1 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5 (xde, xdee): Mode attributes adjusted to support DFP modes.
6 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
11 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15 "movsf"): Insn definitions removed.
16 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21 "reload_in<mode>", "reload_out<mode>"): Expander added.
22 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
27 * config/s390/s390.md: Only non-functional changes. Renamed
28 FPR mode macro to BFP all over the file.
30 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
32 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
33 (op_type attribute): RRF instruction type added.
34 (fT0): New mode attribute.
35 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
36 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
37 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
38 no secondary memory is needed when moving DFmode values between GPRs
41 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
43 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
44 inverted and documentation adjusted.
45 ("mhard-dfp", "msoft-dfp"): New options.
46 * config/s390/s390.c (s390_handle_arch_option): New architecture
48 (override_options): Sanity checks for the new options added.
49 * config.gcc: New architecture switch: z9-ec.
50 * config/s390/s390.h (processor_flags): PF_DFP added.
51 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
52 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
53 when the bit is NOT set so remove it from the defaults.
55 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
57 * genemit.c (main): Print include statement for dfp.h.
58 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
61 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
63 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
65 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
68 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
71 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
73 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
74 attr_length_call, output_call, output_indirect_call): Cleanup
75 formatting of targetm calls.
77 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
79 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
81 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
83 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
84 reservation, bypass and anti-bypass descriptions for these instructions.
86 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
89 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
91 * tree-vect-transform.c (get_initial_def_for_induction): Replace
92 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
93 (get_initial_def_for_reduction): Likewise.
95 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
97 Fix PR tree-optimization/29922
98 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
99 (get_representative): Removed.
100 (value_dies_in_block_x): Update for rvuse removal.
101 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
102 (compute_antic_aux): Handle when PHI nodes appear in
103 non-single-successors.
104 (dump_bitmap_of_names): Removed.
105 (compute_antic_safe): Renamed and removed rvuse calculation.
106 Calculate only antic safe.
107 (insert_into_preds_of_block): Remove assert.
108 (execute_pre): Update for renamed functions.
109 (defer_or_phi_translate_block): New function.
111 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
113 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
114 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
116 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
117 Follow spelling conventions.
119 * tree-data-ref.h: Remove the prototype for analyze_array.
121 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
123 PR tree-optimization/31041
124 * tree-vect-transform.c (get_initial_def_for_induction): Call
125 force_gimple_operand.
127 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
129 * ipa-type-escape.c (look_for_casts) : Revert code to use
130 handled_component_p due to ada test a-numaux.adb.
132 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
134 * final.c (final_scan_insn): Alter the condition of a
135 conditional trap if we have nonstandard CC.
137 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
139 * configure.ac: Remove excess quoting from asm line 0 test.
140 * configure: Rebuilt.
142 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
144 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
145 * c-common.c (convert_and_check): Move warning logic to...
146 (warnings_for_convert_and_check): ...here. Define.
147 * c-common.h (warnings_for_convert_and_check): Declare.
149 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
151 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
152 (output_call): Likewise.
154 2007-03-16 Richard Sandiford <richard@codesourcery.com>
156 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
158 2007-03-16 Richard Sandiford <richard@codesourcery.com>
160 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
162 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
165 opteron, athlon-64 and athlon-fx processor_alias_table entries.
167 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
169 PR tree-optimization/31183
170 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
171 Use double_int instead of unsigned int for representing access_strides.
172 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
174 2007-03-16 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/31146
177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
178 to allow recursion of forward_propagate_addr_expr.
179 (forward_propagate_addr_into_variable_array_index): Likewise.
180 (forward_propagate_addr_expr): Likewise.
181 (tree_ssa_forward_propagate_single_use_vars): Likewise.
182 (forward_propagate_addr_expr_1): Recurse on simple copies
183 instead of propagating into them. Do so for useless conversions
185 (forward_propagate_addr_expr): Clean up unused statements after
188 2007-03-16 Richard Guenther <rguenther@suse.de>
190 * builtins.c (expand_builtin_cexpi): Use the right argument
191 for the expansion via cexp.
193 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
195 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
196 * configure: Rebuilt.
198 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
201 * dwarf2out.c (force_type_die): Adjust comment.
202 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
204 2007-03-15 DJ Delorie <dj@redhat.com>
206 * config/frv/predicates.md (minmax_operator): Don't check operands
209 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
211 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
212 Update constant estimates of number of iterations.
213 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
214 argument renamed to "realistic".
215 (compute_estimated_nb_iterations): Removed.
216 (record_niter_bound): New function.
217 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
218 call record_nonwrapping_iv with upper = false.
219 (infer_loop_bounds_from_signedness): Pass upper argument to
220 record_nonwrapping_iv.
221 (estimate_numbers_of_iterations_loop): Do not call
222 compute_estimated_nb_iterations. Record estimate based on profile
223 information. Initialize the constant estimates of number of
225 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
227 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
228 number of iterations is too small.
229 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
230 (EST_NOT_AVAILABLE): Removed.
231 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
232 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
235 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
237 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
238 Handle NE_EXPR guards.
240 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
243 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
244 Set also -pedantic-errors by default for the preprocessor unless
245 -fpermissive is given.
247 2007-03-15 Richard Guenther <rguenther@suse.de>
251 * builtins.c (expand_builtin_cexpi): As a fallback if we
252 don't have builtins for sincos or cexp create a function
253 declaration for cexp and expand to a call to that.
254 (expand_builtin_int_roundingfn): Always fall
255 back to floor/ceil and its variants even if they may be
258 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
261 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
262 jump tables, move the call to delete_dead_jumptables from here...
263 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
264 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
265 don't allow merging of blocks that try_redirect_by_replacing_jump
266 also does not handle when not optimizing.
268 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
269 Francois-Xavier Coudert <coudert@clipper.ens.fr>
271 * config/i386/i386.md (x86_sahf_1): Correctly handle
274 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
277 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
278 x86_64_general_operand as operand[2] predicate. Remove "iF"
279 from operand constraints and use "e" constraint instead.
280 (*subti3_1, *subti3_1 splitter): Ditto.
281 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
282 operand[1] predicate.
284 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
286 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
287 arrays, multiply the access strides by the size of the sub-array.
288 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
290 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
292 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
293 the configured assembler supports the sahf mnemonic.
294 * configure: Regenerate.
295 * config.in: Regenerate.
297 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
298 emit "sahf" or ".byte\t0x9e" as asm template.
300 2007-03-14 Michael Meissner <michael.meissner@amd.com>
303 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
304 option to replace hard coded TARGET_xxx in md file.
305 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
306 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
307 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
308 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
309 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
310 (X86_TUNE_NOT_VECTORMODE): Ditto.
311 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
312 (TUNE_AVOID_VECTOR_DECODE): Ditto.
313 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
314 (TUNE_SLOW_IMUL_IMM8): Ditto.
315 (TUNE_MOVE_M1_VIA_OR): Ditto.
316 (TUNE_NOT_UNPAIRABLE): Ditto.
317 (TUNE_NOT_VECTORMODE): Ditto.
319 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
322 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
323 tuning options instead of hard coded TARGET_xxx.
324 (fix ssemode peephole2's): Ditto.
325 (imul peephole2's): Ditto.
327 (movdi_or_rex64): Ditto.
328 (move peephole2): Ditto.
329 (not peephole2's): Ditto.
331 2007-03-14 Dirk Mueller <dmueller@suse.de>
333 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
334 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
335 * c-parser.c (c_parser_if_body): Always add an empty statement in case
337 * c-parser.c (c_parser_do_statement): Warn about empty body in
339 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
340 * doc/invoke.texi (-Wempty-body): Update documentation.
342 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
345 * c-common.h (warn_for_div_by_zero): Declare.
346 * c-common.c (warn_for_div_by_zero): Define.
347 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
350 2007-03-14 Richard Sandiford <richard@codesourcery.com>
352 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
353 to PREFIX and STANDARD_PREFIX.
355 2007-03-14 Richard Sandiford <richard@codesourcery.com>
356 Phil Edwards <phil@codesourcery.com>
358 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
359 (__gthread_once_t): Remove busy field for RTPs.
360 (__GTHREAD_ONCE_INIT): Update accordingly.
362 2007-03-14 Richard Sandiford <richard@codesourcery.com>
364 * doc/invoke.texi: Document VxWorks options.
366 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
368 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
370 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
372 PR tree-optimization/30590
373 * tree-nrv.c (tree_nrv): Check for the partial update of the
376 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
378 * flags.h (flag_random_seed): Remove declaration, in favor of...
379 * toplev.h (get_random_seed, set_random_seed): ... these.
380 * tree.c (get_file_function_name): Use the former.
381 * opts.c (common_handle_option): Use the latter.
384 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
387 * cse.c (cse_find_path): Do not bail out if a basic block that
388 we already visited now becomes part of a path that starts at a
389 different basic block. Just disallow this, to make sure we
390 visit each basic block at most once.
392 2007-03-13 Jan Hubicka <jh@suse.cz>
394 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
395 when profile esitmate is present, calls with very low frequency are
398 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
400 PR tree-optimization/30730
401 PR tree-optimization/26900
402 * tree-ssa-loop-niter.c: Include gmp.h.
404 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
405 split_to_var_and_offset, determine_value_range,
406 bound_difference_of_offsetted_base, refine_bounds_using_guard,
407 bound_difference, bounds_add, bounds_negate,
408 number_of_iterations_ne_max, dump_affine_iv): New functions.
409 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
410 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
411 difference of initial and final value of control iv to validate
413 (number_of_iterations_cond): Add loop parameter. Determine bounds
414 on the difference of the extremes of the control iv. Add dumps.
415 (expand_simple_operations): Handle phi nodes.
416 (simplify_using_initial_conditions): Do not record used conditions.
417 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
418 Do not set additional_info.
419 (implies_nonnegative_p, implies_ge_p): Removed.
420 (derive_constant_upper_bound): Do not use parameter `additional'.
421 (record_estimate): Parameter `additional' removed. Parameter
422 `i_bound' added. Do not call derive_constant_upper_bound.
423 (record_nonwrapping_iv): Use derive_constant_upper_bound to
424 bound the number of iterations estimate.
425 (estimate_numbers_of_iterations_loop): Pass the estimate from
426 the number of iterations analysis to record_estimate.
427 * tree.h (multiple_of_p): Declare.
428 * tree-scalar-evolution.c (expression_expensive_p): Removed.
429 (scev_const_prop): Do not check expression_expensive_p.
430 * fold-const.c (multiple_of_p): Exported.
431 * double-int.c (double_int_mask): Exported.
432 * double-int.h (double_int_mask): Declare.
433 * tree-flow.h (struct tree_niter_desc): Removed additional_info
434 field. Added max field.
436 2007-03-13 David Taylor <taylor@candd.org>
439 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
442 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
445 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
448 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/i386.opt (mcx16, msahf): New options.
451 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
452 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
454 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
455 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
456 Output -mcx16 and -msahf options when corresponding bit is set.
458 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
461 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
463 * configure.ac: Test for assembler tolerance to # 0 "".
464 * configure, config.in: Rebuilt.
465 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
467 2007-03-13 Geoffrey Keating <geoffk@apple.com>
469 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
471 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
472 (handle_syscall): Handle direct system calls.
473 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
475 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
477 * doc/invoke.texi: Fix cpp.info cross-reference.
478 * doc/passes.texi: Fix gcc.info cross-reference.
480 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
482 PR tree-optimization/30835
483 * lambda-code.c (can_convert_to_perfect_nest): Check whether
484 bb_for_stmt is not NULL before accessing it.
486 2007-03-12 Joseph Myers <joseph@codesourcery.com>
488 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
491 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
494 * doc/install.texi: Document --enable-stage1-languages
496 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
498 * tree-pass.h (pass_into_cfg_layout_mode,
499 pass_outof_cfg_layout_mode): Declare.
500 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
501 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
502 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
503 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
505 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
507 * c-decl.c (warn_variable_length_array): New function.
508 Refactored from grokdeclarator to handle warn_vla
509 and handle unnamed array case.
510 (grokdeclarator): Refactored VLA warning case.
511 * c.opt (Wvla): New flag.
512 * doc/invoke.texi (Wvla): New warning.
514 2007-03-12 Richard Henderson <rth@redhat.com>
516 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
517 (TARGET_SECTION_TYPE_FLAGS): New.
519 2007-03-12 Richard Henderson <rth@redhat.com>
521 * config/darwin.c (machopic_reloc_rw_mask): New.
522 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
523 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
525 2007-03-12 Mark Mitchell <mark@codesourcery.com>
527 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
528 * cppdefault.h (cpp_PREFIX): Document.
529 (cpp_PREFIX_len): Likewise.
530 (cpp_EXEC_PREFIX): New variable.
531 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
532 * c-incpath.c (add_standard_paths): Correct logic for relocating
535 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
538 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
540 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
541 fix_truncdfdi_sse using SSEMODEF mode macro.
542 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
543 fix_truncdfsi_sse using SSEMODEF mode macro.
544 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
545 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
547 2007-03-12 Richard Sandiford <richard@codesourcery.com>
549 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
552 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
554 * tree.h : Add multiple_of_p declaration.
555 * fold-const.c (multiple_of_p): Make multiple_of_p public.
556 * ipa-type-escape.c (results_of_malloc): Redundant.
557 (visited_stmts): New. Visited stmt for walk_use_def_chains.
558 (cast_type): Extended with new members.
559 (check_cast): Returns cast_type.
560 (cast): New structure for data of walk_use_def_chains.
561 (is_malloc_result, is_cast_from_non_pointer_1,
562 is_cast_from_non_pointer,
563 is_array_access_through_pointer_and_index): New functions.
564 (look_for_casts): Returns cast types.
565 (check_call): Returns void.
566 (okay_pointer_operation): Use support of pointer plus index,
567 pointer plus constant and allow all multiplications.
569 2007-03-11 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/31115
572 * tree-vrp.c (extract_range_from_binary_expr): Make sure
573 the shift count is positive and non-anti-range for RSHIFT_EXPR.
574 A shift count of zero is not special as with *_DIV_EXPR.
575 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
578 2007-03-11 Ian Lance Taylor <iant@google.com>
580 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
581 the *_DIV_EXPR codes correctly with overflow infinities.
583 2007-03-11 Ira Rosen <irar@il.ibm.com>
585 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
586 indicate success/failure of the analysis. Add negation to subtrahend
587 in case of subtraction. Fail if both operands contain constants.
588 (create_data_ref): Fail if analyze_offset fails.
590 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (frndintxf2): Rename to ...
593 (rintxf2): ... this. Remove expander having same name.
594 (rintsf2, rintdf2): Implement using SSEMODEF macro.
595 (roundsf2, rounddf2): Ditto.
596 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
597 (lround<mode>di2, lround<mode>si2): Ditto.
599 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
601 * lower-subreg.c: Include except.h.
602 (decompose_multiword_subregs): Verify that the only control flow
603 insns we can split are loads to multi-words pseudos.
604 Handle breaking such blocks after splitting, instead of calling
605 find_many_sub_basic_blocks.
607 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
608 on the new basic block. Add a lengthy comment explaining why we
609 thought this was necessary.
610 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
612 2007-03-10 Mark Mitchell <mark@codesourcery.com>
615 * tree.c (walk_type_fields): Recurse into the element type of
616 ARRAY_TYPEs if there is a pointer set.
618 2007-03-10 Dirk Mueller <dmueller@suse.de>
620 * c-common.c (warn_logical_operator): Fix condition.
622 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
624 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
626 * config/darwin.c (machopic_select_section): Remove superfluous
627 argument in call to categorize_decl_for_section. Remove unused
630 2007-03-10 Joseph Myers <joseph@codesourcery.com>
632 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
634 * configure: Regenerate.
636 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
640 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
641 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
642 Add LABEL_NUSES to emitted label.
643 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
644 branch probability value to emitted jump insn.
645 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
646 Do not check life information and do not re-arrange input operands
647 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
649 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
651 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
652 the change of decode_asm_operands.
654 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
656 * mode-switching.c (create_pre_exit): Skip blockage insn.
658 2007-03-09 Diego Novillo <dnovillo@redhat.com>
660 * tree-pass.h (TODO_update_smt_usage): Remove.
662 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
666 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
668 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
669 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
670 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
673 2007-03-09 Geoffrey Keating <geoffk@apple.com>
675 * gcc.c: Document %{, in big comment at top.
676 (input_suffix_matches): Remove special handling for .s and
678 (input_spec_matches): New.
679 (handle_braces): Handle %{,.
680 (validate_switches): ',' indicates a value which is not a switch.
681 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
682 to detect assembler input.
683 * config/i386/sol2.h (CPP_SPEC): Likewise.
684 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
685 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
686 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
687 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
688 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
689 -m64 causes deployment target to default to 10.5.
690 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
692 2007-03-09 Richard Henderson <rth@redhat.com>
695 * target.h (targetm.asm.out.reloc_rw_mask): New.
696 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
697 (TARGET_ASM_OUT): Use it.
698 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
699 * varasm.c (categorize_decl_for_section): Remove shlib argument;
700 use the new reloc_rw_mask target hook instead.
701 (default_section_type_flags_1): Merge into...
702 (default_section_type_flags): ... here.
703 (decl_readonly_section_1): Merge into...
704 (decl_readonly_section): ... here.
705 (default_elf_select_section_1): Merge into...
706 (default_elf_select_section): ... here.
707 (default_unique_section_1): Merge into...
708 (default_unique_section): ... here.
709 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
710 (default_select_rtx_section): Use it.
711 (default_elf_select_rtx_section): Likewise.
712 * output.h: Update to match.
713 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
714 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
715 (TARGET_ASM_RELOC_RW_MASK): New.
716 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
717 to categorize_decl_for_section.
718 (x86_64_elf_unique_section): Likewise.
719 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
720 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
721 (TARGET_ASM_RELOC_RW_MASK): New.
722 * config/ia64/ia64.c (ia64_rwreloc_select_section,
723 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
724 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
725 (TARGET_RWRELOC): Remove.
726 (ia64_section_type_flags): Adjust call to default_section_type_flags.
727 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
728 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
729 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
730 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
731 (rs6000_xcoff_select_section): Use decl_readonly_section.
732 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
733 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
734 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
735 (TARGET_SECTION_TYPE_FLAGS): Remove.
736 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
738 2007-03-09 Roger Sayle <roger@eyesopen.com>
740 * fold-const.c (fold_comparison): Remove compile-time evaluation of
741 complex constant equality/inequality comparisons for here.
742 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
743 known at compile-time or can be simplified to a scalar comparison.
744 (fold_relational_const): Move compile-time evaluation of complex
745 constant equality/inequality comparisons to here.
747 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
749 PR rtl-optimization/30643
750 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
752 (fold_rtx): Recurse, like before 2006-11-03.
754 2007-03-09 DJ Delorie <dj@redhat.com>
756 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
759 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
761 PR tree-optimization/30375
762 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
763 LHS of statements is not the same.
764 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
766 2007-03-09 Chao-ying Fu <fu@mips.com>
768 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
770 * doc/invoke.texi (-mdspr2): Document new option.
771 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
772 New unspec for DSP REV 2.
773 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
774 these instructions are extended in DSP REV 2.
775 (mips-dspr2.md): Include.
776 * config/mips/mips.opt (mdspr2): New option.
777 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
778 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
779 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
780 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
781 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
782 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
783 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
785 (bdesc_map): Add one field of unsupported_target_flags.
786 (bdesc_arrays): Update entries to have extra fields. Add
788 (mips_init_builtins): Initialize new function types.
789 Check unsupported_target_fileds to filter out builtins.
790 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
792 (ASM_SPEC): Pass mdspr2 to the assembler.
793 * config/mips/mips-dspr2.md: New file.
795 2007-03-09 Sa Liu <saliu@de.ibm.com>
797 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
799 2007-03-09 Ian Lance Taylor <iant@google.com>
801 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
802 argument) like -Wstrict-overflow=2.
803 * doc/invoke.texi (Warning Options): Update documentation.
805 2007-03-09 Dirk Mueller <dmueller@suse.de>
808 * doc/invoke.texi (-Wlogical-op): Document.
809 * common.opt (-Wlogical-op): New.
810 * c-common.h (warn_logical_operator): Declare.
811 * c-common.c (warn_logical_operator): Define.
812 * c-typeck.c (parser_build_binary_op): Call
813 warn_logical_operator.
815 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
817 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
818 * final.c (final_scan_insn): Test for non-"" file name.
820 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
822 * doc/loop.texi: Document the Omega linear constraints solver.
823 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
824 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
825 omega-hash-table-size, omega-max-keys, and
826 omega-eliminate-redundant-constraints.
827 * tree-pass.h (pass_check_data_deps): Declared.
830 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
831 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
832 pass_check_data_deps): New.
833 * tree-data-ref.c (init_data_ref): Remove declaration.
834 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
835 (analyze_array): Renamed init_array_ref, move up initializations.
836 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
837 Removed arguments that are set to NULL.
838 (analyze_indirect_ref): Correct indentation, correct call to
840 (object_analysis): Call init_array_ref instead of analyze_array.
841 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
842 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
843 of DR_ACCESS_FNS_ADDR.
844 (init_omega_eq_with_af, omega_extract_distance_vectors,
845 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
846 ddr_consistent_p): New.
847 (compute_affine_dependence): Check consistency of ddrs when
848 flag_check_data_deps is passed.
849 (analyze_all_data_dependences): Uncomment.
850 (tree_check_data_deps): New.
851 * tree-data-ref.h: Include omega.h.
852 (DR_ACCESS_FNS_ADDR): Removed.
853 (data_dependence_relation): Add inner_loop.
854 (DDR_INNER_LOOP): New.
855 * common.opt (fcheck-data-deps): New.
856 * tree-flow.h (tree_check_data_deps): Declare.
857 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
858 (OBJS-common): Depend on omega.o.
860 * passes.c (pass_check_data_deps): Scheduled.
861 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
862 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
863 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
864 PARAM_VECT_MAX_VERSION_CHECKS,
865 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
867 2007-03-09 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/30904
871 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
872 the same way as *_DIV_EXPR.
874 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
876 * recog.c (decode_asm_operands): No mixed declarations and code.
878 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
880 * rtl.def (ASM_INPUT): Add location.
881 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
882 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
883 (decode_asm_operands): Add loc operand.
884 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
885 * stmt.c (expand_asm): Rename to...
886 (expand_asm_loc): ... this. Add locus argument. Pass it on to
887 gen_rtx_ASM_INPUT_loc.
888 (expand_asm_expr): Adjust.
889 * recog.c (decode_asm_operands): Add loc operand.
890 (check_asm_operands, extract_insn): Adjust.
891 * reload1.c (maybe_fix_stack_asms): Likewise.
892 * final.c (asm_insn_count): Likewise.
893 (final_scan_insn): Output # line before and after asm.
895 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
897 * tree-ssa-structalias.c (variable_info): Remove
899 (new_var_info): Ditto.
900 (shared_bitmap_info_t): New structure.
901 (shared_bitmap_table): New variable.
902 (shared_bitmap_hash): New function.
903 (shared_bitmap_eq): Ditto
904 (shared_bitmap_lookup): Ditto.
905 (shared_bitmap_add): Ditto.
906 (merge_smts_into): Change to take bitmap directly.
907 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
908 (init_alias_vars): Init shared bitmap hashtable.
909 (delete_points_to_sets): Delete shared bitmap hashtable.
910 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
911 is_aliased removal as a change that was still necessary was
914 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/i386.h (override_options): Conditionally disable
917 x86_sahf for 64bit targets only.
919 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
922 * c-decl.c (merge_decls): Don't call make_var_volatile.
923 * varasm.c (make_var_volatile): Remove.
924 * output.h (make_var_volatile): Remove.
926 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
928 PR tree-optimization/31085
929 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
931 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
933 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
934 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
935 ATTR_CONST_NOTHROW_LIST.
937 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
940 2007-03-08 Diego Novillo <dnovillo@redhat.com>
942 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
944 2007-03-08 Geoffrey Keating <geoffk@apple.com>
947 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
949 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
950 passed, use shared libgcc.
952 2007-03-08 Roger Sayle <roger@eyesopen.com>
954 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
955 instead of calling build2 with a GIMPLE_MODIFY_STMT.
956 (honor_protect_cleanup_actions, lower_try_finally_switch):
958 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
959 ifc_temp_var): Likewise.
960 * tree-inline.c (setup_one_parameter): Likewise.
961 * tree-mudflap.c (mf_decl_cache_locals,
962 mf_build_check_statement_for): Likewise.
963 * tree-nested.c (init_tmp_var, save_tmp_var,
964 finalize_nesting_tree_1): Likewise.
965 * tree-outof-ssa.c (insert_copy_on_edge,
966 insert_backedge_copies): Likewise.
967 * tree-profile.c (tree_gen_edge_profiler,
968 tree_gen_ic_profiler): Likewise.
969 * tree-scalar-evolution.c (scev_const_prop): Likewise.
970 * tree-sra.c (sra_build_assignment): Likewise.
971 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
972 * tree-ssa-math-opts.c (insert_reciprocals,
973 execute_cse_sincos_1): Likewise.
974 * tree-tailcall.c (adjust_accumulator_values,
975 adjust_return_value): Likewise.
976 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
977 * tree-vect-transform.c (vect_create_data_ref_ptr,
978 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
979 vect_create_epilog_for_reduction, vectorizable_reduction,
980 vectorizable_call, vectorizable_conversion,
981 vectorizable_assignment, vectorizable_operation,
982 vectorizable_type_demotion, vect_gen_widened_results_half,
983 vect_permute_store_chain, vectorizable_store,
984 vect_setup_realignment, vect_permute_load_chain,
985 vectorizable_load, vectorizable_condition,
986 vect_create_cond_for_align_checks): Likewise.
987 * tree-vrp.c (build_assert_expr_for): Likewise.
989 2007-03-08 Ian Lance Taylor <iant@google.com>
991 * tree-vrp.c: Include "intl.h".
992 (usable_range_p): New static function.
993 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
994 overflowed values, juts set *strict_overflow_p.
995 (compare_values): Only return -2 if one of the operands is not a
997 (compare_ranges): Call usable_range_p.
998 (compare_range_with_value): Likewise.
999 (vrp_evaluate_conditional_warnv): Rename from
1000 vrp_evaluate_conditional. Make static. Change all callers.
1001 (vrp_evaluate_conditional): New function.
1002 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1004 (simplify_abs_using_ranges): Likewise.
1005 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1006 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1007 within_stmt parameter.
1008 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1009 vrp_evaluate_conditional.
1010 * tree-ssa-threadedge.c
1011 (record_temporary_equivalences_from_stmts_at_dest): Change
1012 simplify parameter to take a second tree parameter.
1013 (simplify_control_stmt_condition): Likewise.
1014 (thread_across_edge): Likewise.
1015 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1016 (thread_across_edge): Likewise.
1017 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1019 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1021 * config/i386/i386.h (TARGET_SAHF): New define.
1022 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1023 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1024 (x86_sahf): New global variable.
1025 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1026 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1027 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1028 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1030 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1031 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1032 when expanding fcomi/sahf based tests.
1033 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1034 expanding sahf based alternative. Emit sahf based sequence when
1035 optimizing for code size.
1036 * config/i386/i386.md (x86_sahf_1): Do not disable for
1037 TARGET_64BIT, enable for TARGET_SAHF.
1039 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1041 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1042 spurious whitespace from error message.
1044 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1047 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1049 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1051 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1053 * tree-sra.c (instantiate_element): Propagate disabled warnings
1054 from the element itself to the created variable.
1056 2007-03-07 Richard Henderson <rth@redhat.com>
1059 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1060 silently fix up the stack in the case of a missing register.
1062 2007-03-07 Paul Brook <paul@codesourcery.com>
1064 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1066 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1068 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1070 (phase1_vrs): Use them.
1071 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1072 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1073 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1074 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1075 __gnu_Unwind_Restore_WMMXC if required.
1076 (_Unwind_VRS_Pop): Implement iWMMXt support.
1077 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1078 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1079 gnu_Unwind_Save_WMMXC): Define.
1081 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1083 * config/vxworks.h (vxworks_override_options): Declare.
1084 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1085 * config/vxworks.c: Include target.h and toplev.h.
1086 (vxworks_override_options): New function.
1087 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1089 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1091 * config/s390/s390.c (override_options): Don't emit an error when
1092 -mstack-size is used without providing -mstack-guard.
1093 (s390_emit_prologue): Choose stack_guard value automatically if not
1094 provided via command line.
1095 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1097 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1099 * config/i386/i386.c (output_set_got): Add a GOT initialization
1100 sequence for VxWorks PIC.
1101 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1102 around labels as well as symbols. Use gotoff_operand instead
1103 of local_symbolic_operand.
1104 (legitimize_pic_address): Use gotoff_operand instead of
1105 local_symbolic_operand. Use @GOT accesses for labels as
1107 (ix86_output_addr_diff_elt): Use PC-relative rather than
1108 GP-relative offsets for VxWorks PIC.
1109 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1110 no_new_pseudos. Check whether the returned register is op0.
1111 * config/i386/i386.md (tablejump): Use PC-relative rather than
1112 GP-relative offsets for VxWorks PIC.
1113 * config/i386/predicates.md (gotoff_operand): New predicate.
1115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1117 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1119 * config/vxworks-dummy.h: New file.
1120 * config/i386/i386.h: Include it.
1122 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1124 * dwarf2out.c (is_inlined_entry_point): New
1125 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1126 DW_AT_ranges if the first subblock is the entry point.
1128 2007-03-06 David Daney <ddaney@avtrex.com>
1130 * doc/install.texi (mips-*-*): Change recommended binutils
1133 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1135 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1136 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1138 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1139 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1141 2007-03-06 Jan Hubicka <jh@suse.cz>
1143 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1144 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1146 (probably_cold_bb_p): Cold functions are cold.
1147 (probably_never_executed_bb_p): Cold functions are cold.
1148 (tree_bb_level_predictions): Predict calls to cold functions as not
1150 (compute_function_frequency): Check hot/cold attributes.
1151 * function.h (function_frequency): Update comments.
1152 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1153 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1154 (c_common_att): Add cold and hot.
1156 * doc/extend.texi (hot,cold attributes): Document.
1158 2007-03-06 Andrew Haley <aph@redhat.com>
1160 * function.c (expand_function_end): Move blockage to just after we
1161 emit the label for the naked return from the function.
1163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1165 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1168 2007-03-06 Jan Hubicka <jh@suse.cz>
1170 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1171 loaded for constant large models. Non-large 64bit PIC can do.
1172 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1173 * cmodel.h: Add LARGE PIC.
1174 * i386.md (UNSPEC_PLTOFF): New.
1175 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1177 (*call_1_rex64): Disable for large models.
1178 (*call_1_rex64_large): New.
1179 (*call_value_1_rex64): Disable for large models.
1180 (*call_value_1_rex64_large): New.
1181 (set_rip_rex4): New.
1182 (set_got_offset_rex64): New.
1183 * predicates.md (constant_call_address_operand): For large model
1184 constant calls are not possible.
1185 * i386-protos.h (construct_plt_address): Declare.
1186 * i386.c (override_options): Accept large models.
1187 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1188 (legitimate_constant_p): Add new UNSPECs.
1189 (legitimate_pic_operand_p): Likewise.
1190 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1191 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1193 (output_pic_addr_const): Add PLTOFF.
1194 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1195 (ix86_expand_move): Legitimize pic address when in PIC mode.
1196 (construct_plt_address): New function.
1197 (ix86_expand_call): Offload the address to register and use GOT pointer
1199 * invoke.texi (mcmodel=large): Update documentation.
1201 2007-03-06 Richard Henderson <rth@redhat.com>
1203 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1204 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1205 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1206 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1207 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1208 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1209 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1210 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1211 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1212 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1213 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1214 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1215 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1216 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1217 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1218 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1219 x86_schedule, x86_use_bt, x86_pad_returns,
1220 x86_use_xchgb): Merge into ...
1221 (ix86_tune_features): ... here. New array.
1222 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1223 x86_bswap): Merge into ...
1224 (ix86_arch_features): ... here. New array.
1225 (x86_3dnow_a): Remove.
1226 (x86_accumulate_outgoing_args): Make static.
1227 (x86_arch_always_fancy_math_387): Make static.
1228 (ix86_tune_mask, ix86_arch_mask): Move ...
1229 (override_options): ... to local variables here. Apply the
1230 appropriate mask to each element of ix86_arch_features and
1231 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1232 as were done in the old macros.
1233 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1234 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1235 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1236 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1237 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1238 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1239 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1240 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1241 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1242 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1243 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1244 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1245 x86_accumulate_outgoing_args, x86_prologue_using_move,
1246 x86_epilogue_using_move, x86_decompose_lea,
1247 x86_arch_always_fancy_math_387, x86_shift1,
1248 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1249 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1250 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1251 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1252 x86_use_incdec, x86_pad_returns, x86_bswap,
1253 x86_partial_flag_reg_stall): Remove.
1254 (enum ix86_tune_indices): New.
1255 (ix86_tune_features): New.
1256 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1257 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1258 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1259 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1260 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1261 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1262 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1263 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1264 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1265 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1266 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1267 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1268 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1269 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1270 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1271 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1272 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1273 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1274 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1275 TARGET_EXT_80387_CONSTANTS): Use it.
1276 (enum ix86_arch_indices): New.
1277 (ix86_arch_features): New.
1278 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1279 TARGET_BSWAP): Use it.
1280 (ix86_tune_mask, ix86_arch_mask): Remove.
1282 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1285 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1286 Define using $${sysroot_headers_suffix}.
1287 * configure: Regenerate.
1288 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1289 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1291 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1292 * gcc.c (print_sysroot_headers_suffix): New.
1293 (option_map): Include --print-sysroot-headers-suffix.
1294 (display_help): Mention -print-sysroot-headers-suffix.
1295 (process_command): Handle -print-sysroot-headers-suffix.
1296 (do_spec_1): Append multilib directory to include-fixed path if
1297 sysroot suffixes in use.
1298 (main): Handle -print-sysroot-headers-suffix.
1299 * Makefile.in (start.encap): Don't depend on xlimits.h
1300 (xlimits.h): Remove.
1301 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1302 limits.h for each multilib in fixinc_list.
1303 (fixinc_list, s-fixinc_list): New.
1304 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1305 generate them for each multilib in fixinc_list.
1306 (stmp-fixproto): Use include-fixed. Run fixproto for each
1307 multilib in fixinc_list.
1308 (mostlyclean): Don't remove xlimits.h.
1309 (clean): Remove include-fixed.
1310 (real-install-headers-tar, real-install-headers-cpio,
1311 real-install-headers-cp): Don't copy include, only include-fixed.
1312 (install-mkheaders): Depend on fixinc_list. Don't depend on
1313 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1314 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1315 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1317 2007-03-06 Jan Hubicka <jh@suse.cz>
1319 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1322 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1324 * configure.ac: Allow tm_file to contain build-directory files.
1325 * configure: Regenerate.
1326 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1327 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1328 * config/m68k/print-sysroot-suffix.sh: New file.
1330 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1332 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1333 of pic_offset_table_rtx if reload_completed.
1334 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1335 PIC_OFFSET_TABLE_REGNUM.
1336 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1338 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1339 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1343 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1344 functions that call eh_return.
1346 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1348 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1349 functions that need a constant pool.
1351 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1354 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1355 (m68k_preferred_reload_class): Likewise.
1356 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1357 (SECONDARY_RELOAD_CLASS): Define.
1358 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1359 (LIMIT_RELOAD_CLASS): Delete.
1360 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1361 registers from storing bytes.
1362 (m68k_secondary_reload_class): New function.
1363 (m68k_preferred_reload_class): Likewise.
1365 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1367 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1369 (m68k_expand_prologue): Likewise.
1371 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1373 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1374 (mips_expand_epilogue): Add a bool parameter.
1375 (m68k_legitimize_sibcall_address): Declare.
1376 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1377 (m68k_expand_epilogue): Add a parameter to select between sibling
1378 and normal epilogues. Only generate a return for the latter.
1379 (m68k_ok_for_sibcall_p): New function.
1380 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1381 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1382 (sibcall_value, *sibcall_value): Likewise.
1383 (*call, *call_value): Require !SIBLING_CALL_P.
1384 (epilogue): Update call to m68k_expand_epilogue.
1385 (sibcall_epilogue): New pattern.
1386 * config/m68k/predicates.md (const_call_operand): Say that this
1387 predicate applies to sibling calls too.
1388 (sibcall_operand): New predicate.
1390 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1392 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1393 alternatives as movsi_cf.
1394 (movsf_cf_hard): Add commentary.
1396 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1397 Richard Sandiford <richard@codesourcery.com>
1399 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1400 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1401 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1402 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1403 as being live on exit from an interrupt function.
1404 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1405 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1406 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1407 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1408 (m68k_interrupt_function_p): Globalize.
1409 (m68k_compute_frame_layout): Remove reverse mask code.
1410 (m68k_emit_movem, m68k_set_frame_related): New functions.
1411 (m68k_output_function_prologue): Delete in favor of...
1412 (m68k_expand_prologue): ...this new function.
1413 (m68k_output_function_epilogue): Delete in favor of...
1414 (m68k_expand_epilogue): ...this new function.
1415 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1417 (print_operand): Handle %?.
1418 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1419 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1420 (prologue, epilogue): New patterns.
1421 (return): Turn into a define_expand.
1422 (*return): New pattern, derived from old "return" pattern. Use rte
1423 rather than rts for interrupt functions. Only use rtd if the pop
1425 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1426 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1427 (link, *link, unlink, *unlink, load_got): Likewise.
1429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1433 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1434 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1435 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1436 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1437 and m68k_matches_u_p.
1438 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1439 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1440 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1441 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1442 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1443 (REG_STRICT_P): New macro.
1444 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1445 PCREL_GENERAL_OPERAND_OK.
1446 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1447 m68k_legitimate_base_reg_p.
1448 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1449 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1450 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1451 * config/m68k/m68k.c (m68k_address): New structure.
1452 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1453 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1454 (m68k_jump_table_ref_p, m68k_decompose_address)
1455 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1456 (m68k_matches_u_p): New functions.
1457 (print_operand_address): Rewrite to use m68k_decompose_index.
1459 2007-03-05 David Taylor <dtaylor@emc.com>
1461 * gcc.c: Correct copyright date in --version output.
1463 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1465 * pa.md: In unamed move patterns, disparge copies between general
1466 and floating point registers using '?' modifier. Don't include 'f'
1467 constraint for register preferences in DImode, SImode, HImode and
1468 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1469 Remove constraints for copies between general and floating registers
1470 in soft-float DFmode pattern.
1471 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1475 2007-03-05 Mike Stump <mrs@apple.com>
1477 * c-common.c (targetcm): Add.
1478 * c-opts.c (c_common_handle_option): Handle language specific
1480 * opts.c (handle_option): Verify language for target options, if
1482 * opth-gen.awk: Add CL_LANG_ALL.
1483 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1484 (TARGETCM_INITIALIZER): Add.
1485 * target.h (struct gcc_targetcm): Add.
1487 * targhooks.c (default_handle_c_option): Add.
1488 * targhooks.h (default_handle_c_option): Add.
1489 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1491 * config/darwin.opt (iframework): Add.
1492 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1493 * config/darwin-c.c (handle_c_option): Add.
1494 (TARGET_HANDLE_C_OPTION): Add.
1496 * doc/invoke.texi (Darwin Options): Add -iframework.
1498 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1503 2007-03-05 Ian Lance Taylor <iant@google.com>
1505 * c.opt (fgnu89-inline): New option.
1506 * c-opts.c (c_common_post_options): Set default value for
1508 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1509 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1511 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1512 (grokdeclarator, start_function): Likewise.
1513 * c-cppbuiltin.c (c_cpp_builtins): Define either
1514 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1515 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1516 (C Dialect Options): Document -fgnu89-inline.
1517 * doc/extend.texi (Function Attributes): Explain what the
1518 gnu_inline attribute does.
1519 * doc/cpp.texi (Common Predefined Macros): Document
1520 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1522 2007-03-05 Ian Lance Taylor <iant@google.com>
1524 PR tree-optimization/31034
1525 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1526 half-range if the other side is an overflow infinity.
1528 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1530 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1531 (bfin*-linux-uclibc*): New configuration.
1532 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1534 * config/bfin/linux.h: New file.
1535 * config/bfin/libgcc-bfin.ver: New file.
1536 * config/bfin/t-bfin-uclinux: New file.
1537 * config/bfin/t-bfin-linux: New file.
1538 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1539 (TARGET_OS_CPP_BUILTINS): New macro.
1541 2007-03-05 Richard Guenther <rguenther@suse.de>
1543 * fold-const.c (fold_binary): Remove duplicate folding
1544 of comparison of non-null ADDR_EXPR against null.
1546 2007-03-05 Richard Guenther <rguenther@suse.de>
1547 Dorit Nuzman <dorit@il.ibm.com>
1549 PR tree-optimization/26420
1550 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1551 are no loops in the function. Only print the number of
1552 vectorized loops if it is greater than zero or we are supposed
1553 to print information about unvectorized loops.
1555 2007-03-05 Revital Eres <eres@il.ibm.com>
1557 * gcc.dg/var-expand1.c: New test.
1558 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1559 when an accumulator is expanded.
1561 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1564 * c-common.c (convert_and_check): Don't give warnings for
1565 conversion if 'expr' already overflowed.
1567 2007-03-04 Roger Sayle <roger@eyesopen.com>
1570 * fold-const.c (fold_comparison): Enforce type consistency when
1571 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1573 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1575 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1576 containing a cast to the base of TARGET_MEM_REF.
1578 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1580 * tree.c (tree_contains_struct_check_failed): Remove spurious
1581 whitespace from error message.
1583 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1586 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1587 instead of precision.
1589 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1590 Nathan Sidwell <nathan@codesourcery.com>
1592 * emit-rtl.c (find_auto_inc): New.
1593 (try_split): recreate REG_INC notes,
1594 Use regular for loops rather than whiles.
1596 2007-03-03 Andreas Schwab <schwab@suse.de>
1598 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1599 * configure: Regenerate.
1601 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1604 flag_rounding_math, not flag_unsafe_math_optimizations.
1606 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1608 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1609 alpha_fold_vector_minmax): Likewise.
1610 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1611 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1613 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1615 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1616 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1617 if the lhs has side-effects.
1618 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1620 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.h (TUNEMASK): Remove define.
1623 (ARCHMASK): Remove define.
1624 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1625 Use ix86_arch_mask variable instead of ARCHMASK.
1626 * config/i386/i386.c (override_options): Ditto.
1627 (standard_80387_constant_p): Ditto.
1629 2007-03-02 Ian Lance Taylor <iant@google.com>
1631 Used signed infinities in VRP.
1632 * tree-vrp.c (uses_overflow_infinity): New static function.
1633 (supports_overflow_infinity): New static function.
1634 (make_overflow_infinity): New static function.
1635 (negative_overflow_infinity): New static function.
1636 (positive_overflow_infinity): New static function.
1637 (is_negative_overflow_infinity): New static function.
1638 (is_positive_overflow_infinity): New static function.
1639 (is_overflow_infinity): New static function.
1640 (overflow_infinity_range_p): New static function.
1641 (compare_values_warnv): New function split out of compare_values.
1642 (compare_value): Call it.
1643 (set_value_range_to_nonnegative): Add overflow_infinity
1644 parameter. Change caller.
1645 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1647 (vrp_expr_computes_nonzero): Likewise.
1648 (compare_ranges, compare_range_with_value): Likewise.
1649 (compare_name_with_value, compare_names): Likewise.
1650 (vrp_evaluate_conditional): Likewise.
1651 (set_value_range): Handle infinity
1652 (vrp_operand_equal_p, operand_less_p): Likewise.
1653 (extract_range_from_assert): Likewise.
1654 (vrp_int_const_binop): Likewise.
1655 (extract_range_from_binary_expr): Likewise.
1656 (extract_range_from_unary_expr): Likewise.
1657 (extract_range_from_comparison): Likewise.
1658 (extract_range_from_expr): Likewise.
1659 (dump_value_range): Likewise.
1660 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1661 (test_for_singularity): Likewise.
1662 (vrp_int_const_binop): Remove inline qualifier.
1663 (adjust_range_with_scev): Add comment.
1664 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1666 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1668 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1669 (get_constraint_for): Likewise.
1670 (do_structure_copy): Likewise.
1671 (find_func_aliases): Fix references to MODIFY_EXPR.
1672 (intra_create_variable_infos): Tidy.
1673 * tree-ssa-operands.c (add_virtual_operand): Add argument
1675 When adding members of alias sets, if IS_CALL_SITE is true and
1676 the symbol is not call-clobbered, skip it.
1679 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1681 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1682 entry by means of emit_insn_at_entry.
1684 2007-03-02 Richard Henderson <rth@redhat.com>
1686 * expr.h (promoted_input_arg): Remove decl.
1687 * function.c (promoted_input_arg): Merge into ...
1688 * combine.c (setup_incoming_promotions): ... only caller.
1689 Rearrange to avoid double loop.
1691 2007-03-02 Ben Elliston <bje@au.ibm.com>
1692 Peter Bergner <bergner@vnet.ibm.com>
1693 Janis Johnson <janis187@us.ibm.com>
1695 * config/rs6000/dfp.md: New file.
1696 * config/rs6000/rs6000.md: Include dfp.md.
1697 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1698 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1699 and TDmode decimal float modes in FP registers.
1700 (num_insns_constant): Likewise.
1701 (rs6000_legitimate_offset_address_p): Likewise.
1702 (rs6000_legitimize_address): Likewise.
1703 (rs6000_legitimize_reload_address): Likewise.
1704 (rs6000_legitimate_address): Likewise.
1705 (rs6000_emit_move): Likewise.
1706 (function_arg_boundary): Likewise.
1707 (function_arg_advance): Likewise.
1708 (rs6000_darwin64_record_arg_recurse): Likewise.
1709 (function_arg): Likewise.
1710 (rs6000_gimplify_va_arg): Likewise.
1711 (rs6000_split_multireg_move): Likewise.
1712 (rs6000_output_function_epilogue): Likewise.
1713 (rs6000_output_function_epilogue): Likewise.
1714 (rs6000_register_move_cost): Likewise.
1715 (rs6000_function_value): Likewise.
1716 (rs6000_libcall_value): Likewise.
1718 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1720 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1722 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1724 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1725 Use $MULTIDIR to choose between the kernel and RTP headers,
1726 and use $WIND_BASE and $WIND_USR to locate them.
1728 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/i386.c (override_options): Put initialization of
1731 ix86_tune_mask and ix86_arch_mask to the correct place.
1733 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1734 Michael Meissner <michael.meissner@amd.com>
1737 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1739 (TARGET_CMOVE): Use ARCHMASK.
1740 (TARGET_CMPXCHG): Ditto.
1741 (TARGET_CMPXCHG8B): Ditto.
1742 (TARGET_XADD): Ditto.
1743 (TARGET_BSWAP): Ditto.
1744 * config/i386/i386.c (ix86_tune_mask): New global variable.
1745 (ix86_arch_mask): Ditto.
1746 (override_options): Initialize ix86_tune_mask and
1747 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1750 2007-03-02 Ben Elliston <bje@au.ibm.com>
1753 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1755 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1757 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1758 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1759 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1760 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1762 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1763 rs6000_init_dwarf_reg_sizes_extra): New.
1764 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1765 SPE register high parts.
1767 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1769 * Makefile.in: Add install-pdf target as
1770 copied from automake v1.10 rules.
1771 * configure.ac: Add install-pdf to target list.
1772 * configure: Regenerate.
1774 2007-03-01 Paul Brook <paul@codesourcery.com>
1776 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1777 modes to LDRD for DImode.
1778 (output_move_double): Fixup out of range ldrd/strd.
1779 (vfp_secondary_reload_class): Rename...
1780 (coproc_secondary_reload_class): ... to this. Add wb argument.
1781 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1782 coproc_secondary_reload_class for CLASS_IWMMXT.
1783 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1784 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1786 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1788 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1789 factor by the estimated number of iterations.
1790 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1793 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1794 decode_caches_intel, detect_caches_intel): New functions.
1795 (host_detect_local_cpu): Use detect_caches_amd and
1796 detect_caches_intel.
1798 2007-03-01 Richard Henderson <rth@redhat.com>
1800 * expr.c (emit_move_complex_push): Export.
1801 (emit_move_complex_parts): Split out from ...
1802 (emit_move_complex): ... here.
1803 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1804 * config/i386/i386.md (movcdi): New.
1806 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1809 size of mode1 to check for tieable modes in MMX case.
1811 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1813 * Makefile.in (rtlanal.o): Depend on tree.h.
1814 * rtl.h (offset_within_section_p, split_const): Declare.
1815 * rtlanal.c: Include tree.h.
1816 (offset_within_block_p): New function, taken from
1817 mips_offset_within_object_p.
1818 (split_const): New function, taken from mips_split_const.
1819 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1821 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1822 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1823 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1824 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1825 (m68k_illegitimate_symbolic_constant_p): New function.
1826 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1827 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1828 symbolic constant that might be outside the symbol's section,
1829 move the symbol first and then add the offset.
1830 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1832 * config/mips/mips.c (mips_split_const): Delete.
1833 (mips_offset_within_object_p): Delete.
1834 (mips_symbolic_constant_p): Use offset_within_section_p and
1835 split_const instead of mips_offset_within_object_p and
1837 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1838 (mips_legitimize_const_move, print_operand_reloc)
1839 (mips_dangerous_for_la25_p): Use split_const instead of
1842 2007-02-28 Eric Christopher <echristo@apple.com>
1844 * Makefile.in (install-include-dir): Don't rm -rf include.
1846 2007-02-28 Richard Guenther <rguenther@suse.de>
1849 * fold-const.c (fold_binary): Do not associate expressions
1850 with more than one variable for integer types that do not wrap.
1852 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1854 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1855 Delete, and replace with...
1856 (fold_builtin_call_array): This. Update callers to use it.
1857 * fold-const.c (fold_build_call_list): Delete, and replace with...
1858 (fold_build_call_array): This.
1859 (fold_build_call_list_initializer): Delete, and replace with...
1860 (fold_build_call_array_initializer): This.
1861 * tree.h: Update declarations to reflect above changes.
1863 * c-typeck.c (build_function_call): Store converted arguments
1864 in a stack-allocated array instead of building a list.
1865 (convert_arguments): Store arguments in the array passed in as an
1866 argument, and return the actual number of arguments.
1867 * c-format.c: (check_function_format): Pass arguments in an
1868 array instead of a list.
1869 * c-common.c (check_function_nonnull): Likewise.
1870 (check_function_sentinel): Likewise.
1871 (check_function_arguments): Likewise.
1872 * c-common.h: Update declarations to reflect above changes.
1874 2007-02-28 Jan Hubicka <jh@suse.cz>
1876 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1877 PRED_NEGATIVE_RETURN): Update outcomes.
1879 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1881 * calls.c (emit_library_call_value_1): Handle partial registers
1882 correctly when building up CALL_INSN_FUNCTION_USAGE.
1884 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1886 * pa/predicates.md (move_src_operand): Allow zero for mode.
1887 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1890 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1894 *movv2df_internal): Enable pattern only for valid operand
1896 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1897 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1899 2007-02-27 Mike Stump <mrs@apple.com>
1901 * config/darwin-crt3.c: Avoid compilation when compiling for a
1904 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1906 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1908 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1909 for fixed headers and limits.h.
1910 (install-include-dir, install-headers-tar, install-headers-cpio,
1911 install-headers-cp, real-install-headers-tar,
1912 real-install-headers-cpio, real-install-headers-cp): Handle
1913 include-fixed as well as include.
1914 (install-mkheaders): Don't install files that go only in include
1916 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1917 from GCC_INCLUDE_DIR.
1918 * gcc.c (process_command): Remove special -BstageN/ handling.
1919 (do_spec_1): Add include-fixed directories.
1921 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1923 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1925 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1927 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1930 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1932 * c-common.c (get_priority): Add check for
1933 SUPPORTS_INIT_PRIORITY.
1935 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1937 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1939 * config/bfin/bfin.c: Include "cfglayout.h".
1940 (MAX_LSETUP_DISTANCE): New macro.
1941 (struct loop_info): New members incoming, incoming_src and
1942 incoming_dest. Delete member predecessor.
1943 (length_for_loop): New function.
1944 (bfin_optimize_loop): Handle more different loop structures.
1945 (bfin_discover_loop): Rework detection of predecessor blocks by
1946 examining incoming edges.
1947 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1949 (bfin_reorder_loops): New function.
1950 (bfin_reorg_loops): Use these three new functions.
1952 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1953 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1954 (CONSTRAINT_LEN): Add entry for 'q'.
1955 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1956 Add 'q' constraints.
1957 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1958 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1960 * config/bfin/bfin.md (add_with_carry): New pattern.
1961 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1962 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1963 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1964 support unsigned multiplies too. Removed incorrect commutativity from
1965 operand 1 constraint where appropriate.
1966 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1968 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1969 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1971 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1972 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1973 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1974 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1975 usmulhisi_hh_huh): New patterns.
1977 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1978 lshifthi3): Fix output template to use half reg for operand 2.
1980 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1983 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1985 2007-02-27 Andreas Schwab <schwab@suse.de>
1987 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1989 2007-02-27 Jan Hubicka <jh@suse.cz>
1991 * predict.c (last_basic_block_p): Remove.
1992 (tree_estimate_probability): Update return heuristic for commonized
1995 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1997 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1999 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2001 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2002 * doc/cpp.texi: Standardize title page.
2003 * doc/cppinternals.texi: Likewise.
2004 * doc/gcc.texi: Standardize title page, remove version number
2005 from copyright page.
2006 * doc/gccint.texi: Likewise.
2007 * doc/install.texi: Standardize title page, add table of
2010 2007-02-26 Jan Hubicka <jh@suse.cz>
2012 * predict.def: Set outcomes according to more recent results.
2013 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2014 Remove dead predictors.
2015 * predict.c (return_prediction): Fix pasto.
2017 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2019 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2020 change; avoid a memory leak when returning early.
2022 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2024 * c-decl.c (static_ctors): Move to c-common.c.
2025 (static_dtors): Likewise.
2026 (finish_function): Use c_record_cdtor_fn.
2027 (build_cdtor): Move to c-common.c.
2028 (c_write_global_declarations): Use c_build_cdtor_fns.
2029 * c-common.h (static_ctors): Declare.
2030 (static_dtors): Likewise.
2031 (c_record_cdtor_fn): Likewise.
2032 (c_build_cdtor_fns): Likewise.
2033 * c-common.c (static_ctors): New variable.
2034 (static_dtors): Likewise.
2035 (c_record_cdtor_fn): New function.
2036 (build_cdtor): Move from c-decl.c
2037 (c_build_cdtor_fns): New function.
2039 * output.h (assemble_addr_to_section): Declare.
2040 (get_cdtor_priority_section): Likewise.
2041 * varasm.c (assemble_addr_to_section): New function.
2042 (get_cdtor_priority_section): Likewise.
2043 (default_named_section_asm_out_destructor): Use them.
2044 (destor_dtor_section_asm_out_destructor): Likewise.
2045 (default_named_section_asm_out_constructor): Likewise.
2046 (default_ctor_section_asm_out_constructor): Likewise.
2047 * config.gcc (*-*-vxworks*): Include vxworks.o.
2048 * config/t-vxworks (vxworks.o): New target.
2049 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2050 (TARGET_ASM_CONSTRUCTOR): Define.
2051 (TARGET_ASM_DESTRUCTOR): Likewise.
2052 (vxworks_asm_out_constructor): Declare.
2053 (vxworks_asm_out_destructor): Likewise.
2055 * c-common.c (get_priority): Check that we have not just an
2056 INTEGER_CST, but an integer constant with integeral type.
2058 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2060 PR tree-optimization/30938
2061 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2062 use &dt[nargs-1] instead of &dt[nargs] in the call to
2063 vect_is_simple_use().
2065 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2067 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2068 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2069 Do not attempt to handle MEM inside auto-inc expressions.
2070 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2071 of a register modified by an auto-inc expression. However, do handle
2072 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2073 (elimination_effects): Prohibit elimination of a register modified
2074 by an auto-inc expression. Disable register elimination rules whose
2075 target register is modified by an auto-inc expression with variable
2078 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2080 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2082 (array_at_struct_end_p): New function.
2083 (idx_infer_loop_bounds): Use it.
2084 (estimate_numbers_of_iterations_loop): Export.
2085 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2086 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2087 (tree_estimate_probability): Call record_loop_exits.
2088 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2089 (estimated_loop_iterations, estimated_loop_iterations_int,
2090 estimated_loop_iterations_tree): New functions.
2091 (analyze_siv_subscript_cst_affine,
2092 compute_overlap_steps_for_affine_1_2,
2093 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2094 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2095 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2096 (PRED_LOOP_ITERATIONS_GUESSED): New.
2097 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2098 * cfgloop.h (estimate_numbers_of_iterations_loop,
2099 estimated_loop_iterations_int): Declare.
2101 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2103 * doc/extend.texi: Document optional priority argument to
2104 constructors and destructors.
2105 * tree.c (init_priority_for_decl): Adjust GTY markers.
2106 (init_ttree): Use priority-info hash functions for
2107 init_priority_for_decl.
2108 (tree_map_eq): Rename to ...
2109 (tree_map_base_eq): ... this.
2110 (tree_map_marked_p): Rename to ...
2111 (tree_map_base_marked_p): ... this.
2112 (tree_map_base_hash): New function.
2113 (decl_init_priority_lookup): Rework.
2114 (decl_fini_priority_lookup): New function.
2115 (decl_priority_info): New function.
2116 (decl_init_priority_insert): Use it.
2117 (decl_fini_priority_insert): Likewise.
2118 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2120 (decl_restrict_base_insert): Likewise.
2121 (decl_debug_expr_insert): Likewise.
2122 (decl_value_expr_lookup): Likewise.
2123 (decl_value_expr_insert): Likewise.
2124 * tree.h (priority_type): New type.
2125 (decl_init_priority_lookup): Use priority_type.
2126 (decl_fini_priority_lookup): New function.
2127 (decl_init_priority_insert): Use priority_type.
2128 (decl_fini_priority_insert): New function.
2129 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2130 (DECL_INIT_PRIORITY): Likewise.
2131 (SET_DECL_INIT_PRIORITY): Add comment.
2132 (DECL_FINI_PRIORITY): New macro.
2133 (SET_DECL_FINI_PRIORITY): Likewise.
2134 (DEFAULT_INIT_PRIORITY): Document.
2135 (MAX_INIT_PRIORITY): Likewise.
2136 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2137 (tree_map_base): New type.
2138 (tree_map_base_eq): New function.
2139 (tree_map_base_hash): Likewise.
2140 (tree_map_base_marked_p): Likewise.
2141 (tree_map): Inherit from tree_map_base.
2142 (tree_map_eq): Make it a macro.
2143 (tree_map_marked_p): Likewise.
2144 (tree_int_map): Inherit from tree_map_base.
2145 (tree_int_map_eq): Make it a macro.
2146 (tree_int_map_hash): Likewise.
2147 (tree_int_map_marked_p): Likewise.
2148 (tree_priority_map): New type.
2149 (tree_priority_map_eq): New macro.
2150 (tree_priority_map_hash): Likewise.
2151 (tree_priority_map_marked_p): Likewise.
2152 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2154 (emutls_common_1): Likewise.
2155 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2156 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2157 of tree_map hierarchy.
2158 * tree-cfg.c (move_stmt_r): Likewise.
2159 (new_label_mapper): Likewise.
2160 * c-tree.h (c_expand_body): Move to ...
2161 * c-common.h (c_expand_body): ... here.
2162 * c-decl.c (c_expand_body): Move to ...
2163 * c-common.c (c_expand_body): ... here.
2164 (c_common_attribute_table): Allow 1 argument for the constructor
2165 and destructor attributes.
2166 (get_priority): New function.
2167 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2168 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2170 2007-02-24 Jan Hubicka <jh@suse.cz>
2173 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2175 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2176 Jan Hubicka <jh@suse.cz>
2179 * i386.c (counter_mode): New function.
2180 (expand_set_or_movmem_via_loop): Use it.
2181 (expand_movmem_epilogue): Likewise; fix pasto.
2182 (ix86_expand_movmem): Do emit guard even for constant counts.
2183 (ix86_expand_setmem): Likewise.
2185 2007-02-25 Nick Clifton <nickc@redhat.com>
2187 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2188 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2190 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2194 count argument with 0x10, not with 0x16.
2195 (expand_setmem_epilogue): Ditto.
2197 2007-02-24 Mike Stump <mrs@apple.com>
2199 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2202 2007-02-24 Richard Guenther <rguenther@suse.de>
2205 * fold-const.c (fold_binary): Fold x +- CST op x for
2206 EQ_EXPR and NE_EXPR.
2208 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2212 2007-02-24 Jan Hubicka <jh@suse.cz>
2214 * cgraphunit.c (decide_is_function_needed): Honor
2215 -fkeep-inline-functions.
2217 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2219 * builtins.c (fold_builtin_modf): New.
2220 (fold_builtin_2): Use it.
2222 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2224 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2225 (determine_max_iter): Take additional LOOP arg; all callers changed.
2226 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2227 one using simplifications.
2228 (simplify_using_initial_values): Return if the expression becomes
2229 invalid due to altered regs.
2231 2007-02-23 DJ Delorie <dj@redhat.com>
2233 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2235 2007-02-23 Mike Stump <mrs@apple.com>
2237 * tlink.c (scan_linker_output): Parse linker messages from
2238 darwin9's linker better.
2240 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2243 * varpool.c (varpool_assemble_pending_decls): Set
2244 varpool_last_needed_node to null.
2246 2007-02-23 DJ Delorie <dj@redhat.com>
2248 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2249 alignment bigger than the object file can handle.
2251 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2255 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2256 (*movsf_1): Penalize MMX moves.
2258 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2261 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2263 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2265 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2268 (fold_builtin_1): Use them.
2269 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2270 BUILT_IN_SIGNIFICAND.
2272 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.c (bdesc_1arg): Initialize
2275 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2276 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2277 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2278 and IX86_BUILTIN_MOVSLDUP.
2280 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2282 PR rtl-optimization/30841
2283 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2285 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2287 * builtins.c (fold_builtin_frexp): New.
2288 (fold_builtin_2): Use it.
2290 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2292 * doc/invoke.texi (Spec Files): Document getenv spec function.
2294 * gcc.c (getenv_spec_function): New function.
2295 (static_spec_functions): Add it.
2296 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2297 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2300 2007-02-22 Michael Matz <matz@suse.de
2303 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2304 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2306 2007-02-22 Ian Lance Taylor <iant@google.com>
2309 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2310 (mem_loc_descriptor): Call it.
2312 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2313 Ira Rosen <irar@il.ibm.com>
2315 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2317 2007-02-22 Ira Rosen <irar@il.ibm.com>
2319 PR tree-optimization/30843
2320 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2321 stores only after all the group is vectorized.
2323 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2325 PR tree-optimization/30858
2326 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2327 in the reduction cycle have a single use in the loop.
2328 * tree-vectorizer.h (relevant): Add documentation.
2330 2007-02-20 Mike Stump <mrs@apple.com>
2332 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2333 * configure: Regenerate.
2335 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2337 Change the defaults of some parameters and options.
2338 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2339 * config/spu/spu.c (spu_optimization_options): Add.
2340 (spu_override_options): Change params in spu_optimization_options.
2341 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2343 Register 127 is only 16 byte aligned when used as a frame pointer.
2344 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2345 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2346 HARD_FRAME_POINTER_REGNUM.
2347 (spu_legitimate_address): Use regno_aligned_for_reload.
2348 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2349 aligned when frame_pointer_needed is true.
2350 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2352 * config/spu/spu.h (INIT_EXPANDERS): Define.
2354 Make sure shift and rotate instructions have valid immediate operands.
2355 * config/spu/predicates.md (spu_shift_operand): Remove.
2356 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2357 * config/spu/constraints.md (W, O): Extend range.
2358 * config/spu/spu.md (umask, nmask): Define.
2359 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2360 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2361 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2362 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2363 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2364 (lshr<mode>3_reg): Fix rtl description.
2366 Make sure mulhisi immediate operands are valid.
2367 * config/spu/predicates.md (imm_K_operand): Add.
2368 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2370 Generate constants using fsmbi and andi.
2371 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2372 (print_operand, spu_split_immediate, classify_immediate,
2373 fsmbi_const_p): Handle IC_FSMBI2.
2375 Correctly handle a CONST_VECTOR containing symbols.
2376 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2377 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2378 (immediate_load_p): Allow symbols that use 2 instructions to create.
2379 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2380 with symbols when flag_pic is set.
2381 (const_vector_immediate_p): New.
2382 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2383 accept a CONST_VECTOR with symbols.
2384 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2385 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2387 * config/spu/spu.md (high, low): Delete.
2388 (low_<mode>): Define.
2390 Remove INTRmode and INTR_REGNUM, which didn't work.
2391 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2393 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2394 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2395 peephole2 pattern): Don't use INTR or 131.
2396 (movintrcc): Delete.
2397 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2398 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2399 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2400 (UNSPEC_SET_INTR): Add.
2401 * config/spu/spu-modes.def (INTR): Remove.
2403 More accurate warnings about run-time relocations.
2404 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2406 Correctly warn about immediate arguments to specific intrinsics.
2407 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2408 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2409 the instruction predicate.
2411 Fix tree check errors with latest update.
2412 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2414 (spu_expand_builtin): Use CALL_EXPR_FN.
2416 Add missing specific intrinsics.
2417 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2419 * config/spu/spu_internals.h: Ditto.
2421 Fix incorrect operand modifiers.
2422 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2423 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2425 Optimize one case of zero_extend of a vec_select.
2426 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2428 Accept any immediate for hbr.
2429 * config/spu/spu.md (hbr): Change s constraints to i.
2431 2007-02-21 Paul Brook <paul@codesourcery.com>
2433 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2434 condexec_count when skipping USE and CLOBBER.
2436 2007-02-21 Nick Clifton <nickc@redhat.com>
2438 * common.opt (Warray-bounds): Add Warning attribute.
2439 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2441 (fsized-zeroes): Add Optimization attribute.
2442 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2443 * c.opt (Wc++0x-compat): Add Warning attribute.
2445 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2448 * reload1.c (eliminate_regs_in_insn): In the single_set special
2449 case, attempt to re-recognize the insn before falling back to
2450 having reload fix it up.
2452 2007-02-20 Eric Christopher <echristo@gmail.com>
2454 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2455 Rewrite accordingly.
2456 (frv_read_iacc_argument): Ditto.
2457 (frv_expand_set_builtin): Take a call instead of arglist, update for
2459 (frv_expand_unop_builtin): Ditto.
2460 (frv_expand_binop_builtin): Ditto.
2461 (frv_expand_cut_builtin): Ditto.
2462 (frv_expand_binopimm_builtin): Ditto.
2463 (frv_expand_voidbinop_builtin): Ditto.
2464 (frv_expand_int_void2arg): Ditto.
2465 (frv_expand_prefetches): Ditto.
2466 (frv_expand_voidtriop_builtin): Ditto.
2467 (frv_expand_voidaccop_builtin): Ditto.
2468 (frv_expand_load_builtin): Ditto.
2469 (frv_expand_store_builtin): Ditto.
2470 (frv_expand_mdpackh_builtin): Ditto.
2471 (frv_expand_mclracc_builtin): Ditto.
2472 (frv_expand_mrdacc_builtin): Ditto.
2473 (frv_expand_mwtacc_builtin): Ditto.
2474 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2477 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2479 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2480 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2482 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2484 * configure: Regenerate.
2485 * config.in: Regenerate.
2486 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2487 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2488 masks to power6 and power6x and to POWERPC_MASKS.
2489 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2491 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2492 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2493 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2494 Access PROTOTYPE as variable, not mask.
2496 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2498 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2499 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2500 * combine.c (adjust_for_new_dest): Use it.
2501 * postreload.c (reload_combine): Likewise.
2503 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2505 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2506 notes on an insn with multiple sets, even if single_set returns
2507 non-NULL for that insn.
2509 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2511 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2514 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2516 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2517 if user didn't pass it.
2518 * config/i386/darwin.h (CC1_SPEC): Likewise.
2519 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2520 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2521 -mmacosx-version-min.
2523 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 Uros Bizjak <ubizjak@gmail.com>
2526 * optabs.h (enum optab_index): Add new OTI_scalb.
2527 (scalb_optab): Define corresponding macro.
2528 * optabs.c (init_optabs): Initialize scalb_optab.
2529 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2531 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2532 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2533 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2534 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2535 flag_unsafe_math_optimizations is set.
2537 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2538 to implement scalbf, scalb and scalbl built-ins as inline x87
2541 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2542 DJ Delorie <dj@redhat.com>
2545 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2546 (diagnostic_report_diagnostic): ... here, and turn them into real
2547 errors. If warnings are inhibited, no need to do anything.
2549 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2552 better code generation.
2554 2007-02-20 Ben Elliston <bje@au.ibm.com>
2556 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2558 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2560 * config/alpha/alpha.c, config/alpha/alpha.md,
2561 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2562 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2563 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2564 config/arm/lib1funcs.asm: Follow spelling conventions.
2566 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2567 config/fr30/fr30.md, config/i386/i386.h,
2568 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2569 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2570 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2571 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2572 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2573 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2574 config/sparc/sparc.c, config/sparc/sparc.h,
2575 config/sparc/sparc.md, config/spu/constraints.md,
2576 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2579 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2582 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2585 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2587 * doc/invoke.texi (-ftree-lrs): Remove.
2589 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2591 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2594 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2596 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2597 new CALL_EXPR_FN macro for retrieving the function
2598 declaration of the input expression.
2600 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2602 * c.opt (Waddress): New.
2603 * common.opt (Walways-true): Delete.
2604 (Wstring-literal-comparison): Delete.
2605 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2606 -Wstring-literal-comparison. Add -Waddress.
2608 (Walways-true): Delete.
2609 (Wstring-literal-comparison): Delete.
2610 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2611 consistently instead of -Walways-true in example.
2612 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2613 * c-typeck.c (parser_build_binary_op): Replace
2614 -Wstring-literal-comparison and -Walways-true with -Waddress.
2615 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2618 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2620 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2621 without DECL_STRUCT_FUNCTION initialized.
2623 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2625 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2626 due to calls to functions taking pointers as parameters.
2628 2007-02-19 Richard Henderson <rth@redhat.com>
2631 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2634 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2636 * config/s390/s390.c (s390_call_saved_register_used,
2637 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2638 accessed to the new scheme.
2640 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2642 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2643 (cris_print_index, cris_print_operand, cris_print_operand_address)
2644 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2645 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2646 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2648 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2649 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2650 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2651 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2652 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2653 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2654 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2655 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2656 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2657 (uminsi3, call, call_value): Ditto.
2658 (define_split: indir_to_reg_split, unnamed): Ditto.
2660 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2662 PR tree-optimization/30975
2663 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2666 2007-02-18 Eric Christopher <echristo@gmail.com>
2668 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2669 Remove use of arglist.
2670 (mips_expand_builtin): Remove use of arglist, pass in expr.
2671 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2672 (mips_expand_builtin_movtf): Ditto.
2673 (mips_expand_builtin_compare): Ditto.
2675 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2677 * tree-sra.c (sra_build_assignment): Replace assertion
2678 checking with a comment explaining why it can't be done.
2680 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2683 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2684 during CALL_EXPR representation conversion.
2685 * tree-ssa-propagate.c (set_rhs): Likewise.
2687 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2689 * tree-sra.c (sra_build_assignment): Disable assertion checking
2692 2007-02-18 Roger Sayle <roger@eyesopen.com>
2694 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2695 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2696 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2698 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2699 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2700 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2701 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2702 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2703 force_gimple_operand): Likewise.
2704 * ipa-cp.c (constant_val_insert): Likewise.
2705 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2706 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2707 perfect_nestify): Likewise.
2708 * langhooks.c (lhd_omp_assignment): Likewise.
2709 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2710 lower_copyprivate_clauses, lower_send_clauses,
2711 lower_send_shared_vars, expand_parallel_call,
2712 expand_omp_for_generic, expand_omp_for_static_nochunk,
2713 expand_omp_for_static_chunk, expand_omp_sections,
2714 lower_omp_single_copy, lower_omp_for_lastprivate,
2715 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2716 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2717 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2720 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2722 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2723 config/sh/sh.md: Follow spelling conventions.
2725 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2726 config/frv/predicates.md: Follow spelling conventions.
2728 * config/m68k/linux-unwind.h: Fix a comment typo.
2729 * target.h: Follow spelling conventions.
2731 2007-02-18 Roger Sayle <roger@eyesopen.com>
2733 PR rtl-optimization/28173
2734 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2735 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2736 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2737 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2738 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2740 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2742 * builtins.c (fold_builtin_load_exponent): New.
2743 (fold_builtin_2): Use it.
2745 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2747 PR rtl-optimization/30773
2748 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2749 if we fail to attach a REG_EQUIV note.
2751 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2752 Roger Sayle <roger@eyesopen.com>
2754 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2756 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2758 * calls.c (initialize_argument_information): Pass original EXP
2759 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2760 code to split complex arguments here, as part of initializing the
2762 (expand_call): Remove code that builds a list of arguments and
2763 inserts implicit arguments into it. Instead, just count how many
2764 implicit arguments there will be so we can determine the size of
2765 the ARGS array, and let initialize_argument_information do the work.
2766 (split_complex_values): Delete unused function.
2768 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2770 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2772 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2774 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2775 for arg pointer based indexed addressing.
2777 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2779 * config/ia64/ia64.h, config/ia64/ia64.md,
2780 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2781 spelling conventions.
2783 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2785 * config/m68k/m68k.c (split_di): New.
2786 * config/m68k/m68k-protos.h: Declare split_di.
2787 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2788 Improve predicate handling and split constant shifts.
2790 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2792 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2793 parameter for register bitfield operations, general predicates
2796 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2798 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2799 * config/m68k/linux-unwind.h: New file.
2801 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2803 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2804 config/i386/athlon.md, config/ia64/ia64.md,
2805 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2806 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2807 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2808 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2809 tree-vect-transform.c: Fix comment typos.
2811 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2813 * sched-deps.c (find_insn_list): Remove.
2814 * sched-int.h: Remove the prototype for find_insn_list.
2816 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2818 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2820 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2821 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2822 darwin_rs6000_override_options.
2823 (C_COMMON_OVERRIDE_OPTIONS): Expect
2824 darwin_macosx_version_min to be non-NULL always.
2825 (TARGET_C99_FUNCTIONS): Likewise.
2826 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2827 (DARWIN_MINVERSION_SPEC): New.
2828 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2829 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2831 (DARWIN_MINVERSION_SPEC): New.
2832 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2834 * config/darwin-c.c (darwin_cpp_builtins): Expect
2835 darwin_macosx_version_min to be non-NULL always.
2837 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2839 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/i386.h (x86_use_xchgb): New.
2842 (TARGET_USE_XCHGB): New macro.
2843 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2844 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2845 Split after reload into bswaphi for shifts of 8.
2846 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2847 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2848 or when optimizing for size.
2850 2007-02-16 Richard Guenther <rguenther@suse.de>
2851 Christian Bruel <christian.bruel@st.com>
2853 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2854 DECLs but prefer SSA_NAMEs over DECLs.
2856 2007-02-16 Richard Guenther <rguenther@suse.de>
2858 * tree-flow-inline.h (single_imm_use_p): Remove.
2859 (zero_imm_uses_p): Likewise.
2860 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2861 instead of single_imm_use_p.
2862 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2865 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2868 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2869 nested double- and backquotes.
2871 2007-02-15 Roger Sayle <roger@eyesopen.com>
2874 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2875 should be unreachable.
2876 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2877 For the time being redirect GIMPLE_MODIFY_STMT to the new
2878 (renamed) build_gimple_modify_stmt_stat.
2879 (build2_gimple_stat): Rename to...
2880 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2881 Always build a GIMPLE_MODIFY_STMT node.
2882 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2883 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2886 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2887 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2888 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2889 expand_complex_div_wide): Likewise.
2890 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2891 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2892 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2893 * tree-ssa-loop-manip.c (create_iv): Likewise.
2894 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2895 abs_replacement): Likewise.
2896 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2897 realify_fake_stores): Likewise.
2899 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2900 node rather than a GIMPLE_MODIFY_STMT node.
2901 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2902 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2904 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2905 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2908 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * fold-const.c (fold_comparison): Add back the
2912 folding of constant complex comparisions.
2914 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2917 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2918 effects unknown to this function, return early.
2920 2007-02-15 Ian Lance Taylor <iant@google.com>
2922 * lower-subreg.c (move_eh_region_note): New static function.
2923 (resolve_simple_move): Call it.
2924 (decompose_multiword_subregs): Track blocks for which we resolve a
2925 simple move which is also a control flow insn. Pass them to
2926 find_many_sub_basic_blocks.
2927 (pass_lower_subreg): Add TODO_verify_flow.
2928 (pass_lower_subreg2): Likewise.
2930 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2931 Brooks Moses <brooks.moses@codesourcery.com>
2932 Lee Millward <lee.millward@codesourcery.com>
2934 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2935 (VL_EXP_CLASS_P): New.
2936 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2938 (TREE_OPERAND_CHECK_CODE): Likewise.
2939 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2940 (TREE_RTL_OPERAND_CHECK): Likewise.
2941 (tree_operand_check_failed): Make second parameter the whole tree
2942 instead of its code. Fixed callers.
2943 (VL_EXP_CHECK): New.
2944 (TREE_OPERAND_LENGTH): New.
2945 (VL_EXP_OPERAND_LENGTH): New.
2946 (CALL_EXPR_FN): New.
2947 (CALL_EXPR_STATIC_CHAIN): New.
2948 (CALL_EXPR_ARGS): New.
2949 (CALL_EXPR_ARG): New.
2950 (call_expr_nargs): New.
2951 (CALL_EXPR_ARGP): New.
2952 (build_nt_call_list): Declare.
2953 (build_vl_exp_stat): Declare.
2954 (build_vl_exp): New.
2955 (build_call_list): Declare.
2956 (build_call_nary): Declare.
2957 (build_call_valist): Declare.
2958 (build_call_array): Declare.
2959 (call_expr_arg): Declare.
2960 (call_expr_argp): Declare.
2961 (call_expr_arglist): Declare.
2962 (fold_build_call_list): Declare.
2963 (fold_build_call_list_initializer): Declare.
2964 (fold_call_expr): Declare to replace fold_builtin.
2965 (fold_builtin_fputs): Update to agree with modified definition.
2966 (fold_builtin_strcpy): Likewise.
2967 (fold_builtin_strncpy): Likewise.
2968 (fold_builtin_memory_chk): Likewise.
2969 (fold_builtin_stxcpy_chk): Likewise.
2970 (fold_builtin_strncpy_chk): Likewise.
2971 (fold_builtin_next_arg): Likewise.
2972 (fold_build_call_expr): Declare.
2973 (fold_builtin_call_list): Declare.
2974 (fold_builtin_call_valist): Declare.
2975 (build_call_expr): Declare.
2976 (validate_arglist): Update to agree with modified definition.
2977 (tree_operand_length): New.
2978 (call_expr_arg_iterator): New.
2979 (init_call_expr_arg_iterator): New.
2980 (next_call_expr_arg): New.
2981 (first_call_expr_arg): New.
2982 (more_call_expr_args_p): New.
2983 (FOR_EACH_CALL_EXPR_ARG): New.
2985 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2986 and tcc_gimple_stmt.
2987 (tree_code_size): Update documentation. Use sizeof (tree) rather
2988 than sizeof (char *).
2989 (tree_size): Likewise. Add case for tcc_vl_exp.
2990 (tree_node_structure): Add case for tcc_vl_exp.
2991 (contains_placeholder_p): Likewise.
2992 (substitute_in_expr): Likewise.
2993 (substitute_placeholder_in_expr): Likewise.
2994 (stabilize_reference_1): Likewise.
2995 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2996 to diagnose breakage of this interface for constructing CALL_EXPRs.
2997 (build_nt): Add similar assertion here.
2998 (build_nt_call_list): New.
2999 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3000 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3002 (get_callee_fndecl): Use new CALL_EXPR accessors.
3003 (tree_operand_check_failed): Change parameters to pass entire node
3004 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3005 (process_call_operands): New.
3006 (build_vl_exp_stat): New.
3007 (build_call_list): New.
3008 (build_call_nary): New.
3009 (build_call_valist): New.
3010 (build_call_array): New.
3011 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3012 (call_expr_arglist): New.
3014 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3015 tcc_vl_exp instead of a fixed-size tcc_expression.
3017 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3018 accessors for CALL_EXPRs.
3019 (AGGR_INIT_EXPR): Likewise.
3021 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3022 Brooks Moses <brooks.moses@codesourcery.com>
3023 Lee Millward <lee.millward@codesourcery.com>
3025 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3026 (expand_builtin_nonlocal_goto): Change parameter to be entire
3027 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3028 (expand_builtin_prefetch): Likewise.
3029 (expand_builtin_classify_type): Likewise.
3030 (mathfn_built_in): Return NULL_TREE instead of 0.
3031 (expand_errno_check): Use new CALL_EXPR accessors.
3032 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3033 Return NULL_RTX instead of 0.
3034 (expand_builtin_mathfn_2): Likewise.
3035 (expand_builtin_mathfn_3): Likewise.
3036 (expand_builtin_interclass_mathfn): Likewise.
3037 (expand_builtin_sincos): Likewise.
3038 (expand_builtin_cexpi): Likewise.
3039 (expand_builtin_int_roundingfn): Likewise.
3040 (expand_builtin_int_roundingfn_2): Likewise.
3041 (expand_builtin_pow): Likewise.
3042 (expand_builtin_powi): Likewise.
3043 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3044 of arglist, fixing callers appropriately. Use new CALL_EXPR
3045 accessors and constructors. Return NULL_RTX instead of 0.
3046 (expand_builtin_strstr): Likewise.
3047 (expand_builtin_strchr): Likewise.
3048 (expand_builtin_strrchr): Likewise.
3049 (expand_builtin_strpbrk): Likewise.
3050 (expand_builtin_memcpy): Likewise.
3051 (expand_builtin_mempcpy): Likewise.
3052 (expand_builtin_mempcpy_args): New.
3053 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3054 (expand_builtin_memmove_args): New.
3055 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3056 (expand_movstr): Likewise.
3057 (expand_builtin_strcpy): Likewise.
3058 (expand_builtin_strcpy_args): New.
3059 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3060 (expand_builtin_strncpy): Likewise.
3061 (expand_builtin_memset): Likewise.
3062 (expand_builtin_memset_args): New.
3063 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3064 (expand_builtin_memcmp): Likewise.
3065 (expand_builtin_strcmp): Likewise.
3066 (expand_builtin_strncmp): Likewise.
3067 (expand_builtin_strcat): Likewise.
3068 (expand_builtin_strncat): Likewise.
3069 (expand_builtin_strspn): Likewise.
3070 (expand_builtin_strcspn): Likewise.
3071 (expand_builtin_args_info): Likewise.
3072 (expand_builtin_va_start): Likewise.
3073 (gimplify_va_arg_expr): Likewise.
3074 (expand_builtin_va_end): Likewise.
3075 (expand_builtin_va_copy): Likewise.
3076 (expand_builtin_frame_address): Likewise.
3077 (expand_builtin_alloca): Likewise.
3078 (expand_builtin_bswap): Likewise.
3079 (expand_builtin_unop): Likewise.
3080 (expand_builtin_fputs): Likewise.
3081 (expand_builtin_expect): Likewise.
3082 (expand_builtin_fabs): Likewise.
3083 (expand_builtin_copysign): Likewise.
3084 (expand_builtin_printf): Likewise.
3085 (expand_builtin_fprintf): Likewise.
3086 (expand_builtin_sprintf): Likewise.
3087 (expand_builtin_init_trampoline): Likewise.
3088 (expand_builtin_signbit): Likewise.
3089 (expand_builtin_fork_or_exec): Likewise.
3090 (expand_builtin_sync_operation): Likewise.
3091 (expand_builtin_compare_and_swap): Likewise.
3092 (expand_builtin_lock_test_and_set): Likewise.
3093 (expand_builtin_lock_release): Likewise.
3094 (expand_builtin): Likewise.
3095 (builtin_mathfn_code): Likewise.
3097 (fold_builtin_constant_p): Pass call arguments individually instead
3098 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3099 accessors and constructors. Return NULL_TREE instead of 0.
3100 (fold_builtin_expect): Likewise.
3101 (fold_builtin_classify_type): Likewise.
3102 (fold_builtin_strlen): Likewise.
3103 (fold_builtin_nan): Likewise.
3104 (integer_valued_real_p): Likewise.
3105 (fold_trunc_transparent_mathfn): Likewise.
3106 (fold_fixed_mathfn): Likewise.
3107 (fold_builtin_cabs): Likewise.
3108 (fold_builtin_sqrt): Likewise.
3109 (fold_builtin_cbrt): Likewise.
3110 (fold_builtin_cos): Likewise.
3111 (fold_builtin_cosh): Likewise.
3112 (fold_builtin_tan): Likewise.
3113 (fold_builtin_sincos): Likewise.
3114 (fold_builtin_cexp): Likewise.
3115 (fold_builtin_trunc): Likewise.
3116 (fold_builtin_floor): Likewise.
3117 (fold_builtin_ceil): Likewise.
3118 (fold_builtin_round): Likewise.
3119 (fold_builtin_int_roundingfn): Likewise.
3120 (fold_builtin_bitop): Likewise.
3121 (fold_builtin_bswap): Likewise.
3122 (fold_builtin_logarithm): Likewise.
3123 (fold_builtin_hypot): Likewise.
3124 (fold_builtin_pow): Likewise.
3125 (fold_builtin_powi): Likewise.
3126 (fold_builtin_exponent): Likewise.
3127 (fold_builtin_memset): Likewise.
3128 (fold_builtin_bzero): Likewise.
3129 (fold_builtin_memory_op): Likewise.
3130 (fold_builtin_bcopy): Deleted; call site changed to invoke
3131 fold_builtin_memory_op directly.
3132 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3133 (fold_builtin_strncpy): Likewise.
3134 (fold_builtin_memcmp): Likewise.
3135 (fold_builtin_strcmp): Likewise.
3136 (fold_builtin_strncmp): Likewise.
3137 (fold_builtin_signbit): Likewise.
3138 (fold_builtin_copysign): Likewise.
3139 (fold_builtin_isascii): Likewise.
3140 (fold_builtin_toascii): Likewise.
3141 (fold_builtin_isdigit): Likewise.
3142 (fold_builtin_fabs): Likewise.
3143 (fold_builtin_abs): Likewise.
3144 (fold_builtin_fmin_fmax): Likewise.
3145 (fold_builtin_carg): Likewise.
3146 (fold_builtin_classify): Likewise.
3147 (fold_builtin_unordered_cmp): Likewise.
3149 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3150 New functions split out from fold_builtin_1.
3151 (fold_builtin_n): New.
3152 (fold_builtin_varargs): New.
3153 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3155 (fold_call_expr): New.
3156 (build_function_call_expr): Rewrite to use new helper function.
3157 (fold_builtin_call_list): New.
3158 (build_call_expr): New.
3159 (fold_builtin_call_valist): New.
3160 (rewrite_call_expr): New.
3161 (validate_arg): New.
3162 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3163 of an arglist. Change return type to bool. Use new CALL_EXPR
3166 (fold_builtin_strstr): Pass call arguments individually instead
3167 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3168 accessors and constructors. Return NULL_TREE instead of 0.
3169 (fold_builtin_strchr): Likewise.
3170 (fold_builtin_strrchr): Likewise.
3171 (fold_builtin_strpbrk): Likewise.
3172 (fold_builtin_strcat): Likewise.
3173 (fold_builtin_strncat): Likewise.
3174 (fold_builtin_strspn): Likewise.
3175 (fold_builtin_strcspn): Likewise.
3176 (fold_builtin_fputs): Likewise.
3177 (fold_builtin_next_arg): Likewise.
3178 (fold_builtin_sprintf): Likewise.
3180 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3181 NULL_RTX instead of 0.
3182 (expand_builtin_memory_chk): Likewise.
3183 (maybe_emit_chk_warning): Likewise.
3184 (maybe_emit_sprintf_chk_warning): Likewise.
3186 (fold_builtin_object_size): Pass call arguments individually instead
3187 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3188 accessors and constructors. Return NULL_TREE instead of 0.
3189 (fold_builtin_memory_chk): Likewise.
3190 (fold_builtin_stxcpy_chk): Likewise.
3191 (fold_builtin_strncpy_chk): Likewise.
3192 (fold_builtin_strcat_chk): Likewise.
3193 (fold_builtin_strcat_chk): Likewise.
3194 (fold_builtin_strncat_chk): Likewise.
3195 (fold_builtin_sprintf_chk): Likewise.
3196 (fold_builtin_snprintf_chk): Likewise.
3197 (fold_builtin_printf): Likewise.
3198 (fold_builtin_vprintf): Likewise.
3200 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3202 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3203 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3204 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3205 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3206 (fold_unary): Likewise.
3207 (fold_binary): Likewise.
3208 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3209 ternary expressions.
3210 (fold): Add logic for tcc_vl_exp.
3211 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3212 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3213 (fold_build3_stat): Add assertion to flag broken interface for
3214 constructing CALL_EXPRs.
3215 (fold_build_call_list): New.
3216 (fold_build_call_list_initializer): New.
3217 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3219 (fold_strip_sign_ops): Likewise.
3221 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3222 Brooks Moses <brooks.moses@codesourcery.com>
3223 Lee Millward <lee.millward@codesourcery.com>
3225 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3226 accessors and dump arguments explicitly.
3228 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3230 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3232 (print_call_name): Use new CALL_EXPR accessors.
3234 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3235 CALL_EXPR arguments explicitly instead of as a list. Use
3236 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3238 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3239 (vrp_visit_stmt): Likewise.
3241 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3242 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3244 (force_move_till_expr): Likewise.
3246 * targhooks.c (default_external_stack_protect_fail): Use
3247 build_call_expr instead of build_function_call_expr.
3248 (default_hidden_stack_protect_fail): Likewise.
3250 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3253 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3254 and walk arguments explicitly.
3256 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3257 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3258 (expand_simple_operations): Likewise.
3259 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3261 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3262 of TREE_CODE_LENGTH.
3263 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3265 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3266 instead of TREE_CODE_LENGTH.
3268 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3269 (tree_ic_transform): Likewise.
3270 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3271 parameter instead of arglist. Fix callers.
3272 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3273 (tree_stringops_transform): Likewise.
3274 (tree_indirect_call_to_profile): Likewise.
3275 (tree_stringops_values_to_profile): Likewise.
3277 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3278 (eliminate_tail_call): Likewise.
3280 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3282 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3283 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3285 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3287 * omp-low.c (build_omp_barrier): Use build_call_expr.
3288 (lower_rec_input_clauses): Likewise.
3289 (lower_reduction_clauses): Likewise.
3290 (expand_parallel_call): Likewise.
3291 (maybe_catch_exception): Likewise.
3292 (expand_omp_for_generic): Likewise.
3293 (expand_omp_for_static_nochunk): Likewise.
3294 (expand_omp_sections): Likewise.
3295 (lower_omp_single_simple): Likewise.
3296 (lower_omp_single_copy): Likewise.
3297 (lower_omp_master): Likewise.
3298 (lower_omp_ordered): Likewise.
3299 (lower_omp_critical): Likewise.
3301 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3302 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3304 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3305 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3306 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3308 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3309 and generalize to handle any number of operands.
3310 (chrec_contains_undetermined): Likewise.
3311 (tree_contains_chrecs): Likewise.
3312 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3314 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3316 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3317 fold_call_expr instead of fold_builtin.
3318 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3319 match declarations there.
3320 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3323 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3324 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3326 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3327 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3329 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3332 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3333 (execute_cse_sincos): Use new CALL_EXPR accessors.
3335 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3337 * gimple-low.c (lower_function_body): Use build_call_expr.
3338 (lower_builtin_setjmp): Likewise.
3340 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3341 (set_storage_via_libcall): Likewise.
3342 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3343 instead of TREE_CODE_LENGTH.
3344 (expand_expr_real_1): Use new CALL_EXPR accessors.
3346 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3347 generalize to handle any number of operands.
3348 (TB_parent_eq): Likewise.
3350 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3351 (strip_builtin_expect): Likewise.
3353 * function.c (gimplify_parameters): Use build_call_expr.
3355 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3356 instead of TREE_CODE_LENGTH.
3358 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3359 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3361 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3364 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3365 (gimplify_decl_expr): Likewise.
3366 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3367 Use new CALL_EXPR iterators.
3368 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3369 (gimplify_modify_expr_to_memset): Likewise.
3370 (gimplify_variable_sized_compare): Likewise.
3371 (gimplify_omp_atomic_fetch_op): Likewise.
3372 (gimplify_omp_atomic_pipeline): Likewise.
3373 (gimplify_omp_atomic_mutex): Likewise.
3374 (gimplify_function_tree): Likewise.
3376 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3377 (call_expr_flags): Likewise.
3378 (expand_call): Likewise.
3380 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3381 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3384 * coverage.c (create_coverage): Use build_call_expr.
3386 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3387 (temp_call_expr_obstack): New.
3388 (pool_copy_list): Delete.
3389 (temp_copy_call_expr): New.
3390 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3391 CALL_EXPR accessors. Get rid of special goo for copying argument
3392 lists and use temp_copy_call_expr instead.
3393 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3394 CALL_EXPR accessors.
3395 (create_expression_by_pieces): Likewise. Use build_call_array
3396 to construct the result instead of fold_build3.
3397 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3398 dealing with argument lists.
3399 (init_pre): Remove references to expression_node_pool and
3400 list_node_pool. Init temp_call_expr_obstack instead.
3401 (fini_pre): Remove references to expression_node_pool and
3404 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3405 and walk arguments explicitly instead of as a list.
3407 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3408 (mx_register_decls): Likewise.
3409 (mudflap_register_call): Likewise.
3410 (mudflap_finish_file): Likewise.
3412 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3413 (ipa_callsite_compute_param): Likewise.
3415 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3416 accessors and constructor.
3418 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3419 accessors and constructor.
3420 (convert_tramp_reference): Likewise.
3421 (convert_call_expr): Likewise.
3422 (finalize_nesting_tree_1): Likewise.
3424 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3427 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3429 * tree-inline.c (initialize_inlined_parameters): Pass entire
3430 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3432 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3433 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3435 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3436 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3437 (vectorizable_reduction): Likewise.
3438 (vectorizable_call): Use new CALL_EXPR iterators.
3439 (vectorizable_conversion): Use build_call_expr.
3440 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3441 (vect_gen_widened_results_half): Use build_call_expr.
3442 (vect_setup_realignment): Likewise.
3443 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3445 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3446 (pass_through_call): Likewise.
3447 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3450 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3451 (tree_gen_pow2_profiler): Likewise.
3452 (tree_gen_one_value_profiler): Likewise.
3453 (tree_gen_ic_func_profiler): Likewise.
3454 (tree_gen_average_profiler): Likewise.
3455 (tree_gen_ior_profiler): Likewise.
3457 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3458 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3459 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3461 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3462 of TREE_CODE_LENGTH.
3464 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3465 of TREE_CODE_LENGTH.
3467 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3469 (convert_to_integer): Likewise.
3471 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3474 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3475 Brooks Moses <brooks.moses@codesourcery.com>
3476 Lee Millward <lee.millward@codesourcery.com>
3478 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3480 * config/frv/frv.c (frv_expand_builtin): Likewise.
3481 * config/s390/s390.c (s390_expand_builtin): Likewise.
3483 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3484 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3486 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3487 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3488 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3489 (ix86_expand_store_builtin): Likewise.
3490 (ix86_expand_unop_builtin): Likewise.
3491 (ix86_expand_unop1_builtin): Likewise.
3492 (ix86_expand_sse_compare): Likewise.
3493 (ix86_expand_sse_comi): Likewise.
3494 (ix86_expand_vec_init_builtin): Likewise.
3495 (ix86_expand_vec_ext_builtin): Likewise.
3496 (ix86_expand_vec_set_builtin): Likewise.
3497 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3499 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3500 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3502 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3503 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3504 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3506 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3508 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3509 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3510 arglist. Use new CALL_EXPR accessors. Fix callers.
3511 (altivec_expand_abs_builtin): Likewise.
3512 (rs6000_expand_binop_builtin): Likewise.
3513 (altivec_expand_predicate_builtin): Likewise.
3514 (altivec_expand_lv_builtin): Likewise.
3515 (spe_expand_stv_builtin): Likewise.
3516 (altivec_expand_stv_builtin): Likewise.
3517 (rs6000_expand_ternop_builtin): Likewise.
3518 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3519 (altivec_expand_st_builtin): Likewise.
3520 (altivec_expand_dst_builtin): Likewise.
3521 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3522 arglist. Use new CALL_EXPR accessors. Fix callers.
3523 (altivec_expand_vec_set_builtin): Likewise.
3524 (altivec_expand_vec_ext_builtin): Likewise.
3525 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3526 (spe_expand_builtin): Likewise.
3527 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3528 arglist. Use new CALL_EXPR accessors. Fix callers.
3529 (spe_expand_evsel_builtin): Likewise.
3530 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3531 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3533 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3534 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3535 (arm_expand_unop_builtin): Likewise.
3536 (arm_expand_builtin): Use new CALL_EXPR accessors.
3538 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3541 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3542 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3543 (bfin_expand_unop_builtin): Likewise.
3544 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3546 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3547 Brooks Moses <brooks.moses@codesourcery.com>
3548 Lee Millward <lee.millward@codesourcery.com>
3550 * c-semantics.c (build_stmt): Add internal diagnostic check.
3552 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3553 accessors. Print arguments explicitly instead of as a list.
3555 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3557 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3558 (c_finish_omp_flish): Likewise.
3560 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3561 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3562 instead of TREE_CODE_LENGTH.
3563 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3564 (c_warn_unused_result): Likewise.
3566 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3569 * doc/invoke.texi (Warning Options): Remove
3570 -Werror-implicit-function-declaration.
3571 (Wimplicit-function-declaration): Update description.
3572 * opts.c (common_handle_option): Move handling of -Werror=* to...
3573 (enable_warning_as_error): ...here.
3574 * opts.h (enable_warning_as_error): Declare.
3575 * c-decl.c (implicit_decl_warning): Unless
3576 -Wno-implicit-function-declaration is given, emit a pedwarn if
3577 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3578 * c.opt (Wimplicit-function-declaration): Replace
3579 mesg_implicit_function_declaration with
3580 warn_implicit_function_declaration.
3581 * c-opts.c (c_common_handle_option):
3582 -Werror-implicit-function-declaration is exactly equal as
3583 -Werror=implicit-function-declaration.
3584 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3585 warn_implicit_function_declaration.
3586 (c_common_post_options): -Wimplict-function-declaration is enabled
3587 by default by -std=c99, otherwise is disabled by default.
3588 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3590 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3592 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3593 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3594 former is ignored but not the latter.
3596 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3598 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3599 is made and the reference doesn't use the alias set of its type,
3600 do not create the temporary using that type.
3602 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3604 * jump.c: Remove prototypes for delete_computation and
3605 delete_prior_computation.
3607 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3609 * jump.c (get_label_after): Delete.
3610 (get_label_before, delete_computation, delete_jump,
3611 delete_prior_computation, follow_jumps): Move...
3612 * reorg.c (delete_computation, delete_prior_computation): ... here...
3613 (get_label_before, delete_jump): ... making these static ...
3614 (follow_jumps): ... and simplifying this since it only runs after
3616 * rtl.h (get_label_after, get_label_before, delete_jump,
3617 follow_jumps): Delete prototypes.
3619 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3621 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3623 2007-02-15 Nick Clifton <nickc@redhat.com>
3625 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3626 order to prevent it from being munged by the target.
3628 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3630 * config/i386/i386.md: Remove misleading comment.
3632 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3634 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3635 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3638 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3640 * tree-sra.c (instantiate_missing_elements): Canonicalize
3642 (sra_build_assignment): New.
3643 (generate_copy_inout, generate_element_copy,
3644 generate_element_zero, generate_one_element_init): Use it.
3646 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3648 * tree-sra.c (instantiate_missing_elements): Canonicalize
3650 (sra_build_assignment): New.
3651 (generate_copy_inout, generate_element_copy,
3652 generate_element_zero, generate_one_element_init): Use it.
3654 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3656 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3659 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3661 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3662 types as aggregates not scalars.
3663 * function.c (assign_stack_temp_for_type): Likewise.
3665 2007-02-14 Roger Sayle <roger@eyesopen.com>
3666 Zdenek Dvorak <dvorakz@suse.cz>
3668 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3671 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3673 * passes.c (next_pass_1): Clear the next field of the copied
3676 2007-02-14 Richard Henderson <rth@redhat.com>
3678 * tree-sra.c (early_sra): New.
3679 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3680 (tree_sra_early, pass_sra_early): New.
3681 * tree-pass.h (pass_sra_early): Declare.
3682 * passes.c (init_optimization_passes): Use it.
3684 2007-02-14 Richard Guenther <rguenther@suse.de>
3686 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3688 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3690 PR tree-optimization/30771
3691 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3693 (vect_analyze_operations): Induction phis can now be marked as
3695 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3696 Update documentation accordingly.
3698 2007-02-14 Nick Clifton <nickc@redhat.com>
3700 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3701 most 3 arguments are supported.
3702 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3704 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3706 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3707 Ensure dst->current is valid.
3709 2007-02-13 Paul Brook <paul@codesourcery.com>
3711 * config.gcc: Add arm*-*-uclinux-*eabi.
3712 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3713 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3714 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3715 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3716 (LINK_SPEC): Define.
3718 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3720 * config/arm/uclinux-eabi.h: New file.
3721 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3722 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3725 2007-02-13 Ian Lance Taylor <iant@google.com>
3727 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3728 * flags.h (warn_strict_overflow): Declare.
3729 (enum warn_strict_overflow_code): Define.
3730 (issue_strict_overflow_warning): New static inline function.
3731 * opts.c (warn_strict_overflow): New variable.
3732 (common_handle_option): Handle OPT_Wstrict_overflow and
3733 OPT_Wstrict_overflow_.
3734 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3736 * fold-const.c: Include intl.h.
3737 (fold_deferring_overflow_warnings): New static variable.
3738 (fold_deferred_overflow_warning): New static variable.
3739 (fold_deferred_overflow_code): New static variable.
3740 (fold_defer_overflow_warnings): New function.
3741 (fold_undefer_overflow_warnings): New function.
3742 (fold_undefer_and_ignore_overflow_warnings): New function.
3743 (fold_deferring_overflow_warnings_p): New function.
3744 (fold_overflow_warning): New static function.
3745 (make_range): Add strict_overflow_p parameter. Change all
3747 (extract_muldiv, extract_muldiv_1): Likewise.
3748 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3749 tree_expr_nonnegative_p.
3750 (fold_negate_expr): Call fold_overflow_warning.
3751 (fold_range_test): Likewise.
3752 (fold_comparison): Likewise.
3753 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3754 instead of tree_expr_nonnegative_p.
3755 (tree_expr_nonnegative_warnv_p): Rename from
3756 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3757 (tree_expr_nonnegative_p): New function.
3758 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3759 strict_overflow_p parameter.
3760 (tree_expr_nonzero_p): New function.
3761 * passes.c (verify_interpass_invariants): New static function.
3762 (execute_one_pass): Call it.
3763 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3765 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3766 (estimate_numbers_of_iterations): Likewise.
3767 (scev_probably_wraps_p): Likewise.
3768 * tree-ssa-ccp.c: Include "toplev.h".
3769 (evaluate_stmt): Defer fold overflow warnings until we know we are
3771 (struct fold_stmt_r_data): Add stmt field.
3772 (fold_stmt_r): Defer fold overflow warnings until we know we
3774 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3775 (fold_stmt_inplace): Likewise.
3776 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3777 (cleanup_control_expr_graph): Defer fold overflow warnings until
3778 we know we are going to optimize.
3779 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3780 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3782 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3783 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3784 * tree-ssa-loop-manip.c (create_iv): Likewise.
3785 * c-typeck.c (build_conditional_expr): Likewise.
3786 (build_binary_op): Likewise.
3787 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3788 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3789 (extract_range_from_unary_expr): Likewise.
3790 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3791 assuming that signed overflow does not occur.
3792 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3793 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3794 (fold_defer_overflow_warnings): Declare.
3795 (fold_undefer_overflow_warnings): Declare.
3796 (fold_undefer_and_ignore_overflow_warnings): Declare.
3797 (fold_deferring_overflow_warnings_p): Declare.
3798 (tree_expr_nonzero_warnv_p): Declare.
3799 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3801 (Warning Options): Document -Wstrict-overflow.
3802 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3803 (tree-ssa-ccp.o): Likewise.
3804 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3805 (fold-const.o): Depend on intl.h.
3807 2007-02-13 Ian Lance Taylor <iant@google.com>
3810 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3813 2007-02-13 Stuart Hastings <stuart@apple.com>
3815 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3817 2007-02-13 Richard Henderson <rth@redhat.com>
3819 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3820 handled_component_p before looking for the indirect_ref.
3822 2007-02-13 Richard Henderson <rth@redhat.com>
3824 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3825 remove flags clobber.
3826 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3827 (bswaphi_lowpart): New.
3828 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3829 remove TARGET_BSWAP test. Delete expander of the same name.
3831 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3832 (expand_unop): Use them.
3834 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3837 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3838 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3839 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3840 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3841 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3842 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3843 assembler dialect choice from asm templates.
3845 2007-02-12 Richard Henderson <rth@redhat.com>
3847 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3848 (fixuns_trunc<SSEMODEF>si2): Use it.
3849 * config/i386/sse.md (vec_setv4sf_0): Export.
3850 * config/i386/i386.c (ix86_build_const_vector): Export.
3851 (ix86_split_convert_uns_si_sse): Rename from
3852 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3853 * config/i386/i386-protos.h: Update.
3855 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3858 * c-typeck.c (c_finish_return): Improve warning message.
3860 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3862 * alias.c (find_symbolic_term): Delete unused function.
3864 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3867 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3868 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3870 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3872 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3873 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3874 the function, temporarily point the debug interface to the null one.
3876 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3878 * dwarf2out.c (round_up_to_align): New static function.
3879 (field_byte_offset): Use it to round the offset.
3881 2007-02-12 Richard Henderson <rth@redhat.com>
3883 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3884 (inswl_const): Export.
3886 2007-02-12 Richard Henderson <rth@redhat.com>
3888 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3889 result mode of the libcall, convert back to outmode.
3891 2007-02-12 Roger Sayle <roger@eyesopen.com>
3893 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3894 (bswapdi2): New define_expand to implement 32-bit implementation.
3896 2007-02-12 Nick Clifton <nickc@redhat.com>
3898 * doc/invoke.texi (Overall Options): Document --help=.
3899 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3900 (cc1_options): Pass --help= on to cc1.
3901 (display_help): Add description of --help=.
3902 (process_command): Add code to handle --help=. Allow translated
3903 --help and --target-help switches to be passed on to compiler
3905 (main): Remove unused if statement.
3906 * opts.c (columns): Remove.
3907 (LEFT_COLUMN): Define.
3908 (wrap_help): Add columns argument.
3909 (print_filtered_help): Change parameters to be an include bitmask,
3910 an exclude bitmask, an any bitmask and the column width. Move the
3911 code to display the params list here. Add code to display the
3912 status of options rather than their descriptions if the quiet flag
3914 (print_specific_help): Change parameters to be an include bitmask,
3915 an exclude bitmask and an any bitmask. Move code to look up the
3916 column width here. Decide upon the title for an options listing.
3917 (common_handle_options): Add code to handle --help=. Adapt code
3918 for --help and --target-help to use the revised form of the
3919 print_specific_help function.
3920 (print_help): Delete.
3921 (print_param_help): Delete.
3922 (print_switch): Delete.
3923 * opts.h (cl_lang_count): Add prototype.
3924 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3925 CL_MAX_OPTION_CLASS): New defines.
3926 * optc-gen.awk: Add construction of cl_lang_count.
3927 * c.opt: Add Warning attribute to warning options and Optimization
3928 attribute to optimization options.
3929 * common.opt: Likewise.
3931 Add -fhelp and -ftarget-help as aliases for the transformed --help
3932 and --target-help options.
3933 * opt-functions.awk: Add code to handle Warning and Optimization
3936 2007-02-12 Richard Henderson <rth@redhat.com>
3938 * config/alpha/constraints.md: New file.
3939 * config/alpha/alpha.c: Include tm-constrs.h.
3940 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3941 alpha_extra_constraint): Remove.
3942 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3943 * config/alpha/alpha-protos.h: Update.
3944 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3945 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3946 (EXTRA_CONSTRAINT): Remove.
3947 * config/alpha/alpha.md: Include constraints.md.
3948 (adddi splitter): Use satisfies_constraint_*.
3949 * config/alpha/predicates.md (add_operand): Likewise.
3950 (sext_add_operand, addition_operation): Likewise.
3952 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3954 PR tree-optimization/29145
3955 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3956 in our handling of restrict qualified pointers.
3958 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3961 * doc/invoke.texi (Wunused-value): Update description.
3962 (Wextra): Delete item.
3963 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3964 value of Wunused-value.
3965 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3966 (c_finish_stmt_expr): Don't check extra_warnings.
3967 (emit_side_effect_warnings): The caller is responsible to check
3970 2007-02-11 Roger Sayle <roger@eyesopen.com>
3971 Matt Thomas <matt@3am-software.com>
3973 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3975 2007-02-11 Roger Sayle <roger@eyesopen.com>
3977 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3978 comparisons of POPCOUNT against zero.
3979 (simplify_const_relational_operation): Likewise.
3981 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3983 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3985 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3987 * dwarf2out.c (root_type): Delete unused function.
3989 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3991 * genattrtab.c (contained_in_p): Delete unused function.
3992 (write_expr_attr_cache): Likewise.
3994 2007-02-11 Jan Hubicka <jh@suse.cz>
3996 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3999 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4001 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4002 to add the REG_EQ* note.
4003 * see.c (see_merge_one_use_extension): Likewise.
4004 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4005 turn REG_EQUAL notes into REG_EQUIV notes if the target
4006 register may have more than one set.
4007 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4008 * gcse.c (try_replace_reg): Likewise.
4009 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4010 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4011 more than one REG_EQUIV note.
4012 * reload1.c (gen_reload): Use set_unique_reg_note.
4014 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4017 (ix86_builtin_conversion): New function.
4019 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4022 * tree.h (DECL_REPLACEABLE_P): New macro.
4023 * except.c (set_nothrow_function_flags): Likewise.
4025 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4026 Ira Rosen <irar@il.ibm.com>
4027 Dorit Nuzman <dorit@il.ibm.com>
4029 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4030 * targhooks.c (default_builtin_vectorized_conversion): New.
4031 * targhooks.h (default_builtin_vectorized_function): New declaration.
4032 * target.h (struct vectorize): Add builtin_conversion field.
4033 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4034 stmt_vec_info_type value.
4035 (vectorizable_conversion): New declaration.
4036 * tree-vect-analyze.c (vect_analyze_operations): Add
4037 vectorizable_conversion call.
4038 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4039 * tree-vect-transform.c (vectorizable_conversion): New function.
4040 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4041 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4043 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4044 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4045 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4046 or ALTIVEC_BUILTIN_VCFSX.
4048 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4051 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4052 CONST_DOUBLE and operand 0 is a hard register.
4053 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4054 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4055 is a hard floating-point register.
4057 2007-02-10 Richard Henderson <rth@redhat.com>
4058 Jakub Jelinek <jakub@redhat.com>
4059 Alexandre Oliva <aoliva@redhat.com>
4061 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4062 * builtin-types.def (BT_WORD): Make unsigned.
4063 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4064 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4065 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4066 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4067 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4068 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4070 * expr.c (emutls_var_address): New.
4071 (expand_expr_real_1): Expand emulated tls.
4072 (expand_expr_addr_expr_1): Likewise.
4073 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4074 * output.h (emutls_finish): Declare.
4075 * toplev.c (compile_file): Call it.
4076 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4077 address before wrapping in CONST.
4078 * varasm.c (emutls_htab, emutls_object_type): New.
4079 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4080 (get_emutls_object_name, get_emutls_object_type): New.
4081 (get_emutls_init_templ_addr, emutls_decl): New.
4082 (emutls_common_1, emutls_finish): New.
4083 (assemble_variable): When emulating tls, swap decls; generate
4084 constructor for the emutls objects.
4085 (do_assemble_alias): When emulating tls, swap decl and target name.
4086 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4088 * varpool.c (decide_is_variable_needed): Look at force_output.
4089 Recurse for emulated tls.
4090 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4091 with decide_is_variable_needed.
4092 * emutls.c: New file.
4093 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4094 tls_object for real tls.
4096 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4098 PR rtl-optimization/29599
4099 * reload1.c (eliminate_regs_in_insn): Take the destination
4100 mode into account when computing the offset.
4102 2007-02-09 Stuart Hastings <stuart@apple.com>
4103 Richard Henderson <rth@redhat.com>
4105 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4106 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4107 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4108 fixuns_truncdfhi2): New.
4109 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4110 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4111 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4112 (floatunssidf2): Allow nonimmediate source.
4113 * gcc/config/i386/sse.md (movdi_to_sse): New.
4114 (vec_concatv2di): Drop '*'.
4115 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4116 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4117 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4119 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4120 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4121 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4122 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4123 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4124 ix86_build_const_vector.
4125 (x86_emit_floatuns): Rewrite.
4127 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4129 * genautomata.c (longest_path_length): Delete unused function.
4130 (struct state): Delete unused longest_path_length.
4131 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4132 (get_free_state): Delete unused.
4134 2007-02-09 Jan Hubicka <jh@suse.cz>
4136 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4137 * doc/invoke.texi (inline-unit-growth): Update default value.
4139 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4140 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4141 (rebuild_cgraph_edges): Likewise.
4142 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4143 (dump_cgraph_node): Dump frequencies.
4144 (cgraph_clone_edge): Add frequency scales.
4145 (cgraph_clone_node): Add freuqnecy.
4146 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4147 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4148 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4149 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4150 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4151 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4152 (save_inline_function_body): Likewise.
4153 * ipa-inline.c: inluce rtl.h
4154 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4155 (cgraph_edge_badness): Use frequencies.
4156 (cgraph_decide_recursive_inlining): Update clonning.
4157 (cgraph_decide_inlining_of_small_function): Dump frequency.
4158 * predict.c (estimate_bb_frequencies): Export.
4159 * predict.h (estimate_bb_frequencies): Declare.
4160 * tree-inline.c (copy_bb): Watch overflows.
4161 (expand_call_inline): Update call of cgraph_create_edge.
4162 (optimize_inline_calls): Use TODO flags to update frequnecies.
4163 * passes.h: Include predict.h
4164 (init_optimization_passes): Move profile ahead.
4165 (execute_function_todo): Handle TODO_rebuild_frequencies.
4167 2007-02-09 Roger Sayle <roger@eyesopen.com>
4169 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4170 the insbl or inswl pattern into a register.
4172 2007-02-09 Roger Sayle <roger@eyesopen.com>
4174 * config/ia64/ia64.md (bswapdi2): New define_insn.
4176 2007-02-09 Richard Henderson <rth@redhat.com>
4178 * config/i386/constraints.md (Ym): New constraint.
4179 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4180 (movdi_1_rex64): Split sse and xmm general register moves from
4181 memory move alternatives. Use conditional register constraints.
4182 (movsf_1, movdf_integer): Likewise.
4183 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4184 (movdf_integer_rex64): New.
4185 (pushsf_rex64): Fix output constraints.
4186 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4187 (sse2_stored): Likewise.
4188 (sse2_storeq_rex64): New.
4189 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4190 amd and not generic.
4191 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4192 for optimize_size. Remove SF/DFmode hack.
4194 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4196 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4199 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4200 Richard Sandiford <richard@codesourcery.com>
4202 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4203 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4204 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4205 m68k/t-mlib to tmake_file.
4206 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4207 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4208 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4209 Allow it to be cf or m68k. Set m68k_arch_family. If that
4210 variable is not empty, add t-$m68k_arch_family to tmake_file.
4211 Add t-mlibs to tmake_file.
4212 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4213 * config/m68k/t-cf: New file.
4214 * config/m68k/t-m68k: Likewise.
4215 * config/m68k/t-mlibs: Likewise.
4216 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4217 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4218 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4219 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4220 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4222 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4223 (INSTALL_LIBGCC): Delete.
4224 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4225 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4226 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4227 (M68K_MLIB_CPU): Define.
4228 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4229 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4230 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4232 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4233 Richard Guenther <rguenther@suse.de>
4236 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4237 against INT_MIN/INT_MAX.
4238 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4239 file if a loop is removed.
4241 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4243 * calls.c (store_one_arg): Pass correct alignment to
4244 emit_push_insn for non-BLKmode values.
4245 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4246 unaligned stack slot via a suitably aligned slot.
4248 2007-02-08 DJ Delorie <dj@redhat.com>
4250 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4252 (legal_subregs): Use unsigned char, make const.
4253 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4255 2007-02-08 Paul Brook <paul@codesourcery.com>
4257 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4258 special interworking needed.
4260 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4262 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4263 conditional to __SSE2__.
4264 (Entries below should have been added to first ChangeLog
4265 entry for amdfam10 dated 2007-02-05)
4266 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4268 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4270 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4273 2007-02-08 DJ Delorie <dj@redhat.com>
4275 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4276 * config/m32c/m32c.c (legal_subregs): New.
4277 (m32c_illegal_subreg_p): New.
4278 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4279 unsupported subregs of hard regs.
4281 2007-02-08 Jan Hubicka <jh@suse.cz>
4283 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4284 the same one; always update histograms.
4286 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4288 * passes.c (init_optimization_passes): Tidy comment.
4290 2007-02-08 Roger Sayle <roger@eyesopen.com>
4292 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4293 strip zero_extend, bswap and rotates from POCOUNT's argument.
4294 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4295 zero_extend and rotates from PARITY's argument.
4296 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4297 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4298 of an integer constant at compile-time.
4300 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4303 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4305 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4308 * tree-ssa-live.c (remove_unused_locals): Do not remove
4309 TREE_ADDRESSABLE variables.
4310 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4311 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4312 FOR_CLOBBER. Update all users.
4313 If VAR has an associated alias set, add a virtual operand for
4314 it if no alias is found to conflict with the memory reference.
4316 2007-02-07 Jan Hubicka <jh@suse.cz>
4317 Robert Kidd <rkidd@crhc.uiuc.edu>
4319 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4321 2007-02-07 Ian Lance Taylor <iant@google.com>
4323 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4325 2007-02-07 Roger Sayle <roger@eyesopen.com>
4327 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4328 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4329 tablejumpdi, movsi_to_cr_one): Remove constraints from
4330 define_expand's match_operands.
4332 2007-02-07 Roger Sayle <roger@eyesopen.com>
4334 * global.c (compute_regsets): Move declatation of "i" inside of
4335 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4337 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4340 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4341 of INDIRECT_REF <RESULT_DECL>.
4343 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4345 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4346 Kaz Kojima <kkojima@gcc.gnu.org>
4349 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4351 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4353 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4355 * doc/loop.texi: Document possibility not to perform disambiguation
4356 of loops with multiple latches.
4357 * cfgloopmanip.c (alp_enum_p): Removed.
4358 (add_loop): Handle subloops. Use get_loop_body_with_size.
4359 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4360 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4361 the new forwarder block.
4362 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4363 Handle the case latch is NULL.
4364 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4365 when marking loop exits.
4366 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4368 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4369 disambiguate_loops_with_multiple_latches.
4370 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4371 before fix_loop_structure.
4372 * cfgloop.c: Include pointer-set.h and output.h.
4373 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4374 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4375 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4376 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4377 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4378 disambiguate_multiple_latches, get_loop_body_with_size,
4379 disambiguate_loops_with_multiple_latches): New functions.
4380 (flow_loop_dump): Dump multiple latch edges.
4381 (flow_loop_nodes_find): Handle loops with multiple latches.
4382 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4383 (glb_enum_p): Modified.
4384 (get_loop_body): Use get_loop_body_with_size.
4385 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4386 (AVOID_CFG_MODIFICATIONS): New constant.
4387 (disambiguate_loops_with_multiple_latches, add_loop,
4388 get_loop_body_with_size): Declare.
4389 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4391 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4394 * global.c (compute_regsets): New function.
4395 (global_alloc): Refactored ELIMINABLE_REGSET
4396 and NO_GLOBAL_ALLOC_REGS computation out.
4397 (rest_of_handle_global_alloc): Call compute_regsets()
4398 for non-optimizing case.
4400 2007-02-06 Richard Henderson <rth@redhat.com>
4402 * config/i386/constraints.md (Y2): Rename from Y.
4403 (Yi): New constraint.
4404 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4405 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4406 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4407 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4408 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4409 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4410 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4411 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4412 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4413 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4414 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4415 vec_extractv2si_1): Change Y constraints to Y2.
4416 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4417 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4418 Change Y constraints to Y2.
4419 (sse2_loadld): Change Y constraints to x.
4421 2007-02-06 Roger Sayle <roger@eyesopen.com>
4423 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4424 (parity<mode>2): New define_expand using rs6000_emit_parity.
4425 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4426 rs6000_emit_parity): New functions.
4427 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4428 rs6000_emit_parity): Prototype here.
4430 2007-02-06 Ian Lance Taylor <iant@google.com>
4432 * lower-subreg.c (simple_move_operand): Reject CONST.
4433 (resolve_clobber): Call validate_change rather than directly
4434 assigning to XEXP (pat, 0).
4436 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4438 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4439 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4440 (tree-cfg.o): Remove hashtab.h dependency.
4442 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4443 (struct ivopts_data): Change niters to pointer_map_t.
4444 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4445 (niter_for_exit): Create pointer_map on demand. Change for
4447 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4448 (free_loop_data): Destroy data->niters if created and reset field.
4449 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4450 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4452 * tree-ssa-reassoc.c: Include pointer-set.h.
4453 (bb_rank): Change to long *.
4454 (operand_rank): Change to pointer_map_t.
4455 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4456 (insert_operand_rank): Accept long.
4457 (operand_entry_hash, operand_entry_eq): Remove.
4458 (get_rank): Return long. Adjust for changes above.
4459 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4461 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4463 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4464 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4465 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4467 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4468 directly since it cannot be NULL.
4469 (get_vi_for_tree): Rewrite for pointer_map API.
4470 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4471 (init_alias_vars): Create vi_for_tree as pointer_map.
4472 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4474 * tree-cfg.c: Don't include hashtab.h.
4475 (edge_to_cases): Declare as pointer_map.
4476 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4478 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4479 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4480 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4482 (record_switch_edge): Delete.
4483 (get_cases_for_edge): Adjust for pointer_map API, inline
4484 record_switch_edge (rewritten for new API), remove goto.
4486 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4488 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4489 * tree-nested.c: Include pointer-set.h.
4490 (var_map_elt, var_map_eq, var_map_hash): Delete.
4491 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4493 (nesting_info_bitmap_obstack): New.
4494 (lookup_field_for_decl): Adjust for pointer_map API.
4495 (lookup_tramp_for_decl): Adjust for pointer_map API.
4496 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4497 (get_local_debug_decl): Adjust for pointer_map API.
4498 (convert_nl_goto_reference): Adjust for pointer_map API.
4499 (convert_nl_goto_receiver): Adjust for pointer_map API.
4500 (create_nesting_tree): Create outside GGC space. Create bitmap on
4501 the new obstack. Create field_map and var_map as pointer_maps.
4502 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4504 (lower_nested_functions): Move root here, no need to NULL it.
4505 Initialize and release the obstack.
4507 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4509 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4510 Remove prototypes and make them non-static.
4511 (struct tree_int_map): Remove.
4512 * tree.h (struct tree_int_map): Move here, turning TO into an
4514 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4516 * tree.h (TREE_COMPLEXITY): Remove.
4517 (struct tree_exp): Remove complexity field.
4518 * tree.c (build1_stat): Don't set it.
4520 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4521 Victor Kaplansky <victork@il.ibm.com>
4523 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4524 (vect_is_simple_reduction): Support reduction with induction as
4525 one of the operands.
4526 (vect_is_simple_iv_evolution): Fix formatting.
4527 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4528 formatting. Don't mark induction phis for vectorization.
4529 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4530 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4531 (vect_get_vec_def_for_operand): Support induction.
4532 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4534 (vectorizable_reduction): Support reduction with induction as one of
4536 (vectorizable_type_demotion): Use def-type of stmt argument rather
4537 than dummy def-type.
4539 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4540 flag_tree_scev_cprop.
4541 * common.opt (tree-scev-cprop): New flag.
4543 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4544 call to vect_get_new_vect_var.
4546 2007-02-06 Ira Rosen <irar@il.ibm.com>
4548 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4549 vectype is not NULL.
4550 (vect_pattern_recog_1): Likewise.
4552 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4554 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4555 (fold_negate_expr): Likewise.
4557 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4560 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4561 even if cv-qualification is the same.
4563 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4565 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4566 __enable_execute_stack on completion.
4568 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4570 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4571 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4572 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4573 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4574 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4575 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4576 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4577 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4579 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4581 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4582 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4583 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4584 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4585 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4586 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4587 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4588 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4589 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4590 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4591 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4592 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4593 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4594 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4595 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4596 sqrtextenddfxf2_i387): Added amdfam10_decode.
4598 * config/i386/athlon.md (athlon_idirect_amdfam10,
4599 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4600 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4601 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4602 athlon_ivector_store_amdfam10): New define_insn_reservation.
4603 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4608 * config/i386/athlon.md (athlon_call_amdfam10,
4609 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4610 define_insn_reservation.
4611 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4612 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4613 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4617 * config/i386/athlon.md (athlon_sseld_amdfam10,
4618 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4619 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4621 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4623 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4624 define_insn_reservation.
4625 * config/i386/i386.md (sseins): Added sseins to define_attr type
4626 and define_attr unit.
4627 * config/i386/sse.md: Set type attribute to sseins for insertq
4630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4632 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4633 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4634 ssecomi_load_amdfam10, ssecomi_amdfam10,
4635 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4636 define_insn_reservation.
4637 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4641 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4642 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4643 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4644 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4645 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4646 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4647 define_insn_reservation.
4649 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4650 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4651 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4652 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4653 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4655 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4657 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4658 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4659 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4660 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4661 athlon_ssemul_load_k8): Added amdfam10.
4663 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4665 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4666 (x86_sse_unaligned_move_optimal): New variable.
4668 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4670 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4671 for unaligned vector SSE double/single precision loads for AMDFAM10.
4673 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4675 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4676 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4677 Define TARGET_CPU_DEFAULT_amdfam10.
4678 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4679 (processor_type): Add PROCESSOR_AMDFAM10.
4681 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4682 processor_type in config/i386/i386.h.
4683 Enable imul peepholes for TARGET_AMDFAM10.
4685 * config.gcc: Add support for --with-cpu option for amdfam10.
4687 * config/i386/i386.c (amdfam10_cost): New variable.
4688 (m_AMDFAM10): New macro.
4689 (m_ATHLON_K8_AMDFAM10): New macro.
4690 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4691 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4692 x86_promote_QImode, x86_integer_DFmode_moves,
4693 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4694 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4695 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4696 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4697 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4698 Enable/disable for amdfam10.
4699 (override_options): Add amdfam10_cost to processor_target_table.
4700 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4701 processor_alias_table.
4702 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4703 (ix86_adjust_cost): Add code for amdfam10.
4705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4707 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4708 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4709 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4710 * config/i386/i386.h: Add builtin definition for SSE4A.
4711 * config/i386/i386.md: Add support for ABM instructions
4713 * config/i386/sse.md: Add support for SSE4A instructions
4714 (movntss, movntsd, extrq, insertq).
4715 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4716 Add -march=amdfam10 flag.
4717 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4718 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4720 * doc/extend.texi: Add documentation for SSE4A builtins.
4722 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4724 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4726 2007-02-05 Richard Guenther <rguenther@suse.de>
4728 * tree-vectorizer.h (vectorizable_function): Add argument type
4729 argument, change return type.
4730 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4731 * tree-vect-transform.c (vectorizable_function): Handle extra
4732 argument, return vectorized function decl.
4733 (build_vectorized_function_call): Remove.
4734 (vectorizable_call): Handle calls with result and argument types
4735 differing. Handle loop vectorization factor correctly.
4736 * targhooks.c (default_builtin_vectorized_function): Adjust for
4738 * targhooks.h (default_builtin_vectorized_function): Likewise.
4739 * target.h (builtin_vectorized_function): Add argument type
4741 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4742 extra argument, allow vectorizing of lrintf.
4743 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4744 documentation of target hook.
4746 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4749 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4750 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4751 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4753 2007-02-05 Roger Sayle <roger@eyesopen.com>
4755 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4756 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4757 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4758 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4759 before canonicalizing sincos to cexpi.
4760 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4762 2007-02-05 Roger Sayle <roger@eyesopen.com>
4764 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4765 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4766 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4768 2007-02-05 Roger Sayle <roger@eyesopen.com>
4770 * mips-tfile.c (initialize_init_file): Correct endianness test.
4772 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4774 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4777 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4779 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4780 saves in a PARALLEL before the register assignments.
4782 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4784 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4785 DWARF_FRAME_RETURN_COLUMN to be a general register.
4786 * dwarf2out.c (init_return_column_size): New function, split from...
4787 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4788 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4789 to be nongeneral registers.
4790 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4792 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4793 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4795 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4797 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4799 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4801 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4802 (remove_path): Use can_remove_branch_p and remove_branch instead
4803 of loop_delete_branch_edge.
4804 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4805 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4806 Update profile using scale_dominated_blocks_in_loop.
4807 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4808 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4809 (can_remove_branch_p, remove_branch): Declare.
4810 * tree-cfg.c (tree_can_remove_branch_p): New function.
4811 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4812 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4813 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4815 2007-02-05 Jan Hubicka <jh@suse.cz>
4818 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4819 nodes in cgraph, don't remove offline copy of the function.
4821 2007-02-04 Jan Hubicka <jh@suse.cz>
4823 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4824 vectors might cause maybe_lookup_element_for_expr to be called
4825 on non-sra-candidate.
4827 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4829 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4830 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4831 spelling conventions.
4833 2007-02-04 Richard Guenther <rguenther@suse.de>
4836 * fold-const.c (try_move_mult_to_index): Make sure to not
4837 overflow one dimension of a multi-dimensional array access.
4839 2007-02-04 Jan Hubicka <jh@suse.cz>
4841 * passes.c (init_optimization_passes): Reindent.
4843 2007-02-04 Jan Hubicka <jh@suse.cz>
4844 Eric Botcazou <ebotcazou@adacore.com>
4846 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4847 (execute_fixup_cfg): Break out the abnormal goto code.
4848 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4849 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4850 (optimize_inline_calls): Call make_nonlocal_label_edges.
4852 2007-02-04 Jan Hubicka <jh@suse.cz>
4854 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4855 true when something was changed.
4856 (rename_ssa_copies): When something was changed, do
4857 TODO_remove_unused_locals.
4858 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4859 add TODO_remove_unused_locals when instruction was removed.
4861 2007-02-04 Jan Hubicka <jh@suse.cz>
4863 * ipa-inline.c (try_inline): Improve debug output; work on already
4865 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4866 call try_inline for already inlined edges too when flattening;
4867 inline also functions that make callee growth but overall unit size
4870 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4872 * config/m32c/bitops.md, config/m32c/jump.md,
4873 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4874 config/m32r/m32r.h, config/m32r/m32r.md,
4875 config/m32r/predicates.md, config/m68hc11/larith.asm,
4876 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4877 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4878 config/mips/mips-protos.h, config/mips/mips.c,
4879 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4880 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4881 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4882 spelling conventions.
4884 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4885 Follow spelling conventions.
4887 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4889 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4890 warn about C++0x compatibility.
4892 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4894 * config/h8300/h8300.c, config/h8300/h8300.h,
4895 config/h8300/h8300.md: Follow spelling conventions.
4897 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4900 * combine.c (try_combine): Do not substitute source operand
4901 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4903 2007-02-03 Jan Hubicka <jh@suse.cz>
4905 PR gcov-profile/30650
4906 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4907 do not divide by zero for never executed counters.
4908 (tree_find_values_to_profile): Fix counters.
4909 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4911 2007-02-03 Ian Lance Taylor <iant@google.com>
4913 * lower-subreg.c (simple_move_operand): New static function,
4914 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4916 (simple_move): Call simple_move_operand.
4917 (find_decomposable_subregs): Add special handling of MEMs.
4918 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4919 meaning of return value. If we see a hard register, test whether
4920 it can store a word_mode value. Change all callers.
4922 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4924 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4925 ftrapv insns and expanders.
4926 (subdi3): Change define_expand operand 1 to arith11_operand, and
4927 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4928 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4929 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4933 * varasm.c (notice_global_symbol): Treat global objects as weak when
4936 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4938 * emit-rtl.c (dconstpi): Delete.
4940 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4941 * real.h (dconstpi): Delete.
4943 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4944 (fold_builtin_hypot): Likewise.
4946 2007-02-03 Tom Tromey <tromey@redhat.com>
4949 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4950 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4952 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4954 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4955 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4956 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4957 config/rs6000/cell.md, config/rs6000/darwin.h,
4958 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4959 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4960 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4961 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4962 typos. Follow spelling conventions.
4963 * doc/invoke.texi: Follow spelling conventions.
4965 2007-02-03 Roger Sayle <roger@eyesopen.com>
4967 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4968 canonicalization transformations that attempt to simplify integer
4969 constant comparisons to become comparisons against zero.
4971 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4973 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4975 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4976 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4978 2007-02-02 Mike Stump <mrs@apple.com>
4980 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4981 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4982 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4983 generate a branch island.
4985 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4987 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4988 (xtensa_legitimate_address_p): New.
4989 (xtensa_legitimize_address): New.
4990 (xtensa_output_addr_const_extra): New.
4991 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4993 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4994 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4995 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4996 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4997 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4998 (xtensa_legitimize_address): New.
4999 (xtensa_output_addr_const_extra): New.
5001 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5003 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5005 2007-02-02 Ian Lance Taylor <iant@google.com>
5007 * expmed.c (expand_divmod): Add comment.
5009 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5011 * emit-rtl.c (renumber_insns): Remove.
5012 * flags.h: Remove the extern for flag_renumber_insns.
5013 * rtl.h: Remove the prototype for renumber_insns.
5014 * toplev.c (flag_renumber_insns): Remove.
5016 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5018 Revert for x86 darwin:
5019 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5021 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5022 code before the following patch under TARGET_MACHO.
5023 (ix86_function_value_regno_p): Likewise.
5025 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5027 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5030 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5033 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5034 general or fp registers. Add comments.
5035 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5037 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5039 * pointer-set.c (insert_aux): Only return insertion slot.
5040 (pointer_set_insert): Adjust.
5041 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5042 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5043 pointer_map_traverse): New.
5044 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5045 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5046 pointer_map_contains, pointer_map_traverse): Declare.
5048 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5051 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5052 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5054 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5056 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5058 (struct _dep): New type.
5059 (dep_t): New typedef.
5060 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5061 (DEP_STATUS): New access macro. The macro with the same name was
5062 renamed to DEP_LINK_STATUS.
5063 (dep_init): Declare function
5065 (struct _dep_link): New type.
5066 (dep_link_t): New typedef.
5067 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5068 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5069 (DEP_LINK_STATUS): New macro.
5070 (debug_dep_links): New debug function.
5072 (struct _deps_list): New type.
5073 (deps_list_t): New typedef.
5074 (DEPS_LIST_FIRST): New access macro.
5075 (FOR_EACH_DEP_LINK): New cycle macro.
5076 (create_deps_list, free_deps_list, delete_deps_list): Declare
5078 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5079 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5080 (copy_deps_list_change_con): Ditto.
5082 (move_dep_link): Declare function.
5084 (struct _dep_node): New type.
5085 (dep_node_t): New typedef.
5086 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5088 (struct haifa_insn_data.back_deps): New field to hold backward
5089 dependencies of the insn.
5090 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5092 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5093 Change its type to deps_list_t.
5094 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5095 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5096 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5098 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5100 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5102 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5104 (dep_cost): Declare.
5106 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5107 (ds_to_dk, dk_to_ds): New functions.
5109 (init_dep_1): New static function.
5110 (init_dep): New function.
5111 (copy_dep): New static function.
5113 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5115 (detach_dep_link): New static function.
5116 (move_dep_link): New function.
5118 (dep_links_consistent_p, dump_dep_links): New static functions.
5119 (debug_dep_links): New debugging function.
5121 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5123 (alloc_deps_list, init_deps_list): New static functions.
5124 (create_deps_list): New function.
5125 (clear_deps_list): New static function.
5126 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5127 (deps_list_consistent_p, dump_deps_list): New static functions.
5128 (debug_deps_list): New function.
5129 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5131 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5133 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5134 use new scheduler dependencies lists.
5135 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5136 (sched_analyze): Ditto. Initialize dependencies lists.
5137 (add_forw_dep, compute_forward_dependences): Update to use new
5138 scheduler dependencies lists.
5140 (init_dependency_caches): Init deps_obstack.
5141 (free_dependency_caches): Free deps_obstack.
5143 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5144 new scheduler dependencies lists.
5145 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5146 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5148 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5149 Update to use new scheduler dependencies lists.
5150 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5151 (debug_dependencies): Ditto.
5152 (schedule_region): Update comments.
5154 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5155 scheduler dependencies lists.
5156 (schedule_ebb): Update comments.
5158 * rtl.def (DEPS_LIST): Remove.
5160 * lists.c (unused_deps_list): Remove.
5161 (free_list): Update assertions.
5163 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5164 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5166 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5167 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5169 * haifa-sched.c (comments): Update.
5170 (insn_cost1): Remove. Inline the code into insn_cost ().
5171 (insn_cost): Update to use new scheduler dependencies lists. Move
5172 processing of the dependency cost to dep_cost ().
5173 (dep_cost): New function. Use it instead of insn_cost () when
5174 evaluating cost of the dependency. Use compatible interface to
5175 interact with the target.
5176 (priority): Update to use new scheduler dependencies lists.
5177 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5178 with greater number of insns that depend on the insn.
5179 (schedule_insn): Update to use new scheduler dependencies lists. Add
5180 code to free backward dependencies lists. Inline and optimize code
5181 from resolve_dep () - see PR28071.
5182 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5183 lists. Update call to targetm.sched.is_costly_dependence hook.
5185 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5186 scheduler dependencies lists.
5188 (resolve_dep): Remove. Move the logic to schedule_insn ().
5189 (init_h_i_d): Initialize dependencies lists.
5191 (process_insn_depend_be_in_spec): Rename to
5192 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5194 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5195 Update to use new scheduler dependencies lists.
5196 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5198 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5199 new scheduler dependencies lists.
5200 (build_intra_loop_deps): Ditto.
5202 * target.h (struct _dep): Declare to use in
5203 gcc_target.sched.is_costly_dependence.
5204 (struct gcc_target.sched.adjust_cost): Fix typo.
5205 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5206 single dep_t parameter instead of an equivalent triad.
5207 (struct gcc_target.sched.adjust_cost_2): Remove.
5209 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5211 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5213 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5215 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5217 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5218 (REG_DEP_TRUE): Document.
5220 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5221 Change signature to correspond to the targetm.sched.adjust_cost hook.
5222 Update use in TARGET_SCHED_ADJUST_COST_2.
5223 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5224 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5225 new scheduler dependencies lists.
5226 (ia64_gen_check): Ditto.
5228 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5231 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5232 signature to correspond to the targetm.sched.is_costly_dependence hook.
5233 (is_costly_group): Update to use new scheduler dependencies lists.
5235 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5236 instead of INSN_COST () macro.
5238 2007-02-01 Ian Lance Taylor <iant@google.com>
5240 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5242 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5244 * pa.md (tp_load): Correct mfctl instruction syntax.
5246 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5248 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5249 altivec_padding_size calculation on AIX. Improve comment, add
5250 assert to verify that it's right.
5252 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5255 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5258 * global.c (global_alloc): Add mising initialization of
5261 2007-02-01 Roger Sayle <roger@eyesopen.com>
5263 * alias.c (init_alias_analysis): Correct whitespace.
5264 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5265 partition_hot_cold_basic_blocks): Likewise.
5266 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5267 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5268 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5269 fold_builtin_snprintf_chk, fold_builtin_printf,
5270 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5271 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5272 * cfgcleanup.c (cleanup_cfg): Likewise.
5273 * cfgexpand.c (tree_expand_cfg): Likewise.
5274 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5275 * function.c (get_next_funcdef_no): Likewise.
5276 * gengtype.c (main): Likewise.
5277 * genmodes.c (main): Likewise.
5278 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5279 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5280 * ifcvt.c (noce_emit_move_insn): Likewise.
5281 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5283 * stor-layout.c (get_best_mode): Likewise.
5284 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5285 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5286 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5287 perform_var_substitution, solve_graph): Likewise.
5288 * tree-vrp.c (vrp_finalize): Likewise.
5290 2007-02-01 Ian Lance Taylor <iant@google.com>
5292 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5293 high part of a paradoxical subreg, return a constant zero.
5295 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5297 * toplev.c (lang_dependent_init): Call init_set_costs.
5298 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5300 2007-02-01 Richard Guenther <rguenther@suse.de>
5303 * fold-const.c (fold_negate_expr): Allow negating a
5304 constant if overflow does not change.
5306 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5308 * doc/c-tree.texi (Expression trees): Improve markup.
5309 * doc/tm.texi (Register Classes, Addressing Modes)
5310 (Floating Point): Fix spacing after abbreviations. Fix some
5313 2007-02-01 Ben Elliston <bje@au.ibm.com>
5315 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5316 * doc/contrib.texi: Likewise.
5317 * doc/install.texi: Likewise.
5319 2007-01-31 Richard Henderson <rth@redhat.com>
5320 Ian Lance Taylor <iant@google.com>
5322 * lower-subreg.c: New file.
5323 * rtl.def (CONCATN): Define.
5324 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5326 * emit-rtl.c (update_reg_offset): New static function, broken out
5327 of gen_rtx_REG_offset.
5328 (gen_rtx_REG_offset): Call update_reg_offset.
5329 (gen_reg_rtx_offset): New function.
5330 * regclass.c: Revert patch of 2006-03-05, restoring
5332 (clear_reg_info_regno): New function.
5333 * dwarf2out.c (concatn_loc_descriptor): New static function.
5334 (loc_descriptor): Handle CONCATN.
5335 * common.opt (fsplit_wide_types): New option.
5336 * opts.c (decode_options): Set flag_split_wide_types when
5338 * timevar.def (TV_LOWER_SUBREG): Define.
5339 * rtl.h (gen_reg_rtx_offset): Declare.
5340 (reg_scan_update): Declare.
5341 * regs.h (clear_reg_info_regno): Declare.
5342 * tree-pass.h (pass_lower_subreg): Declare.
5343 (pass_lower_subreg2): Declare.
5344 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5345 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5347 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5348 * Makefile.in (OBJS-common): Add lower-subreg.o.
5349 (lower-subreg.o): New target.
5351 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5353 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5355 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5358 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5360 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5365 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5367 * cfgloop.h: Include vec-prim.h.
5368 (enum li_flags): Remove LI_ONLY_OLD.
5369 (loop_iterator): Changed.
5370 (fel_next, fel_init): Iterate over loop tree.
5371 (FOR_EACH_LOOP_BREAK): New macro.
5372 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5374 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5375 * modulo-sched.c (sms_schedule): Ditto.
5376 * tree-vectorizer.c (vectorize_loops): Ditto.
5377 * doc/loop.texi: Update information on loop numbering and behavior of
5378 FOR_EACH_LOOP wrto new loops.
5379 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5380 add_to_evolution_1): Test nestedness of loops instead of comparing
5382 * tree-chrec.c (chrec_fold_plus_poly_poly,
5383 chrec_fold_multiply_poly_poly, chrec_evaluate,
5384 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5385 reset_evolution_in_loop): Ditto.
5386 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5388 2007-01-31 Dirk Mueller <dmueller@suse.de>
5390 * c-common.c (warn_about_parentheses): Separate warning about
5391 un-parenthized sequence of comparison operators from the one
5392 which is supposed to warn about x <= y <= z.
5394 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5396 * optabs.h (enum optab_index): Add new OTI_isinf.
5397 (isinf_optab): Define corresponding macro.
5398 * optabs.c (init_optabs): Initialize isinf_optab.
5399 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5401 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5402 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5404 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5405 expand_builtin_interclass_mathfn.
5406 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5407 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5408 (fxam<mode>2_i387): New insn pattern.
5409 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5410 built-in functions as x87 inline asm.
5412 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5414 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5416 2007-01-30 Eric Christopher <echristo@apple.com>
5418 * config.gcc: Add geode.
5420 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5422 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5423 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5424 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5425 value-prof.c: Fix comment typos.
5427 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5430 * doc/invoke.texi (Wpointer-arith): Document warning.
5432 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5434 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5435 the list of discrepancies from the draft TR.
5437 2007-01-30 Dirk Mueller <dmueller@suse.de>
5440 * doc/invoke.texi (-Wreturn-type): Update description to
5443 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5445 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5447 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5449 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5450 to handle optabs that operate on floating point input argument and
5451 output to integer output.
5452 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5453 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5454 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5455 expand_builtin_interclass_mathfn ().
5456 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5458 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5459 ilogbl built-in functions as x87 intrinsics.
5461 2007-01-30 Richard Guenther <rguenther@suse.de>
5464 * dwarf2out.c (reference_to_unused): Query varpool if the
5465 variable was output.
5467 2007-01-30 Richard Guenther <rguenther@suse.de>
5470 * passes.c (execute_one_pass): Reset in_gimple_form to not
5471 confuse non-unit-at-a-time mode.
5473 2007-01-29 Roger Sayle <roger@eyesopen.com>
5474 Richard Guenther <rguenther@suse.de>
5476 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5477 avoid undefined behaviour on overflow. Use force_fit_type_double
5478 to construct the constant with the specified TREE_OVERFLOW.
5480 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5482 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5483 * config/dfp-bit.h: Ditto.
5485 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5487 * c-decl.c (pop_scope): Replace warnings with call to
5488 warn_for_unused_label.
5489 * c-common.h (warn_for_unused_label): Declare.
5490 * c-common.c (warn_for_unused_label): Define.
5492 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5494 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5497 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5499 * Makefile.in (USER_H): Remove decfloat.h.
5500 * ginclude/decfloat.h: Delete, moving contents to ...
5501 * ginclude/float.h: Add support for decimal floating point,
5502 guarded by __STDC_WANT_DEC_FP__.
5504 2007-01-29 Mike Stump <mrs@apple.com>
5506 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5507 Analysis and Representation to resolve case insensitive conflict.
5508 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5510 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5512 * tree.h (struct tree_memory_tag): Add aliases member.
5513 (MTAG_ALIASES): New macro.
5514 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5515 (add_may_alias): Remove pointer-set. Update for may_aliases being
5517 (mark_aliases_call_clobbered): Update for may_aliases being a
5519 (compute_tag_properties): Ditto.
5520 (create_partition_for): Ditto.
5521 (compute_memory_partitions): Ditto.
5522 (dump_may_aliases_for): Ditto.
5523 (is_aliased_with): Ditto.
5524 (add_may_alias_for_new_tag): Ditto.
5525 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5526 (compute_is_aliased): New function.
5527 (compute_may_aliases): Call compute_is_aliased).
5528 (init_alias_info): Initialize alias_bitmap_obstack.
5529 (union_alias_set_into): New function.
5530 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5531 (have_common_aliases_p): Rewrite to take two bitmaps and use
5533 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5535 (finalize_ref_all_pointers): Update for add_may_alias changes.
5536 (new_type_alias): Ditto.
5537 * tree-flow-inline.h (may_aliases): Return a bitmap.
5538 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5539 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5540 may_aliases being a bitmap.
5541 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5542 may_aliases now returns a bitmap.
5543 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5545 * tree-ssa-operands.c (add_virtual_operand): Update for
5546 may_aliases being a bitmap.
5548 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5550 PR tree-optimization/30630
5551 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5552 variable as changed.
5554 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5557 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5558 expanded only once even if an error occurs.
5560 2007-01-29 Ben Elliston <bje@au.ibm.com>
5562 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5563 (__gcov_average_profiler): Likewise.
5564 (__gcov_ior_profiler): Likewise.
5565 (__gcov_merge_ior): Likewise.
5567 2007-01-28 Jan Hubicka <jh@suse.cz>
5569 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5570 * value-prof.c (stringop_block_profile): Likewise.
5572 2007-01-28 Jan Hubicka <jh@suse.cz>
5574 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5575 variant handling histograms; add wrapper.
5576 (clear_storage_via_libcall): Export.
5577 (emit_block_move_hints): Break out from ...; add histograms.
5578 (emit_block_move): ... this one.
5579 (clear_storage_hints): Break out from ...; add histograms.
5580 (clear_storage): ... this one.
5581 (set_storage_via_memset): Handle histogram.
5582 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5583 (clear_storage_hints, clear_storage_via_libcall): Declare.
5584 (set_storage_via_setmem): Update prototype.
5585 * doc/md.texi (movmem, setmem): Document new arguments.
5587 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5589 (stringop_block_profile): New global function.
5590 (tree_stringops_values_to_profile): Profile block size and alignment.
5591 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5593 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5594 (stringop_block_profile): Declare.
5595 * builtins.c: Include value-prof.h.
5596 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5597 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5598 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5599 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5600 * profile.c (instrument_values): Add new counters.
5601 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5603 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5604 (tree_init_edge_profiler): Build new profilers.
5605 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5606 (pass_tree_profile): Add dump.
5607 (tree_profile_hooks): Update.
5608 * Makefile.in (LIBGCOV): Add new constants.
5609 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5610 __gcov_ior_profiler): New.
5611 * i386.md (movmem/setmem expanders): Add new optional arguments.
5613 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5615 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5617 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5619 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5620 (tree_unswitch_single_loop): Pass eni_size_weights to
5621 tree_num_loop_insns.
5622 * tree-ssa-loop-manip.c: Include tree-inline.h.
5623 (can_unroll_loop_p): Pass eni_size_weights to
5624 tree_num_loop_insns.
5625 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5626 Pass eni_size_weights to estimate_num_insns.
5627 * tree.h (init_inline_once): Export.
5628 * toplev.c (backend_init): Call init_inline_once.
5629 * cgraphunit.c (cgraph_process_new_functions,
5630 cgraph_analyze_function): Pass eni_inlining_weights to
5632 * ipa-inline.c (compute_inline_parameters): Ditto.
5633 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5634 to estimate_num_insns.
5635 (try_unroll_loop_completely): Pass eni_size_weights to
5636 tree_num_loop_insns.
5637 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5638 ot estimate_num_insns.
5639 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5640 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5641 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5642 eni_time_weights): New variables.
5643 (init_inline_once): Initialize them.
5644 (struct eni_data): Mew.
5645 (estimate_num_insns_1, estimate_num_insns): Use weights.
5646 * tree-inline.h (struct eni_weights_d): New.
5647 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5648 (estimate_num_insns): Declaration changed.
5649 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5650 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5651 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5653 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5655 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5656 relations in the conflict function is valid.
5658 2007-01-27 Ian Lance Taylor <iant@google.com>
5660 * common.opt: Add fstrict-overflow.
5661 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5662 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5663 (TYPE_OVERFLOW_UNDEFINED): Define.
5664 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5666 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5667 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5668 (fold_negate_expr): Likewise.
5669 (make_range): Likewise.
5670 (extract_muldiv_1): Likewise.
5671 (maybe_canonicalize_comparison): Likewise.
5672 (fold_comparison): Likewise.
5673 (fold_binary): Likewise.
5674 (tree_expr_nonnegative_p): Likewise.
5675 (tree_expr_nonzero_p): Likewise.
5676 * tree-vrp.c (compare_values): Likewise.
5677 (extract_range_from_binary_expr): Likewise.
5678 (extract_range_from_unary_expr): Likewise.
5679 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5681 (nowrap_type_p): Likewise.
5682 * tree-scalar-evolution.c (simple_iv): Likewise.
5683 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5684 (build_range_check): Likewise.
5685 (extract_muldiv_1): Likewise.
5686 (fold_comparison): Likewise.
5687 * tree-vrp.c (vrp_int_const_binop): Likewise.
5688 (extract_range_from_unary_expr): Likewise.
5689 * convert.c (convert_to_integer): Likewise.
5690 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5691 (fold_comparison): Likewise.
5692 (fold_binary): Likewise.
5693 * optabs.c (optab_for_tree_code): Likewise.
5694 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5695 * simplify-rtx.c (simplify_const_relational_operation): Check
5696 flag_strict_overflow and flag_trapv.
5697 (simplify_const_relational_operation): Likewise.
5698 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5699 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5702 2007-01-27 Roger Sayle <roger@eyesopen.com>
5704 * tree.c (tree_fold_gcd): Delete.
5705 * tree.h (tree_fold_gcd): Remove prototype.
5706 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5707 test whether one constant integer is a multiple of another. Instead
5708 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5709 * fold-const.c (multiple_of_p): We've determined both TOP and
5710 BOTTOM are integer constants so we can call int_const_binop directly
5711 instead of the more generic const_binop.
5713 2007-01-27 Roger Sayle <roger@eyesopen.com>
5715 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5716 1*X check that the constant hasn't overflowed, to preserve the
5718 (round_up): Provide an efficient implementation when rouding-up an
5719 INTEGER_CST to a power-of-two.
5721 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5723 * doc/sourcebuild.texi: Add comma for clarity.
5724 * doc/extend.texi: Fix some typos.
5725 * doc/passes.texi: Likewise.
5726 * doc/cppinternals.texi: Likewise.
5727 * doc/c-tree.texi: Likewise.
5728 * doc/tree-ssa.texi: Likewise.
5729 * doc/install.texi: Likewise.
5731 2007-01-27 Jan Hubicka <jh@suse.cz>
5733 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5734 (pass_sra): Do not require alias information.
5735 * passes.c (init_optimization_passes): Add SRA
5737 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5739 * tracer.c (rest_of_handle_tracer): We already cleaned
5740 up the CFG in tracer() so don't do it here again.
5741 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5742 cleanup_cfg here, either. And don't call renumber_insns.
5744 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5745 and BB_HEAD are in the insn stream here. Instead make sure
5746 that BB_INSN is valid on all insns. Also, do check here that
5747 there are no pending branch predictions...
5748 (rtl_verify_flow_info): ...instead of doing it here. Checks
5749 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5752 2007-01-26 Roger Sayle <roger@eyesopen.com>
5754 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5755 function to simplify/factorize operand order canonicalization.
5756 (ix86_fixup_binary_operands): Reorganize using the above function.
5757 (ix86_binary_operator_ok): Likewise.
5759 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5761 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5762 file scope from optimize_attrs.
5763 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5765 (optimize_attrs): Clear insn_code_values after freeing it.
5767 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5769 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5770 a parts.base assignment.
5772 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5774 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5775 (compute_subscript_distance, initialize_data_dependence_relation,
5776 finalize_ddr_dependent, analyze_ziv_subscript,
5777 analyze_siv_subscript_cst_affine,
5778 compute_overlap_steps_for_affine_univar,
5779 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5780 analyze_siv_subscript, analyze_miv_subscript,
5781 analyze_overlapping_iterations, subscript_dependence_tester_1,
5782 compute_self_dependence, free_dependence_relation): Work
5783 with affine_fn instead of chrecs.
5784 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5785 common_affine_function, affine_function_base,
5786 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5787 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5788 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5789 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5790 (all_chrecs_equal_p): Removed.
5791 * tree-data-ref.h (affine_fn, conflict_function): New types.
5792 (struct subscript): Change type of conflicting_iterations_in_a
5793 and conflicting_iterations_in_b.
5795 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5798 * config/pa/pa.h (TARGET_HPUX_11): New.
5799 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5800 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5802 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5803 Richard Guenther <rguenther@suse.de>
5805 * tree-ssa-structalias.c (solve_graph): Handle case
5806 we merged the variable to another.
5808 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5810 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5813 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5814 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5816 2007-01-25 DJ Delorie <dj@redhat.com>
5818 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5819 allow changes to modes which don't fit in those registers.
5821 * reload1.c (choose_reload_regs): Check for invalid subregs before
5822 computing their locations, not after.
5824 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5827 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5828 save Altivec registers in an eh_return function.
5829 (compute_vrsave_mask): Likewise.
5830 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5831 for saving Altivec registers.
5832 (rs6000_emit_prologue): Don't allocate stack twice in
5833 eh_return function. Correct expected value of altivec_save_offset
5834 when using save_world. Describe save of R0 to stack when using
5835 save_world. Describe stack pointer adjustment when using
5836 save_world. Remove duplicated eh_return parameter register saving.
5837 Update sp_offset variable after save_world.
5838 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5840 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5841 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5844 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5846 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5848 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5851 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5852 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5854 2007-01-25 Richard Guenther <rguenther@suse.de>
5856 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5857 * common.opt (-Wcoverage-mismatch): New warning option.
5858 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5859 if -Wcoverage-mismatch is given.
5861 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5863 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5864 (ipcp_driver): Change to static definition.
5865 Add dumping of the ifunctions.
5866 (constant_val_insert): Remove unused parameter. Support for SSA.
5867 (ipcp_propagate_const): Support for SSA.
5868 (ipcp_profile_bb_print): Print only analyzed nodes.
5869 (ipcp_replace_map_create): Remove support for Fortran constant
5871 * ipa-prop.c (ipa_method_modify_stmt,
5872 ipa_callsite_compute_param): Support for SSA.
5873 * ipa-prop.h (ipcp_driver): Remove declaration.
5874 (IS_VALID_TREE_MAP_INDEX): Add define.
5876 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5878 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5880 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5883 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5884 constant argument to cabs and do it without checking for
5885 -funsafe-math-optimizations.
5887 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5889 * c-common.h (RID_FIRST_CXX0X): New.
5890 (RID_LAST_CXX0X): New.
5891 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5893 * c.opt (Wc++0x-compat): New.
5894 * doc/invoke.texi (-Wc++0x-compat): Document.
5896 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * builtins.c (fold_builtin_carg): New.
5899 (fold_builtin_1): Use it.
5901 2007-01-24 Jan Hubicka <jh@suse.cz>
5903 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5905 * ipa-inline.c (initial_insns, max_insns): Delete.
5906 (compute_max_insns): New function.
5907 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5908 of insns as base for code growth.
5909 (cgraph_decide_inlining): Make initial_insns local; do not compute
5911 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5912 * doc/invoke.texi (inline-unit-growth): Update docs.
5914 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5916 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5917 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5918 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5919 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5920 for CPUs that have PTA_CX16 set.
5923 * gimplify.c (omp_check_private): New function.
5924 (gimplify_scan_omp_clauses): Use it for
5925 firstprivate/lastprivate/reduction.
5928 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5929 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5932 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5933 If lower_lastprivate_clauses emits some statements, append them
5934 to dlist rather than body_p and to body_p append an initializer.
5935 (lower_omp_for): Adjust caller.
5937 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5939 * target.h (globalize_decl_name): New.
5940 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5941 * output.h (default_globalize_decl_name): New.
5942 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5944 (globalize_decl): Ditto.
5945 (default_globalize_decl_name): New.
5946 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5947 (ia64_handle_version_id_attribute): New.
5948 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5949 (ia64_asm_output_external): Use globalize_decl_name instead
5951 * doc/extend.texi (version_id): New pragma.
5952 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5954 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5956 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5957 _uleb128_t and _Unwind_SWord with _sleb128_t.
5958 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5959 uw_frame_state_for, uw_update_context_1): Likewise.
5960 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5961 * unwind-pe.h (read_uleb128, read_sleb128,
5962 read_encoded_value_with_base): Likewise.
5963 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5965 2007-01-24 Richard Guenther <rguenther@suse.de>
5967 * builtins.c (expand_builtin_cexpi): Get the fndecl
5968 for cexp in the correct way.
5970 2007-01-24 Jan Hubicka <jh@suse.cz>
5972 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5974 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5976 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5977 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5978 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5979 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5980 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5981 __SIZEOF_PTRDIFF_T__.
5982 * doc/cpp.texi: Documentation for the new builtin macros added.
5984 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5987 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5988 instead of operands[2] to avoid access past the end of array.
5990 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5992 * reload1.c (emit_reload_insns): Pass the reload register
5993 for a non-spill output reload through forget_old_reloads_1.
5995 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5997 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5998 _SOFT_DOUBLE if doubles use software floating-point.
5999 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6000 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6001 * config/rs6000/darwin-ldouble.c: Also compile functions for
6002 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6003 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6004 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6005 commented-out long double override.
6006 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6007 * config/rs6000/eabispe.h: Likewise.
6008 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6009 long double for non-SPE.
6010 (rs6000_handle_option): Likewise.
6011 (invalid_e500_subreg): Disallow more subregs involding DImode,
6012 DFmode, TImode or TFmode.
6013 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6015 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6017 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6018 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6020 (rs6000_legitimate_address): Also check for TFmode for E500
6022 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6023 (spe_build_register_parallel): Handle TFmode and TCmode.
6024 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6026 (function_arg): Handle TFmode and TCmode for E500 double.
6027 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6029 (print_operand): Handle TFmode and TImode for %y.
6030 (rs6000_generate_compare): Handle TFmode comparisons for E500
6032 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6033 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6034 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6035 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6036 TFmode for E500 double.
6037 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6038 (floatsidf2): Enable for E500 double.
6039 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6040 (extenddftf2): Change to extenddftf2_fprs.
6041 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6042 depending on TARGET_E500_DOUBLE.
6043 (extendsftf2): Enable for E500 double.
6044 (trunctfdf2): Enable for E500 double.
6045 (trunctfsf2): Change to trunctfsf2_fprs.
6046 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6047 depending on TARGET_E500_DOUBLE.
6048 (floatsitf2): Enable for E500 double.
6049 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6050 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6051 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6052 (negtf2): Change to negtf2_internal.
6053 (negtf2): New expander.
6054 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6055 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6056 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6057 (movdi_internal32): Use rs6000_nonimmediate_operand.
6058 (unnamed splitter): Likewise.
6059 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6060 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6061 (SPE64TF, DITI): New mode macros.
6062 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6065 (frob_<mode>_di_2): New.
6066 (frob_tf_di_8_2): New.
6067 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6069 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6071 (frob_ti_<mode>_8_2): New.
6072 (frob_ti_tf_2): New.
6073 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6074 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6076 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6077 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6078 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6079 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6080 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6081 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6084 2007-01-23 Ian Lance Taylor <iant@google.com>
6086 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6088 (OBJS-archive): Reformat, alphabetize.
6089 (OBJS): Change out_object_file to OBJS-md.
6091 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6093 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6094 JUMP_P and CALL_P predicates where applicable.
6095 * config/i386/i386.c: Ditto.
6096 * config/i386/i386.md: Ditto.
6097 * config/i386/mmx.md: Ditto.
6098 * config/i386/predicates.md: Ditto.
6100 2007-01-22 Andreas Schwab <schwab@suse.de>
6102 * config/m68k/m68k.h: Fix comment.
6104 2007-01-22 Jan Hubicka <jh@suse.cz>
6106 * passes.c (init_optimization_passes): Do not rerun
6107 pass_early_warn_uninitialized.
6109 2007-01-22 Richard Guenther <rguenther@suse.de>
6111 PR tree-optimization/30038
6112 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6114 (execute_cse_sincos_1): Likewise.
6115 (execute_cse_sincos): Likewise.
6116 (gate_cse_sincos): Likewise.
6117 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6118 the cexpi() canonicalization of sincos().
6119 * tree-pass.h (pass_cse_sincos): Declare.
6120 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6122 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6124 PR rtl-optimization/29329
6125 * combine.c (replaced_rhs_insn): Rename to i2mod.
6126 (replaced_rhs_value): Rename to i2mod_new_rhs.
6127 (i2mod_old_rhs): New global variable.
6128 (combine_instructions): Adjust for above change. Save a copy of
6129 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6130 note are substituted in the second instruction.
6131 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6132 ditch the note if it pertains to the second eliminated register
6133 and this register is mentioned in i2mod_old_rhs.
6136 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6138 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6139 the insn to which the note was originally attached.
6141 2007-01-21 Jan Hubicka <jh@suse.cz>
6143 * ipa-inline.c (inlining_mode): Comment, move up.
6144 (cgraph_decide_inlining_incrementally): Do not perform inlining
6145 itself; fix handling of flattening of self recursive functions.
6146 (cgraph_find_cycles): Remove.
6147 (cgraph_flatten_node): Remove.
6148 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6149 (try_inline): New function.
6150 (cgraph_early_inlining): Update call of
6151 cgraph_decide_inlining_incrementally. Apply inlining here.
6152 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6154 2007-01-21 Dirk Mueller <dmueller@suse.de>
6157 * tree-vrp.c (check_array_bounds): do not warn
6158 about ADDR_EXPR's of ARRAY_REF's which are immediately
6159 used in binary expressions.
6161 2007-01-21 Ira Rosen <irar@il.ibm.com>
6163 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6164 read_write_dep and macros for its access.
6165 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6166 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6167 argument, call vect_check_interleaving for every independent pair of
6168 data-refs. Mark loads that access the same memory location as a store
6170 (vect_check_dependences): Remove.
6171 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6172 call, fix the call to vect_analyze_data_ref_dependence.
6173 (vect_analyze_data_ref_access): For statements that access the same
6174 data-ref, check that they are not stores; for loads, check that there
6175 is no store that access the same location.
6177 2007-01-20 Roger Sayle <roger@eyesopen.com>
6178 Joseph Myers <joseph@codesourcery.com>
6180 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6181 (-fdump-rtl-stack): Likewise.
6182 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6183 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6184 (-mpt-fixed): Use @minus{} for minus sign.
6185 (Using Precompiled Headers): Fix under/overfull hbox.
6187 2007-01-20 Jan Hubicka <jh@suse.cz>
6189 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6190 place within annotation.
6192 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6194 * pa.c (output_move_double): Change array size of xoperands to 4.
6196 2007-01-20 Jan Hubicka <jh@suse.cz>
6198 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6201 2007-01-19 Ian Lance Taylor <iant@google.com>
6203 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6204 constant to unsigned HOST_WIDE_INT before negating.
6206 2007-01-19 Ian Lance Taylor <iant@google.com>
6208 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6210 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6211 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6212 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6213 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6214 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6215 (realloc_vdef, realloc_vuse): Change second parameter to
6217 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6219 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6220 unsigned. Change x and lim locals to unsigned.
6221 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6223 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6224 (copy_virtual_operands): Change i and n locals to unsigned.
6226 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6229 * builtins.c (fold_builtin_1): Handle builtin fdim.
6231 2007-01-20 Jan Hubicka <jh@suse.cz>
6233 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6234 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6235 init_alias_heapvars.
6236 (init_alias_heapvars): Initialize only when not already initialized.
6237 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6239 2007-01-19 Roger Sayle <roger@eyesopen.com>
6241 * common.opt (fsigned-zeros): New command line option.
6242 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6243 of flag_unsafe_math_optimizations.
6244 * opts.c (set_fast_math_flags): The -ffast-math command line option
6245 implies -fno-signed-zeros.
6246 (fast_math_flags_set_p): Likewise.
6248 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6249 the documentation of -ffast-math appropriately. Wrap long lines.
6251 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6253 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6254 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6256 2007-01-19 Tomas Bily <tbily@suse.cz>
6258 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6260 (tree_init_ic_make_global_vars): New function
6261 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6262 (tree_gen_ic_profiler): New function
6263 (tree_gen_ic_func_profiler): New function
6264 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6265 (tree_profile_hooks): Added hook for indirec/virtual calls
6266 * value-prof.c (tree_find_values_to_profile): New case for
6268 (tree_values_to_profile): Call for determining indirect/virtual
6270 (tree_indirect_call_to_profile): New function
6271 (tree_ic_transform): New function
6272 (tree_ic): New function
6273 (find_func_by_pid): New function
6274 (init_pid_map): New function
6275 (tree_value_profile_transformations): Added check for
6276 indirect/virtual call transformation
6277 * value-prof.h (enum hist_type): New counter type for
6278 indirect/virtual calls
6279 (profile_hooks): Added new hook for profiling indirect/virtual
6281 * profile.c (instrument_values): New case for indirect/virtual
6283 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6284 (GCOV_COUNTER_V_INDIR): New counter type
6285 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6286 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6288 * cgraph.c: Definition of cgraph_max_pid
6289 (cgraph_create_node): Default init of pid attribute
6290 * cgraph.h: Declaration of cgraph_max_pid
6291 (struct cgraph_node): Added pid attribute
6292 * libgcov.c (__gcov_indirect_call_profiler): New function
6293 (__gcov_one_value_profiler_body): New function
6294 (__gcov_one_value_profiler): Body was moved to
6295 __gcov_one_value_profiler_body and calls it
6297 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6299 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6300 * gengtype.c (write_types_data, write_func_for_structure,
6301 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6302 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6303 (walk_type, write_func_for_structure): Generate the mark_hook if
6306 2007-01-19 Jan Hubicka <jh@suse.cz>
6308 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6309 'early' argument take inlining mode argument specifying whether to
6310 inline for size/speeed or all functions; add support for flattening;
6312 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6314 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6317 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6318 the name of the declared identifier.
6320 2007-01-19 Dirk Mueller <dmueller@suse.de>
6322 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6323 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6324 duplicate evaluation.
6326 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6328 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6329 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6330 to XFMode, use acosxf2 and truncate result to requested mode.
6331 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6332 (asin<mode>2): Similarly, with asin expanders.
6333 (*fscalexf4_i387): Rename from *fscalexf4.
6334 (expNcorexf3): New expander.
6335 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6336 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6337 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6338 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6339 patterns for SSE math.
6340 (exp10<mode>2): Similarly, with exp10 expanders.
6341 (exp2<mode>2): Similarly, with exp2 expanders.
6342 (expm1<mode>2): Similarly, with expm1 expanders.
6343 (ldexp<mode>3): Similarly, with ldexp expanders.
6344 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6345 Use gen_truncxf<mode>2_i387_noop to truncate result.
6347 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6349 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6350 for ColdFire targets.
6352 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6353 Richard Sandiford <richard@codesourcery.com>
6355 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6356 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6357 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6358 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6359 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6360 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6362 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6364 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6365 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6366 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6367 (*adddi_dilshr32_cf): New pattern.
6368 (adddi3, subdi3): Remove first alternatives.
6370 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6372 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6373 implemented using move.l, do not use its cc result for floating-point
6376 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6378 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6379 from accepting 's' constraints if flag_pic.
6381 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6383 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6384 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6385 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6386 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6388 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6390 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6391 ColdFire alternatives.
6392 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6393 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6394 architectures that support ff1 instruction.
6396 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6397 Julian Brown <julian@codesourcery.com>
6399 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6400 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6401 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6404 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6406 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6408 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6409 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6410 HOST_WIDE_INT instead of an rtx.
6411 (m68k_rtx_costs): Update call accordingly.
6412 (output_move_const_into_data_reg): Likewise. Fix formatting.
6413 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6415 (output_move_simode_const): Update calls after above changes.
6416 Rework to use automatic variables and predicates like MEM_P.
6417 * config/m68k/m68k.md (pushexthisi_const): Update call to
6420 2007-01-19 Dirk Mueller <dmueller@suse.de>
6422 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6425 2007-01-19 Richard Guenther <rguenther@suse.de>
6427 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6428 via cexp in case sincos is not available.
6430 2007-01-19 Richard Guenther <rguenther@suse.de>
6432 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6433 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6434 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6435 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6436 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6437 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6438 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6439 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6441 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6443 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6445 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6446 (atan2xf3): Directly generate RTL pattern.
6447 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6448 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6449 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6450 disable patterns for SSE math.
6451 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6452 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6453 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6454 disable patterns for SSE math.
6456 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6458 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6460 2007-01-18 Roger Sayle <roger@eyesopen.com>
6462 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6463 VIEW_CONVERT_EXPR to the same type as it's operand.
6465 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6467 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6468 configured for long double 128.
6470 2007-01-18 Mike Stump <mrs@apple.com>
6472 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6475 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6477 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6480 2007-01-18 Jan Hubicka <jh@suse.cz>
6482 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6483 greater than NUM_VOP_FREE_BUCKETS.
6485 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6487 * tree-ssa-structalias.c: Update comments.
6488 (ptabitmap_obstack): Removed.
6490 (oldpta_obstack): Ditto.
6491 (stats): Add a few members.
6492 (struct variable_info): Remove node, complex, address_taken, and
6493 indirect_target members. Add oldsolution member.
6494 (new_var_info): Do not initialize removed members.
6495 (constraint_expr_type): Remove INCLUDES.
6496 (constraint_graph): Add size, implicit_preds, rep,
6497 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6498 (FIRST_REF_NODE): New macro.
6499 (LAST_REF_NODE): Ditto.
6500 (FIRST_ADDR_NODE): Ditto.
6501 (find): New function.
6503 (dump_constraint): Do not handle INCLUDES.
6504 (insert_into_complex): Do not insert duplicate constraints.
6505 (condense_varmap_nodes): Renamed and rewritten into ...
6506 (merge_node_constraints): This. Also fix bug in handling of
6507 offseted copy constraints.
6508 (clear_edges_for_node): No longer need to deal with preds at all,
6509 or removing associated preds/succs.
6510 (merge_graph_nodes): Deal with indirect_cycles.
6511 Don't deal with predecessors.
6512 (add_implicit_graph_edge): New function.
6513 (add_pred_graph_edge): Ditto.
6514 (add_graph_edge): Don't deal with predecessors.
6515 (build_constraint_graph): Removed.
6516 (build_pred_graph): New function.
6517 (build_succ_graph): Ditto.
6518 (struct scc_info): Removed in_component. Added roots, dfs, and
6519 node_mapping. Remove visited_index, unification_queue.
6520 (scc_visit): Deal with union-find we do now.
6521 Deal with cycles with REF nodes.
6522 (collapse_nodes): Renamed and rewritten to ...
6523 (unify_nodes): This.
6524 (process_unification_queue): Removed.
6525 (topo_visit): Cleanup
6526 (do_da_constraint): Use find.
6527 (do_sd_constraint): Ditto.
6528 (do_ds_constraint): Ditto.
6529 (do_complex_constraint): Ditto.
6530 (init_scc_info): Update for removed and added members.
6531 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6532 (find_indirect_cycles): This.
6533 (equivalence_class): New variable.
6534 (label_visit): New function.
6535 (perform_variable_substitution): Rewritten.
6536 (free_var_substitution_info): New function.
6537 (find_equivalent_node): Ditto.
6538 (move_complex_constraints): Ditto.
6539 (eliminate_indirect_cycles): Ditto.
6540 (solve_graph): Only propagate changed bits.
6541 Use indirect cycle elimination.
6543 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6544 (tree_id_eq): Renamed to ...
6545 (tree_vi_eq): This. Update for member change
6546 (insert_id_for_tree): Renamed and rewritten to ...
6547 (insert_vi_for_tree): This.
6548 (lookup_id_for_tree): Renamed and rewritten to ...
6549 (lookup_vi_for_tree): This.
6550 (get_id_for_tree): Renamed and rewritten to ...
6551 (get_vi_for_tree): Ditto.
6552 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6553 (process_constraint): Don't handle INCLUDES.
6554 Remove special ADDRESSOF case.
6555 (find_func_aliases): Rewrite to use vi functions instead of id
6557 (create_function_info_for): Ditto.
6558 (create_variable_info_for): Ditto.
6559 (intra_create_variable_infos): Ditto.
6560 (merge_smts_into): Ditto.
6561 (find_what_p_points_to): Ditto.
6562 (init_base_vars): Ditto.
6563 (init_alias_vars): Ditto.
6564 (remove_preds_and_fake_succs): New function.
6565 (dump_sa_points_to_info): Dump new stats.
6566 (dump_solution_for_var): Use find.
6567 (set_used_smts): Fix formatting.
6568 (compute_points_to_sets): Updated for new functions.
6569 (ipa_pta_execute): Ditto.
6571 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6572 Richard Sandiford <richard@codesourcery.com>
6574 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6576 * calls.c (expand_call): If the return value is a PARALLEL,
6577 extract its first member.
6578 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6579 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6580 use FUNCTION_EXTRA_EPILOGUE.
6581 (m68k_function_value): Return a PARALLEL if the return value
6582 is of a pointer type.
6583 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6584 (FUNCTION_EXTRA_EPILOGUE): Remove.
6585 * config/m68k/m68k.md (D0_REG): New constant.
6587 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6589 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6590 output a NOP for empty epilogues.
6592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6594 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6595 before function. Extend register save check to include all
6596 registers, not just integer ones.
6598 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6600 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6601 (m68k_use_return_insn): ...this.
6602 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6603 * config/m68k/m68k.c (use_return_insn): Rename to...
6604 (m68k_use_return_insn): ...this.
6605 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6608 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6610 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6611 nearest even, fix denormal rounding overflow.
6613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6615 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6616 f%$smove and f%$move.
6617 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6618 (extendsfdf2_cf): Use fdmove instead of f%&move.
6619 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6620 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6622 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6624 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6629 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6630 (coldfire_single_format): Declare.
6631 (coldfire_double_format): Likewise.
6632 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6633 of qnan_msb_set to determine the lower bits of a canonical
6635 (encode_ieee_double): Likewise.
6636 (encode_ieee_quad): Likewise.
6637 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6638 (mips_single_format): Likewise.
6639 (ieee_double_format): Likewise.
6640 (mips_double_format): Likewise.
6641 (ieee_extended_motorola_format): Likewise.
6642 (ieee_extended_intel_96_format): Likewise.
6643 (ieee_extended_intel_128_format): Likewise.
6644 (ieee_extended_intel_96_round_53_format): Likewise.
6645 (ibm_extended_format): Likewise.
6646 (mips_extended_format): Likewise.
6647 (ieee_quad_format): Likewise.
6648 (mips_quad_format): Likewise.
6649 (vax_f_format): Likewise.
6650 (vax_d_format): Likewise.
6651 (vax_g_format): Likewise.
6652 (i370_single_format): Likewise.
6653 (i370_double_format): Likewise.
6654 (decimal_single_format): Likewise.
6655 (decimal_double_format): Likewise.
6656 (decimal_quad_format): Likewise.
6657 (c4x_single_format): Likewise.
6658 (c4x_extended_format): Likewise.
6659 (real_internal_format): Likewise.
6660 (coldfire_single_format): New real_format.
6661 (coldfire_double_format): Likewise.
6662 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6663 canonical_nan_lsbs_set.
6664 (pdp11_d_format): Likewise.
6665 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6666 if TARGET_COLDFIRE_CPU.
6668 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6670 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6671 (output_call, m68k_legitimize_call_address): Declare.
6672 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6673 parenthesees. Add support for a 'W' constraint.
6674 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6675 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6676 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6677 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6679 (override_options): Initialize them. Do not set flag_no_function_cse
6680 for TARGET_ID_SHARED_LIBRARY.
6681 (m68k_output_pic_call): Delete.
6682 (m68k_legitimize_call_address): New function.
6683 (print_operand): Remove the %o prefix. Handle the %p prefix.
6684 (output_call): New function.
6685 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6686 target address from the GOT if symbolic jumps are not allowed.
6687 * config/m68k/m68k.md (call, general_operand): Do not set
6688 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6689 Merge separate flag_pic and !flag_pic define_insns into...
6690 (*call, *call_value): ...these new patterns. Match the address
6691 rather than the containing MEM and require it to be a call_operand.
6692 Use output_call to generate the asm template.
6693 * config/m68k/predicates.md (const_call_operand): New predicate.
6694 (call_operand): Likewise.
6696 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6698 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6699 (STACK_GROWS_DOWNWARD): Define to 1.
6700 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6701 comments, emphasizing that these values are only defaults.
6702 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6703 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6707 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6709 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6710 Richard Sandiford <richard@codesourcery.com>
6712 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6713 (FP_REGNO_P): New macros.
6714 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6715 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6716 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6717 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6719 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6721 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6722 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6724 * config/m68k/t-floatlib: New file, extracting common code from...
6725 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6726 * config/m68k/t-uclinux: Here.
6727 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6728 routines on ColdFire targets.
6730 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6732 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6733 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6734 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6735 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6736 explicitly set MOTOROLA to 1.
6737 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6740 Nathan Sidwell <nathan@codesourcery.com>
6742 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6743 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6744 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6745 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6746 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6747 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6748 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6749 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6750 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6751 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6752 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6753 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6754 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6755 (DBX_REGISTER_NUMBER): Delete.
6756 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6757 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6758 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6762 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6763 * config/flat.h: New file.
6764 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6766 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6767 indirect references for -msep-data or -mid-shared-library.
6768 Do not use PC-relative code addresses either.
6769 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6771 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6772 for shared libraries and crt1.o for executables. Use crti.o and
6774 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6775 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6776 Do not add -elf2flt or -shared-lib-id options here.
6777 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6778 Pass -shared-lib-id if -mid-shared-library, taking the library
6779 identifier from -mshared-library-id if given, otherwise
6781 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6782 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6783 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6784 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6785 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6786 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6788 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6789 jump sequence for ISA A and ISA A+.
6790 (PICJUMP): Likewise.
6792 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6794 * config.gcc (m68k-*-uclinux*): Base the port on the common
6795 and m68k GNU/Linux files rather than on the generic ELF ones.
6796 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6797 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6799 2007-01-18 Julian Brown <julian@codesourcery.com>
6800 Richard Sandiford <richard@codesourcery.com>
6802 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6803 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6804 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6806 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6808 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6812 * doc/install.texi: Document m68k-uclinuxoldabi.
6813 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6814 * config/m68k/uclinux-oldabi.h: New file, copied from
6815 config/m68k/uclinux.h.
6817 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6819 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6820 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6821 (m32r_compute_frame_size): Use unsigned for regno.
6822 (m32r_reload_lr): Use gen_frame_mem.
6824 (m32r_output_function_epilogue): Don't output the function epilogue
6826 (m32r_expand_epilogue): New.
6827 (direct_return): Return false if the function has the interrupt
6829 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6830 * config/m32r/m32r.md (epilogue): New expander.
6831 (return_lr, return_rte): New insns.
6832 (return): Make it expander.
6833 (return_normal): New expander.
6835 2007-01-18 Josh Conner <jconner@apple.com>
6838 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6839 support for UNLE, UNLT, UNGE, and UNGT.
6841 2007-01-18 Jan Hubicka <jh@suse.cz>
6843 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6844 * tree-tailcall (add_virtual_phis): Likewise.
6845 (optimize_tail_call): Return TODOs.
6846 (execute_tail_calls): Return TODOs.
6847 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6848 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6850 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6851 Cleanup cfg using TODO.
6852 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6853 * passes.c (execute_function_todo): When cleanup did something, remove
6855 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6856 (make_edges): Don't cleanup_cfg.
6858 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6860 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6861 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6862 operate on the top of stack.
6863 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6864 register handling of instructions that output to the second
6866 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6867 (move_for_stack_reg): Special-case check for dead destination
6868 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6870 * config/i386/i386.md (UNSPEC_TAN): New constant.
6871 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6872 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6873 to correctly model move of constant 1.0 to top stack slot.
6874 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6875 (unnamed peephole2 pattern): Remove corresponding peephole2
6876 pattern that optimizes tan insn and loading of constant 1.0.
6877 (tanxf2): Use fptanxf4_i387.
6878 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6879 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6880 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6881 disable patterns for SSE math.
6882 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6883 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6885 2007-01-18 Dirk Mueller <dmueller@suse.de>
6886 Richard Guenther <rguenther@suse.de>
6889 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6890 * common.opt (Warray-bounds): Add new warning option.
6891 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6893 * Makefile.in: make tree-vrp.o depend on toplev.h
6894 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6896 (check_array_refs, check_array_bounds, check_array_ref): New.
6898 2007-01-18 Jan Hubicka <jh@suse.cz>
6900 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6901 (execute_ssa_ccp): Return flags conditionally.
6902 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6904 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6906 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6908 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6909 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6911 * Makefile.c (GTFILES): Add cfglayout.h.
6912 * gengtype.c (open_base_files): Likewise.
6913 * cfglayout.c (cfg_layout_function_footer,
6914 cfg_layout_function_header) Reindent to make gengtype happy.
6915 * cfglayout.h (cfg_layout_function_footer,
6916 cfg_layout_function_header): Add GTY(()) marker.
6918 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6920 2007-01-18 Ben Elliston <bje@au.ibm.com>
6922 * genautomata.c (write_automata): Include xstrerror output in the
6923 error message if writing the DFA description file fails.
6925 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6927 * config/mips/mips-protos.h (mips_output_external): Make it
6929 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6930 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6931 (extern_list): Likewise.
6932 (extern_head): Likewise.
6933 (TARGET_ASM_FILE_END): Likewise.
6934 (mips_file_end): Likewise.
6935 (mips_output_external): Rewritten.
6937 2007-01-18 Ben Elliston <bje@au.ibm.com>
6939 * genpreds.c (write_insn_preds_c): Only write out the function
6940 body for regclass_for_constraint if we have register constraints.
6942 2007-01-17 Tom Tromey <tromey@redhat.com>
6944 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6945 * doc/install.texi (Testing): Use sourceware.org.
6946 (Binaries): Likewise.
6947 (Specific): Likewise.
6948 * doc/contrib.texi (Contributors): Use sourceware.org.
6950 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6952 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6953 (AVR_ENHANCED): Rename to ...
6954 (AVR_HAVE_MUL): ... new.
6955 (avr_enhanced_p): Rename to ...
6956 (avr_have_mul_p): ... new.
6957 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6958 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6959 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6960 (avr_have_mul_p): ... new.
6961 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6962 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6963 'avr_enhanced_p' and 'enhanced'.
6964 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6965 AVR_HAVE_MUL instead of AVR_ENHANCED.
6966 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6967 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6968 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6969 instead of AVR_ENHANCED.
6970 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6971 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6972 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6974 2007-01-17 Ian Lance Taylor <iant@google.com>
6976 * vec.h (VEC_reserve_exact): Define.
6977 (vec_gc_p_reserve_exact): Declare.
6978 (vec_gc_o_reserve_exact): Declare.
6979 (vec_heap_p_reserve_exact): Declare.
6980 (vec_heap_o_reserve_exact): Declare.
6981 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6983 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6985 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6986 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6987 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6988 * vec.c (calculate_allocation): Add exact parameter. Change all
6990 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6991 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6992 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6993 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6994 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6995 (vec_heap_p_reserve_exact): New function.
6996 (vec_heap_o_reserve_exact): New function.
6998 2007-01-17 Jan Hubicka <jh@suse.cz>
7000 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7002 2007-01-17 Eric Christopher <echristo@apple.com>
7004 * config.gcc: Support core2 processor.
7006 2007-01-16 Jan Hubicka <jh@suse.cz>
7008 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7009 the names, just unlink the chain so we don't crash on dangling pointers
7012 2007-01-16 Jan Hubicka <jh@suse.cz>
7014 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7015 * tree-pass.h: Reorder to make IPA passes appear toegher.
7016 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7017 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7018 parameters, do not call early inliner.
7019 * ipa-inline.c: Update comments. Include tree-flow.h
7020 (cgraph_decide_inlining): Do not compute inlining parameters.
7021 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7022 be called with function context set up.
7023 (pass_ipa_inline): Remove unreachable functions before pass.
7024 (cgraph_early_inlining): Simplify assuming to be called from the
7026 (pass_early_inline): New pass.
7027 (cgraph_gate_ipa_early_inlining): New gate.
7028 (pass_ipa_early_inline): Turn into simple wrapper.
7029 (compute_inline_parameters): New function.
7030 (gate_inline_passes): New gate.
7031 (pass_inline_parameters): New pass.
7032 (apply_inline): Move here from tree-optimize.c
7033 (pass_apply_inline): New pass.
7034 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7036 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7038 (tree_function_versioning): Do not allocate dummy struct function.
7039 * tree-inline.h (optimize_inline_calls): Update prototype.
7040 * tree-optimize.c (execute_fixup_cfg): Export.
7041 (pass_fixup_cfg): Remove
7042 (tree_rest_of_compilation): Do not apply inlines.
7043 * tree-flow.h (execute_fixup_cfg): Declare.
7044 * Makefile.in (gt-passes.c): New.
7045 * passes.c: Include gt-passes.h
7046 (init_optimization_passes): New passes.
7047 (nnodes, order): New static vars.
7048 (do_per_function_toporder): New function.
7049 (execute_one_pass): Dump current pass here.
7050 (execute_ipa_pass_list): Don't dump current pass here.
7052 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7054 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7055 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7057 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7059 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7060 (strong_alias): Define.
7061 (__gcc_qmul): Provide non-FMA for soft-float.
7067 (__gcc_qunord): New.
7077 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7078 soft-float functions.
7079 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7080 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7081 about long double soft float.
7083 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7084 Tehila Meyzels <tehila@il.ibm.com>
7086 * tree-vectorizer.h (is_pattern_stmt_p): New.
7087 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7088 formatting (tabs instead of spaces). Cleanup and clarify setting
7089 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7090 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7091 (vectorizable_type_demotion): Check that types are integral.
7092 (vectorizable_type_promotion): Likewise.
7093 (vectorizable_store): Fix typo. Eliminate new-line at end of
7096 2007-01-16 Jan Hubicka <jh@suse.cz>
7098 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7101 2007-01-15 Eric Christopher <echristo@apple.com>
7103 * ifcvt.c: Include vec.h, vecprim.h.
7104 (check_cond_move_block): New argument regs.
7105 Reorganize. Add registers used to regs.
7106 (cond_move_process_if_block): Use regs set above as
7109 2007-01-15 Eric Christopher <echristo@apple.com>
7111 * config/darwin.h: Update copyright.
7112 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7113 (LINK_COMMAND_SPEC): Add -u.
7114 (LINK_SPEC): Fix umbrella for above.
7116 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7118 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7121 2007-01-15 Tom Tromey <tromey@redhat.com>
7123 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7124 * doc/install.texi (Testing): Don't mention jacks.
7125 (Configuration): Document --enable-java-maintainer-mode. Move
7126 --with-java-home to libgcj-specific section. Document
7128 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7130 2007-01-15 Jan Hubicka <jh@suse.cz>
7132 * tree-ssa-dce.c (DCE_TODOs): New.
7133 (propagate_necessity): Return if something changed.
7134 (eliminate_unnecessary_stmts): Likewise.
7135 (perform_tree_ssa_dce): Return TODO flags when needed.
7136 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7138 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7140 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7141 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7142 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7143 patterns using X87MODEF12 mode macro. Extend operand 1
7144 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7145 (log10<mode>2): Ditto.
7146 (log2<mode>2): Ditto.
7147 (log1p<mode>2): Ditto.
7148 (logb<mode>2): Ditto.
7149 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7150 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7151 (*fxtractxf3_i387): Rename from *fxtractxf3.
7152 (fxtract_extend<mode>xf3_i387): New insn pattern.
7153 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7154 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7155 and gen_fyl2xxf3_i387().
7157 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7159 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7160 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7161 get_loop_exit_edges. Changed return type to bool.
7162 * cfgloop.h (fix_loop_placement): Declaration removed.
7164 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7166 * param.h (MIN_VECT_LOOP_BOUND): New.
7167 * params.def (MIN_VECT_LOOP_BOUND): New.
7168 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7169 argument - minimum threshold for number of iterations.
7170 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7171 argument to declaration.
7172 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7173 MIN_VECT_LOOP_BOUND.
7174 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7175 slpeel_tree_peel_loop_to_edge with additional argument.
7176 (vect_do_peeling_for_alignment): Likewise.
7177 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7179 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7182 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7185 2007-01-14 Jan Hubicka <jh@suse.cz>
7187 * tree-dfa.c (remove_referenced_var): New function.
7188 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7189 prune referenced vars list too.
7190 * tree-flow.h (remove_referenced_var): Declare.
7192 2007-01-14 Jan Hubicka <jh@suse.cz>
7194 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7196 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7197 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7198 * except.h (verify_eh_throw_table_statements): Kill prototype.
7199 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7200 into call exrepssions.
7201 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7203 * tree-cfg.c: Include pointer-set.h.
7204 (verify_node_sharing): Work on pointer set.
7205 (verify_eh_throw_stmt_node): New.
7206 (verify_stmts): Use pointers sets, verify throw_stmt.
7208 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7210 * ipa-reference.c (analyze_function): Consider also addresses taken
7213 2007-01-12 Roger Sayle <roger@eyesopen.com>
7215 * c-typeck.c (null_pointer_constant_p): Replace use of
7216 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7217 (build_c_cast): Likewise.
7219 2007-01-12 Roger Sayle <roger@eyesopen.com>
7221 * tree.h (force_fit_type_double): Remove unused final argument.
7222 * c-common.c (constant_expression_warning): Replace use of
7223 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7224 (convert_and_check): Likewise.
7225 (shorten_compare): Update call to force_fit_type_double.
7226 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7227 * convert.c (convert_to_pointer): Update call to
7228 force_fit_type_double.
7229 * fold-const.c (force_fit_type_double): Remove overflowed_const
7231 (int_const_binop, fold_convert_const_int_from_int,
7232 fold_convert_const_int_from_real, fold_div_compare,
7233 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7234 fold_abs_const, fold_not_const): Remove the final argument from
7235 calls to force_fit_type_double.
7237 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7239 * configure.ac: Set insn to "nop" for spu-*-* also.
7240 * configure: Regenerate.
7242 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7244 * builtins.def : Add BUILT_IN_FREE.
7246 2007-01-12 Jan Hubicka <jh@suse.cz>
7248 PR tree-optimization/30443
7249 * tree-inline.c (tree_function_versioning): Do not optimize when
7250 cloning for inlining.
7252 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7254 * doc/loop.texi: Document recording of loop exits.
7255 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7256 (update_single_exits_after_duplication,
7257 update_single_exit_for_duplicated_loop,
7258 update_single_exit_for_duplicated_loops): Removed.
7259 (duplicate_loop_to_header_edge): Do not call
7260 update_single_exits_after_duplication and
7261 update_single_exit_for_duplicated_loops.
7262 (loop_version): Do not update single_exit information.
7263 (fix_loop_structure): Use record_loop_exits instead of
7264 mark_single_exit_loops.
7265 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7266 the lists of loop exits.
7267 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7268 split_edge, merge_blocks): Update the lists of loop exits.
7269 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7270 loop_optimizer_init.
7271 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7272 of mark_single_exit_loops.
7273 (loop_optimizer_finalize): Call release_recorded_exits.
7274 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7275 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7276 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7277 update single exit information.
7278 * lambda-code.c (perfect_nestify): Ditto.
7279 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7280 (mark_single_exit_loops): Removed.
7281 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7282 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7283 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7285 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7286 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7287 (verify_loop_structure): Verify consistency of the exit lists.
7288 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7289 (set_single_exit): Removed.
7290 * cfgloop.h (struct loop_exit): New function.
7291 (struct loop): single_exit_ field replaced by exits field.
7292 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7293 (struct loops): Added exits hash.
7294 (mark_single_exit_loops, set_single_exit): Declaration removed.
7295 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7297 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7299 * doc/invoke.texi: Avoid use of @headitem.
7301 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7303 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7305 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7307 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7310 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7311 Richard Sandiford <richard@codesourcery.com>
7313 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7314 * config/m68k/m68k.opt: Resort options.
7315 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7317 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7318 Richard Sandiford <richard@codesourcery.com>
7320 * doc/invoke.texi: Document the macros that are defined by
7321 m68k's -mtune and -mhard-float options.
7322 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7323 (m68k_cpp_cpu_family): Likewise.
7324 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7325 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7326 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7327 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7328 (m68k_cpp_cpu_family): Likewise.
7330 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7332 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7333 macros besides mc68000 as tuning macros. Use a switch statement
7334 to set them and mcpu32.
7336 2007-01-12 Julian Brown <julian@codesourcery.com>
7338 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7339 (TARGET_68040_ONLY): Rename to...
7340 (TARGET_68040): ...this.
7341 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7342 * config/m68k/m68k.md: Likewise.
7344 2007-01-12 Julian Brown <julian@codesourcery.com>
7345 Nathan Sidwell <nathan@codesourcery.com>
7346 Richard Sandiford <richard@codesourcery.com>
7348 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7349 the -mcpu= argument associated with the --with-cpu setting.
7350 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7351 if different from the one implied by the -mcpu setting.
7352 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7353 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7354 * doc/invoke.texi: Mention ColdFire in the introduction to the
7355 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7356 -mno-div and -mhard-float options. Make -m68881 a synonym for
7357 -mhard-float. Document the previously-undocumented -m5206e,
7358 -m528x, -m5307 and -m5407 options. Tweak the existing option
7359 documentation for consistency.
7360 * doc/install.texi: Mention new --with-cpu arguments.
7361 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7362 default CPU if neither -mcpu nor -march are specified.
7363 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7364 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7365 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7366 using m68k_tune to decide between families that implement the
7367 same ISA. Use m68k_tune to set __mcfv4e__.
7368 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7369 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7370 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7371 (FL_ISA_C, FL_ISA_MMU): New macros.
7372 (MASK_COLDFIRE): Delete.
7373 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7374 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7375 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7376 (TARGET_HARD_FLOAT): Do not define here.
7377 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7378 (TUNE_68000): New macro.
7379 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7380 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7381 (TUNE_CFV2): Redefine in terms of m68k_tune.
7382 (uarch_type, target_device, fpu_type): New enums.
7383 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7384 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7385 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7386 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7387 (FL_FOR_isa_c): New macros.
7388 (m68k_isa): New enum.
7389 (m68k_target_selection): New structure.
7390 (all_devices, all_isas, all_microarchs): New tables.
7391 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7392 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7393 (MASK_ALL_CPU_BITS): Delete.
7394 (m68k_find_selection): New function.
7395 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7396 Map the legacy target options to a combination of the new ones.
7397 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7398 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7399 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7401 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7402 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7404 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7405 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7406 * config/m68k/m68k-devices.def: New file.
7408 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7409 Nathan Sidwell <nathan@codesourcery.com>
7411 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7412 (SUBTARGET_EXTRA_SPECS): New macros.
7413 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7414 use %(asm_cpu_spec) instead.
7415 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7416 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7417 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7418 (EXTRA_SPECS): Rename to...
7419 (SUBTARGET_EXTRA_SPECS): ...this.
7421 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7422 Richard Sandiford <richard@codesourcery.com>
7423 Julian Brown <julian@codesourcery.com>
7425 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7426 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7427 to the configuration's default CPU.
7428 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7429 Remove default masks.
7430 (m680[012]0-*-*): Set the default with_cpu to the first part of
7432 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7433 (m68k*-*-linux): Extend the --with-cpu handling to...
7434 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7435 and m68010. Don't set target_cpu_default2.
7436 * doc/install.texi: Document --with-cpu for m68k.
7437 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7438 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7439 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7440 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7441 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7442 (ASM_SPEC): Remove use of %(asm_cpu_default).
7443 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7444 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7445 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7446 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7447 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7448 (TARGET_DEFAULT): Delete.
7449 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7450 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7451 (CPP_CPU_SPEC): Delete.
7452 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7453 the appropriate string.
7454 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7455 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7456 (ASM_SPEC): Don't use %(asm_default_spec).
7457 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7458 TARGET_DEFAULT and add MASK_68881.
7459 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7461 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7463 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7464 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7465 MASK_68010 alongside MASK_68020.
7466 * doc/invoke.texi: Document -m68010.
7467 * config/m68k/m68k.opt (m68010): New.
7468 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7470 (TUNE_68010): New macro.
7471 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7472 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7473 (M68K_CPU_m68332): Add MASK_68010.
7474 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7475 fallback definition.
7476 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7478 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7479 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7480 to all entries that use MASK_68020.
7481 (output_move_simode_const, output_move_himode, output_move_qimode)
7482 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7483 instead of TARGET_68020 to select clr behavior. Remove comment
7484 about there being no TARGET_68010.
7485 * config/m68k/m68k.md: Likewise throughout.
7487 2007-01-12 Julian Brown <julian@codesourcery.com>
7489 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7490 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7491 * config/m68k/m68k.md: Likewise.
7493 2007-01-12 Julian Brown <julian@codesourcery.com>
7495 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7496 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7498 2007-01-12 Julian Brown <julian@codesourcery.com>
7500 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7501 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7502 * config/m68k/m68k.md: Likewise.
7504 2007-01-12 Julian Brown <julian@codesourcery.com>
7505 Richard Sandiford <richard@codesourcery.com>
7507 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7508 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7509 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7511 (TARGET_CPU32): Rename to...
7512 (TUNE_CPU32): ...this.
7513 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7514 (TUNE_CFV2): New macros.
7515 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7516 remove conditions that are implied by TARGET_68020.
7517 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7518 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7519 (m68k_output_function_epilogue): Likewise.
7520 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7521 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7522 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7523 non-68000 timings. Refactor multiplication and division costs.
7524 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7525 TUNE_CPU32 instead of TARGET_CPU32.
7526 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7527 and TUNE_68060 instead of TARGET_68060.
7528 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7529 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7531 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7532 && !TARGET_COLDFIRE" to choose between moveq and clr.
7533 Likewise in the unnamed movsf pattern.
7534 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7535 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7540 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7541 of tabbing before backslashes.
7543 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7545 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7546 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7547 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7549 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7551 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7552 find_interesting_uses_cond.
7553 (find_interesting_uses_cond): Use extract_cond_operands.
7554 (rewrite_use_compare): Use extract_cond_operands and
7555 force_gimple_operand_bsi. Do not call update_stmt.
7556 (determine_use_iv_cost_condition): Use extract_cond_operands.
7557 Return cheaper of using original bound and changing the exit bound.
7559 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7561 PR tree-optimization/29516
7562 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7563 most_expensive_mult_to_index, addr_to_parts,
7564 create_mem_ref, maybe_fold_tmr): Make the type of
7565 fields of TARGET_MEM_REF sizetype.
7566 (move_fixed_address_to_symbol, move_pointer_to_base):
7568 * tree.def (TARGET_MEM_REF): Add comment on types of
7571 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7573 * c-common.c (vector_types_convertible_p): Treat opaque types as
7574 always convertible if they have the same size, but not otherwise.
7576 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7578 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7579 Remove the b_unconditional field.
7580 (noce_try_sign_mask): Do not look at b_unconditional.
7581 (noce_process_if_block): Do not use merge_if_blocks. Update
7582 the CFG here. Do not set b_unconditional.
7583 (cond_move_process_if_block): Likewise.
7584 (find_cond_trap): Likewise.
7585 (check_cond_move_block): Require simple jump insns at the end
7588 2007-01-11 Jan Hubicka <jh@suse.cz>
7590 PR tree-optimization/1046
7591 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7592 when alias info is not ready.
7593 (pass_tail_recursion): Do not require aliasing.
7594 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7595 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7596 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7597 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7598 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7599 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7600 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7602 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7603 When aliasing is not build, mark statement as volatile.
7605 2007-01-11 Tom Tromey <tromey@redhat.com>
7607 PR preprocessor/15185, PR preprocessor/20989:
7608 * doc/cppopts.texi <-MT>: Update description of algorithm for
7609 computing default target.
7610 <-M, -MD>: Reword "basename" text.
7612 2007-01-11 Roger Sayle <roger@eyesopen.com>
7614 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7615 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7616 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7617 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7618 fold_builtin_bswap, real_constp, fold_builtin_pow,
7619 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7620 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7621 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7622 * convert.c (convert_to_pointer): Likewise.
7623 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7624 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7625 const_binop, fold_convert_const_int_from_int,
7626 fold_convert_const_int_from_real,
7627 fold_convert_const_real_from_real, sign_bit_p,
7628 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7629 fold_sign_changed_comparison, fold_unary, fold_comparison,
7630 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7631 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7632 * print-tree.c (print_node_brief, print_node): Likewise.
7633 * stor-layout.c (place_field, layout_type): Likewise.
7634 * tree-chrec.c (keep_cast): Likewise.
7635 * tree.c (build_vector, build_real, build_real_from_int_cst,
7636 build_complex): Likewise.
7638 2007-01-11 Roger Sayle <roger@eyesopen.com>
7640 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7641 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7643 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7645 * configure.ac (strict1_warn): Rename to strict_warn.
7646 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7647 cc_set_by_configure, quoted_cc_set_by_configure,
7648 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7649 all_boot_languages, all_stagestuff): Remove.
7650 (target_list): Remove bootstrap targets.
7651 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7652 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7653 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7654 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7655 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7656 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7657 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7658 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7659 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7660 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7661 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7662 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7663 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7664 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7665 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7666 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7667 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7668 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7669 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7670 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7671 (mostlyclean): Adjust.
7672 (clean, distclean): Don't mention bootstrap stuff.
7673 * configure: Regenerate.
7674 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7675 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7676 treelang/config-lang.in (stagestuff): Remove.
7677 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7678 stageprofile, stagefeedback, stagestuff): Remove mention.
7680 2007-01-11 Nick Clifton <nickc@redhat.com>
7682 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7684 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7685 (mcore_arith_K_S_operand): Run the test for the S constraint not
7686 the test for the M constraint.
7687 (mcore_addsub_operand): Do not accept integer values that are
7688 larger than 32 bits.
7689 * config/mcore/mcore.md: Remove unused constraints from split.
7690 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7692 (allocate_stack): Likewise.
7693 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7694 operands to 32 bits.
7695 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7697 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7698 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7699 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7700 mcore_output_bclri, mcore_output_andn, output_inline_const,
7701 mcore_output_move, mcore_output_movedouble): Likewise.
7702 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7703 (output_inline_const): Likewise.
7704 (output_inline_const): Fix format strings used in sprintf
7706 * config/mcore/mcore-protos.h: Update prototypes for changed
7707 functions in mcore.c.
7708 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7709 HOST_WIDE_INT and not int.
7710 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7711 CONST_OK_FOR_N): Likewise.
7712 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7713 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7716 2007-01-10 Jan Hubicka <jh@suse.cz>
7718 * tree-vrp.c (remove_range_assertions): Release defs.
7719 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7720 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7722 2007-01-10 Paul Brook <paul@codesourcery.com>
7724 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7725 * config/arm/arm.md (mulsi3subsi): New insn.
7727 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7729 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7730 (tree_transform_and_unroll_loop): New.
7731 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7734 2007-01-10 Robert Kennedy <jimbob@google.com>
7736 * fold-const.c (fold_comparison): Fold comparisons like (x *
7737 1000 < 0) to (x < 0).
7739 2007-01-10 Ian Lance Taylor <iant@google.com>
7741 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7742 operands have the same priority.
7744 2007-01-10 Tom Tromey <tromey@redhat.com>
7746 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7747 (fold_binary): Likewise.
7748 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7749 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7750 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7751 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7752 * langhooks.h (struct lang_hooks): Removed field
7753 'can_use_bit_fields_p'.
7755 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7757 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7759 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7761 * function.c (get_last_funcdef_no): New function.
7762 * function.h (get_last_funcdef_no): Declare.
7763 * tree-inline.c (initialize_cfun): Add initialization.
7764 (tree_function_versioning): Cleanup.
7766 2007-01-10 Jan Hubicka <jh@suse.cz>
7768 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7771 2007-01-10 Sa Liu <saliu@de.ibm.com>
7772 Ben Elliston <bje@au.ibm.com>
7774 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7775 for SAVE_NONLOCAL and Pmode for any other save level.
7776 * spu-protos.h (spu_restore_stack_block): Declare.
7777 * spu.md (save_stack_block): Remove.
7778 (restore_stack_block): Call spu_restore_stack_block.
7779 * spu.c (spu_restore_stack_block): New function.
7780 (spu_expand_epilogue): Remove old comment.
7782 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7784 PR tree-optimization/30322
7785 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7786 (cand_value_at): Return the value as aff_tree.
7787 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7788 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7789 aff_combination_mult): New functions.
7790 (aff_combination_add): Use aff_combination_add_cst.
7791 (aff_combination_convert): Allow conversions to a wider type.
7792 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7793 * tree-affine.h (aff_combination_mult): Declare.
7795 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7797 * doc/tm.texi: Update documentation to reflect reality of exec
7798 and start file search behaviours. Update copyright year.
7799 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7800 header file directories.
7802 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7804 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7805 (*cosxf2): Rename to cosxf2_i387.
7806 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7807 using X87MODEF12 mode macro. Rename patterns to
7808 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7810 (*cosdf2, *cossf2): Ditto.
7811 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7812 to match extended input operands.
7813 (sincos<mode>3): New expander.
7814 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7815 insn patterns and corresponding splitters.
7817 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7819 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7820 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7822 2007-01-09 Nicolas Pitre <nico@cam.org>
7825 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7827 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7829 * target.h (struct gcc_target): New field library_rtti_comdat.
7830 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7831 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7832 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7833 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7835 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7837 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7839 2007-01-08 Richard Guenther <rguenther@suse.de>
7841 * tree.h (force_fit_type_double): Export.
7842 (force_fit_type): Remove.
7843 * fold-const.c (force_fit_type_double): New function.
7844 (force_fit_type): Remove.
7845 (int_const_binop): Use it.
7846 (fold_convert_const_int_from_int): Likewise.
7847 (fold_convert_const_int_from_real): Likewise.
7848 (fold_div_compare): Likewise.
7849 (fold_sign_changed_comparison): Likewise.
7850 (fold_unary): Likewise.
7851 (fold_negate_const): Likewise.
7852 (fold_abs_const): Likewise.
7853 (fold_not_const): Likewise.
7854 * c-common.c (shorten_compare): Use force_fit_type_double.
7855 * convert.c (convert_to_pointer): Likewise.
7857 2007-01-08 Richard Guenther <rguenther@suse.de>
7859 * tree.h (build_int_cst_wide_type): Export.
7860 * tree.c (build_int_cst_wide_type): New function.
7861 (build_int_cst_wide): Fix comment.
7862 * builtins.c (fold_builtin_object_size): Use build_int_cst
7863 to build -1 or 0 of the correct type. Use fit_double_type
7864 to check for overflow.
7865 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7867 (decode_field_reference): Likewise.
7868 (all_ones_mask_p): Likewise.
7869 (native_interpret_int): Use build_int_cst_wide_type.
7870 (fold_binary): Use build_int_cst_type to build an all-ones
7872 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7874 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7876 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7878 2007-01-09 Ben Elliston <bje@au.ibm.com>
7880 * genautomata.c (STATS_OPTION): New option.
7881 (stats_flag): New flag.
7882 (gen_automata_option): Handle it.
7883 (initiate_automaton_gen): Ditto.
7884 (write_automata): Output statistics only if stats_flag is
7885 set. Likewise, output time statistics only if time_flag is set.
7886 * doc/md.texi (Processor pipeline description): Document new flag.
7888 2007-01-08 Richard Guenther <rguenther@suse.de>
7890 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7891 * tree.c (build_int_cst_type): Likewise.
7892 (size_in_bytes): Don't call force_fit_type on the result.
7893 (int_fits_type_p): Use fit_double_type.
7894 * fold-const.c (fit_double_type): New function.
7895 (force_fit_type): Use it.
7896 * tree.h (fit_double_type): Export.
7898 2007-01-08 Jan Hubicka <jh@suse.cz>
7900 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7901 * ipa.c (function_and_variable_visibility): Fix return type.
7903 2007-01-08 Richard Guenther <rguenther@suse.de>
7905 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7906 of offset to build the index.
7907 * tree-pretty-print.c (dump_generic_node): Don't build negated
7908 const just for printing.
7909 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7910 * builtins.c (fold_builtin_int_roundingfn): Check if result
7911 fits the type by using force_fit_type and comparing the result.
7912 * predict.c (predict_loops): Use compare_tree_int for comparison.
7913 * tree.c (build_int_cst): Fall back to integer_type_node for
7915 (build_int_cst_wide): Assert type is non-null.
7917 2007-01-08 Roberto Costa <roberto.costa@st.com>
7919 * tree-vrp.c (extract_range_from_cond_expr): New.
7920 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7921 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7923 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7924 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7925 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7926 used as expressions.
7927 * tree-object-size.c (cond_expr_object_size): New.
7928 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7930 2007-01-08 Jan Hubicka <jh@suse.cz>
7932 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7933 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7936 2007-01-08 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/23603
7939 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7940 (extract_range_from_binary): Fall back to truthvalue instead of
7941 varying for TRUTH_*_EXPR.
7942 (extract_range_from_comparison): Fall back to truthvalue instead of
7944 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7945 if all visited PHI values were constant.
7947 2007-01-08 Jan Hubicka <jh@suse.cz>
7949 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7950 (cgraph_analyze_function): break out from ...
7951 (cgraph_finalize_compilation_unit): ... here.
7952 (cgraph_expand_function): Remove forgoten commented out line.
7953 (cgraph_optimize): Analyze functions.
7955 2007-01-08 Jan Hubicka <jh@suse.cz>
7957 * tree-pas.h (TODO_remove_function): New flag.
7958 (TODO_update*): Renumber.
7959 (pass_ipa_increase_alignment,
7960 pass_ipa_function_and_variable_visibility): New passes.
7961 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7962 (cgraph_function_and_variable_visibility): Move to ipa.c
7963 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7964 cgraph_increase_alignment.
7965 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7966 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7967 calling tree-inline.
7968 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7969 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7970 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7971 (gate_increase_alignment): New function.
7972 (pass_ipa_increase_alignment): New pass.
7973 * ipa.c: Inline tree-pass.h and timevar.h
7974 (function_and_variable_visibility): Move here from cgraphunit.c
7975 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7976 * passes.c (init_optimization_passes): Add the two new passes.
7977 (execute_todo): Handle cgraph_remove_functions.
7979 2007-01-08 Nick Clifton <nickc@redhat.com>
7981 * config/frv/predicates.md (reg_or_0_operand): Accept
7984 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7986 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7987 * config.gcc: Add bfin*-rtems*.
7989 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7991 * c.opt: Add -flax-vector-conversions.
7992 * c-typeck.c (convert_for_assignment): Pass flag to
7993 vector_types_convertible_p to allow emission of note.
7994 (digest_init): Likewise.
7995 * c-opts.c: Handle -flax-vector-conversions.
7996 * c-common.c (flag_lax_vector_conversions): New.
7997 (vector_types_convertible_p): Unless -flax-vector conversions
7998 has been passed, disallow conversions between vectors with
7999 differing numbers of subparts and/or element types. If such
8000 a conversion is disallowed, possibly emit a note on the first
8001 occasion only to inform the user of -flax-vector-conversions.
8002 The new last argument specifies this.
8003 * c-common.h (flag_lax_vector_conversions): New.
8004 (vector_types_convertible_p): Add extra argument.
8005 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8006 char_type_node for V*QI type vectors.
8007 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8008 Update to satisfy new typechecking rules.
8009 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8011 * doc/invoke.texi (C Dialect Options): Document
8012 -flax-vector-conversions.
8014 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8016 PR tree-optimization/29877
8017 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8018 a register variable on the RHS to not be replaceable.
8020 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8021 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8022 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8023 const_simm15, const_pow2, const_npow2): Added.
8024 * config/score/misc.md (insv, extv, extzv, movmemsi,
8025 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8026 * config/score/score.c (score_address_cost, score_select_cc_mode):
8028 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8029 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8030 Update score_print_operand.
8031 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8032 Adjust register allocate order and update some macro define.
8033 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8034 mdx_block_move_straight, mdx_block_move_loop_head,
8035 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8036 mdx_block_move): Added.
8037 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8038 mdp_limm): Updated and fix some bug and typo.
8039 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8040 (movsf, movdf, doloop_end): Added.
8042 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8044 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8045 config/arm/thumb2.md: Fix comment typos.
8046 * doc/extend.texi: Fix a typo.
8048 2007-01-07 Eric Christopher <echristo@apple.com>
8050 * configure.ac: Check for __stack_chk_fail for darwin.
8051 * configure: Regenerate.
8053 2007-01-07 Richard Guenther <rguenther@suse.de>
8055 * tree-vrp.c (extract_range_from_assert): CSE calls to
8056 compare_values where possible.
8057 (extract_range_from_unary_expr): Likewise.
8059 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8061 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8062 * config/avr/avr.c (call_insn_operand): Delete function.
8063 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8064 instead of register number. Use predicates.
8065 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8066 call_insn_operand): Add.
8068 2007-01-06 Jan Hubicka <jh@suse.cz>
8070 * tree-pass.h (pass_build_cgraph_edges): Declare.
8071 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8072 (visited_nodes): Remove.
8073 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8074 build_cgrpah_edges; make visited_nodes local.
8075 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8076 (record_references_in_initializer): Move to cgraphbuild.c
8077 (initialize_inline_failed, rebuild_cgraph_edges,
8078 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8079 (verify_cgraph_node): Make visited_nodes local.
8080 (cgraph_analyze_function): Do not call cgraph_create_edges and
8081 initialize_inline_failed.
8082 (cgraph_expand_function): Do not call cgraph_lower_function;
8083 assert that function is already lowered.
8084 * Makefile.in (cgraphbuild.o): New.
8085 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8086 at the end of lowering passes.
8088 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8090 * ifcvt.c (cond_move_convert_if_block): New function, code
8091 factored out from...
8092 (cond_move_process_if_block): ...here. Call the new function
8093 on the THEN and ELSE blocks.
8094 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8095 already takes care of this.
8097 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8100 * tree.h (TREE_OVERFLOW_P): New.
8101 * c-typeck.c (parser_build_unary_op): Warn only if result
8102 overflowed and operands did not.
8103 (parser_build_binary_op): Likewise.
8104 (convert_for_assignment): Remove redundant overflow_warning.
8105 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8107 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8109 * c-typeck.c (store_init_value): Split over two lines to follow
8110 the GNU coding style.
8112 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8114 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8115 __GXX_EXPERIMENTAL_CXX0X__.
8116 * doc/cpp.texi: Same.
8118 2007-01-05 Richard Guenther <rguenther@suse.de>
8121 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8122 with mismatched types. Instead explicitly build a
8123 conversion NOP_EXPR.
8125 2007-01-05 Ian Lance Taylor <iant@google.com>
8127 * c-common.c (decl_with_nonnull_addr_p): New function.
8128 (c_common_truthvalue_conversion): Call it.
8129 * c-typeck.c (build_binary_op): Likewise.
8130 * c-common.h (decl_with_nonnull_addr_p): Declare.
8132 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8135 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8138 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8140 * doc/install.texi (Final install): Document the fact that
8141 the GNAT runtime should not be stripped.
8143 2007-01-04 Jan Hubicka <jh@suse.cz>
8145 * tree-inline.c (fold_marked_statements): Update operand caches
8146 and EH after folding
8148 2007-01-04 Ian Lance Taylor <iant@google.com>
8150 * c-common.c (check_function_nonnull): Whitespace fix.
8152 2007-01-04 Jan Hubicka <jh@suse.cz>
8154 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8155 comitted older version of patch.
8156 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8157 function, celanup cfg and collect garbage.
8159 2007-01-04 Mike Stump <mrs@apple.com>
8161 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8164 2007-01-04 Eric Christopher <echristo@apple.com>
8166 * libgcc2.c (__bswapsi2): Use SItype.
8167 (__bswapdi2): Use DItype.
8168 * libgcc2.h: Update for above.
8170 2007-01-04 Paul Brook <paul@codesourcery.com>
8172 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8173 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8174 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8175 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8176 umulsi3_highpart): Make conditional on !arm_arch6.
8177 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8178 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8179 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8180 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8181 umulsi3_highpart_v6): New insns.
8183 2007-01-04 Roger Sayle <roger@eyesopen.com>
8185 * fold-const.c (fold_convert): When casting an expression to void,
8186 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8187 have a type. Instead of attempting to build a NOP_EXPR, return
8188 these "special" trees directly.
8190 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8192 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8193 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8194 rs6000_cost->fp not 0 as adjustment for outer NEG.
8196 2007-01-04 Jan Hubicka <jh@suse.cz>
8198 * cgraph.c (cgraph_release_function_body): New function.
8199 (cgraph_remove_node): Use it.
8200 * cgraph.h (cgraph_release_function_body): Declare.
8201 * cgraphunit.c (cgraph_expand_function): Use it.
8202 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8203 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8204 is initialized and while compilation of other function is running.
8205 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8206 statement CFG annotations from here to ...
8207 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8209 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8211 * cfgloop.h (enum li_flags): Make the constants powers of two.
8213 2007-01-04 Jan Hubicka <jh@suse.cz>
8215 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8217 (fold_marked_statements): New function.
8218 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8219 * tree-inline.h (copy_body_data): Add statements_to_fold.
8221 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8223 * config.gcc: Mention libgcc/config.host.
8224 * Makefile.in: Update comments mentioning libgcc.
8225 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8226 (all.cross, start.encap, rest.encap, rest.cross): Update
8227 dependencies for libgcc move.
8228 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8229 (clean-target, clean-target-libgcc): Delete.
8230 (srcdirify, GCC_EXTRA_PARTS): New macros.
8231 (libgcc-support, libgcc.mvars): New rules.
8232 (distclean): Remove mention of mklibgcc.
8233 (install): Don't reference INSTALL_LIBGCC.
8234 (install-common): Don't reference EXTRA_PARTS.
8235 (install-libgcc, install-multilib): Delete rules.
8236 * mklibgcc.in: Delete file.
8237 * doc/configfiles.texi: Don't mention mklibgcc.
8239 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8240 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8241 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8242 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8243 (mklibgcc, ldblspecs): Likewise.
8245 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8246 (posixpre.def): Use $(T).
8247 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8248 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8249 (SHLIB_LINK): Make dummy.
8250 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8252 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8254 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8255 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8256 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8257 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8259 * configure.ac (all_outputs): Remove mklibgcc.
8260 * configure: Regenerated.
8262 2007-01-03 Josh Conner <jconner@apple.com>
8265 * calls.c (compute_argument_addresses): Set stack and stack_slot
8266 for partial args, too.
8267 (store_one_arg): Use locate.size.constant for the size when
8268 generating a save_area.
8270 2007-01-03 Robert Kennedy <jimbob@google.com>
8272 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8273 whose definitions are deleted due to basic block merging.
8275 2007-01-03 Paul Brook <paul@codesourcery.com>
8278 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8280 (use_return_insn): Return 0 for Thumb interrupt functions.
8281 (print_multi_reg): Add rfe argument for IRQ returns.
8282 (arm_output_epilogue): Pop interrupt return address directly into PC.
8283 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8285 2007-01-03 Paul Brook <paul@codesourcery.com>
8287 Merge from sourcerygxx-4_1.
8288 * config/arm/thumb2.md: New file.
8289 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8291 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8292 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8293 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8294 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8296 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8297 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8299 * config/arm/ieee754-sf.S: Ditto.
8300 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8301 (thumb1_base_register_rtx_p): ... to this.
8302 (thumb_index_register_rtx_p): Rename...
8303 (thumb1_index_register_rtx_p): ... to this.
8304 (thumb_output_function_prologue): Rename...
8305 (thumb1_output_function_prologue): ... to this.
8306 (thumb_legitimate_address_p): Rename...
8307 (thumb1_legitimate_address_p): ... to this.
8308 (thumb_rtx_costs): Rename...
8309 (thumb1_rtx_costs): ... to this.
8310 (thumb_compute_save_reg_mask): Rename...
8311 (thumb1_compute_save_reg_mask): ... to this.
8312 (thumb_final_prescan_insn): Rename...
8313 (thumb1_final_prescan_insn): ... to this.
8314 (thumb_expand_epilogue): Rename...
8315 (thumb1_expand_epilogue): ... to this.
8316 (arm_unwind_emit_stm): Rename...
8317 (arm_unwind_emit_sequence): ... to this.
8318 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8319 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8320 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8321 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8322 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8323 thumb2_output_casesi): New functions.
8324 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8325 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8326 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8327 THUMB2_WORK_REGS): Define.
8328 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8329 arm_condexec_mask, arm_condexec_masklen)): New variables.
8330 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8331 (arm_override_options): Check new CPU capabilities.
8332 Set new architecture flag variables.
8333 (arm_isr_value): Handle v7m interrupt functions.
8334 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8336 (const_ok_for_arm): Handle Thumb-2 constants.
8337 (arm_gen_constant): Ditto. Use movw when available.
8338 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8340 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8341 (thumb_find_work_register, arm_load_pic_register,
8342 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8343 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8344 print_multi_reg, output_mov_long_double_fpa_from_arm,
8345 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8346 output_mov_double_fpa_from_arm, output_move_double,
8347 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8348 output_return_instruction, arm_output_function_prologue,
8349 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8350 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8351 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8352 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8353 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8354 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8356 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8357 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8358 (arm_file_start): Output directive for unified syntax.
8359 (arm_unwind_emit_set): Handle stack alignment instruction.
8360 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8361 Add v6t2, v7, v7a, v7r and v7m.
8362 (RETLDM): Add Thumb-2 code.
8363 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8364 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8365 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8366 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8367 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8368 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8369 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8370 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8371 ADJUST_INSN_LENGTH): Define.
8372 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8373 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8374 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8375 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8376 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8377 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8378 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8379 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8380 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8381 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8382 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8383 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8384 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8385 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8386 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8387 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8388 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8390 * config/arm/arm-tune.md: Regenerate.
8391 * config/arm/arm-protos.h: Update prototypes.
8392 * config/arm/vfp.md: Enable patterns for Thumb-2.
8393 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8394 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8395 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8396 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8397 * config/arm/libunwind.S: Add Thumb-2 code.
8398 * config/arm/constraints.md: Update include Thumb-2.
8399 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8400 * config/arm/ieee754-df.S: Ditto.
8401 * config/arm/bpabi.S: Ditto.
8402 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8403 * config/arm/predicates.md (low_register_operand,
8404 low_reg_or_int_operand, thumb_16bit_operator): New.
8405 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8406 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8407 * config/arm/t-arm-elf: Add armv7 multilib.
8408 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8410 (UNSPEC_STACK_ALIGN, ce_count): New.
8411 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8412 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8414 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8415 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8416 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8417 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8418 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8419 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8421 * doc/extend.texi: Document ARMv7-M interrupt functions.
8422 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8424 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8426 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8427 (struct _Unwind_Context): Rename args_size to flags, remove
8428 signal_frame field, add a new args_size field and version field.
8429 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8430 _Unwind_IsExtendedContext): New inline functions.
8431 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8432 Assume by_value array is only present if _Unwind_IsExtendedContext.
8433 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8434 _Unwind_IsSignalFrame.
8435 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8436 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8437 (uw_init_context_1): Initialize context->flags to
8438 EXTENDED_CONTEXT_BIT.
8439 * config/rs6000/linux-unwind.h (frob_update_context): Use
8440 _Unwind_SetSignalFrame.
8442 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8445 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8446 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8449 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8451 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8452 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8453 RET, AT_SP): Remove.
8454 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8457 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8458 * cfgbuild.c (find_basic_blocks): Likewise.
8459 * cfgrtl.c (rtl_create_basic_block): Likewise.
8460 * function.c (temp_slots_at_level): Likewise.
8461 * reg-stack.c (stack_regs_mentioned): Likewise.
8462 * regclass.c (allocate_reg_info): Likewise.
8463 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8464 set_bb_for_stmt, move_block_to_fn): Likewise.
8465 * tree-complex.c (tree_lower_complex): Likewise.
8466 * vec.h (VEC_safe_grow_cleared): New.
8468 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8470 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8472 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8473 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8475 * cfgloopmanip.c (scale_loop_frequencies): Export.
8476 (loopify): Scale the frequencies by prescribed coefficients.
8477 (set_zero_probability): New function.
8478 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8479 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8480 and frequencies according to arguments.
8481 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8483 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8484 * modulo-sched.c (sms_schedule): Set probabilities for entering
8485 versioned loop correctly.
8486 * tree-vect-transform.c (vect_transform_loop): Ditto.
8487 * cfgloop.h (loopify, loop_version): Declaration changed.
8488 (scale_loop_frequencies): Declared.
8490 2007-01-02 Jan Hubicka <jh@suse.cz>
8492 * cgraph.c: Include tree-flow.h
8493 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8495 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8496 * tree-pass.h (pass_all_early_optimizations): Declare.
8497 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8499 (cgraph_analyze_function): Do early_local_passes.
8500 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8501 Do not add referenced vars.
8502 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8504 (gate_all_early_local_passes): New gate.
8505 (pass_early_local_passes): Use new gate.
8506 (execute_early_local_optimizations): New functions.
8507 (gate_all_early_optimizations): New gate.
8508 (pass_all_early_optimizations): New pass.
8509 (execute_free_datastructures): Free SSA only when initialized.
8510 (gate_init_datastructures): Init only when optimizing.
8511 (tree_lowering_passes): Do early local passes when called late.
8512 * tree-profile.c (do_tree_profiling): Don't profile functions added
8514 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8515 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8517 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8518 during early_local_passes.
8519 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8522 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8524 * Makefile.in: Update copyright year.
8526 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8528 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8529 in $(lang_checks) and check-consistency targets.
8531 2007-01-02 Jan Hubicka <jh@suse.cz>
8533 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8534 Do not add referenced vars.
8535 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8537 * passes.c (init_optimization_passes): Put mudflap_2 after
8538 free_datastructures.
8540 2007-01-02 Jan Hubicka <jh@suse.cz>
8542 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8543 Set NOTHROW flag on call statements proved to be nothrow.
8544 Update statement of local calls so new pure/const functions are
8545 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8547 (tree_rest_of_compilation): Register hooks and initialize bitmap
8548 early. Do not set after_inlining flag.
8550 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8552 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8553 HOST_BITS_PER_LONGLONG
8555 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8558 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8559 warning for non-static initializers.
8561 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8563 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8564 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8565 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8566 Always use set_unique_reg_note to add REG_EQUAL notes.
8568 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8571 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8573 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8574 * cfgbuild.c (find_basic_blocks): Likewise.
8575 * cfgrtl.c (rtl_create_basic_block): Likewise.
8576 * function.c (temp_slots_at_level): Likewise.
8577 * reg-stack.c (stack_regs_mentioned): Likewise.
8578 * regclass.c (allocate_reg_info): Likewise.
8579 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8580 set_bb_for_stmt, move_block_to_fn): Likewise.
8581 * tree-complex.c (tree_lower_complex): Likewise.
8582 * vec.h (VEC_safe_grow_cleared): New.
8584 2007-01-02 Ian Lance Taylor <iant@google.com>
8586 * c-common.c (c_common_truthvalue_conversion): When warning about
8587 using an assignment as a truth value, set TREE_NO_WARNING.
8589 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8592 * c.opt (Wold-style-declaration): New.
8593 * doc/invoke.texi (C-only Warning Options): New.
8594 (Wold-style-declaration): Document it.
8595 (Wextra): Enabled by -Wextra.
8596 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8597 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8598 -Wold-style-declaration.
8600 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8602 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8603 * cfgbuild.c (find_basic_blocks): Likewise.
8604 * cfgrtl.c (rtl_create_basic_block): Likewise.
8605 * function.c (temp_slots_at_level): Likewise.
8606 * reg-stack.c (stack_regs_mentioned): Likewise.
8607 * regclass.c (allocate_reg_info): Likewise.
8608 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8609 set_bb_for_stmt, move_block_to_fn): Likewise.
8610 * tree-complex.c (tree_lower_complex): Likewise.
8611 * vec.h (VEC_safe_grow_cleared): New.
8613 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8615 * c-common.c (c_common_nodes_and_builtins): Since variants of
8616 void_type_node get built before it is given a name, we need to
8617 give those variants the name, too.
8618 (complete_array_type): We need to work with the canonical main
8619 type of the array, from which we will build the qualified version.
8620 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8621 * print-tree.c (print_node): Display canonical type information
8623 * stor-layout.c (layout_type): When we don't know the
8624 alignment of a type for which we're building an array, we end up
8625 guessing wrong, so make the type require structural equality.
8626 * tree.c (make_node_stat): When we build a new type, it is its
8628 (build_type_attribute_qual_variant): When building an attribute
8629 variant, its canonical type is the non-attribute variant. However,
8630 if the attributes are target-dependent and they differ, we need to
8631 use structural equality checks for this type.
8632 (build_qualified_type): A qualified type is not equivalent to its
8633 unqualified variant; set the canonical type appropriately.
8634 (build_distinct_type_copy): When building a distinct type from
8635 another type, the new type is its own canonical type.
8636 (build_variant_type_copy): When building a new type variant, we
8637 assume that it is equivalent to the original type.
8638 (build_pointer_type_for_mode): When building a pointer type, also
8639 build a canonical type pointer.
8640 (build_reference_type_for_mode): When building a reference type,
8641 also build a canonical type reference.
8642 (build_index_type): When we can't hash an index type (e.g.,
8643 because its maximum value is negative), the index type requires
8644 structural equality tests.
8645 (build_array_type): Build the canonical form of an array type.
8646 (build_function_type): Function types require structural equality,
8647 because they contain default arguments, attributes, etc.
8648 (build_method_type_directly): Ditto for method types.
8649 (build_offset_type): Build the canonical offset type.
8650 (build_complex_type): Build the canonical vector type.
8651 (make_vector_type): Build the canonical vector type.
8652 * tree.h (TYPE_CANONICAL): New.
8653 (TYPE_STRUCTURAL_EQUALITY_P): New.
8654 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8655 (struct tree_type): Added "canonical" field.
8656 * params.h (VERIFY_CANONICAL_TYPES): New.
8657 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8658 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8659 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8660 * doc/invoke.texi (verify-canonical-types): Document --param
8661 parameter for verifying canonical types.
8663 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8665 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8666 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8667 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8668 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8670 * config/rs6000/e500.h: New.
8671 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8672 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8674 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8675 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8676 TARGET_E500_DOUBLE): Remove.
8677 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8678 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8679 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8680 * config/rs6000/rs6000.c (rs6000_override_options): Use
8683 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8685 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8686 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8687 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8688 rs6000_emit_cmove): Don't check TARGET_E500.
8689 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8690 sordered): Don't check TARGET_E500.
8692 2007-01-01 Eric Christopher <echristo@apple.com>
8694 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8695 HARD_REGISTER_NUM_P.
8697 2007-01-01 Roger Sayle <roger@eyesopen.com>
8699 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8700 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8701 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8704 2007-01-01 Mike Stump <mrs@apple.com>
8706 * configure.ac: Remove support for building with Apple's gcc-3.1.
8708 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8711 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8712 REG is a hard register. Do not modify REG before calling
8714 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8715 multiple of the size of YMODE for certain lowpart cases.
8717 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8720 * gimplify (voidify_wrapper_expr): Update for
8723 2007-01-01 Andreas Schwab <schwab@suse.de>
8726 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8727 save of BR0 in extra_spill_size instead of spill_size.
8728 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8730 (ia64_expand_epilogue): Restore BR0 from its new location.
8732 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8734 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8735 Use a temporary variable if the left hand side is not a gimple
8738 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8740 * gimplify.c (gimplify_return_expr): Make the temporary variable
8741 for the return expression, a gimple register variable.
8743 2007-01-01 Jan Hubicka <jh@suse.cz>
8745 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8748 2007-01-01 Mike Stump <mrs@apple.com>
8750 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8752 * config/darwin.c (machopic_select_rtx_section): Use
8754 (darwin_mergeable_constant_section): Likewise.
8755 * configure: Regenerate.
8756 * config.in: Regenerate.
8758 2007-01-01 Jan Hubicka <jh@suse.cz>
8759 Andrew Pinski <pinskia@gmail.com>
8761 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8762 before starting IPA passes.