279 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5281 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5282 use new scheduler dependencies lists.
5283 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5284 (sched_analyze): Ditto. Initialize dependencies lists.
5285 (add_forw_dep, compute_forward_dependences): Update to use new
5286 scheduler dependencies lists.
5288 (init_dependency_caches): Init deps_obstack.
5289 (free_dependency_caches): Free deps_obstack.
5291 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5292 new scheduler dependencies lists.
5293 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5294 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5296 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5297 Update to use new scheduler dependencies lists.
5298 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5299 (debug_dependencies): Ditto.
5300 (schedule_region): Update comments.
5302 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5303 scheduler dependencies lists.
5304 (schedule_ebb): Update comments.
5306 * rtl.def (DEPS_LIST): Remove.
5308 * lists.c (unused_deps_list): Remove.
5309 (free_list): Update assertions.
5311 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5312 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5314 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5315 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5317 * haifa-sched.c (comments): Update.
5318 (insn_cost1): Remove. Inline the code into insn_cost ().
5319 (insn_cost): Update to use new scheduler dependencies lists. Move
5320 processing of the dependency cost to dep_cost ().
5321 (dep_cost): New function. Use it instead of insn_cost () when
5322 evaluating cost of the dependency. Use compatible interface to
5323 interact with the target.
5324 (priority): Update to use new scheduler dependencies lists.
5325 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5326 with greater number of insns that depend on the insn.
5327 (schedule_insn): Update to use new scheduler dependencies lists. Add
5328 code to free backward dependencies lists. Inline and optimize code
5329 from resolve_dep () - see PR28071.
5330 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5331 lists. Update call to targetm.sched.is_costly_dependence hook.
5333 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5334 scheduler dependencies lists.
5336 (resolve_dep): Remove. Move the logic to schedule_insn ().
5337 (init_h_i_d): Initialize dependencies lists.
5339 (process_insn_depend_be_in_spec): Rename to
5340 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5342 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5343 Update to use new scheduler dependencies lists.
5344 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5346 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5347 new scheduler dependencies lists.
5348 (build_intra_loop_deps): Ditto.
5350 * target.h (struct _dep): Declare to use in
5351 gcc_target.sched.is_costly_dependence.
5352 (struct gcc_target.sched.adjust_cost): Fix typo.
5353 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5354 single dep_t parameter instead of an equivalent triad.
5355 (struct gcc_target.sched.adjust_cost_2): Remove.
5357 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5359 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5361 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5363 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5365 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5366 (REG_DEP_TRUE): Document.
5368 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5369 Change signature to correspond to the targetm.sched.adjust_cost hook.
5370 Update use in TARGET_SCHED_ADJUST_COST_2.
5371 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5372 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5373 new scheduler dependencies lists.
5374 (ia64_gen_check): Ditto.
5376 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5379 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5380 signature to correspond to the targetm.sched.is_costly_dependence hook.
5381 (is_costly_group): Update to use new scheduler dependencies lists.
5383 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5384 instead of INSN_COST () macro.
5386 2007-02-01 Ian Lance Taylor <iant@google.com>
5388 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5390 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5392 * pa.md (tp_load): Correct mfctl instruction syntax.
5394 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5396 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5397 altivec_padding_size calculation on AIX. Improve comment, add
5398 assert to verify that it's right.
5400 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5403 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5406 * global.c (global_alloc): Add mising initialization of
5409 2007-02-01 Roger Sayle <roger@eyesopen.com>
5411 * alias.c (init_alias_analysis): Correct whitespace.
5412 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5413 partition_hot_cold_basic_blocks): Likewise.
5414 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5415 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5416 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5417 fold_builtin_snprintf_chk, fold_builtin_printf,
5418 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5419 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5420 * cfgcleanup.c (cleanup_cfg): Likewise.
5421 * cfgexpand.c (tree_expand_cfg): Likewise.
5422 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5423 * function.c (get_next_funcdef_no): Likewise.
5424 * gengtype.c (main): Likewise.
5425 * genmodes.c (main): Likewise.
5426 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5427 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5428 * ifcvt.c (noce_emit_move_insn): Likewise.
5429 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5431 * stor-layout.c (get_best_mode): Likewise.
5432 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5433 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5434 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5435 perform_var_substitution, solve_graph): Likewise.
5436 * tree-vrp.c (vrp_finalize): Likewise.
5438 2007-02-01 Ian Lance Taylor <iant@google.com>
5440 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5441 high part of a paradoxical subreg, return a constant zero.
5443 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5445 * toplev.c (lang_dependent_init): Call init_set_costs.
5446 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5448 2007-02-01 Richard Guenther <rguenther@suse.de>
5451 * fold-const.c (fold_negate_expr): Allow negating a
5452 constant if overflow does not change.
5454 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5456 * doc/c-tree.texi (Expression trees): Improve markup.
5457 * doc/tm.texi (Register Classes, Addressing Modes)
5458 (Floating Point): Fix spacing after abbreviations. Fix some
5461 2007-02-01 Ben Elliston <bje@au.ibm.com>
5463 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5464 * doc/contrib.texi: Likewise.
5465 * doc/install.texi: Likewise.
5467 2007-01-31 Richard Henderson <rth@redhat.com>
5468 Ian Lance Taylor <iant@google.com>
5470 * lower-subreg.c: New file.
5471 * rtl.def (CONCATN): Define.
5472 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5474 * emit-rtl.c (update_reg_offset): New static function, broken out
5475 of gen_rtx_REG_offset.
5476 (gen_rtx_REG_offset): Call update_reg_offset.
5477 (gen_reg_rtx_offset): New function.
5478 * regclass.c: Revert patch of 2006-03-05, restoring
5480 (clear_reg_info_regno): New function.
5481 * dwarf2out.c (concatn_loc_descriptor): New static function.
5482 (loc_descriptor): Handle CONCATN.
5483 * common.opt (fsplit_wide_types): New option.
5484 * opts.c (decode_options): Set flag_split_wide_types when
5486 * timevar.def (TV_LOWER_SUBREG): Define.
5487 * rtl.h (gen_reg_rtx_offset): Declare.
5488 (reg_scan_update): Declare.
5489 * regs.h (clear_reg_info_regno): Declare.
5490 * tree-pass.h (pass_lower_subreg): Declare.
5491 (pass_lower_subreg2): Declare.
5492 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5493 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5495 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5496 * Makefile.in (OBJS-common): Add lower-subreg.o.
5497 (lower-subreg.o): New target.
5499 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5501 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5503 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5506 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5508 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5513 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5515 * cfgloop.h: Include vec-prim.h.
5516 (enum li_flags): Remove LI_ONLY_OLD.
5517 (loop_iterator): Changed.
5518 (fel_next, fel_init): Iterate over loop tree.
5519 (FOR_EACH_LOOP_BREAK): New macro.
5520 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5522 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5523 * modulo-sched.c (sms_schedule): Ditto.
5524 * tree-vectorizer.c (vectorize_loops): Ditto.
5525 * doc/loop.texi: Update information on loop numbering and behavior of
5526 FOR_EACH_LOOP wrto new loops.
5527 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5528 add_to_evolution_1): Test nestedness of loops instead of comparing
5530 * tree-chrec.c (chrec_fold_plus_poly_poly,
5531 chrec_fold_multiply_poly_poly, chrec_evaluate,
5532 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5533 reset_evolution_in_loop): Ditto.
5534 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5536 2007-01-31 Dirk Mueller <dmueller@suse.de>
5538 * c-common.c (warn_about_parentheses): Separate warning about
5539 un-parenthized sequence of comparison operators from the one
5540 which is supposed to warn about x <= y <= z.
5542 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5544 * optabs.h (enum optab_index): Add new OTI_isinf.
5545 (isinf_optab): Define corresponding macro.
5546 * optabs.c (init_optabs): Initialize isinf_optab.
5547 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5549 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5550 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5552 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5553 expand_builtin_interclass_mathfn.
5554 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5555 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5556 (fxam<mode>2_i387): New insn pattern.
5557 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5558 built-in functions as x87 inline asm.
5560 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5562 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5564 2007-01-30 Eric Christopher <echristo@apple.com>
5566 * config.gcc: Add geode.
5568 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5570 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5571 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5572 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5573 value-prof.c: Fix comment typos.
5575 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5578 * doc/invoke.texi (Wpointer-arith): Document warning.
5580 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5582 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5583 the list of discrepancies from the draft TR.
5585 2007-01-30 Dirk Mueller <dmueller@suse.de>
5588 * doc/invoke.texi (-Wreturn-type): Update description to
5591 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5593 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5595 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5597 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5598 to handle optabs that operate on floating point input argument and
5599 output to integer output.
5600 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5601 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5602 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5603 expand_builtin_interclass_mathfn ().
5604 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5606 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5607 ilogbl built-in functions as x87 intrinsics.
5609 2007-01-30 Richard Guenther <rguenther@suse.de>
5612 * dwarf2out.c (reference_to_unused): Query varpool if the
5613 variable was output.
5615 2007-01-30 Richard Guenther <rguenther@suse.de>
5618 * passes.c (execute_one_pass): Reset in_gimple_form to not
5619 confuse non-unit-at-a-time mode.
5621 2007-01-29 Roger Sayle <roger@eyesopen.com>
5622 Richard Guenther <rguenther@suse.de>
5624 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5625 avoid undefined behaviour on overflow. Use force_fit_type_double
5626 to construct the constant with the specified TREE_OVERFLOW.
5628 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5630 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5631 * config/dfp-bit.h: Ditto.
5633 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5635 * c-decl.c (pop_scope): Replace warnings with call to
5636 warn_for_unused_label.
5637 * c-common.h (warn_for_unused_label): Declare.
5638 * c-common.c (warn_for_unused_label): Define.
5640 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5642 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5645 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5647 * Makefile.in (USER_H): Remove decfloat.h.
5648 * ginclude/decfloat.h: Delete, moving contents to ...
5649 * ginclude/float.h: Add support for decimal floating point,
5650 guarded by __STDC_WANT_DEC_FP__.
5652 2007-01-29 Mike Stump <mrs@apple.com>
5654 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5655 Analysis and Representation to resolve case insensitive conflict.
5656 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5658 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5660 * tree.h (struct tree_memory_tag): Add aliases member.
5661 (MTAG_ALIASES): New macro.
5662 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5663 (add_may_alias): Remove pointer-set. Update for may_aliases being
5665 (mark_aliases_call_clobbered): Update for may_aliases being a
5667 (compute_tag_properties): Ditto.
5668 (create_partition_for): Ditto.
5669 (compute_memory_partitions): Ditto.
5670 (dump_may_aliases_for): Ditto.
5671 (is_aliased_with): Ditto.
5672 (add_may_alias_for_new_tag): Ditto.
5673 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5674 (compute_is_aliased): New function.
5675 (compute_may_aliases): Call compute_is_aliased).
5676 (init_alias_info): Initialize alias_bitmap_obstack.
5677 (union_alias_set_into): New function.
5678 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5679 (have_common_aliases_p): Rewrite to take two bitmaps and use
5681 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5683 (finalize_ref_all_pointers): Update for add_may_alias changes.
5684 (new_type_alias): Ditto.
5685 * tree-flow-inline.h (may_aliases): Return a bitmap.
5686 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5687 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5688 may_aliases being a bitmap.
5689 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5690 may_aliases now returns a bitmap.
5691 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5693 * tree-ssa-operands.c (add_virtual_operand): Update for
5694 may_aliases being a bitmap.
5696 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5698 PR tree-optimization/30630
5699 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5700 variable as changed.
5702 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5705 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5706 expanded only once even if an error occurs.
5708 2007-01-29 Ben Elliston <bje@au.ibm.com>
5710 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5711 (__gcov_average_profiler): Likewise.
5712 (__gcov_ior_profiler): Likewise.
5713 (__gcov_merge_ior): Likewise.
5715 2007-01-28 Jan Hubicka <jh@suse.cz>
5717 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5718 * value-prof.c (stringop_block_profile): Likewise.
5720 2007-01-28 Jan Hubicka <jh@suse.cz>
5722 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5723 variant handling histograms; add wrapper.
5724 (clear_storage_via_libcall): Export.
5725 (emit_block_move_hints): Break out from ...; add histograms.
5726 (emit_block_move): ... this one.
5727 (clear_storage_hints): Break out from ...; add histograms.
5728 (clear_storage): ... this one.
5729 (set_storage_via_memset): Handle histogram.
5730 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5731 (clear_storage_hints, clear_storage_via_libcall): Declare.
5732 (set_storage_via_setmem): Update prototype.
5733 * doc/md.texi (movmem, setmem): Document new arguments.
5735 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5737 (stringop_block_profile): New global function.
5738 (tree_stringops_values_to_profile): Profile block size and alignment.
5739 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5741 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5742 (stringop_block_profile): Declare.
5743 * builtins.c: Include value-prof.h.
5744 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5745 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5746 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5747 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5748 * profile.c (instrument_values): Add new counters.
5749 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5751 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5752 (tree_init_edge_profiler): Build new profilers.
5753 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5754 (pass_tree_profile): Add dump.
5755 (tree_profile_hooks): Update.
5756 * Makefile.in (LIBGCOV): Add new constants.
5757 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5758 __gcov_ior_profiler): New.
5759 * i386.md (movmem/setmem expanders): Add new optional arguments.
5761 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5763 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5765 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5767 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5768 (tree_unswitch_single_loop): Pass eni_size_weights to
5769 tree_num_loop_insns.
5770 * tree-ssa-loop-manip.c: Include tree-inline.h.
5771 (can_unroll_loop_p): Pass eni_size_weights to
5772 tree_num_loop_insns.
5773 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5774 Pass eni_size_weights to estimate_num_insns.
5775 * tree.h (init_inline_once): Export.
5776 * toplev.c (backend_init): Call init_inline_once.
5777 * cgraphunit.c (cgraph_process_new_functions,
5778 cgraph_analyze_function): Pass eni_inlining_weights to
5780 * ipa-inline.c (compute_inline_parameters): Ditto.
5781 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5782 to estimate_num_insns.
5783 (try_unroll_loop_completely): Pass eni_size_weights to
5784 tree_num_loop_insns.
5785 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5786 ot estimate_num_insns.
5787 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5788 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5789 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5790 eni_time_weights): New variables.
5791 (init_inline_once): Initialize them.
5792 (struct eni_data): Mew.
5793 (estimate_num_insns_1, estimate_num_insns): Use weights.
5794 * tree-inline.h (struct eni_weights_d): New.
5795 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5796 (estimate_num_insns): Declaration changed.
5797 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5798 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5799 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5801 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5803 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5804 relations in the conflict function is valid.
5806 2007-01-27 Ian Lance Taylor <iant@google.com>
5808 * common.opt: Add fstrict-overflow.
5809 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5810 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5811 (TYPE_OVERFLOW_UNDEFINED): Define.
5812 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5814 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5815 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5816 (fold_negate_expr): Likewise.
5817 (make_range): Likewise.
5818 (extract_muldiv_1): Likewise.
5819 (maybe_canonicalize_comparison): Likewise.
5820 (fold_comparison): Likewise.
5821 (fold_binary): Likewise.
5822 (tree_expr_nonnegative_p): Likewise.
5823 (tree_expr_nonzero_p): Likewise.
5824 * tree-vrp.c (compare_values): Likewise.
5825 (extract_range_from_binary_expr): Likewise.
5826 (extract_range_from_unary_expr): Likewise.
5827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5829 (nowrap_type_p): Likewise.
5830 * tree-scalar-evolution.c (simple_iv): Likewise.
5831 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5832 (build_range_check): Likewise.
5833 (extract_muldiv_1): Likewise.
5834 (fold_comparison): Likewise.
5835 * tree-vrp.c (vrp_int_const_binop): Likewise.
5836 (extract_range_from_unary_expr): Likewise.
5837 * convert.c (convert_to_integer): Likewise.
5838 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5839 (fold_comparison): Likewise.
5840 (fold_binary): Likewise.
5841 * optabs.c (optab_for_tree_code): Likewise.
5842 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5843 * simplify-rtx.c (simplify_const_relational_operation): Check
5844 flag_strict_overflow and flag_trapv.
5845 (simplify_const_relational_operation): Likewise.
5846 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5847 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5850 2007-01-27 Roger Sayle <roger@eyesopen.com>
5852 * tree.c (tree_fold_gcd): Delete.
5853 * tree.h (tree_fold_gcd): Remove prototype.
5854 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5855 test whether one constant integer is a multiple of another. Instead
5856 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5857 * fold-const.c (multiple_of_p): We've determined both TOP and
5858 BOTTOM are integer constants so we can call int_const_binop directly
5859 instead of the more generic const_binop.
5861 2007-01-27 Roger Sayle <roger@eyesopen.com>
5863 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5864 1*X check that the constant hasn't overflowed, to preserve the
5866 (round_up): Provide an efficient implementation when rouding-up an
5867 INTEGER_CST to a power-of-two.
5869 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5871 * doc/sourcebuild.texi: Add comma for clarity.
5872 * doc/extend.texi: Fix some typos.
5873 * doc/passes.texi: Likewise.
5874 * doc/cppinternals.texi: Likewise.
5875 * doc/c-tree.texi: Likewise.
5876 * doc/tree-ssa.texi: Likewise.
5877 * doc/install.texi: Likewise.
5879 2007-01-27 Jan Hubicka <jh@suse.cz>
5881 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5882 (pass_sra): Do not require alias information.
5883 * passes.c (init_optimization_passes): Add SRA
5885 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5887 * tracer.c (rest_of_handle_tracer): We already cleaned
5888 up the CFG in tracer() so don't do it here again.
5889 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5890 cleanup_cfg here, either. And don't call renumber_insns.
5892 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5893 and BB_HEAD are in the insn stream here. Instead make sure
5894 that BB_INSN is valid on all insns. Also, do check here that
5895 there are no pending branch predictions...
5896 (rtl_verify_flow_info): ...instead of doing it here. Checks
5897 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5900 2007-01-26 Roger Sayle <roger@eyesopen.com>
5902 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5903 function to simplify/factorize operand order canonicalization.
5904 (ix86_fixup_binary_operands): Reorganize using the above function.
5905 (ix86_binary_operator_ok): Likewise.
5907 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5909 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5910 file scope from optimize_attrs.
5911 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5913 (optimize_attrs): Clear insn_code_values after freeing it.
5915 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5917 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5918 a parts.base assignment.
5920 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5922 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5923 (compute_subscript_distance, initialize_data_dependence_relation,
5924 finalize_ddr_dependent, analyze_ziv_subscript,
5925 analyze_siv_subscript_cst_affine,
5926 compute_overlap_steps_for_affine_univar,
5927 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5928 analyze_siv_subscript, analyze_miv_subscript,
5929 analyze_overlapping_iterations, subscript_dependence_tester_1,
5930 compute_self_dependence, free_dependence_relation): Work
5931 with affine_fn instead of chrecs.
5932 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5933 common_affine_function, affine_function_base,
5934 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5935 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5936 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5937 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5938 (all_chrecs_equal_p): Removed.
5939 * tree-data-ref.h (affine_fn, conflict_function): New types.
5940 (struct subscript): Change type of conflicting_iterations_in_a
5941 and conflicting_iterations_in_b.
5943 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5946 * config/pa/pa.h (TARGET_HPUX_11): New.
5947 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5948 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5950 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5951 Richard Guenther <rguenther@suse.de>
5953 * tree-ssa-structalias.c (solve_graph): Handle case
5954 we merged the variable to another.
5956 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5961 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5962 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5964 2007-01-25 DJ Delorie <dj@redhat.com>
5966 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5967 allow changes to modes which don't fit in those registers.
5969 * reload1.c (choose_reload_regs): Check for invalid subregs before
5970 computing their locations, not after.
5972 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5975 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5976 save Altivec registers in an eh_return function.
5977 (compute_vrsave_mask): Likewise.
5978 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5979 for saving Altivec registers.
5980 (rs6000_emit_prologue): Don't allocate stack twice in
5981 eh_return function. Correct expected value of altivec_save_offset
5982 when using save_world. Describe save of R0 to stack when using
5983 save_world. Describe stack pointer adjustment when using
5984 save_world. Remove duplicated eh_return parameter register saving.
5985 Update sp_offset variable after save_world.
5986 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5988 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5989 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5992 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5994 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5996 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5999 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6000 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6002 2007-01-25 Richard Guenther <rguenther@suse.de>
6004 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6005 * common.opt (-Wcoverage-mismatch): New warning option.
6006 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6007 if -Wcoverage-mismatch is given.
6009 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6011 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6012 (ipcp_driver): Change to static definition.
6013 Add dumping of the ifunctions.
6014 (constant_val_insert): Remove unused parameter. Support for SSA.
6015 (ipcp_propagate_const): Support for SSA.
6016 (ipcp_profile_bb_print): Print only analyzed nodes.
6017 (ipcp_replace_map_create): Remove support for Fortran constant
6019 * ipa-prop.c (ipa_method_modify_stmt,
6020 ipa_callsite_compute_param): Support for SSA.
6021 * ipa-prop.h (ipcp_driver): Remove declaration.
6022 (IS_VALID_TREE_MAP_INDEX): Add define.
6024 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6026 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6028 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6031 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6032 constant argument to cabs and do it without checking for
6033 -funsafe-math-optimizations.
6035 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6037 * c-common.h (RID_FIRST_CXX0X): New.
6038 (RID_LAST_CXX0X): New.
6039 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6041 * c.opt (Wc++0x-compat): New.
6042 * doc/invoke.texi (-Wc++0x-compat): Document.
6044 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6046 * builtins.c (fold_builtin_carg): New.
6047 (fold_builtin_1): Use it.
6049 2007-01-24 Jan Hubicka <jh@suse.cz>
6051 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6053 * ipa-inline.c (initial_insns, max_insns): Delete.
6054 (compute_max_insns): New function.
6055 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6056 of insns as base for code growth.
6057 (cgraph_decide_inlining): Make initial_insns local; do not compute
6059 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6060 * doc/invoke.texi (inline-unit-growth): Update docs.
6062 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6064 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6065 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6066 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6067 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6068 for CPUs that have PTA_CX16 set.
6071 * gimplify.c (omp_check_private): New function.
6072 (gimplify_scan_omp_clauses): Use it for
6073 firstprivate/lastprivate/reduction.
6076 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6077 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6080 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6081 If lower_lastprivate_clauses emits some statements, append them
6082 to dlist rather than body_p and to body_p append an initializer.
6083 (lower_omp_for): Adjust caller.
6085 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6087 * target.h (globalize_decl_name): New.
6088 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6089 * output.h (default_globalize_decl_name): New.
6090 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6092 (globalize_decl): Ditto.
6093 (default_globalize_decl_name): New.
6094 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6095 (ia64_handle_version_id_attribute): New.
6096 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6097 (ia64_asm_output_external): Use globalize_decl_name instead
6099 * doc/extend.texi (version_id): New pragma.
6100 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6102 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6104 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6105 _uleb128_t and _Unwind_SWord with _sleb128_t.
6106 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6107 uw_frame_state_for, uw_update_context_1): Likewise.
6108 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6109 * unwind-pe.h (read_uleb128, read_sleb128,
6110 read_encoded_value_with_base): Likewise.
6111 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6113 2007-01-24 Richard Guenther <rguenther@suse.de>
6115 * builtins.c (expand_builtin_cexpi): Get the fndecl
6116 for cexp in the correct way.
6118 2007-01-24 Jan Hubicka <jh@suse.cz>
6120 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6122 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6124 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6125 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6126 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6127 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6128 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6129 __SIZEOF_PTRDIFF_T__.
6130 * doc/cpp.texi: Documentation for the new builtin macros added.
6132 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6134 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6135 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6136 instead of operands[2] to avoid access past the end of array.
6138 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6140 * reload1.c (emit_reload_insns): Pass the reload register
6141 for a non-spill output reload through forget_old_reloads_1.
6143 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6145 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6146 _SOFT_DOUBLE if doubles use software floating-point.
6147 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6148 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6149 * config/rs6000/darwin-ldouble.c: Also compile functions for
6150 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6151 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6152 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6153 commented-out long double override.
6154 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6155 * config/rs6000/eabispe.h: Likewise.
6156 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6157 long double for non-SPE.
6158 (rs6000_handle_option): Likewise.
6159 (invalid_e500_subreg): Disallow more subregs involding DImode,
6160 DFmode, TImode or TFmode.
6161 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6163 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6165 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6166 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6168 (rs6000_legitimate_address): Also check for TFmode for E500
6170 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6171 (spe_build_register_parallel): Handle TFmode and TCmode.
6172 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6174 (function_arg): Handle TFmode and TCmode for E500 double.
6175 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6177 (print_operand): Handle TFmode and TImode for %y.
6178 (rs6000_generate_compare): Handle TFmode comparisons for E500
6180 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6181 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6182 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6183 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6184 TFmode for E500 double.
6185 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6186 (floatsidf2): Enable for E500 double.
6187 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6188 (extenddftf2): Change to extenddftf2_fprs.
6189 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6190 depending on TARGET_E500_DOUBLE.
6191 (extendsftf2): Enable for E500 double.
6192 (trunctfdf2): Enable for E500 double.
6193 (trunctfsf2): Change to trunctfsf2_fprs.
6194 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6195 depending on TARGET_E500_DOUBLE.
6196 (floatsitf2): Enable for E500 double.
6197 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6198 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6199 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6200 (negtf2): Change to negtf2_internal.
6201 (negtf2): New expander.
6202 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6203 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6204 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6205 (movdi_internal32): Use rs6000_nonimmediate_operand.
6206 (unnamed splitter): Likewise.
6207 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6208 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6209 (SPE64TF, DITI): New mode macros.
6210 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6213 (frob_<mode>_di_2): New.
6214 (frob_tf_di_8_2): New.
6215 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6217 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6219 (frob_ti_<mode>_8_2): New.
6220 (frob_ti_tf_2): New.
6221 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6222 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6224 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6225 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6226 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6227 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6228 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6229 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6232 2007-01-23 Ian Lance Taylor <iant@google.com>
6234 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6236 (OBJS-archive): Reformat, alphabetize.
6237 (OBJS): Change out_object_file to OBJS-md.
6239 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6242 JUMP_P and CALL_P predicates where applicable.
6243 * config/i386/i386.c: Ditto.
6244 * config/i386/i386.md: Ditto.
6245 * config/i386/mmx.md: Ditto.
6246 * config/i386/predicates.md: Ditto.
6248 2007-01-22 Andreas Schwab <schwab@suse.de>
6250 * config/m68k/m68k.h: Fix comment.
6252 2007-01-22 Jan Hubicka <jh@suse.cz>
6254 * passes.c (init_optimization_passes): Do not rerun
6255 pass_early_warn_uninitialized.
6257 2007-01-22 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/30038
6260 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6262 (execute_cse_sincos_1): Likewise.
6263 (execute_cse_sincos): Likewise.
6264 (gate_cse_sincos): Likewise.
6265 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6266 the cexpi() canonicalization of sincos().
6267 * tree-pass.h (pass_cse_sincos): Declare.
6268 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6270 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6272 PR rtl-optimization/29329
6273 * combine.c (replaced_rhs_insn): Rename to i2mod.
6274 (replaced_rhs_value): Rename to i2mod_new_rhs.
6275 (i2mod_old_rhs): New global variable.
6276 (combine_instructions): Adjust for above change. Save a copy of
6277 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6278 note are substituted in the second instruction.
6279 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6280 ditch the note if it pertains to the second eliminated register
6281 and this register is mentioned in i2mod_old_rhs.
6284 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6286 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6287 the insn to which the note was originally attached.
6289 2007-01-21 Jan Hubicka <jh@suse.cz>
6291 * ipa-inline.c (inlining_mode): Comment, move up.
6292 (cgraph_decide_inlining_incrementally): Do not perform inlining
6293 itself; fix handling of flattening of self recursive functions.
6294 (cgraph_find_cycles): Remove.
6295 (cgraph_flatten_node): Remove.
6296 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6297 (try_inline): New function.
6298 (cgraph_early_inlining): Update call of
6299 cgraph_decide_inlining_incrementally. Apply inlining here.
6300 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6302 2007-01-21 Dirk Mueller <dmueller@suse.de>
6305 * tree-vrp.c (check_array_bounds): do not warn
6306 about ADDR_EXPR's of ARRAY_REF's which are immediately
6307 used in binary expressions.
6309 2007-01-21 Ira Rosen <irar@il.ibm.com>
6311 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6312 read_write_dep and macros for its access.
6313 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6314 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6315 argument, call vect_check_interleaving for every independent pair of
6316 data-refs. Mark loads that access the same memory location as a store
6318 (vect_check_dependences): Remove.
6319 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6320 call, fix the call to vect_analyze_data_ref_dependence.
6321 (vect_analyze_data_ref_access): For statements that access the same
6322 data-ref, check that they are not stores; for loads, check that there
6323 is no store that access the same location.
6325 2007-01-20 Roger Sayle <roger@eyesopen.com>
6326 Joseph Myers <joseph@codesourcery.com>
6328 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6329 (-fdump-rtl-stack): Likewise.
6330 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6331 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6332 (-mpt-fixed): Use @minus{} for minus sign.
6333 (Using Precompiled Headers): Fix under/overfull hbox.
6335 2007-01-20 Jan Hubicka <jh@suse.cz>
6337 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6338 place within annotation.
6340 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6342 * pa.c (output_move_double): Change array size of xoperands to 4.
6344 2007-01-20 Jan Hubicka <jh@suse.cz>
6346 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6349 2007-01-19 Ian Lance Taylor <iant@google.com>
6351 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6352 constant to unsigned HOST_WIDE_INT before negating.
6354 2007-01-19 Ian Lance Taylor <iant@google.com>
6356 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6358 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6359 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6360 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6361 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6362 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6363 (realloc_vdef, realloc_vuse): Change second parameter to
6365 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6367 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6368 unsigned. Change x and lim locals to unsigned.
6369 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6371 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6372 (copy_virtual_operands): Change i and n locals to unsigned.
6374 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6377 * builtins.c (fold_builtin_1): Handle builtin fdim.
6379 2007-01-20 Jan Hubicka <jh@suse.cz>
6381 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6382 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6383 init_alias_heapvars.
6384 (init_alias_heapvars): Initialize only when not already initialized.
6385 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6387 2007-01-19 Roger Sayle <roger@eyesopen.com>
6389 * common.opt (fsigned-zeros): New command line option.
6390 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6391 of flag_unsafe_math_optimizations.
6392 * opts.c (set_fast_math_flags): The -ffast-math command line option
6393 implies -fno-signed-zeros.
6394 (fast_math_flags_set_p): Likewise.
6396 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6397 the documentation of -ffast-math appropriately. Wrap long lines.
6399 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6401 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6402 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6404 2007-01-19 Tomas Bily <tbily@suse.cz>
6406 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6408 (tree_init_ic_make_global_vars): New function
6409 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6410 (tree_gen_ic_profiler): New function
6411 (tree_gen_ic_func_profiler): New function
6412 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6413 (tree_profile_hooks): Added hook for indirec/virtual calls
6414 * value-prof.c (tree_find_values_to_profile): New case for
6416 (tree_values_to_profile): Call for determining indirect/virtual
6418 (tree_indirect_call_to_profile): New function
6419 (tree_ic_transform): New function
6420 (tree_ic): New function
6421 (find_func_by_pid): New function
6422 (init_pid_map): New function
6423 (tree_value_profile_transformations): Added check for
6424 indirect/virtual call transformation
6425 * value-prof.h (enum hist_type): New counter type for
6426 indirect/virtual calls
6427 (profile_hooks): Added new hook for profiling indirect/virtual
6429 * profile.c (instrument_values): New case for indirect/virtual
6431 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6432 (GCOV_COUNTER_V_INDIR): New counter type
6433 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6434 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6436 * cgraph.c: Definition of cgraph_max_pid
6437 (cgraph_create_node): Default init of pid attribute
6438 * cgraph.h: Declaration of cgraph_max_pid
6439 (struct cgraph_node): Added pid attribute
6440 * libgcov.c (__gcov_indirect_call_profiler): New function
6441 (__gcov_one_value_profiler_body): New function
6442 (__gcov_one_value_profiler): Body was moved to
6443 __gcov_one_value_profiler_body and calls it
6445 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6447 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6448 * gengtype.c (write_types_data, write_func_for_structure,
6449 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6450 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6451 (walk_type, write_func_for_structure): Generate the mark_hook if
6454 2007-01-19 Jan Hubicka <jh@suse.cz>
6456 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6457 'early' argument take inlining mode argument specifying whether to
6458 inline for size/speeed or all functions; add support for flattening;
6460 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6462 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6465 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6466 the name of the declared identifier.
6468 2007-01-19 Dirk Mueller <dmueller@suse.de>
6470 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6471 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6472 duplicate evaluation.
6474 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6476 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6477 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6478 to XFMode, use acosxf2 and truncate result to requested mode.
6479 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6480 (asin<mode>2): Similarly, with asin expanders.
6481 (*fscalexf4_i387): Rename from *fscalexf4.
6482 (expNcorexf3): New expander.
6483 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6484 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6485 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6486 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6487 patterns for SSE math.
6488 (exp10<mode>2): Similarly, with exp10 expanders.
6489 (exp2<mode>2): Similarly, with exp2 expanders.
6490 (expm1<mode>2): Similarly, with expm1 expanders.
6491 (ldexp<mode>3): Similarly, with ldexp expanders.
6492 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6493 Use gen_truncxf<mode>2_i387_noop to truncate result.
6495 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6497 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6498 for ColdFire targets.
6500 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6501 Richard Sandiford <richard@codesourcery.com>
6503 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6504 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6505 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6506 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6507 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6508 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6512 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6513 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6514 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6515 (*adddi_dilshr32_cf): New pattern.
6516 (adddi3, subdi3): Remove first alternatives.
6518 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6520 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6521 implemented using move.l, do not use its cc result for floating-point
6524 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6526 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6527 from accepting 's' constraints if flag_pic.
6529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6531 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6532 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6533 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6534 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6536 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6538 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6539 ColdFire alternatives.
6540 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6541 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6542 architectures that support ff1 instruction.
6544 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6545 Julian Brown <julian@codesourcery.com>
6547 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6548 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6549 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6552 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6554 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6556 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6557 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6558 HOST_WIDE_INT instead of an rtx.
6559 (m68k_rtx_costs): Update call accordingly.
6560 (output_move_const_into_data_reg): Likewise. Fix formatting.
6561 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6563 (output_move_simode_const): Update calls after above changes.
6564 Rework to use automatic variables and predicates like MEM_P.
6565 * config/m68k/m68k.md (pushexthisi_const): Update call to
6568 2007-01-19 Dirk Mueller <dmueller@suse.de>
6570 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6573 2007-01-19 Richard Guenther <rguenther@suse.de>
6575 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6576 via cexp in case sincos is not available.
6578 2007-01-19 Richard Guenther <rguenther@suse.de>
6580 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6581 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6582 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6583 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6584 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6585 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6586 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6587 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6589 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6593 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6594 (atan2xf3): Directly generate RTL pattern.
6595 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6596 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6597 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6598 disable patterns for SSE math.
6599 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6600 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6601 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6602 disable patterns for SSE math.
6604 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6606 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6608 2007-01-18 Roger Sayle <roger@eyesopen.com>
6610 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6611 VIEW_CONVERT_EXPR to the same type as it's operand.
6613 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6615 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6616 configured for long double 128.
6618 2007-01-18 Mike Stump <mrs@apple.com>
6620 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6623 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6625 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6628 2007-01-18 Jan Hubicka <jh@suse.cz>
6630 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6631 greater than NUM_VOP_FREE_BUCKETS.
6633 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6635 * tree-ssa-structalias.c: Update comments.
6636 (ptabitmap_obstack): Removed.
6638 (oldpta_obstack): Ditto.
6639 (stats): Add a few members.
6640 (struct variable_info): Remove node, complex, address_taken, and
6641 indirect_target members. Add oldsolution member.
6642 (new_var_info): Do not initialize removed members.
6643 (constraint_expr_type): Remove INCLUDES.
6644 (constraint_graph): Add size, implicit_preds, rep,
6645 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6646 (FIRST_REF_NODE): New macro.
6647 (LAST_REF_NODE): Ditto.
6648 (FIRST_ADDR_NODE): Ditto.
6649 (find): New function.
6651 (dump_constraint): Do not handle INCLUDES.
6652 (insert_into_complex): Do not insert duplicate constraints.
6653 (condense_varmap_nodes): Renamed and rewritten into ...
6654 (merge_node_constraints): This. Also fix bug in handling of
6655 offseted copy constraints.
6656 (clear_edges_for_node): No longer need to deal with preds at all,
6657 or removing associated preds/succs.
6658 (merge_graph_nodes): Deal with indirect_cycles.
6659 Don't deal with predecessors.
6660 (add_implicit_graph_edge): New function.
6661 (add_pred_graph_edge): Ditto.
6662 (add_graph_edge): Don't deal with predecessors.
6663 (build_constraint_graph): Removed.
6664 (build_pred_graph): New function.
6665 (build_succ_graph): Ditto.
6666 (struct scc_info): Removed in_component. Added roots, dfs, and
6667 node_mapping. Remove visited_index, unification_queue.
6668 (scc_visit): Deal with union-find we do now.
6669 Deal with cycles with REF nodes.
6670 (collapse_nodes): Renamed and rewritten to ...
6671 (unify_nodes): This.
6672 (process_unification_queue): Removed.
6673 (topo_visit): Cleanup
6674 (do_da_constraint): Use find.
6675 (do_sd_constraint): Ditto.
6676 (do_ds_constraint): Ditto.
6677 (do_complex_constraint): Ditto.
6678 (init_scc_info): Update for removed and added members.
6679 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6680 (find_indirect_cycles): This.
6681 (equivalence_class): New variable.
6682 (label_visit): New function.
6683 (perform_variable_substitution): Rewritten.
6684 (free_var_substitution_info): New function.
6685 (find_equivalent_node): Ditto.
6686 (move_complex_constraints): Ditto.
6687 (eliminate_indirect_cycles): Ditto.
6688 (solve_graph): Only propagate changed bits.
6689 Use indirect cycle elimination.
6691 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6692 (tree_id_eq): Renamed to ...
6693 (tree_vi_eq): This. Update for member change
6694 (insert_id_for_tree): Renamed and rewritten to ...
6695 (insert_vi_for_tree): This.
6696 (lookup_id_for_tree): Renamed and rewritten to ...
6697 (lookup_vi_for_tree): This.
6698 (get_id_for_tree): Renamed and rewritten to ...
6699 (get_vi_for_tree): Ditto.
6700 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6701 (process_constraint): Don't handle INCLUDES.
6702 Remove special ADDRESSOF case.
6703 (find_func_aliases): Rewrite to use vi functions instead of id
6705 (create_function_info_for): Ditto.
6706 (create_variable_info_for): Ditto.
6707 (intra_create_variable_infos): Ditto.
6708 (merge_smts_into): Ditto.
6709 (find_what_p_points_to): Ditto.
6710 (init_base_vars): Ditto.
6711 (init_alias_vars): Ditto.
6712 (remove_preds_and_fake_succs): New function.
6713 (dump_sa_points_to_info): Dump new stats.
6714 (dump_solution_for_var): Use find.
6715 (set_used_smts): Fix formatting.
6716 (compute_points_to_sets): Updated for new functions.
6717 (ipa_pta_execute): Ditto.
6719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6720 Richard Sandiford <richard@codesourcery.com>
6722 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6724 * calls.c (expand_call): If the return value is a PARALLEL,
6725 extract its first member.
6726 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6727 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6728 use FUNCTION_EXTRA_EPILOGUE.
6729 (m68k_function_value): Return a PARALLEL if the return value
6730 is of a pointer type.
6731 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6732 (FUNCTION_EXTRA_EPILOGUE): Remove.
6733 * config/m68k/m68k.md (D0_REG): New constant.
6735 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6737 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6738 output a NOP for empty epilogues.
6740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6742 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6743 before function. Extend register save check to include all
6744 registers, not just integer ones.
6746 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6748 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6749 (m68k_use_return_insn): ...this.
6750 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6751 * config/m68k/m68k.c (use_return_insn): Rename to...
6752 (m68k_use_return_insn): ...this.
6753 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6756 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6758 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6759 nearest even, fix denormal rounding overflow.
6761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6763 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6764 f%$smove and f%$move.
6765 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6766 (extendsfdf2_cf): Use fdmove instead of f%&move.
6767 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6768 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6772 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6777 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6778 (coldfire_single_format): Declare.
6779 (coldfire_double_format): Likewise.
6780 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6781 of qnan_msb_set to determine the lower bits of a canonical
6783 (encode_ieee_double): Likewise.
6784 (encode_ieee_quad): Likewise.
6785 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6786 (mips_single_format): Likewise.
6787 (ieee_double_format): Likewise.
6788 (mips_double_format): Likewise.
6789 (ieee_extended_motorola_format): Likewise.
6790 (ieee_extended_intel_96_format): Likewise.
6791 (ieee_extended_intel_128_format): Likewise.
6792 (ieee_extended_intel_96_round_53_format): Likewise.
6793 (ibm_extended_format): Likewise.
6794 (mips_extended_format): Likewise.
6795 (ieee_quad_format): Likewise.
6796 (mips_quad_format): Likewise.
6797 (vax_f_format): Likewise.
6798 (vax_d_format): Likewise.
6799 (vax_g_format): Likewise.
6800 (i370_single_format): Likewise.
6801 (i370_double_format): Likewise.
6802 (decimal_single_format): Likewise.
6803 (decimal_double_format): Likewise.
6804 (decimal_quad_format): Likewise.
6805 (c4x_single_format): Likewise.
6806 (c4x_extended_format): Likewise.
6807 (real_internal_format): Likewise.
6808 (coldfire_single_format): New real_format.
6809 (coldfire_double_format): Likewise.
6810 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6811 canonical_nan_lsbs_set.
6812 (pdp11_d_format): Likewise.
6813 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6814 if TARGET_COLDFIRE_CPU.
6816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6818 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6819 (output_call, m68k_legitimize_call_address): Declare.
6820 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6821 parenthesees. Add support for a 'W' constraint.
6822 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6823 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6824 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6825 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6827 (override_options): Initialize them. Do not set flag_no_function_cse
6828 for TARGET_ID_SHARED_LIBRARY.
6829 (m68k_output_pic_call): Delete.
6830 (m68k_legitimize_call_address): New function.
6831 (print_operand): Remove the %o prefix. Handle the %p prefix.
6832 (output_call): New function.
6833 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6834 target address from the GOT if symbolic jumps are not allowed.
6835 * config/m68k/m68k.md (call, general_operand): Do not set
6836 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6837 Merge separate flag_pic and !flag_pic define_insns into...
6838 (*call, *call_value): ...these new patterns. Match the address
6839 rather than the containing MEM and require it to be a call_operand.
6840 Use output_call to generate the asm template.
6841 * config/m68k/predicates.md (const_call_operand): New predicate.
6842 (call_operand): Likewise.
6844 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6846 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6847 (STACK_GROWS_DOWNWARD): Define to 1.
6848 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6849 comments, emphasizing that these values are only defaults.
6850 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6851 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6853 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6855 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6857 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6858 Richard Sandiford <richard@codesourcery.com>
6860 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6861 (FP_REGNO_P): New macros.
6862 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6863 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6864 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6865 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6867 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6869 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6870 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6872 * config/m68k/t-floatlib: New file, extracting common code from...
6873 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6874 * config/m68k/t-uclinux: Here.
6875 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6876 routines on ColdFire targets.
6878 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6880 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6881 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6882 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6883 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6884 explicitly set MOTOROLA to 1.
6885 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6887 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6888 Nathan Sidwell <nathan@codesourcery.com>
6890 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6891 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6892 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6893 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6894 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6895 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6896 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6897 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6898 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6899 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6900 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6901 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6902 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6903 (DBX_REGISTER_NUMBER): Delete.
6904 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6905 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6906 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6910 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6911 * config/flat.h: New file.
6912 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6914 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6915 indirect references for -msep-data or -mid-shared-library.
6916 Do not use PC-relative code addresses either.
6917 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6919 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6920 for shared libraries and crt1.o for executables. Use crti.o and
6922 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6923 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6924 Do not add -elf2flt or -shared-lib-id options here.
6925 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6926 Pass -shared-lib-id if -mid-shared-library, taking the library
6927 identifier from -mshared-library-id if given, otherwise
6929 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6930 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6931 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6932 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6933 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6934 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6936 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6937 jump sequence for ISA A and ISA A+.
6938 (PICJUMP): Likewise.
6940 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6942 * config.gcc (m68k-*-uclinux*): Base the port on the common
6943 and m68k GNU/Linux files rather than on the generic ELF ones.
6944 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6945 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6947 2007-01-18 Julian Brown <julian@codesourcery.com>
6948 Richard Sandiford <richard@codesourcery.com>
6950 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6951 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6952 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6954 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6956 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6958 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6960 * doc/install.texi: Document m68k-uclinuxoldabi.
6961 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6962 * config/m68k/uclinux-oldabi.h: New file, copied from
6963 config/m68k/uclinux.h.
6965 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6967 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6968 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6969 (m32r_compute_frame_size): Use unsigned for regno.
6970 (m32r_reload_lr): Use gen_frame_mem.
6972 (m32r_output_function_epilogue): Don't output the function epilogue
6974 (m32r_expand_epilogue): New.
6975 (direct_return): Return false if the function has the interrupt
6977 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6978 * config/m32r/m32r.md (epilogue): New expander.
6979 (return_lr, return_rte): New insns.
6980 (return): Make it expander.
6981 (return_normal): New expander.
6983 2007-01-18 Josh Conner <jconner@apple.com>
6986 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6987 support for UNLE, UNLT, UNGE, and UNGT.
6989 2007-01-18 Jan Hubicka <jh@suse.cz>
6991 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6992 * tree-tailcall (add_virtual_phis): Likewise.
6993 (optimize_tail_call): Return TODOs.
6994 (execute_tail_calls): Return TODOs.
6995 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6996 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6999 Cleanup cfg using TODO.
7000 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7001 * passes.c (execute_function_todo): When cleanup did something, remove
7003 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7004 (make_edges): Don't cleanup_cfg.
7006 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7008 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7009 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7010 operate on the top of stack.
7011 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7012 register handling of instructions that output to the second
7014 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7015 (move_for_stack_reg): Special-case check for dead destination
7016 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7018 * config/i386/i386.md (UNSPEC_TAN): New constant.
7019 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7020 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7021 to correctly model move of constant 1.0 to top stack slot.
7022 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7023 (unnamed peephole2 pattern): Remove corresponding peephole2
7024 pattern that optimizes tan insn and loading of constant 1.0.
7025 (tanxf2): Use fptanxf4_i387.
7026 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7027 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7028 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7029 disable patterns for SSE math.
7030 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7031 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7033 2007-01-18 Dirk Mueller <dmueller@suse.de>
7034 Richard Guenther <rguenther@suse.de>
7037 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7038 * common.opt (Warray-bounds): Add new warning option.
7039 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7041 * Makefile.in: make tree-vrp.o depend on toplev.h
7042 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7044 (check_array_refs, check_array_bounds, check_array_ref): New.
7046 2007-01-18 Jan Hubicka <jh@suse.cz>
7048 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7049 (execute_ssa_ccp): Return flags conditionally.
7050 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7052 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7054 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7056 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7057 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7059 * Makefile.c (GTFILES): Add cfglayout.h.
7060 * gengtype.c (open_base_files): Likewise.
7061 * cfglayout.c (cfg_layout_function_footer,
7062 cfg_layout_function_header) Reindent to make gengtype happy.
7063 * cfglayout.h (cfg_layout_function_footer,
7064 cfg_layout_function_header): Add GTY(()) marker.
7066 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7068 2007-01-18 Ben Elliston <bje@au.ibm.com>
7070 * genautomata.c (write_automata): Include xstrerror output in the
7071 error message if writing the DFA description file fails.
7073 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7075 * config/mips/mips-protos.h (mips_output_external): Make it
7077 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7078 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7079 (extern_list): Likewise.
7080 (extern_head): Likewise.
7081 (TARGET_ASM_FILE_END): Likewise.
7082 (mips_file_end): Likewise.
7083 (mips_output_external): Rewritten.
7085 2007-01-18 Ben Elliston <bje@au.ibm.com>
7087 * genpreds.c (write_insn_preds_c): Only write out the function
7088 body for regclass_for_constraint if we have register constraints.
7090 2007-01-17 Tom Tromey <tromey@redhat.com>
7092 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7093 * doc/install.texi (Testing): Use sourceware.org.
7094 (Binaries): Likewise.
7095 (Specific): Likewise.
7096 * doc/contrib.texi (Contributors): Use sourceware.org.
7098 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7100 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7101 (AVR_ENHANCED): Rename to ...
7102 (AVR_HAVE_MUL): ... new.
7103 (avr_enhanced_p): Rename to ...
7104 (avr_have_mul_p): ... new.
7105 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7106 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7107 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7108 (avr_have_mul_p): ... new.
7109 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7110 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7111 'avr_enhanced_p' and 'enhanced'.
7112 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7113 AVR_HAVE_MUL instead of AVR_ENHANCED.
7114 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7115 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7116 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7117 instead of AVR_ENHANCED.
7118 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7119 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7120 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7122 2007-01-17 Ian Lance Taylor <iant@google.com>
7124 * vec.h (VEC_reserve_exact): Define.
7125 (vec_gc_p_reserve_exact): Declare.
7126 (vec_gc_o_reserve_exact): Declare.
7127 (vec_heap_p_reserve_exact): Declare.
7128 (vec_heap_o_reserve_exact): Declare.
7129 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7131 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7133 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7134 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7135 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7136 * vec.c (calculate_allocation): Add exact parameter. Change all
7138 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7139 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7140 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7141 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7142 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7143 (vec_heap_p_reserve_exact): New function.
7144 (vec_heap_o_reserve_exact): New function.
7146 2007-01-17 Jan Hubicka <jh@suse.cz>
7148 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7150 2007-01-17 Eric Christopher <echristo@apple.com>
7152 * config.gcc: Support core2 processor.
7154 2007-01-16 Jan Hubicka <jh@suse.cz>
7156 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7157 the names, just unlink the chain so we don't crash on dangling pointers
7160 2007-01-16 Jan Hubicka <jh@suse.cz>
7162 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7163 * tree-pass.h: Reorder to make IPA passes appear toegher.
7164 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7165 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7166 parameters, do not call early inliner.
7167 * ipa-inline.c: Update comments. Include tree-flow.h
7168 (cgraph_decide_inlining): Do not compute inlining parameters.
7169 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7170 be called with function context set up.
7171 (pass_ipa_inline): Remove unreachable functions before pass.
7172 (cgraph_early_inlining): Simplify assuming to be called from the
7174 (pass_early_inline): New pass.
7175 (cgraph_gate_ipa_early_inlining): New gate.
7176 (pass_ipa_early_inline): Turn into simple wrapper.
7177 (compute_inline_parameters): New function.
7178 (gate_inline_passes): New gate.
7179 (pass_inline_parameters): New pass.
7180 (apply_inline): Move here from tree-optimize.c
7181 (pass_apply_inline): New pass.
7182 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7184 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7186 (tree_function_versioning): Do not allocate dummy struct function.
7187 * tree-inline.h (optimize_inline_calls): Update prototype.
7188 * tree-optimize.c (execute_fixup_cfg): Export.
7189 (pass_fixup_cfg): Remove
7190 (tree_rest_of_compilation): Do not apply inlines.
7191 * tree-flow.h (execute_fixup_cfg): Declare.
7192 * Makefile.in (gt-passes.c): New.
7193 * passes.c: Include gt-passes.h
7194 (init_optimization_passes): New passes.
7195 (nnodes, order): New static vars.
7196 (do_per_function_toporder): New function.
7197 (execute_one_pass): Dump current pass here.
7198 (execute_ipa_pass_list): Don't dump current pass here.
7200 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7202 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7203 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7205 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7207 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7208 (strong_alias): Define.
7209 (__gcc_qmul): Provide non-FMA for soft-float.
7215 (__gcc_qunord): New.
7225 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7226 soft-float functions.
7227 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7228 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7229 about long double soft float.
7231 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7232 Tehila Meyzels <tehila@il.ibm.com>
7234 * tree-vectorizer.h (is_pattern_stmt_p): New.
7235 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7236 formatting (tabs instead of spaces). Cleanup and clarify setting
7237 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7238 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7239 (vectorizable_type_demotion): Check that types are integral.
7240 (vectorizable_type_promotion): Likewise.
7241 (vectorizable_store): Fix typo. Eliminate new-line at end of
7244 2007-01-16 Jan Hubicka <jh@suse.cz>
7246 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7249 2007-01-15 Eric Christopher <echristo@apple.com>
7251 * ifcvt.c: Include vec.h, vecprim.h.
7252 (check_cond_move_block): New argument regs.
7253 Reorganize. Add registers used to regs.
7254 (cond_move_process_if_block): Use regs set above as
7257 2007-01-15 Eric Christopher <echristo@apple.com>
7259 * config/darwin.h: Update copyright.
7260 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7261 (LINK_COMMAND_SPEC): Add -u.
7262 (LINK_SPEC): Fix umbrella for above.
7264 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7266 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7269 2007-01-15 Tom Tromey <tromey@redhat.com>
7271 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7272 * doc/install.texi (Testing): Don't mention jacks.
7273 (Configuration): Document --enable-java-maintainer-mode. Move
7274 --with-java-home to libgcj-specific section. Document
7276 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7278 2007-01-15 Jan Hubicka <jh@suse.cz>
7280 * tree-ssa-dce.c (DCE_TODOs): New.
7281 (propagate_necessity): Return if something changed.
7282 (eliminate_unnecessary_stmts): Likewise.
7283 (perform_tree_ssa_dce): Return TODO flags when needed.
7284 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7286 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7289 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7290 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7291 patterns using X87MODEF12 mode macro. Extend operand 1
7292 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7293 (log10<mode>2): Ditto.
7294 (log2<mode>2): Ditto.
7295 (log1p<mode>2): Ditto.
7296 (logb<mode>2): Ditto.
7297 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7298 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7299 (*fxtractxf3_i387): Rename from *fxtractxf3.
7300 (fxtract_extend<mode>xf3_i387): New insn pattern.
7301 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7302 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7303 and gen_fyl2xxf3_i387().
7305 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7307 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7308 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7309 get_loop_exit_edges. Changed return type to bool.
7310 * cfgloop.h (fix_loop_placement): Declaration removed.
7312 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7314 * param.h (MIN_VECT_LOOP_BOUND): New.
7315 * params.def (MIN_VECT_LOOP_BOUND): New.
7316 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7317 argument - minimum threshold for number of iterations.
7318 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7319 argument to declaration.
7320 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7321 MIN_VECT_LOOP_BOUND.
7322 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7323 slpeel_tree_peel_loop_to_edge with additional argument.
7324 (vect_do_peeling_for_alignment): Likewise.
7325 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7327 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7333 2007-01-14 Jan Hubicka <jh@suse.cz>
7335 * tree-dfa.c (remove_referenced_var): New function.
7336 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7337 prune referenced vars list too.
7338 * tree-flow.h (remove_referenced_var): Declare.
7340 2007-01-14 Jan Hubicka <jh@suse.cz>
7342 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7344 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7345 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7346 * except.h (verify_eh_throw_table_statements): Kill prototype.
7347 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7348 into call exrepssions.
7349 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7351 * tree-cfg.c: Include pointer-set.h.
7352 (verify_node_sharing): Work on pointer set.
7353 (verify_eh_throw_stmt_node): New.
7354 (verify_stmts): Use pointers sets, verify throw_stmt.
7356 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7358 * ipa-reference.c (analyze_function): Consider also addresses taken
7361 2007-01-12 Roger Sayle <roger@eyesopen.com>
7363 * c-typeck.c (null_pointer_constant_p): Replace use of
7364 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7365 (build_c_cast): Likewise.
7367 2007-01-12 Roger Sayle <roger@eyesopen.com>
7369 * tree.h (force_fit_type_double): Remove unused final argument.
7370 * c-common.c (constant_expression_warning): Replace use of
7371 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7372 (convert_and_check): Likewise.
7373 (shorten_compare): Update call to force_fit_type_double.
7374 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7375 * convert.c (convert_to_pointer): Update call to
7376 force_fit_type_double.
7377 * fold-const.c (force_fit_type_double): Remove overflowed_const
7379 (int_const_binop, fold_convert_const_int_from_int,
7380 fold_convert_const_int_from_real, fold_div_compare,
7381 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7382 fold_abs_const, fold_not_const): Remove the final argument from
7383 calls to force_fit_type_double.
7385 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7387 * configure.ac: Set insn to "nop" for spu-*-* also.
7388 * configure: Regenerate.
7390 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7392 * builtins.def : Add BUILT_IN_FREE.
7394 2007-01-12 Jan Hubicka <jh@suse.cz>
7396 PR tree-optimization/30443
7397 * tree-inline.c (tree_function_versioning): Do not optimize when
7398 cloning for inlining.
7400 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7402 * doc/loop.texi: Document recording of loop exits.
7403 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7404 (update_single_exits_after_duplication,
7405 update_single_exit_for_duplicated_loop,
7406 update_single_exit_for_duplicated_loops): Removed.
7407 (duplicate_loop_to_header_edge): Do not call
7408 update_single_exits_after_duplication and
7409 update_single_exit_for_duplicated_loops.
7410 (loop_version): Do not update single_exit information.
7411 (fix_loop_structure): Use record_loop_exits instead of
7412 mark_single_exit_loops.
7413 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7414 the lists of loop exits.
7415 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7416 split_edge, merge_blocks): Update the lists of loop exits.
7417 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7418 loop_optimizer_init.
7419 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7420 of mark_single_exit_loops.
7421 (loop_optimizer_finalize): Call release_recorded_exits.
7422 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7423 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7424 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7425 update single exit information.
7426 * lambda-code.c (perfect_nestify): Ditto.
7427 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7428 (mark_single_exit_loops): Removed.
7429 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7430 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7431 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7433 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7434 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7435 (verify_loop_structure): Verify consistency of the exit lists.
7436 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7437 (set_single_exit): Removed.
7438 * cfgloop.h (struct loop_exit): New function.
7439 (struct loop): single_exit_ field replaced by exits field.
7440 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7441 (struct loops): Added exits hash.
7442 (mark_single_exit_loops, set_single_exit): Declaration removed.
7443 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7445 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7447 * doc/invoke.texi: Avoid use of @headitem.
7449 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7451 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7453 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7455 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7458 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7459 Richard Sandiford <richard@codesourcery.com>
7461 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7462 * config/m68k/m68k.opt: Resort options.
7463 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7465 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7466 Richard Sandiford <richard@codesourcery.com>
7468 * doc/invoke.texi: Document the macros that are defined by
7469 m68k's -mtune and -mhard-float options.
7470 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7471 (m68k_cpp_cpu_family): Likewise.
7472 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7473 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7474 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7475 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7476 (m68k_cpp_cpu_family): Likewise.
7478 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7480 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7481 macros besides mc68000 as tuning macros. Use a switch statement
7482 to set them and mcpu32.
7484 2007-01-12 Julian Brown <julian@codesourcery.com>
7486 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7487 (TARGET_68040_ONLY): Rename to...
7488 (TARGET_68040): ...this.
7489 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7490 * config/m68k/m68k.md: Likewise.
7492 2007-01-12 Julian Brown <julian@codesourcery.com>
7493 Nathan Sidwell <nathan@codesourcery.com>
7494 Richard Sandiford <richard@codesourcery.com>
7496 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7497 the -mcpu= argument associated with the --with-cpu setting.
7498 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7499 if different from the one implied by the -mcpu setting.
7500 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7501 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7502 * doc/invoke.texi: Mention ColdFire in the introduction to the
7503 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7504 -mno-div and -mhard-float options. Make -m68881 a synonym for
7505 -mhard-float. Document the previously-undocumented -m5206e,
7506 -m528x, -m5307 and -m5407 options. Tweak the existing option
7507 documentation for consistency.
7508 * doc/install.texi: Mention new --with-cpu arguments.
7509 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7510 default CPU if neither -mcpu nor -march are specified.
7511 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7512 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7513 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7514 using m68k_tune to decide between families that implement the
7515 same ISA. Use m68k_tune to set __mcfv4e__.
7516 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7517 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7518 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7519 (FL_ISA_C, FL_ISA_MMU): New macros.
7520 (MASK_COLDFIRE): Delete.
7521 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7522 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7523 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7524 (TARGET_HARD_FLOAT): Do not define here.
7525 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7526 (TUNE_68000): New macro.
7527 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7528 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7529 (TUNE_CFV2): Redefine in terms of m68k_tune.
7530 (uarch_type, target_device, fpu_type): New enums.
7531 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7532 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7533 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7534 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7535 (FL_FOR_isa_c): New macros.
7536 (m68k_isa): New enum.
7537 (m68k_target_selection): New structure.
7538 (all_devices, all_isas, all_microarchs): New tables.
7539 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7540 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7541 (MASK_ALL_CPU_BITS): Delete.
7542 (m68k_find_selection): New function.
7543 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7544 Map the legacy target options to a combination of the new ones.
7545 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7546 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7547 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7549 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7550 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7552 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7553 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7554 * config/m68k/m68k-devices.def: New file.
7556 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7557 Nathan Sidwell <nathan@codesourcery.com>
7559 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7560 (SUBTARGET_EXTRA_SPECS): New macros.
7561 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7562 use %(asm_cpu_spec) instead.
7563 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7564 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7565 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7566 (EXTRA_SPECS): Rename to...
7567 (SUBTARGET_EXTRA_SPECS): ...this.
7569 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7570 Richard Sandiford <richard@codesourcery.com>
7571 Julian Brown <julian@codesourcery.com>
7573 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7574 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7575 to the configuration's default CPU.
7576 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7577 Remove default masks.
7578 (m680[012]0-*-*): Set the default with_cpu to the first part of
7580 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7581 (m68k*-*-linux): Extend the --with-cpu handling to...
7582 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7583 and m68010. Don't set target_cpu_default2.
7584 * doc/install.texi: Document --with-cpu for m68k.
7585 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7586 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7587 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7588 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7589 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7590 (ASM_SPEC): Remove use of %(asm_cpu_default).
7591 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7592 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7593 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7594 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7595 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7596 (TARGET_DEFAULT): Delete.
7597 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7598 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7599 (CPP_CPU_SPEC): Delete.
7600 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7601 the appropriate string.
7602 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7603 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7604 (ASM_SPEC): Don't use %(asm_default_spec).
7605 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7606 TARGET_DEFAULT and add MASK_68881.
7607 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7609 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7611 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7612 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7613 MASK_68010 alongside MASK_68020.
7614 * doc/invoke.texi: Document -m68010.
7615 * config/m68k/m68k.opt (m68010): New.
7616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7618 (TUNE_68010): New macro.
7619 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7620 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7621 (M68K_CPU_m68332): Add MASK_68010.
7622 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7623 fallback definition.
7624 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7626 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7627 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7628 to all entries that use MASK_68020.
7629 (output_move_simode_const, output_move_himode, output_move_qimode)
7630 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7631 instead of TARGET_68020 to select clr behavior. Remove comment
7632 about there being no TARGET_68010.
7633 * config/m68k/m68k.md: Likewise throughout.
7635 2007-01-12 Julian Brown <julian@codesourcery.com>
7637 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7638 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7639 * config/m68k/m68k.md: Likewise.
7641 2007-01-12 Julian Brown <julian@codesourcery.com>
7643 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7644 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7646 2007-01-12 Julian Brown <julian@codesourcery.com>
7648 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7649 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7650 * config/m68k/m68k.md: Likewise.
7652 2007-01-12 Julian Brown <julian@codesourcery.com>
7653 Richard Sandiford <richard@codesourcery.com>
7655 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7656 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7657 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7659 (TARGET_CPU32): Rename to...
7660 (TUNE_CPU32): ...this.
7661 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7662 (TUNE_CFV2): New macros.
7663 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7664 remove conditions that are implied by TARGET_68020.
7665 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7666 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7667 (m68k_output_function_epilogue): Likewise.
7668 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7669 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7670 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7671 non-68000 timings. Refactor multiplication and division costs.
7672 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7673 TUNE_CPU32 instead of TARGET_CPU32.
7674 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7675 and TUNE_68060 instead of TARGET_68060.
7676 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7677 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7679 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7680 && !TARGET_COLDFIRE" to choose between moveq and clr.
7681 Likewise in the unnamed movsf pattern.
7682 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7683 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7686 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7688 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7689 of tabbing before backslashes.
7691 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7693 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7694 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7695 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7697 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7699 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7700 find_interesting_uses_cond.
7701 (find_interesting_uses_cond): Use extract_cond_operands.
7702 (rewrite_use_compare): Use extract_cond_operands and
7703 force_gimple_operand_bsi. Do not call update_stmt.
7704 (determine_use_iv_cost_condition): Use extract_cond_operands.
7705 Return cheaper of using original bound and changing the exit bound.
7707 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7709 PR tree-optimization/29516
7710 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7711 most_expensive_mult_to_index, addr_to_parts,
7712 create_mem_ref, maybe_fold_tmr): Make the type of
7713 fields of TARGET_MEM_REF sizetype.
7714 (move_fixed_address_to_symbol, move_pointer_to_base):
7716 * tree.def (TARGET_MEM_REF): Add comment on types of
7719 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7721 * c-common.c (vector_types_convertible_p): Treat opaque types as
7722 always convertible if they have the same size, but not otherwise.
7724 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7726 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7727 Remove the b_unconditional field.
7728 (noce_try_sign_mask): Do not look at b_unconditional.
7729 (noce_process_if_block): Do not use merge_if_blocks. Update
7730 the CFG here. Do not set b_unconditional.
7731 (cond_move_process_if_block): Likewise.
7732 (find_cond_trap): Likewise.
7733 (check_cond_move_block): Require simple jump insns at the end
7736 2007-01-11 Jan Hubicka <jh@suse.cz>
7738 PR tree-optimization/1046
7739 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7740 when alias info is not ready.
7741 (pass_tail_recursion): Do not require aliasing.
7742 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7743 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7744 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7745 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7746 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7747 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7748 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7750 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7751 When aliasing is not build, mark statement as volatile.
7753 2007-01-11 Tom Tromey <tromey@redhat.com>
7755 PR preprocessor/15185, PR preprocessor/20989:
7756 * doc/cppopts.texi <-MT>: Update description of algorithm for
7757 computing default target.
7758 <-M, -MD>: Reword "basename" text.
7760 2007-01-11 Roger Sayle <roger@eyesopen.com>
7762 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7763 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7764 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7765 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7766 fold_builtin_bswap, real_constp, fold_builtin_pow,
7767 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7768 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7769 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7770 * convert.c (convert_to_pointer): Likewise.
7771 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7772 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7773 const_binop, fold_convert_const_int_from_int,
7774 fold_convert_const_int_from_real,
7775 fold_convert_const_real_from_real, sign_bit_p,
7776 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7777 fold_sign_changed_comparison, fold_unary, fold_comparison,
7778 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7779 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7780 * print-tree.c (print_node_brief, print_node): Likewise.
7781 * stor-layout.c (place_field, layout_type): Likewise.
7782 * tree-chrec.c (keep_cast): Likewise.
7783 * tree.c (build_vector, build_real, build_real_from_int_cst,
7784 build_complex): Likewise.
7786 2007-01-11 Roger Sayle <roger@eyesopen.com>
7788 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7789 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7791 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7793 * configure.ac (strict1_warn): Rename to strict_warn.
7794 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7795 cc_set_by_configure, quoted_cc_set_by_configure,
7796 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7797 all_boot_languages, all_stagestuff): Remove.
7798 (target_list): Remove bootstrap targets.
7799 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7800 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7801 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7802 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7803 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7804 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7805 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7806 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7807 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7808 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7809 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7810 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7811 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7812 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7813 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7814 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7815 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7816 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7817 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7818 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7819 (mostlyclean): Adjust.
7820 (clean, distclean): Don't mention bootstrap stuff.
7821 * configure: Regenerate.
7822 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7823 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7824 treelang/config-lang.in (stagestuff): Remove.
7825 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7826 stageprofile, stagefeedback, stagestuff): Remove mention.
7828 2007-01-11 Nick Clifton <nickc@redhat.com>
7830 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7832 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7833 (mcore_arith_K_S_operand): Run the test for the S constraint not
7834 the test for the M constraint.
7835 (mcore_addsub_operand): Do not accept integer values that are
7836 larger than 32 bits.
7837 * config/mcore/mcore.md: Remove unused constraints from split.
7838 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7840 (allocate_stack): Likewise.
7841 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7842 operands to 32 bits.
7843 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7845 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7846 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7847 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7848 mcore_output_bclri, mcore_output_andn, output_inline_const,
7849 mcore_output_move, mcore_output_movedouble): Likewise.
7850 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7851 (output_inline_const): Likewise.
7852 (output_inline_const): Fix format strings used in sprintf
7854 * config/mcore/mcore-protos.h: Update prototypes for changed
7855 functions in mcore.c.
7856 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7857 HOST_WIDE_INT and not int.
7858 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7859 CONST_OK_FOR_N): Likewise.
7860 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7861 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7864 2007-01-10 Jan Hubicka <jh@suse.cz>
7866 * tree-vrp.c (remove_range_assertions): Release defs.
7867 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7868 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7870 2007-01-10 Paul Brook <paul@codesourcery.com>
7872 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7873 * config/arm/arm.md (mulsi3subsi): New insn.
7875 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7877 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7878 (tree_transform_and_unroll_loop): New.
7879 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7882 2007-01-10 Robert Kennedy <jimbob@google.com>
7884 * fold-const.c (fold_comparison): Fold comparisons like (x *
7885 1000 < 0) to (x < 0).
7887 2007-01-10 Ian Lance Taylor <iant@google.com>
7889 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7890 operands have the same priority.
7892 2007-01-10 Tom Tromey <tromey@redhat.com>
7894 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7895 (fold_binary): Likewise.
7896 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7897 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7898 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7899 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7900 * langhooks.h (struct lang_hooks): Removed field
7901 'can_use_bit_fields_p'.
7903 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7905 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7907 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7909 * function.c (get_last_funcdef_no): New function.
7910 * function.h (get_last_funcdef_no): Declare.
7911 * tree-inline.c (initialize_cfun): Add initialization.
7912 (tree_function_versioning): Cleanup.
7914 2007-01-10 Jan Hubicka <jh@suse.cz>
7916 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7919 2007-01-10 Sa Liu <saliu@de.ibm.com>
7920 Ben Elliston <bje@au.ibm.com>
7922 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7923 for SAVE_NONLOCAL and Pmode for any other save level.
7924 * spu-protos.h (spu_restore_stack_block): Declare.
7925 * spu.md (save_stack_block): Remove.
7926 (restore_stack_block): Call spu_restore_stack_block.
7927 * spu.c (spu_restore_stack_block): New function.
7928 (spu_expand_epilogue): Remove old comment.
7930 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7932 PR tree-optimization/30322
7933 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7934 (cand_value_at): Return the value as aff_tree.
7935 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7936 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7937 aff_combination_mult): New functions.
7938 (aff_combination_add): Use aff_combination_add_cst.
7939 (aff_combination_convert): Allow conversions to a wider type.
7940 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7941 * tree-affine.h (aff_combination_mult): Declare.
7943 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7945 * doc/tm.texi: Update documentation to reflect reality of exec
7946 and start file search behaviours. Update copyright year.
7947 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7948 header file directories.
7950 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7952 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7953 (*cosxf2): Rename to cosxf2_i387.
7954 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7955 using X87MODEF12 mode macro. Rename patterns to
7956 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7958 (*cosdf2, *cossf2): Ditto.
7959 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7960 to match extended input operands.
7961 (sincos<mode>3): New expander.
7962 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7963 insn patterns and corresponding splitters.
7965 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7967 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7968 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7970 2007-01-09 Nicolas Pitre <nico@cam.org>
7973 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7975 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7977 * target.h (struct gcc_target): New field library_rtti_comdat.
7978 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7979 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7980 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7981 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7983 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7985 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7987 2007-01-08 Richard Guenther <rguenther@suse.de>
7989 * tree.h (force_fit_type_double): Export.
7990 (force_fit_type): Remove.
7991 * fold-const.c (force_fit_type_double): New function.
7992 (force_fit_type): Remove.
7993 (int_const_binop): Use it.
7994 (fold_convert_const_int_from_int): Likewise.
7995 (fold_convert_const_int_from_real): Likewise.
7996 (fold_div_compare): Likewise.
7997 (fold_sign_changed_comparison): Likewise.
7998 (fold_unary): Likewise.
7999 (fold_negate_const): Likewise.
8000 (fold_abs_const): Likewise.
8001 (fold_not_const): Likewise.
8002 * c-common.c (shorten_compare): Use force_fit_type_double.
8003 * convert.c (convert_to_pointer): Likewise.
8005 2007-01-08 Richard Guenther <rguenther@suse.de>
8007 * tree.h (build_int_cst_wide_type): Export.
8008 * tree.c (build_int_cst_wide_type): New function.
8009 (build_int_cst_wide): Fix comment.
8010 * builtins.c (fold_builtin_object_size): Use build_int_cst
8011 to build -1 or 0 of the correct type. Use fit_double_type
8012 to check for overflow.
8013 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8015 (decode_field_reference): Likewise.
8016 (all_ones_mask_p): Likewise.
8017 (native_interpret_int): Use build_int_cst_wide_type.
8018 (fold_binary): Use build_int_cst_type to build an all-ones
8020 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8022 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8024 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8026 2007-01-09 Ben Elliston <bje@au.ibm.com>
8028 * genautomata.c (STATS_OPTION): New option.
8029 (stats_flag): New flag.
8030 (gen_automata_option): Handle it.
8031 (initiate_automaton_gen): Ditto.
8032 (write_automata): Output statistics only if stats_flag is
8033 set. Likewise, output time statistics only if time_flag is set.
8034 * doc/md.texi (Processor pipeline description): Document new flag.
8036 2007-01-08 Richard Guenther <rguenther@suse.de>
8038 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8039 * tree.c (build_int_cst_type): Likewise.
8040 (size_in_bytes): Don't call force_fit_type on the result.
8041 (int_fits_type_p): Use fit_double_type.
8042 * fold-const.c (fit_double_type): New function.
8043 (force_fit_type): Use it.
8044 * tree.h (fit_double_type): Export.
8046 2007-01-08 Jan Hubicka <jh@suse.cz>
8048 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8049 * ipa.c (function_and_variable_visibility): Fix return type.
8051 2007-01-08 Richard Guenther <rguenther@suse.de>
8053 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8054 of offset to build the index.
8055 * tree-pretty-print.c (dump_generic_node): Don't build negated
8056 const just for printing.
8057 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8058 * builtins.c (fold_builtin_int_roundingfn): Check if result
8059 fits the type by using force_fit_type and comparing the result.
8060 * predict.c (predict_loops): Use compare_tree_int for comparison.
8061 * tree.c (build_int_cst): Fall back to integer_type_node for
8063 (build_int_cst_wide): Assert type is non-null.
8065 2007-01-08 Roberto Costa <roberto.costa@st.com>
8067 * tree-vrp.c (extract_range_from_cond_expr): New.
8068 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8069 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8071 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8072 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8073 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8074 used as expressions.
8075 * tree-object-size.c (cond_expr_object_size): New.
8076 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8078 2007-01-08 Jan Hubicka <jh@suse.cz>
8080 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8081 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8084 2007-01-08 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/23603
8087 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8088 (extract_range_from_binary): Fall back to truthvalue instead of
8089 varying for TRUTH_*_EXPR.
8090 (extract_range_from_comparison): Fall back to truthvalue instead of
8092 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8093 if all visited PHI values were constant.
8095 2007-01-08 Jan Hubicka <jh@suse.cz>
8097 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8098 (cgraph_analyze_function): break out from ...
8099 (cgraph_finalize_compilation_unit): ... here.
8100 (cgraph_expand_function): Remove forgoten commented out line.
8101 (cgraph_optimize): Analyze functions.
8103 2007-01-08 Jan Hubicka <jh@suse.cz>
8105 * tree-pas.h (TODO_remove_function): New flag.
8106 (TODO_update*): Renumber.
8107 (pass_ipa_increase_alignment,
8108 pass_ipa_function_and_variable_visibility): New passes.
8109 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8110 (cgraph_function_and_variable_visibility): Move to ipa.c
8111 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8112 cgraph_increase_alignment.
8113 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8114 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8115 calling tree-inline.
8116 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8117 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8118 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8119 (gate_increase_alignment): New function.
8120 (pass_ipa_increase_alignment): New pass.
8121 * ipa.c: Inline tree-pass.h and timevar.h
8122 (function_and_variable_visibility): Move here from cgraphunit.c
8123 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8124 * passes.c (init_optimization_passes): Add the two new passes.
8125 (execute_todo): Handle cgraph_remove_functions.
8127 2007-01-08 Nick Clifton <nickc@redhat.com>
8129 * config/frv/predicates.md (reg_or_0_operand): Accept
8132 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8134 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8135 * config.gcc: Add bfin*-rtems*.
8137 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8139 * c.opt: Add -flax-vector-conversions.
8140 * c-typeck.c (convert_for_assignment): Pass flag to
8141 vector_types_convertible_p to allow emission of note.
8142 (digest_init): Likewise.
8143 * c-opts.c: Handle -flax-vector-conversions.
8144 * c-common.c (flag_lax_vector_conversions): New.
8145 (vector_types_convertible_p): Unless -flax-vector conversions
8146 has been passed, disallow conversions between vectors with
8147 differing numbers of subparts and/or element types. If such
8148 a conversion is disallowed, possibly emit a note on the first
8149 occasion only to inform the user of -flax-vector-conversions.
8150 The new last argument specifies this.
8151 * c-common.h (flag_lax_vector_conversions): New.
8152 (vector_types_convertible_p): Add extra argument.
8153 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8154 char_type_node for V*QI type vectors.
8155 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8156 Update to satisfy new typechecking rules.
8157 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8159 * doc/invoke.texi (C Dialect Options): Document
8160 -flax-vector-conversions.
8162 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8164 PR tree-optimization/29877
8165 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8166 a register variable on the RHS to not be replaceable.
8168 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8169 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8170 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8171 const_simm15, const_pow2, const_npow2): Added.
8172 * config/score/misc.md (insv, extv, extzv, movmemsi,
8173 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8174 * config/score/score.c (score_address_cost, score_select_cc_mode):
8176 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8177 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8178 Update score_print_operand.
8179 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8180 Adjust register allocate order and update some macro define.
8181 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8182 mdx_block_move_straight, mdx_block_move_loop_head,
8183 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8184 mdx_block_move): Added.
8185 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8186 mdp_limm): Updated and fix some bug and typo.
8187 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8188 (movsf, movdf, doloop_end): Added.
8190 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8192 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8193 config/arm/thumb2.md: Fix comment typos.
8194 * doc/extend.texi: Fix a typo.
8196 2007-01-07 Eric Christopher <echristo@apple.com>
8198 * configure.ac: Check for __stack_chk_fail for darwin.
8199 * configure: Regenerate.
8201 2007-01-07 Richard Guenther <rguenther@suse.de>
8203 * tree-vrp.c (extract_range_from_assert): CSE calls to
8204 compare_values where possible.
8205 (extract_range_from_unary_expr): Likewise.
8207 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8209 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8210 * config/avr/avr.c (call_insn_operand): Delete function.
8211 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8212 instead of register number. Use predicates.
8213 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8214 call_insn_operand): Add.
8216 2007-01-06 Jan Hubicka <jh@suse.cz>
8218 * tree-pass.h (pass_build_cgraph_edges): Declare.
8219 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8220 (visited_nodes): Remove.
8221 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8222 build_cgrpah_edges; make visited_nodes local.
8223 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8224 (record_references_in_initializer): Move to cgraphbuild.c
8225 (initialize_inline_failed, rebuild_cgraph_edges,
8226 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8227 (verify_cgraph_node): Make visited_nodes local.
8228 (cgraph_analyze_function): Do not call cgraph_create_edges and
8229 initialize_inline_failed.
8230 (cgraph_expand_function): Do not call cgraph_lower_function;
8231 assert that function is already lowered.
8232 * Makefile.in (cgraphbuild.o): New.
8233 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8234 at the end of lowering passes.
8236 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8238 * ifcvt.c (cond_move_convert_if_block): New function, code
8239 factored out from...
8240 (cond_move_process_if_block): ...here. Call the new function
8241 on the THEN and ELSE blocks.
8242 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8243 already takes care of this.
8245 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8248 * tree.h (TREE_OVERFLOW_P): New.
8249 * c-typeck.c (parser_build_unary_op): Warn only if result
8250 overflowed and operands did not.
8251 (parser_build_binary_op): Likewise.
8252 (convert_for_assignment): Remove redundant overflow_warning.
8253 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8255 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8257 * c-typeck.c (store_init_value): Split over two lines to follow
8258 the GNU coding style.
8260 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8262 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8263 __GXX_EXPERIMENTAL_CXX0X__.
8264 * doc/cpp.texi: Same.
8266 2007-01-05 Richard Guenther <rguenther@suse.de>
8269 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8270 with mismatched types. Instead explicitly build a
8271 conversion NOP_EXPR.
8273 2007-01-05 Ian Lance Taylor <iant@google.com>
8275 * c-common.c (decl_with_nonnull_addr_p): New function.
8276 (c_common_truthvalue_conversion): Call it.
8277 * c-typeck.c (build_binary_op): Likewise.
8278 * c-common.h (decl_with_nonnull_addr_p): Declare.
8280 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8283 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8286 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8288 * doc/install.texi (Final install): Document the fact that
8289 the GNAT runtime should not be stripped.
8291 2007-01-04 Jan Hubicka <jh@suse.cz>
8293 * tree-inline.c (fold_marked_statements): Update operand caches
8294 and EH after folding
8296 2007-01-04 Ian Lance Taylor <iant@google.com>
8298 * c-common.c (check_function_nonnull): Whitespace fix.
8300 2007-01-04 Jan Hubicka <jh@suse.cz>
8302 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8303 comitted older version of patch.
8304 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8305 function, celanup cfg and collect garbage.
8307 2007-01-04 Mike Stump <mrs@apple.com>
8309 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8312 2007-01-04 Eric Christopher <echristo@apple.com>
8314 * libgcc2.c (__bswapsi2): Use SItype.
8315 (__bswapdi2): Use DItype.
8316 * libgcc2.h: Update for above.
8318 2007-01-04 Paul Brook <paul@codesourcery.com>
8320 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8321 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8322 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8323 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8324 umulsi3_highpart): Make conditional on !arm_arch6.
8325 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8326 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8327 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8328 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8329 umulsi3_highpart_v6): New insns.
8331 2007-01-04 Roger Sayle <roger@eyesopen.com>
8333 * fold-const.c (fold_convert): When casting an expression to void,
8334 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8335 have a type. Instead of attempting to build a NOP_EXPR, return
8336 these "special" trees directly.
8338 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8340 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8341 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8342 rs6000_cost->fp not 0 as adjustment for outer NEG.
8344 2007-01-04 Jan Hubicka <jh@suse.cz>
8346 * cgraph.c (cgraph_release_function_body): New function.
8347 (cgraph_remove_node): Use it.
8348 * cgraph.h (cgraph_release_function_body): Declare.
8349 * cgraphunit.c (cgraph_expand_function): Use it.
8350 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8351 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8352 is initialized and while compilation of other function is running.
8353 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8354 statement CFG annotations from here to ...
8355 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8357 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8359 * cfgloop.h (enum li_flags): Make the constants powers of two.
8361 2007-01-04 Jan Hubicka <jh@suse.cz>
8363 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8365 (fold_marked_statements): New function.
8366 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8367 * tree-inline.h (copy_body_data): Add statements_to_fold.
8369 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8371 * config.gcc: Mention libgcc/config.host.
8372 * Makefile.in: Update comments mentioning libgcc.
8373 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8374 (all.cross, start.encap, rest.encap, rest.cross): Update
8375 dependencies for libgcc move.
8376 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8377 (clean-target, clean-target-libgcc): Delete.
8378 (srcdirify, GCC_EXTRA_PARTS): New macros.
8379 (libgcc-support, libgcc.mvars): New rules.
8380 (distclean): Remove mention of mklibgcc.
8381 (install): Don't reference INSTALL_LIBGCC.
8382 (install-common): Don't reference EXTRA_PARTS.
8383 (install-libgcc, install-multilib): Delete rules.
8384 * mklibgcc.in: Delete file.
8385 * doc/configfiles.texi: Don't mention mklibgcc.
8387 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8388 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8389 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8390 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8391 (mklibgcc, ldblspecs): Likewise.
8393 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8394 (posixpre.def): Use $(T).
8395 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8396 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8397 (SHLIB_LINK): Make dummy.
8398 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8400 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8402 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8403 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8404 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8405 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8407 * configure.ac (all_outputs): Remove mklibgcc.
8408 * configure: Regenerated.
8410 2007-01-03 Josh Conner <jconner@apple.com>
8413 * calls.c (compute_argument_addresses): Set stack and stack_slot
8414 for partial args, too.
8415 (store_one_arg): Use locate.size.constant for the size when
8416 generating a save_area.
8418 2007-01-03 Robert Kennedy <jimbob@google.com>
8420 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8421 whose definitions are deleted due to basic block merging.
8423 2007-01-03 Paul Brook <paul@codesourcery.com>
8426 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8428 (use_return_insn): Return 0 for Thumb interrupt functions.
8429 (print_multi_reg): Add rfe argument for IRQ returns.
8430 (arm_output_epilogue): Pop interrupt return address directly into PC.
8431 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8433 2007-01-03 Paul Brook <paul@codesourcery.com>
8435 Merge from sourcerygxx-4_1.
8436 * config/arm/thumb2.md: New file.
8437 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8439 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8440 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8441 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8442 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8444 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8445 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8447 * config/arm/ieee754-sf.S: Ditto.
8448 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8449 (thumb1_base_register_rtx_p): ... to this.
8450 (thumb_index_register_rtx_p): Rename...
8451 (thumb1_index_register_rtx_p): ... to this.
8452 (thumb_output_function_prologue): Rename...
8453 (thumb1_output_function_prologue): ... to this.
8454 (thumb_legitimate_address_p): Rename...
8455 (thumb1_legitimate_address_p): ... to this.
8456 (thumb_rtx_costs): Rename...
8457 (thumb1_rtx_costs): ... to this.
8458 (thumb_compute_save_reg_mask): Rename...
8459 (thumb1_compute_save_reg_mask): ... to this.
8460 (thumb_final_prescan_insn): Rename...
8461 (thumb1_final_prescan_insn): ... to this.
8462 (thumb_expand_epilogue): Rename...
8463 (thumb1_expand_epilogue): ... to this.
8464 (arm_unwind_emit_stm): Rename...
8465 (arm_unwind_emit_sequence): ... to this.
8466 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8467 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8468 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8469 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8470 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8471 thumb2_output_casesi): New functions.
8472 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8473 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8474 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8475 THUMB2_WORK_REGS): Define.
8476 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8477 arm_condexec_mask, arm_condexec_masklen)): New variables.
8478 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8479 (arm_override_options): Check new CPU capabilities.
8480 Set new architecture flag variables.
8481 (arm_isr_value): Handle v7m interrupt functions.
8482 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8484 (const_ok_for_arm): Handle Thumb-2 constants.
8485 (arm_gen_constant): Ditto. Use movw when available.
8486 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8488 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8489 (thumb_find_work_register, arm_load_pic_register,
8490 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8491 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8492 print_multi_reg, output_mov_long_double_fpa_from_arm,
8493 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8494 output_mov_double_fpa_from_arm, output_move_double,
8495 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8496 output_return_instruction, arm_output_function_prologue,
8497 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8498 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8499 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8500 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8501 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8502 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8504 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8505 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8506 (arm_file_start): Output directive for unified syntax.
8507 (arm_unwind_emit_set): Handle stack alignment instruction.
8508 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8509 Add v6t2, v7, v7a, v7r and v7m.
8510 (RETLDM): Add Thumb-2 code.
8511 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8512 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8513 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8514 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8515 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8516 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8517 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8518 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8519 ADJUST_INSN_LENGTH): Define.
8520 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8521 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8522 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8523 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8524 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8525 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8526 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8527 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8528 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8529 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8530 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8531 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8532 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8533 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8534 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8535 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8536 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8538 * config/arm/arm-tune.md: Regenerate.
8539 * config/arm/arm-protos.h: Update prototypes.
8540 * config/arm/vfp.md: Enable patterns for Thumb-2.
8541 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8542 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8543 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8544 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8545 * config/arm/libunwind.S: Add Thumb-2 code.
8546 * config/arm/constraints.md: Update include Thumb-2.
8547 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8548 * config/arm/ieee754-df.S: Ditto.
8549 * config/arm/bpabi.S: Ditto.
8550 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8551 * config/arm/predicates.md (low_register_operand,
8552 low_reg_or_int_operand, thumb_16bit_operator): New.
8553 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8554 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8555 * config/arm/t-arm-elf: Add armv7 multilib.
8556 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8558 (UNSPEC_STACK_ALIGN, ce_count): New.
8559 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8560 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8562 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8563 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8564 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8565 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8566 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8567 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8569 * doc/extend.texi: Document ARMv7-M interrupt functions.
8570 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8572 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8574 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8575 (struct _Unwind_Context): Rename args_size to flags, remove
8576 signal_frame field, add a new args_size field and version field.
8577 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8578 _Unwind_IsExtendedContext): New inline functions.
8579 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8580 Assume by_value array is only present if _Unwind_IsExtendedContext.
8581 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8582 _Unwind_IsSignalFrame.
8583 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8584 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8585 (uw_init_context_1): Initialize context->flags to
8586 EXTENDED_CONTEXT_BIT.
8587 * config/rs6000/linux-unwind.h (frob_update_context): Use
8588 _Unwind_SetSignalFrame.
8590 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8593 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8594 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8597 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8599 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8600 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8601 RET, AT_SP): Remove.
8602 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8605 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8606 * cfgbuild.c (find_basic_blocks): Likewise.
8607 * cfgrtl.c (rtl_create_basic_block): Likewise.
8608 * function.c (temp_slots_at_level): Likewise.
8609 * reg-stack.c (stack_regs_mentioned): Likewise.
8610 * regclass.c (allocate_reg_info): Likewise.
8611 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8612 set_bb_for_stmt, move_block_to_fn): Likewise.
8613 * tree-complex.c (tree_lower_complex): Likewise.
8614 * vec.h (VEC_safe_grow_cleared): New.
8616 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8618 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8620 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8621 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8623 * cfgloopmanip.c (scale_loop_frequencies): Export.
8624 (loopify): Scale the frequencies by prescribed coefficients.
8625 (set_zero_probability): New function.
8626 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8627 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8628 and frequencies according to arguments.
8629 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8631 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8632 * modulo-sched.c (sms_schedule): Set probabilities for entering
8633 versioned loop correctly.
8634 * tree-vect-transform.c (vect_transform_loop): Ditto.
8635 * cfgloop.h (loopify, loop_version): Declaration changed.
8636 (scale_loop_frequencies): Declared.
8638 2007-01-02 Jan Hubicka <jh@suse.cz>
8640 * cgraph.c: Include tree-flow.h
8641 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8643 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8644 * tree-pass.h (pass_all_early_optimizations): Declare.
8645 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8647 (cgraph_analyze_function): Do early_local_passes.
8648 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8649 Do not add referenced vars.
8650 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8652 (gate_all_early_local_passes): New gate.
8653 (pass_early_local_passes): Use new gate.
8654 (execute_early_local_optimizations): New functions.
8655 (gate_all_early_optimizations): New gate.
8656 (pass_all_early_optimizations): New pass.
8657 (execute_free_datastructures): Free SSA only when initialized.
8658 (gate_init_datastructures): Init only when optimizing.
8659 (tree_lowering_passes): Do early local passes when called late.
8660 * tree-profile.c (do_tree_profiling): Don't profile functions added
8662 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8663 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8665 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8666 during early_local_passes.
8667 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8670 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8672 * Makefile.in: Update copyright year.
8674 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8676 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8677 in $(lang_checks) and check-consistency targets.
8679 2007-01-02 Jan Hubicka <jh@suse.cz>
8681 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8682 Do not add referenced vars.
8683 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8685 * passes.c (init_optimization_passes): Put mudflap_2 after
8686 free_datastructures.
8688 2007-01-02 Jan Hubicka <jh@suse.cz>
8690 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8691 Set NOTHROW flag on call statements proved to be nothrow.
8692 Update statement of local calls so new pure/const functions are
8693 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8695 (tree_rest_of_compilation): Register hooks and initialize bitmap
8696 early. Do not set after_inlining flag.
8698 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8700 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8701 HOST_BITS_PER_LONGLONG
8703 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8706 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8707 warning for non-static initializers.
8709 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8711 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8712 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8713 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8714 Always use set_unique_reg_note to add REG_EQUAL notes.
8716 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8719 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8721 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8722 * cfgbuild.c (find_basic_blocks): Likewise.
8723 * cfgrtl.c (rtl_create_basic_block): Likewise.
8724 * function.c (temp_slots_at_level): Likewise.
8725 * reg-stack.c (stack_regs_mentioned): Likewise.
8726 * regclass.c (allocate_reg_info): Likewise.
8727 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8728 set_bb_for_stmt, move_block_to_fn): Likewise.
8729 * tree-complex.c (tree_lower_complex): Likewise.
8730 * vec.h (VEC_safe_grow_cleared): New.
8732 2007-01-02 Ian Lance Taylor <iant@google.com>
8734 * c-common.c (c_common_truthvalue_conversion): When warning about
8735 using an assignment as a truth value, set TREE_NO_WARNING.
8737 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8740 * c.opt (Wold-style-declaration): New.
8741 * doc/invoke.texi (C-only Warning Options): New.
8742 (Wold-style-declaration): Document it.
8743 (Wextra): Enabled by -Wextra.
8744 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8745 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8746 -Wold-style-declaration.
8748 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8750 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8751 * cfgbuild.c (find_basic_blocks): Likewise.
8752 * cfgrtl.c (rtl_create_basic_block): Likewise.
8753 * function.c (temp_slots_at_level): Likewise.
8754 * reg-stack.c (stack_regs_mentioned): Likewise.
8755 * regclass.c (allocate_reg_info): Likewise.
8756 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8757 set_bb_for_stmt, move_block_to_fn): Likewise.
8758 * tree-complex.c (tree_lower_complex): Likewise.
8759 * vec.h (VEC_safe_grow_cleared): New.
8761 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8763 * c-common.c (c_common_nodes_and_builtins): Since variants of
8764 void_type_node get built before it is given a name, we need to
8765 give those variants the name, too.
8766 (complete_array_type): We need to work with the canonical main
8767 type of the array, from which we will build the qualified version.
8768 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8769 * print-tree.c (print_node): Display canonical type information
8771 * stor-layout.c (layout_type): When we don't know the
8772 alignment of a type for which we're building an array, we end up
8773 guessing wrong, so make the type require structural equality.
8774 * tree.c (make_node_stat): When we build a new type, it is its
8776 (build_type_attribute_qual_variant): When building an attribute
8777 variant, its canonical type is the non-attribute variant. However,
8778 if the attributes are target-dependent and they differ, we need to
8779 use structural equality checks for this type.
8780 (build_qualified_type): A qualified type is not equivalent to its
8781 unqualified variant; set the canonical type appropriately.
8782 (build_distinct_type_copy): When building a distinct type from
8783 another type, the new type is its own canonical type.
8784 (build_variant_type_copy): When building a new type variant, we
8785 assume that it is equivalent to the original type.
8786 (build_pointer_type_for_mode): When building a pointer type, also
8787 build a canonical type pointer.
8788 (build_reference_type_for_mode): When building a reference type,
8789 also build a canonical type reference.
8790 (build_index_type): When we can't hash an index type (e.g.,
8791 because its maximum value is negative), the index type requires
8792 structural equality tests.
8793 (build_array_type): Build the canonical form of an array type.
8794 (build_function_type): Function types require structural equality,
8795 because they contain default arguments, attributes, etc.
8796 (build_method_type_directly): Ditto for method types.
8797 (build_offset_type): Build the canonical offset type.
8798 (build_complex_type): Build the canonical vector type.
8799 (make_vector_type): Build the canonical vector type.
8800 * tree.h (TYPE_CANONICAL): New.
8801 (TYPE_STRUCTURAL_EQUALITY_P): New.
8802 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8803 (struct tree_type): Added "canonical" field.
8804 * params.h (VERIFY_CANONICAL_TYPES): New.
8805 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8806 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8807 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8808 * doc/invoke.texi (verify-canonical-types): Document --param
8809 parameter for verifying canonical types.
8811 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8813 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8814 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8815 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8816 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8818 * config/rs6000/e500.h: New.
8819 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8820 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8822 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8823 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8824 TARGET_E500_DOUBLE): Remove.
8825 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8826 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8827 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8828 * config/rs6000/rs6000.c (rs6000_override_options): Use
8831 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8833 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8834 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8835 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8836 rs6000_emit_cmove): Don't check TARGET_E500.
8837 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8838 sordered): Don't check TARGET_E500.
8840 2007-01-01 Eric Christopher <echristo@apple.com>
8842 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8843 HARD_REGISTER_NUM_P.
8845 2007-01-01 Roger Sayle <roger@eyesopen.com>
8847 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8848 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8849 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8852 2007-01-01 Mike Stump <mrs@apple.com>
8854 * configure.ac: Remove support for building with Apple's gcc-3.1.
8856 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8859 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8860 REG is a hard register. Do not modify REG before calling
8862 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8863 multiple of the size of YMODE for certain lowpart cases.
8865 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8868 * gimplify (voidify_wrapper_expr): Update for
8871 2007-01-01 Andreas Schwab <schwab@suse.de>
8874 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8875 save of BR0 in extra_spill_size instead of spill_size.
8876 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8878 (ia64_expand_epilogue): Restore BR0 from its new location.
8880 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8882 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8883 Use a temporary variable if the left hand side is not a gimple
8886 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8888 * gimplify.c (gimplify_return_expr): Make the temporary variable
8889 for the return expression, a gimple register variable.
8891 2007-01-01 Jan Hubicka <jh@suse.cz>
8893 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8896 2007-01-01 Mike Stump <mrs@apple.com>
8898 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8900 * config/darwin.c (machopic_select_rtx_section): Use
8902 (darwin_mergeable_constant_section): Likewise.
8903 * configure: Regenerate.
8904 * config.in: Regenerate.
8906 2007-01-01 Jan Hubicka <jh@suse.cz>
8907 Andrew Pinski <pinskia@gmail.com>
8909 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8910 before starting IPA passes.