1 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2 Richard Guenther <rguenther@suse.de>
4 PR tree-optimization/31254
5 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6 Use handled_component_p () where appropriate. Continue
7 propagating into the rhs if we propagated into an INDIRECT_REF
10 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14 (xde, xdee): Mode attributes adjusted to support DFP modes.
15 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24 "movsf"): Insn definitions removed.
25 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
26 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
27 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
29 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
30 "reload_in<mode>", "reload_out<mode>"): Expander added.
31 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
34 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
36 * config/s390/s390.md: Only non-functional changes. Renamed
37 FPR mode macro to BFP all over the file.
39 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
41 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
42 (op_type attribute): RRF instruction type added.
43 (fT0): New mode attribute.
44 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
45 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
46 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
47 no secondary memory is needed when moving DFmode values between GPRs
50 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
52 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
53 inverted and documentation adjusted.
54 ("mhard-dfp", "msoft-dfp"): New options.
55 * config/s390/s390.c (s390_handle_arch_option): New architecture
57 (override_options): Sanity checks for the new options added.
58 * config.gcc: New architecture switch: z9-ec.
59 * config/s390/s390.h (processor_flags): PF_DFP added.
60 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
61 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
62 when the bit is NOT set so remove it from the defaults.
64 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
66 * genemit.c (main): Print include statement for dfp.h.
67 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
70 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
72 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
74 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
77 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
80 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
82 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
83 attr_length_call, output_call, output_indirect_call): Cleanup
84 formatting of targetm calls.
86 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
88 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
90 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
93 reservation, bypass and anti-bypass descriptions for these instructions.
95 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
98 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
100 * tree-vect-transform.c (get_initial_def_for_induction): Replace
101 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
102 (get_initial_def_for_reduction): Likewise.
104 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
106 Fix PR tree-optimization/29922
107 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
108 (get_representative): Removed.
109 (value_dies_in_block_x): Update for rvuse removal.
110 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
111 (compute_antic_aux): Handle when PHI nodes appear in
112 non-single-successors.
113 (dump_bitmap_of_names): Removed.
114 (compute_antic_safe): Renamed and removed rvuse calculation.
115 Calculate only antic safe.
116 (insert_into_preds_of_block): Remove assert.
117 (execute_pre): Update for renamed functions.
118 (defer_or_phi_translate_block): New function.
120 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
122 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
123 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
125 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
126 Follow spelling conventions.
128 * tree-data-ref.h: Remove the prototype for analyze_array.
130 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
132 PR tree-optimization/31041
133 * tree-vect-transform.c (get_initial_def_for_induction): Call
134 force_gimple_operand.
136 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
138 * ipa-type-escape.c (look_for_casts) : Revert code to use
139 handled_component_p due to ada test a-numaux.adb.
141 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
143 * final.c (final_scan_insn): Alter the condition of a
144 conditional trap if we have nonstandard CC.
146 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
148 * configure.ac: Remove excess quoting from asm line 0 test.
149 * configure: Rebuilt.
151 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
153 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
154 * c-common.c (convert_and_check): Move warning logic to...
155 (warnings_for_convert_and_check): ...here. Define.
156 * c-common.h (warnings_for_convert_and_check): Declare.
158 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
160 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
161 (output_call): Likewise.
163 2007-03-16 Richard Sandiford <richard@codesourcery.com>
165 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
167 2007-03-16 Richard Sandiford <richard@codesourcery.com>
169 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
171 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
174 opteron, athlon-64 and athlon-fx processor_alias_table entries.
176 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
178 PR tree-optimization/31183
179 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
180 Use double_int instead of unsigned int for representing access_strides.
181 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
183 2007-03-16 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/31146
186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
187 to allow recursion of forward_propagate_addr_expr.
188 (forward_propagate_addr_into_variable_array_index): Likewise.
189 (forward_propagate_addr_expr): Likewise.
190 (tree_ssa_forward_propagate_single_use_vars): Likewise.
191 (forward_propagate_addr_expr_1): Recurse on simple copies
192 instead of propagating into them. Do so for useless conversions
194 (forward_propagate_addr_expr): Clean up unused statements after
197 2007-03-16 Richard Guenther <rguenther@suse.de>
199 * builtins.c (expand_builtin_cexpi): Use the right argument
200 for the expansion via cexp.
202 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
204 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
205 * configure: Rebuilt.
207 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
210 * dwarf2out.c (force_type_die): Adjust comment.
211 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
213 2007-03-15 DJ Delorie <dj@redhat.com>
215 * config/frv/predicates.md (minmax_operator): Don't check operands
218 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
220 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
221 Update constant estimates of number of iterations.
222 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
223 argument renamed to "realistic".
224 (compute_estimated_nb_iterations): Removed.
225 (record_niter_bound): New function.
226 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
227 call record_nonwrapping_iv with upper = false.
228 (infer_loop_bounds_from_signedness): Pass upper argument to
229 record_nonwrapping_iv.
230 (estimate_numbers_of_iterations_loop): Do not call
231 compute_estimated_nb_iterations. Record estimate based on profile
232 information. Initialize the constant estimates of number of
234 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
236 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
237 number of iterations is too small.
238 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
239 (EST_NOT_AVAILABLE): Removed.
240 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
241 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
244 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
246 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
247 Handle NE_EXPR guards.
249 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
252 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
253 Set also -pedantic-errors by default for the preprocessor unless
254 -fpermissive is given.
256 2007-03-15 Richard Guenther <rguenther@suse.de>
260 * builtins.c (expand_builtin_cexpi): As a fallback if we
261 don't have builtins for sincos or cexp create a function
262 declaration for cexp and expand to a call to that.
263 (expand_builtin_int_roundingfn): Always fall
264 back to floor/ceil and its variants even if they may be
267 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
270 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
271 jump tables, move the call to delete_dead_jumptables from here...
272 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
273 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
274 don't allow merging of blocks that try_redirect_by_replacing_jump
275 also does not handle when not optimizing.
277 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
278 Francois-Xavier Coudert <coudert@clipper.ens.fr>
280 * config/i386/i386.md (x86_sahf_1): Correctly handle
283 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
287 x86_64_general_operand as operand[2] predicate. Remove "iF"
288 from operand constraints and use "e" constraint instead.
289 (*subti3_1, *subti3_1 splitter): Ditto.
290 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
291 operand[1] predicate.
293 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
295 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
296 arrays, multiply the access strides by the size of the sub-array.
297 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
299 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
301 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
302 the configured assembler supports the sahf mnemonic.
303 * configure: Regenerate.
304 * config.in: Regenerate.
306 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
307 emit "sahf" or ".byte\t0x9e" as asm template.
309 2007-03-14 Michael Meissner <michael.meissner@amd.com>
312 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
313 option to replace hard coded TARGET_xxx in md file.
314 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
315 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
316 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
317 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
318 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
319 (X86_TUNE_NOT_VECTORMODE): Ditto.
320 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
321 (TUNE_AVOID_VECTOR_DECODE): Ditto.
322 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
323 (TUNE_SLOW_IMUL_IMM8): Ditto.
324 (TUNE_MOVE_M1_VIA_OR): Ditto.
325 (TUNE_NOT_UNPAIRABLE): Ditto.
326 (TUNE_NOT_VECTORMODE): Ditto.
328 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
331 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
332 tuning options instead of hard coded TARGET_xxx.
333 (fix ssemode peephole2's): Ditto.
334 (imul peephole2's): Ditto.
336 (movdi_or_rex64): Ditto.
337 (move peephole2): Ditto.
338 (not peephole2's): Ditto.
340 2007-03-14 Dirk Mueller <dmueller@suse.de>
342 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
343 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
344 * c-parser.c (c_parser_if_body): Always add an empty statement in case
346 * c-parser.c (c_parser_do_statement): Warn about empty body in
348 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
349 * doc/invoke.texi (-Wempty-body): Update documentation.
351 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
354 * c-common.h (warn_for_div_by_zero): Declare.
355 * c-common.c (warn_for_div_by_zero): Define.
356 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
359 2007-03-14 Richard Sandiford <richard@codesourcery.com>
361 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
362 to PREFIX and STANDARD_PREFIX.
364 2007-03-14 Richard Sandiford <richard@codesourcery.com>
365 Phil Edwards <phil@codesourcery.com>
367 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
368 (__gthread_once_t): Remove busy field for RTPs.
369 (__GTHREAD_ONCE_INIT): Update accordingly.
371 2007-03-14 Richard Sandiford <richard@codesourcery.com>
373 * doc/invoke.texi: Document VxWorks options.
375 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
377 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
379 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
381 PR tree-optimization/30590
382 * tree-nrv.c (tree_nrv): Check for the partial update of the
385 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
387 * flags.h (flag_random_seed): Remove declaration, in favor of...
388 * toplev.h (get_random_seed, set_random_seed): ... these.
389 * tree.c (get_file_function_name): Use the former.
390 * opts.c (common_handle_option): Use the latter.
393 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
396 * cse.c (cse_find_path): Do not bail out if a basic block that
397 we already visited now becomes part of a path that starts at a
398 different basic block. Just disallow this, to make sure we
399 visit each basic block at most once.
401 2007-03-13 Jan Hubicka <jh@suse.cz>
403 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
404 when profile esitmate is present, calls with very low frequency are
407 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
409 PR tree-optimization/30730
410 PR tree-optimization/26900
411 * tree-ssa-loop-niter.c: Include gmp.h.
413 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
414 split_to_var_and_offset, determine_value_range,
415 bound_difference_of_offsetted_base, refine_bounds_using_guard,
416 bound_difference, bounds_add, bounds_negate,
417 number_of_iterations_ne_max, dump_affine_iv): New functions.
418 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
419 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
420 difference of initial and final value of control iv to validate
422 (number_of_iterations_cond): Add loop parameter. Determine bounds
423 on the difference of the extremes of the control iv. Add dumps.
424 (expand_simple_operations): Handle phi nodes.
425 (simplify_using_initial_conditions): Do not record used conditions.
426 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
427 Do not set additional_info.
428 (implies_nonnegative_p, implies_ge_p): Removed.
429 (derive_constant_upper_bound): Do not use parameter `additional'.
430 (record_estimate): Parameter `additional' removed. Parameter
431 `i_bound' added. Do not call derive_constant_upper_bound.
432 (record_nonwrapping_iv): Use derive_constant_upper_bound to
433 bound the number of iterations estimate.
434 (estimate_numbers_of_iterations_loop): Pass the estimate from
435 the number of iterations analysis to record_estimate.
436 * tree.h (multiple_of_p): Declare.
437 * tree-scalar-evolution.c (expression_expensive_p): Removed.
438 (scev_const_prop): Do not check expression_expensive_p.
439 * fold-const.c (multiple_of_p): Exported.
440 * double-int.c (double_int_mask): Exported.
441 * double-int.h (double_int_mask): Declare.
442 * tree-flow.h (struct tree_niter_desc): Removed additional_info
443 field. Added max field.
445 2007-03-13 David Taylor <taylor@candd.org>
448 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
451 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
454 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
457 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.opt (mcx16, msahf): New options.
460 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
461 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
463 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
464 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
465 Output -mcx16 and -msahf options when corresponding bit is set.
467 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
470 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
472 * configure.ac: Test for assembler tolerance to # 0 "".
473 * configure, config.in: Rebuilt.
474 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
476 2007-03-13 Geoffrey Keating <geoffk@apple.com>
478 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
480 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
481 (handle_syscall): Handle direct system calls.
482 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
484 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
486 * doc/invoke.texi: Fix cpp.info cross-reference.
487 * doc/passes.texi: Fix gcc.info cross-reference.
489 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
491 PR tree-optimization/30835
492 * lambda-code.c (can_convert_to_perfect_nest): Check whether
493 bb_for_stmt is not NULL before accessing it.
495 2007-03-12 Joseph Myers <joseph@codesourcery.com>
497 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
500 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
503 * doc/install.texi: Document --enable-stage1-languages
505 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
507 * tree-pass.h (pass_into_cfg_layout_mode,
508 pass_outof_cfg_layout_mode): Declare.
509 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
510 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
511 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
512 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
514 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
516 * c-decl.c (warn_variable_length_array): New function.
517 Refactored from grokdeclarator to handle warn_vla
518 and handle unnamed array case.
519 (grokdeclarator): Refactored VLA warning case.
520 * c.opt (Wvla): New flag.
521 * doc/invoke.texi (Wvla): New warning.
523 2007-03-12 Richard Henderson <rth@redhat.com>
525 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
526 (TARGET_SECTION_TYPE_FLAGS): New.
528 2007-03-12 Richard Henderson <rth@redhat.com>
530 * config/darwin.c (machopic_reloc_rw_mask): New.
531 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
532 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
534 2007-03-12 Mark Mitchell <mark@codesourcery.com>
536 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
537 * cppdefault.h (cpp_PREFIX): Document.
538 (cpp_PREFIX_len): Likewise.
539 (cpp_EXEC_PREFIX): New variable.
540 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
541 * c-incpath.c (add_standard_paths): Correct logic for relocating
544 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
547 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
549 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
550 fix_truncdfdi_sse using SSEMODEF mode macro.
551 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
552 fix_truncdfsi_sse using SSEMODEF mode macro.
553 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
554 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
556 2007-03-12 Richard Sandiford <richard@codesourcery.com>
558 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
561 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
563 * tree.h : Add multiple_of_p declaration.
564 * fold-const.c (multiple_of_p): Make multiple_of_p public.
565 * ipa-type-escape.c (results_of_malloc): Redundant.
566 (visited_stmts): New. Visited stmt for walk_use_def_chains.
567 (cast_type): Extended with new members.
568 (check_cast): Returns cast_type.
569 (cast): New structure for data of walk_use_def_chains.
570 (is_malloc_result, is_cast_from_non_pointer_1,
571 is_cast_from_non_pointer,
572 is_array_access_through_pointer_and_index): New functions.
573 (look_for_casts): Returns cast types.
574 (check_call): Returns void.
575 (okay_pointer_operation): Use support of pointer plus index,
576 pointer plus constant and allow all multiplications.
578 2007-03-11 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/31115
581 * tree-vrp.c (extract_range_from_binary_expr): Make sure
582 the shift count is positive and non-anti-range for RSHIFT_EXPR.
583 A shift count of zero is not special as with *_DIV_EXPR.
584 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
587 2007-03-11 Ian Lance Taylor <iant@google.com>
589 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
590 the *_DIV_EXPR codes correctly with overflow infinities.
592 2007-03-11 Ira Rosen <irar@il.ibm.com>
594 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
595 indicate success/failure of the analysis. Add negation to subtrahend
596 in case of subtraction. Fail if both operands contain constants.
597 (create_data_ref): Fail if analyze_offset fails.
599 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.md (frndintxf2): Rename to ...
602 (rintxf2): ... this. Remove expander having same name.
603 (rintsf2, rintdf2): Implement using SSEMODEF macro.
604 (roundsf2, rounddf2): Ditto.
605 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
606 (lround<mode>di2, lround<mode>si2): Ditto.
608 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
610 * lower-subreg.c: Include except.h.
611 (decompose_multiword_subregs): Verify that the only control flow
612 insns we can split are loads to multi-words pseudos.
613 Handle breaking such blocks after splitting, instead of calling
614 find_many_sub_basic_blocks.
616 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
617 on the new basic block. Add a lengthy comment explaining why we
618 thought this was necessary.
619 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
621 2007-03-10 Mark Mitchell <mark@codesourcery.com>
624 * tree.c (walk_type_fields): Recurse into the element type of
625 ARRAY_TYPEs if there is a pointer set.
627 2007-03-10 Dirk Mueller <dmueller@suse.de>
629 * c-common.c (warn_logical_operator): Fix condition.
631 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
633 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
635 * config/darwin.c (machopic_select_section): Remove superfluous
636 argument in call to categorize_decl_for_section. Remove unused
639 2007-03-10 Joseph Myers <joseph@codesourcery.com>
641 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
643 * configure: Regenerate.
645 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
649 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
650 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
651 Add LABEL_NUSES to emitted label.
652 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
653 branch probability value to emitted jump insn.
654 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
655 Do not check life information and do not re-arrange input operands
656 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
658 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
660 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
661 the change of decode_asm_operands.
663 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
665 * mode-switching.c (create_pre_exit): Skip blockage insn.
667 2007-03-09 Diego Novillo <dnovillo@redhat.com>
669 * tree-pass.h (TODO_update_smt_usage): Remove.
671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
675 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
677 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
678 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
679 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
682 2007-03-09 Geoffrey Keating <geoffk@apple.com>
684 * gcc.c: Document %{, in big comment at top.
685 (input_suffix_matches): Remove special handling for .s and
687 (input_spec_matches): New.
688 (handle_braces): Handle %{,.
689 (validate_switches): ',' indicates a value which is not a switch.
690 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
691 to detect assembler input.
692 * config/i386/sol2.h (CPP_SPEC): Likewise.
693 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
694 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
695 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
696 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
697 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
698 -m64 causes deployment target to default to 10.5.
699 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
701 2007-03-09 Richard Henderson <rth@redhat.com>
704 * target.h (targetm.asm.out.reloc_rw_mask): New.
705 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
706 (TARGET_ASM_OUT): Use it.
707 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
708 * varasm.c (categorize_decl_for_section): Remove shlib argument;
709 use the new reloc_rw_mask target hook instead.
710 (default_section_type_flags_1): Merge into...
711 (default_section_type_flags): ... here.
712 (decl_readonly_section_1): Merge into...
713 (decl_readonly_section): ... here.
714 (default_elf_select_section_1): Merge into...
715 (default_elf_select_section): ... here.
716 (default_unique_section_1): Merge into...
717 (default_unique_section): ... here.
718 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
719 (default_select_rtx_section): Use it.
720 (default_elf_select_rtx_section): Likewise.
721 * output.h: Update to match.
722 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
723 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
724 (TARGET_ASM_RELOC_RW_MASK): New.
725 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
726 to categorize_decl_for_section.
727 (x86_64_elf_unique_section): Likewise.
728 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
729 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
730 (TARGET_ASM_RELOC_RW_MASK): New.
731 * config/ia64/ia64.c (ia64_rwreloc_select_section,
732 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
733 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
734 (TARGET_RWRELOC): Remove.
735 (ia64_section_type_flags): Adjust call to default_section_type_flags.
736 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
737 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
738 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
739 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
740 (rs6000_xcoff_select_section): Use decl_readonly_section.
741 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
742 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
743 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
744 (TARGET_SECTION_TYPE_FLAGS): Remove.
745 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
747 2007-03-09 Roger Sayle <roger@eyesopen.com>
749 * fold-const.c (fold_comparison): Remove compile-time evaluation of
750 complex constant equality/inequality comparisons for here.
751 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
752 known at compile-time or can be simplified to a scalar comparison.
753 (fold_relational_const): Move compile-time evaluation of complex
754 constant equality/inequality comparisons to here.
756 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
758 PR rtl-optimization/30643
759 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
761 (fold_rtx): Recurse, like before 2006-11-03.
763 2007-03-09 DJ Delorie <dj@redhat.com>
765 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
768 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
770 PR tree-optimization/30375
771 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
772 LHS of statements is not the same.
773 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
775 2007-03-09 Chao-ying Fu <fu@mips.com>
777 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
779 * doc/invoke.texi (-mdspr2): Document new option.
780 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
781 New unspec for DSP REV 2.
782 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
783 these instructions are extended in DSP REV 2.
784 (mips-dspr2.md): Include.
785 * config/mips/mips.opt (mdspr2): New option.
786 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
787 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
788 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
789 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
790 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
791 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
792 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
794 (bdesc_map): Add one field of unsupported_target_flags.
795 (bdesc_arrays): Update entries to have extra fields. Add
797 (mips_init_builtins): Initialize new function types.
798 Check unsupported_target_fileds to filter out builtins.
799 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
801 (ASM_SPEC): Pass mdspr2 to the assembler.
802 * config/mips/mips-dspr2.md: New file.
804 2007-03-09 Sa Liu <saliu@de.ibm.com>
806 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
808 2007-03-09 Ian Lance Taylor <iant@google.com>
810 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
811 argument) like -Wstrict-overflow=2.
812 * doc/invoke.texi (Warning Options): Update documentation.
814 2007-03-09 Dirk Mueller <dmueller@suse.de>
817 * doc/invoke.texi (-Wlogical-op): Document.
818 * common.opt (-Wlogical-op): New.
819 * c-common.h (warn_logical_operator): Declare.
820 * c-common.c (warn_logical_operator): Define.
821 * c-typeck.c (parser_build_binary_op): Call
822 warn_logical_operator.
824 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
826 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
827 * final.c (final_scan_insn): Test for non-"" file name.
829 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
831 * doc/loop.texi: Document the Omega linear constraints solver.
832 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
833 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
834 omega-hash-table-size, omega-max-keys, and
835 omega-eliminate-redundant-constraints.
836 * tree-pass.h (pass_check_data_deps): Declared.
839 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
840 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
841 pass_check_data_deps): New.
842 * tree-data-ref.c (init_data_ref): Remove declaration.
843 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
844 (analyze_array): Renamed init_array_ref, move up initializations.
845 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
846 Removed arguments that are set to NULL.
847 (analyze_indirect_ref): Correct indentation, correct call to
849 (object_analysis): Call init_array_ref instead of analyze_array.
850 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
851 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
852 of DR_ACCESS_FNS_ADDR.
853 (init_omega_eq_with_af, omega_extract_distance_vectors,
854 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
855 ddr_consistent_p): New.
856 (compute_affine_dependence): Check consistency of ddrs when
857 flag_check_data_deps is passed.
858 (analyze_all_data_dependences): Uncomment.
859 (tree_check_data_deps): New.
860 * tree-data-ref.h: Include omega.h.
861 (DR_ACCESS_FNS_ADDR): Removed.
862 (data_dependence_relation): Add inner_loop.
863 (DDR_INNER_LOOP): New.
864 * common.opt (fcheck-data-deps): New.
865 * tree-flow.h (tree_check_data_deps): Declare.
866 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
867 (OBJS-common): Depend on omega.o.
869 * passes.c (pass_check_data_deps): Scheduled.
870 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
871 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
872 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
873 PARAM_VECT_MAX_VERSION_CHECKS,
874 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
876 2007-03-09 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/30904
880 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
881 the same way as *_DIV_EXPR.
883 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
885 * recog.c (decode_asm_operands): No mixed declarations and code.
887 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
889 * rtl.def (ASM_INPUT): Add location.
890 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
891 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
892 (decode_asm_operands): Add loc operand.
893 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
894 * stmt.c (expand_asm): Rename to...
895 (expand_asm_loc): ... this. Add locus argument. Pass it on to
896 gen_rtx_ASM_INPUT_loc.
897 (expand_asm_expr): Adjust.
898 * recog.c (decode_asm_operands): Add loc operand.
899 (check_asm_operands, extract_insn): Adjust.
900 * reload1.c (maybe_fix_stack_asms): Likewise.
901 * final.c (asm_insn_count): Likewise.
902 (final_scan_insn): Output # line before and after asm.
904 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
906 * tree-ssa-structalias.c (variable_info): Remove
908 (new_var_info): Ditto.
909 (shared_bitmap_info_t): New structure.
910 (shared_bitmap_table): New variable.
911 (shared_bitmap_hash): New function.
912 (shared_bitmap_eq): Ditto
913 (shared_bitmap_lookup): Ditto.
914 (shared_bitmap_add): Ditto.
915 (merge_smts_into): Change to take bitmap directly.
916 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
917 (init_alias_vars): Init shared bitmap hashtable.
918 (delete_points_to_sets): Delete shared bitmap hashtable.
919 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
920 is_aliased removal as a change that was still necessary was
923 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.h (override_options): Conditionally disable
926 x86_sahf for 64bit targets only.
928 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
931 * c-decl.c (merge_decls): Don't call make_var_volatile.
932 * varasm.c (make_var_volatile): Remove.
933 * output.h (make_var_volatile): Remove.
935 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
937 PR tree-optimization/31085
938 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
940 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
942 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
943 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
944 ATTR_CONST_NOTHROW_LIST.
946 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
949 2007-03-08 Diego Novillo <dnovillo@redhat.com>
951 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
953 2007-03-08 Geoffrey Keating <geoffk@apple.com>
956 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
958 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
959 passed, use shared libgcc.
961 2007-03-08 Roger Sayle <roger@eyesopen.com>
963 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
964 instead of calling build2 with a GIMPLE_MODIFY_STMT.
965 (honor_protect_cleanup_actions, lower_try_finally_switch):
967 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
968 ifc_temp_var): Likewise.
969 * tree-inline.c (setup_one_parameter): Likewise.
970 * tree-mudflap.c (mf_decl_cache_locals,
971 mf_build_check_statement_for): Likewise.
972 * tree-nested.c (init_tmp_var, save_tmp_var,
973 finalize_nesting_tree_1): Likewise.
974 * tree-outof-ssa.c (insert_copy_on_edge,
975 insert_backedge_copies): Likewise.
976 * tree-profile.c (tree_gen_edge_profiler,
977 tree_gen_ic_profiler): Likewise.
978 * tree-scalar-evolution.c (scev_const_prop): Likewise.
979 * tree-sra.c (sra_build_assignment): Likewise.
980 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
981 * tree-ssa-math-opts.c (insert_reciprocals,
982 execute_cse_sincos_1): Likewise.
983 * tree-tailcall.c (adjust_accumulator_values,
984 adjust_return_value): Likewise.
985 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
986 * tree-vect-transform.c (vect_create_data_ref_ptr,
987 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
988 vect_create_epilog_for_reduction, vectorizable_reduction,
989 vectorizable_call, vectorizable_conversion,
990 vectorizable_assignment, vectorizable_operation,
991 vectorizable_type_demotion, vect_gen_widened_results_half,
992 vect_permute_store_chain, vectorizable_store,
993 vect_setup_realignment, vect_permute_load_chain,
994 vectorizable_load, vectorizable_condition,
995 vect_create_cond_for_align_checks): Likewise.
996 * tree-vrp.c (build_assert_expr_for): Likewise.
998 2007-03-08 Ian Lance Taylor <iant@google.com>
1000 * tree-vrp.c: Include "intl.h".
1001 (usable_range_p): New static function.
1002 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1003 overflowed values, juts set *strict_overflow_p.
1004 (compare_values): Only return -2 if one of the operands is not a
1006 (compare_ranges): Call usable_range_p.
1007 (compare_range_with_value): Likewise.
1008 (vrp_evaluate_conditional_warnv): Rename from
1009 vrp_evaluate_conditional. Make static. Change all callers.
1010 (vrp_evaluate_conditional): New function.
1011 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1013 (simplify_abs_using_ranges): Likewise.
1014 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1015 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1016 within_stmt parameter.
1017 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1018 vrp_evaluate_conditional.
1019 * tree-ssa-threadedge.c
1020 (record_temporary_equivalences_from_stmts_at_dest): Change
1021 simplify parameter to take a second tree parameter.
1022 (simplify_control_stmt_condition): Likewise.
1023 (thread_across_edge): Likewise.
1024 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1025 (thread_across_edge): Likewise.
1026 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1028 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.h (TARGET_SAHF): New define.
1031 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1032 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1033 (x86_sahf): New global variable.
1034 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1035 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1036 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1037 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1039 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1040 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1041 when expanding fcomi/sahf based tests.
1042 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1043 expanding sahf based alternative. Emit sahf based sequence when
1044 optimizing for code size.
1045 * config/i386/i386.md (x86_sahf_1): Do not disable for
1046 TARGET_64BIT, enable for TARGET_SAHF.
1048 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1050 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1051 spurious whitespace from error message.
1053 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1056 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1058 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1060 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1062 * tree-sra.c (instantiate_element): Propagate disabled warnings
1063 from the element itself to the created variable.
1065 2007-03-07 Richard Henderson <rth@redhat.com>
1068 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1069 silently fix up the stack in the case of a missing register.
1071 2007-03-07 Paul Brook <paul@codesourcery.com>
1073 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1075 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1077 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1079 (phase1_vrs): Use them.
1080 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1081 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1082 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1083 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1084 __gnu_Unwind_Restore_WMMXC if required.
1085 (_Unwind_VRS_Pop): Implement iWMMXt support.
1086 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1087 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1088 gnu_Unwind_Save_WMMXC): Define.
1090 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1092 * config/vxworks.h (vxworks_override_options): Declare.
1093 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1094 * config/vxworks.c: Include target.h and toplev.h.
1095 (vxworks_override_options): New function.
1096 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1098 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * config/s390/s390.c (override_options): Don't emit an error when
1101 -mstack-size is used without providing -mstack-guard.
1102 (s390_emit_prologue): Choose stack_guard value automatically if not
1103 provided via command line.
1104 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1106 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1108 * config/i386/i386.c (output_set_got): Add a GOT initialization
1109 sequence for VxWorks PIC.
1110 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1111 around labels as well as symbols. Use gotoff_operand instead
1112 of local_symbolic_operand.
1113 (legitimize_pic_address): Use gotoff_operand instead of
1114 local_symbolic_operand. Use @GOT accesses for labels as
1116 (ix86_output_addr_diff_elt): Use PC-relative rather than
1117 GP-relative offsets for VxWorks PIC.
1118 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1119 no_new_pseudos. Check whether the returned register is op0.
1120 * config/i386/i386.md (tablejump): Use PC-relative rather than
1121 GP-relative offsets for VxWorks PIC.
1122 * config/i386/predicates.md (gotoff_operand): New predicate.
1124 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1126 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1128 * config/vxworks-dummy.h: New file.
1129 * config/i386/i386.h: Include it.
1131 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1133 * dwarf2out.c (is_inlined_entry_point): New
1134 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1135 DW_AT_ranges if the first subblock is the entry point.
1137 2007-03-06 David Daney <ddaney@avtrex.com>
1139 * doc/install.texi (mips-*-*): Change recommended binutils
1142 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1144 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1145 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1147 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1148 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1150 2007-03-06 Jan Hubicka <jh@suse.cz>
1152 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1153 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1155 (probably_cold_bb_p): Cold functions are cold.
1156 (probably_never_executed_bb_p): Cold functions are cold.
1157 (tree_bb_level_predictions): Predict calls to cold functions as not
1159 (compute_function_frequency): Check hot/cold attributes.
1160 * function.h (function_frequency): Update comments.
1161 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1162 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1163 (c_common_att): Add cold and hot.
1165 * doc/extend.texi (hot,cold attributes): Document.
1167 2007-03-06 Andrew Haley <aph@redhat.com>
1169 * function.c (expand_function_end): Move blockage to just after we
1170 emit the label for the naked return from the function.
1172 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1174 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1177 2007-03-06 Jan Hubicka <jh@suse.cz>
1179 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1180 loaded for constant large models. Non-large 64bit PIC can do.
1181 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1182 * cmodel.h: Add LARGE PIC.
1183 * i386.md (UNSPEC_PLTOFF): New.
1184 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1186 (*call_1_rex64): Disable for large models.
1187 (*call_1_rex64_large): New.
1188 (*call_value_1_rex64): Disable for large models.
1189 (*call_value_1_rex64_large): New.
1190 (set_rip_rex4): New.
1191 (set_got_offset_rex64): New.
1192 * predicates.md (constant_call_address_operand): For large model
1193 constant calls are not possible.
1194 * i386-protos.h (construct_plt_address): Declare.
1195 * i386.c (override_options): Accept large models.
1196 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1197 (legitimate_constant_p): Add new UNSPECs.
1198 (legitimate_pic_operand_p): Likewise.
1199 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1200 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1202 (output_pic_addr_const): Add PLTOFF.
1203 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1204 (ix86_expand_move): Legitimize pic address when in PIC mode.
1205 (construct_plt_address): New function.
1206 (ix86_expand_call): Offload the address to register and use GOT pointer
1208 * invoke.texi (mcmodel=large): Update documentation.
1210 2007-03-06 Richard Henderson <rth@redhat.com>
1212 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1213 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1214 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1215 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1216 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1217 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1218 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1219 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1220 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1221 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1222 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1223 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1224 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1225 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1226 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1227 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1228 x86_schedule, x86_use_bt, x86_pad_returns,
1229 x86_use_xchgb): Merge into ...
1230 (ix86_tune_features): ... here. New array.
1231 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1232 x86_bswap): Merge into ...
1233 (ix86_arch_features): ... here. New array.
1234 (x86_3dnow_a): Remove.
1235 (x86_accumulate_outgoing_args): Make static.
1236 (x86_arch_always_fancy_math_387): Make static.
1237 (ix86_tune_mask, ix86_arch_mask): Move ...
1238 (override_options): ... to local variables here. Apply the
1239 appropriate mask to each element of ix86_arch_features and
1240 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1241 as were done in the old macros.
1242 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1243 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1244 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1245 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1246 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1247 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1248 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1249 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1250 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1251 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1252 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1253 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1254 x86_accumulate_outgoing_args, x86_prologue_using_move,
1255 x86_epilogue_using_move, x86_decompose_lea,
1256 x86_arch_always_fancy_math_387, x86_shift1,
1257 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1258 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1259 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1260 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1261 x86_use_incdec, x86_pad_returns, x86_bswap,
1262 x86_partial_flag_reg_stall): Remove.
1263 (enum ix86_tune_indices): New.
1264 (ix86_tune_features): New.
1265 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1266 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1267 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1268 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1269 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1270 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1271 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1272 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1273 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1274 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1275 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1276 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1277 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1278 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1279 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1280 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1281 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1282 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1283 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1284 TARGET_EXT_80387_CONSTANTS): Use it.
1285 (enum ix86_arch_indices): New.
1286 (ix86_arch_features): New.
1287 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1288 TARGET_BSWAP): Use it.
1289 (ix86_tune_mask, ix86_arch_mask): Remove.
1291 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1294 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1295 Define using $${sysroot_headers_suffix}.
1296 * configure: Regenerate.
1297 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1298 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1300 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1301 * gcc.c (print_sysroot_headers_suffix): New.
1302 (option_map): Include --print-sysroot-headers-suffix.
1303 (display_help): Mention -print-sysroot-headers-suffix.
1304 (process_command): Handle -print-sysroot-headers-suffix.
1305 (do_spec_1): Append multilib directory to include-fixed path if
1306 sysroot suffixes in use.
1307 (main): Handle -print-sysroot-headers-suffix.
1308 * Makefile.in (start.encap): Don't depend on xlimits.h
1309 (xlimits.h): Remove.
1310 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1311 limits.h for each multilib in fixinc_list.
1312 (fixinc_list, s-fixinc_list): New.
1313 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1314 generate them for each multilib in fixinc_list.
1315 (stmp-fixproto): Use include-fixed. Run fixproto for each
1316 multilib in fixinc_list.
1317 (mostlyclean): Don't remove xlimits.h.
1318 (clean): Remove include-fixed.
1319 (real-install-headers-tar, real-install-headers-cpio,
1320 real-install-headers-cp): Don't copy include, only include-fixed.
1321 (install-mkheaders): Depend on fixinc_list. Don't depend on
1322 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1323 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1324 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1326 2007-03-06 Jan Hubicka <jh@suse.cz>
1328 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1331 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1333 * configure.ac: Allow tm_file to contain build-directory files.
1334 * configure: Regenerate.
1335 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1336 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1337 * config/m68k/print-sysroot-suffix.sh: New file.
1339 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1341 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1342 of pic_offset_table_rtx if reload_completed.
1343 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1344 PIC_OFFSET_TABLE_REGNUM.
1345 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1347 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1348 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1350 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1352 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1353 functions that call eh_return.
1355 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1357 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1358 functions that need a constant pool.
1360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1363 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1364 (m68k_preferred_reload_class): Likewise.
1365 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1366 (SECONDARY_RELOAD_CLASS): Define.
1367 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1368 (LIMIT_RELOAD_CLASS): Delete.
1369 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1370 registers from storing bytes.
1371 (m68k_secondary_reload_class): New function.
1372 (m68k_preferred_reload_class): Likewise.
1374 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1376 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1378 (m68k_expand_prologue): Likewise.
1380 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1382 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1383 (mips_expand_epilogue): Add a bool parameter.
1384 (m68k_legitimize_sibcall_address): Declare.
1385 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1386 (m68k_expand_epilogue): Add a parameter to select between sibling
1387 and normal epilogues. Only generate a return for the latter.
1388 (m68k_ok_for_sibcall_p): New function.
1389 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1390 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1391 (sibcall_value, *sibcall_value): Likewise.
1392 (*call, *call_value): Require !SIBLING_CALL_P.
1393 (epilogue): Update call to m68k_expand_epilogue.
1394 (sibcall_epilogue): New pattern.
1395 * config/m68k/predicates.md (const_call_operand): Say that this
1396 predicate applies to sibling calls too.
1397 (sibcall_operand): New predicate.
1399 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1401 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1402 alternatives as movsi_cf.
1403 (movsf_cf_hard): Add commentary.
1405 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1406 Richard Sandiford <richard@codesourcery.com>
1408 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1409 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1410 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1411 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1412 as being live on exit from an interrupt function.
1413 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1414 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1415 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1416 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1417 (m68k_interrupt_function_p): Globalize.
1418 (m68k_compute_frame_layout): Remove reverse mask code.
1419 (m68k_emit_movem, m68k_set_frame_related): New functions.
1420 (m68k_output_function_prologue): Delete in favor of...
1421 (m68k_expand_prologue): ...this new function.
1422 (m68k_output_function_epilogue): Delete in favor of...
1423 (m68k_expand_epilogue): ...this new function.
1424 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1426 (print_operand): Handle %?.
1427 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1428 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1429 (prologue, epilogue): New patterns.
1430 (return): Turn into a define_expand.
1431 (*return): New pattern, derived from old "return" pattern. Use rte
1432 rather than rts for interrupt functions. Only use rtd if the pop
1434 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1435 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1436 (link, *link, unlink, *unlink, load_got): Likewise.
1438 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1442 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1443 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1444 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1445 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1446 and m68k_matches_u_p.
1447 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1448 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1449 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1450 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1451 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1452 (REG_STRICT_P): New macro.
1453 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1454 PCREL_GENERAL_OPERAND_OK.
1455 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1456 m68k_legitimate_base_reg_p.
1457 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1458 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1459 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1460 * config/m68k/m68k.c (m68k_address): New structure.
1461 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1462 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1463 (m68k_jump_table_ref_p, m68k_decompose_address)
1464 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1465 (m68k_matches_u_p): New functions.
1466 (print_operand_address): Rewrite to use m68k_decompose_index.
1468 2007-03-05 David Taylor <dtaylor@emc.com>
1470 * gcc.c: Correct copyright date in --version output.
1472 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1474 * pa.md: In unamed move patterns, disparge copies between general
1475 and floating point registers using '?' modifier. Don't include 'f'
1476 constraint for register preferences in DImode, SImode, HImode and
1477 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1478 Remove constraints for copies between general and floating registers
1479 in soft-float DFmode pattern.
1480 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1484 2007-03-05 Mike Stump <mrs@apple.com>
1486 * c-common.c (targetcm): Add.
1487 * c-opts.c (c_common_handle_option): Handle language specific
1489 * opts.c (handle_option): Verify language for target options, if
1491 * opth-gen.awk: Add CL_LANG_ALL.
1492 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1493 (TARGETCM_INITIALIZER): Add.
1494 * target.h (struct gcc_targetcm): Add.
1496 * targhooks.c (default_handle_c_option): Add.
1497 * targhooks.h (default_handle_c_option): Add.
1498 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1500 * config/darwin.opt (iframework): Add.
1501 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1502 * config/darwin-c.c (handle_c_option): Add.
1503 (TARGET_HANDLE_C_OPTION): Add.
1505 * doc/invoke.texi (Darwin Options): Add -iframework.
1507 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1509 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1512 2007-03-05 Ian Lance Taylor <iant@google.com>
1514 * c.opt (fgnu89-inline): New option.
1515 * c-opts.c (c_common_post_options): Set default value for
1517 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1518 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1520 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1521 (grokdeclarator, start_function): Likewise.
1522 * c-cppbuiltin.c (c_cpp_builtins): Define either
1523 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1524 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1525 (C Dialect Options): Document -fgnu89-inline.
1526 * doc/extend.texi (Function Attributes): Explain what the
1527 gnu_inline attribute does.
1528 * doc/cpp.texi (Common Predefined Macros): Document
1529 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1531 2007-03-05 Ian Lance Taylor <iant@google.com>
1533 PR tree-optimization/31034
1534 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1535 half-range if the other side is an overflow infinity.
1537 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1539 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1540 (bfin*-linux-uclibc*): New configuration.
1541 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1543 * config/bfin/linux.h: New file.
1544 * config/bfin/libgcc-bfin.ver: New file.
1545 * config/bfin/t-bfin-uclinux: New file.
1546 * config/bfin/t-bfin-linux: New file.
1547 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1548 (TARGET_OS_CPP_BUILTINS): New macro.
1550 2007-03-05 Richard Guenther <rguenther@suse.de>
1552 * fold-const.c (fold_binary): Remove duplicate folding
1553 of comparison of non-null ADDR_EXPR against null.
1555 2007-03-05 Richard Guenther <rguenther@suse.de>
1556 Dorit Nuzman <dorit@il.ibm.com>
1558 PR tree-optimization/26420
1559 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1560 are no loops in the function. Only print the number of
1561 vectorized loops if it is greater than zero or we are supposed
1562 to print information about unvectorized loops.
1564 2007-03-05 Revital Eres <eres@il.ibm.com>
1566 * gcc.dg/var-expand1.c: New test.
1567 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1568 when an accumulator is expanded.
1570 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1573 * c-common.c (convert_and_check): Don't give warnings for
1574 conversion if 'expr' already overflowed.
1576 2007-03-04 Roger Sayle <roger@eyesopen.com>
1579 * fold-const.c (fold_comparison): Enforce type consistency when
1580 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1582 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1584 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1585 containing a cast to the base of TARGET_MEM_REF.
1587 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1589 * tree.c (tree_contains_struct_check_failed): Remove spurious
1590 whitespace from error message.
1592 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1595 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1596 instead of precision.
1598 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1599 Nathan Sidwell <nathan@codesourcery.com>
1601 * emit-rtl.c (find_auto_inc): New.
1602 (try_split): recreate REG_INC notes,
1603 Use regular for loops rather than whiles.
1605 2007-03-03 Andreas Schwab <schwab@suse.de>
1607 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1608 * configure: Regenerate.
1610 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1613 flag_rounding_math, not flag_unsafe_math_optimizations.
1615 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1617 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1618 alpha_fold_vector_minmax): Likewise.
1619 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1620 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1622 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1624 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1625 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1626 if the lhs has side-effects.
1627 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1629 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.h (TUNEMASK): Remove define.
1632 (ARCHMASK): Remove define.
1633 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1634 Use ix86_arch_mask variable instead of ARCHMASK.
1635 * config/i386/i386.c (override_options): Ditto.
1636 (standard_80387_constant_p): Ditto.
1638 2007-03-02 Ian Lance Taylor <iant@google.com>
1640 Used signed infinities in VRP.
1641 * tree-vrp.c (uses_overflow_infinity): New static function.
1642 (supports_overflow_infinity): New static function.
1643 (make_overflow_infinity): New static function.
1644 (negative_overflow_infinity): New static function.
1645 (positive_overflow_infinity): New static function.
1646 (is_negative_overflow_infinity): New static function.
1647 (is_positive_overflow_infinity): New static function.
1648 (is_overflow_infinity): New static function.
1649 (overflow_infinity_range_p): New static function.
1650 (compare_values_warnv): New function split out of compare_values.
1651 (compare_value): Call it.
1652 (set_value_range_to_nonnegative): Add overflow_infinity
1653 parameter. Change caller.
1654 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1656 (vrp_expr_computes_nonzero): Likewise.
1657 (compare_ranges, compare_range_with_value): Likewise.
1658 (compare_name_with_value, compare_names): Likewise.
1659 (vrp_evaluate_conditional): Likewise.
1660 (set_value_range): Handle infinity
1661 (vrp_operand_equal_p, operand_less_p): Likewise.
1662 (extract_range_from_assert): Likewise.
1663 (vrp_int_const_binop): Likewise.
1664 (extract_range_from_binary_expr): Likewise.
1665 (extract_range_from_unary_expr): Likewise.
1666 (extract_range_from_comparison): Likewise.
1667 (extract_range_from_expr): Likewise.
1668 (dump_value_range): Likewise.
1669 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1670 (test_for_singularity): Likewise.
1671 (vrp_int_const_binop): Remove inline qualifier.
1672 (adjust_range_with_scev): Add comment.
1673 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1675 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1677 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1678 (get_constraint_for): Likewise.
1679 (do_structure_copy): Likewise.
1680 (find_func_aliases): Fix references to MODIFY_EXPR.
1681 (intra_create_variable_infos): Tidy.
1682 * tree-ssa-operands.c (add_virtual_operand): Add argument
1684 When adding members of alias sets, if IS_CALL_SITE is true and
1685 the symbol is not call-clobbered, skip it.
1688 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1690 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1691 entry by means of emit_insn_at_entry.
1693 2007-03-02 Richard Henderson <rth@redhat.com>
1695 * expr.h (promoted_input_arg): Remove decl.
1696 * function.c (promoted_input_arg): Merge into ...
1697 * combine.c (setup_incoming_promotions): ... only caller.
1698 Rearrange to avoid double loop.
1700 2007-03-02 Ben Elliston <bje@au.ibm.com>
1701 Peter Bergner <bergner@vnet.ibm.com>
1702 Janis Johnson <janis187@us.ibm.com>
1704 * config/rs6000/dfp.md: New file.
1705 * config/rs6000/rs6000.md: Include dfp.md.
1706 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1707 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1708 and TDmode decimal float modes in FP registers.
1709 (num_insns_constant): Likewise.
1710 (rs6000_legitimate_offset_address_p): Likewise.
1711 (rs6000_legitimize_address): Likewise.
1712 (rs6000_legitimize_reload_address): Likewise.
1713 (rs6000_legitimate_address): Likewise.
1714 (rs6000_emit_move): Likewise.
1715 (function_arg_boundary): Likewise.
1716 (function_arg_advance): Likewise.
1717 (rs6000_darwin64_record_arg_recurse): Likewise.
1718 (function_arg): Likewise.
1719 (rs6000_gimplify_va_arg): Likewise.
1720 (rs6000_split_multireg_move): Likewise.
1721 (rs6000_output_function_epilogue): Likewise.
1722 (rs6000_output_function_epilogue): Likewise.
1723 (rs6000_register_move_cost): Likewise.
1724 (rs6000_function_value): Likewise.
1725 (rs6000_libcall_value): Likewise.
1727 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1729 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1731 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1733 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1734 Use $MULTIDIR to choose between the kernel and RTP headers,
1735 and use $WIND_BASE and $WIND_USR to locate them.
1737 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.c (override_options): Put initialization of
1740 ix86_tune_mask and ix86_arch_mask to the correct place.
1742 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1743 Michael Meissner <michael.meissner@amd.com>
1746 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1748 (TARGET_CMOVE): Use ARCHMASK.
1749 (TARGET_CMPXCHG): Ditto.
1750 (TARGET_CMPXCHG8B): Ditto.
1751 (TARGET_XADD): Ditto.
1752 (TARGET_BSWAP): Ditto.
1753 * config/i386/i386.c (ix86_tune_mask): New global variable.
1754 (ix86_arch_mask): Ditto.
1755 (override_options): Initialize ix86_tune_mask and
1756 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1759 2007-03-02 Ben Elliston <bje@au.ibm.com>
1762 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1764 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1766 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1767 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1768 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1769 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1771 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1772 rs6000_init_dwarf_reg_sizes_extra): New.
1773 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1774 SPE register high parts.
1776 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1778 * Makefile.in: Add install-pdf target as
1779 copied from automake v1.10 rules.
1780 * configure.ac: Add install-pdf to target list.
1781 * configure: Regenerate.
1783 2007-03-01 Paul Brook <paul@codesourcery.com>
1785 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1786 modes to LDRD for DImode.
1787 (output_move_double): Fixup out of range ldrd/strd.
1788 (vfp_secondary_reload_class): Rename...
1789 (coproc_secondary_reload_class): ... to this. Add wb argument.
1790 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1791 coproc_secondary_reload_class for CLASS_IWMMXT.
1792 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1793 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1795 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1797 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1798 factor by the estimated number of iterations.
1799 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1802 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1803 decode_caches_intel, detect_caches_intel): New functions.
1804 (host_detect_local_cpu): Use detect_caches_amd and
1805 detect_caches_intel.
1807 2007-03-01 Richard Henderson <rth@redhat.com>
1809 * expr.c (emit_move_complex_push): Export.
1810 (emit_move_complex_parts): Split out from ...
1811 (emit_move_complex): ... here.
1812 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1813 * config/i386/i386.md (movcdi): New.
1815 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1818 size of mode1 to check for tieable modes in MMX case.
1820 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1822 * Makefile.in (rtlanal.o): Depend on tree.h.
1823 * rtl.h (offset_within_section_p, split_const): Declare.
1824 * rtlanal.c: Include tree.h.
1825 (offset_within_block_p): New function, taken from
1826 mips_offset_within_object_p.
1827 (split_const): New function, taken from mips_split_const.
1828 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1830 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1831 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1832 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1833 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1834 (m68k_illegitimate_symbolic_constant_p): New function.
1835 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1836 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1837 symbolic constant that might be outside the symbol's section,
1838 move the symbol first and then add the offset.
1839 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1841 * config/mips/mips.c (mips_split_const): Delete.
1842 (mips_offset_within_object_p): Delete.
1843 (mips_symbolic_constant_p): Use offset_within_section_p and
1844 split_const instead of mips_offset_within_object_p and
1846 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1847 (mips_legitimize_const_move, print_operand_reloc)
1848 (mips_dangerous_for_la25_p): Use split_const instead of
1851 2007-02-28 Eric Christopher <echristo@apple.com>
1853 * Makefile.in (install-include-dir): Don't rm -rf include.
1855 2007-02-28 Richard Guenther <rguenther@suse.de>
1858 * fold-const.c (fold_binary): Do not associate expressions
1859 with more than one variable for integer types that do not wrap.
1861 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1863 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1864 Delete, and replace with...
1865 (fold_builtin_call_array): This. Update callers to use it.
1866 * fold-const.c (fold_build_call_list): Delete, and replace with...
1867 (fold_build_call_array): This.
1868 (fold_build_call_list_initializer): Delete, and replace with...
1869 (fold_build_call_array_initializer): This.
1870 * tree.h: Update declarations to reflect above changes.
1872 * c-typeck.c (build_function_call): Store converted arguments
1873 in a stack-allocated array instead of building a list.
1874 (convert_arguments): Store arguments in the array passed in as an
1875 argument, and return the actual number of arguments.
1876 * c-format.c: (check_function_format): Pass arguments in an
1877 array instead of a list.
1878 * c-common.c (check_function_nonnull): Likewise.
1879 (check_function_sentinel): Likewise.
1880 (check_function_arguments): Likewise.
1881 * c-common.h: Update declarations to reflect above changes.
1883 2007-02-28 Jan Hubicka <jh@suse.cz>
1885 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1886 PRED_NEGATIVE_RETURN): Update outcomes.
1888 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1890 * calls.c (emit_library_call_value_1): Handle partial registers
1891 correctly when building up CALL_INSN_FUNCTION_USAGE.
1893 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1895 * pa/predicates.md (move_src_operand): Allow zero for mode.
1896 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1899 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1903 *movv2df_internal): Enable pattern only for valid operand
1905 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1906 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1908 2007-02-27 Mike Stump <mrs@apple.com>
1910 * config/darwin-crt3.c: Avoid compilation when compiling for a
1913 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1915 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1917 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1918 for fixed headers and limits.h.
1919 (install-include-dir, install-headers-tar, install-headers-cpio,
1920 install-headers-cp, real-install-headers-tar,
1921 real-install-headers-cpio, real-install-headers-cp): Handle
1922 include-fixed as well as include.
1923 (install-mkheaders): Don't install files that go only in include
1925 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1926 from GCC_INCLUDE_DIR.
1927 * gcc.c (process_command): Remove special -BstageN/ handling.
1928 (do_spec_1): Add include-fixed directories.
1930 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1932 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1934 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1936 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1939 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1941 * c-common.c (get_priority): Add check for
1942 SUPPORTS_INIT_PRIORITY.
1944 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1946 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1948 * config/bfin/bfin.c: Include "cfglayout.h".
1949 (MAX_LSETUP_DISTANCE): New macro.
1950 (struct loop_info): New members incoming, incoming_src and
1951 incoming_dest. Delete member predecessor.
1952 (length_for_loop): New function.
1953 (bfin_optimize_loop): Handle more different loop structures.
1954 (bfin_discover_loop): Rework detection of predecessor blocks by
1955 examining incoming edges.
1956 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1958 (bfin_reorder_loops): New function.
1959 (bfin_reorg_loops): Use these three new functions.
1961 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1962 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1963 (CONSTRAINT_LEN): Add entry for 'q'.
1964 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1965 Add 'q' constraints.
1966 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1967 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1969 * config/bfin/bfin.md (add_with_carry): New pattern.
1970 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1971 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1972 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1973 support unsigned multiplies too. Removed incorrect commutativity from
1974 operand 1 constraint where appropriate.
1975 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1977 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1978 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1980 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1981 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1982 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1983 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1984 usmulhisi_hh_huh): New patterns.
1986 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1987 lshifthi3): Fix output template to use half reg for operand 2.
1989 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1992 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1994 2007-02-27 Andreas Schwab <schwab@suse.de>
1996 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1998 2007-02-27 Jan Hubicka <jh@suse.cz>
2000 * predict.c (last_basic_block_p): Remove.
2001 (tree_estimate_probability): Update return heuristic for commonized
2004 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2006 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2008 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2010 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2011 * doc/cpp.texi: Standardize title page.
2012 * doc/cppinternals.texi: Likewise.
2013 * doc/gcc.texi: Standardize title page, remove version number
2014 from copyright page.
2015 * doc/gccint.texi: Likewise.
2016 * doc/install.texi: Standardize title page, add table of
2019 2007-02-26 Jan Hubicka <jh@suse.cz>
2021 * predict.def: Set outcomes according to more recent results.
2022 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2023 Remove dead predictors.
2024 * predict.c (return_prediction): Fix pasto.
2026 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2028 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2029 change; avoid a memory leak when returning early.
2031 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2033 * c-decl.c (static_ctors): Move to c-common.c.
2034 (static_dtors): Likewise.
2035 (finish_function): Use c_record_cdtor_fn.
2036 (build_cdtor): Move to c-common.c.
2037 (c_write_global_declarations): Use c_build_cdtor_fns.
2038 * c-common.h (static_ctors): Declare.
2039 (static_dtors): Likewise.
2040 (c_record_cdtor_fn): Likewise.
2041 (c_build_cdtor_fns): Likewise.
2042 * c-common.c (static_ctors): New variable.
2043 (static_dtors): Likewise.
2044 (c_record_cdtor_fn): New function.
2045 (build_cdtor): Move from c-decl.c
2046 (c_build_cdtor_fns): New function.
2048 * output.h (assemble_addr_to_section): Declare.
2049 (get_cdtor_priority_section): Likewise.
2050 * varasm.c (assemble_addr_to_section): New function.
2051 (get_cdtor_priority_section): Likewise.
2052 (default_named_section_asm_out_destructor): Use them.
2053 (destor_dtor_section_asm_out_destructor): Likewise.
2054 (default_named_section_asm_out_constructor): Likewise.
2055 (default_ctor_section_asm_out_constructor): Likewise.
2056 * config.gcc (*-*-vxworks*): Include vxworks.o.
2057 * config/t-vxworks (vxworks.o): New target.
2058 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2059 (TARGET_ASM_CONSTRUCTOR): Define.
2060 (TARGET_ASM_DESTRUCTOR): Likewise.
2061 (vxworks_asm_out_constructor): Declare.
2062 (vxworks_asm_out_destructor): Likewise.
2064 * c-common.c (get_priority): Check that we have not just an
2065 INTEGER_CST, but an integer constant with integeral type.
2067 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2069 PR tree-optimization/30938
2070 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2071 use &dt[nargs-1] instead of &dt[nargs] in the call to
2072 vect_is_simple_use().
2074 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2076 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2077 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2078 Do not attempt to handle MEM inside auto-inc expressions.
2079 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2080 of a register modified by an auto-inc expression. However, do handle
2081 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2082 (elimination_effects): Prohibit elimination of a register modified
2083 by an auto-inc expression. Disable register elimination rules whose
2084 target register is modified by an auto-inc expression with variable
2087 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2089 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2091 (array_at_struct_end_p): New function.
2092 (idx_infer_loop_bounds): Use it.
2093 (estimate_numbers_of_iterations_loop): Export.
2094 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2095 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2096 (tree_estimate_probability): Call record_loop_exits.
2097 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2098 (estimated_loop_iterations, estimated_loop_iterations_int,
2099 estimated_loop_iterations_tree): New functions.
2100 (analyze_siv_subscript_cst_affine,
2101 compute_overlap_steps_for_affine_1_2,
2102 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2103 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2104 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2105 (PRED_LOOP_ITERATIONS_GUESSED): New.
2106 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2107 * cfgloop.h (estimate_numbers_of_iterations_loop,
2108 estimated_loop_iterations_int): Declare.
2110 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2112 * doc/extend.texi: Document optional priority argument to
2113 constructors and destructors.
2114 * tree.c (init_priority_for_decl): Adjust GTY markers.
2115 (init_ttree): Use priority-info hash functions for
2116 init_priority_for_decl.
2117 (tree_map_eq): Rename to ...
2118 (tree_map_base_eq): ... this.
2119 (tree_map_marked_p): Rename to ...
2120 (tree_map_base_marked_p): ... this.
2121 (tree_map_base_hash): New function.
2122 (decl_init_priority_lookup): Rework.
2123 (decl_fini_priority_lookup): New function.
2124 (decl_priority_info): New function.
2125 (decl_init_priority_insert): Use it.
2126 (decl_fini_priority_insert): Likewise.
2127 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2129 (decl_restrict_base_insert): Likewise.
2130 (decl_debug_expr_insert): Likewise.
2131 (decl_value_expr_lookup): Likewise.
2132 (decl_value_expr_insert): Likewise.
2133 * tree.h (priority_type): New type.
2134 (decl_init_priority_lookup): Use priority_type.
2135 (decl_fini_priority_lookup): New function.
2136 (decl_init_priority_insert): Use priority_type.
2137 (decl_fini_priority_insert): New function.
2138 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2139 (DECL_INIT_PRIORITY): Likewise.
2140 (SET_DECL_INIT_PRIORITY): Add comment.
2141 (DECL_FINI_PRIORITY): New macro.
2142 (SET_DECL_FINI_PRIORITY): Likewise.
2143 (DEFAULT_INIT_PRIORITY): Document.
2144 (MAX_INIT_PRIORITY): Likewise.
2145 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2146 (tree_map_base): New type.
2147 (tree_map_base_eq): New function.
2148 (tree_map_base_hash): Likewise.
2149 (tree_map_base_marked_p): Likewise.
2150 (tree_map): Inherit from tree_map_base.
2151 (tree_map_eq): Make it a macro.
2152 (tree_map_marked_p): Likewise.
2153 (tree_int_map): Inherit from tree_map_base.
2154 (tree_int_map_eq): Make it a macro.
2155 (tree_int_map_hash): Likewise.
2156 (tree_int_map_marked_p): Likewise.
2157 (tree_priority_map): New type.
2158 (tree_priority_map_eq): New macro.
2159 (tree_priority_map_hash): Likewise.
2160 (tree_priority_map_marked_p): Likewise.
2161 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2163 (emutls_common_1): Likewise.
2164 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2165 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2166 of tree_map hierarchy.
2167 * tree-cfg.c (move_stmt_r): Likewise.
2168 (new_label_mapper): Likewise.
2169 * c-tree.h (c_expand_body): Move to ...
2170 * c-common.h (c_expand_body): ... here.
2171 * c-decl.c (c_expand_body): Move to ...
2172 * c-common.c (c_expand_body): ... here.
2173 (c_common_attribute_table): Allow 1 argument for the constructor
2174 and destructor attributes.
2175 (get_priority): New function.
2176 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2177 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2179 2007-02-24 Jan Hubicka <jh@suse.cz>
2182 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2184 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2185 Jan Hubicka <jh@suse.cz>
2188 * i386.c (counter_mode): New function.
2189 (expand_set_or_movmem_via_loop): Use it.
2190 (expand_movmem_epilogue): Likewise; fix pasto.
2191 (ix86_expand_movmem): Do emit guard even for constant counts.
2192 (ix86_expand_setmem): Likewise.
2194 2007-02-25 Nick Clifton <nickc@redhat.com>
2196 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2197 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2199 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2203 count argument with 0x10, not with 0x16.
2204 (expand_setmem_epilogue): Ditto.
2206 2007-02-24 Mike Stump <mrs@apple.com>
2208 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2211 2007-02-24 Richard Guenther <rguenther@suse.de>
2214 * fold-const.c (fold_binary): Fold x +- CST op x for
2215 EQ_EXPR and NE_EXPR.
2217 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2219 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2221 2007-02-24 Jan Hubicka <jh@suse.cz>
2223 * cgraphunit.c (decide_is_function_needed): Honor
2224 -fkeep-inline-functions.
2226 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2228 * builtins.c (fold_builtin_modf): New.
2229 (fold_builtin_2): Use it.
2231 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2233 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2234 (determine_max_iter): Take additional LOOP arg; all callers changed.
2235 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2236 one using simplifications.
2237 (simplify_using_initial_values): Return if the expression becomes
2238 invalid due to altered regs.
2240 2007-02-23 DJ Delorie <dj@redhat.com>
2242 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2244 2007-02-23 Mike Stump <mrs@apple.com>
2246 * tlink.c (scan_linker_output): Parse linker messages from
2247 darwin9's linker better.
2249 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2252 * varpool.c (varpool_assemble_pending_decls): Set
2253 varpool_last_needed_node to null.
2255 2007-02-23 DJ Delorie <dj@redhat.com>
2257 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2258 alignment bigger than the object file can handle.
2260 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2264 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2265 (*movsf_1): Penalize MMX moves.
2267 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2269 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2270 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2272 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2274 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2276 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2277 (fold_builtin_1): Use them.
2278 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2279 BUILT_IN_SIGNIFICAND.
2281 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/i386/i386.c (bdesc_1arg): Initialize
2284 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2285 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2286 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2287 and IX86_BUILTIN_MOVSLDUP.
2289 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2291 PR rtl-optimization/30841
2292 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2294 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2296 * builtins.c (fold_builtin_frexp): New.
2297 (fold_builtin_2): Use it.
2299 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2301 * doc/invoke.texi (Spec Files): Document getenv spec function.
2303 * gcc.c (getenv_spec_function): New function.
2304 (static_spec_functions): Add it.
2305 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2306 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2309 2007-02-22 Michael Matz <matz@suse.de
2312 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2313 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2315 2007-02-22 Ian Lance Taylor <iant@google.com>
2318 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2319 (mem_loc_descriptor): Call it.
2321 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2322 Ira Rosen <irar@il.ibm.com>
2324 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2326 2007-02-22 Ira Rosen <irar@il.ibm.com>
2328 PR tree-optimization/30843
2329 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2330 stores only after all the group is vectorized.
2332 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2334 PR tree-optimization/30858
2335 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2336 in the reduction cycle have a single use in the loop.
2337 * tree-vectorizer.h (relevant): Add documentation.
2339 2007-02-20 Mike Stump <mrs@apple.com>
2341 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2342 * configure: Regenerate.
2344 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2346 Change the defaults of some parameters and options.
2347 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2348 * config/spu/spu.c (spu_optimization_options): Add.
2349 (spu_override_options): Change params in spu_optimization_options.
2350 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2352 Register 127 is only 16 byte aligned when used as a frame pointer.
2353 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2354 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2355 HARD_FRAME_POINTER_REGNUM.
2356 (spu_legitimate_address): Use regno_aligned_for_reload.
2357 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2358 aligned when frame_pointer_needed is true.
2359 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2361 * config/spu/spu.h (INIT_EXPANDERS): Define.
2363 Make sure shift and rotate instructions have valid immediate operands.
2364 * config/spu/predicates.md (spu_shift_operand): Remove.
2365 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2366 * config/spu/constraints.md (W, O): Extend range.
2367 * config/spu/spu.md (umask, nmask): Define.
2368 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2369 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2370 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2371 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2372 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2373 (lshr<mode>3_reg): Fix rtl description.
2375 Make sure mulhisi immediate operands are valid.
2376 * config/spu/predicates.md (imm_K_operand): Add.
2377 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2379 Generate constants using fsmbi and andi.
2380 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2381 (print_operand, spu_split_immediate, classify_immediate,
2382 fsmbi_const_p): Handle IC_FSMBI2.
2384 Correctly handle a CONST_VECTOR containing symbols.
2385 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2386 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2387 (immediate_load_p): Allow symbols that use 2 instructions to create.
2388 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2389 with symbols when flag_pic is set.
2390 (const_vector_immediate_p): New.
2391 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2392 accept a CONST_VECTOR with symbols.
2393 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2394 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2396 * config/spu/spu.md (high, low): Delete.
2397 (low_<mode>): Define.
2399 Remove INTRmode and INTR_REGNUM, which didn't work.
2400 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2402 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2403 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2404 peephole2 pattern): Don't use INTR or 131.
2405 (movintrcc): Delete.
2406 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2407 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2408 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2409 (UNSPEC_SET_INTR): Add.
2410 * config/spu/spu-modes.def (INTR): Remove.
2412 More accurate warnings about run-time relocations.
2413 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2415 Correctly warn about immediate arguments to specific intrinsics.
2416 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2417 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2418 the instruction predicate.
2420 Fix tree check errors with latest update.
2421 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2423 (spu_expand_builtin): Use CALL_EXPR_FN.
2425 Add missing specific intrinsics.
2426 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2428 * config/spu/spu_internals.h: Ditto.
2430 Fix incorrect operand modifiers.
2431 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2432 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2434 Optimize one case of zero_extend of a vec_select.
2435 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2437 Accept any immediate for hbr.
2438 * config/spu/spu.md (hbr): Change s constraints to i.
2440 2007-02-21 Paul Brook <paul@codesourcery.com>
2442 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2443 condexec_count when skipping USE and CLOBBER.
2445 2007-02-21 Nick Clifton <nickc@redhat.com>
2447 * common.opt (Warray-bounds): Add Warning attribute.
2448 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2450 (fsized-zeroes): Add Optimization attribute.
2451 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2452 * c.opt (Wc++0x-compat): Add Warning attribute.
2454 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2457 * reload1.c (eliminate_regs_in_insn): In the single_set special
2458 case, attempt to re-recognize the insn before falling back to
2459 having reload fix it up.
2461 2007-02-20 Eric Christopher <echristo@gmail.com>
2463 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2464 Rewrite accordingly.
2465 (frv_read_iacc_argument): Ditto.
2466 (frv_expand_set_builtin): Take a call instead of arglist, update for
2468 (frv_expand_unop_builtin): Ditto.
2469 (frv_expand_binop_builtin): Ditto.
2470 (frv_expand_cut_builtin): Ditto.
2471 (frv_expand_binopimm_builtin): Ditto.
2472 (frv_expand_voidbinop_builtin): Ditto.
2473 (frv_expand_int_void2arg): Ditto.
2474 (frv_expand_prefetches): Ditto.
2475 (frv_expand_voidtriop_builtin): Ditto.
2476 (frv_expand_voidaccop_builtin): Ditto.
2477 (frv_expand_load_builtin): Ditto.
2478 (frv_expand_store_builtin): Ditto.
2479 (frv_expand_mdpackh_builtin): Ditto.
2480 (frv_expand_mclracc_builtin): Ditto.
2481 (frv_expand_mrdacc_builtin): Ditto.
2482 (frv_expand_mwtacc_builtin): Ditto.
2483 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2486 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2488 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2489 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2491 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2493 * configure: Regenerate.
2494 * config.in: Regenerate.
2495 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2496 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2497 masks to power6 and power6x and to POWERPC_MASKS.
2498 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2500 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2501 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2502 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2503 Access PROTOTYPE as variable, not mask.
2505 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2507 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2508 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2509 * combine.c (adjust_for_new_dest): Use it.
2510 * postreload.c (reload_combine): Likewise.
2512 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2514 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2515 notes on an insn with multiple sets, even if single_set returns
2516 non-NULL for that insn.
2518 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2523 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2525 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2526 if user didn't pass it.
2527 * config/i386/darwin.h (CC1_SPEC): Likewise.
2528 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2529 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2530 -mmacosx-version-min.
2532 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 Uros Bizjak <ubizjak@gmail.com>
2535 * optabs.h (enum optab_index): Add new OTI_scalb.
2536 (scalb_optab): Define corresponding macro.
2537 * optabs.c (init_optabs): Initialize scalb_optab.
2538 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2540 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2541 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2542 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2543 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2544 flag_unsafe_math_optimizations is set.
2546 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2547 to implement scalbf, scalb and scalbl built-ins as inline x87
2550 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2551 DJ Delorie <dj@redhat.com>
2554 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2555 (diagnostic_report_diagnostic): ... here, and turn them into real
2556 errors. If warnings are inhibited, no need to do anything.
2558 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2561 better code generation.
2563 2007-02-20 Ben Elliston <bje@au.ibm.com>
2565 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2567 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2569 * config/alpha/alpha.c, config/alpha/alpha.md,
2570 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2571 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2572 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2573 config/arm/lib1funcs.asm: Follow spelling conventions.
2575 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2576 config/fr30/fr30.md, config/i386/i386.h,
2577 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2578 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2579 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2580 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2581 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2582 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2583 config/sparc/sparc.c, config/sparc/sparc.h,
2584 config/sparc/sparc.md, config/spu/constraints.md,
2585 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2588 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2591 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2594 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2596 * doc/invoke.texi (-ftree-lrs): Remove.
2598 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2600 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2603 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2605 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2606 new CALL_EXPR_FN macro for retrieving the function
2607 declaration of the input expression.
2609 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2611 * c.opt (Waddress): New.
2612 * common.opt (Walways-true): Delete.
2613 (Wstring-literal-comparison): Delete.
2614 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2615 -Wstring-literal-comparison. Add -Waddress.
2617 (Walways-true): Delete.
2618 (Wstring-literal-comparison): Delete.
2619 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2620 consistently instead of -Walways-true in example.
2621 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2622 * c-typeck.c (parser_build_binary_op): Replace
2623 -Wstring-literal-comparison and -Walways-true with -Waddress.
2624 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2627 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2629 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2630 without DECL_STRUCT_FUNCTION initialized.
2632 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2634 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2635 due to calls to functions taking pointers as parameters.
2637 2007-02-19 Richard Henderson <rth@redhat.com>
2640 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2643 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2645 * config/s390/s390.c (s390_call_saved_register_used,
2646 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2647 accessed to the new scheme.
2649 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2651 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2652 (cris_print_index, cris_print_operand, cris_print_operand_address)
2653 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2654 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2655 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2657 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2658 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2659 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2660 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2661 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2662 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2663 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2664 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2665 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2666 (uminsi3, call, call_value): Ditto.
2667 (define_split: indir_to_reg_split, unnamed): Ditto.
2669 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2671 PR tree-optimization/30975
2672 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2675 2007-02-18 Eric Christopher <echristo@gmail.com>
2677 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2678 Remove use of arglist.
2679 (mips_expand_builtin): Remove use of arglist, pass in expr.
2680 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2681 (mips_expand_builtin_movtf): Ditto.
2682 (mips_expand_builtin_compare): Ditto.
2684 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2686 * tree-sra.c (sra_build_assignment): Replace assertion
2687 checking with a comment explaining why it can't be done.
2689 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2692 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2693 during CALL_EXPR representation conversion.
2694 * tree-ssa-propagate.c (set_rhs): Likewise.
2696 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2698 * tree-sra.c (sra_build_assignment): Disable assertion checking
2701 2007-02-18 Roger Sayle <roger@eyesopen.com>
2703 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2704 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2705 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2707 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2708 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2709 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2710 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2711 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2712 force_gimple_operand): Likewise.
2713 * ipa-cp.c (constant_val_insert): Likewise.
2714 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2715 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2716 perfect_nestify): Likewise.
2717 * langhooks.c (lhd_omp_assignment): Likewise.
2718 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2719 lower_copyprivate_clauses, lower_send_clauses,
2720 lower_send_shared_vars, expand_parallel_call,
2721 expand_omp_for_generic, expand_omp_for_static_nochunk,
2722 expand_omp_for_static_chunk, expand_omp_sections,
2723 lower_omp_single_copy, lower_omp_for_lastprivate,
2724 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2725 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2726 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2729 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2731 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2732 config/sh/sh.md: Follow spelling conventions.
2734 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2735 config/frv/predicates.md: Follow spelling conventions.
2737 * config/m68k/linux-unwind.h: Fix a comment typo.
2738 * target.h: Follow spelling conventions.
2740 2007-02-18 Roger Sayle <roger@eyesopen.com>
2742 PR rtl-optimization/28173
2743 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2744 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2745 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2746 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2747 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2749 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * builtins.c (fold_builtin_load_exponent): New.
2752 (fold_builtin_2): Use it.
2754 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2756 PR rtl-optimization/30773
2757 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2758 if we fail to attach a REG_EQUIV note.
2760 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2761 Roger Sayle <roger@eyesopen.com>
2763 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2765 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2767 * calls.c (initialize_argument_information): Pass original EXP
2768 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2769 code to split complex arguments here, as part of initializing the
2771 (expand_call): Remove code that builds a list of arguments and
2772 inserts implicit arguments into it. Instead, just count how many
2773 implicit arguments there will be so we can determine the size of
2774 the ARGS array, and let initialize_argument_information do the work.
2775 (split_complex_values): Delete unused function.
2777 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2779 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2781 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2783 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2784 for arg pointer based indexed addressing.
2786 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2788 * config/ia64/ia64.h, config/ia64/ia64.md,
2789 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2790 spelling conventions.
2792 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2794 * config/m68k/m68k.c (split_di): New.
2795 * config/m68k/m68k-protos.h: Declare split_di.
2796 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2797 Improve predicate handling and split constant shifts.
2799 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2801 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2802 parameter for register bitfield operations, general predicates
2805 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2807 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2808 * config/m68k/linux-unwind.h: New file.
2810 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2812 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2813 config/i386/athlon.md, config/ia64/ia64.md,
2814 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2815 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2816 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2817 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2818 tree-vect-transform.c: Fix comment typos.
2820 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2822 * sched-deps.c (find_insn_list): Remove.
2823 * sched-int.h: Remove the prototype for find_insn_list.
2825 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2827 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2829 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2830 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2831 darwin_rs6000_override_options.
2832 (C_COMMON_OVERRIDE_OPTIONS): Expect
2833 darwin_macosx_version_min to be non-NULL always.
2834 (TARGET_C99_FUNCTIONS): Likewise.
2835 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2836 (DARWIN_MINVERSION_SPEC): New.
2837 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2838 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2840 (DARWIN_MINVERSION_SPEC): New.
2841 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2843 * config/darwin-c.c (darwin_cpp_builtins): Expect
2844 darwin_macosx_version_min to be non-NULL always.
2846 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2848 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2850 * config/i386/i386.h (x86_use_xchgb): New.
2851 (TARGET_USE_XCHGB): New macro.
2852 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2853 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2854 Split after reload into bswaphi for shifts of 8.
2855 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2856 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2857 or when optimizing for size.
2859 2007-02-16 Richard Guenther <rguenther@suse.de>
2860 Christian Bruel <christian.bruel@st.com>
2862 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2863 DECLs but prefer SSA_NAMEs over DECLs.
2865 2007-02-16 Richard Guenther <rguenther@suse.de>
2867 * tree-flow-inline.h (single_imm_use_p): Remove.
2868 (zero_imm_uses_p): Likewise.
2869 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2870 instead of single_imm_use_p.
2871 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2874 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2877 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2878 nested double- and backquotes.
2880 2007-02-15 Roger Sayle <roger@eyesopen.com>
2883 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2884 should be unreachable.
2885 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2886 For the time being redirect GIMPLE_MODIFY_STMT to the new
2887 (renamed) build_gimple_modify_stmt_stat.
2888 (build2_gimple_stat): Rename to...
2889 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2890 Always build a GIMPLE_MODIFY_STMT node.
2891 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2892 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2895 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2896 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2897 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2898 expand_complex_div_wide): Likewise.
2899 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2900 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2901 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2902 * tree-ssa-loop-manip.c (create_iv): Likewise.
2903 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2904 abs_replacement): Likewise.
2905 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2906 realify_fake_stores): Likewise.
2908 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2909 node rather than a GIMPLE_MODIFY_STMT node.
2910 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2911 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2913 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2914 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2917 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2920 * fold-const.c (fold_comparison): Add back the
2921 folding of constant complex comparisions.
2923 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2926 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2927 effects unknown to this function, return early.
2929 2007-02-15 Ian Lance Taylor <iant@google.com>
2931 * lower-subreg.c (move_eh_region_note): New static function.
2932 (resolve_simple_move): Call it.
2933 (decompose_multiword_subregs): Track blocks for which we resolve a
2934 simple move which is also a control flow insn. Pass them to
2935 find_many_sub_basic_blocks.
2936 (pass_lower_subreg): Add TODO_verify_flow.
2937 (pass_lower_subreg2): Likewise.
2939 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2940 Brooks Moses <brooks.moses@codesourcery.com>
2941 Lee Millward <lee.millward@codesourcery.com>
2943 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2944 (VL_EXP_CLASS_P): New.
2945 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2947 (TREE_OPERAND_CHECK_CODE): Likewise.
2948 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2949 (TREE_RTL_OPERAND_CHECK): Likewise.
2950 (tree_operand_check_failed): Make second parameter the whole tree
2951 instead of its code. Fixed callers.
2952 (VL_EXP_CHECK): New.
2953 (TREE_OPERAND_LENGTH): New.
2954 (VL_EXP_OPERAND_LENGTH): New.
2955 (CALL_EXPR_FN): New.
2956 (CALL_EXPR_STATIC_CHAIN): New.
2957 (CALL_EXPR_ARGS): New.
2958 (CALL_EXPR_ARG): New.
2959 (call_expr_nargs): New.
2960 (CALL_EXPR_ARGP): New.
2961 (build_nt_call_list): Declare.
2962 (build_vl_exp_stat): Declare.
2963 (build_vl_exp): New.
2964 (build_call_list): Declare.
2965 (build_call_nary): Declare.
2966 (build_call_valist): Declare.
2967 (build_call_array): Declare.
2968 (call_expr_arg): Declare.
2969 (call_expr_argp): Declare.
2970 (call_expr_arglist): Declare.
2971 (fold_build_call_list): Declare.
2972 (fold_build_call_list_initializer): Declare.
2973 (fold_call_expr): Declare to replace fold_builtin.
2974 (fold_builtin_fputs): Update to agree with modified definition.
2975 (fold_builtin_strcpy): Likewise.
2976 (fold_builtin_strncpy): Likewise.
2977 (fold_builtin_memory_chk): Likewise.
2978 (fold_builtin_stxcpy_chk): Likewise.
2979 (fold_builtin_strncpy_chk): Likewise.
2980 (fold_builtin_next_arg): Likewise.
2981 (fold_build_call_expr): Declare.
2982 (fold_builtin_call_list): Declare.
2983 (fold_builtin_call_valist): Declare.
2984 (build_call_expr): Declare.
2985 (validate_arglist): Update to agree with modified definition.
2986 (tree_operand_length): New.
2987 (call_expr_arg_iterator): New.
2988 (init_call_expr_arg_iterator): New.
2989 (next_call_expr_arg): New.
2990 (first_call_expr_arg): New.
2991 (more_call_expr_args_p): New.
2992 (FOR_EACH_CALL_EXPR_ARG): New.
2994 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2995 and tcc_gimple_stmt.
2996 (tree_code_size): Update documentation. Use sizeof (tree) rather
2997 than sizeof (char *).
2998 (tree_size): Likewise. Add case for tcc_vl_exp.
2999 (tree_node_structure): Add case for tcc_vl_exp.
3000 (contains_placeholder_p): Likewise.
3001 (substitute_in_expr): Likewise.
3002 (substitute_placeholder_in_expr): Likewise.
3003 (stabilize_reference_1): Likewise.
3004 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3005 to diagnose breakage of this interface for constructing CALL_EXPRs.
3006 (build_nt): Add similar assertion here.
3007 (build_nt_call_list): New.
3008 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3009 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3011 (get_callee_fndecl): Use new CALL_EXPR accessors.
3012 (tree_operand_check_failed): Change parameters to pass entire node
3013 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3014 (process_call_operands): New.
3015 (build_vl_exp_stat): New.
3016 (build_call_list): New.
3017 (build_call_nary): New.
3018 (build_call_valist): New.
3019 (build_call_array): New.
3020 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3021 (call_expr_arglist): New.
3023 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3024 tcc_vl_exp instead of a fixed-size tcc_expression.
3026 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3027 accessors for CALL_EXPRs.
3028 (AGGR_INIT_EXPR): Likewise.
3030 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3031 Brooks Moses <brooks.moses@codesourcery.com>
3032 Lee Millward <lee.millward@codesourcery.com>
3034 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3035 (expand_builtin_nonlocal_goto): Change parameter to be entire
3036 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3037 (expand_builtin_prefetch): Likewise.
3038 (expand_builtin_classify_type): Likewise.
3039 (mathfn_built_in): Return NULL_TREE instead of 0.
3040 (expand_errno_check): Use new CALL_EXPR accessors.
3041 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3042 Return NULL_RTX instead of 0.
3043 (expand_builtin_mathfn_2): Likewise.
3044 (expand_builtin_mathfn_3): Likewise.
3045 (expand_builtin_interclass_mathfn): Likewise.
3046 (expand_builtin_sincos): Likewise.
3047 (expand_builtin_cexpi): Likewise.
3048 (expand_builtin_int_roundingfn): Likewise.
3049 (expand_builtin_int_roundingfn_2): Likewise.
3050 (expand_builtin_pow): Likewise.
3051 (expand_builtin_powi): Likewise.
3052 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3053 of arglist, fixing callers appropriately. Use new CALL_EXPR
3054 accessors and constructors. Return NULL_RTX instead of 0.
3055 (expand_builtin_strstr): Likewise.
3056 (expand_builtin_strchr): Likewise.
3057 (expand_builtin_strrchr): Likewise.
3058 (expand_builtin_strpbrk): Likewise.
3059 (expand_builtin_memcpy): Likewise.
3060 (expand_builtin_mempcpy): Likewise.
3061 (expand_builtin_mempcpy_args): New.
3062 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3063 (expand_builtin_memmove_args): New.
3064 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3065 (expand_movstr): Likewise.
3066 (expand_builtin_strcpy): Likewise.
3067 (expand_builtin_strcpy_args): New.
3068 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3069 (expand_builtin_strncpy): Likewise.
3070 (expand_builtin_memset): Likewise.
3071 (expand_builtin_memset_args): New.
3072 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3073 (expand_builtin_memcmp): Likewise.
3074 (expand_builtin_strcmp): Likewise.
3075 (expand_builtin_strncmp): Likewise.
3076 (expand_builtin_strcat): Likewise.
3077 (expand_builtin_strncat): Likewise.
3078 (expand_builtin_strspn): Likewise.
3079 (expand_builtin_strcspn): Likewise.
3080 (expand_builtin_args_info): Likewise.
3081 (expand_builtin_va_start): Likewise.
3082 (gimplify_va_arg_expr): Likewise.
3083 (expand_builtin_va_end): Likewise.
3084 (expand_builtin_va_copy): Likewise.
3085 (expand_builtin_frame_address): Likewise.
3086 (expand_builtin_alloca): Likewise.
3087 (expand_builtin_bswap): Likewise.
3088 (expand_builtin_unop): Likewise.
3089 (expand_builtin_fputs): Likewise.
3090 (expand_builtin_expect): Likewise.
3091 (expand_builtin_fabs): Likewise.
3092 (expand_builtin_copysign): Likewise.
3093 (expand_builtin_printf): Likewise.
3094 (expand_builtin_fprintf): Likewise.
3095 (expand_builtin_sprintf): Likewise.
3096 (expand_builtin_init_trampoline): Likewise.
3097 (expand_builtin_signbit): Likewise.
3098 (expand_builtin_fork_or_exec): Likewise.
3099 (expand_builtin_sync_operation): Likewise.
3100 (expand_builtin_compare_and_swap): Likewise.
3101 (expand_builtin_lock_test_and_set): Likewise.
3102 (expand_builtin_lock_release): Likewise.
3103 (expand_builtin): Likewise.
3104 (builtin_mathfn_code): Likewise.
3106 (fold_builtin_constant_p): Pass call arguments individually instead
3107 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3108 accessors and constructors. Return NULL_TREE instead of 0.
3109 (fold_builtin_expect): Likewise.
3110 (fold_builtin_classify_type): Likewise.
3111 (fold_builtin_strlen): Likewise.
3112 (fold_builtin_nan): Likewise.
3113 (integer_valued_real_p): Likewise.
3114 (fold_trunc_transparent_mathfn): Likewise.
3115 (fold_fixed_mathfn): Likewise.
3116 (fold_builtin_cabs): Likewise.
3117 (fold_builtin_sqrt): Likewise.
3118 (fold_builtin_cbrt): Likewise.
3119 (fold_builtin_cos): Likewise.
3120 (fold_builtin_cosh): Likewise.
3121 (fold_builtin_tan): Likewise.
3122 (fold_builtin_sincos): Likewise.
3123 (fold_builtin_cexp): Likewise.
3124 (fold_builtin_trunc): Likewise.
3125 (fold_builtin_floor): Likewise.
3126 (fold_builtin_ceil): Likewise.
3127 (fold_builtin_round): Likewise.
3128 (fold_builtin_int_roundingfn): Likewise.
3129 (fold_builtin_bitop): Likewise.
3130 (fold_builtin_bswap): Likewise.
3131 (fold_builtin_logarithm): Likewise.
3132 (fold_builtin_hypot): Likewise.
3133 (fold_builtin_pow): Likewise.
3134 (fold_builtin_powi): Likewise.
3135 (fold_builtin_exponent): Likewise.
3136 (fold_builtin_memset): Likewise.
3137 (fold_builtin_bzero): Likewise.
3138 (fold_builtin_memory_op): Likewise.
3139 (fold_builtin_bcopy): Deleted; call site changed to invoke
3140 fold_builtin_memory_op directly.
3141 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3142 (fold_builtin_strncpy): Likewise.
3143 (fold_builtin_memcmp): Likewise.
3144 (fold_builtin_strcmp): Likewise.
3145 (fold_builtin_strncmp): Likewise.
3146 (fold_builtin_signbit): Likewise.
3147 (fold_builtin_copysign): Likewise.
3148 (fold_builtin_isascii): Likewise.
3149 (fold_builtin_toascii): Likewise.
3150 (fold_builtin_isdigit): Likewise.
3151 (fold_builtin_fabs): Likewise.
3152 (fold_builtin_abs): Likewise.
3153 (fold_builtin_fmin_fmax): Likewise.
3154 (fold_builtin_carg): Likewise.
3155 (fold_builtin_classify): Likewise.
3156 (fold_builtin_unordered_cmp): Likewise.
3158 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3159 New functions split out from fold_builtin_1.
3160 (fold_builtin_n): New.
3161 (fold_builtin_varargs): New.
3162 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3164 (fold_call_expr): New.
3165 (build_function_call_expr): Rewrite to use new helper function.
3166 (fold_builtin_call_list): New.
3167 (build_call_expr): New.
3168 (fold_builtin_call_valist): New.
3169 (rewrite_call_expr): New.
3170 (validate_arg): New.
3171 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3172 of an arglist. Change return type to bool. Use new CALL_EXPR
3175 (fold_builtin_strstr): Pass call arguments individually instead
3176 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3177 accessors and constructors. Return NULL_TREE instead of 0.
3178 (fold_builtin_strchr): Likewise.
3179 (fold_builtin_strrchr): Likewise.
3180 (fold_builtin_strpbrk): Likewise.
3181 (fold_builtin_strcat): Likewise.
3182 (fold_builtin_strncat): Likewise.
3183 (fold_builtin_strspn): Likewise.
3184 (fold_builtin_strcspn): Likewise.
3185 (fold_builtin_fputs): Likewise.
3186 (fold_builtin_next_arg): Likewise.
3187 (fold_builtin_sprintf): Likewise.
3189 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3190 NULL_RTX instead of 0.
3191 (expand_builtin_memory_chk): Likewise.
3192 (maybe_emit_chk_warning): Likewise.
3193 (maybe_emit_sprintf_chk_warning): Likewise.
3195 (fold_builtin_object_size): Pass call arguments individually instead
3196 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3197 accessors and constructors. Return NULL_TREE instead of 0.
3198 (fold_builtin_memory_chk): Likewise.
3199 (fold_builtin_stxcpy_chk): Likewise.
3200 (fold_builtin_strncpy_chk): Likewise.
3201 (fold_builtin_strcat_chk): Likewise.
3202 (fold_builtin_strcat_chk): Likewise.
3203 (fold_builtin_strncat_chk): Likewise.
3204 (fold_builtin_sprintf_chk): Likewise.
3205 (fold_builtin_snprintf_chk): Likewise.
3206 (fold_builtin_printf): Likewise.
3207 (fold_builtin_vprintf): Likewise.
3209 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3211 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3212 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3213 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3214 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3215 (fold_unary): Likewise.
3216 (fold_binary): Likewise.
3217 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3218 ternary expressions.
3219 (fold): Add logic for tcc_vl_exp.
3220 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3221 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3222 (fold_build3_stat): Add assertion to flag broken interface for
3223 constructing CALL_EXPRs.
3224 (fold_build_call_list): New.
3225 (fold_build_call_list_initializer): New.
3226 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3228 (fold_strip_sign_ops): Likewise.
3230 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3231 Brooks Moses <brooks.moses@codesourcery.com>
3232 Lee Millward <lee.millward@codesourcery.com>
3234 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3235 accessors and dump arguments explicitly.
3237 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3239 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3241 (print_call_name): Use new CALL_EXPR accessors.
3243 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3244 CALL_EXPR arguments explicitly instead of as a list. Use
3245 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3247 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3248 (vrp_visit_stmt): Likewise.
3250 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3251 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3253 (force_move_till_expr): Likewise.
3255 * targhooks.c (default_external_stack_protect_fail): Use
3256 build_call_expr instead of build_function_call_expr.
3257 (default_hidden_stack_protect_fail): Likewise.
3259 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3262 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3263 and walk arguments explicitly.
3265 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3266 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3267 (expand_simple_operations): Likewise.
3268 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3270 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3271 of TREE_CODE_LENGTH.
3272 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3274 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3275 instead of TREE_CODE_LENGTH.
3277 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3278 (tree_ic_transform): Likewise.
3279 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3280 parameter instead of arglist. Fix callers.
3281 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3282 (tree_stringops_transform): Likewise.
3283 (tree_indirect_call_to_profile): Likewise.
3284 (tree_stringops_values_to_profile): Likewise.
3286 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3287 (eliminate_tail_call): Likewise.
3289 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3291 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3292 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3294 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3296 * omp-low.c (build_omp_barrier): Use build_call_expr.
3297 (lower_rec_input_clauses): Likewise.
3298 (lower_reduction_clauses): Likewise.
3299 (expand_parallel_call): Likewise.
3300 (maybe_catch_exception): Likewise.
3301 (expand_omp_for_generic): Likewise.
3302 (expand_omp_for_static_nochunk): Likewise.
3303 (expand_omp_sections): Likewise.
3304 (lower_omp_single_simple): Likewise.
3305 (lower_omp_single_copy): Likewise.
3306 (lower_omp_master): Likewise.
3307 (lower_omp_ordered): Likewise.
3308 (lower_omp_critical): Likewise.
3310 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3311 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3313 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3314 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3315 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3317 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3318 and generalize to handle any number of operands.
3319 (chrec_contains_undetermined): Likewise.
3320 (tree_contains_chrecs): Likewise.
3321 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3323 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3325 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3326 fold_call_expr instead of fold_builtin.
3327 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3328 match declarations there.
3329 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3332 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3333 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3335 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3336 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3338 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3341 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3342 (execute_cse_sincos): Use new CALL_EXPR accessors.
3344 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3346 * gimple-low.c (lower_function_body): Use build_call_expr.
3347 (lower_builtin_setjmp): Likewise.
3349 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3350 (set_storage_via_libcall): Likewise.
3351 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3352 instead of TREE_CODE_LENGTH.
3353 (expand_expr_real_1): Use new CALL_EXPR accessors.
3355 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3356 generalize to handle any number of operands.
3357 (TB_parent_eq): Likewise.
3359 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3360 (strip_builtin_expect): Likewise.
3362 * function.c (gimplify_parameters): Use build_call_expr.
3364 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3365 instead of TREE_CODE_LENGTH.
3367 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3368 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3370 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3373 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3374 (gimplify_decl_expr): Likewise.
3375 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3376 Use new CALL_EXPR iterators.
3377 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3378 (gimplify_modify_expr_to_memset): Likewise.
3379 (gimplify_variable_sized_compare): Likewise.
3380 (gimplify_omp_atomic_fetch_op): Likewise.
3381 (gimplify_omp_atomic_pipeline): Likewise.
3382 (gimplify_omp_atomic_mutex): Likewise.
3383 (gimplify_function_tree): Likewise.
3385 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3386 (call_expr_flags): Likewise.
3387 (expand_call): Likewise.
3389 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3390 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3393 * coverage.c (create_coverage): Use build_call_expr.
3395 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3396 (temp_call_expr_obstack): New.
3397 (pool_copy_list): Delete.
3398 (temp_copy_call_expr): New.
3399 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3400 CALL_EXPR accessors. Get rid of special goo for copying argument
3401 lists and use temp_copy_call_expr instead.
3402 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3403 CALL_EXPR accessors.
3404 (create_expression_by_pieces): Likewise. Use build_call_array
3405 to construct the result instead of fold_build3.
3406 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3407 dealing with argument lists.
3408 (init_pre): Remove references to expression_node_pool and
3409 list_node_pool. Init temp_call_expr_obstack instead.
3410 (fini_pre): Remove references to expression_node_pool and
3413 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3414 and walk arguments explicitly instead of as a list.
3416 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3417 (mx_register_decls): Likewise.
3418 (mudflap_register_call): Likewise.
3419 (mudflap_finish_file): Likewise.
3421 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3422 (ipa_callsite_compute_param): Likewise.
3424 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3425 accessors and constructor.
3427 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3428 accessors and constructor.
3429 (convert_tramp_reference): Likewise.
3430 (convert_call_expr): Likewise.
3431 (finalize_nesting_tree_1): Likewise.
3433 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3436 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3438 * tree-inline.c (initialize_inlined_parameters): Pass entire
3439 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3441 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3442 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3444 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3445 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3446 (vectorizable_reduction): Likewise.
3447 (vectorizable_call): Use new CALL_EXPR iterators.
3448 (vectorizable_conversion): Use build_call_expr.
3449 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3450 (vect_gen_widened_results_half): Use build_call_expr.
3451 (vect_setup_realignment): Likewise.
3452 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3454 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3455 (pass_through_call): Likewise.
3456 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3459 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3460 (tree_gen_pow2_profiler): Likewise.
3461 (tree_gen_one_value_profiler): Likewise.
3462 (tree_gen_ic_func_profiler): Likewise.
3463 (tree_gen_average_profiler): Likewise.
3464 (tree_gen_ior_profiler): Likewise.
3466 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3467 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3468 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3470 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3471 of TREE_CODE_LENGTH.
3473 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3474 of TREE_CODE_LENGTH.
3476 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3478 (convert_to_integer): Likewise.
3480 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3483 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3484 Brooks Moses <brooks.moses@codesourcery.com>
3485 Lee Millward <lee.millward@codesourcery.com>
3487 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3489 * config/frv/frv.c (frv_expand_builtin): Likewise.
3490 * config/s390/s390.c (s390_expand_builtin): Likewise.
3492 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3493 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3495 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3496 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3497 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3498 (ix86_expand_store_builtin): Likewise.
3499 (ix86_expand_unop_builtin): Likewise.
3500 (ix86_expand_unop1_builtin): Likewise.
3501 (ix86_expand_sse_compare): Likewise.
3502 (ix86_expand_sse_comi): Likewise.
3503 (ix86_expand_vec_init_builtin): Likewise.
3504 (ix86_expand_vec_ext_builtin): Likewise.
3505 (ix86_expand_vec_set_builtin): Likewise.
3506 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3508 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3509 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3511 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3512 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3513 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3515 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3517 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3518 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3519 arglist. Use new CALL_EXPR accessors. Fix callers.
3520 (altivec_expand_abs_builtin): Likewise.
3521 (rs6000_expand_binop_builtin): Likewise.
3522 (altivec_expand_predicate_builtin): Likewise.
3523 (altivec_expand_lv_builtin): Likewise.
3524 (spe_expand_stv_builtin): Likewise.
3525 (altivec_expand_stv_builtin): Likewise.
3526 (rs6000_expand_ternop_builtin): Likewise.
3527 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3528 (altivec_expand_st_builtin): Likewise.
3529 (altivec_expand_dst_builtin): Likewise.
3530 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3531 arglist. Use new CALL_EXPR accessors. Fix callers.
3532 (altivec_expand_vec_set_builtin): Likewise.
3533 (altivec_expand_vec_ext_builtin): Likewise.
3534 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3535 (spe_expand_builtin): Likewise.
3536 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3537 arglist. Use new CALL_EXPR accessors. Fix callers.
3538 (spe_expand_evsel_builtin): Likewise.
3539 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3540 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3542 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3543 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3544 (arm_expand_unop_builtin): Likewise.
3545 (arm_expand_builtin): Use new CALL_EXPR accessors.
3547 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3550 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3551 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3552 (bfin_expand_unop_builtin): Likewise.
3553 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3555 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3556 Brooks Moses <brooks.moses@codesourcery.com>
3557 Lee Millward <lee.millward@codesourcery.com>
3559 * c-semantics.c (build_stmt): Add internal diagnostic check.
3561 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3562 accessors. Print arguments explicitly instead of as a list.
3564 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3566 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3567 (c_finish_omp_flish): Likewise.
3569 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3570 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3571 instead of TREE_CODE_LENGTH.
3572 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3573 (c_warn_unused_result): Likewise.
3575 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3578 * doc/invoke.texi (Warning Options): Remove
3579 -Werror-implicit-function-declaration.
3580 (Wimplicit-function-declaration): Update description.
3581 * opts.c (common_handle_option): Move handling of -Werror=* to...
3582 (enable_warning_as_error): ...here.
3583 * opts.h (enable_warning_as_error): Declare.
3584 * c-decl.c (implicit_decl_warning): Unless
3585 -Wno-implicit-function-declaration is given, emit a pedwarn if
3586 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3587 * c.opt (Wimplicit-function-declaration): Replace
3588 mesg_implicit_function_declaration with
3589 warn_implicit_function_declaration.
3590 * c-opts.c (c_common_handle_option):
3591 -Werror-implicit-function-declaration is exactly equal as
3592 -Werror=implicit-function-declaration.
3593 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3594 warn_implicit_function_declaration.
3595 (c_common_post_options): -Wimplict-function-declaration is enabled
3596 by default by -std=c99, otherwise is disabled by default.
3597 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3599 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3601 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3602 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3603 former is ignored but not the latter.
3605 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3607 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3608 is made and the reference doesn't use the alias set of its type,
3609 do not create the temporary using that type.
3611 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3613 * jump.c: Remove prototypes for delete_computation and
3614 delete_prior_computation.
3616 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3618 * jump.c (get_label_after): Delete.
3619 (get_label_before, delete_computation, delete_jump,
3620 delete_prior_computation, follow_jumps): Move...
3621 * reorg.c (delete_computation, delete_prior_computation): ... here...
3622 (get_label_before, delete_jump): ... making these static ...
3623 (follow_jumps): ... and simplifying this since it only runs after
3625 * rtl.h (get_label_after, get_label_before, delete_jump,
3626 follow_jumps): Delete prototypes.
3628 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3630 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3632 2007-02-15 Nick Clifton <nickc@redhat.com>
3634 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3635 order to prevent it from being munged by the target.
3637 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3639 * config/i386/i386.md: Remove misleading comment.
3641 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3643 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3644 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3647 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3649 * tree-sra.c (instantiate_missing_elements): Canonicalize
3651 (sra_build_assignment): New.
3652 (generate_copy_inout, generate_element_copy,
3653 generate_element_zero, generate_one_element_init): Use it.
3655 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3657 * tree-sra.c (instantiate_missing_elements): Canonicalize
3659 (sra_build_assignment): New.
3660 (generate_copy_inout, generate_element_copy,
3661 generate_element_zero, generate_one_element_init): Use it.
3663 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3665 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3668 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3670 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3671 types as aggregates not scalars.
3672 * function.c (assign_stack_temp_for_type): Likewise.
3674 2007-02-14 Roger Sayle <roger@eyesopen.com>
3675 Zdenek Dvorak <dvorakz@suse.cz>
3677 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3680 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3682 * passes.c (next_pass_1): Clear the next field of the copied
3685 2007-02-14 Richard Henderson <rth@redhat.com>
3687 * tree-sra.c (early_sra): New.
3688 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3689 (tree_sra_early, pass_sra_early): New.
3690 * tree-pass.h (pass_sra_early): Declare.
3691 * passes.c (init_optimization_passes): Use it.
3693 2007-02-14 Richard Guenther <rguenther@suse.de>
3695 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3697 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3699 PR tree-optimization/30771
3700 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3702 (vect_analyze_operations): Induction phis can now be marked as
3704 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3705 Update documentation accordingly.
3707 2007-02-14 Nick Clifton <nickc@redhat.com>
3709 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3710 most 3 arguments are supported.
3711 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3713 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3715 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3716 Ensure dst->current is valid.
3718 2007-02-13 Paul Brook <paul@codesourcery.com>
3720 * config.gcc: Add arm*-*-uclinux-*eabi.
3721 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3722 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3723 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3724 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3725 (LINK_SPEC): Define.
3727 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3729 * config/arm/uclinux-eabi.h: New file.
3730 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3731 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3734 2007-02-13 Ian Lance Taylor <iant@google.com>
3736 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3737 * flags.h (warn_strict_overflow): Declare.
3738 (enum warn_strict_overflow_code): Define.
3739 (issue_strict_overflow_warning): New static inline function.
3740 * opts.c (warn_strict_overflow): New variable.
3741 (common_handle_option): Handle OPT_Wstrict_overflow and
3742 OPT_Wstrict_overflow_.
3743 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3745 * fold-const.c: Include intl.h.
3746 (fold_deferring_overflow_warnings): New static variable.
3747 (fold_deferred_overflow_warning): New static variable.
3748 (fold_deferred_overflow_code): New static variable.
3749 (fold_defer_overflow_warnings): New function.
3750 (fold_undefer_overflow_warnings): New function.
3751 (fold_undefer_and_ignore_overflow_warnings): New function.
3752 (fold_deferring_overflow_warnings_p): New function.
3753 (fold_overflow_warning): New static function.
3754 (make_range): Add strict_overflow_p parameter. Change all
3756 (extract_muldiv, extract_muldiv_1): Likewise.
3757 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3758 tree_expr_nonnegative_p.
3759 (fold_negate_expr): Call fold_overflow_warning.
3760 (fold_range_test): Likewise.
3761 (fold_comparison): Likewise.
3762 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3763 instead of tree_expr_nonnegative_p.
3764 (tree_expr_nonnegative_warnv_p): Rename from
3765 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3766 (tree_expr_nonnegative_p): New function.
3767 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3768 strict_overflow_p parameter.
3769 (tree_expr_nonzero_p): New function.
3770 * passes.c (verify_interpass_invariants): New static function.
3771 (execute_one_pass): Call it.
3772 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3774 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3775 (estimate_numbers_of_iterations): Likewise.
3776 (scev_probably_wraps_p): Likewise.
3777 * tree-ssa-ccp.c: Include "toplev.h".
3778 (evaluate_stmt): Defer fold overflow warnings until we know we are
3780 (struct fold_stmt_r_data): Add stmt field.
3781 (fold_stmt_r): Defer fold overflow warnings until we know we
3783 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3784 (fold_stmt_inplace): Likewise.
3785 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3786 (cleanup_control_expr_graph): Defer fold overflow warnings until
3787 we know we are going to optimize.
3788 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3789 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3791 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3792 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3793 * tree-ssa-loop-manip.c (create_iv): Likewise.
3794 * c-typeck.c (build_conditional_expr): Likewise.
3795 (build_binary_op): Likewise.
3796 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3797 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3798 (extract_range_from_unary_expr): Likewise.
3799 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3800 assuming that signed overflow does not occur.
3801 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3802 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3803 (fold_defer_overflow_warnings): Declare.
3804 (fold_undefer_overflow_warnings): Declare.
3805 (fold_undefer_and_ignore_overflow_warnings): Declare.
3806 (fold_deferring_overflow_warnings_p): Declare.
3807 (tree_expr_nonzero_warnv_p): Declare.
3808 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3810 (Warning Options): Document -Wstrict-overflow.
3811 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3812 (tree-ssa-ccp.o): Likewise.
3813 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3814 (fold-const.o): Depend on intl.h.
3816 2007-02-13 Ian Lance Taylor <iant@google.com>
3819 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3822 2007-02-13 Stuart Hastings <stuart@apple.com>
3824 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3826 2007-02-13 Richard Henderson <rth@redhat.com>
3828 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3829 handled_component_p before looking for the indirect_ref.
3831 2007-02-13 Richard Henderson <rth@redhat.com>
3833 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3834 remove flags clobber.
3835 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3836 (bswaphi_lowpart): New.
3837 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3838 remove TARGET_BSWAP test. Delete expander of the same name.
3840 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3841 (expand_unop): Use them.
3843 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3846 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3847 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3848 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3849 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3850 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3851 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3852 assembler dialect choice from asm templates.
3854 2007-02-12 Richard Henderson <rth@redhat.com>
3856 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3857 (fixuns_trunc<SSEMODEF>si2): Use it.
3858 * config/i386/sse.md (vec_setv4sf_0): Export.
3859 * config/i386/i386.c (ix86_build_const_vector): Export.
3860 (ix86_split_convert_uns_si_sse): Rename from
3861 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3862 * config/i386/i386-protos.h: Update.
3864 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3867 * c-typeck.c (c_finish_return): Improve warning message.
3869 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3871 * alias.c (find_symbolic_term): Delete unused function.
3873 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3875 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3876 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3877 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3879 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3881 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3882 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3883 the function, temporarily point the debug interface to the null one.
3885 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3887 * dwarf2out.c (round_up_to_align): New static function.
3888 (field_byte_offset): Use it to round the offset.
3890 2007-02-12 Richard Henderson <rth@redhat.com>
3892 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3893 (inswl_const): Export.
3895 2007-02-12 Richard Henderson <rth@redhat.com>
3897 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3898 result mode of the libcall, convert back to outmode.
3900 2007-02-12 Roger Sayle <roger@eyesopen.com>
3902 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3903 (bswapdi2): New define_expand to implement 32-bit implementation.
3905 2007-02-12 Nick Clifton <nickc@redhat.com>
3907 * doc/invoke.texi (Overall Options): Document --help=.
3908 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3909 (cc1_options): Pass --help= on to cc1.
3910 (display_help): Add description of --help=.
3911 (process_command): Add code to handle --help=. Allow translated
3912 --help and --target-help switches to be passed on to compiler
3914 (main): Remove unused if statement.
3915 * opts.c (columns): Remove.
3916 (LEFT_COLUMN): Define.
3917 (wrap_help): Add columns argument.
3918 (print_filtered_help): Change parameters to be an include bitmask,
3919 an exclude bitmask, an any bitmask and the column width. Move the
3920 code to display the params list here. Add code to display the
3921 status of options rather than their descriptions if the quiet flag
3923 (print_specific_help): Change parameters to be an include bitmask,
3924 an exclude bitmask and an any bitmask. Move code to look up the
3925 column width here. Decide upon the title for an options listing.
3926 (common_handle_options): Add code to handle --help=. Adapt code
3927 for --help and --target-help to use the revised form of the
3928 print_specific_help function.
3929 (print_help): Delete.
3930 (print_param_help): Delete.
3931 (print_switch): Delete.
3932 * opts.h (cl_lang_count): Add prototype.
3933 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3934 CL_MAX_OPTION_CLASS): New defines.
3935 * optc-gen.awk: Add construction of cl_lang_count.
3936 * c.opt: Add Warning attribute to warning options and Optimization
3937 attribute to optimization options.
3938 * common.opt: Likewise.
3940 Add -fhelp and -ftarget-help as aliases for the transformed --help
3941 and --target-help options.
3942 * opt-functions.awk: Add code to handle Warning and Optimization
3945 2007-02-12 Richard Henderson <rth@redhat.com>
3947 * config/alpha/constraints.md: New file.
3948 * config/alpha/alpha.c: Include tm-constrs.h.
3949 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3950 alpha_extra_constraint): Remove.
3951 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3952 * config/alpha/alpha-protos.h: Update.
3953 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3954 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3955 (EXTRA_CONSTRAINT): Remove.
3956 * config/alpha/alpha.md: Include constraints.md.
3957 (adddi splitter): Use satisfies_constraint_*.
3958 * config/alpha/predicates.md (add_operand): Likewise.
3959 (sext_add_operand, addition_operation): Likewise.
3961 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3963 PR tree-optimization/29145
3964 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3965 in our handling of restrict qualified pointers.
3967 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3970 * doc/invoke.texi (Wunused-value): Update description.
3971 (Wextra): Delete item.
3972 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3973 value of Wunused-value.
3974 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3975 (c_finish_stmt_expr): Don't check extra_warnings.
3976 (emit_side_effect_warnings): The caller is responsible to check
3979 2007-02-11 Roger Sayle <roger@eyesopen.com>
3980 Matt Thomas <matt@3am-software.com>
3982 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3984 2007-02-11 Roger Sayle <roger@eyesopen.com>
3986 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3987 comparisons of POPCOUNT against zero.
3988 (simplify_const_relational_operation): Likewise.
3990 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3992 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3994 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3996 * dwarf2out.c (root_type): Delete unused function.
3998 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4000 * genattrtab.c (contained_in_p): Delete unused function.
4001 (write_expr_attr_cache): Likewise.
4003 2007-02-11 Jan Hubicka <jh@suse.cz>
4005 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4008 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4010 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4011 to add the REG_EQ* note.
4012 * see.c (see_merge_one_use_extension): Likewise.
4013 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4014 turn REG_EQUAL notes into REG_EQUIV notes if the target
4015 register may have more than one set.
4016 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4017 * gcse.c (try_replace_reg): Likewise.
4018 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4019 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4020 more than one REG_EQUIV note.
4021 * reload1.c (gen_reload): Use set_unique_reg_note.
4023 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4025 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4026 (ix86_builtin_conversion): New function.
4028 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4031 * tree.h (DECL_REPLACEABLE_P): New macro.
4032 * except.c (set_nothrow_function_flags): Likewise.
4034 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4035 Ira Rosen <irar@il.ibm.com>
4036 Dorit Nuzman <dorit@il.ibm.com>
4038 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4039 * targhooks.c (default_builtin_vectorized_conversion): New.
4040 * targhooks.h (default_builtin_vectorized_function): New declaration.
4041 * target.h (struct vectorize): Add builtin_conversion field.
4042 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4043 stmt_vec_info_type value.
4044 (vectorizable_conversion): New declaration.
4045 * tree-vect-analyze.c (vect_analyze_operations): Add
4046 vectorizable_conversion call.
4047 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4048 * tree-vect-transform.c (vectorizable_conversion): New function.
4049 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4050 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4052 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4053 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4054 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4055 or ALTIVEC_BUILTIN_VCFSX.
4057 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4060 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4061 CONST_DOUBLE and operand 0 is a hard register.
4062 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4063 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4064 is a hard floating-point register.
4066 2007-02-10 Richard Henderson <rth@redhat.com>
4067 Jakub Jelinek <jakub@redhat.com>
4068 Alexandre Oliva <aoliva@redhat.com>
4070 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4071 * builtin-types.def (BT_WORD): Make unsigned.
4072 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4073 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4074 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4075 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4076 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4077 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4079 * expr.c (emutls_var_address): New.
4080 (expand_expr_real_1): Expand emulated tls.
4081 (expand_expr_addr_expr_1): Likewise.
4082 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4083 * output.h (emutls_finish): Declare.
4084 * toplev.c (compile_file): Call it.
4085 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4086 address before wrapping in CONST.
4087 * varasm.c (emutls_htab, emutls_object_type): New.
4088 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4089 (get_emutls_object_name, get_emutls_object_type): New.
4090 (get_emutls_init_templ_addr, emutls_decl): New.
4091 (emutls_common_1, emutls_finish): New.
4092 (assemble_variable): When emulating tls, swap decls; generate
4093 constructor for the emutls objects.
4094 (do_assemble_alias): When emulating tls, swap decl and target name.
4095 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4097 * varpool.c (decide_is_variable_needed): Look at force_output.
4098 Recurse for emulated tls.
4099 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4100 with decide_is_variable_needed.
4101 * emutls.c: New file.
4102 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4103 tls_object for real tls.
4105 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4107 PR rtl-optimization/29599
4108 * reload1.c (eliminate_regs_in_insn): Take the destination
4109 mode into account when computing the offset.
4111 2007-02-09 Stuart Hastings <stuart@apple.com>
4112 Richard Henderson <rth@redhat.com>
4114 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4115 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4116 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4117 fixuns_truncdfhi2): New.
4118 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4119 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4120 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4121 (floatunssidf2): Allow nonimmediate source.
4122 * gcc/config/i386/sse.md (movdi_to_sse): New.
4123 (vec_concatv2di): Drop '*'.
4124 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4125 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4126 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4128 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4129 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4130 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4131 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4132 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4133 ix86_build_const_vector.
4134 (x86_emit_floatuns): Rewrite.
4136 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4138 * genautomata.c (longest_path_length): Delete unused function.
4139 (struct state): Delete unused longest_path_length.
4140 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4141 (get_free_state): Delete unused.
4143 2007-02-09 Jan Hubicka <jh@suse.cz>
4145 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4146 * doc/invoke.texi (inline-unit-growth): Update default value.
4148 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4149 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4150 (rebuild_cgraph_edges): Likewise.
4151 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4152 (dump_cgraph_node): Dump frequencies.
4153 (cgraph_clone_edge): Add frequency scales.
4154 (cgraph_clone_node): Add freuqnecy.
4155 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4156 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4157 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4158 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4159 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4160 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4161 (save_inline_function_body): Likewise.
4162 * ipa-inline.c: inluce rtl.h
4163 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4164 (cgraph_edge_badness): Use frequencies.
4165 (cgraph_decide_recursive_inlining): Update clonning.
4166 (cgraph_decide_inlining_of_small_function): Dump frequency.
4167 * predict.c (estimate_bb_frequencies): Export.
4168 * predict.h (estimate_bb_frequencies): Declare.
4169 * tree-inline.c (copy_bb): Watch overflows.
4170 (expand_call_inline): Update call of cgraph_create_edge.
4171 (optimize_inline_calls): Use TODO flags to update frequnecies.
4172 * passes.h: Include predict.h
4173 (init_optimization_passes): Move profile ahead.
4174 (execute_function_todo): Handle TODO_rebuild_frequencies.
4176 2007-02-09 Roger Sayle <roger@eyesopen.com>
4178 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4179 the insbl or inswl pattern into a register.
4181 2007-02-09 Roger Sayle <roger@eyesopen.com>
4183 * config/ia64/ia64.md (bswapdi2): New define_insn.
4185 2007-02-09 Richard Henderson <rth@redhat.com>
4187 * config/i386/constraints.md (Ym): New constraint.
4188 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4189 (movdi_1_rex64): Split sse and xmm general register moves from
4190 memory move alternatives. Use conditional register constraints.
4191 (movsf_1, movdf_integer): Likewise.
4192 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4193 (movdf_integer_rex64): New.
4194 (pushsf_rex64): Fix output constraints.
4195 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4196 (sse2_stored): Likewise.
4197 (sse2_storeq_rex64): New.
4198 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4199 amd and not generic.
4200 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4201 for optimize_size. Remove SF/DFmode hack.
4203 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4205 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4208 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4209 Richard Sandiford <richard@codesourcery.com>
4211 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4212 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4213 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4214 m68k/t-mlib to tmake_file.
4215 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4216 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4217 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4218 Allow it to be cf or m68k. Set m68k_arch_family. If that
4219 variable is not empty, add t-$m68k_arch_family to tmake_file.
4220 Add t-mlibs to tmake_file.
4221 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4222 * config/m68k/t-cf: New file.
4223 * config/m68k/t-m68k: Likewise.
4224 * config/m68k/t-mlibs: Likewise.
4225 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4226 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4227 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4228 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4229 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4231 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4232 (INSTALL_LIBGCC): Delete.
4233 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4234 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4235 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4236 (M68K_MLIB_CPU): Define.
4237 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4238 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4239 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4241 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4242 Richard Guenther <rguenther@suse.de>
4245 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4246 against INT_MIN/INT_MAX.
4247 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4248 file if a loop is removed.
4250 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4252 * calls.c (store_one_arg): Pass correct alignment to
4253 emit_push_insn for non-BLKmode values.
4254 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4255 unaligned stack slot via a suitably aligned slot.
4257 2007-02-08 DJ Delorie <dj@redhat.com>
4259 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4261 (legal_subregs): Use unsigned char, make const.
4262 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4264 2007-02-08 Paul Brook <paul@codesourcery.com>
4266 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4267 special interworking needed.
4269 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4271 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4272 conditional to __SSE2__.
4273 (Entries below should have been added to first ChangeLog
4274 entry for amdfam10 dated 2007-02-05)
4275 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4277 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4279 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4282 2007-02-08 DJ Delorie <dj@redhat.com>
4284 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4285 * config/m32c/m32c.c (legal_subregs): New.
4286 (m32c_illegal_subreg_p): New.
4287 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4288 unsupported subregs of hard regs.
4290 2007-02-08 Jan Hubicka <jh@suse.cz>
4292 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4293 the same one; always update histograms.
4295 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4297 * passes.c (init_optimization_passes): Tidy comment.
4299 2007-02-08 Roger Sayle <roger@eyesopen.com>
4301 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4302 strip zero_extend, bswap and rotates from POCOUNT's argument.
4303 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4304 zero_extend and rotates from PARITY's argument.
4305 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4306 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4307 of an integer constant at compile-time.
4309 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4312 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4314 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4317 * tree-ssa-live.c (remove_unused_locals): Do not remove
4318 TREE_ADDRESSABLE variables.
4319 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4320 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4321 FOR_CLOBBER. Update all users.
4322 If VAR has an associated alias set, add a virtual operand for
4323 it if no alias is found to conflict with the memory reference.
4325 2007-02-07 Jan Hubicka <jh@suse.cz>
4326 Robert Kidd <rkidd@crhc.uiuc.edu>
4328 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4330 2007-02-07 Ian Lance Taylor <iant@google.com>
4332 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4334 2007-02-07 Roger Sayle <roger@eyesopen.com>
4336 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4337 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4338 tablejumpdi, movsi_to_cr_one): Remove constraints from
4339 define_expand's match_operands.
4341 2007-02-07 Roger Sayle <roger@eyesopen.com>
4343 * global.c (compute_regsets): Move declatation of "i" inside of
4344 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4346 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4349 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4350 of INDIRECT_REF <RESULT_DECL>.
4352 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4354 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4355 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4360 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4362 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4364 * doc/loop.texi: Document possibility not to perform disambiguation
4365 of loops with multiple latches.
4366 * cfgloopmanip.c (alp_enum_p): Removed.
4367 (add_loop): Handle subloops. Use get_loop_body_with_size.
4368 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4369 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4370 the new forwarder block.
4371 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4372 Handle the case latch is NULL.
4373 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4374 when marking loop exits.
4375 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4377 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4378 disambiguate_loops_with_multiple_latches.
4379 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4380 before fix_loop_structure.
4381 * cfgloop.c: Include pointer-set.h and output.h.
4382 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4383 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4384 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4385 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4386 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4387 disambiguate_multiple_latches, get_loop_body_with_size,
4388 disambiguate_loops_with_multiple_latches): New functions.
4389 (flow_loop_dump): Dump multiple latch edges.
4390 (flow_loop_nodes_find): Handle loops with multiple latches.
4391 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4392 (glb_enum_p): Modified.
4393 (get_loop_body): Use get_loop_body_with_size.
4394 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4395 (AVOID_CFG_MODIFICATIONS): New constant.
4396 (disambiguate_loops_with_multiple_latches, add_loop,
4397 get_loop_body_with_size): Declare.
4398 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4400 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4403 * global.c (compute_regsets): New function.
4404 (global_alloc): Refactored ELIMINABLE_REGSET
4405 and NO_GLOBAL_ALLOC_REGS computation out.
4406 (rest_of_handle_global_alloc): Call compute_regsets()
4407 for non-optimizing case.
4409 2007-02-06 Richard Henderson <rth@redhat.com>
4411 * config/i386/constraints.md (Y2): Rename from Y.
4412 (Yi): New constraint.
4413 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4414 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4415 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4416 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4417 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4418 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4419 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4420 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4421 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4422 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4423 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4424 vec_extractv2si_1): Change Y constraints to Y2.
4425 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4426 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4427 Change Y constraints to Y2.
4428 (sse2_loadld): Change Y constraints to x.
4430 2007-02-06 Roger Sayle <roger@eyesopen.com>
4432 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4433 (parity<mode>2): New define_expand using rs6000_emit_parity.
4434 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4435 rs6000_emit_parity): New functions.
4436 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4437 rs6000_emit_parity): Prototype here.
4439 2007-02-06 Ian Lance Taylor <iant@google.com>
4441 * lower-subreg.c (simple_move_operand): Reject CONST.
4442 (resolve_clobber): Call validate_change rather than directly
4443 assigning to XEXP (pat, 0).
4445 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4447 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4448 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4449 (tree-cfg.o): Remove hashtab.h dependency.
4451 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4452 (struct ivopts_data): Change niters to pointer_map_t.
4453 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4454 (niter_for_exit): Create pointer_map on demand. Change for
4456 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4457 (free_loop_data): Destroy data->niters if created and reset field.
4458 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4459 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4461 * tree-ssa-reassoc.c: Include pointer-set.h.
4462 (bb_rank): Change to long *.
4463 (operand_rank): Change to pointer_map_t.
4464 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4465 (insert_operand_rank): Accept long.
4466 (operand_entry_hash, operand_entry_eq): Remove.
4467 (get_rank): Return long. Adjust for changes above.
4468 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4470 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4472 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4473 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4474 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4476 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4477 directly since it cannot be NULL.
4478 (get_vi_for_tree): Rewrite for pointer_map API.
4479 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4480 (init_alias_vars): Create vi_for_tree as pointer_map.
4481 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4483 * tree-cfg.c: Don't include hashtab.h.
4484 (edge_to_cases): Declare as pointer_map.
4485 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4487 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4488 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4489 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4491 (record_switch_edge): Delete.
4492 (get_cases_for_edge): Adjust for pointer_map API, inline
4493 record_switch_edge (rewritten for new API), remove goto.
4495 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4497 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4498 * tree-nested.c: Include pointer-set.h.
4499 (var_map_elt, var_map_eq, var_map_hash): Delete.
4500 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4502 (nesting_info_bitmap_obstack): New.
4503 (lookup_field_for_decl): Adjust for pointer_map API.
4504 (lookup_tramp_for_decl): Adjust for pointer_map API.
4505 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4506 (get_local_debug_decl): Adjust for pointer_map API.
4507 (convert_nl_goto_reference): Adjust for pointer_map API.
4508 (convert_nl_goto_receiver): Adjust for pointer_map API.
4509 (create_nesting_tree): Create outside GGC space. Create bitmap on
4510 the new obstack. Create field_map and var_map as pointer_maps.
4511 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4513 (lower_nested_functions): Move root here, no need to NULL it.
4514 Initialize and release the obstack.
4516 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4518 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4519 Remove prototypes and make them non-static.
4520 (struct tree_int_map): Remove.
4521 * tree.h (struct tree_int_map): Move here, turning TO into an
4523 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4525 * tree.h (TREE_COMPLEXITY): Remove.
4526 (struct tree_exp): Remove complexity field.
4527 * tree.c (build1_stat): Don't set it.
4529 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4530 Victor Kaplansky <victork@il.ibm.com>
4532 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4533 (vect_is_simple_reduction): Support reduction with induction as
4534 one of the operands.
4535 (vect_is_simple_iv_evolution): Fix formatting.
4536 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4537 formatting. Don't mark induction phis for vectorization.
4538 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4539 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4540 (vect_get_vec_def_for_operand): Support induction.
4541 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4543 (vectorizable_reduction): Support reduction with induction as one of
4545 (vectorizable_type_demotion): Use def-type of stmt argument rather
4546 than dummy def-type.
4548 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4549 flag_tree_scev_cprop.
4550 * common.opt (tree-scev-cprop): New flag.
4552 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4553 call to vect_get_new_vect_var.
4555 2007-02-06 Ira Rosen <irar@il.ibm.com>
4557 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4558 vectype is not NULL.
4559 (vect_pattern_recog_1): Likewise.
4561 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4563 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4564 (fold_negate_expr): Likewise.
4566 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4569 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4570 even if cv-qualification is the same.
4572 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4574 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4575 __enable_execute_stack on completion.
4577 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4579 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4580 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4581 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4582 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4583 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4584 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4585 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4586 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4588 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4590 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4591 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4592 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4593 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4594 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4595 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4596 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4597 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4598 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4599 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4600 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4601 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4602 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4603 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4604 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4605 sqrtextenddfxf2_i387): Added amdfam10_decode.
4607 * config/i386/athlon.md (athlon_idirect_amdfam10,
4608 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4609 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4610 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4611 athlon_ivector_store_amdfam10): New define_insn_reservation.
4612 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4617 * config/i386/athlon.md (athlon_call_amdfam10,
4618 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4619 define_insn_reservation.
4620 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4621 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4622 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4624 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4626 * config/i386/athlon.md (athlon_sseld_amdfam10,
4627 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4628 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4632 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4633 define_insn_reservation.
4634 * config/i386/i386.md (sseins): Added sseins to define_attr type
4635 and define_attr unit.
4636 * config/i386/sse.md: Set type attribute to sseins for insertq
4639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4641 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4642 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4643 ssecomi_load_amdfam10, ssecomi_amdfam10,
4644 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4645 define_insn_reservation.
4646 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4650 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4651 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4652 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4653 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4654 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4655 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4656 define_insn_reservation.
4658 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4659 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4660 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4661 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4662 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4666 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4667 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4668 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4669 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4670 athlon_ssemul_load_k8): Added amdfam10.
4672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4674 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4675 (x86_sse_unaligned_move_optimal): New variable.
4677 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4679 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4680 for unaligned vector SSE double/single precision loads for AMDFAM10.
4682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4684 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4685 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4686 Define TARGET_CPU_DEFAULT_amdfam10.
4687 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4688 (processor_type): Add PROCESSOR_AMDFAM10.
4690 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4691 processor_type in config/i386/i386.h.
4692 Enable imul peepholes for TARGET_AMDFAM10.
4694 * config.gcc: Add support for --with-cpu option for amdfam10.
4696 * config/i386/i386.c (amdfam10_cost): New variable.
4697 (m_AMDFAM10): New macro.
4698 (m_ATHLON_K8_AMDFAM10): New macro.
4699 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4700 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4701 x86_promote_QImode, x86_integer_DFmode_moves,
4702 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4703 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4704 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4705 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4706 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4707 Enable/disable for amdfam10.
4708 (override_options): Add amdfam10_cost to processor_target_table.
4709 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4710 processor_alias_table.
4711 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4712 (ix86_adjust_cost): Add code for amdfam10.
4714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4716 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4717 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4718 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4719 * config/i386/i386.h: Add builtin definition for SSE4A.
4720 * config/i386/i386.md: Add support for ABM instructions
4722 * config/i386/sse.md: Add support for SSE4A instructions
4723 (movntss, movntsd, extrq, insertq).
4724 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4725 Add -march=amdfam10 flag.
4726 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4727 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4729 * doc/extend.texi: Add documentation for SSE4A builtins.
4731 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4733 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4735 2007-02-05 Richard Guenther <rguenther@suse.de>
4737 * tree-vectorizer.h (vectorizable_function): Add argument type
4738 argument, change return type.
4739 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4740 * tree-vect-transform.c (vectorizable_function): Handle extra
4741 argument, return vectorized function decl.
4742 (build_vectorized_function_call): Remove.
4743 (vectorizable_call): Handle calls with result and argument types
4744 differing. Handle loop vectorization factor correctly.
4745 * targhooks.c (default_builtin_vectorized_function): Adjust for
4747 * targhooks.h (default_builtin_vectorized_function): Likewise.
4748 * target.h (builtin_vectorized_function): Add argument type
4750 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4751 extra argument, allow vectorizing of lrintf.
4752 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4753 documentation of target hook.
4755 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4758 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4759 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4760 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4762 2007-02-05 Roger Sayle <roger@eyesopen.com>
4764 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4765 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4766 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4767 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4768 before canonicalizing sincos to cexpi.
4769 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4771 2007-02-05 Roger Sayle <roger@eyesopen.com>
4773 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4774 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4775 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4777 2007-02-05 Roger Sayle <roger@eyesopen.com>
4779 * mips-tfile.c (initialize_init_file): Correct endianness test.
4781 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4783 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4786 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4788 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4789 saves in a PARALLEL before the register assignments.
4791 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4793 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4794 DWARF_FRAME_RETURN_COLUMN to be a general register.
4795 * dwarf2out.c (init_return_column_size): New function, split from...
4796 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4797 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4798 to be nongeneral registers.
4799 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4801 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4802 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4804 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4806 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4808 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4810 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4811 (remove_path): Use can_remove_branch_p and remove_branch instead
4812 of loop_delete_branch_edge.
4813 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4814 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4815 Update profile using scale_dominated_blocks_in_loop.
4816 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4817 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4818 (can_remove_branch_p, remove_branch): Declare.
4819 * tree-cfg.c (tree_can_remove_branch_p): New function.
4820 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4821 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4822 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4824 2007-02-05 Jan Hubicka <jh@suse.cz>
4827 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4828 nodes in cgraph, don't remove offline copy of the function.
4830 2007-02-04 Jan Hubicka <jh@suse.cz>
4832 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4833 vectors might cause maybe_lookup_element_for_expr to be called
4834 on non-sra-candidate.
4836 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4838 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4839 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4840 spelling conventions.
4842 2007-02-04 Richard Guenther <rguenther@suse.de>
4845 * fold-const.c (try_move_mult_to_index): Make sure to not
4846 overflow one dimension of a multi-dimensional array access.
4848 2007-02-04 Jan Hubicka <jh@suse.cz>
4850 * passes.c (init_optimization_passes): Reindent.
4852 2007-02-04 Jan Hubicka <jh@suse.cz>
4853 Eric Botcazou <ebotcazou@adacore.com>
4855 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4856 (execute_fixup_cfg): Break out the abnormal goto code.
4857 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4858 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4859 (optimize_inline_calls): Call make_nonlocal_label_edges.
4861 2007-02-04 Jan Hubicka <jh@suse.cz>
4863 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4864 true when something was changed.
4865 (rename_ssa_copies): When something was changed, do
4866 TODO_remove_unused_locals.
4867 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4868 add TODO_remove_unused_locals when instruction was removed.
4870 2007-02-04 Jan Hubicka <jh@suse.cz>
4872 * ipa-inline.c (try_inline): Improve debug output; work on already
4874 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4875 call try_inline for already inlined edges too when flattening;
4876 inline also functions that make callee growth but overall unit size
4879 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4881 * config/m32c/bitops.md, config/m32c/jump.md,
4882 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4883 config/m32r/m32r.h, config/m32r/m32r.md,
4884 config/m32r/predicates.md, config/m68hc11/larith.asm,
4885 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4886 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4887 config/mips/mips-protos.h, config/mips/mips.c,
4888 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4889 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4890 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4891 spelling conventions.
4893 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4894 Follow spelling conventions.
4896 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4898 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4899 warn about C++0x compatibility.
4901 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4903 * config/h8300/h8300.c, config/h8300/h8300.h,
4904 config/h8300/h8300.md: Follow spelling conventions.
4906 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4909 * combine.c (try_combine): Do not substitute source operand
4910 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4912 2007-02-03 Jan Hubicka <jh@suse.cz>
4914 PR gcov-profile/30650
4915 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4916 do not divide by zero for never executed counters.
4917 (tree_find_values_to_profile): Fix counters.
4918 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4920 2007-02-03 Ian Lance Taylor <iant@google.com>
4922 * lower-subreg.c (simple_move_operand): New static function,
4923 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4925 (simple_move): Call simple_move_operand.
4926 (find_decomposable_subregs): Add special handling of MEMs.
4927 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4928 meaning of return value. If we see a hard register, test whether
4929 it can store a word_mode value. Change all callers.
4931 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4933 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4934 ftrapv insns and expanders.
4935 (subdi3): Change define_expand operand 1 to arith11_operand, and
4936 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4937 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4938 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4942 * varasm.c (notice_global_symbol): Treat global objects as weak when
4945 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4947 * emit-rtl.c (dconstpi): Delete.
4949 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4950 * real.h (dconstpi): Delete.
4952 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4953 (fold_builtin_hypot): Likewise.
4955 2007-02-03 Tom Tromey <tromey@redhat.com>
4958 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4959 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4961 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4963 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4964 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4965 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4966 config/rs6000/cell.md, config/rs6000/darwin.h,
4967 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4968 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4969 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4970 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4971 typos. Follow spelling conventions.
4972 * doc/invoke.texi: Follow spelling conventions.
4974 2007-02-03 Roger Sayle <roger@eyesopen.com>
4976 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4977 canonicalization transformations that attempt to simplify integer
4978 constant comparisons to become comparisons against zero.
4980 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4982 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4984 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4985 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4987 2007-02-02 Mike Stump <mrs@apple.com>
4989 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4990 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4991 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4992 generate a branch island.
4994 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4996 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4997 (xtensa_legitimate_address_p): New.
4998 (xtensa_legitimize_address): New.
4999 (xtensa_output_addr_const_extra): New.
5000 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5002 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5003 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5004 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5005 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5006 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5007 (xtensa_legitimize_address): New.
5008 (xtensa_output_addr_const_extra): New.
5010 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5012 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5014 2007-02-02 Ian Lance Taylor <iant@google.com>
5016 * expmed.c (expand_divmod): Add comment.
5018 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5020 * emit-rtl.c (renumber_insns): Remove.
5021 * flags.h: Remove the extern for flag_renumber_insns.
5022 * rtl.h: Remove the prototype for renumber_insns.
5023 * toplev.c (flag_renumber_insns): Remove.
5025 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5027 Revert for x86 darwin:
5028 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5030 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5031 code before the following patch under TARGET_MACHO.
5032 (ix86_function_value_regno_p): Likewise.
5034 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5036 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5039 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5042 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5043 general or fp registers. Add comments.
5044 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5046 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5048 * pointer-set.c (insert_aux): Only return insertion slot.
5049 (pointer_set_insert): Adjust.
5050 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5051 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5052 pointer_map_traverse): New.
5053 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5054 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5055 pointer_map_contains, pointer_map_traverse): Declare.
5057 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5060 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5061 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5063 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5065 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5067 (struct _dep): New type.
5068 (dep_t): New typedef.
5069 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5070 (DEP_STATUS): New access macro. The macro with the same name was
5071 renamed to DEP_LINK_STATUS.
5072 (dep_init): Declare function
5074 (struct _dep_link): New type.
5075 (dep_link_t): New typedef.
5076 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5077 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5078 (DEP_LINK_STATUS): New macro.
5079 (debug_dep_links): New debug function.
5081 (struct _deps_list): New type.
5082 (deps_list_t): New typedef.
5083 (DEPS_LIST_FIRST): New access macro.
5084 (FOR_EACH_DEP_LINK): New cycle macro.
5085 (create_deps_list, free_deps_list, delete_deps_list): Declare
5087 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5088 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5089 (copy_deps_list_change_con): Ditto.
5091 (move_dep_link): Declare function.
5093 (struct _dep_node): New type.
5094 (dep_node_t): New typedef.
5095 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5097 (struct haifa_insn_data.back_deps): New field to hold backward
5098 dependencies of the insn.
5099 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5101 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5102 Change its type to deps_list_t.
5103 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5104 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5105 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5107 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5109 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5111 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5113 (dep_cost): Declare.
5115 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5116 (ds_to_dk, dk_to_ds): New functions.
5118 (init_dep_1): New static function.
5119 (init_dep): New function.
5120 (copy_dep): New static function.
5122 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5124 (detach_dep_link): New static function.
5125 (move_dep_link): New function.
5127 (dep_links_consistent_p, dump_dep_links): New static functions.
5128 (debug_dep_links): New debugging function.
5130 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5132 (alloc_deps_list, init_deps_list): New static functions.
5133 (create_deps_list): New function.
5134 (clear_deps_list): New static function.
5135 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5136 (deps_list_consistent_p, dump_deps_list): New static functions.
5137 (debug_deps_list): New function.
5138 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5140 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5142 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5143 use new scheduler dependencies lists.
5144 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5145 (sched_analyze): Ditto. Initialize dependencies lists.
5146 (add_forw_dep, compute_forward_dependences): Update to use new
5147 scheduler dependencies lists.
5149 (init_dependency_caches): Init deps_obstack.
5150 (free_dependency_caches): Free deps_obstack.
5152 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5153 new scheduler dependencies lists.
5154 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5155 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5157 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5158 Update to use new scheduler dependencies lists.
5159 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5160 (debug_dependencies): Ditto.
5161 (schedule_region): Update comments.
5163 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5164 scheduler dependencies lists.
5165 (schedule_ebb): Update comments.
5167 * rtl.def (DEPS_LIST): Remove.
5169 * lists.c (unused_deps_list): Remove.
5170 (free_list): Update assertions.
5172 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5173 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5175 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5176 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5178 * haifa-sched.c (comments): Update.
5179 (insn_cost1): Remove. Inline the code into insn_cost ().
5180 (insn_cost): Update to use new scheduler dependencies lists. Move
5181 processing of the dependency cost to dep_cost ().
5182 (dep_cost): New function. Use it instead of insn_cost () when
5183 evaluating cost of the dependency. Use compatible interface to
5184 interact with the target.
5185 (priority): Update to use new scheduler dependencies lists.
5186 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5187 with greater number of insns that depend on the insn.
5188 (schedule_insn): Update to use new scheduler dependencies lists. Add
5189 code to free backward dependencies lists. Inline and optimize code
5190 from resolve_dep () - see PR28071.
5191 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5192 lists. Update call to targetm.sched.is_costly_dependence hook.
5194 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5195 scheduler dependencies lists.
5197 (resolve_dep): Remove. Move the logic to schedule_insn ().
5198 (init_h_i_d): Initialize dependencies lists.
5200 (process_insn_depend_be_in_spec): Rename to
5201 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5203 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5204 Update to use new scheduler dependencies lists.
5205 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5207 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5208 new scheduler dependencies lists.
5209 (build_intra_loop_deps): Ditto.
5211 * target.h (struct _dep): Declare to use in
5212 gcc_target.sched.is_costly_dependence.
5213 (struct gcc_target.sched.adjust_cost): Fix typo.
5214 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5215 single dep_t parameter instead of an equivalent triad.
5216 (struct gcc_target.sched.adjust_cost_2): Remove.
5218 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5220 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5222 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5224 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5226 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5227 (REG_DEP_TRUE): Document.
5229 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5230 Change signature to correspond to the targetm.sched.adjust_cost hook.
5231 Update use in TARGET_SCHED_ADJUST_COST_2.
5232 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5233 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5234 new scheduler dependencies lists.
5235 (ia64_gen_check): Ditto.
5237 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5240 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5241 signature to correspond to the targetm.sched.is_costly_dependence hook.
5242 (is_costly_group): Update to use new scheduler dependencies lists.
5244 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5245 instead of INSN_COST () macro.
5247 2007-02-01 Ian Lance Taylor <iant@google.com>
5249 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5251 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5253 * pa.md (tp_load): Correct mfctl instruction syntax.
5255 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5257 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5258 altivec_padding_size calculation on AIX. Improve comment, add
5259 assert to verify that it's right.
5261 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5264 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5267 * global.c (global_alloc): Add mising initialization of
5270 2007-02-01 Roger Sayle <roger@eyesopen.com>
5272 * alias.c (init_alias_analysis): Correct whitespace.
5273 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5274 partition_hot_cold_basic_blocks): Likewise.
5275 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5276 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5277 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5278 fold_builtin_snprintf_chk, fold_builtin_printf,
5279 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5280 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5281 * cfgcleanup.c (cleanup_cfg): Likewise.
5282 * cfgexpand.c (tree_expand_cfg): Likewise.
5283 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5284 * function.c (get_next_funcdef_no): Likewise.
5285 * gengtype.c (main): Likewise.
5286 * genmodes.c (main): Likewise.
5287 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5288 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5289 * ifcvt.c (noce_emit_move_insn): Likewise.
5290 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5292 * stor-layout.c (get_best_mode): Likewise.
5293 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5294 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5295 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5296 perform_var_substitution, solve_graph): Likewise.
5297 * tree-vrp.c (vrp_finalize): Likewise.
5299 2007-02-01 Ian Lance Taylor <iant@google.com>
5301 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5302 high part of a paradoxical subreg, return a constant zero.
5304 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5306 * toplev.c (lang_dependent_init): Call init_set_costs.
5307 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5309 2007-02-01 Richard Guenther <rguenther@suse.de>
5312 * fold-const.c (fold_negate_expr): Allow negating a
5313 constant if overflow does not change.
5315 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5317 * doc/c-tree.texi (Expression trees): Improve markup.
5318 * doc/tm.texi (Register Classes, Addressing Modes)
5319 (Floating Point): Fix spacing after abbreviations. Fix some
5322 2007-02-01 Ben Elliston <bje@au.ibm.com>
5324 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5325 * doc/contrib.texi: Likewise.
5326 * doc/install.texi: Likewise.
5328 2007-01-31 Richard Henderson <rth@redhat.com>
5329 Ian Lance Taylor <iant@google.com>
5331 * lower-subreg.c: New file.
5332 * rtl.def (CONCATN): Define.
5333 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5335 * emit-rtl.c (update_reg_offset): New static function, broken out
5336 of gen_rtx_REG_offset.
5337 (gen_rtx_REG_offset): Call update_reg_offset.
5338 (gen_reg_rtx_offset): New function.
5339 * regclass.c: Revert patch of 2006-03-05, restoring
5341 (clear_reg_info_regno): New function.
5342 * dwarf2out.c (concatn_loc_descriptor): New static function.
5343 (loc_descriptor): Handle CONCATN.
5344 * common.opt (fsplit_wide_types): New option.
5345 * opts.c (decode_options): Set flag_split_wide_types when
5347 * timevar.def (TV_LOWER_SUBREG): Define.
5348 * rtl.h (gen_reg_rtx_offset): Declare.
5349 (reg_scan_update): Declare.
5350 * regs.h (clear_reg_info_regno): Declare.
5351 * tree-pass.h (pass_lower_subreg): Declare.
5352 (pass_lower_subreg2): Declare.
5353 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5354 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5356 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5357 * Makefile.in (OBJS-common): Add lower-subreg.o.
5358 (lower-subreg.o): New target.
5360 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5362 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5364 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5367 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5369 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5372 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5374 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5376 * cfgloop.h: Include vec-prim.h.
5377 (enum li_flags): Remove LI_ONLY_OLD.
5378 (loop_iterator): Changed.
5379 (fel_next, fel_init): Iterate over loop tree.
5380 (FOR_EACH_LOOP_BREAK): New macro.
5381 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5383 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5384 * modulo-sched.c (sms_schedule): Ditto.
5385 * tree-vectorizer.c (vectorize_loops): Ditto.
5386 * doc/loop.texi: Update information on loop numbering and behavior of
5387 FOR_EACH_LOOP wrto new loops.
5388 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5389 add_to_evolution_1): Test nestedness of loops instead of comparing
5391 * tree-chrec.c (chrec_fold_plus_poly_poly,
5392 chrec_fold_multiply_poly_poly, chrec_evaluate,
5393 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5394 reset_evolution_in_loop): Ditto.
5395 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5397 2007-01-31 Dirk Mueller <dmueller@suse.de>
5399 * c-common.c (warn_about_parentheses): Separate warning about
5400 un-parenthized sequence of comparison operators from the one
5401 which is supposed to warn about x <= y <= z.
5403 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5405 * optabs.h (enum optab_index): Add new OTI_isinf.
5406 (isinf_optab): Define corresponding macro.
5407 * optabs.c (init_optabs): Initialize isinf_optab.
5408 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5410 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5411 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5413 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5414 expand_builtin_interclass_mathfn.
5415 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5416 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5417 (fxam<mode>2_i387): New insn pattern.
5418 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5419 built-in functions as x87 inline asm.
5421 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5423 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5425 2007-01-30 Eric Christopher <echristo@apple.com>
5427 * config.gcc: Add geode.
5429 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5431 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5432 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5433 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5434 value-prof.c: Fix comment typos.
5436 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5439 * doc/invoke.texi (Wpointer-arith): Document warning.
5441 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5443 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5444 the list of discrepancies from the draft TR.
5446 2007-01-30 Dirk Mueller <dmueller@suse.de>
5449 * doc/invoke.texi (-Wreturn-type): Update description to
5452 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5454 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5456 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5458 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5459 to handle optabs that operate on floating point input argument and
5460 output to integer output.
5461 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5462 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5463 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5464 expand_builtin_interclass_mathfn ().
5465 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5467 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5468 ilogbl built-in functions as x87 intrinsics.
5470 2007-01-30 Richard Guenther <rguenther@suse.de>
5473 * dwarf2out.c (reference_to_unused): Query varpool if the
5474 variable was output.
5476 2007-01-30 Richard Guenther <rguenther@suse.de>
5479 * passes.c (execute_one_pass): Reset in_gimple_form to not
5480 confuse non-unit-at-a-time mode.
5482 2007-01-29 Roger Sayle <roger@eyesopen.com>
5483 Richard Guenther <rguenther@suse.de>
5485 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5486 avoid undefined behaviour on overflow. Use force_fit_type_double
5487 to construct the constant with the specified TREE_OVERFLOW.
5489 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5491 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5492 * config/dfp-bit.h: Ditto.
5494 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5496 * c-decl.c (pop_scope): Replace warnings with call to
5497 warn_for_unused_label.
5498 * c-common.h (warn_for_unused_label): Declare.
5499 * c-common.c (warn_for_unused_label): Define.
5501 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5503 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5506 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5508 * Makefile.in (USER_H): Remove decfloat.h.
5509 * ginclude/decfloat.h: Delete, moving contents to ...
5510 * ginclude/float.h: Add support for decimal floating point,
5511 guarded by __STDC_WANT_DEC_FP__.
5513 2007-01-29 Mike Stump <mrs@apple.com>
5515 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5516 Analysis and Representation to resolve case insensitive conflict.
5517 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5519 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5521 * tree.h (struct tree_memory_tag): Add aliases member.
5522 (MTAG_ALIASES): New macro.
5523 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5524 (add_may_alias): Remove pointer-set. Update for may_aliases being
5526 (mark_aliases_call_clobbered): Update for may_aliases being a
5528 (compute_tag_properties): Ditto.
5529 (create_partition_for): Ditto.
5530 (compute_memory_partitions): Ditto.
5531 (dump_may_aliases_for): Ditto.
5532 (is_aliased_with): Ditto.
5533 (add_may_alias_for_new_tag): Ditto.
5534 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5535 (compute_is_aliased): New function.
5536 (compute_may_aliases): Call compute_is_aliased).
5537 (init_alias_info): Initialize alias_bitmap_obstack.
5538 (union_alias_set_into): New function.
5539 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5540 (have_common_aliases_p): Rewrite to take two bitmaps and use
5542 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5544 (finalize_ref_all_pointers): Update for add_may_alias changes.
5545 (new_type_alias): Ditto.
5546 * tree-flow-inline.h (may_aliases): Return a bitmap.
5547 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5548 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5549 may_aliases being a bitmap.
5550 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5551 may_aliases now returns a bitmap.
5552 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5554 * tree-ssa-operands.c (add_virtual_operand): Update for
5555 may_aliases being a bitmap.
5557 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5559 PR tree-optimization/30630
5560 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5561 variable as changed.
5563 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5566 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5567 expanded only once even if an error occurs.
5569 2007-01-29 Ben Elliston <bje@au.ibm.com>
5571 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5572 (__gcov_average_profiler): Likewise.
5573 (__gcov_ior_profiler): Likewise.
5574 (__gcov_merge_ior): Likewise.
5576 2007-01-28 Jan Hubicka <jh@suse.cz>
5578 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5579 * value-prof.c (stringop_block_profile): Likewise.
5581 2007-01-28 Jan Hubicka <jh@suse.cz>
5583 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5584 variant handling histograms; add wrapper.
5585 (clear_storage_via_libcall): Export.
5586 (emit_block_move_hints): Break out from ...; add histograms.
5587 (emit_block_move): ... this one.
5588 (clear_storage_hints): Break out from ...; add histograms.
5589 (clear_storage): ... this one.
5590 (set_storage_via_memset): Handle histogram.
5591 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5592 (clear_storage_hints, clear_storage_via_libcall): Declare.
5593 (set_storage_via_setmem): Update prototype.
5594 * doc/md.texi (movmem, setmem): Document new arguments.
5596 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5598 (stringop_block_profile): New global function.
5599 (tree_stringops_values_to_profile): Profile block size and alignment.
5600 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5602 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5603 (stringop_block_profile): Declare.
5604 * builtins.c: Include value-prof.h.
5605 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5606 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5607 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5608 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5609 * profile.c (instrument_values): Add new counters.
5610 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5612 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5613 (tree_init_edge_profiler): Build new profilers.
5614 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5615 (pass_tree_profile): Add dump.
5616 (tree_profile_hooks): Update.
5617 * Makefile.in (LIBGCOV): Add new constants.
5618 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5619 __gcov_ior_profiler): New.
5620 * i386.md (movmem/setmem expanders): Add new optional arguments.
5622 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5624 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5626 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5628 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5629 (tree_unswitch_single_loop): Pass eni_size_weights to
5630 tree_num_loop_insns.
5631 * tree-ssa-loop-manip.c: Include tree-inline.h.
5632 (can_unroll_loop_p): Pass eni_size_weights to
5633 tree_num_loop_insns.
5634 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5635 Pass eni_size_weights to estimate_num_insns.
5636 * tree.h (init_inline_once): Export.
5637 * toplev.c (backend_init): Call init_inline_once.
5638 * cgraphunit.c (cgraph_process_new_functions,
5639 cgraph_analyze_function): Pass eni_inlining_weights to
5641 * ipa-inline.c (compute_inline_parameters): Ditto.
5642 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5643 to estimate_num_insns.
5644 (try_unroll_loop_completely): Pass eni_size_weights to
5645 tree_num_loop_insns.
5646 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5647 ot estimate_num_insns.
5648 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5649 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5650 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5651 eni_time_weights): New variables.
5652 (init_inline_once): Initialize them.
5653 (struct eni_data): Mew.
5654 (estimate_num_insns_1, estimate_num_insns): Use weights.
5655 * tree-inline.h (struct eni_weights_d): New.
5656 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5657 (estimate_num_insns): Declaration changed.
5658 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5659 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5660 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5662 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5664 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5665 relations in the conflict function is valid.
5667 2007-01-27 Ian Lance Taylor <iant@google.com>
5669 * common.opt: Add fstrict-overflow.
5670 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5671 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5672 (TYPE_OVERFLOW_UNDEFINED): Define.
5673 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5675 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5676 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5677 (fold_negate_expr): Likewise.
5678 (make_range): Likewise.
5679 (extract_muldiv_1): Likewise.
5680 (maybe_canonicalize_comparison): Likewise.
5681 (fold_comparison): Likewise.
5682 (fold_binary): Likewise.
5683 (tree_expr_nonnegative_p): Likewise.
5684 (tree_expr_nonzero_p): Likewise.
5685 * tree-vrp.c (compare_values): Likewise.
5686 (extract_range_from_binary_expr): Likewise.
5687 (extract_range_from_unary_expr): Likewise.
5688 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5690 (nowrap_type_p): Likewise.
5691 * tree-scalar-evolution.c (simple_iv): Likewise.
5692 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5693 (build_range_check): Likewise.
5694 (extract_muldiv_1): Likewise.
5695 (fold_comparison): Likewise.
5696 * tree-vrp.c (vrp_int_const_binop): Likewise.
5697 (extract_range_from_unary_expr): Likewise.
5698 * convert.c (convert_to_integer): Likewise.
5699 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5700 (fold_comparison): Likewise.
5701 (fold_binary): Likewise.
5702 * optabs.c (optab_for_tree_code): Likewise.
5703 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5704 * simplify-rtx.c (simplify_const_relational_operation): Check
5705 flag_strict_overflow and flag_trapv.
5706 (simplify_const_relational_operation): Likewise.
5707 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5708 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5711 2007-01-27 Roger Sayle <roger@eyesopen.com>
5713 * tree.c (tree_fold_gcd): Delete.
5714 * tree.h (tree_fold_gcd): Remove prototype.
5715 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5716 test whether one constant integer is a multiple of another. Instead
5717 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5718 * fold-const.c (multiple_of_p): We've determined both TOP and
5719 BOTTOM are integer constants so we can call int_const_binop directly
5720 instead of the more generic const_binop.
5722 2007-01-27 Roger Sayle <roger@eyesopen.com>
5724 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5725 1*X check that the constant hasn't overflowed, to preserve the
5727 (round_up): Provide an efficient implementation when rouding-up an
5728 INTEGER_CST to a power-of-two.
5730 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5732 * doc/sourcebuild.texi: Add comma for clarity.
5733 * doc/extend.texi: Fix some typos.
5734 * doc/passes.texi: Likewise.
5735 * doc/cppinternals.texi: Likewise.
5736 * doc/c-tree.texi: Likewise.
5737 * doc/tree-ssa.texi: Likewise.
5738 * doc/install.texi: Likewise.
5740 2007-01-27 Jan Hubicka <jh@suse.cz>
5742 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5743 (pass_sra): Do not require alias information.
5744 * passes.c (init_optimization_passes): Add SRA
5746 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5748 * tracer.c (rest_of_handle_tracer): We already cleaned
5749 up the CFG in tracer() so don't do it here again.
5750 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5751 cleanup_cfg here, either. And don't call renumber_insns.
5753 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5754 and BB_HEAD are in the insn stream here. Instead make sure
5755 that BB_INSN is valid on all insns. Also, do check here that
5756 there are no pending branch predictions...
5757 (rtl_verify_flow_info): ...instead of doing it here. Checks
5758 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5761 2007-01-26 Roger Sayle <roger@eyesopen.com>
5763 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5764 function to simplify/factorize operand order canonicalization.
5765 (ix86_fixup_binary_operands): Reorganize using the above function.
5766 (ix86_binary_operator_ok): Likewise.
5768 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5770 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5771 file scope from optimize_attrs.
5772 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5774 (optimize_attrs): Clear insn_code_values after freeing it.
5776 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5778 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5779 a parts.base assignment.
5781 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5783 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5784 (compute_subscript_distance, initialize_data_dependence_relation,
5785 finalize_ddr_dependent, analyze_ziv_subscript,
5786 analyze_siv_subscript_cst_affine,
5787 compute_overlap_steps_for_affine_univar,
5788 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5789 analyze_siv_subscript, analyze_miv_subscript,
5790 analyze_overlapping_iterations, subscript_dependence_tester_1,
5791 compute_self_dependence, free_dependence_relation): Work
5792 with affine_fn instead of chrecs.
5793 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5794 common_affine_function, affine_function_base,
5795 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5796 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5797 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5798 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5799 (all_chrecs_equal_p): Removed.
5800 * tree-data-ref.h (affine_fn, conflict_function): New types.
5801 (struct subscript): Change type of conflicting_iterations_in_a
5802 and conflicting_iterations_in_b.
5804 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5807 * config/pa/pa.h (TARGET_HPUX_11): New.
5808 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5809 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5811 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5812 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa-structalias.c (solve_graph): Handle case
5815 we merged the variable to another.
5817 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5819 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5822 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5823 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5825 2007-01-25 DJ Delorie <dj@redhat.com>
5827 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5828 allow changes to modes which don't fit in those registers.
5830 * reload1.c (choose_reload_regs): Check for invalid subregs before
5831 computing their locations, not after.
5833 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5836 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5837 save Altivec registers in an eh_return function.
5838 (compute_vrsave_mask): Likewise.
5839 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5840 for saving Altivec registers.
5841 (rs6000_emit_prologue): Don't allocate stack twice in
5842 eh_return function. Correct expected value of altivec_save_offset
5843 when using save_world. Describe save of R0 to stack when using
5844 save_world. Describe stack pointer adjustment when using
5845 save_world. Remove duplicated eh_return parameter register saving.
5846 Update sp_offset variable after save_world.
5847 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5849 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5850 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5853 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5855 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5857 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5860 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5861 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5863 2007-01-25 Richard Guenther <rguenther@suse.de>
5865 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5866 * common.opt (-Wcoverage-mismatch): New warning option.
5867 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5868 if -Wcoverage-mismatch is given.
5870 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5872 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5873 (ipcp_driver): Change to static definition.
5874 Add dumping of the ifunctions.
5875 (constant_val_insert): Remove unused parameter. Support for SSA.
5876 (ipcp_propagate_const): Support for SSA.
5877 (ipcp_profile_bb_print): Print only analyzed nodes.
5878 (ipcp_replace_map_create): Remove support for Fortran constant
5880 * ipa-prop.c (ipa_method_modify_stmt,
5881 ipa_callsite_compute_param): Support for SSA.
5882 * ipa-prop.h (ipcp_driver): Remove declaration.
5883 (IS_VALID_TREE_MAP_INDEX): Add define.
5885 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5887 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5889 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5892 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5893 constant argument to cabs and do it without checking for
5894 -funsafe-math-optimizations.
5896 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5898 * c-common.h (RID_FIRST_CXX0X): New.
5899 (RID_LAST_CXX0X): New.
5900 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5902 * c.opt (Wc++0x-compat): New.
5903 * doc/invoke.texi (-Wc++0x-compat): Document.
5905 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * builtins.c (fold_builtin_carg): New.
5908 (fold_builtin_1): Use it.
5910 2007-01-24 Jan Hubicka <jh@suse.cz>
5912 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5914 * ipa-inline.c (initial_insns, max_insns): Delete.
5915 (compute_max_insns): New function.
5916 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5917 of insns as base for code growth.
5918 (cgraph_decide_inlining): Make initial_insns local; do not compute
5920 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5921 * doc/invoke.texi (inline-unit-growth): Update docs.
5923 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5925 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5926 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5927 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5928 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5929 for CPUs that have PTA_CX16 set.
5932 * gimplify.c (omp_check_private): New function.
5933 (gimplify_scan_omp_clauses): Use it for
5934 firstprivate/lastprivate/reduction.
5937 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5938 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5941 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5942 If lower_lastprivate_clauses emits some statements, append them
5943 to dlist rather than body_p and to body_p append an initializer.
5944 (lower_omp_for): Adjust caller.
5946 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5948 * target.h (globalize_decl_name): New.
5949 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5950 * output.h (default_globalize_decl_name): New.
5951 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5953 (globalize_decl): Ditto.
5954 (default_globalize_decl_name): New.
5955 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5956 (ia64_handle_version_id_attribute): New.
5957 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5958 (ia64_asm_output_external): Use globalize_decl_name instead
5960 * doc/extend.texi (version_id): New pragma.
5961 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5963 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5965 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5966 _uleb128_t and _Unwind_SWord with _sleb128_t.
5967 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5968 uw_frame_state_for, uw_update_context_1): Likewise.
5969 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5970 * unwind-pe.h (read_uleb128, read_sleb128,
5971 read_encoded_value_with_base): Likewise.
5972 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5974 2007-01-24 Richard Guenther <rguenther@suse.de>
5976 * builtins.c (expand_builtin_cexpi): Get the fndecl
5977 for cexp in the correct way.
5979 2007-01-24 Jan Hubicka <jh@suse.cz>
5981 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5983 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5985 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5986 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5987 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5988 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5989 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5990 __SIZEOF_PTRDIFF_T__.
5991 * doc/cpp.texi: Documentation for the new builtin macros added.
5993 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5995 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5996 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5997 instead of operands[2] to avoid access past the end of array.
5999 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6001 * reload1.c (emit_reload_insns): Pass the reload register
6002 for a non-spill output reload through forget_old_reloads_1.
6004 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6006 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6007 _SOFT_DOUBLE if doubles use software floating-point.
6008 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6009 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6010 * config/rs6000/darwin-ldouble.c: Also compile functions for
6011 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6012 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6013 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6014 commented-out long double override.
6015 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6016 * config/rs6000/eabispe.h: Likewise.
6017 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6018 long double for non-SPE.
6019 (rs6000_handle_option): Likewise.
6020 (invalid_e500_subreg): Disallow more subregs involding DImode,
6021 DFmode, TImode or TFmode.
6022 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6024 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6026 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6027 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6029 (rs6000_legitimate_address): Also check for TFmode for E500
6031 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6032 (spe_build_register_parallel): Handle TFmode and TCmode.
6033 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6035 (function_arg): Handle TFmode and TCmode for E500 double.
6036 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6038 (print_operand): Handle TFmode and TImode for %y.
6039 (rs6000_generate_compare): Handle TFmode comparisons for E500
6041 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6042 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6043 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6044 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6045 TFmode for E500 double.
6046 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6047 (floatsidf2): Enable for E500 double.
6048 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6049 (extenddftf2): Change to extenddftf2_fprs.
6050 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6051 depending on TARGET_E500_DOUBLE.
6052 (extendsftf2): Enable for E500 double.
6053 (trunctfdf2): Enable for E500 double.
6054 (trunctfsf2): Change to trunctfsf2_fprs.
6055 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6056 depending on TARGET_E500_DOUBLE.
6057 (floatsitf2): Enable for E500 double.
6058 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6059 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6060 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6061 (negtf2): Change to negtf2_internal.
6062 (negtf2): New expander.
6063 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6064 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6065 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6066 (movdi_internal32): Use rs6000_nonimmediate_operand.
6067 (unnamed splitter): Likewise.
6068 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6069 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6070 (SPE64TF, DITI): New mode macros.
6071 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6074 (frob_<mode>_di_2): New.
6075 (frob_tf_di_8_2): New.
6076 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6078 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6080 (frob_ti_<mode>_8_2): New.
6081 (frob_ti_tf_2): New.
6082 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6083 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6085 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6086 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6087 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6088 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6089 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6090 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6093 2007-01-23 Ian Lance Taylor <iant@google.com>
6095 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6097 (OBJS-archive): Reformat, alphabetize.
6098 (OBJS): Change out_object_file to OBJS-md.
6100 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6102 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6103 JUMP_P and CALL_P predicates where applicable.
6104 * config/i386/i386.c: Ditto.
6105 * config/i386/i386.md: Ditto.
6106 * config/i386/mmx.md: Ditto.
6107 * config/i386/predicates.md: Ditto.
6109 2007-01-22 Andreas Schwab <schwab@suse.de>
6111 * config/m68k/m68k.h: Fix comment.
6113 2007-01-22 Jan Hubicka <jh@suse.cz>
6115 * passes.c (init_optimization_passes): Do not rerun
6116 pass_early_warn_uninitialized.
6118 2007-01-22 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/30038
6121 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6123 (execute_cse_sincos_1): Likewise.
6124 (execute_cse_sincos): Likewise.
6125 (gate_cse_sincos): Likewise.
6126 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6127 the cexpi() canonicalization of sincos().
6128 * tree-pass.h (pass_cse_sincos): Declare.
6129 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6131 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6133 PR rtl-optimization/29329
6134 * combine.c (replaced_rhs_insn): Rename to i2mod.
6135 (replaced_rhs_value): Rename to i2mod_new_rhs.
6136 (i2mod_old_rhs): New global variable.
6137 (combine_instructions): Adjust for above change. Save a copy of
6138 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6139 note are substituted in the second instruction.
6140 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6141 ditch the note if it pertains to the second eliminated register
6142 and this register is mentioned in i2mod_old_rhs.
6145 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6147 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6148 the insn to which the note was originally attached.
6150 2007-01-21 Jan Hubicka <jh@suse.cz>
6152 * ipa-inline.c (inlining_mode): Comment, move up.
6153 (cgraph_decide_inlining_incrementally): Do not perform inlining
6154 itself; fix handling of flattening of self recursive functions.
6155 (cgraph_find_cycles): Remove.
6156 (cgraph_flatten_node): Remove.
6157 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6158 (try_inline): New function.
6159 (cgraph_early_inlining): Update call of
6160 cgraph_decide_inlining_incrementally. Apply inlining here.
6161 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6163 2007-01-21 Dirk Mueller <dmueller@suse.de>
6166 * tree-vrp.c (check_array_bounds): do not warn
6167 about ADDR_EXPR's of ARRAY_REF's which are immediately
6168 used in binary expressions.
6170 2007-01-21 Ira Rosen <irar@il.ibm.com>
6172 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6173 read_write_dep and macros for its access.
6174 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6175 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6176 argument, call vect_check_interleaving for every independent pair of
6177 data-refs. Mark loads that access the same memory location as a store
6179 (vect_check_dependences): Remove.
6180 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6181 call, fix the call to vect_analyze_data_ref_dependence.
6182 (vect_analyze_data_ref_access): For statements that access the same
6183 data-ref, check that they are not stores; for loads, check that there
6184 is no store that access the same location.
6186 2007-01-20 Roger Sayle <roger@eyesopen.com>
6187 Joseph Myers <joseph@codesourcery.com>
6189 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6190 (-fdump-rtl-stack): Likewise.
6191 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6192 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6193 (-mpt-fixed): Use @minus{} for minus sign.
6194 (Using Precompiled Headers): Fix under/overfull hbox.
6196 2007-01-20 Jan Hubicka <jh@suse.cz>
6198 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6199 place within annotation.
6201 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6203 * pa.c (output_move_double): Change array size of xoperands to 4.
6205 2007-01-20 Jan Hubicka <jh@suse.cz>
6207 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6210 2007-01-19 Ian Lance Taylor <iant@google.com>
6212 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6213 constant to unsigned HOST_WIDE_INT before negating.
6215 2007-01-19 Ian Lance Taylor <iant@google.com>
6217 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6219 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6220 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6221 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6222 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6223 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6224 (realloc_vdef, realloc_vuse): Change second parameter to
6226 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6228 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6229 unsigned. Change x and lim locals to unsigned.
6230 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6232 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6233 (copy_virtual_operands): Change i and n locals to unsigned.
6235 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6238 * builtins.c (fold_builtin_1): Handle builtin fdim.
6240 2007-01-20 Jan Hubicka <jh@suse.cz>
6242 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6243 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6244 init_alias_heapvars.
6245 (init_alias_heapvars): Initialize only when not already initialized.
6246 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6248 2007-01-19 Roger Sayle <roger@eyesopen.com>
6250 * common.opt (fsigned-zeros): New command line option.
6251 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6252 of flag_unsafe_math_optimizations.
6253 * opts.c (set_fast_math_flags): The -ffast-math command line option
6254 implies -fno-signed-zeros.
6255 (fast_math_flags_set_p): Likewise.
6257 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6258 the documentation of -ffast-math appropriately. Wrap long lines.
6260 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6262 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6263 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6265 2007-01-19 Tomas Bily <tbily@suse.cz>
6267 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6269 (tree_init_ic_make_global_vars): New function
6270 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6271 (tree_gen_ic_profiler): New function
6272 (tree_gen_ic_func_profiler): New function
6273 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6274 (tree_profile_hooks): Added hook for indirec/virtual calls
6275 * value-prof.c (tree_find_values_to_profile): New case for
6277 (tree_values_to_profile): Call for determining indirect/virtual
6279 (tree_indirect_call_to_profile): New function
6280 (tree_ic_transform): New function
6281 (tree_ic): New function
6282 (find_func_by_pid): New function
6283 (init_pid_map): New function
6284 (tree_value_profile_transformations): Added check for
6285 indirect/virtual call transformation
6286 * value-prof.h (enum hist_type): New counter type for
6287 indirect/virtual calls
6288 (profile_hooks): Added new hook for profiling indirect/virtual
6290 * profile.c (instrument_values): New case for indirect/virtual
6292 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6293 (GCOV_COUNTER_V_INDIR): New counter type
6294 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6295 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6297 * cgraph.c: Definition of cgraph_max_pid
6298 (cgraph_create_node): Default init of pid attribute
6299 * cgraph.h: Declaration of cgraph_max_pid
6300 (struct cgraph_node): Added pid attribute
6301 * libgcov.c (__gcov_indirect_call_profiler): New function
6302 (__gcov_one_value_profiler_body): New function
6303 (__gcov_one_value_profiler): Body was moved to
6304 __gcov_one_value_profiler_body and calls it
6306 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6308 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6309 * gengtype.c (write_types_data, write_func_for_structure,
6310 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6311 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6312 (walk_type, write_func_for_structure): Generate the mark_hook if
6315 2007-01-19 Jan Hubicka <jh@suse.cz>
6317 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6318 'early' argument take inlining mode argument specifying whether to
6319 inline for size/speeed or all functions; add support for flattening;
6321 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6323 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6326 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6327 the name of the declared identifier.
6329 2007-01-19 Dirk Mueller <dmueller@suse.de>
6331 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6332 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6333 duplicate evaluation.
6335 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6337 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6338 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6339 to XFMode, use acosxf2 and truncate result to requested mode.
6340 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6341 (asin<mode>2): Similarly, with asin expanders.
6342 (*fscalexf4_i387): Rename from *fscalexf4.
6343 (expNcorexf3): New expander.
6344 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6345 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6346 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6347 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6348 patterns for SSE math.
6349 (exp10<mode>2): Similarly, with exp10 expanders.
6350 (exp2<mode>2): Similarly, with exp2 expanders.
6351 (expm1<mode>2): Similarly, with expm1 expanders.
6352 (ldexp<mode>3): Similarly, with ldexp expanders.
6353 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6354 Use gen_truncxf<mode>2_i387_noop to truncate result.
6356 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6358 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6359 for ColdFire targets.
6361 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6362 Richard Sandiford <richard@codesourcery.com>
6364 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6365 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6366 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6367 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6368 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6369 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6371 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6373 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6374 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6375 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6376 (*adddi_dilshr32_cf): New pattern.
6377 (adddi3, subdi3): Remove first alternatives.
6379 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6381 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6382 implemented using move.l, do not use its cc result for floating-point
6385 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6387 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6388 from accepting 's' constraints if flag_pic.
6390 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6392 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6393 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6394 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6395 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6397 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6399 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6400 ColdFire alternatives.
6401 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6402 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6403 architectures that support ff1 instruction.
6405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6406 Julian Brown <julian@codesourcery.com>
6408 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6409 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6410 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6413 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6415 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6417 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6418 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6419 HOST_WIDE_INT instead of an rtx.
6420 (m68k_rtx_costs): Update call accordingly.
6421 (output_move_const_into_data_reg): Likewise. Fix formatting.
6422 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6424 (output_move_simode_const): Update calls after above changes.
6425 Rework to use automatic variables and predicates like MEM_P.
6426 * config/m68k/m68k.md (pushexthisi_const): Update call to
6429 2007-01-19 Dirk Mueller <dmueller@suse.de>
6431 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6434 2007-01-19 Richard Guenther <rguenther@suse.de>
6436 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6437 via cexp in case sincos is not available.
6439 2007-01-19 Richard Guenther <rguenther@suse.de>
6441 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6442 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6443 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6444 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6445 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6446 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6447 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6448 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6450 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6452 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6454 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6455 (atan2xf3): Directly generate RTL pattern.
6456 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6457 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6458 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6459 disable patterns for SSE math.
6460 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6461 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6462 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6463 disable patterns for SSE math.
6465 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6467 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6469 2007-01-18 Roger Sayle <roger@eyesopen.com>
6471 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6472 VIEW_CONVERT_EXPR to the same type as it's operand.
6474 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6476 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6477 configured for long double 128.
6479 2007-01-18 Mike Stump <mrs@apple.com>
6481 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6484 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6486 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6489 2007-01-18 Jan Hubicka <jh@suse.cz>
6491 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6492 greater than NUM_VOP_FREE_BUCKETS.
6494 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6496 * tree-ssa-structalias.c: Update comments.
6497 (ptabitmap_obstack): Removed.
6499 (oldpta_obstack): Ditto.
6500 (stats): Add a few members.
6501 (struct variable_info): Remove node, complex, address_taken, and
6502 indirect_target members. Add oldsolution member.
6503 (new_var_info): Do not initialize removed members.
6504 (constraint_expr_type): Remove INCLUDES.
6505 (constraint_graph): Add size, implicit_preds, rep,
6506 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6507 (FIRST_REF_NODE): New macro.
6508 (LAST_REF_NODE): Ditto.
6509 (FIRST_ADDR_NODE): Ditto.
6510 (find): New function.
6512 (dump_constraint): Do not handle INCLUDES.
6513 (insert_into_complex): Do not insert duplicate constraints.
6514 (condense_varmap_nodes): Renamed and rewritten into ...
6515 (merge_node_constraints): This. Also fix bug in handling of
6516 offseted copy constraints.
6517 (clear_edges_for_node): No longer need to deal with preds at all,
6518 or removing associated preds/succs.
6519 (merge_graph_nodes): Deal with indirect_cycles.
6520 Don't deal with predecessors.
6521 (add_implicit_graph_edge): New function.
6522 (add_pred_graph_edge): Ditto.
6523 (add_graph_edge): Don't deal with predecessors.
6524 (build_constraint_graph): Removed.
6525 (build_pred_graph): New function.
6526 (build_succ_graph): Ditto.
6527 (struct scc_info): Removed in_component. Added roots, dfs, and
6528 node_mapping. Remove visited_index, unification_queue.
6529 (scc_visit): Deal with union-find we do now.
6530 Deal with cycles with REF nodes.
6531 (collapse_nodes): Renamed and rewritten to ...
6532 (unify_nodes): This.
6533 (process_unification_queue): Removed.
6534 (topo_visit): Cleanup
6535 (do_da_constraint): Use find.
6536 (do_sd_constraint): Ditto.
6537 (do_ds_constraint): Ditto.
6538 (do_complex_constraint): Ditto.
6539 (init_scc_info): Update for removed and added members.
6540 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6541 (find_indirect_cycles): This.
6542 (equivalence_class): New variable.
6543 (label_visit): New function.
6544 (perform_variable_substitution): Rewritten.
6545 (free_var_substitution_info): New function.
6546 (find_equivalent_node): Ditto.
6547 (move_complex_constraints): Ditto.
6548 (eliminate_indirect_cycles): Ditto.
6549 (solve_graph): Only propagate changed bits.
6550 Use indirect cycle elimination.
6552 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6553 (tree_id_eq): Renamed to ...
6554 (tree_vi_eq): This. Update for member change
6555 (insert_id_for_tree): Renamed and rewritten to ...
6556 (insert_vi_for_tree): This.
6557 (lookup_id_for_tree): Renamed and rewritten to ...
6558 (lookup_vi_for_tree): This.
6559 (get_id_for_tree): Renamed and rewritten to ...
6560 (get_vi_for_tree): Ditto.
6561 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6562 (process_constraint): Don't handle INCLUDES.
6563 Remove special ADDRESSOF case.
6564 (find_func_aliases): Rewrite to use vi functions instead of id
6566 (create_function_info_for): Ditto.
6567 (create_variable_info_for): Ditto.
6568 (intra_create_variable_infos): Ditto.
6569 (merge_smts_into): Ditto.
6570 (find_what_p_points_to): Ditto.
6571 (init_base_vars): Ditto.
6572 (init_alias_vars): Ditto.
6573 (remove_preds_and_fake_succs): New function.
6574 (dump_sa_points_to_info): Dump new stats.
6575 (dump_solution_for_var): Use find.
6576 (set_used_smts): Fix formatting.
6577 (compute_points_to_sets): Updated for new functions.
6578 (ipa_pta_execute): Ditto.
6580 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6581 Richard Sandiford <richard@codesourcery.com>
6583 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6585 * calls.c (expand_call): If the return value is a PARALLEL,
6586 extract its first member.
6587 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6588 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6589 use FUNCTION_EXTRA_EPILOGUE.
6590 (m68k_function_value): Return a PARALLEL if the return value
6591 is of a pointer type.
6592 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6593 (FUNCTION_EXTRA_EPILOGUE): Remove.
6594 * config/m68k/m68k.md (D0_REG): New constant.
6596 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6598 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6599 output a NOP for empty epilogues.
6601 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6603 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6604 before function. Extend register save check to include all
6605 registers, not just integer ones.
6607 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6609 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6610 (m68k_use_return_insn): ...this.
6611 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6612 * config/m68k/m68k.c (use_return_insn): Rename to...
6613 (m68k_use_return_insn): ...this.
6614 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6617 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6619 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6620 nearest even, fix denormal rounding overflow.
6622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6624 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6625 f%$smove and f%$move.
6626 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6627 (extendsfdf2_cf): Use fdmove instead of f%&move.
6628 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6629 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6631 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6633 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6636 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6638 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6639 (coldfire_single_format): Declare.
6640 (coldfire_double_format): Likewise.
6641 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6642 of qnan_msb_set to determine the lower bits of a canonical
6644 (encode_ieee_double): Likewise.
6645 (encode_ieee_quad): Likewise.
6646 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6647 (mips_single_format): Likewise.
6648 (ieee_double_format): Likewise.
6649 (mips_double_format): Likewise.
6650 (ieee_extended_motorola_format): Likewise.
6651 (ieee_extended_intel_96_format): Likewise.
6652 (ieee_extended_intel_128_format): Likewise.
6653 (ieee_extended_intel_96_round_53_format): Likewise.
6654 (ibm_extended_format): Likewise.
6655 (mips_extended_format): Likewise.
6656 (ieee_quad_format): Likewise.
6657 (mips_quad_format): Likewise.
6658 (vax_f_format): Likewise.
6659 (vax_d_format): Likewise.
6660 (vax_g_format): Likewise.
6661 (i370_single_format): Likewise.
6662 (i370_double_format): Likewise.
6663 (decimal_single_format): Likewise.
6664 (decimal_double_format): Likewise.
6665 (decimal_quad_format): Likewise.
6666 (c4x_single_format): Likewise.
6667 (c4x_extended_format): Likewise.
6668 (real_internal_format): Likewise.
6669 (coldfire_single_format): New real_format.
6670 (coldfire_double_format): Likewise.
6671 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6672 canonical_nan_lsbs_set.
6673 (pdp11_d_format): Likewise.
6674 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6675 if TARGET_COLDFIRE_CPU.
6677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6679 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6680 (output_call, m68k_legitimize_call_address): Declare.
6681 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6682 parenthesees. Add support for a 'W' constraint.
6683 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6684 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6685 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6686 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6688 (override_options): Initialize them. Do not set flag_no_function_cse
6689 for TARGET_ID_SHARED_LIBRARY.
6690 (m68k_output_pic_call): Delete.
6691 (m68k_legitimize_call_address): New function.
6692 (print_operand): Remove the %o prefix. Handle the %p prefix.
6693 (output_call): New function.
6694 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6695 target address from the GOT if symbolic jumps are not allowed.
6696 * config/m68k/m68k.md (call, general_operand): Do not set
6697 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6698 Merge separate flag_pic and !flag_pic define_insns into...
6699 (*call, *call_value): ...these new patterns. Match the address
6700 rather than the containing MEM and require it to be a call_operand.
6701 Use output_call to generate the asm template.
6702 * config/m68k/predicates.md (const_call_operand): New predicate.
6703 (call_operand): Likewise.
6705 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6707 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6708 (STACK_GROWS_DOWNWARD): Define to 1.
6709 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6710 comments, emphasizing that these values are only defaults.
6711 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6712 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6716 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6718 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6719 Richard Sandiford <richard@codesourcery.com>
6721 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6722 (FP_REGNO_P): New macros.
6723 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6724 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6725 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6726 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6728 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6730 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6731 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6733 * config/m68k/t-floatlib: New file, extracting common code from...
6734 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6735 * config/m68k/t-uclinux: Here.
6736 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6737 routines on ColdFire targets.
6739 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6741 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6742 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6743 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6744 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6745 explicitly set MOTOROLA to 1.
6746 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6749 Nathan Sidwell <nathan@codesourcery.com>
6751 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6752 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6753 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6754 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6755 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6756 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6757 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6758 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6759 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6760 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6761 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6762 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6763 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6764 (DBX_REGISTER_NUMBER): Delete.
6765 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6766 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6767 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6769 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6771 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6772 * config/flat.h: New file.
6773 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6775 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6776 indirect references for -msep-data or -mid-shared-library.
6777 Do not use PC-relative code addresses either.
6778 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6780 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6781 for shared libraries and crt1.o for executables. Use crti.o and
6783 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6784 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6785 Do not add -elf2flt or -shared-lib-id options here.
6786 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6787 Pass -shared-lib-id if -mid-shared-library, taking the library
6788 identifier from -mshared-library-id if given, otherwise
6790 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6791 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6792 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6793 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6794 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6795 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6797 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6798 jump sequence for ISA A and ISA A+.
6799 (PICJUMP): Likewise.
6801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6803 * config.gcc (m68k-*-uclinux*): Base the port on the common
6804 and m68k GNU/Linux files rather than on the generic ELF ones.
6805 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6806 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6808 2007-01-18 Julian Brown <julian@codesourcery.com>
6809 Richard Sandiford <richard@codesourcery.com>
6811 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6812 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6813 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6815 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6817 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6819 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6821 * doc/install.texi: Document m68k-uclinuxoldabi.
6822 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6823 * config/m68k/uclinux-oldabi.h: New file, copied from
6824 config/m68k/uclinux.h.
6826 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6828 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6829 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6830 (m32r_compute_frame_size): Use unsigned for regno.
6831 (m32r_reload_lr): Use gen_frame_mem.
6833 (m32r_output_function_epilogue): Don't output the function epilogue
6835 (m32r_expand_epilogue): New.
6836 (direct_return): Return false if the function has the interrupt
6838 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6839 * config/m32r/m32r.md (epilogue): New expander.
6840 (return_lr, return_rte): New insns.
6841 (return): Make it expander.
6842 (return_normal): New expander.
6844 2007-01-18 Josh Conner <jconner@apple.com>
6847 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6848 support for UNLE, UNLT, UNGE, and UNGT.
6850 2007-01-18 Jan Hubicka <jh@suse.cz>
6852 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6853 * tree-tailcall (add_virtual_phis): Likewise.
6854 (optimize_tail_call): Return TODOs.
6855 (execute_tail_calls): Return TODOs.
6856 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6857 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6859 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6860 Cleanup cfg using TODO.
6861 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6862 * passes.c (execute_function_todo): When cleanup did something, remove
6864 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6865 (make_edges): Don't cleanup_cfg.
6867 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6869 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6870 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6871 operate on the top of stack.
6872 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6873 register handling of instructions that output to the second
6875 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6876 (move_for_stack_reg): Special-case check for dead destination
6877 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6879 * config/i386/i386.md (UNSPEC_TAN): New constant.
6880 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6881 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6882 to correctly model move of constant 1.0 to top stack slot.
6883 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6884 (unnamed peephole2 pattern): Remove corresponding peephole2
6885 pattern that optimizes tan insn and loading of constant 1.0.
6886 (tanxf2): Use fptanxf4_i387.
6887 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6888 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6889 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6890 disable patterns for SSE math.
6891 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6892 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6894 2007-01-18 Dirk Mueller <dmueller@suse.de>
6895 Richard Guenther <rguenther@suse.de>
6898 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6899 * common.opt (Warray-bounds): Add new warning option.
6900 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6902 * Makefile.in: make tree-vrp.o depend on toplev.h
6903 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6905 (check_array_refs, check_array_bounds, check_array_ref): New.
6907 2007-01-18 Jan Hubicka <jh@suse.cz>
6909 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6910 (execute_ssa_ccp): Return flags conditionally.
6911 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6913 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6915 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6917 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6918 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6920 * Makefile.c (GTFILES): Add cfglayout.h.
6921 * gengtype.c (open_base_files): Likewise.
6922 * cfglayout.c (cfg_layout_function_footer,
6923 cfg_layout_function_header) Reindent to make gengtype happy.
6924 * cfglayout.h (cfg_layout_function_footer,
6925 cfg_layout_function_header): Add GTY(()) marker.
6927 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6929 2007-01-18 Ben Elliston <bje@au.ibm.com>
6931 * genautomata.c (write_automata): Include xstrerror output in the
6932 error message if writing the DFA description file fails.
6934 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6936 * config/mips/mips-protos.h (mips_output_external): Make it
6938 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6939 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6940 (extern_list): Likewise.
6941 (extern_head): Likewise.
6942 (TARGET_ASM_FILE_END): Likewise.
6943 (mips_file_end): Likewise.
6944 (mips_output_external): Rewritten.
6946 2007-01-18 Ben Elliston <bje@au.ibm.com>
6948 * genpreds.c (write_insn_preds_c): Only write out the function
6949 body for regclass_for_constraint if we have register constraints.
6951 2007-01-17 Tom Tromey <tromey@redhat.com>
6953 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6954 * doc/install.texi (Testing): Use sourceware.org.
6955 (Binaries): Likewise.
6956 (Specific): Likewise.
6957 * doc/contrib.texi (Contributors): Use sourceware.org.
6959 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6961 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6962 (AVR_ENHANCED): Rename to ...
6963 (AVR_HAVE_MUL): ... new.
6964 (avr_enhanced_p): Rename to ...
6965 (avr_have_mul_p): ... new.
6966 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6967 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6968 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6969 (avr_have_mul_p): ... new.
6970 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6971 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6972 'avr_enhanced_p' and 'enhanced'.
6973 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6974 AVR_HAVE_MUL instead of AVR_ENHANCED.
6975 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6976 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6977 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6978 instead of AVR_ENHANCED.
6979 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6980 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6981 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6983 2007-01-17 Ian Lance Taylor <iant@google.com>
6985 * vec.h (VEC_reserve_exact): Define.
6986 (vec_gc_p_reserve_exact): Declare.
6987 (vec_gc_o_reserve_exact): Declare.
6988 (vec_heap_p_reserve_exact): Declare.
6989 (vec_heap_o_reserve_exact): Declare.
6990 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6992 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6994 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6995 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6996 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6997 * vec.c (calculate_allocation): Add exact parameter. Change all
6999 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7000 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7001 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7002 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7003 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7004 (vec_heap_p_reserve_exact): New function.
7005 (vec_heap_o_reserve_exact): New function.
7007 2007-01-17 Jan Hubicka <jh@suse.cz>
7009 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7011 2007-01-17 Eric Christopher <echristo@apple.com>
7013 * config.gcc: Support core2 processor.
7015 2007-01-16 Jan Hubicka <jh@suse.cz>
7017 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7018 the names, just unlink the chain so we don't crash on dangling pointers
7021 2007-01-16 Jan Hubicka <jh@suse.cz>
7023 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7024 * tree-pass.h: Reorder to make IPA passes appear toegher.
7025 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7026 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7027 parameters, do not call early inliner.
7028 * ipa-inline.c: Update comments. Include tree-flow.h
7029 (cgraph_decide_inlining): Do not compute inlining parameters.
7030 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7031 be called with function context set up.
7032 (pass_ipa_inline): Remove unreachable functions before pass.
7033 (cgraph_early_inlining): Simplify assuming to be called from the
7035 (pass_early_inline): New pass.
7036 (cgraph_gate_ipa_early_inlining): New gate.
7037 (pass_ipa_early_inline): Turn into simple wrapper.
7038 (compute_inline_parameters): New function.
7039 (gate_inline_passes): New gate.
7040 (pass_inline_parameters): New pass.
7041 (apply_inline): Move here from tree-optimize.c
7042 (pass_apply_inline): New pass.
7043 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7045 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7047 (tree_function_versioning): Do not allocate dummy struct function.
7048 * tree-inline.h (optimize_inline_calls): Update prototype.
7049 * tree-optimize.c (execute_fixup_cfg): Export.
7050 (pass_fixup_cfg): Remove
7051 (tree_rest_of_compilation): Do not apply inlines.
7052 * tree-flow.h (execute_fixup_cfg): Declare.
7053 * Makefile.in (gt-passes.c): New.
7054 * passes.c: Include gt-passes.h
7055 (init_optimization_passes): New passes.
7056 (nnodes, order): New static vars.
7057 (do_per_function_toporder): New function.
7058 (execute_one_pass): Dump current pass here.
7059 (execute_ipa_pass_list): Don't dump current pass here.
7061 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7063 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7064 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7066 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7068 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7069 (strong_alias): Define.
7070 (__gcc_qmul): Provide non-FMA for soft-float.
7076 (__gcc_qunord): New.
7086 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7087 soft-float functions.
7088 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7089 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7090 about long double soft float.
7092 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7093 Tehila Meyzels <tehila@il.ibm.com>
7095 * tree-vectorizer.h (is_pattern_stmt_p): New.
7096 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7097 formatting (tabs instead of spaces). Cleanup and clarify setting
7098 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7099 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7100 (vectorizable_type_demotion): Check that types are integral.
7101 (vectorizable_type_promotion): Likewise.
7102 (vectorizable_store): Fix typo. Eliminate new-line at end of
7105 2007-01-16 Jan Hubicka <jh@suse.cz>
7107 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7110 2007-01-15 Eric Christopher <echristo@apple.com>
7112 * ifcvt.c: Include vec.h, vecprim.h.
7113 (check_cond_move_block): New argument regs.
7114 Reorganize. Add registers used to regs.
7115 (cond_move_process_if_block): Use regs set above as
7118 2007-01-15 Eric Christopher <echristo@apple.com>
7120 * config/darwin.h: Update copyright.
7121 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7122 (LINK_COMMAND_SPEC): Add -u.
7123 (LINK_SPEC): Fix umbrella for above.
7125 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7127 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7130 2007-01-15 Tom Tromey <tromey@redhat.com>
7132 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7133 * doc/install.texi (Testing): Don't mention jacks.
7134 (Configuration): Document --enable-java-maintainer-mode. Move
7135 --with-java-home to libgcj-specific section. Document
7137 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7139 2007-01-15 Jan Hubicka <jh@suse.cz>
7141 * tree-ssa-dce.c (DCE_TODOs): New.
7142 (propagate_necessity): Return if something changed.
7143 (eliminate_unnecessary_stmts): Likewise.
7144 (perform_tree_ssa_dce): Return TODO flags when needed.
7145 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7147 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7150 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7151 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7152 patterns using X87MODEF12 mode macro. Extend operand 1
7153 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7154 (log10<mode>2): Ditto.
7155 (log2<mode>2): Ditto.
7156 (log1p<mode>2): Ditto.
7157 (logb<mode>2): Ditto.
7158 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7159 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7160 (*fxtractxf3_i387): Rename from *fxtractxf3.
7161 (fxtract_extend<mode>xf3_i387): New insn pattern.
7162 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7163 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7164 and gen_fyl2xxf3_i387().
7166 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7168 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7169 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7170 get_loop_exit_edges. Changed return type to bool.
7171 * cfgloop.h (fix_loop_placement): Declaration removed.
7173 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7175 * param.h (MIN_VECT_LOOP_BOUND): New.
7176 * params.def (MIN_VECT_LOOP_BOUND): New.
7177 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7178 argument - minimum threshold for number of iterations.
7179 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7180 argument to declaration.
7181 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7182 MIN_VECT_LOOP_BOUND.
7183 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7184 slpeel_tree_peel_loop_to_edge with additional argument.
7185 (vect_do_peeling_for_alignment): Likewise.
7186 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7188 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7194 2007-01-14 Jan Hubicka <jh@suse.cz>
7196 * tree-dfa.c (remove_referenced_var): New function.
7197 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7198 prune referenced vars list too.
7199 * tree-flow.h (remove_referenced_var): Declare.
7201 2007-01-14 Jan Hubicka <jh@suse.cz>
7203 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7205 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7206 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7207 * except.h (verify_eh_throw_table_statements): Kill prototype.
7208 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7209 into call exrepssions.
7210 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7212 * tree-cfg.c: Include pointer-set.h.
7213 (verify_node_sharing): Work on pointer set.
7214 (verify_eh_throw_stmt_node): New.
7215 (verify_stmts): Use pointers sets, verify throw_stmt.
7217 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7219 * ipa-reference.c (analyze_function): Consider also addresses taken
7222 2007-01-12 Roger Sayle <roger@eyesopen.com>
7224 * c-typeck.c (null_pointer_constant_p): Replace use of
7225 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7226 (build_c_cast): Likewise.
7228 2007-01-12 Roger Sayle <roger@eyesopen.com>
7230 * tree.h (force_fit_type_double): Remove unused final argument.
7231 * c-common.c (constant_expression_warning): Replace use of
7232 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7233 (convert_and_check): Likewise.
7234 (shorten_compare): Update call to force_fit_type_double.
7235 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7236 * convert.c (convert_to_pointer): Update call to
7237 force_fit_type_double.
7238 * fold-const.c (force_fit_type_double): Remove overflowed_const
7240 (int_const_binop, fold_convert_const_int_from_int,
7241 fold_convert_const_int_from_real, fold_div_compare,
7242 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7243 fold_abs_const, fold_not_const): Remove the final argument from
7244 calls to force_fit_type_double.
7246 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7248 * configure.ac: Set insn to "nop" for spu-*-* also.
7249 * configure: Regenerate.
7251 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7253 * builtins.def : Add BUILT_IN_FREE.
7255 2007-01-12 Jan Hubicka <jh@suse.cz>
7257 PR tree-optimization/30443
7258 * tree-inline.c (tree_function_versioning): Do not optimize when
7259 cloning for inlining.
7261 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7263 * doc/loop.texi: Document recording of loop exits.
7264 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7265 (update_single_exits_after_duplication,
7266 update_single_exit_for_duplicated_loop,
7267 update_single_exit_for_duplicated_loops): Removed.
7268 (duplicate_loop_to_header_edge): Do not call
7269 update_single_exits_after_duplication and
7270 update_single_exit_for_duplicated_loops.
7271 (loop_version): Do not update single_exit information.
7272 (fix_loop_structure): Use record_loop_exits instead of
7273 mark_single_exit_loops.
7274 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7275 the lists of loop exits.
7276 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7277 split_edge, merge_blocks): Update the lists of loop exits.
7278 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7279 loop_optimizer_init.
7280 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7281 of mark_single_exit_loops.
7282 (loop_optimizer_finalize): Call release_recorded_exits.
7283 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7284 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7285 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7286 update single exit information.
7287 * lambda-code.c (perfect_nestify): Ditto.
7288 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7289 (mark_single_exit_loops): Removed.
7290 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7291 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7292 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7294 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7295 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7296 (verify_loop_structure): Verify consistency of the exit lists.
7297 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7298 (set_single_exit): Removed.
7299 * cfgloop.h (struct loop_exit): New function.
7300 (struct loop): single_exit_ field replaced by exits field.
7301 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7302 (struct loops): Added exits hash.
7303 (mark_single_exit_loops, set_single_exit): Declaration removed.
7304 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7306 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7308 * doc/invoke.texi: Avoid use of @headitem.
7310 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7312 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7314 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7316 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7319 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7320 Richard Sandiford <richard@codesourcery.com>
7322 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7323 * config/m68k/m68k.opt: Resort options.
7324 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7326 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7327 Richard Sandiford <richard@codesourcery.com>
7329 * doc/invoke.texi: Document the macros that are defined by
7330 m68k's -mtune and -mhard-float options.
7331 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7332 (m68k_cpp_cpu_family): Likewise.
7333 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7334 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7335 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7336 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7337 (m68k_cpp_cpu_family): Likewise.
7339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7341 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7342 macros besides mc68000 as tuning macros. Use a switch statement
7343 to set them and mcpu32.
7345 2007-01-12 Julian Brown <julian@codesourcery.com>
7347 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7348 (TARGET_68040_ONLY): Rename to...
7349 (TARGET_68040): ...this.
7350 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7351 * config/m68k/m68k.md: Likewise.
7353 2007-01-12 Julian Brown <julian@codesourcery.com>
7354 Nathan Sidwell <nathan@codesourcery.com>
7355 Richard Sandiford <richard@codesourcery.com>
7357 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7358 the -mcpu= argument associated with the --with-cpu setting.
7359 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7360 if different from the one implied by the -mcpu setting.
7361 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7362 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7363 * doc/invoke.texi: Mention ColdFire in the introduction to the
7364 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7365 -mno-div and -mhard-float options. Make -m68881 a synonym for
7366 -mhard-float. Document the previously-undocumented -m5206e,
7367 -m528x, -m5307 and -m5407 options. Tweak the existing option
7368 documentation for consistency.
7369 * doc/install.texi: Mention new --with-cpu arguments.
7370 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7371 default CPU if neither -mcpu nor -march are specified.
7372 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7373 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7374 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7375 using m68k_tune to decide between families that implement the
7376 same ISA. Use m68k_tune to set __mcfv4e__.
7377 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7378 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7379 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7380 (FL_ISA_C, FL_ISA_MMU): New macros.
7381 (MASK_COLDFIRE): Delete.
7382 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7383 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7384 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7385 (TARGET_HARD_FLOAT): Do not define here.
7386 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7387 (TUNE_68000): New macro.
7388 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7389 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7390 (TUNE_CFV2): Redefine in terms of m68k_tune.
7391 (uarch_type, target_device, fpu_type): New enums.
7392 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7393 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7394 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7395 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7396 (FL_FOR_isa_c): New macros.
7397 (m68k_isa): New enum.
7398 (m68k_target_selection): New structure.
7399 (all_devices, all_isas, all_microarchs): New tables.
7400 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7401 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7402 (MASK_ALL_CPU_BITS): Delete.
7403 (m68k_find_selection): New function.
7404 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7405 Map the legacy target options to a combination of the new ones.
7406 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7407 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7408 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7410 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7411 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7413 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7414 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7415 * config/m68k/m68k-devices.def: New file.
7417 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7418 Nathan Sidwell <nathan@codesourcery.com>
7420 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7421 (SUBTARGET_EXTRA_SPECS): New macros.
7422 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7423 use %(asm_cpu_spec) instead.
7424 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7425 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7426 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7427 (EXTRA_SPECS): Rename to...
7428 (SUBTARGET_EXTRA_SPECS): ...this.
7430 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7431 Richard Sandiford <richard@codesourcery.com>
7432 Julian Brown <julian@codesourcery.com>
7434 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7435 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7436 to the configuration's default CPU.
7437 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7438 Remove default masks.
7439 (m680[012]0-*-*): Set the default with_cpu to the first part of
7441 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7442 (m68k*-*-linux): Extend the --with-cpu handling to...
7443 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7444 and m68010. Don't set target_cpu_default2.
7445 * doc/install.texi: Document --with-cpu for m68k.
7446 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7447 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7448 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7449 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7450 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7451 (ASM_SPEC): Remove use of %(asm_cpu_default).
7452 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7453 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7454 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7455 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7456 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7457 (TARGET_DEFAULT): Delete.
7458 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7459 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7460 (CPP_CPU_SPEC): Delete.
7461 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7462 the appropriate string.
7463 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7464 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7465 (ASM_SPEC): Don't use %(asm_default_spec).
7466 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7467 TARGET_DEFAULT and add MASK_68881.
7468 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7470 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7472 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7473 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7474 MASK_68010 alongside MASK_68020.
7475 * doc/invoke.texi: Document -m68010.
7476 * config/m68k/m68k.opt (m68010): New.
7477 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7479 (TUNE_68010): New macro.
7480 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7481 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7482 (M68K_CPU_m68332): Add MASK_68010.
7483 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7484 fallback definition.
7485 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7487 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7488 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7489 to all entries that use MASK_68020.
7490 (output_move_simode_const, output_move_himode, output_move_qimode)
7491 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7492 instead of TARGET_68020 to select clr behavior. Remove comment
7493 about there being no TARGET_68010.
7494 * config/m68k/m68k.md: Likewise throughout.
7496 2007-01-12 Julian Brown <julian@codesourcery.com>
7498 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7499 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7500 * config/m68k/m68k.md: Likewise.
7502 2007-01-12 Julian Brown <julian@codesourcery.com>
7504 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7505 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7507 2007-01-12 Julian Brown <julian@codesourcery.com>
7509 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7510 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7511 * config/m68k/m68k.md: Likewise.
7513 2007-01-12 Julian Brown <julian@codesourcery.com>
7514 Richard Sandiford <richard@codesourcery.com>
7516 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7517 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7518 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7520 (TARGET_CPU32): Rename to...
7521 (TUNE_CPU32): ...this.
7522 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7523 (TUNE_CFV2): New macros.
7524 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7525 remove conditions that are implied by TARGET_68020.
7526 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7527 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7528 (m68k_output_function_epilogue): Likewise.
7529 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7530 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7531 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7532 non-68000 timings. Refactor multiplication and division costs.
7533 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7534 TUNE_CPU32 instead of TARGET_CPU32.
7535 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7536 and TUNE_68060 instead of TARGET_68060.
7537 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7538 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7540 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7541 && !TARGET_COLDFIRE" to choose between moveq and clr.
7542 Likewise in the unnamed movsf pattern.
7543 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7544 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7547 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7550 of tabbing before backslashes.
7552 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7554 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7555 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7556 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7558 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7560 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7561 find_interesting_uses_cond.
7562 (find_interesting_uses_cond): Use extract_cond_operands.
7563 (rewrite_use_compare): Use extract_cond_operands and
7564 force_gimple_operand_bsi. Do not call update_stmt.
7565 (determine_use_iv_cost_condition): Use extract_cond_operands.
7566 Return cheaper of using original bound and changing the exit bound.
7568 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7570 PR tree-optimization/29516
7571 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7572 most_expensive_mult_to_index, addr_to_parts,
7573 create_mem_ref, maybe_fold_tmr): Make the type of
7574 fields of TARGET_MEM_REF sizetype.
7575 (move_fixed_address_to_symbol, move_pointer_to_base):
7577 * tree.def (TARGET_MEM_REF): Add comment on types of
7580 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7582 * c-common.c (vector_types_convertible_p): Treat opaque types as
7583 always convertible if they have the same size, but not otherwise.
7585 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7587 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7588 Remove the b_unconditional field.
7589 (noce_try_sign_mask): Do not look at b_unconditional.
7590 (noce_process_if_block): Do not use merge_if_blocks. Update
7591 the CFG here. Do not set b_unconditional.
7592 (cond_move_process_if_block): Likewise.
7593 (find_cond_trap): Likewise.
7594 (check_cond_move_block): Require simple jump insns at the end
7597 2007-01-11 Jan Hubicka <jh@suse.cz>
7599 PR tree-optimization/1046
7600 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7601 when alias info is not ready.
7602 (pass_tail_recursion): Do not require aliasing.
7603 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7604 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7605 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7606 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7607 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7608 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7609 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7611 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7612 When aliasing is not build, mark statement as volatile.
7614 2007-01-11 Tom Tromey <tromey@redhat.com>
7616 PR preprocessor/15185, PR preprocessor/20989:
7617 * doc/cppopts.texi <-MT>: Update description of algorithm for
7618 computing default target.
7619 <-M, -MD>: Reword "basename" text.
7621 2007-01-11 Roger Sayle <roger@eyesopen.com>
7623 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7624 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7625 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7626 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7627 fold_builtin_bswap, real_constp, fold_builtin_pow,
7628 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7629 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7630 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7631 * convert.c (convert_to_pointer): Likewise.
7632 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7633 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7634 const_binop, fold_convert_const_int_from_int,
7635 fold_convert_const_int_from_real,
7636 fold_convert_const_real_from_real, sign_bit_p,
7637 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7638 fold_sign_changed_comparison, fold_unary, fold_comparison,
7639 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7640 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7641 * print-tree.c (print_node_brief, print_node): Likewise.
7642 * stor-layout.c (place_field, layout_type): Likewise.
7643 * tree-chrec.c (keep_cast): Likewise.
7644 * tree.c (build_vector, build_real, build_real_from_int_cst,
7645 build_complex): Likewise.
7647 2007-01-11 Roger Sayle <roger@eyesopen.com>
7649 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7650 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7652 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7654 * configure.ac (strict1_warn): Rename to strict_warn.
7655 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7656 cc_set_by_configure, quoted_cc_set_by_configure,
7657 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7658 all_boot_languages, all_stagestuff): Remove.
7659 (target_list): Remove bootstrap targets.
7660 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7661 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7662 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7663 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7664 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7665 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7666 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7667 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7668 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7669 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7670 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7671 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7672 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7673 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7674 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7675 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7676 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7677 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7678 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7679 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7680 (mostlyclean): Adjust.
7681 (clean, distclean): Don't mention bootstrap stuff.
7682 * configure: Regenerate.
7683 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7684 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7685 treelang/config-lang.in (stagestuff): Remove.
7686 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7687 stageprofile, stagefeedback, stagestuff): Remove mention.
7689 2007-01-11 Nick Clifton <nickc@redhat.com>
7691 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7693 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7694 (mcore_arith_K_S_operand): Run the test for the S constraint not
7695 the test for the M constraint.
7696 (mcore_addsub_operand): Do not accept integer values that are
7697 larger than 32 bits.
7698 * config/mcore/mcore.md: Remove unused constraints from split.
7699 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7701 (allocate_stack): Likewise.
7702 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7703 operands to 32 bits.
7704 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7706 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7707 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7708 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7709 mcore_output_bclri, mcore_output_andn, output_inline_const,
7710 mcore_output_move, mcore_output_movedouble): Likewise.
7711 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7712 (output_inline_const): Likewise.
7713 (output_inline_const): Fix format strings used in sprintf
7715 * config/mcore/mcore-protos.h: Update prototypes for changed
7716 functions in mcore.c.
7717 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7718 HOST_WIDE_INT and not int.
7719 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7720 CONST_OK_FOR_N): Likewise.
7721 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7722 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7725 2007-01-10 Jan Hubicka <jh@suse.cz>
7727 * tree-vrp.c (remove_range_assertions): Release defs.
7728 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7729 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7731 2007-01-10 Paul Brook <paul@codesourcery.com>
7733 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7734 * config/arm/arm.md (mulsi3subsi): New insn.
7736 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7738 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7739 (tree_transform_and_unroll_loop): New.
7740 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7743 2007-01-10 Robert Kennedy <jimbob@google.com>
7745 * fold-const.c (fold_comparison): Fold comparisons like (x *
7746 1000 < 0) to (x < 0).
7748 2007-01-10 Ian Lance Taylor <iant@google.com>
7750 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7751 operands have the same priority.
7753 2007-01-10 Tom Tromey <tromey@redhat.com>
7755 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7756 (fold_binary): Likewise.
7757 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7758 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7759 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7760 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7761 * langhooks.h (struct lang_hooks): Removed field
7762 'can_use_bit_fields_p'.
7764 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7766 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7768 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7770 * function.c (get_last_funcdef_no): New function.
7771 * function.h (get_last_funcdef_no): Declare.
7772 * tree-inline.c (initialize_cfun): Add initialization.
7773 (tree_function_versioning): Cleanup.
7775 2007-01-10 Jan Hubicka <jh@suse.cz>
7777 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7780 2007-01-10 Sa Liu <saliu@de.ibm.com>
7781 Ben Elliston <bje@au.ibm.com>
7783 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7784 for SAVE_NONLOCAL and Pmode for any other save level.
7785 * spu-protos.h (spu_restore_stack_block): Declare.
7786 * spu.md (save_stack_block): Remove.
7787 (restore_stack_block): Call spu_restore_stack_block.
7788 * spu.c (spu_restore_stack_block): New function.
7789 (spu_expand_epilogue): Remove old comment.
7791 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7793 PR tree-optimization/30322
7794 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7795 (cand_value_at): Return the value as aff_tree.
7796 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7797 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7798 aff_combination_mult): New functions.
7799 (aff_combination_add): Use aff_combination_add_cst.
7800 (aff_combination_convert): Allow conversions to a wider type.
7801 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7802 * tree-affine.h (aff_combination_mult): Declare.
7804 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7806 * doc/tm.texi: Update documentation to reflect reality of exec
7807 and start file search behaviours. Update copyright year.
7808 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7809 header file directories.
7811 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7813 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7814 (*cosxf2): Rename to cosxf2_i387.
7815 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7816 using X87MODEF12 mode macro. Rename patterns to
7817 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7819 (*cosdf2, *cossf2): Ditto.
7820 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7821 to match extended input operands.
7822 (sincos<mode>3): New expander.
7823 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7824 insn patterns and corresponding splitters.
7826 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7828 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7829 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7831 2007-01-09 Nicolas Pitre <nico@cam.org>
7834 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7836 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7838 * target.h (struct gcc_target): New field library_rtti_comdat.
7839 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7840 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7841 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7842 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7844 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7846 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7848 2007-01-08 Richard Guenther <rguenther@suse.de>
7850 * tree.h (force_fit_type_double): Export.
7851 (force_fit_type): Remove.
7852 * fold-const.c (force_fit_type_double): New function.
7853 (force_fit_type): Remove.
7854 (int_const_binop): Use it.
7855 (fold_convert_const_int_from_int): Likewise.
7856 (fold_convert_const_int_from_real): Likewise.
7857 (fold_div_compare): Likewise.
7858 (fold_sign_changed_comparison): Likewise.
7859 (fold_unary): Likewise.
7860 (fold_negate_const): Likewise.
7861 (fold_abs_const): Likewise.
7862 (fold_not_const): Likewise.
7863 * c-common.c (shorten_compare): Use force_fit_type_double.
7864 * convert.c (convert_to_pointer): Likewise.
7866 2007-01-08 Richard Guenther <rguenther@suse.de>
7868 * tree.h (build_int_cst_wide_type): Export.
7869 * tree.c (build_int_cst_wide_type): New function.
7870 (build_int_cst_wide): Fix comment.
7871 * builtins.c (fold_builtin_object_size): Use build_int_cst
7872 to build -1 or 0 of the correct type. Use fit_double_type
7873 to check for overflow.
7874 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7876 (decode_field_reference): Likewise.
7877 (all_ones_mask_p): Likewise.
7878 (native_interpret_int): Use build_int_cst_wide_type.
7879 (fold_binary): Use build_int_cst_type to build an all-ones
7881 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7883 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7885 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7887 2007-01-09 Ben Elliston <bje@au.ibm.com>
7889 * genautomata.c (STATS_OPTION): New option.
7890 (stats_flag): New flag.
7891 (gen_automata_option): Handle it.
7892 (initiate_automaton_gen): Ditto.
7893 (write_automata): Output statistics only if stats_flag is
7894 set. Likewise, output time statistics only if time_flag is set.
7895 * doc/md.texi (Processor pipeline description): Document new flag.
7897 2007-01-08 Richard Guenther <rguenther@suse.de>
7899 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7900 * tree.c (build_int_cst_type): Likewise.
7901 (size_in_bytes): Don't call force_fit_type on the result.
7902 (int_fits_type_p): Use fit_double_type.
7903 * fold-const.c (fit_double_type): New function.
7904 (force_fit_type): Use it.
7905 * tree.h (fit_double_type): Export.
7907 2007-01-08 Jan Hubicka <jh@suse.cz>
7909 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7910 * ipa.c (function_and_variable_visibility): Fix return type.
7912 2007-01-08 Richard Guenther <rguenther@suse.de>
7914 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7915 of offset to build the index.
7916 * tree-pretty-print.c (dump_generic_node): Don't build negated
7917 const just for printing.
7918 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7919 * builtins.c (fold_builtin_int_roundingfn): Check if result
7920 fits the type by using force_fit_type and comparing the result.
7921 * predict.c (predict_loops): Use compare_tree_int for comparison.
7922 * tree.c (build_int_cst): Fall back to integer_type_node for
7924 (build_int_cst_wide): Assert type is non-null.
7926 2007-01-08 Roberto Costa <roberto.costa@st.com>
7928 * tree-vrp.c (extract_range_from_cond_expr): New.
7929 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7930 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7932 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7933 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7934 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7935 used as expressions.
7936 * tree-object-size.c (cond_expr_object_size): New.
7937 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7939 2007-01-08 Jan Hubicka <jh@suse.cz>
7941 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7942 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7945 2007-01-08 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/23603
7948 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7949 (extract_range_from_binary): Fall back to truthvalue instead of
7950 varying for TRUTH_*_EXPR.
7951 (extract_range_from_comparison): Fall back to truthvalue instead of
7953 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7954 if all visited PHI values were constant.
7956 2007-01-08 Jan Hubicka <jh@suse.cz>
7958 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7959 (cgraph_analyze_function): break out from ...
7960 (cgraph_finalize_compilation_unit): ... here.
7961 (cgraph_expand_function): Remove forgoten commented out line.
7962 (cgraph_optimize): Analyze functions.
7964 2007-01-08 Jan Hubicka <jh@suse.cz>
7966 * tree-pas.h (TODO_remove_function): New flag.
7967 (TODO_update*): Renumber.
7968 (pass_ipa_increase_alignment,
7969 pass_ipa_function_and_variable_visibility): New passes.
7970 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7971 (cgraph_function_and_variable_visibility): Move to ipa.c
7972 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7973 cgraph_increase_alignment.
7974 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7975 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7976 calling tree-inline.
7977 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7978 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7979 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7980 (gate_increase_alignment): New function.
7981 (pass_ipa_increase_alignment): New pass.
7982 * ipa.c: Inline tree-pass.h and timevar.h
7983 (function_and_variable_visibility): Move here from cgraphunit.c
7984 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7985 * passes.c (init_optimization_passes): Add the two new passes.
7986 (execute_todo): Handle cgraph_remove_functions.
7988 2007-01-08 Nick Clifton <nickc@redhat.com>
7990 * config/frv/predicates.md (reg_or_0_operand): Accept
7993 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7995 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7996 * config.gcc: Add bfin*-rtems*.
7998 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8000 * c.opt: Add -flax-vector-conversions.
8001 * c-typeck.c (convert_for_assignment): Pass flag to
8002 vector_types_convertible_p to allow emission of note.
8003 (digest_init): Likewise.
8004 * c-opts.c: Handle -flax-vector-conversions.
8005 * c-common.c (flag_lax_vector_conversions): New.
8006 (vector_types_convertible_p): Unless -flax-vector conversions
8007 has been passed, disallow conversions between vectors with
8008 differing numbers of subparts and/or element types. If such
8009 a conversion is disallowed, possibly emit a note on the first
8010 occasion only to inform the user of -flax-vector-conversions.
8011 The new last argument specifies this.
8012 * c-common.h (flag_lax_vector_conversions): New.
8013 (vector_types_convertible_p): Add extra argument.
8014 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8015 char_type_node for V*QI type vectors.
8016 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8017 Update to satisfy new typechecking rules.
8018 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8020 * doc/invoke.texi (C Dialect Options): Document
8021 -flax-vector-conversions.
8023 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8025 PR tree-optimization/29877
8026 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8027 a register variable on the RHS to not be replaceable.
8029 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8030 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8031 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8032 const_simm15, const_pow2, const_npow2): Added.
8033 * config/score/misc.md (insv, extv, extzv, movmemsi,
8034 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8035 * config/score/score.c (score_address_cost, score_select_cc_mode):
8037 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8038 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8039 Update score_print_operand.
8040 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8041 Adjust register allocate order and update some macro define.
8042 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8043 mdx_block_move_straight, mdx_block_move_loop_head,
8044 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8045 mdx_block_move): Added.
8046 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8047 mdp_limm): Updated and fix some bug and typo.
8048 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8049 (movsf, movdf, doloop_end): Added.
8051 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8053 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8054 config/arm/thumb2.md: Fix comment typos.
8055 * doc/extend.texi: Fix a typo.
8057 2007-01-07 Eric Christopher <echristo@apple.com>
8059 * configure.ac: Check for __stack_chk_fail for darwin.
8060 * configure: Regenerate.
8062 2007-01-07 Richard Guenther <rguenther@suse.de>
8064 * tree-vrp.c (extract_range_from_assert): CSE calls to
8065 compare_values where possible.
8066 (extract_range_from_unary_expr): Likewise.
8068 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8070 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8071 * config/avr/avr.c (call_insn_operand): Delete function.
8072 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8073 instead of register number. Use predicates.
8074 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8075 call_insn_operand): Add.
8077 2007-01-06 Jan Hubicka <jh@suse.cz>
8079 * tree-pass.h (pass_build_cgraph_edges): Declare.
8080 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8081 (visited_nodes): Remove.
8082 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8083 build_cgrpah_edges; make visited_nodes local.
8084 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8085 (record_references_in_initializer): Move to cgraphbuild.c
8086 (initialize_inline_failed, rebuild_cgraph_edges,
8087 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8088 (verify_cgraph_node): Make visited_nodes local.
8089 (cgraph_analyze_function): Do not call cgraph_create_edges and
8090 initialize_inline_failed.
8091 (cgraph_expand_function): Do not call cgraph_lower_function;
8092 assert that function is already lowered.
8093 * Makefile.in (cgraphbuild.o): New.
8094 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8095 at the end of lowering passes.
8097 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8099 * ifcvt.c (cond_move_convert_if_block): New function, code
8100 factored out from...
8101 (cond_move_process_if_block): ...here. Call the new function
8102 on the THEN and ELSE blocks.
8103 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8104 already takes care of this.
8106 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8109 * tree.h (TREE_OVERFLOW_P): New.
8110 * c-typeck.c (parser_build_unary_op): Warn only if result
8111 overflowed and operands did not.
8112 (parser_build_binary_op): Likewise.
8113 (convert_for_assignment): Remove redundant overflow_warning.
8114 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8116 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8118 * c-typeck.c (store_init_value): Split over two lines to follow
8119 the GNU coding style.
8121 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8123 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8124 __GXX_EXPERIMENTAL_CXX0X__.
8125 * doc/cpp.texi: Same.
8127 2007-01-05 Richard Guenther <rguenther@suse.de>
8130 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8131 with mismatched types. Instead explicitly build a
8132 conversion NOP_EXPR.
8134 2007-01-05 Ian Lance Taylor <iant@google.com>
8136 * c-common.c (decl_with_nonnull_addr_p): New function.
8137 (c_common_truthvalue_conversion): Call it.
8138 * c-typeck.c (build_binary_op): Likewise.
8139 * c-common.h (decl_with_nonnull_addr_p): Declare.
8141 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8144 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8147 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8149 * doc/install.texi (Final install): Document the fact that
8150 the GNAT runtime should not be stripped.
8152 2007-01-04 Jan Hubicka <jh@suse.cz>
8154 * tree-inline.c (fold_marked_statements): Update operand caches
8155 and EH after folding
8157 2007-01-04 Ian Lance Taylor <iant@google.com>
8159 * c-common.c (check_function_nonnull): Whitespace fix.
8161 2007-01-04 Jan Hubicka <jh@suse.cz>
8163 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8164 comitted older version of patch.
8165 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8166 function, celanup cfg and collect garbage.
8168 2007-01-04 Mike Stump <mrs@apple.com>
8170 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8173 2007-01-04 Eric Christopher <echristo@apple.com>
8175 * libgcc2.c (__bswapsi2): Use SItype.
8176 (__bswapdi2): Use DItype.
8177 * libgcc2.h: Update for above.
8179 2007-01-04 Paul Brook <paul@codesourcery.com>
8181 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8182 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8183 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8184 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8185 umulsi3_highpart): Make conditional on !arm_arch6.
8186 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8187 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8188 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8189 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8190 umulsi3_highpart_v6): New insns.
8192 2007-01-04 Roger Sayle <roger@eyesopen.com>
8194 * fold-const.c (fold_convert): When casting an expression to void,
8195 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8196 have a type. Instead of attempting to build a NOP_EXPR, return
8197 these "special" trees directly.
8199 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8201 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8202 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8203 rs6000_cost->fp not 0 as adjustment for outer NEG.
8205 2007-01-04 Jan Hubicka <jh@suse.cz>
8207 * cgraph.c (cgraph_release_function_body): New function.
8208 (cgraph_remove_node): Use it.
8209 * cgraph.h (cgraph_release_function_body): Declare.
8210 * cgraphunit.c (cgraph_expand_function): Use it.
8211 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8212 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8213 is initialized and while compilation of other function is running.
8214 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8215 statement CFG annotations from here to ...
8216 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8218 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8220 * cfgloop.h (enum li_flags): Make the constants powers of two.
8222 2007-01-04 Jan Hubicka <jh@suse.cz>
8224 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8226 (fold_marked_statements): New function.
8227 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8228 * tree-inline.h (copy_body_data): Add statements_to_fold.
8230 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8232 * config.gcc: Mention libgcc/config.host.
8233 * Makefile.in: Update comments mentioning libgcc.
8234 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8235 (all.cross, start.encap, rest.encap, rest.cross): Update
8236 dependencies for libgcc move.
8237 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8238 (clean-target, clean-target-libgcc): Delete.
8239 (srcdirify, GCC_EXTRA_PARTS): New macros.
8240 (libgcc-support, libgcc.mvars): New rules.
8241 (distclean): Remove mention of mklibgcc.
8242 (install): Don't reference INSTALL_LIBGCC.
8243 (install-common): Don't reference EXTRA_PARTS.
8244 (install-libgcc, install-multilib): Delete rules.
8245 * mklibgcc.in: Delete file.
8246 * doc/configfiles.texi: Don't mention mklibgcc.
8248 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8249 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8250 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8251 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8252 (mklibgcc, ldblspecs): Likewise.
8254 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8255 (posixpre.def): Use $(T).
8256 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8257 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8258 (SHLIB_LINK): Make dummy.
8259 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8261 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8263 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8264 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8265 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8266 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8268 * configure.ac (all_outputs): Remove mklibgcc.
8269 * configure: Regenerated.
8271 2007-01-03 Josh Conner <jconner@apple.com>
8274 * calls.c (compute_argument_addresses): Set stack and stack_slot
8275 for partial args, too.
8276 (store_one_arg): Use locate.size.constant for the size when
8277 generating a save_area.
8279 2007-01-03 Robert Kennedy <jimbob@google.com>
8281 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8282 whose definitions are deleted due to basic block merging.
8284 2007-01-03 Paul Brook <paul@codesourcery.com>
8287 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8289 (use_return_insn): Return 0 for Thumb interrupt functions.
8290 (print_multi_reg): Add rfe argument for IRQ returns.
8291 (arm_output_epilogue): Pop interrupt return address directly into PC.
8292 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8294 2007-01-03 Paul Brook <paul@codesourcery.com>
8296 Merge from sourcerygxx-4_1.
8297 * config/arm/thumb2.md: New file.
8298 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8300 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8301 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8302 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8303 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8305 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8306 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8308 * config/arm/ieee754-sf.S: Ditto.
8309 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8310 (thumb1_base_register_rtx_p): ... to this.
8311 (thumb_index_register_rtx_p): Rename...
8312 (thumb1_index_register_rtx_p): ... to this.
8313 (thumb_output_function_prologue): Rename...
8314 (thumb1_output_function_prologue): ... to this.
8315 (thumb_legitimate_address_p): Rename...
8316 (thumb1_legitimate_address_p): ... to this.
8317 (thumb_rtx_costs): Rename...
8318 (thumb1_rtx_costs): ... to this.
8319 (thumb_compute_save_reg_mask): Rename...
8320 (thumb1_compute_save_reg_mask): ... to this.
8321 (thumb_final_prescan_insn): Rename...
8322 (thumb1_final_prescan_insn): ... to this.
8323 (thumb_expand_epilogue): Rename...
8324 (thumb1_expand_epilogue): ... to this.
8325 (arm_unwind_emit_stm): Rename...
8326 (arm_unwind_emit_sequence): ... to this.
8327 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8328 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8329 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8330 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8331 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8332 thumb2_output_casesi): New functions.
8333 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8334 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8335 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8336 THUMB2_WORK_REGS): Define.
8337 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8338 arm_condexec_mask, arm_condexec_masklen)): New variables.
8339 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8340 (arm_override_options): Check new CPU capabilities.
8341 Set new architecture flag variables.
8342 (arm_isr_value): Handle v7m interrupt functions.
8343 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8345 (const_ok_for_arm): Handle Thumb-2 constants.
8346 (arm_gen_constant): Ditto. Use movw when available.
8347 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8349 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8350 (thumb_find_work_register, arm_load_pic_register,
8351 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8352 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8353 print_multi_reg, output_mov_long_double_fpa_from_arm,
8354 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8355 output_mov_double_fpa_from_arm, output_move_double,
8356 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8357 output_return_instruction, arm_output_function_prologue,
8358 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8359 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8360 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8361 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8362 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8363 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8365 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8366 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8367 (arm_file_start): Output directive for unified syntax.
8368 (arm_unwind_emit_set): Handle stack alignment instruction.
8369 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8370 Add v6t2, v7, v7a, v7r and v7m.
8371 (RETLDM): Add Thumb-2 code.
8372 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8373 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8374 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8375 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8376 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8377 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8378 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8379 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8380 ADJUST_INSN_LENGTH): Define.
8381 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8382 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8383 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8384 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8385 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8386 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8387 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8388 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8389 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8390 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8391 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8392 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8393 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8394 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8395 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8396 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8397 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8399 * config/arm/arm-tune.md: Regenerate.
8400 * config/arm/arm-protos.h: Update prototypes.
8401 * config/arm/vfp.md: Enable patterns for Thumb-2.
8402 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8403 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8404 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8405 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8406 * config/arm/libunwind.S: Add Thumb-2 code.
8407 * config/arm/constraints.md: Update include Thumb-2.
8408 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8409 * config/arm/ieee754-df.S: Ditto.
8410 * config/arm/bpabi.S: Ditto.
8411 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8412 * config/arm/predicates.md (low_register_operand,
8413 low_reg_or_int_operand, thumb_16bit_operator): New.
8414 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8415 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8416 * config/arm/t-arm-elf: Add armv7 multilib.
8417 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8419 (UNSPEC_STACK_ALIGN, ce_count): New.
8420 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8421 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8423 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8424 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8425 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8426 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8427 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8428 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8430 * doc/extend.texi: Document ARMv7-M interrupt functions.
8431 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8433 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8435 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8436 (struct _Unwind_Context): Rename args_size to flags, remove
8437 signal_frame field, add a new args_size field and version field.
8438 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8439 _Unwind_IsExtendedContext): New inline functions.
8440 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8441 Assume by_value array is only present if _Unwind_IsExtendedContext.
8442 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8443 _Unwind_IsSignalFrame.
8444 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8445 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8446 (uw_init_context_1): Initialize context->flags to
8447 EXTENDED_CONTEXT_BIT.
8448 * config/rs6000/linux-unwind.h (frob_update_context): Use
8449 _Unwind_SetSignalFrame.
8451 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8454 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8455 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8458 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8460 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8461 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8462 RET, AT_SP): Remove.
8463 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8466 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8467 * cfgbuild.c (find_basic_blocks): Likewise.
8468 * cfgrtl.c (rtl_create_basic_block): Likewise.
8469 * function.c (temp_slots_at_level): Likewise.
8470 * reg-stack.c (stack_regs_mentioned): Likewise.
8471 * regclass.c (allocate_reg_info): Likewise.
8472 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8473 set_bb_for_stmt, move_block_to_fn): Likewise.
8474 * tree-complex.c (tree_lower_complex): Likewise.
8475 * vec.h (VEC_safe_grow_cleared): New.
8477 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8479 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8481 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8482 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8484 * cfgloopmanip.c (scale_loop_frequencies): Export.
8485 (loopify): Scale the frequencies by prescribed coefficients.
8486 (set_zero_probability): New function.
8487 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8488 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8489 and frequencies according to arguments.
8490 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8492 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8493 * modulo-sched.c (sms_schedule): Set probabilities for entering
8494 versioned loop correctly.
8495 * tree-vect-transform.c (vect_transform_loop): Ditto.
8496 * cfgloop.h (loopify, loop_version): Declaration changed.
8497 (scale_loop_frequencies): Declared.
8499 2007-01-02 Jan Hubicka <jh@suse.cz>
8501 * cgraph.c: Include tree-flow.h
8502 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8504 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8505 * tree-pass.h (pass_all_early_optimizations): Declare.
8506 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8508 (cgraph_analyze_function): Do early_local_passes.
8509 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8510 Do not add referenced vars.
8511 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8513 (gate_all_early_local_passes): New gate.
8514 (pass_early_local_passes): Use new gate.
8515 (execute_early_local_optimizations): New functions.
8516 (gate_all_early_optimizations): New gate.
8517 (pass_all_early_optimizations): New pass.
8518 (execute_free_datastructures): Free SSA only when initialized.
8519 (gate_init_datastructures): Init only when optimizing.
8520 (tree_lowering_passes): Do early local passes when called late.
8521 * tree-profile.c (do_tree_profiling): Don't profile functions added
8523 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8524 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8526 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8527 during early_local_passes.
8528 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8531 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8533 * Makefile.in: Update copyright year.
8535 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8537 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8538 in $(lang_checks) and check-consistency targets.
8540 2007-01-02 Jan Hubicka <jh@suse.cz>
8542 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8543 Do not add referenced vars.
8544 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8546 * passes.c (init_optimization_passes): Put mudflap_2 after
8547 free_datastructures.
8549 2007-01-02 Jan Hubicka <jh@suse.cz>
8551 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8552 Set NOTHROW flag on call statements proved to be nothrow.
8553 Update statement of local calls so new pure/const functions are
8554 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8556 (tree_rest_of_compilation): Register hooks and initialize bitmap
8557 early. Do not set after_inlining flag.
8559 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8561 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8562 HOST_BITS_PER_LONGLONG
8564 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8567 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8568 warning for non-static initializers.
8570 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8572 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8573 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8574 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8575 Always use set_unique_reg_note to add REG_EQUAL notes.
8577 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8580 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8582 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8583 * cfgbuild.c (find_basic_blocks): Likewise.
8584 * cfgrtl.c (rtl_create_basic_block): Likewise.
8585 * function.c (temp_slots_at_level): Likewise.
8586 * reg-stack.c (stack_regs_mentioned): Likewise.
8587 * regclass.c (allocate_reg_info): Likewise.
8588 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8589 set_bb_for_stmt, move_block_to_fn): Likewise.
8590 * tree-complex.c (tree_lower_complex): Likewise.
8591 * vec.h (VEC_safe_grow_cleared): New.
8593 2007-01-02 Ian Lance Taylor <iant@google.com>
8595 * c-common.c (c_common_truthvalue_conversion): When warning about
8596 using an assignment as a truth value, set TREE_NO_WARNING.
8598 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8601 * c.opt (Wold-style-declaration): New.
8602 * doc/invoke.texi (C-only Warning Options): New.
8603 (Wold-style-declaration): Document it.
8604 (Wextra): Enabled by -Wextra.
8605 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8606 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8607 -Wold-style-declaration.
8609 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8611 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8612 * cfgbuild.c (find_basic_blocks): Likewise.
8613 * cfgrtl.c (rtl_create_basic_block): Likewise.
8614 * function.c (temp_slots_at_level): Likewise.
8615 * reg-stack.c (stack_regs_mentioned): Likewise.
8616 * regclass.c (allocate_reg_info): Likewise.
8617 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8618 set_bb_for_stmt, move_block_to_fn): Likewise.
8619 * tree-complex.c (tree_lower_complex): Likewise.
8620 * vec.h (VEC_safe_grow_cleared): New.
8622 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8624 * c-common.c (c_common_nodes_and_builtins): Since variants of
8625 void_type_node get built before it is given a name, we need to
8626 give those variants the name, too.
8627 (complete_array_type): We need to work with the canonical main
8628 type of the array, from which we will build the qualified version.
8629 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8630 * print-tree.c (print_node): Display canonical type information
8632 * stor-layout.c (layout_type): When we don't know the
8633 alignment of a type for which we're building an array, we end up
8634 guessing wrong, so make the type require structural equality.
8635 * tree.c (make_node_stat): When we build a new type, it is its
8637 (build_type_attribute_qual_variant): When building an attribute
8638 variant, its canonical type is the non-attribute variant. However,
8639 if the attributes are target-dependent and they differ, we need to
8640 use structural equality checks for this type.
8641 (build_qualified_type): A qualified type is not equivalent to its
8642 unqualified variant; set the canonical type appropriately.
8643 (build_distinct_type_copy): When building a distinct type from
8644 another type, the new type is its own canonical type.
8645 (build_variant_type_copy): When building a new type variant, we
8646 assume that it is equivalent to the original type.
8647 (build_pointer_type_for_mode): When building a pointer type, also
8648 build a canonical type pointer.
8649 (build_reference_type_for_mode): When building a reference type,
8650 also build a canonical type reference.
8651 (build_index_type): When we can't hash an index type (e.g.,
8652 because its maximum value is negative), the index type requires
8653 structural equality tests.
8654 (build_array_type): Build the canonical form of an array type.
8655 (build_function_type): Function types require structural equality,
8656 because they contain default arguments, attributes, etc.
8657 (build_method_type_directly): Ditto for method types.
8658 (build_offset_type): Build the canonical offset type.
8659 (build_complex_type): Build the canonical vector type.
8660 (make_vector_type): Build the canonical vector type.
8661 * tree.h (TYPE_CANONICAL): New.
8662 (TYPE_STRUCTURAL_EQUALITY_P): New.
8663 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8664 (struct tree_type): Added "canonical" field.
8665 * params.h (VERIFY_CANONICAL_TYPES): New.
8666 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8667 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8668 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8669 * doc/invoke.texi (verify-canonical-types): Document --param
8670 parameter for verifying canonical types.
8672 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8674 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8675 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8676 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8677 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8679 * config/rs6000/e500.h: New.
8680 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8681 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8683 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8684 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8685 TARGET_E500_DOUBLE): Remove.
8686 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8687 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8688 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8689 * config/rs6000/rs6000.c (rs6000_override_options): Use
8692 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8694 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8695 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8696 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8697 rs6000_emit_cmove): Don't check TARGET_E500.
8698 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8699 sordered): Don't check TARGET_E500.
8701 2007-01-01 Eric Christopher <echristo@apple.com>
8703 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8704 HARD_REGISTER_NUM_P.
8706 2007-01-01 Roger Sayle <roger@eyesopen.com>
8708 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8709 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8710 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8713 2007-01-01 Mike Stump <mrs@apple.com>
8715 * configure.ac: Remove support for building with Apple's gcc-3.1.
8717 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8720 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8721 REG is a hard register. Do not modify REG before calling
8723 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8724 multiple of the size of YMODE for certain lowpart cases.
8726 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8729 * gimplify (voidify_wrapper_expr): Update for
8732 2007-01-01 Andreas Schwab <schwab@suse.de>
8735 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8736 save of BR0 in extra_spill_size instead of spill_size.
8737 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8739 (ia64_expand_epilogue): Restore BR0 from its new location.
8741 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8743 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8744 Use a temporary variable if the left hand side is not a gimple
8747 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8749 * gimplify.c (gimplify_return_expr): Make the temporary variable
8750 for the return expression, a gimple register variable.
8752 2007-01-01 Jan Hubicka <jh@suse.cz>
8754 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8757 2007-01-01 Mike Stump <mrs@apple.com>
8759 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8761 * config/darwin.c (machopic_select_rtx_section): Use
8763 (darwin_mergeable_constant_section): Likewise.
8764 * configure: Regenerate.
8765 * config.in: Regenerate.
8767 2007-01-01 Jan Hubicka <jh@suse.cz>
8768 Andrew Pinski <pinskia@gmail.com>
8770 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8771 before starting IPA passes.