1 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4 * reload1.c (reload): Do invalid ASM checking after
5 cleanup_subreg_operands.
7 2007-03-19 Jeff Law <law@redhat.com>
9 * tree-cfg.c (find_taken_edge): Tighten conditions for
10 optimizing computed gotos.
12 2007-03-19 Michael Matz <matz@suse.de>
14 * builtins.c (expand_builtin_sync_operation,
15 expand_builtin_compare_and_swap,
16 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25 * doc/tm.texi: Add brackets around the return type of
26 TARGET_SECONDARY_RELOAD.
28 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
29 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/31254
32 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
33 Use handled_component_p () where appropriate. Continue
34 propagating into the rhs if we propagated into an INDIRECT_REF
37 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
39 * config/s390/s390.md (op_type attribute): RRR instruction type added.
40 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
41 (xde, xdee): Mode attributes adjusted to support DFP modes.
42 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
43 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
44 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
45 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
46 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
47 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
48 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
50 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
51 "movsf"): Insn definitions removed.
52 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
53 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
54 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
56 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
57 "reload_in<mode>", "reload_out<mode>"): Expander added.
58 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
61 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
63 * config/s390/s390.md: Only non-functional changes. Renamed
64 FPR mode macro to BFP all over the file.
66 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
68 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
69 (op_type attribute): RRF instruction type added.
70 (fT0): New mode attribute.
71 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
72 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
73 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
74 no secondary memory is needed when moving DFmode values between GPRs
77 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
79 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
80 inverted and documentation adjusted.
81 ("mhard-dfp", "msoft-dfp"): New options.
82 * config/s390/s390.c (s390_handle_arch_option): New architecture
84 (override_options): Sanity checks for the new options added.
85 * config.gcc: New architecture switch: z9-ec.
86 * config/s390/s390.h (processor_flags): PF_DFP added.
87 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
88 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
89 when the bit is NOT set so remove it from the defaults.
91 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
93 * genemit.c (main): Print include statement for dfp.h.
94 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
97 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
99 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
101 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
104 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
107 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
109 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
110 attr_length_call, output_call, output_indirect_call): Cleanup
111 formatting of targetm calls.
113 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
115 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
117 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
119 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
120 reservation, bypass and anti-bypass descriptions for these instructions.
121 Update move patterns.
122 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
125 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
127 * tree-vect-transform.c (get_initial_def_for_induction): Replace
128 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
129 (get_initial_def_for_reduction): Likewise.
131 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
133 Fix PR tree-optimization/29922
134 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
135 (get_representative): Removed.
136 (value_dies_in_block_x): Update for rvuse removal.
137 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
138 (compute_antic_aux): Handle when PHI nodes appear in
139 non-single-successors.
140 (dump_bitmap_of_names): Removed.
141 (compute_antic_safe): Renamed and removed rvuse calculation.
142 Calculate only antic safe.
143 (insert_into_preds_of_block): Remove assert.
144 (execute_pre): Update for renamed functions.
145 (defer_or_phi_translate_block): New function.
147 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
149 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
150 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
152 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
153 Follow spelling conventions.
155 * tree-data-ref.h: Remove the prototype for analyze_array.
157 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
159 PR tree-optimization/31041
160 * tree-vect-transform.c (get_initial_def_for_induction): Call
161 force_gimple_operand.
163 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
165 * ipa-type-escape.c (look_for_casts) : Revert code to use
166 handled_component_p due to ada test a-numaux.adb.
168 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
170 * final.c (final_scan_insn): Alter the condition of a
171 conditional trap if we have nonstandard CC.
173 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
175 * configure.ac: Remove excess quoting from asm line 0 test.
176 * configure: Rebuilt.
178 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
180 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
181 * c-common.c (convert_and_check): Move warning logic to...
182 (warnings_for_convert_and_check): ...here. Define.
183 * c-common.h (warnings_for_convert_and_check): Declare.
185 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
187 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
188 (output_call): Likewise.
190 2007-03-16 Richard Sandiford <richard@codesourcery.com>
192 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
194 2007-03-16 Richard Sandiford <richard@codesourcery.com>
196 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
198 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
200 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
201 opteron, athlon-64 and athlon-fx processor_alias_table entries.
203 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
205 PR tree-optimization/31183
206 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
207 Use double_int instead of unsigned int for representing access_strides.
208 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
210 2007-03-16 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/31146
213 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
214 to allow recursion of forward_propagate_addr_expr.
215 (forward_propagate_addr_into_variable_array_index): Likewise.
216 (forward_propagate_addr_expr): Likewise.
217 (tree_ssa_forward_propagate_single_use_vars): Likewise.
218 (forward_propagate_addr_expr_1): Recurse on simple copies
219 instead of propagating into them. Do so for useless conversions
221 (forward_propagate_addr_expr): Clean up unused statements after
224 2007-03-16 Richard Guenther <rguenther@suse.de>
226 * builtins.c (expand_builtin_cexpi): Use the right argument
227 for the expansion via cexp.
229 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
231 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
232 * configure: Rebuilt.
234 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
237 * dwarf2out.c (force_type_die): Adjust comment.
238 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
240 2007-03-15 DJ Delorie <dj@redhat.com>
242 * config/frv/predicates.md (minmax_operator): Don't check operands
245 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
247 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
248 Update constant estimates of number of iterations.
249 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
250 argument renamed to "realistic".
251 (compute_estimated_nb_iterations): Removed.
252 (record_niter_bound): New function.
253 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
254 call record_nonwrapping_iv with upper = false.
255 (infer_loop_bounds_from_signedness): Pass upper argument to
256 record_nonwrapping_iv.
257 (estimate_numbers_of_iterations_loop): Do not call
258 compute_estimated_nb_iterations. Record estimate based on profile
259 information. Initialize the constant estimates of number of
261 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
263 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
264 number of iterations is too small.
265 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
266 (EST_NOT_AVAILABLE): Removed.
267 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
268 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
271 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
273 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
274 Handle NE_EXPR guards.
276 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
279 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
280 Set also -pedantic-errors by default for the preprocessor unless
281 -fpermissive is given.
283 2007-03-15 Richard Guenther <rguenther@suse.de>
287 * builtins.c (expand_builtin_cexpi): As a fallback if we
288 don't have builtins for sincos or cexp create a function
289 declaration for cexp and expand to a call to that.
290 (expand_builtin_int_roundingfn): Always fall
291 back to floor/ceil and its variants even if they may be
294 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
297 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
298 jump tables, move the call to delete_dead_jumptables from here...
299 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
300 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
301 don't allow merging of blocks that try_redirect_by_replacing_jump
302 also does not handle when not optimizing.
304 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
305 Francois-Xavier Coudert <coudert@clipper.ens.fr>
307 * config/i386/i386.md (x86_sahf_1): Correctly handle
310 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
314 x86_64_general_operand as operand[2] predicate. Remove "iF"
315 from operand constraints and use "e" constraint instead.
316 (*subti3_1, *subti3_1 splitter): Ditto.
317 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
318 operand[1] predicate.
320 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
322 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
323 arrays, multiply the access strides by the size of the sub-array.
324 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
326 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
328 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
329 the configured assembler supports the sahf mnemonic.
330 * configure: Regenerate.
331 * config.in: Regenerate.
333 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
334 emit "sahf" or ".byte\t0x9e" as asm template.
336 2007-03-14 Michael Meissner <michael.meissner@amd.com>
339 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
340 option to replace hard coded TARGET_xxx in md file.
341 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
342 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
343 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
344 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
345 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
346 (X86_TUNE_NOT_VECTORMODE): Ditto.
347 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
348 (TUNE_AVOID_VECTOR_DECODE): Ditto.
349 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
350 (TUNE_SLOW_IMUL_IMM8): Ditto.
351 (TUNE_MOVE_M1_VIA_OR): Ditto.
352 (TUNE_NOT_UNPAIRABLE): Ditto.
353 (TUNE_NOT_VECTORMODE): Ditto.
355 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
358 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
359 tuning options instead of hard coded TARGET_xxx.
360 (fix ssemode peephole2's): Ditto.
361 (imul peephole2's): Ditto.
363 (movdi_or_rex64): Ditto.
364 (move peephole2): Ditto.
365 (not peephole2's): Ditto.
367 2007-03-14 Dirk Mueller <dmueller@suse.de>
369 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
370 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
371 * c-parser.c (c_parser_if_body): Always add an empty statement in case
373 * c-parser.c (c_parser_do_statement): Warn about empty body in
375 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
376 * doc/invoke.texi (-Wempty-body): Update documentation.
378 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
381 * c-common.h (warn_for_div_by_zero): Declare.
382 * c-common.c (warn_for_div_by_zero): Define.
383 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
386 2007-03-14 Richard Sandiford <richard@codesourcery.com>
388 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
389 to PREFIX and STANDARD_PREFIX.
391 2007-03-14 Richard Sandiford <richard@codesourcery.com>
392 Phil Edwards <phil@codesourcery.com>
394 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
395 (__gthread_once_t): Remove busy field for RTPs.
396 (__GTHREAD_ONCE_INIT): Update accordingly.
398 2007-03-14 Richard Sandiford <richard@codesourcery.com>
400 * doc/invoke.texi: Document VxWorks options.
402 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
404 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
406 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
408 PR tree-optimization/30590
409 * tree-nrv.c (tree_nrv): Check for the partial update of the
412 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
414 * flags.h (flag_random_seed): Remove declaration, in favor of...
415 * toplev.h (get_random_seed, set_random_seed): ... these.
416 * tree.c (get_file_function_name): Use the former.
417 * opts.c (common_handle_option): Use the latter.
420 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
423 * cse.c (cse_find_path): Do not bail out if a basic block that
424 we already visited now becomes part of a path that starts at a
425 different basic block. Just disallow this, to make sure we
426 visit each basic block at most once.
428 2007-03-13 Jan Hubicka <jh@suse.cz>
430 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
431 when profile esitmate is present, calls with very low frequency are
434 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
436 PR tree-optimization/30730
437 PR tree-optimization/26900
438 * tree-ssa-loop-niter.c: Include gmp.h.
440 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
441 split_to_var_and_offset, determine_value_range,
442 bound_difference_of_offsetted_base, refine_bounds_using_guard,
443 bound_difference, bounds_add, bounds_negate,
444 number_of_iterations_ne_max, dump_affine_iv): New functions.
445 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
446 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
447 difference of initial and final value of control iv to validate
449 (number_of_iterations_cond): Add loop parameter. Determine bounds
450 on the difference of the extremes of the control iv. Add dumps.
451 (expand_simple_operations): Handle phi nodes.
452 (simplify_using_initial_conditions): Do not record used conditions.
453 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
454 Do not set additional_info.
455 (implies_nonnegative_p, implies_ge_p): Removed.
456 (derive_constant_upper_bound): Do not use parameter `additional'.
457 (record_estimate): Parameter `additional' removed. Parameter
458 `i_bound' added. Do not call derive_constant_upper_bound.
459 (record_nonwrapping_iv): Use derive_constant_upper_bound to
460 bound the number of iterations estimate.
461 (estimate_numbers_of_iterations_loop): Pass the estimate from
462 the number of iterations analysis to record_estimate.
463 * tree.h (multiple_of_p): Declare.
464 * tree-scalar-evolution.c (expression_expensive_p): Removed.
465 (scev_const_prop): Do not check expression_expensive_p.
466 * fold-const.c (multiple_of_p): Exported.
467 * double-int.c (double_int_mask): Exported.
468 * double-int.h (double_int_mask): Declare.
469 * tree-flow.h (struct tree_niter_desc): Removed additional_info
470 field. Added max field.
472 2007-03-13 David Taylor <taylor@candd.org>
475 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
478 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
481 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
484 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.opt (mcx16, msahf): New options.
487 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
488 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
490 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
491 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
492 Output -mcx16 and -msahf options when corresponding bit is set.
494 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
497 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
499 * configure.ac: Test for assembler tolerance to # 0 "".
500 * configure, config.in: Rebuilt.
501 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
503 2007-03-13 Geoffrey Keating <geoffk@apple.com>
505 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
507 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
508 (handle_syscall): Handle direct system calls.
509 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
511 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
513 * doc/invoke.texi: Fix cpp.info cross-reference.
514 * doc/passes.texi: Fix gcc.info cross-reference.
516 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
518 PR tree-optimization/30835
519 * lambda-code.c (can_convert_to_perfect_nest): Check whether
520 bb_for_stmt is not NULL before accessing it.
522 2007-03-12 Joseph Myers <joseph@codesourcery.com>
524 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
527 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
530 * doc/install.texi: Document --enable-stage1-languages
532 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
534 * tree-pass.h (pass_into_cfg_layout_mode,
535 pass_outof_cfg_layout_mode): Declare.
536 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
537 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
538 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
539 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
541 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
543 * c-decl.c (warn_variable_length_array): New function.
544 Refactored from grokdeclarator to handle warn_vla
545 and handle unnamed array case.
546 (grokdeclarator): Refactored VLA warning case.
547 * c.opt (Wvla): New flag.
548 * doc/invoke.texi (Wvla): New warning.
550 2007-03-12 Richard Henderson <rth@redhat.com>
552 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
553 (TARGET_SECTION_TYPE_FLAGS): New.
555 2007-03-12 Richard Henderson <rth@redhat.com>
557 * config/darwin.c (machopic_reloc_rw_mask): New.
558 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
559 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
561 2007-03-12 Mark Mitchell <mark@codesourcery.com>
563 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
564 * cppdefault.h (cpp_PREFIX): Document.
565 (cpp_PREFIX_len): Likewise.
566 (cpp_EXEC_PREFIX): New variable.
567 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
568 * c-incpath.c (add_standard_paths): Correct logic for relocating
571 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
573 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
574 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
576 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
577 fix_truncdfdi_sse using SSEMODEF mode macro.
578 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
579 fix_truncdfsi_sse using SSEMODEF mode macro.
580 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
581 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
583 2007-03-12 Richard Sandiford <richard@codesourcery.com>
585 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
588 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
590 * tree.h : Add multiple_of_p declaration.
591 * fold-const.c (multiple_of_p): Make multiple_of_p public.
592 * ipa-type-escape.c (results_of_malloc): Redundant.
593 (visited_stmts): New. Visited stmt for walk_use_def_chains.
594 (cast_type): Extended with new members.
595 (check_cast): Returns cast_type.
596 (cast): New structure for data of walk_use_def_chains.
597 (is_malloc_result, is_cast_from_non_pointer_1,
598 is_cast_from_non_pointer,
599 is_array_access_through_pointer_and_index): New functions.
600 (look_for_casts): Returns cast types.
601 (check_call): Returns void.
602 (okay_pointer_operation): Use support of pointer plus index,
603 pointer plus constant and allow all multiplications.
605 2007-03-11 Richard Guenther <rguenther@suse.de>
607 PR tree-optimization/31115
608 * tree-vrp.c (extract_range_from_binary_expr): Make sure
609 the shift count is positive and non-anti-range for RSHIFT_EXPR.
610 A shift count of zero is not special as with *_DIV_EXPR.
611 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
614 2007-03-11 Ian Lance Taylor <iant@google.com>
616 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
617 the *_DIV_EXPR codes correctly with overflow infinities.
619 2007-03-11 Ira Rosen <irar@il.ibm.com>
621 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
622 indicate success/failure of the analysis. Add negation to subtrahend
623 in case of subtraction. Fail if both operands contain constants.
624 (create_data_ref): Fail if analyze_offset fails.
626 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (frndintxf2): Rename to ...
629 (rintxf2): ... this. Remove expander having same name.
630 (rintsf2, rintdf2): Implement using SSEMODEF macro.
631 (roundsf2, rounddf2): Ditto.
632 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
633 (lround<mode>di2, lround<mode>si2): Ditto.
635 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
637 * lower-subreg.c: Include except.h.
638 (decompose_multiword_subregs): Verify that the only control flow
639 insns we can split are loads to multi-words pseudos.
640 Handle breaking such blocks after splitting, instead of calling
641 find_many_sub_basic_blocks.
643 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
644 on the new basic block. Add a lengthy comment explaining why we
645 thought this was necessary.
646 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
648 2007-03-10 Mark Mitchell <mark@codesourcery.com>
651 * tree.c (walk_type_fields): Recurse into the element type of
652 ARRAY_TYPEs if there is a pointer set.
654 2007-03-10 Dirk Mueller <dmueller@suse.de>
656 * c-common.c (warn_logical_operator): Fix condition.
658 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
660 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
662 * config/darwin.c (machopic_select_section): Remove superfluous
663 argument in call to categorize_decl_for_section. Remove unused
666 2007-03-10 Joseph Myers <joseph@codesourcery.com>
668 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
670 * configure: Regenerate.
672 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
675 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
676 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
677 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
678 Add LABEL_NUSES to emitted label.
679 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
680 branch probability value to emitted jump insn.
681 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
682 Do not check life information and do not re-arrange input operands
683 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
685 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
687 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
688 the change of decode_asm_operands.
690 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
692 * mode-switching.c (create_pre_exit): Skip blockage insn.
694 2007-03-09 Diego Novillo <dnovillo@redhat.com>
696 * tree-pass.h (TODO_update_smt_usage): Remove.
698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
702 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
705 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
706 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
709 2007-03-09 Geoffrey Keating <geoffk@apple.com>
711 * gcc.c: Document %{, in big comment at top.
712 (input_suffix_matches): Remove special handling for .s and
714 (input_spec_matches): New.
715 (handle_braces): Handle %{,.
716 (validate_switches): ',' indicates a value which is not a switch.
717 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
718 to detect assembler input.
719 * config/i386/sol2.h (CPP_SPEC): Likewise.
720 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
721 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
722 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
723 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
724 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
725 -m64 causes deployment target to default to 10.5.
726 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
728 2007-03-09 Richard Henderson <rth@redhat.com>
731 * target.h (targetm.asm.out.reloc_rw_mask): New.
732 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
733 (TARGET_ASM_OUT): Use it.
734 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
735 * varasm.c (categorize_decl_for_section): Remove shlib argument;
736 use the new reloc_rw_mask target hook instead.
737 (default_section_type_flags_1): Merge into...
738 (default_section_type_flags): ... here.
739 (decl_readonly_section_1): Merge into...
740 (decl_readonly_section): ... here.
741 (default_elf_select_section_1): Merge into...
742 (default_elf_select_section): ... here.
743 (default_unique_section_1): Merge into...
744 (default_unique_section): ... here.
745 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
746 (default_select_rtx_section): Use it.
747 (default_elf_select_rtx_section): Likewise.
748 * output.h: Update to match.
749 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
750 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
751 (TARGET_ASM_RELOC_RW_MASK): New.
752 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
753 to categorize_decl_for_section.
754 (x86_64_elf_unique_section): Likewise.
755 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
756 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
757 (TARGET_ASM_RELOC_RW_MASK): New.
758 * config/ia64/ia64.c (ia64_rwreloc_select_section,
759 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
760 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
761 (TARGET_RWRELOC): Remove.
762 (ia64_section_type_flags): Adjust call to default_section_type_flags.
763 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
764 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
765 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
766 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
767 (rs6000_xcoff_select_section): Use decl_readonly_section.
768 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
769 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
770 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
771 (TARGET_SECTION_TYPE_FLAGS): Remove.
772 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
774 2007-03-09 Roger Sayle <roger@eyesopen.com>
776 * fold-const.c (fold_comparison): Remove compile-time evaluation of
777 complex constant equality/inequality comparisons for here.
778 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
779 known at compile-time or can be simplified to a scalar comparison.
780 (fold_relational_const): Move compile-time evaluation of complex
781 constant equality/inequality comparisons to here.
783 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
785 PR rtl-optimization/30643
786 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
788 (fold_rtx): Recurse, like before 2006-11-03.
790 2007-03-09 DJ Delorie <dj@redhat.com>
792 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
795 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
797 PR tree-optimization/30375
798 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
799 LHS of statements is not the same.
800 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
802 2007-03-09 Chao-ying Fu <fu@mips.com>
804 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
806 * doc/invoke.texi (-mdspr2): Document new option.
807 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
808 New unspec for DSP REV 2.
809 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
810 these instructions are extended in DSP REV 2.
811 (mips-dspr2.md): Include.
812 * config/mips/mips.opt (mdspr2): New option.
813 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
814 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
815 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
816 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
817 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
818 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
819 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
821 (bdesc_map): Add one field of unsupported_target_flags.
822 (bdesc_arrays): Update entries to have extra fields. Add
824 (mips_init_builtins): Initialize new function types.
825 Check unsupported_target_fileds to filter out builtins.
826 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
828 (ASM_SPEC): Pass mdspr2 to the assembler.
829 * config/mips/mips-dspr2.md: New file.
831 2007-03-09 Sa Liu <saliu@de.ibm.com>
833 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
835 2007-03-09 Ian Lance Taylor <iant@google.com>
837 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
838 argument) like -Wstrict-overflow=2.
839 * doc/invoke.texi (Warning Options): Update documentation.
841 2007-03-09 Dirk Mueller <dmueller@suse.de>
844 * doc/invoke.texi (-Wlogical-op): Document.
845 * common.opt (-Wlogical-op): New.
846 * c-common.h (warn_logical_operator): Declare.
847 * c-common.c (warn_logical_operator): Define.
848 * c-typeck.c (parser_build_binary_op): Call
849 warn_logical_operator.
851 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
853 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
854 * final.c (final_scan_insn): Test for non-"" file name.
856 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
858 * doc/loop.texi: Document the Omega linear constraints solver.
859 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
860 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
861 omega-hash-table-size, omega-max-keys, and
862 omega-eliminate-redundant-constraints.
863 * tree-pass.h (pass_check_data_deps): Declared.
866 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
867 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
868 pass_check_data_deps): New.
869 * tree-data-ref.c (init_data_ref): Remove declaration.
870 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
871 (analyze_array): Renamed init_array_ref, move up initializations.
872 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
873 Removed arguments that are set to NULL.
874 (analyze_indirect_ref): Correct indentation, correct call to
876 (object_analysis): Call init_array_ref instead of analyze_array.
877 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
878 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
879 of DR_ACCESS_FNS_ADDR.
880 (init_omega_eq_with_af, omega_extract_distance_vectors,
881 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
882 ddr_consistent_p): New.
883 (compute_affine_dependence): Check consistency of ddrs when
884 flag_check_data_deps is passed.
885 (analyze_all_data_dependences): Uncomment.
886 (tree_check_data_deps): New.
887 * tree-data-ref.h: Include omega.h.
888 (DR_ACCESS_FNS_ADDR): Removed.
889 (data_dependence_relation): Add inner_loop.
890 (DDR_INNER_LOOP): New.
891 * common.opt (fcheck-data-deps): New.
892 * tree-flow.h (tree_check_data_deps): Declare.
893 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
894 (OBJS-common): Depend on omega.o.
896 * passes.c (pass_check_data_deps): Scheduled.
897 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
898 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
899 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
900 PARAM_VECT_MAX_VERSION_CHECKS,
901 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
903 2007-03-09 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/30904
907 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
908 the same way as *_DIV_EXPR.
910 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
912 * recog.c (decode_asm_operands): No mixed declarations and code.
914 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
916 * rtl.def (ASM_INPUT): Add location.
917 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
918 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
919 (decode_asm_operands): Add loc operand.
920 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
921 * stmt.c (expand_asm): Rename to...
922 (expand_asm_loc): ... this. Add locus argument. Pass it on to
923 gen_rtx_ASM_INPUT_loc.
924 (expand_asm_expr): Adjust.
925 * recog.c (decode_asm_operands): Add loc operand.
926 (check_asm_operands, extract_insn): Adjust.
927 * reload1.c (maybe_fix_stack_asms): Likewise.
928 * final.c (asm_insn_count): Likewise.
929 (final_scan_insn): Output # line before and after asm.
931 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
933 * tree-ssa-structalias.c (variable_info): Remove
935 (new_var_info): Ditto.
936 (shared_bitmap_info_t): New structure.
937 (shared_bitmap_table): New variable.
938 (shared_bitmap_hash): New function.
939 (shared_bitmap_eq): Ditto
940 (shared_bitmap_lookup): Ditto.
941 (shared_bitmap_add): Ditto.
942 (merge_smts_into): Change to take bitmap directly.
943 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
944 (init_alias_vars): Init shared bitmap hashtable.
945 (delete_points_to_sets): Delete shared bitmap hashtable.
946 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
947 is_aliased removal as a change that was still necessary was
950 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
952 * config/i386/i386.h (override_options): Conditionally disable
953 x86_sahf for 64bit targets only.
955 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
958 * c-decl.c (merge_decls): Don't call make_var_volatile.
959 * varasm.c (make_var_volatile): Remove.
960 * output.h (make_var_volatile): Remove.
962 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
964 PR tree-optimization/31085
965 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
967 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
969 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
970 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
971 ATTR_CONST_NOTHROW_LIST.
973 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
976 2007-03-08 Diego Novillo <dnovillo@redhat.com>
978 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
980 2007-03-08 Geoffrey Keating <geoffk@apple.com>
983 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
985 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
986 passed, use shared libgcc.
988 2007-03-08 Roger Sayle <roger@eyesopen.com>
990 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
991 instead of calling build2 with a GIMPLE_MODIFY_STMT.
992 (honor_protect_cleanup_actions, lower_try_finally_switch):
994 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
995 ifc_temp_var): Likewise.
996 * tree-inline.c (setup_one_parameter): Likewise.
997 * tree-mudflap.c (mf_decl_cache_locals,
998 mf_build_check_statement_for): Likewise.
999 * tree-nested.c (init_tmp_var, save_tmp_var,
1000 finalize_nesting_tree_1): Likewise.
1001 * tree-outof-ssa.c (insert_copy_on_edge,
1002 insert_backedge_copies): Likewise.
1003 * tree-profile.c (tree_gen_edge_profiler,
1004 tree_gen_ic_profiler): Likewise.
1005 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1006 * tree-sra.c (sra_build_assignment): Likewise.
1007 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1008 * tree-ssa-math-opts.c (insert_reciprocals,
1009 execute_cse_sincos_1): Likewise.
1010 * tree-tailcall.c (adjust_accumulator_values,
1011 adjust_return_value): Likewise.
1012 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1013 * tree-vect-transform.c (vect_create_data_ref_ptr,
1014 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1015 vect_create_epilog_for_reduction, vectorizable_reduction,
1016 vectorizable_call, vectorizable_conversion,
1017 vectorizable_assignment, vectorizable_operation,
1018 vectorizable_type_demotion, vect_gen_widened_results_half,
1019 vect_permute_store_chain, vectorizable_store,
1020 vect_setup_realignment, vect_permute_load_chain,
1021 vectorizable_load, vectorizable_condition,
1022 vect_create_cond_for_align_checks): Likewise.
1023 * tree-vrp.c (build_assert_expr_for): Likewise.
1025 2007-03-08 Ian Lance Taylor <iant@google.com>
1027 * tree-vrp.c: Include "intl.h".
1028 (usable_range_p): New static function.
1029 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1030 overflowed values, juts set *strict_overflow_p.
1031 (compare_values): Only return -2 if one of the operands is not a
1033 (compare_ranges): Call usable_range_p.
1034 (compare_range_with_value): Likewise.
1035 (vrp_evaluate_conditional_warnv): Rename from
1036 vrp_evaluate_conditional. Make static. Change all callers.
1037 (vrp_evaluate_conditional): New function.
1038 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1040 (simplify_abs_using_ranges): Likewise.
1041 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1042 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1043 within_stmt parameter.
1044 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1045 vrp_evaluate_conditional.
1046 * tree-ssa-threadedge.c
1047 (record_temporary_equivalences_from_stmts_at_dest): Change
1048 simplify parameter to take a second tree parameter.
1049 (simplify_control_stmt_condition): Likewise.
1050 (thread_across_edge): Likewise.
1051 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1052 (thread_across_edge): Likewise.
1053 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1055 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.h (TARGET_SAHF): New define.
1058 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1059 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1060 (x86_sahf): New global variable.
1061 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1062 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1063 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1064 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1066 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1067 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1068 when expanding fcomi/sahf based tests.
1069 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1070 expanding sahf based alternative. Emit sahf based sequence when
1071 optimizing for code size.
1072 * config/i386/i386.md (x86_sahf_1): Do not disable for
1073 TARGET_64BIT, enable for TARGET_SAHF.
1075 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1077 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1078 spurious whitespace from error message.
1080 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1083 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1085 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1087 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1089 * tree-sra.c (instantiate_element): Propagate disabled warnings
1090 from the element itself to the created variable.
1092 2007-03-07 Richard Henderson <rth@redhat.com>
1095 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1096 silently fix up the stack in the case of a missing register.
1098 2007-03-07 Paul Brook <paul@codesourcery.com>
1100 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1102 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1104 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1106 (phase1_vrs): Use them.
1107 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1108 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1109 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1110 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1111 __gnu_Unwind_Restore_WMMXC if required.
1112 (_Unwind_VRS_Pop): Implement iWMMXt support.
1113 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1114 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1115 gnu_Unwind_Save_WMMXC): Define.
1117 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1119 * config/vxworks.h (vxworks_override_options): Declare.
1120 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1121 * config/vxworks.c: Include target.h and toplev.h.
1122 (vxworks_override_options): New function.
1123 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1125 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1127 * config/s390/s390.c (override_options): Don't emit an error when
1128 -mstack-size is used without providing -mstack-guard.
1129 (s390_emit_prologue): Choose stack_guard value automatically if not
1130 provided via command line.
1131 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1133 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1135 * config/i386/i386.c (output_set_got): Add a GOT initialization
1136 sequence for VxWorks PIC.
1137 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1138 around labels as well as symbols. Use gotoff_operand instead
1139 of local_symbolic_operand.
1140 (legitimize_pic_address): Use gotoff_operand instead of
1141 local_symbolic_operand. Use @GOT accesses for labels as
1143 (ix86_output_addr_diff_elt): Use PC-relative rather than
1144 GP-relative offsets for VxWorks PIC.
1145 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1146 no_new_pseudos. Check whether the returned register is op0.
1147 * config/i386/i386.md (tablejump): Use PC-relative rather than
1148 GP-relative offsets for VxWorks PIC.
1149 * config/i386/predicates.md (gotoff_operand): New predicate.
1151 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1153 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1155 * config/vxworks-dummy.h: New file.
1156 * config/i386/i386.h: Include it.
1158 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1160 * dwarf2out.c (is_inlined_entry_point): New
1161 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1162 DW_AT_ranges if the first subblock is the entry point.
1164 2007-03-06 David Daney <ddaney@avtrex.com>
1166 * doc/install.texi (mips-*-*): Change recommended binutils
1169 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1171 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1172 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1174 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1175 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1177 2007-03-06 Jan Hubicka <jh@suse.cz>
1179 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1180 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1182 (probably_cold_bb_p): Cold functions are cold.
1183 (probably_never_executed_bb_p): Cold functions are cold.
1184 (tree_bb_level_predictions): Predict calls to cold functions as not
1186 (compute_function_frequency): Check hot/cold attributes.
1187 * function.h (function_frequency): Update comments.
1188 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1189 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1190 (c_common_att): Add cold and hot.
1192 * doc/extend.texi (hot,cold attributes): Document.
1194 2007-03-06 Andrew Haley <aph@redhat.com>
1196 * function.c (expand_function_end): Move blockage to just after we
1197 emit the label for the naked return from the function.
1199 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1201 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1204 2007-03-06 Jan Hubicka <jh@suse.cz>
1206 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1207 loaded for constant large models. Non-large 64bit PIC can do.
1208 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1209 * cmodel.h: Add LARGE PIC.
1210 * i386.md (UNSPEC_PLTOFF): New.
1211 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1213 (*call_1_rex64): Disable for large models.
1214 (*call_1_rex64_large): New.
1215 (*call_value_1_rex64): Disable for large models.
1216 (*call_value_1_rex64_large): New.
1217 (set_rip_rex4): New.
1218 (set_got_offset_rex64): New.
1219 * predicates.md (constant_call_address_operand): For large model
1220 constant calls are not possible.
1221 * i386-protos.h (construct_plt_address): Declare.
1222 * i386.c (override_options): Accept large models.
1223 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1224 (legitimate_constant_p): Add new UNSPECs.
1225 (legitimate_pic_operand_p): Likewise.
1226 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1227 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1229 (output_pic_addr_const): Add PLTOFF.
1230 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1231 (ix86_expand_move): Legitimize pic address when in PIC mode.
1232 (construct_plt_address): New function.
1233 (ix86_expand_call): Offload the address to register and use GOT pointer
1235 * invoke.texi (mcmodel=large): Update documentation.
1237 2007-03-06 Richard Henderson <rth@redhat.com>
1239 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1240 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1241 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1242 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1243 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1244 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1245 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1246 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1247 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1248 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1249 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1250 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1251 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1252 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1253 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1254 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1255 x86_schedule, x86_use_bt, x86_pad_returns,
1256 x86_use_xchgb): Merge into ...
1257 (ix86_tune_features): ... here. New array.
1258 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1259 x86_bswap): Merge into ...
1260 (ix86_arch_features): ... here. New array.
1261 (x86_3dnow_a): Remove.
1262 (x86_accumulate_outgoing_args): Make static.
1263 (x86_arch_always_fancy_math_387): Make static.
1264 (ix86_tune_mask, ix86_arch_mask): Move ...
1265 (override_options): ... to local variables here. Apply the
1266 appropriate mask to each element of ix86_arch_features and
1267 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1268 as were done in the old macros.
1269 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1270 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1271 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1272 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1273 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1274 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1275 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1276 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1277 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1278 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1279 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1280 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1281 x86_accumulate_outgoing_args, x86_prologue_using_move,
1282 x86_epilogue_using_move, x86_decompose_lea,
1283 x86_arch_always_fancy_math_387, x86_shift1,
1284 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1285 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1286 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1287 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1288 x86_use_incdec, x86_pad_returns, x86_bswap,
1289 x86_partial_flag_reg_stall): Remove.
1290 (enum ix86_tune_indices): New.
1291 (ix86_tune_features): New.
1292 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1293 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1294 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1295 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1296 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1297 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1298 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1299 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1300 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1301 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1302 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1303 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1304 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1305 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1306 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1307 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1308 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1309 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1310 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1311 TARGET_EXT_80387_CONSTANTS): Use it.
1312 (enum ix86_arch_indices): New.
1313 (ix86_arch_features): New.
1314 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1315 TARGET_BSWAP): Use it.
1316 (ix86_tune_mask, ix86_arch_mask): Remove.
1318 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1321 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1322 Define using $${sysroot_headers_suffix}.
1323 * configure: Regenerate.
1324 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1325 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1327 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1328 * gcc.c (print_sysroot_headers_suffix): New.
1329 (option_map): Include --print-sysroot-headers-suffix.
1330 (display_help): Mention -print-sysroot-headers-suffix.
1331 (process_command): Handle -print-sysroot-headers-suffix.
1332 (do_spec_1): Append multilib directory to include-fixed path if
1333 sysroot suffixes in use.
1334 (main): Handle -print-sysroot-headers-suffix.
1335 * Makefile.in (start.encap): Don't depend on xlimits.h
1336 (xlimits.h): Remove.
1337 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1338 limits.h for each multilib in fixinc_list.
1339 (fixinc_list, s-fixinc_list): New.
1340 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1341 generate them for each multilib in fixinc_list.
1342 (stmp-fixproto): Use include-fixed. Run fixproto for each
1343 multilib in fixinc_list.
1344 (mostlyclean): Don't remove xlimits.h.
1345 (clean): Remove include-fixed.
1346 (real-install-headers-tar, real-install-headers-cpio,
1347 real-install-headers-cp): Don't copy include, only include-fixed.
1348 (install-mkheaders): Depend on fixinc_list. Don't depend on
1349 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1350 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1351 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1353 2007-03-06 Jan Hubicka <jh@suse.cz>
1355 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1358 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1360 * configure.ac: Allow tm_file to contain build-directory files.
1361 * configure: Regenerate.
1362 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1363 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1364 * config/m68k/print-sysroot-suffix.sh: New file.
1366 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1368 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1369 of pic_offset_table_rtx if reload_completed.
1370 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1371 PIC_OFFSET_TABLE_REGNUM.
1372 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1374 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1375 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1377 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1379 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1380 functions that call eh_return.
1382 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1384 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1385 functions that need a constant pool.
1387 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1390 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1391 (m68k_preferred_reload_class): Likewise.
1392 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1393 (SECONDARY_RELOAD_CLASS): Define.
1394 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1395 (LIMIT_RELOAD_CLASS): Delete.
1396 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1397 registers from storing bytes.
1398 (m68k_secondary_reload_class): New function.
1399 (m68k_preferred_reload_class): Likewise.
1401 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1403 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1405 (m68k_expand_prologue): Likewise.
1407 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1409 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1410 (mips_expand_epilogue): Add a bool parameter.
1411 (m68k_legitimize_sibcall_address): Declare.
1412 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1413 (m68k_expand_epilogue): Add a parameter to select between sibling
1414 and normal epilogues. Only generate a return for the latter.
1415 (m68k_ok_for_sibcall_p): New function.
1416 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1417 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1418 (sibcall_value, *sibcall_value): Likewise.
1419 (*call, *call_value): Require !SIBLING_CALL_P.
1420 (epilogue): Update call to m68k_expand_epilogue.
1421 (sibcall_epilogue): New pattern.
1422 * config/m68k/predicates.md (const_call_operand): Say that this
1423 predicate applies to sibling calls too.
1424 (sibcall_operand): New predicate.
1426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1428 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1429 alternatives as movsi_cf.
1430 (movsf_cf_hard): Add commentary.
1432 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1433 Richard Sandiford <richard@codesourcery.com>
1435 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1436 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1437 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1438 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1439 as being live on exit from an interrupt function.
1440 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1441 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1442 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1443 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1444 (m68k_interrupt_function_p): Globalize.
1445 (m68k_compute_frame_layout): Remove reverse mask code.
1446 (m68k_emit_movem, m68k_set_frame_related): New functions.
1447 (m68k_output_function_prologue): Delete in favor of...
1448 (m68k_expand_prologue): ...this new function.
1449 (m68k_output_function_epilogue): Delete in favor of...
1450 (m68k_expand_epilogue): ...this new function.
1451 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1453 (print_operand): Handle %?.
1454 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1455 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1456 (prologue, epilogue): New patterns.
1457 (return): Turn into a define_expand.
1458 (*return): New pattern, derived from old "return" pattern. Use rte
1459 rather than rts for interrupt functions. Only use rtd if the pop
1461 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1462 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1463 (link, *link, unlink, *unlink, load_got): Likewise.
1465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1469 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1470 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1471 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1472 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1473 and m68k_matches_u_p.
1474 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1475 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1476 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1477 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1478 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1479 (REG_STRICT_P): New macro.
1480 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1481 PCREL_GENERAL_OPERAND_OK.
1482 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1483 m68k_legitimate_base_reg_p.
1484 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1485 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1486 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1487 * config/m68k/m68k.c (m68k_address): New structure.
1488 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1489 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1490 (m68k_jump_table_ref_p, m68k_decompose_address)
1491 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1492 (m68k_matches_u_p): New functions.
1493 (print_operand_address): Rewrite to use m68k_decompose_index.
1495 2007-03-05 David Taylor <dtaylor@emc.com>
1497 * gcc.c: Correct copyright date in --version output.
1499 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1501 * pa.md: In unamed move patterns, disparge copies between general
1502 and floating point registers using '?' modifier. Don't include 'f'
1503 constraint for register preferences in DImode, SImode, HImode and
1504 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1505 Remove constraints for copies between general and floating registers
1506 in soft-float DFmode pattern.
1507 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1511 2007-03-05 Mike Stump <mrs@apple.com>
1513 * c-common.c (targetcm): Add.
1514 * c-opts.c (c_common_handle_option): Handle language specific
1516 * opts.c (handle_option): Verify language for target options, if
1518 * opth-gen.awk: Add CL_LANG_ALL.
1519 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1520 (TARGETCM_INITIALIZER): Add.
1521 * target.h (struct gcc_targetcm): Add.
1523 * targhooks.c (default_handle_c_option): Add.
1524 * targhooks.h (default_handle_c_option): Add.
1525 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1527 * config/darwin.opt (iframework): Add.
1528 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1529 * config/darwin-c.c (handle_c_option): Add.
1530 (TARGET_HANDLE_C_OPTION): Add.
1532 * doc/invoke.texi (Darwin Options): Add -iframework.
1534 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1536 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1539 2007-03-05 Ian Lance Taylor <iant@google.com>
1541 * c.opt (fgnu89-inline): New option.
1542 * c-opts.c (c_common_post_options): Set default value for
1544 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1545 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1547 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1548 (grokdeclarator, start_function): Likewise.
1549 * c-cppbuiltin.c (c_cpp_builtins): Define either
1550 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1551 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1552 (C Dialect Options): Document -fgnu89-inline.
1553 * doc/extend.texi (Function Attributes): Explain what the
1554 gnu_inline attribute does.
1555 * doc/cpp.texi (Common Predefined Macros): Document
1556 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1558 2007-03-05 Ian Lance Taylor <iant@google.com>
1560 PR tree-optimization/31034
1561 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1562 half-range if the other side is an overflow infinity.
1564 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1566 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1567 (bfin*-linux-uclibc*): New configuration.
1568 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1570 * config/bfin/linux.h: New file.
1571 * config/bfin/libgcc-bfin.ver: New file.
1572 * config/bfin/t-bfin-uclinux: New file.
1573 * config/bfin/t-bfin-linux: New file.
1574 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1575 (TARGET_OS_CPP_BUILTINS): New macro.
1577 2007-03-05 Richard Guenther <rguenther@suse.de>
1579 * fold-const.c (fold_binary): Remove duplicate folding
1580 of comparison of non-null ADDR_EXPR against null.
1582 2007-03-05 Richard Guenther <rguenther@suse.de>
1583 Dorit Nuzman <dorit@il.ibm.com>
1585 PR tree-optimization/26420
1586 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1587 are no loops in the function. Only print the number of
1588 vectorized loops if it is greater than zero or we are supposed
1589 to print information about unvectorized loops.
1591 2007-03-05 Revital Eres <eres@il.ibm.com>
1593 * gcc.dg/var-expand1.c: New test.
1594 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1595 when an accumulator is expanded.
1597 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1600 * c-common.c (convert_and_check): Don't give warnings for
1601 conversion if 'expr' already overflowed.
1603 2007-03-04 Roger Sayle <roger@eyesopen.com>
1606 * fold-const.c (fold_comparison): Enforce type consistency when
1607 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1609 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1611 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1612 containing a cast to the base of TARGET_MEM_REF.
1614 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1616 * tree.c (tree_contains_struct_check_failed): Remove spurious
1617 whitespace from error message.
1619 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1622 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1623 instead of precision.
1625 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1626 Nathan Sidwell <nathan@codesourcery.com>
1628 * emit-rtl.c (find_auto_inc): New.
1629 (try_split): recreate REG_INC notes,
1630 Use regular for loops rather than whiles.
1632 2007-03-03 Andreas Schwab <schwab@suse.de>
1634 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1635 * configure: Regenerate.
1637 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1640 flag_rounding_math, not flag_unsafe_math_optimizations.
1642 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1644 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1645 alpha_fold_vector_minmax): Likewise.
1646 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1647 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1649 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1651 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1652 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1653 if the lhs has side-effects.
1654 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1656 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.h (TUNEMASK): Remove define.
1659 (ARCHMASK): Remove define.
1660 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1661 Use ix86_arch_mask variable instead of ARCHMASK.
1662 * config/i386/i386.c (override_options): Ditto.
1663 (standard_80387_constant_p): Ditto.
1665 2007-03-02 Ian Lance Taylor <iant@google.com>
1667 Used signed infinities in VRP.
1668 * tree-vrp.c (uses_overflow_infinity): New static function.
1669 (supports_overflow_infinity): New static function.
1670 (make_overflow_infinity): New static function.
1671 (negative_overflow_infinity): New static function.
1672 (positive_overflow_infinity): New static function.
1673 (is_negative_overflow_infinity): New static function.
1674 (is_positive_overflow_infinity): New static function.
1675 (is_overflow_infinity): New static function.
1676 (overflow_infinity_range_p): New static function.
1677 (compare_values_warnv): New function split out of compare_values.
1678 (compare_value): Call it.
1679 (set_value_range_to_nonnegative): Add overflow_infinity
1680 parameter. Change caller.
1681 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1683 (vrp_expr_computes_nonzero): Likewise.
1684 (compare_ranges, compare_range_with_value): Likewise.
1685 (compare_name_with_value, compare_names): Likewise.
1686 (vrp_evaluate_conditional): Likewise.
1687 (set_value_range): Handle infinity
1688 (vrp_operand_equal_p, operand_less_p): Likewise.
1689 (extract_range_from_assert): Likewise.
1690 (vrp_int_const_binop): Likewise.
1691 (extract_range_from_binary_expr): Likewise.
1692 (extract_range_from_unary_expr): Likewise.
1693 (extract_range_from_comparison): Likewise.
1694 (extract_range_from_expr): Likewise.
1695 (dump_value_range): Likewise.
1696 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1697 (test_for_singularity): Likewise.
1698 (vrp_int_const_binop): Remove inline qualifier.
1699 (adjust_range_with_scev): Add comment.
1700 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1702 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1704 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1705 (get_constraint_for): Likewise.
1706 (do_structure_copy): Likewise.
1707 (find_func_aliases): Fix references to MODIFY_EXPR.
1708 (intra_create_variable_infos): Tidy.
1709 * tree-ssa-operands.c (add_virtual_operand): Add argument
1711 When adding members of alias sets, if IS_CALL_SITE is true and
1712 the symbol is not call-clobbered, skip it.
1715 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1717 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1718 entry by means of emit_insn_at_entry.
1720 2007-03-02 Richard Henderson <rth@redhat.com>
1722 * expr.h (promoted_input_arg): Remove decl.
1723 * function.c (promoted_input_arg): Merge into ...
1724 * combine.c (setup_incoming_promotions): ... only caller.
1725 Rearrange to avoid double loop.
1727 2007-03-02 Ben Elliston <bje@au.ibm.com>
1728 Peter Bergner <bergner@vnet.ibm.com>
1729 Janis Johnson <janis187@us.ibm.com>
1731 * config/rs6000/dfp.md: New file.
1732 * config/rs6000/rs6000.md: Include dfp.md.
1733 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1734 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1735 and TDmode decimal float modes in FP registers.
1736 (num_insns_constant): Likewise.
1737 (rs6000_legitimate_offset_address_p): Likewise.
1738 (rs6000_legitimize_address): Likewise.
1739 (rs6000_legitimize_reload_address): Likewise.
1740 (rs6000_legitimate_address): Likewise.
1741 (rs6000_emit_move): Likewise.
1742 (function_arg_boundary): Likewise.
1743 (function_arg_advance): Likewise.
1744 (rs6000_darwin64_record_arg_recurse): Likewise.
1745 (function_arg): Likewise.
1746 (rs6000_gimplify_va_arg): Likewise.
1747 (rs6000_split_multireg_move): Likewise.
1748 (rs6000_output_function_epilogue): Likewise.
1749 (rs6000_output_function_epilogue): Likewise.
1750 (rs6000_register_move_cost): Likewise.
1751 (rs6000_function_value): Likewise.
1752 (rs6000_libcall_value): Likewise.
1754 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1756 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1758 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1760 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1761 Use $MULTIDIR to choose between the kernel and RTP headers,
1762 and use $WIND_BASE and $WIND_USR to locate them.
1764 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.c (override_options): Put initialization of
1767 ix86_tune_mask and ix86_arch_mask to the correct place.
1769 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1770 Michael Meissner <michael.meissner@amd.com>
1773 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1775 (TARGET_CMOVE): Use ARCHMASK.
1776 (TARGET_CMPXCHG): Ditto.
1777 (TARGET_CMPXCHG8B): Ditto.
1778 (TARGET_XADD): Ditto.
1779 (TARGET_BSWAP): Ditto.
1780 * config/i386/i386.c (ix86_tune_mask): New global variable.
1781 (ix86_arch_mask): Ditto.
1782 (override_options): Initialize ix86_tune_mask and
1783 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1786 2007-03-02 Ben Elliston <bje@au.ibm.com>
1789 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1791 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1793 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1794 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1795 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1796 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1798 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1799 rs6000_init_dwarf_reg_sizes_extra): New.
1800 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1801 SPE register high parts.
1803 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1805 * Makefile.in: Add install-pdf target as
1806 copied from automake v1.10 rules.
1807 * configure.ac: Add install-pdf to target list.
1808 * configure: Regenerate.
1810 2007-03-01 Paul Brook <paul@codesourcery.com>
1812 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1813 modes to LDRD for DImode.
1814 (output_move_double): Fixup out of range ldrd/strd.
1815 (vfp_secondary_reload_class): Rename...
1816 (coproc_secondary_reload_class): ... to this. Add wb argument.
1817 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1818 coproc_secondary_reload_class for CLASS_IWMMXT.
1819 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1820 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1822 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1824 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1825 factor by the estimated number of iterations.
1826 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1829 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1830 decode_caches_intel, detect_caches_intel): New functions.
1831 (host_detect_local_cpu): Use detect_caches_amd and
1832 detect_caches_intel.
1834 2007-03-01 Richard Henderson <rth@redhat.com>
1836 * expr.c (emit_move_complex_push): Export.
1837 (emit_move_complex_parts): Split out from ...
1838 (emit_move_complex): ... here.
1839 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1840 * config/i386/i386.md (movcdi): New.
1842 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1845 size of mode1 to check for tieable modes in MMX case.
1847 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1849 * Makefile.in (rtlanal.o): Depend on tree.h.
1850 * rtl.h (offset_within_section_p, split_const): Declare.
1851 * rtlanal.c: Include tree.h.
1852 (offset_within_block_p): New function, taken from
1853 mips_offset_within_object_p.
1854 (split_const): New function, taken from mips_split_const.
1855 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1857 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1858 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1859 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1860 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1861 (m68k_illegitimate_symbolic_constant_p): New function.
1862 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1863 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1864 symbolic constant that might be outside the symbol's section,
1865 move the symbol first and then add the offset.
1866 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1868 * config/mips/mips.c (mips_split_const): Delete.
1869 (mips_offset_within_object_p): Delete.
1870 (mips_symbolic_constant_p): Use offset_within_section_p and
1871 split_const instead of mips_offset_within_object_p and
1873 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1874 (mips_legitimize_const_move, print_operand_reloc)
1875 (mips_dangerous_for_la25_p): Use split_const instead of
1878 2007-02-28 Eric Christopher <echristo@apple.com>
1880 * Makefile.in (install-include-dir): Don't rm -rf include.
1882 2007-02-28 Richard Guenther <rguenther@suse.de>
1885 * fold-const.c (fold_binary): Do not associate expressions
1886 with more than one variable for integer types that do not wrap.
1888 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1890 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1891 Delete, and replace with...
1892 (fold_builtin_call_array): This. Update callers to use it.
1893 * fold-const.c (fold_build_call_list): Delete, and replace with...
1894 (fold_build_call_array): This.
1895 (fold_build_call_list_initializer): Delete, and replace with...
1896 (fold_build_call_array_initializer): This.
1897 * tree.h: Update declarations to reflect above changes.
1899 * c-typeck.c (build_function_call): Store converted arguments
1900 in a stack-allocated array instead of building a list.
1901 (convert_arguments): Store arguments in the array passed in as an
1902 argument, and return the actual number of arguments.
1903 * c-format.c: (check_function_format): Pass arguments in an
1904 array instead of a list.
1905 * c-common.c (check_function_nonnull): Likewise.
1906 (check_function_sentinel): Likewise.
1907 (check_function_arguments): Likewise.
1908 * c-common.h: Update declarations to reflect above changes.
1910 2007-02-28 Jan Hubicka <jh@suse.cz>
1912 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1913 PRED_NEGATIVE_RETURN): Update outcomes.
1915 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1917 * calls.c (emit_library_call_value_1): Handle partial registers
1918 correctly when building up CALL_INSN_FUNCTION_USAGE.
1920 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1922 * pa/predicates.md (move_src_operand): Allow zero for mode.
1923 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1926 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1930 *movv2df_internal): Enable pattern only for valid operand
1932 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1933 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1935 2007-02-27 Mike Stump <mrs@apple.com>
1937 * config/darwin-crt3.c: Avoid compilation when compiling for a
1940 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1942 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1944 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1945 for fixed headers and limits.h.
1946 (install-include-dir, install-headers-tar, install-headers-cpio,
1947 install-headers-cp, real-install-headers-tar,
1948 real-install-headers-cpio, real-install-headers-cp): Handle
1949 include-fixed as well as include.
1950 (install-mkheaders): Don't install files that go only in include
1952 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1953 from GCC_INCLUDE_DIR.
1954 * gcc.c (process_command): Remove special -BstageN/ handling.
1955 (do_spec_1): Add include-fixed directories.
1957 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1959 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1961 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1963 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1966 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1968 * c-common.c (get_priority): Add check for
1969 SUPPORTS_INIT_PRIORITY.
1971 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1973 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1975 * config/bfin/bfin.c: Include "cfglayout.h".
1976 (MAX_LSETUP_DISTANCE): New macro.
1977 (struct loop_info): New members incoming, incoming_src and
1978 incoming_dest. Delete member predecessor.
1979 (length_for_loop): New function.
1980 (bfin_optimize_loop): Handle more different loop structures.
1981 (bfin_discover_loop): Rework detection of predecessor blocks by
1982 examining incoming edges.
1983 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1985 (bfin_reorder_loops): New function.
1986 (bfin_reorg_loops): Use these three new functions.
1988 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1989 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1990 (CONSTRAINT_LEN): Add entry for 'q'.
1991 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1992 Add 'q' constraints.
1993 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1994 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1996 * config/bfin/bfin.md (add_with_carry): New pattern.
1997 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1998 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1999 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2000 support unsigned multiplies too. Removed incorrect commutativity from
2001 operand 1 constraint where appropriate.
2002 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2004 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2005 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2007 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2008 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2009 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2010 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2011 usmulhisi_hh_huh): New patterns.
2013 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2014 lshifthi3): Fix output template to use half reg for operand 2.
2016 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2019 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2021 2007-02-27 Andreas Schwab <schwab@suse.de>
2023 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2025 2007-02-27 Jan Hubicka <jh@suse.cz>
2027 * predict.c (last_basic_block_p): Remove.
2028 (tree_estimate_probability): Update return heuristic for commonized
2031 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2033 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2035 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2037 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2038 * doc/cpp.texi: Standardize title page.
2039 * doc/cppinternals.texi: Likewise.
2040 * doc/gcc.texi: Standardize title page, remove version number
2041 from copyright page.
2042 * doc/gccint.texi: Likewise.
2043 * doc/install.texi: Standardize title page, add table of
2046 2007-02-26 Jan Hubicka <jh@suse.cz>
2048 * predict.def: Set outcomes according to more recent results.
2049 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2050 Remove dead predictors.
2051 * predict.c (return_prediction): Fix pasto.
2053 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2055 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2056 change; avoid a memory leak when returning early.
2058 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2060 * c-decl.c (static_ctors): Move to c-common.c.
2061 (static_dtors): Likewise.
2062 (finish_function): Use c_record_cdtor_fn.
2063 (build_cdtor): Move to c-common.c.
2064 (c_write_global_declarations): Use c_build_cdtor_fns.
2065 * c-common.h (static_ctors): Declare.
2066 (static_dtors): Likewise.
2067 (c_record_cdtor_fn): Likewise.
2068 (c_build_cdtor_fns): Likewise.
2069 * c-common.c (static_ctors): New variable.
2070 (static_dtors): Likewise.
2071 (c_record_cdtor_fn): New function.
2072 (build_cdtor): Move from c-decl.c
2073 (c_build_cdtor_fns): New function.
2075 * output.h (assemble_addr_to_section): Declare.
2076 (get_cdtor_priority_section): Likewise.
2077 * varasm.c (assemble_addr_to_section): New function.
2078 (get_cdtor_priority_section): Likewise.
2079 (default_named_section_asm_out_destructor): Use them.
2080 (destor_dtor_section_asm_out_destructor): Likewise.
2081 (default_named_section_asm_out_constructor): Likewise.
2082 (default_ctor_section_asm_out_constructor): Likewise.
2083 * config.gcc (*-*-vxworks*): Include vxworks.o.
2084 * config/t-vxworks (vxworks.o): New target.
2085 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2086 (TARGET_ASM_CONSTRUCTOR): Define.
2087 (TARGET_ASM_DESTRUCTOR): Likewise.
2088 (vxworks_asm_out_constructor): Declare.
2089 (vxworks_asm_out_destructor): Likewise.
2091 * c-common.c (get_priority): Check that we have not just an
2092 INTEGER_CST, but an integer constant with integeral type.
2094 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2096 PR tree-optimization/30938
2097 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2098 use &dt[nargs-1] instead of &dt[nargs] in the call to
2099 vect_is_simple_use().
2101 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2103 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2104 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2105 Do not attempt to handle MEM inside auto-inc expressions.
2106 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2107 of a register modified by an auto-inc expression. However, do handle
2108 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2109 (elimination_effects): Prohibit elimination of a register modified
2110 by an auto-inc expression. Disable register elimination rules whose
2111 target register is modified by an auto-inc expression with variable
2114 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2116 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2118 (array_at_struct_end_p): New function.
2119 (idx_infer_loop_bounds): Use it.
2120 (estimate_numbers_of_iterations_loop): Export.
2121 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2122 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2123 (tree_estimate_probability): Call record_loop_exits.
2124 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2125 (estimated_loop_iterations, estimated_loop_iterations_int,
2126 estimated_loop_iterations_tree): New functions.
2127 (analyze_siv_subscript_cst_affine,
2128 compute_overlap_steps_for_affine_1_2,
2129 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2130 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2131 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2132 (PRED_LOOP_ITERATIONS_GUESSED): New.
2133 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2134 * cfgloop.h (estimate_numbers_of_iterations_loop,
2135 estimated_loop_iterations_int): Declare.
2137 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2139 * doc/extend.texi: Document optional priority argument to
2140 constructors and destructors.
2141 * tree.c (init_priority_for_decl): Adjust GTY markers.
2142 (init_ttree): Use priority-info hash functions for
2143 init_priority_for_decl.
2144 (tree_map_eq): Rename to ...
2145 (tree_map_base_eq): ... this.
2146 (tree_map_marked_p): Rename to ...
2147 (tree_map_base_marked_p): ... this.
2148 (tree_map_base_hash): New function.
2149 (decl_init_priority_lookup): Rework.
2150 (decl_fini_priority_lookup): New function.
2151 (decl_priority_info): New function.
2152 (decl_init_priority_insert): Use it.
2153 (decl_fini_priority_insert): Likewise.
2154 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2156 (decl_restrict_base_insert): Likewise.
2157 (decl_debug_expr_insert): Likewise.
2158 (decl_value_expr_lookup): Likewise.
2159 (decl_value_expr_insert): Likewise.
2160 * tree.h (priority_type): New type.
2161 (decl_init_priority_lookup): Use priority_type.
2162 (decl_fini_priority_lookup): New function.
2163 (decl_init_priority_insert): Use priority_type.
2164 (decl_fini_priority_insert): New function.
2165 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2166 (DECL_INIT_PRIORITY): Likewise.
2167 (SET_DECL_INIT_PRIORITY): Add comment.
2168 (DECL_FINI_PRIORITY): New macro.
2169 (SET_DECL_FINI_PRIORITY): Likewise.
2170 (DEFAULT_INIT_PRIORITY): Document.
2171 (MAX_INIT_PRIORITY): Likewise.
2172 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2173 (tree_map_base): New type.
2174 (tree_map_base_eq): New function.
2175 (tree_map_base_hash): Likewise.
2176 (tree_map_base_marked_p): Likewise.
2177 (tree_map): Inherit from tree_map_base.
2178 (tree_map_eq): Make it a macro.
2179 (tree_map_marked_p): Likewise.
2180 (tree_int_map): Inherit from tree_map_base.
2181 (tree_int_map_eq): Make it a macro.
2182 (tree_int_map_hash): Likewise.
2183 (tree_int_map_marked_p): Likewise.
2184 (tree_priority_map): New type.
2185 (tree_priority_map_eq): New macro.
2186 (tree_priority_map_hash): Likewise.
2187 (tree_priority_map_marked_p): Likewise.
2188 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2190 (emutls_common_1): Likewise.
2191 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2192 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2193 of tree_map hierarchy.
2194 * tree-cfg.c (move_stmt_r): Likewise.
2195 (new_label_mapper): Likewise.
2196 * c-tree.h (c_expand_body): Move to ...
2197 * c-common.h (c_expand_body): ... here.
2198 * c-decl.c (c_expand_body): Move to ...
2199 * c-common.c (c_expand_body): ... here.
2200 (c_common_attribute_table): Allow 1 argument for the constructor
2201 and destructor attributes.
2202 (get_priority): New function.
2203 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2204 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2206 2007-02-24 Jan Hubicka <jh@suse.cz>
2209 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2211 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2212 Jan Hubicka <jh@suse.cz>
2215 * i386.c (counter_mode): New function.
2216 (expand_set_or_movmem_via_loop): Use it.
2217 (expand_movmem_epilogue): Likewise; fix pasto.
2218 (ix86_expand_movmem): Do emit guard even for constant counts.
2219 (ix86_expand_setmem): Likewise.
2221 2007-02-25 Nick Clifton <nickc@redhat.com>
2223 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2224 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2226 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2230 count argument with 0x10, not with 0x16.
2231 (expand_setmem_epilogue): Ditto.
2233 2007-02-24 Mike Stump <mrs@apple.com>
2235 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2238 2007-02-24 Richard Guenther <rguenther@suse.de>
2241 * fold-const.c (fold_binary): Fold x +- CST op x for
2242 EQ_EXPR and NE_EXPR.
2244 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2246 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2248 2007-02-24 Jan Hubicka <jh@suse.cz>
2250 * cgraphunit.c (decide_is_function_needed): Honor
2251 -fkeep-inline-functions.
2253 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2255 * builtins.c (fold_builtin_modf): New.
2256 (fold_builtin_2): Use it.
2258 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2261 (determine_max_iter): Take additional LOOP arg; all callers changed.
2262 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2263 one using simplifications.
2264 (simplify_using_initial_values): Return if the expression becomes
2265 invalid due to altered regs.
2267 2007-02-23 DJ Delorie <dj@redhat.com>
2269 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2271 2007-02-23 Mike Stump <mrs@apple.com>
2273 * tlink.c (scan_linker_output): Parse linker messages from
2274 darwin9's linker better.
2276 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2279 * varpool.c (varpool_assemble_pending_decls): Set
2280 varpool_last_needed_node to null.
2282 2007-02-23 DJ Delorie <dj@redhat.com>
2284 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2285 alignment bigger than the object file can handle.
2287 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2291 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2292 (*movsf_1): Penalize MMX moves.
2294 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2296 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2297 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2299 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2301 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2303 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2304 (fold_builtin_1): Use them.
2305 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2306 BUILT_IN_SIGNIFICAND.
2308 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/i386.c (bdesc_1arg): Initialize
2311 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2312 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2313 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2314 and IX86_BUILTIN_MOVSLDUP.
2316 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2318 PR rtl-optimization/30841
2319 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2321 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2323 * builtins.c (fold_builtin_frexp): New.
2324 (fold_builtin_2): Use it.
2326 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2328 * doc/invoke.texi (Spec Files): Document getenv spec function.
2330 * gcc.c (getenv_spec_function): New function.
2331 (static_spec_functions): Add it.
2332 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2333 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2336 2007-02-22 Michael Matz <matz@suse.de
2339 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2340 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2342 2007-02-22 Ian Lance Taylor <iant@google.com>
2345 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2346 (mem_loc_descriptor): Call it.
2348 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2349 Ira Rosen <irar@il.ibm.com>
2351 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2353 2007-02-22 Ira Rosen <irar@il.ibm.com>
2355 PR tree-optimization/30843
2356 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2357 stores only after all the group is vectorized.
2359 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2361 PR tree-optimization/30858
2362 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2363 in the reduction cycle have a single use in the loop.
2364 * tree-vectorizer.h (relevant): Add documentation.
2366 2007-02-20 Mike Stump <mrs@apple.com>
2368 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2369 * configure: Regenerate.
2371 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2373 Change the defaults of some parameters and options.
2374 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2375 * config/spu/spu.c (spu_optimization_options): Add.
2376 (spu_override_options): Change params in spu_optimization_options.
2377 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2379 Register 127 is only 16 byte aligned when used as a frame pointer.
2380 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2381 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2382 HARD_FRAME_POINTER_REGNUM.
2383 (spu_legitimate_address): Use regno_aligned_for_reload.
2384 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2385 aligned when frame_pointer_needed is true.
2386 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2388 * config/spu/spu.h (INIT_EXPANDERS): Define.
2390 Make sure shift and rotate instructions have valid immediate operands.
2391 * config/spu/predicates.md (spu_shift_operand): Remove.
2392 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2393 * config/spu/constraints.md (W, O): Extend range.
2394 * config/spu/spu.md (umask, nmask): Define.
2395 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2396 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2397 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2398 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2399 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2400 (lshr<mode>3_reg): Fix rtl description.
2402 Make sure mulhisi immediate operands are valid.
2403 * config/spu/predicates.md (imm_K_operand): Add.
2404 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2406 Generate constants using fsmbi and andi.
2407 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2408 (print_operand, spu_split_immediate, classify_immediate,
2409 fsmbi_const_p): Handle IC_FSMBI2.
2411 Correctly handle a CONST_VECTOR containing symbols.
2412 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2413 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2414 (immediate_load_p): Allow symbols that use 2 instructions to create.
2415 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2416 with symbols when flag_pic is set.
2417 (const_vector_immediate_p): New.
2418 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2419 accept a CONST_VECTOR with symbols.
2420 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2421 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2423 * config/spu/spu.md (high, low): Delete.
2424 (low_<mode>): Define.
2426 Remove INTRmode and INTR_REGNUM, which didn't work.
2427 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2429 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2430 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2431 peephole2 pattern): Don't use INTR or 131.
2432 (movintrcc): Delete.
2433 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2434 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2435 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2436 (UNSPEC_SET_INTR): Add.
2437 * config/spu/spu-modes.def (INTR): Remove.
2439 More accurate warnings about run-time relocations.
2440 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2442 Correctly warn about immediate arguments to specific intrinsics.
2443 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2444 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2445 the instruction predicate.
2447 Fix tree check errors with latest update.
2448 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2450 (spu_expand_builtin): Use CALL_EXPR_FN.
2452 Add missing specific intrinsics.
2453 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2455 * config/spu/spu_internals.h: Ditto.
2457 Fix incorrect operand modifiers.
2458 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2459 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2461 Optimize one case of zero_extend of a vec_select.
2462 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2464 Accept any immediate for hbr.
2465 * config/spu/spu.md (hbr): Change s constraints to i.
2467 2007-02-21 Paul Brook <paul@codesourcery.com>
2469 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2470 condexec_count when skipping USE and CLOBBER.
2472 2007-02-21 Nick Clifton <nickc@redhat.com>
2474 * common.opt (Warray-bounds): Add Warning attribute.
2475 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2477 (fsized-zeroes): Add Optimization attribute.
2478 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2479 * c.opt (Wc++0x-compat): Add Warning attribute.
2481 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2484 * reload1.c (eliminate_regs_in_insn): In the single_set special
2485 case, attempt to re-recognize the insn before falling back to
2486 having reload fix it up.
2488 2007-02-20 Eric Christopher <echristo@gmail.com>
2490 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2491 Rewrite accordingly.
2492 (frv_read_iacc_argument): Ditto.
2493 (frv_expand_set_builtin): Take a call instead of arglist, update for
2495 (frv_expand_unop_builtin): Ditto.
2496 (frv_expand_binop_builtin): Ditto.
2497 (frv_expand_cut_builtin): Ditto.
2498 (frv_expand_binopimm_builtin): Ditto.
2499 (frv_expand_voidbinop_builtin): Ditto.
2500 (frv_expand_int_void2arg): Ditto.
2501 (frv_expand_prefetches): Ditto.
2502 (frv_expand_voidtriop_builtin): Ditto.
2503 (frv_expand_voidaccop_builtin): Ditto.
2504 (frv_expand_load_builtin): Ditto.
2505 (frv_expand_store_builtin): Ditto.
2506 (frv_expand_mdpackh_builtin): Ditto.
2507 (frv_expand_mclracc_builtin): Ditto.
2508 (frv_expand_mrdacc_builtin): Ditto.
2509 (frv_expand_mwtacc_builtin): Ditto.
2510 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2513 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2515 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2516 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2518 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2520 * configure: Regenerate.
2521 * config.in: Regenerate.
2522 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2523 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2524 masks to power6 and power6x and to POWERPC_MASKS.
2525 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2527 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2528 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2529 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2530 Access PROTOTYPE as variable, not mask.
2532 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2534 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2535 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2536 * combine.c (adjust_for_new_dest): Use it.
2537 * postreload.c (reload_combine): Likewise.
2539 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2541 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2542 notes on an insn with multiple sets, even if single_set returns
2543 non-NULL for that insn.
2545 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2550 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2552 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2553 if user didn't pass it.
2554 * config/i386/darwin.h (CC1_SPEC): Likewise.
2555 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2556 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2557 -mmacosx-version-min.
2559 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2560 Uros Bizjak <ubizjak@gmail.com>
2562 * optabs.h (enum optab_index): Add new OTI_scalb.
2563 (scalb_optab): Define corresponding macro.
2564 * optabs.c (init_optabs): Initialize scalb_optab.
2565 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2567 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2568 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2569 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2570 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2571 flag_unsafe_math_optimizations is set.
2573 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2574 to implement scalbf, scalb and scalbl built-ins as inline x87
2577 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2578 DJ Delorie <dj@redhat.com>
2581 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2582 (diagnostic_report_diagnostic): ... here, and turn them into real
2583 errors. If warnings are inhibited, no need to do anything.
2585 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2588 better code generation.
2590 2007-02-20 Ben Elliston <bje@au.ibm.com>
2592 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2594 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2596 * config/alpha/alpha.c, config/alpha/alpha.md,
2597 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2598 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2599 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2600 config/arm/lib1funcs.asm: Follow spelling conventions.
2602 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2603 config/fr30/fr30.md, config/i386/i386.h,
2604 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2605 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2606 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2607 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2608 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2609 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2610 config/sparc/sparc.c, config/sparc/sparc.h,
2611 config/sparc/sparc.md, config/spu/constraints.md,
2612 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2615 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2618 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2621 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2623 * doc/invoke.texi (-ftree-lrs): Remove.
2625 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2627 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2630 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2632 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2633 new CALL_EXPR_FN macro for retrieving the function
2634 declaration of the input expression.
2636 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2638 * c.opt (Waddress): New.
2639 * common.opt (Walways-true): Delete.
2640 (Wstring-literal-comparison): Delete.
2641 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2642 -Wstring-literal-comparison. Add -Waddress.
2644 (Walways-true): Delete.
2645 (Wstring-literal-comparison): Delete.
2646 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2647 consistently instead of -Walways-true in example.
2648 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2649 * c-typeck.c (parser_build_binary_op): Replace
2650 -Wstring-literal-comparison and -Walways-true with -Waddress.
2651 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2654 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2656 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2657 without DECL_STRUCT_FUNCTION initialized.
2659 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2661 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2662 due to calls to functions taking pointers as parameters.
2664 2007-02-19 Richard Henderson <rth@redhat.com>
2667 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2670 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2672 * config/s390/s390.c (s390_call_saved_register_used,
2673 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2674 accessed to the new scheme.
2676 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2678 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2679 (cris_print_index, cris_print_operand, cris_print_operand_address)
2680 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2681 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2682 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2684 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2685 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2686 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2687 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2688 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2689 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2690 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2691 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2692 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2693 (uminsi3, call, call_value): Ditto.
2694 (define_split: indir_to_reg_split, unnamed): Ditto.
2696 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2698 PR tree-optimization/30975
2699 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2702 2007-02-18 Eric Christopher <echristo@gmail.com>
2704 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2705 Remove use of arglist.
2706 (mips_expand_builtin): Remove use of arglist, pass in expr.
2707 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2708 (mips_expand_builtin_movtf): Ditto.
2709 (mips_expand_builtin_compare): Ditto.
2711 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2713 * tree-sra.c (sra_build_assignment): Replace assertion
2714 checking with a comment explaining why it can't be done.
2716 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2719 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2720 during CALL_EXPR representation conversion.
2721 * tree-ssa-propagate.c (set_rhs): Likewise.
2723 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2725 * tree-sra.c (sra_build_assignment): Disable assertion checking
2728 2007-02-18 Roger Sayle <roger@eyesopen.com>
2730 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2731 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2732 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2734 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2735 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2736 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2737 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2738 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2739 force_gimple_operand): Likewise.
2740 * ipa-cp.c (constant_val_insert): Likewise.
2741 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2742 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2743 perfect_nestify): Likewise.
2744 * langhooks.c (lhd_omp_assignment): Likewise.
2745 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2746 lower_copyprivate_clauses, lower_send_clauses,
2747 lower_send_shared_vars, expand_parallel_call,
2748 expand_omp_for_generic, expand_omp_for_static_nochunk,
2749 expand_omp_for_static_chunk, expand_omp_sections,
2750 lower_omp_single_copy, lower_omp_for_lastprivate,
2751 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2752 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2753 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2756 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2758 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2759 config/sh/sh.md: Follow spelling conventions.
2761 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2762 config/frv/predicates.md: Follow spelling conventions.
2764 * config/m68k/linux-unwind.h: Fix a comment typo.
2765 * target.h: Follow spelling conventions.
2767 2007-02-18 Roger Sayle <roger@eyesopen.com>
2769 PR rtl-optimization/28173
2770 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2771 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2772 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2773 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2774 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2776 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * builtins.c (fold_builtin_load_exponent): New.
2779 (fold_builtin_2): Use it.
2781 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2783 PR rtl-optimization/30773
2784 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2785 if we fail to attach a REG_EQUIV note.
2787 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2788 Roger Sayle <roger@eyesopen.com>
2790 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2792 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2794 * calls.c (initialize_argument_information): Pass original EXP
2795 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2796 code to split complex arguments here, as part of initializing the
2798 (expand_call): Remove code that builds a list of arguments and
2799 inserts implicit arguments into it. Instead, just count how many
2800 implicit arguments there will be so we can determine the size of
2801 the ARGS array, and let initialize_argument_information do the work.
2802 (split_complex_values): Delete unused function.
2804 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2806 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2808 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2810 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2811 for arg pointer based indexed addressing.
2813 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2815 * config/ia64/ia64.h, config/ia64/ia64.md,
2816 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2817 spelling conventions.
2819 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2821 * config/m68k/m68k.c (split_di): New.
2822 * config/m68k/m68k-protos.h: Declare split_di.
2823 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2824 Improve predicate handling and split constant shifts.
2826 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2828 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2829 parameter for register bitfield operations, general predicates
2832 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2834 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2835 * config/m68k/linux-unwind.h: New file.
2837 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2839 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2840 config/i386/athlon.md, config/ia64/ia64.md,
2841 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2842 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2843 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2844 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2845 tree-vect-transform.c: Fix comment typos.
2847 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2849 * sched-deps.c (find_insn_list): Remove.
2850 * sched-int.h: Remove the prototype for find_insn_list.
2852 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2854 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2856 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2857 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2858 darwin_rs6000_override_options.
2859 (C_COMMON_OVERRIDE_OPTIONS): Expect
2860 darwin_macosx_version_min to be non-NULL always.
2861 (TARGET_C99_FUNCTIONS): Likewise.
2862 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2863 (DARWIN_MINVERSION_SPEC): New.
2864 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2865 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2867 (DARWIN_MINVERSION_SPEC): New.
2868 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2870 * config/darwin-c.c (darwin_cpp_builtins): Expect
2871 darwin_macosx_version_min to be non-NULL always.
2873 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2875 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.h (x86_use_xchgb): New.
2878 (TARGET_USE_XCHGB): New macro.
2879 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2880 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2881 Split after reload into bswaphi for shifts of 8.
2882 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2883 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2884 or when optimizing for size.
2886 2007-02-16 Richard Guenther <rguenther@suse.de>
2887 Christian Bruel <christian.bruel@st.com>
2889 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2890 DECLs but prefer SSA_NAMEs over DECLs.
2892 2007-02-16 Richard Guenther <rguenther@suse.de>
2894 * tree-flow-inline.h (single_imm_use_p): Remove.
2895 (zero_imm_uses_p): Likewise.
2896 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2897 instead of single_imm_use_p.
2898 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2901 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2904 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2905 nested double- and backquotes.
2907 2007-02-15 Roger Sayle <roger@eyesopen.com>
2910 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2911 should be unreachable.
2912 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2913 For the time being redirect GIMPLE_MODIFY_STMT to the new
2914 (renamed) build_gimple_modify_stmt_stat.
2915 (build2_gimple_stat): Rename to...
2916 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2917 Always build a GIMPLE_MODIFY_STMT node.
2918 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2919 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2922 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2923 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2924 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2925 expand_complex_div_wide): Likewise.
2926 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2927 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2928 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2929 * tree-ssa-loop-manip.c (create_iv): Likewise.
2930 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2931 abs_replacement): Likewise.
2932 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2933 realify_fake_stores): Likewise.
2935 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2936 node rather than a GIMPLE_MODIFY_STMT node.
2937 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2938 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2940 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2941 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2944 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2947 * fold-const.c (fold_comparison): Add back the
2948 folding of constant complex comparisions.
2950 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2953 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2954 effects unknown to this function, return early.
2956 2007-02-15 Ian Lance Taylor <iant@google.com>
2958 * lower-subreg.c (move_eh_region_note): New static function.
2959 (resolve_simple_move): Call it.
2960 (decompose_multiword_subregs): Track blocks for which we resolve a
2961 simple move which is also a control flow insn. Pass them to
2962 find_many_sub_basic_blocks.
2963 (pass_lower_subreg): Add TODO_verify_flow.
2964 (pass_lower_subreg2): Likewise.
2966 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2967 Brooks Moses <brooks.moses@codesourcery.com>
2968 Lee Millward <lee.millward@codesourcery.com>
2970 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2971 (VL_EXP_CLASS_P): New.
2972 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2974 (TREE_OPERAND_CHECK_CODE): Likewise.
2975 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2976 (TREE_RTL_OPERAND_CHECK): Likewise.
2977 (tree_operand_check_failed): Make second parameter the whole tree
2978 instead of its code. Fixed callers.
2979 (VL_EXP_CHECK): New.
2980 (TREE_OPERAND_LENGTH): New.
2981 (VL_EXP_OPERAND_LENGTH): New.
2982 (CALL_EXPR_FN): New.
2983 (CALL_EXPR_STATIC_CHAIN): New.
2984 (CALL_EXPR_ARGS): New.
2985 (CALL_EXPR_ARG): New.
2986 (call_expr_nargs): New.
2987 (CALL_EXPR_ARGP): New.
2988 (build_nt_call_list): Declare.
2989 (build_vl_exp_stat): Declare.
2990 (build_vl_exp): New.
2991 (build_call_list): Declare.
2992 (build_call_nary): Declare.
2993 (build_call_valist): Declare.
2994 (build_call_array): Declare.
2995 (call_expr_arg): Declare.
2996 (call_expr_argp): Declare.
2997 (call_expr_arglist): Declare.
2998 (fold_build_call_list): Declare.
2999 (fold_build_call_list_initializer): Declare.
3000 (fold_call_expr): Declare to replace fold_builtin.
3001 (fold_builtin_fputs): Update to agree with modified definition.
3002 (fold_builtin_strcpy): Likewise.
3003 (fold_builtin_strncpy): Likewise.
3004 (fold_builtin_memory_chk): Likewise.
3005 (fold_builtin_stxcpy_chk): Likewise.
3006 (fold_builtin_strncpy_chk): Likewise.
3007 (fold_builtin_next_arg): Likewise.
3008 (fold_build_call_expr): Declare.
3009 (fold_builtin_call_list): Declare.
3010 (fold_builtin_call_valist): Declare.
3011 (build_call_expr): Declare.
3012 (validate_arglist): Update to agree with modified definition.
3013 (tree_operand_length): New.
3014 (call_expr_arg_iterator): New.
3015 (init_call_expr_arg_iterator): New.
3016 (next_call_expr_arg): New.
3017 (first_call_expr_arg): New.
3018 (more_call_expr_args_p): New.
3019 (FOR_EACH_CALL_EXPR_ARG): New.
3021 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3022 and tcc_gimple_stmt.
3023 (tree_code_size): Update documentation. Use sizeof (tree) rather
3024 than sizeof (char *).
3025 (tree_size): Likewise. Add case for tcc_vl_exp.
3026 (tree_node_structure): Add case for tcc_vl_exp.
3027 (contains_placeholder_p): Likewise.
3028 (substitute_in_expr): Likewise.
3029 (substitute_placeholder_in_expr): Likewise.
3030 (stabilize_reference_1): Likewise.
3031 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3032 to diagnose breakage of this interface for constructing CALL_EXPRs.
3033 (build_nt): Add similar assertion here.
3034 (build_nt_call_list): New.
3035 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3036 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3038 (get_callee_fndecl): Use new CALL_EXPR accessors.
3039 (tree_operand_check_failed): Change parameters to pass entire node
3040 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3041 (process_call_operands): New.
3042 (build_vl_exp_stat): New.
3043 (build_call_list): New.
3044 (build_call_nary): New.
3045 (build_call_valist): New.
3046 (build_call_array): New.
3047 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3048 (call_expr_arglist): New.
3050 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3051 tcc_vl_exp instead of a fixed-size tcc_expression.
3053 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3054 accessors for CALL_EXPRs.
3055 (AGGR_INIT_EXPR): Likewise.
3057 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3058 Brooks Moses <brooks.moses@codesourcery.com>
3059 Lee Millward <lee.millward@codesourcery.com>
3061 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3062 (expand_builtin_nonlocal_goto): Change parameter to be entire
3063 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3064 (expand_builtin_prefetch): Likewise.
3065 (expand_builtin_classify_type): Likewise.
3066 (mathfn_built_in): Return NULL_TREE instead of 0.
3067 (expand_errno_check): Use new CALL_EXPR accessors.
3068 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3069 Return NULL_RTX instead of 0.
3070 (expand_builtin_mathfn_2): Likewise.
3071 (expand_builtin_mathfn_3): Likewise.
3072 (expand_builtin_interclass_mathfn): Likewise.
3073 (expand_builtin_sincos): Likewise.
3074 (expand_builtin_cexpi): Likewise.
3075 (expand_builtin_int_roundingfn): Likewise.
3076 (expand_builtin_int_roundingfn_2): Likewise.
3077 (expand_builtin_pow): Likewise.
3078 (expand_builtin_powi): Likewise.
3079 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3080 of arglist, fixing callers appropriately. Use new CALL_EXPR
3081 accessors and constructors. Return NULL_RTX instead of 0.
3082 (expand_builtin_strstr): Likewise.
3083 (expand_builtin_strchr): Likewise.
3084 (expand_builtin_strrchr): Likewise.
3085 (expand_builtin_strpbrk): Likewise.
3086 (expand_builtin_memcpy): Likewise.
3087 (expand_builtin_mempcpy): Likewise.
3088 (expand_builtin_mempcpy_args): New.
3089 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3090 (expand_builtin_memmove_args): New.
3091 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3092 (expand_movstr): Likewise.
3093 (expand_builtin_strcpy): Likewise.
3094 (expand_builtin_strcpy_args): New.
3095 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3096 (expand_builtin_strncpy): Likewise.
3097 (expand_builtin_memset): Likewise.
3098 (expand_builtin_memset_args): New.
3099 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3100 (expand_builtin_memcmp): Likewise.
3101 (expand_builtin_strcmp): Likewise.
3102 (expand_builtin_strncmp): Likewise.
3103 (expand_builtin_strcat): Likewise.
3104 (expand_builtin_strncat): Likewise.
3105 (expand_builtin_strspn): Likewise.
3106 (expand_builtin_strcspn): Likewise.
3107 (expand_builtin_args_info): Likewise.
3108 (expand_builtin_va_start): Likewise.
3109 (gimplify_va_arg_expr): Likewise.
3110 (expand_builtin_va_end): Likewise.
3111 (expand_builtin_va_copy): Likewise.
3112 (expand_builtin_frame_address): Likewise.
3113 (expand_builtin_alloca): Likewise.
3114 (expand_builtin_bswap): Likewise.
3115 (expand_builtin_unop): Likewise.
3116 (expand_builtin_fputs): Likewise.
3117 (expand_builtin_expect): Likewise.
3118 (expand_builtin_fabs): Likewise.
3119 (expand_builtin_copysign): Likewise.
3120 (expand_builtin_printf): Likewise.
3121 (expand_builtin_fprintf): Likewise.
3122 (expand_builtin_sprintf): Likewise.
3123 (expand_builtin_init_trampoline): Likewise.
3124 (expand_builtin_signbit): Likewise.
3125 (expand_builtin_fork_or_exec): Likewise.
3126 (expand_builtin_sync_operation): Likewise.
3127 (expand_builtin_compare_and_swap): Likewise.
3128 (expand_builtin_lock_test_and_set): Likewise.
3129 (expand_builtin_lock_release): Likewise.
3130 (expand_builtin): Likewise.
3131 (builtin_mathfn_code): Likewise.
3133 (fold_builtin_constant_p): Pass call arguments individually instead
3134 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3135 accessors and constructors. Return NULL_TREE instead of 0.
3136 (fold_builtin_expect): Likewise.
3137 (fold_builtin_classify_type): Likewise.
3138 (fold_builtin_strlen): Likewise.
3139 (fold_builtin_nan): Likewise.
3140 (integer_valued_real_p): Likewise.
3141 (fold_trunc_transparent_mathfn): Likewise.
3142 (fold_fixed_mathfn): Likewise.
3143 (fold_builtin_cabs): Likewise.
3144 (fold_builtin_sqrt): Likewise.
3145 (fold_builtin_cbrt): Likewise.
3146 (fold_builtin_cos): Likewise.
3147 (fold_builtin_cosh): Likewise.
3148 (fold_builtin_tan): Likewise.
3149 (fold_builtin_sincos): Likewise.
3150 (fold_builtin_cexp): Likewise.
3151 (fold_builtin_trunc): Likewise.
3152 (fold_builtin_floor): Likewise.
3153 (fold_builtin_ceil): Likewise.
3154 (fold_builtin_round): Likewise.
3155 (fold_builtin_int_roundingfn): Likewise.
3156 (fold_builtin_bitop): Likewise.
3157 (fold_builtin_bswap): Likewise.
3158 (fold_builtin_logarithm): Likewise.
3159 (fold_builtin_hypot): Likewise.
3160 (fold_builtin_pow): Likewise.
3161 (fold_builtin_powi): Likewise.
3162 (fold_builtin_exponent): Likewise.
3163 (fold_builtin_memset): Likewise.
3164 (fold_builtin_bzero): Likewise.
3165 (fold_builtin_memory_op): Likewise.
3166 (fold_builtin_bcopy): Deleted; call site changed to invoke
3167 fold_builtin_memory_op directly.
3168 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3169 (fold_builtin_strncpy): Likewise.
3170 (fold_builtin_memcmp): Likewise.
3171 (fold_builtin_strcmp): Likewise.
3172 (fold_builtin_strncmp): Likewise.
3173 (fold_builtin_signbit): Likewise.
3174 (fold_builtin_copysign): Likewise.
3175 (fold_builtin_isascii): Likewise.
3176 (fold_builtin_toascii): Likewise.
3177 (fold_builtin_isdigit): Likewise.
3178 (fold_builtin_fabs): Likewise.
3179 (fold_builtin_abs): Likewise.
3180 (fold_builtin_fmin_fmax): Likewise.
3181 (fold_builtin_carg): Likewise.
3182 (fold_builtin_classify): Likewise.
3183 (fold_builtin_unordered_cmp): Likewise.
3185 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3186 New functions split out from fold_builtin_1.
3187 (fold_builtin_n): New.
3188 (fold_builtin_varargs): New.
3189 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3191 (fold_call_expr): New.
3192 (build_function_call_expr): Rewrite to use new helper function.
3193 (fold_builtin_call_list): New.
3194 (build_call_expr): New.
3195 (fold_builtin_call_valist): New.
3196 (rewrite_call_expr): New.
3197 (validate_arg): New.
3198 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3199 of an arglist. Change return type to bool. Use new CALL_EXPR
3202 (fold_builtin_strstr): Pass call arguments individually instead
3203 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3204 accessors and constructors. Return NULL_TREE instead of 0.
3205 (fold_builtin_strchr): Likewise.
3206 (fold_builtin_strrchr): Likewise.
3207 (fold_builtin_strpbrk): Likewise.
3208 (fold_builtin_strcat): Likewise.
3209 (fold_builtin_strncat): Likewise.
3210 (fold_builtin_strspn): Likewise.
3211 (fold_builtin_strcspn): Likewise.
3212 (fold_builtin_fputs): Likewise.
3213 (fold_builtin_next_arg): Likewise.
3214 (fold_builtin_sprintf): Likewise.
3216 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3217 NULL_RTX instead of 0.
3218 (expand_builtin_memory_chk): Likewise.
3219 (maybe_emit_chk_warning): Likewise.
3220 (maybe_emit_sprintf_chk_warning): Likewise.
3222 (fold_builtin_object_size): Pass call arguments individually instead
3223 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3224 accessors and constructors. Return NULL_TREE instead of 0.
3225 (fold_builtin_memory_chk): Likewise.
3226 (fold_builtin_stxcpy_chk): Likewise.
3227 (fold_builtin_strncpy_chk): Likewise.
3228 (fold_builtin_strcat_chk): Likewise.
3229 (fold_builtin_strcat_chk): Likewise.
3230 (fold_builtin_strncat_chk): Likewise.
3231 (fold_builtin_sprintf_chk): Likewise.
3232 (fold_builtin_snprintf_chk): Likewise.
3233 (fold_builtin_printf): Likewise.
3234 (fold_builtin_vprintf): Likewise.
3236 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3238 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3239 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3240 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3241 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3242 (fold_unary): Likewise.
3243 (fold_binary): Likewise.
3244 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3245 ternary expressions.
3246 (fold): Add logic for tcc_vl_exp.
3247 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3248 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3249 (fold_build3_stat): Add assertion to flag broken interface for
3250 constructing CALL_EXPRs.
3251 (fold_build_call_list): New.
3252 (fold_build_call_list_initializer): New.
3253 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3255 (fold_strip_sign_ops): Likewise.
3257 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3258 Brooks Moses <brooks.moses@codesourcery.com>
3259 Lee Millward <lee.millward@codesourcery.com>
3261 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3262 accessors and dump arguments explicitly.
3264 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3266 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3268 (print_call_name): Use new CALL_EXPR accessors.
3270 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3271 CALL_EXPR arguments explicitly instead of as a list. Use
3272 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3274 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3275 (vrp_visit_stmt): Likewise.
3277 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3278 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3280 (force_move_till_expr): Likewise.
3282 * targhooks.c (default_external_stack_protect_fail): Use
3283 build_call_expr instead of build_function_call_expr.
3284 (default_hidden_stack_protect_fail): Likewise.
3286 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3289 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3290 and walk arguments explicitly.
3292 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3293 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3294 (expand_simple_operations): Likewise.
3295 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3297 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3298 of TREE_CODE_LENGTH.
3299 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3301 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3302 instead of TREE_CODE_LENGTH.
3304 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3305 (tree_ic_transform): Likewise.
3306 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3307 parameter instead of arglist. Fix callers.
3308 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3309 (tree_stringops_transform): Likewise.
3310 (tree_indirect_call_to_profile): Likewise.
3311 (tree_stringops_values_to_profile): Likewise.
3313 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3314 (eliminate_tail_call): Likewise.
3316 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3318 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3319 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3321 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3323 * omp-low.c (build_omp_barrier): Use build_call_expr.
3324 (lower_rec_input_clauses): Likewise.
3325 (lower_reduction_clauses): Likewise.
3326 (expand_parallel_call): Likewise.
3327 (maybe_catch_exception): Likewise.
3328 (expand_omp_for_generic): Likewise.
3329 (expand_omp_for_static_nochunk): Likewise.
3330 (expand_omp_sections): Likewise.
3331 (lower_omp_single_simple): Likewise.
3332 (lower_omp_single_copy): Likewise.
3333 (lower_omp_master): Likewise.
3334 (lower_omp_ordered): Likewise.
3335 (lower_omp_critical): Likewise.
3337 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3338 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3340 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3341 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3342 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3344 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3345 and generalize to handle any number of operands.
3346 (chrec_contains_undetermined): Likewise.
3347 (tree_contains_chrecs): Likewise.
3348 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3350 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3352 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3353 fold_call_expr instead of fold_builtin.
3354 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3355 match declarations there.
3356 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3359 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3360 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3362 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3363 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3365 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3368 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3369 (execute_cse_sincos): Use new CALL_EXPR accessors.
3371 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3373 * gimple-low.c (lower_function_body): Use build_call_expr.
3374 (lower_builtin_setjmp): Likewise.
3376 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3377 (set_storage_via_libcall): Likewise.
3378 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3379 instead of TREE_CODE_LENGTH.
3380 (expand_expr_real_1): Use new CALL_EXPR accessors.
3382 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3383 generalize to handle any number of operands.
3384 (TB_parent_eq): Likewise.
3386 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3387 (strip_builtin_expect): Likewise.
3389 * function.c (gimplify_parameters): Use build_call_expr.
3391 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3392 instead of TREE_CODE_LENGTH.
3394 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3395 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3397 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3400 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3401 (gimplify_decl_expr): Likewise.
3402 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3403 Use new CALL_EXPR iterators.
3404 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3405 (gimplify_modify_expr_to_memset): Likewise.
3406 (gimplify_variable_sized_compare): Likewise.
3407 (gimplify_omp_atomic_fetch_op): Likewise.
3408 (gimplify_omp_atomic_pipeline): Likewise.
3409 (gimplify_omp_atomic_mutex): Likewise.
3410 (gimplify_function_tree): Likewise.
3412 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3413 (call_expr_flags): Likewise.
3414 (expand_call): Likewise.
3416 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3417 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3420 * coverage.c (create_coverage): Use build_call_expr.
3422 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3423 (temp_call_expr_obstack): New.
3424 (pool_copy_list): Delete.
3425 (temp_copy_call_expr): New.
3426 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3427 CALL_EXPR accessors. Get rid of special goo for copying argument
3428 lists and use temp_copy_call_expr instead.
3429 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3430 CALL_EXPR accessors.
3431 (create_expression_by_pieces): Likewise. Use build_call_array
3432 to construct the result instead of fold_build3.
3433 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3434 dealing with argument lists.
3435 (init_pre): Remove references to expression_node_pool and
3436 list_node_pool. Init temp_call_expr_obstack instead.
3437 (fini_pre): Remove references to expression_node_pool and
3440 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3441 and walk arguments explicitly instead of as a list.
3443 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3444 (mx_register_decls): Likewise.
3445 (mudflap_register_call): Likewise.
3446 (mudflap_finish_file): Likewise.
3448 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3449 (ipa_callsite_compute_param): Likewise.
3451 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3452 accessors and constructor.
3454 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3455 accessors and constructor.
3456 (convert_tramp_reference): Likewise.
3457 (convert_call_expr): Likewise.
3458 (finalize_nesting_tree_1): Likewise.
3460 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3463 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3465 * tree-inline.c (initialize_inlined_parameters): Pass entire
3466 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3468 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3469 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3471 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3472 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3473 (vectorizable_reduction): Likewise.
3474 (vectorizable_call): Use new CALL_EXPR iterators.
3475 (vectorizable_conversion): Use build_call_expr.
3476 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3477 (vect_gen_widened_results_half): Use build_call_expr.
3478 (vect_setup_realignment): Likewise.
3479 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3481 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3482 (pass_through_call): Likewise.
3483 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3486 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3487 (tree_gen_pow2_profiler): Likewise.
3488 (tree_gen_one_value_profiler): Likewise.
3489 (tree_gen_ic_func_profiler): Likewise.
3490 (tree_gen_average_profiler): Likewise.
3491 (tree_gen_ior_profiler): Likewise.
3493 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3494 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3495 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3497 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3498 of TREE_CODE_LENGTH.
3500 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3501 of TREE_CODE_LENGTH.
3503 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3505 (convert_to_integer): Likewise.
3507 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3510 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3511 Brooks Moses <brooks.moses@codesourcery.com>
3512 Lee Millward <lee.millward@codesourcery.com>
3514 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3516 * config/frv/frv.c (frv_expand_builtin): Likewise.
3517 * config/s390/s390.c (s390_expand_builtin): Likewise.
3519 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3520 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3522 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3523 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3524 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3525 (ix86_expand_store_builtin): Likewise.
3526 (ix86_expand_unop_builtin): Likewise.
3527 (ix86_expand_unop1_builtin): Likewise.
3528 (ix86_expand_sse_compare): Likewise.
3529 (ix86_expand_sse_comi): Likewise.
3530 (ix86_expand_vec_init_builtin): Likewise.
3531 (ix86_expand_vec_ext_builtin): Likewise.
3532 (ix86_expand_vec_set_builtin): Likewise.
3533 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3535 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3536 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3538 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3539 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3540 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3542 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3544 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3545 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3546 arglist. Use new CALL_EXPR accessors. Fix callers.
3547 (altivec_expand_abs_builtin): Likewise.
3548 (rs6000_expand_binop_builtin): Likewise.
3549 (altivec_expand_predicate_builtin): Likewise.
3550 (altivec_expand_lv_builtin): Likewise.
3551 (spe_expand_stv_builtin): Likewise.
3552 (altivec_expand_stv_builtin): Likewise.
3553 (rs6000_expand_ternop_builtin): Likewise.
3554 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3555 (altivec_expand_st_builtin): Likewise.
3556 (altivec_expand_dst_builtin): Likewise.
3557 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3558 arglist. Use new CALL_EXPR accessors. Fix callers.
3559 (altivec_expand_vec_set_builtin): Likewise.
3560 (altivec_expand_vec_ext_builtin): Likewise.
3561 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3562 (spe_expand_builtin): Likewise.
3563 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3564 arglist. Use new CALL_EXPR accessors. Fix callers.
3565 (spe_expand_evsel_builtin): Likewise.
3566 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3567 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3569 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3570 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3571 (arm_expand_unop_builtin): Likewise.
3572 (arm_expand_builtin): Use new CALL_EXPR accessors.
3574 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3577 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3578 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3579 (bfin_expand_unop_builtin): Likewise.
3580 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3582 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3583 Brooks Moses <brooks.moses@codesourcery.com>
3584 Lee Millward <lee.millward@codesourcery.com>
3586 * c-semantics.c (build_stmt): Add internal diagnostic check.
3588 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3589 accessors. Print arguments explicitly instead of as a list.
3591 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3593 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3594 (c_finish_omp_flish): Likewise.
3596 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3597 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3598 instead of TREE_CODE_LENGTH.
3599 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3600 (c_warn_unused_result): Likewise.
3602 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3605 * doc/invoke.texi (Warning Options): Remove
3606 -Werror-implicit-function-declaration.
3607 (Wimplicit-function-declaration): Update description.
3608 * opts.c (common_handle_option): Move handling of -Werror=* to...
3609 (enable_warning_as_error): ...here.
3610 * opts.h (enable_warning_as_error): Declare.
3611 * c-decl.c (implicit_decl_warning): Unless
3612 -Wno-implicit-function-declaration is given, emit a pedwarn if
3613 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3614 * c.opt (Wimplicit-function-declaration): Replace
3615 mesg_implicit_function_declaration with
3616 warn_implicit_function_declaration.
3617 * c-opts.c (c_common_handle_option):
3618 -Werror-implicit-function-declaration is exactly equal as
3619 -Werror=implicit-function-declaration.
3620 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3621 warn_implicit_function_declaration.
3622 (c_common_post_options): -Wimplict-function-declaration is enabled
3623 by default by -std=c99, otherwise is disabled by default.
3624 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3626 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3628 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3629 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3630 former is ignored but not the latter.
3632 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3634 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3635 is made and the reference doesn't use the alias set of its type,
3636 do not create the temporary using that type.
3638 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3640 * jump.c: Remove prototypes for delete_computation and
3641 delete_prior_computation.
3643 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3645 * jump.c (get_label_after): Delete.
3646 (get_label_before, delete_computation, delete_jump,
3647 delete_prior_computation, follow_jumps): Move...
3648 * reorg.c (delete_computation, delete_prior_computation): ... here...
3649 (get_label_before, delete_jump): ... making these static ...
3650 (follow_jumps): ... and simplifying this since it only runs after
3652 * rtl.h (get_label_after, get_label_before, delete_jump,
3653 follow_jumps): Delete prototypes.
3655 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3657 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3659 2007-02-15 Nick Clifton <nickc@redhat.com>
3661 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3662 order to prevent it from being munged by the target.
3664 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.md: Remove misleading comment.
3668 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3670 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3671 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3674 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3676 * tree-sra.c (instantiate_missing_elements): Canonicalize
3678 (sra_build_assignment): New.
3679 (generate_copy_inout, generate_element_copy,
3680 generate_element_zero, generate_one_element_init): Use it.
3682 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3684 * tree-sra.c (instantiate_missing_elements): Canonicalize
3686 (sra_build_assignment): New.
3687 (generate_copy_inout, generate_element_copy,
3688 generate_element_zero, generate_one_element_init): Use it.
3690 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3692 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3695 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3697 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3698 types as aggregates not scalars.
3699 * function.c (assign_stack_temp_for_type): Likewise.
3701 2007-02-14 Roger Sayle <roger@eyesopen.com>
3702 Zdenek Dvorak <dvorakz@suse.cz>
3704 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3707 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3709 * passes.c (next_pass_1): Clear the next field of the copied
3712 2007-02-14 Richard Henderson <rth@redhat.com>
3714 * tree-sra.c (early_sra): New.
3715 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3716 (tree_sra_early, pass_sra_early): New.
3717 * tree-pass.h (pass_sra_early): Declare.
3718 * passes.c (init_optimization_passes): Use it.
3720 2007-02-14 Richard Guenther <rguenther@suse.de>
3722 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3724 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3726 PR tree-optimization/30771
3727 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3729 (vect_analyze_operations): Induction phis can now be marked as
3731 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3732 Update documentation accordingly.
3734 2007-02-14 Nick Clifton <nickc@redhat.com>
3736 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3737 most 3 arguments are supported.
3738 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3740 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3742 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3743 Ensure dst->current is valid.
3745 2007-02-13 Paul Brook <paul@codesourcery.com>
3747 * config.gcc: Add arm*-*-uclinux-*eabi.
3748 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3749 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3750 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3751 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3752 (LINK_SPEC): Define.
3754 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3756 * config/arm/uclinux-eabi.h: New file.
3757 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3758 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3761 2007-02-13 Ian Lance Taylor <iant@google.com>
3763 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3764 * flags.h (warn_strict_overflow): Declare.
3765 (enum warn_strict_overflow_code): Define.
3766 (issue_strict_overflow_warning): New static inline function.
3767 * opts.c (warn_strict_overflow): New variable.
3768 (common_handle_option): Handle OPT_Wstrict_overflow and
3769 OPT_Wstrict_overflow_.
3770 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3772 * fold-const.c: Include intl.h.
3773 (fold_deferring_overflow_warnings): New static variable.
3774 (fold_deferred_overflow_warning): New static variable.
3775 (fold_deferred_overflow_code): New static variable.
3776 (fold_defer_overflow_warnings): New function.
3777 (fold_undefer_overflow_warnings): New function.
3778 (fold_undefer_and_ignore_overflow_warnings): New function.
3779 (fold_deferring_overflow_warnings_p): New function.
3780 (fold_overflow_warning): New static function.
3781 (make_range): Add strict_overflow_p parameter. Change all
3783 (extract_muldiv, extract_muldiv_1): Likewise.
3784 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3785 tree_expr_nonnegative_p.
3786 (fold_negate_expr): Call fold_overflow_warning.
3787 (fold_range_test): Likewise.
3788 (fold_comparison): Likewise.
3789 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3790 instead of tree_expr_nonnegative_p.
3791 (tree_expr_nonnegative_warnv_p): Rename from
3792 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3793 (tree_expr_nonnegative_p): New function.
3794 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3795 strict_overflow_p parameter.
3796 (tree_expr_nonzero_p): New function.
3797 * passes.c (verify_interpass_invariants): New static function.
3798 (execute_one_pass): Call it.
3799 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3801 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3802 (estimate_numbers_of_iterations): Likewise.
3803 (scev_probably_wraps_p): Likewise.
3804 * tree-ssa-ccp.c: Include "toplev.h".
3805 (evaluate_stmt): Defer fold overflow warnings until we know we are
3807 (struct fold_stmt_r_data): Add stmt field.
3808 (fold_stmt_r): Defer fold overflow warnings until we know we
3810 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3811 (fold_stmt_inplace): Likewise.
3812 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3813 (cleanup_control_expr_graph): Defer fold overflow warnings until
3814 we know we are going to optimize.
3815 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3816 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3818 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3819 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3820 * tree-ssa-loop-manip.c (create_iv): Likewise.
3821 * c-typeck.c (build_conditional_expr): Likewise.
3822 (build_binary_op): Likewise.
3823 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3824 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3825 (extract_range_from_unary_expr): Likewise.
3826 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3827 assuming that signed overflow does not occur.
3828 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3829 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3830 (fold_defer_overflow_warnings): Declare.
3831 (fold_undefer_overflow_warnings): Declare.
3832 (fold_undefer_and_ignore_overflow_warnings): Declare.
3833 (fold_deferring_overflow_warnings_p): Declare.
3834 (tree_expr_nonzero_warnv_p): Declare.
3835 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3837 (Warning Options): Document -Wstrict-overflow.
3838 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3839 (tree-ssa-ccp.o): Likewise.
3840 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3841 (fold-const.o): Depend on intl.h.
3843 2007-02-13 Ian Lance Taylor <iant@google.com>
3846 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3849 2007-02-13 Stuart Hastings <stuart@apple.com>
3851 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3853 2007-02-13 Richard Henderson <rth@redhat.com>
3855 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3856 handled_component_p before looking for the indirect_ref.
3858 2007-02-13 Richard Henderson <rth@redhat.com>
3860 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3861 remove flags clobber.
3862 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3863 (bswaphi_lowpart): New.
3864 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3865 remove TARGET_BSWAP test. Delete expander of the same name.
3867 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3868 (expand_unop): Use them.
3870 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3873 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3874 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3875 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3876 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3877 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3878 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3879 assembler dialect choice from asm templates.
3881 2007-02-12 Richard Henderson <rth@redhat.com>
3883 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3884 (fixuns_trunc<SSEMODEF>si2): Use it.
3885 * config/i386/sse.md (vec_setv4sf_0): Export.
3886 * config/i386/i386.c (ix86_build_const_vector): Export.
3887 (ix86_split_convert_uns_si_sse): Rename from
3888 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3889 * config/i386/i386-protos.h: Update.
3891 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3894 * c-typeck.c (c_finish_return): Improve warning message.
3896 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3898 * alias.c (find_symbolic_term): Delete unused function.
3900 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3903 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3904 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3906 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3908 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3909 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3910 the function, temporarily point the debug interface to the null one.
3912 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3914 * dwarf2out.c (round_up_to_align): New static function.
3915 (field_byte_offset): Use it to round the offset.
3917 2007-02-12 Richard Henderson <rth@redhat.com>
3919 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3920 (inswl_const): Export.
3922 2007-02-12 Richard Henderson <rth@redhat.com>
3924 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3925 result mode of the libcall, convert back to outmode.
3927 2007-02-12 Roger Sayle <roger@eyesopen.com>
3929 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3930 (bswapdi2): New define_expand to implement 32-bit implementation.
3932 2007-02-12 Nick Clifton <nickc@redhat.com>
3934 * doc/invoke.texi (Overall Options): Document --help=.
3935 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3936 (cc1_options): Pass --help= on to cc1.
3937 (display_help): Add description of --help=.
3938 (process_command): Add code to handle --help=. Allow translated
3939 --help and --target-help switches to be passed on to compiler
3941 (main): Remove unused if statement.
3942 * opts.c (columns): Remove.
3943 (LEFT_COLUMN): Define.
3944 (wrap_help): Add columns argument.
3945 (print_filtered_help): Change parameters to be an include bitmask,
3946 an exclude bitmask, an any bitmask and the column width. Move the
3947 code to display the params list here. Add code to display the
3948 status of options rather than their descriptions if the quiet flag
3950 (print_specific_help): Change parameters to be an include bitmask,
3951 an exclude bitmask and an any bitmask. Move code to look up the
3952 column width here. Decide upon the title for an options listing.
3953 (common_handle_options): Add code to handle --help=. Adapt code
3954 for --help and --target-help to use the revised form of the
3955 print_specific_help function.
3956 (print_help): Delete.
3957 (print_param_help): Delete.
3958 (print_switch): Delete.
3959 * opts.h (cl_lang_count): Add prototype.
3960 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3961 CL_MAX_OPTION_CLASS): New defines.
3962 * optc-gen.awk: Add construction of cl_lang_count.
3963 * c.opt: Add Warning attribute to warning options and Optimization
3964 attribute to optimization options.
3965 * common.opt: Likewise.
3967 Add -fhelp and -ftarget-help as aliases for the transformed --help
3968 and --target-help options.
3969 * opt-functions.awk: Add code to handle Warning and Optimization
3972 2007-02-12 Richard Henderson <rth@redhat.com>
3974 * config/alpha/constraints.md: New file.
3975 * config/alpha/alpha.c: Include tm-constrs.h.
3976 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3977 alpha_extra_constraint): Remove.
3978 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3979 * config/alpha/alpha-protos.h: Update.
3980 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3981 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3982 (EXTRA_CONSTRAINT): Remove.
3983 * config/alpha/alpha.md: Include constraints.md.
3984 (adddi splitter): Use satisfies_constraint_*.
3985 * config/alpha/predicates.md (add_operand): Likewise.
3986 (sext_add_operand, addition_operation): Likewise.
3988 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3990 PR tree-optimization/29145
3991 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3992 in our handling of restrict qualified pointers.
3994 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3997 * doc/invoke.texi (Wunused-value): Update description.
3998 (Wextra): Delete item.
3999 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4000 value of Wunused-value.
4001 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4002 (c_finish_stmt_expr): Don't check extra_warnings.
4003 (emit_side_effect_warnings): The caller is responsible to check
4006 2007-02-11 Roger Sayle <roger@eyesopen.com>
4007 Matt Thomas <matt@3am-software.com>
4009 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4011 2007-02-11 Roger Sayle <roger@eyesopen.com>
4013 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4014 comparisons of POPCOUNT against zero.
4015 (simplify_const_relational_operation): Likewise.
4017 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4019 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4021 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4023 * dwarf2out.c (root_type): Delete unused function.
4025 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4027 * genattrtab.c (contained_in_p): Delete unused function.
4028 (write_expr_attr_cache): Likewise.
4030 2007-02-11 Jan Hubicka <jh@suse.cz>
4032 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4035 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4037 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4038 to add the REG_EQ* note.
4039 * see.c (see_merge_one_use_extension): Likewise.
4040 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4041 turn REG_EQUAL notes into REG_EQUIV notes if the target
4042 register may have more than one set.
4043 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4044 * gcse.c (try_replace_reg): Likewise.
4045 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4046 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4047 more than one REG_EQUIV note.
4048 * reload1.c (gen_reload): Use set_unique_reg_note.
4050 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4052 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4053 (ix86_builtin_conversion): New function.
4055 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4058 * tree.h (DECL_REPLACEABLE_P): New macro.
4059 * except.c (set_nothrow_function_flags): Likewise.
4061 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4062 Ira Rosen <irar@il.ibm.com>
4063 Dorit Nuzman <dorit@il.ibm.com>
4065 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4066 * targhooks.c (default_builtin_vectorized_conversion): New.
4067 * targhooks.h (default_builtin_vectorized_function): New declaration.
4068 * target.h (struct vectorize): Add builtin_conversion field.
4069 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4070 stmt_vec_info_type value.
4071 (vectorizable_conversion): New declaration.
4072 * tree-vect-analyze.c (vect_analyze_operations): Add
4073 vectorizable_conversion call.
4074 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4075 * tree-vect-transform.c (vectorizable_conversion): New function.
4076 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4077 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4079 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4080 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4081 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4082 or ALTIVEC_BUILTIN_VCFSX.
4084 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4087 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4088 CONST_DOUBLE and operand 0 is a hard register.
4089 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4090 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4091 is a hard floating-point register.
4093 2007-02-10 Richard Henderson <rth@redhat.com>
4094 Jakub Jelinek <jakub@redhat.com>
4095 Alexandre Oliva <aoliva@redhat.com>
4097 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4098 * builtin-types.def (BT_WORD): Make unsigned.
4099 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4100 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4101 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4102 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4103 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4104 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4106 * expr.c (emutls_var_address): New.
4107 (expand_expr_real_1): Expand emulated tls.
4108 (expand_expr_addr_expr_1): Likewise.
4109 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4110 * output.h (emutls_finish): Declare.
4111 * toplev.c (compile_file): Call it.
4112 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4113 address before wrapping in CONST.
4114 * varasm.c (emutls_htab, emutls_object_type): New.
4115 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4116 (get_emutls_object_name, get_emutls_object_type): New.
4117 (get_emutls_init_templ_addr, emutls_decl): New.
4118 (emutls_common_1, emutls_finish): New.
4119 (assemble_variable): When emulating tls, swap decls; generate
4120 constructor for the emutls objects.
4121 (do_assemble_alias): When emulating tls, swap decl and target name.
4122 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4124 * varpool.c (decide_is_variable_needed): Look at force_output.
4125 Recurse for emulated tls.
4126 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4127 with decide_is_variable_needed.
4128 * emutls.c: New file.
4129 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4130 tls_object for real tls.
4132 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4134 PR rtl-optimization/29599
4135 * reload1.c (eliminate_regs_in_insn): Take the destination
4136 mode into account when computing the offset.
4138 2007-02-09 Stuart Hastings <stuart@apple.com>
4139 Richard Henderson <rth@redhat.com>
4141 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4142 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4143 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4144 fixuns_truncdfhi2): New.
4145 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4146 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4147 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4148 (floatunssidf2): Allow nonimmediate source.
4149 * gcc/config/i386/sse.md (movdi_to_sse): New.
4150 (vec_concatv2di): Drop '*'.
4151 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4152 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4153 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4155 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4156 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4157 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4158 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4159 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4160 ix86_build_const_vector.
4161 (x86_emit_floatuns): Rewrite.
4163 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4165 * genautomata.c (longest_path_length): Delete unused function.
4166 (struct state): Delete unused longest_path_length.
4167 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4168 (get_free_state): Delete unused.
4170 2007-02-09 Jan Hubicka <jh@suse.cz>
4172 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4173 * doc/invoke.texi (inline-unit-growth): Update default value.
4175 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4176 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4177 (rebuild_cgraph_edges): Likewise.
4178 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4179 (dump_cgraph_node): Dump frequencies.
4180 (cgraph_clone_edge): Add frequency scales.
4181 (cgraph_clone_node): Add freuqnecy.
4182 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4183 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4184 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4185 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4186 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4187 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4188 (save_inline_function_body): Likewise.
4189 * ipa-inline.c: inluce rtl.h
4190 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4191 (cgraph_edge_badness): Use frequencies.
4192 (cgraph_decide_recursive_inlining): Update clonning.
4193 (cgraph_decide_inlining_of_small_function): Dump frequency.
4194 * predict.c (estimate_bb_frequencies): Export.
4195 * predict.h (estimate_bb_frequencies): Declare.
4196 * tree-inline.c (copy_bb): Watch overflows.
4197 (expand_call_inline): Update call of cgraph_create_edge.
4198 (optimize_inline_calls): Use TODO flags to update frequnecies.
4199 * passes.h: Include predict.h
4200 (init_optimization_passes): Move profile ahead.
4201 (execute_function_todo): Handle TODO_rebuild_frequencies.
4203 2007-02-09 Roger Sayle <roger@eyesopen.com>
4205 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4206 the insbl or inswl pattern into a register.
4208 2007-02-09 Roger Sayle <roger@eyesopen.com>
4210 * config/ia64/ia64.md (bswapdi2): New define_insn.
4212 2007-02-09 Richard Henderson <rth@redhat.com>
4214 * config/i386/constraints.md (Ym): New constraint.
4215 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4216 (movdi_1_rex64): Split sse and xmm general register moves from
4217 memory move alternatives. Use conditional register constraints.
4218 (movsf_1, movdf_integer): Likewise.
4219 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4220 (movdf_integer_rex64): New.
4221 (pushsf_rex64): Fix output constraints.
4222 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4223 (sse2_stored): Likewise.
4224 (sse2_storeq_rex64): New.
4225 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4226 amd and not generic.
4227 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4228 for optimize_size. Remove SF/DFmode hack.
4230 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4232 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4235 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4236 Richard Sandiford <richard@codesourcery.com>
4238 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4239 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4240 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4241 m68k/t-mlib to tmake_file.
4242 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4243 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4244 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4245 Allow it to be cf or m68k. Set m68k_arch_family. If that
4246 variable is not empty, add t-$m68k_arch_family to tmake_file.
4247 Add t-mlibs to tmake_file.
4248 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4249 * config/m68k/t-cf: New file.
4250 * config/m68k/t-m68k: Likewise.
4251 * config/m68k/t-mlibs: Likewise.
4252 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4253 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4254 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4255 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4256 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4258 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4259 (INSTALL_LIBGCC): Delete.
4260 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4261 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4262 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4263 (M68K_MLIB_CPU): Define.
4264 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4265 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4266 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4268 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4269 Richard Guenther <rguenther@suse.de>
4272 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4273 against INT_MIN/INT_MAX.
4274 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4275 file if a loop is removed.
4277 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4279 * calls.c (store_one_arg): Pass correct alignment to
4280 emit_push_insn for non-BLKmode values.
4281 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4282 unaligned stack slot via a suitably aligned slot.
4284 2007-02-08 DJ Delorie <dj@redhat.com>
4286 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4288 (legal_subregs): Use unsigned char, make const.
4289 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4291 2007-02-08 Paul Brook <paul@codesourcery.com>
4293 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4294 special interworking needed.
4296 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4298 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4299 conditional to __SSE2__.
4300 (Entries below should have been added to first ChangeLog
4301 entry for amdfam10 dated 2007-02-05)
4302 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4304 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4306 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4309 2007-02-08 DJ Delorie <dj@redhat.com>
4311 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4312 * config/m32c/m32c.c (legal_subregs): New.
4313 (m32c_illegal_subreg_p): New.
4314 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4315 unsupported subregs of hard regs.
4317 2007-02-08 Jan Hubicka <jh@suse.cz>
4319 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4320 the same one; always update histograms.
4322 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4324 * passes.c (init_optimization_passes): Tidy comment.
4326 2007-02-08 Roger Sayle <roger@eyesopen.com>
4328 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4329 strip zero_extend, bswap and rotates from POCOUNT's argument.
4330 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4331 zero_extend and rotates from PARITY's argument.
4332 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4333 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4334 of an integer constant at compile-time.
4336 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4339 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4341 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4344 * tree-ssa-live.c (remove_unused_locals): Do not remove
4345 TREE_ADDRESSABLE variables.
4346 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4347 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4348 FOR_CLOBBER. Update all users.
4349 If VAR has an associated alias set, add a virtual operand for
4350 it if no alias is found to conflict with the memory reference.
4352 2007-02-07 Jan Hubicka <jh@suse.cz>
4353 Robert Kidd <rkidd@crhc.uiuc.edu>
4355 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4357 2007-02-07 Ian Lance Taylor <iant@google.com>
4359 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4361 2007-02-07 Roger Sayle <roger@eyesopen.com>
4363 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4364 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4365 tablejumpdi, movsi_to_cr_one): Remove constraints from
4366 define_expand's match_operands.
4368 2007-02-07 Roger Sayle <roger@eyesopen.com>
4370 * global.c (compute_regsets): Move declatation of "i" inside of
4371 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4373 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4376 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4377 of INDIRECT_REF <RESULT_DECL>.
4379 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4381 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4382 Kaz Kojima <kkojima@gcc.gnu.org>
4385 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4387 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4389 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4391 * doc/loop.texi: Document possibility not to perform disambiguation
4392 of loops with multiple latches.
4393 * cfgloopmanip.c (alp_enum_p): Removed.
4394 (add_loop): Handle subloops. Use get_loop_body_with_size.
4395 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4396 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4397 the new forwarder block.
4398 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4399 Handle the case latch is NULL.
4400 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4401 when marking loop exits.
4402 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4404 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4405 disambiguate_loops_with_multiple_latches.
4406 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4407 before fix_loop_structure.
4408 * cfgloop.c: Include pointer-set.h and output.h.
4409 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4410 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4411 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4412 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4413 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4414 disambiguate_multiple_latches, get_loop_body_with_size,
4415 disambiguate_loops_with_multiple_latches): New functions.
4416 (flow_loop_dump): Dump multiple latch edges.
4417 (flow_loop_nodes_find): Handle loops with multiple latches.
4418 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4419 (glb_enum_p): Modified.
4420 (get_loop_body): Use get_loop_body_with_size.
4421 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4422 (AVOID_CFG_MODIFICATIONS): New constant.
4423 (disambiguate_loops_with_multiple_latches, add_loop,
4424 get_loop_body_with_size): Declare.
4425 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4427 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4430 * global.c (compute_regsets): New function.
4431 (global_alloc): Refactored ELIMINABLE_REGSET
4432 and NO_GLOBAL_ALLOC_REGS computation out.
4433 (rest_of_handle_global_alloc): Call compute_regsets()
4434 for non-optimizing case.
4436 2007-02-06 Richard Henderson <rth@redhat.com>
4438 * config/i386/constraints.md (Y2): Rename from Y.
4439 (Yi): New constraint.
4440 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4441 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4442 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4443 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4444 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4445 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4446 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4447 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4448 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4449 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4450 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4451 vec_extractv2si_1): Change Y constraints to Y2.
4452 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4453 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4454 Change Y constraints to Y2.
4455 (sse2_loadld): Change Y constraints to x.
4457 2007-02-06 Roger Sayle <roger@eyesopen.com>
4459 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4460 (parity<mode>2): New define_expand using rs6000_emit_parity.
4461 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4462 rs6000_emit_parity): New functions.
4463 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4464 rs6000_emit_parity): Prototype here.
4466 2007-02-06 Ian Lance Taylor <iant@google.com>
4468 * lower-subreg.c (simple_move_operand): Reject CONST.
4469 (resolve_clobber): Call validate_change rather than directly
4470 assigning to XEXP (pat, 0).
4472 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4474 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4475 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4476 (tree-cfg.o): Remove hashtab.h dependency.
4478 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4479 (struct ivopts_data): Change niters to pointer_map_t.
4480 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4481 (niter_for_exit): Create pointer_map on demand. Change for
4483 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4484 (free_loop_data): Destroy data->niters if created and reset field.
4485 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4486 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4488 * tree-ssa-reassoc.c: Include pointer-set.h.
4489 (bb_rank): Change to long *.
4490 (operand_rank): Change to pointer_map_t.
4491 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4492 (insert_operand_rank): Accept long.
4493 (operand_entry_hash, operand_entry_eq): Remove.
4494 (get_rank): Return long. Adjust for changes above.
4495 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4497 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4499 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4500 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4501 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4503 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4504 directly since it cannot be NULL.
4505 (get_vi_for_tree): Rewrite for pointer_map API.
4506 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4507 (init_alias_vars): Create vi_for_tree as pointer_map.
4508 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4510 * tree-cfg.c: Don't include hashtab.h.
4511 (edge_to_cases): Declare as pointer_map.
4512 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4514 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4515 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4516 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4518 (record_switch_edge): Delete.
4519 (get_cases_for_edge): Adjust for pointer_map API, inline
4520 record_switch_edge (rewritten for new API), remove goto.
4522 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4524 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4525 * tree-nested.c: Include pointer-set.h.
4526 (var_map_elt, var_map_eq, var_map_hash): Delete.
4527 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4529 (nesting_info_bitmap_obstack): New.
4530 (lookup_field_for_decl): Adjust for pointer_map API.
4531 (lookup_tramp_for_decl): Adjust for pointer_map API.
4532 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4533 (get_local_debug_decl): Adjust for pointer_map API.
4534 (convert_nl_goto_reference): Adjust for pointer_map API.
4535 (convert_nl_goto_receiver): Adjust for pointer_map API.
4536 (create_nesting_tree): Create outside GGC space. Create bitmap on
4537 the new obstack. Create field_map and var_map as pointer_maps.
4538 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4540 (lower_nested_functions): Move root here, no need to NULL it.
4541 Initialize and release the obstack.
4543 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4545 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4546 Remove prototypes and make them non-static.
4547 (struct tree_int_map): Remove.
4548 * tree.h (struct tree_int_map): Move here, turning TO into an
4550 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4552 * tree.h (TREE_COMPLEXITY): Remove.
4553 (struct tree_exp): Remove complexity field.
4554 * tree.c (build1_stat): Don't set it.
4556 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4557 Victor Kaplansky <victork@il.ibm.com>
4559 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4560 (vect_is_simple_reduction): Support reduction with induction as
4561 one of the operands.
4562 (vect_is_simple_iv_evolution): Fix formatting.
4563 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4564 formatting. Don't mark induction phis for vectorization.
4565 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4566 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4567 (vect_get_vec_def_for_operand): Support induction.
4568 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4570 (vectorizable_reduction): Support reduction with induction as one of
4572 (vectorizable_type_demotion): Use def-type of stmt argument rather
4573 than dummy def-type.
4575 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4576 flag_tree_scev_cprop.
4577 * common.opt (tree-scev-cprop): New flag.
4579 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4580 call to vect_get_new_vect_var.
4582 2007-02-06 Ira Rosen <irar@il.ibm.com>
4584 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4585 vectype is not NULL.
4586 (vect_pattern_recog_1): Likewise.
4588 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4590 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4591 (fold_negate_expr): Likewise.
4593 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4596 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4597 even if cv-qualification is the same.
4599 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4601 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4602 __enable_execute_stack on completion.
4604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4606 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4607 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4608 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4609 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4610 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4611 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4612 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4613 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4617 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4618 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4619 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4620 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4621 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4622 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4623 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4624 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4625 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4626 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4627 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4628 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4629 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4630 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4631 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4632 sqrtextenddfxf2_i387): Added amdfam10_decode.
4634 * config/i386/athlon.md (athlon_idirect_amdfam10,
4635 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4636 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4637 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4638 athlon_ivector_store_amdfam10): New define_insn_reservation.
4639 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4644 * config/i386/athlon.md (athlon_call_amdfam10,
4645 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4646 define_insn_reservation.
4647 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4648 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4649 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4653 * config/i386/athlon.md (athlon_sseld_amdfam10,
4654 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4655 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4659 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4660 define_insn_reservation.
4661 * config/i386/i386.md (sseins): Added sseins to define_attr type
4662 and define_attr unit.
4663 * config/i386/sse.md: Set type attribute to sseins for insertq
4666 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4668 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4669 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4670 ssecomi_load_amdfam10, ssecomi_amdfam10,
4671 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4672 define_insn_reservation.
4673 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4675 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4677 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4678 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4679 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4680 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4681 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4682 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4683 define_insn_reservation.
4685 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4686 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4687 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4688 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4689 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4691 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4693 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4694 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4695 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4696 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4697 athlon_ssemul_load_k8): Added amdfam10.
4699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4701 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4702 (x86_sse_unaligned_move_optimal): New variable.
4704 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4706 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4707 for unaligned vector SSE double/single precision loads for AMDFAM10.
4709 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4711 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4712 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4713 Define TARGET_CPU_DEFAULT_amdfam10.
4714 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4715 (processor_type): Add PROCESSOR_AMDFAM10.
4717 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4718 processor_type in config/i386/i386.h.
4719 Enable imul peepholes for TARGET_AMDFAM10.
4721 * config.gcc: Add support for --with-cpu option for amdfam10.
4723 * config/i386/i386.c (amdfam10_cost): New variable.
4724 (m_AMDFAM10): New macro.
4725 (m_ATHLON_K8_AMDFAM10): New macro.
4726 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4727 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4728 x86_promote_QImode, x86_integer_DFmode_moves,
4729 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4730 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4731 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4732 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4733 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4734 Enable/disable for amdfam10.
4735 (override_options): Add amdfam10_cost to processor_target_table.
4736 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4737 processor_alias_table.
4738 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4739 (ix86_adjust_cost): Add code for amdfam10.
4741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4743 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4744 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4745 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4746 * config/i386/i386.h: Add builtin definition for SSE4A.
4747 * config/i386/i386.md: Add support for ABM instructions
4749 * config/i386/sse.md: Add support for SSE4A instructions
4750 (movntss, movntsd, extrq, insertq).
4751 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4752 Add -march=amdfam10 flag.
4753 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4754 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4756 * doc/extend.texi: Add documentation for SSE4A builtins.
4758 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4760 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4762 2007-02-05 Richard Guenther <rguenther@suse.de>
4764 * tree-vectorizer.h (vectorizable_function): Add argument type
4765 argument, change return type.
4766 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4767 * tree-vect-transform.c (vectorizable_function): Handle extra
4768 argument, return vectorized function decl.
4769 (build_vectorized_function_call): Remove.
4770 (vectorizable_call): Handle calls with result and argument types
4771 differing. Handle loop vectorization factor correctly.
4772 * targhooks.c (default_builtin_vectorized_function): Adjust for
4774 * targhooks.h (default_builtin_vectorized_function): Likewise.
4775 * target.h (builtin_vectorized_function): Add argument type
4777 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4778 extra argument, allow vectorizing of lrintf.
4779 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4780 documentation of target hook.
4782 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4785 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4786 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4787 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4789 2007-02-05 Roger Sayle <roger@eyesopen.com>
4791 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4792 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4793 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4794 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4795 before canonicalizing sincos to cexpi.
4796 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4798 2007-02-05 Roger Sayle <roger@eyesopen.com>
4800 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4801 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4802 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4804 2007-02-05 Roger Sayle <roger@eyesopen.com>
4806 * mips-tfile.c (initialize_init_file): Correct endianness test.
4808 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4810 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4813 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4815 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4816 saves in a PARALLEL before the register assignments.
4818 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4820 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4821 DWARF_FRAME_RETURN_COLUMN to be a general register.
4822 * dwarf2out.c (init_return_column_size): New function, split from...
4823 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4824 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4825 to be nongeneral registers.
4826 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4828 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4829 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4831 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4833 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4835 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4837 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4838 (remove_path): Use can_remove_branch_p and remove_branch instead
4839 of loop_delete_branch_edge.
4840 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4841 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4842 Update profile using scale_dominated_blocks_in_loop.
4843 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4844 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4845 (can_remove_branch_p, remove_branch): Declare.
4846 * tree-cfg.c (tree_can_remove_branch_p): New function.
4847 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4848 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4849 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4851 2007-02-05 Jan Hubicka <jh@suse.cz>
4854 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4855 nodes in cgraph, don't remove offline copy of the function.
4857 2007-02-04 Jan Hubicka <jh@suse.cz>
4859 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4860 vectors might cause maybe_lookup_element_for_expr to be called
4861 on non-sra-candidate.
4863 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4865 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4866 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4867 spelling conventions.
4869 2007-02-04 Richard Guenther <rguenther@suse.de>
4872 * fold-const.c (try_move_mult_to_index): Make sure to not
4873 overflow one dimension of a multi-dimensional array access.
4875 2007-02-04 Jan Hubicka <jh@suse.cz>
4877 * passes.c (init_optimization_passes): Reindent.
4879 2007-02-04 Jan Hubicka <jh@suse.cz>
4880 Eric Botcazou <ebotcazou@adacore.com>
4882 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4883 (execute_fixup_cfg): Break out the abnormal goto code.
4884 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4885 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4886 (optimize_inline_calls): Call make_nonlocal_label_edges.
4888 2007-02-04 Jan Hubicka <jh@suse.cz>
4890 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4891 true when something was changed.
4892 (rename_ssa_copies): When something was changed, do
4893 TODO_remove_unused_locals.
4894 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4895 add TODO_remove_unused_locals when instruction was removed.
4897 2007-02-04 Jan Hubicka <jh@suse.cz>
4899 * ipa-inline.c (try_inline): Improve debug output; work on already
4901 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4902 call try_inline for already inlined edges too when flattening;
4903 inline also functions that make callee growth but overall unit size
4906 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4908 * config/m32c/bitops.md, config/m32c/jump.md,
4909 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4910 config/m32r/m32r.h, config/m32r/m32r.md,
4911 config/m32r/predicates.md, config/m68hc11/larith.asm,
4912 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4913 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4914 config/mips/mips-protos.h, config/mips/mips.c,
4915 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4916 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4917 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4918 spelling conventions.
4920 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4921 Follow spelling conventions.
4923 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4925 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4926 warn about C++0x compatibility.
4928 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4930 * config/h8300/h8300.c, config/h8300/h8300.h,
4931 config/h8300/h8300.md: Follow spelling conventions.
4933 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4936 * combine.c (try_combine): Do not substitute source operand
4937 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4939 2007-02-03 Jan Hubicka <jh@suse.cz>
4941 PR gcov-profile/30650
4942 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4943 do not divide by zero for never executed counters.
4944 (tree_find_values_to_profile): Fix counters.
4945 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4947 2007-02-03 Ian Lance Taylor <iant@google.com>
4949 * lower-subreg.c (simple_move_operand): New static function,
4950 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4952 (simple_move): Call simple_move_operand.
4953 (find_decomposable_subregs): Add special handling of MEMs.
4954 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4955 meaning of return value. If we see a hard register, test whether
4956 it can store a word_mode value. Change all callers.
4958 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4960 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4961 ftrapv insns and expanders.
4962 (subdi3): Change define_expand operand 1 to arith11_operand, and
4963 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4964 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4965 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4969 * varasm.c (notice_global_symbol): Treat global objects as weak when
4972 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4974 * emit-rtl.c (dconstpi): Delete.
4976 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4977 * real.h (dconstpi): Delete.
4979 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4980 (fold_builtin_hypot): Likewise.
4982 2007-02-03 Tom Tromey <tromey@redhat.com>
4985 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4986 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4988 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4990 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4991 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4992 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4993 config/rs6000/cell.md, config/rs6000/darwin.h,
4994 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4995 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4996 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4997 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4998 typos. Follow spelling conventions.
4999 * doc/invoke.texi: Follow spelling conventions.
5001 2007-02-03 Roger Sayle <roger@eyesopen.com>
5003 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5004 canonicalization transformations that attempt to simplify integer
5005 constant comparisons to become comparisons against zero.
5007 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5009 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5011 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5012 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5014 2007-02-02 Mike Stump <mrs@apple.com>
5016 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5017 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5018 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5019 generate a branch island.
5021 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5023 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5024 (xtensa_legitimate_address_p): New.
5025 (xtensa_legitimize_address): New.
5026 (xtensa_output_addr_const_extra): New.
5027 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5029 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5030 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5031 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5032 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5033 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5034 (xtensa_legitimize_address): New.
5035 (xtensa_output_addr_const_extra): New.
5037 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5039 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5041 2007-02-02 Ian Lance Taylor <iant@google.com>
5043 * expmed.c (expand_divmod): Add comment.
5045 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5047 * emit-rtl.c (renumber_insns): Remove.
5048 * flags.h: Remove the extern for flag_renumber_insns.
5049 * rtl.h: Remove the prototype for renumber_insns.
5050 * toplev.c (flag_renumber_insns): Remove.
5052 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5054 Revert for x86 darwin:
5055 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5057 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5058 code before the following patch under TARGET_MACHO.
5059 (ix86_function_value_regno_p): Likewise.
5061 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5063 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5066 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5069 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5070 general or fp registers. Add comments.
5071 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5073 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5075 * pointer-set.c (insert_aux): Only return insertion slot.
5076 (pointer_set_insert): Adjust.
5077 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5078 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5079 pointer_map_traverse): New.
5080 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5081 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5082 pointer_map_contains, pointer_map_traverse): Declare.
5084 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5087 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5088 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5090 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5092 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5094 (struct _dep): New type.
5095 (dep_t): New typedef.
5096 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5097 (DEP_STATUS): New access macro. The macro with the same name was
5098 renamed to DEP_LINK_STATUS.
5099 (dep_init): Declare function
5101 (struct _dep_link): New type.
5102 (dep_link_t): New typedef.
5103 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5104 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5105 (DEP_LINK_STATUS): New macro.
5106 (debug_dep_links): New debug function.
5108 (struct _deps_list): New type.
5109 (deps_list_t): New typedef.
5110 (DEPS_LIST_FIRST): New access macro.
5111 (FOR_EACH_DEP_LINK): New cycle macro.
5112 (create_deps_list, free_deps_list, delete_deps_list): Declare
5114 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5115 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5116 (copy_deps_list_change_con): Ditto.
5118 (move_dep_link): Declare function.
5120 (struct _dep_node): New type.
5121 (dep_node_t): New typedef.
5122 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5124 (struct haifa_insn_data.back_deps): New field to hold backward
5125 dependencies of the insn.
5126 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5128 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5129 Change its type to deps_list_t.
5130 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5131 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5132 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5134 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5136 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5138 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5140 (dep_cost): Declare.
5142 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5143 (ds_to_dk, dk_to_ds): New functions.
5145 (init_dep_1): New static function.
5146 (init_dep): New function.
5147 (copy_dep): New static function.
5149 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5151 (detach_dep_link): New static function.
5152 (move_dep_link): New function.
5154 (dep_links_consistent_p, dump_dep_links): New static functions.
5155 (debug_dep_links): New debugging function.
5157 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5159 (alloc_deps_list, init_deps_list): New static functions.
5160 (create_deps_list): New function.
5161 (clear_deps_list): New static function.
5162 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5163 (deps_list_consistent_p, dump_deps_list): New static functions.
5164 (debug_deps_list): New function.
5165 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5167 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5169 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5170 use new scheduler dependencies lists.
5171 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5172 (sched_analyze): Ditto. Initialize dependencies lists.
5173 (add_forw_dep, compute_forward_dependences): Update to use new
5174 scheduler dependencies lists.
5176 (init_dependency_caches): Init deps_obstack.
5177 (free_dependency_caches): Free deps_obstack.
5179 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5180 new scheduler dependencies lists.
5181 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5182 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5184 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5185 Update to use new scheduler dependencies lists.
5186 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5187 (debug_dependencies): Ditto.
5188 (schedule_region): Update comments.
5190 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5191 scheduler dependencies lists.
5192 (schedule_ebb): Update comments.
5194 * rtl.def (DEPS_LIST): Remove.
5196 * lists.c (unused_deps_list): Remove.
5197 (free_list): Update assertions.
5199 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5200 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5202 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5203 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5205 * haifa-sched.c (comments): Update.
5206 (insn_cost1): Remove. Inline the code into insn_cost ().
5207 (insn_cost): Update to use new scheduler dependencies lists. Move
5208 processing of the dependency cost to dep_cost ().
5209 (dep_cost): New function. Use it instead of insn_cost () when
5210 evaluating cost of the dependency. Use compatible interface to
5211 interact with the target.
5212 (priority): Update to use new scheduler dependencies lists.
5213 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5214 with greater number of insns that depend on the insn.
5215 (schedule_insn): Update to use new scheduler dependencies lists. Add
5216 code to free backward dependencies lists. Inline and optimize code
5217 from resolve_dep () - see PR28071.
5218 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5219 lists. Update call to targetm.sched.is_costly_dependence hook.
5221 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5222 scheduler dependencies lists.
5224 (resolve_dep): Remove. Move the logic to schedule_insn ().
5225 (init_h_i_d): Initialize dependencies lists.
5227 (process_insn_depend_be_in_spec): Rename to
5228 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5230 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5231 Update to use new scheduler dependencies lists.
5232 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5234 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5235 new scheduler dependencies lists.
5236 (build_intra_loop_deps): Ditto.
5238 * target.h (struct _dep): Declare to use in
5239 gcc_target.sched.is_costly_dependence.
5240 (struct gcc_target.sched.adjust_cost): Fix typo.
5241 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5242 single dep_t parameter instead of an equivalent triad.
5243 (struct gcc_target.sched.adjust_cost_2): Remove.
5245 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5247 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5249 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5251 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5253 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5254 (REG_DEP_TRUE): Document.
5256 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5257 Change signature to correspond to the targetm.sched.adjust_cost hook.
5258 Update use in TARGET_SCHED_ADJUST_COST_2.
5259 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5260 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5261 new scheduler dependencies lists.
5262 (ia64_gen_check): Ditto.
5264 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5267 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5268 signature to correspond to the targetm.sched.is_costly_dependence hook.
5269 (is_costly_group): Update to use new scheduler dependencies lists.
5271 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5272 instead of INSN_COST () macro.
5274 2007-02-01 Ian Lance Taylor <iant@google.com>
5276 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5278 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5280 * pa.md (tp_load): Correct mfctl instruction syntax.
5282 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5284 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5285 altivec_padding_size calculation on AIX. Improve comment, add
5286 assert to verify that it's right.
5288 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5291 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5294 * global.c (global_alloc): Add mising initialization of
5297 2007-02-01 Roger Sayle <roger@eyesopen.com>
5299 * alias.c (init_alias_analysis): Correct whitespace.
5300 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5301 partition_hot_cold_basic_blocks): Likewise.
5302 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5303 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5304 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5305 fold_builtin_snprintf_chk, fold_builtin_printf,
5306 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5307 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5308 * cfgcleanup.c (cleanup_cfg): Likewise.
5309 * cfgexpand.c (tree_expand_cfg): Likewise.
5310 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5311 * function.c (get_next_funcdef_no): Likewise.
5312 * gengtype.c (main): Likewise.
5313 * genmodes.c (main): Likewise.
5314 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5315 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5316 * ifcvt.c (noce_emit_move_insn): Likewise.
5317 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5319 * stor-layout.c (get_best_mode): Likewise.
5320 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5321 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5322 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5323 perform_var_substitution, solve_graph): Likewise.
5324 * tree-vrp.c (vrp_finalize): Likewise.
5326 2007-02-01 Ian Lance Taylor <iant@google.com>
5328 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5329 high part of a paradoxical subreg, return a constant zero.
5331 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5333 * toplev.c (lang_dependent_init): Call init_set_costs.
5334 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5336 2007-02-01 Richard Guenther <rguenther@suse.de>
5339 * fold-const.c (fold_negate_expr): Allow negating a
5340 constant if overflow does not change.
5342 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5344 * doc/c-tree.texi (Expression trees): Improve markup.
5345 * doc/tm.texi (Register Classes, Addressing Modes)
5346 (Floating Point): Fix spacing after abbreviations. Fix some
5349 2007-02-01 Ben Elliston <bje@au.ibm.com>
5351 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5352 * doc/contrib.texi: Likewise.
5353 * doc/install.texi: Likewise.
5355 2007-01-31 Richard Henderson <rth@redhat.com>
5356 Ian Lance Taylor <iant@google.com>
5358 * lower-subreg.c: New file.
5359 * rtl.def (CONCATN): Define.
5360 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5362 * emit-rtl.c (update_reg_offset): New static function, broken out
5363 of gen_rtx_REG_offset.
5364 (gen_rtx_REG_offset): Call update_reg_offset.
5365 (gen_reg_rtx_offset): New function.
5366 * regclass.c: Revert patch of 2006-03-05, restoring
5368 (clear_reg_info_regno): New function.
5369 * dwarf2out.c (concatn_loc_descriptor): New static function.
5370 (loc_descriptor): Handle CONCATN.
5371 * common.opt (fsplit_wide_types): New option.
5372 * opts.c (decode_options): Set flag_split_wide_types when
5374 * timevar.def (TV_LOWER_SUBREG): Define.
5375 * rtl.h (gen_reg_rtx_offset): Declare.
5376 (reg_scan_update): Declare.
5377 * regs.h (clear_reg_info_regno): Declare.
5378 * tree-pass.h (pass_lower_subreg): Declare.
5379 (pass_lower_subreg2): Declare.
5380 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5381 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5383 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5384 * Makefile.in (OBJS-common): Add lower-subreg.o.
5385 (lower-subreg.o): New target.
5387 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5389 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5391 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5394 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5396 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5399 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5401 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5403 * cfgloop.h: Include vec-prim.h.
5404 (enum li_flags): Remove LI_ONLY_OLD.
5405 (loop_iterator): Changed.
5406 (fel_next, fel_init): Iterate over loop tree.
5407 (FOR_EACH_LOOP_BREAK): New macro.
5408 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5410 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5411 * modulo-sched.c (sms_schedule): Ditto.
5412 * tree-vectorizer.c (vectorize_loops): Ditto.
5413 * doc/loop.texi: Update information on loop numbering and behavior of
5414 FOR_EACH_LOOP wrto new loops.
5415 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5416 add_to_evolution_1): Test nestedness of loops instead of comparing
5418 * tree-chrec.c (chrec_fold_plus_poly_poly,
5419 chrec_fold_multiply_poly_poly, chrec_evaluate,
5420 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5421 reset_evolution_in_loop): Ditto.
5422 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5424 2007-01-31 Dirk Mueller <dmueller@suse.de>
5426 * c-common.c (warn_about_parentheses): Separate warning about
5427 un-parenthized sequence of comparison operators from the one
5428 which is supposed to warn about x <= y <= z.
5430 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5432 * optabs.h (enum optab_index): Add new OTI_isinf.
5433 (isinf_optab): Define corresponding macro.
5434 * optabs.c (init_optabs): Initialize isinf_optab.
5435 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5437 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5438 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5440 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5441 expand_builtin_interclass_mathfn.
5442 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5443 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5444 (fxam<mode>2_i387): New insn pattern.
5445 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5446 built-in functions as x87 inline asm.
5448 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5450 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5452 2007-01-30 Eric Christopher <echristo@apple.com>
5454 * config.gcc: Add geode.
5456 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5458 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5459 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5460 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5461 value-prof.c: Fix comment typos.
5463 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5466 * doc/invoke.texi (Wpointer-arith): Document warning.
5468 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5470 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5471 the list of discrepancies from the draft TR.
5473 2007-01-30 Dirk Mueller <dmueller@suse.de>
5476 * doc/invoke.texi (-Wreturn-type): Update description to
5479 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5481 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5483 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5485 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5486 to handle optabs that operate on floating point input argument and
5487 output to integer output.
5488 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5489 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5490 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5491 expand_builtin_interclass_mathfn ().
5492 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5494 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5495 ilogbl built-in functions as x87 intrinsics.
5497 2007-01-30 Richard Guenther <rguenther@suse.de>
5500 * dwarf2out.c (reference_to_unused): Query varpool if the
5501 variable was output.
5503 2007-01-30 Richard Guenther <rguenther@suse.de>
5506 * passes.c (execute_one_pass): Reset in_gimple_form to not
5507 confuse non-unit-at-a-time mode.
5509 2007-01-29 Roger Sayle <roger@eyesopen.com>
5510 Richard Guenther <rguenther@suse.de>
5512 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5513 avoid undefined behaviour on overflow. Use force_fit_type_double
5514 to construct the constant with the specified TREE_OVERFLOW.
5516 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5518 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5519 * config/dfp-bit.h: Ditto.
5521 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5523 * c-decl.c (pop_scope): Replace warnings with call to
5524 warn_for_unused_label.
5525 * c-common.h (warn_for_unused_label): Declare.
5526 * c-common.c (warn_for_unused_label): Define.
5528 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5530 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5533 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5535 * Makefile.in (USER_H): Remove decfloat.h.
5536 * ginclude/decfloat.h: Delete, moving contents to ...
5537 * ginclude/float.h: Add support for decimal floating point,
5538 guarded by __STDC_WANT_DEC_FP__.
5540 2007-01-29 Mike Stump <mrs@apple.com>
5542 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5543 Analysis and Representation to resolve case insensitive conflict.
5544 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5546 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5548 * tree.h (struct tree_memory_tag): Add aliases member.
5549 (MTAG_ALIASES): New macro.
5550 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5551 (add_may_alias): Remove pointer-set. Update for may_aliases being
5553 (mark_aliases_call_clobbered): Update for may_aliases being a
5555 (compute_tag_properties): Ditto.
5556 (create_partition_for): Ditto.
5557 (compute_memory_partitions): Ditto.
5558 (dump_may_aliases_for): Ditto.
5559 (is_aliased_with): Ditto.
5560 (add_may_alias_for_new_tag): Ditto.
5561 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5562 (compute_is_aliased): New function.
5563 (compute_may_aliases): Call compute_is_aliased).
5564 (init_alias_info): Initialize alias_bitmap_obstack.
5565 (union_alias_set_into): New function.
5566 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5567 (have_common_aliases_p): Rewrite to take two bitmaps and use
5569 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5571 (finalize_ref_all_pointers): Update for add_may_alias changes.
5572 (new_type_alias): Ditto.
5573 * tree-flow-inline.h (may_aliases): Return a bitmap.
5574 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5575 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5576 may_aliases being a bitmap.
5577 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5578 may_aliases now returns a bitmap.
5579 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5581 * tree-ssa-operands.c (add_virtual_operand): Update for
5582 may_aliases being a bitmap.
5584 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5586 PR tree-optimization/30630
5587 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5588 variable as changed.
5590 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5593 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5594 expanded only once even if an error occurs.
5596 2007-01-29 Ben Elliston <bje@au.ibm.com>
5598 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5599 (__gcov_average_profiler): Likewise.
5600 (__gcov_ior_profiler): Likewise.
5601 (__gcov_merge_ior): Likewise.
5603 2007-01-28 Jan Hubicka <jh@suse.cz>
5605 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5606 * value-prof.c (stringop_block_profile): Likewise.
5608 2007-01-28 Jan Hubicka <jh@suse.cz>
5610 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5611 variant handling histograms; add wrapper.
5612 (clear_storage_via_libcall): Export.
5613 (emit_block_move_hints): Break out from ...; add histograms.
5614 (emit_block_move): ... this one.
5615 (clear_storage_hints): Break out from ...; add histograms.
5616 (clear_storage): ... this one.
5617 (set_storage_via_memset): Handle histogram.
5618 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5619 (clear_storage_hints, clear_storage_via_libcall): Declare.
5620 (set_storage_via_setmem): Update prototype.
5621 * doc/md.texi (movmem, setmem): Document new arguments.
5623 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5625 (stringop_block_profile): New global function.
5626 (tree_stringops_values_to_profile): Profile block size and alignment.
5627 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5629 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5630 (stringop_block_profile): Declare.
5631 * builtins.c: Include value-prof.h.
5632 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5633 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5634 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5635 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5636 * profile.c (instrument_values): Add new counters.
5637 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5639 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5640 (tree_init_edge_profiler): Build new profilers.
5641 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5642 (pass_tree_profile): Add dump.
5643 (tree_profile_hooks): Update.
5644 * Makefile.in (LIBGCOV): Add new constants.
5645 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5646 __gcov_ior_profiler): New.
5647 * i386.md (movmem/setmem expanders): Add new optional arguments.
5649 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5651 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5653 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5655 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5656 (tree_unswitch_single_loop): Pass eni_size_weights to
5657 tree_num_loop_insns.
5658 * tree-ssa-loop-manip.c: Include tree-inline.h.
5659 (can_unroll_loop_p): Pass eni_size_weights to
5660 tree_num_loop_insns.
5661 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5662 Pass eni_size_weights to estimate_num_insns.
5663 * tree.h (init_inline_once): Export.
5664 * toplev.c (backend_init): Call init_inline_once.
5665 * cgraphunit.c (cgraph_process_new_functions,
5666 cgraph_analyze_function): Pass eni_inlining_weights to
5668 * ipa-inline.c (compute_inline_parameters): Ditto.
5669 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5670 to estimate_num_insns.
5671 (try_unroll_loop_completely): Pass eni_size_weights to
5672 tree_num_loop_insns.
5673 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5674 ot estimate_num_insns.
5675 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5676 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5677 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5678 eni_time_weights): New variables.
5679 (init_inline_once): Initialize them.
5680 (struct eni_data): Mew.
5681 (estimate_num_insns_1, estimate_num_insns): Use weights.
5682 * tree-inline.h (struct eni_weights_d): New.
5683 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5684 (estimate_num_insns): Declaration changed.
5685 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5686 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5687 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5689 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5691 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5692 relations in the conflict function is valid.
5694 2007-01-27 Ian Lance Taylor <iant@google.com>
5696 * common.opt: Add fstrict-overflow.
5697 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5698 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5699 (TYPE_OVERFLOW_UNDEFINED): Define.
5700 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5702 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5703 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5704 (fold_negate_expr): Likewise.
5705 (make_range): Likewise.
5706 (extract_muldiv_1): Likewise.
5707 (maybe_canonicalize_comparison): Likewise.
5708 (fold_comparison): Likewise.
5709 (fold_binary): Likewise.
5710 (tree_expr_nonnegative_p): Likewise.
5711 (tree_expr_nonzero_p): Likewise.
5712 * tree-vrp.c (compare_values): Likewise.
5713 (extract_range_from_binary_expr): Likewise.
5714 (extract_range_from_unary_expr): Likewise.
5715 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5717 (nowrap_type_p): Likewise.
5718 * tree-scalar-evolution.c (simple_iv): Likewise.
5719 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5720 (build_range_check): Likewise.
5721 (extract_muldiv_1): Likewise.
5722 (fold_comparison): Likewise.
5723 * tree-vrp.c (vrp_int_const_binop): Likewise.
5724 (extract_range_from_unary_expr): Likewise.
5725 * convert.c (convert_to_integer): Likewise.
5726 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5727 (fold_comparison): Likewise.
5728 (fold_binary): Likewise.
5729 * optabs.c (optab_for_tree_code): Likewise.
5730 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5731 * simplify-rtx.c (simplify_const_relational_operation): Check
5732 flag_strict_overflow and flag_trapv.
5733 (simplify_const_relational_operation): Likewise.
5734 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5735 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5738 2007-01-27 Roger Sayle <roger@eyesopen.com>
5740 * tree.c (tree_fold_gcd): Delete.
5741 * tree.h (tree_fold_gcd): Remove prototype.
5742 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5743 test whether one constant integer is a multiple of another. Instead
5744 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5745 * fold-const.c (multiple_of_p): We've determined both TOP and
5746 BOTTOM are integer constants so we can call int_const_binop directly
5747 instead of the more generic const_binop.
5749 2007-01-27 Roger Sayle <roger@eyesopen.com>
5751 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5752 1*X check that the constant hasn't overflowed, to preserve the
5754 (round_up): Provide an efficient implementation when rouding-up an
5755 INTEGER_CST to a power-of-two.
5757 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5759 * doc/sourcebuild.texi: Add comma for clarity.
5760 * doc/extend.texi: Fix some typos.
5761 * doc/passes.texi: Likewise.
5762 * doc/cppinternals.texi: Likewise.
5763 * doc/c-tree.texi: Likewise.
5764 * doc/tree-ssa.texi: Likewise.
5765 * doc/install.texi: Likewise.
5767 2007-01-27 Jan Hubicka <jh@suse.cz>
5769 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5770 (pass_sra): Do not require alias information.
5771 * passes.c (init_optimization_passes): Add SRA
5773 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5775 * tracer.c (rest_of_handle_tracer): We already cleaned
5776 up the CFG in tracer() so don't do it here again.
5777 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5778 cleanup_cfg here, either. And don't call renumber_insns.
5780 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5781 and BB_HEAD are in the insn stream here. Instead make sure
5782 that BB_INSN is valid on all insns. Also, do check here that
5783 there are no pending branch predictions...
5784 (rtl_verify_flow_info): ...instead of doing it here. Checks
5785 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5788 2007-01-26 Roger Sayle <roger@eyesopen.com>
5790 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5791 function to simplify/factorize operand order canonicalization.
5792 (ix86_fixup_binary_operands): Reorganize using the above function.
5793 (ix86_binary_operator_ok): Likewise.
5795 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5797 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5798 file scope from optimize_attrs.
5799 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5801 (optimize_attrs): Clear insn_code_values after freeing it.
5803 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5805 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5806 a parts.base assignment.
5808 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5810 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5811 (compute_subscript_distance, initialize_data_dependence_relation,
5812 finalize_ddr_dependent, analyze_ziv_subscript,
5813 analyze_siv_subscript_cst_affine,
5814 compute_overlap_steps_for_affine_univar,
5815 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5816 analyze_siv_subscript, analyze_miv_subscript,
5817 analyze_overlapping_iterations, subscript_dependence_tester_1,
5818 compute_self_dependence, free_dependence_relation): Work
5819 with affine_fn instead of chrecs.
5820 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5821 common_affine_function, affine_function_base,
5822 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5823 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5824 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5825 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5826 (all_chrecs_equal_p): Removed.
5827 * tree-data-ref.h (affine_fn, conflict_function): New types.
5828 (struct subscript): Change type of conflicting_iterations_in_a
5829 and conflicting_iterations_in_b.
5831 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5834 * config/pa/pa.h (TARGET_HPUX_11): New.
5835 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5836 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5838 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5839 Richard Guenther <rguenther@suse.de>
5841 * tree-ssa-structalias.c (solve_graph): Handle case
5842 we merged the variable to another.
5844 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5846 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5849 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5850 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5852 2007-01-25 DJ Delorie <dj@redhat.com>
5854 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5855 allow changes to modes which don't fit in those registers.
5857 * reload1.c (choose_reload_regs): Check for invalid subregs before
5858 computing their locations, not after.
5860 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5863 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5864 save Altivec registers in an eh_return function.
5865 (compute_vrsave_mask): Likewise.
5866 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5867 for saving Altivec registers.
5868 (rs6000_emit_prologue): Don't allocate stack twice in
5869 eh_return function. Correct expected value of altivec_save_offset
5870 when using save_world. Describe save of R0 to stack when using
5871 save_world. Describe stack pointer adjustment when using
5872 save_world. Remove duplicated eh_return parameter register saving.
5873 Update sp_offset variable after save_world.
5874 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5876 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5877 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5880 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5882 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5884 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5887 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5888 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5890 2007-01-25 Richard Guenther <rguenther@suse.de>
5892 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5893 * common.opt (-Wcoverage-mismatch): New warning option.
5894 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5895 if -Wcoverage-mismatch is given.
5897 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5899 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5900 (ipcp_driver): Change to static definition.
5901 Add dumping of the ifunctions.
5902 (constant_val_insert): Remove unused parameter. Support for SSA.
5903 (ipcp_propagate_const): Support for SSA.
5904 (ipcp_profile_bb_print): Print only analyzed nodes.
5905 (ipcp_replace_map_create): Remove support for Fortran constant
5907 * ipa-prop.c (ipa_method_modify_stmt,
5908 ipa_callsite_compute_param): Support for SSA.
5909 * ipa-prop.h (ipcp_driver): Remove declaration.
5910 (IS_VALID_TREE_MAP_INDEX): Add define.
5912 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5914 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5916 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5920 constant argument to cabs and do it without checking for
5921 -funsafe-math-optimizations.
5923 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5925 * c-common.h (RID_FIRST_CXX0X): New.
5926 (RID_LAST_CXX0X): New.
5927 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5929 * c.opt (Wc++0x-compat): New.
5930 * doc/invoke.texi (-Wc++0x-compat): Document.
5932 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * builtins.c (fold_builtin_carg): New.
5935 (fold_builtin_1): Use it.
5937 2007-01-24 Jan Hubicka <jh@suse.cz>
5939 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5941 * ipa-inline.c (initial_insns, max_insns): Delete.
5942 (compute_max_insns): New function.
5943 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5944 of insns as base for code growth.
5945 (cgraph_decide_inlining): Make initial_insns local; do not compute
5947 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5948 * doc/invoke.texi (inline-unit-growth): Update docs.
5950 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5952 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5953 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5954 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5955 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5956 for CPUs that have PTA_CX16 set.
5959 * gimplify.c (omp_check_private): New function.
5960 (gimplify_scan_omp_clauses): Use it for
5961 firstprivate/lastprivate/reduction.
5964 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5965 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5968 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5969 If lower_lastprivate_clauses emits some statements, append them
5970 to dlist rather than body_p and to body_p append an initializer.
5971 (lower_omp_for): Adjust caller.
5973 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5975 * target.h (globalize_decl_name): New.
5976 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5977 * output.h (default_globalize_decl_name): New.
5978 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5980 (globalize_decl): Ditto.
5981 (default_globalize_decl_name): New.
5982 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5983 (ia64_handle_version_id_attribute): New.
5984 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5985 (ia64_asm_output_external): Use globalize_decl_name instead
5987 * doc/extend.texi (version_id): New pragma.
5988 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5990 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5992 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5993 _uleb128_t and _Unwind_SWord with _sleb128_t.
5994 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5995 uw_frame_state_for, uw_update_context_1): Likewise.
5996 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5997 * unwind-pe.h (read_uleb128, read_sleb128,
5998 read_encoded_value_with_base): Likewise.
5999 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6001 2007-01-24 Richard Guenther <rguenther@suse.de>
6003 * builtins.c (expand_builtin_cexpi): Get the fndecl
6004 for cexp in the correct way.
6006 2007-01-24 Jan Hubicka <jh@suse.cz>
6008 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6010 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6012 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6013 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6014 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6015 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6016 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6017 __SIZEOF_PTRDIFF_T__.
6018 * doc/cpp.texi: Documentation for the new builtin macros added.
6020 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6022 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6023 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6024 instead of operands[2] to avoid access past the end of array.
6026 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6028 * reload1.c (emit_reload_insns): Pass the reload register
6029 for a non-spill output reload through forget_old_reloads_1.
6031 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6033 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6034 _SOFT_DOUBLE if doubles use software floating-point.
6035 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6036 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6037 * config/rs6000/darwin-ldouble.c: Also compile functions for
6038 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6039 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6040 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6041 commented-out long double override.
6042 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6043 * config/rs6000/eabispe.h: Likewise.
6044 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6045 long double for non-SPE.
6046 (rs6000_handle_option): Likewise.
6047 (invalid_e500_subreg): Disallow more subregs involding DImode,
6048 DFmode, TImode or TFmode.
6049 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6051 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6053 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6054 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6056 (rs6000_legitimate_address): Also check for TFmode for E500
6058 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6059 (spe_build_register_parallel): Handle TFmode and TCmode.
6060 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6062 (function_arg): Handle TFmode and TCmode for E500 double.
6063 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6065 (print_operand): Handle TFmode and TImode for %y.
6066 (rs6000_generate_compare): Handle TFmode comparisons for E500
6068 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6069 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6070 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6071 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6072 TFmode for E500 double.
6073 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6074 (floatsidf2): Enable for E500 double.
6075 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6076 (extenddftf2): Change to extenddftf2_fprs.
6077 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6078 depending on TARGET_E500_DOUBLE.
6079 (extendsftf2): Enable for E500 double.
6080 (trunctfdf2): Enable for E500 double.
6081 (trunctfsf2): Change to trunctfsf2_fprs.
6082 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6083 depending on TARGET_E500_DOUBLE.
6084 (floatsitf2): Enable for E500 double.
6085 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6086 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6087 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6088 (negtf2): Change to negtf2_internal.
6089 (negtf2): New expander.
6090 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6091 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6092 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6093 (movdi_internal32): Use rs6000_nonimmediate_operand.
6094 (unnamed splitter): Likewise.
6095 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6096 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6097 (SPE64TF, DITI): New mode macros.
6098 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6101 (frob_<mode>_di_2): New.
6102 (frob_tf_di_8_2): New.
6103 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6105 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6107 (frob_ti_<mode>_8_2): New.
6108 (frob_ti_tf_2): New.
6109 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6110 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6112 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6113 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6114 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6115 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6116 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6117 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6120 2007-01-23 Ian Lance Taylor <iant@google.com>
6122 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6124 (OBJS-archive): Reformat, alphabetize.
6125 (OBJS): Change out_object_file to OBJS-md.
6127 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6130 JUMP_P and CALL_P predicates where applicable.
6131 * config/i386/i386.c: Ditto.
6132 * config/i386/i386.md: Ditto.
6133 * config/i386/mmx.md: Ditto.
6134 * config/i386/predicates.md: Ditto.
6136 2007-01-22 Andreas Schwab <schwab@suse.de>
6138 * config/m68k/m68k.h: Fix comment.
6140 2007-01-22 Jan Hubicka <jh@suse.cz>
6142 * passes.c (init_optimization_passes): Do not rerun
6143 pass_early_warn_uninitialized.
6145 2007-01-22 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/30038
6148 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6150 (execute_cse_sincos_1): Likewise.
6151 (execute_cse_sincos): Likewise.
6152 (gate_cse_sincos): Likewise.
6153 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6154 the cexpi() canonicalization of sincos().
6155 * tree-pass.h (pass_cse_sincos): Declare.
6156 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6158 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6160 PR rtl-optimization/29329
6161 * combine.c (replaced_rhs_insn): Rename to i2mod.
6162 (replaced_rhs_value): Rename to i2mod_new_rhs.
6163 (i2mod_old_rhs): New global variable.
6164 (combine_instructions): Adjust for above change. Save a copy of
6165 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6166 note are substituted in the second instruction.
6167 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6168 ditch the note if it pertains to the second eliminated register
6169 and this register is mentioned in i2mod_old_rhs.
6172 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6174 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6175 the insn to which the note was originally attached.
6177 2007-01-21 Jan Hubicka <jh@suse.cz>
6179 * ipa-inline.c (inlining_mode): Comment, move up.
6180 (cgraph_decide_inlining_incrementally): Do not perform inlining
6181 itself; fix handling of flattening of self recursive functions.
6182 (cgraph_find_cycles): Remove.
6183 (cgraph_flatten_node): Remove.
6184 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6185 (try_inline): New function.
6186 (cgraph_early_inlining): Update call of
6187 cgraph_decide_inlining_incrementally. Apply inlining here.
6188 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6190 2007-01-21 Dirk Mueller <dmueller@suse.de>
6193 * tree-vrp.c (check_array_bounds): do not warn
6194 about ADDR_EXPR's of ARRAY_REF's which are immediately
6195 used in binary expressions.
6197 2007-01-21 Ira Rosen <irar@il.ibm.com>
6199 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6200 read_write_dep and macros for its access.
6201 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6202 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6203 argument, call vect_check_interleaving for every independent pair of
6204 data-refs. Mark loads that access the same memory location as a store
6206 (vect_check_dependences): Remove.
6207 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6208 call, fix the call to vect_analyze_data_ref_dependence.
6209 (vect_analyze_data_ref_access): For statements that access the same
6210 data-ref, check that they are not stores; for loads, check that there
6211 is no store that access the same location.
6213 2007-01-20 Roger Sayle <roger@eyesopen.com>
6214 Joseph Myers <joseph@codesourcery.com>
6216 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6217 (-fdump-rtl-stack): Likewise.
6218 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6219 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6220 (-mpt-fixed): Use @minus{} for minus sign.
6221 (Using Precompiled Headers): Fix under/overfull hbox.
6223 2007-01-20 Jan Hubicka <jh@suse.cz>
6225 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6226 place within annotation.
6228 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6230 * pa.c (output_move_double): Change array size of xoperands to 4.
6232 2007-01-20 Jan Hubicka <jh@suse.cz>
6234 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6237 2007-01-19 Ian Lance Taylor <iant@google.com>
6239 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6240 constant to unsigned HOST_WIDE_INT before negating.
6242 2007-01-19 Ian Lance Taylor <iant@google.com>
6244 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6246 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6247 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6248 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6249 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6250 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6251 (realloc_vdef, realloc_vuse): Change second parameter to
6253 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6255 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6256 unsigned. Change x and lim locals to unsigned.
6257 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6259 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6260 (copy_virtual_operands): Change i and n locals to unsigned.
6262 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6265 * builtins.c (fold_builtin_1): Handle builtin fdim.
6267 2007-01-20 Jan Hubicka <jh@suse.cz>
6269 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6270 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6271 init_alias_heapvars.
6272 (init_alias_heapvars): Initialize only when not already initialized.
6273 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6275 2007-01-19 Roger Sayle <roger@eyesopen.com>
6277 * common.opt (fsigned-zeros): New command line option.
6278 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6279 of flag_unsafe_math_optimizations.
6280 * opts.c (set_fast_math_flags): The -ffast-math command line option
6281 implies -fno-signed-zeros.
6282 (fast_math_flags_set_p): Likewise.
6284 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6285 the documentation of -ffast-math appropriately. Wrap long lines.
6287 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6289 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6290 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6292 2007-01-19 Tomas Bily <tbily@suse.cz>
6294 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6296 (tree_init_ic_make_global_vars): New function
6297 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6298 (tree_gen_ic_profiler): New function
6299 (tree_gen_ic_func_profiler): New function
6300 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6301 (tree_profile_hooks): Added hook for indirec/virtual calls
6302 * value-prof.c (tree_find_values_to_profile): New case for
6304 (tree_values_to_profile): Call for determining indirect/virtual
6306 (tree_indirect_call_to_profile): New function
6307 (tree_ic_transform): New function
6308 (tree_ic): New function
6309 (find_func_by_pid): New function
6310 (init_pid_map): New function
6311 (tree_value_profile_transformations): Added check for
6312 indirect/virtual call transformation
6313 * value-prof.h (enum hist_type): New counter type for
6314 indirect/virtual calls
6315 (profile_hooks): Added new hook for profiling indirect/virtual
6317 * profile.c (instrument_values): New case for indirect/virtual
6319 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6320 (GCOV_COUNTER_V_INDIR): New counter type
6321 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6322 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6324 * cgraph.c: Definition of cgraph_max_pid
6325 (cgraph_create_node): Default init of pid attribute
6326 * cgraph.h: Declaration of cgraph_max_pid
6327 (struct cgraph_node): Added pid attribute
6328 * libgcov.c (__gcov_indirect_call_profiler): New function
6329 (__gcov_one_value_profiler_body): New function
6330 (__gcov_one_value_profiler): Body was moved to
6331 __gcov_one_value_profiler_body and calls it
6333 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6335 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6336 * gengtype.c (write_types_data, write_func_for_structure,
6337 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6338 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6339 (walk_type, write_func_for_structure): Generate the mark_hook if
6342 2007-01-19 Jan Hubicka <jh@suse.cz>
6344 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6345 'early' argument take inlining mode argument specifying whether to
6346 inline for size/speeed or all functions; add support for flattening;
6348 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6350 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6353 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6354 the name of the declared identifier.
6356 2007-01-19 Dirk Mueller <dmueller@suse.de>
6358 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6359 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6360 duplicate evaluation.
6362 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6365 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6366 to XFMode, use acosxf2 and truncate result to requested mode.
6367 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6368 (asin<mode>2): Similarly, with asin expanders.
6369 (*fscalexf4_i387): Rename from *fscalexf4.
6370 (expNcorexf3): New expander.
6371 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6372 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6373 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6374 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6375 patterns for SSE math.
6376 (exp10<mode>2): Similarly, with exp10 expanders.
6377 (exp2<mode>2): Similarly, with exp2 expanders.
6378 (expm1<mode>2): Similarly, with expm1 expanders.
6379 (ldexp<mode>3): Similarly, with ldexp expanders.
6380 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6381 Use gen_truncxf<mode>2_i387_noop to truncate result.
6383 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6385 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6386 for ColdFire targets.
6388 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6389 Richard Sandiford <richard@codesourcery.com>
6391 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6392 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6393 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6394 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6395 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6396 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6398 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6400 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6401 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6402 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6403 (*adddi_dilshr32_cf): New pattern.
6404 (adddi3, subdi3): Remove first alternatives.
6406 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6408 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6409 implemented using move.l, do not use its cc result for floating-point
6412 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6414 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6415 from accepting 's' constraints if flag_pic.
6417 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6419 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6420 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6421 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6422 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6424 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6426 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6427 ColdFire alternatives.
6428 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6429 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6430 architectures that support ff1 instruction.
6432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6433 Julian Brown <julian@codesourcery.com>
6435 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6436 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6437 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6440 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6442 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6444 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6445 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6446 HOST_WIDE_INT instead of an rtx.
6447 (m68k_rtx_costs): Update call accordingly.
6448 (output_move_const_into_data_reg): Likewise. Fix formatting.
6449 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6451 (output_move_simode_const): Update calls after above changes.
6452 Rework to use automatic variables and predicates like MEM_P.
6453 * config/m68k/m68k.md (pushexthisi_const): Update call to
6456 2007-01-19 Dirk Mueller <dmueller@suse.de>
6458 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6461 2007-01-19 Richard Guenther <rguenther@suse.de>
6463 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6464 via cexp in case sincos is not available.
6466 2007-01-19 Richard Guenther <rguenther@suse.de>
6468 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6469 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6470 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6471 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6472 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6473 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6474 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6475 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6477 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6479 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6481 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6482 (atan2xf3): Directly generate RTL pattern.
6483 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6484 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6485 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6486 disable patterns for SSE math.
6487 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6488 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6489 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6490 disable patterns for SSE math.
6492 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6494 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6496 2007-01-18 Roger Sayle <roger@eyesopen.com>
6498 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6499 VIEW_CONVERT_EXPR to the same type as it's operand.
6501 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6503 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6504 configured for long double 128.
6506 2007-01-18 Mike Stump <mrs@apple.com>
6508 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6511 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6513 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6516 2007-01-18 Jan Hubicka <jh@suse.cz>
6518 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6519 greater than NUM_VOP_FREE_BUCKETS.
6521 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6523 * tree-ssa-structalias.c: Update comments.
6524 (ptabitmap_obstack): Removed.
6526 (oldpta_obstack): Ditto.
6527 (stats): Add a few members.
6528 (struct variable_info): Remove node, complex, address_taken, and
6529 indirect_target members. Add oldsolution member.
6530 (new_var_info): Do not initialize removed members.
6531 (constraint_expr_type): Remove INCLUDES.
6532 (constraint_graph): Add size, implicit_preds, rep,
6533 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6534 (FIRST_REF_NODE): New macro.
6535 (LAST_REF_NODE): Ditto.
6536 (FIRST_ADDR_NODE): Ditto.
6537 (find): New function.
6539 (dump_constraint): Do not handle INCLUDES.
6540 (insert_into_complex): Do not insert duplicate constraints.
6541 (condense_varmap_nodes): Renamed and rewritten into ...
6542 (merge_node_constraints): This. Also fix bug in handling of
6543 offseted copy constraints.
6544 (clear_edges_for_node): No longer need to deal with preds at all,
6545 or removing associated preds/succs.
6546 (merge_graph_nodes): Deal with indirect_cycles.
6547 Don't deal with predecessors.
6548 (add_implicit_graph_edge): New function.
6549 (add_pred_graph_edge): Ditto.
6550 (add_graph_edge): Don't deal with predecessors.
6551 (build_constraint_graph): Removed.
6552 (build_pred_graph): New function.
6553 (build_succ_graph): Ditto.
6554 (struct scc_info): Removed in_component. Added roots, dfs, and
6555 node_mapping. Remove visited_index, unification_queue.
6556 (scc_visit): Deal with union-find we do now.
6557 Deal with cycles with REF nodes.
6558 (collapse_nodes): Renamed and rewritten to ...
6559 (unify_nodes): This.
6560 (process_unification_queue): Removed.
6561 (topo_visit): Cleanup
6562 (do_da_constraint): Use find.
6563 (do_sd_constraint): Ditto.
6564 (do_ds_constraint): Ditto.
6565 (do_complex_constraint): Ditto.
6566 (init_scc_info): Update for removed and added members.
6567 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6568 (find_indirect_cycles): This.
6569 (equivalence_class): New variable.
6570 (label_visit): New function.
6571 (perform_variable_substitution): Rewritten.
6572 (free_var_substitution_info): New function.
6573 (find_equivalent_node): Ditto.
6574 (move_complex_constraints): Ditto.
6575 (eliminate_indirect_cycles): Ditto.
6576 (solve_graph): Only propagate changed bits.
6577 Use indirect cycle elimination.
6579 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6580 (tree_id_eq): Renamed to ...
6581 (tree_vi_eq): This. Update for member change
6582 (insert_id_for_tree): Renamed and rewritten to ...
6583 (insert_vi_for_tree): This.
6584 (lookup_id_for_tree): Renamed and rewritten to ...
6585 (lookup_vi_for_tree): This.
6586 (get_id_for_tree): Renamed and rewritten to ...
6587 (get_vi_for_tree): Ditto.
6588 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6589 (process_constraint): Don't handle INCLUDES.
6590 Remove special ADDRESSOF case.
6591 (find_func_aliases): Rewrite to use vi functions instead of id
6593 (create_function_info_for): Ditto.
6594 (create_variable_info_for): Ditto.
6595 (intra_create_variable_infos): Ditto.
6596 (merge_smts_into): Ditto.
6597 (find_what_p_points_to): Ditto.
6598 (init_base_vars): Ditto.
6599 (init_alias_vars): Ditto.
6600 (remove_preds_and_fake_succs): New function.
6601 (dump_sa_points_to_info): Dump new stats.
6602 (dump_solution_for_var): Use find.
6603 (set_used_smts): Fix formatting.
6604 (compute_points_to_sets): Updated for new functions.
6605 (ipa_pta_execute): Ditto.
6607 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6608 Richard Sandiford <richard@codesourcery.com>
6610 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6612 * calls.c (expand_call): If the return value is a PARALLEL,
6613 extract its first member.
6614 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6615 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6616 use FUNCTION_EXTRA_EPILOGUE.
6617 (m68k_function_value): Return a PARALLEL if the return value
6618 is of a pointer type.
6619 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6620 (FUNCTION_EXTRA_EPILOGUE): Remove.
6621 * config/m68k/m68k.md (D0_REG): New constant.
6623 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6625 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6626 output a NOP for empty epilogues.
6628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6630 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6631 before function. Extend register save check to include all
6632 registers, not just integer ones.
6634 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6636 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6637 (m68k_use_return_insn): ...this.
6638 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6639 * config/m68k/m68k.c (use_return_insn): Rename to...
6640 (m68k_use_return_insn): ...this.
6641 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6644 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6646 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6647 nearest even, fix denormal rounding overflow.
6649 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6651 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6652 f%$smove and f%$move.
6653 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6654 (extendsfdf2_cf): Use fdmove instead of f%&move.
6655 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6656 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6658 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6660 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6663 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6665 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6666 (coldfire_single_format): Declare.
6667 (coldfire_double_format): Likewise.
6668 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6669 of qnan_msb_set to determine the lower bits of a canonical
6671 (encode_ieee_double): Likewise.
6672 (encode_ieee_quad): Likewise.
6673 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6674 (mips_single_format): Likewise.
6675 (ieee_double_format): Likewise.
6676 (mips_double_format): Likewise.
6677 (ieee_extended_motorola_format): Likewise.
6678 (ieee_extended_intel_96_format): Likewise.
6679 (ieee_extended_intel_128_format): Likewise.
6680 (ieee_extended_intel_96_round_53_format): Likewise.
6681 (ibm_extended_format): Likewise.
6682 (mips_extended_format): Likewise.
6683 (ieee_quad_format): Likewise.
6684 (mips_quad_format): Likewise.
6685 (vax_f_format): Likewise.
6686 (vax_d_format): Likewise.
6687 (vax_g_format): Likewise.
6688 (i370_single_format): Likewise.
6689 (i370_double_format): Likewise.
6690 (decimal_single_format): Likewise.
6691 (decimal_double_format): Likewise.
6692 (decimal_quad_format): Likewise.
6693 (c4x_single_format): Likewise.
6694 (c4x_extended_format): Likewise.
6695 (real_internal_format): Likewise.
6696 (coldfire_single_format): New real_format.
6697 (coldfire_double_format): Likewise.
6698 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6699 canonical_nan_lsbs_set.
6700 (pdp11_d_format): Likewise.
6701 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6702 if TARGET_COLDFIRE_CPU.
6704 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6706 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6707 (output_call, m68k_legitimize_call_address): Declare.
6708 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6709 parenthesees. Add support for a 'W' constraint.
6710 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6711 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6712 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6713 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6715 (override_options): Initialize them. Do not set flag_no_function_cse
6716 for TARGET_ID_SHARED_LIBRARY.
6717 (m68k_output_pic_call): Delete.
6718 (m68k_legitimize_call_address): New function.
6719 (print_operand): Remove the %o prefix. Handle the %p prefix.
6720 (output_call): New function.
6721 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6722 target address from the GOT if symbolic jumps are not allowed.
6723 * config/m68k/m68k.md (call, general_operand): Do not set
6724 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6725 Merge separate flag_pic and !flag_pic define_insns into...
6726 (*call, *call_value): ...these new patterns. Match the address
6727 rather than the containing MEM and require it to be a call_operand.
6728 Use output_call to generate the asm template.
6729 * config/m68k/predicates.md (const_call_operand): New predicate.
6730 (call_operand): Likewise.
6732 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6734 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6735 (STACK_GROWS_DOWNWARD): Define to 1.
6736 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6737 comments, emphasizing that these values are only defaults.
6738 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6739 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6741 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6743 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6745 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6746 Richard Sandiford <richard@codesourcery.com>
6748 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6749 (FP_REGNO_P): New macros.
6750 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6751 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6752 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6753 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6755 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6757 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6758 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6760 * config/m68k/t-floatlib: New file, extracting common code from...
6761 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6762 * config/m68k/t-uclinux: Here.
6763 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6764 routines on ColdFire targets.
6766 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6768 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6769 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6770 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6771 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6772 explicitly set MOTOROLA to 1.
6773 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6776 Nathan Sidwell <nathan@codesourcery.com>
6778 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6779 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6780 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6781 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6782 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6783 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6784 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6785 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6786 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6787 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6788 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6789 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6790 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6791 (DBX_REGISTER_NUMBER): Delete.
6792 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6793 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6794 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6796 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6798 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6799 * config/flat.h: New file.
6800 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6802 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6803 indirect references for -msep-data or -mid-shared-library.
6804 Do not use PC-relative code addresses either.
6805 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6807 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6808 for shared libraries and crt1.o for executables. Use crti.o and
6810 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6811 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6812 Do not add -elf2flt or -shared-lib-id options here.
6813 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6814 Pass -shared-lib-id if -mid-shared-library, taking the library
6815 identifier from -mshared-library-id if given, otherwise
6817 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6818 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6819 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6820 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6821 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6822 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6824 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6825 jump sequence for ISA A and ISA A+.
6826 (PICJUMP): Likewise.
6828 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6830 * config.gcc (m68k-*-uclinux*): Base the port on the common
6831 and m68k GNU/Linux files rather than on the generic ELF ones.
6832 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6833 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6835 2007-01-18 Julian Brown <julian@codesourcery.com>
6836 Richard Sandiford <richard@codesourcery.com>
6838 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6839 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6840 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6842 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6844 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6846 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6848 * doc/install.texi: Document m68k-uclinuxoldabi.
6849 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6850 * config/m68k/uclinux-oldabi.h: New file, copied from
6851 config/m68k/uclinux.h.
6853 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6855 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6856 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6857 (m32r_compute_frame_size): Use unsigned for regno.
6858 (m32r_reload_lr): Use gen_frame_mem.
6860 (m32r_output_function_epilogue): Don't output the function epilogue
6862 (m32r_expand_epilogue): New.
6863 (direct_return): Return false if the function has the interrupt
6865 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6866 * config/m32r/m32r.md (epilogue): New expander.
6867 (return_lr, return_rte): New insns.
6868 (return): Make it expander.
6869 (return_normal): New expander.
6871 2007-01-18 Josh Conner <jconner@apple.com>
6874 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6875 support for UNLE, UNLT, UNGE, and UNGT.
6877 2007-01-18 Jan Hubicka <jh@suse.cz>
6879 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6880 * tree-tailcall (add_virtual_phis): Likewise.
6881 (optimize_tail_call): Return TODOs.
6882 (execute_tail_calls): Return TODOs.
6883 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6884 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6886 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6887 Cleanup cfg using TODO.
6888 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6889 * passes.c (execute_function_todo): When cleanup did something, remove
6891 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6892 (make_edges): Don't cleanup_cfg.
6894 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6896 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6897 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6898 operate on the top of stack.
6899 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6900 register handling of instructions that output to the second
6902 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6903 (move_for_stack_reg): Special-case check for dead destination
6904 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6906 * config/i386/i386.md (UNSPEC_TAN): New constant.
6907 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6908 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6909 to correctly model move of constant 1.0 to top stack slot.
6910 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6911 (unnamed peephole2 pattern): Remove corresponding peephole2
6912 pattern that optimizes tan insn and loading of constant 1.0.
6913 (tanxf2): Use fptanxf4_i387.
6914 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6915 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6916 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6917 disable patterns for SSE math.
6918 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6919 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6921 2007-01-18 Dirk Mueller <dmueller@suse.de>
6922 Richard Guenther <rguenther@suse.de>
6925 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6926 * common.opt (Warray-bounds): Add new warning option.
6927 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6929 * Makefile.in: make tree-vrp.o depend on toplev.h
6930 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6932 (check_array_refs, check_array_bounds, check_array_ref): New.
6934 2007-01-18 Jan Hubicka <jh@suse.cz>
6936 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6937 (execute_ssa_ccp): Return flags conditionally.
6938 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6940 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6942 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6944 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6945 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6947 * Makefile.c (GTFILES): Add cfglayout.h.
6948 * gengtype.c (open_base_files): Likewise.
6949 * cfglayout.c (cfg_layout_function_footer,
6950 cfg_layout_function_header) Reindent to make gengtype happy.
6951 * cfglayout.h (cfg_layout_function_footer,
6952 cfg_layout_function_header): Add GTY(()) marker.
6954 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6956 2007-01-18 Ben Elliston <bje@au.ibm.com>
6958 * genautomata.c (write_automata): Include xstrerror output in the
6959 error message if writing the DFA description file fails.
6961 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6963 * config/mips/mips-protos.h (mips_output_external): Make it
6965 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6966 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6967 (extern_list): Likewise.
6968 (extern_head): Likewise.
6969 (TARGET_ASM_FILE_END): Likewise.
6970 (mips_file_end): Likewise.
6971 (mips_output_external): Rewritten.
6973 2007-01-18 Ben Elliston <bje@au.ibm.com>
6975 * genpreds.c (write_insn_preds_c): Only write out the function
6976 body for regclass_for_constraint if we have register constraints.
6978 2007-01-17 Tom Tromey <tromey@redhat.com>
6980 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6981 * doc/install.texi (Testing): Use sourceware.org.
6982 (Binaries): Likewise.
6983 (Specific): Likewise.
6984 * doc/contrib.texi (Contributors): Use sourceware.org.
6986 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6988 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6989 (AVR_ENHANCED): Rename to ...
6990 (AVR_HAVE_MUL): ... new.
6991 (avr_enhanced_p): Rename to ...
6992 (avr_have_mul_p): ... new.
6993 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6994 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6995 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6996 (avr_have_mul_p): ... new.
6997 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6998 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6999 'avr_enhanced_p' and 'enhanced'.
7000 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7001 AVR_HAVE_MUL instead of AVR_ENHANCED.
7002 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7003 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7004 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7005 instead of AVR_ENHANCED.
7006 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7007 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7008 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7010 2007-01-17 Ian Lance Taylor <iant@google.com>
7012 * vec.h (VEC_reserve_exact): Define.
7013 (vec_gc_p_reserve_exact): Declare.
7014 (vec_gc_o_reserve_exact): Declare.
7015 (vec_heap_p_reserve_exact): Declare.
7016 (vec_heap_o_reserve_exact): Declare.
7017 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7019 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7021 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7022 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7023 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7024 * vec.c (calculate_allocation): Add exact parameter. Change all
7026 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7027 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7028 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7029 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7030 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7031 (vec_heap_p_reserve_exact): New function.
7032 (vec_heap_o_reserve_exact): New function.
7034 2007-01-17 Jan Hubicka <jh@suse.cz>
7036 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7038 2007-01-17 Eric Christopher <echristo@apple.com>
7040 * config.gcc: Support core2 processor.
7042 2007-01-16 Jan Hubicka <jh@suse.cz>
7044 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7045 the names, just unlink the chain so we don't crash on dangling pointers
7048 2007-01-16 Jan Hubicka <jh@suse.cz>
7050 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7051 * tree-pass.h: Reorder to make IPA passes appear toegher.
7052 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7053 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7054 parameters, do not call early inliner.
7055 * ipa-inline.c: Update comments. Include tree-flow.h
7056 (cgraph_decide_inlining): Do not compute inlining parameters.
7057 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7058 be called with function context set up.
7059 (pass_ipa_inline): Remove unreachable functions before pass.
7060 (cgraph_early_inlining): Simplify assuming to be called from the
7062 (pass_early_inline): New pass.
7063 (cgraph_gate_ipa_early_inlining): New gate.
7064 (pass_ipa_early_inline): Turn into simple wrapper.
7065 (compute_inline_parameters): New function.
7066 (gate_inline_passes): New gate.
7067 (pass_inline_parameters): New pass.
7068 (apply_inline): Move here from tree-optimize.c
7069 (pass_apply_inline): New pass.
7070 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7072 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7074 (tree_function_versioning): Do not allocate dummy struct function.
7075 * tree-inline.h (optimize_inline_calls): Update prototype.
7076 * tree-optimize.c (execute_fixup_cfg): Export.
7077 (pass_fixup_cfg): Remove
7078 (tree_rest_of_compilation): Do not apply inlines.
7079 * tree-flow.h (execute_fixup_cfg): Declare.
7080 * Makefile.in (gt-passes.c): New.
7081 * passes.c: Include gt-passes.h
7082 (init_optimization_passes): New passes.
7083 (nnodes, order): New static vars.
7084 (do_per_function_toporder): New function.
7085 (execute_one_pass): Dump current pass here.
7086 (execute_ipa_pass_list): Don't dump current pass here.
7088 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7090 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7091 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7093 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7095 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7096 (strong_alias): Define.
7097 (__gcc_qmul): Provide non-FMA for soft-float.
7103 (__gcc_qunord): New.
7113 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7114 soft-float functions.
7115 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7116 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7117 about long double soft float.
7119 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7120 Tehila Meyzels <tehila@il.ibm.com>
7122 * tree-vectorizer.h (is_pattern_stmt_p): New.
7123 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7124 formatting (tabs instead of spaces). Cleanup and clarify setting
7125 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7126 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7127 (vectorizable_type_demotion): Check that types are integral.
7128 (vectorizable_type_promotion): Likewise.
7129 (vectorizable_store): Fix typo. Eliminate new-line at end of
7132 2007-01-16 Jan Hubicka <jh@suse.cz>
7134 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7137 2007-01-15 Eric Christopher <echristo@apple.com>
7139 * ifcvt.c: Include vec.h, vecprim.h.
7140 (check_cond_move_block): New argument regs.
7141 Reorganize. Add registers used to regs.
7142 (cond_move_process_if_block): Use regs set above as
7145 2007-01-15 Eric Christopher <echristo@apple.com>
7147 * config/darwin.h: Update copyright.
7148 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7149 (LINK_COMMAND_SPEC): Add -u.
7150 (LINK_SPEC): Fix umbrella for above.
7152 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7154 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7157 2007-01-15 Tom Tromey <tromey@redhat.com>
7159 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7160 * doc/install.texi (Testing): Don't mention jacks.
7161 (Configuration): Document --enable-java-maintainer-mode. Move
7162 --with-java-home to libgcj-specific section. Document
7164 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7166 2007-01-15 Jan Hubicka <jh@suse.cz>
7168 * tree-ssa-dce.c (DCE_TODOs): New.
7169 (propagate_necessity): Return if something changed.
7170 (eliminate_unnecessary_stmts): Likewise.
7171 (perform_tree_ssa_dce): Return TODO flags when needed.
7172 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7174 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7176 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7177 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7178 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7179 patterns using X87MODEF12 mode macro. Extend operand 1
7180 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7181 (log10<mode>2): Ditto.
7182 (log2<mode>2): Ditto.
7183 (log1p<mode>2): Ditto.
7184 (logb<mode>2): Ditto.
7185 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7186 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7187 (*fxtractxf3_i387): Rename from *fxtractxf3.
7188 (fxtract_extend<mode>xf3_i387): New insn pattern.
7189 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7190 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7191 and gen_fyl2xxf3_i387().
7193 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7195 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7196 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7197 get_loop_exit_edges. Changed return type to bool.
7198 * cfgloop.h (fix_loop_placement): Declaration removed.
7200 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7202 * param.h (MIN_VECT_LOOP_BOUND): New.
7203 * params.def (MIN_VECT_LOOP_BOUND): New.
7204 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7205 argument - minimum threshold for number of iterations.
7206 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7207 argument to declaration.
7208 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7209 MIN_VECT_LOOP_BOUND.
7210 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7211 slpeel_tree_peel_loop_to_edge with additional argument.
7212 (vect_do_peeling_for_alignment): Likewise.
7213 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7215 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7221 2007-01-14 Jan Hubicka <jh@suse.cz>
7223 * tree-dfa.c (remove_referenced_var): New function.
7224 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7225 prune referenced vars list too.
7226 * tree-flow.h (remove_referenced_var): Declare.
7228 2007-01-14 Jan Hubicka <jh@suse.cz>
7230 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7232 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7233 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7234 * except.h (verify_eh_throw_table_statements): Kill prototype.
7235 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7236 into call exrepssions.
7237 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7239 * tree-cfg.c: Include pointer-set.h.
7240 (verify_node_sharing): Work on pointer set.
7241 (verify_eh_throw_stmt_node): New.
7242 (verify_stmts): Use pointers sets, verify throw_stmt.
7244 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7246 * ipa-reference.c (analyze_function): Consider also addresses taken
7249 2007-01-12 Roger Sayle <roger@eyesopen.com>
7251 * c-typeck.c (null_pointer_constant_p): Replace use of
7252 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7253 (build_c_cast): Likewise.
7255 2007-01-12 Roger Sayle <roger@eyesopen.com>
7257 * tree.h (force_fit_type_double): Remove unused final argument.
7258 * c-common.c (constant_expression_warning): Replace use of
7259 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7260 (convert_and_check): Likewise.
7261 (shorten_compare): Update call to force_fit_type_double.
7262 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7263 * convert.c (convert_to_pointer): Update call to
7264 force_fit_type_double.
7265 * fold-const.c (force_fit_type_double): Remove overflowed_const
7267 (int_const_binop, fold_convert_const_int_from_int,
7268 fold_convert_const_int_from_real, fold_div_compare,
7269 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7270 fold_abs_const, fold_not_const): Remove the final argument from
7271 calls to force_fit_type_double.
7273 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7275 * configure.ac: Set insn to "nop" for spu-*-* also.
7276 * configure: Regenerate.
7278 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7280 * builtins.def : Add BUILT_IN_FREE.
7282 2007-01-12 Jan Hubicka <jh@suse.cz>
7284 PR tree-optimization/30443
7285 * tree-inline.c (tree_function_versioning): Do not optimize when
7286 cloning for inlining.
7288 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7290 * doc/loop.texi: Document recording of loop exits.
7291 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7292 (update_single_exits_after_duplication,
7293 update_single_exit_for_duplicated_loop,
7294 update_single_exit_for_duplicated_loops): Removed.
7295 (duplicate_loop_to_header_edge): Do not call
7296 update_single_exits_after_duplication and
7297 update_single_exit_for_duplicated_loops.
7298 (loop_version): Do not update single_exit information.
7299 (fix_loop_structure): Use record_loop_exits instead of
7300 mark_single_exit_loops.
7301 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7302 the lists of loop exits.
7303 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7304 split_edge, merge_blocks): Update the lists of loop exits.
7305 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7306 loop_optimizer_init.
7307 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7308 of mark_single_exit_loops.
7309 (loop_optimizer_finalize): Call release_recorded_exits.
7310 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7311 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7312 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7313 update single exit information.
7314 * lambda-code.c (perfect_nestify): Ditto.
7315 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7316 (mark_single_exit_loops): Removed.
7317 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7318 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7319 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7321 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7322 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7323 (verify_loop_structure): Verify consistency of the exit lists.
7324 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7325 (set_single_exit): Removed.
7326 * cfgloop.h (struct loop_exit): New function.
7327 (struct loop): single_exit_ field replaced by exits field.
7328 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7329 (struct loops): Added exits hash.
7330 (mark_single_exit_loops, set_single_exit): Declaration removed.
7331 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7333 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7335 * doc/invoke.texi: Avoid use of @headitem.
7337 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7339 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7341 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7343 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7346 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7347 Richard Sandiford <richard@codesourcery.com>
7349 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7350 * config/m68k/m68k.opt: Resort options.
7351 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7353 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7354 Richard Sandiford <richard@codesourcery.com>
7356 * doc/invoke.texi: Document the macros that are defined by
7357 m68k's -mtune and -mhard-float options.
7358 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7359 (m68k_cpp_cpu_family): Likewise.
7360 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7361 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7362 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7363 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7364 (m68k_cpp_cpu_family): Likewise.
7366 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7368 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7369 macros besides mc68000 as tuning macros. Use a switch statement
7370 to set them and mcpu32.
7372 2007-01-12 Julian Brown <julian@codesourcery.com>
7374 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7375 (TARGET_68040_ONLY): Rename to...
7376 (TARGET_68040): ...this.
7377 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7378 * config/m68k/m68k.md: Likewise.
7380 2007-01-12 Julian Brown <julian@codesourcery.com>
7381 Nathan Sidwell <nathan@codesourcery.com>
7382 Richard Sandiford <richard@codesourcery.com>
7384 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7385 the -mcpu= argument associated with the --with-cpu setting.
7386 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7387 if different from the one implied by the -mcpu setting.
7388 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7389 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7390 * doc/invoke.texi: Mention ColdFire in the introduction to the
7391 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7392 -mno-div and -mhard-float options. Make -m68881 a synonym for
7393 -mhard-float. Document the previously-undocumented -m5206e,
7394 -m528x, -m5307 and -m5407 options. Tweak the existing option
7395 documentation for consistency.
7396 * doc/install.texi: Mention new --with-cpu arguments.
7397 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7398 default CPU if neither -mcpu nor -march are specified.
7399 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7400 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7401 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7402 using m68k_tune to decide between families that implement the
7403 same ISA. Use m68k_tune to set __mcfv4e__.
7404 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7405 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7406 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7407 (FL_ISA_C, FL_ISA_MMU): New macros.
7408 (MASK_COLDFIRE): Delete.
7409 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7410 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7411 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7412 (TARGET_HARD_FLOAT): Do not define here.
7413 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7414 (TUNE_68000): New macro.
7415 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7416 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7417 (TUNE_CFV2): Redefine in terms of m68k_tune.
7418 (uarch_type, target_device, fpu_type): New enums.
7419 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7420 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7421 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7422 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7423 (FL_FOR_isa_c): New macros.
7424 (m68k_isa): New enum.
7425 (m68k_target_selection): New structure.
7426 (all_devices, all_isas, all_microarchs): New tables.
7427 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7428 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7429 (MASK_ALL_CPU_BITS): Delete.
7430 (m68k_find_selection): New function.
7431 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7432 Map the legacy target options to a combination of the new ones.
7433 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7434 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7435 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7437 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7438 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7440 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7441 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7442 * config/m68k/m68k-devices.def: New file.
7444 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7445 Nathan Sidwell <nathan@codesourcery.com>
7447 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7448 (SUBTARGET_EXTRA_SPECS): New macros.
7449 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7450 use %(asm_cpu_spec) instead.
7451 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7452 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7453 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7454 (EXTRA_SPECS): Rename to...
7455 (SUBTARGET_EXTRA_SPECS): ...this.
7457 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7458 Richard Sandiford <richard@codesourcery.com>
7459 Julian Brown <julian@codesourcery.com>
7461 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7462 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7463 to the configuration's default CPU.
7464 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7465 Remove default masks.
7466 (m680[012]0-*-*): Set the default with_cpu to the first part of
7468 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7469 (m68k*-*-linux): Extend the --with-cpu handling to...
7470 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7471 and m68010. Don't set target_cpu_default2.
7472 * doc/install.texi: Document --with-cpu for m68k.
7473 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7474 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7475 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7476 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7477 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7478 (ASM_SPEC): Remove use of %(asm_cpu_default).
7479 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7480 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7481 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7482 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7483 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7484 (TARGET_DEFAULT): Delete.
7485 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7486 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7487 (CPP_CPU_SPEC): Delete.
7488 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7489 the appropriate string.
7490 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7491 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7492 (ASM_SPEC): Don't use %(asm_default_spec).
7493 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7494 TARGET_DEFAULT and add MASK_68881.
7495 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7497 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7499 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7500 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7501 MASK_68010 alongside MASK_68020.
7502 * doc/invoke.texi: Document -m68010.
7503 * config/m68k/m68k.opt (m68010): New.
7504 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7506 (TUNE_68010): New macro.
7507 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7508 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7509 (M68K_CPU_m68332): Add MASK_68010.
7510 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7511 fallback definition.
7512 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7514 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7515 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7516 to all entries that use MASK_68020.
7517 (output_move_simode_const, output_move_himode, output_move_qimode)
7518 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7519 instead of TARGET_68020 to select clr behavior. Remove comment
7520 about there being no TARGET_68010.
7521 * config/m68k/m68k.md: Likewise throughout.
7523 2007-01-12 Julian Brown <julian@codesourcery.com>
7525 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7526 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7527 * config/m68k/m68k.md: Likewise.
7529 2007-01-12 Julian Brown <julian@codesourcery.com>
7531 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7532 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7534 2007-01-12 Julian Brown <julian@codesourcery.com>
7536 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7537 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7538 * config/m68k/m68k.md: Likewise.
7540 2007-01-12 Julian Brown <julian@codesourcery.com>
7541 Richard Sandiford <richard@codesourcery.com>
7543 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7544 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7545 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7547 (TARGET_CPU32): Rename to...
7548 (TUNE_CPU32): ...this.
7549 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7550 (TUNE_CFV2): New macros.
7551 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7552 remove conditions that are implied by TARGET_68020.
7553 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7554 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7555 (m68k_output_function_epilogue): Likewise.
7556 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7557 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7558 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7559 non-68000 timings. Refactor multiplication and division costs.
7560 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7561 TUNE_CPU32 instead of TARGET_CPU32.
7562 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7563 and TUNE_68060 instead of TARGET_68060.
7564 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7565 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7567 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7568 && !TARGET_COLDFIRE" to choose between moveq and clr.
7569 Likewise in the unnamed movsf pattern.
7570 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7571 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7574 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7576 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7577 of tabbing before backslashes.
7579 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7581 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7582 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7583 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7585 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7587 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7588 find_interesting_uses_cond.
7589 (find_interesting_uses_cond): Use extract_cond_operands.
7590 (rewrite_use_compare): Use extract_cond_operands and
7591 force_gimple_operand_bsi. Do not call update_stmt.
7592 (determine_use_iv_cost_condition): Use extract_cond_operands.
7593 Return cheaper of using original bound and changing the exit bound.
7595 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7597 PR tree-optimization/29516
7598 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7599 most_expensive_mult_to_index, addr_to_parts,
7600 create_mem_ref, maybe_fold_tmr): Make the type of
7601 fields of TARGET_MEM_REF sizetype.
7602 (move_fixed_address_to_symbol, move_pointer_to_base):
7604 * tree.def (TARGET_MEM_REF): Add comment on types of
7607 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7609 * c-common.c (vector_types_convertible_p): Treat opaque types as
7610 always convertible if they have the same size, but not otherwise.
7612 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7614 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7615 Remove the b_unconditional field.
7616 (noce_try_sign_mask): Do not look at b_unconditional.
7617 (noce_process_if_block): Do not use merge_if_blocks. Update
7618 the CFG here. Do not set b_unconditional.
7619 (cond_move_process_if_block): Likewise.
7620 (find_cond_trap): Likewise.
7621 (check_cond_move_block): Require simple jump insns at the end
7624 2007-01-11 Jan Hubicka <jh@suse.cz>
7626 PR tree-optimization/1046
7627 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7628 when alias info is not ready.
7629 (pass_tail_recursion): Do not require aliasing.
7630 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7631 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7632 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7633 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7634 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7635 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7636 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7638 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7639 When aliasing is not build, mark statement as volatile.
7641 2007-01-11 Tom Tromey <tromey@redhat.com>
7643 PR preprocessor/15185, PR preprocessor/20989:
7644 * doc/cppopts.texi <-MT>: Update description of algorithm for
7645 computing default target.
7646 <-M, -MD>: Reword "basename" text.
7648 2007-01-11 Roger Sayle <roger@eyesopen.com>
7650 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7651 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7652 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7653 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7654 fold_builtin_bswap, real_constp, fold_builtin_pow,
7655 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7656 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7657 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7658 * convert.c (convert_to_pointer): Likewise.
7659 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7660 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7661 const_binop, fold_convert_const_int_from_int,
7662 fold_convert_const_int_from_real,
7663 fold_convert_const_real_from_real, sign_bit_p,
7664 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7665 fold_sign_changed_comparison, fold_unary, fold_comparison,
7666 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7667 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7668 * print-tree.c (print_node_brief, print_node): Likewise.
7669 * stor-layout.c (place_field, layout_type): Likewise.
7670 * tree-chrec.c (keep_cast): Likewise.
7671 * tree.c (build_vector, build_real, build_real_from_int_cst,
7672 build_complex): Likewise.
7674 2007-01-11 Roger Sayle <roger@eyesopen.com>
7676 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7677 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7679 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7681 * configure.ac (strict1_warn): Rename to strict_warn.
7682 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7683 cc_set_by_configure, quoted_cc_set_by_configure,
7684 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7685 all_boot_languages, all_stagestuff): Remove.
7686 (target_list): Remove bootstrap targets.
7687 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7688 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7689 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7690 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7691 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7692 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7693 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7694 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7695 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7696 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7697 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7698 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7699 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7700 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7701 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7702 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7703 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7704 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7705 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7706 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7707 (mostlyclean): Adjust.
7708 (clean, distclean): Don't mention bootstrap stuff.
7709 * configure: Regenerate.
7710 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7711 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7712 treelang/config-lang.in (stagestuff): Remove.
7713 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7714 stageprofile, stagefeedback, stagestuff): Remove mention.
7716 2007-01-11 Nick Clifton <nickc@redhat.com>
7718 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7720 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7721 (mcore_arith_K_S_operand): Run the test for the S constraint not
7722 the test for the M constraint.
7723 (mcore_addsub_operand): Do not accept integer values that are
7724 larger than 32 bits.
7725 * config/mcore/mcore.md: Remove unused constraints from split.
7726 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7728 (allocate_stack): Likewise.
7729 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7730 operands to 32 bits.
7731 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7733 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7734 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7735 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7736 mcore_output_bclri, mcore_output_andn, output_inline_const,
7737 mcore_output_move, mcore_output_movedouble): Likewise.
7738 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7739 (output_inline_const): Likewise.
7740 (output_inline_const): Fix format strings used in sprintf
7742 * config/mcore/mcore-protos.h: Update prototypes for changed
7743 functions in mcore.c.
7744 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7745 HOST_WIDE_INT and not int.
7746 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7747 CONST_OK_FOR_N): Likewise.
7748 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7749 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7752 2007-01-10 Jan Hubicka <jh@suse.cz>
7754 * tree-vrp.c (remove_range_assertions): Release defs.
7755 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7756 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7758 2007-01-10 Paul Brook <paul@codesourcery.com>
7760 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7761 * config/arm/arm.md (mulsi3subsi): New insn.
7763 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7765 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7766 (tree_transform_and_unroll_loop): New.
7767 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7770 2007-01-10 Robert Kennedy <jimbob@google.com>
7772 * fold-const.c (fold_comparison): Fold comparisons like (x *
7773 1000 < 0) to (x < 0).
7775 2007-01-10 Ian Lance Taylor <iant@google.com>
7777 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7778 operands have the same priority.
7780 2007-01-10 Tom Tromey <tromey@redhat.com>
7782 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7783 (fold_binary): Likewise.
7784 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7785 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7786 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7787 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7788 * langhooks.h (struct lang_hooks): Removed field
7789 'can_use_bit_fields_p'.
7791 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7793 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7795 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7797 * function.c (get_last_funcdef_no): New function.
7798 * function.h (get_last_funcdef_no): Declare.
7799 * tree-inline.c (initialize_cfun): Add initialization.
7800 (tree_function_versioning): Cleanup.
7802 2007-01-10 Jan Hubicka <jh@suse.cz>
7804 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7807 2007-01-10 Sa Liu <saliu@de.ibm.com>
7808 Ben Elliston <bje@au.ibm.com>
7810 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7811 for SAVE_NONLOCAL and Pmode for any other save level.
7812 * spu-protos.h (spu_restore_stack_block): Declare.
7813 * spu.md (save_stack_block): Remove.
7814 (restore_stack_block): Call spu_restore_stack_block.
7815 * spu.c (spu_restore_stack_block): New function.
7816 (spu_expand_epilogue): Remove old comment.
7818 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7820 PR tree-optimization/30322
7821 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7822 (cand_value_at): Return the value as aff_tree.
7823 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7824 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7825 aff_combination_mult): New functions.
7826 (aff_combination_add): Use aff_combination_add_cst.
7827 (aff_combination_convert): Allow conversions to a wider type.
7828 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7829 * tree-affine.h (aff_combination_mult): Declare.
7831 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7833 * doc/tm.texi: Update documentation to reflect reality of exec
7834 and start file search behaviours. Update copyright year.
7835 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7836 header file directories.
7838 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7840 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7841 (*cosxf2): Rename to cosxf2_i387.
7842 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7843 using X87MODEF12 mode macro. Rename patterns to
7844 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7846 (*cosdf2, *cossf2): Ditto.
7847 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7848 to match extended input operands.
7849 (sincos<mode>3): New expander.
7850 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7851 insn patterns and corresponding splitters.
7853 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7855 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7856 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7858 2007-01-09 Nicolas Pitre <nico@cam.org>
7861 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7863 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7865 * target.h (struct gcc_target): New field library_rtti_comdat.
7866 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7867 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7868 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7869 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7871 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7873 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7875 2007-01-08 Richard Guenther <rguenther@suse.de>
7877 * tree.h (force_fit_type_double): Export.
7878 (force_fit_type): Remove.
7879 * fold-const.c (force_fit_type_double): New function.
7880 (force_fit_type): Remove.
7881 (int_const_binop): Use it.
7882 (fold_convert_const_int_from_int): Likewise.
7883 (fold_convert_const_int_from_real): Likewise.
7884 (fold_div_compare): Likewise.
7885 (fold_sign_changed_comparison): Likewise.
7886 (fold_unary): Likewise.
7887 (fold_negate_const): Likewise.
7888 (fold_abs_const): Likewise.
7889 (fold_not_const): Likewise.
7890 * c-common.c (shorten_compare): Use force_fit_type_double.
7891 * convert.c (convert_to_pointer): Likewise.
7893 2007-01-08 Richard Guenther <rguenther@suse.de>
7895 * tree.h (build_int_cst_wide_type): Export.
7896 * tree.c (build_int_cst_wide_type): New function.
7897 (build_int_cst_wide): Fix comment.
7898 * builtins.c (fold_builtin_object_size): Use build_int_cst
7899 to build -1 or 0 of the correct type. Use fit_double_type
7900 to check for overflow.
7901 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7903 (decode_field_reference): Likewise.
7904 (all_ones_mask_p): Likewise.
7905 (native_interpret_int): Use build_int_cst_wide_type.
7906 (fold_binary): Use build_int_cst_type to build an all-ones
7908 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7910 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7912 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7914 2007-01-09 Ben Elliston <bje@au.ibm.com>
7916 * genautomata.c (STATS_OPTION): New option.
7917 (stats_flag): New flag.
7918 (gen_automata_option): Handle it.
7919 (initiate_automaton_gen): Ditto.
7920 (write_automata): Output statistics only if stats_flag is
7921 set. Likewise, output time statistics only if time_flag is set.
7922 * doc/md.texi (Processor pipeline description): Document new flag.
7924 2007-01-08 Richard Guenther <rguenther@suse.de>
7926 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7927 * tree.c (build_int_cst_type): Likewise.
7928 (size_in_bytes): Don't call force_fit_type on the result.
7929 (int_fits_type_p): Use fit_double_type.
7930 * fold-const.c (fit_double_type): New function.
7931 (force_fit_type): Use it.
7932 * tree.h (fit_double_type): Export.
7934 2007-01-08 Jan Hubicka <jh@suse.cz>
7936 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7937 * ipa.c (function_and_variable_visibility): Fix return type.
7939 2007-01-08 Richard Guenther <rguenther@suse.de>
7941 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7942 of offset to build the index.
7943 * tree-pretty-print.c (dump_generic_node): Don't build negated
7944 const just for printing.
7945 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7946 * builtins.c (fold_builtin_int_roundingfn): Check if result
7947 fits the type by using force_fit_type and comparing the result.
7948 * predict.c (predict_loops): Use compare_tree_int for comparison.
7949 * tree.c (build_int_cst): Fall back to integer_type_node for
7951 (build_int_cst_wide): Assert type is non-null.
7953 2007-01-08 Roberto Costa <roberto.costa@st.com>
7955 * tree-vrp.c (extract_range_from_cond_expr): New.
7956 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7957 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7959 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7960 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7961 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7962 used as expressions.
7963 * tree-object-size.c (cond_expr_object_size): New.
7964 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7966 2007-01-08 Jan Hubicka <jh@suse.cz>
7968 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7969 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7972 2007-01-08 Richard Guenther <rguenther@suse.de>
7974 PR tree-optimization/23603
7975 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7976 (extract_range_from_binary): Fall back to truthvalue instead of
7977 varying for TRUTH_*_EXPR.
7978 (extract_range_from_comparison): Fall back to truthvalue instead of
7980 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7981 if all visited PHI values were constant.
7983 2007-01-08 Jan Hubicka <jh@suse.cz>
7985 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7986 (cgraph_analyze_function): break out from ...
7987 (cgraph_finalize_compilation_unit): ... here.
7988 (cgraph_expand_function): Remove forgoten commented out line.
7989 (cgraph_optimize): Analyze functions.
7991 2007-01-08 Jan Hubicka <jh@suse.cz>
7993 * tree-pas.h (TODO_remove_function): New flag.
7994 (TODO_update*): Renumber.
7995 (pass_ipa_increase_alignment,
7996 pass_ipa_function_and_variable_visibility): New passes.
7997 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7998 (cgraph_function_and_variable_visibility): Move to ipa.c
7999 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8000 cgraph_increase_alignment.
8001 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8002 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8003 calling tree-inline.
8004 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8005 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8006 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8007 (gate_increase_alignment): New function.
8008 (pass_ipa_increase_alignment): New pass.
8009 * ipa.c: Inline tree-pass.h and timevar.h
8010 (function_and_variable_visibility): Move here from cgraphunit.c
8011 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8012 * passes.c (init_optimization_passes): Add the two new passes.
8013 (execute_todo): Handle cgraph_remove_functions.
8015 2007-01-08 Nick Clifton <nickc@redhat.com>
8017 * config/frv/predicates.md (reg_or_0_operand): Accept
8020 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8022 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8023 * config.gcc: Add bfin*-rtems*.
8025 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8027 * c.opt: Add -flax-vector-conversions.
8028 * c-typeck.c (convert_for_assignment): Pass flag to
8029 vector_types_convertible_p to allow emission of note.
8030 (digest_init): Likewise.
8031 * c-opts.c: Handle -flax-vector-conversions.
8032 * c-common.c (flag_lax_vector_conversions): New.
8033 (vector_types_convertible_p): Unless -flax-vector conversions
8034 has been passed, disallow conversions between vectors with
8035 differing numbers of subparts and/or element types. If such
8036 a conversion is disallowed, possibly emit a note on the first
8037 occasion only to inform the user of -flax-vector-conversions.
8038 The new last argument specifies this.
8039 * c-common.h (flag_lax_vector_conversions): New.
8040 (vector_types_convertible_p): Add extra argument.
8041 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8042 char_type_node for V*QI type vectors.
8043 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8044 Update to satisfy new typechecking rules.
8045 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8047 * doc/invoke.texi (C Dialect Options): Document
8048 -flax-vector-conversions.
8050 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8052 PR tree-optimization/29877
8053 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8054 a register variable on the RHS to not be replaceable.
8056 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8057 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8058 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8059 const_simm15, const_pow2, const_npow2): Added.
8060 * config/score/misc.md (insv, extv, extzv, movmemsi,
8061 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8062 * config/score/score.c (score_address_cost, score_select_cc_mode):
8064 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8065 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8066 Update score_print_operand.
8067 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8068 Adjust register allocate order and update some macro define.
8069 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8070 mdx_block_move_straight, mdx_block_move_loop_head,
8071 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8072 mdx_block_move): Added.
8073 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8074 mdp_limm): Updated and fix some bug and typo.
8075 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8076 (movsf, movdf, doloop_end): Added.
8078 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8080 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8081 config/arm/thumb2.md: Fix comment typos.
8082 * doc/extend.texi: Fix a typo.
8084 2007-01-07 Eric Christopher <echristo@apple.com>
8086 * configure.ac: Check for __stack_chk_fail for darwin.
8087 * configure: Regenerate.
8089 2007-01-07 Richard Guenther <rguenther@suse.de>
8091 * tree-vrp.c (extract_range_from_assert): CSE calls to
8092 compare_values where possible.
8093 (extract_range_from_unary_expr): Likewise.
8095 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8097 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8098 * config/avr/avr.c (call_insn_operand): Delete function.
8099 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8100 instead of register number. Use predicates.
8101 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8102 call_insn_operand): Add.
8104 2007-01-06 Jan Hubicka <jh@suse.cz>
8106 * tree-pass.h (pass_build_cgraph_edges): Declare.
8107 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8108 (visited_nodes): Remove.
8109 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8110 build_cgrpah_edges; make visited_nodes local.
8111 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8112 (record_references_in_initializer): Move to cgraphbuild.c
8113 (initialize_inline_failed, rebuild_cgraph_edges,
8114 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8115 (verify_cgraph_node): Make visited_nodes local.
8116 (cgraph_analyze_function): Do not call cgraph_create_edges and
8117 initialize_inline_failed.
8118 (cgraph_expand_function): Do not call cgraph_lower_function;
8119 assert that function is already lowered.
8120 * Makefile.in (cgraphbuild.o): New.
8121 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8122 at the end of lowering passes.
8124 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8126 * ifcvt.c (cond_move_convert_if_block): New function, code
8127 factored out from...
8128 (cond_move_process_if_block): ...here. Call the new function
8129 on the THEN and ELSE blocks.
8130 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8131 already takes care of this.
8133 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8136 * tree.h (TREE_OVERFLOW_P): New.
8137 * c-typeck.c (parser_build_unary_op): Warn only if result
8138 overflowed and operands did not.
8139 (parser_build_binary_op): Likewise.
8140 (convert_for_assignment): Remove redundant overflow_warning.
8141 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8143 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8145 * c-typeck.c (store_init_value): Split over two lines to follow
8146 the GNU coding style.
8148 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8150 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8151 __GXX_EXPERIMENTAL_CXX0X__.
8152 * doc/cpp.texi: Same.
8154 2007-01-05 Richard Guenther <rguenther@suse.de>
8157 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8158 with mismatched types. Instead explicitly build a
8159 conversion NOP_EXPR.
8161 2007-01-05 Ian Lance Taylor <iant@google.com>
8163 * c-common.c (decl_with_nonnull_addr_p): New function.
8164 (c_common_truthvalue_conversion): Call it.
8165 * c-typeck.c (build_binary_op): Likewise.
8166 * c-common.h (decl_with_nonnull_addr_p): Declare.
8168 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8171 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8174 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8176 * doc/install.texi (Final install): Document the fact that
8177 the GNAT runtime should not be stripped.
8179 2007-01-04 Jan Hubicka <jh@suse.cz>
8181 * tree-inline.c (fold_marked_statements): Update operand caches
8182 and EH after folding
8184 2007-01-04 Ian Lance Taylor <iant@google.com>
8186 * c-common.c (check_function_nonnull): Whitespace fix.
8188 2007-01-04 Jan Hubicka <jh@suse.cz>
8190 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8191 comitted older version of patch.
8192 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8193 function, celanup cfg and collect garbage.
8195 2007-01-04 Mike Stump <mrs@apple.com>
8197 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8200 2007-01-04 Eric Christopher <echristo@apple.com>
8202 * libgcc2.c (__bswapsi2): Use SItype.
8203 (__bswapdi2): Use DItype.
8204 * libgcc2.h: Update for above.
8206 2007-01-04 Paul Brook <paul@codesourcery.com>
8208 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8209 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8210 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8211 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8212 umulsi3_highpart): Make conditional on !arm_arch6.
8213 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8214 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8215 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8216 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8217 umulsi3_highpart_v6): New insns.
8219 2007-01-04 Roger Sayle <roger@eyesopen.com>
8221 * fold-const.c (fold_convert): When casting an expression to void,
8222 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8223 have a type. Instead of attempting to build a NOP_EXPR, return
8224 these "special" trees directly.
8226 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8228 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8229 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8230 rs6000_cost->fp not 0 as adjustment for outer NEG.
8232 2007-01-04 Jan Hubicka <jh@suse.cz>
8234 * cgraph.c (cgraph_release_function_body): New function.
8235 (cgraph_remove_node): Use it.
8236 * cgraph.h (cgraph_release_function_body): Declare.
8237 * cgraphunit.c (cgraph_expand_function): Use it.
8238 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8239 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8240 is initialized and while compilation of other function is running.
8241 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8242 statement CFG annotations from here to ...
8243 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8245 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8247 * cfgloop.h (enum li_flags): Make the constants powers of two.
8249 2007-01-04 Jan Hubicka <jh@suse.cz>
8251 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8253 (fold_marked_statements): New function.
8254 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8255 * tree-inline.h (copy_body_data): Add statements_to_fold.
8257 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8259 * config.gcc: Mention libgcc/config.host.
8260 * Makefile.in: Update comments mentioning libgcc.
8261 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8262 (all.cross, start.encap, rest.encap, rest.cross): Update
8263 dependencies for libgcc move.
8264 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8265 (clean-target, clean-target-libgcc): Delete.
8266 (srcdirify, GCC_EXTRA_PARTS): New macros.
8267 (libgcc-support, libgcc.mvars): New rules.
8268 (distclean): Remove mention of mklibgcc.
8269 (install): Don't reference INSTALL_LIBGCC.
8270 (install-common): Don't reference EXTRA_PARTS.
8271 (install-libgcc, install-multilib): Delete rules.
8272 * mklibgcc.in: Delete file.
8273 * doc/configfiles.texi: Don't mention mklibgcc.
8275 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8276 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8277 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8278 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8279 (mklibgcc, ldblspecs): Likewise.
8281 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8282 (posixpre.def): Use $(T).
8283 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8284 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8285 (SHLIB_LINK): Make dummy.
8286 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8288 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8290 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8291 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8292 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8293 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8295 * configure.ac (all_outputs): Remove mklibgcc.
8296 * configure: Regenerated.
8298 2007-01-03 Josh Conner <jconner@apple.com>
8301 * calls.c (compute_argument_addresses): Set stack and stack_slot
8302 for partial args, too.
8303 (store_one_arg): Use locate.size.constant for the size when
8304 generating a save_area.
8306 2007-01-03 Robert Kennedy <jimbob@google.com>
8308 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8309 whose definitions are deleted due to basic block merging.
8311 2007-01-03 Paul Brook <paul@codesourcery.com>
8314 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8316 (use_return_insn): Return 0 for Thumb interrupt functions.
8317 (print_multi_reg): Add rfe argument for IRQ returns.
8318 (arm_output_epilogue): Pop interrupt return address directly into PC.
8319 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8321 2007-01-03 Paul Brook <paul@codesourcery.com>
8323 Merge from sourcerygxx-4_1.
8324 * config/arm/thumb2.md: New file.
8325 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8327 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8328 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8329 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8330 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8332 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8333 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8335 * config/arm/ieee754-sf.S: Ditto.
8336 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8337 (thumb1_base_register_rtx_p): ... to this.
8338 (thumb_index_register_rtx_p): Rename...
8339 (thumb1_index_register_rtx_p): ... to this.
8340 (thumb_output_function_prologue): Rename...
8341 (thumb1_output_function_prologue): ... to this.
8342 (thumb_legitimate_address_p): Rename...
8343 (thumb1_legitimate_address_p): ... to this.
8344 (thumb_rtx_costs): Rename...
8345 (thumb1_rtx_costs): ... to this.
8346 (thumb_compute_save_reg_mask): Rename...
8347 (thumb1_compute_save_reg_mask): ... to this.
8348 (thumb_final_prescan_insn): Rename...
8349 (thumb1_final_prescan_insn): ... to this.
8350 (thumb_expand_epilogue): Rename...
8351 (thumb1_expand_epilogue): ... to this.
8352 (arm_unwind_emit_stm): Rename...
8353 (arm_unwind_emit_sequence): ... to this.
8354 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8355 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8356 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8357 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8358 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8359 thumb2_output_casesi): New functions.
8360 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8361 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8362 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8363 THUMB2_WORK_REGS): Define.
8364 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8365 arm_condexec_mask, arm_condexec_masklen)): New variables.
8366 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8367 (arm_override_options): Check new CPU capabilities.
8368 Set new architecture flag variables.
8369 (arm_isr_value): Handle v7m interrupt functions.
8370 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8372 (const_ok_for_arm): Handle Thumb-2 constants.
8373 (arm_gen_constant): Ditto. Use movw when available.
8374 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8376 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8377 (thumb_find_work_register, arm_load_pic_register,
8378 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8379 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8380 print_multi_reg, output_mov_long_double_fpa_from_arm,
8381 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8382 output_mov_double_fpa_from_arm, output_move_double,
8383 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8384 output_return_instruction, arm_output_function_prologue,
8385 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8386 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8387 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8388 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8389 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8390 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8392 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8393 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8394 (arm_file_start): Output directive for unified syntax.
8395 (arm_unwind_emit_set): Handle stack alignment instruction.
8396 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8397 Add v6t2, v7, v7a, v7r and v7m.
8398 (RETLDM): Add Thumb-2 code.
8399 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8400 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8401 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8402 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8403 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8404 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8405 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8406 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8407 ADJUST_INSN_LENGTH): Define.
8408 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8409 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8410 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8411 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8412 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8413 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8414 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8415 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8416 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8417 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8418 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8419 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8420 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8421 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8422 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8423 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8424 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8426 * config/arm/arm-tune.md: Regenerate.
8427 * config/arm/arm-protos.h: Update prototypes.
8428 * config/arm/vfp.md: Enable patterns for Thumb-2.
8429 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8430 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8431 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8432 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8433 * config/arm/libunwind.S: Add Thumb-2 code.
8434 * config/arm/constraints.md: Update include Thumb-2.
8435 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8436 * config/arm/ieee754-df.S: Ditto.
8437 * config/arm/bpabi.S: Ditto.
8438 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8439 * config/arm/predicates.md (low_register_operand,
8440 low_reg_or_int_operand, thumb_16bit_operator): New.
8441 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8442 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8443 * config/arm/t-arm-elf: Add armv7 multilib.
8444 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8446 (UNSPEC_STACK_ALIGN, ce_count): New.
8447 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8448 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8450 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8451 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8452 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8453 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8454 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8455 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8457 * doc/extend.texi: Document ARMv7-M interrupt functions.
8458 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8460 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8462 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8463 (struct _Unwind_Context): Rename args_size to flags, remove
8464 signal_frame field, add a new args_size field and version field.
8465 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8466 _Unwind_IsExtendedContext): New inline functions.
8467 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8468 Assume by_value array is only present if _Unwind_IsExtendedContext.
8469 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8470 _Unwind_IsSignalFrame.
8471 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8472 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8473 (uw_init_context_1): Initialize context->flags to
8474 EXTENDED_CONTEXT_BIT.
8475 * config/rs6000/linux-unwind.h (frob_update_context): Use
8476 _Unwind_SetSignalFrame.
8478 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8481 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8482 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8485 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8487 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8488 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8489 RET, AT_SP): Remove.
8490 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8493 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8494 * cfgbuild.c (find_basic_blocks): Likewise.
8495 * cfgrtl.c (rtl_create_basic_block): Likewise.
8496 * function.c (temp_slots_at_level): Likewise.
8497 * reg-stack.c (stack_regs_mentioned): Likewise.
8498 * regclass.c (allocate_reg_info): Likewise.
8499 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8500 set_bb_for_stmt, move_block_to_fn): Likewise.
8501 * tree-complex.c (tree_lower_complex): Likewise.
8502 * vec.h (VEC_safe_grow_cleared): New.
8504 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8506 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8508 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8509 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8511 * cfgloopmanip.c (scale_loop_frequencies): Export.
8512 (loopify): Scale the frequencies by prescribed coefficients.
8513 (set_zero_probability): New function.
8514 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8515 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8516 and frequencies according to arguments.
8517 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8519 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8520 * modulo-sched.c (sms_schedule): Set probabilities for entering
8521 versioned loop correctly.
8522 * tree-vect-transform.c (vect_transform_loop): Ditto.
8523 * cfgloop.h (loopify, loop_version): Declaration changed.
8524 (scale_loop_frequencies): Declared.
8526 2007-01-02 Jan Hubicka <jh@suse.cz>
8528 * cgraph.c: Include tree-flow.h
8529 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8531 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8532 * tree-pass.h (pass_all_early_optimizations): Declare.
8533 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8535 (cgraph_analyze_function): Do early_local_passes.
8536 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8537 Do not add referenced vars.
8538 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8540 (gate_all_early_local_passes): New gate.
8541 (pass_early_local_passes): Use new gate.
8542 (execute_early_local_optimizations): New functions.
8543 (gate_all_early_optimizations): New gate.
8544 (pass_all_early_optimizations): New pass.
8545 (execute_free_datastructures): Free SSA only when initialized.
8546 (gate_init_datastructures): Init only when optimizing.
8547 (tree_lowering_passes): Do early local passes when called late.
8548 * tree-profile.c (do_tree_profiling): Don't profile functions added
8550 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8551 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8553 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8554 during early_local_passes.
8555 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8558 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8560 * Makefile.in: Update copyright year.
8562 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8564 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8565 in $(lang_checks) and check-consistency targets.
8567 2007-01-02 Jan Hubicka <jh@suse.cz>
8569 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8570 Do not add referenced vars.
8571 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8573 * passes.c (init_optimization_passes): Put mudflap_2 after
8574 free_datastructures.
8576 2007-01-02 Jan Hubicka <jh@suse.cz>
8578 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8579 Set NOTHROW flag on call statements proved to be nothrow.
8580 Update statement of local calls so new pure/const functions are
8581 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8583 (tree_rest_of_compilation): Register hooks and initialize bitmap
8584 early. Do not set after_inlining flag.
8586 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8588 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8589 HOST_BITS_PER_LONGLONG
8591 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8594 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8595 warning for non-static initializers.
8597 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8599 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8600 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8601 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8602 Always use set_unique_reg_note to add REG_EQUAL notes.
8604 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8607 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8609 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8610 * cfgbuild.c (find_basic_blocks): Likewise.
8611 * cfgrtl.c (rtl_create_basic_block): Likewise.
8612 * function.c (temp_slots_at_level): Likewise.
8613 * reg-stack.c (stack_regs_mentioned): Likewise.
8614 * regclass.c (allocate_reg_info): Likewise.
8615 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8616 set_bb_for_stmt, move_block_to_fn): Likewise.
8617 * tree-complex.c (tree_lower_complex): Likewise.
8618 * vec.h (VEC_safe_grow_cleared): New.
8620 2007-01-02 Ian Lance Taylor <iant@google.com>
8622 * c-common.c (c_common_truthvalue_conversion): When warning about
8623 using an assignment as a truth value, set TREE_NO_WARNING.
8625 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8628 * c.opt (Wold-style-declaration): New.
8629 * doc/invoke.texi (C-only Warning Options): New.
8630 (Wold-style-declaration): Document it.
8631 (Wextra): Enabled by -Wextra.
8632 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8633 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8634 -Wold-style-declaration.
8636 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8638 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8639 * cfgbuild.c (find_basic_blocks): Likewise.
8640 * cfgrtl.c (rtl_create_basic_block): Likewise.
8641 * function.c (temp_slots_at_level): Likewise.
8642 * reg-stack.c (stack_regs_mentioned): Likewise.
8643 * regclass.c (allocate_reg_info): Likewise.
8644 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8645 set_bb_for_stmt, move_block_to_fn): Likewise.
8646 * tree-complex.c (tree_lower_complex): Likewise.
8647 * vec.h (VEC_safe_grow_cleared): New.
8649 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8651 * c-common.c (c_common_nodes_and_builtins): Since variants of
8652 void_type_node get built before it is given a name, we need to
8653 give those variants the name, too.
8654 (complete_array_type): We need to work with the canonical main
8655 type of the array, from which we will build the qualified version.
8656 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8657 * print-tree.c (print_node): Display canonical type information
8659 * stor-layout.c (layout_type): When we don't know the
8660 alignment of a type for which we're building an array, we end up
8661 guessing wrong, so make the type require structural equality.
8662 * tree.c (make_node_stat): When we build a new type, it is its
8664 (build_type_attribute_qual_variant): When building an attribute
8665 variant, its canonical type is the non-attribute variant. However,
8666 if the attributes are target-dependent and they differ, we need to
8667 use structural equality checks for this type.
8668 (build_qualified_type): A qualified type is not equivalent to its
8669 unqualified variant; set the canonical type appropriately.
8670 (build_distinct_type_copy): When building a distinct type from
8671 another type, the new type is its own canonical type.
8672 (build_variant_type_copy): When building a new type variant, we
8673 assume that it is equivalent to the original type.
8674 (build_pointer_type_for_mode): When building a pointer type, also
8675 build a canonical type pointer.
8676 (build_reference_type_for_mode): When building a reference type,
8677 also build a canonical type reference.
8678 (build_index_type): When we can't hash an index type (e.g.,
8679 because its maximum value is negative), the index type requires
8680 structural equality tests.
8681 (build_array_type): Build the canonical form of an array type.
8682 (build_function_type): Function types require structural equality,
8683 because they contain default arguments, attributes, etc.
8684 (build_method_type_directly): Ditto for method types.
8685 (build_offset_type): Build the canonical offset type.
8686 (build_complex_type): Build the canonical vector type.
8687 (make_vector_type): Build the canonical vector type.
8688 * tree.h (TYPE_CANONICAL): New.
8689 (TYPE_STRUCTURAL_EQUALITY_P): New.
8690 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8691 (struct tree_type): Added "canonical" field.
8692 * params.h (VERIFY_CANONICAL_TYPES): New.
8693 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8694 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8695 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8696 * doc/invoke.texi (verify-canonical-types): Document --param
8697 parameter for verifying canonical types.
8699 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8701 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8702 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8703 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8704 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8706 * config/rs6000/e500.h: New.
8707 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8708 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8710 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8711 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8712 TARGET_E500_DOUBLE): Remove.
8713 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8714 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8715 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8716 * config/rs6000/rs6000.c (rs6000_override_options): Use
8719 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8721 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8722 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8723 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8724 rs6000_emit_cmove): Don't check TARGET_E500.
8725 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8726 sordered): Don't check TARGET_E500.
8728 2007-01-01 Eric Christopher <echristo@apple.com>
8730 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8731 HARD_REGISTER_NUM_P.
8733 2007-01-01 Roger Sayle <roger@eyesopen.com>
8735 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8736 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8737 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8740 2007-01-01 Mike Stump <mrs@apple.com>
8742 * configure.ac: Remove support for building with Apple's gcc-3.1.
8744 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8747 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8748 REG is a hard register. Do not modify REG before calling
8750 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8751 multiple of the size of YMODE for certain lowpart cases.
8753 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8756 * gimplify (voidify_wrapper_expr): Update for
8759 2007-01-01 Andreas Schwab <schwab@suse.de>
8762 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8763 save of BR0 in extra_spill_size instead of spill_size.
8764 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8766 (ia64_expand_epilogue): Restore BR0 from its new location.
8768 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8770 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8771 Use a temporary variable if the left hand side is not a gimple
8774 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8776 * gimplify.c (gimplify_return_expr): Make the temporary variable
8777 for the return expression, a gimple register variable.
8779 2007-01-01 Jan Hubicka <jh@suse.cz>
8781 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8784 2007-01-01 Mike Stump <mrs@apple.com>
8786 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8788 * config/darwin.c (machopic_select_rtx_section): Use
8790 (darwin_mergeable_constant_section): Likewise.
8791 * configure: Regenerate.
8792 * config.in: Regenerate.
8794 2007-01-01 Jan Hubicka <jh@suse.cz>
8795 Andrew Pinski <pinskia@gmail.com>
8797 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8798 before starting IPA passes.