1 2007-03-19 Michael Matz <matz@suse.de>
3 * builtins.c (expand_builtin_sync_operation,
4 expand_builtin_compare_and_swap,
5 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14 * doc/tm.texi: Add brackets around the return type of
15 TARGET_SECONDARY_RELOAD.
17 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/31254
21 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22 Use handled_component_p () where appropriate. Continue
23 propagating into the rhs if we propagated into an INDIRECT_REF
26 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
28 * config/s390/s390.md (op_type attribute): RRR instruction type added.
29 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
30 (xde, xdee): Mode attributes adjusted to support DFP modes.
31 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
32 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
33 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
34 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
35 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
36 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
37 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
39 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
40 "movsf"): Insn definitions removed.
41 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
42 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
43 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
45 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
46 "reload_in<mode>", "reload_out<mode>"): Expander added.
47 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
50 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
52 * config/s390/s390.md: Only non-functional changes. Renamed
53 FPR mode macro to BFP all over the file.
55 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
57 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
58 (op_type attribute): RRF instruction type added.
59 (fT0): New mode attribute.
60 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
61 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
62 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
63 no secondary memory is needed when moving DFmode values between GPRs
66 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
68 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
69 inverted and documentation adjusted.
70 ("mhard-dfp", "msoft-dfp"): New options.
71 * config/s390/s390.c (s390_handle_arch_option): New architecture
73 (override_options): Sanity checks for the new options added.
74 * config.gcc: New architecture switch: z9-ec.
75 * config/s390/s390.h (processor_flags): PF_DFP added.
76 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
77 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
78 when the bit is NOT set so remove it from the defaults.
80 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
82 * genemit.c (main): Print include statement for dfp.h.
83 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
86 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
88 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
90 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
93 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
96 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
98 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
99 attr_length_call, output_call, output_indirect_call): Cleanup
100 formatting of targetm calls.
102 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
104 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
106 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
108 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
109 reservation, bypass and anti-bypass descriptions for these instructions.
110 Update move patterns.
111 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
114 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
116 * tree-vect-transform.c (get_initial_def_for_induction): Replace
117 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
118 (get_initial_def_for_reduction): Likewise.
120 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
122 Fix PR tree-optimization/29922
123 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
124 (get_representative): Removed.
125 (value_dies_in_block_x): Update for rvuse removal.
126 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
127 (compute_antic_aux): Handle when PHI nodes appear in
128 non-single-successors.
129 (dump_bitmap_of_names): Removed.
130 (compute_antic_safe): Renamed and removed rvuse calculation.
131 Calculate only antic safe.
132 (insert_into_preds_of_block): Remove assert.
133 (execute_pre): Update for renamed functions.
134 (defer_or_phi_translate_block): New function.
136 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
138 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
139 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
141 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
142 Follow spelling conventions.
144 * tree-data-ref.h: Remove the prototype for analyze_array.
146 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
148 PR tree-optimization/31041
149 * tree-vect-transform.c (get_initial_def_for_induction): Call
150 force_gimple_operand.
152 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
154 * ipa-type-escape.c (look_for_casts) : Revert code to use
155 handled_component_p due to ada test a-numaux.adb.
157 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
159 * final.c (final_scan_insn): Alter the condition of a
160 conditional trap if we have nonstandard CC.
162 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
164 * configure.ac: Remove excess quoting from asm line 0 test.
165 * configure: Rebuilt.
167 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
169 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
170 * c-common.c (convert_and_check): Move warning logic to...
171 (warnings_for_convert_and_check): ...here. Define.
172 * c-common.h (warnings_for_convert_and_check): Declare.
174 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
176 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
177 (output_call): Likewise.
179 2007-03-16 Richard Sandiford <richard@codesourcery.com>
181 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
183 2007-03-16 Richard Sandiford <richard@codesourcery.com>
185 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
187 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
190 opteron, athlon-64 and athlon-fx processor_alias_table entries.
192 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
194 PR tree-optimization/31183
195 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
196 Use double_int instead of unsigned int for representing access_strides.
197 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
199 2007-03-16 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/31146
202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
203 to allow recursion of forward_propagate_addr_expr.
204 (forward_propagate_addr_into_variable_array_index): Likewise.
205 (forward_propagate_addr_expr): Likewise.
206 (tree_ssa_forward_propagate_single_use_vars): Likewise.
207 (forward_propagate_addr_expr_1): Recurse on simple copies
208 instead of propagating into them. Do so for useless conversions
210 (forward_propagate_addr_expr): Clean up unused statements after
213 2007-03-16 Richard Guenther <rguenther@suse.de>
215 * builtins.c (expand_builtin_cexpi): Use the right argument
216 for the expansion via cexp.
218 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
220 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
221 * configure: Rebuilt.
223 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
226 * dwarf2out.c (force_type_die): Adjust comment.
227 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
229 2007-03-15 DJ Delorie <dj@redhat.com>
231 * config/frv/predicates.md (minmax_operator): Don't check operands
234 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
236 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
237 Update constant estimates of number of iterations.
238 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
239 argument renamed to "realistic".
240 (compute_estimated_nb_iterations): Removed.
241 (record_niter_bound): New function.
242 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
243 call record_nonwrapping_iv with upper = false.
244 (infer_loop_bounds_from_signedness): Pass upper argument to
245 record_nonwrapping_iv.
246 (estimate_numbers_of_iterations_loop): Do not call
247 compute_estimated_nb_iterations. Record estimate based on profile
248 information. Initialize the constant estimates of number of
250 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
252 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
253 number of iterations is too small.
254 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
255 (EST_NOT_AVAILABLE): Removed.
256 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
257 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
260 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
262 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
263 Handle NE_EXPR guards.
265 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
268 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
269 Set also -pedantic-errors by default for the preprocessor unless
270 -fpermissive is given.
272 2007-03-15 Richard Guenther <rguenther@suse.de>
276 * builtins.c (expand_builtin_cexpi): As a fallback if we
277 don't have builtins for sincos or cexp create a function
278 declaration for cexp and expand to a call to that.
279 (expand_builtin_int_roundingfn): Always fall
280 back to floor/ceil and its variants even if they may be
283 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
286 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
287 jump tables, move the call to delete_dead_jumptables from here...
288 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
289 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
290 don't allow merging of blocks that try_redirect_by_replacing_jump
291 also does not handle when not optimizing.
293 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
294 Francois-Xavier Coudert <coudert@clipper.ens.fr>
296 * config/i386/i386.md (x86_sahf_1): Correctly handle
299 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
303 x86_64_general_operand as operand[2] predicate. Remove "iF"
304 from operand constraints and use "e" constraint instead.
305 (*subti3_1, *subti3_1 splitter): Ditto.
306 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
307 operand[1] predicate.
309 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
311 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
312 arrays, multiply the access strides by the size of the sub-array.
313 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
315 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
317 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
318 the configured assembler supports the sahf mnemonic.
319 * configure: Regenerate.
320 * config.in: Regenerate.
322 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
323 emit "sahf" or ".byte\t0x9e" as asm template.
325 2007-03-14 Michael Meissner <michael.meissner@amd.com>
328 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
329 option to replace hard coded TARGET_xxx in md file.
330 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
331 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
332 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
333 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
334 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
335 (X86_TUNE_NOT_VECTORMODE): Ditto.
336 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
337 (TUNE_AVOID_VECTOR_DECODE): Ditto.
338 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
339 (TUNE_SLOW_IMUL_IMM8): Ditto.
340 (TUNE_MOVE_M1_VIA_OR): Ditto.
341 (TUNE_NOT_UNPAIRABLE): Ditto.
342 (TUNE_NOT_VECTORMODE): Ditto.
344 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
347 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
348 tuning options instead of hard coded TARGET_xxx.
349 (fix ssemode peephole2's): Ditto.
350 (imul peephole2's): Ditto.
352 (movdi_or_rex64): Ditto.
353 (move peephole2): Ditto.
354 (not peephole2's): Ditto.
356 2007-03-14 Dirk Mueller <dmueller@suse.de>
358 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
359 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
360 * c-parser.c (c_parser_if_body): Always add an empty statement in case
362 * c-parser.c (c_parser_do_statement): Warn about empty body in
364 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
365 * doc/invoke.texi (-Wempty-body): Update documentation.
367 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
370 * c-common.h (warn_for_div_by_zero): Declare.
371 * c-common.c (warn_for_div_by_zero): Define.
372 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
375 2007-03-14 Richard Sandiford <richard@codesourcery.com>
377 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
378 to PREFIX and STANDARD_PREFIX.
380 2007-03-14 Richard Sandiford <richard@codesourcery.com>
381 Phil Edwards <phil@codesourcery.com>
383 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
384 (__gthread_once_t): Remove busy field for RTPs.
385 (__GTHREAD_ONCE_INIT): Update accordingly.
387 2007-03-14 Richard Sandiford <richard@codesourcery.com>
389 * doc/invoke.texi: Document VxWorks options.
391 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
393 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
395 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
397 PR tree-optimization/30590
398 * tree-nrv.c (tree_nrv): Check for the partial update of the
401 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
403 * flags.h (flag_random_seed): Remove declaration, in favor of...
404 * toplev.h (get_random_seed, set_random_seed): ... these.
405 * tree.c (get_file_function_name): Use the former.
406 * opts.c (common_handle_option): Use the latter.
409 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
412 * cse.c (cse_find_path): Do not bail out if a basic block that
413 we already visited now becomes part of a path that starts at a
414 different basic block. Just disallow this, to make sure we
415 visit each basic block at most once.
417 2007-03-13 Jan Hubicka <jh@suse.cz>
419 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
420 when profile esitmate is present, calls with very low frequency are
423 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
425 PR tree-optimization/30730
426 PR tree-optimization/26900
427 * tree-ssa-loop-niter.c: Include gmp.h.
429 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
430 split_to_var_and_offset, determine_value_range,
431 bound_difference_of_offsetted_base, refine_bounds_using_guard,
432 bound_difference, bounds_add, bounds_negate,
433 number_of_iterations_ne_max, dump_affine_iv): New functions.
434 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
435 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
436 difference of initial and final value of control iv to validate
438 (number_of_iterations_cond): Add loop parameter. Determine bounds
439 on the difference of the extremes of the control iv. Add dumps.
440 (expand_simple_operations): Handle phi nodes.
441 (simplify_using_initial_conditions): Do not record used conditions.
442 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
443 Do not set additional_info.
444 (implies_nonnegative_p, implies_ge_p): Removed.
445 (derive_constant_upper_bound): Do not use parameter `additional'.
446 (record_estimate): Parameter `additional' removed. Parameter
447 `i_bound' added. Do not call derive_constant_upper_bound.
448 (record_nonwrapping_iv): Use derive_constant_upper_bound to
449 bound the number of iterations estimate.
450 (estimate_numbers_of_iterations_loop): Pass the estimate from
451 the number of iterations analysis to record_estimate.
452 * tree.h (multiple_of_p): Declare.
453 * tree-scalar-evolution.c (expression_expensive_p): Removed.
454 (scev_const_prop): Do not check expression_expensive_p.
455 * fold-const.c (multiple_of_p): Exported.
456 * double-int.c (double_int_mask): Exported.
457 * double-int.h (double_int_mask): Declare.
458 * tree-flow.h (struct tree_niter_desc): Removed additional_info
459 field. Added max field.
461 2007-03-13 David Taylor <taylor@candd.org>
464 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
467 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
470 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
473 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.opt (mcx16, msahf): New options.
476 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
477 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
479 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
480 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
481 Output -mcx16 and -msahf options when corresponding bit is set.
483 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
486 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
488 * configure.ac: Test for assembler tolerance to # 0 "".
489 * configure, config.in: Rebuilt.
490 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
492 2007-03-13 Geoffrey Keating <geoffk@apple.com>
494 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
496 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
497 (handle_syscall): Handle direct system calls.
498 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
500 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
502 * doc/invoke.texi: Fix cpp.info cross-reference.
503 * doc/passes.texi: Fix gcc.info cross-reference.
505 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
507 PR tree-optimization/30835
508 * lambda-code.c (can_convert_to_perfect_nest): Check whether
509 bb_for_stmt is not NULL before accessing it.
511 2007-03-12 Joseph Myers <joseph@codesourcery.com>
513 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
516 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
519 * doc/install.texi: Document --enable-stage1-languages
521 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
523 * tree-pass.h (pass_into_cfg_layout_mode,
524 pass_outof_cfg_layout_mode): Declare.
525 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
526 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
527 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
528 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
530 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
532 * c-decl.c (warn_variable_length_array): New function.
533 Refactored from grokdeclarator to handle warn_vla
534 and handle unnamed array case.
535 (grokdeclarator): Refactored VLA warning case.
536 * c.opt (Wvla): New flag.
537 * doc/invoke.texi (Wvla): New warning.
539 2007-03-12 Richard Henderson <rth@redhat.com>
541 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
542 (TARGET_SECTION_TYPE_FLAGS): New.
544 2007-03-12 Richard Henderson <rth@redhat.com>
546 * config/darwin.c (machopic_reloc_rw_mask): New.
547 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
548 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
550 2007-03-12 Mark Mitchell <mark@codesourcery.com>
552 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
553 * cppdefault.h (cpp_PREFIX): Document.
554 (cpp_PREFIX_len): Likewise.
555 (cpp_EXEC_PREFIX): New variable.
556 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
557 * c-incpath.c (add_standard_paths): Correct logic for relocating
560 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
563 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
565 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
566 fix_truncdfdi_sse using SSEMODEF mode macro.
567 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
568 fix_truncdfsi_sse using SSEMODEF mode macro.
569 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
570 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
572 2007-03-12 Richard Sandiford <richard@codesourcery.com>
574 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
577 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
579 * tree.h : Add multiple_of_p declaration.
580 * fold-const.c (multiple_of_p): Make multiple_of_p public.
581 * ipa-type-escape.c (results_of_malloc): Redundant.
582 (visited_stmts): New. Visited stmt for walk_use_def_chains.
583 (cast_type): Extended with new members.
584 (check_cast): Returns cast_type.
585 (cast): New structure for data of walk_use_def_chains.
586 (is_malloc_result, is_cast_from_non_pointer_1,
587 is_cast_from_non_pointer,
588 is_array_access_through_pointer_and_index): New functions.
589 (look_for_casts): Returns cast types.
590 (check_call): Returns void.
591 (okay_pointer_operation): Use support of pointer plus index,
592 pointer plus constant and allow all multiplications.
594 2007-03-11 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/31115
597 * tree-vrp.c (extract_range_from_binary_expr): Make sure
598 the shift count is positive and non-anti-range for RSHIFT_EXPR.
599 A shift count of zero is not special as with *_DIV_EXPR.
600 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
603 2007-03-11 Ian Lance Taylor <iant@google.com>
605 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
606 the *_DIV_EXPR codes correctly with overflow infinities.
608 2007-03-11 Ira Rosen <irar@il.ibm.com>
610 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
611 indicate success/failure of the analysis. Add negation to subtrahend
612 in case of subtraction. Fail if both operands contain constants.
613 (create_data_ref): Fail if analyze_offset fails.
615 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
617 * config/i386/i386.md (frndintxf2): Rename to ...
618 (rintxf2): ... this. Remove expander having same name.
619 (rintsf2, rintdf2): Implement using SSEMODEF macro.
620 (roundsf2, rounddf2): Ditto.
621 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
622 (lround<mode>di2, lround<mode>si2): Ditto.
624 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
626 * lower-subreg.c: Include except.h.
627 (decompose_multiword_subregs): Verify that the only control flow
628 insns we can split are loads to multi-words pseudos.
629 Handle breaking such blocks after splitting, instead of calling
630 find_many_sub_basic_blocks.
632 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
633 on the new basic block. Add a lengthy comment explaining why we
634 thought this was necessary.
635 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
637 2007-03-10 Mark Mitchell <mark@codesourcery.com>
640 * tree.c (walk_type_fields): Recurse into the element type of
641 ARRAY_TYPEs if there is a pointer set.
643 2007-03-10 Dirk Mueller <dmueller@suse.de>
645 * c-common.c (warn_logical_operator): Fix condition.
647 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
649 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
651 * config/darwin.c (machopic_select_section): Remove superfluous
652 argument in call to categorize_decl_for_section. Remove unused
655 2007-03-10 Joseph Myers <joseph@codesourcery.com>
657 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
659 * configure: Regenerate.
661 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
665 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
666 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
667 Add LABEL_NUSES to emitted label.
668 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
669 branch probability value to emitted jump insn.
670 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
671 Do not check life information and do not re-arrange input operands
672 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
674 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
676 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
677 the change of decode_asm_operands.
679 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
681 * mode-switching.c (create_pre_exit): Skip blockage insn.
683 2007-03-09 Diego Novillo <dnovillo@redhat.com>
685 * tree-pass.h (TODO_update_smt_usage): Remove.
687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
691 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
693 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
694 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
695 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
698 2007-03-09 Geoffrey Keating <geoffk@apple.com>
700 * gcc.c: Document %{, in big comment at top.
701 (input_suffix_matches): Remove special handling for .s and
703 (input_spec_matches): New.
704 (handle_braces): Handle %{,.
705 (validate_switches): ',' indicates a value which is not a switch.
706 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
707 to detect assembler input.
708 * config/i386/sol2.h (CPP_SPEC): Likewise.
709 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
710 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
711 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
712 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
713 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
714 -m64 causes deployment target to default to 10.5.
715 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
717 2007-03-09 Richard Henderson <rth@redhat.com>
720 * target.h (targetm.asm.out.reloc_rw_mask): New.
721 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
722 (TARGET_ASM_OUT): Use it.
723 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
724 * varasm.c (categorize_decl_for_section): Remove shlib argument;
725 use the new reloc_rw_mask target hook instead.
726 (default_section_type_flags_1): Merge into...
727 (default_section_type_flags): ... here.
728 (decl_readonly_section_1): Merge into...
729 (decl_readonly_section): ... here.
730 (default_elf_select_section_1): Merge into...
731 (default_elf_select_section): ... here.
732 (default_unique_section_1): Merge into...
733 (default_unique_section): ... here.
734 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
735 (default_select_rtx_section): Use it.
736 (default_elf_select_rtx_section): Likewise.
737 * output.h: Update to match.
738 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
739 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
740 (TARGET_ASM_RELOC_RW_MASK): New.
741 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
742 to categorize_decl_for_section.
743 (x86_64_elf_unique_section): Likewise.
744 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
745 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
746 (TARGET_ASM_RELOC_RW_MASK): New.
747 * config/ia64/ia64.c (ia64_rwreloc_select_section,
748 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
749 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
750 (TARGET_RWRELOC): Remove.
751 (ia64_section_type_flags): Adjust call to default_section_type_flags.
752 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
753 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
754 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
755 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
756 (rs6000_xcoff_select_section): Use decl_readonly_section.
757 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
758 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
759 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
760 (TARGET_SECTION_TYPE_FLAGS): Remove.
761 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
763 2007-03-09 Roger Sayle <roger@eyesopen.com>
765 * fold-const.c (fold_comparison): Remove compile-time evaluation of
766 complex constant equality/inequality comparisons for here.
767 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
768 known at compile-time or can be simplified to a scalar comparison.
769 (fold_relational_const): Move compile-time evaluation of complex
770 constant equality/inequality comparisons to here.
772 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
774 PR rtl-optimization/30643
775 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
777 (fold_rtx): Recurse, like before 2006-11-03.
779 2007-03-09 DJ Delorie <dj@redhat.com>
781 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
784 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
786 PR tree-optimization/30375
787 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
788 LHS of statements is not the same.
789 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
791 2007-03-09 Chao-ying Fu <fu@mips.com>
793 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
795 * doc/invoke.texi (-mdspr2): Document new option.
796 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
797 New unspec for DSP REV 2.
798 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
799 these instructions are extended in DSP REV 2.
800 (mips-dspr2.md): Include.
801 * config/mips/mips.opt (mdspr2): New option.
802 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
803 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
804 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
805 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
806 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
807 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
808 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
810 (bdesc_map): Add one field of unsupported_target_flags.
811 (bdesc_arrays): Update entries to have extra fields. Add
813 (mips_init_builtins): Initialize new function types.
814 Check unsupported_target_fileds to filter out builtins.
815 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
817 (ASM_SPEC): Pass mdspr2 to the assembler.
818 * config/mips/mips-dspr2.md: New file.
820 2007-03-09 Sa Liu <saliu@de.ibm.com>
822 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
824 2007-03-09 Ian Lance Taylor <iant@google.com>
826 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
827 argument) like -Wstrict-overflow=2.
828 * doc/invoke.texi (Warning Options): Update documentation.
830 2007-03-09 Dirk Mueller <dmueller@suse.de>
833 * doc/invoke.texi (-Wlogical-op): Document.
834 * common.opt (-Wlogical-op): New.
835 * c-common.h (warn_logical_operator): Declare.
836 * c-common.c (warn_logical_operator): Define.
837 * c-typeck.c (parser_build_binary_op): Call
838 warn_logical_operator.
840 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
842 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
843 * final.c (final_scan_insn): Test for non-"" file name.
845 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
847 * doc/loop.texi: Document the Omega linear constraints solver.
848 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
849 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
850 omega-hash-table-size, omega-max-keys, and
851 omega-eliminate-redundant-constraints.
852 * tree-pass.h (pass_check_data_deps): Declared.
855 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
856 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
857 pass_check_data_deps): New.
858 * tree-data-ref.c (init_data_ref): Remove declaration.
859 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
860 (analyze_array): Renamed init_array_ref, move up initializations.
861 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
862 Removed arguments that are set to NULL.
863 (analyze_indirect_ref): Correct indentation, correct call to
865 (object_analysis): Call init_array_ref instead of analyze_array.
866 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
867 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
868 of DR_ACCESS_FNS_ADDR.
869 (init_omega_eq_with_af, omega_extract_distance_vectors,
870 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
871 ddr_consistent_p): New.
872 (compute_affine_dependence): Check consistency of ddrs when
873 flag_check_data_deps is passed.
874 (analyze_all_data_dependences): Uncomment.
875 (tree_check_data_deps): New.
876 * tree-data-ref.h: Include omega.h.
877 (DR_ACCESS_FNS_ADDR): Removed.
878 (data_dependence_relation): Add inner_loop.
879 (DDR_INNER_LOOP): New.
880 * common.opt (fcheck-data-deps): New.
881 * tree-flow.h (tree_check_data_deps): Declare.
882 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
883 (OBJS-common): Depend on omega.o.
885 * passes.c (pass_check_data_deps): Scheduled.
886 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
887 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
888 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
889 PARAM_VECT_MAX_VERSION_CHECKS,
890 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
892 2007-03-09 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/30904
896 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
897 the same way as *_DIV_EXPR.
899 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
901 * recog.c (decode_asm_operands): No mixed declarations and code.
903 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
905 * rtl.def (ASM_INPUT): Add location.
906 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
907 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
908 (decode_asm_operands): Add loc operand.
909 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
910 * stmt.c (expand_asm): Rename to...
911 (expand_asm_loc): ... this. Add locus argument. Pass it on to
912 gen_rtx_ASM_INPUT_loc.
913 (expand_asm_expr): Adjust.
914 * recog.c (decode_asm_operands): Add loc operand.
915 (check_asm_operands, extract_insn): Adjust.
916 * reload1.c (maybe_fix_stack_asms): Likewise.
917 * final.c (asm_insn_count): Likewise.
918 (final_scan_insn): Output # line before and after asm.
920 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
922 * tree-ssa-structalias.c (variable_info): Remove
924 (new_var_info): Ditto.
925 (shared_bitmap_info_t): New structure.
926 (shared_bitmap_table): New variable.
927 (shared_bitmap_hash): New function.
928 (shared_bitmap_eq): Ditto
929 (shared_bitmap_lookup): Ditto.
930 (shared_bitmap_add): Ditto.
931 (merge_smts_into): Change to take bitmap directly.
932 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
933 (init_alias_vars): Init shared bitmap hashtable.
934 (delete_points_to_sets): Delete shared bitmap hashtable.
935 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
936 is_aliased removal as a change that was still necessary was
939 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.h (override_options): Conditionally disable
942 x86_sahf for 64bit targets only.
944 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
947 * c-decl.c (merge_decls): Don't call make_var_volatile.
948 * varasm.c (make_var_volatile): Remove.
949 * output.h (make_var_volatile): Remove.
951 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
953 PR tree-optimization/31085
954 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
956 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
958 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
959 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
960 ATTR_CONST_NOTHROW_LIST.
962 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
965 2007-03-08 Diego Novillo <dnovillo@redhat.com>
967 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
969 2007-03-08 Geoffrey Keating <geoffk@apple.com>
972 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
974 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
975 passed, use shared libgcc.
977 2007-03-08 Roger Sayle <roger@eyesopen.com>
979 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
980 instead of calling build2 with a GIMPLE_MODIFY_STMT.
981 (honor_protect_cleanup_actions, lower_try_finally_switch):
983 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
984 ifc_temp_var): Likewise.
985 * tree-inline.c (setup_one_parameter): Likewise.
986 * tree-mudflap.c (mf_decl_cache_locals,
987 mf_build_check_statement_for): Likewise.
988 * tree-nested.c (init_tmp_var, save_tmp_var,
989 finalize_nesting_tree_1): Likewise.
990 * tree-outof-ssa.c (insert_copy_on_edge,
991 insert_backedge_copies): Likewise.
992 * tree-profile.c (tree_gen_edge_profiler,
993 tree_gen_ic_profiler): Likewise.
994 * tree-scalar-evolution.c (scev_const_prop): Likewise.
995 * tree-sra.c (sra_build_assignment): Likewise.
996 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
997 * tree-ssa-math-opts.c (insert_reciprocals,
998 execute_cse_sincos_1): Likewise.
999 * tree-tailcall.c (adjust_accumulator_values,
1000 adjust_return_value): Likewise.
1001 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1002 * tree-vect-transform.c (vect_create_data_ref_ptr,
1003 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1004 vect_create_epilog_for_reduction, vectorizable_reduction,
1005 vectorizable_call, vectorizable_conversion,
1006 vectorizable_assignment, vectorizable_operation,
1007 vectorizable_type_demotion, vect_gen_widened_results_half,
1008 vect_permute_store_chain, vectorizable_store,
1009 vect_setup_realignment, vect_permute_load_chain,
1010 vectorizable_load, vectorizable_condition,
1011 vect_create_cond_for_align_checks): Likewise.
1012 * tree-vrp.c (build_assert_expr_for): Likewise.
1014 2007-03-08 Ian Lance Taylor <iant@google.com>
1016 * tree-vrp.c: Include "intl.h".
1017 (usable_range_p): New static function.
1018 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1019 overflowed values, juts set *strict_overflow_p.
1020 (compare_values): Only return -2 if one of the operands is not a
1022 (compare_ranges): Call usable_range_p.
1023 (compare_range_with_value): Likewise.
1024 (vrp_evaluate_conditional_warnv): Rename from
1025 vrp_evaluate_conditional. Make static. Change all callers.
1026 (vrp_evaluate_conditional): New function.
1027 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1029 (simplify_abs_using_ranges): Likewise.
1030 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1031 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1032 within_stmt parameter.
1033 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1034 vrp_evaluate_conditional.
1035 * tree-ssa-threadedge.c
1036 (record_temporary_equivalences_from_stmts_at_dest): Change
1037 simplify parameter to take a second tree parameter.
1038 (simplify_control_stmt_condition): Likewise.
1039 (thread_across_edge): Likewise.
1040 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1041 (thread_across_edge): Likewise.
1042 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1044 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1046 * config/i386/i386.h (TARGET_SAHF): New define.
1047 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1048 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1049 (x86_sahf): New global variable.
1050 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1051 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1052 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1053 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1055 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1056 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1057 when expanding fcomi/sahf based tests.
1058 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1059 expanding sahf based alternative. Emit sahf based sequence when
1060 optimizing for code size.
1061 * config/i386/i386.md (x86_sahf_1): Do not disable for
1062 TARGET_64BIT, enable for TARGET_SAHF.
1064 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1066 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1067 spurious whitespace from error message.
1069 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1072 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1074 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1076 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1078 * tree-sra.c (instantiate_element): Propagate disabled warnings
1079 from the element itself to the created variable.
1081 2007-03-07 Richard Henderson <rth@redhat.com>
1084 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1085 silently fix up the stack in the case of a missing register.
1087 2007-03-07 Paul Brook <paul@codesourcery.com>
1089 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1091 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1093 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1095 (phase1_vrs): Use them.
1096 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1097 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1098 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1099 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1100 __gnu_Unwind_Restore_WMMXC if required.
1101 (_Unwind_VRS_Pop): Implement iWMMXt support.
1102 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1103 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1104 gnu_Unwind_Save_WMMXC): Define.
1106 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1108 * config/vxworks.h (vxworks_override_options): Declare.
1109 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1110 * config/vxworks.c: Include target.h and toplev.h.
1111 (vxworks_override_options): New function.
1112 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1114 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1116 * config/s390/s390.c (override_options): Don't emit an error when
1117 -mstack-size is used without providing -mstack-guard.
1118 (s390_emit_prologue): Choose stack_guard value automatically if not
1119 provided via command line.
1120 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1122 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1124 * config/i386/i386.c (output_set_got): Add a GOT initialization
1125 sequence for VxWorks PIC.
1126 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1127 around labels as well as symbols. Use gotoff_operand instead
1128 of local_symbolic_operand.
1129 (legitimize_pic_address): Use gotoff_operand instead of
1130 local_symbolic_operand. Use @GOT accesses for labels as
1132 (ix86_output_addr_diff_elt): Use PC-relative rather than
1133 GP-relative offsets for VxWorks PIC.
1134 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1135 no_new_pseudos. Check whether the returned register is op0.
1136 * config/i386/i386.md (tablejump): Use PC-relative rather than
1137 GP-relative offsets for VxWorks PIC.
1138 * config/i386/predicates.md (gotoff_operand): New predicate.
1140 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1142 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1144 * config/vxworks-dummy.h: New file.
1145 * config/i386/i386.h: Include it.
1147 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1149 * dwarf2out.c (is_inlined_entry_point): New
1150 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1151 DW_AT_ranges if the first subblock is the entry point.
1153 2007-03-06 David Daney <ddaney@avtrex.com>
1155 * doc/install.texi (mips-*-*): Change recommended binutils
1158 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1160 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1161 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1163 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1164 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1166 2007-03-06 Jan Hubicka <jh@suse.cz>
1168 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1169 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1171 (probably_cold_bb_p): Cold functions are cold.
1172 (probably_never_executed_bb_p): Cold functions are cold.
1173 (tree_bb_level_predictions): Predict calls to cold functions as not
1175 (compute_function_frequency): Check hot/cold attributes.
1176 * function.h (function_frequency): Update comments.
1177 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1178 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1179 (c_common_att): Add cold and hot.
1181 * doc/extend.texi (hot,cold attributes): Document.
1183 2007-03-06 Andrew Haley <aph@redhat.com>
1185 * function.c (expand_function_end): Move blockage to just after we
1186 emit the label for the naked return from the function.
1188 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1190 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1193 2007-03-06 Jan Hubicka <jh@suse.cz>
1195 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1196 loaded for constant large models. Non-large 64bit PIC can do.
1197 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1198 * cmodel.h: Add LARGE PIC.
1199 * i386.md (UNSPEC_PLTOFF): New.
1200 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1202 (*call_1_rex64): Disable for large models.
1203 (*call_1_rex64_large): New.
1204 (*call_value_1_rex64): Disable for large models.
1205 (*call_value_1_rex64_large): New.
1206 (set_rip_rex4): New.
1207 (set_got_offset_rex64): New.
1208 * predicates.md (constant_call_address_operand): For large model
1209 constant calls are not possible.
1210 * i386-protos.h (construct_plt_address): Declare.
1211 * i386.c (override_options): Accept large models.
1212 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1213 (legitimate_constant_p): Add new UNSPECs.
1214 (legitimate_pic_operand_p): Likewise.
1215 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1216 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1218 (output_pic_addr_const): Add PLTOFF.
1219 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1220 (ix86_expand_move): Legitimize pic address when in PIC mode.
1221 (construct_plt_address): New function.
1222 (ix86_expand_call): Offload the address to register and use GOT pointer
1224 * invoke.texi (mcmodel=large): Update documentation.
1226 2007-03-06 Richard Henderson <rth@redhat.com>
1228 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1229 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1230 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1231 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1232 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1233 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1234 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1235 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1236 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1237 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1238 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1239 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1240 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1241 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1242 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1243 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1244 x86_schedule, x86_use_bt, x86_pad_returns,
1245 x86_use_xchgb): Merge into ...
1246 (ix86_tune_features): ... here. New array.
1247 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1248 x86_bswap): Merge into ...
1249 (ix86_arch_features): ... here. New array.
1250 (x86_3dnow_a): Remove.
1251 (x86_accumulate_outgoing_args): Make static.
1252 (x86_arch_always_fancy_math_387): Make static.
1253 (ix86_tune_mask, ix86_arch_mask): Move ...
1254 (override_options): ... to local variables here. Apply the
1255 appropriate mask to each element of ix86_arch_features and
1256 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1257 as were done in the old macros.
1258 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1259 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1260 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1261 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1262 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1263 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1264 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1265 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1266 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1267 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1268 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1269 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1270 x86_accumulate_outgoing_args, x86_prologue_using_move,
1271 x86_epilogue_using_move, x86_decompose_lea,
1272 x86_arch_always_fancy_math_387, x86_shift1,
1273 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1274 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1275 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1276 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1277 x86_use_incdec, x86_pad_returns, x86_bswap,
1278 x86_partial_flag_reg_stall): Remove.
1279 (enum ix86_tune_indices): New.
1280 (ix86_tune_features): New.
1281 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1282 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1283 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1284 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1285 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1286 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1287 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1288 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1289 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1290 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1291 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1292 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1293 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1294 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1295 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1296 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1297 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1298 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1299 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1300 TARGET_EXT_80387_CONSTANTS): Use it.
1301 (enum ix86_arch_indices): New.
1302 (ix86_arch_features): New.
1303 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1304 TARGET_BSWAP): Use it.
1305 (ix86_tune_mask, ix86_arch_mask): Remove.
1307 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1310 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1311 Define using $${sysroot_headers_suffix}.
1312 * configure: Regenerate.
1313 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1314 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1316 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1317 * gcc.c (print_sysroot_headers_suffix): New.
1318 (option_map): Include --print-sysroot-headers-suffix.
1319 (display_help): Mention -print-sysroot-headers-suffix.
1320 (process_command): Handle -print-sysroot-headers-suffix.
1321 (do_spec_1): Append multilib directory to include-fixed path if
1322 sysroot suffixes in use.
1323 (main): Handle -print-sysroot-headers-suffix.
1324 * Makefile.in (start.encap): Don't depend on xlimits.h
1325 (xlimits.h): Remove.
1326 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1327 limits.h for each multilib in fixinc_list.
1328 (fixinc_list, s-fixinc_list): New.
1329 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1330 generate them for each multilib in fixinc_list.
1331 (stmp-fixproto): Use include-fixed. Run fixproto for each
1332 multilib in fixinc_list.
1333 (mostlyclean): Don't remove xlimits.h.
1334 (clean): Remove include-fixed.
1335 (real-install-headers-tar, real-install-headers-cpio,
1336 real-install-headers-cp): Don't copy include, only include-fixed.
1337 (install-mkheaders): Depend on fixinc_list. Don't depend on
1338 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1339 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1340 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1342 2007-03-06 Jan Hubicka <jh@suse.cz>
1344 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1349 * configure.ac: Allow tm_file to contain build-directory files.
1350 * configure: Regenerate.
1351 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1352 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1353 * config/m68k/print-sysroot-suffix.sh: New file.
1355 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1357 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1358 of pic_offset_table_rtx if reload_completed.
1359 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1360 PIC_OFFSET_TABLE_REGNUM.
1361 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1363 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1364 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1366 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1368 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1369 functions that call eh_return.
1371 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1373 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1374 functions that need a constant pool.
1376 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1379 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1380 (m68k_preferred_reload_class): Likewise.
1381 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1382 (SECONDARY_RELOAD_CLASS): Define.
1383 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1384 (LIMIT_RELOAD_CLASS): Delete.
1385 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1386 registers from storing bytes.
1387 (m68k_secondary_reload_class): New function.
1388 (m68k_preferred_reload_class): Likewise.
1390 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1392 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1394 (m68k_expand_prologue): Likewise.
1396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1398 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1399 (mips_expand_epilogue): Add a bool parameter.
1400 (m68k_legitimize_sibcall_address): Declare.
1401 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1402 (m68k_expand_epilogue): Add a parameter to select between sibling
1403 and normal epilogues. Only generate a return for the latter.
1404 (m68k_ok_for_sibcall_p): New function.
1405 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1406 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1407 (sibcall_value, *sibcall_value): Likewise.
1408 (*call, *call_value): Require !SIBLING_CALL_P.
1409 (epilogue): Update call to m68k_expand_epilogue.
1410 (sibcall_epilogue): New pattern.
1411 * config/m68k/predicates.md (const_call_operand): Say that this
1412 predicate applies to sibling calls too.
1413 (sibcall_operand): New predicate.
1415 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1417 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1418 alternatives as movsi_cf.
1419 (movsf_cf_hard): Add commentary.
1421 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1422 Richard Sandiford <richard@codesourcery.com>
1424 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1425 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1426 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1427 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1428 as being live on exit from an interrupt function.
1429 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1430 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1431 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1432 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1433 (m68k_interrupt_function_p): Globalize.
1434 (m68k_compute_frame_layout): Remove reverse mask code.
1435 (m68k_emit_movem, m68k_set_frame_related): New functions.
1436 (m68k_output_function_prologue): Delete in favor of...
1437 (m68k_expand_prologue): ...this new function.
1438 (m68k_output_function_epilogue): Delete in favor of...
1439 (m68k_expand_epilogue): ...this new function.
1440 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1442 (print_operand): Handle %?.
1443 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1444 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1445 (prologue, epilogue): New patterns.
1446 (return): Turn into a define_expand.
1447 (*return): New pattern, derived from old "return" pattern. Use rte
1448 rather than rts for interrupt functions. Only use rtd if the pop
1450 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1451 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1452 (link, *link, unlink, *unlink, load_got): Likewise.
1454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1458 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1459 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1460 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1461 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1462 and m68k_matches_u_p.
1463 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1464 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1465 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1466 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1467 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1468 (REG_STRICT_P): New macro.
1469 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1470 PCREL_GENERAL_OPERAND_OK.
1471 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1472 m68k_legitimate_base_reg_p.
1473 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1474 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1475 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1476 * config/m68k/m68k.c (m68k_address): New structure.
1477 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1478 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1479 (m68k_jump_table_ref_p, m68k_decompose_address)
1480 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1481 (m68k_matches_u_p): New functions.
1482 (print_operand_address): Rewrite to use m68k_decompose_index.
1484 2007-03-05 David Taylor <dtaylor@emc.com>
1486 * gcc.c: Correct copyright date in --version output.
1488 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1490 * pa.md: In unamed move patterns, disparge copies between general
1491 and floating point registers using '?' modifier. Don't include 'f'
1492 constraint for register preferences in DImode, SImode, HImode and
1493 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1494 Remove constraints for copies between general and floating registers
1495 in soft-float DFmode pattern.
1496 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1500 2007-03-05 Mike Stump <mrs@apple.com>
1502 * c-common.c (targetcm): Add.
1503 * c-opts.c (c_common_handle_option): Handle language specific
1505 * opts.c (handle_option): Verify language for target options, if
1507 * opth-gen.awk: Add CL_LANG_ALL.
1508 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1509 (TARGETCM_INITIALIZER): Add.
1510 * target.h (struct gcc_targetcm): Add.
1512 * targhooks.c (default_handle_c_option): Add.
1513 * targhooks.h (default_handle_c_option): Add.
1514 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1516 * config/darwin.opt (iframework): Add.
1517 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1518 * config/darwin-c.c (handle_c_option): Add.
1519 (TARGET_HANDLE_C_OPTION): Add.
1521 * doc/invoke.texi (Darwin Options): Add -iframework.
1523 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1528 2007-03-05 Ian Lance Taylor <iant@google.com>
1530 * c.opt (fgnu89-inline): New option.
1531 * c-opts.c (c_common_post_options): Set default value for
1533 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1534 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1536 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1537 (grokdeclarator, start_function): Likewise.
1538 * c-cppbuiltin.c (c_cpp_builtins): Define either
1539 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1540 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1541 (C Dialect Options): Document -fgnu89-inline.
1542 * doc/extend.texi (Function Attributes): Explain what the
1543 gnu_inline attribute does.
1544 * doc/cpp.texi (Common Predefined Macros): Document
1545 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1547 2007-03-05 Ian Lance Taylor <iant@google.com>
1549 PR tree-optimization/31034
1550 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1551 half-range if the other side is an overflow infinity.
1553 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1555 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1556 (bfin*-linux-uclibc*): New configuration.
1557 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1559 * config/bfin/linux.h: New file.
1560 * config/bfin/libgcc-bfin.ver: New file.
1561 * config/bfin/t-bfin-uclinux: New file.
1562 * config/bfin/t-bfin-linux: New file.
1563 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1564 (TARGET_OS_CPP_BUILTINS): New macro.
1566 2007-03-05 Richard Guenther <rguenther@suse.de>
1568 * fold-const.c (fold_binary): Remove duplicate folding
1569 of comparison of non-null ADDR_EXPR against null.
1571 2007-03-05 Richard Guenther <rguenther@suse.de>
1572 Dorit Nuzman <dorit@il.ibm.com>
1574 PR tree-optimization/26420
1575 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1576 are no loops in the function. Only print the number of
1577 vectorized loops if it is greater than zero or we are supposed
1578 to print information about unvectorized loops.
1580 2007-03-05 Revital Eres <eres@il.ibm.com>
1582 * gcc.dg/var-expand1.c: New test.
1583 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1584 when an accumulator is expanded.
1586 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1589 * c-common.c (convert_and_check): Don't give warnings for
1590 conversion if 'expr' already overflowed.
1592 2007-03-04 Roger Sayle <roger@eyesopen.com>
1595 * fold-const.c (fold_comparison): Enforce type consistency when
1596 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1598 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1600 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1601 containing a cast to the base of TARGET_MEM_REF.
1603 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1605 * tree.c (tree_contains_struct_check_failed): Remove spurious
1606 whitespace from error message.
1608 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1611 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1612 instead of precision.
1614 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1615 Nathan Sidwell <nathan@codesourcery.com>
1617 * emit-rtl.c (find_auto_inc): New.
1618 (try_split): recreate REG_INC notes,
1619 Use regular for loops rather than whiles.
1621 2007-03-03 Andreas Schwab <schwab@suse.de>
1623 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1624 * configure: Regenerate.
1626 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1629 flag_rounding_math, not flag_unsafe_math_optimizations.
1631 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1633 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1634 alpha_fold_vector_minmax): Likewise.
1635 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1636 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1638 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1640 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1641 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1642 if the lhs has side-effects.
1643 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1645 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/i386.h (TUNEMASK): Remove define.
1648 (ARCHMASK): Remove define.
1649 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1650 Use ix86_arch_mask variable instead of ARCHMASK.
1651 * config/i386/i386.c (override_options): Ditto.
1652 (standard_80387_constant_p): Ditto.
1654 2007-03-02 Ian Lance Taylor <iant@google.com>
1656 Used signed infinities in VRP.
1657 * tree-vrp.c (uses_overflow_infinity): New static function.
1658 (supports_overflow_infinity): New static function.
1659 (make_overflow_infinity): New static function.
1660 (negative_overflow_infinity): New static function.
1661 (positive_overflow_infinity): New static function.
1662 (is_negative_overflow_infinity): New static function.
1663 (is_positive_overflow_infinity): New static function.
1664 (is_overflow_infinity): New static function.
1665 (overflow_infinity_range_p): New static function.
1666 (compare_values_warnv): New function split out of compare_values.
1667 (compare_value): Call it.
1668 (set_value_range_to_nonnegative): Add overflow_infinity
1669 parameter. Change caller.
1670 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1672 (vrp_expr_computes_nonzero): Likewise.
1673 (compare_ranges, compare_range_with_value): Likewise.
1674 (compare_name_with_value, compare_names): Likewise.
1675 (vrp_evaluate_conditional): Likewise.
1676 (set_value_range): Handle infinity
1677 (vrp_operand_equal_p, operand_less_p): Likewise.
1678 (extract_range_from_assert): Likewise.
1679 (vrp_int_const_binop): Likewise.
1680 (extract_range_from_binary_expr): Likewise.
1681 (extract_range_from_unary_expr): Likewise.
1682 (extract_range_from_comparison): Likewise.
1683 (extract_range_from_expr): Likewise.
1684 (dump_value_range): Likewise.
1685 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1686 (test_for_singularity): Likewise.
1687 (vrp_int_const_binop): Remove inline qualifier.
1688 (adjust_range_with_scev): Add comment.
1689 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1691 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1693 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1694 (get_constraint_for): Likewise.
1695 (do_structure_copy): Likewise.
1696 (find_func_aliases): Fix references to MODIFY_EXPR.
1697 (intra_create_variable_infos): Tidy.
1698 * tree-ssa-operands.c (add_virtual_operand): Add argument
1700 When adding members of alias sets, if IS_CALL_SITE is true and
1701 the symbol is not call-clobbered, skip it.
1704 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1706 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1707 entry by means of emit_insn_at_entry.
1709 2007-03-02 Richard Henderson <rth@redhat.com>
1711 * expr.h (promoted_input_arg): Remove decl.
1712 * function.c (promoted_input_arg): Merge into ...
1713 * combine.c (setup_incoming_promotions): ... only caller.
1714 Rearrange to avoid double loop.
1716 2007-03-02 Ben Elliston <bje@au.ibm.com>
1717 Peter Bergner <bergner@vnet.ibm.com>
1718 Janis Johnson <janis187@us.ibm.com>
1720 * config/rs6000/dfp.md: New file.
1721 * config/rs6000/rs6000.md: Include dfp.md.
1722 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1723 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1724 and TDmode decimal float modes in FP registers.
1725 (num_insns_constant): Likewise.
1726 (rs6000_legitimate_offset_address_p): Likewise.
1727 (rs6000_legitimize_address): Likewise.
1728 (rs6000_legitimize_reload_address): Likewise.
1729 (rs6000_legitimate_address): Likewise.
1730 (rs6000_emit_move): Likewise.
1731 (function_arg_boundary): Likewise.
1732 (function_arg_advance): Likewise.
1733 (rs6000_darwin64_record_arg_recurse): Likewise.
1734 (function_arg): Likewise.
1735 (rs6000_gimplify_va_arg): Likewise.
1736 (rs6000_split_multireg_move): Likewise.
1737 (rs6000_output_function_epilogue): Likewise.
1738 (rs6000_output_function_epilogue): Likewise.
1739 (rs6000_register_move_cost): Likewise.
1740 (rs6000_function_value): Likewise.
1741 (rs6000_libcall_value): Likewise.
1743 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1745 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1747 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1749 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1750 Use $MULTIDIR to choose between the kernel and RTP headers,
1751 and use $WIND_BASE and $WIND_USR to locate them.
1753 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/i386.c (override_options): Put initialization of
1756 ix86_tune_mask and ix86_arch_mask to the correct place.
1758 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1759 Michael Meissner <michael.meissner@amd.com>
1762 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1764 (TARGET_CMOVE): Use ARCHMASK.
1765 (TARGET_CMPXCHG): Ditto.
1766 (TARGET_CMPXCHG8B): Ditto.
1767 (TARGET_XADD): Ditto.
1768 (TARGET_BSWAP): Ditto.
1769 * config/i386/i386.c (ix86_tune_mask): New global variable.
1770 (ix86_arch_mask): Ditto.
1771 (override_options): Initialize ix86_tune_mask and
1772 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1775 2007-03-02 Ben Elliston <bje@au.ibm.com>
1778 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1780 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1782 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1783 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1784 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1785 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1787 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1788 rs6000_init_dwarf_reg_sizes_extra): New.
1789 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1790 SPE register high parts.
1792 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1794 * Makefile.in: Add install-pdf target as
1795 copied from automake v1.10 rules.
1796 * configure.ac: Add install-pdf to target list.
1797 * configure: Regenerate.
1799 2007-03-01 Paul Brook <paul@codesourcery.com>
1801 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1802 modes to LDRD for DImode.
1803 (output_move_double): Fixup out of range ldrd/strd.
1804 (vfp_secondary_reload_class): Rename...
1805 (coproc_secondary_reload_class): ... to this. Add wb argument.
1806 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1807 coproc_secondary_reload_class for CLASS_IWMMXT.
1808 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1809 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1811 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1813 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1814 factor by the estimated number of iterations.
1815 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1818 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1819 decode_caches_intel, detect_caches_intel): New functions.
1820 (host_detect_local_cpu): Use detect_caches_amd and
1821 detect_caches_intel.
1823 2007-03-01 Richard Henderson <rth@redhat.com>
1825 * expr.c (emit_move_complex_push): Export.
1826 (emit_move_complex_parts): Split out from ...
1827 (emit_move_complex): ... here.
1828 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1829 * config/i386/i386.md (movcdi): New.
1831 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1834 size of mode1 to check for tieable modes in MMX case.
1836 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1838 * Makefile.in (rtlanal.o): Depend on tree.h.
1839 * rtl.h (offset_within_section_p, split_const): Declare.
1840 * rtlanal.c: Include tree.h.
1841 (offset_within_block_p): New function, taken from
1842 mips_offset_within_object_p.
1843 (split_const): New function, taken from mips_split_const.
1844 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1846 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1847 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1848 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1849 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1850 (m68k_illegitimate_symbolic_constant_p): New function.
1851 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1852 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1853 symbolic constant that might be outside the symbol's section,
1854 move the symbol first and then add the offset.
1855 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1857 * config/mips/mips.c (mips_split_const): Delete.
1858 (mips_offset_within_object_p): Delete.
1859 (mips_symbolic_constant_p): Use offset_within_section_p and
1860 split_const instead of mips_offset_within_object_p and
1862 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1863 (mips_legitimize_const_move, print_operand_reloc)
1864 (mips_dangerous_for_la25_p): Use split_const instead of
1867 2007-02-28 Eric Christopher <echristo@apple.com>
1869 * Makefile.in (install-include-dir): Don't rm -rf include.
1871 2007-02-28 Richard Guenther <rguenther@suse.de>
1874 * fold-const.c (fold_binary): Do not associate expressions
1875 with more than one variable for integer types that do not wrap.
1877 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1879 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1880 Delete, and replace with...
1881 (fold_builtin_call_array): This. Update callers to use it.
1882 * fold-const.c (fold_build_call_list): Delete, and replace with...
1883 (fold_build_call_array): This.
1884 (fold_build_call_list_initializer): Delete, and replace with...
1885 (fold_build_call_array_initializer): This.
1886 * tree.h: Update declarations to reflect above changes.
1888 * c-typeck.c (build_function_call): Store converted arguments
1889 in a stack-allocated array instead of building a list.
1890 (convert_arguments): Store arguments in the array passed in as an
1891 argument, and return the actual number of arguments.
1892 * c-format.c: (check_function_format): Pass arguments in an
1893 array instead of a list.
1894 * c-common.c (check_function_nonnull): Likewise.
1895 (check_function_sentinel): Likewise.
1896 (check_function_arguments): Likewise.
1897 * c-common.h: Update declarations to reflect above changes.
1899 2007-02-28 Jan Hubicka <jh@suse.cz>
1901 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1902 PRED_NEGATIVE_RETURN): Update outcomes.
1904 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1906 * calls.c (emit_library_call_value_1): Handle partial registers
1907 correctly when building up CALL_INSN_FUNCTION_USAGE.
1909 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1911 * pa/predicates.md (move_src_operand): Allow zero for mode.
1912 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1915 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1919 *movv2df_internal): Enable pattern only for valid operand
1921 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1922 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1924 2007-02-27 Mike Stump <mrs@apple.com>
1926 * config/darwin-crt3.c: Avoid compilation when compiling for a
1929 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1931 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1933 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1934 for fixed headers and limits.h.
1935 (install-include-dir, install-headers-tar, install-headers-cpio,
1936 install-headers-cp, real-install-headers-tar,
1937 real-install-headers-cpio, real-install-headers-cp): Handle
1938 include-fixed as well as include.
1939 (install-mkheaders): Don't install files that go only in include
1941 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1942 from GCC_INCLUDE_DIR.
1943 * gcc.c (process_command): Remove special -BstageN/ handling.
1944 (do_spec_1): Add include-fixed directories.
1946 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1948 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1950 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1952 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1955 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1957 * c-common.c (get_priority): Add check for
1958 SUPPORTS_INIT_PRIORITY.
1960 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1962 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1964 * config/bfin/bfin.c: Include "cfglayout.h".
1965 (MAX_LSETUP_DISTANCE): New macro.
1966 (struct loop_info): New members incoming, incoming_src and
1967 incoming_dest. Delete member predecessor.
1968 (length_for_loop): New function.
1969 (bfin_optimize_loop): Handle more different loop structures.
1970 (bfin_discover_loop): Rework detection of predecessor blocks by
1971 examining incoming edges.
1972 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1974 (bfin_reorder_loops): New function.
1975 (bfin_reorg_loops): Use these three new functions.
1977 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1978 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1979 (CONSTRAINT_LEN): Add entry for 'q'.
1980 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1981 Add 'q' constraints.
1982 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1983 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1985 * config/bfin/bfin.md (add_with_carry): New pattern.
1986 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1987 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1988 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1989 support unsigned multiplies too. Removed incorrect commutativity from
1990 operand 1 constraint where appropriate.
1991 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1993 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1994 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1996 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1997 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1998 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1999 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2000 usmulhisi_hh_huh): New patterns.
2002 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2003 lshifthi3): Fix output template to use half reg for operand 2.
2005 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2008 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2010 2007-02-27 Andreas Schwab <schwab@suse.de>
2012 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2014 2007-02-27 Jan Hubicka <jh@suse.cz>
2016 * predict.c (last_basic_block_p): Remove.
2017 (tree_estimate_probability): Update return heuristic for commonized
2020 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2022 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2024 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2026 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2027 * doc/cpp.texi: Standardize title page.
2028 * doc/cppinternals.texi: Likewise.
2029 * doc/gcc.texi: Standardize title page, remove version number
2030 from copyright page.
2031 * doc/gccint.texi: Likewise.
2032 * doc/install.texi: Standardize title page, add table of
2035 2007-02-26 Jan Hubicka <jh@suse.cz>
2037 * predict.def: Set outcomes according to more recent results.
2038 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2039 Remove dead predictors.
2040 * predict.c (return_prediction): Fix pasto.
2042 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2044 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2045 change; avoid a memory leak when returning early.
2047 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2049 * c-decl.c (static_ctors): Move to c-common.c.
2050 (static_dtors): Likewise.
2051 (finish_function): Use c_record_cdtor_fn.
2052 (build_cdtor): Move to c-common.c.
2053 (c_write_global_declarations): Use c_build_cdtor_fns.
2054 * c-common.h (static_ctors): Declare.
2055 (static_dtors): Likewise.
2056 (c_record_cdtor_fn): Likewise.
2057 (c_build_cdtor_fns): Likewise.
2058 * c-common.c (static_ctors): New variable.
2059 (static_dtors): Likewise.
2060 (c_record_cdtor_fn): New function.
2061 (build_cdtor): Move from c-decl.c
2062 (c_build_cdtor_fns): New function.
2064 * output.h (assemble_addr_to_section): Declare.
2065 (get_cdtor_priority_section): Likewise.
2066 * varasm.c (assemble_addr_to_section): New function.
2067 (get_cdtor_priority_section): Likewise.
2068 (default_named_section_asm_out_destructor): Use them.
2069 (destor_dtor_section_asm_out_destructor): Likewise.
2070 (default_named_section_asm_out_constructor): Likewise.
2071 (default_ctor_section_asm_out_constructor): Likewise.
2072 * config.gcc (*-*-vxworks*): Include vxworks.o.
2073 * config/t-vxworks (vxworks.o): New target.
2074 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2075 (TARGET_ASM_CONSTRUCTOR): Define.
2076 (TARGET_ASM_DESTRUCTOR): Likewise.
2077 (vxworks_asm_out_constructor): Declare.
2078 (vxworks_asm_out_destructor): Likewise.
2080 * c-common.c (get_priority): Check that we have not just an
2081 INTEGER_CST, but an integer constant with integeral type.
2083 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2085 PR tree-optimization/30938
2086 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2087 use &dt[nargs-1] instead of &dt[nargs] in the call to
2088 vect_is_simple_use().
2090 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2092 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2093 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2094 Do not attempt to handle MEM inside auto-inc expressions.
2095 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2096 of a register modified by an auto-inc expression. However, do handle
2097 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2098 (elimination_effects): Prohibit elimination of a register modified
2099 by an auto-inc expression. Disable register elimination rules whose
2100 target register is modified by an auto-inc expression with variable
2103 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2105 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2107 (array_at_struct_end_p): New function.
2108 (idx_infer_loop_bounds): Use it.
2109 (estimate_numbers_of_iterations_loop): Export.
2110 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2111 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2112 (tree_estimate_probability): Call record_loop_exits.
2113 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2114 (estimated_loop_iterations, estimated_loop_iterations_int,
2115 estimated_loop_iterations_tree): New functions.
2116 (analyze_siv_subscript_cst_affine,
2117 compute_overlap_steps_for_affine_1_2,
2118 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2119 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2120 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2121 (PRED_LOOP_ITERATIONS_GUESSED): New.
2122 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2123 * cfgloop.h (estimate_numbers_of_iterations_loop,
2124 estimated_loop_iterations_int): Declare.
2126 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2128 * doc/extend.texi: Document optional priority argument to
2129 constructors and destructors.
2130 * tree.c (init_priority_for_decl): Adjust GTY markers.
2131 (init_ttree): Use priority-info hash functions for
2132 init_priority_for_decl.
2133 (tree_map_eq): Rename to ...
2134 (tree_map_base_eq): ... this.
2135 (tree_map_marked_p): Rename to ...
2136 (tree_map_base_marked_p): ... this.
2137 (tree_map_base_hash): New function.
2138 (decl_init_priority_lookup): Rework.
2139 (decl_fini_priority_lookup): New function.
2140 (decl_priority_info): New function.
2141 (decl_init_priority_insert): Use it.
2142 (decl_fini_priority_insert): Likewise.
2143 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2145 (decl_restrict_base_insert): Likewise.
2146 (decl_debug_expr_insert): Likewise.
2147 (decl_value_expr_lookup): Likewise.
2148 (decl_value_expr_insert): Likewise.
2149 * tree.h (priority_type): New type.
2150 (decl_init_priority_lookup): Use priority_type.
2151 (decl_fini_priority_lookup): New function.
2152 (decl_init_priority_insert): Use priority_type.
2153 (decl_fini_priority_insert): New function.
2154 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2155 (DECL_INIT_PRIORITY): Likewise.
2156 (SET_DECL_INIT_PRIORITY): Add comment.
2157 (DECL_FINI_PRIORITY): New macro.
2158 (SET_DECL_FINI_PRIORITY): Likewise.
2159 (DEFAULT_INIT_PRIORITY): Document.
2160 (MAX_INIT_PRIORITY): Likewise.
2161 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2162 (tree_map_base): New type.
2163 (tree_map_base_eq): New function.
2164 (tree_map_base_hash): Likewise.
2165 (tree_map_base_marked_p): Likewise.
2166 (tree_map): Inherit from tree_map_base.
2167 (tree_map_eq): Make it a macro.
2168 (tree_map_marked_p): Likewise.
2169 (tree_int_map): Inherit from tree_map_base.
2170 (tree_int_map_eq): Make it a macro.
2171 (tree_int_map_hash): Likewise.
2172 (tree_int_map_marked_p): Likewise.
2173 (tree_priority_map): New type.
2174 (tree_priority_map_eq): New macro.
2175 (tree_priority_map_hash): Likewise.
2176 (tree_priority_map_marked_p): Likewise.
2177 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2179 (emutls_common_1): Likewise.
2180 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2181 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2182 of tree_map hierarchy.
2183 * tree-cfg.c (move_stmt_r): Likewise.
2184 (new_label_mapper): Likewise.
2185 * c-tree.h (c_expand_body): Move to ...
2186 * c-common.h (c_expand_body): ... here.
2187 * c-decl.c (c_expand_body): Move to ...
2188 * c-common.c (c_expand_body): ... here.
2189 (c_common_attribute_table): Allow 1 argument for the constructor
2190 and destructor attributes.
2191 (get_priority): New function.
2192 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2193 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2195 2007-02-24 Jan Hubicka <jh@suse.cz>
2198 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2200 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2201 Jan Hubicka <jh@suse.cz>
2204 * i386.c (counter_mode): New function.
2205 (expand_set_or_movmem_via_loop): Use it.
2206 (expand_movmem_epilogue): Likewise; fix pasto.
2207 (ix86_expand_movmem): Do emit guard even for constant counts.
2208 (ix86_expand_setmem): Likewise.
2210 2007-02-25 Nick Clifton <nickc@redhat.com>
2212 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2213 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2215 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2219 count argument with 0x10, not with 0x16.
2220 (expand_setmem_epilogue): Ditto.
2222 2007-02-24 Mike Stump <mrs@apple.com>
2224 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2227 2007-02-24 Richard Guenther <rguenther@suse.de>
2230 * fold-const.c (fold_binary): Fold x +- CST op x for
2231 EQ_EXPR and NE_EXPR.
2233 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2235 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2237 2007-02-24 Jan Hubicka <jh@suse.cz>
2239 * cgraphunit.c (decide_is_function_needed): Honor
2240 -fkeep-inline-functions.
2242 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2244 * builtins.c (fold_builtin_modf): New.
2245 (fold_builtin_2): Use it.
2247 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2249 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2250 (determine_max_iter): Take additional LOOP arg; all callers changed.
2251 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2252 one using simplifications.
2253 (simplify_using_initial_values): Return if the expression becomes
2254 invalid due to altered regs.
2256 2007-02-23 DJ Delorie <dj@redhat.com>
2258 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2260 2007-02-23 Mike Stump <mrs@apple.com>
2262 * tlink.c (scan_linker_output): Parse linker messages from
2263 darwin9's linker better.
2265 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2268 * varpool.c (varpool_assemble_pending_decls): Set
2269 varpool_last_needed_node to null.
2271 2007-02-23 DJ Delorie <dj@redhat.com>
2273 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2274 alignment bigger than the object file can handle.
2276 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2279 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2280 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2281 (*movsf_1): Penalize MMX moves.
2283 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2285 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2286 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2288 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2290 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2292 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2293 (fold_builtin_1): Use them.
2294 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2295 BUILT_IN_SIGNIFICAND.
2297 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2299 * config/i386/i386.c (bdesc_1arg): Initialize
2300 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2301 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2302 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2303 and IX86_BUILTIN_MOVSLDUP.
2305 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2307 PR rtl-optimization/30841
2308 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2310 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * builtins.c (fold_builtin_frexp): New.
2313 (fold_builtin_2): Use it.
2315 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2317 * doc/invoke.texi (Spec Files): Document getenv spec function.
2319 * gcc.c (getenv_spec_function): New function.
2320 (static_spec_functions): Add it.
2321 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2322 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2325 2007-02-22 Michael Matz <matz@suse.de
2328 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2329 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2331 2007-02-22 Ian Lance Taylor <iant@google.com>
2334 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2335 (mem_loc_descriptor): Call it.
2337 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2338 Ira Rosen <irar@il.ibm.com>
2340 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2342 2007-02-22 Ira Rosen <irar@il.ibm.com>
2344 PR tree-optimization/30843
2345 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2346 stores only after all the group is vectorized.
2348 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2350 PR tree-optimization/30858
2351 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2352 in the reduction cycle have a single use in the loop.
2353 * tree-vectorizer.h (relevant): Add documentation.
2355 2007-02-20 Mike Stump <mrs@apple.com>
2357 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2358 * configure: Regenerate.
2360 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2362 Change the defaults of some parameters and options.
2363 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2364 * config/spu/spu.c (spu_optimization_options): Add.
2365 (spu_override_options): Change params in spu_optimization_options.
2366 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2368 Register 127 is only 16 byte aligned when used as a frame pointer.
2369 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2370 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2371 HARD_FRAME_POINTER_REGNUM.
2372 (spu_legitimate_address): Use regno_aligned_for_reload.
2373 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2374 aligned when frame_pointer_needed is true.
2375 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2377 * config/spu/spu.h (INIT_EXPANDERS): Define.
2379 Make sure shift and rotate instructions have valid immediate operands.
2380 * config/spu/predicates.md (spu_shift_operand): Remove.
2381 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2382 * config/spu/constraints.md (W, O): Extend range.
2383 * config/spu/spu.md (umask, nmask): Define.
2384 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2385 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2386 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2387 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2388 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2389 (lshr<mode>3_reg): Fix rtl description.
2391 Make sure mulhisi immediate operands are valid.
2392 * config/spu/predicates.md (imm_K_operand): Add.
2393 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2395 Generate constants using fsmbi and andi.
2396 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2397 (print_operand, spu_split_immediate, classify_immediate,
2398 fsmbi_const_p): Handle IC_FSMBI2.
2400 Correctly handle a CONST_VECTOR containing symbols.
2401 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2402 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2403 (immediate_load_p): Allow symbols that use 2 instructions to create.
2404 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2405 with symbols when flag_pic is set.
2406 (const_vector_immediate_p): New.
2407 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2408 accept a CONST_VECTOR with symbols.
2409 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2410 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2412 * config/spu/spu.md (high, low): Delete.
2413 (low_<mode>): Define.
2415 Remove INTRmode and INTR_REGNUM, which didn't work.
2416 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2418 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2419 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2420 peephole2 pattern): Don't use INTR or 131.
2421 (movintrcc): Delete.
2422 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2423 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2424 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2425 (UNSPEC_SET_INTR): Add.
2426 * config/spu/spu-modes.def (INTR): Remove.
2428 More accurate warnings about run-time relocations.
2429 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2431 Correctly warn about immediate arguments to specific intrinsics.
2432 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2433 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2434 the instruction predicate.
2436 Fix tree check errors with latest update.
2437 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2439 (spu_expand_builtin): Use CALL_EXPR_FN.
2441 Add missing specific intrinsics.
2442 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2444 * config/spu/spu_internals.h: Ditto.
2446 Fix incorrect operand modifiers.
2447 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2448 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2450 Optimize one case of zero_extend of a vec_select.
2451 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2453 Accept any immediate for hbr.
2454 * config/spu/spu.md (hbr): Change s constraints to i.
2456 2007-02-21 Paul Brook <paul@codesourcery.com>
2458 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2459 condexec_count when skipping USE and CLOBBER.
2461 2007-02-21 Nick Clifton <nickc@redhat.com>
2463 * common.opt (Warray-bounds): Add Warning attribute.
2464 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2466 (fsized-zeroes): Add Optimization attribute.
2467 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2468 * c.opt (Wc++0x-compat): Add Warning attribute.
2470 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2473 * reload1.c (eliminate_regs_in_insn): In the single_set special
2474 case, attempt to re-recognize the insn before falling back to
2475 having reload fix it up.
2477 2007-02-20 Eric Christopher <echristo@gmail.com>
2479 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2480 Rewrite accordingly.
2481 (frv_read_iacc_argument): Ditto.
2482 (frv_expand_set_builtin): Take a call instead of arglist, update for
2484 (frv_expand_unop_builtin): Ditto.
2485 (frv_expand_binop_builtin): Ditto.
2486 (frv_expand_cut_builtin): Ditto.
2487 (frv_expand_binopimm_builtin): Ditto.
2488 (frv_expand_voidbinop_builtin): Ditto.
2489 (frv_expand_int_void2arg): Ditto.
2490 (frv_expand_prefetches): Ditto.
2491 (frv_expand_voidtriop_builtin): Ditto.
2492 (frv_expand_voidaccop_builtin): Ditto.
2493 (frv_expand_load_builtin): Ditto.
2494 (frv_expand_store_builtin): Ditto.
2495 (frv_expand_mdpackh_builtin): Ditto.
2496 (frv_expand_mclracc_builtin): Ditto.
2497 (frv_expand_mrdacc_builtin): Ditto.
2498 (frv_expand_mwtacc_builtin): Ditto.
2499 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2502 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2504 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2505 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2507 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2509 * configure: Regenerate.
2510 * config.in: Regenerate.
2511 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2512 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2513 masks to power6 and power6x and to POWERPC_MASKS.
2514 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2516 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2517 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2518 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2519 Access PROTOTYPE as variable, not mask.
2521 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2523 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2524 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2525 * combine.c (adjust_for_new_dest): Use it.
2526 * postreload.c (reload_combine): Likewise.
2528 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2530 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2531 notes on an insn with multiple sets, even if single_set returns
2532 non-NULL for that insn.
2534 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2536 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2539 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2541 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2542 if user didn't pass it.
2543 * config/i386/darwin.h (CC1_SPEC): Likewise.
2544 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2545 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2546 -mmacosx-version-min.
2548 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2549 Uros Bizjak <ubizjak@gmail.com>
2551 * optabs.h (enum optab_index): Add new OTI_scalb.
2552 (scalb_optab): Define corresponding macro.
2553 * optabs.c (init_optabs): Initialize scalb_optab.
2554 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2556 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2557 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2558 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2559 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2560 flag_unsafe_math_optimizations is set.
2562 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2563 to implement scalbf, scalb and scalbl built-ins as inline x87
2566 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2567 DJ Delorie <dj@redhat.com>
2570 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2571 (diagnostic_report_diagnostic): ... here, and turn them into real
2572 errors. If warnings are inhibited, no need to do anything.
2574 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2577 better code generation.
2579 2007-02-20 Ben Elliston <bje@au.ibm.com>
2581 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2583 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2585 * config/alpha/alpha.c, config/alpha/alpha.md,
2586 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2587 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2588 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2589 config/arm/lib1funcs.asm: Follow spelling conventions.
2591 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2592 config/fr30/fr30.md, config/i386/i386.h,
2593 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2594 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2595 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2596 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2597 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2598 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2599 config/sparc/sparc.c, config/sparc/sparc.h,
2600 config/sparc/sparc.md, config/spu/constraints.md,
2601 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2604 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2607 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2610 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2612 * doc/invoke.texi (-ftree-lrs): Remove.
2614 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2616 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2619 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2621 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2622 new CALL_EXPR_FN macro for retrieving the function
2623 declaration of the input expression.
2625 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2627 * c.opt (Waddress): New.
2628 * common.opt (Walways-true): Delete.
2629 (Wstring-literal-comparison): Delete.
2630 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2631 -Wstring-literal-comparison. Add -Waddress.
2633 (Walways-true): Delete.
2634 (Wstring-literal-comparison): Delete.
2635 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2636 consistently instead of -Walways-true in example.
2637 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2638 * c-typeck.c (parser_build_binary_op): Replace
2639 -Wstring-literal-comparison and -Walways-true with -Waddress.
2640 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2643 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2645 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2646 without DECL_STRUCT_FUNCTION initialized.
2648 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2650 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2651 due to calls to functions taking pointers as parameters.
2653 2007-02-19 Richard Henderson <rth@redhat.com>
2656 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2659 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2661 * config/s390/s390.c (s390_call_saved_register_used,
2662 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2663 accessed to the new scheme.
2665 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2667 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2668 (cris_print_index, cris_print_operand, cris_print_operand_address)
2669 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2670 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2671 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2673 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2674 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2675 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2676 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2677 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2678 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2679 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2680 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2681 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2682 (uminsi3, call, call_value): Ditto.
2683 (define_split: indir_to_reg_split, unnamed): Ditto.
2685 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2687 PR tree-optimization/30975
2688 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2691 2007-02-18 Eric Christopher <echristo@gmail.com>
2693 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2694 Remove use of arglist.
2695 (mips_expand_builtin): Remove use of arglist, pass in expr.
2696 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2697 (mips_expand_builtin_movtf): Ditto.
2698 (mips_expand_builtin_compare): Ditto.
2700 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2702 * tree-sra.c (sra_build_assignment): Replace assertion
2703 checking with a comment explaining why it can't be done.
2705 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2708 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2709 during CALL_EXPR representation conversion.
2710 * tree-ssa-propagate.c (set_rhs): Likewise.
2712 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2714 * tree-sra.c (sra_build_assignment): Disable assertion checking
2717 2007-02-18 Roger Sayle <roger@eyesopen.com>
2719 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2720 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2721 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2723 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2724 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2725 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2726 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2727 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2728 force_gimple_operand): Likewise.
2729 * ipa-cp.c (constant_val_insert): Likewise.
2730 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2731 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2732 perfect_nestify): Likewise.
2733 * langhooks.c (lhd_omp_assignment): Likewise.
2734 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2735 lower_copyprivate_clauses, lower_send_clauses,
2736 lower_send_shared_vars, expand_parallel_call,
2737 expand_omp_for_generic, expand_omp_for_static_nochunk,
2738 expand_omp_for_static_chunk, expand_omp_sections,
2739 lower_omp_single_copy, lower_omp_for_lastprivate,
2740 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2741 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2742 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2745 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2747 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2748 config/sh/sh.md: Follow spelling conventions.
2750 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2751 config/frv/predicates.md: Follow spelling conventions.
2753 * config/m68k/linux-unwind.h: Fix a comment typo.
2754 * target.h: Follow spelling conventions.
2756 2007-02-18 Roger Sayle <roger@eyesopen.com>
2758 PR rtl-optimization/28173
2759 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2760 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2761 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2762 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2763 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2765 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2767 * builtins.c (fold_builtin_load_exponent): New.
2768 (fold_builtin_2): Use it.
2770 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2772 PR rtl-optimization/30773
2773 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2774 if we fail to attach a REG_EQUIV note.
2776 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2777 Roger Sayle <roger@eyesopen.com>
2779 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2781 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2783 * calls.c (initialize_argument_information): Pass original EXP
2784 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2785 code to split complex arguments here, as part of initializing the
2787 (expand_call): Remove code that builds a list of arguments and
2788 inserts implicit arguments into it. Instead, just count how many
2789 implicit arguments there will be so we can determine the size of
2790 the ARGS array, and let initialize_argument_information do the work.
2791 (split_complex_values): Delete unused function.
2793 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2795 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2797 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2799 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2800 for arg pointer based indexed addressing.
2802 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2804 * config/ia64/ia64.h, config/ia64/ia64.md,
2805 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2806 spelling conventions.
2808 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2810 * config/m68k/m68k.c (split_di): New.
2811 * config/m68k/m68k-protos.h: Declare split_di.
2812 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2813 Improve predicate handling and split constant shifts.
2815 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2817 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2818 parameter for register bitfield operations, general predicates
2821 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2823 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2824 * config/m68k/linux-unwind.h: New file.
2826 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2828 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2829 config/i386/athlon.md, config/ia64/ia64.md,
2830 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2831 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2832 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2833 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2834 tree-vect-transform.c: Fix comment typos.
2836 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2838 * sched-deps.c (find_insn_list): Remove.
2839 * sched-int.h: Remove the prototype for find_insn_list.
2841 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2843 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2845 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2846 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2847 darwin_rs6000_override_options.
2848 (C_COMMON_OVERRIDE_OPTIONS): Expect
2849 darwin_macosx_version_min to be non-NULL always.
2850 (TARGET_C99_FUNCTIONS): Likewise.
2851 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2852 (DARWIN_MINVERSION_SPEC): New.
2853 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2854 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2856 (DARWIN_MINVERSION_SPEC): New.
2857 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2859 * config/darwin-c.c (darwin_cpp_builtins): Expect
2860 darwin_macosx_version_min to be non-NULL always.
2862 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2864 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2866 * config/i386/i386.h (x86_use_xchgb): New.
2867 (TARGET_USE_XCHGB): New macro.
2868 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2869 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2870 Split after reload into bswaphi for shifts of 8.
2871 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2872 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2873 or when optimizing for size.
2875 2007-02-16 Richard Guenther <rguenther@suse.de>
2876 Christian Bruel <christian.bruel@st.com>
2878 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2879 DECLs but prefer SSA_NAMEs over DECLs.
2881 2007-02-16 Richard Guenther <rguenther@suse.de>
2883 * tree-flow-inline.h (single_imm_use_p): Remove.
2884 (zero_imm_uses_p): Likewise.
2885 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2886 instead of single_imm_use_p.
2887 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2890 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2893 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2894 nested double- and backquotes.
2896 2007-02-15 Roger Sayle <roger@eyesopen.com>
2899 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2900 should be unreachable.
2901 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2902 For the time being redirect GIMPLE_MODIFY_STMT to the new
2903 (renamed) build_gimple_modify_stmt_stat.
2904 (build2_gimple_stat): Rename to...
2905 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2906 Always build a GIMPLE_MODIFY_STMT node.
2907 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2908 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2911 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2912 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2913 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2914 expand_complex_div_wide): Likewise.
2915 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2916 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2917 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2918 * tree-ssa-loop-manip.c (create_iv): Likewise.
2919 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2920 abs_replacement): Likewise.
2921 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2922 realify_fake_stores): Likewise.
2924 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2925 node rather than a GIMPLE_MODIFY_STMT node.
2926 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2927 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2929 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2930 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2933 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2936 * fold-const.c (fold_comparison): Add back the
2937 folding of constant complex comparisions.
2939 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2942 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2943 effects unknown to this function, return early.
2945 2007-02-15 Ian Lance Taylor <iant@google.com>
2947 * lower-subreg.c (move_eh_region_note): New static function.
2948 (resolve_simple_move): Call it.
2949 (decompose_multiword_subregs): Track blocks for which we resolve a
2950 simple move which is also a control flow insn. Pass them to
2951 find_many_sub_basic_blocks.
2952 (pass_lower_subreg): Add TODO_verify_flow.
2953 (pass_lower_subreg2): Likewise.
2955 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2956 Brooks Moses <brooks.moses@codesourcery.com>
2957 Lee Millward <lee.millward@codesourcery.com>
2959 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2960 (VL_EXP_CLASS_P): New.
2961 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2963 (TREE_OPERAND_CHECK_CODE): Likewise.
2964 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2965 (TREE_RTL_OPERAND_CHECK): Likewise.
2966 (tree_operand_check_failed): Make second parameter the whole tree
2967 instead of its code. Fixed callers.
2968 (VL_EXP_CHECK): New.
2969 (TREE_OPERAND_LENGTH): New.
2970 (VL_EXP_OPERAND_LENGTH): New.
2971 (CALL_EXPR_FN): New.
2972 (CALL_EXPR_STATIC_CHAIN): New.
2973 (CALL_EXPR_ARGS): New.
2974 (CALL_EXPR_ARG): New.
2975 (call_expr_nargs): New.
2976 (CALL_EXPR_ARGP): New.
2977 (build_nt_call_list): Declare.
2978 (build_vl_exp_stat): Declare.
2979 (build_vl_exp): New.
2980 (build_call_list): Declare.
2981 (build_call_nary): Declare.
2982 (build_call_valist): Declare.
2983 (build_call_array): Declare.
2984 (call_expr_arg): Declare.
2985 (call_expr_argp): Declare.
2986 (call_expr_arglist): Declare.
2987 (fold_build_call_list): Declare.
2988 (fold_build_call_list_initializer): Declare.
2989 (fold_call_expr): Declare to replace fold_builtin.
2990 (fold_builtin_fputs): Update to agree with modified definition.
2991 (fold_builtin_strcpy): Likewise.
2992 (fold_builtin_strncpy): Likewise.
2993 (fold_builtin_memory_chk): Likewise.
2994 (fold_builtin_stxcpy_chk): Likewise.
2995 (fold_builtin_strncpy_chk): Likewise.
2996 (fold_builtin_next_arg): Likewise.
2997 (fold_build_call_expr): Declare.
2998 (fold_builtin_call_list): Declare.
2999 (fold_builtin_call_valist): Declare.
3000 (build_call_expr): Declare.
3001 (validate_arglist): Update to agree with modified definition.
3002 (tree_operand_length): New.
3003 (call_expr_arg_iterator): New.
3004 (init_call_expr_arg_iterator): New.
3005 (next_call_expr_arg): New.
3006 (first_call_expr_arg): New.
3007 (more_call_expr_args_p): New.
3008 (FOR_EACH_CALL_EXPR_ARG): New.
3010 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3011 and tcc_gimple_stmt.
3012 (tree_code_size): Update documentation. Use sizeof (tree) rather
3013 than sizeof (char *).
3014 (tree_size): Likewise. Add case for tcc_vl_exp.
3015 (tree_node_structure): Add case for tcc_vl_exp.
3016 (contains_placeholder_p): Likewise.
3017 (substitute_in_expr): Likewise.
3018 (substitute_placeholder_in_expr): Likewise.
3019 (stabilize_reference_1): Likewise.
3020 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3021 to diagnose breakage of this interface for constructing CALL_EXPRs.
3022 (build_nt): Add similar assertion here.
3023 (build_nt_call_list): New.
3024 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3025 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3027 (get_callee_fndecl): Use new CALL_EXPR accessors.
3028 (tree_operand_check_failed): Change parameters to pass entire node
3029 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3030 (process_call_operands): New.
3031 (build_vl_exp_stat): New.
3032 (build_call_list): New.
3033 (build_call_nary): New.
3034 (build_call_valist): New.
3035 (build_call_array): New.
3036 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3037 (call_expr_arglist): New.
3039 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3040 tcc_vl_exp instead of a fixed-size tcc_expression.
3042 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3043 accessors for CALL_EXPRs.
3044 (AGGR_INIT_EXPR): Likewise.
3046 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3047 Brooks Moses <brooks.moses@codesourcery.com>
3048 Lee Millward <lee.millward@codesourcery.com>
3050 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3051 (expand_builtin_nonlocal_goto): Change parameter to be entire
3052 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3053 (expand_builtin_prefetch): Likewise.
3054 (expand_builtin_classify_type): Likewise.
3055 (mathfn_built_in): Return NULL_TREE instead of 0.
3056 (expand_errno_check): Use new CALL_EXPR accessors.
3057 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3058 Return NULL_RTX instead of 0.
3059 (expand_builtin_mathfn_2): Likewise.
3060 (expand_builtin_mathfn_3): Likewise.
3061 (expand_builtin_interclass_mathfn): Likewise.
3062 (expand_builtin_sincos): Likewise.
3063 (expand_builtin_cexpi): Likewise.
3064 (expand_builtin_int_roundingfn): Likewise.
3065 (expand_builtin_int_roundingfn_2): Likewise.
3066 (expand_builtin_pow): Likewise.
3067 (expand_builtin_powi): Likewise.
3068 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3069 of arglist, fixing callers appropriately. Use new CALL_EXPR
3070 accessors and constructors. Return NULL_RTX instead of 0.
3071 (expand_builtin_strstr): Likewise.
3072 (expand_builtin_strchr): Likewise.
3073 (expand_builtin_strrchr): Likewise.
3074 (expand_builtin_strpbrk): Likewise.
3075 (expand_builtin_memcpy): Likewise.
3076 (expand_builtin_mempcpy): Likewise.
3077 (expand_builtin_mempcpy_args): New.
3078 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3079 (expand_builtin_memmove_args): New.
3080 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3081 (expand_movstr): Likewise.
3082 (expand_builtin_strcpy): Likewise.
3083 (expand_builtin_strcpy_args): New.
3084 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3085 (expand_builtin_strncpy): Likewise.
3086 (expand_builtin_memset): Likewise.
3087 (expand_builtin_memset_args): New.
3088 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3089 (expand_builtin_memcmp): Likewise.
3090 (expand_builtin_strcmp): Likewise.
3091 (expand_builtin_strncmp): Likewise.
3092 (expand_builtin_strcat): Likewise.
3093 (expand_builtin_strncat): Likewise.
3094 (expand_builtin_strspn): Likewise.
3095 (expand_builtin_strcspn): Likewise.
3096 (expand_builtin_args_info): Likewise.
3097 (expand_builtin_va_start): Likewise.
3098 (gimplify_va_arg_expr): Likewise.
3099 (expand_builtin_va_end): Likewise.
3100 (expand_builtin_va_copy): Likewise.
3101 (expand_builtin_frame_address): Likewise.
3102 (expand_builtin_alloca): Likewise.
3103 (expand_builtin_bswap): Likewise.
3104 (expand_builtin_unop): Likewise.
3105 (expand_builtin_fputs): Likewise.
3106 (expand_builtin_expect): Likewise.
3107 (expand_builtin_fabs): Likewise.
3108 (expand_builtin_copysign): Likewise.
3109 (expand_builtin_printf): Likewise.
3110 (expand_builtin_fprintf): Likewise.
3111 (expand_builtin_sprintf): Likewise.
3112 (expand_builtin_init_trampoline): Likewise.
3113 (expand_builtin_signbit): Likewise.
3114 (expand_builtin_fork_or_exec): Likewise.
3115 (expand_builtin_sync_operation): Likewise.
3116 (expand_builtin_compare_and_swap): Likewise.
3117 (expand_builtin_lock_test_and_set): Likewise.
3118 (expand_builtin_lock_release): Likewise.
3119 (expand_builtin): Likewise.
3120 (builtin_mathfn_code): Likewise.
3122 (fold_builtin_constant_p): Pass call arguments individually instead
3123 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3124 accessors and constructors. Return NULL_TREE instead of 0.
3125 (fold_builtin_expect): Likewise.
3126 (fold_builtin_classify_type): Likewise.
3127 (fold_builtin_strlen): Likewise.
3128 (fold_builtin_nan): Likewise.
3129 (integer_valued_real_p): Likewise.
3130 (fold_trunc_transparent_mathfn): Likewise.
3131 (fold_fixed_mathfn): Likewise.
3132 (fold_builtin_cabs): Likewise.
3133 (fold_builtin_sqrt): Likewise.
3134 (fold_builtin_cbrt): Likewise.
3135 (fold_builtin_cos): Likewise.
3136 (fold_builtin_cosh): Likewise.
3137 (fold_builtin_tan): Likewise.
3138 (fold_builtin_sincos): Likewise.
3139 (fold_builtin_cexp): Likewise.
3140 (fold_builtin_trunc): Likewise.
3141 (fold_builtin_floor): Likewise.
3142 (fold_builtin_ceil): Likewise.
3143 (fold_builtin_round): Likewise.
3144 (fold_builtin_int_roundingfn): Likewise.
3145 (fold_builtin_bitop): Likewise.
3146 (fold_builtin_bswap): Likewise.
3147 (fold_builtin_logarithm): Likewise.
3148 (fold_builtin_hypot): Likewise.
3149 (fold_builtin_pow): Likewise.
3150 (fold_builtin_powi): Likewise.
3151 (fold_builtin_exponent): Likewise.
3152 (fold_builtin_memset): Likewise.
3153 (fold_builtin_bzero): Likewise.
3154 (fold_builtin_memory_op): Likewise.
3155 (fold_builtin_bcopy): Deleted; call site changed to invoke
3156 fold_builtin_memory_op directly.
3157 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3158 (fold_builtin_strncpy): Likewise.
3159 (fold_builtin_memcmp): Likewise.
3160 (fold_builtin_strcmp): Likewise.
3161 (fold_builtin_strncmp): Likewise.
3162 (fold_builtin_signbit): Likewise.
3163 (fold_builtin_copysign): Likewise.
3164 (fold_builtin_isascii): Likewise.
3165 (fold_builtin_toascii): Likewise.
3166 (fold_builtin_isdigit): Likewise.
3167 (fold_builtin_fabs): Likewise.
3168 (fold_builtin_abs): Likewise.
3169 (fold_builtin_fmin_fmax): Likewise.
3170 (fold_builtin_carg): Likewise.
3171 (fold_builtin_classify): Likewise.
3172 (fold_builtin_unordered_cmp): Likewise.
3174 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3175 New functions split out from fold_builtin_1.
3176 (fold_builtin_n): New.
3177 (fold_builtin_varargs): New.
3178 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3180 (fold_call_expr): New.
3181 (build_function_call_expr): Rewrite to use new helper function.
3182 (fold_builtin_call_list): New.
3183 (build_call_expr): New.
3184 (fold_builtin_call_valist): New.
3185 (rewrite_call_expr): New.
3186 (validate_arg): New.
3187 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3188 of an arglist. Change return type to bool. Use new CALL_EXPR
3191 (fold_builtin_strstr): Pass call arguments individually instead
3192 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3193 accessors and constructors. Return NULL_TREE instead of 0.
3194 (fold_builtin_strchr): Likewise.
3195 (fold_builtin_strrchr): Likewise.
3196 (fold_builtin_strpbrk): Likewise.
3197 (fold_builtin_strcat): Likewise.
3198 (fold_builtin_strncat): Likewise.
3199 (fold_builtin_strspn): Likewise.
3200 (fold_builtin_strcspn): Likewise.
3201 (fold_builtin_fputs): Likewise.
3202 (fold_builtin_next_arg): Likewise.
3203 (fold_builtin_sprintf): Likewise.
3205 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3206 NULL_RTX instead of 0.
3207 (expand_builtin_memory_chk): Likewise.
3208 (maybe_emit_chk_warning): Likewise.
3209 (maybe_emit_sprintf_chk_warning): Likewise.
3211 (fold_builtin_object_size): Pass call arguments individually instead
3212 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3213 accessors and constructors. Return NULL_TREE instead of 0.
3214 (fold_builtin_memory_chk): Likewise.
3215 (fold_builtin_stxcpy_chk): Likewise.
3216 (fold_builtin_strncpy_chk): Likewise.
3217 (fold_builtin_strcat_chk): Likewise.
3218 (fold_builtin_strcat_chk): Likewise.
3219 (fold_builtin_strncat_chk): Likewise.
3220 (fold_builtin_sprintf_chk): Likewise.
3221 (fold_builtin_snprintf_chk): Likewise.
3222 (fold_builtin_printf): Likewise.
3223 (fold_builtin_vprintf): Likewise.
3225 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3227 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3228 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3229 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3230 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3231 (fold_unary): Likewise.
3232 (fold_binary): Likewise.
3233 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3234 ternary expressions.
3235 (fold): Add logic for tcc_vl_exp.
3236 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3237 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3238 (fold_build3_stat): Add assertion to flag broken interface for
3239 constructing CALL_EXPRs.
3240 (fold_build_call_list): New.
3241 (fold_build_call_list_initializer): New.
3242 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3244 (fold_strip_sign_ops): Likewise.
3246 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3247 Brooks Moses <brooks.moses@codesourcery.com>
3248 Lee Millward <lee.millward@codesourcery.com>
3250 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3251 accessors and dump arguments explicitly.
3253 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3255 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3257 (print_call_name): Use new CALL_EXPR accessors.
3259 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3260 CALL_EXPR arguments explicitly instead of as a list. Use
3261 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3263 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3264 (vrp_visit_stmt): Likewise.
3266 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3267 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3269 (force_move_till_expr): Likewise.
3271 * targhooks.c (default_external_stack_protect_fail): Use
3272 build_call_expr instead of build_function_call_expr.
3273 (default_hidden_stack_protect_fail): Likewise.
3275 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3278 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3279 and walk arguments explicitly.
3281 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3282 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3283 (expand_simple_operations): Likewise.
3284 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3286 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3287 of TREE_CODE_LENGTH.
3288 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3290 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3291 instead of TREE_CODE_LENGTH.
3293 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3294 (tree_ic_transform): Likewise.
3295 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3296 parameter instead of arglist. Fix callers.
3297 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3298 (tree_stringops_transform): Likewise.
3299 (tree_indirect_call_to_profile): Likewise.
3300 (tree_stringops_values_to_profile): Likewise.
3302 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3303 (eliminate_tail_call): Likewise.
3305 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3307 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3308 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3310 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3312 * omp-low.c (build_omp_barrier): Use build_call_expr.
3313 (lower_rec_input_clauses): Likewise.
3314 (lower_reduction_clauses): Likewise.
3315 (expand_parallel_call): Likewise.
3316 (maybe_catch_exception): Likewise.
3317 (expand_omp_for_generic): Likewise.
3318 (expand_omp_for_static_nochunk): Likewise.
3319 (expand_omp_sections): Likewise.
3320 (lower_omp_single_simple): Likewise.
3321 (lower_omp_single_copy): Likewise.
3322 (lower_omp_master): Likewise.
3323 (lower_omp_ordered): Likewise.
3324 (lower_omp_critical): Likewise.
3326 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3327 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3329 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3330 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3331 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3333 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3334 and generalize to handle any number of operands.
3335 (chrec_contains_undetermined): Likewise.
3336 (tree_contains_chrecs): Likewise.
3337 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3339 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3341 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3342 fold_call_expr instead of fold_builtin.
3343 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3344 match declarations there.
3345 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3348 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3351 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3352 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3354 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3357 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3358 (execute_cse_sincos): Use new CALL_EXPR accessors.
3360 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3362 * gimple-low.c (lower_function_body): Use build_call_expr.
3363 (lower_builtin_setjmp): Likewise.
3365 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3366 (set_storage_via_libcall): Likewise.
3367 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3368 instead of TREE_CODE_LENGTH.
3369 (expand_expr_real_1): Use new CALL_EXPR accessors.
3371 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3372 generalize to handle any number of operands.
3373 (TB_parent_eq): Likewise.
3375 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3376 (strip_builtin_expect): Likewise.
3378 * function.c (gimplify_parameters): Use build_call_expr.
3380 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3381 instead of TREE_CODE_LENGTH.
3383 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3384 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3386 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3389 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3390 (gimplify_decl_expr): Likewise.
3391 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3392 Use new CALL_EXPR iterators.
3393 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3394 (gimplify_modify_expr_to_memset): Likewise.
3395 (gimplify_variable_sized_compare): Likewise.
3396 (gimplify_omp_atomic_fetch_op): Likewise.
3397 (gimplify_omp_atomic_pipeline): Likewise.
3398 (gimplify_omp_atomic_mutex): Likewise.
3399 (gimplify_function_tree): Likewise.
3401 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3402 (call_expr_flags): Likewise.
3403 (expand_call): Likewise.
3405 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3406 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3409 * coverage.c (create_coverage): Use build_call_expr.
3411 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3412 (temp_call_expr_obstack): New.
3413 (pool_copy_list): Delete.
3414 (temp_copy_call_expr): New.
3415 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3416 CALL_EXPR accessors. Get rid of special goo for copying argument
3417 lists and use temp_copy_call_expr instead.
3418 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3419 CALL_EXPR accessors.
3420 (create_expression_by_pieces): Likewise. Use build_call_array
3421 to construct the result instead of fold_build3.
3422 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3423 dealing with argument lists.
3424 (init_pre): Remove references to expression_node_pool and
3425 list_node_pool. Init temp_call_expr_obstack instead.
3426 (fini_pre): Remove references to expression_node_pool and
3429 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3430 and walk arguments explicitly instead of as a list.
3432 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3433 (mx_register_decls): Likewise.
3434 (mudflap_register_call): Likewise.
3435 (mudflap_finish_file): Likewise.
3437 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3438 (ipa_callsite_compute_param): Likewise.
3440 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3441 accessors and constructor.
3443 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3444 accessors and constructor.
3445 (convert_tramp_reference): Likewise.
3446 (convert_call_expr): Likewise.
3447 (finalize_nesting_tree_1): Likewise.
3449 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3452 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3454 * tree-inline.c (initialize_inlined_parameters): Pass entire
3455 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3457 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3458 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3460 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3461 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3462 (vectorizable_reduction): Likewise.
3463 (vectorizable_call): Use new CALL_EXPR iterators.
3464 (vectorizable_conversion): Use build_call_expr.
3465 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3466 (vect_gen_widened_results_half): Use build_call_expr.
3467 (vect_setup_realignment): Likewise.
3468 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3470 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3471 (pass_through_call): Likewise.
3472 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3475 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3476 (tree_gen_pow2_profiler): Likewise.
3477 (tree_gen_one_value_profiler): Likewise.
3478 (tree_gen_ic_func_profiler): Likewise.
3479 (tree_gen_average_profiler): Likewise.
3480 (tree_gen_ior_profiler): Likewise.
3482 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3483 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3484 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3486 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3487 of TREE_CODE_LENGTH.
3489 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3490 of TREE_CODE_LENGTH.
3492 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3494 (convert_to_integer): Likewise.
3496 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3499 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3500 Brooks Moses <brooks.moses@codesourcery.com>
3501 Lee Millward <lee.millward@codesourcery.com>
3503 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3505 * config/frv/frv.c (frv_expand_builtin): Likewise.
3506 * config/s390/s390.c (s390_expand_builtin): Likewise.
3508 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3509 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3511 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3512 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3513 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3514 (ix86_expand_store_builtin): Likewise.
3515 (ix86_expand_unop_builtin): Likewise.
3516 (ix86_expand_unop1_builtin): Likewise.
3517 (ix86_expand_sse_compare): Likewise.
3518 (ix86_expand_sse_comi): Likewise.
3519 (ix86_expand_vec_init_builtin): Likewise.
3520 (ix86_expand_vec_ext_builtin): Likewise.
3521 (ix86_expand_vec_set_builtin): Likewise.
3522 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3524 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3525 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3527 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3528 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3529 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3531 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3533 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3534 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3535 arglist. Use new CALL_EXPR accessors. Fix callers.
3536 (altivec_expand_abs_builtin): Likewise.
3537 (rs6000_expand_binop_builtin): Likewise.
3538 (altivec_expand_predicate_builtin): Likewise.
3539 (altivec_expand_lv_builtin): Likewise.
3540 (spe_expand_stv_builtin): Likewise.
3541 (altivec_expand_stv_builtin): Likewise.
3542 (rs6000_expand_ternop_builtin): Likewise.
3543 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3544 (altivec_expand_st_builtin): Likewise.
3545 (altivec_expand_dst_builtin): Likewise.
3546 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3547 arglist. Use new CALL_EXPR accessors. Fix callers.
3548 (altivec_expand_vec_set_builtin): Likewise.
3549 (altivec_expand_vec_ext_builtin): Likewise.
3550 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3551 (spe_expand_builtin): Likewise.
3552 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3553 arglist. Use new CALL_EXPR accessors. Fix callers.
3554 (spe_expand_evsel_builtin): Likewise.
3555 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3556 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3558 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3559 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3560 (arm_expand_unop_builtin): Likewise.
3561 (arm_expand_builtin): Use new CALL_EXPR accessors.
3563 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3566 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3567 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3568 (bfin_expand_unop_builtin): Likewise.
3569 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3571 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3572 Brooks Moses <brooks.moses@codesourcery.com>
3573 Lee Millward <lee.millward@codesourcery.com>
3575 * c-semantics.c (build_stmt): Add internal diagnostic check.
3577 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3578 accessors. Print arguments explicitly instead of as a list.
3580 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3582 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3583 (c_finish_omp_flish): Likewise.
3585 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3586 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3587 instead of TREE_CODE_LENGTH.
3588 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3589 (c_warn_unused_result): Likewise.
3591 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3594 * doc/invoke.texi (Warning Options): Remove
3595 -Werror-implicit-function-declaration.
3596 (Wimplicit-function-declaration): Update description.
3597 * opts.c (common_handle_option): Move handling of -Werror=* to...
3598 (enable_warning_as_error): ...here.
3599 * opts.h (enable_warning_as_error): Declare.
3600 * c-decl.c (implicit_decl_warning): Unless
3601 -Wno-implicit-function-declaration is given, emit a pedwarn if
3602 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3603 * c.opt (Wimplicit-function-declaration): Replace
3604 mesg_implicit_function_declaration with
3605 warn_implicit_function_declaration.
3606 * c-opts.c (c_common_handle_option):
3607 -Werror-implicit-function-declaration is exactly equal as
3608 -Werror=implicit-function-declaration.
3609 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3610 warn_implicit_function_declaration.
3611 (c_common_post_options): -Wimplict-function-declaration is enabled
3612 by default by -std=c99, otherwise is disabled by default.
3613 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3615 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3617 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3618 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3619 former is ignored but not the latter.
3621 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3623 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3624 is made and the reference doesn't use the alias set of its type,
3625 do not create the temporary using that type.
3627 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3629 * jump.c: Remove prototypes for delete_computation and
3630 delete_prior_computation.
3632 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3634 * jump.c (get_label_after): Delete.
3635 (get_label_before, delete_computation, delete_jump,
3636 delete_prior_computation, follow_jumps): Move...
3637 * reorg.c (delete_computation, delete_prior_computation): ... here...
3638 (get_label_before, delete_jump): ... making these static ...
3639 (follow_jumps): ... and simplifying this since it only runs after
3641 * rtl.h (get_label_after, get_label_before, delete_jump,
3642 follow_jumps): Delete prototypes.
3644 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3646 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3648 2007-02-15 Nick Clifton <nickc@redhat.com>
3650 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3651 order to prevent it from being munged by the target.
3653 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3655 * config/i386/i386.md: Remove misleading comment.
3657 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3659 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3660 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3663 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3665 * tree-sra.c (instantiate_missing_elements): Canonicalize
3667 (sra_build_assignment): New.
3668 (generate_copy_inout, generate_element_copy,
3669 generate_element_zero, generate_one_element_init): Use it.
3671 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3673 * tree-sra.c (instantiate_missing_elements): Canonicalize
3675 (sra_build_assignment): New.
3676 (generate_copy_inout, generate_element_copy,
3677 generate_element_zero, generate_one_element_init): Use it.
3679 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3681 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3684 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3686 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3687 types as aggregates not scalars.
3688 * function.c (assign_stack_temp_for_type): Likewise.
3690 2007-02-14 Roger Sayle <roger@eyesopen.com>
3691 Zdenek Dvorak <dvorakz@suse.cz>
3693 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3696 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3698 * passes.c (next_pass_1): Clear the next field of the copied
3701 2007-02-14 Richard Henderson <rth@redhat.com>
3703 * tree-sra.c (early_sra): New.
3704 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3705 (tree_sra_early, pass_sra_early): New.
3706 * tree-pass.h (pass_sra_early): Declare.
3707 * passes.c (init_optimization_passes): Use it.
3709 2007-02-14 Richard Guenther <rguenther@suse.de>
3711 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3713 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3715 PR tree-optimization/30771
3716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3718 (vect_analyze_operations): Induction phis can now be marked as
3720 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3721 Update documentation accordingly.
3723 2007-02-14 Nick Clifton <nickc@redhat.com>
3725 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3726 most 3 arguments are supported.
3727 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3729 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3731 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3732 Ensure dst->current is valid.
3734 2007-02-13 Paul Brook <paul@codesourcery.com>
3736 * config.gcc: Add arm*-*-uclinux-*eabi.
3737 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3738 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3739 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3740 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3741 (LINK_SPEC): Define.
3743 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3745 * config/arm/uclinux-eabi.h: New file.
3746 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3747 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3750 2007-02-13 Ian Lance Taylor <iant@google.com>
3752 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3753 * flags.h (warn_strict_overflow): Declare.
3754 (enum warn_strict_overflow_code): Define.
3755 (issue_strict_overflow_warning): New static inline function.
3756 * opts.c (warn_strict_overflow): New variable.
3757 (common_handle_option): Handle OPT_Wstrict_overflow and
3758 OPT_Wstrict_overflow_.
3759 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3761 * fold-const.c: Include intl.h.
3762 (fold_deferring_overflow_warnings): New static variable.
3763 (fold_deferred_overflow_warning): New static variable.
3764 (fold_deferred_overflow_code): New static variable.
3765 (fold_defer_overflow_warnings): New function.
3766 (fold_undefer_overflow_warnings): New function.
3767 (fold_undefer_and_ignore_overflow_warnings): New function.
3768 (fold_deferring_overflow_warnings_p): New function.
3769 (fold_overflow_warning): New static function.
3770 (make_range): Add strict_overflow_p parameter. Change all
3772 (extract_muldiv, extract_muldiv_1): Likewise.
3773 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3774 tree_expr_nonnegative_p.
3775 (fold_negate_expr): Call fold_overflow_warning.
3776 (fold_range_test): Likewise.
3777 (fold_comparison): Likewise.
3778 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3779 instead of tree_expr_nonnegative_p.
3780 (tree_expr_nonnegative_warnv_p): Rename from
3781 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3782 (tree_expr_nonnegative_p): New function.
3783 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3784 strict_overflow_p parameter.
3785 (tree_expr_nonzero_p): New function.
3786 * passes.c (verify_interpass_invariants): New static function.
3787 (execute_one_pass): Call it.
3788 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3790 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3791 (estimate_numbers_of_iterations): Likewise.
3792 (scev_probably_wraps_p): Likewise.
3793 * tree-ssa-ccp.c: Include "toplev.h".
3794 (evaluate_stmt): Defer fold overflow warnings until we know we are
3796 (struct fold_stmt_r_data): Add stmt field.
3797 (fold_stmt_r): Defer fold overflow warnings until we know we
3799 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3800 (fold_stmt_inplace): Likewise.
3801 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3802 (cleanup_control_expr_graph): Defer fold overflow warnings until
3803 we know we are going to optimize.
3804 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3805 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3807 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3808 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3809 * tree-ssa-loop-manip.c (create_iv): Likewise.
3810 * c-typeck.c (build_conditional_expr): Likewise.
3811 (build_binary_op): Likewise.
3812 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3813 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3814 (extract_range_from_unary_expr): Likewise.
3815 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3816 assuming that signed overflow does not occur.
3817 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3818 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3819 (fold_defer_overflow_warnings): Declare.
3820 (fold_undefer_overflow_warnings): Declare.
3821 (fold_undefer_and_ignore_overflow_warnings): Declare.
3822 (fold_deferring_overflow_warnings_p): Declare.
3823 (tree_expr_nonzero_warnv_p): Declare.
3824 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3826 (Warning Options): Document -Wstrict-overflow.
3827 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3828 (tree-ssa-ccp.o): Likewise.
3829 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3830 (fold-const.o): Depend on intl.h.
3832 2007-02-13 Ian Lance Taylor <iant@google.com>
3835 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3838 2007-02-13 Stuart Hastings <stuart@apple.com>
3840 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3842 2007-02-13 Richard Henderson <rth@redhat.com>
3844 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3845 handled_component_p before looking for the indirect_ref.
3847 2007-02-13 Richard Henderson <rth@redhat.com>
3849 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3850 remove flags clobber.
3851 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3852 (bswaphi_lowpart): New.
3853 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3854 remove TARGET_BSWAP test. Delete expander of the same name.
3856 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3857 (expand_unop): Use them.
3859 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3861 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3862 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3863 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3864 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3865 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3866 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3867 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3868 assembler dialect choice from asm templates.
3870 2007-02-12 Richard Henderson <rth@redhat.com>
3872 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3873 (fixuns_trunc<SSEMODEF>si2): Use it.
3874 * config/i386/sse.md (vec_setv4sf_0): Export.
3875 * config/i386/i386.c (ix86_build_const_vector): Export.
3876 (ix86_split_convert_uns_si_sse): Rename from
3877 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3878 * config/i386/i386-protos.h: Update.
3880 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3883 * c-typeck.c (c_finish_return): Improve warning message.
3885 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3887 * alias.c (find_symbolic_term): Delete unused function.
3889 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3892 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3893 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3895 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3897 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3898 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3899 the function, temporarily point the debug interface to the null one.
3901 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3903 * dwarf2out.c (round_up_to_align): New static function.
3904 (field_byte_offset): Use it to round the offset.
3906 2007-02-12 Richard Henderson <rth@redhat.com>
3908 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3909 (inswl_const): Export.
3911 2007-02-12 Richard Henderson <rth@redhat.com>
3913 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3914 result mode of the libcall, convert back to outmode.
3916 2007-02-12 Roger Sayle <roger@eyesopen.com>
3918 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3919 (bswapdi2): New define_expand to implement 32-bit implementation.
3921 2007-02-12 Nick Clifton <nickc@redhat.com>
3923 * doc/invoke.texi (Overall Options): Document --help=.
3924 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3925 (cc1_options): Pass --help= on to cc1.
3926 (display_help): Add description of --help=.
3927 (process_command): Add code to handle --help=. Allow translated
3928 --help and --target-help switches to be passed on to compiler
3930 (main): Remove unused if statement.
3931 * opts.c (columns): Remove.
3932 (LEFT_COLUMN): Define.
3933 (wrap_help): Add columns argument.
3934 (print_filtered_help): Change parameters to be an include bitmask,
3935 an exclude bitmask, an any bitmask and the column width. Move the
3936 code to display the params list here. Add code to display the
3937 status of options rather than their descriptions if the quiet flag
3939 (print_specific_help): Change parameters to be an include bitmask,
3940 an exclude bitmask and an any bitmask. Move code to look up the
3941 column width here. Decide upon the title for an options listing.
3942 (common_handle_options): Add code to handle --help=. Adapt code
3943 for --help and --target-help to use the revised form of the
3944 print_specific_help function.
3945 (print_help): Delete.
3946 (print_param_help): Delete.
3947 (print_switch): Delete.
3948 * opts.h (cl_lang_count): Add prototype.
3949 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3950 CL_MAX_OPTION_CLASS): New defines.
3951 * optc-gen.awk: Add construction of cl_lang_count.
3952 * c.opt: Add Warning attribute to warning options and Optimization
3953 attribute to optimization options.
3954 * common.opt: Likewise.
3956 Add -fhelp and -ftarget-help as aliases for the transformed --help
3957 and --target-help options.
3958 * opt-functions.awk: Add code to handle Warning and Optimization
3961 2007-02-12 Richard Henderson <rth@redhat.com>
3963 * config/alpha/constraints.md: New file.
3964 * config/alpha/alpha.c: Include tm-constrs.h.
3965 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3966 alpha_extra_constraint): Remove.
3967 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3968 * config/alpha/alpha-protos.h: Update.
3969 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3970 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3971 (EXTRA_CONSTRAINT): Remove.
3972 * config/alpha/alpha.md: Include constraints.md.
3973 (adddi splitter): Use satisfies_constraint_*.
3974 * config/alpha/predicates.md (add_operand): Likewise.
3975 (sext_add_operand, addition_operation): Likewise.
3977 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3979 PR tree-optimization/29145
3980 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3981 in our handling of restrict qualified pointers.
3983 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3986 * doc/invoke.texi (Wunused-value): Update description.
3987 (Wextra): Delete item.
3988 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3989 value of Wunused-value.
3990 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3991 (c_finish_stmt_expr): Don't check extra_warnings.
3992 (emit_side_effect_warnings): The caller is responsible to check
3995 2007-02-11 Roger Sayle <roger@eyesopen.com>
3996 Matt Thomas <matt@3am-software.com>
3998 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4000 2007-02-11 Roger Sayle <roger@eyesopen.com>
4002 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4003 comparisons of POPCOUNT against zero.
4004 (simplify_const_relational_operation): Likewise.
4006 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4008 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4010 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4012 * dwarf2out.c (root_type): Delete unused function.
4014 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4016 * genattrtab.c (contained_in_p): Delete unused function.
4017 (write_expr_attr_cache): Likewise.
4019 2007-02-11 Jan Hubicka <jh@suse.cz>
4021 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4024 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4026 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4027 to add the REG_EQ* note.
4028 * see.c (see_merge_one_use_extension): Likewise.
4029 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4030 turn REG_EQUAL notes into REG_EQUIV notes if the target
4031 register may have more than one set.
4032 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4033 * gcse.c (try_replace_reg): Likewise.
4034 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4035 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4036 more than one REG_EQUIV note.
4037 * reload1.c (gen_reload): Use set_unique_reg_note.
4039 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4041 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4042 (ix86_builtin_conversion): New function.
4044 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4047 * tree.h (DECL_REPLACEABLE_P): New macro.
4048 * except.c (set_nothrow_function_flags): Likewise.
4050 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4051 Ira Rosen <irar@il.ibm.com>
4052 Dorit Nuzman <dorit@il.ibm.com>
4054 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4055 * targhooks.c (default_builtin_vectorized_conversion): New.
4056 * targhooks.h (default_builtin_vectorized_function): New declaration.
4057 * target.h (struct vectorize): Add builtin_conversion field.
4058 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4059 stmt_vec_info_type value.
4060 (vectorizable_conversion): New declaration.
4061 * tree-vect-analyze.c (vect_analyze_operations): Add
4062 vectorizable_conversion call.
4063 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4064 * tree-vect-transform.c (vectorizable_conversion): New function.
4065 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4066 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4068 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4069 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4070 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4071 or ALTIVEC_BUILTIN_VCFSX.
4073 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4076 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4077 CONST_DOUBLE and operand 0 is a hard register.
4078 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4079 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4080 is a hard floating-point register.
4082 2007-02-10 Richard Henderson <rth@redhat.com>
4083 Jakub Jelinek <jakub@redhat.com>
4084 Alexandre Oliva <aoliva@redhat.com>
4086 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4087 * builtin-types.def (BT_WORD): Make unsigned.
4088 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4089 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4090 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4091 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4092 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4093 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4095 * expr.c (emutls_var_address): New.
4096 (expand_expr_real_1): Expand emulated tls.
4097 (expand_expr_addr_expr_1): Likewise.
4098 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4099 * output.h (emutls_finish): Declare.
4100 * toplev.c (compile_file): Call it.
4101 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4102 address before wrapping in CONST.
4103 * varasm.c (emutls_htab, emutls_object_type): New.
4104 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4105 (get_emutls_object_name, get_emutls_object_type): New.
4106 (get_emutls_init_templ_addr, emutls_decl): New.
4107 (emutls_common_1, emutls_finish): New.
4108 (assemble_variable): When emulating tls, swap decls; generate
4109 constructor for the emutls objects.
4110 (do_assemble_alias): When emulating tls, swap decl and target name.
4111 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4113 * varpool.c (decide_is_variable_needed): Look at force_output.
4114 Recurse for emulated tls.
4115 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4116 with decide_is_variable_needed.
4117 * emutls.c: New file.
4118 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4119 tls_object for real tls.
4121 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4123 PR rtl-optimization/29599
4124 * reload1.c (eliminate_regs_in_insn): Take the destination
4125 mode into account when computing the offset.
4127 2007-02-09 Stuart Hastings <stuart@apple.com>
4128 Richard Henderson <rth@redhat.com>
4130 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4131 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4132 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4133 fixuns_truncdfhi2): New.
4134 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4135 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4136 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4137 (floatunssidf2): Allow nonimmediate source.
4138 * gcc/config/i386/sse.md (movdi_to_sse): New.
4139 (vec_concatv2di): Drop '*'.
4140 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4141 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4142 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4144 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4145 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4146 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4147 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4148 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4149 ix86_build_const_vector.
4150 (x86_emit_floatuns): Rewrite.
4152 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4154 * genautomata.c (longest_path_length): Delete unused function.
4155 (struct state): Delete unused longest_path_length.
4156 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4157 (get_free_state): Delete unused.
4159 2007-02-09 Jan Hubicka <jh@suse.cz>
4161 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4162 * doc/invoke.texi (inline-unit-growth): Update default value.
4164 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4165 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4166 (rebuild_cgraph_edges): Likewise.
4167 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4168 (dump_cgraph_node): Dump frequencies.
4169 (cgraph_clone_edge): Add frequency scales.
4170 (cgraph_clone_node): Add freuqnecy.
4171 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4172 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4173 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4174 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4175 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4176 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4177 (save_inline_function_body): Likewise.
4178 * ipa-inline.c: inluce rtl.h
4179 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4180 (cgraph_edge_badness): Use frequencies.
4181 (cgraph_decide_recursive_inlining): Update clonning.
4182 (cgraph_decide_inlining_of_small_function): Dump frequency.
4183 * predict.c (estimate_bb_frequencies): Export.
4184 * predict.h (estimate_bb_frequencies): Declare.
4185 * tree-inline.c (copy_bb): Watch overflows.
4186 (expand_call_inline): Update call of cgraph_create_edge.
4187 (optimize_inline_calls): Use TODO flags to update frequnecies.
4188 * passes.h: Include predict.h
4189 (init_optimization_passes): Move profile ahead.
4190 (execute_function_todo): Handle TODO_rebuild_frequencies.
4192 2007-02-09 Roger Sayle <roger@eyesopen.com>
4194 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4195 the insbl or inswl pattern into a register.
4197 2007-02-09 Roger Sayle <roger@eyesopen.com>
4199 * config/ia64/ia64.md (bswapdi2): New define_insn.
4201 2007-02-09 Richard Henderson <rth@redhat.com>
4203 * config/i386/constraints.md (Ym): New constraint.
4204 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4205 (movdi_1_rex64): Split sse and xmm general register moves from
4206 memory move alternatives. Use conditional register constraints.
4207 (movsf_1, movdf_integer): Likewise.
4208 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4209 (movdf_integer_rex64): New.
4210 (pushsf_rex64): Fix output constraints.
4211 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4212 (sse2_stored): Likewise.
4213 (sse2_storeq_rex64): New.
4214 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4215 amd and not generic.
4216 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4217 for optimize_size. Remove SF/DFmode hack.
4219 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4221 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4224 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4225 Richard Sandiford <richard@codesourcery.com>
4227 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4228 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4229 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4230 m68k/t-mlib to tmake_file.
4231 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4232 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4233 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4234 Allow it to be cf or m68k. Set m68k_arch_family. If that
4235 variable is not empty, add t-$m68k_arch_family to tmake_file.
4236 Add t-mlibs to tmake_file.
4237 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4238 * config/m68k/t-cf: New file.
4239 * config/m68k/t-m68k: Likewise.
4240 * config/m68k/t-mlibs: Likewise.
4241 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4242 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4243 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4244 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4245 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4247 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4248 (INSTALL_LIBGCC): Delete.
4249 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4250 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4251 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4252 (M68K_MLIB_CPU): Define.
4253 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4254 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4255 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4257 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4258 Richard Guenther <rguenther@suse.de>
4261 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4262 against INT_MIN/INT_MAX.
4263 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4264 file if a loop is removed.
4266 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4268 * calls.c (store_one_arg): Pass correct alignment to
4269 emit_push_insn for non-BLKmode values.
4270 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4271 unaligned stack slot via a suitably aligned slot.
4273 2007-02-08 DJ Delorie <dj@redhat.com>
4275 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4277 (legal_subregs): Use unsigned char, make const.
4278 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4280 2007-02-08 Paul Brook <paul@codesourcery.com>
4282 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4283 special interworking needed.
4285 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4287 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4288 conditional to __SSE2__.
4289 (Entries below should have been added to first ChangeLog
4290 entry for amdfam10 dated 2007-02-05)
4291 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4293 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4295 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4298 2007-02-08 DJ Delorie <dj@redhat.com>
4300 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4301 * config/m32c/m32c.c (legal_subregs): New.
4302 (m32c_illegal_subreg_p): New.
4303 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4304 unsupported subregs of hard regs.
4306 2007-02-08 Jan Hubicka <jh@suse.cz>
4308 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4309 the same one; always update histograms.
4311 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4313 * passes.c (init_optimization_passes): Tidy comment.
4315 2007-02-08 Roger Sayle <roger@eyesopen.com>
4317 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4318 strip zero_extend, bswap and rotates from POCOUNT's argument.
4319 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4320 zero_extend and rotates from PARITY's argument.
4321 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4322 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4323 of an integer constant at compile-time.
4325 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4328 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4330 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4333 * tree-ssa-live.c (remove_unused_locals): Do not remove
4334 TREE_ADDRESSABLE variables.
4335 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4336 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4337 FOR_CLOBBER. Update all users.
4338 If VAR has an associated alias set, add a virtual operand for
4339 it if no alias is found to conflict with the memory reference.
4341 2007-02-07 Jan Hubicka <jh@suse.cz>
4342 Robert Kidd <rkidd@crhc.uiuc.edu>
4344 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4346 2007-02-07 Ian Lance Taylor <iant@google.com>
4348 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4350 2007-02-07 Roger Sayle <roger@eyesopen.com>
4352 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4353 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4354 tablejumpdi, movsi_to_cr_one): Remove constraints from
4355 define_expand's match_operands.
4357 2007-02-07 Roger Sayle <roger@eyesopen.com>
4359 * global.c (compute_regsets): Move declatation of "i" inside of
4360 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4362 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4365 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4366 of INDIRECT_REF <RESULT_DECL>.
4368 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4370 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4371 Kaz Kojima <kkojima@gcc.gnu.org>
4374 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4376 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4378 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4380 * doc/loop.texi: Document possibility not to perform disambiguation
4381 of loops with multiple latches.
4382 * cfgloopmanip.c (alp_enum_p): Removed.
4383 (add_loop): Handle subloops. Use get_loop_body_with_size.
4384 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4385 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4386 the new forwarder block.
4387 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4388 Handle the case latch is NULL.
4389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4390 when marking loop exits.
4391 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4393 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4394 disambiguate_loops_with_multiple_latches.
4395 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4396 before fix_loop_structure.
4397 * cfgloop.c: Include pointer-set.h and output.h.
4398 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4399 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4400 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4401 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4402 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4403 disambiguate_multiple_latches, get_loop_body_with_size,
4404 disambiguate_loops_with_multiple_latches): New functions.
4405 (flow_loop_dump): Dump multiple latch edges.
4406 (flow_loop_nodes_find): Handle loops with multiple latches.
4407 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4408 (glb_enum_p): Modified.
4409 (get_loop_body): Use get_loop_body_with_size.
4410 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4411 (AVOID_CFG_MODIFICATIONS): New constant.
4412 (disambiguate_loops_with_multiple_latches, add_loop,
4413 get_loop_body_with_size): Declare.
4414 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4416 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4419 * global.c (compute_regsets): New function.
4420 (global_alloc): Refactored ELIMINABLE_REGSET
4421 and NO_GLOBAL_ALLOC_REGS computation out.
4422 (rest_of_handle_global_alloc): Call compute_regsets()
4423 for non-optimizing case.
4425 2007-02-06 Richard Henderson <rth@redhat.com>
4427 * config/i386/constraints.md (Y2): Rename from Y.
4428 (Yi): New constraint.
4429 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4430 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4431 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4432 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4433 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4434 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4435 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4436 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4437 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4438 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4439 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4440 vec_extractv2si_1): Change Y constraints to Y2.
4441 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4442 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4443 Change Y constraints to Y2.
4444 (sse2_loadld): Change Y constraints to x.
4446 2007-02-06 Roger Sayle <roger@eyesopen.com>
4448 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4449 (parity<mode>2): New define_expand using rs6000_emit_parity.
4450 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4451 rs6000_emit_parity): New functions.
4452 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4453 rs6000_emit_parity): Prototype here.
4455 2007-02-06 Ian Lance Taylor <iant@google.com>
4457 * lower-subreg.c (simple_move_operand): Reject CONST.
4458 (resolve_clobber): Call validate_change rather than directly
4459 assigning to XEXP (pat, 0).
4461 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4463 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4464 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4465 (tree-cfg.o): Remove hashtab.h dependency.
4467 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4468 (struct ivopts_data): Change niters to pointer_map_t.
4469 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4470 (niter_for_exit): Create pointer_map on demand. Change for
4472 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4473 (free_loop_data): Destroy data->niters if created and reset field.
4474 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4475 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4477 * tree-ssa-reassoc.c: Include pointer-set.h.
4478 (bb_rank): Change to long *.
4479 (operand_rank): Change to pointer_map_t.
4480 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4481 (insert_operand_rank): Accept long.
4482 (operand_entry_hash, operand_entry_eq): Remove.
4483 (get_rank): Return long. Adjust for changes above.
4484 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4486 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4488 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4489 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4490 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4492 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4493 directly since it cannot be NULL.
4494 (get_vi_for_tree): Rewrite for pointer_map API.
4495 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4496 (init_alias_vars): Create vi_for_tree as pointer_map.
4497 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4499 * tree-cfg.c: Don't include hashtab.h.
4500 (edge_to_cases): Declare as pointer_map.
4501 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4503 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4504 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4505 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4507 (record_switch_edge): Delete.
4508 (get_cases_for_edge): Adjust for pointer_map API, inline
4509 record_switch_edge (rewritten for new API), remove goto.
4511 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4513 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4514 * tree-nested.c: Include pointer-set.h.
4515 (var_map_elt, var_map_eq, var_map_hash): Delete.
4516 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4518 (nesting_info_bitmap_obstack): New.
4519 (lookup_field_for_decl): Adjust for pointer_map API.
4520 (lookup_tramp_for_decl): Adjust for pointer_map API.
4521 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4522 (get_local_debug_decl): Adjust for pointer_map API.
4523 (convert_nl_goto_reference): Adjust for pointer_map API.
4524 (convert_nl_goto_receiver): Adjust for pointer_map API.
4525 (create_nesting_tree): Create outside GGC space. Create bitmap on
4526 the new obstack. Create field_map and var_map as pointer_maps.
4527 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4529 (lower_nested_functions): Move root here, no need to NULL it.
4530 Initialize and release the obstack.
4532 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4534 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4535 Remove prototypes and make them non-static.
4536 (struct tree_int_map): Remove.
4537 * tree.h (struct tree_int_map): Move here, turning TO into an
4539 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4541 * tree.h (TREE_COMPLEXITY): Remove.
4542 (struct tree_exp): Remove complexity field.
4543 * tree.c (build1_stat): Don't set it.
4545 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4546 Victor Kaplansky <victork@il.ibm.com>
4548 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4549 (vect_is_simple_reduction): Support reduction with induction as
4550 one of the operands.
4551 (vect_is_simple_iv_evolution): Fix formatting.
4552 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4553 formatting. Don't mark induction phis for vectorization.
4554 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4555 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4556 (vect_get_vec_def_for_operand): Support induction.
4557 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4559 (vectorizable_reduction): Support reduction with induction as one of
4561 (vectorizable_type_demotion): Use def-type of stmt argument rather
4562 than dummy def-type.
4564 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4565 flag_tree_scev_cprop.
4566 * common.opt (tree-scev-cprop): New flag.
4568 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4569 call to vect_get_new_vect_var.
4571 2007-02-06 Ira Rosen <irar@il.ibm.com>
4573 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4574 vectype is not NULL.
4575 (vect_pattern_recog_1): Likewise.
4577 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4579 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4580 (fold_negate_expr): Likewise.
4582 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4585 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4586 even if cv-qualification is the same.
4588 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4590 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4591 __enable_execute_stack on completion.
4593 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4595 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4596 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4597 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4598 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4599 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4600 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4601 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4602 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4606 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4607 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4608 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4609 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4610 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4611 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4612 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4613 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4614 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4615 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4616 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4617 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4618 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4619 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4620 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4621 sqrtextenddfxf2_i387): Added amdfam10_decode.
4623 * config/i386/athlon.md (athlon_idirect_amdfam10,
4624 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4625 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4626 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4627 athlon_ivector_store_amdfam10): New define_insn_reservation.
4628 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4631 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4633 * config/i386/athlon.md (athlon_call_amdfam10,
4634 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4635 define_insn_reservation.
4636 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4637 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4638 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4640 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4642 * config/i386/athlon.md (athlon_sseld_amdfam10,
4643 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4644 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4648 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4649 define_insn_reservation.
4650 * config/i386/i386.md (sseins): Added sseins to define_attr type
4651 and define_attr unit.
4652 * config/i386/sse.md: Set type attribute to sseins for insertq
4655 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4657 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4658 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4659 ssecomi_load_amdfam10, ssecomi_amdfam10,
4660 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4661 define_insn_reservation.
4662 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4666 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4667 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4668 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4669 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4670 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4671 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4672 define_insn_reservation.
4674 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4675 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4676 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4677 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4678 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4680 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4682 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4683 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4684 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4685 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4686 athlon_ssemul_load_k8): Added amdfam10.
4688 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4690 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4691 (x86_sse_unaligned_move_optimal): New variable.
4693 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4695 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4696 for unaligned vector SSE double/single precision loads for AMDFAM10.
4698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4700 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4701 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4702 Define TARGET_CPU_DEFAULT_amdfam10.
4703 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4704 (processor_type): Add PROCESSOR_AMDFAM10.
4706 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4707 processor_type in config/i386/i386.h.
4708 Enable imul peepholes for TARGET_AMDFAM10.
4710 * config.gcc: Add support for --with-cpu option for amdfam10.
4712 * config/i386/i386.c (amdfam10_cost): New variable.
4713 (m_AMDFAM10): New macro.
4714 (m_ATHLON_K8_AMDFAM10): New macro.
4715 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4716 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4717 x86_promote_QImode, x86_integer_DFmode_moves,
4718 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4719 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4720 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4721 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4722 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4723 Enable/disable for amdfam10.
4724 (override_options): Add amdfam10_cost to processor_target_table.
4725 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4726 processor_alias_table.
4727 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4728 (ix86_adjust_cost): Add code for amdfam10.
4730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4732 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4733 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4734 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4735 * config/i386/i386.h: Add builtin definition for SSE4A.
4736 * config/i386/i386.md: Add support for ABM instructions
4738 * config/i386/sse.md: Add support for SSE4A instructions
4739 (movntss, movntsd, extrq, insertq).
4740 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4741 Add -march=amdfam10 flag.
4742 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4743 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4745 * doc/extend.texi: Add documentation for SSE4A builtins.
4747 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4749 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4751 2007-02-05 Richard Guenther <rguenther@suse.de>
4753 * tree-vectorizer.h (vectorizable_function): Add argument type
4754 argument, change return type.
4755 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4756 * tree-vect-transform.c (vectorizable_function): Handle extra
4757 argument, return vectorized function decl.
4758 (build_vectorized_function_call): Remove.
4759 (vectorizable_call): Handle calls with result and argument types
4760 differing. Handle loop vectorization factor correctly.
4761 * targhooks.c (default_builtin_vectorized_function): Adjust for
4763 * targhooks.h (default_builtin_vectorized_function): Likewise.
4764 * target.h (builtin_vectorized_function): Add argument type
4766 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4767 extra argument, allow vectorizing of lrintf.
4768 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4769 documentation of target hook.
4771 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4774 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4775 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4776 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4778 2007-02-05 Roger Sayle <roger@eyesopen.com>
4780 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4781 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4782 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4783 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4784 before canonicalizing sincos to cexpi.
4785 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4787 2007-02-05 Roger Sayle <roger@eyesopen.com>
4789 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4790 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4791 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4793 2007-02-05 Roger Sayle <roger@eyesopen.com>
4795 * mips-tfile.c (initialize_init_file): Correct endianness test.
4797 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4799 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4802 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4804 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4805 saves in a PARALLEL before the register assignments.
4807 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4809 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4810 DWARF_FRAME_RETURN_COLUMN to be a general register.
4811 * dwarf2out.c (init_return_column_size): New function, split from...
4812 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4813 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4814 to be nongeneral registers.
4815 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4817 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4818 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4820 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4822 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4824 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4826 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4827 (remove_path): Use can_remove_branch_p and remove_branch instead
4828 of loop_delete_branch_edge.
4829 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4830 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4831 Update profile using scale_dominated_blocks_in_loop.
4832 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4833 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4834 (can_remove_branch_p, remove_branch): Declare.
4835 * tree-cfg.c (tree_can_remove_branch_p): New function.
4836 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4837 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4838 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4840 2007-02-05 Jan Hubicka <jh@suse.cz>
4843 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4844 nodes in cgraph, don't remove offline copy of the function.
4846 2007-02-04 Jan Hubicka <jh@suse.cz>
4848 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4849 vectors might cause maybe_lookup_element_for_expr to be called
4850 on non-sra-candidate.
4852 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4854 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4855 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4856 spelling conventions.
4858 2007-02-04 Richard Guenther <rguenther@suse.de>
4861 * fold-const.c (try_move_mult_to_index): Make sure to not
4862 overflow one dimension of a multi-dimensional array access.
4864 2007-02-04 Jan Hubicka <jh@suse.cz>
4866 * passes.c (init_optimization_passes): Reindent.
4868 2007-02-04 Jan Hubicka <jh@suse.cz>
4869 Eric Botcazou <ebotcazou@adacore.com>
4871 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4872 (execute_fixup_cfg): Break out the abnormal goto code.
4873 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4874 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4875 (optimize_inline_calls): Call make_nonlocal_label_edges.
4877 2007-02-04 Jan Hubicka <jh@suse.cz>
4879 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4880 true when something was changed.
4881 (rename_ssa_copies): When something was changed, do
4882 TODO_remove_unused_locals.
4883 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4884 add TODO_remove_unused_locals when instruction was removed.
4886 2007-02-04 Jan Hubicka <jh@suse.cz>
4888 * ipa-inline.c (try_inline): Improve debug output; work on already
4890 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4891 call try_inline for already inlined edges too when flattening;
4892 inline also functions that make callee growth but overall unit size
4895 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4897 * config/m32c/bitops.md, config/m32c/jump.md,
4898 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4899 config/m32r/m32r.h, config/m32r/m32r.md,
4900 config/m32r/predicates.md, config/m68hc11/larith.asm,
4901 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4902 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4903 config/mips/mips-protos.h, config/mips/mips.c,
4904 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4905 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4906 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4907 spelling conventions.
4909 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4910 Follow spelling conventions.
4912 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4914 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4915 warn about C++0x compatibility.
4917 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4919 * config/h8300/h8300.c, config/h8300/h8300.h,
4920 config/h8300/h8300.md: Follow spelling conventions.
4922 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4925 * combine.c (try_combine): Do not substitute source operand
4926 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4928 2007-02-03 Jan Hubicka <jh@suse.cz>
4930 PR gcov-profile/30650
4931 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4932 do not divide by zero for never executed counters.
4933 (tree_find_values_to_profile): Fix counters.
4934 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4936 2007-02-03 Ian Lance Taylor <iant@google.com>
4938 * lower-subreg.c (simple_move_operand): New static function,
4939 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4941 (simple_move): Call simple_move_operand.
4942 (find_decomposable_subregs): Add special handling of MEMs.
4943 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4944 meaning of return value. If we see a hard register, test whether
4945 it can store a word_mode value. Change all callers.
4947 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4949 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4950 ftrapv insns and expanders.
4951 (subdi3): Change define_expand operand 1 to arith11_operand, and
4952 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4953 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4954 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4958 * varasm.c (notice_global_symbol): Treat global objects as weak when
4961 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * emit-rtl.c (dconstpi): Delete.
4965 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4966 * real.h (dconstpi): Delete.
4968 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4969 (fold_builtin_hypot): Likewise.
4971 2007-02-03 Tom Tromey <tromey@redhat.com>
4974 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4975 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4977 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4979 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4980 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4981 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4982 config/rs6000/cell.md, config/rs6000/darwin.h,
4983 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4984 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4985 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4986 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4987 typos. Follow spelling conventions.
4988 * doc/invoke.texi: Follow spelling conventions.
4990 2007-02-03 Roger Sayle <roger@eyesopen.com>
4992 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4993 canonicalization transformations that attempt to simplify integer
4994 constant comparisons to become comparisons against zero.
4996 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4998 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5000 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5001 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5003 2007-02-02 Mike Stump <mrs@apple.com>
5005 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5006 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5007 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5008 generate a branch island.
5010 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5012 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5013 (xtensa_legitimate_address_p): New.
5014 (xtensa_legitimize_address): New.
5015 (xtensa_output_addr_const_extra): New.
5016 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5018 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5019 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5020 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5021 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5022 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5023 (xtensa_legitimize_address): New.
5024 (xtensa_output_addr_const_extra): New.
5026 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5028 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5030 2007-02-02 Ian Lance Taylor <iant@google.com>
5032 * expmed.c (expand_divmod): Add comment.
5034 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5036 * emit-rtl.c (renumber_insns): Remove.
5037 * flags.h: Remove the extern for flag_renumber_insns.
5038 * rtl.h: Remove the prototype for renumber_insns.
5039 * toplev.c (flag_renumber_insns): Remove.
5041 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5043 Revert for x86 darwin:
5044 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5046 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5047 code before the following patch under TARGET_MACHO.
5048 (ix86_function_value_regno_p): Likewise.
5050 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5052 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5055 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5058 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5059 general or fp registers. Add comments.
5060 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5062 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5064 * pointer-set.c (insert_aux): Only return insertion slot.
5065 (pointer_set_insert): Adjust.
5066 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5067 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5068 pointer_map_traverse): New.
5069 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5070 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5071 pointer_map_contains, pointer_map_traverse): Declare.
5073 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5076 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5077 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5079 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5081 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5083 (struct _dep): New type.
5084 (dep_t): New typedef.
5085 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5086 (DEP_STATUS): New access macro. The macro with the same name was
5087 renamed to DEP_LINK_STATUS.
5088 (dep_init): Declare function
5090 (struct _dep_link): New type.
5091 (dep_link_t): New typedef.
5092 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5093 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5094 (DEP_LINK_STATUS): New macro.
5095 (debug_dep_links): New debug function.
5097 (struct _deps_list): New type.
5098 (deps_list_t): New typedef.
5099 (DEPS_LIST_FIRST): New access macro.
5100 (FOR_EACH_DEP_LINK): New cycle macro.
5101 (create_deps_list, free_deps_list, delete_deps_list): Declare
5103 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5104 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5105 (copy_deps_list_change_con): Ditto.
5107 (move_dep_link): Declare function.
5109 (struct _dep_node): New type.
5110 (dep_node_t): New typedef.
5111 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5113 (struct haifa_insn_data.back_deps): New field to hold backward
5114 dependencies of the insn.
5115 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5117 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5118 Change its type to deps_list_t.
5119 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5120 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5121 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5123 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5125 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5127 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5129 (dep_cost): Declare.
5131 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5132 (ds_to_dk, dk_to_ds): New functions.
5134 (init_dep_1): New static function.
5135 (init_dep): New function.
5136 (copy_dep): New static function.
5138 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5140 (detach_dep_link): New static function.
5141 (move_dep_link): New function.
5143 (dep_links_consistent_p, dump_dep_links): New static functions.
5144 (debug_dep_links): New debugging function.
5146 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5148 (alloc_deps_list, init_deps_list): New static functions.
5149 (create_deps_list): New function.
5150 (clear_deps_list): New static function.
5151 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5152 (deps_list_consistent_p, dump_deps_list): New static functions.
5153 (debug_deps_list): New function.
5154 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5156 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5158 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5159 use new scheduler dependencies lists.
5160 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5161 (sched_analyze): Ditto. Initialize dependencies lists.
5162 (add_forw_dep, compute_forward_dependences): Update to use new
5163 scheduler dependencies lists.
5165 (init_dependency_caches): Init deps_obstack.
5166 (free_dependency_caches): Free deps_obstack.
5168 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5169 new scheduler dependencies lists.
5170 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5171 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5173 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5174 Update to use new scheduler dependencies lists.
5175 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5176 (debug_dependencies): Ditto.
5177 (schedule_region): Update comments.
5179 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5180 scheduler dependencies lists.
5181 (schedule_ebb): Update comments.
5183 * rtl.def (DEPS_LIST): Remove.
5185 * lists.c (unused_deps_list): Remove.
5186 (free_list): Update assertions.
5188 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5189 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5191 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5192 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5194 * haifa-sched.c (comments): Update.
5195 (insn_cost1): Remove. Inline the code into insn_cost ().
5196 (insn_cost): Update to use new scheduler dependencies lists. Move
5197 processing of the dependency cost to dep_cost ().
5198 (dep_cost): New function. Use it instead of insn_cost () when
5199 evaluating cost of the dependency. Use compatible interface to
5200 interact with the target.
5201 (priority): Update to use new scheduler dependencies lists.
5202 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5203 with greater number of insns that depend on the insn.
5204 (schedule_insn): Update to use new scheduler dependencies lists. Add
5205 code to free backward dependencies lists. Inline and optimize code
5206 from resolve_dep () - see PR28071.
5207 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5208 lists. Update call to targetm.sched.is_costly_dependence hook.
5210 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5211 scheduler dependencies lists.
5213 (resolve_dep): Remove. Move the logic to schedule_insn ().
5214 (init_h_i_d): Initialize dependencies lists.
5216 (process_insn_depend_be_in_spec): Rename to
5217 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5219 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5220 Update to use new scheduler dependencies lists.
5221 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5223 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5224 new scheduler dependencies lists.
5225 (build_intra_loop_deps): Ditto.
5227 * target.h (struct _dep): Declare to use in
5228 gcc_target.sched.is_costly_dependence.
5229 (struct gcc_target.sched.adjust_cost): Fix typo.
5230 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5231 single dep_t parameter instead of an equivalent triad.
5232 (struct gcc_target.sched.adjust_cost_2): Remove.
5234 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5236 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5238 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5240 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5242 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5243 (REG_DEP_TRUE): Document.
5245 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5246 Change signature to correspond to the targetm.sched.adjust_cost hook.
5247 Update use in TARGET_SCHED_ADJUST_COST_2.
5248 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5249 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5250 new scheduler dependencies lists.
5251 (ia64_gen_check): Ditto.
5253 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5256 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5257 signature to correspond to the targetm.sched.is_costly_dependence hook.
5258 (is_costly_group): Update to use new scheduler dependencies lists.
5260 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5261 instead of INSN_COST () macro.
5263 2007-02-01 Ian Lance Taylor <iant@google.com>
5265 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5267 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5269 * pa.md (tp_load): Correct mfctl instruction syntax.
5271 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5273 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5274 altivec_padding_size calculation on AIX. Improve comment, add
5275 assert to verify that it's right.
5277 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5280 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5283 * global.c (global_alloc): Add mising initialization of
5286 2007-02-01 Roger Sayle <roger@eyesopen.com>
5288 * alias.c (init_alias_analysis): Correct whitespace.
5289 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5290 partition_hot_cold_basic_blocks): Likewise.
5291 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5292 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5293 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5294 fold_builtin_snprintf_chk, fold_builtin_printf,
5295 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5296 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5297 * cfgcleanup.c (cleanup_cfg): Likewise.
5298 * cfgexpand.c (tree_expand_cfg): Likewise.
5299 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5300 * function.c (get_next_funcdef_no): Likewise.
5301 * gengtype.c (main): Likewise.
5302 * genmodes.c (main): Likewise.
5303 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5304 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5305 * ifcvt.c (noce_emit_move_insn): Likewise.
5306 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5308 * stor-layout.c (get_best_mode): Likewise.
5309 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5310 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5311 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5312 perform_var_substitution, solve_graph): Likewise.
5313 * tree-vrp.c (vrp_finalize): Likewise.
5315 2007-02-01 Ian Lance Taylor <iant@google.com>
5317 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5318 high part of a paradoxical subreg, return a constant zero.
5320 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5322 * toplev.c (lang_dependent_init): Call init_set_costs.
5323 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5325 2007-02-01 Richard Guenther <rguenther@suse.de>
5328 * fold-const.c (fold_negate_expr): Allow negating a
5329 constant if overflow does not change.
5331 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5333 * doc/c-tree.texi (Expression trees): Improve markup.
5334 * doc/tm.texi (Register Classes, Addressing Modes)
5335 (Floating Point): Fix spacing after abbreviations. Fix some
5338 2007-02-01 Ben Elliston <bje@au.ibm.com>
5340 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5341 * doc/contrib.texi: Likewise.
5342 * doc/install.texi: Likewise.
5344 2007-01-31 Richard Henderson <rth@redhat.com>
5345 Ian Lance Taylor <iant@google.com>
5347 * lower-subreg.c: New file.
5348 * rtl.def (CONCATN): Define.
5349 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5351 * emit-rtl.c (update_reg_offset): New static function, broken out
5352 of gen_rtx_REG_offset.
5353 (gen_rtx_REG_offset): Call update_reg_offset.
5354 (gen_reg_rtx_offset): New function.
5355 * regclass.c: Revert patch of 2006-03-05, restoring
5357 (clear_reg_info_regno): New function.
5358 * dwarf2out.c (concatn_loc_descriptor): New static function.
5359 (loc_descriptor): Handle CONCATN.
5360 * common.opt (fsplit_wide_types): New option.
5361 * opts.c (decode_options): Set flag_split_wide_types when
5363 * timevar.def (TV_LOWER_SUBREG): Define.
5364 * rtl.h (gen_reg_rtx_offset): Declare.
5365 (reg_scan_update): Declare.
5366 * regs.h (clear_reg_info_regno): Declare.
5367 * tree-pass.h (pass_lower_subreg): Declare.
5368 (pass_lower_subreg2): Declare.
5369 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5370 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5372 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5373 * Makefile.in (OBJS-common): Add lower-subreg.o.
5374 (lower-subreg.o): New target.
5376 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5378 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5380 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5383 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5385 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5388 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5390 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5392 * cfgloop.h: Include vec-prim.h.
5393 (enum li_flags): Remove LI_ONLY_OLD.
5394 (loop_iterator): Changed.
5395 (fel_next, fel_init): Iterate over loop tree.
5396 (FOR_EACH_LOOP_BREAK): New macro.
5397 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5399 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5400 * modulo-sched.c (sms_schedule): Ditto.
5401 * tree-vectorizer.c (vectorize_loops): Ditto.
5402 * doc/loop.texi: Update information on loop numbering and behavior of
5403 FOR_EACH_LOOP wrto new loops.
5404 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5405 add_to_evolution_1): Test nestedness of loops instead of comparing
5407 * tree-chrec.c (chrec_fold_plus_poly_poly,
5408 chrec_fold_multiply_poly_poly, chrec_evaluate,
5409 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5410 reset_evolution_in_loop): Ditto.
5411 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5413 2007-01-31 Dirk Mueller <dmueller@suse.de>
5415 * c-common.c (warn_about_parentheses): Separate warning about
5416 un-parenthized sequence of comparison operators from the one
5417 which is supposed to warn about x <= y <= z.
5419 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5421 * optabs.h (enum optab_index): Add new OTI_isinf.
5422 (isinf_optab): Define corresponding macro.
5423 * optabs.c (init_optabs): Initialize isinf_optab.
5424 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5426 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5427 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5429 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5430 expand_builtin_interclass_mathfn.
5431 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5432 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5433 (fxam<mode>2_i387): New insn pattern.
5434 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5435 built-in functions as x87 inline asm.
5437 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5439 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5441 2007-01-30 Eric Christopher <echristo@apple.com>
5443 * config.gcc: Add geode.
5445 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5447 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5448 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5449 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5450 value-prof.c: Fix comment typos.
5452 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5455 * doc/invoke.texi (Wpointer-arith): Document warning.
5457 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5459 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5460 the list of discrepancies from the draft TR.
5462 2007-01-30 Dirk Mueller <dmueller@suse.de>
5465 * doc/invoke.texi (-Wreturn-type): Update description to
5468 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5470 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5472 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5474 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5475 to handle optabs that operate on floating point input argument and
5476 output to integer output.
5477 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5478 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5479 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5480 expand_builtin_interclass_mathfn ().
5481 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5483 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5484 ilogbl built-in functions as x87 intrinsics.
5486 2007-01-30 Richard Guenther <rguenther@suse.de>
5489 * dwarf2out.c (reference_to_unused): Query varpool if the
5490 variable was output.
5492 2007-01-30 Richard Guenther <rguenther@suse.de>
5495 * passes.c (execute_one_pass): Reset in_gimple_form to not
5496 confuse non-unit-at-a-time mode.
5498 2007-01-29 Roger Sayle <roger@eyesopen.com>
5499 Richard Guenther <rguenther@suse.de>
5501 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5502 avoid undefined behaviour on overflow. Use force_fit_type_double
5503 to construct the constant with the specified TREE_OVERFLOW.
5505 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5507 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5508 * config/dfp-bit.h: Ditto.
5510 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5512 * c-decl.c (pop_scope): Replace warnings with call to
5513 warn_for_unused_label.
5514 * c-common.h (warn_for_unused_label): Declare.
5515 * c-common.c (warn_for_unused_label): Define.
5517 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5519 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5522 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5524 * Makefile.in (USER_H): Remove decfloat.h.
5525 * ginclude/decfloat.h: Delete, moving contents to ...
5526 * ginclude/float.h: Add support for decimal floating point,
5527 guarded by __STDC_WANT_DEC_FP__.
5529 2007-01-29 Mike Stump <mrs@apple.com>
5531 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5532 Analysis and Representation to resolve case insensitive conflict.
5533 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5535 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5537 * tree.h (struct tree_memory_tag): Add aliases member.
5538 (MTAG_ALIASES): New macro.
5539 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5540 (add_may_alias): Remove pointer-set. Update for may_aliases being
5542 (mark_aliases_call_clobbered): Update for may_aliases being a
5544 (compute_tag_properties): Ditto.
5545 (create_partition_for): Ditto.
5546 (compute_memory_partitions): Ditto.
5547 (dump_may_aliases_for): Ditto.
5548 (is_aliased_with): Ditto.
5549 (add_may_alias_for_new_tag): Ditto.
5550 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5551 (compute_is_aliased): New function.
5552 (compute_may_aliases): Call compute_is_aliased).
5553 (init_alias_info): Initialize alias_bitmap_obstack.
5554 (union_alias_set_into): New function.
5555 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5556 (have_common_aliases_p): Rewrite to take two bitmaps and use
5558 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5560 (finalize_ref_all_pointers): Update for add_may_alias changes.
5561 (new_type_alias): Ditto.
5562 * tree-flow-inline.h (may_aliases): Return a bitmap.
5563 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5564 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5565 may_aliases being a bitmap.
5566 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5567 may_aliases now returns a bitmap.
5568 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5570 * tree-ssa-operands.c (add_virtual_operand): Update for
5571 may_aliases being a bitmap.
5573 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5575 PR tree-optimization/30630
5576 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5577 variable as changed.
5579 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5582 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5583 expanded only once even if an error occurs.
5585 2007-01-29 Ben Elliston <bje@au.ibm.com>
5587 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5588 (__gcov_average_profiler): Likewise.
5589 (__gcov_ior_profiler): Likewise.
5590 (__gcov_merge_ior): Likewise.
5592 2007-01-28 Jan Hubicka <jh@suse.cz>
5594 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5595 * value-prof.c (stringop_block_profile): Likewise.
5597 2007-01-28 Jan Hubicka <jh@suse.cz>
5599 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5600 variant handling histograms; add wrapper.
5601 (clear_storage_via_libcall): Export.
5602 (emit_block_move_hints): Break out from ...; add histograms.
5603 (emit_block_move): ... this one.
5604 (clear_storage_hints): Break out from ...; add histograms.
5605 (clear_storage): ... this one.
5606 (set_storage_via_memset): Handle histogram.
5607 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5608 (clear_storage_hints, clear_storage_via_libcall): Declare.
5609 (set_storage_via_setmem): Update prototype.
5610 * doc/md.texi (movmem, setmem): Document new arguments.
5612 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5614 (stringop_block_profile): New global function.
5615 (tree_stringops_values_to_profile): Profile block size and alignment.
5616 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5618 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5619 (stringop_block_profile): Declare.
5620 * builtins.c: Include value-prof.h.
5621 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5622 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5623 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5624 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5625 * profile.c (instrument_values): Add new counters.
5626 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5628 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5629 (tree_init_edge_profiler): Build new profilers.
5630 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5631 (pass_tree_profile): Add dump.
5632 (tree_profile_hooks): Update.
5633 * Makefile.in (LIBGCOV): Add new constants.
5634 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5635 __gcov_ior_profiler): New.
5636 * i386.md (movmem/setmem expanders): Add new optional arguments.
5638 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5640 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5642 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5644 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5645 (tree_unswitch_single_loop): Pass eni_size_weights to
5646 tree_num_loop_insns.
5647 * tree-ssa-loop-manip.c: Include tree-inline.h.
5648 (can_unroll_loop_p): Pass eni_size_weights to
5649 tree_num_loop_insns.
5650 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5651 Pass eni_size_weights to estimate_num_insns.
5652 * tree.h (init_inline_once): Export.
5653 * toplev.c (backend_init): Call init_inline_once.
5654 * cgraphunit.c (cgraph_process_new_functions,
5655 cgraph_analyze_function): Pass eni_inlining_weights to
5657 * ipa-inline.c (compute_inline_parameters): Ditto.
5658 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5659 to estimate_num_insns.
5660 (try_unroll_loop_completely): Pass eni_size_weights to
5661 tree_num_loop_insns.
5662 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5663 ot estimate_num_insns.
5664 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5665 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5666 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5667 eni_time_weights): New variables.
5668 (init_inline_once): Initialize them.
5669 (struct eni_data): Mew.
5670 (estimate_num_insns_1, estimate_num_insns): Use weights.
5671 * tree-inline.h (struct eni_weights_d): New.
5672 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5673 (estimate_num_insns): Declaration changed.
5674 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5675 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5676 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5678 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5680 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5681 relations in the conflict function is valid.
5683 2007-01-27 Ian Lance Taylor <iant@google.com>
5685 * common.opt: Add fstrict-overflow.
5686 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5687 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5688 (TYPE_OVERFLOW_UNDEFINED): Define.
5689 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5691 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5692 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5693 (fold_negate_expr): Likewise.
5694 (make_range): Likewise.
5695 (extract_muldiv_1): Likewise.
5696 (maybe_canonicalize_comparison): Likewise.
5697 (fold_comparison): Likewise.
5698 (fold_binary): Likewise.
5699 (tree_expr_nonnegative_p): Likewise.
5700 (tree_expr_nonzero_p): Likewise.
5701 * tree-vrp.c (compare_values): Likewise.
5702 (extract_range_from_binary_expr): Likewise.
5703 (extract_range_from_unary_expr): Likewise.
5704 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5706 (nowrap_type_p): Likewise.
5707 * tree-scalar-evolution.c (simple_iv): Likewise.
5708 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5709 (build_range_check): Likewise.
5710 (extract_muldiv_1): Likewise.
5711 (fold_comparison): Likewise.
5712 * tree-vrp.c (vrp_int_const_binop): Likewise.
5713 (extract_range_from_unary_expr): Likewise.
5714 * convert.c (convert_to_integer): Likewise.
5715 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5716 (fold_comparison): Likewise.
5717 (fold_binary): Likewise.
5718 * optabs.c (optab_for_tree_code): Likewise.
5719 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5720 * simplify-rtx.c (simplify_const_relational_operation): Check
5721 flag_strict_overflow and flag_trapv.
5722 (simplify_const_relational_operation): Likewise.
5723 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5724 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5727 2007-01-27 Roger Sayle <roger@eyesopen.com>
5729 * tree.c (tree_fold_gcd): Delete.
5730 * tree.h (tree_fold_gcd): Remove prototype.
5731 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5732 test whether one constant integer is a multiple of another. Instead
5733 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5734 * fold-const.c (multiple_of_p): We've determined both TOP and
5735 BOTTOM are integer constants so we can call int_const_binop directly
5736 instead of the more generic const_binop.
5738 2007-01-27 Roger Sayle <roger@eyesopen.com>
5740 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5741 1*X check that the constant hasn't overflowed, to preserve the
5743 (round_up): Provide an efficient implementation when rouding-up an
5744 INTEGER_CST to a power-of-two.
5746 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5748 * doc/sourcebuild.texi: Add comma for clarity.
5749 * doc/extend.texi: Fix some typos.
5750 * doc/passes.texi: Likewise.
5751 * doc/cppinternals.texi: Likewise.
5752 * doc/c-tree.texi: Likewise.
5753 * doc/tree-ssa.texi: Likewise.
5754 * doc/install.texi: Likewise.
5756 2007-01-27 Jan Hubicka <jh@suse.cz>
5758 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5759 (pass_sra): Do not require alias information.
5760 * passes.c (init_optimization_passes): Add SRA
5762 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5764 * tracer.c (rest_of_handle_tracer): We already cleaned
5765 up the CFG in tracer() so don't do it here again.
5766 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5767 cleanup_cfg here, either. And don't call renumber_insns.
5769 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5770 and BB_HEAD are in the insn stream here. Instead make sure
5771 that BB_INSN is valid on all insns. Also, do check here that
5772 there are no pending branch predictions...
5773 (rtl_verify_flow_info): ...instead of doing it here. Checks
5774 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5777 2007-01-26 Roger Sayle <roger@eyesopen.com>
5779 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5780 function to simplify/factorize operand order canonicalization.
5781 (ix86_fixup_binary_operands): Reorganize using the above function.
5782 (ix86_binary_operator_ok): Likewise.
5784 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5786 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5787 file scope from optimize_attrs.
5788 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5790 (optimize_attrs): Clear insn_code_values after freeing it.
5792 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5794 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5795 a parts.base assignment.
5797 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5799 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5800 (compute_subscript_distance, initialize_data_dependence_relation,
5801 finalize_ddr_dependent, analyze_ziv_subscript,
5802 analyze_siv_subscript_cst_affine,
5803 compute_overlap_steps_for_affine_univar,
5804 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5805 analyze_siv_subscript, analyze_miv_subscript,
5806 analyze_overlapping_iterations, subscript_dependence_tester_1,
5807 compute_self_dependence, free_dependence_relation): Work
5808 with affine_fn instead of chrecs.
5809 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5810 common_affine_function, affine_function_base,
5811 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5812 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5813 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5814 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5815 (all_chrecs_equal_p): Removed.
5816 * tree-data-ref.h (affine_fn, conflict_function): New types.
5817 (struct subscript): Change type of conflicting_iterations_in_a
5818 and conflicting_iterations_in_b.
5820 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5823 * config/pa/pa.h (TARGET_HPUX_11): New.
5824 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5825 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5827 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5828 Richard Guenther <rguenther@suse.de>
5830 * tree-ssa-structalias.c (solve_graph): Handle case
5831 we merged the variable to another.
5833 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5835 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5838 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5839 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5841 2007-01-25 DJ Delorie <dj@redhat.com>
5843 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5844 allow changes to modes which don't fit in those registers.
5846 * reload1.c (choose_reload_regs): Check for invalid subregs before
5847 computing their locations, not after.
5849 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5852 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5853 save Altivec registers in an eh_return function.
5854 (compute_vrsave_mask): Likewise.
5855 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5856 for saving Altivec registers.
5857 (rs6000_emit_prologue): Don't allocate stack twice in
5858 eh_return function. Correct expected value of altivec_save_offset
5859 when using save_world. Describe save of R0 to stack when using
5860 save_world. Describe stack pointer adjustment when using
5861 save_world. Remove duplicated eh_return parameter register saving.
5862 Update sp_offset variable after save_world.
5863 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5865 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5866 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5869 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5871 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5873 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5876 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5877 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5879 2007-01-25 Richard Guenther <rguenther@suse.de>
5881 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5882 * common.opt (-Wcoverage-mismatch): New warning option.
5883 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5884 if -Wcoverage-mismatch is given.
5886 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5888 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5889 (ipcp_driver): Change to static definition.
5890 Add dumping of the ifunctions.
5891 (constant_val_insert): Remove unused parameter. Support for SSA.
5892 (ipcp_propagate_const): Support for SSA.
5893 (ipcp_profile_bb_print): Print only analyzed nodes.
5894 (ipcp_replace_map_create): Remove support for Fortran constant
5896 * ipa-prop.c (ipa_method_modify_stmt,
5897 ipa_callsite_compute_param): Support for SSA.
5898 * ipa-prop.h (ipcp_driver): Remove declaration.
5899 (IS_VALID_TREE_MAP_INDEX): Add define.
5901 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5903 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5905 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5909 constant argument to cabs and do it without checking for
5910 -funsafe-math-optimizations.
5912 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5914 * c-common.h (RID_FIRST_CXX0X): New.
5915 (RID_LAST_CXX0X): New.
5916 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5918 * c.opt (Wc++0x-compat): New.
5919 * doc/invoke.texi (-Wc++0x-compat): Document.
5921 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5923 * builtins.c (fold_builtin_carg): New.
5924 (fold_builtin_1): Use it.
5926 2007-01-24 Jan Hubicka <jh@suse.cz>
5928 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5930 * ipa-inline.c (initial_insns, max_insns): Delete.
5931 (compute_max_insns): New function.
5932 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5933 of insns as base for code growth.
5934 (cgraph_decide_inlining): Make initial_insns local; do not compute
5936 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5937 * doc/invoke.texi (inline-unit-growth): Update docs.
5939 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5941 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5942 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5943 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5944 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5945 for CPUs that have PTA_CX16 set.
5948 * gimplify.c (omp_check_private): New function.
5949 (gimplify_scan_omp_clauses): Use it for
5950 firstprivate/lastprivate/reduction.
5953 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5954 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5957 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5958 If lower_lastprivate_clauses emits some statements, append them
5959 to dlist rather than body_p and to body_p append an initializer.
5960 (lower_omp_for): Adjust caller.
5962 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5964 * target.h (globalize_decl_name): New.
5965 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5966 * output.h (default_globalize_decl_name): New.
5967 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5969 (globalize_decl): Ditto.
5970 (default_globalize_decl_name): New.
5971 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5972 (ia64_handle_version_id_attribute): New.
5973 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5974 (ia64_asm_output_external): Use globalize_decl_name instead
5976 * doc/extend.texi (version_id): New pragma.
5977 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5979 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5981 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5982 _uleb128_t and _Unwind_SWord with _sleb128_t.
5983 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5984 uw_frame_state_for, uw_update_context_1): Likewise.
5985 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5986 * unwind-pe.h (read_uleb128, read_sleb128,
5987 read_encoded_value_with_base): Likewise.
5988 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5990 2007-01-24 Richard Guenther <rguenther@suse.de>
5992 * builtins.c (expand_builtin_cexpi): Get the fndecl
5993 for cexp in the correct way.
5995 2007-01-24 Jan Hubicka <jh@suse.cz>
5997 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5999 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6001 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6002 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6003 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6004 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6005 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6006 __SIZEOF_PTRDIFF_T__.
6007 * doc/cpp.texi: Documentation for the new builtin macros added.
6009 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6012 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6013 instead of operands[2] to avoid access past the end of array.
6015 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6017 * reload1.c (emit_reload_insns): Pass the reload register
6018 for a non-spill output reload through forget_old_reloads_1.
6020 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6022 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6023 _SOFT_DOUBLE if doubles use software floating-point.
6024 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6025 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6026 * config/rs6000/darwin-ldouble.c: Also compile functions for
6027 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6028 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6029 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6030 commented-out long double override.
6031 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6032 * config/rs6000/eabispe.h: Likewise.
6033 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6034 long double for non-SPE.
6035 (rs6000_handle_option): Likewise.
6036 (invalid_e500_subreg): Disallow more subregs involding DImode,
6037 DFmode, TImode or TFmode.
6038 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6040 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6042 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6043 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6045 (rs6000_legitimate_address): Also check for TFmode for E500
6047 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6048 (spe_build_register_parallel): Handle TFmode and TCmode.
6049 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6051 (function_arg): Handle TFmode and TCmode for E500 double.
6052 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6054 (print_operand): Handle TFmode and TImode for %y.
6055 (rs6000_generate_compare): Handle TFmode comparisons for E500
6057 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6058 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6059 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6060 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6061 TFmode for E500 double.
6062 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6063 (floatsidf2): Enable for E500 double.
6064 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6065 (extenddftf2): Change to extenddftf2_fprs.
6066 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6067 depending on TARGET_E500_DOUBLE.
6068 (extendsftf2): Enable for E500 double.
6069 (trunctfdf2): Enable for E500 double.
6070 (trunctfsf2): Change to trunctfsf2_fprs.
6071 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6072 depending on TARGET_E500_DOUBLE.
6073 (floatsitf2): Enable for E500 double.
6074 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6075 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6076 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6077 (negtf2): Change to negtf2_internal.
6078 (negtf2): New expander.
6079 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6080 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6081 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6082 (movdi_internal32): Use rs6000_nonimmediate_operand.
6083 (unnamed splitter): Likewise.
6084 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6085 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6086 (SPE64TF, DITI): New mode macros.
6087 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6090 (frob_<mode>_di_2): New.
6091 (frob_tf_di_8_2): New.
6092 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6094 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6096 (frob_ti_<mode>_8_2): New.
6097 (frob_ti_tf_2): New.
6098 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6099 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6101 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6102 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6103 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6104 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6105 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6106 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6109 2007-01-23 Ian Lance Taylor <iant@google.com>
6111 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6113 (OBJS-archive): Reformat, alphabetize.
6114 (OBJS): Change out_object_file to OBJS-md.
6116 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6118 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6119 JUMP_P and CALL_P predicates where applicable.
6120 * config/i386/i386.c: Ditto.
6121 * config/i386/i386.md: Ditto.
6122 * config/i386/mmx.md: Ditto.
6123 * config/i386/predicates.md: Ditto.
6125 2007-01-22 Andreas Schwab <schwab@suse.de>
6127 * config/m68k/m68k.h: Fix comment.
6129 2007-01-22 Jan Hubicka <jh@suse.cz>
6131 * passes.c (init_optimization_passes): Do not rerun
6132 pass_early_warn_uninitialized.
6134 2007-01-22 Richard Guenther <rguenther@suse.de>
6136 PR tree-optimization/30038
6137 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6139 (execute_cse_sincos_1): Likewise.
6140 (execute_cse_sincos): Likewise.
6141 (gate_cse_sincos): Likewise.
6142 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6143 the cexpi() canonicalization of sincos().
6144 * tree-pass.h (pass_cse_sincos): Declare.
6145 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6147 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6149 PR rtl-optimization/29329
6150 * combine.c (replaced_rhs_insn): Rename to i2mod.
6151 (replaced_rhs_value): Rename to i2mod_new_rhs.
6152 (i2mod_old_rhs): New global variable.
6153 (combine_instructions): Adjust for above change. Save a copy of
6154 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6155 note are substituted in the second instruction.
6156 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6157 ditch the note if it pertains to the second eliminated register
6158 and this register is mentioned in i2mod_old_rhs.
6161 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6163 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6164 the insn to which the note was originally attached.
6166 2007-01-21 Jan Hubicka <jh@suse.cz>
6168 * ipa-inline.c (inlining_mode): Comment, move up.
6169 (cgraph_decide_inlining_incrementally): Do not perform inlining
6170 itself; fix handling of flattening of self recursive functions.
6171 (cgraph_find_cycles): Remove.
6172 (cgraph_flatten_node): Remove.
6173 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6174 (try_inline): New function.
6175 (cgraph_early_inlining): Update call of
6176 cgraph_decide_inlining_incrementally. Apply inlining here.
6177 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6179 2007-01-21 Dirk Mueller <dmueller@suse.de>
6182 * tree-vrp.c (check_array_bounds): do not warn
6183 about ADDR_EXPR's of ARRAY_REF's which are immediately
6184 used in binary expressions.
6186 2007-01-21 Ira Rosen <irar@il.ibm.com>
6188 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6189 read_write_dep and macros for its access.
6190 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6191 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6192 argument, call vect_check_interleaving for every independent pair of
6193 data-refs. Mark loads that access the same memory location as a store
6195 (vect_check_dependences): Remove.
6196 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6197 call, fix the call to vect_analyze_data_ref_dependence.
6198 (vect_analyze_data_ref_access): For statements that access the same
6199 data-ref, check that they are not stores; for loads, check that there
6200 is no store that access the same location.
6202 2007-01-20 Roger Sayle <roger@eyesopen.com>
6203 Joseph Myers <joseph@codesourcery.com>
6205 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6206 (-fdump-rtl-stack): Likewise.
6207 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6208 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6209 (-mpt-fixed): Use @minus{} for minus sign.
6210 (Using Precompiled Headers): Fix under/overfull hbox.
6212 2007-01-20 Jan Hubicka <jh@suse.cz>
6214 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6215 place within annotation.
6217 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6219 * pa.c (output_move_double): Change array size of xoperands to 4.
6221 2007-01-20 Jan Hubicka <jh@suse.cz>
6223 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6226 2007-01-19 Ian Lance Taylor <iant@google.com>
6228 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6229 constant to unsigned HOST_WIDE_INT before negating.
6231 2007-01-19 Ian Lance Taylor <iant@google.com>
6233 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6235 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6236 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6237 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6238 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6239 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6240 (realloc_vdef, realloc_vuse): Change second parameter to
6242 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6244 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6245 unsigned. Change x and lim locals to unsigned.
6246 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6248 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6249 (copy_virtual_operands): Change i and n locals to unsigned.
6251 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * builtins.c (fold_builtin_1): Handle builtin fdim.
6256 2007-01-20 Jan Hubicka <jh@suse.cz>
6258 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6259 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6260 init_alias_heapvars.
6261 (init_alias_heapvars): Initialize only when not already initialized.
6262 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6264 2007-01-19 Roger Sayle <roger@eyesopen.com>
6266 * common.opt (fsigned-zeros): New command line option.
6267 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6268 of flag_unsafe_math_optimizations.
6269 * opts.c (set_fast_math_flags): The -ffast-math command line option
6270 implies -fno-signed-zeros.
6271 (fast_math_flags_set_p): Likewise.
6273 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6274 the documentation of -ffast-math appropriately. Wrap long lines.
6276 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6278 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6279 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6281 2007-01-19 Tomas Bily <tbily@suse.cz>
6283 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6285 (tree_init_ic_make_global_vars): New function
6286 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6287 (tree_gen_ic_profiler): New function
6288 (tree_gen_ic_func_profiler): New function
6289 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6290 (tree_profile_hooks): Added hook for indirec/virtual calls
6291 * value-prof.c (tree_find_values_to_profile): New case for
6293 (tree_values_to_profile): Call for determining indirect/virtual
6295 (tree_indirect_call_to_profile): New function
6296 (tree_ic_transform): New function
6297 (tree_ic): New function
6298 (find_func_by_pid): New function
6299 (init_pid_map): New function
6300 (tree_value_profile_transformations): Added check for
6301 indirect/virtual call transformation
6302 * value-prof.h (enum hist_type): New counter type for
6303 indirect/virtual calls
6304 (profile_hooks): Added new hook for profiling indirect/virtual
6306 * profile.c (instrument_values): New case for indirect/virtual
6308 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6309 (GCOV_COUNTER_V_INDIR): New counter type
6310 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6311 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6313 * cgraph.c: Definition of cgraph_max_pid
6314 (cgraph_create_node): Default init of pid attribute
6315 * cgraph.h: Declaration of cgraph_max_pid
6316 (struct cgraph_node): Added pid attribute
6317 * libgcov.c (__gcov_indirect_call_profiler): New function
6318 (__gcov_one_value_profiler_body): New function
6319 (__gcov_one_value_profiler): Body was moved to
6320 __gcov_one_value_profiler_body and calls it
6322 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6324 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6325 * gengtype.c (write_types_data, write_func_for_structure,
6326 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6327 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6328 (walk_type, write_func_for_structure): Generate the mark_hook if
6331 2007-01-19 Jan Hubicka <jh@suse.cz>
6333 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6334 'early' argument take inlining mode argument specifying whether to
6335 inline for size/speeed or all functions; add support for flattening;
6337 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6339 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6342 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6343 the name of the declared identifier.
6345 2007-01-19 Dirk Mueller <dmueller@suse.de>
6347 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6348 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6349 duplicate evaluation.
6351 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6353 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6354 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6355 to XFMode, use acosxf2 and truncate result to requested mode.
6356 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6357 (asin<mode>2): Similarly, with asin expanders.
6358 (*fscalexf4_i387): Rename from *fscalexf4.
6359 (expNcorexf3): New expander.
6360 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6361 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6362 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6363 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6364 patterns for SSE math.
6365 (exp10<mode>2): Similarly, with exp10 expanders.
6366 (exp2<mode>2): Similarly, with exp2 expanders.
6367 (expm1<mode>2): Similarly, with expm1 expanders.
6368 (ldexp<mode>3): Similarly, with ldexp expanders.
6369 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6370 Use gen_truncxf<mode>2_i387_noop to truncate result.
6372 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6374 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6375 for ColdFire targets.
6377 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6378 Richard Sandiford <richard@codesourcery.com>
6380 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6381 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6382 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6383 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6384 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6385 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6387 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6389 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6390 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6391 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6392 (*adddi_dilshr32_cf): New pattern.
6393 (adddi3, subdi3): Remove first alternatives.
6395 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6397 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6398 implemented using move.l, do not use its cc result for floating-point
6401 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6403 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6404 from accepting 's' constraints if flag_pic.
6406 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6408 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6409 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6410 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6411 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6413 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6415 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6416 ColdFire alternatives.
6417 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6418 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6419 architectures that support ff1 instruction.
6421 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6422 Julian Brown <julian@codesourcery.com>
6424 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6425 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6426 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6429 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6431 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6433 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6434 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6435 HOST_WIDE_INT instead of an rtx.
6436 (m68k_rtx_costs): Update call accordingly.
6437 (output_move_const_into_data_reg): Likewise. Fix formatting.
6438 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6440 (output_move_simode_const): Update calls after above changes.
6441 Rework to use automatic variables and predicates like MEM_P.
6442 * config/m68k/m68k.md (pushexthisi_const): Update call to
6445 2007-01-19 Dirk Mueller <dmueller@suse.de>
6447 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6450 2007-01-19 Richard Guenther <rguenther@suse.de>
6452 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6453 via cexp in case sincos is not available.
6455 2007-01-19 Richard Guenther <rguenther@suse.de>
6457 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6458 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6459 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6460 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6461 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6462 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6463 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6464 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6466 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6468 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6470 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6471 (atan2xf3): Directly generate RTL pattern.
6472 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6473 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6474 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6475 disable patterns for SSE math.
6476 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6477 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6478 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6479 disable patterns for SSE math.
6481 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6483 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6485 2007-01-18 Roger Sayle <roger@eyesopen.com>
6487 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6488 VIEW_CONVERT_EXPR to the same type as it's operand.
6490 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6492 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6493 configured for long double 128.
6495 2007-01-18 Mike Stump <mrs@apple.com>
6497 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6500 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6502 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6505 2007-01-18 Jan Hubicka <jh@suse.cz>
6507 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6508 greater than NUM_VOP_FREE_BUCKETS.
6510 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6512 * tree-ssa-structalias.c: Update comments.
6513 (ptabitmap_obstack): Removed.
6515 (oldpta_obstack): Ditto.
6516 (stats): Add a few members.
6517 (struct variable_info): Remove node, complex, address_taken, and
6518 indirect_target members. Add oldsolution member.
6519 (new_var_info): Do not initialize removed members.
6520 (constraint_expr_type): Remove INCLUDES.
6521 (constraint_graph): Add size, implicit_preds, rep,
6522 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6523 (FIRST_REF_NODE): New macro.
6524 (LAST_REF_NODE): Ditto.
6525 (FIRST_ADDR_NODE): Ditto.
6526 (find): New function.
6528 (dump_constraint): Do not handle INCLUDES.
6529 (insert_into_complex): Do not insert duplicate constraints.
6530 (condense_varmap_nodes): Renamed and rewritten into ...
6531 (merge_node_constraints): This. Also fix bug in handling of
6532 offseted copy constraints.
6533 (clear_edges_for_node): No longer need to deal with preds at all,
6534 or removing associated preds/succs.
6535 (merge_graph_nodes): Deal with indirect_cycles.
6536 Don't deal with predecessors.
6537 (add_implicit_graph_edge): New function.
6538 (add_pred_graph_edge): Ditto.
6539 (add_graph_edge): Don't deal with predecessors.
6540 (build_constraint_graph): Removed.
6541 (build_pred_graph): New function.
6542 (build_succ_graph): Ditto.
6543 (struct scc_info): Removed in_component. Added roots, dfs, and
6544 node_mapping. Remove visited_index, unification_queue.
6545 (scc_visit): Deal with union-find we do now.
6546 Deal with cycles with REF nodes.
6547 (collapse_nodes): Renamed and rewritten to ...
6548 (unify_nodes): This.
6549 (process_unification_queue): Removed.
6550 (topo_visit): Cleanup
6551 (do_da_constraint): Use find.
6552 (do_sd_constraint): Ditto.
6553 (do_ds_constraint): Ditto.
6554 (do_complex_constraint): Ditto.
6555 (init_scc_info): Update for removed and added members.
6556 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6557 (find_indirect_cycles): This.
6558 (equivalence_class): New variable.
6559 (label_visit): New function.
6560 (perform_variable_substitution): Rewritten.
6561 (free_var_substitution_info): New function.
6562 (find_equivalent_node): Ditto.
6563 (move_complex_constraints): Ditto.
6564 (eliminate_indirect_cycles): Ditto.
6565 (solve_graph): Only propagate changed bits.
6566 Use indirect cycle elimination.
6568 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6569 (tree_id_eq): Renamed to ...
6570 (tree_vi_eq): This. Update for member change
6571 (insert_id_for_tree): Renamed and rewritten to ...
6572 (insert_vi_for_tree): This.
6573 (lookup_id_for_tree): Renamed and rewritten to ...
6574 (lookup_vi_for_tree): This.
6575 (get_id_for_tree): Renamed and rewritten to ...
6576 (get_vi_for_tree): Ditto.
6577 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6578 (process_constraint): Don't handle INCLUDES.
6579 Remove special ADDRESSOF case.
6580 (find_func_aliases): Rewrite to use vi functions instead of id
6582 (create_function_info_for): Ditto.
6583 (create_variable_info_for): Ditto.
6584 (intra_create_variable_infos): Ditto.
6585 (merge_smts_into): Ditto.
6586 (find_what_p_points_to): Ditto.
6587 (init_base_vars): Ditto.
6588 (init_alias_vars): Ditto.
6589 (remove_preds_and_fake_succs): New function.
6590 (dump_sa_points_to_info): Dump new stats.
6591 (dump_solution_for_var): Use find.
6592 (set_used_smts): Fix formatting.
6593 (compute_points_to_sets): Updated for new functions.
6594 (ipa_pta_execute): Ditto.
6596 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6597 Richard Sandiford <richard@codesourcery.com>
6599 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6601 * calls.c (expand_call): If the return value is a PARALLEL,
6602 extract its first member.
6603 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6604 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6605 use FUNCTION_EXTRA_EPILOGUE.
6606 (m68k_function_value): Return a PARALLEL if the return value
6607 is of a pointer type.
6608 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6609 (FUNCTION_EXTRA_EPILOGUE): Remove.
6610 * config/m68k/m68k.md (D0_REG): New constant.
6612 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6614 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6615 output a NOP for empty epilogues.
6617 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6619 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6620 before function. Extend register save check to include all
6621 registers, not just integer ones.
6623 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6625 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6626 (m68k_use_return_insn): ...this.
6627 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6628 * config/m68k/m68k.c (use_return_insn): Rename to...
6629 (m68k_use_return_insn): ...this.
6630 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6633 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6635 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6636 nearest even, fix denormal rounding overflow.
6638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6640 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6641 f%$smove and f%$move.
6642 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6643 (extendsfdf2_cf): Use fdmove instead of f%&move.
6644 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6645 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6649 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6652 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6654 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6655 (coldfire_single_format): Declare.
6656 (coldfire_double_format): Likewise.
6657 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6658 of qnan_msb_set to determine the lower bits of a canonical
6660 (encode_ieee_double): Likewise.
6661 (encode_ieee_quad): Likewise.
6662 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6663 (mips_single_format): Likewise.
6664 (ieee_double_format): Likewise.
6665 (mips_double_format): Likewise.
6666 (ieee_extended_motorola_format): Likewise.
6667 (ieee_extended_intel_96_format): Likewise.
6668 (ieee_extended_intel_128_format): Likewise.
6669 (ieee_extended_intel_96_round_53_format): Likewise.
6670 (ibm_extended_format): Likewise.
6671 (mips_extended_format): Likewise.
6672 (ieee_quad_format): Likewise.
6673 (mips_quad_format): Likewise.
6674 (vax_f_format): Likewise.
6675 (vax_d_format): Likewise.
6676 (vax_g_format): Likewise.
6677 (i370_single_format): Likewise.
6678 (i370_double_format): Likewise.
6679 (decimal_single_format): Likewise.
6680 (decimal_double_format): Likewise.
6681 (decimal_quad_format): Likewise.
6682 (c4x_single_format): Likewise.
6683 (c4x_extended_format): Likewise.
6684 (real_internal_format): Likewise.
6685 (coldfire_single_format): New real_format.
6686 (coldfire_double_format): Likewise.
6687 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6688 canonical_nan_lsbs_set.
6689 (pdp11_d_format): Likewise.
6690 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6691 if TARGET_COLDFIRE_CPU.
6693 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6695 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6696 (output_call, m68k_legitimize_call_address): Declare.
6697 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6698 parenthesees. Add support for a 'W' constraint.
6699 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6700 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6701 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6702 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6704 (override_options): Initialize them. Do not set flag_no_function_cse
6705 for TARGET_ID_SHARED_LIBRARY.
6706 (m68k_output_pic_call): Delete.
6707 (m68k_legitimize_call_address): New function.
6708 (print_operand): Remove the %o prefix. Handle the %p prefix.
6709 (output_call): New function.
6710 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6711 target address from the GOT if symbolic jumps are not allowed.
6712 * config/m68k/m68k.md (call, general_operand): Do not set
6713 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6714 Merge separate flag_pic and !flag_pic define_insns into...
6715 (*call, *call_value): ...these new patterns. Match the address
6716 rather than the containing MEM and require it to be a call_operand.
6717 Use output_call to generate the asm template.
6718 * config/m68k/predicates.md (const_call_operand): New predicate.
6719 (call_operand): Likewise.
6721 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6723 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6724 (STACK_GROWS_DOWNWARD): Define to 1.
6725 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6726 comments, emphasizing that these values are only defaults.
6727 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6728 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6732 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6734 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6735 Richard Sandiford <richard@codesourcery.com>
6737 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6738 (FP_REGNO_P): New macros.
6739 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6740 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6741 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6742 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6744 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6746 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6747 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6749 * config/m68k/t-floatlib: New file, extracting common code from...
6750 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6751 * config/m68k/t-uclinux: Here.
6752 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6753 routines on ColdFire targets.
6755 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6757 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6758 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6759 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6760 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6761 explicitly set MOTOROLA to 1.
6762 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6764 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6765 Nathan Sidwell <nathan@codesourcery.com>
6767 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6768 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6769 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6770 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6771 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6772 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6773 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6774 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6775 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6776 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6777 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6778 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6779 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6780 (DBX_REGISTER_NUMBER): Delete.
6781 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6782 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6783 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6787 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6788 * config/flat.h: New file.
6789 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6791 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6792 indirect references for -msep-data or -mid-shared-library.
6793 Do not use PC-relative code addresses either.
6794 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6796 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6797 for shared libraries and crt1.o for executables. Use crti.o and
6799 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6800 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6801 Do not add -elf2flt or -shared-lib-id options here.
6802 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6803 Pass -shared-lib-id if -mid-shared-library, taking the library
6804 identifier from -mshared-library-id if given, otherwise
6806 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6807 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6808 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6809 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6810 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6811 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6813 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6814 jump sequence for ISA A and ISA A+.
6815 (PICJUMP): Likewise.
6817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6819 * config.gcc (m68k-*-uclinux*): Base the port on the common
6820 and m68k GNU/Linux files rather than on the generic ELF ones.
6821 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6822 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6824 2007-01-18 Julian Brown <julian@codesourcery.com>
6825 Richard Sandiford <richard@codesourcery.com>
6827 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6828 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6829 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6831 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6833 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6835 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6837 * doc/install.texi: Document m68k-uclinuxoldabi.
6838 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6839 * config/m68k/uclinux-oldabi.h: New file, copied from
6840 config/m68k/uclinux.h.
6842 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6844 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6845 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6846 (m32r_compute_frame_size): Use unsigned for regno.
6847 (m32r_reload_lr): Use gen_frame_mem.
6849 (m32r_output_function_epilogue): Don't output the function epilogue
6851 (m32r_expand_epilogue): New.
6852 (direct_return): Return false if the function has the interrupt
6854 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6855 * config/m32r/m32r.md (epilogue): New expander.
6856 (return_lr, return_rte): New insns.
6857 (return): Make it expander.
6858 (return_normal): New expander.
6860 2007-01-18 Josh Conner <jconner@apple.com>
6863 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6864 support for UNLE, UNLT, UNGE, and UNGT.
6866 2007-01-18 Jan Hubicka <jh@suse.cz>
6868 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6869 * tree-tailcall (add_virtual_phis): Likewise.
6870 (optimize_tail_call): Return TODOs.
6871 (execute_tail_calls): Return TODOs.
6872 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6873 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6875 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6876 Cleanup cfg using TODO.
6877 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6878 * passes.c (execute_function_todo): When cleanup did something, remove
6880 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6881 (make_edges): Don't cleanup_cfg.
6883 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6885 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6886 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6887 operate on the top of stack.
6888 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6889 register handling of instructions that output to the second
6891 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6892 (move_for_stack_reg): Special-case check for dead destination
6893 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6895 * config/i386/i386.md (UNSPEC_TAN): New constant.
6896 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6897 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6898 to correctly model move of constant 1.0 to top stack slot.
6899 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6900 (unnamed peephole2 pattern): Remove corresponding peephole2
6901 pattern that optimizes tan insn and loading of constant 1.0.
6902 (tanxf2): Use fptanxf4_i387.
6903 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6904 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6905 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6906 disable patterns for SSE math.
6907 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6908 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6910 2007-01-18 Dirk Mueller <dmueller@suse.de>
6911 Richard Guenther <rguenther@suse.de>
6914 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6915 * common.opt (Warray-bounds): Add new warning option.
6916 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6918 * Makefile.in: make tree-vrp.o depend on toplev.h
6919 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6921 (check_array_refs, check_array_bounds, check_array_ref): New.
6923 2007-01-18 Jan Hubicka <jh@suse.cz>
6925 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6926 (execute_ssa_ccp): Return flags conditionally.
6927 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6929 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6931 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6933 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6934 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6936 * Makefile.c (GTFILES): Add cfglayout.h.
6937 * gengtype.c (open_base_files): Likewise.
6938 * cfglayout.c (cfg_layout_function_footer,
6939 cfg_layout_function_header) Reindent to make gengtype happy.
6940 * cfglayout.h (cfg_layout_function_footer,
6941 cfg_layout_function_header): Add GTY(()) marker.
6943 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6945 2007-01-18 Ben Elliston <bje@au.ibm.com>
6947 * genautomata.c (write_automata): Include xstrerror output in the
6948 error message if writing the DFA description file fails.
6950 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6952 * config/mips/mips-protos.h (mips_output_external): Make it
6954 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6955 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6956 (extern_list): Likewise.
6957 (extern_head): Likewise.
6958 (TARGET_ASM_FILE_END): Likewise.
6959 (mips_file_end): Likewise.
6960 (mips_output_external): Rewritten.
6962 2007-01-18 Ben Elliston <bje@au.ibm.com>
6964 * genpreds.c (write_insn_preds_c): Only write out the function
6965 body for regclass_for_constraint if we have register constraints.
6967 2007-01-17 Tom Tromey <tromey@redhat.com>
6969 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6970 * doc/install.texi (Testing): Use sourceware.org.
6971 (Binaries): Likewise.
6972 (Specific): Likewise.
6973 * doc/contrib.texi (Contributors): Use sourceware.org.
6975 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6977 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6978 (AVR_ENHANCED): Rename to ...
6979 (AVR_HAVE_MUL): ... new.
6980 (avr_enhanced_p): Rename to ...
6981 (avr_have_mul_p): ... new.
6982 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6983 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6984 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6985 (avr_have_mul_p): ... new.
6986 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6987 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6988 'avr_enhanced_p' and 'enhanced'.
6989 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6990 AVR_HAVE_MUL instead of AVR_ENHANCED.
6991 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6992 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6993 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6994 instead of AVR_ENHANCED.
6995 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6996 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6997 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6999 2007-01-17 Ian Lance Taylor <iant@google.com>
7001 * vec.h (VEC_reserve_exact): Define.
7002 (vec_gc_p_reserve_exact): Declare.
7003 (vec_gc_o_reserve_exact): Declare.
7004 (vec_heap_p_reserve_exact): Declare.
7005 (vec_heap_o_reserve_exact): Declare.
7006 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7008 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7010 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7011 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7012 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7013 * vec.c (calculate_allocation): Add exact parameter. Change all
7015 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7016 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7017 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7018 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7019 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7020 (vec_heap_p_reserve_exact): New function.
7021 (vec_heap_o_reserve_exact): New function.
7023 2007-01-17 Jan Hubicka <jh@suse.cz>
7025 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7027 2007-01-17 Eric Christopher <echristo@apple.com>
7029 * config.gcc: Support core2 processor.
7031 2007-01-16 Jan Hubicka <jh@suse.cz>
7033 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7034 the names, just unlink the chain so we don't crash on dangling pointers
7037 2007-01-16 Jan Hubicka <jh@suse.cz>
7039 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7040 * tree-pass.h: Reorder to make IPA passes appear toegher.
7041 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7042 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7043 parameters, do not call early inliner.
7044 * ipa-inline.c: Update comments. Include tree-flow.h
7045 (cgraph_decide_inlining): Do not compute inlining parameters.
7046 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7047 be called with function context set up.
7048 (pass_ipa_inline): Remove unreachable functions before pass.
7049 (cgraph_early_inlining): Simplify assuming to be called from the
7051 (pass_early_inline): New pass.
7052 (cgraph_gate_ipa_early_inlining): New gate.
7053 (pass_ipa_early_inline): Turn into simple wrapper.
7054 (compute_inline_parameters): New function.
7055 (gate_inline_passes): New gate.
7056 (pass_inline_parameters): New pass.
7057 (apply_inline): Move here from tree-optimize.c
7058 (pass_apply_inline): New pass.
7059 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7061 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7063 (tree_function_versioning): Do not allocate dummy struct function.
7064 * tree-inline.h (optimize_inline_calls): Update prototype.
7065 * tree-optimize.c (execute_fixup_cfg): Export.
7066 (pass_fixup_cfg): Remove
7067 (tree_rest_of_compilation): Do not apply inlines.
7068 * tree-flow.h (execute_fixup_cfg): Declare.
7069 * Makefile.in (gt-passes.c): New.
7070 * passes.c: Include gt-passes.h
7071 (init_optimization_passes): New passes.
7072 (nnodes, order): New static vars.
7073 (do_per_function_toporder): New function.
7074 (execute_one_pass): Dump current pass here.
7075 (execute_ipa_pass_list): Don't dump current pass here.
7077 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7079 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7080 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7082 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7084 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7085 (strong_alias): Define.
7086 (__gcc_qmul): Provide non-FMA for soft-float.
7092 (__gcc_qunord): New.
7102 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7103 soft-float functions.
7104 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7105 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7106 about long double soft float.
7108 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7109 Tehila Meyzels <tehila@il.ibm.com>
7111 * tree-vectorizer.h (is_pattern_stmt_p): New.
7112 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7113 formatting (tabs instead of spaces). Cleanup and clarify setting
7114 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7115 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7116 (vectorizable_type_demotion): Check that types are integral.
7117 (vectorizable_type_promotion): Likewise.
7118 (vectorizable_store): Fix typo. Eliminate new-line at end of
7121 2007-01-16 Jan Hubicka <jh@suse.cz>
7123 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7126 2007-01-15 Eric Christopher <echristo@apple.com>
7128 * ifcvt.c: Include vec.h, vecprim.h.
7129 (check_cond_move_block): New argument regs.
7130 Reorganize. Add registers used to regs.
7131 (cond_move_process_if_block): Use regs set above as
7134 2007-01-15 Eric Christopher <echristo@apple.com>
7136 * config/darwin.h: Update copyright.
7137 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7138 (LINK_COMMAND_SPEC): Add -u.
7139 (LINK_SPEC): Fix umbrella for above.
7141 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7143 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7146 2007-01-15 Tom Tromey <tromey@redhat.com>
7148 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7149 * doc/install.texi (Testing): Don't mention jacks.
7150 (Configuration): Document --enable-java-maintainer-mode. Move
7151 --with-java-home to libgcj-specific section. Document
7153 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7155 2007-01-15 Jan Hubicka <jh@suse.cz>
7157 * tree-ssa-dce.c (DCE_TODOs): New.
7158 (propagate_necessity): Return if something changed.
7159 (eliminate_unnecessary_stmts): Likewise.
7160 (perform_tree_ssa_dce): Return TODO flags when needed.
7161 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7163 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7165 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7166 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7167 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7168 patterns using X87MODEF12 mode macro. Extend operand 1
7169 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7170 (log10<mode>2): Ditto.
7171 (log2<mode>2): Ditto.
7172 (log1p<mode>2): Ditto.
7173 (logb<mode>2): Ditto.
7174 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7175 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7176 (*fxtractxf3_i387): Rename from *fxtractxf3.
7177 (fxtract_extend<mode>xf3_i387): New insn pattern.
7178 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7179 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7180 and gen_fyl2xxf3_i387().
7182 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7184 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7185 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7186 get_loop_exit_edges. Changed return type to bool.
7187 * cfgloop.h (fix_loop_placement): Declaration removed.
7189 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7191 * param.h (MIN_VECT_LOOP_BOUND): New.
7192 * params.def (MIN_VECT_LOOP_BOUND): New.
7193 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7194 argument - minimum threshold for number of iterations.
7195 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7196 argument to declaration.
7197 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7198 MIN_VECT_LOOP_BOUND.
7199 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7200 slpeel_tree_peel_loop_to_edge with additional argument.
7201 (vect_do_peeling_for_alignment): Likewise.
7202 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7204 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7207 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7210 2007-01-14 Jan Hubicka <jh@suse.cz>
7212 * tree-dfa.c (remove_referenced_var): New function.
7213 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7214 prune referenced vars list too.
7215 * tree-flow.h (remove_referenced_var): Declare.
7217 2007-01-14 Jan Hubicka <jh@suse.cz>
7219 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7221 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7222 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7223 * except.h (verify_eh_throw_table_statements): Kill prototype.
7224 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7225 into call exrepssions.
7226 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7228 * tree-cfg.c: Include pointer-set.h.
7229 (verify_node_sharing): Work on pointer set.
7230 (verify_eh_throw_stmt_node): New.
7231 (verify_stmts): Use pointers sets, verify throw_stmt.
7233 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7235 * ipa-reference.c (analyze_function): Consider also addresses taken
7238 2007-01-12 Roger Sayle <roger@eyesopen.com>
7240 * c-typeck.c (null_pointer_constant_p): Replace use of
7241 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7242 (build_c_cast): Likewise.
7244 2007-01-12 Roger Sayle <roger@eyesopen.com>
7246 * tree.h (force_fit_type_double): Remove unused final argument.
7247 * c-common.c (constant_expression_warning): Replace use of
7248 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7249 (convert_and_check): Likewise.
7250 (shorten_compare): Update call to force_fit_type_double.
7251 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7252 * convert.c (convert_to_pointer): Update call to
7253 force_fit_type_double.
7254 * fold-const.c (force_fit_type_double): Remove overflowed_const
7256 (int_const_binop, fold_convert_const_int_from_int,
7257 fold_convert_const_int_from_real, fold_div_compare,
7258 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7259 fold_abs_const, fold_not_const): Remove the final argument from
7260 calls to force_fit_type_double.
7262 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7264 * configure.ac: Set insn to "nop" for spu-*-* also.
7265 * configure: Regenerate.
7267 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7269 * builtins.def : Add BUILT_IN_FREE.
7271 2007-01-12 Jan Hubicka <jh@suse.cz>
7273 PR tree-optimization/30443
7274 * tree-inline.c (tree_function_versioning): Do not optimize when
7275 cloning for inlining.
7277 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7279 * doc/loop.texi: Document recording of loop exits.
7280 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7281 (update_single_exits_after_duplication,
7282 update_single_exit_for_duplicated_loop,
7283 update_single_exit_for_duplicated_loops): Removed.
7284 (duplicate_loop_to_header_edge): Do not call
7285 update_single_exits_after_duplication and
7286 update_single_exit_for_duplicated_loops.
7287 (loop_version): Do not update single_exit information.
7288 (fix_loop_structure): Use record_loop_exits instead of
7289 mark_single_exit_loops.
7290 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7291 the lists of loop exits.
7292 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7293 split_edge, merge_blocks): Update the lists of loop exits.
7294 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7295 loop_optimizer_init.
7296 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7297 of mark_single_exit_loops.
7298 (loop_optimizer_finalize): Call release_recorded_exits.
7299 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7300 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7301 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7302 update single exit information.
7303 * lambda-code.c (perfect_nestify): Ditto.
7304 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7305 (mark_single_exit_loops): Removed.
7306 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7307 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7308 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7310 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7311 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7312 (verify_loop_structure): Verify consistency of the exit lists.
7313 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7314 (set_single_exit): Removed.
7315 * cfgloop.h (struct loop_exit): New function.
7316 (struct loop): single_exit_ field replaced by exits field.
7317 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7318 (struct loops): Added exits hash.
7319 (mark_single_exit_loops, set_single_exit): Declaration removed.
7320 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7322 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7324 * doc/invoke.texi: Avoid use of @headitem.
7326 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7328 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7330 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7332 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7335 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7336 Richard Sandiford <richard@codesourcery.com>
7338 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7339 * config/m68k/m68k.opt: Resort options.
7340 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7342 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7343 Richard Sandiford <richard@codesourcery.com>
7345 * doc/invoke.texi: Document the macros that are defined by
7346 m68k's -mtune and -mhard-float options.
7347 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7348 (m68k_cpp_cpu_family): Likewise.
7349 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7350 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7351 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7352 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7353 (m68k_cpp_cpu_family): Likewise.
7355 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7357 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7358 macros besides mc68000 as tuning macros. Use a switch statement
7359 to set them and mcpu32.
7361 2007-01-12 Julian Brown <julian@codesourcery.com>
7363 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7364 (TARGET_68040_ONLY): Rename to...
7365 (TARGET_68040): ...this.
7366 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7367 * config/m68k/m68k.md: Likewise.
7369 2007-01-12 Julian Brown <julian@codesourcery.com>
7370 Nathan Sidwell <nathan@codesourcery.com>
7371 Richard Sandiford <richard@codesourcery.com>
7373 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7374 the -mcpu= argument associated with the --with-cpu setting.
7375 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7376 if different from the one implied by the -mcpu setting.
7377 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7378 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7379 * doc/invoke.texi: Mention ColdFire in the introduction to the
7380 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7381 -mno-div and -mhard-float options. Make -m68881 a synonym for
7382 -mhard-float. Document the previously-undocumented -m5206e,
7383 -m528x, -m5307 and -m5407 options. Tweak the existing option
7384 documentation for consistency.
7385 * doc/install.texi: Mention new --with-cpu arguments.
7386 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7387 default CPU if neither -mcpu nor -march are specified.
7388 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7389 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7390 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7391 using m68k_tune to decide between families that implement the
7392 same ISA. Use m68k_tune to set __mcfv4e__.
7393 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7394 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7395 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7396 (FL_ISA_C, FL_ISA_MMU): New macros.
7397 (MASK_COLDFIRE): Delete.
7398 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7399 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7400 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7401 (TARGET_HARD_FLOAT): Do not define here.
7402 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7403 (TUNE_68000): New macro.
7404 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7405 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7406 (TUNE_CFV2): Redefine in terms of m68k_tune.
7407 (uarch_type, target_device, fpu_type): New enums.
7408 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7409 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7410 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7411 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7412 (FL_FOR_isa_c): New macros.
7413 (m68k_isa): New enum.
7414 (m68k_target_selection): New structure.
7415 (all_devices, all_isas, all_microarchs): New tables.
7416 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7417 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7418 (MASK_ALL_CPU_BITS): Delete.
7419 (m68k_find_selection): New function.
7420 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7421 Map the legacy target options to a combination of the new ones.
7422 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7423 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7424 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7426 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7427 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7429 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7430 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7431 * config/m68k/m68k-devices.def: New file.
7433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7434 Nathan Sidwell <nathan@codesourcery.com>
7436 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7437 (SUBTARGET_EXTRA_SPECS): New macros.
7438 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7439 use %(asm_cpu_spec) instead.
7440 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7441 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7442 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7443 (EXTRA_SPECS): Rename to...
7444 (SUBTARGET_EXTRA_SPECS): ...this.
7446 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7447 Richard Sandiford <richard@codesourcery.com>
7448 Julian Brown <julian@codesourcery.com>
7450 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7451 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7452 to the configuration's default CPU.
7453 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7454 Remove default masks.
7455 (m680[012]0-*-*): Set the default with_cpu to the first part of
7457 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7458 (m68k*-*-linux): Extend the --with-cpu handling to...
7459 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7460 and m68010. Don't set target_cpu_default2.
7461 * doc/install.texi: Document --with-cpu for m68k.
7462 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7463 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7464 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7465 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7466 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7467 (ASM_SPEC): Remove use of %(asm_cpu_default).
7468 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7469 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7470 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7471 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7472 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7473 (TARGET_DEFAULT): Delete.
7474 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7475 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7476 (CPP_CPU_SPEC): Delete.
7477 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7478 the appropriate string.
7479 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7480 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7481 (ASM_SPEC): Don't use %(asm_default_spec).
7482 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7483 TARGET_DEFAULT and add MASK_68881.
7484 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7486 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7488 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7489 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7490 MASK_68010 alongside MASK_68020.
7491 * doc/invoke.texi: Document -m68010.
7492 * config/m68k/m68k.opt (m68010): New.
7493 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7495 (TUNE_68010): New macro.
7496 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7497 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7498 (M68K_CPU_m68332): Add MASK_68010.
7499 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7500 fallback definition.
7501 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7503 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7504 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7505 to all entries that use MASK_68020.
7506 (output_move_simode_const, output_move_himode, output_move_qimode)
7507 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7508 instead of TARGET_68020 to select clr behavior. Remove comment
7509 about there being no TARGET_68010.
7510 * config/m68k/m68k.md: Likewise throughout.
7512 2007-01-12 Julian Brown <julian@codesourcery.com>
7514 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7515 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7516 * config/m68k/m68k.md: Likewise.
7518 2007-01-12 Julian Brown <julian@codesourcery.com>
7520 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7521 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7523 2007-01-12 Julian Brown <julian@codesourcery.com>
7525 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7526 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7527 * config/m68k/m68k.md: Likewise.
7529 2007-01-12 Julian Brown <julian@codesourcery.com>
7530 Richard Sandiford <richard@codesourcery.com>
7532 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7533 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7534 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7536 (TARGET_CPU32): Rename to...
7537 (TUNE_CPU32): ...this.
7538 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7539 (TUNE_CFV2): New macros.
7540 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7541 remove conditions that are implied by TARGET_68020.
7542 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7543 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7544 (m68k_output_function_epilogue): Likewise.
7545 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7546 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7547 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7548 non-68000 timings. Refactor multiplication and division costs.
7549 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7550 TUNE_CPU32 instead of TARGET_CPU32.
7551 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7552 and TUNE_68060 instead of TARGET_68060.
7553 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7554 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7556 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7557 && !TARGET_COLDFIRE" to choose between moveq and clr.
7558 Likewise in the unnamed movsf pattern.
7559 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7560 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7565 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7566 of tabbing before backslashes.
7568 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7570 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7571 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7572 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7574 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7576 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7577 find_interesting_uses_cond.
7578 (find_interesting_uses_cond): Use extract_cond_operands.
7579 (rewrite_use_compare): Use extract_cond_operands and
7580 force_gimple_operand_bsi. Do not call update_stmt.
7581 (determine_use_iv_cost_condition): Use extract_cond_operands.
7582 Return cheaper of using original bound and changing the exit bound.
7584 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7586 PR tree-optimization/29516
7587 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7588 most_expensive_mult_to_index, addr_to_parts,
7589 create_mem_ref, maybe_fold_tmr): Make the type of
7590 fields of TARGET_MEM_REF sizetype.
7591 (move_fixed_address_to_symbol, move_pointer_to_base):
7593 * tree.def (TARGET_MEM_REF): Add comment on types of
7596 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7598 * c-common.c (vector_types_convertible_p): Treat opaque types as
7599 always convertible if they have the same size, but not otherwise.
7601 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7603 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7604 Remove the b_unconditional field.
7605 (noce_try_sign_mask): Do not look at b_unconditional.
7606 (noce_process_if_block): Do not use merge_if_blocks. Update
7607 the CFG here. Do not set b_unconditional.
7608 (cond_move_process_if_block): Likewise.
7609 (find_cond_trap): Likewise.
7610 (check_cond_move_block): Require simple jump insns at the end
7613 2007-01-11 Jan Hubicka <jh@suse.cz>
7615 PR tree-optimization/1046
7616 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7617 when alias info is not ready.
7618 (pass_tail_recursion): Do not require aliasing.
7619 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7620 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7621 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7622 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7623 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7624 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7625 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7627 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7628 When aliasing is not build, mark statement as volatile.
7630 2007-01-11 Tom Tromey <tromey@redhat.com>
7632 PR preprocessor/15185, PR preprocessor/20989:
7633 * doc/cppopts.texi <-MT>: Update description of algorithm for
7634 computing default target.
7635 <-M, -MD>: Reword "basename" text.
7637 2007-01-11 Roger Sayle <roger@eyesopen.com>
7639 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7640 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7641 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7642 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7643 fold_builtin_bswap, real_constp, fold_builtin_pow,
7644 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7645 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7646 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7647 * convert.c (convert_to_pointer): Likewise.
7648 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7649 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7650 const_binop, fold_convert_const_int_from_int,
7651 fold_convert_const_int_from_real,
7652 fold_convert_const_real_from_real, sign_bit_p,
7653 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7654 fold_sign_changed_comparison, fold_unary, fold_comparison,
7655 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7656 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7657 * print-tree.c (print_node_brief, print_node): Likewise.
7658 * stor-layout.c (place_field, layout_type): Likewise.
7659 * tree-chrec.c (keep_cast): Likewise.
7660 * tree.c (build_vector, build_real, build_real_from_int_cst,
7661 build_complex): Likewise.
7663 2007-01-11 Roger Sayle <roger@eyesopen.com>
7665 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7666 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7668 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7670 * configure.ac (strict1_warn): Rename to strict_warn.
7671 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7672 cc_set_by_configure, quoted_cc_set_by_configure,
7673 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7674 all_boot_languages, all_stagestuff): Remove.
7675 (target_list): Remove bootstrap targets.
7676 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7677 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7678 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7679 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7680 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7681 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7682 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7683 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7684 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7685 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7686 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7687 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7688 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7689 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7690 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7691 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7692 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7693 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7694 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7695 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7696 (mostlyclean): Adjust.
7697 (clean, distclean): Don't mention bootstrap stuff.
7698 * configure: Regenerate.
7699 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7700 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7701 treelang/config-lang.in (stagestuff): Remove.
7702 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7703 stageprofile, stagefeedback, stagestuff): Remove mention.
7705 2007-01-11 Nick Clifton <nickc@redhat.com>
7707 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7709 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7710 (mcore_arith_K_S_operand): Run the test for the S constraint not
7711 the test for the M constraint.
7712 (mcore_addsub_operand): Do not accept integer values that are
7713 larger than 32 bits.
7714 * config/mcore/mcore.md: Remove unused constraints from split.
7715 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7717 (allocate_stack): Likewise.
7718 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7719 operands to 32 bits.
7720 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7722 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7723 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7724 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7725 mcore_output_bclri, mcore_output_andn, output_inline_const,
7726 mcore_output_move, mcore_output_movedouble): Likewise.
7727 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7728 (output_inline_const): Likewise.
7729 (output_inline_const): Fix format strings used in sprintf
7731 * config/mcore/mcore-protos.h: Update prototypes for changed
7732 functions in mcore.c.
7733 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7734 HOST_WIDE_INT and not int.
7735 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7736 CONST_OK_FOR_N): Likewise.
7737 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7738 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7741 2007-01-10 Jan Hubicka <jh@suse.cz>
7743 * tree-vrp.c (remove_range_assertions): Release defs.
7744 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7745 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7747 2007-01-10 Paul Brook <paul@codesourcery.com>
7749 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7750 * config/arm/arm.md (mulsi3subsi): New insn.
7752 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7754 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7755 (tree_transform_and_unroll_loop): New.
7756 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7759 2007-01-10 Robert Kennedy <jimbob@google.com>
7761 * fold-const.c (fold_comparison): Fold comparisons like (x *
7762 1000 < 0) to (x < 0).
7764 2007-01-10 Ian Lance Taylor <iant@google.com>
7766 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7767 operands have the same priority.
7769 2007-01-10 Tom Tromey <tromey@redhat.com>
7771 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7772 (fold_binary): Likewise.
7773 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7774 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7775 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7776 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7777 * langhooks.h (struct lang_hooks): Removed field
7778 'can_use_bit_fields_p'.
7780 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7782 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7784 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7786 * function.c (get_last_funcdef_no): New function.
7787 * function.h (get_last_funcdef_no): Declare.
7788 * tree-inline.c (initialize_cfun): Add initialization.
7789 (tree_function_versioning): Cleanup.
7791 2007-01-10 Jan Hubicka <jh@suse.cz>
7793 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7796 2007-01-10 Sa Liu <saliu@de.ibm.com>
7797 Ben Elliston <bje@au.ibm.com>
7799 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7800 for SAVE_NONLOCAL and Pmode for any other save level.
7801 * spu-protos.h (spu_restore_stack_block): Declare.
7802 * spu.md (save_stack_block): Remove.
7803 (restore_stack_block): Call spu_restore_stack_block.
7804 * spu.c (spu_restore_stack_block): New function.
7805 (spu_expand_epilogue): Remove old comment.
7807 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7809 PR tree-optimization/30322
7810 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7811 (cand_value_at): Return the value as aff_tree.
7812 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7813 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7814 aff_combination_mult): New functions.
7815 (aff_combination_add): Use aff_combination_add_cst.
7816 (aff_combination_convert): Allow conversions to a wider type.
7817 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7818 * tree-affine.h (aff_combination_mult): Declare.
7820 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7822 * doc/tm.texi: Update documentation to reflect reality of exec
7823 and start file search behaviours. Update copyright year.
7824 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7825 header file directories.
7827 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7829 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7830 (*cosxf2): Rename to cosxf2_i387.
7831 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7832 using X87MODEF12 mode macro. Rename patterns to
7833 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7835 (*cosdf2, *cossf2): Ditto.
7836 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7837 to match extended input operands.
7838 (sincos<mode>3): New expander.
7839 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7840 insn patterns and corresponding splitters.
7842 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7844 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7845 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7847 2007-01-09 Nicolas Pitre <nico@cam.org>
7850 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7852 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7854 * target.h (struct gcc_target): New field library_rtti_comdat.
7855 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7856 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7857 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7858 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7860 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7862 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7864 2007-01-08 Richard Guenther <rguenther@suse.de>
7866 * tree.h (force_fit_type_double): Export.
7867 (force_fit_type): Remove.
7868 * fold-const.c (force_fit_type_double): New function.
7869 (force_fit_type): Remove.
7870 (int_const_binop): Use it.
7871 (fold_convert_const_int_from_int): Likewise.
7872 (fold_convert_const_int_from_real): Likewise.
7873 (fold_div_compare): Likewise.
7874 (fold_sign_changed_comparison): Likewise.
7875 (fold_unary): Likewise.
7876 (fold_negate_const): Likewise.
7877 (fold_abs_const): Likewise.
7878 (fold_not_const): Likewise.
7879 * c-common.c (shorten_compare): Use force_fit_type_double.
7880 * convert.c (convert_to_pointer): Likewise.
7882 2007-01-08 Richard Guenther <rguenther@suse.de>
7884 * tree.h (build_int_cst_wide_type): Export.
7885 * tree.c (build_int_cst_wide_type): New function.
7886 (build_int_cst_wide): Fix comment.
7887 * builtins.c (fold_builtin_object_size): Use build_int_cst
7888 to build -1 or 0 of the correct type. Use fit_double_type
7889 to check for overflow.
7890 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7892 (decode_field_reference): Likewise.
7893 (all_ones_mask_p): Likewise.
7894 (native_interpret_int): Use build_int_cst_wide_type.
7895 (fold_binary): Use build_int_cst_type to build an all-ones
7897 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7899 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7901 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7903 2007-01-09 Ben Elliston <bje@au.ibm.com>
7905 * genautomata.c (STATS_OPTION): New option.
7906 (stats_flag): New flag.
7907 (gen_automata_option): Handle it.
7908 (initiate_automaton_gen): Ditto.
7909 (write_automata): Output statistics only if stats_flag is
7910 set. Likewise, output time statistics only if time_flag is set.
7911 * doc/md.texi (Processor pipeline description): Document new flag.
7913 2007-01-08 Richard Guenther <rguenther@suse.de>
7915 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7916 * tree.c (build_int_cst_type): Likewise.
7917 (size_in_bytes): Don't call force_fit_type on the result.
7918 (int_fits_type_p): Use fit_double_type.
7919 * fold-const.c (fit_double_type): New function.
7920 (force_fit_type): Use it.
7921 * tree.h (fit_double_type): Export.
7923 2007-01-08 Jan Hubicka <jh@suse.cz>
7925 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7926 * ipa.c (function_and_variable_visibility): Fix return type.
7928 2007-01-08 Richard Guenther <rguenther@suse.de>
7930 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7931 of offset to build the index.
7932 * tree-pretty-print.c (dump_generic_node): Don't build negated
7933 const just for printing.
7934 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7935 * builtins.c (fold_builtin_int_roundingfn): Check if result
7936 fits the type by using force_fit_type and comparing the result.
7937 * predict.c (predict_loops): Use compare_tree_int for comparison.
7938 * tree.c (build_int_cst): Fall back to integer_type_node for
7940 (build_int_cst_wide): Assert type is non-null.
7942 2007-01-08 Roberto Costa <roberto.costa@st.com>
7944 * tree-vrp.c (extract_range_from_cond_expr): New.
7945 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7946 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7948 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7949 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7950 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7951 used as expressions.
7952 * tree-object-size.c (cond_expr_object_size): New.
7953 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7955 2007-01-08 Jan Hubicka <jh@suse.cz>
7957 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7958 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7961 2007-01-08 Richard Guenther <rguenther@suse.de>
7963 PR tree-optimization/23603
7964 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7965 (extract_range_from_binary): Fall back to truthvalue instead of
7966 varying for TRUTH_*_EXPR.
7967 (extract_range_from_comparison): Fall back to truthvalue instead of
7969 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7970 if all visited PHI values were constant.
7972 2007-01-08 Jan Hubicka <jh@suse.cz>
7974 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7975 (cgraph_analyze_function): break out from ...
7976 (cgraph_finalize_compilation_unit): ... here.
7977 (cgraph_expand_function): Remove forgoten commented out line.
7978 (cgraph_optimize): Analyze functions.
7980 2007-01-08 Jan Hubicka <jh@suse.cz>
7982 * tree-pas.h (TODO_remove_function): New flag.
7983 (TODO_update*): Renumber.
7984 (pass_ipa_increase_alignment,
7985 pass_ipa_function_and_variable_visibility): New passes.
7986 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7987 (cgraph_function_and_variable_visibility): Move to ipa.c
7988 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7989 cgraph_increase_alignment.
7990 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7991 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7992 calling tree-inline.
7993 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7994 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7995 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7996 (gate_increase_alignment): New function.
7997 (pass_ipa_increase_alignment): New pass.
7998 * ipa.c: Inline tree-pass.h and timevar.h
7999 (function_and_variable_visibility): Move here from cgraphunit.c
8000 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8001 * passes.c (init_optimization_passes): Add the two new passes.
8002 (execute_todo): Handle cgraph_remove_functions.
8004 2007-01-08 Nick Clifton <nickc@redhat.com>
8006 * config/frv/predicates.md (reg_or_0_operand): Accept
8009 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8011 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8012 * config.gcc: Add bfin*-rtems*.
8014 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8016 * c.opt: Add -flax-vector-conversions.
8017 * c-typeck.c (convert_for_assignment): Pass flag to
8018 vector_types_convertible_p to allow emission of note.
8019 (digest_init): Likewise.
8020 * c-opts.c: Handle -flax-vector-conversions.
8021 * c-common.c (flag_lax_vector_conversions): New.
8022 (vector_types_convertible_p): Unless -flax-vector conversions
8023 has been passed, disallow conversions between vectors with
8024 differing numbers of subparts and/or element types. If such
8025 a conversion is disallowed, possibly emit a note on the first
8026 occasion only to inform the user of -flax-vector-conversions.
8027 The new last argument specifies this.
8028 * c-common.h (flag_lax_vector_conversions): New.
8029 (vector_types_convertible_p): Add extra argument.
8030 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8031 char_type_node for V*QI type vectors.
8032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8033 Update to satisfy new typechecking rules.
8034 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8036 * doc/invoke.texi (C Dialect Options): Document
8037 -flax-vector-conversions.
8039 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8041 PR tree-optimization/29877
8042 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8043 a register variable on the RHS to not be replaceable.
8045 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8046 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8047 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8048 const_simm15, const_pow2, const_npow2): Added.
8049 * config/score/misc.md (insv, extv, extzv, movmemsi,
8050 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8051 * config/score/score.c (score_address_cost, score_select_cc_mode):
8053 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8054 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8055 Update score_print_operand.
8056 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8057 Adjust register allocate order and update some macro define.
8058 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8059 mdx_block_move_straight, mdx_block_move_loop_head,
8060 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8061 mdx_block_move): Added.
8062 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8063 mdp_limm): Updated and fix some bug and typo.
8064 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8065 (movsf, movdf, doloop_end): Added.
8067 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8069 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8070 config/arm/thumb2.md: Fix comment typos.
8071 * doc/extend.texi: Fix a typo.
8073 2007-01-07 Eric Christopher <echristo@apple.com>
8075 * configure.ac: Check for __stack_chk_fail for darwin.
8076 * configure: Regenerate.
8078 2007-01-07 Richard Guenther <rguenther@suse.de>
8080 * tree-vrp.c (extract_range_from_assert): CSE calls to
8081 compare_values where possible.
8082 (extract_range_from_unary_expr): Likewise.
8084 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8086 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8087 * config/avr/avr.c (call_insn_operand): Delete function.
8088 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8089 instead of register number. Use predicates.
8090 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8091 call_insn_operand): Add.
8093 2007-01-06 Jan Hubicka <jh@suse.cz>
8095 * tree-pass.h (pass_build_cgraph_edges): Declare.
8096 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8097 (visited_nodes): Remove.
8098 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8099 build_cgrpah_edges; make visited_nodes local.
8100 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8101 (record_references_in_initializer): Move to cgraphbuild.c
8102 (initialize_inline_failed, rebuild_cgraph_edges,
8103 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8104 (verify_cgraph_node): Make visited_nodes local.
8105 (cgraph_analyze_function): Do not call cgraph_create_edges and
8106 initialize_inline_failed.
8107 (cgraph_expand_function): Do not call cgraph_lower_function;
8108 assert that function is already lowered.
8109 * Makefile.in (cgraphbuild.o): New.
8110 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8111 at the end of lowering passes.
8113 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8115 * ifcvt.c (cond_move_convert_if_block): New function, code
8116 factored out from...
8117 (cond_move_process_if_block): ...here. Call the new function
8118 on the THEN and ELSE blocks.
8119 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8120 already takes care of this.
8122 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8125 * tree.h (TREE_OVERFLOW_P): New.
8126 * c-typeck.c (parser_build_unary_op): Warn only if result
8127 overflowed and operands did not.
8128 (parser_build_binary_op): Likewise.
8129 (convert_for_assignment): Remove redundant overflow_warning.
8130 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8132 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8134 * c-typeck.c (store_init_value): Split over two lines to follow
8135 the GNU coding style.
8137 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8139 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8140 __GXX_EXPERIMENTAL_CXX0X__.
8141 * doc/cpp.texi: Same.
8143 2007-01-05 Richard Guenther <rguenther@suse.de>
8146 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8147 with mismatched types. Instead explicitly build a
8148 conversion NOP_EXPR.
8150 2007-01-05 Ian Lance Taylor <iant@google.com>
8152 * c-common.c (decl_with_nonnull_addr_p): New function.
8153 (c_common_truthvalue_conversion): Call it.
8154 * c-typeck.c (build_binary_op): Likewise.
8155 * c-common.h (decl_with_nonnull_addr_p): Declare.
8157 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8160 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8163 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8165 * doc/install.texi (Final install): Document the fact that
8166 the GNAT runtime should not be stripped.
8168 2007-01-04 Jan Hubicka <jh@suse.cz>
8170 * tree-inline.c (fold_marked_statements): Update operand caches
8171 and EH after folding
8173 2007-01-04 Ian Lance Taylor <iant@google.com>
8175 * c-common.c (check_function_nonnull): Whitespace fix.
8177 2007-01-04 Jan Hubicka <jh@suse.cz>
8179 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8180 comitted older version of patch.
8181 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8182 function, celanup cfg and collect garbage.
8184 2007-01-04 Mike Stump <mrs@apple.com>
8186 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8189 2007-01-04 Eric Christopher <echristo@apple.com>
8191 * libgcc2.c (__bswapsi2): Use SItype.
8192 (__bswapdi2): Use DItype.
8193 * libgcc2.h: Update for above.
8195 2007-01-04 Paul Brook <paul@codesourcery.com>
8197 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8198 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8199 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8200 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8201 umulsi3_highpart): Make conditional on !arm_arch6.
8202 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8203 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8204 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8205 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8206 umulsi3_highpart_v6): New insns.
8208 2007-01-04 Roger Sayle <roger@eyesopen.com>
8210 * fold-const.c (fold_convert): When casting an expression to void,
8211 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8212 have a type. Instead of attempting to build a NOP_EXPR, return
8213 these "special" trees directly.
8215 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8217 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8218 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8219 rs6000_cost->fp not 0 as adjustment for outer NEG.
8221 2007-01-04 Jan Hubicka <jh@suse.cz>
8223 * cgraph.c (cgraph_release_function_body): New function.
8224 (cgraph_remove_node): Use it.
8225 * cgraph.h (cgraph_release_function_body): Declare.
8226 * cgraphunit.c (cgraph_expand_function): Use it.
8227 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8228 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8229 is initialized and while compilation of other function is running.
8230 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8231 statement CFG annotations from here to ...
8232 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8234 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8236 * cfgloop.h (enum li_flags): Make the constants powers of two.
8238 2007-01-04 Jan Hubicka <jh@suse.cz>
8240 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8242 (fold_marked_statements): New function.
8243 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8244 * tree-inline.h (copy_body_data): Add statements_to_fold.
8246 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8248 * config.gcc: Mention libgcc/config.host.
8249 * Makefile.in: Update comments mentioning libgcc.
8250 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8251 (all.cross, start.encap, rest.encap, rest.cross): Update
8252 dependencies for libgcc move.
8253 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8254 (clean-target, clean-target-libgcc): Delete.
8255 (srcdirify, GCC_EXTRA_PARTS): New macros.
8256 (libgcc-support, libgcc.mvars): New rules.
8257 (distclean): Remove mention of mklibgcc.
8258 (install): Don't reference INSTALL_LIBGCC.
8259 (install-common): Don't reference EXTRA_PARTS.
8260 (install-libgcc, install-multilib): Delete rules.
8261 * mklibgcc.in: Delete file.
8262 * doc/configfiles.texi: Don't mention mklibgcc.
8264 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8265 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8266 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8267 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8268 (mklibgcc, ldblspecs): Likewise.
8270 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8271 (posixpre.def): Use $(T).
8272 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8273 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8274 (SHLIB_LINK): Make dummy.
8275 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8277 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8279 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8280 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8281 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8282 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8284 * configure.ac (all_outputs): Remove mklibgcc.
8285 * configure: Regenerated.
8287 2007-01-03 Josh Conner <jconner@apple.com>
8290 * calls.c (compute_argument_addresses): Set stack and stack_slot
8291 for partial args, too.
8292 (store_one_arg): Use locate.size.constant for the size when
8293 generating a save_area.
8295 2007-01-03 Robert Kennedy <jimbob@google.com>
8297 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8298 whose definitions are deleted due to basic block merging.
8300 2007-01-03 Paul Brook <paul@codesourcery.com>
8303 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8305 (use_return_insn): Return 0 for Thumb interrupt functions.
8306 (print_multi_reg): Add rfe argument for IRQ returns.
8307 (arm_output_epilogue): Pop interrupt return address directly into PC.
8308 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8310 2007-01-03 Paul Brook <paul@codesourcery.com>
8312 Merge from sourcerygxx-4_1.
8313 * config/arm/thumb2.md: New file.
8314 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8316 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8317 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8318 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8319 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8321 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8322 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8324 * config/arm/ieee754-sf.S: Ditto.
8325 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8326 (thumb1_base_register_rtx_p): ... to this.
8327 (thumb_index_register_rtx_p): Rename...
8328 (thumb1_index_register_rtx_p): ... to this.
8329 (thumb_output_function_prologue): Rename...
8330 (thumb1_output_function_prologue): ... to this.
8331 (thumb_legitimate_address_p): Rename...
8332 (thumb1_legitimate_address_p): ... to this.
8333 (thumb_rtx_costs): Rename...
8334 (thumb1_rtx_costs): ... to this.
8335 (thumb_compute_save_reg_mask): Rename...
8336 (thumb1_compute_save_reg_mask): ... to this.
8337 (thumb_final_prescan_insn): Rename...
8338 (thumb1_final_prescan_insn): ... to this.
8339 (thumb_expand_epilogue): Rename...
8340 (thumb1_expand_epilogue): ... to this.
8341 (arm_unwind_emit_stm): Rename...
8342 (arm_unwind_emit_sequence): ... to this.
8343 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8344 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8345 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8346 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8347 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8348 thumb2_output_casesi): New functions.
8349 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8350 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8351 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8352 THUMB2_WORK_REGS): Define.
8353 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8354 arm_condexec_mask, arm_condexec_masklen)): New variables.
8355 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8356 (arm_override_options): Check new CPU capabilities.
8357 Set new architecture flag variables.
8358 (arm_isr_value): Handle v7m interrupt functions.
8359 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8361 (const_ok_for_arm): Handle Thumb-2 constants.
8362 (arm_gen_constant): Ditto. Use movw when available.
8363 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8365 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8366 (thumb_find_work_register, arm_load_pic_register,
8367 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8368 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8369 print_multi_reg, output_mov_long_double_fpa_from_arm,
8370 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8371 output_mov_double_fpa_from_arm, output_move_double,
8372 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8373 output_return_instruction, arm_output_function_prologue,
8374 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8375 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8376 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8377 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8378 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8379 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8381 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8382 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8383 (arm_file_start): Output directive for unified syntax.
8384 (arm_unwind_emit_set): Handle stack alignment instruction.
8385 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8386 Add v6t2, v7, v7a, v7r and v7m.
8387 (RETLDM): Add Thumb-2 code.
8388 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8389 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8390 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8391 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8392 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8393 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8394 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8395 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8396 ADJUST_INSN_LENGTH): Define.
8397 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8398 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8399 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8400 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8401 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8402 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8403 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8404 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8405 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8406 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8407 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8408 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8409 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8410 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8411 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8412 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8413 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8415 * config/arm/arm-tune.md: Regenerate.
8416 * config/arm/arm-protos.h: Update prototypes.
8417 * config/arm/vfp.md: Enable patterns for Thumb-2.
8418 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8419 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8420 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8421 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8422 * config/arm/libunwind.S: Add Thumb-2 code.
8423 * config/arm/constraints.md: Update include Thumb-2.
8424 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8425 * config/arm/ieee754-df.S: Ditto.
8426 * config/arm/bpabi.S: Ditto.
8427 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8428 * config/arm/predicates.md (low_register_operand,
8429 low_reg_or_int_operand, thumb_16bit_operator): New.
8430 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8431 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8432 * config/arm/t-arm-elf: Add armv7 multilib.
8433 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8435 (UNSPEC_STACK_ALIGN, ce_count): New.
8436 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8437 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8439 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8440 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8441 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8442 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8443 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8444 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8446 * doc/extend.texi: Document ARMv7-M interrupt functions.
8447 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8449 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8451 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8452 (struct _Unwind_Context): Rename args_size to flags, remove
8453 signal_frame field, add a new args_size field and version field.
8454 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8455 _Unwind_IsExtendedContext): New inline functions.
8456 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8457 Assume by_value array is only present if _Unwind_IsExtendedContext.
8458 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8459 _Unwind_IsSignalFrame.
8460 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8461 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8462 (uw_init_context_1): Initialize context->flags to
8463 EXTENDED_CONTEXT_BIT.
8464 * config/rs6000/linux-unwind.h (frob_update_context): Use
8465 _Unwind_SetSignalFrame.
8467 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8470 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8471 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8474 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8476 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8477 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8478 RET, AT_SP): Remove.
8479 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8482 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8483 * cfgbuild.c (find_basic_blocks): Likewise.
8484 * cfgrtl.c (rtl_create_basic_block): Likewise.
8485 * function.c (temp_slots_at_level): Likewise.
8486 * reg-stack.c (stack_regs_mentioned): Likewise.
8487 * regclass.c (allocate_reg_info): Likewise.
8488 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8489 set_bb_for_stmt, move_block_to_fn): Likewise.
8490 * tree-complex.c (tree_lower_complex): Likewise.
8491 * vec.h (VEC_safe_grow_cleared): New.
8493 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8495 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8497 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8498 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8500 * cfgloopmanip.c (scale_loop_frequencies): Export.
8501 (loopify): Scale the frequencies by prescribed coefficients.
8502 (set_zero_probability): New function.
8503 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8504 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8505 and frequencies according to arguments.
8506 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8508 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8509 * modulo-sched.c (sms_schedule): Set probabilities for entering
8510 versioned loop correctly.
8511 * tree-vect-transform.c (vect_transform_loop): Ditto.
8512 * cfgloop.h (loopify, loop_version): Declaration changed.
8513 (scale_loop_frequencies): Declared.
8515 2007-01-02 Jan Hubicka <jh@suse.cz>
8517 * cgraph.c: Include tree-flow.h
8518 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8520 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8521 * tree-pass.h (pass_all_early_optimizations): Declare.
8522 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8524 (cgraph_analyze_function): Do early_local_passes.
8525 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8526 Do not add referenced vars.
8527 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8529 (gate_all_early_local_passes): New gate.
8530 (pass_early_local_passes): Use new gate.
8531 (execute_early_local_optimizations): New functions.
8532 (gate_all_early_optimizations): New gate.
8533 (pass_all_early_optimizations): New pass.
8534 (execute_free_datastructures): Free SSA only when initialized.
8535 (gate_init_datastructures): Init only when optimizing.
8536 (tree_lowering_passes): Do early local passes when called late.
8537 * tree-profile.c (do_tree_profiling): Don't profile functions added
8539 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8540 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8542 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8543 during early_local_passes.
8544 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8547 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8549 * Makefile.in: Update copyright year.
8551 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8553 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8554 in $(lang_checks) and check-consistency targets.
8556 2007-01-02 Jan Hubicka <jh@suse.cz>
8558 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8559 Do not add referenced vars.
8560 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8562 * passes.c (init_optimization_passes): Put mudflap_2 after
8563 free_datastructures.
8565 2007-01-02 Jan Hubicka <jh@suse.cz>
8567 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8568 Set NOTHROW flag on call statements proved to be nothrow.
8569 Update statement of local calls so new pure/const functions are
8570 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8572 (tree_rest_of_compilation): Register hooks and initialize bitmap
8573 early. Do not set after_inlining flag.
8575 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8577 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8578 HOST_BITS_PER_LONGLONG
8580 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8583 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8584 warning for non-static initializers.
8586 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8588 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8589 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8590 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8591 Always use set_unique_reg_note to add REG_EQUAL notes.
8593 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8596 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8598 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8599 * cfgbuild.c (find_basic_blocks): Likewise.
8600 * cfgrtl.c (rtl_create_basic_block): Likewise.
8601 * function.c (temp_slots_at_level): Likewise.
8602 * reg-stack.c (stack_regs_mentioned): Likewise.
8603 * regclass.c (allocate_reg_info): Likewise.
8604 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8605 set_bb_for_stmt, move_block_to_fn): Likewise.
8606 * tree-complex.c (tree_lower_complex): Likewise.
8607 * vec.h (VEC_safe_grow_cleared): New.
8609 2007-01-02 Ian Lance Taylor <iant@google.com>
8611 * c-common.c (c_common_truthvalue_conversion): When warning about
8612 using an assignment as a truth value, set TREE_NO_WARNING.
8614 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8617 * c.opt (Wold-style-declaration): New.
8618 * doc/invoke.texi (C-only Warning Options): New.
8619 (Wold-style-declaration): Document it.
8620 (Wextra): Enabled by -Wextra.
8621 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8622 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8623 -Wold-style-declaration.
8625 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8627 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8628 * cfgbuild.c (find_basic_blocks): Likewise.
8629 * cfgrtl.c (rtl_create_basic_block): Likewise.
8630 * function.c (temp_slots_at_level): Likewise.
8631 * reg-stack.c (stack_regs_mentioned): Likewise.
8632 * regclass.c (allocate_reg_info): Likewise.
8633 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8634 set_bb_for_stmt, move_block_to_fn): Likewise.
8635 * tree-complex.c (tree_lower_complex): Likewise.
8636 * vec.h (VEC_safe_grow_cleared): New.
8638 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8640 * c-common.c (c_common_nodes_and_builtins): Since variants of
8641 void_type_node get built before it is given a name, we need to
8642 give those variants the name, too.
8643 (complete_array_type): We need to work with the canonical main
8644 type of the array, from which we will build the qualified version.
8645 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8646 * print-tree.c (print_node): Display canonical type information
8648 * stor-layout.c (layout_type): When we don't know the
8649 alignment of a type for which we're building an array, we end up
8650 guessing wrong, so make the type require structural equality.
8651 * tree.c (make_node_stat): When we build a new type, it is its
8653 (build_type_attribute_qual_variant): When building an attribute
8654 variant, its canonical type is the non-attribute variant. However,
8655 if the attributes are target-dependent and they differ, we need to
8656 use structural equality checks for this type.
8657 (build_qualified_type): A qualified type is not equivalent to its
8658 unqualified variant; set the canonical type appropriately.
8659 (build_distinct_type_copy): When building a distinct type from
8660 another type, the new type is its own canonical type.
8661 (build_variant_type_copy): When building a new type variant, we
8662 assume that it is equivalent to the original type.
8663 (build_pointer_type_for_mode): When building a pointer type, also
8664 build a canonical type pointer.
8665 (build_reference_type_for_mode): When building a reference type,
8666 also build a canonical type reference.
8667 (build_index_type): When we can't hash an index type (e.g.,
8668 because its maximum value is negative), the index type requires
8669 structural equality tests.
8670 (build_array_type): Build the canonical form of an array type.
8671 (build_function_type): Function types require structural equality,
8672 because they contain default arguments, attributes, etc.
8673 (build_method_type_directly): Ditto for method types.
8674 (build_offset_type): Build the canonical offset type.
8675 (build_complex_type): Build the canonical vector type.
8676 (make_vector_type): Build the canonical vector type.
8677 * tree.h (TYPE_CANONICAL): New.
8678 (TYPE_STRUCTURAL_EQUALITY_P): New.
8679 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8680 (struct tree_type): Added "canonical" field.
8681 * params.h (VERIFY_CANONICAL_TYPES): New.
8682 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8683 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8684 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8685 * doc/invoke.texi (verify-canonical-types): Document --param
8686 parameter for verifying canonical types.
8688 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8690 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8691 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8692 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8693 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8695 * config/rs6000/e500.h: New.
8696 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8697 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8699 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8700 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8701 TARGET_E500_DOUBLE): Remove.
8702 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8703 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8704 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8705 * config/rs6000/rs6000.c (rs6000_override_options): Use
8708 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8710 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8711 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8712 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8713 rs6000_emit_cmove): Don't check TARGET_E500.
8714 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8715 sordered): Don't check TARGET_E500.
8717 2007-01-01 Eric Christopher <echristo@apple.com>
8719 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8720 HARD_REGISTER_NUM_P.
8722 2007-01-01 Roger Sayle <roger@eyesopen.com>
8724 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8725 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8726 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8729 2007-01-01 Mike Stump <mrs@apple.com>
8731 * configure.ac: Remove support for building with Apple's gcc-3.1.
8733 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8736 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8737 REG is a hard register. Do not modify REG before calling
8739 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8740 multiple of the size of YMODE for certain lowpart cases.
8742 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8745 * gimplify (voidify_wrapper_expr): Update for
8748 2007-01-01 Andreas Schwab <schwab@suse.de>
8751 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8752 save of BR0 in extra_spill_size instead of spill_size.
8753 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8755 (ia64_expand_epilogue): Restore BR0 from its new location.
8757 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8759 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8760 Use a temporary variable if the left hand side is not a gimple
8763 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8765 * gimplify.c (gimplify_return_expr): Make the temporary variable
8766 for the return expression, a gimple register variable.
8768 2007-01-01 Jan Hubicka <jh@suse.cz>
8770 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8773 2007-01-01 Mike Stump <mrs@apple.com>
8775 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8777 * config/darwin.c (machopic_select_rtx_section): Use
8779 (darwin_mergeable_constant_section): Likewise.
8780 * configure: Regenerate.
8781 * config.in: Regenerate.
8783 2007-01-01 Jan Hubicka <jh@suse.cz>
8784 Andrew Pinski <pinskia@gmail.com>
8786 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8787 before starting IPA passes.