1 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5 x86_64_general_operand as operand[2] predicate. Remove "iF"
6 from operand constraints and use "e" constraint instead.
7 (*subti3_1, *subti3_1 splitter): Ditto.
8 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14 arrays, multiply the access strides by the size of the sub-array.
15 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20 the configured assembler supports the sahf mnemonic.
21 * configure: Regenerate.
22 * config.in: Regenerate.
24 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25 emit "sahf" or ".byte\t0x9e" as asm template.
27 2007-03-14 Michael Meissner <michael.meissner@amd.com>
30 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
31 option to replace hard coded TARGET_xxx in md file.
32 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
33 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
34 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
35 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
36 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
37 (X86_TUNE_NOT_VECTORMODE): Ditto.
38 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
39 (TUNE_AVOID_VECTOR_DECODE): Ditto.
40 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
41 (TUNE_SLOW_IMUL_IMM8): Ditto.
42 (TUNE_MOVE_M1_VIA_OR): Ditto.
43 (TUNE_NOT_UNPAIRABLE): Ditto.
44 (TUNE_NOT_VECTORMODE): Ditto.
46 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
49 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
50 tuning options instead of hard coded TARGET_xxx.
51 (fix ssemode peephole2's): Ditto.
52 (imul peephole2's): Ditto.
54 (movdi_or_rex64): Ditto.
55 (move peephole2): Ditto.
56 (not peephole2's): Ditto.
58 2007-03-14 Dirk Mueller <dmueller@suse.de>
60 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
61 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
62 * c-parser.c (c_parser_if_body): Always add an empty statement in case
64 * c-parser.c (c_parser_do_statement): Warn about empty body in
66 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
67 * doc/invoke.texi (-Wempty-body): Update documentation.
69 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
72 * c-common.h (warn_for_div_by_zero): Declare.
73 * c-common.c (warn_for_div_by_zero): Define.
74 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
77 2007-03-14 Richard Sandiford <richard@codesourcery.com>
79 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
80 to PREFIX and STANDARD_PREFIX.
82 2007-03-14 Richard Sandiford <richard@codesourcery.com>
83 Phil Edwards <phil@codesourcery.com>
85 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
86 (__gthread_once_t): Remove busy field for RTPs.
87 (__GTHREAD_ONCE_INIT): Update accordingly.
89 2007-03-14 Richard Sandiford <richard@codesourcery.com>
91 * doc/invoke.texi: Document VxWorks options.
93 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
95 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
97 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
99 PR tree-optimization/30590
100 * tree-nrv.c (tree_nrv): Check for the partial update of the
103 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
105 * flags.h (flag_random_seed): Remove declaration, in favor of...
106 * toplev.h (get_random_seed, set_random_seed): ... these.
107 * tree.c (get_file_function_name): Use the former.
108 * opts.c (common_handle_option): Use the latter.
111 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
114 * cse.c (cse_find_path): Do not bail out if a basic block that
115 we already visited now becomes part of a path that starts at a
116 different basic block. Just disallow this, to make sure we
117 visit each basic block at most once.
119 2007-03-13 Jan Hubicka <jh@suse.cz>
121 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
122 when profile esitmate is present, calls with very low frequency are
125 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
127 PR tree-optimization/30730
128 PR tree-optimization/26900
129 * tree-ssa-loop-niter.c: Include gmp.h.
131 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
132 split_to_var_and_offset, determine_value_range,
133 bound_difference_of_offsetted_base, refine_bounds_using_guard,
134 bound_difference, bounds_add, bounds_negate,
135 number_of_iterations_ne_max, dump_affine_iv): New functions.
136 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
137 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
138 difference of initial and final value of control iv to validate
140 (number_of_iterations_cond): Add loop parameter. Determine bounds
141 on the difference of the extremes of the control iv. Add dumps.
142 (expand_simple_operations): Handle phi nodes.
143 (simplify_using_initial_conditions): Do not record used conditions.
144 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
145 Do not set additional_info.
146 (implies_nonnegative_p, implies_ge_p): Removed.
147 (derive_constant_upper_bound): Do not use parameter `additional'.
148 (record_estimate): Parameter `additional' removed. Parameter
149 `i_bound' added. Do not call derive_constant_upper_bound.
150 (record_nonwrapping_iv): Use derive_constant_upper_bound to
151 bound the number of iterations estimate.
152 (estimate_numbers_of_iterations_loop): Pass the estimate from
153 the number of iterations analysis to record_estimate.
154 * tree.h (multiple_of_p): Declare.
155 * tree-scalar-evolution.c (expression_expensive_p): Removed.
156 (scev_const_prop): Do not check expression_expensive_p.
157 * fold-const.c (multiple_of_p): Exported.
158 * double-int.c (double_int_mask): Exported.
159 * double-int.h (double_int_mask): Declare.
160 * tree-flow.h (struct tree_niter_desc): Removed additional_info
161 field. Added max field.
163 2007-03-13 David Taylor <taylor@candd.org>
166 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
169 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
172 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
175 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/i386.opt (mcx16, msahf): New options.
178 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
179 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
181 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
182 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
183 Output -mcx16 and -msahf options when corresponding bit is set.
185 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
188 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
190 * configure.ac: Test for assembler tolerance to # 0 "".
191 * configure, config.in: Rebuilt.
192 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
194 2007-03-13 Geoffrey Keating <geoffk@apple.com>
196 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
198 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
199 (handle_syscall): Handle direct system calls.
200 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
202 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
204 * doc/invoke.texi: Fix cpp.info cross-reference.
205 * doc/passes.texi: Fix gcc.info cross-reference.
207 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
209 PR tree-optimization/30835
210 * lambda-code.c (can_convert_to_perfect_nest): Check whether
211 bb_for_stmt is not NULL before accessing it.
213 2007-03-12 Joseph Myers <joseph@codesourcery.com>
215 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
218 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
221 * doc/install.texi: Document --enable-stage1-languages
223 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
225 * tree-pass.h (pass_into_cfg_layout_mode,
226 pass_outof_cfg_layout_mode): Declare.
227 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
228 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
229 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
230 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
232 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
234 * c-decl.c (warn_variable_length_array): New function.
235 Refactored from grokdeclarator to handle warn_vla
236 and handle unnamed array case.
237 (grokdeclarator): Refactored VLA warning case.
238 * c.opt (Wvla): New flag.
239 * doc/invoke.texi (Wvla): New warning.
241 2007-03-12 Richard Henderson <rth@redhat.com>
243 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
244 (TARGET_SECTION_TYPE_FLAGS): New.
246 2007-03-12 Richard Henderson <rth@redhat.com>
248 * config/darwin.c (machopic_reloc_rw_mask): New.
249 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
250 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
252 2007-03-12 Mark Mitchell <mark@codesourcery.com>
254 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
255 * cppdefault.h (cpp_PREFIX): Document.
256 (cpp_PREFIX_len): Likewise.
257 (cpp_EXEC_PREFIX): New variable.
258 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
259 * c-incpath.c (add_standard_paths): Correct logic for relocating
262 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
265 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
267 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
268 fix_truncdfdi_sse using SSEMODEF mode macro.
269 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
270 fix_truncdfsi_sse using SSEMODEF mode macro.
271 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
272 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
274 2007-03-12 Richard Sandiford <richard@codesourcery.com>
276 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
279 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
281 * tree.h : Add multiple_of_p declaration.
282 * fold-const.c (multiple_of_p): Make multiple_of_p public.
283 * ipa-type-escape.c (results_of_malloc): Redundant.
284 (visited_stmts): New. Visited stmt for walk_use_def_chains.
285 (cast_type): Extended with new members.
286 (check_cast): Returns cast_type.
287 (cast): New structure for data of walk_use_def_chains.
288 (is_malloc_result, is_cast_from_non_pointer_1,
289 is_cast_from_non_pointer,
290 is_array_access_through_pointer_and_index): New functions.
291 (look_for_casts): Returns cast types.
292 (check_call): Returns void.
293 (okay_pointer_operation): Use support of pointer plus index,
294 pointer plus constant and allow all multiplications.
296 2007-03-11 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/31115
299 * tree-vrp.c (extract_range_from_binary_expr): Make sure
300 the shift count is positive and non-anti-range for RSHIFT_EXPR.
301 A shift count of zero is not special as with *_DIV_EXPR.
302 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
305 2007-03-11 Ian Lance Taylor <iant@google.com>
307 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
308 the *_DIV_EXPR codes correctly with overflow infinities.
310 2007-03-11 Ira Rosen <irar@il.ibm.com>
312 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
313 indicate success/failure of the analysis. Add negation to subtrahend
314 in case of subtraction. Fail if both operands contain constants.
315 (create_data_ref): Fail if analyze_offset fails.
317 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (frndintxf2): Rename to ...
320 (rintxf2): ... this. Remove expander having same name.
321 (rintsf2, rintdf2): Implement using SSEMODEF macro.
322 (roundsf2, rounddf2): Ditto.
323 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
324 (lround<mode>di2, lround<mode>si2): Ditto.
326 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
328 * lower-subreg.c: Include except.h.
329 (decompose_multiword_subregs): Verify that the only control flow
330 insns we can split are loads to multi-words pseudos.
331 Handle breaking such blocks after splitting, instead of calling
332 find_many_sub_basic_blocks.
334 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
335 on the new basic block. Add a lengthy comment explaining why we
336 thought this was necessary.
337 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
339 2007-03-10 Mark Mitchell <mark@codesourcery.com>
342 * tree.c (walk_type_fields): Recurse into the element type of
343 ARRAY_TYPEs if there is a pointer set.
345 2007-03-10 Dirk Mueller <dmueller@suse.de>
347 * c-common.c (warn_logical_operator): Fix condition.
349 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
351 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
353 * config/darwin.c (machopic_select_section): Remove superfluous
354 argument in call to categorize_decl_for_section. Remove unused
357 2007-03-10 Joseph Myers <joseph@codesourcery.com>
359 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
361 * configure: Regenerate.
363 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
367 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
368 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
369 Add LABEL_NUSES to emitted label.
370 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
371 branch probability value to emitted jump insn.
372 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
373 Do not check life information and do not re-arrange input operands
374 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
376 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
378 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
379 the change of decode_asm_operands.
381 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
383 * mode-switching.c (create_pre_exit): Skip blockage insn.
385 2007-03-09 Diego Novillo <dnovillo@redhat.com>
387 * tree-pass.h (TODO_update_smt_usage): Remove.
389 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
393 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
395 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
396 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
397 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
400 2007-03-09 Geoffrey Keating <geoffk@apple.com>
402 * gcc.c: Document %{, in big comment at top.
403 (input_suffix_matches): Remove special handling for .s and
405 (input_spec_matches): New.
406 (handle_braces): Handle %{,.
407 (validate_switches): ',' indicates a value which is not a switch.
408 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
409 to detect assembler input.
410 * config/i386/sol2.h (CPP_SPEC): Likewise.
411 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
412 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
413 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
414 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
415 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
416 -m64 causes deployment target to default to 10.5.
417 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
419 2007-03-09 Richard Henderson <rth@redhat.com>
422 * target.h (targetm.asm.out.reloc_rw_mask): New.
423 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
424 (TARGET_ASM_OUT): Use it.
425 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
426 * varasm.c (categorize_decl_for_section): Remove shlib argument;
427 use the new reloc_rw_mask target hook instead.
428 (default_section_type_flags_1): Merge into...
429 (default_section_type_flags): ... here.
430 (decl_readonly_section_1): Merge into...
431 (decl_readonly_section): ... here.
432 (default_elf_select_section_1): Merge into...
433 (default_elf_select_section): ... here.
434 (default_unique_section_1): Merge into...
435 (default_unique_section): ... here.
436 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
437 (default_select_rtx_section): Use it.
438 (default_elf_select_rtx_section): Likewise.
439 * output.h: Update to match.
440 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
441 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
442 (TARGET_ASM_RELOC_RW_MASK): New.
443 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
444 to categorize_decl_for_section.
445 (x86_64_elf_unique_section): Likewise.
446 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
447 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
448 (TARGET_ASM_RELOC_RW_MASK): New.
449 * config/ia64/ia64.c (ia64_rwreloc_select_section,
450 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
451 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
452 (TARGET_RWRELOC): Remove.
453 (ia64_section_type_flags): Adjust call to default_section_type_flags.
454 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
455 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
456 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
457 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
458 (rs6000_xcoff_select_section): Use decl_readonly_section.
459 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
460 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
461 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
462 (TARGET_SECTION_TYPE_FLAGS): Remove.
463 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
465 2007-03-09 Roger Sayle <roger@eyesopen.com>
467 * fold-const.c (fold_comparison): Remove compile-time evaluation of
468 complex constant equality/inequality comparisons for here.
469 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
470 known at compile-time or can be simplified to a scalar comparison.
471 (fold_relational_const): Move compile-time evaluation of complex
472 constant equality/inequality comparisons to here.
474 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
476 PR rtl-optimization/30643
477 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
479 (fold_rtx): Recurse, like before 2006-11-03.
481 2007-03-09 DJ Delorie <dj@redhat.com>
483 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
486 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
488 PR tree-optimization/30375
489 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
490 LHS of statements is not the same.
491 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
493 2007-03-09 Chao-ying Fu <fu@mips.com>
495 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
497 * doc/invoke.texi (-mdspr2): Document new option.
498 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
499 New unspec for DSP REV 2.
500 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
501 these instructions are extended in DSP REV 2.
502 (mips-dspr2.md): Include.
503 * config/mips/mips.opt (mdspr2): New option.
504 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
505 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
506 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
507 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
508 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
509 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
510 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
512 (bdesc_map): Add one field of unsupported_target_flags.
513 (bdesc_arrays): Update entries to have extra fields. Add
515 (mips_init_builtins): Initialize new function types.
516 Check unsupported_target_fileds to filter out builtins.
517 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
519 (ASM_SPEC): Pass mdspr2 to the assembler.
520 * config/mips/mips-dspr2.md: New file.
522 2007-03-09 Sa Liu <saliu@de.ibm.com>
524 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
526 2007-03-09 Ian Lance Taylor <iant@google.com>
528 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
529 argument) like -Wstrict-overflow=2.
530 * doc/invoke.texi (Warning Options): Update documentation.
532 2007-03-09 Dirk Mueller <dmueller@suse.de>
535 * doc/invoke.texi (-Wlogical-op): Document.
536 * common.opt (-Wlogical-op): New.
537 * c-common.h (warn_logical_operator): Declare.
538 * c-common.c (warn_logical_operator): Define.
539 * c-typeck.c (parser_build_binary_op): Call
540 warn_logical_operator.
542 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
544 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
545 * final.c (final_scan_insn): Test for non-"" file name.
547 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
549 * doc/loop.texi: Document the Omega linear constraints solver.
550 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
551 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
552 omega-hash-table-size, omega-max-keys, and
553 omega-eliminate-redundant-constraints.
554 * tree-pass.h (pass_check_data_deps): Declared.
557 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
558 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
559 pass_check_data_deps): New.
560 * tree-data-ref.c (init_data_ref): Remove declaration.
561 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
562 (analyze_array): Renamed init_array_ref, move up initializations.
563 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
564 Removed arguments that are set to NULL.
565 (analyze_indirect_ref): Correct indentation, correct call to
567 (object_analysis): Call init_array_ref instead of analyze_array.
568 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
569 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
570 of DR_ACCESS_FNS_ADDR.
571 (init_omega_eq_with_af, omega_extract_distance_vectors,
572 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
573 ddr_consistent_p): New.
574 (compute_affine_dependence): Check consistency of ddrs when
575 flag_check_data_deps is passed.
576 (analyze_all_data_dependences): Uncomment.
577 (tree_check_data_deps): New.
578 * tree-data-ref.h: Include omega.h.
579 (DR_ACCESS_FNS_ADDR): Removed.
580 (data_dependence_relation): Add inner_loop.
581 (DDR_INNER_LOOP): New.
582 * common.opt (fcheck-data-deps): New.
583 * tree-flow.h (tree_check_data_deps): Declare.
584 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
585 (OBJS-common): Depend on omega.o.
587 * passes.c (pass_check_data_deps): Scheduled.
588 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
589 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
590 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
591 PARAM_VECT_MAX_VERSION_CHECKS,
592 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
594 2007-03-09 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/30904
598 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
599 the same way as *_DIV_EXPR.
601 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
603 * recog.c (decode_asm_operands): No mixed declarations and code.
605 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
607 * rtl.def (ASM_INPUT): Add location.
608 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
609 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
610 (decode_asm_operands): Add loc operand.
611 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
612 * stmt.c (expand_asm): Rename to...
613 (expand_asm_loc): ... this. Add locus argument. Pass it on to
614 gen_rtx_ASM_INPUT_loc.
615 (expand_asm_expr): Adjust.
616 * recog.c (decode_asm_operands): Add loc operand.
617 (check_asm_operands, extract_insn): Adjust.
618 * reload1.c (maybe_fix_stack_asms): Likewise.
619 * final.c (asm_insn_count): Likewise.
620 (final_scan_insn): Output # line before and after asm.
622 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
624 * tree-ssa-structalias.c (variable_info): Remove
626 (new_var_info): Ditto.
627 (shared_bitmap_info_t): New structure.
628 (shared_bitmap_table): New variable.
629 (shared_bitmap_hash): New function.
630 (shared_bitmap_eq): Ditto
631 (shared_bitmap_lookup): Ditto.
632 (shared_bitmap_add): Ditto.
633 (merge_smts_into): Change to take bitmap directly.
634 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
635 (init_alias_vars): Init shared bitmap hashtable.
636 (delete_points_to_sets): Delete shared bitmap hashtable.
637 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
638 is_aliased removal as a change that was still necessary was
641 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.h (override_options): Conditionally disable
644 x86_sahf for 64bit targets only.
646 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
649 * c-decl.c (merge_decls): Don't call make_var_volatile.
650 * varasm.c (make_var_volatile): Remove.
651 * output.h (make_var_volatile): Remove.
653 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
655 PR tree-optimization/31085
656 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
658 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
660 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
661 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
662 ATTR_CONST_NOTHROW_LIST.
664 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
667 2007-03-08 Diego Novillo <dnovillo@redhat.com>
669 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
671 2007-03-08 Geoffrey Keating <geoffk@apple.com>
674 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
676 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
677 passed, use shared libgcc.
679 2007-03-08 Roger Sayle <roger@eyesopen.com>
681 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
682 instead of calling build2 with a GIMPLE_MODIFY_STMT.
683 (honor_protect_cleanup_actions, lower_try_finally_switch):
685 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
686 ifc_temp_var): Likewise.
687 * tree-inline.c (setup_one_parameter): Likewise.
688 * tree-mudflap.c (mf_decl_cache_locals,
689 mf_build_check_statement_for): Likewise.
690 * tree-nested.c (init_tmp_var, save_tmp_var,
691 finalize_nesting_tree_1): Likewise.
692 * tree-outof-ssa.c (insert_copy_on_edge,
693 insert_backedge_copies): Likewise.
694 * tree-profile.c (tree_gen_edge_profiler,
695 tree_gen_ic_profiler): Likewise.
696 * tree-scalar-evolution.c (scev_const_prop): Likewise.
697 * tree-sra.c (sra_build_assignment): Likewise.
698 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
699 * tree-ssa-math-opts.c (insert_reciprocals,
700 execute_cse_sincos_1): Likewise.
701 * tree-tailcall.c (adjust_accumulator_values,
702 adjust_return_value): Likewise.
703 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
704 * tree-vect-transform.c (vect_create_data_ref_ptr,
705 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
706 vect_create_epilog_for_reduction, vectorizable_reduction,
707 vectorizable_call, vectorizable_conversion,
708 vectorizable_assignment, vectorizable_operation,
709 vectorizable_type_demotion, vect_gen_widened_results_half,
710 vect_permute_store_chain, vectorizable_store,
711 vect_setup_realignment, vect_permute_load_chain,
712 vectorizable_load, vectorizable_condition,
713 vect_create_cond_for_align_checks): Likewise.
714 * tree-vrp.c (build_assert_expr_for): Likewise.
716 2007-03-08 Ian Lance Taylor <iant@google.com>
718 * tree-vrp.c: Include "intl.h".
719 (usable_range_p): New static function.
720 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
721 overflowed values, juts set *strict_overflow_p.
722 (compare_values): Only return -2 if one of the operands is not a
724 (compare_ranges): Call usable_range_p.
725 (compare_range_with_value): Likewise.
726 (vrp_evaluate_conditional_warnv): Rename from
727 vrp_evaluate_conditional. Make static. Change all callers.
728 (vrp_evaluate_conditional): New function.
729 (simplify_div_or_mod_using_ranges): Issue warning about reliance
731 (simplify_abs_using_ranges): Likewise.
732 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
733 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
734 within_stmt parameter.
735 * tree-ssa-propagate.c (fold_predicate_in): Update call to
736 vrp_evaluate_conditional.
737 * tree-ssa-threadedge.c
738 (record_temporary_equivalences_from_stmts_at_dest): Change
739 simplify parameter to take a second tree parameter.
740 (simplify_control_stmt_condition): Likewise.
741 (thread_across_edge): Likewise.
742 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
743 (thread_across_edge): Likewise.
744 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
746 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
748 * config/i386/i386.h (TARGET_SAHF): New define.
749 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
750 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
751 (x86_sahf): New global variable.
752 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
753 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
754 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
755 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
757 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
758 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
759 when expanding fcomi/sahf based tests.
760 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
761 expanding sahf based alternative. Emit sahf based sequence when
762 optimizing for code size.
763 * config/i386/i386.md (x86_sahf_1): Do not disable for
764 TARGET_64BIT, enable for TARGET_SAHF.
766 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
768 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
769 spurious whitespace from error message.
771 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
774 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
776 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
778 * c-decl.c (grokdeclarator): Disable warnings for anonymous
780 * tree-sra.c (instantiate_element): Propagate disabled warnings
781 from the element itself to the created variable.
783 2007-03-07 Richard Henderson <rth@redhat.com>
786 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
787 silently fix up the stack in the case of a missing register.
789 2007-03-07 Paul Brook <paul@codesourcery.com>
791 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
793 2007-03-07 Joseph Myers <joseph@codesourcery.com>
795 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
797 (phase1_vrs): Use them.
798 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
799 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
800 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
801 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
802 __gnu_Unwind_Restore_WMMXC if required.
803 (_Unwind_VRS_Pop): Implement iWMMXt support.
804 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
805 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
806 gnu_Unwind_Save_WMMXC): Define.
808 2007-03-07 Richard Sandiford <richard@codesourcery.com>
810 * config/vxworks.h (vxworks_override_options): Declare.
811 (VXWORKS_OVERRIDE_OPTIONS): Use it.
812 * config/vxworks.c: Include target.h and toplev.h.
813 (vxworks_override_options): New function.
814 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
816 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
818 * config/s390/s390.c (override_options): Don't emit an error when
819 -mstack-size is used without providing -mstack-guard.
820 (s390_emit_prologue): Choose stack_guard value automatically if not
821 provided via command line.
822 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
824 2007-03-07 Richard Sandiford <richard@codesourcery.com>
826 * config/i386/i386.c (output_set_got): Add a GOT initialization
827 sequence for VxWorks PIC.
828 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
829 around labels as well as symbols. Use gotoff_operand instead
830 of local_symbolic_operand.
831 (legitimize_pic_address): Use gotoff_operand instead of
832 local_symbolic_operand. Use @GOT accesses for labels as
834 (ix86_output_addr_diff_elt): Use PC-relative rather than
835 GP-relative offsets for VxWorks PIC.
836 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
837 no_new_pseudos. Check whether the returned register is op0.
838 * config/i386/i386.md (tablejump): Use PC-relative rather than
839 GP-relative offsets for VxWorks PIC.
840 * config/i386/predicates.md (gotoff_operand): New predicate.
842 2007-03-06 Richard Sandiford <richard@codesourcery.com>
844 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
846 * config/vxworks-dummy.h: New file.
847 * config/i386/i386.h: Include it.
849 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
851 * dwarf2out.c (is_inlined_entry_point): New
852 (add_high_low_attributes): Emit DW_AT_entry_pc along with
853 DW_AT_ranges if the first subblock is the entry point.
855 2007-03-06 David Daney <ddaney@avtrex.com>
857 * doc/install.texi (mips-*-*): Change recommended binutils
860 2007-03-06 Anatoly Sokolov <aesok@post.ru>
862 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
863 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
868 2007-03-06 Jan Hubicka <jh@suse.cz>
870 * errors.h (warning, error, fatal, internal_error): Mark as cold.
871 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
873 (probably_cold_bb_p): Cold functions are cold.
874 (probably_never_executed_bb_p): Cold functions are cold.
875 (tree_bb_level_predictions): Predict calls to cold functions as not
877 (compute_function_frequency): Check hot/cold attributes.
878 * function.h (function_frequency): Update comments.
879 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
880 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
881 (c_common_att): Add cold and hot.
883 * doc/extend.texi (hot,cold attributes): Document.
885 2007-03-06 Andrew Haley <aph@redhat.com>
887 * function.c (expand_function_end): Move blockage to just after we
888 emit the label for the naked return from the function.
890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
892 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
895 2007-03-06 Jan Hubicka <jh@suse.cz>
897 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
898 loaded for constant large models. Non-large 64bit PIC can do.
899 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
900 * cmodel.h: Add LARGE PIC.
901 * i386.md (UNSPEC_PLTOFF): New.
902 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
904 (*call_1_rex64): Disable for large models.
905 (*call_1_rex64_large): New.
906 (*call_value_1_rex64): Disable for large models.
907 (*call_value_1_rex64_large): New.
909 (set_got_offset_rex64): New.
910 * predicates.md (constant_call_address_operand): For large model
911 constant calls are not possible.
912 * i386-protos.h (construct_plt_address): Declare.
913 * i386.c (override_options): Accept large models.
914 (ix86_expand_prologue): Expand large PIC GOT pointer load.
915 (legitimate_constant_p): Add new UNSPECs.
916 (legitimate_pic_operand_p): Likewise.
917 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
918 (legitimize_pic_address): Do easy RIP relative way for TLS only for
920 (output_pic_addr_const): Add PLTOFF.
921 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
922 (ix86_expand_move): Legitimize pic address when in PIC mode.
923 (construct_plt_address): New function.
924 (ix86_expand_call): Offload the address to register and use GOT pointer
926 * invoke.texi (mcmodel=large): Update documentation.
928 2007-03-06 Richard Henderson <rth@redhat.com>
930 * config/i386/i386.c (x86_use_leave, x86_push_memory,
931 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
932 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
933 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
934 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
935 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
936 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
937 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
938 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
939 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
940 x86_partial_reg_dependency, x86_memory_mismatch_stall,
941 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
942 x86_sse_partial_reg_dependency, x86_sse_split_regs,
943 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
944 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
945 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
946 x86_schedule, x86_use_bt, x86_pad_returns,
947 x86_use_xchgb): Merge into ...
948 (ix86_tune_features): ... here. New array.
949 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
950 x86_bswap): Merge into ...
951 (ix86_arch_features): ... here. New array.
952 (x86_3dnow_a): Remove.
953 (x86_accumulate_outgoing_args): Make static.
954 (x86_arch_always_fancy_math_387): Make static.
955 (ix86_tune_mask, ix86_arch_mask): Move ...
956 (override_options): ... to local variables here. Apply the
957 appropriate mask to each element of ix86_arch_features and
958 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
959 as were done in the old macros.
960 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
961 * config/i386/i386.h (x86_use_leave, x86_push_memory,
962 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
963 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
964 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
965 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
966 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
967 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
968 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
969 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
970 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
971 x86_partial_reg_dependency, x86_memory_mismatch_stall,
972 x86_accumulate_outgoing_args, x86_prologue_using_move,
973 x86_epilogue_using_move, x86_decompose_lea,
974 x86_arch_always_fancy_math_387, x86_shift1,
975 x86_sse_partial_reg_dependency, x86_sse_split_regs,
976 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
977 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
978 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
979 x86_use_incdec, x86_pad_returns, x86_bswap,
980 x86_partial_flag_reg_stall): Remove.
981 (enum ix86_tune_indices): New.
982 (ix86_tune_features): New.
983 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
984 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
985 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
986 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
987 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
988 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
989 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
990 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
991 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
992 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
993 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
994 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
995 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
996 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
997 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
998 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
999 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1000 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1001 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1002 TARGET_EXT_80387_CONSTANTS): Use it.
1003 (enum ix86_arch_indices): New.
1004 (ix86_arch_features): New.
1005 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1006 TARGET_BSWAP): Use it.
1007 (ix86_tune_mask, ix86_arch_mask): Remove.
1009 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1012 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1013 Define using $${sysroot_headers_suffix}.
1014 * configure: Regenerate.
1015 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1016 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1018 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1019 * gcc.c (print_sysroot_headers_suffix): New.
1020 (option_map): Include --print-sysroot-headers-suffix.
1021 (display_help): Mention -print-sysroot-headers-suffix.
1022 (process_command): Handle -print-sysroot-headers-suffix.
1023 (do_spec_1): Append multilib directory to include-fixed path if
1024 sysroot suffixes in use.
1025 (main): Handle -print-sysroot-headers-suffix.
1026 * Makefile.in (start.encap): Don't depend on xlimits.h
1027 (xlimits.h): Remove.
1028 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1029 limits.h for each multilib in fixinc_list.
1030 (fixinc_list, s-fixinc_list): New.
1031 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1032 generate them for each multilib in fixinc_list.
1033 (stmp-fixproto): Use include-fixed. Run fixproto for each
1034 multilib in fixinc_list.
1035 (mostlyclean): Don't remove xlimits.h.
1036 (clean): Remove include-fixed.
1037 (real-install-headers-tar, real-install-headers-cpio,
1038 real-install-headers-cp): Don't copy include, only include-fixed.
1039 (install-mkheaders): Depend on fixinc_list. Don't depend on
1040 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1041 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1042 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1044 2007-03-06 Jan Hubicka <jh@suse.cz>
1046 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1051 * configure.ac: Allow tm_file to contain build-directory files.
1052 * configure: Regenerate.
1053 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1054 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1055 * config/m68k/print-sysroot-suffix.sh: New file.
1057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1059 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1060 of pic_offset_table_rtx if reload_completed.
1061 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1062 PIC_OFFSET_TABLE_REGNUM.
1063 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1065 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1066 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1070 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1071 functions that call eh_return.
1073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1075 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1076 functions that need a constant pool.
1078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1081 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1082 (m68k_preferred_reload_class): Likewise.
1083 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1084 (SECONDARY_RELOAD_CLASS): Define.
1085 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1086 (LIMIT_RELOAD_CLASS): Delete.
1087 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1088 registers from storing bytes.
1089 (m68k_secondary_reload_class): New function.
1090 (m68k_preferred_reload_class): Likewise.
1092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1094 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1096 (m68k_expand_prologue): Likewise.
1098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1100 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1101 (mips_expand_epilogue): Add a bool parameter.
1102 (m68k_legitimize_sibcall_address): Declare.
1103 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1104 (m68k_expand_epilogue): Add a parameter to select between sibling
1105 and normal epilogues. Only generate a return for the latter.
1106 (m68k_ok_for_sibcall_p): New function.
1107 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1108 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1109 (sibcall_value, *sibcall_value): Likewise.
1110 (*call, *call_value): Require !SIBLING_CALL_P.
1111 (epilogue): Update call to m68k_expand_epilogue.
1112 (sibcall_epilogue): New pattern.
1113 * config/m68k/predicates.md (const_call_operand): Say that this
1114 predicate applies to sibling calls too.
1115 (sibcall_operand): New predicate.
1117 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1119 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1120 alternatives as movsi_cf.
1121 (movsf_cf_hard): Add commentary.
1123 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1124 Richard Sandiford <richard@codesourcery.com>
1126 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1127 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1128 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1129 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1130 as being live on exit from an interrupt function.
1131 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1132 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1133 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1134 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1135 (m68k_interrupt_function_p): Globalize.
1136 (m68k_compute_frame_layout): Remove reverse mask code.
1137 (m68k_emit_movem, m68k_set_frame_related): New functions.
1138 (m68k_output_function_prologue): Delete in favor of...
1139 (m68k_expand_prologue): ...this new function.
1140 (m68k_output_function_epilogue): Delete in favor of...
1141 (m68k_expand_epilogue): ...this new function.
1142 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1144 (print_operand): Handle %?.
1145 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1146 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1147 (prologue, epilogue): New patterns.
1148 (return): Turn into a define_expand.
1149 (*return): New pattern, derived from old "return" pattern. Use rte
1150 rather than rts for interrupt functions. Only use rtd if the pop
1152 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1153 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1154 (link, *link, unlink, *unlink, load_got): Likewise.
1156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1160 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1161 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1162 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1163 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1164 and m68k_matches_u_p.
1165 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1166 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1167 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1168 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1169 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1170 (REG_STRICT_P): New macro.
1171 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1172 PCREL_GENERAL_OPERAND_OK.
1173 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1174 m68k_legitimate_base_reg_p.
1175 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1176 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1177 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1178 * config/m68k/m68k.c (m68k_address): New structure.
1179 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1180 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1181 (m68k_jump_table_ref_p, m68k_decompose_address)
1182 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1183 (m68k_matches_u_p): New functions.
1184 (print_operand_address): Rewrite to use m68k_decompose_index.
1186 2007-03-05 David Taylor <dtaylor@emc.com>
1188 * gcc.c: Correct copyright date in --version output.
1190 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1192 * pa.md: In unamed move patterns, disparge copies between general
1193 and floating point registers using '?' modifier. Don't include 'f'
1194 constraint for register preferences in DImode, SImode, HImode and
1195 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1196 Remove constraints for copies between general and floating registers
1197 in soft-float DFmode pattern.
1198 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1202 2007-03-05 Mike Stump <mrs@apple.com>
1204 * c-common.c (targetcm): Add.
1205 * c-opts.c (c_common_handle_option): Handle language specific
1207 * opts.c (handle_option): Verify language for target options, if
1209 * opth-gen.awk: Add CL_LANG_ALL.
1210 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1211 (TARGETCM_INITIALIZER): Add.
1212 * target.h (struct gcc_targetcm): Add.
1214 * targhooks.c (default_handle_c_option): Add.
1215 * targhooks.h (default_handle_c_option): Add.
1216 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1218 * config/darwin.opt (iframework): Add.
1219 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1220 * config/darwin-c.c (handle_c_option): Add.
1221 (TARGET_HANDLE_C_OPTION): Add.
1223 * doc/invoke.texi (Darwin Options): Add -iframework.
1225 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1227 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1230 2007-03-05 Ian Lance Taylor <iant@google.com>
1232 * c.opt (fgnu89-inline): New option.
1233 * c-opts.c (c_common_post_options): Set default value for
1235 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1236 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1238 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1239 (grokdeclarator, start_function): Likewise.
1240 * c-cppbuiltin.c (c_cpp_builtins): Define either
1241 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1242 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1243 (C Dialect Options): Document -fgnu89-inline.
1244 * doc/extend.texi (Function Attributes): Explain what the
1245 gnu_inline attribute does.
1246 * doc/cpp.texi (Common Predefined Macros): Document
1247 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1249 2007-03-05 Ian Lance Taylor <iant@google.com>
1251 PR tree-optimization/31034
1252 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1253 half-range if the other side is an overflow infinity.
1255 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1257 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1258 (bfin*-linux-uclibc*): New configuration.
1259 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1261 * config/bfin/linux.h: New file.
1262 * config/bfin/libgcc-bfin.ver: New file.
1263 * config/bfin/t-bfin-uclinux: New file.
1264 * config/bfin/t-bfin-linux: New file.
1265 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1266 (TARGET_OS_CPP_BUILTINS): New macro.
1268 2007-03-05 Richard Guenther <rguenther@suse.de>
1270 * fold-const.c (fold_binary): Remove duplicate folding
1271 of comparison of non-null ADDR_EXPR against null.
1273 2007-03-05 Richard Guenther <rguenther@suse.de>
1274 Dorit Nuzman <dorit@il.ibm.com>
1276 PR tree-optimization/26420
1277 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1278 are no loops in the function. Only print the number of
1279 vectorized loops if it is greater than zero or we are supposed
1280 to print information about unvectorized loops.
1282 2007-03-05 Revital Eres <eres@il.ibm.com>
1284 * gcc.dg/var-expand1.c: New test.
1285 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1286 when an accumulator is expanded.
1288 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1291 * c-common.c (convert_and_check): Don't give warnings for
1292 conversion if 'expr' already overflowed.
1294 2007-03-04 Roger Sayle <roger@eyesopen.com>
1297 * fold-const.c (fold_comparison): Enforce type consistency when
1298 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1300 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1302 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1303 containing a cast to the base of TARGET_MEM_REF.
1305 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1307 * tree.c (tree_contains_struct_check_failed): Remove spurious
1308 whitespace from error message.
1310 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1313 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1314 instead of precision.
1316 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1317 Nathan Sidwell <nathan@codesourcery.com>
1319 * emit-rtl.c (find_auto_inc): New.
1320 (try_split): recreate REG_INC notes,
1321 Use regular for loops rather than whiles.
1323 2007-03-03 Andreas Schwab <schwab@suse.de>
1325 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1326 * configure: Regenerate.
1328 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1330 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1331 flag_rounding_math, not flag_unsafe_math_optimizations.
1333 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1335 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1336 alpha_fold_vector_minmax): Likewise.
1337 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1338 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1340 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1342 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1343 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1344 if the lhs has side-effects.
1345 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1347 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.h (TUNEMASK): Remove define.
1350 (ARCHMASK): Remove define.
1351 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1352 Use ix86_arch_mask variable instead of ARCHMASK.
1353 * config/i386/i386.c (override_options): Ditto.
1354 (standard_80387_constant_p): Ditto.
1356 2007-03-02 Ian Lance Taylor <iant@google.com>
1358 Used signed infinities in VRP.
1359 * tree-vrp.c (uses_overflow_infinity): New static function.
1360 (supports_overflow_infinity): New static function.
1361 (make_overflow_infinity): New static function.
1362 (negative_overflow_infinity): New static function.
1363 (positive_overflow_infinity): New static function.
1364 (is_negative_overflow_infinity): New static function.
1365 (is_positive_overflow_infinity): New static function.
1366 (is_overflow_infinity): New static function.
1367 (overflow_infinity_range_p): New static function.
1368 (compare_values_warnv): New function split out of compare_values.
1369 (compare_value): Call it.
1370 (set_value_range_to_nonnegative): Add overflow_infinity
1371 parameter. Change caller.
1372 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1374 (vrp_expr_computes_nonzero): Likewise.
1375 (compare_ranges, compare_range_with_value): Likewise.
1376 (compare_name_with_value, compare_names): Likewise.
1377 (vrp_evaluate_conditional): Likewise.
1378 (set_value_range): Handle infinity
1379 (vrp_operand_equal_p, operand_less_p): Likewise.
1380 (extract_range_from_assert): Likewise.
1381 (vrp_int_const_binop): Likewise.
1382 (extract_range_from_binary_expr): Likewise.
1383 (extract_range_from_unary_expr): Likewise.
1384 (extract_range_from_comparison): Likewise.
1385 (extract_range_from_expr): Likewise.
1386 (dump_value_range): Likewise.
1387 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1388 (test_for_singularity): Likewise.
1389 (vrp_int_const_binop): Remove inline qualifier.
1390 (adjust_range_with_scev): Add comment.
1391 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1393 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1395 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1396 (get_constraint_for): Likewise.
1397 (do_structure_copy): Likewise.
1398 (find_func_aliases): Fix references to MODIFY_EXPR.
1399 (intra_create_variable_infos): Tidy.
1400 * tree-ssa-operands.c (add_virtual_operand): Add argument
1402 When adding members of alias sets, if IS_CALL_SITE is true and
1403 the symbol is not call-clobbered, skip it.
1406 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1408 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1409 entry by means of emit_insn_at_entry.
1411 2007-03-02 Richard Henderson <rth@redhat.com>
1413 * expr.h (promoted_input_arg): Remove decl.
1414 * function.c (promoted_input_arg): Merge into ...
1415 * combine.c (setup_incoming_promotions): ... only caller.
1416 Rearrange to avoid double loop.
1418 2007-03-02 Ben Elliston <bje@au.ibm.com>
1419 Peter Bergner <bergner@vnet.ibm.com>
1420 Janis Johnson <janis187@us.ibm.com>
1422 * config/rs6000/dfp.md: New file.
1423 * config/rs6000/rs6000.md: Include dfp.md.
1424 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1425 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1426 and TDmode decimal float modes in FP registers.
1427 (num_insns_constant): Likewise.
1428 (rs6000_legitimate_offset_address_p): Likewise.
1429 (rs6000_legitimize_address): Likewise.
1430 (rs6000_legitimize_reload_address): Likewise.
1431 (rs6000_legitimate_address): Likewise.
1432 (rs6000_emit_move): Likewise.
1433 (function_arg_boundary): Likewise.
1434 (function_arg_advance): Likewise.
1435 (rs6000_darwin64_record_arg_recurse): Likewise.
1436 (function_arg): Likewise.
1437 (rs6000_gimplify_va_arg): Likewise.
1438 (rs6000_split_multireg_move): Likewise.
1439 (rs6000_output_function_epilogue): Likewise.
1440 (rs6000_output_function_epilogue): Likewise.
1441 (rs6000_register_move_cost): Likewise.
1442 (rs6000_function_value): Likewise.
1443 (rs6000_libcall_value): Likewise.
1445 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1447 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1449 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1451 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1452 Use $MULTIDIR to choose between the kernel and RTP headers,
1453 and use $WIND_BASE and $WIND_USR to locate them.
1455 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.c (override_options): Put initialization of
1458 ix86_tune_mask and ix86_arch_mask to the correct place.
1460 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1461 Michael Meissner <michael.meissner@amd.com>
1464 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1466 (TARGET_CMOVE): Use ARCHMASK.
1467 (TARGET_CMPXCHG): Ditto.
1468 (TARGET_CMPXCHG8B): Ditto.
1469 (TARGET_XADD): Ditto.
1470 (TARGET_BSWAP): Ditto.
1471 * config/i386/i386.c (ix86_tune_mask): New global variable.
1472 (ix86_arch_mask): Ditto.
1473 (override_options): Initialize ix86_tune_mask and
1474 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1477 2007-03-02 Ben Elliston <bje@au.ibm.com>
1480 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1482 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1484 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1485 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1486 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1487 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1489 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1490 rs6000_init_dwarf_reg_sizes_extra): New.
1491 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1492 SPE register high parts.
1494 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1496 * Makefile.in: Add install-pdf target as
1497 copied from automake v1.10 rules.
1498 * configure.ac: Add install-pdf to target list.
1499 * configure: Regenerate.
1501 2007-03-01 Paul Brook <paul@codesourcery.com>
1503 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1504 modes to LDRD for DImode.
1505 (output_move_double): Fixup out of range ldrd/strd.
1506 (vfp_secondary_reload_class): Rename...
1507 (coproc_secondary_reload_class): ... to this. Add wb argument.
1508 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1509 coproc_secondary_reload_class for CLASS_IWMMXT.
1510 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1511 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1513 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1515 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1516 factor by the estimated number of iterations.
1517 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1520 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1521 decode_caches_intel, detect_caches_intel): New functions.
1522 (host_detect_local_cpu): Use detect_caches_amd and
1523 detect_caches_intel.
1525 2007-03-01 Richard Henderson <rth@redhat.com>
1527 * expr.c (emit_move_complex_push): Export.
1528 (emit_move_complex_parts): Split out from ...
1529 (emit_move_complex): ... here.
1530 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1531 * config/i386/i386.md (movcdi): New.
1533 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1536 size of mode1 to check for tieable modes in MMX case.
1538 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1540 * Makefile.in (rtlanal.o): Depend on tree.h.
1541 * rtl.h (offset_within_section_p, split_const): Declare.
1542 * rtlanal.c: Include tree.h.
1543 (offset_within_block_p): New function, taken from
1544 mips_offset_within_object_p.
1545 (split_const): New function, taken from mips_split_const.
1546 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1548 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1549 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1550 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1551 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1552 (m68k_illegitimate_symbolic_constant_p): New function.
1553 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1554 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1555 symbolic constant that might be outside the symbol's section,
1556 move the symbol first and then add the offset.
1557 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1559 * config/mips/mips.c (mips_split_const): Delete.
1560 (mips_offset_within_object_p): Delete.
1561 (mips_symbolic_constant_p): Use offset_within_section_p and
1562 split_const instead of mips_offset_within_object_p and
1564 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1565 (mips_legitimize_const_move, print_operand_reloc)
1566 (mips_dangerous_for_la25_p): Use split_const instead of
1569 2007-02-28 Eric Christopher <echristo@apple.com>
1571 * Makefile.in (install-include-dir): Don't rm -rf include.
1573 2007-02-28 Richard Guenther <rguenther@suse.de>
1576 * fold-const.c (fold_binary): Do not associate expressions
1577 with more than one variable for integer types that do not wrap.
1579 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1581 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1582 Delete, and replace with...
1583 (fold_builtin_call_array): This. Update callers to use it.
1584 * fold-const.c (fold_build_call_list): Delete, and replace with...
1585 (fold_build_call_array): This.
1586 (fold_build_call_list_initializer): Delete, and replace with...
1587 (fold_build_call_array_initializer): This.
1588 * tree.h: Update declarations to reflect above changes.
1590 * c-typeck.c (build_function_call): Store converted arguments
1591 in a stack-allocated array instead of building a list.
1592 (convert_arguments): Store arguments in the array passed in as an
1593 argument, and return the actual number of arguments.
1594 * c-format.c: (check_function_format): Pass arguments in an
1595 array instead of a list.
1596 * c-common.c (check_function_nonnull): Likewise.
1597 (check_function_sentinel): Likewise.
1598 (check_function_arguments): Likewise.
1599 * c-common.h: Update declarations to reflect above changes.
1601 2007-02-28 Jan Hubicka <jh@suse.cz>
1603 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1604 PRED_NEGATIVE_RETURN): Update outcomes.
1606 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1608 * calls.c (emit_library_call_value_1): Handle partial registers
1609 correctly when building up CALL_INSN_FUNCTION_USAGE.
1611 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1613 * pa/predicates.md (move_src_operand): Allow zero for mode.
1614 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1617 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1621 *movv2df_internal): Enable pattern only for valid operand
1623 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1624 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1626 2007-02-27 Mike Stump <mrs@apple.com>
1628 * config/darwin-crt3.c: Avoid compilation when compiling for a
1631 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1633 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1635 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1636 for fixed headers and limits.h.
1637 (install-include-dir, install-headers-tar, install-headers-cpio,
1638 install-headers-cp, real-install-headers-tar,
1639 real-install-headers-cpio, real-install-headers-cp): Handle
1640 include-fixed as well as include.
1641 (install-mkheaders): Don't install files that go only in include
1643 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1644 from GCC_INCLUDE_DIR.
1645 * gcc.c (process_command): Remove special -BstageN/ handling.
1646 (do_spec_1): Add include-fixed directories.
1648 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1650 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1652 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1654 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1657 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1659 * c-common.c (get_priority): Add check for
1660 SUPPORTS_INIT_PRIORITY.
1662 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1664 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1666 * config/bfin/bfin.c: Include "cfglayout.h".
1667 (MAX_LSETUP_DISTANCE): New macro.
1668 (struct loop_info): New members incoming, incoming_src and
1669 incoming_dest. Delete member predecessor.
1670 (length_for_loop): New function.
1671 (bfin_optimize_loop): Handle more different loop structures.
1672 (bfin_discover_loop): Rework detection of predecessor blocks by
1673 examining incoming edges.
1674 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1676 (bfin_reorder_loops): New function.
1677 (bfin_reorg_loops): Use these three new functions.
1679 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1680 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1681 (CONSTRAINT_LEN): Add entry for 'q'.
1682 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1683 Add 'q' constraints.
1684 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1685 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1687 * config/bfin/bfin.md (add_with_carry): New pattern.
1688 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1689 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1690 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1691 support unsigned multiplies too. Removed incorrect commutativity from
1692 operand 1 constraint where appropriate.
1693 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1695 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1696 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1698 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1699 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1700 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1701 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1702 usmulhisi_hh_huh): New patterns.
1704 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1705 lshifthi3): Fix output template to use half reg for operand 2.
1707 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1710 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1712 2007-02-27 Andreas Schwab <schwab@suse.de>
1714 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1716 2007-02-27 Jan Hubicka <jh@suse.cz>
1718 * predict.c (last_basic_block_p): Remove.
1719 (tree_estimate_probability): Update return heuristic for commonized
1722 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1724 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1726 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1728 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1729 * doc/cpp.texi: Standardize title page.
1730 * doc/cppinternals.texi: Likewise.
1731 * doc/gcc.texi: Standardize title page, remove version number
1732 from copyright page.
1733 * doc/gccint.texi: Likewise.
1734 * doc/install.texi: Standardize title page, add table of
1737 2007-02-26 Jan Hubicka <jh@suse.cz>
1739 * predict.def: Set outcomes according to more recent results.
1740 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1741 Remove dead predictors.
1742 * predict.c (return_prediction): Fix pasto.
1744 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1746 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1747 change; avoid a memory leak when returning early.
1749 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1751 * c-decl.c (static_ctors): Move to c-common.c.
1752 (static_dtors): Likewise.
1753 (finish_function): Use c_record_cdtor_fn.
1754 (build_cdtor): Move to c-common.c.
1755 (c_write_global_declarations): Use c_build_cdtor_fns.
1756 * c-common.h (static_ctors): Declare.
1757 (static_dtors): Likewise.
1758 (c_record_cdtor_fn): Likewise.
1759 (c_build_cdtor_fns): Likewise.
1760 * c-common.c (static_ctors): New variable.
1761 (static_dtors): Likewise.
1762 (c_record_cdtor_fn): New function.
1763 (build_cdtor): Move from c-decl.c
1764 (c_build_cdtor_fns): New function.
1766 * output.h (assemble_addr_to_section): Declare.
1767 (get_cdtor_priority_section): Likewise.
1768 * varasm.c (assemble_addr_to_section): New function.
1769 (get_cdtor_priority_section): Likewise.
1770 (default_named_section_asm_out_destructor): Use them.
1771 (destor_dtor_section_asm_out_destructor): Likewise.
1772 (default_named_section_asm_out_constructor): Likewise.
1773 (default_ctor_section_asm_out_constructor): Likewise.
1774 * config.gcc (*-*-vxworks*): Include vxworks.o.
1775 * config/t-vxworks (vxworks.o): New target.
1776 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1777 (TARGET_ASM_CONSTRUCTOR): Define.
1778 (TARGET_ASM_DESTRUCTOR): Likewise.
1779 (vxworks_asm_out_constructor): Declare.
1780 (vxworks_asm_out_destructor): Likewise.
1782 * c-common.c (get_priority): Check that we have not just an
1783 INTEGER_CST, but an integer constant with integeral type.
1785 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1787 PR tree-optimization/30938
1788 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1789 use &dt[nargs-1] instead of &dt[nargs] in the call to
1790 vect_is_simple_use().
1792 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1794 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1795 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1796 Do not attempt to handle MEM inside auto-inc expressions.
1797 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1798 of a register modified by an auto-inc expression. However, do handle
1799 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1800 (elimination_effects): Prohibit elimination of a register modified
1801 by an auto-inc expression. Disable register elimination rules whose
1802 target register is modified by an auto-inc expression with variable
1805 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1807 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1809 (array_at_struct_end_p): New function.
1810 (idx_infer_loop_bounds): Use it.
1811 (estimate_numbers_of_iterations_loop): Export.
1812 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1813 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1814 (tree_estimate_probability): Call record_loop_exits.
1815 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1816 (estimated_loop_iterations, estimated_loop_iterations_int,
1817 estimated_loop_iterations_tree): New functions.
1818 (analyze_siv_subscript_cst_affine,
1819 compute_overlap_steps_for_affine_1_2,
1820 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1821 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1822 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1823 (PRED_LOOP_ITERATIONS_GUESSED): New.
1824 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1825 * cfgloop.h (estimate_numbers_of_iterations_loop,
1826 estimated_loop_iterations_int): Declare.
1828 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1830 * doc/extend.texi: Document optional priority argument to
1831 constructors and destructors.
1832 * tree.c (init_priority_for_decl): Adjust GTY markers.
1833 (init_ttree): Use priority-info hash functions for
1834 init_priority_for_decl.
1835 (tree_map_eq): Rename to ...
1836 (tree_map_base_eq): ... this.
1837 (tree_map_marked_p): Rename to ...
1838 (tree_map_base_marked_p): ... this.
1839 (tree_map_base_hash): New function.
1840 (decl_init_priority_lookup): Rework.
1841 (decl_fini_priority_lookup): New function.
1842 (decl_priority_info): New function.
1843 (decl_init_priority_insert): Use it.
1844 (decl_fini_priority_insert): Likewise.
1845 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1847 (decl_restrict_base_insert): Likewise.
1848 (decl_debug_expr_insert): Likewise.
1849 (decl_value_expr_lookup): Likewise.
1850 (decl_value_expr_insert): Likewise.
1851 * tree.h (priority_type): New type.
1852 (decl_init_priority_lookup): Use priority_type.
1853 (decl_fini_priority_lookup): New function.
1854 (decl_init_priority_insert): Use priority_type.
1855 (decl_fini_priority_insert): New function.
1856 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1857 (DECL_INIT_PRIORITY): Likewise.
1858 (SET_DECL_INIT_PRIORITY): Add comment.
1859 (DECL_FINI_PRIORITY): New macro.
1860 (SET_DECL_FINI_PRIORITY): Likewise.
1861 (DEFAULT_INIT_PRIORITY): Document.
1862 (MAX_INIT_PRIORITY): Likewise.
1863 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1864 (tree_map_base): New type.
1865 (tree_map_base_eq): New function.
1866 (tree_map_base_hash): Likewise.
1867 (tree_map_base_marked_p): Likewise.
1868 (tree_map): Inherit from tree_map_base.
1869 (tree_map_eq): Make it a macro.
1870 (tree_map_marked_p): Likewise.
1871 (tree_int_map): Inherit from tree_map_base.
1872 (tree_int_map_eq): Make it a macro.
1873 (tree_int_map_hash): Likewise.
1874 (tree_int_map_marked_p): Likewise.
1875 (tree_priority_map): New type.
1876 (tree_priority_map_eq): New macro.
1877 (tree_priority_map_hash): Likewise.
1878 (tree_priority_map_marked_p): Likewise.
1879 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1881 (emutls_common_1): Likewise.
1882 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1883 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1884 of tree_map hierarchy.
1885 * tree-cfg.c (move_stmt_r): Likewise.
1886 (new_label_mapper): Likewise.
1887 * c-tree.h (c_expand_body): Move to ...
1888 * c-common.h (c_expand_body): ... here.
1889 * c-decl.c (c_expand_body): Move to ...
1890 * c-common.c (c_expand_body): ... here.
1891 (c_common_attribute_table): Allow 1 argument for the constructor
1892 and destructor attributes.
1893 (get_priority): New function.
1894 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1895 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1897 2007-02-24 Jan Hubicka <jh@suse.cz>
1900 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1902 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1903 Jan Hubicka <jh@suse.cz>
1906 * i386.c (counter_mode): New function.
1907 (expand_set_or_movmem_via_loop): Use it.
1908 (expand_movmem_epilogue): Likewise; fix pasto.
1909 (ix86_expand_movmem): Do emit guard even for constant counts.
1910 (ix86_expand_setmem): Likewise.
1912 2007-02-25 Nick Clifton <nickc@redhat.com>
1914 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1915 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1917 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1921 count argument with 0x10, not with 0x16.
1922 (expand_setmem_epilogue): Ditto.
1924 2007-02-24 Mike Stump <mrs@apple.com>
1926 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1929 2007-02-24 Richard Guenther <rguenther@suse.de>
1932 * fold-const.c (fold_binary): Fold x +- CST op x for
1933 EQ_EXPR and NE_EXPR.
1935 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1937 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1939 2007-02-24 Jan Hubicka <jh@suse.cz>
1941 * cgraphunit.c (decide_is_function_needed): Honor
1942 -fkeep-inline-functions.
1944 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1946 * builtins.c (fold_builtin_modf): New.
1947 (fold_builtin_2): Use it.
1949 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1951 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1952 (determine_max_iter): Take additional LOOP arg; all callers changed.
1953 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1954 one using simplifications.
1955 (simplify_using_initial_values): Return if the expression becomes
1956 invalid due to altered regs.
1958 2007-02-23 DJ Delorie <dj@redhat.com>
1960 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1962 2007-02-23 Mike Stump <mrs@apple.com>
1964 * tlink.c (scan_linker_output): Parse linker messages from
1965 darwin9's linker better.
1967 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1970 * varpool.c (varpool_assemble_pending_decls): Set
1971 varpool_last_needed_node to null.
1973 2007-02-23 DJ Delorie <dj@redhat.com>
1975 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1976 alignment bigger than the object file can handle.
1978 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1982 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1983 (*movsf_1): Penalize MMX moves.
1985 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1987 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1988 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1990 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1992 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1994 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1995 (fold_builtin_1): Use them.
1996 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1997 BUILT_IN_SIGNIFICAND.
1999 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2001 * config/i386/i386.c (bdesc_1arg): Initialize
2002 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2003 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2004 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2005 and IX86_BUILTIN_MOVSLDUP.
2007 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2009 PR rtl-optimization/30841
2010 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2012 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2014 * builtins.c (fold_builtin_frexp): New.
2015 (fold_builtin_2): Use it.
2017 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2019 * doc/invoke.texi (Spec Files): Document getenv spec function.
2021 * gcc.c (getenv_spec_function): New function.
2022 (static_spec_functions): Add it.
2023 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2024 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2027 2007-02-22 Michael Matz <matz@suse.de
2030 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2031 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2033 2007-02-22 Ian Lance Taylor <iant@google.com>
2036 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2037 (mem_loc_descriptor): Call it.
2039 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2040 Ira Rosen <irar@il.ibm.com>
2042 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2044 2007-02-22 Ira Rosen <irar@il.ibm.com>
2046 PR tree-optimization/30843
2047 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2048 stores only after all the group is vectorized.
2050 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2052 PR tree-optimization/30858
2053 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2054 in the reduction cycle have a single use in the loop.
2055 * tree-vectorizer.h (relevant): Add documentation.
2057 2007-02-20 Mike Stump <mrs@apple.com>
2059 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2060 * configure: Regenerate.
2062 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2064 Change the defaults of some parameters and options.
2065 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2066 * config/spu/spu.c (spu_optimization_options): Add.
2067 (spu_override_options): Change params in spu_optimization_options.
2068 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2070 Register 127 is only 16 byte aligned when used as a frame pointer.
2071 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2072 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2073 HARD_FRAME_POINTER_REGNUM.
2074 (spu_legitimate_address): Use regno_aligned_for_reload.
2075 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2076 aligned when frame_pointer_needed is true.
2077 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2079 * config/spu/spu.h (INIT_EXPANDERS): Define.
2081 Make sure shift and rotate instructions have valid immediate operands.
2082 * config/spu/predicates.md (spu_shift_operand): Remove.
2083 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2084 * config/spu/constraints.md (W, O): Extend range.
2085 * config/spu/spu.md (umask, nmask): Define.
2086 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2087 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2088 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2089 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2090 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2091 (lshr<mode>3_reg): Fix rtl description.
2093 Make sure mulhisi immediate operands are valid.
2094 * config/spu/predicates.md (imm_K_operand): Add.
2095 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2097 Generate constants using fsmbi and andi.
2098 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2099 (print_operand, spu_split_immediate, classify_immediate,
2100 fsmbi_const_p): Handle IC_FSMBI2.
2102 Correctly handle a CONST_VECTOR containing symbols.
2103 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2104 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2105 (immediate_load_p): Allow symbols that use 2 instructions to create.
2106 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2107 with symbols when flag_pic is set.
2108 (const_vector_immediate_p): New.
2109 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2110 accept a CONST_VECTOR with symbols.
2111 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2112 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2114 * config/spu/spu.md (high, low): Delete.
2115 (low_<mode>): Define.
2117 Remove INTRmode and INTR_REGNUM, which didn't work.
2118 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2120 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2121 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2122 peephole2 pattern): Don't use INTR or 131.
2123 (movintrcc): Delete.
2124 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2125 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2126 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2127 (UNSPEC_SET_INTR): Add.
2128 * config/spu/spu-modes.def (INTR): Remove.
2130 More accurate warnings about run-time relocations.
2131 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2133 Correctly warn about immediate arguments to specific intrinsics.
2134 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2135 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2136 the instruction predicate.
2138 Fix tree check errors with latest update.
2139 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2141 (spu_expand_builtin): Use CALL_EXPR_FN.
2143 Add missing specific intrinsics.
2144 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2146 * config/spu/spu_internals.h: Ditto.
2148 Fix incorrect operand modifiers.
2149 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2150 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2152 Optimize one case of zero_extend of a vec_select.
2153 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2155 Accept any immediate for hbr.
2156 * config/spu/spu.md (hbr): Change s constraints to i.
2158 2007-02-21 Paul Brook <paul@codesourcery.com>
2160 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2161 condexec_count when skipping USE and CLOBBER.
2163 2007-02-21 Nick Clifton <nickc@redhat.com>
2165 * common.opt (Warray-bounds): Add Warning attribute.
2166 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2168 (fsized-zeroes): Add Optimization attribute.
2169 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2170 * c.opt (Wc++0x-compat): Add Warning attribute.
2172 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2175 * reload1.c (eliminate_regs_in_insn): In the single_set special
2176 case, attempt to re-recognize the insn before falling back to
2177 having reload fix it up.
2179 2007-02-20 Eric Christopher <echristo@gmail.com>
2181 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2182 Rewrite accordingly.
2183 (frv_read_iacc_argument): Ditto.
2184 (frv_expand_set_builtin): Take a call instead of arglist, update for
2186 (frv_expand_unop_builtin): Ditto.
2187 (frv_expand_binop_builtin): Ditto.
2188 (frv_expand_cut_builtin): Ditto.
2189 (frv_expand_binopimm_builtin): Ditto.
2190 (frv_expand_voidbinop_builtin): Ditto.
2191 (frv_expand_int_void2arg): Ditto.
2192 (frv_expand_prefetches): Ditto.
2193 (frv_expand_voidtriop_builtin): Ditto.
2194 (frv_expand_voidaccop_builtin): Ditto.
2195 (frv_expand_load_builtin): Ditto.
2196 (frv_expand_store_builtin): Ditto.
2197 (frv_expand_mdpackh_builtin): Ditto.
2198 (frv_expand_mclracc_builtin): Ditto.
2199 (frv_expand_mrdacc_builtin): Ditto.
2200 (frv_expand_mwtacc_builtin): Ditto.
2201 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2204 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2206 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2207 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2209 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2211 * configure: Regenerate.
2212 * config.in: Regenerate.
2213 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2214 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2215 masks to power6 and power6x and to POWERPC_MASKS.
2216 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2218 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2219 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2220 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2221 Access PROTOTYPE as variable, not mask.
2223 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2225 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2226 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2227 * combine.c (adjust_for_new_dest): Use it.
2228 * postreload.c (reload_combine): Likewise.
2230 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2232 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2233 notes on an insn with multiple sets, even if single_set returns
2234 non-NULL for that insn.
2236 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2238 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2241 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2243 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2244 if user didn't pass it.
2245 * config/i386/darwin.h (CC1_SPEC): Likewise.
2246 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2247 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2248 -mmacosx-version-min.
2250 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2251 Uros Bizjak <ubizjak@gmail.com>
2253 * optabs.h (enum optab_index): Add new OTI_scalb.
2254 (scalb_optab): Define corresponding macro.
2255 * optabs.c (init_optabs): Initialize scalb_optab.
2256 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2258 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2259 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2260 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2261 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2262 flag_unsafe_math_optimizations is set.
2264 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2265 to implement scalbf, scalb and scalbl built-ins as inline x87
2268 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2269 DJ Delorie <dj@redhat.com>
2272 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2273 (diagnostic_report_diagnostic): ... here, and turn them into real
2274 errors. If warnings are inhibited, no need to do anything.
2276 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2279 better code generation.
2281 2007-02-20 Ben Elliston <bje@au.ibm.com>
2283 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2285 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2287 * config/alpha/alpha.c, config/alpha/alpha.md,
2288 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2289 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2290 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2291 config/arm/lib1funcs.asm: Follow spelling conventions.
2293 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2294 config/fr30/fr30.md, config/i386/i386.h,
2295 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2296 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2297 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2298 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2299 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2300 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2301 config/sparc/sparc.c, config/sparc/sparc.h,
2302 config/sparc/sparc.md, config/spu/constraints.md,
2303 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2306 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2309 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2312 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2314 * doc/invoke.texi (-ftree-lrs): Remove.
2316 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2318 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2321 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2323 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2324 new CALL_EXPR_FN macro for retrieving the function
2325 declaration of the input expression.
2327 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2329 * c.opt (Waddress): New.
2330 * common.opt (Walways-true): Delete.
2331 (Wstring-literal-comparison): Delete.
2332 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2333 -Wstring-literal-comparison. Add -Waddress.
2335 (Walways-true): Delete.
2336 (Wstring-literal-comparison): Delete.
2337 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2338 consistently instead of -Walways-true in example.
2339 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2340 * c-typeck.c (parser_build_binary_op): Replace
2341 -Wstring-literal-comparison and -Walways-true with -Waddress.
2342 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2345 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2347 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2348 without DECL_STRUCT_FUNCTION initialized.
2350 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2352 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2353 due to calls to functions taking pointers as parameters.
2355 2007-02-19 Richard Henderson <rth@redhat.com>
2358 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2361 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2363 * config/s390/s390.c (s390_call_saved_register_used,
2364 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2365 accessed to the new scheme.
2367 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2369 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2370 (cris_print_index, cris_print_operand, cris_print_operand_address)
2371 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2372 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2373 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2375 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2376 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2377 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2378 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2379 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2380 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2381 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2382 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2383 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2384 (uminsi3, call, call_value): Ditto.
2385 (define_split: indir_to_reg_split, unnamed): Ditto.
2387 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2389 PR tree-optimization/30975
2390 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2393 2007-02-18 Eric Christopher <echristo@gmail.com>
2395 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2396 Remove use of arglist.
2397 (mips_expand_builtin): Remove use of arglist, pass in expr.
2398 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2399 (mips_expand_builtin_movtf): Ditto.
2400 (mips_expand_builtin_compare): Ditto.
2402 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2404 * tree-sra.c (sra_build_assignment): Replace assertion
2405 checking with a comment explaining why it can't be done.
2407 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2410 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2411 during CALL_EXPR representation conversion.
2412 * tree-ssa-propagate.c (set_rhs): Likewise.
2414 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2416 * tree-sra.c (sra_build_assignment): Disable assertion checking
2419 2007-02-18 Roger Sayle <roger@eyesopen.com>
2421 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2422 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2423 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2425 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2426 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2427 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2428 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2429 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2430 force_gimple_operand): Likewise.
2431 * ipa-cp.c (constant_val_insert): Likewise.
2432 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2433 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2434 perfect_nestify): Likewise.
2435 * langhooks.c (lhd_omp_assignment): Likewise.
2436 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2437 lower_copyprivate_clauses, lower_send_clauses,
2438 lower_send_shared_vars, expand_parallel_call,
2439 expand_omp_for_generic, expand_omp_for_static_nochunk,
2440 expand_omp_for_static_chunk, expand_omp_sections,
2441 lower_omp_single_copy, lower_omp_for_lastprivate,
2442 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2443 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2444 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2447 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2449 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2450 config/sh/sh.md: Follow spelling conventions.
2452 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2453 config/frv/predicates.md: Follow spelling conventions.
2455 * config/m68k/linux-unwind.h: Fix a comment typo.
2456 * target.h: Follow spelling conventions.
2458 2007-02-18 Roger Sayle <roger@eyesopen.com>
2460 PR rtl-optimization/28173
2461 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2462 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2463 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2464 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2465 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2467 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * builtins.c (fold_builtin_load_exponent): New.
2470 (fold_builtin_2): Use it.
2472 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2474 PR rtl-optimization/30773
2475 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2476 if we fail to attach a REG_EQUIV note.
2478 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2479 Roger Sayle <roger@eyesopen.com>
2481 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2483 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2485 * calls.c (initialize_argument_information): Pass original EXP
2486 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2487 code to split complex arguments here, as part of initializing the
2489 (expand_call): Remove code that builds a list of arguments and
2490 inserts implicit arguments into it. Instead, just count how many
2491 implicit arguments there will be so we can determine the size of
2492 the ARGS array, and let initialize_argument_information do the work.
2493 (split_complex_values): Delete unused function.
2495 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2497 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2499 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2501 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2502 for arg pointer based indexed addressing.
2504 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2506 * config/ia64/ia64.h, config/ia64/ia64.md,
2507 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2508 spelling conventions.
2510 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2512 * config/m68k/m68k.c (split_di): New.
2513 * config/m68k/m68k-protos.h: Declare split_di.
2514 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2515 Improve predicate handling and split constant shifts.
2517 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2519 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2520 parameter for register bitfield operations, general predicates
2523 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2525 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2526 * config/m68k/linux-unwind.h: New file.
2528 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2530 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2531 config/i386/athlon.md, config/ia64/ia64.md,
2532 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2533 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2534 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2535 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2536 tree-vect-transform.c: Fix comment typos.
2538 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2540 * sched-deps.c (find_insn_list): Remove.
2541 * sched-int.h: Remove the prototype for find_insn_list.
2543 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2545 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2547 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2548 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2549 darwin_rs6000_override_options.
2550 (C_COMMON_OVERRIDE_OPTIONS): Expect
2551 darwin_macosx_version_min to be non-NULL always.
2552 (TARGET_C99_FUNCTIONS): Likewise.
2553 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2554 (DARWIN_MINVERSION_SPEC): New.
2555 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2556 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2558 (DARWIN_MINVERSION_SPEC): New.
2559 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2561 * config/darwin-c.c (darwin_cpp_builtins): Expect
2562 darwin_macosx_version_min to be non-NULL always.
2564 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2566 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.h (x86_use_xchgb): New.
2569 (TARGET_USE_XCHGB): New macro.
2570 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2571 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2572 Split after reload into bswaphi for shifts of 8.
2573 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2574 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2575 or when optimizing for size.
2577 2007-02-16 Richard Guenther <rguenther@suse.de>
2578 Christian Bruel <christian.bruel@st.com>
2580 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2581 DECLs but prefer SSA_NAMEs over DECLs.
2583 2007-02-16 Richard Guenther <rguenther@suse.de>
2585 * tree-flow-inline.h (single_imm_use_p): Remove.
2586 (zero_imm_uses_p): Likewise.
2587 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2588 instead of single_imm_use_p.
2589 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2592 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2595 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2596 nested double- and backquotes.
2598 2007-02-15 Roger Sayle <roger@eyesopen.com>
2601 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2602 should be unreachable.
2603 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2604 For the time being redirect GIMPLE_MODIFY_STMT to the new
2605 (renamed) build_gimple_modify_stmt_stat.
2606 (build2_gimple_stat): Rename to...
2607 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2608 Always build a GIMPLE_MODIFY_STMT node.
2609 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2610 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2613 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2614 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2615 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2616 expand_complex_div_wide): Likewise.
2617 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2618 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2619 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2620 * tree-ssa-loop-manip.c (create_iv): Likewise.
2621 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2622 abs_replacement): Likewise.
2623 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2624 realify_fake_stores): Likewise.
2626 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2627 node rather than a GIMPLE_MODIFY_STMT node.
2628 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2629 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2631 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2632 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2635 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2638 * fold-const.c (fold_comparison): Add back the
2639 folding of constant complex comparisions.
2641 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2644 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2645 effects unknown to this function, return early.
2647 2007-02-15 Ian Lance Taylor <iant@google.com>
2649 * lower-subreg.c (move_eh_region_note): New static function.
2650 (resolve_simple_move): Call it.
2651 (decompose_multiword_subregs): Track blocks for which we resolve a
2652 simple move which is also a control flow insn. Pass them to
2653 find_many_sub_basic_blocks.
2654 (pass_lower_subreg): Add TODO_verify_flow.
2655 (pass_lower_subreg2): Likewise.
2657 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2658 Brooks Moses <brooks.moses@codesourcery.com>
2659 Lee Millward <lee.millward@codesourcery.com>
2661 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2662 (VL_EXP_CLASS_P): New.
2663 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2665 (TREE_OPERAND_CHECK_CODE): Likewise.
2666 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2667 (TREE_RTL_OPERAND_CHECK): Likewise.
2668 (tree_operand_check_failed): Make second parameter the whole tree
2669 instead of its code. Fixed callers.
2670 (VL_EXP_CHECK): New.
2671 (TREE_OPERAND_LENGTH): New.
2672 (VL_EXP_OPERAND_LENGTH): New.
2673 (CALL_EXPR_FN): New.
2674 (CALL_EXPR_STATIC_CHAIN): New.
2675 (CALL_EXPR_ARGS): New.
2676 (CALL_EXPR_ARG): New.
2677 (call_expr_nargs): New.
2678 (CALL_EXPR_ARGP): New.
2679 (build_nt_call_list): Declare.
2680 (build_vl_exp_stat): Declare.
2681 (build_vl_exp): New.
2682 (build_call_list): Declare.
2683 (build_call_nary): Declare.
2684 (build_call_valist): Declare.
2685 (build_call_array): Declare.
2686 (call_expr_arg): Declare.
2687 (call_expr_argp): Declare.
2688 (call_expr_arglist): Declare.
2689 (fold_build_call_list): Declare.
2690 (fold_build_call_list_initializer): Declare.
2691 (fold_call_expr): Declare to replace fold_builtin.
2692 (fold_builtin_fputs): Update to agree with modified definition.
2693 (fold_builtin_strcpy): Likewise.
2694 (fold_builtin_strncpy): Likewise.
2695 (fold_builtin_memory_chk): Likewise.
2696 (fold_builtin_stxcpy_chk): Likewise.
2697 (fold_builtin_strncpy_chk): Likewise.
2698 (fold_builtin_next_arg): Likewise.
2699 (fold_build_call_expr): Declare.
2700 (fold_builtin_call_list): Declare.
2701 (fold_builtin_call_valist): Declare.
2702 (build_call_expr): Declare.
2703 (validate_arglist): Update to agree with modified definition.
2704 (tree_operand_length): New.
2705 (call_expr_arg_iterator): New.
2706 (init_call_expr_arg_iterator): New.
2707 (next_call_expr_arg): New.
2708 (first_call_expr_arg): New.
2709 (more_call_expr_args_p): New.
2710 (FOR_EACH_CALL_EXPR_ARG): New.
2712 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2713 and tcc_gimple_stmt.
2714 (tree_code_size): Update documentation. Use sizeof (tree) rather
2715 than sizeof (char *).
2716 (tree_size): Likewise. Add case for tcc_vl_exp.
2717 (tree_node_structure): Add case for tcc_vl_exp.
2718 (contains_placeholder_p): Likewise.
2719 (substitute_in_expr): Likewise.
2720 (substitute_placeholder_in_expr): Likewise.
2721 (stabilize_reference_1): Likewise.
2722 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2723 to diagnose breakage of this interface for constructing CALL_EXPRs.
2724 (build_nt): Add similar assertion here.
2725 (build_nt_call_list): New.
2726 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2727 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2729 (get_callee_fndecl): Use new CALL_EXPR accessors.
2730 (tree_operand_check_failed): Change parameters to pass entire node
2731 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2732 (process_call_operands): New.
2733 (build_vl_exp_stat): New.
2734 (build_call_list): New.
2735 (build_call_nary): New.
2736 (build_call_valist): New.
2737 (build_call_array): New.
2738 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2739 (call_expr_arglist): New.
2741 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2742 tcc_vl_exp instead of a fixed-size tcc_expression.
2744 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2745 accessors for CALL_EXPRs.
2746 (AGGR_INIT_EXPR): Likewise.
2748 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2749 Brooks Moses <brooks.moses@codesourcery.com>
2750 Lee Millward <lee.millward@codesourcery.com>
2752 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2753 (expand_builtin_nonlocal_goto): Change parameter to be entire
2754 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2755 (expand_builtin_prefetch): Likewise.
2756 (expand_builtin_classify_type): Likewise.
2757 (mathfn_built_in): Return NULL_TREE instead of 0.
2758 (expand_errno_check): Use new CALL_EXPR accessors.
2759 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2760 Return NULL_RTX instead of 0.
2761 (expand_builtin_mathfn_2): Likewise.
2762 (expand_builtin_mathfn_3): Likewise.
2763 (expand_builtin_interclass_mathfn): Likewise.
2764 (expand_builtin_sincos): Likewise.
2765 (expand_builtin_cexpi): Likewise.
2766 (expand_builtin_int_roundingfn): Likewise.
2767 (expand_builtin_int_roundingfn_2): Likewise.
2768 (expand_builtin_pow): Likewise.
2769 (expand_builtin_powi): Likewise.
2770 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2771 of arglist, fixing callers appropriately. Use new CALL_EXPR
2772 accessors and constructors. Return NULL_RTX instead of 0.
2773 (expand_builtin_strstr): Likewise.
2774 (expand_builtin_strchr): Likewise.
2775 (expand_builtin_strrchr): Likewise.
2776 (expand_builtin_strpbrk): Likewise.
2777 (expand_builtin_memcpy): Likewise.
2778 (expand_builtin_mempcpy): Likewise.
2779 (expand_builtin_mempcpy_args): New.
2780 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2781 (expand_builtin_memmove_args): New.
2782 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2783 (expand_movstr): Likewise.
2784 (expand_builtin_strcpy): Likewise.
2785 (expand_builtin_strcpy_args): New.
2786 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2787 (expand_builtin_strncpy): Likewise.
2788 (expand_builtin_memset): Likewise.
2789 (expand_builtin_memset_args): New.
2790 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2791 (expand_builtin_memcmp): Likewise.
2792 (expand_builtin_strcmp): Likewise.
2793 (expand_builtin_strncmp): Likewise.
2794 (expand_builtin_strcat): Likewise.
2795 (expand_builtin_strncat): Likewise.
2796 (expand_builtin_strspn): Likewise.
2797 (expand_builtin_strcspn): Likewise.
2798 (expand_builtin_args_info): Likewise.
2799 (expand_builtin_va_start): Likewise.
2800 (gimplify_va_arg_expr): Likewise.
2801 (expand_builtin_va_end): Likewise.
2802 (expand_builtin_va_copy): Likewise.
2803 (expand_builtin_frame_address): Likewise.
2804 (expand_builtin_alloca): Likewise.
2805 (expand_builtin_bswap): Likewise.
2806 (expand_builtin_unop): Likewise.
2807 (expand_builtin_fputs): Likewise.
2808 (expand_builtin_expect): Likewise.
2809 (expand_builtin_fabs): Likewise.
2810 (expand_builtin_copysign): Likewise.
2811 (expand_builtin_printf): Likewise.
2812 (expand_builtin_fprintf): Likewise.
2813 (expand_builtin_sprintf): Likewise.
2814 (expand_builtin_init_trampoline): Likewise.
2815 (expand_builtin_signbit): Likewise.
2816 (expand_builtin_fork_or_exec): Likewise.
2817 (expand_builtin_sync_operation): Likewise.
2818 (expand_builtin_compare_and_swap): Likewise.
2819 (expand_builtin_lock_test_and_set): Likewise.
2820 (expand_builtin_lock_release): Likewise.
2821 (expand_builtin): Likewise.
2822 (builtin_mathfn_code): Likewise.
2824 (fold_builtin_constant_p): Pass call arguments individually instead
2825 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2826 accessors and constructors. Return NULL_TREE instead of 0.
2827 (fold_builtin_expect): Likewise.
2828 (fold_builtin_classify_type): Likewise.
2829 (fold_builtin_strlen): Likewise.
2830 (fold_builtin_nan): Likewise.
2831 (integer_valued_real_p): Likewise.
2832 (fold_trunc_transparent_mathfn): Likewise.
2833 (fold_fixed_mathfn): Likewise.
2834 (fold_builtin_cabs): Likewise.
2835 (fold_builtin_sqrt): Likewise.
2836 (fold_builtin_cbrt): Likewise.
2837 (fold_builtin_cos): Likewise.
2838 (fold_builtin_cosh): Likewise.
2839 (fold_builtin_tan): Likewise.
2840 (fold_builtin_sincos): Likewise.
2841 (fold_builtin_cexp): Likewise.
2842 (fold_builtin_trunc): Likewise.
2843 (fold_builtin_floor): Likewise.
2844 (fold_builtin_ceil): Likewise.
2845 (fold_builtin_round): Likewise.
2846 (fold_builtin_int_roundingfn): Likewise.
2847 (fold_builtin_bitop): Likewise.
2848 (fold_builtin_bswap): Likewise.
2849 (fold_builtin_logarithm): Likewise.
2850 (fold_builtin_hypot): Likewise.
2851 (fold_builtin_pow): Likewise.
2852 (fold_builtin_powi): Likewise.
2853 (fold_builtin_exponent): Likewise.
2854 (fold_builtin_memset): Likewise.
2855 (fold_builtin_bzero): Likewise.
2856 (fold_builtin_memory_op): Likewise.
2857 (fold_builtin_bcopy): Deleted; call site changed to invoke
2858 fold_builtin_memory_op directly.
2859 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2860 (fold_builtin_strncpy): Likewise.
2861 (fold_builtin_memcmp): Likewise.
2862 (fold_builtin_strcmp): Likewise.
2863 (fold_builtin_strncmp): Likewise.
2864 (fold_builtin_signbit): Likewise.
2865 (fold_builtin_copysign): Likewise.
2866 (fold_builtin_isascii): Likewise.
2867 (fold_builtin_toascii): Likewise.
2868 (fold_builtin_isdigit): Likewise.
2869 (fold_builtin_fabs): Likewise.
2870 (fold_builtin_abs): Likewise.
2871 (fold_builtin_fmin_fmax): Likewise.
2872 (fold_builtin_carg): Likewise.
2873 (fold_builtin_classify): Likewise.
2874 (fold_builtin_unordered_cmp): Likewise.
2876 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2877 New functions split out from fold_builtin_1.
2878 (fold_builtin_n): New.
2879 (fold_builtin_varargs): New.
2880 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2882 (fold_call_expr): New.
2883 (build_function_call_expr): Rewrite to use new helper function.
2884 (fold_builtin_call_list): New.
2885 (build_call_expr): New.
2886 (fold_builtin_call_valist): New.
2887 (rewrite_call_expr): New.
2888 (validate_arg): New.
2889 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2890 of an arglist. Change return type to bool. Use new CALL_EXPR
2893 (fold_builtin_strstr): Pass call arguments individually instead
2894 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2895 accessors and constructors. Return NULL_TREE instead of 0.
2896 (fold_builtin_strchr): Likewise.
2897 (fold_builtin_strrchr): Likewise.
2898 (fold_builtin_strpbrk): Likewise.
2899 (fold_builtin_strcat): Likewise.
2900 (fold_builtin_strncat): Likewise.
2901 (fold_builtin_strspn): Likewise.
2902 (fold_builtin_strcspn): Likewise.
2903 (fold_builtin_fputs): Likewise.
2904 (fold_builtin_next_arg): Likewise.
2905 (fold_builtin_sprintf): Likewise.
2907 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2908 NULL_RTX instead of 0.
2909 (expand_builtin_memory_chk): Likewise.
2910 (maybe_emit_chk_warning): Likewise.
2911 (maybe_emit_sprintf_chk_warning): Likewise.
2913 (fold_builtin_object_size): Pass call arguments individually instead
2914 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2915 accessors and constructors. Return NULL_TREE instead of 0.
2916 (fold_builtin_memory_chk): Likewise.
2917 (fold_builtin_stxcpy_chk): Likewise.
2918 (fold_builtin_strncpy_chk): Likewise.
2919 (fold_builtin_strcat_chk): Likewise.
2920 (fold_builtin_strcat_chk): Likewise.
2921 (fold_builtin_strncat_chk): Likewise.
2922 (fold_builtin_sprintf_chk): Likewise.
2923 (fold_builtin_snprintf_chk): Likewise.
2924 (fold_builtin_printf): Likewise.
2925 (fold_builtin_vprintf): Likewise.
2927 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2929 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2930 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2931 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2932 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2933 (fold_unary): Likewise.
2934 (fold_binary): Likewise.
2935 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2936 ternary expressions.
2937 (fold): Add logic for tcc_vl_exp.
2938 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2939 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2940 (fold_build3_stat): Add assertion to flag broken interface for
2941 constructing CALL_EXPRs.
2942 (fold_build_call_list): New.
2943 (fold_build_call_list_initializer): New.
2944 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2946 (fold_strip_sign_ops): Likewise.
2948 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2949 Brooks Moses <brooks.moses@codesourcery.com>
2950 Lee Millward <lee.millward@codesourcery.com>
2952 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2953 accessors and dump arguments explicitly.
2955 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2957 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2959 (print_call_name): Use new CALL_EXPR accessors.
2961 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2962 CALL_EXPR arguments explicitly instead of as a list. Use
2963 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2965 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2966 (vrp_visit_stmt): Likewise.
2968 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2969 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2971 (force_move_till_expr): Likewise.
2973 * targhooks.c (default_external_stack_protect_fail): Use
2974 build_call_expr instead of build_function_call_expr.
2975 (default_hidden_stack_protect_fail): Likewise.
2977 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2980 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2981 and walk arguments explicitly.
2983 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2984 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2985 (expand_simple_operations): Likewise.
2986 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2988 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2989 of TREE_CODE_LENGTH.
2990 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2992 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2993 instead of TREE_CODE_LENGTH.
2995 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2996 (tree_ic_transform): Likewise.
2997 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2998 parameter instead of arglist. Fix callers.
2999 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3000 (tree_stringops_transform): Likewise.
3001 (tree_indirect_call_to_profile): Likewise.
3002 (tree_stringops_values_to_profile): Likewise.
3004 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3005 (eliminate_tail_call): Likewise.
3007 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3009 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3010 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3012 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3014 * omp-low.c (build_omp_barrier): Use build_call_expr.
3015 (lower_rec_input_clauses): Likewise.
3016 (lower_reduction_clauses): Likewise.
3017 (expand_parallel_call): Likewise.
3018 (maybe_catch_exception): Likewise.
3019 (expand_omp_for_generic): Likewise.
3020 (expand_omp_for_static_nochunk): Likewise.
3021 (expand_omp_sections): Likewise.
3022 (lower_omp_single_simple): Likewise.
3023 (lower_omp_single_copy): Likewise.
3024 (lower_omp_master): Likewise.
3025 (lower_omp_ordered): Likewise.
3026 (lower_omp_critical): Likewise.
3028 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3029 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3031 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3032 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3033 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3035 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3036 and generalize to handle any number of operands.
3037 (chrec_contains_undetermined): Likewise.
3038 (tree_contains_chrecs): Likewise.
3039 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3041 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3043 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3044 fold_call_expr instead of fold_builtin.
3045 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3046 match declarations there.
3047 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3050 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3051 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3053 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3054 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3056 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3059 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3060 (execute_cse_sincos): Use new CALL_EXPR accessors.
3062 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3064 * gimple-low.c (lower_function_body): Use build_call_expr.
3065 (lower_builtin_setjmp): Likewise.
3067 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3068 (set_storage_via_libcall): Likewise.
3069 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3070 instead of TREE_CODE_LENGTH.
3071 (expand_expr_real_1): Use new CALL_EXPR accessors.
3073 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3074 generalize to handle any number of operands.
3075 (TB_parent_eq): Likewise.
3077 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3078 (strip_builtin_expect): Likewise.
3080 * function.c (gimplify_parameters): Use build_call_expr.
3082 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3083 instead of TREE_CODE_LENGTH.
3085 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3086 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3088 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3091 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3092 (gimplify_decl_expr): Likewise.
3093 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3094 Use new CALL_EXPR iterators.
3095 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3096 (gimplify_modify_expr_to_memset): Likewise.
3097 (gimplify_variable_sized_compare): Likewise.
3098 (gimplify_omp_atomic_fetch_op): Likewise.
3099 (gimplify_omp_atomic_pipeline): Likewise.
3100 (gimplify_omp_atomic_mutex): Likewise.
3101 (gimplify_function_tree): Likewise.
3103 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3104 (call_expr_flags): Likewise.
3105 (expand_call): Likewise.
3107 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3108 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3111 * coverage.c (create_coverage): Use build_call_expr.
3113 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3114 (temp_call_expr_obstack): New.
3115 (pool_copy_list): Delete.
3116 (temp_copy_call_expr): New.
3117 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3118 CALL_EXPR accessors. Get rid of special goo for copying argument
3119 lists and use temp_copy_call_expr instead.
3120 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3121 CALL_EXPR accessors.
3122 (create_expression_by_pieces): Likewise. Use build_call_array
3123 to construct the result instead of fold_build3.
3124 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3125 dealing with argument lists.
3126 (init_pre): Remove references to expression_node_pool and
3127 list_node_pool. Init temp_call_expr_obstack instead.
3128 (fini_pre): Remove references to expression_node_pool and
3131 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3132 and walk arguments explicitly instead of as a list.
3134 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3135 (mx_register_decls): Likewise.
3136 (mudflap_register_call): Likewise.
3137 (mudflap_finish_file): Likewise.
3139 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3140 (ipa_callsite_compute_param): Likewise.
3142 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3143 accessors and constructor.
3145 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3146 accessors and constructor.
3147 (convert_tramp_reference): Likewise.
3148 (convert_call_expr): Likewise.
3149 (finalize_nesting_tree_1): Likewise.
3151 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3154 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3156 * tree-inline.c (initialize_inlined_parameters): Pass entire
3157 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3159 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3160 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3162 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3163 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3164 (vectorizable_reduction): Likewise.
3165 (vectorizable_call): Use new CALL_EXPR iterators.
3166 (vectorizable_conversion): Use build_call_expr.
3167 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3168 (vect_gen_widened_results_half): Use build_call_expr.
3169 (vect_setup_realignment): Likewise.
3170 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3172 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3173 (pass_through_call): Likewise.
3174 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3177 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3178 (tree_gen_pow2_profiler): Likewise.
3179 (tree_gen_one_value_profiler): Likewise.
3180 (tree_gen_ic_func_profiler): Likewise.
3181 (tree_gen_average_profiler): Likewise.
3182 (tree_gen_ior_profiler): Likewise.
3184 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3185 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3186 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3188 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3189 of TREE_CODE_LENGTH.
3191 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3192 of TREE_CODE_LENGTH.
3194 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3196 (convert_to_integer): Likewise.
3198 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3201 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3202 Brooks Moses <brooks.moses@codesourcery.com>
3203 Lee Millward <lee.millward@codesourcery.com>
3205 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3207 * config/frv/frv.c (frv_expand_builtin): Likewise.
3208 * config/s390/s390.c (s390_expand_builtin): Likewise.
3210 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3211 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3213 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3214 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3215 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3216 (ix86_expand_store_builtin): Likewise.
3217 (ix86_expand_unop_builtin): Likewise.
3218 (ix86_expand_unop1_builtin): Likewise.
3219 (ix86_expand_sse_compare): Likewise.
3220 (ix86_expand_sse_comi): Likewise.
3221 (ix86_expand_vec_init_builtin): Likewise.
3222 (ix86_expand_vec_ext_builtin): Likewise.
3223 (ix86_expand_vec_set_builtin): Likewise.
3224 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3226 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3227 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3229 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3230 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3231 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3233 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3235 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3236 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3237 arglist. Use new CALL_EXPR accessors. Fix callers.
3238 (altivec_expand_abs_builtin): Likewise.
3239 (rs6000_expand_binop_builtin): Likewise.
3240 (altivec_expand_predicate_builtin): Likewise.
3241 (altivec_expand_lv_builtin): Likewise.
3242 (spe_expand_stv_builtin): Likewise.
3243 (altivec_expand_stv_builtin): Likewise.
3244 (rs6000_expand_ternop_builtin): Likewise.
3245 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3246 (altivec_expand_st_builtin): Likewise.
3247 (altivec_expand_dst_builtin): Likewise.
3248 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3249 arglist. Use new CALL_EXPR accessors. Fix callers.
3250 (altivec_expand_vec_set_builtin): Likewise.
3251 (altivec_expand_vec_ext_builtin): Likewise.
3252 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3253 (spe_expand_builtin): Likewise.
3254 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3255 arglist. Use new CALL_EXPR accessors. Fix callers.
3256 (spe_expand_evsel_builtin): Likewise.
3257 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3258 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3260 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3261 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3262 (arm_expand_unop_builtin): Likewise.
3263 (arm_expand_builtin): Use new CALL_EXPR accessors.
3265 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3268 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3269 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3270 (bfin_expand_unop_builtin): Likewise.
3271 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3273 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3274 Brooks Moses <brooks.moses@codesourcery.com>
3275 Lee Millward <lee.millward@codesourcery.com>
3277 * c-semantics.c (build_stmt): Add internal diagnostic check.
3279 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3280 accessors. Print arguments explicitly instead of as a list.
3282 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3284 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3285 (c_finish_omp_flish): Likewise.
3287 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3288 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3289 instead of TREE_CODE_LENGTH.
3290 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3291 (c_warn_unused_result): Likewise.
3293 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3296 * doc/invoke.texi (Warning Options): Remove
3297 -Werror-implicit-function-declaration.
3298 (Wimplicit-function-declaration): Update description.
3299 * opts.c (common_handle_option): Move handling of -Werror=* to...
3300 (enable_warning_as_error): ...here.
3301 * opts.h (enable_warning_as_error): Declare.
3302 * c-decl.c (implicit_decl_warning): Unless
3303 -Wno-implicit-function-declaration is given, emit a pedwarn if
3304 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3305 * c.opt (Wimplicit-function-declaration): Replace
3306 mesg_implicit_function_declaration with
3307 warn_implicit_function_declaration.
3308 * c-opts.c (c_common_handle_option):
3309 -Werror-implicit-function-declaration is exactly equal as
3310 -Werror=implicit-function-declaration.
3311 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3312 warn_implicit_function_declaration.
3313 (c_common_post_options): -Wimplict-function-declaration is enabled
3314 by default by -std=c99, otherwise is disabled by default.
3315 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3317 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3319 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3320 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3321 former is ignored but not the latter.
3323 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3325 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3326 is made and the reference doesn't use the alias set of its type,
3327 do not create the temporary using that type.
3329 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3331 * jump.c: Remove prototypes for delete_computation and
3332 delete_prior_computation.
3334 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3336 * jump.c (get_label_after): Delete.
3337 (get_label_before, delete_computation, delete_jump,
3338 delete_prior_computation, follow_jumps): Move...
3339 * reorg.c (delete_computation, delete_prior_computation): ... here...
3340 (get_label_before, delete_jump): ... making these static ...
3341 (follow_jumps): ... and simplifying this since it only runs after
3343 * rtl.h (get_label_after, get_label_before, delete_jump,
3344 follow_jumps): Delete prototypes.
3346 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3348 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3350 2007-02-15 Nick Clifton <nickc@redhat.com>
3352 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3353 order to prevent it from being munged by the target.
3355 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/i386.md: Remove misleading comment.
3359 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3361 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3362 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3365 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3367 * tree-sra.c (instantiate_missing_elements): Canonicalize
3369 (sra_build_assignment): New.
3370 (generate_copy_inout, generate_element_copy,
3371 generate_element_zero, generate_one_element_init): Use it.
3373 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3375 * tree-sra.c (instantiate_missing_elements): Canonicalize
3377 (sra_build_assignment): New.
3378 (generate_copy_inout, generate_element_copy,
3379 generate_element_zero, generate_one_element_init): Use it.
3381 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3383 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3386 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3388 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3389 types as aggregates not scalars.
3390 * function.c (assign_stack_temp_for_type): Likewise.
3392 2007-02-14 Roger Sayle <roger@eyesopen.com>
3393 Zdenek Dvorak <dvorakz@suse.cz>
3395 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3398 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3400 * passes.c (next_pass_1): Clear the next field of the copied
3403 2007-02-14 Richard Henderson <rth@redhat.com>
3405 * tree-sra.c (early_sra): New.
3406 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3407 (tree_sra_early, pass_sra_early): New.
3408 * tree-pass.h (pass_sra_early): Declare.
3409 * passes.c (init_optimization_passes): Use it.
3411 2007-02-14 Richard Guenther <rguenther@suse.de>
3413 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3415 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3417 PR tree-optimization/30771
3418 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3420 (vect_analyze_operations): Induction phis can now be marked as
3422 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3423 Update documentation accordingly.
3425 2007-02-14 Nick Clifton <nickc@redhat.com>
3427 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3428 most 3 arguments are supported.
3429 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3431 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3433 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3434 Ensure dst->current is valid.
3436 2007-02-13 Paul Brook <paul@codesourcery.com>
3438 * config.gcc: Add arm*-*-uclinux-*eabi.
3439 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3440 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3441 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3442 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3443 (LINK_SPEC): Define.
3445 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3447 * config/arm/uclinux-eabi.h: New file.
3448 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3449 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3452 2007-02-13 Ian Lance Taylor <iant@google.com>
3454 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3455 * flags.h (warn_strict_overflow): Declare.
3456 (enum warn_strict_overflow_code): Define.
3457 (issue_strict_overflow_warning): New static inline function.
3458 * opts.c (warn_strict_overflow): New variable.
3459 (common_handle_option): Handle OPT_Wstrict_overflow and
3460 OPT_Wstrict_overflow_.
3461 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3463 * fold-const.c: Include intl.h.
3464 (fold_deferring_overflow_warnings): New static variable.
3465 (fold_deferred_overflow_warning): New static variable.
3466 (fold_deferred_overflow_code): New static variable.
3467 (fold_defer_overflow_warnings): New function.
3468 (fold_undefer_overflow_warnings): New function.
3469 (fold_undefer_and_ignore_overflow_warnings): New function.
3470 (fold_deferring_overflow_warnings_p): New function.
3471 (fold_overflow_warning): New static function.
3472 (make_range): Add strict_overflow_p parameter. Change all
3474 (extract_muldiv, extract_muldiv_1): Likewise.
3475 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3476 tree_expr_nonnegative_p.
3477 (fold_negate_expr): Call fold_overflow_warning.
3478 (fold_range_test): Likewise.
3479 (fold_comparison): Likewise.
3480 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3481 instead of tree_expr_nonnegative_p.
3482 (tree_expr_nonnegative_warnv_p): Rename from
3483 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3484 (tree_expr_nonnegative_p): New function.
3485 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3486 strict_overflow_p parameter.
3487 (tree_expr_nonzero_p): New function.
3488 * passes.c (verify_interpass_invariants): New static function.
3489 (execute_one_pass): Call it.
3490 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3492 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3493 (estimate_numbers_of_iterations): Likewise.
3494 (scev_probably_wraps_p): Likewise.
3495 * tree-ssa-ccp.c: Include "toplev.h".
3496 (evaluate_stmt): Defer fold overflow warnings until we know we are
3498 (struct fold_stmt_r_data): Add stmt field.
3499 (fold_stmt_r): Defer fold overflow warnings until we know we
3501 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3502 (fold_stmt_inplace): Likewise.
3503 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3504 (cleanup_control_expr_graph): Defer fold overflow warnings until
3505 we know we are going to optimize.
3506 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3507 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3509 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3510 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3511 * tree-ssa-loop-manip.c (create_iv): Likewise.
3512 * c-typeck.c (build_conditional_expr): Likewise.
3513 (build_binary_op): Likewise.
3514 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3515 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3516 (extract_range_from_unary_expr): Likewise.
3517 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3518 assuming that signed overflow does not occur.
3519 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3520 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3521 (fold_defer_overflow_warnings): Declare.
3522 (fold_undefer_overflow_warnings): Declare.
3523 (fold_undefer_and_ignore_overflow_warnings): Declare.
3524 (fold_deferring_overflow_warnings_p): Declare.
3525 (tree_expr_nonzero_warnv_p): Declare.
3526 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3528 (Warning Options): Document -Wstrict-overflow.
3529 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3530 (tree-ssa-ccp.o): Likewise.
3531 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3532 (fold-const.o): Depend on intl.h.
3534 2007-02-13 Ian Lance Taylor <iant@google.com>
3537 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3540 2007-02-13 Stuart Hastings <stuart@apple.com>
3542 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3544 2007-02-13 Richard Henderson <rth@redhat.com>
3546 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3547 handled_component_p before looking for the indirect_ref.
3549 2007-02-13 Richard Henderson <rth@redhat.com>
3551 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3552 remove flags clobber.
3553 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3554 (bswaphi_lowpart): New.
3555 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3556 remove TARGET_BSWAP test. Delete expander of the same name.
3558 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3559 (expand_unop): Use them.
3561 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3563 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3564 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3565 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3566 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3567 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3568 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3569 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3570 assembler dialect choice from asm templates.
3572 2007-02-12 Richard Henderson <rth@redhat.com>
3574 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3575 (fixuns_trunc<SSEMODEF>si2): Use it.
3576 * config/i386/sse.md (vec_setv4sf_0): Export.
3577 * config/i386/i386.c (ix86_build_const_vector): Export.
3578 (ix86_split_convert_uns_si_sse): Rename from
3579 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3580 * config/i386/i386-protos.h: Update.
3582 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3585 * c-typeck.c (c_finish_return): Improve warning message.
3587 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3589 * alias.c (find_symbolic_term): Delete unused function.
3591 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3593 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3594 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3595 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3597 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3599 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3600 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3601 the function, temporarily point the debug interface to the null one.
3603 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3605 * dwarf2out.c (round_up_to_align): New static function.
3606 (field_byte_offset): Use it to round the offset.
3608 2007-02-12 Richard Henderson <rth@redhat.com>
3610 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3611 (inswl_const): Export.
3613 2007-02-12 Richard Henderson <rth@redhat.com>
3615 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3616 result mode of the libcall, convert back to outmode.
3618 2007-02-12 Roger Sayle <roger@eyesopen.com>
3620 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3621 (bswapdi2): New define_expand to implement 32-bit implementation.
3623 2007-02-12 Nick Clifton <nickc@redhat.com>
3625 * doc/invoke.texi (Overall Options): Document --help=.
3626 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3627 (cc1_options): Pass --help= on to cc1.
3628 (display_help): Add description of --help=.
3629 (process_command): Add code to handle --help=. Allow translated
3630 --help and --target-help switches to be passed on to compiler
3632 (main): Remove unused if statement.
3633 * opts.c (columns): Remove.
3634 (LEFT_COLUMN): Define.
3635 (wrap_help): Add columns argument.
3636 (print_filtered_help): Change parameters to be an include bitmask,
3637 an exclude bitmask, an any bitmask and the column width. Move the
3638 code to display the params list here. Add code to display the
3639 status of options rather than their descriptions if the quiet flag
3641 (print_specific_help): Change parameters to be an include bitmask,
3642 an exclude bitmask and an any bitmask. Move code to look up the
3643 column width here. Decide upon the title for an options listing.
3644 (common_handle_options): Add code to handle --help=. Adapt code
3645 for --help and --target-help to use the revised form of the
3646 print_specific_help function.
3647 (print_help): Delete.
3648 (print_param_help): Delete.
3649 (print_switch): Delete.
3650 * opts.h (cl_lang_count): Add prototype.
3651 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3652 CL_MAX_OPTION_CLASS): New defines.
3653 * optc-gen.awk: Add construction of cl_lang_count.
3654 * c.opt: Add Warning attribute to warning options and Optimization
3655 attribute to optimization options.
3656 * common.opt: Likewise.
3658 Add -fhelp and -ftarget-help as aliases for the transformed --help
3659 and --target-help options.
3660 * opt-functions.awk: Add code to handle Warning and Optimization
3663 2007-02-12 Richard Henderson <rth@redhat.com>
3665 * config/alpha/constraints.md: New file.
3666 * config/alpha/alpha.c: Include tm-constrs.h.
3667 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3668 alpha_extra_constraint): Remove.
3669 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3670 * config/alpha/alpha-protos.h: Update.
3671 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3672 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3673 (EXTRA_CONSTRAINT): Remove.
3674 * config/alpha/alpha.md: Include constraints.md.
3675 (adddi splitter): Use satisfies_constraint_*.
3676 * config/alpha/predicates.md (add_operand): Likewise.
3677 (sext_add_operand, addition_operation): Likewise.
3679 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3681 PR tree-optimization/29145
3682 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3683 in our handling of restrict qualified pointers.
3685 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3688 * doc/invoke.texi (Wunused-value): Update description.
3689 (Wextra): Delete item.
3690 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3691 value of Wunused-value.
3692 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3693 (c_finish_stmt_expr): Don't check extra_warnings.
3694 (emit_side_effect_warnings): The caller is responsible to check
3697 2007-02-11 Roger Sayle <roger@eyesopen.com>
3698 Matt Thomas <matt@3am-software.com>
3700 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3702 2007-02-11 Roger Sayle <roger@eyesopen.com>
3704 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3705 comparisons of POPCOUNT against zero.
3706 (simplify_const_relational_operation): Likewise.
3708 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3710 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3712 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3714 * dwarf2out.c (root_type): Delete unused function.
3716 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3718 * genattrtab.c (contained_in_p): Delete unused function.
3719 (write_expr_attr_cache): Likewise.
3721 2007-02-11 Jan Hubicka <jh@suse.cz>
3723 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3726 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3728 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3729 to add the REG_EQ* note.
3730 * see.c (see_merge_one_use_extension): Likewise.
3731 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3732 turn REG_EQUAL notes into REG_EQUIV notes if the target
3733 register may have more than one set.
3734 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3735 * gcse.c (try_replace_reg): Likewise.
3736 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3737 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3738 more than one REG_EQUIV note.
3739 * reload1.c (gen_reload): Use set_unique_reg_note.
3741 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3744 (ix86_builtin_conversion): New function.
3746 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3749 * tree.h (DECL_REPLACEABLE_P): New macro.
3750 * except.c (set_nothrow_function_flags): Likewise.
3752 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3753 Ira Rosen <irar@il.ibm.com>
3754 Dorit Nuzman <dorit@il.ibm.com>
3756 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3757 * targhooks.c (default_builtin_vectorized_conversion): New.
3758 * targhooks.h (default_builtin_vectorized_function): New declaration.
3759 * target.h (struct vectorize): Add builtin_conversion field.
3760 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3761 stmt_vec_info_type value.
3762 (vectorizable_conversion): New declaration.
3763 * tree-vect-analyze.c (vect_analyze_operations): Add
3764 vectorizable_conversion call.
3765 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3766 * tree-vect-transform.c (vectorizable_conversion): New function.
3767 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3768 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3770 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3771 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3772 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3773 or ALTIVEC_BUILTIN_VCFSX.
3775 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3778 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3779 CONST_DOUBLE and operand 0 is a hard register.
3780 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3781 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3782 is a hard floating-point register.
3784 2007-02-10 Richard Henderson <rth@redhat.com>
3785 Jakub Jelinek <jakub@redhat.com>
3786 Alexandre Oliva <aoliva@redhat.com>
3788 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3789 * builtin-types.def (BT_WORD): Make unsigned.
3790 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3791 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3792 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3793 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3794 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3795 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3797 * expr.c (emutls_var_address): New.
3798 (expand_expr_real_1): Expand emulated tls.
3799 (expand_expr_addr_expr_1): Likewise.
3800 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3801 * output.h (emutls_finish): Declare.
3802 * toplev.c (compile_file): Call it.
3803 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3804 address before wrapping in CONST.
3805 * varasm.c (emutls_htab, emutls_object_type): New.
3806 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3807 (get_emutls_object_name, get_emutls_object_type): New.
3808 (get_emutls_init_templ_addr, emutls_decl): New.
3809 (emutls_common_1, emutls_finish): New.
3810 (assemble_variable): When emulating tls, swap decls; generate
3811 constructor for the emutls objects.
3812 (do_assemble_alias): When emulating tls, swap decl and target name.
3813 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3815 * varpool.c (decide_is_variable_needed): Look at force_output.
3816 Recurse for emulated tls.
3817 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3818 with decide_is_variable_needed.
3819 * emutls.c: New file.
3820 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3821 tls_object for real tls.
3823 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3825 PR rtl-optimization/29599
3826 * reload1.c (eliminate_regs_in_insn): Take the destination
3827 mode into account when computing the offset.
3829 2007-02-09 Stuart Hastings <stuart@apple.com>
3830 Richard Henderson <rth@redhat.com>
3832 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3833 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3834 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3835 fixuns_truncdfhi2): New.
3836 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3837 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3838 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3839 (floatunssidf2): Allow nonimmediate source.
3840 * gcc/config/i386/sse.md (movdi_to_sse): New.
3841 (vec_concatv2di): Drop '*'.
3842 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3843 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3844 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3846 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3847 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3848 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3849 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3850 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3851 ix86_build_const_vector.
3852 (x86_emit_floatuns): Rewrite.
3854 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * genautomata.c (longest_path_length): Delete unused function.
3857 (struct state): Delete unused longest_path_length.
3858 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3859 (get_free_state): Delete unused.
3861 2007-02-09 Jan Hubicka <jh@suse.cz>
3863 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3864 * doc/invoke.texi (inline-unit-growth): Update default value.
3866 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3867 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3868 (rebuild_cgraph_edges): Likewise.
3869 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3870 (dump_cgraph_node): Dump frequencies.
3871 (cgraph_clone_edge): Add frequency scales.
3872 (cgraph_clone_node): Add freuqnecy.
3873 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3874 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3875 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3876 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3877 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3878 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3879 (save_inline_function_body): Likewise.
3880 * ipa-inline.c: inluce rtl.h
3881 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3882 (cgraph_edge_badness): Use frequencies.
3883 (cgraph_decide_recursive_inlining): Update clonning.
3884 (cgraph_decide_inlining_of_small_function): Dump frequency.
3885 * predict.c (estimate_bb_frequencies): Export.
3886 * predict.h (estimate_bb_frequencies): Declare.
3887 * tree-inline.c (copy_bb): Watch overflows.
3888 (expand_call_inline): Update call of cgraph_create_edge.
3889 (optimize_inline_calls): Use TODO flags to update frequnecies.
3890 * passes.h: Include predict.h
3891 (init_optimization_passes): Move profile ahead.
3892 (execute_function_todo): Handle TODO_rebuild_frequencies.
3894 2007-02-09 Roger Sayle <roger@eyesopen.com>
3896 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3897 the insbl or inswl pattern into a register.
3899 2007-02-09 Roger Sayle <roger@eyesopen.com>
3901 * config/ia64/ia64.md (bswapdi2): New define_insn.
3903 2007-02-09 Richard Henderson <rth@redhat.com>
3905 * config/i386/constraints.md (Ym): New constraint.
3906 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3907 (movdi_1_rex64): Split sse and xmm general register moves from
3908 memory move alternatives. Use conditional register constraints.
3909 (movsf_1, movdf_integer): Likewise.
3910 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3911 (movdf_integer_rex64): New.
3912 (pushsf_rex64): Fix output constraints.
3913 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3914 (sse2_stored): Likewise.
3915 (sse2_storeq_rex64): New.
3916 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3917 amd and not generic.
3918 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3919 for optimize_size. Remove SF/DFmode hack.
3921 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3923 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3926 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3927 Richard Sandiford <richard@codesourcery.com>
3929 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3930 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3931 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3932 m68k/t-mlib to tmake_file.
3933 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3934 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3935 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3936 Allow it to be cf or m68k. Set m68k_arch_family. If that
3937 variable is not empty, add t-$m68k_arch_family to tmake_file.
3938 Add t-mlibs to tmake_file.
3939 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3940 * config/m68k/t-cf: New file.
3941 * config/m68k/t-m68k: Likewise.
3942 * config/m68k/t-mlibs: Likewise.
3943 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3944 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3945 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3946 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3947 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3949 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3950 (INSTALL_LIBGCC): Delete.
3951 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3952 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3953 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3954 (M68K_MLIB_CPU): Define.
3955 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3956 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3957 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3959 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3960 Richard Guenther <rguenther@suse.de>
3963 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3964 against INT_MIN/INT_MAX.
3965 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3966 file if a loop is removed.
3968 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3970 * calls.c (store_one_arg): Pass correct alignment to
3971 emit_push_insn for non-BLKmode values.
3972 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3973 unaligned stack slot via a suitably aligned slot.
3975 2007-02-08 DJ Delorie <dj@redhat.com>
3977 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3979 (legal_subregs): Use unsigned char, make const.
3980 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3982 2007-02-08 Paul Brook <paul@codesourcery.com>
3984 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3985 special interworking needed.
3987 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3989 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3990 conditional to __SSE2__.
3991 (Entries below should have been added to first ChangeLog
3992 entry for amdfam10 dated 2007-02-05)
3993 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3995 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3997 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4000 2007-02-08 DJ Delorie <dj@redhat.com>
4002 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4003 * config/m32c/m32c.c (legal_subregs): New.
4004 (m32c_illegal_subreg_p): New.
4005 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4006 unsupported subregs of hard regs.
4008 2007-02-08 Jan Hubicka <jh@suse.cz>
4010 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4011 the same one; always update histograms.
4013 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4015 * passes.c (init_optimization_passes): Tidy comment.
4017 2007-02-08 Roger Sayle <roger@eyesopen.com>
4019 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4020 strip zero_extend, bswap and rotates from POCOUNT's argument.
4021 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4022 zero_extend and rotates from PARITY's argument.
4023 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4024 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4025 of an integer constant at compile-time.
4027 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4030 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4032 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4035 * tree-ssa-live.c (remove_unused_locals): Do not remove
4036 TREE_ADDRESSABLE variables.
4037 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4038 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4039 FOR_CLOBBER. Update all users.
4040 If VAR has an associated alias set, add a virtual operand for
4041 it if no alias is found to conflict with the memory reference.
4043 2007-02-07 Jan Hubicka <jh@suse.cz>
4044 Robert Kidd <rkidd@crhc.uiuc.edu>
4046 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4048 2007-02-07 Ian Lance Taylor <iant@google.com>
4050 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4052 2007-02-07 Roger Sayle <roger@eyesopen.com>
4054 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4055 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4056 tablejumpdi, movsi_to_cr_one): Remove constraints from
4057 define_expand's match_operands.
4059 2007-02-07 Roger Sayle <roger@eyesopen.com>
4061 * global.c (compute_regsets): Move declatation of "i" inside of
4062 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4064 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4067 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4068 of INDIRECT_REF <RESULT_DECL>.
4070 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4072 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4073 Kaz Kojima <kkojima@gcc.gnu.org>
4076 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4078 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4080 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4082 * doc/loop.texi: Document possibility not to perform disambiguation
4083 of loops with multiple latches.
4084 * cfgloopmanip.c (alp_enum_p): Removed.
4085 (add_loop): Handle subloops. Use get_loop_body_with_size.
4086 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4087 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4088 the new forwarder block.
4089 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4090 Handle the case latch is NULL.
4091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4092 when marking loop exits.
4093 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4095 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4096 disambiguate_loops_with_multiple_latches.
4097 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4098 before fix_loop_structure.
4099 * cfgloop.c: Include pointer-set.h and output.h.
4100 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4101 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4102 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4103 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4104 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4105 disambiguate_multiple_latches, get_loop_body_with_size,
4106 disambiguate_loops_with_multiple_latches): New functions.
4107 (flow_loop_dump): Dump multiple latch edges.
4108 (flow_loop_nodes_find): Handle loops with multiple latches.
4109 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4110 (glb_enum_p): Modified.
4111 (get_loop_body): Use get_loop_body_with_size.
4112 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4113 (AVOID_CFG_MODIFICATIONS): New constant.
4114 (disambiguate_loops_with_multiple_latches, add_loop,
4115 get_loop_body_with_size): Declare.
4116 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4118 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4121 * global.c (compute_regsets): New function.
4122 (global_alloc): Refactored ELIMINABLE_REGSET
4123 and NO_GLOBAL_ALLOC_REGS computation out.
4124 (rest_of_handle_global_alloc): Call compute_regsets()
4125 for non-optimizing case.
4127 2007-02-06 Richard Henderson <rth@redhat.com>
4129 * config/i386/constraints.md (Y2): Rename from Y.
4130 (Yi): New constraint.
4131 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4132 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4133 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4134 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4135 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4136 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4137 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4138 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4139 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4140 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4141 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4142 vec_extractv2si_1): Change Y constraints to Y2.
4143 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4144 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4145 Change Y constraints to Y2.
4146 (sse2_loadld): Change Y constraints to x.
4148 2007-02-06 Roger Sayle <roger@eyesopen.com>
4150 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4151 (parity<mode>2): New define_expand using rs6000_emit_parity.
4152 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4153 rs6000_emit_parity): New functions.
4154 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4155 rs6000_emit_parity): Prototype here.
4157 2007-02-06 Ian Lance Taylor <iant@google.com>
4159 * lower-subreg.c (simple_move_operand): Reject CONST.
4160 (resolve_clobber): Call validate_change rather than directly
4161 assigning to XEXP (pat, 0).
4163 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4165 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4166 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4167 (tree-cfg.o): Remove hashtab.h dependency.
4169 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4170 (struct ivopts_data): Change niters to pointer_map_t.
4171 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4172 (niter_for_exit): Create pointer_map on demand. Change for
4174 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4175 (free_loop_data): Destroy data->niters if created and reset field.
4176 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4177 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4179 * tree-ssa-reassoc.c: Include pointer-set.h.
4180 (bb_rank): Change to long *.
4181 (operand_rank): Change to pointer_map_t.
4182 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4183 (insert_operand_rank): Accept long.
4184 (operand_entry_hash, operand_entry_eq): Remove.
4185 (get_rank): Return long. Adjust for changes above.
4186 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4188 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4190 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4191 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4192 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4194 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4195 directly since it cannot be NULL.
4196 (get_vi_for_tree): Rewrite for pointer_map API.
4197 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4198 (init_alias_vars): Create vi_for_tree as pointer_map.
4199 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4201 * tree-cfg.c: Don't include hashtab.h.
4202 (edge_to_cases): Declare as pointer_map.
4203 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4205 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4206 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4207 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4209 (record_switch_edge): Delete.
4210 (get_cases_for_edge): Adjust for pointer_map API, inline
4211 record_switch_edge (rewritten for new API), remove goto.
4213 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4215 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4216 * tree-nested.c: Include pointer-set.h.
4217 (var_map_elt, var_map_eq, var_map_hash): Delete.
4218 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4220 (nesting_info_bitmap_obstack): New.
4221 (lookup_field_for_decl): Adjust for pointer_map API.
4222 (lookup_tramp_for_decl): Adjust for pointer_map API.
4223 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4224 (get_local_debug_decl): Adjust for pointer_map API.
4225 (convert_nl_goto_reference): Adjust for pointer_map API.
4226 (convert_nl_goto_receiver): Adjust for pointer_map API.
4227 (create_nesting_tree): Create outside GGC space. Create bitmap on
4228 the new obstack. Create field_map and var_map as pointer_maps.
4229 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4231 (lower_nested_functions): Move root here, no need to NULL it.
4232 Initialize and release the obstack.
4234 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4236 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4237 Remove prototypes and make them non-static.
4238 (struct tree_int_map): Remove.
4239 * tree.h (struct tree_int_map): Move here, turning TO into an
4241 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4243 * tree.h (TREE_COMPLEXITY): Remove.
4244 (struct tree_exp): Remove complexity field.
4245 * tree.c (build1_stat): Don't set it.
4247 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4248 Victor Kaplansky <victork@il.ibm.com>
4250 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4251 (vect_is_simple_reduction): Support reduction with induction as
4252 one of the operands.
4253 (vect_is_simple_iv_evolution): Fix formatting.
4254 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4255 formatting. Don't mark induction phis for vectorization.
4256 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4257 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4258 (vect_get_vec_def_for_operand): Support induction.
4259 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4261 (vectorizable_reduction): Support reduction with induction as one of
4263 (vectorizable_type_demotion): Use def-type of stmt argument rather
4264 than dummy def-type.
4266 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4267 flag_tree_scev_cprop.
4268 * common.opt (tree-scev-cprop): New flag.
4270 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4271 call to vect_get_new_vect_var.
4273 2007-02-06 Ira Rosen <irar@il.ibm.com>
4275 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4276 vectype is not NULL.
4277 (vect_pattern_recog_1): Likewise.
4279 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4282 (fold_negate_expr): Likewise.
4284 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4287 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4288 even if cv-qualification is the same.
4290 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4292 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4293 __enable_execute_stack on completion.
4295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4297 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4298 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4299 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4300 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4301 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4302 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4303 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4304 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4306 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4308 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4309 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4310 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4311 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4312 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4313 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4314 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4315 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4316 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4317 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4318 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4319 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4320 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4321 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4322 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4323 sqrtextenddfxf2_i387): Added amdfam10_decode.
4325 * config/i386/athlon.md (athlon_idirect_amdfam10,
4326 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4327 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4328 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4329 athlon_ivector_store_amdfam10): New define_insn_reservation.
4330 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4335 * config/i386/athlon.md (athlon_call_amdfam10,
4336 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4337 define_insn_reservation.
4338 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4339 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4340 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4344 * config/i386/athlon.md (athlon_sseld_amdfam10,
4345 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4346 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4350 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4351 define_insn_reservation.
4352 * config/i386/i386.md (sseins): Added sseins to define_attr type
4353 and define_attr unit.
4354 * config/i386/sse.md: Set type attribute to sseins for insertq
4357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4359 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4360 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4361 ssecomi_load_amdfam10, ssecomi_amdfam10,
4362 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4363 define_insn_reservation.
4364 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4368 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4369 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4370 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4371 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4372 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4373 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4374 define_insn_reservation.
4376 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4377 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4378 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4379 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4380 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4384 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4385 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4386 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4387 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4388 athlon_ssemul_load_k8): Added amdfam10.
4390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4392 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4393 (x86_sse_unaligned_move_optimal): New variable.
4395 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4397 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4398 for unaligned vector SSE double/single precision loads for AMDFAM10.
4400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4402 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4403 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4404 Define TARGET_CPU_DEFAULT_amdfam10.
4405 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4406 (processor_type): Add PROCESSOR_AMDFAM10.
4408 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4409 processor_type in config/i386/i386.h.
4410 Enable imul peepholes for TARGET_AMDFAM10.
4412 * config.gcc: Add support for --with-cpu option for amdfam10.
4414 * config/i386/i386.c (amdfam10_cost): New variable.
4415 (m_AMDFAM10): New macro.
4416 (m_ATHLON_K8_AMDFAM10): New macro.
4417 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4418 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4419 x86_promote_QImode, x86_integer_DFmode_moves,
4420 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4421 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4422 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4423 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4424 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4425 Enable/disable for amdfam10.
4426 (override_options): Add amdfam10_cost to processor_target_table.
4427 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4428 processor_alias_table.
4429 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4430 (ix86_adjust_cost): Add code for amdfam10.
4432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4434 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4435 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4436 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4437 * config/i386/i386.h: Add builtin definition for SSE4A.
4438 * config/i386/i386.md: Add support for ABM instructions
4440 * config/i386/sse.md: Add support for SSE4A instructions
4441 (movntss, movntsd, extrq, insertq).
4442 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4443 Add -march=amdfam10 flag.
4444 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4445 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4447 * doc/extend.texi: Add documentation for SSE4A builtins.
4449 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4451 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4453 2007-02-05 Richard Guenther <rguenther@suse.de>
4455 * tree-vectorizer.h (vectorizable_function): Add argument type
4456 argument, change return type.
4457 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4458 * tree-vect-transform.c (vectorizable_function): Handle extra
4459 argument, return vectorized function decl.
4460 (build_vectorized_function_call): Remove.
4461 (vectorizable_call): Handle calls with result and argument types
4462 differing. Handle loop vectorization factor correctly.
4463 * targhooks.c (default_builtin_vectorized_function): Adjust for
4465 * targhooks.h (default_builtin_vectorized_function): Likewise.
4466 * target.h (builtin_vectorized_function): Add argument type
4468 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4469 extra argument, allow vectorizing of lrintf.
4470 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4471 documentation of target hook.
4473 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4476 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4477 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4478 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4480 2007-02-05 Roger Sayle <roger@eyesopen.com>
4482 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4483 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4484 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4485 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4486 before canonicalizing sincos to cexpi.
4487 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4489 2007-02-05 Roger Sayle <roger@eyesopen.com>
4491 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4492 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4493 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4495 2007-02-05 Roger Sayle <roger@eyesopen.com>
4497 * mips-tfile.c (initialize_init_file): Correct endianness test.
4499 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4501 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4504 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4506 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4507 saves in a PARALLEL before the register assignments.
4509 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4511 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4512 DWARF_FRAME_RETURN_COLUMN to be a general register.
4513 * dwarf2out.c (init_return_column_size): New function, split from...
4514 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4515 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4516 to be nongeneral registers.
4517 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4519 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4520 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4522 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4524 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4526 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4528 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4529 (remove_path): Use can_remove_branch_p and remove_branch instead
4530 of loop_delete_branch_edge.
4531 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4532 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4533 Update profile using scale_dominated_blocks_in_loop.
4534 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4535 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4536 (can_remove_branch_p, remove_branch): Declare.
4537 * tree-cfg.c (tree_can_remove_branch_p): New function.
4538 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4539 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4540 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4542 2007-02-05 Jan Hubicka <jh@suse.cz>
4545 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4546 nodes in cgraph, don't remove offline copy of the function.
4548 2007-02-04 Jan Hubicka <jh@suse.cz>
4550 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4551 vectors might cause maybe_lookup_element_for_expr to be called
4552 on non-sra-candidate.
4554 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4556 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4557 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4558 spelling conventions.
4560 2007-02-04 Richard Guenther <rguenther@suse.de>
4563 * fold-const.c (try_move_mult_to_index): Make sure to not
4564 overflow one dimension of a multi-dimensional array access.
4566 2007-02-04 Jan Hubicka <jh@suse.cz>
4568 * passes.c (init_optimization_passes): Reindent.
4570 2007-02-04 Jan Hubicka <jh@suse.cz>
4571 Eric Botcazou <ebotcazou@adacore.com>
4573 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4574 (execute_fixup_cfg): Break out the abnormal goto code.
4575 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4576 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4577 (optimize_inline_calls): Call make_nonlocal_label_edges.
4579 2007-02-04 Jan Hubicka <jh@suse.cz>
4581 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4582 true when something was changed.
4583 (rename_ssa_copies): When something was changed, do
4584 TODO_remove_unused_locals.
4585 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4586 add TODO_remove_unused_locals when instruction was removed.
4588 2007-02-04 Jan Hubicka <jh@suse.cz>
4590 * ipa-inline.c (try_inline): Improve debug output; work on already
4592 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4593 call try_inline for already inlined edges too when flattening;
4594 inline also functions that make callee growth but overall unit size
4597 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4599 * config/m32c/bitops.md, config/m32c/jump.md,
4600 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4601 config/m32r/m32r.h, config/m32r/m32r.md,
4602 config/m32r/predicates.md, config/m68hc11/larith.asm,
4603 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4604 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4605 config/mips/mips-protos.h, config/mips/mips.c,
4606 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4607 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4608 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4609 spelling conventions.
4611 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4612 Follow spelling conventions.
4614 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4616 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4617 warn about C++0x compatibility.
4619 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4621 * config/h8300/h8300.c, config/h8300/h8300.h,
4622 config/h8300/h8300.md: Follow spelling conventions.
4624 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4627 * combine.c (try_combine): Do not substitute source operand
4628 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4630 2007-02-03 Jan Hubicka <jh@suse.cz>
4632 PR gcov-profile/30650
4633 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4634 do not divide by zero for never executed counters.
4635 (tree_find_values_to_profile): Fix counters.
4636 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4638 2007-02-03 Ian Lance Taylor <iant@google.com>
4640 * lower-subreg.c (simple_move_operand): New static function,
4641 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4643 (simple_move): Call simple_move_operand.
4644 (find_decomposable_subregs): Add special handling of MEMs.
4645 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4646 meaning of return value. If we see a hard register, test whether
4647 it can store a word_mode value. Change all callers.
4649 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4651 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4652 ftrapv insns and expanders.
4653 (subdi3): Change define_expand operand 1 to arith11_operand, and
4654 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4655 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4656 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4660 * varasm.c (notice_global_symbol): Treat global objects as weak when
4663 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * emit-rtl.c (dconstpi): Delete.
4667 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4668 * real.h (dconstpi): Delete.
4670 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4671 (fold_builtin_hypot): Likewise.
4673 2007-02-03 Tom Tromey <tromey@redhat.com>
4676 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4677 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4679 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4681 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4682 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4683 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4684 config/rs6000/cell.md, config/rs6000/darwin.h,
4685 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4686 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4687 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4688 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4689 typos. Follow spelling conventions.
4690 * doc/invoke.texi: Follow spelling conventions.
4692 2007-02-03 Roger Sayle <roger@eyesopen.com>
4694 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4695 canonicalization transformations that attempt to simplify integer
4696 constant comparisons to become comparisons against zero.
4698 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4700 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4702 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4703 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4705 2007-02-02 Mike Stump <mrs@apple.com>
4707 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4708 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4709 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4710 generate a branch island.
4712 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4714 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4715 (xtensa_legitimate_address_p): New.
4716 (xtensa_legitimize_address): New.
4717 (xtensa_output_addr_const_extra): New.
4718 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4720 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4721 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4722 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4723 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4724 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4725 (xtensa_legitimize_address): New.
4726 (xtensa_output_addr_const_extra): New.
4728 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4730 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4732 2007-02-02 Ian Lance Taylor <iant@google.com>
4734 * expmed.c (expand_divmod): Add comment.
4736 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4738 * emit-rtl.c (renumber_insns): Remove.
4739 * flags.h: Remove the extern for flag_renumber_insns.
4740 * rtl.h: Remove the prototype for renumber_insns.
4741 * toplev.c (flag_renumber_insns): Remove.
4743 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4745 Revert for x86 darwin:
4746 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4748 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4749 code before the following patch under TARGET_MACHO.
4750 (ix86_function_value_regno_p): Likewise.
4752 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4757 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4760 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4761 general or fp registers. Add comments.
4762 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4764 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4766 * pointer-set.c (insert_aux): Only return insertion slot.
4767 (pointer_set_insert): Adjust.
4768 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4769 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4770 pointer_map_traverse): New.
4771 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4772 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4773 pointer_map_contains, pointer_map_traverse): Declare.
4775 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4778 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4779 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4781 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4783 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4785 (struct _dep): New type.
4786 (dep_t): New typedef.
4787 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4788 (DEP_STATUS): New access macro. The macro with the same name was
4789 renamed to DEP_LINK_STATUS.
4790 (dep_init): Declare function
4792 (struct _dep_link): New type.
4793 (dep_link_t): New typedef.
4794 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4795 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4796 (DEP_LINK_STATUS): New macro.
4797 (debug_dep_links): New debug function.
4799 (struct _deps_list): New type.
4800 (deps_list_t): New typedef.
4801 (DEPS_LIST_FIRST): New access macro.
4802 (FOR_EACH_DEP_LINK): New cycle macro.
4803 (create_deps_list, free_deps_list, delete_deps_list): Declare
4805 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4806 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4807 (copy_deps_list_change_con): Ditto.
4809 (move_dep_link): Declare function.
4811 (struct _dep_node): New type.
4812 (dep_node_t): New typedef.
4813 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4815 (struct haifa_insn_data.back_deps): New field to hold backward
4816 dependencies of the insn.
4817 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4819 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4820 Change its type to deps_list_t.
4821 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4822 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4823 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4825 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4827 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4829 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4831 (dep_cost): Declare.
4833 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4834 (ds_to_dk, dk_to_ds): New functions.
4836 (init_dep_1): New static function.
4837 (init_dep): New function.
4838 (copy_dep): New static function.
4840 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4842 (detach_dep_link): New static function.
4843 (move_dep_link): New function.
4845 (dep_links_consistent_p, dump_dep_links): New static functions.
4846 (debug_dep_links): New debugging function.
4848 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4850 (alloc_deps_list, init_deps_list): New static functions.
4851 (create_deps_list): New function.
4852 (clear_deps_list): New static function.
4853 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4854 (deps_list_consistent_p, dump_deps_list): New static functions.
4855 (debug_deps_list): New function.
4856 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4858 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4860 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4861 use new scheduler dependencies lists.
4862 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4863 (sched_analyze): Ditto. Initialize dependencies lists.
4864 (add_forw_dep, compute_forward_dependences): Update to use new
4865 scheduler dependencies lists.
4867 (init_dependency_caches): Init deps_obstack.
4868 (free_dependency_caches): Free deps_obstack.
4870 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4871 new scheduler dependencies lists.
4872 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4873 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4875 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4876 Update to use new scheduler dependencies lists.
4877 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4878 (debug_dependencies): Ditto.
4879 (schedule_region): Update comments.
4881 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4882 scheduler dependencies lists.
4883 (schedule_ebb): Update comments.
4885 * rtl.def (DEPS_LIST): Remove.
4887 * lists.c (unused_deps_list): Remove.
4888 (free_list): Update assertions.
4890 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4891 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4893 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4894 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4896 * haifa-sched.c (comments): Update.
4897 (insn_cost1): Remove. Inline the code into insn_cost ().
4898 (insn_cost): Update to use new scheduler dependencies lists. Move
4899 processing of the dependency cost to dep_cost ().
4900 (dep_cost): New function. Use it instead of insn_cost () when
4901 evaluating cost of the dependency. Use compatible interface to
4902 interact with the target.
4903 (priority): Update to use new scheduler dependencies lists.
4904 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4905 with greater number of insns that depend on the insn.
4906 (schedule_insn): Update to use new scheduler dependencies lists. Add
4907 code to free backward dependencies lists. Inline and optimize code
4908 from resolve_dep () - see PR28071.
4909 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4910 lists. Update call to targetm.sched.is_costly_dependence hook.
4912 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4913 scheduler dependencies lists.
4915 (resolve_dep): Remove. Move the logic to schedule_insn ().
4916 (init_h_i_d): Initialize dependencies lists.
4918 (process_insn_depend_be_in_spec): Rename to
4919 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4921 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4922 Update to use new scheduler dependencies lists.
4923 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4925 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4926 new scheduler dependencies lists.
4927 (build_intra_loop_deps): Ditto.
4929 * target.h (struct _dep): Declare to use in
4930 gcc_target.sched.is_costly_dependence.
4931 (struct gcc_target.sched.adjust_cost): Fix typo.
4932 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4933 single dep_t parameter instead of an equivalent triad.
4934 (struct gcc_target.sched.adjust_cost_2): Remove.
4936 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4938 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4940 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4942 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4944 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4945 (REG_DEP_TRUE): Document.
4947 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4948 Change signature to correspond to the targetm.sched.adjust_cost hook.
4949 Update use in TARGET_SCHED_ADJUST_COST_2.
4950 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4951 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4952 new scheduler dependencies lists.
4953 (ia64_gen_check): Ditto.
4955 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4958 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4959 signature to correspond to the targetm.sched.is_costly_dependence hook.
4960 (is_costly_group): Update to use new scheduler dependencies lists.
4962 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4963 instead of INSN_COST () macro.
4965 2007-02-01 Ian Lance Taylor <iant@google.com>
4967 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4969 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4971 * pa.md (tp_load): Correct mfctl instruction syntax.
4973 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4975 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4976 altivec_padding_size calculation on AIX. Improve comment, add
4977 assert to verify that it's right.
4979 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4982 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4985 * global.c (global_alloc): Add mising initialization of
4988 2007-02-01 Roger Sayle <roger@eyesopen.com>
4990 * alias.c (init_alias_analysis): Correct whitespace.
4991 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4992 partition_hot_cold_basic_blocks): Likewise.
4993 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4994 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4995 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4996 fold_builtin_snprintf_chk, fold_builtin_printf,
4997 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4998 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4999 * cfgcleanup.c (cleanup_cfg): Likewise.
5000 * cfgexpand.c (tree_expand_cfg): Likewise.
5001 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5002 * function.c (get_next_funcdef_no): Likewise.
5003 * gengtype.c (main): Likewise.
5004 * genmodes.c (main): Likewise.
5005 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5006 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5007 * ifcvt.c (noce_emit_move_insn): Likewise.
5008 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5010 * stor-layout.c (get_best_mode): Likewise.
5011 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5012 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5013 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5014 perform_var_substitution, solve_graph): Likewise.
5015 * tree-vrp.c (vrp_finalize): Likewise.
5017 2007-02-01 Ian Lance Taylor <iant@google.com>
5019 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5020 high part of a paradoxical subreg, return a constant zero.
5022 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5024 * toplev.c (lang_dependent_init): Call init_set_costs.
5025 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5027 2007-02-01 Richard Guenther <rguenther@suse.de>
5030 * fold-const.c (fold_negate_expr): Allow negating a
5031 constant if overflow does not change.
5033 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5035 * doc/c-tree.texi (Expression trees): Improve markup.
5036 * doc/tm.texi (Register Classes, Addressing Modes)
5037 (Floating Point): Fix spacing after abbreviations. Fix some
5040 2007-02-01 Ben Elliston <bje@au.ibm.com>
5042 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5043 * doc/contrib.texi: Likewise.
5044 * doc/install.texi: Likewise.
5046 2007-01-31 Richard Henderson <rth@redhat.com>
5047 Ian Lance Taylor <iant@google.com>
5049 * lower-subreg.c: New file.
5050 * rtl.def (CONCATN): Define.
5051 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5053 * emit-rtl.c (update_reg_offset): New static function, broken out
5054 of gen_rtx_REG_offset.
5055 (gen_rtx_REG_offset): Call update_reg_offset.
5056 (gen_reg_rtx_offset): New function.
5057 * regclass.c: Revert patch of 2006-03-05, restoring
5059 (clear_reg_info_regno): New function.
5060 * dwarf2out.c (concatn_loc_descriptor): New static function.
5061 (loc_descriptor): Handle CONCATN.
5062 * common.opt (fsplit_wide_types): New option.
5063 * opts.c (decode_options): Set flag_split_wide_types when
5065 * timevar.def (TV_LOWER_SUBREG): Define.
5066 * rtl.h (gen_reg_rtx_offset): Declare.
5067 (reg_scan_update): Declare.
5068 * regs.h (clear_reg_info_regno): Declare.
5069 * tree-pass.h (pass_lower_subreg): Declare.
5070 (pass_lower_subreg2): Declare.
5071 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5072 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5074 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5075 * Makefile.in (OBJS-common): Add lower-subreg.o.
5076 (lower-subreg.o): New target.
5078 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5080 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5082 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5085 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5087 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5090 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5092 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5094 * cfgloop.h: Include vec-prim.h.
5095 (enum li_flags): Remove LI_ONLY_OLD.
5096 (loop_iterator): Changed.
5097 (fel_next, fel_init): Iterate over loop tree.
5098 (FOR_EACH_LOOP_BREAK): New macro.
5099 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5101 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5102 * modulo-sched.c (sms_schedule): Ditto.
5103 * tree-vectorizer.c (vectorize_loops): Ditto.
5104 * doc/loop.texi: Update information on loop numbering and behavior of
5105 FOR_EACH_LOOP wrto new loops.
5106 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5107 add_to_evolution_1): Test nestedness of loops instead of comparing
5109 * tree-chrec.c (chrec_fold_plus_poly_poly,
5110 chrec_fold_multiply_poly_poly, chrec_evaluate,
5111 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5112 reset_evolution_in_loop): Ditto.
5113 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5115 2007-01-31 Dirk Mueller <dmueller@suse.de>
5117 * c-common.c (warn_about_parentheses): Separate warning about
5118 un-parenthized sequence of comparison operators from the one
5119 which is supposed to warn about x <= y <= z.
5121 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5123 * optabs.h (enum optab_index): Add new OTI_isinf.
5124 (isinf_optab): Define corresponding macro.
5125 * optabs.c (init_optabs): Initialize isinf_optab.
5126 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5128 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5129 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5131 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5132 expand_builtin_interclass_mathfn.
5133 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5134 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5135 (fxam<mode>2_i387): New insn pattern.
5136 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5137 built-in functions as x87 inline asm.
5139 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5141 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5143 2007-01-30 Eric Christopher <echristo@apple.com>
5145 * config.gcc: Add geode.
5147 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5149 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5150 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5151 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5152 value-prof.c: Fix comment typos.
5154 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5157 * doc/invoke.texi (Wpointer-arith): Document warning.
5159 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5161 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5162 the list of discrepancies from the draft TR.
5164 2007-01-30 Dirk Mueller <dmueller@suse.de>
5167 * doc/invoke.texi (-Wreturn-type): Update description to
5170 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5172 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5174 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5176 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5177 to handle optabs that operate on floating point input argument and
5178 output to integer output.
5179 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5180 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5181 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5182 expand_builtin_interclass_mathfn ().
5183 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5185 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5186 ilogbl built-in functions as x87 intrinsics.
5188 2007-01-30 Richard Guenther <rguenther@suse.de>
5191 * dwarf2out.c (reference_to_unused): Query varpool if the
5192 variable was output.
5194 2007-01-30 Richard Guenther <rguenther@suse.de>
5197 * passes.c (execute_one_pass): Reset in_gimple_form to not
5198 confuse non-unit-at-a-time mode.
5200 2007-01-29 Roger Sayle <roger@eyesopen.com>
5201 Richard Guenther <rguenther@suse.de>
5203 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5204 avoid undefined behaviour on overflow. Use force_fit_type_double
5205 to construct the constant with the specified TREE_OVERFLOW.
5207 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5209 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5210 * config/dfp-bit.h: Ditto.
5212 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5214 * c-decl.c (pop_scope): Replace warnings with call to
5215 warn_for_unused_label.
5216 * c-common.h (warn_for_unused_label): Declare.
5217 * c-common.c (warn_for_unused_label): Define.
5219 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5221 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5224 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5226 * Makefile.in (USER_H): Remove decfloat.h.
5227 * ginclude/decfloat.h: Delete, moving contents to ...
5228 * ginclude/float.h: Add support for decimal floating point,
5229 guarded by __STDC_WANT_DEC_FP__.
5231 2007-01-29 Mike Stump <mrs@apple.com>
5233 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5234 Analysis and Representation to resolve case insensitive conflict.
5235 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5237 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5239 * tree.h (struct tree_memory_tag): Add aliases member.
5240 (MTAG_ALIASES): New macro.
5241 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5242 (add_may_alias): Remove pointer-set. Update for may_aliases being
5244 (mark_aliases_call_clobbered): Update for may_aliases being a
5246 (compute_tag_properties): Ditto.
5247 (create_partition_for): Ditto.
5248 (compute_memory_partitions): Ditto.
5249 (dump_may_aliases_for): Ditto.
5250 (is_aliased_with): Ditto.
5251 (add_may_alias_for_new_tag): Ditto.
5252 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5253 (compute_is_aliased): New function.
5254 (compute_may_aliases): Call compute_is_aliased).
5255 (init_alias_info): Initialize alias_bitmap_obstack.
5256 (union_alias_set_into): New function.
5257 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5258 (have_common_aliases_p): Rewrite to take two bitmaps and use
5260 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5262 (finalize_ref_all_pointers): Update for add_may_alias changes.
5263 (new_type_alias): Ditto.
5264 * tree-flow-inline.h (may_aliases): Return a bitmap.
5265 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5266 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5267 may_aliases being a bitmap.
5268 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5269 may_aliases now returns a bitmap.
5270 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5272 * tree-ssa-operands.c (add_virtual_operand): Update for
5273 may_aliases being a bitmap.
5275 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5277 PR tree-optimization/30630
5278 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5279 variable as changed.
5281 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5284 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5285 expanded only once even if an error occurs.
5287 2007-01-29 Ben Elliston <bje@au.ibm.com>
5289 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5290 (__gcov_average_profiler): Likewise.
5291 (__gcov_ior_profiler): Likewise.
5292 (__gcov_merge_ior): Likewise.
5294 2007-01-28 Jan Hubicka <jh@suse.cz>
5296 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5297 * value-prof.c (stringop_block_profile): Likewise.
5299 2007-01-28 Jan Hubicka <jh@suse.cz>
5301 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5302 variant handling histograms; add wrapper.
5303 (clear_storage_via_libcall): Export.
5304 (emit_block_move_hints): Break out from ...; add histograms.
5305 (emit_block_move): ... this one.
5306 (clear_storage_hints): Break out from ...; add histograms.
5307 (clear_storage): ... this one.
5308 (set_storage_via_memset): Handle histogram.
5309 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5310 (clear_storage_hints, clear_storage_via_libcall): Declare.
5311 (set_storage_via_setmem): Update prototype.
5312 * doc/md.texi (movmem, setmem): Document new arguments.
5314 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5316 (stringop_block_profile): New global function.
5317 (tree_stringops_values_to_profile): Profile block size and alignment.
5318 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5320 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5321 (stringop_block_profile): Declare.
5322 * builtins.c: Include value-prof.h.
5323 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5324 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5325 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5326 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5327 * profile.c (instrument_values): Add new counters.
5328 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5330 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5331 (tree_init_edge_profiler): Build new profilers.
5332 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5333 (pass_tree_profile): Add dump.
5334 (tree_profile_hooks): Update.
5335 * Makefile.in (LIBGCOV): Add new constants.
5336 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5337 __gcov_ior_profiler): New.
5338 * i386.md (movmem/setmem expanders): Add new optional arguments.
5340 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5342 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5344 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5346 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5347 (tree_unswitch_single_loop): Pass eni_size_weights to
5348 tree_num_loop_insns.
5349 * tree-ssa-loop-manip.c: Include tree-inline.h.
5350 (can_unroll_loop_p): Pass eni_size_weights to
5351 tree_num_loop_insns.
5352 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5353 Pass eni_size_weights to estimate_num_insns.
5354 * tree.h (init_inline_once): Export.
5355 * toplev.c (backend_init): Call init_inline_once.
5356 * cgraphunit.c (cgraph_process_new_functions,
5357 cgraph_analyze_function): Pass eni_inlining_weights to
5359 * ipa-inline.c (compute_inline_parameters): Ditto.
5360 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5361 to estimate_num_insns.
5362 (try_unroll_loop_completely): Pass eni_size_weights to
5363 tree_num_loop_insns.
5364 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5365 ot estimate_num_insns.
5366 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5367 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5368 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5369 eni_time_weights): New variables.
5370 (init_inline_once): Initialize them.
5371 (struct eni_data): Mew.
5372 (estimate_num_insns_1, estimate_num_insns): Use weights.
5373 * tree-inline.h (struct eni_weights_d): New.
5374 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5375 (estimate_num_insns): Declaration changed.
5376 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5377 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5378 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5380 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5382 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5383 relations in the conflict function is valid.
5385 2007-01-27 Ian Lance Taylor <iant@google.com>
5387 * common.opt: Add fstrict-overflow.
5388 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5389 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5390 (TYPE_OVERFLOW_UNDEFINED): Define.
5391 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5393 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5394 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5395 (fold_negate_expr): Likewise.
5396 (make_range): Likewise.
5397 (extract_muldiv_1): Likewise.
5398 (maybe_canonicalize_comparison): Likewise.
5399 (fold_comparison): Likewise.
5400 (fold_binary): Likewise.
5401 (tree_expr_nonnegative_p): Likewise.
5402 (tree_expr_nonzero_p): Likewise.
5403 * tree-vrp.c (compare_values): Likewise.
5404 (extract_range_from_binary_expr): Likewise.
5405 (extract_range_from_unary_expr): Likewise.
5406 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5408 (nowrap_type_p): Likewise.
5409 * tree-scalar-evolution.c (simple_iv): Likewise.
5410 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5411 (build_range_check): Likewise.
5412 (extract_muldiv_1): Likewise.
5413 (fold_comparison): Likewise.
5414 * tree-vrp.c (vrp_int_const_binop): Likewise.
5415 (extract_range_from_unary_expr): Likewise.
5416 * convert.c (convert_to_integer): Likewise.
5417 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5418 (fold_comparison): Likewise.
5419 (fold_binary): Likewise.
5420 * optabs.c (optab_for_tree_code): Likewise.
5421 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5422 * simplify-rtx.c (simplify_const_relational_operation): Check
5423 flag_strict_overflow and flag_trapv.
5424 (simplify_const_relational_operation): Likewise.
5425 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5426 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5429 2007-01-27 Roger Sayle <roger@eyesopen.com>
5431 * tree.c (tree_fold_gcd): Delete.
5432 * tree.h (tree_fold_gcd): Remove prototype.
5433 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5434 test whether one constant integer is a multiple of another. Instead
5435 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5436 * fold-const.c (multiple_of_p): We've determined both TOP and
5437 BOTTOM are integer constants so we can call int_const_binop directly
5438 instead of the more generic const_binop.
5440 2007-01-27 Roger Sayle <roger@eyesopen.com>
5442 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5443 1*X check that the constant hasn't overflowed, to preserve the
5445 (round_up): Provide an efficient implementation when rouding-up an
5446 INTEGER_CST to a power-of-two.
5448 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5450 * doc/sourcebuild.texi: Add comma for clarity.
5451 * doc/extend.texi: Fix some typos.
5452 * doc/passes.texi: Likewise.
5453 * doc/cppinternals.texi: Likewise.
5454 * doc/c-tree.texi: Likewise.
5455 * doc/tree-ssa.texi: Likewise.
5456 * doc/install.texi: Likewise.
5458 2007-01-27 Jan Hubicka <jh@suse.cz>
5460 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5461 (pass_sra): Do not require alias information.
5462 * passes.c (init_optimization_passes): Add SRA
5464 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5466 * tracer.c (rest_of_handle_tracer): We already cleaned
5467 up the CFG in tracer() so don't do it here again.
5468 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5469 cleanup_cfg here, either. And don't call renumber_insns.
5471 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5472 and BB_HEAD are in the insn stream here. Instead make sure
5473 that BB_INSN is valid on all insns. Also, do check here that
5474 there are no pending branch predictions...
5475 (rtl_verify_flow_info): ...instead of doing it here. Checks
5476 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5479 2007-01-26 Roger Sayle <roger@eyesopen.com>
5481 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5482 function to simplify/factorize operand order canonicalization.
5483 (ix86_fixup_binary_operands): Reorganize using the above function.
5484 (ix86_binary_operator_ok): Likewise.
5486 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5488 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5489 file scope from optimize_attrs.
5490 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5492 (optimize_attrs): Clear insn_code_values after freeing it.
5494 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5496 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5497 a parts.base assignment.
5499 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5501 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5502 (compute_subscript_distance, initialize_data_dependence_relation,
5503 finalize_ddr_dependent, analyze_ziv_subscript,
5504 analyze_siv_subscript_cst_affine,
5505 compute_overlap_steps_for_affine_univar,
5506 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5507 analyze_siv_subscript, analyze_miv_subscript,
5508 analyze_overlapping_iterations, subscript_dependence_tester_1,
5509 compute_self_dependence, free_dependence_relation): Work
5510 with affine_fn instead of chrecs.
5511 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5512 common_affine_function, affine_function_base,
5513 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5514 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5515 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5516 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5517 (all_chrecs_equal_p): Removed.
5518 * tree-data-ref.h (affine_fn, conflict_function): New types.
5519 (struct subscript): Change type of conflicting_iterations_in_a
5520 and conflicting_iterations_in_b.
5522 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5525 * config/pa/pa.h (TARGET_HPUX_11): New.
5526 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5527 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5529 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5530 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa-structalias.c (solve_graph): Handle case
5533 we merged the variable to another.
5535 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5537 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5540 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5541 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5543 2007-01-25 DJ Delorie <dj@redhat.com>
5545 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5546 allow changes to modes which don't fit in those registers.
5548 * reload1.c (choose_reload_regs): Check for invalid subregs before
5549 computing their locations, not after.
5551 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5554 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5555 save Altivec registers in an eh_return function.
5556 (compute_vrsave_mask): Likewise.
5557 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5558 for saving Altivec registers.
5559 (rs6000_emit_prologue): Don't allocate stack twice in
5560 eh_return function. Correct expected value of altivec_save_offset
5561 when using save_world. Describe save of R0 to stack when using
5562 save_world. Describe stack pointer adjustment when using
5563 save_world. Remove duplicated eh_return parameter register saving.
5564 Update sp_offset variable after save_world.
5565 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5567 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5568 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5571 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5573 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5575 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5578 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5579 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5581 2007-01-25 Richard Guenther <rguenther@suse.de>
5583 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5584 * common.opt (-Wcoverage-mismatch): New warning option.
5585 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5586 if -Wcoverage-mismatch is given.
5588 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5590 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5591 (ipcp_driver): Change to static definition.
5592 Add dumping of the ifunctions.
5593 (constant_val_insert): Remove unused parameter. Support for SSA.
5594 (ipcp_propagate_const): Support for SSA.
5595 (ipcp_profile_bb_print): Print only analyzed nodes.
5596 (ipcp_replace_map_create): Remove support for Fortran constant
5598 * ipa-prop.c (ipa_method_modify_stmt,
5599 ipa_callsite_compute_param): Support for SSA.
5600 * ipa-prop.h (ipcp_driver): Remove declaration.
5601 (IS_VALID_TREE_MAP_INDEX): Add define.
5603 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5605 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5607 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5610 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5611 constant argument to cabs and do it without checking for
5612 -funsafe-math-optimizations.
5614 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5616 * c-common.h (RID_FIRST_CXX0X): New.
5617 (RID_LAST_CXX0X): New.
5618 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5620 * c.opt (Wc++0x-compat): New.
5621 * doc/invoke.texi (-Wc++0x-compat): Document.
5623 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5625 * builtins.c (fold_builtin_carg): New.
5626 (fold_builtin_1): Use it.
5628 2007-01-24 Jan Hubicka <jh@suse.cz>
5630 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5632 * ipa-inline.c (initial_insns, max_insns): Delete.
5633 (compute_max_insns): New function.
5634 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5635 of insns as base for code growth.
5636 (cgraph_decide_inlining): Make initial_insns local; do not compute
5638 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5639 * doc/invoke.texi (inline-unit-growth): Update docs.
5641 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5643 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5644 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5645 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5646 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5647 for CPUs that have PTA_CX16 set.
5650 * gimplify.c (omp_check_private): New function.
5651 (gimplify_scan_omp_clauses): Use it for
5652 firstprivate/lastprivate/reduction.
5655 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5656 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5659 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5660 If lower_lastprivate_clauses emits some statements, append them
5661 to dlist rather than body_p and to body_p append an initializer.
5662 (lower_omp_for): Adjust caller.
5664 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5666 * target.h (globalize_decl_name): New.
5667 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5668 * output.h (default_globalize_decl_name): New.
5669 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5671 (globalize_decl): Ditto.
5672 (default_globalize_decl_name): New.
5673 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5674 (ia64_handle_version_id_attribute): New.
5675 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5676 (ia64_asm_output_external): Use globalize_decl_name instead
5678 * doc/extend.texi (version_id): New pragma.
5679 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5681 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5683 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5684 _uleb128_t and _Unwind_SWord with _sleb128_t.
5685 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5686 uw_frame_state_for, uw_update_context_1): Likewise.
5687 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5688 * unwind-pe.h (read_uleb128, read_sleb128,
5689 read_encoded_value_with_base): Likewise.
5690 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5692 2007-01-24 Richard Guenther <rguenther@suse.de>
5694 * builtins.c (expand_builtin_cexpi): Get the fndecl
5695 for cexp in the correct way.
5697 2007-01-24 Jan Hubicka <jh@suse.cz>
5699 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5701 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5703 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5704 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5705 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5706 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5707 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5708 __SIZEOF_PTRDIFF_T__.
5709 * doc/cpp.texi: Documentation for the new builtin macros added.
5711 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5714 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5715 instead of operands[2] to avoid access past the end of array.
5717 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5719 * reload1.c (emit_reload_insns): Pass the reload register
5720 for a non-spill output reload through forget_old_reloads_1.
5722 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5724 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5725 _SOFT_DOUBLE if doubles use software floating-point.
5726 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5727 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5728 * config/rs6000/darwin-ldouble.c: Also compile functions for
5729 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5730 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5731 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5732 commented-out long double override.
5733 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5734 * config/rs6000/eabispe.h: Likewise.
5735 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5736 long double for non-SPE.
5737 (rs6000_handle_option): Likewise.
5738 (invalid_e500_subreg): Disallow more subregs involding DImode,
5739 DFmode, TImode or TFmode.
5740 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5742 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5744 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5745 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5747 (rs6000_legitimate_address): Also check for TFmode for E500
5749 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5750 (spe_build_register_parallel): Handle TFmode and TCmode.
5751 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5753 (function_arg): Handle TFmode and TCmode for E500 double.
5754 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5756 (print_operand): Handle TFmode and TImode for %y.
5757 (rs6000_generate_compare): Handle TFmode comparisons for E500
5759 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5760 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5761 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5762 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5763 TFmode for E500 double.
5764 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5765 (floatsidf2): Enable for E500 double.
5766 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5767 (extenddftf2): Change to extenddftf2_fprs.
5768 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5769 depending on TARGET_E500_DOUBLE.
5770 (extendsftf2): Enable for E500 double.
5771 (trunctfdf2): Enable for E500 double.
5772 (trunctfsf2): Change to trunctfsf2_fprs.
5773 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5774 depending on TARGET_E500_DOUBLE.
5775 (floatsitf2): Enable for E500 double.
5776 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5777 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5778 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5779 (negtf2): Change to negtf2_internal.
5780 (negtf2): New expander.
5781 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5782 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5783 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5784 (movdi_internal32): Use rs6000_nonimmediate_operand.
5785 (unnamed splitter): Likewise.
5786 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5787 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5788 (SPE64TF, DITI): New mode macros.
5789 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5792 (frob_<mode>_di_2): New.
5793 (frob_tf_di_8_2): New.
5794 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5796 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5798 (frob_ti_<mode>_8_2): New.
5799 (frob_ti_tf_2): New.
5800 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5801 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5803 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5804 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5805 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5806 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5807 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5808 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5811 2007-01-23 Ian Lance Taylor <iant@google.com>
5813 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5815 (OBJS-archive): Reformat, alphabetize.
5816 (OBJS): Change out_object_file to OBJS-md.
5818 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5820 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5821 JUMP_P and CALL_P predicates where applicable.
5822 * config/i386/i386.c: Ditto.
5823 * config/i386/i386.md: Ditto.
5824 * config/i386/mmx.md: Ditto.
5825 * config/i386/predicates.md: Ditto.
5827 2007-01-22 Andreas Schwab <schwab@suse.de>
5829 * config/m68k/m68k.h: Fix comment.
5831 2007-01-22 Jan Hubicka <jh@suse.cz>
5833 * passes.c (init_optimization_passes): Do not rerun
5834 pass_early_warn_uninitialized.
5836 2007-01-22 Richard Guenther <rguenther@suse.de>
5838 PR tree-optimization/30038
5839 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5841 (execute_cse_sincos_1): Likewise.
5842 (execute_cse_sincos): Likewise.
5843 (gate_cse_sincos): Likewise.
5844 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5845 the cexpi() canonicalization of sincos().
5846 * tree-pass.h (pass_cse_sincos): Declare.
5847 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5849 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5851 PR rtl-optimization/29329
5852 * combine.c (replaced_rhs_insn): Rename to i2mod.
5853 (replaced_rhs_value): Rename to i2mod_new_rhs.
5854 (i2mod_old_rhs): New global variable.
5855 (combine_instructions): Adjust for above change. Save a copy of
5856 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5857 note are substituted in the second instruction.
5858 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5859 ditch the note if it pertains to the second eliminated register
5860 and this register is mentioned in i2mod_old_rhs.
5863 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5865 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5866 the insn to which the note was originally attached.
5868 2007-01-21 Jan Hubicka <jh@suse.cz>
5870 * ipa-inline.c (inlining_mode): Comment, move up.
5871 (cgraph_decide_inlining_incrementally): Do not perform inlining
5872 itself; fix handling of flattening of self recursive functions.
5873 (cgraph_find_cycles): Remove.
5874 (cgraph_flatten_node): Remove.
5875 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5876 (try_inline): New function.
5877 (cgraph_early_inlining): Update call of
5878 cgraph_decide_inlining_incrementally. Apply inlining here.
5879 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5881 2007-01-21 Dirk Mueller <dmueller@suse.de>
5884 * tree-vrp.c (check_array_bounds): do not warn
5885 about ADDR_EXPR's of ARRAY_REF's which are immediately
5886 used in binary expressions.
5888 2007-01-21 Ira Rosen <irar@il.ibm.com>
5890 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5891 read_write_dep and macros for its access.
5892 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5893 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5894 argument, call vect_check_interleaving for every independent pair of
5895 data-refs. Mark loads that access the same memory location as a store
5897 (vect_check_dependences): Remove.
5898 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5899 call, fix the call to vect_analyze_data_ref_dependence.
5900 (vect_analyze_data_ref_access): For statements that access the same
5901 data-ref, check that they are not stores; for loads, check that there
5902 is no store that access the same location.
5904 2007-01-20 Roger Sayle <roger@eyesopen.com>
5905 Joseph Myers <joseph@codesourcery.com>
5907 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5908 (-fdump-rtl-stack): Likewise.
5909 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5910 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5911 (-mpt-fixed): Use @minus{} for minus sign.
5912 (Using Precompiled Headers): Fix under/overfull hbox.
5914 2007-01-20 Jan Hubicka <jh@suse.cz>
5916 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5917 place within annotation.
5919 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5921 * pa.c (output_move_double): Change array size of xoperands to 4.
5923 2007-01-20 Jan Hubicka <jh@suse.cz>
5925 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5928 2007-01-19 Ian Lance Taylor <iant@google.com>
5930 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5931 constant to unsigned HOST_WIDE_INT before negating.
5933 2007-01-19 Ian Lance Taylor <iant@google.com>
5935 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5937 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5938 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5939 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5940 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5941 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5942 (realloc_vdef, realloc_vuse): Change second parameter to
5944 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5946 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5947 unsigned. Change x and lim locals to unsigned.
5948 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5950 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5951 (copy_virtual_operands): Change i and n locals to unsigned.
5953 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5956 * builtins.c (fold_builtin_1): Handle builtin fdim.
5958 2007-01-20 Jan Hubicka <jh@suse.cz>
5960 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5961 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5962 init_alias_heapvars.
5963 (init_alias_heapvars): Initialize only when not already initialized.
5964 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5966 2007-01-19 Roger Sayle <roger@eyesopen.com>
5968 * common.opt (fsigned-zeros): New command line option.
5969 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5970 of flag_unsafe_math_optimizations.
5971 * opts.c (set_fast_math_flags): The -ffast-math command line option
5972 implies -fno-signed-zeros.
5973 (fast_math_flags_set_p): Likewise.
5975 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5976 the documentation of -ffast-math appropriately. Wrap long lines.
5978 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5980 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5981 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5983 2007-01-19 Tomas Bily <tbily@suse.cz>
5985 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5987 (tree_init_ic_make_global_vars): New function
5988 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5989 (tree_gen_ic_profiler): New function
5990 (tree_gen_ic_func_profiler): New function
5991 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5992 (tree_profile_hooks): Added hook for indirec/virtual calls
5993 * value-prof.c (tree_find_values_to_profile): New case for
5995 (tree_values_to_profile): Call for determining indirect/virtual
5997 (tree_indirect_call_to_profile): New function
5998 (tree_ic_transform): New function
5999 (tree_ic): New function
6000 (find_func_by_pid): New function
6001 (init_pid_map): New function
6002 (tree_value_profile_transformations): Added check for
6003 indirect/virtual call transformation
6004 * value-prof.h (enum hist_type): New counter type for
6005 indirect/virtual calls
6006 (profile_hooks): Added new hook for profiling indirect/virtual
6008 * profile.c (instrument_values): New case for indirect/virtual
6010 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6011 (GCOV_COUNTER_V_INDIR): New counter type
6012 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6013 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6015 * cgraph.c: Definition of cgraph_max_pid
6016 (cgraph_create_node): Default init of pid attribute
6017 * cgraph.h: Declaration of cgraph_max_pid
6018 (struct cgraph_node): Added pid attribute
6019 * libgcov.c (__gcov_indirect_call_profiler): New function
6020 (__gcov_one_value_profiler_body): New function
6021 (__gcov_one_value_profiler): Body was moved to
6022 __gcov_one_value_profiler_body and calls it
6024 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6026 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6027 * gengtype.c (write_types_data, write_func_for_structure,
6028 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6029 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6030 (walk_type, write_func_for_structure): Generate the mark_hook if
6033 2007-01-19 Jan Hubicka <jh@suse.cz>
6035 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6036 'early' argument take inlining mode argument specifying whether to
6037 inline for size/speeed or all functions; add support for flattening;
6039 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6041 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6044 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6045 the name of the declared identifier.
6047 2007-01-19 Dirk Mueller <dmueller@suse.de>
6049 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6050 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6051 duplicate evaluation.
6053 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6056 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6057 to XFMode, use acosxf2 and truncate result to requested mode.
6058 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6059 (asin<mode>2): Similarly, with asin expanders.
6060 (*fscalexf4_i387): Rename from *fscalexf4.
6061 (expNcorexf3): New expander.
6062 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6063 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6064 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6065 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6066 patterns for SSE math.
6067 (exp10<mode>2): Similarly, with exp10 expanders.
6068 (exp2<mode>2): Similarly, with exp2 expanders.
6069 (expm1<mode>2): Similarly, with expm1 expanders.
6070 (ldexp<mode>3): Similarly, with ldexp expanders.
6071 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6072 Use gen_truncxf<mode>2_i387_noop to truncate result.
6074 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6076 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6077 for ColdFire targets.
6079 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6080 Richard Sandiford <richard@codesourcery.com>
6082 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6083 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6084 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6085 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6086 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6087 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6091 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6092 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6093 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6094 (*adddi_dilshr32_cf): New pattern.
6095 (adddi3, subdi3): Remove first alternatives.
6097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6099 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6100 implemented using move.l, do not use its cc result for floating-point
6103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6105 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6106 from accepting 's' constraints if flag_pic.
6108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6110 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6111 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6112 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6113 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6115 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6117 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6118 ColdFire alternatives.
6119 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6120 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6121 architectures that support ff1 instruction.
6123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6124 Julian Brown <julian@codesourcery.com>
6126 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6127 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6128 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6133 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6135 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6136 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6137 HOST_WIDE_INT instead of an rtx.
6138 (m68k_rtx_costs): Update call accordingly.
6139 (output_move_const_into_data_reg): Likewise. Fix formatting.
6140 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6142 (output_move_simode_const): Update calls after above changes.
6143 Rework to use automatic variables and predicates like MEM_P.
6144 * config/m68k/m68k.md (pushexthisi_const): Update call to
6147 2007-01-19 Dirk Mueller <dmueller@suse.de>
6149 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6152 2007-01-19 Richard Guenther <rguenther@suse.de>
6154 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6155 via cexp in case sincos is not available.
6157 2007-01-19 Richard Guenther <rguenther@suse.de>
6159 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6160 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6161 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6162 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6163 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6164 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6165 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6166 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6168 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6170 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6172 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6173 (atan2xf3): Directly generate RTL pattern.
6174 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6175 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6176 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6177 disable patterns for SSE math.
6178 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6179 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6180 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6181 disable patterns for SSE math.
6183 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6185 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6187 2007-01-18 Roger Sayle <roger@eyesopen.com>
6189 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6190 VIEW_CONVERT_EXPR to the same type as it's operand.
6192 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6194 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6195 configured for long double 128.
6197 2007-01-18 Mike Stump <mrs@apple.com>
6199 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6202 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6204 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6207 2007-01-18 Jan Hubicka <jh@suse.cz>
6209 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6210 greater than NUM_VOP_FREE_BUCKETS.
6212 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6214 * tree-ssa-structalias.c: Update comments.
6215 (ptabitmap_obstack): Removed.
6217 (oldpta_obstack): Ditto.
6218 (stats): Add a few members.
6219 (struct variable_info): Remove node, complex, address_taken, and
6220 indirect_target members. Add oldsolution member.
6221 (new_var_info): Do not initialize removed members.
6222 (constraint_expr_type): Remove INCLUDES.
6223 (constraint_graph): Add size, implicit_preds, rep,
6224 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6225 (FIRST_REF_NODE): New macro.
6226 (LAST_REF_NODE): Ditto.
6227 (FIRST_ADDR_NODE): Ditto.
6228 (find): New function.
6230 (dump_constraint): Do not handle INCLUDES.
6231 (insert_into_complex): Do not insert duplicate constraints.
6232 (condense_varmap_nodes): Renamed and rewritten into ...
6233 (merge_node_constraints): This. Also fix bug in handling of
6234 offseted copy constraints.
6235 (clear_edges_for_node): No longer need to deal with preds at all,
6236 or removing associated preds/succs.
6237 (merge_graph_nodes): Deal with indirect_cycles.
6238 Don't deal with predecessors.
6239 (add_implicit_graph_edge): New function.
6240 (add_pred_graph_edge): Ditto.
6241 (add_graph_edge): Don't deal with predecessors.
6242 (build_constraint_graph): Removed.
6243 (build_pred_graph): New function.
6244 (build_succ_graph): Ditto.
6245 (struct scc_info): Removed in_component. Added roots, dfs, and
6246 node_mapping. Remove visited_index, unification_queue.
6247 (scc_visit): Deal with union-find we do now.
6248 Deal with cycles with REF nodes.
6249 (collapse_nodes): Renamed and rewritten to ...
6250 (unify_nodes): This.
6251 (process_unification_queue): Removed.
6252 (topo_visit): Cleanup
6253 (do_da_constraint): Use find.
6254 (do_sd_constraint): Ditto.
6255 (do_ds_constraint): Ditto.
6256 (do_complex_constraint): Ditto.
6257 (init_scc_info): Update for removed and added members.
6258 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6259 (find_indirect_cycles): This.
6260 (equivalence_class): New variable.
6261 (label_visit): New function.
6262 (perform_variable_substitution): Rewritten.
6263 (free_var_substitution_info): New function.
6264 (find_equivalent_node): Ditto.
6265 (move_complex_constraints): Ditto.
6266 (eliminate_indirect_cycles): Ditto.
6267 (solve_graph): Only propagate changed bits.
6268 Use indirect cycle elimination.
6270 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6271 (tree_id_eq): Renamed to ...
6272 (tree_vi_eq): This. Update for member change
6273 (insert_id_for_tree): Renamed and rewritten to ...
6274 (insert_vi_for_tree): This.
6275 (lookup_id_for_tree): Renamed and rewritten to ...
6276 (lookup_vi_for_tree): This.
6277 (get_id_for_tree): Renamed and rewritten to ...
6278 (get_vi_for_tree): Ditto.
6279 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6280 (process_constraint): Don't handle INCLUDES.
6281 Remove special ADDRESSOF case.
6282 (find_func_aliases): Rewrite to use vi functions instead of id
6284 (create_function_info_for): Ditto.
6285 (create_variable_info_for): Ditto.
6286 (intra_create_variable_infos): Ditto.
6287 (merge_smts_into): Ditto.
6288 (find_what_p_points_to): Ditto.
6289 (init_base_vars): Ditto.
6290 (init_alias_vars): Ditto.
6291 (remove_preds_and_fake_succs): New function.
6292 (dump_sa_points_to_info): Dump new stats.
6293 (dump_solution_for_var): Use find.
6294 (set_used_smts): Fix formatting.
6295 (compute_points_to_sets): Updated for new functions.
6296 (ipa_pta_execute): Ditto.
6298 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6299 Richard Sandiford <richard@codesourcery.com>
6301 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6303 * calls.c (expand_call): If the return value is a PARALLEL,
6304 extract its first member.
6305 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6306 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6307 use FUNCTION_EXTRA_EPILOGUE.
6308 (m68k_function_value): Return a PARALLEL if the return value
6309 is of a pointer type.
6310 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6311 (FUNCTION_EXTRA_EPILOGUE): Remove.
6312 * config/m68k/m68k.md (D0_REG): New constant.
6314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6316 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6317 output a NOP for empty epilogues.
6319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6321 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6322 before function. Extend register save check to include all
6323 registers, not just integer ones.
6325 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6327 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6328 (m68k_use_return_insn): ...this.
6329 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6330 * config/m68k/m68k.c (use_return_insn): Rename to...
6331 (m68k_use_return_insn): ...this.
6332 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6335 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6337 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6338 nearest even, fix denormal rounding overflow.
6340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6342 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6343 f%$smove and f%$move.
6344 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6345 (extendsfdf2_cf): Use fdmove instead of f%&move.
6346 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6347 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6351 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6356 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6357 (coldfire_single_format): Declare.
6358 (coldfire_double_format): Likewise.
6359 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6360 of qnan_msb_set to determine the lower bits of a canonical
6362 (encode_ieee_double): Likewise.
6363 (encode_ieee_quad): Likewise.
6364 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6365 (mips_single_format): Likewise.
6366 (ieee_double_format): Likewise.
6367 (mips_double_format): Likewise.
6368 (ieee_extended_motorola_format): Likewise.
6369 (ieee_extended_intel_96_format): Likewise.
6370 (ieee_extended_intel_128_format): Likewise.
6371 (ieee_extended_intel_96_round_53_format): Likewise.
6372 (ibm_extended_format): Likewise.
6373 (mips_extended_format): Likewise.
6374 (ieee_quad_format): Likewise.
6375 (mips_quad_format): Likewise.
6376 (vax_f_format): Likewise.
6377 (vax_d_format): Likewise.
6378 (vax_g_format): Likewise.
6379 (i370_single_format): Likewise.
6380 (i370_double_format): Likewise.
6381 (decimal_single_format): Likewise.
6382 (decimal_double_format): Likewise.
6383 (decimal_quad_format): Likewise.
6384 (c4x_single_format): Likewise.
6385 (c4x_extended_format): Likewise.
6386 (real_internal_format): Likewise.
6387 (coldfire_single_format): New real_format.
6388 (coldfire_double_format): Likewise.
6389 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6390 canonical_nan_lsbs_set.
6391 (pdp11_d_format): Likewise.
6392 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6393 if TARGET_COLDFIRE_CPU.
6395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6397 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6398 (output_call, m68k_legitimize_call_address): Declare.
6399 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6400 parenthesees. Add support for a 'W' constraint.
6401 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6402 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6403 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6404 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6406 (override_options): Initialize them. Do not set flag_no_function_cse
6407 for TARGET_ID_SHARED_LIBRARY.
6408 (m68k_output_pic_call): Delete.
6409 (m68k_legitimize_call_address): New function.
6410 (print_operand): Remove the %o prefix. Handle the %p prefix.
6411 (output_call): New function.
6412 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6413 target address from the GOT if symbolic jumps are not allowed.
6414 * config/m68k/m68k.md (call, general_operand): Do not set
6415 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6416 Merge separate flag_pic and !flag_pic define_insns into...
6417 (*call, *call_value): ...these new patterns. Match the address
6418 rather than the containing MEM and require it to be a call_operand.
6419 Use output_call to generate the asm template.
6420 * config/m68k/predicates.md (const_call_operand): New predicate.
6421 (call_operand): Likewise.
6423 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6425 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6426 (STACK_GROWS_DOWNWARD): Define to 1.
6427 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6428 comments, emphasizing that these values are only defaults.
6429 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6430 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6432 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6434 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6436 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6437 Richard Sandiford <richard@codesourcery.com>
6439 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6440 (FP_REGNO_P): New macros.
6441 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6442 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6443 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6444 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6448 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6449 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6451 * config/m68k/t-floatlib: New file, extracting common code from...
6452 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6453 * config/m68k/t-uclinux: Here.
6454 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6455 routines on ColdFire targets.
6457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6459 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6460 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6461 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6462 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6463 explicitly set MOTOROLA to 1.
6464 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6467 Nathan Sidwell <nathan@codesourcery.com>
6469 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6470 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6471 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6472 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6473 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6474 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6475 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6476 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6477 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6478 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6479 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6480 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6481 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6482 (DBX_REGISTER_NUMBER): Delete.
6483 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6484 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6485 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6489 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6490 * config/flat.h: New file.
6491 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6493 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6494 indirect references for -msep-data or -mid-shared-library.
6495 Do not use PC-relative code addresses either.
6496 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6498 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6499 for shared libraries and crt1.o for executables. Use crti.o and
6501 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6502 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6503 Do not add -elf2flt or -shared-lib-id options here.
6504 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6505 Pass -shared-lib-id if -mid-shared-library, taking the library
6506 identifier from -mshared-library-id if given, otherwise
6508 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6509 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6510 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6511 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6512 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6513 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6515 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6516 jump sequence for ISA A and ISA A+.
6517 (PICJUMP): Likewise.
6519 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6521 * config.gcc (m68k-*-uclinux*): Base the port on the common
6522 and m68k GNU/Linux files rather than on the generic ELF ones.
6523 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6524 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6526 2007-01-18 Julian Brown <julian@codesourcery.com>
6527 Richard Sandiford <richard@codesourcery.com>
6529 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6530 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6531 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6533 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6535 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6539 * doc/install.texi: Document m68k-uclinuxoldabi.
6540 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6541 * config/m68k/uclinux-oldabi.h: New file, copied from
6542 config/m68k/uclinux.h.
6544 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6546 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6547 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6548 (m32r_compute_frame_size): Use unsigned for regno.
6549 (m32r_reload_lr): Use gen_frame_mem.
6551 (m32r_output_function_epilogue): Don't output the function epilogue
6553 (m32r_expand_epilogue): New.
6554 (direct_return): Return false if the function has the interrupt
6556 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6557 * config/m32r/m32r.md (epilogue): New expander.
6558 (return_lr, return_rte): New insns.
6559 (return): Make it expander.
6560 (return_normal): New expander.
6562 2007-01-18 Josh Conner <jconner@apple.com>
6565 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6566 support for UNLE, UNLT, UNGE, and UNGT.
6568 2007-01-18 Jan Hubicka <jh@suse.cz>
6570 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6571 * tree-tailcall (add_virtual_phis): Likewise.
6572 (optimize_tail_call): Return TODOs.
6573 (execute_tail_calls): Return TODOs.
6574 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6575 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6577 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6578 Cleanup cfg using TODO.
6579 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6580 * passes.c (execute_function_todo): When cleanup did something, remove
6582 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6583 (make_edges): Don't cleanup_cfg.
6585 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6587 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6588 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6589 operate on the top of stack.
6590 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6591 register handling of instructions that output to the second
6593 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6594 (move_for_stack_reg): Special-case check for dead destination
6595 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6597 * config/i386/i386.md (UNSPEC_TAN): New constant.
6598 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6599 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6600 to correctly model move of constant 1.0 to top stack slot.
6601 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6602 (unnamed peephole2 pattern): Remove corresponding peephole2
6603 pattern that optimizes tan insn and loading of constant 1.0.
6604 (tanxf2): Use fptanxf4_i387.
6605 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6606 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6607 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6608 disable patterns for SSE math.
6609 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6610 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6612 2007-01-18 Dirk Mueller <dmueller@suse.de>
6613 Richard Guenther <rguenther@suse.de>
6616 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6617 * common.opt (Warray-bounds): Add new warning option.
6618 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6620 * Makefile.in: make tree-vrp.o depend on toplev.h
6621 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6623 (check_array_refs, check_array_bounds, check_array_ref): New.
6625 2007-01-18 Jan Hubicka <jh@suse.cz>
6627 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6628 (execute_ssa_ccp): Return flags conditionally.
6629 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6631 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6633 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6635 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6636 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6638 * Makefile.c (GTFILES): Add cfglayout.h.
6639 * gengtype.c (open_base_files): Likewise.
6640 * cfglayout.c (cfg_layout_function_footer,
6641 cfg_layout_function_header) Reindent to make gengtype happy.
6642 * cfglayout.h (cfg_layout_function_footer,
6643 cfg_layout_function_header): Add GTY(()) marker.
6645 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6647 2007-01-18 Ben Elliston <bje@au.ibm.com>
6649 * genautomata.c (write_automata): Include xstrerror output in the
6650 error message if writing the DFA description file fails.
6652 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6654 * config/mips/mips-protos.h (mips_output_external): Make it
6656 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6657 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6658 (extern_list): Likewise.
6659 (extern_head): Likewise.
6660 (TARGET_ASM_FILE_END): Likewise.
6661 (mips_file_end): Likewise.
6662 (mips_output_external): Rewritten.
6664 2007-01-18 Ben Elliston <bje@au.ibm.com>
6666 * genpreds.c (write_insn_preds_c): Only write out the function
6667 body for regclass_for_constraint if we have register constraints.
6669 2007-01-17 Tom Tromey <tromey@redhat.com>
6671 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6672 * doc/install.texi (Testing): Use sourceware.org.
6673 (Binaries): Likewise.
6674 (Specific): Likewise.
6675 * doc/contrib.texi (Contributors): Use sourceware.org.
6677 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6679 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6680 (AVR_ENHANCED): Rename to ...
6681 (AVR_HAVE_MUL): ... new.
6682 (avr_enhanced_p): Rename to ...
6683 (avr_have_mul_p): ... new.
6684 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6685 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6686 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6687 (avr_have_mul_p): ... new.
6688 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6689 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6690 'avr_enhanced_p' and 'enhanced'.
6691 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6692 AVR_HAVE_MUL instead of AVR_ENHANCED.
6693 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6694 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6695 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6696 instead of AVR_ENHANCED.
6697 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6698 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6699 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6701 2007-01-17 Ian Lance Taylor <iant@google.com>
6703 * vec.h (VEC_reserve_exact): Define.
6704 (vec_gc_p_reserve_exact): Declare.
6705 (vec_gc_o_reserve_exact): Declare.
6706 (vec_heap_p_reserve_exact): Declare.
6707 (vec_heap_o_reserve_exact): Declare.
6708 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6710 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6712 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6713 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6714 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6715 * vec.c (calculate_allocation): Add exact parameter. Change all
6717 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6718 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6719 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6720 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6721 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6722 (vec_heap_p_reserve_exact): New function.
6723 (vec_heap_o_reserve_exact): New function.
6725 2007-01-17 Jan Hubicka <jh@suse.cz>
6727 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6729 2007-01-17 Eric Christopher <echristo@apple.com>
6731 * config.gcc: Support core2 processor.
6733 2007-01-16 Jan Hubicka <jh@suse.cz>
6735 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6736 the names, just unlink the chain so we don't crash on dangling pointers
6739 2007-01-16 Jan Hubicka <jh@suse.cz>
6741 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6742 * tree-pass.h: Reorder to make IPA passes appear toegher.
6743 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6744 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6745 parameters, do not call early inliner.
6746 * ipa-inline.c: Update comments. Include tree-flow.h
6747 (cgraph_decide_inlining): Do not compute inlining parameters.
6748 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6749 be called with function context set up.
6750 (pass_ipa_inline): Remove unreachable functions before pass.
6751 (cgraph_early_inlining): Simplify assuming to be called from the
6753 (pass_early_inline): New pass.
6754 (cgraph_gate_ipa_early_inlining): New gate.
6755 (pass_ipa_early_inline): Turn into simple wrapper.
6756 (compute_inline_parameters): New function.
6757 (gate_inline_passes): New gate.
6758 (pass_inline_parameters): New pass.
6759 (apply_inline): Move here from tree-optimize.c
6760 (pass_apply_inline): New pass.
6761 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6763 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6765 (tree_function_versioning): Do not allocate dummy struct function.
6766 * tree-inline.h (optimize_inline_calls): Update prototype.
6767 * tree-optimize.c (execute_fixup_cfg): Export.
6768 (pass_fixup_cfg): Remove
6769 (tree_rest_of_compilation): Do not apply inlines.
6770 * tree-flow.h (execute_fixup_cfg): Declare.
6771 * Makefile.in (gt-passes.c): New.
6772 * passes.c: Include gt-passes.h
6773 (init_optimization_passes): New passes.
6774 (nnodes, order): New static vars.
6775 (do_per_function_toporder): New function.
6776 (execute_one_pass): Dump current pass here.
6777 (execute_ipa_pass_list): Don't dump current pass here.
6779 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6781 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6782 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6784 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6786 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6787 (strong_alias): Define.
6788 (__gcc_qmul): Provide non-FMA for soft-float.
6794 (__gcc_qunord): New.
6804 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6805 soft-float functions.
6806 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6807 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6808 about long double soft float.
6810 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6811 Tehila Meyzels <tehila@il.ibm.com>
6813 * tree-vectorizer.h (is_pattern_stmt_p): New.
6814 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6815 formatting (tabs instead of spaces). Cleanup and clarify setting
6816 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6817 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6818 (vectorizable_type_demotion): Check that types are integral.
6819 (vectorizable_type_promotion): Likewise.
6820 (vectorizable_store): Fix typo. Eliminate new-line at end of
6823 2007-01-16 Jan Hubicka <jh@suse.cz>
6825 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6828 2007-01-15 Eric Christopher <echristo@apple.com>
6830 * ifcvt.c: Include vec.h, vecprim.h.
6831 (check_cond_move_block): New argument regs.
6832 Reorganize. Add registers used to regs.
6833 (cond_move_process_if_block): Use regs set above as
6836 2007-01-15 Eric Christopher <echristo@apple.com>
6838 * config/darwin.h: Update copyright.
6839 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6840 (LINK_COMMAND_SPEC): Add -u.
6841 (LINK_SPEC): Fix umbrella for above.
6843 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6845 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6848 2007-01-15 Tom Tromey <tromey@redhat.com>
6850 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6851 * doc/install.texi (Testing): Don't mention jacks.
6852 (Configuration): Document --enable-java-maintainer-mode. Move
6853 --with-java-home to libgcj-specific section. Document
6855 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6857 2007-01-15 Jan Hubicka <jh@suse.cz>
6859 * tree-ssa-dce.c (DCE_TODOs): New.
6860 (propagate_necessity): Return if something changed.
6861 (eliminate_unnecessary_stmts): Likewise.
6862 (perform_tree_ssa_dce): Return TODO flags when needed.
6863 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6865 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6867 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6868 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6869 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6870 patterns using X87MODEF12 mode macro. Extend operand 1
6871 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6872 (log10<mode>2): Ditto.
6873 (log2<mode>2): Ditto.
6874 (log1p<mode>2): Ditto.
6875 (logb<mode>2): Ditto.
6876 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6877 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6878 (*fxtractxf3_i387): Rename from *fxtractxf3.
6879 (fxtract_extend<mode>xf3_i387): New insn pattern.
6880 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6881 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6882 and gen_fyl2xxf3_i387().
6884 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6886 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6887 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6888 get_loop_exit_edges. Changed return type to bool.
6889 * cfgloop.h (fix_loop_placement): Declaration removed.
6891 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6893 * param.h (MIN_VECT_LOOP_BOUND): New.
6894 * params.def (MIN_VECT_LOOP_BOUND): New.
6895 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6896 argument - minimum threshold for number of iterations.
6897 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6898 argument to declaration.
6899 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6900 MIN_VECT_LOOP_BOUND.
6901 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6902 slpeel_tree_peel_loop_to_edge with additional argument.
6903 (vect_do_peeling_for_alignment): Likewise.
6904 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6906 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6912 2007-01-14 Jan Hubicka <jh@suse.cz>
6914 * tree-dfa.c (remove_referenced_var): New function.
6915 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6916 prune referenced vars list too.
6917 * tree-flow.h (remove_referenced_var): Declare.
6919 2007-01-14 Jan Hubicka <jh@suse.cz>
6921 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6923 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6924 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6925 * except.h (verify_eh_throw_table_statements): Kill prototype.
6926 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6927 into call exrepssions.
6928 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6930 * tree-cfg.c: Include pointer-set.h.
6931 (verify_node_sharing): Work on pointer set.
6932 (verify_eh_throw_stmt_node): New.
6933 (verify_stmts): Use pointers sets, verify throw_stmt.
6935 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6937 * ipa-reference.c (analyze_function): Consider also addresses taken
6940 2007-01-12 Roger Sayle <roger@eyesopen.com>
6942 * c-typeck.c (null_pointer_constant_p): Replace use of
6943 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6944 (build_c_cast): Likewise.
6946 2007-01-12 Roger Sayle <roger@eyesopen.com>
6948 * tree.h (force_fit_type_double): Remove unused final argument.
6949 * c-common.c (constant_expression_warning): Replace use of
6950 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6951 (convert_and_check): Likewise.
6952 (shorten_compare): Update call to force_fit_type_double.
6953 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6954 * convert.c (convert_to_pointer): Update call to
6955 force_fit_type_double.
6956 * fold-const.c (force_fit_type_double): Remove overflowed_const
6958 (int_const_binop, fold_convert_const_int_from_int,
6959 fold_convert_const_int_from_real, fold_div_compare,
6960 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6961 fold_abs_const, fold_not_const): Remove the final argument from
6962 calls to force_fit_type_double.
6964 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 * configure.ac: Set insn to "nop" for spu-*-* also.
6967 * configure: Regenerate.
6969 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6971 * builtins.def : Add BUILT_IN_FREE.
6973 2007-01-12 Jan Hubicka <jh@suse.cz>
6975 PR tree-optimization/30443
6976 * tree-inline.c (tree_function_versioning): Do not optimize when
6977 cloning for inlining.
6979 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6981 * doc/loop.texi: Document recording of loop exits.
6982 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6983 (update_single_exits_after_duplication,
6984 update_single_exit_for_duplicated_loop,
6985 update_single_exit_for_duplicated_loops): Removed.
6986 (duplicate_loop_to_header_edge): Do not call
6987 update_single_exits_after_duplication and
6988 update_single_exit_for_duplicated_loops.
6989 (loop_version): Do not update single_exit information.
6990 (fix_loop_structure): Use record_loop_exits instead of
6991 mark_single_exit_loops.
6992 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6993 the lists of loop exits.
6994 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6995 split_edge, merge_blocks): Update the lists of loop exits.
6996 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6997 loop_optimizer_init.
6998 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6999 of mark_single_exit_loops.
7000 (loop_optimizer_finalize): Call release_recorded_exits.
7001 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7002 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7003 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7004 update single exit information.
7005 * lambda-code.c (perfect_nestify): Ditto.
7006 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7007 (mark_single_exit_loops): Removed.
7008 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7009 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7010 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7012 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7013 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7014 (verify_loop_structure): Verify consistency of the exit lists.
7015 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7016 (set_single_exit): Removed.
7017 * cfgloop.h (struct loop_exit): New function.
7018 (struct loop): single_exit_ field replaced by exits field.
7019 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7020 (struct loops): Added exits hash.
7021 (mark_single_exit_loops, set_single_exit): Declaration removed.
7022 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7024 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7026 * doc/invoke.texi: Avoid use of @headitem.
7028 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7030 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7032 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7034 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7037 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7038 Richard Sandiford <richard@codesourcery.com>
7040 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7041 * config/m68k/m68k.opt: Resort options.
7042 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7044 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7045 Richard Sandiford <richard@codesourcery.com>
7047 * doc/invoke.texi: Document the macros that are defined by
7048 m68k's -mtune and -mhard-float options.
7049 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7050 (m68k_cpp_cpu_family): Likewise.
7051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7052 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7053 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7054 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7055 (m68k_cpp_cpu_family): Likewise.
7057 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7059 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7060 macros besides mc68000 as tuning macros. Use a switch statement
7061 to set them and mcpu32.
7063 2007-01-12 Julian Brown <julian@codesourcery.com>
7065 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7066 (TARGET_68040_ONLY): Rename to...
7067 (TARGET_68040): ...this.
7068 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7069 * config/m68k/m68k.md: Likewise.
7071 2007-01-12 Julian Brown <julian@codesourcery.com>
7072 Nathan Sidwell <nathan@codesourcery.com>
7073 Richard Sandiford <richard@codesourcery.com>
7075 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7076 the -mcpu= argument associated with the --with-cpu setting.
7077 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7078 if different from the one implied by the -mcpu setting.
7079 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7080 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7081 * doc/invoke.texi: Mention ColdFire in the introduction to the
7082 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7083 -mno-div and -mhard-float options. Make -m68881 a synonym for
7084 -mhard-float. Document the previously-undocumented -m5206e,
7085 -m528x, -m5307 and -m5407 options. Tweak the existing option
7086 documentation for consistency.
7087 * doc/install.texi: Mention new --with-cpu arguments.
7088 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7089 default CPU if neither -mcpu nor -march are specified.
7090 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7091 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7092 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7093 using m68k_tune to decide between families that implement the
7094 same ISA. Use m68k_tune to set __mcfv4e__.
7095 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7096 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7097 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7098 (FL_ISA_C, FL_ISA_MMU): New macros.
7099 (MASK_COLDFIRE): Delete.
7100 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7101 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7102 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7103 (TARGET_HARD_FLOAT): Do not define here.
7104 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7105 (TUNE_68000): New macro.
7106 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7107 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7108 (TUNE_CFV2): Redefine in terms of m68k_tune.
7109 (uarch_type, target_device, fpu_type): New enums.
7110 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7111 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7112 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7113 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7114 (FL_FOR_isa_c): New macros.
7115 (m68k_isa): New enum.
7116 (m68k_target_selection): New structure.
7117 (all_devices, all_isas, all_microarchs): New tables.
7118 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7119 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7120 (MASK_ALL_CPU_BITS): Delete.
7121 (m68k_find_selection): New function.
7122 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7123 Map the legacy target options to a combination of the new ones.
7124 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7125 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7126 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7128 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7129 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7131 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7132 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7133 * config/m68k/m68k-devices.def: New file.
7135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7136 Nathan Sidwell <nathan@codesourcery.com>
7138 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7139 (SUBTARGET_EXTRA_SPECS): New macros.
7140 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7141 use %(asm_cpu_spec) instead.
7142 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7143 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7144 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7145 (EXTRA_SPECS): Rename to...
7146 (SUBTARGET_EXTRA_SPECS): ...this.
7148 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7149 Richard Sandiford <richard@codesourcery.com>
7150 Julian Brown <julian@codesourcery.com>
7152 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7153 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7154 to the configuration's default CPU.
7155 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7156 Remove default masks.
7157 (m680[012]0-*-*): Set the default with_cpu to the first part of
7159 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7160 (m68k*-*-linux): Extend the --with-cpu handling to...
7161 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7162 and m68010. Don't set target_cpu_default2.
7163 * doc/install.texi: Document --with-cpu for m68k.
7164 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7165 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7166 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7167 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7168 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7169 (ASM_SPEC): Remove use of %(asm_cpu_default).
7170 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7171 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7172 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7173 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7174 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7175 (TARGET_DEFAULT): Delete.
7176 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7177 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7178 (CPP_CPU_SPEC): Delete.
7179 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7180 the appropriate string.
7181 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7182 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7183 (ASM_SPEC): Don't use %(asm_default_spec).
7184 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7185 TARGET_DEFAULT and add MASK_68881.
7186 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7190 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7191 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7192 MASK_68010 alongside MASK_68020.
7193 * doc/invoke.texi: Document -m68010.
7194 * config/m68k/m68k.opt (m68010): New.
7195 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7197 (TUNE_68010): New macro.
7198 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7199 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7200 (M68K_CPU_m68332): Add MASK_68010.
7201 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7202 fallback definition.
7203 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7205 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7206 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7207 to all entries that use MASK_68020.
7208 (output_move_simode_const, output_move_himode, output_move_qimode)
7209 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7210 instead of TARGET_68020 to select clr behavior. Remove comment
7211 about there being no TARGET_68010.
7212 * config/m68k/m68k.md: Likewise throughout.
7214 2007-01-12 Julian Brown <julian@codesourcery.com>
7216 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7217 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7218 * config/m68k/m68k.md: Likewise.
7220 2007-01-12 Julian Brown <julian@codesourcery.com>
7222 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7223 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7225 2007-01-12 Julian Brown <julian@codesourcery.com>
7227 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7228 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7229 * config/m68k/m68k.md: Likewise.
7231 2007-01-12 Julian Brown <julian@codesourcery.com>
7232 Richard Sandiford <richard@codesourcery.com>
7234 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7235 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7236 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7238 (TARGET_CPU32): Rename to...
7239 (TUNE_CPU32): ...this.
7240 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7241 (TUNE_CFV2): New macros.
7242 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7243 remove conditions that are implied by TARGET_68020.
7244 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7245 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7246 (m68k_output_function_epilogue): Likewise.
7247 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7248 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7249 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7250 non-68000 timings. Refactor multiplication and division costs.
7251 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7252 TUNE_CPU32 instead of TARGET_CPU32.
7253 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7254 and TUNE_68060 instead of TARGET_68060.
7255 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7256 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7258 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7259 && !TARGET_COLDFIRE" to choose between moveq and clr.
7260 Likewise in the unnamed movsf pattern.
7261 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7262 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7268 of tabbing before backslashes.
7270 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7272 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7273 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7274 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7276 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7278 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7279 find_interesting_uses_cond.
7280 (find_interesting_uses_cond): Use extract_cond_operands.
7281 (rewrite_use_compare): Use extract_cond_operands and
7282 force_gimple_operand_bsi. Do not call update_stmt.
7283 (determine_use_iv_cost_condition): Use extract_cond_operands.
7284 Return cheaper of using original bound and changing the exit bound.
7286 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7288 PR tree-optimization/29516
7289 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7290 most_expensive_mult_to_index, addr_to_parts,
7291 create_mem_ref, maybe_fold_tmr): Make the type of
7292 fields of TARGET_MEM_REF sizetype.
7293 (move_fixed_address_to_symbol, move_pointer_to_base):
7295 * tree.def (TARGET_MEM_REF): Add comment on types of
7298 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7300 * c-common.c (vector_types_convertible_p): Treat opaque types as
7301 always convertible if they have the same size, but not otherwise.
7303 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7305 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7306 Remove the b_unconditional field.
7307 (noce_try_sign_mask): Do not look at b_unconditional.
7308 (noce_process_if_block): Do not use merge_if_blocks. Update
7309 the CFG here. Do not set b_unconditional.
7310 (cond_move_process_if_block): Likewise.
7311 (find_cond_trap): Likewise.
7312 (check_cond_move_block): Require simple jump insns at the end
7315 2007-01-11 Jan Hubicka <jh@suse.cz>
7317 PR tree-optimization/1046
7318 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7319 when alias info is not ready.
7320 (pass_tail_recursion): Do not require aliasing.
7321 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7322 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7323 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7324 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7325 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7326 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7327 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7329 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7330 When aliasing is not build, mark statement as volatile.
7332 2007-01-11 Tom Tromey <tromey@redhat.com>
7334 PR preprocessor/15185, PR preprocessor/20989:
7335 * doc/cppopts.texi <-MT>: Update description of algorithm for
7336 computing default target.
7337 <-M, -MD>: Reword "basename" text.
7339 2007-01-11 Roger Sayle <roger@eyesopen.com>
7341 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7342 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7343 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7344 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7345 fold_builtin_bswap, real_constp, fold_builtin_pow,
7346 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7347 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7348 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7349 * convert.c (convert_to_pointer): Likewise.
7350 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7351 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7352 const_binop, fold_convert_const_int_from_int,
7353 fold_convert_const_int_from_real,
7354 fold_convert_const_real_from_real, sign_bit_p,
7355 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7356 fold_sign_changed_comparison, fold_unary, fold_comparison,
7357 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7358 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7359 * print-tree.c (print_node_brief, print_node): Likewise.
7360 * stor-layout.c (place_field, layout_type): Likewise.
7361 * tree-chrec.c (keep_cast): Likewise.
7362 * tree.c (build_vector, build_real, build_real_from_int_cst,
7363 build_complex): Likewise.
7365 2007-01-11 Roger Sayle <roger@eyesopen.com>
7367 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7368 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7370 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7372 * configure.ac (strict1_warn): Rename to strict_warn.
7373 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7374 cc_set_by_configure, quoted_cc_set_by_configure,
7375 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7376 all_boot_languages, all_stagestuff): Remove.
7377 (target_list): Remove bootstrap targets.
7378 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7379 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7380 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7381 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7382 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7383 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7384 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7385 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7386 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7387 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7388 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7389 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7390 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7391 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7392 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7393 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7394 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7395 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7396 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7397 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7398 (mostlyclean): Adjust.
7399 (clean, distclean): Don't mention bootstrap stuff.
7400 * configure: Regenerate.
7401 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7402 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7403 treelang/config-lang.in (stagestuff): Remove.
7404 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7405 stageprofile, stagefeedback, stagestuff): Remove mention.
7407 2007-01-11 Nick Clifton <nickc@redhat.com>
7409 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7411 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7412 (mcore_arith_K_S_operand): Run the test for the S constraint not
7413 the test for the M constraint.
7414 (mcore_addsub_operand): Do not accept integer values that are
7415 larger than 32 bits.
7416 * config/mcore/mcore.md: Remove unused constraints from split.
7417 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7419 (allocate_stack): Likewise.
7420 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7421 operands to 32 bits.
7422 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7424 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7425 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7426 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7427 mcore_output_bclri, mcore_output_andn, output_inline_const,
7428 mcore_output_move, mcore_output_movedouble): Likewise.
7429 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7430 (output_inline_const): Likewise.
7431 (output_inline_const): Fix format strings used in sprintf
7433 * config/mcore/mcore-protos.h: Update prototypes for changed
7434 functions in mcore.c.
7435 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7436 HOST_WIDE_INT and not int.
7437 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7438 CONST_OK_FOR_N): Likewise.
7439 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7440 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7443 2007-01-10 Jan Hubicka <jh@suse.cz>
7445 * tree-vrp.c (remove_range_assertions): Release defs.
7446 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7447 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7449 2007-01-10 Paul Brook <paul@codesourcery.com>
7451 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7452 * config/arm/arm.md (mulsi3subsi): New insn.
7454 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7456 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7457 (tree_transform_and_unroll_loop): New.
7458 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7461 2007-01-10 Robert Kennedy <jimbob@google.com>
7463 * fold-const.c (fold_comparison): Fold comparisons like (x *
7464 1000 < 0) to (x < 0).
7466 2007-01-10 Ian Lance Taylor <iant@google.com>
7468 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7469 operands have the same priority.
7471 2007-01-10 Tom Tromey <tromey@redhat.com>
7473 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7474 (fold_binary): Likewise.
7475 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7476 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7477 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7478 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7479 * langhooks.h (struct lang_hooks): Removed field
7480 'can_use_bit_fields_p'.
7482 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7484 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7486 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7488 * function.c (get_last_funcdef_no): New function.
7489 * function.h (get_last_funcdef_no): Declare.
7490 * tree-inline.c (initialize_cfun): Add initialization.
7491 (tree_function_versioning): Cleanup.
7493 2007-01-10 Jan Hubicka <jh@suse.cz>
7495 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7498 2007-01-10 Sa Liu <saliu@de.ibm.com>
7499 Ben Elliston <bje@au.ibm.com>
7501 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7502 for SAVE_NONLOCAL and Pmode for any other save level.
7503 * spu-protos.h (spu_restore_stack_block): Declare.
7504 * spu.md (save_stack_block): Remove.
7505 (restore_stack_block): Call spu_restore_stack_block.
7506 * spu.c (spu_restore_stack_block): New function.
7507 (spu_expand_epilogue): Remove old comment.
7509 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7511 PR tree-optimization/30322
7512 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7513 (cand_value_at): Return the value as aff_tree.
7514 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7515 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7516 aff_combination_mult): New functions.
7517 (aff_combination_add): Use aff_combination_add_cst.
7518 (aff_combination_convert): Allow conversions to a wider type.
7519 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7520 * tree-affine.h (aff_combination_mult): Declare.
7522 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7524 * doc/tm.texi: Update documentation to reflect reality of exec
7525 and start file search behaviours. Update copyright year.
7526 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7527 header file directories.
7529 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7531 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7532 (*cosxf2): Rename to cosxf2_i387.
7533 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7534 using X87MODEF12 mode macro. Rename patterns to
7535 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7537 (*cosdf2, *cossf2): Ditto.
7538 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7539 to match extended input operands.
7540 (sincos<mode>3): New expander.
7541 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7542 insn patterns and corresponding splitters.
7544 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7546 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7547 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7549 2007-01-09 Nicolas Pitre <nico@cam.org>
7552 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7554 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7556 * target.h (struct gcc_target): New field library_rtti_comdat.
7557 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7558 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7559 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7560 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7562 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7564 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7566 2007-01-08 Richard Guenther <rguenther@suse.de>
7568 * tree.h (force_fit_type_double): Export.
7569 (force_fit_type): Remove.
7570 * fold-const.c (force_fit_type_double): New function.
7571 (force_fit_type): Remove.
7572 (int_const_binop): Use it.
7573 (fold_convert_const_int_from_int): Likewise.
7574 (fold_convert_const_int_from_real): Likewise.
7575 (fold_div_compare): Likewise.
7576 (fold_sign_changed_comparison): Likewise.
7577 (fold_unary): Likewise.
7578 (fold_negate_const): Likewise.
7579 (fold_abs_const): Likewise.
7580 (fold_not_const): Likewise.
7581 * c-common.c (shorten_compare): Use force_fit_type_double.
7582 * convert.c (convert_to_pointer): Likewise.
7584 2007-01-08 Richard Guenther <rguenther@suse.de>
7586 * tree.h (build_int_cst_wide_type): Export.
7587 * tree.c (build_int_cst_wide_type): New function.
7588 (build_int_cst_wide): Fix comment.
7589 * builtins.c (fold_builtin_object_size): Use build_int_cst
7590 to build -1 or 0 of the correct type. Use fit_double_type
7591 to check for overflow.
7592 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7594 (decode_field_reference): Likewise.
7595 (all_ones_mask_p): Likewise.
7596 (native_interpret_int): Use build_int_cst_wide_type.
7597 (fold_binary): Use build_int_cst_type to build an all-ones
7599 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7601 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7603 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7605 2007-01-09 Ben Elliston <bje@au.ibm.com>
7607 * genautomata.c (STATS_OPTION): New option.
7608 (stats_flag): New flag.
7609 (gen_automata_option): Handle it.
7610 (initiate_automaton_gen): Ditto.
7611 (write_automata): Output statistics only if stats_flag is
7612 set. Likewise, output time statistics only if time_flag is set.
7613 * doc/md.texi (Processor pipeline description): Document new flag.
7615 2007-01-08 Richard Guenther <rguenther@suse.de>
7617 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7618 * tree.c (build_int_cst_type): Likewise.
7619 (size_in_bytes): Don't call force_fit_type on the result.
7620 (int_fits_type_p): Use fit_double_type.
7621 * fold-const.c (fit_double_type): New function.
7622 (force_fit_type): Use it.
7623 * tree.h (fit_double_type): Export.
7625 2007-01-08 Jan Hubicka <jh@suse.cz>
7627 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7628 * ipa.c (function_and_variable_visibility): Fix return type.
7630 2007-01-08 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7633 of offset to build the index.
7634 * tree-pretty-print.c (dump_generic_node): Don't build negated
7635 const just for printing.
7636 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7637 * builtins.c (fold_builtin_int_roundingfn): Check if result
7638 fits the type by using force_fit_type and comparing the result.
7639 * predict.c (predict_loops): Use compare_tree_int for comparison.
7640 * tree.c (build_int_cst): Fall back to integer_type_node for
7642 (build_int_cst_wide): Assert type is non-null.
7644 2007-01-08 Roberto Costa <roberto.costa@st.com>
7646 * tree-vrp.c (extract_range_from_cond_expr): New.
7647 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7648 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7650 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7651 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7652 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7653 used as expressions.
7654 * tree-object-size.c (cond_expr_object_size): New.
7655 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7657 2007-01-08 Jan Hubicka <jh@suse.cz>
7659 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7660 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7663 2007-01-08 Richard Guenther <rguenther@suse.de>
7665 PR tree-optimization/23603
7666 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7667 (extract_range_from_binary): Fall back to truthvalue instead of
7668 varying for TRUTH_*_EXPR.
7669 (extract_range_from_comparison): Fall back to truthvalue instead of
7671 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7672 if all visited PHI values were constant.
7674 2007-01-08 Jan Hubicka <jh@suse.cz>
7676 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7677 (cgraph_analyze_function): break out from ...
7678 (cgraph_finalize_compilation_unit): ... here.
7679 (cgraph_expand_function): Remove forgoten commented out line.
7680 (cgraph_optimize): Analyze functions.
7682 2007-01-08 Jan Hubicka <jh@suse.cz>
7684 * tree-pas.h (TODO_remove_function): New flag.
7685 (TODO_update*): Renumber.
7686 (pass_ipa_increase_alignment,
7687 pass_ipa_function_and_variable_visibility): New passes.
7688 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7689 (cgraph_function_and_variable_visibility): Move to ipa.c
7690 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7691 cgraph_increase_alignment.
7692 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7693 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7694 calling tree-inline.
7695 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7696 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7697 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7698 (gate_increase_alignment): New function.
7699 (pass_ipa_increase_alignment): New pass.
7700 * ipa.c: Inline tree-pass.h and timevar.h
7701 (function_and_variable_visibility): Move here from cgraphunit.c
7702 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7703 * passes.c (init_optimization_passes): Add the two new passes.
7704 (execute_todo): Handle cgraph_remove_functions.
7706 2007-01-08 Nick Clifton <nickc@redhat.com>
7708 * config/frv/predicates.md (reg_or_0_operand): Accept
7711 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7713 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7714 * config.gcc: Add bfin*-rtems*.
7716 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7718 * c.opt: Add -flax-vector-conversions.
7719 * c-typeck.c (convert_for_assignment): Pass flag to
7720 vector_types_convertible_p to allow emission of note.
7721 (digest_init): Likewise.
7722 * c-opts.c: Handle -flax-vector-conversions.
7723 * c-common.c (flag_lax_vector_conversions): New.
7724 (vector_types_convertible_p): Unless -flax-vector conversions
7725 has been passed, disallow conversions between vectors with
7726 differing numbers of subparts and/or element types. If such
7727 a conversion is disallowed, possibly emit a note on the first
7728 occasion only to inform the user of -flax-vector-conversions.
7729 The new last argument specifies this.
7730 * c-common.h (flag_lax_vector_conversions): New.
7731 (vector_types_convertible_p): Add extra argument.
7732 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7733 char_type_node for V*QI type vectors.
7734 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7735 Update to satisfy new typechecking rules.
7736 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7738 * doc/invoke.texi (C Dialect Options): Document
7739 -flax-vector-conversions.
7741 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7743 PR tree-optimization/29877
7744 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7745 a register variable on the RHS to not be replaceable.
7747 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7748 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7749 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7750 const_simm15, const_pow2, const_npow2): Added.
7751 * config/score/misc.md (insv, extv, extzv, movmemsi,
7752 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7753 * config/score/score.c (score_address_cost, score_select_cc_mode):
7755 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7756 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7757 Update score_print_operand.
7758 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7759 Adjust register allocate order and update some macro define.
7760 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7761 mdx_block_move_straight, mdx_block_move_loop_head,
7762 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7763 mdx_block_move): Added.
7764 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7765 mdp_limm): Updated and fix some bug and typo.
7766 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7767 (movsf, movdf, doloop_end): Added.
7769 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7771 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7772 config/arm/thumb2.md: Fix comment typos.
7773 * doc/extend.texi: Fix a typo.
7775 2007-01-07 Eric Christopher <echristo@apple.com>
7777 * configure.ac: Check for __stack_chk_fail for darwin.
7778 * configure: Regenerate.
7780 2007-01-07 Richard Guenther <rguenther@suse.de>
7782 * tree-vrp.c (extract_range_from_assert): CSE calls to
7783 compare_values where possible.
7784 (extract_range_from_unary_expr): Likewise.
7786 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7788 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7789 * config/avr/avr.c (call_insn_operand): Delete function.
7790 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7791 instead of register number. Use predicates.
7792 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7793 call_insn_operand): Add.
7795 2007-01-06 Jan Hubicka <jh@suse.cz>
7797 * tree-pass.h (pass_build_cgraph_edges): Declare.
7798 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7799 (visited_nodes): Remove.
7800 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7801 build_cgrpah_edges; make visited_nodes local.
7802 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7803 (record_references_in_initializer): Move to cgraphbuild.c
7804 (initialize_inline_failed, rebuild_cgraph_edges,
7805 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7806 (verify_cgraph_node): Make visited_nodes local.
7807 (cgraph_analyze_function): Do not call cgraph_create_edges and
7808 initialize_inline_failed.
7809 (cgraph_expand_function): Do not call cgraph_lower_function;
7810 assert that function is already lowered.
7811 * Makefile.in (cgraphbuild.o): New.
7812 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7813 at the end of lowering passes.
7815 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7817 * ifcvt.c (cond_move_convert_if_block): New function, code
7818 factored out from...
7819 (cond_move_process_if_block): ...here. Call the new function
7820 on the THEN and ELSE blocks.
7821 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7822 already takes care of this.
7824 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7827 * tree.h (TREE_OVERFLOW_P): New.
7828 * c-typeck.c (parser_build_unary_op): Warn only if result
7829 overflowed and operands did not.
7830 (parser_build_binary_op): Likewise.
7831 (convert_for_assignment): Remove redundant overflow_warning.
7832 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7834 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7836 * c-typeck.c (store_init_value): Split over two lines to follow
7837 the GNU coding style.
7839 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7841 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7842 __GXX_EXPERIMENTAL_CXX0X__.
7843 * doc/cpp.texi: Same.
7845 2007-01-05 Richard Guenther <rguenther@suse.de>
7848 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7849 with mismatched types. Instead explicitly build a
7850 conversion NOP_EXPR.
7852 2007-01-05 Ian Lance Taylor <iant@google.com>
7854 * c-common.c (decl_with_nonnull_addr_p): New function.
7855 (c_common_truthvalue_conversion): Call it.
7856 * c-typeck.c (build_binary_op): Likewise.
7857 * c-common.h (decl_with_nonnull_addr_p): Declare.
7859 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7862 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7865 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7867 * doc/install.texi (Final install): Document the fact that
7868 the GNAT runtime should not be stripped.
7870 2007-01-04 Jan Hubicka <jh@suse.cz>
7872 * tree-inline.c (fold_marked_statements): Update operand caches
7873 and EH after folding
7875 2007-01-04 Ian Lance Taylor <iant@google.com>
7877 * c-common.c (check_function_nonnull): Whitespace fix.
7879 2007-01-04 Jan Hubicka <jh@suse.cz>
7881 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7882 comitted older version of patch.
7883 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7884 function, celanup cfg and collect garbage.
7886 2007-01-04 Mike Stump <mrs@apple.com>
7888 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7891 2007-01-04 Eric Christopher <echristo@apple.com>
7893 * libgcc2.c (__bswapsi2): Use SItype.
7894 (__bswapdi2): Use DItype.
7895 * libgcc2.h: Update for above.
7897 2007-01-04 Paul Brook <paul@codesourcery.com>
7899 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7900 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7901 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7902 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7903 umulsi3_highpart): Make conditional on !arm_arch6.
7904 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7905 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7906 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7907 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7908 umulsi3_highpart_v6): New insns.
7910 2007-01-04 Roger Sayle <roger@eyesopen.com>
7912 * fold-const.c (fold_convert): When casting an expression to void,
7913 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7914 have a type. Instead of attempting to build a NOP_EXPR, return
7915 these "special" trees directly.
7917 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7919 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7920 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7921 rs6000_cost->fp not 0 as adjustment for outer NEG.
7923 2007-01-04 Jan Hubicka <jh@suse.cz>
7925 * cgraph.c (cgraph_release_function_body): New function.
7926 (cgraph_remove_node): Use it.
7927 * cgraph.h (cgraph_release_function_body): Declare.
7928 * cgraphunit.c (cgraph_expand_function): Use it.
7929 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7930 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7931 is initialized and while compilation of other function is running.
7932 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7933 statement CFG annotations from here to ...
7934 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7936 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7938 * cfgloop.h (enum li_flags): Make the constants powers of two.
7940 2007-01-04 Jan Hubicka <jh@suse.cz>
7942 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7944 (fold_marked_statements): New function.
7945 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7946 * tree-inline.h (copy_body_data): Add statements_to_fold.
7948 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7950 * config.gcc: Mention libgcc/config.host.
7951 * Makefile.in: Update comments mentioning libgcc.
7952 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7953 (all.cross, start.encap, rest.encap, rest.cross): Update
7954 dependencies for libgcc move.
7955 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7956 (clean-target, clean-target-libgcc): Delete.
7957 (srcdirify, GCC_EXTRA_PARTS): New macros.
7958 (libgcc-support, libgcc.mvars): New rules.
7959 (distclean): Remove mention of mklibgcc.
7960 (install): Don't reference INSTALL_LIBGCC.
7961 (install-common): Don't reference EXTRA_PARTS.
7962 (install-libgcc, install-multilib): Delete rules.
7963 * mklibgcc.in: Delete file.
7964 * doc/configfiles.texi: Don't mention mklibgcc.
7966 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7967 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7968 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7969 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7970 (mklibgcc, ldblspecs): Likewise.
7972 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7973 (posixpre.def): Use $(T).
7974 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7975 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7976 (SHLIB_LINK): Make dummy.
7977 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7979 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7981 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7982 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7983 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7984 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7986 * configure.ac (all_outputs): Remove mklibgcc.
7987 * configure: Regenerated.
7989 2007-01-03 Josh Conner <jconner@apple.com>
7992 * calls.c (compute_argument_addresses): Set stack and stack_slot
7993 for partial args, too.
7994 (store_one_arg): Use locate.size.constant for the size when
7995 generating a save_area.
7997 2007-01-03 Robert Kennedy <jimbob@google.com>
7999 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8000 whose definitions are deleted due to basic block merging.
8002 2007-01-03 Paul Brook <paul@codesourcery.com>
8005 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8007 (use_return_insn): Return 0 for Thumb interrupt functions.
8008 (print_multi_reg): Add rfe argument for IRQ returns.
8009 (arm_output_epilogue): Pop interrupt return address directly into PC.
8010 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8012 2007-01-03 Paul Brook <paul@codesourcery.com>
8014 Merge from sourcerygxx-4_1.
8015 * config/arm/thumb2.md: New file.
8016 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8018 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8019 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8020 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8021 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8023 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8024 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8026 * config/arm/ieee754-sf.S: Ditto.
8027 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8028 (thumb1_base_register_rtx_p): ... to this.
8029 (thumb_index_register_rtx_p): Rename...
8030 (thumb1_index_register_rtx_p): ... to this.
8031 (thumb_output_function_prologue): Rename...
8032 (thumb1_output_function_prologue): ... to this.
8033 (thumb_legitimate_address_p): Rename...
8034 (thumb1_legitimate_address_p): ... to this.
8035 (thumb_rtx_costs): Rename...
8036 (thumb1_rtx_costs): ... to this.
8037 (thumb_compute_save_reg_mask): Rename...
8038 (thumb1_compute_save_reg_mask): ... to this.
8039 (thumb_final_prescan_insn): Rename...
8040 (thumb1_final_prescan_insn): ... to this.
8041 (thumb_expand_epilogue): Rename...
8042 (thumb1_expand_epilogue): ... to this.
8043 (arm_unwind_emit_stm): Rename...
8044 (arm_unwind_emit_sequence): ... to this.
8045 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8046 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8047 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8048 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8049 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8050 thumb2_output_casesi): New functions.
8051 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8052 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8053 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8054 THUMB2_WORK_REGS): Define.
8055 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8056 arm_condexec_mask, arm_condexec_masklen)): New variables.
8057 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8058 (arm_override_options): Check new CPU capabilities.
8059 Set new architecture flag variables.
8060 (arm_isr_value): Handle v7m interrupt functions.
8061 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8063 (const_ok_for_arm): Handle Thumb-2 constants.
8064 (arm_gen_constant): Ditto. Use movw when available.
8065 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8067 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8068 (thumb_find_work_register, arm_load_pic_register,
8069 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8070 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8071 print_multi_reg, output_mov_long_double_fpa_from_arm,
8072 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8073 output_mov_double_fpa_from_arm, output_move_double,
8074 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8075 output_return_instruction, arm_output_function_prologue,
8076 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8077 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8078 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8079 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8080 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8081 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8083 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8084 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8085 (arm_file_start): Output directive for unified syntax.
8086 (arm_unwind_emit_set): Handle stack alignment instruction.
8087 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8088 Add v6t2, v7, v7a, v7r and v7m.
8089 (RETLDM): Add Thumb-2 code.
8090 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8091 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8092 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8093 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8094 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8095 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8096 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8097 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8098 ADJUST_INSN_LENGTH): Define.
8099 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8100 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8101 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8102 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8103 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8104 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8105 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8106 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8107 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8108 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8109 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8110 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8111 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8112 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8113 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8114 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8115 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8117 * config/arm/arm-tune.md: Regenerate.
8118 * config/arm/arm-protos.h: Update prototypes.
8119 * config/arm/vfp.md: Enable patterns for Thumb-2.
8120 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8121 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8122 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8123 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8124 * config/arm/libunwind.S: Add Thumb-2 code.
8125 * config/arm/constraints.md: Update include Thumb-2.
8126 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8127 * config/arm/ieee754-df.S: Ditto.
8128 * config/arm/bpabi.S: Ditto.
8129 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8130 * config/arm/predicates.md (low_register_operand,
8131 low_reg_or_int_operand, thumb_16bit_operator): New.
8132 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8133 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8134 * config/arm/t-arm-elf: Add armv7 multilib.
8135 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8137 (UNSPEC_STACK_ALIGN, ce_count): New.
8138 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8139 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8141 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8142 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8143 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8144 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8145 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8146 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8148 * doc/extend.texi: Document ARMv7-M interrupt functions.
8149 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8151 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8153 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8154 (struct _Unwind_Context): Rename args_size to flags, remove
8155 signal_frame field, add a new args_size field and version field.
8156 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8157 _Unwind_IsExtendedContext): New inline functions.
8158 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8159 Assume by_value array is only present if _Unwind_IsExtendedContext.
8160 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8161 _Unwind_IsSignalFrame.
8162 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8163 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8164 (uw_init_context_1): Initialize context->flags to
8165 EXTENDED_CONTEXT_BIT.
8166 * config/rs6000/linux-unwind.h (frob_update_context): Use
8167 _Unwind_SetSignalFrame.
8169 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8172 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8173 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8176 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8178 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8179 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8180 RET, AT_SP): Remove.
8181 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8184 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8185 * cfgbuild.c (find_basic_blocks): Likewise.
8186 * cfgrtl.c (rtl_create_basic_block): Likewise.
8187 * function.c (temp_slots_at_level): Likewise.
8188 * reg-stack.c (stack_regs_mentioned): Likewise.
8189 * regclass.c (allocate_reg_info): Likewise.
8190 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8191 set_bb_for_stmt, move_block_to_fn): Likewise.
8192 * tree-complex.c (tree_lower_complex): Likewise.
8193 * vec.h (VEC_safe_grow_cleared): New.
8195 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8197 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8199 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8200 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8202 * cfgloopmanip.c (scale_loop_frequencies): Export.
8203 (loopify): Scale the frequencies by prescribed coefficients.
8204 (set_zero_probability): New function.
8205 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8206 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8207 and frequencies according to arguments.
8208 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8210 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8211 * modulo-sched.c (sms_schedule): Set probabilities for entering
8212 versioned loop correctly.
8213 * tree-vect-transform.c (vect_transform_loop): Ditto.
8214 * cfgloop.h (loopify, loop_version): Declaration changed.
8215 (scale_loop_frequencies): Declared.
8217 2007-01-02 Jan Hubicka <jh@suse.cz>
8219 * cgraph.c: Include tree-flow.h
8220 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8222 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8223 * tree-pass.h (pass_all_early_optimizations): Declare.
8224 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8226 (cgraph_analyze_function): Do early_local_passes.
8227 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8228 Do not add referenced vars.
8229 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8231 (gate_all_early_local_passes): New gate.
8232 (pass_early_local_passes): Use new gate.
8233 (execute_early_local_optimizations): New functions.
8234 (gate_all_early_optimizations): New gate.
8235 (pass_all_early_optimizations): New pass.
8236 (execute_free_datastructures): Free SSA only when initialized.
8237 (gate_init_datastructures): Init only when optimizing.
8238 (tree_lowering_passes): Do early local passes when called late.
8239 * tree-profile.c (do_tree_profiling): Don't profile functions added
8241 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8242 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8244 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8245 during early_local_passes.
8246 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8249 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8251 * Makefile.in: Update copyright year.
8253 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8255 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8256 in $(lang_checks) and check-consistency targets.
8258 2007-01-02 Jan Hubicka <jh@suse.cz>
8260 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8261 Do not add referenced vars.
8262 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8264 * passes.c (init_optimization_passes): Put mudflap_2 after
8265 free_datastructures.
8267 2007-01-02 Jan Hubicka <jh@suse.cz>
8269 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8270 Set NOTHROW flag on call statements proved to be nothrow.
8271 Update statement of local calls so new pure/const functions are
8272 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8274 (tree_rest_of_compilation): Register hooks and initialize bitmap
8275 early. Do not set after_inlining flag.
8277 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8279 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8280 HOST_BITS_PER_LONGLONG
8282 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8285 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8286 warning for non-static initializers.
8288 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8290 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8291 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8292 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8293 Always use set_unique_reg_note to add REG_EQUAL notes.
8295 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8298 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8300 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8301 * cfgbuild.c (find_basic_blocks): Likewise.
8302 * cfgrtl.c (rtl_create_basic_block): Likewise.
8303 * function.c (temp_slots_at_level): Likewise.
8304 * reg-stack.c (stack_regs_mentioned): Likewise.
8305 * regclass.c (allocate_reg_info): Likewise.
8306 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8307 set_bb_for_stmt, move_block_to_fn): Likewise.
8308 * tree-complex.c (tree_lower_complex): Likewise.
8309 * vec.h (VEC_safe_grow_cleared): New.
8311 2007-01-02 Ian Lance Taylor <iant@google.com>
8313 * c-common.c (c_common_truthvalue_conversion): When warning about
8314 using an assignment as a truth value, set TREE_NO_WARNING.
8316 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8319 * c.opt (Wold-style-declaration): New.
8320 * doc/invoke.texi (C-only Warning Options): New.
8321 (Wold-style-declaration): Document it.
8322 (Wextra): Enabled by -Wextra.
8323 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8324 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8325 -Wold-style-declaration.
8327 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8329 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8330 * cfgbuild.c (find_basic_blocks): Likewise.
8331 * cfgrtl.c (rtl_create_basic_block): Likewise.
8332 * function.c (temp_slots_at_level): Likewise.
8333 * reg-stack.c (stack_regs_mentioned): Likewise.
8334 * regclass.c (allocate_reg_info): Likewise.
8335 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8336 set_bb_for_stmt, move_block_to_fn): Likewise.
8337 * tree-complex.c (tree_lower_complex): Likewise.
8338 * vec.h (VEC_safe_grow_cleared): New.
8340 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8342 * c-common.c (c_common_nodes_and_builtins): Since variants of
8343 void_type_node get built before it is given a name, we need to
8344 give those variants the name, too.
8345 (complete_array_type): We need to work with the canonical main
8346 type of the array, from which we will build the qualified version.
8347 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8348 * print-tree.c (print_node): Display canonical type information
8350 * stor-layout.c (layout_type): When we don't know the
8351 alignment of a type for which we're building an array, we end up
8352 guessing wrong, so make the type require structural equality.
8353 * tree.c (make_node_stat): When we build a new type, it is its
8355 (build_type_attribute_qual_variant): When building an attribute
8356 variant, its canonical type is the non-attribute variant. However,
8357 if the attributes are target-dependent and they differ, we need to
8358 use structural equality checks for this type.
8359 (build_qualified_type): A qualified type is not equivalent to its
8360 unqualified variant; set the canonical type appropriately.
8361 (build_distinct_type_copy): When building a distinct type from
8362 another type, the new type is its own canonical type.
8363 (build_variant_type_copy): When building a new type variant, we
8364 assume that it is equivalent to the original type.
8365 (build_pointer_type_for_mode): When building a pointer type, also
8366 build a canonical type pointer.
8367 (build_reference_type_for_mode): When building a reference type,
8368 also build a canonical type reference.
8369 (build_index_type): When we can't hash an index type (e.g.,
8370 because its maximum value is negative), the index type requires
8371 structural equality tests.
8372 (build_array_type): Build the canonical form of an array type.
8373 (build_function_type): Function types require structural equality,
8374 because they contain default arguments, attributes, etc.
8375 (build_method_type_directly): Ditto for method types.
8376 (build_offset_type): Build the canonical offset type.
8377 (build_complex_type): Build the canonical vector type.
8378 (make_vector_type): Build the canonical vector type.
8379 * tree.h (TYPE_CANONICAL): New.
8380 (TYPE_STRUCTURAL_EQUALITY_P): New.
8381 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8382 (struct tree_type): Added "canonical" field.
8383 * params.h (VERIFY_CANONICAL_TYPES): New.
8384 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8385 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8386 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8387 * doc/invoke.texi (verify-canonical-types): Document --param
8388 parameter for verifying canonical types.
8390 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8392 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8393 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8394 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8395 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8397 * config/rs6000/e500.h: New.
8398 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8399 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8401 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8402 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8403 TARGET_E500_DOUBLE): Remove.
8404 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8405 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8406 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8407 * config/rs6000/rs6000.c (rs6000_override_options): Use
8410 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8412 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8413 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8414 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8415 rs6000_emit_cmove): Don't check TARGET_E500.
8416 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8417 sordered): Don't check TARGET_E500.
8419 2007-01-01 Eric Christopher <echristo@apple.com>
8421 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8422 HARD_REGISTER_NUM_P.
8424 2007-01-01 Roger Sayle <roger@eyesopen.com>
8426 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8427 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8428 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8431 2007-01-01 Mike Stump <mrs@apple.com>
8433 * configure.ac: Remove support for building with Apple's gcc-3.1.
8435 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8438 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8439 REG is a hard register. Do not modify REG before calling
8441 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8442 multiple of the size of YMODE for certain lowpart cases.
8444 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8447 * gimplify (voidify_wrapper_expr): Update for
8450 2007-01-01 Andreas Schwab <schwab@suse.de>
8453 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8454 save of BR0 in extra_spill_size instead of spill_size.
8455 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8457 (ia64_expand_epilogue): Restore BR0 from its new location.
8459 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8461 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8462 Use a temporary variable if the left hand side is not a gimple
8465 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8467 * gimplify.c (gimplify_return_expr): Make the temporary variable
8468 for the return expression, a gimple register variable.
8470 2007-01-01 Jan Hubicka <jh@suse.cz>
8472 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8475 2007-01-01 Mike Stump <mrs@apple.com>
8477 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8479 * config/darwin.c (machopic_select_rtx_section): Use
8481 (darwin_mergeable_constant_section): Likewise.
8482 * configure: Regenerate.
8483 * config.in: Regenerate.
8485 2007-01-01 Jan Hubicka <jh@suse.cz>
8486 Andrew Pinski <pinskia@gmail.com>
8488 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8489 before starting IPA passes.