1 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
7 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.opt (mcx16, msahf): New options.
10 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15 Output -mcx16 and -msahf options when corresponding bit is set.
17 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22 * configure.ac: Test for assembler tolerance to # 0 "".
23 * configure, config.in: Rebuilt.
24 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
26 2007-03-13 Geoffrey Keating <geoffk@apple.com>
28 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
30 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
31 (handle_syscall): Handle direct system calls.
32 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
34 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
36 * doc/invoke.texi: Fix cpp.info cross-reference.
37 * doc/passes.texi: Fix gcc.info cross-reference.
39 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
41 PR tree-optimization/30835
42 * lambda-code.c (can_convert_to_perfect_nest): Check whether
43 bb_for_stmt is not NULL before accessing it.
45 2007-03-12 Joseph Myers <joseph@codesourcery.com>
47 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
50 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
53 * doc/install.texi: Document --enable-stage1-languages
55 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
57 * tree-pass.h (pass_into_cfg_layout_mode,
58 pass_outof_cfg_layout_mode): Declare.
59 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
60 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
61 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
62 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
64 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
66 * c-decl.c (warn_variable_length_array): New function.
67 Refactored from grokdeclarator to handle warn_vla
68 and handle unnamed array case.
69 (grokdeclarator): Refactored VLA warning case.
70 * c.opt (Wvla): New flag.
71 * doc/invoke.texi (Wvla): New warning.
73 2007-03-12 Richard Henderson <rth@redhat.com>
75 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
76 (TARGET_SECTION_TYPE_FLAGS): New.
78 2007-03-12 Richard Henderson <rth@redhat.com>
80 * config/darwin.c (machopic_reloc_rw_mask): New.
81 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
82 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
84 2007-03-12 Mark Mitchell <mark@codesourcery.com>
86 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
87 * cppdefault.h (cpp_PREFIX): Document.
88 (cpp_PREFIX_len): Likewise.
89 (cpp_EXEC_PREFIX): New variable.
90 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
91 * c-incpath.c (add_standard_paths): Correct logic for relocating
94 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
97 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
99 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
100 fix_truncdfdi_sse using SSEMODEF mode macro.
101 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
102 fix_truncdfsi_sse using SSEMODEF mode macro.
103 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
104 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
106 2007-03-12 Richard Sandiford <richard@codesourcery.com>
108 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
111 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
113 * tree.h : Add multiple_of_p declaration.
114 * fold-const.c (multiple_of_p): Make multiple_of_p public.
115 * ipa-type-escape.c (results_of_malloc): Redundant.
116 (visited_stmts): New. Visited stmt for walk_use_def_chains.
117 (cast_type): Extended with new members.
118 (check_cast): Returns cast_type.
119 (cast): New structure for data of walk_use_def_chains.
120 (is_malloc_result, is_cast_from_non_pointer_1,
121 is_cast_from_non_pointer,
122 is_array_access_through_pointer_and_index): New functions.
123 (look_for_casts): Returns cast types.
124 (check_call): Returns void.
125 (okay_pointer_operation): Use support of pointer plus index,
126 pointer plus constant and allow all multiplications.
128 2007-03-11 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/31115
131 * tree-vrp.c (extract_range_from_binary_expr): Make sure
132 the shift count is positive and non-anti-range for RSHIFT_EXPR.
133 A shift count of zero is not special as with *_DIV_EXPR.
134 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
137 2007-03-11 Ian Lance Taylor <iant@google.com>
139 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
140 the *_DIV_EXPR codes correctly with overflow infinities.
142 2007-03-11 Ira Rosen <irar@il.ibm.com>
144 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
145 indicate success/failure of the analysis. Add negation to subtrahend
146 in case of subtraction. Fail if both operands contain constants.
147 (create_data_ref): Fail if analyze_offset fails.
149 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.md (frndintxf2): Rename to ...
152 (rintxf2): ... this. Remove expander having same name.
153 (rintsf2, rintdf2): Implement using SSEMODEF macro.
154 (roundsf2, rounddf2): Ditto.
155 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
156 (lround<mode>di2, lround<mode>si2): Ditto.
158 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
160 * lower-subreg.c: Include except.h.
161 (decompose_multiword_subregs): Verify that the only control flow
162 insns we can split are loads to multi-words pseudos.
163 Handle breaking such blocks after splitting, instead of calling
164 find_many_sub_basic_blocks.
166 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
167 on the new basic block. Add a lengthy comment explaining why we
168 thought this was necessary.
169 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
171 2007-03-10 Mark Mitchell <mark@codesourcery.com>
174 * tree.c (walk_type_fields): Recurse into the element type of
175 ARRAY_TYPEs if there is a pointer set.
177 2007-03-10 Dirk Mueller <dmueller@suse.de>
179 * c-common.c (warn_logical_operator): Fix condition.
181 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
183 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
185 * config/darwin.c (machopic_select_section): Remove superfluous
186 argument in call to categorize_decl_for_section. Remove unused
189 2007-03-10 Joseph Myers <joseph@codesourcery.com>
191 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
193 * configure: Regenerate.
195 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
199 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
200 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
201 Add LABEL_NUSES to emitted label.
202 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
203 branch probability value to emitted jump insn.
204 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
205 Do not check life information and do not re-arrange input operands
206 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
208 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
210 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
211 the change of decode_asm_operands.
213 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
215 * mode-switching.c (create_pre_exit): Skip blockage insn.
217 2007-03-09 Diego Novillo <dnovillo@redhat.com>
219 * tree-pass.h (TODO_update_smt_usage): Remove.
221 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
225 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
227 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
228 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
229 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
232 2007-03-09 Geoffrey Keating <geoffk@apple.com>
234 * gcc.c: Document %{, in big comment at top.
235 (input_suffix_matches): Remove special handling for .s and
237 (input_spec_matches): New.
238 (handle_braces): Handle %{,.
239 (validate_switches): ',' indicates a value which is not a switch.
240 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
241 to detect assembler input.
242 * config/i386/sol2.h (CPP_SPEC): Likewise.
243 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
244 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
245 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
246 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
247 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
248 -m64 causes deployment target to default to 10.5.
249 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
251 2007-03-09 Richard Henderson <rth@redhat.com>
254 * target.h (targetm.asm.out.reloc_rw_mask): New.
255 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
256 (TARGET_ASM_OUT): Use it.
257 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
258 * varasm.c (categorize_decl_for_section): Remove shlib argument;
259 use the new reloc_rw_mask target hook instead.
260 (default_section_type_flags_1): Merge into...
261 (default_section_type_flags): ... here.
262 (decl_readonly_section_1): Merge into...
263 (decl_readonly_section): ... here.
264 (default_elf_select_section_1): Merge into...
265 (default_elf_select_section): ... here.
266 (default_unique_section_1): Merge into...
267 (default_unique_section): ... here.
268 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
269 (default_select_rtx_section): Use it.
270 (default_elf_select_rtx_section): Likewise.
271 * output.h: Update to match.
272 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
273 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
274 (TARGET_ASM_RELOC_RW_MASK): New.
275 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
276 to categorize_decl_for_section.
277 (x86_64_elf_unique_section): Likewise.
278 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
279 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
280 (TARGET_ASM_RELOC_RW_MASK): New.
281 * config/ia64/ia64.c (ia64_rwreloc_select_section,
282 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
283 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
284 (TARGET_RWRELOC): Remove.
285 (ia64_section_type_flags): Adjust call to default_section_type_flags.
286 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
287 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
288 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
289 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
290 (rs6000_xcoff_select_section): Use decl_readonly_section.
291 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
292 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
293 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
294 (TARGET_SECTION_TYPE_FLAGS): Remove.
295 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
297 2007-03-09 Roger Sayle <roger@eyesopen.com>
299 * fold-const.c (fold_comparison): Remove compile-time evaluation of
300 complex constant equality/inequality comparisons for here.
301 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
302 known at compile-time or can be simplified to a scalar comparison.
303 (fold_relational_const): Move compile-time evaluation of complex
304 constant equality/inequality comparisons to here.
306 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
308 PR rtl-optimization/30643
309 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
311 (fold_rtx): Recurse, like before 2006-11-03.
313 2007-03-09 DJ Delorie <dj@redhat.com>
315 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
318 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
320 PR tree-optimization/30375
321 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
322 LHS of statements is not the same.
323 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
325 2007-03-09 Chao-ying Fu <fu@mips.com>
327 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
329 * doc/invoke.texi (-mdspr2): Document new option.
330 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
331 New unspec for DSP REV 2.
332 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
333 these instructions are extended in DSP REV 2.
334 (mips-dspr2.md): Include.
335 * config/mips/mips.opt (mdspr2): New option.
336 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
337 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
338 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
339 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
340 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
341 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
342 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
344 (bdesc_map): Add one field of unsupported_target_flags.
345 (bdesc_arrays): Update entries to have extra fields. Add
347 (mips_init_builtins): Initialize new function types.
348 Check unsupported_target_fileds to filter out builtins.
349 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
351 (ASM_SPEC): Pass mdspr2 to the assembler.
352 * config/mips/mips-dspr2.md: New file.
354 2007-03-09 Sa Liu <saliu@de.ibm.com>
356 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
358 2007-03-09 Ian Lance Taylor <iant@google.com>
360 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
361 argument) like -Wstrict-overflow=2.
362 * doc/invoke.texi (Warning Options): Update documentation.
364 2007-03-09 Dirk Mueller <dmueller@suse.de>
367 * doc/invoke.texi (-Wlogical-op): Document.
368 * common.opt (-Wlogical-op): New.
369 * c-common.h (warn_logical_operator): Declare.
370 * c-common.c (warn_logical_operator): Define.
371 * c-typeck.c (parser_build_binary_op): Call
372 warn_logical_operator.
374 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
376 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
377 * final.c (final_scan_insn): Test for non-"" file name.
379 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
381 * doc/loop.texi: Document the Omega linear constraints solver.
382 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
383 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
384 omega-hash-table-size, omega-max-keys, and
385 omega-eliminate-redundant-constraints.
386 * tree-pass.h (pass_check_data_deps): Declared.
389 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
390 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
391 pass_check_data_deps): New.
392 * tree-data-ref.c (init_data_ref): Remove declaration.
393 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
394 (analyze_array): Renamed init_array_ref, move up initializations.
395 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
396 Removed arguments that are set to NULL.
397 (analyze_indirect_ref): Correct indentation, correct call to
399 (object_analysis): Call init_array_ref instead of analyze_array.
400 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
401 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
402 of DR_ACCESS_FNS_ADDR.
403 (init_omega_eq_with_af, omega_extract_distance_vectors,
404 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
405 ddr_consistent_p): New.
406 (compute_affine_dependence): Check consistency of ddrs when
407 flag_check_data_deps is passed.
408 (analyze_all_data_dependences): Uncomment.
409 (tree_check_data_deps): New.
410 * tree-data-ref.h: Include omega.h.
411 (DR_ACCESS_FNS_ADDR): Removed.
412 (data_dependence_relation): Add inner_loop.
413 (DDR_INNER_LOOP): New.
414 * common.opt (fcheck-data-deps): New.
415 * tree-flow.h (tree_check_data_deps): Declare.
416 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
417 (OBJS-common): Depend on omega.o.
419 * passes.c (pass_check_data_deps): Scheduled.
420 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
421 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
422 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
423 PARAM_VECT_MAX_VERSION_CHECKS,
424 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
426 2007-03-09 Richard Guenther <rguenther@suse.de>
428 PR tree-optimization/30904
430 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
431 the same way as *_DIV_EXPR.
433 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
435 * recog.c (decode_asm_operands): No mixed declarations and code.
437 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
439 * rtl.def (ASM_INPUT): Add location.
440 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
441 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
442 (decode_asm_operands): Add loc operand.
443 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
444 * stmt.c (expand_asm): Rename to...
445 (expand_asm_loc): ... this. Add locus argument. Pass it on to
446 gen_rtx_ASM_INPUT_loc.
447 (expand_asm_expr): Adjust.
448 * recog.c (decode_asm_operands): Add loc operand.
449 (check_asm_operands, extract_insn): Adjust.
450 * reload1.c (maybe_fix_stack_asms): Likewise.
451 * final.c (asm_insn_count): Likewise.
452 (final_scan_insn): Output # line before and after asm.
454 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
456 * tree-ssa-structalias.c (variable_info): Remove
458 (new_var_info): Ditto.
459 (shared_bitmap_info_t): New structure.
460 (shared_bitmap_table): New variable.
461 (shared_bitmap_hash): New function.
462 (shared_bitmap_eq): Ditto
463 (shared_bitmap_lookup): Ditto.
464 (shared_bitmap_add): Ditto.
465 (merge_smts_into): Change to take bitmap directly.
466 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
467 (init_alias_vars): Init shared bitmap hashtable.
468 (delete_points_to_sets): Delete shared bitmap hashtable.
469 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
470 is_aliased removal as a change that was still necessary was
473 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.h (override_options): Conditionally disable
476 x86_sahf for 64bit targets only.
478 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
481 * c-decl.c (merge_decls): Don't call make_var_volatile.
482 * varasm.c (make_var_volatile): Remove.
483 * output.h (make_var_volatile): Remove.
485 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
487 PR tree-optimization/31085
488 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
490 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
492 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
493 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
494 ATTR_CONST_NOTHROW_LIST.
496 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
499 2007-03-08 Diego Novillo <dnovillo@redhat.com>
501 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
503 2007-03-08 Geoffrey Keating <geoffk@apple.com>
506 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
508 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
509 passed, use shared libgcc.
511 2007-03-08 Roger Sayle <roger@eyesopen.com>
513 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
514 instead of calling build2 with a GIMPLE_MODIFY_STMT.
515 (honor_protect_cleanup_actions, lower_try_finally_switch):
517 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
518 ifc_temp_var): Likewise.
519 * tree-inline.c (setup_one_parameter): Likewise.
520 * tree-mudflap.c (mf_decl_cache_locals,
521 mf_build_check_statement_for): Likewise.
522 * tree-nested.c (init_tmp_var, save_tmp_var,
523 finalize_nesting_tree_1): Likewise.
524 * tree-outof-ssa.c (insert_copy_on_edge,
525 insert_backedge_copies): Likewise.
526 * tree-profile.c (tree_gen_edge_profiler,
527 tree_gen_ic_profiler): Likewise.
528 * tree-scalar-evolution.c (scev_const_prop): Likewise.
529 * tree-sra.c (sra_build_assignment): Likewise.
530 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
531 * tree-ssa-math-opts.c (insert_reciprocals,
532 execute_cse_sincos_1): Likewise.
533 * tree-tailcall.c (adjust_accumulator_values,
534 adjust_return_value): Likewise.
535 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
536 * tree-vect-transform.c (vect_create_data_ref_ptr,
537 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
538 vect_create_epilog_for_reduction, vectorizable_reduction,
539 vectorizable_call, vectorizable_conversion,
540 vectorizable_assignment, vectorizable_operation,
541 vectorizable_type_demotion, vect_gen_widened_results_half,
542 vect_permute_store_chain, vectorizable_store,
543 vect_setup_realignment, vect_permute_load_chain,
544 vectorizable_load, vectorizable_condition,
545 vect_create_cond_for_align_checks): Likewise.
546 * tree-vrp.c (build_assert_expr_for): Likewise.
548 2007-03-08 Ian Lance Taylor <iant@google.com>
550 * tree-vrp.c: Include "intl.h".
551 (usable_range_p): New static function.
552 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
553 overflowed values, juts set *strict_overflow_p.
554 (compare_values): Only return -2 if one of the operands is not a
556 (compare_ranges): Call usable_range_p.
557 (compare_range_with_value): Likewise.
558 (vrp_evaluate_conditional_warnv): Rename from
559 vrp_evaluate_conditional. Make static. Change all callers.
560 (vrp_evaluate_conditional): New function.
561 (simplify_div_or_mod_using_ranges): Issue warning about reliance
563 (simplify_abs_using_ranges): Likewise.
564 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
565 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
566 within_stmt parameter.
567 * tree-ssa-propagate.c (fold_predicate_in): Update call to
568 vrp_evaluate_conditional.
569 * tree-ssa-threadedge.c
570 (record_temporary_equivalences_from_stmts_at_dest): Change
571 simplify parameter to take a second tree parameter.
572 (simplify_control_stmt_condition): Likewise.
573 (thread_across_edge): Likewise.
574 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
575 (thread_across_edge): Likewise.
576 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
578 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/i386.h (TARGET_SAHF): New define.
581 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
582 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
583 (x86_sahf): New global variable.
584 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
585 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
586 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
587 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
589 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
590 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
591 when expanding fcomi/sahf based tests.
592 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
593 expanding sahf based alternative. Emit sahf based sequence when
594 optimizing for code size.
595 * config/i386/i386.md (x86_sahf_1): Do not disable for
596 TARGET_64BIT, enable for TARGET_SAHF.
598 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
600 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
601 spurious whitespace from error message.
603 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
606 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
608 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
610 * c-decl.c (grokdeclarator): Disable warnings for anonymous
612 * tree-sra.c (instantiate_element): Propagate disabled warnings
613 from the element itself to the created variable.
615 2007-03-07 Richard Henderson <rth@redhat.com>
618 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
619 silently fix up the stack in the case of a missing register.
621 2007-03-07 Paul Brook <paul@codesourcery.com>
623 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
625 2007-03-07 Joseph Myers <joseph@codesourcery.com>
627 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
629 (phase1_vrs): Use them.
630 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
631 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
632 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
633 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
634 __gnu_Unwind_Restore_WMMXC if required.
635 (_Unwind_VRS_Pop): Implement iWMMXt support.
636 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
637 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
638 gnu_Unwind_Save_WMMXC): Define.
640 2007-03-07 Richard Sandiford <richard@codesourcery.com>
642 * config/vxworks.h (vxworks_override_options): Declare.
643 (VXWORKS_OVERRIDE_OPTIONS): Use it.
644 * config/vxworks.c: Include target.h and toplev.h.
645 (vxworks_override_options): New function.
646 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
648 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
650 * config/s390/s390.c (override_options): Don't emit an error when
651 -mstack-size is used without providing -mstack-guard.
652 (s390_emit_prologue): Choose stack_guard value automatically if not
653 provided via command line.
654 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
656 2007-03-07 Richard Sandiford <richard@codesourcery.com>
658 * config/i386/i386.c (output_set_got): Add a GOT initialization
659 sequence for VxWorks PIC.
660 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
661 around labels as well as symbols. Use gotoff_operand instead
662 of local_symbolic_operand.
663 (legitimize_pic_address): Use gotoff_operand instead of
664 local_symbolic_operand. Use @GOT accesses for labels as
666 (ix86_output_addr_diff_elt): Use PC-relative rather than
667 GP-relative offsets for VxWorks PIC.
668 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
669 no_new_pseudos. Check whether the returned register is op0.
670 * config/i386/i386.md (tablejump): Use PC-relative rather than
671 GP-relative offsets for VxWorks PIC.
672 * config/i386/predicates.md (gotoff_operand): New predicate.
674 2007-03-06 Richard Sandiford <richard@codesourcery.com>
676 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
678 * config/vxworks-dummy.h: New file.
679 * config/i386/i386.h: Include it.
681 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
683 * dwarf2out.c (is_inlined_entry_point): New
684 (add_high_low_attributes): Emit DW_AT_entry_pc along with
685 DW_AT_ranges if the first subblock is the entry point.
687 2007-03-06 David Daney <ddaney@avtrex.com>
689 * doc/install.texi (mips-*-*): Change recommended binutils
692 2007-03-06 Anatoly Sokolov <aesok@post.ru>
694 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
695 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
697 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
698 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
700 2007-03-06 Jan Hubicka <jh@suse.cz>
702 * errors.h (warning, error, fatal, internal_error): Mark as cold.
703 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
705 (probably_cold_bb_p): Cold functions are cold.
706 (probably_never_executed_bb_p): Cold functions are cold.
707 (tree_bb_level_predictions): Predict calls to cold functions as not
709 (compute_function_frequency): Check hot/cold attributes.
710 * function.h (function_frequency): Update comments.
711 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
712 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
713 (c_common_att): Add cold and hot.
715 * doc/extend.texi (hot,cold attributes): Document.
717 2007-03-06 Andrew Haley <aph@redhat.com>
719 * function.c (expand_function_end): Move blockage to just after we
720 emit the label for the naked return from the function.
722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
724 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
727 2007-03-06 Jan Hubicka <jh@suse.cz>
729 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
730 loaded for constant large models. Non-large 64bit PIC can do.
731 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
732 * cmodel.h: Add LARGE PIC.
733 * i386.md (UNSPEC_PLTOFF): New.
734 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
736 (*call_1_rex64): Disable for large models.
737 (*call_1_rex64_large): New.
738 (*call_value_1_rex64): Disable for large models.
739 (*call_value_1_rex64_large): New.
741 (set_got_offset_rex64): New.
742 * predicates.md (constant_call_address_operand): For large model
743 constant calls are not possible.
744 * i386-protos.h (construct_plt_address): Declare.
745 * i386.c (override_options): Accept large models.
746 (ix86_expand_prologue): Expand large PIC GOT pointer load.
747 (legitimate_constant_p): Add new UNSPECs.
748 (legitimate_pic_operand_p): Likewise.
749 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
750 (legitimize_pic_address): Do easy RIP relative way for TLS only for
752 (output_pic_addr_const): Add PLTOFF.
753 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
754 (ix86_expand_move): Legitimize pic address when in PIC mode.
755 (construct_plt_address): New function.
756 (ix86_expand_call): Offload the address to register and use GOT pointer
758 * invoke.texi (mcmodel=large): Update documentation.
760 2007-03-06 Richard Henderson <rth@redhat.com>
762 * config/i386/i386.c (x86_use_leave, x86_push_memory,
763 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
764 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
765 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
766 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
767 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
768 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
769 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
770 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
771 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
772 x86_partial_reg_dependency, x86_memory_mismatch_stall,
773 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
774 x86_sse_partial_reg_dependency, x86_sse_split_regs,
775 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
776 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
777 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
778 x86_schedule, x86_use_bt, x86_pad_returns,
779 x86_use_xchgb): Merge into ...
780 (ix86_tune_features): ... here. New array.
781 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
782 x86_bswap): Merge into ...
783 (ix86_arch_features): ... here. New array.
784 (x86_3dnow_a): Remove.
785 (x86_accumulate_outgoing_args): Make static.
786 (x86_arch_always_fancy_math_387): Make static.
787 (ix86_tune_mask, ix86_arch_mask): Move ...
788 (override_options): ... to local variables here. Apply the
789 appropriate mask to each element of ix86_arch_features and
790 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
791 as were done in the old macros.
792 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
793 * config/i386/i386.h (x86_use_leave, x86_push_memory,
794 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
795 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
796 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
797 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
798 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
799 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
800 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
801 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
802 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
803 x86_partial_reg_dependency, x86_memory_mismatch_stall,
804 x86_accumulate_outgoing_args, x86_prologue_using_move,
805 x86_epilogue_using_move, x86_decompose_lea,
806 x86_arch_always_fancy_math_387, x86_shift1,
807 x86_sse_partial_reg_dependency, x86_sse_split_regs,
808 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
809 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
810 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
811 x86_use_incdec, x86_pad_returns, x86_bswap,
812 x86_partial_flag_reg_stall): Remove.
813 (enum ix86_tune_indices): New.
814 (ix86_tune_features): New.
815 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
816 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
817 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
818 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
819 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
820 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
821 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
822 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
823 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
824 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
825 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
826 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
827 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
828 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
829 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
830 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
831 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
832 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
833 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
834 TARGET_EXT_80387_CONSTANTS): Use it.
835 (enum ix86_arch_indices): New.
836 (ix86_arch_features): New.
837 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
838 TARGET_BSWAP): Use it.
839 (ix86_tune_mask, ix86_arch_mask): Remove.
841 2007-03-06 Joseph Myers <joseph@codesourcery.com>
844 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
845 Define using $${sysroot_headers_suffix}.
846 * configure: Regenerate.
847 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
848 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
850 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
851 * gcc.c (print_sysroot_headers_suffix): New.
852 (option_map): Include --print-sysroot-headers-suffix.
853 (display_help): Mention -print-sysroot-headers-suffix.
854 (process_command): Handle -print-sysroot-headers-suffix.
855 (do_spec_1): Append multilib directory to include-fixed path if
856 sysroot suffixes in use.
857 (main): Handle -print-sysroot-headers-suffix.
858 * Makefile.in (start.encap): Don't depend on xlimits.h
860 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
861 limits.h for each multilib in fixinc_list.
862 (fixinc_list, s-fixinc_list): New.
863 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
864 generate them for each multilib in fixinc_list.
865 (stmp-fixproto): Use include-fixed. Run fixproto for each
866 multilib in fixinc_list.
867 (mostlyclean): Don't remove xlimits.h.
868 (clean): Remove include-fixed.
869 (real-install-headers-tar, real-install-headers-cpio,
870 real-install-headers-cp): Don't copy include, only include-fixed.
871 (install-mkheaders): Depend on fixinc_list. Don't depend on
872 xlimits.h. Save limits.h files for each multilib in fixinc_list.
873 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
874 SYSTEM_HEADER_DIR setting in mkheaders.conf.
876 2007-03-06 Jan Hubicka <jh@suse.cz>
878 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
881 2007-03-06 Richard Sandiford <richard@codesourcery.com>
883 * configure.ac: Allow tm_file to contain build-directory files.
884 * configure: Regenerate.
885 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
886 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
887 * config/m68k/print-sysroot-suffix.sh: New file.
889 2007-03-06 Richard Sandiford <richard@codesourcery.com>
891 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
892 of pic_offset_table_rtx if reload_completed.
893 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
894 PIC_OFFSET_TABLE_REGNUM.
895 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
897 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
898 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
900 2007-03-06 Richard Sandiford <richard@codesourcery.com>
902 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
903 functions that call eh_return.
905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
907 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
908 functions that need a constant pool.
910 2007-03-06 Richard Sandiford <richard@codesourcery.com>
913 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
914 (m68k_preferred_reload_class): Likewise.
915 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
916 (SECONDARY_RELOAD_CLASS): Define.
917 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
918 (LIMIT_RELOAD_CLASS): Delete.
919 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
920 registers from storing bytes.
921 (m68k_secondary_reload_class): New function.
922 (m68k_preferred_reload_class): Likewise.
924 2007-03-06 Richard Sandiford <richard@codesourcery.com>
926 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
928 (m68k_expand_prologue): Likewise.
930 2007-03-06 Richard Sandiford <richard@codesourcery.com>
932 * config/m68k/m68k-protos.h (output_sibcall): Declare.
933 (mips_expand_epilogue): Add a bool parameter.
934 (m68k_legitimize_sibcall_address): Declare.
935 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
936 (m68k_expand_epilogue): Add a parameter to select between sibling
937 and normal epilogues. Only generate a return for the latter.
938 (m68k_ok_for_sibcall_p): New function.
939 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
940 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
941 (sibcall_value, *sibcall_value): Likewise.
942 (*call, *call_value): Require !SIBLING_CALL_P.
943 (epilogue): Update call to m68k_expand_epilogue.
944 (sibcall_epilogue): New pattern.
945 * config/m68k/predicates.md (const_call_operand): Say that this
946 predicate applies to sibling calls too.
947 (sibcall_operand): New predicate.
949 2007-03-06 Richard Sandiford <richard@codesourcery.com>
951 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
952 alternatives as movsi_cf.
953 (movsf_cf_hard): Add commentary.
955 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
956 Richard Sandiford <richard@codesourcery.com>
958 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
959 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
960 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
961 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
962 as being live on exit from an interrupt function.
963 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
964 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
965 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
966 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
967 (m68k_interrupt_function_p): Globalize.
968 (m68k_compute_frame_layout): Remove reverse mask code.
969 (m68k_emit_movem, m68k_set_frame_related): New functions.
970 (m68k_output_function_prologue): Delete in favor of...
971 (m68k_expand_prologue): ...this new function.
972 (m68k_output_function_epilogue): Delete in favor of...
973 (m68k_expand_epilogue): ...this new function.
974 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
976 (print_operand): Handle %?.
977 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
978 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
979 (prologue, epilogue): New patterns.
980 (return): Turn into a define_expand.
981 (*return): New pattern, derived from old "return" pattern. Use rte
982 rather than rts for interrupt functions. Only use rtd if the pop
984 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
985 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
986 (link, *link, unlink, *unlink, load_got): Likewise.
988 2007-03-06 Richard Sandiford <richard@codesourcery.com>
992 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
993 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
994 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
995 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
996 and m68k_matches_u_p.
997 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
998 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
999 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1000 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1001 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1002 (REG_STRICT_P): New macro.
1003 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1004 PCREL_GENERAL_OPERAND_OK.
1005 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1006 m68k_legitimate_base_reg_p.
1007 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1008 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1009 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1010 * config/m68k/m68k.c (m68k_address): New structure.
1011 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1012 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1013 (m68k_jump_table_ref_p, m68k_decompose_address)
1014 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1015 (m68k_matches_u_p): New functions.
1016 (print_operand_address): Rewrite to use m68k_decompose_index.
1018 2007-03-05 David Taylor <dtaylor@emc.com>
1020 * gcc.c: Correct copyright date in --version output.
1022 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1024 * pa.md: In unamed move patterns, disparge copies between general
1025 and floating point registers using '?' modifier. Don't include 'f'
1026 constraint for register preferences in DImode, SImode, HImode and
1027 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1028 Remove constraints for copies between general and floating registers
1029 in soft-float DFmode pattern.
1030 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1034 2007-03-05 Mike Stump <mrs@apple.com>
1036 * c-common.c (targetcm): Add.
1037 * c-opts.c (c_common_handle_option): Handle language specific
1039 * opts.c (handle_option): Verify language for target options, if
1041 * opth-gen.awk: Add CL_LANG_ALL.
1042 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1043 (TARGETCM_INITIALIZER): Add.
1044 * target.h (struct gcc_targetcm): Add.
1046 * targhooks.c (default_handle_c_option): Add.
1047 * targhooks.h (default_handle_c_option): Add.
1048 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1050 * config/darwin.opt (iframework): Add.
1051 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1052 * config/darwin-c.c (handle_c_option): Add.
1053 (TARGET_HANDLE_C_OPTION): Add.
1055 * doc/invoke.texi (Darwin Options): Add -iframework.
1057 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1059 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1062 2007-03-05 Ian Lance Taylor <iant@google.com>
1064 * c.opt (fgnu89-inline): New option.
1065 * c-opts.c (c_common_post_options): Set default value for
1067 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1068 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1070 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1071 (grokdeclarator, start_function): Likewise.
1072 * c-cppbuiltin.c (c_cpp_builtins): Define either
1073 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1074 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1075 (C Dialect Options): Document -fgnu89-inline.
1076 * doc/extend.texi (Function Attributes): Explain what the
1077 gnu_inline attribute does.
1078 * doc/cpp.texi (Common Predefined Macros): Document
1079 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1081 2007-03-05 Ian Lance Taylor <iant@google.com>
1083 PR tree-optimization/31034
1084 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1085 half-range if the other side is an overflow infinity.
1087 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1089 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1090 (bfin*-linux-uclibc*): New configuration.
1091 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1093 * config/bfin/linux.h: New file.
1094 * config/bfin/libgcc-bfin.ver: New file.
1095 * config/bfin/t-bfin-uclinux: New file.
1096 * config/bfin/t-bfin-linux: New file.
1097 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1098 (TARGET_OS_CPP_BUILTINS): New macro.
1100 2007-03-05 Richard Guenther <rguenther@suse.de>
1102 * fold-const.c (fold_binary): Remove duplicate folding
1103 of comparison of non-null ADDR_EXPR against null.
1105 2007-03-05 Richard Guenther <rguenther@suse.de>
1106 Dorit Nuzman <dorit@il.ibm.com>
1108 PR tree-optimization/26420
1109 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1110 are no loops in the function. Only print the number of
1111 vectorized loops if it is greater than zero or we are supposed
1112 to print information about unvectorized loops.
1114 2007-03-05 Revital Eres <eres@il.ibm.com>
1116 * gcc.dg/var-expand1.c: New test.
1117 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1118 when an accumulator is expanded.
1120 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1123 * c-common.c (convert_and_check): Don't give warnings for
1124 conversion if 'expr' already overflowed.
1126 2007-03-04 Roger Sayle <roger@eyesopen.com>
1129 * fold-const.c (fold_comparison): Enforce type consistency when
1130 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1132 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1134 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1135 containing a cast to the base of TARGET_MEM_REF.
1137 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1139 * tree.c (tree_contains_struct_check_failed): Remove spurious
1140 whitespace from error message.
1142 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1145 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1146 instead of precision.
1148 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1149 Nathan Sidwell <nathan@codesourcery.com>
1151 * emit-rtl.c (find_auto_inc): New.
1152 (try_split): recreate REG_INC notes,
1153 Use regular for loops rather than whiles.
1155 2007-03-03 Andreas Schwab <schwab@suse.de>
1157 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1158 * configure: Regenerate.
1160 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1162 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1163 flag_rounding_math, not flag_unsafe_math_optimizations.
1165 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1167 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1168 alpha_fold_vector_minmax): Likewise.
1169 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1170 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1172 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1174 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1175 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1176 if the lhs has side-effects.
1177 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1179 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386.h (TUNEMASK): Remove define.
1182 (ARCHMASK): Remove define.
1183 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1184 Use ix86_arch_mask variable instead of ARCHMASK.
1185 * config/i386/i386.c (override_options): Ditto.
1186 (standard_80387_constant_p): Ditto.
1188 2007-03-02 Ian Lance Taylor <iant@google.com>
1190 Used signed infinities in VRP.
1191 * tree-vrp.c (uses_overflow_infinity): New static function.
1192 (supports_overflow_infinity): New static function.
1193 (make_overflow_infinity): New static function.
1194 (negative_overflow_infinity): New static function.
1195 (positive_overflow_infinity): New static function.
1196 (is_negative_overflow_infinity): New static function.
1197 (is_positive_overflow_infinity): New static function.
1198 (is_overflow_infinity): New static function.
1199 (overflow_infinity_range_p): New static function.
1200 (compare_values_warnv): New function split out of compare_values.
1201 (compare_value): Call it.
1202 (set_value_range_to_nonnegative): Add overflow_infinity
1203 parameter. Change caller.
1204 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1206 (vrp_expr_computes_nonzero): Likewise.
1207 (compare_ranges, compare_range_with_value): Likewise.
1208 (compare_name_with_value, compare_names): Likewise.
1209 (vrp_evaluate_conditional): Likewise.
1210 (set_value_range): Handle infinity
1211 (vrp_operand_equal_p, operand_less_p): Likewise.
1212 (extract_range_from_assert): Likewise.
1213 (vrp_int_const_binop): Likewise.
1214 (extract_range_from_binary_expr): Likewise.
1215 (extract_range_from_unary_expr): Likewise.
1216 (extract_range_from_comparison): Likewise.
1217 (extract_range_from_expr): Likewise.
1218 (dump_value_range): Likewise.
1219 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1220 (test_for_singularity): Likewise.
1221 (vrp_int_const_binop): Remove inline qualifier.
1222 (adjust_range_with_scev): Add comment.
1223 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1225 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1227 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1228 (get_constraint_for): Likewise.
1229 (do_structure_copy): Likewise.
1230 (find_func_aliases): Fix references to MODIFY_EXPR.
1231 (intra_create_variable_infos): Tidy.
1232 * tree-ssa-operands.c (add_virtual_operand): Add argument
1234 When adding members of alias sets, if IS_CALL_SITE is true and
1235 the symbol is not call-clobbered, skip it.
1238 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1240 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1241 entry by means of emit_insn_at_entry.
1243 2007-03-02 Richard Henderson <rth@redhat.com>
1245 * expr.h (promoted_input_arg): Remove decl.
1246 * function.c (promoted_input_arg): Merge into ...
1247 * combine.c (setup_incoming_promotions): ... only caller.
1248 Rearrange to avoid double loop.
1250 2007-03-02 Ben Elliston <bje@au.ibm.com>
1251 Peter Bergner <bergner@vnet.ibm.com>
1252 Janis Johnson <janis187@us.ibm.com>
1254 * config/rs6000/dfp.md: New file.
1255 * config/rs6000/rs6000.md: Include dfp.md.
1256 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1257 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1258 and TDmode decimal float modes in FP registers.
1259 (num_insns_constant): Likewise.
1260 (rs6000_legitimate_offset_address_p): Likewise.
1261 (rs6000_legitimize_address): Likewise.
1262 (rs6000_legitimize_reload_address): Likewise.
1263 (rs6000_legitimate_address): Likewise.
1264 (rs6000_emit_move): Likewise.
1265 (function_arg_boundary): Likewise.
1266 (function_arg_advance): Likewise.
1267 (rs6000_darwin64_record_arg_recurse): Likewise.
1268 (function_arg): Likewise.
1269 (rs6000_gimplify_va_arg): Likewise.
1270 (rs6000_split_multireg_move): Likewise.
1271 (rs6000_output_function_epilogue): Likewise.
1272 (rs6000_output_function_epilogue): Likewise.
1273 (rs6000_register_move_cost): Likewise.
1274 (rs6000_function_value): Likewise.
1275 (rs6000_libcall_value): Likewise.
1277 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1279 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1281 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1283 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1284 Use $MULTIDIR to choose between the kernel and RTP headers,
1285 and use $WIND_BASE and $WIND_USR to locate them.
1287 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.c (override_options): Put initialization of
1290 ix86_tune_mask and ix86_arch_mask to the correct place.
1292 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1293 Michael Meissner <michael.meissner@amd.com>
1296 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1298 (TARGET_CMOVE): Use ARCHMASK.
1299 (TARGET_CMPXCHG): Ditto.
1300 (TARGET_CMPXCHG8B): Ditto.
1301 (TARGET_XADD): Ditto.
1302 (TARGET_BSWAP): Ditto.
1303 * config/i386/i386.c (ix86_tune_mask): New global variable.
1304 (ix86_arch_mask): Ditto.
1305 (override_options): Initialize ix86_tune_mask and
1306 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1309 2007-03-02 Ben Elliston <bje@au.ibm.com>
1312 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1314 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1316 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1317 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1318 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1319 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1321 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1322 rs6000_init_dwarf_reg_sizes_extra): New.
1323 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1324 SPE register high parts.
1326 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1328 * Makefile.in: Add install-pdf target as
1329 copied from automake v1.10 rules.
1330 * configure.ac: Add install-pdf to target list.
1331 * configure: Regenerate.
1333 2007-03-01 Paul Brook <paul@codesourcery.com>
1335 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1336 modes to LDRD for DImode.
1337 (output_move_double): Fixup out of range ldrd/strd.
1338 (vfp_secondary_reload_class): Rename...
1339 (coproc_secondary_reload_class): ... to this. Add wb argument.
1340 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1341 coproc_secondary_reload_class for CLASS_IWMMXT.
1342 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1343 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1345 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1347 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1348 factor by the estimated number of iterations.
1349 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1352 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1353 decode_caches_intel, detect_caches_intel): New functions.
1354 (host_detect_local_cpu): Use detect_caches_amd and
1355 detect_caches_intel.
1357 2007-03-01 Richard Henderson <rth@redhat.com>
1359 * expr.c (emit_move_complex_push): Export.
1360 (emit_move_complex_parts): Split out from ...
1361 (emit_move_complex): ... here.
1362 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1363 * config/i386/i386.md (movcdi): New.
1365 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1368 size of mode1 to check for tieable modes in MMX case.
1370 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1372 * Makefile.in (rtlanal.o): Depend on tree.h.
1373 * rtl.h (offset_within_section_p, split_const): Declare.
1374 * rtlanal.c: Include tree.h.
1375 (offset_within_block_p): New function, taken from
1376 mips_offset_within_object_p.
1377 (split_const): New function, taken from mips_split_const.
1378 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1380 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1381 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1382 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1383 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1384 (m68k_illegitimate_symbolic_constant_p): New function.
1385 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1386 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1387 symbolic constant that might be outside the symbol's section,
1388 move the symbol first and then add the offset.
1389 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1391 * config/mips/mips.c (mips_split_const): Delete.
1392 (mips_offset_within_object_p): Delete.
1393 (mips_symbolic_constant_p): Use offset_within_section_p and
1394 split_const instead of mips_offset_within_object_p and
1396 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1397 (mips_legitimize_const_move, print_operand_reloc)
1398 (mips_dangerous_for_la25_p): Use split_const instead of
1401 2007-02-28 Eric Christopher <echristo@apple.com>
1403 * Makefile.in (install-include-dir): Don't rm -rf include.
1405 2007-02-28 Richard Guenther <rguenther@suse.de>
1408 * fold-const.c (fold_binary): Do not associate expressions
1409 with more than one variable for integer types that do not wrap.
1411 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1413 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1414 Delete, and replace with...
1415 (fold_builtin_call_array): This. Update callers to use it.
1416 * fold-const.c (fold_build_call_list): Delete, and replace with...
1417 (fold_build_call_array): This.
1418 (fold_build_call_list_initializer): Delete, and replace with...
1419 (fold_build_call_array_initializer): This.
1420 * tree.h: Update declarations to reflect above changes.
1422 * c-typeck.c (build_function_call): Store converted arguments
1423 in a stack-allocated array instead of building a list.
1424 (convert_arguments): Store arguments in the array passed in as an
1425 argument, and return the actual number of arguments.
1426 * c-format.c: (check_function_format): Pass arguments in an
1427 array instead of a list.
1428 * c-common.c (check_function_nonnull): Likewise.
1429 (check_function_sentinel): Likewise.
1430 (check_function_arguments): Likewise.
1431 * c-common.h: Update declarations to reflect above changes.
1433 2007-02-28 Jan Hubicka <jh@suse.cz>
1435 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1436 PRED_NEGATIVE_RETURN): Update outcomes.
1438 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1440 * calls.c (emit_library_call_value_1): Handle partial registers
1441 correctly when building up CALL_INSN_FUNCTION_USAGE.
1443 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1445 * pa/predicates.md (move_src_operand): Allow zero for mode.
1446 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1449 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1452 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1453 *movv2df_internal): Enable pattern only for valid operand
1455 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1456 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1458 2007-02-27 Mike Stump <mrs@apple.com>
1460 * config/darwin-crt3.c: Avoid compilation when compiling for a
1463 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1465 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1467 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1468 for fixed headers and limits.h.
1469 (install-include-dir, install-headers-tar, install-headers-cpio,
1470 install-headers-cp, real-install-headers-tar,
1471 real-install-headers-cpio, real-install-headers-cp): Handle
1472 include-fixed as well as include.
1473 (install-mkheaders): Don't install files that go only in include
1475 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1476 from GCC_INCLUDE_DIR.
1477 * gcc.c (process_command): Remove special -BstageN/ handling.
1478 (do_spec_1): Add include-fixed directories.
1480 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1482 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1484 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1486 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1489 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1491 * c-common.c (get_priority): Add check for
1492 SUPPORTS_INIT_PRIORITY.
1494 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1496 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1498 * config/bfin/bfin.c: Include "cfglayout.h".
1499 (MAX_LSETUP_DISTANCE): New macro.
1500 (struct loop_info): New members incoming, incoming_src and
1501 incoming_dest. Delete member predecessor.
1502 (length_for_loop): New function.
1503 (bfin_optimize_loop): Handle more different loop structures.
1504 (bfin_discover_loop): Rework detection of predecessor blocks by
1505 examining incoming edges.
1506 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1508 (bfin_reorder_loops): New function.
1509 (bfin_reorg_loops): Use these three new functions.
1511 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1512 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1513 (CONSTRAINT_LEN): Add entry for 'q'.
1514 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1515 Add 'q' constraints.
1516 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1517 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1519 * config/bfin/bfin.md (add_with_carry): New pattern.
1520 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1521 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1522 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1523 support unsigned multiplies too. Removed incorrect commutativity from
1524 operand 1 constraint where appropriate.
1525 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1527 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1528 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1530 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1531 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1532 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1533 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1534 usmulhisi_hh_huh): New patterns.
1536 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1537 lshifthi3): Fix output template to use half reg for operand 2.
1539 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1542 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1544 2007-02-27 Andreas Schwab <schwab@suse.de>
1546 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1548 2007-02-27 Jan Hubicka <jh@suse.cz>
1550 * predict.c (last_basic_block_p): Remove.
1551 (tree_estimate_probability): Update return heuristic for commonized
1554 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1556 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1558 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1560 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1561 * doc/cpp.texi: Standardize title page.
1562 * doc/cppinternals.texi: Likewise.
1563 * doc/gcc.texi: Standardize title page, remove version number
1564 from copyright page.
1565 * doc/gccint.texi: Likewise.
1566 * doc/install.texi: Standardize title page, add table of
1569 2007-02-26 Jan Hubicka <jh@suse.cz>
1571 * predict.def: Set outcomes according to more recent results.
1572 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1573 Remove dead predictors.
1574 * predict.c (return_prediction): Fix pasto.
1576 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1578 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1579 change; avoid a memory leak when returning early.
1581 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1583 * c-decl.c (static_ctors): Move to c-common.c.
1584 (static_dtors): Likewise.
1585 (finish_function): Use c_record_cdtor_fn.
1586 (build_cdtor): Move to c-common.c.
1587 (c_write_global_declarations): Use c_build_cdtor_fns.
1588 * c-common.h (static_ctors): Declare.
1589 (static_dtors): Likewise.
1590 (c_record_cdtor_fn): Likewise.
1591 (c_build_cdtor_fns): Likewise.
1592 * c-common.c (static_ctors): New variable.
1593 (static_dtors): Likewise.
1594 (c_record_cdtor_fn): New function.
1595 (build_cdtor): Move from c-decl.c
1596 (c_build_cdtor_fns): New function.
1598 * output.h (assemble_addr_to_section): Declare.
1599 (get_cdtor_priority_section): Likewise.
1600 * varasm.c (assemble_addr_to_section): New function.
1601 (get_cdtor_priority_section): Likewise.
1602 (default_named_section_asm_out_destructor): Use them.
1603 (destor_dtor_section_asm_out_destructor): Likewise.
1604 (default_named_section_asm_out_constructor): Likewise.
1605 (default_ctor_section_asm_out_constructor): Likewise.
1606 * config.gcc (*-*-vxworks*): Include vxworks.o.
1607 * config/t-vxworks (vxworks.o): New target.
1608 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1609 (TARGET_ASM_CONSTRUCTOR): Define.
1610 (TARGET_ASM_DESTRUCTOR): Likewise.
1611 (vxworks_asm_out_constructor): Declare.
1612 (vxworks_asm_out_destructor): Likewise.
1614 * c-common.c (get_priority): Check that we have not just an
1615 INTEGER_CST, but an integer constant with integeral type.
1617 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1619 PR tree-optimization/30938
1620 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1621 use &dt[nargs-1] instead of &dt[nargs] in the call to
1622 vect_is_simple_use().
1624 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1626 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1627 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1628 Do not attempt to handle MEM inside auto-inc expressions.
1629 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1630 of a register modified by an auto-inc expression. However, do handle
1631 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1632 (elimination_effects): Prohibit elimination of a register modified
1633 by an auto-inc expression. Disable register elimination rules whose
1634 target register is modified by an auto-inc expression with variable
1637 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1639 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1641 (array_at_struct_end_p): New function.
1642 (idx_infer_loop_bounds): Use it.
1643 (estimate_numbers_of_iterations_loop): Export.
1644 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1645 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1646 (tree_estimate_probability): Call record_loop_exits.
1647 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1648 (estimated_loop_iterations, estimated_loop_iterations_int,
1649 estimated_loop_iterations_tree): New functions.
1650 (analyze_siv_subscript_cst_affine,
1651 compute_overlap_steps_for_affine_1_2,
1652 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1653 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1654 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1655 (PRED_LOOP_ITERATIONS_GUESSED): New.
1656 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1657 * cfgloop.h (estimate_numbers_of_iterations_loop,
1658 estimated_loop_iterations_int): Declare.
1660 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1662 * doc/extend.texi: Document optional priority argument to
1663 constructors and destructors.
1664 * tree.c (init_priority_for_decl): Adjust GTY markers.
1665 (init_ttree): Use priority-info hash functions for
1666 init_priority_for_decl.
1667 (tree_map_eq): Rename to ...
1668 (tree_map_base_eq): ... this.
1669 (tree_map_marked_p): Rename to ...
1670 (tree_map_base_marked_p): ... this.
1671 (tree_map_base_hash): New function.
1672 (decl_init_priority_lookup): Rework.
1673 (decl_fini_priority_lookup): New function.
1674 (decl_priority_info): New function.
1675 (decl_init_priority_insert): Use it.
1676 (decl_fini_priority_insert): Likewise.
1677 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1679 (decl_restrict_base_insert): Likewise.
1680 (decl_debug_expr_insert): Likewise.
1681 (decl_value_expr_lookup): Likewise.
1682 (decl_value_expr_insert): Likewise.
1683 * tree.h (priority_type): New type.
1684 (decl_init_priority_lookup): Use priority_type.
1685 (decl_fini_priority_lookup): New function.
1686 (decl_init_priority_insert): Use priority_type.
1687 (decl_fini_priority_insert): New function.
1688 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1689 (DECL_INIT_PRIORITY): Likewise.
1690 (SET_DECL_INIT_PRIORITY): Add comment.
1691 (DECL_FINI_PRIORITY): New macro.
1692 (SET_DECL_FINI_PRIORITY): Likewise.
1693 (DEFAULT_INIT_PRIORITY): Document.
1694 (MAX_INIT_PRIORITY): Likewise.
1695 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1696 (tree_map_base): New type.
1697 (tree_map_base_eq): New function.
1698 (tree_map_base_hash): Likewise.
1699 (tree_map_base_marked_p): Likewise.
1700 (tree_map): Inherit from tree_map_base.
1701 (tree_map_eq): Make it a macro.
1702 (tree_map_marked_p): Likewise.
1703 (tree_int_map): Inherit from tree_map_base.
1704 (tree_int_map_eq): Make it a macro.
1705 (tree_int_map_hash): Likewise.
1706 (tree_int_map_marked_p): Likewise.
1707 (tree_priority_map): New type.
1708 (tree_priority_map_eq): New macro.
1709 (tree_priority_map_hash): Likewise.
1710 (tree_priority_map_marked_p): Likewise.
1711 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1713 (emutls_common_1): Likewise.
1714 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1715 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1716 of tree_map hierarchy.
1717 * tree-cfg.c (move_stmt_r): Likewise.
1718 (new_label_mapper): Likewise.
1719 * c-tree.h (c_expand_body): Move to ...
1720 * c-common.h (c_expand_body): ... here.
1721 * c-decl.c (c_expand_body): Move to ...
1722 * c-common.c (c_expand_body): ... here.
1723 (c_common_attribute_table): Allow 1 argument for the constructor
1724 and destructor attributes.
1725 (get_priority): New function.
1726 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1727 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1729 2007-02-24 Jan Hubicka <jh@suse.cz>
1732 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1734 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1735 Jan Hubicka <jh@suse.cz>
1738 * i386.c (counter_mode): New function.
1739 (expand_set_or_movmem_via_loop): Use it.
1740 (expand_movmem_epilogue): Likewise; fix pasto.
1741 (ix86_expand_movmem): Do emit guard even for constant counts.
1742 (ix86_expand_setmem): Likewise.
1744 2007-02-25 Nick Clifton <nickc@redhat.com>
1746 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1747 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1749 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1753 count argument with 0x10, not with 0x16.
1754 (expand_setmem_epilogue): Ditto.
1756 2007-02-24 Mike Stump <mrs@apple.com>
1758 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1761 2007-02-24 Richard Guenther <rguenther@suse.de>
1764 * fold-const.c (fold_binary): Fold x +- CST op x for
1765 EQ_EXPR and NE_EXPR.
1767 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1769 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1771 2007-02-24 Jan Hubicka <jh@suse.cz>
1773 * cgraphunit.c (decide_is_function_needed): Honor
1774 -fkeep-inline-functions.
1776 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1778 * builtins.c (fold_builtin_modf): New.
1779 (fold_builtin_2): Use it.
1781 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1783 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1784 (determine_max_iter): Take additional LOOP arg; all callers changed.
1785 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1786 one using simplifications.
1787 (simplify_using_initial_values): Return if the expression becomes
1788 invalid due to altered regs.
1790 2007-02-23 DJ Delorie <dj@redhat.com>
1792 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1794 2007-02-23 Mike Stump <mrs@apple.com>
1796 * tlink.c (scan_linker_output): Parse linker messages from
1797 darwin9's linker better.
1799 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1802 * varpool.c (varpool_assemble_pending_decls): Set
1803 varpool_last_needed_node to null.
1805 2007-02-23 DJ Delorie <dj@redhat.com>
1807 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1808 alignment bigger than the object file can handle.
1810 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1814 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1815 (*movsf_1): Penalize MMX moves.
1817 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1819 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1820 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1822 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1824 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1826 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1827 (fold_builtin_1): Use them.
1828 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1829 BUILT_IN_SIGNIFICAND.
1831 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1833 * config/i386/i386.c (bdesc_1arg): Initialize
1834 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1835 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1836 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1837 and IX86_BUILTIN_MOVSLDUP.
1839 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1841 PR rtl-optimization/30841
1842 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1844 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1846 * builtins.c (fold_builtin_frexp): New.
1847 (fold_builtin_2): Use it.
1849 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1851 * doc/invoke.texi (Spec Files): Document getenv spec function.
1853 * gcc.c (getenv_spec_function): New function.
1854 (static_spec_functions): Add it.
1855 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1856 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1859 2007-02-22 Michael Matz <matz@suse.de
1862 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1863 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1865 2007-02-22 Ian Lance Taylor <iant@google.com>
1868 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1869 (mem_loc_descriptor): Call it.
1871 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1872 Ira Rosen <irar@il.ibm.com>
1874 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1876 2007-02-22 Ira Rosen <irar@il.ibm.com>
1878 PR tree-optimization/30843
1879 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1880 stores only after all the group is vectorized.
1882 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1884 PR tree-optimization/30858
1885 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1886 in the reduction cycle have a single use in the loop.
1887 * tree-vectorizer.h (relevant): Add documentation.
1889 2007-02-20 Mike Stump <mrs@apple.com>
1891 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1892 * configure: Regenerate.
1894 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1896 Change the defaults of some parameters and options.
1897 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1898 * config/spu/spu.c (spu_optimization_options): Add.
1899 (spu_override_options): Change params in spu_optimization_options.
1900 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1902 Register 127 is only 16 byte aligned when used as a frame pointer.
1903 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1904 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1905 HARD_FRAME_POINTER_REGNUM.
1906 (spu_legitimate_address): Use regno_aligned_for_reload.
1907 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1908 aligned when frame_pointer_needed is true.
1909 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1911 * config/spu/spu.h (INIT_EXPANDERS): Define.
1913 Make sure shift and rotate instructions have valid immediate operands.
1914 * config/spu/predicates.md (spu_shift_operand): Remove.
1915 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1916 * config/spu/constraints.md (W, O): Extend range.
1917 * config/spu/spu.md (umask, nmask): Define.
1918 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1919 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1920 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1921 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1922 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1923 (lshr<mode>3_reg): Fix rtl description.
1925 Make sure mulhisi immediate operands are valid.
1926 * config/spu/predicates.md (imm_K_operand): Add.
1927 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1929 Generate constants using fsmbi and andi.
1930 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1931 (print_operand, spu_split_immediate, classify_immediate,
1932 fsmbi_const_p): Handle IC_FSMBI2.
1934 Correctly handle a CONST_VECTOR containing symbols.
1935 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1936 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1937 (immediate_load_p): Allow symbols that use 2 instructions to create.
1938 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1939 with symbols when flag_pic is set.
1940 (const_vector_immediate_p): New.
1941 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1942 accept a CONST_VECTOR with symbols.
1943 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1944 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1946 * config/spu/spu.md (high, low): Delete.
1947 (low_<mode>): Define.
1949 Remove INTRmode and INTR_REGNUM, which didn't work.
1950 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1952 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1953 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1954 peephole2 pattern): Don't use INTR or 131.
1955 (movintrcc): Delete.
1956 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1957 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1958 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1959 (UNSPEC_SET_INTR): Add.
1960 * config/spu/spu-modes.def (INTR): Remove.
1962 More accurate warnings about run-time relocations.
1963 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1965 Correctly warn about immediate arguments to specific intrinsics.
1966 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1967 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1968 the instruction predicate.
1970 Fix tree check errors with latest update.
1971 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1973 (spu_expand_builtin): Use CALL_EXPR_FN.
1975 Add missing specific intrinsics.
1976 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1978 * config/spu/spu_internals.h: Ditto.
1980 Fix incorrect operand modifiers.
1981 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1982 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1984 Optimize one case of zero_extend of a vec_select.
1985 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1987 Accept any immediate for hbr.
1988 * config/spu/spu.md (hbr): Change s constraints to i.
1990 2007-02-21 Paul Brook <paul@codesourcery.com>
1992 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1993 condexec_count when skipping USE and CLOBBER.
1995 2007-02-21 Nick Clifton <nickc@redhat.com>
1997 * common.opt (Warray-bounds): Add Warning attribute.
1998 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2000 (fsized-zeroes): Add Optimization attribute.
2001 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2002 * c.opt (Wc++0x-compat): Add Warning attribute.
2004 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2007 * reload1.c (eliminate_regs_in_insn): In the single_set special
2008 case, attempt to re-recognize the insn before falling back to
2009 having reload fix it up.
2011 2007-02-20 Eric Christopher <echristo@gmail.com>
2013 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2014 Rewrite accordingly.
2015 (frv_read_iacc_argument): Ditto.
2016 (frv_expand_set_builtin): Take a call instead of arglist, update for
2018 (frv_expand_unop_builtin): Ditto.
2019 (frv_expand_binop_builtin): Ditto.
2020 (frv_expand_cut_builtin): Ditto.
2021 (frv_expand_binopimm_builtin): Ditto.
2022 (frv_expand_voidbinop_builtin): Ditto.
2023 (frv_expand_int_void2arg): Ditto.
2024 (frv_expand_prefetches): Ditto.
2025 (frv_expand_voidtriop_builtin): Ditto.
2026 (frv_expand_voidaccop_builtin): Ditto.
2027 (frv_expand_load_builtin): Ditto.
2028 (frv_expand_store_builtin): Ditto.
2029 (frv_expand_mdpackh_builtin): Ditto.
2030 (frv_expand_mclracc_builtin): Ditto.
2031 (frv_expand_mrdacc_builtin): Ditto.
2032 (frv_expand_mwtacc_builtin): Ditto.
2033 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2036 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2038 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2039 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2041 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2043 * configure: Regenerate.
2044 * config.in: Regenerate.
2045 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2046 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2047 masks to power6 and power6x and to POWERPC_MASKS.
2048 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2050 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2051 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2052 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2053 Access PROTOTYPE as variable, not mask.
2055 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2057 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2058 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2059 * combine.c (adjust_for_new_dest): Use it.
2060 * postreload.c (reload_combine): Likewise.
2062 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2064 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2065 notes on an insn with multiple sets, even if single_set returns
2066 non-NULL for that insn.
2068 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2073 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2075 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2076 if user didn't pass it.
2077 * config/i386/darwin.h (CC1_SPEC): Likewise.
2078 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2079 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2080 -mmacosx-version-min.
2082 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2083 Uros Bizjak <ubizjak@gmail.com>
2085 * optabs.h (enum optab_index): Add new OTI_scalb.
2086 (scalb_optab): Define corresponding macro.
2087 * optabs.c (init_optabs): Initialize scalb_optab.
2088 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2090 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2091 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2092 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2093 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2094 flag_unsafe_math_optimizations is set.
2096 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2097 to implement scalbf, scalb and scalbl built-ins as inline x87
2100 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2101 DJ Delorie <dj@redhat.com>
2104 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2105 (diagnostic_report_diagnostic): ... here, and turn them into real
2106 errors. If warnings are inhibited, no need to do anything.
2108 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2111 better code generation.
2113 2007-02-20 Ben Elliston <bje@au.ibm.com>
2115 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2117 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2119 * config/alpha/alpha.c, config/alpha/alpha.md,
2120 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2121 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2122 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2123 config/arm/lib1funcs.asm: Follow spelling conventions.
2125 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2126 config/fr30/fr30.md, config/i386/i386.h,
2127 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2128 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2129 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2130 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2131 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2132 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2133 config/sparc/sparc.c, config/sparc/sparc.h,
2134 config/sparc/sparc.md, config/spu/constraints.md,
2135 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2138 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2141 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2144 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2146 * doc/invoke.texi (-ftree-lrs): Remove.
2148 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2150 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2153 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2155 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2156 new CALL_EXPR_FN macro for retrieving the function
2157 declaration of the input expression.
2159 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2161 * c.opt (Waddress): New.
2162 * common.opt (Walways-true): Delete.
2163 (Wstring-literal-comparison): Delete.
2164 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2165 -Wstring-literal-comparison. Add -Waddress.
2167 (Walways-true): Delete.
2168 (Wstring-literal-comparison): Delete.
2169 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2170 consistently instead of -Walways-true in example.
2171 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2172 * c-typeck.c (parser_build_binary_op): Replace
2173 -Wstring-literal-comparison and -Walways-true with -Waddress.
2174 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2177 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2179 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2180 without DECL_STRUCT_FUNCTION initialized.
2182 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2184 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2185 due to calls to functions taking pointers as parameters.
2187 2007-02-19 Richard Henderson <rth@redhat.com>
2190 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2193 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2195 * config/s390/s390.c (s390_call_saved_register_used,
2196 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2197 accessed to the new scheme.
2199 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2201 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2202 (cris_print_index, cris_print_operand, cris_print_operand_address)
2203 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2204 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2205 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2207 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2208 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2209 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2210 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2211 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2212 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2213 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2214 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2215 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2216 (uminsi3, call, call_value): Ditto.
2217 (define_split: indir_to_reg_split, unnamed): Ditto.
2219 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2221 PR tree-optimization/30975
2222 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2225 2007-02-18 Eric Christopher <echristo@gmail.com>
2227 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2228 Remove use of arglist.
2229 (mips_expand_builtin): Remove use of arglist, pass in expr.
2230 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2231 (mips_expand_builtin_movtf): Ditto.
2232 (mips_expand_builtin_compare): Ditto.
2234 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2236 * tree-sra.c (sra_build_assignment): Replace assertion
2237 checking with a comment explaining why it can't be done.
2239 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2242 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2243 during CALL_EXPR representation conversion.
2244 * tree-ssa-propagate.c (set_rhs): Likewise.
2246 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2248 * tree-sra.c (sra_build_assignment): Disable assertion checking
2251 2007-02-18 Roger Sayle <roger@eyesopen.com>
2253 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2254 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2255 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2257 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2258 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2259 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2260 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2261 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2262 force_gimple_operand): Likewise.
2263 * ipa-cp.c (constant_val_insert): Likewise.
2264 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2265 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2266 perfect_nestify): Likewise.
2267 * langhooks.c (lhd_omp_assignment): Likewise.
2268 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2269 lower_copyprivate_clauses, lower_send_clauses,
2270 lower_send_shared_vars, expand_parallel_call,
2271 expand_omp_for_generic, expand_omp_for_static_nochunk,
2272 expand_omp_for_static_chunk, expand_omp_sections,
2273 lower_omp_single_copy, lower_omp_for_lastprivate,
2274 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2275 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2276 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2279 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2281 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2282 config/sh/sh.md: Follow spelling conventions.
2284 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2285 config/frv/predicates.md: Follow spelling conventions.
2287 * config/m68k/linux-unwind.h: Fix a comment typo.
2288 * target.h: Follow spelling conventions.
2290 2007-02-18 Roger Sayle <roger@eyesopen.com>
2292 PR rtl-optimization/28173
2293 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2294 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2295 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2296 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2297 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2299 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2301 * builtins.c (fold_builtin_load_exponent): New.
2302 (fold_builtin_2): Use it.
2304 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2306 PR rtl-optimization/30773
2307 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2308 if we fail to attach a REG_EQUIV note.
2310 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2311 Roger Sayle <roger@eyesopen.com>
2313 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2315 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2317 * calls.c (initialize_argument_information): Pass original EXP
2318 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2319 code to split complex arguments here, as part of initializing the
2321 (expand_call): Remove code that builds a list of arguments and
2322 inserts implicit arguments into it. Instead, just count how many
2323 implicit arguments there will be so we can determine the size of
2324 the ARGS array, and let initialize_argument_information do the work.
2325 (split_complex_values): Delete unused function.
2327 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2329 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2331 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2333 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2334 for arg pointer based indexed addressing.
2336 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2338 * config/ia64/ia64.h, config/ia64/ia64.md,
2339 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2340 spelling conventions.
2342 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2344 * config/m68k/m68k.c (split_di): New.
2345 * config/m68k/m68k-protos.h: Declare split_di.
2346 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2347 Improve predicate handling and split constant shifts.
2349 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2351 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2352 parameter for register bitfield operations, general predicates
2355 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2357 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2358 * config/m68k/linux-unwind.h: New file.
2360 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2362 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2363 config/i386/athlon.md, config/ia64/ia64.md,
2364 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2365 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2366 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2367 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2368 tree-vect-transform.c: Fix comment typos.
2370 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2372 * sched-deps.c (find_insn_list): Remove.
2373 * sched-int.h: Remove the prototype for find_insn_list.
2375 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2377 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2379 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2380 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2381 darwin_rs6000_override_options.
2382 (C_COMMON_OVERRIDE_OPTIONS): Expect
2383 darwin_macosx_version_min to be non-NULL always.
2384 (TARGET_C99_FUNCTIONS): Likewise.
2385 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2386 (DARWIN_MINVERSION_SPEC): New.
2387 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2388 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2390 (DARWIN_MINVERSION_SPEC): New.
2391 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2393 * config/darwin-c.c (darwin_cpp_builtins): Expect
2394 darwin_macosx_version_min to be non-NULL always.
2396 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2398 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.h (x86_use_xchgb): New.
2401 (TARGET_USE_XCHGB): New macro.
2402 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2403 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2404 Split after reload into bswaphi for shifts of 8.
2405 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2406 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2407 or when optimizing for size.
2409 2007-02-16 Richard Guenther <rguenther@suse.de>
2410 Christian Bruel <christian.bruel@st.com>
2412 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2413 DECLs but prefer SSA_NAMEs over DECLs.
2415 2007-02-16 Richard Guenther <rguenther@suse.de>
2417 * tree-flow-inline.h (single_imm_use_p): Remove.
2418 (zero_imm_uses_p): Likewise.
2419 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2420 instead of single_imm_use_p.
2421 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2424 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2427 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2428 nested double- and backquotes.
2430 2007-02-15 Roger Sayle <roger@eyesopen.com>
2433 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2434 should be unreachable.
2435 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2436 For the time being redirect GIMPLE_MODIFY_STMT to the new
2437 (renamed) build_gimple_modify_stmt_stat.
2438 (build2_gimple_stat): Rename to...
2439 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2440 Always build a GIMPLE_MODIFY_STMT node.
2441 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2442 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2445 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2446 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2447 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2448 expand_complex_div_wide): Likewise.
2449 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2450 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2451 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2452 * tree-ssa-loop-manip.c (create_iv): Likewise.
2453 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2454 abs_replacement): Likewise.
2455 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2456 realify_fake_stores): Likewise.
2458 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2459 node rather than a GIMPLE_MODIFY_STMT node.
2460 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2461 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2463 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2464 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2467 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2470 * fold-const.c (fold_comparison): Add back the
2471 folding of constant complex comparisions.
2473 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2476 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2477 effects unknown to this function, return early.
2479 2007-02-15 Ian Lance Taylor <iant@google.com>
2481 * lower-subreg.c (move_eh_region_note): New static function.
2482 (resolve_simple_move): Call it.
2483 (decompose_multiword_subregs): Track blocks for which we resolve a
2484 simple move which is also a control flow insn. Pass them to
2485 find_many_sub_basic_blocks.
2486 (pass_lower_subreg): Add TODO_verify_flow.
2487 (pass_lower_subreg2): Likewise.
2489 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2490 Brooks Moses <brooks.moses@codesourcery.com>
2491 Lee Millward <lee.millward@codesourcery.com>
2493 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2494 (VL_EXP_CLASS_P): New.
2495 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2497 (TREE_OPERAND_CHECK_CODE): Likewise.
2498 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2499 (TREE_RTL_OPERAND_CHECK): Likewise.
2500 (tree_operand_check_failed): Make second parameter the whole tree
2501 instead of its code. Fixed callers.
2502 (VL_EXP_CHECK): New.
2503 (TREE_OPERAND_LENGTH): New.
2504 (VL_EXP_OPERAND_LENGTH): New.
2505 (CALL_EXPR_FN): New.
2506 (CALL_EXPR_STATIC_CHAIN): New.
2507 (CALL_EXPR_ARGS): New.
2508 (CALL_EXPR_ARG): New.
2509 (call_expr_nargs): New.
2510 (CALL_EXPR_ARGP): New.
2511 (build_nt_call_list): Declare.
2512 (build_vl_exp_stat): Declare.
2513 (build_vl_exp): New.
2514 (build_call_list): Declare.
2515 (build_call_nary): Declare.
2516 (build_call_valist): Declare.
2517 (build_call_array): Declare.
2518 (call_expr_arg): Declare.
2519 (call_expr_argp): Declare.
2520 (call_expr_arglist): Declare.
2521 (fold_build_call_list): Declare.
2522 (fold_build_call_list_initializer): Declare.
2523 (fold_call_expr): Declare to replace fold_builtin.
2524 (fold_builtin_fputs): Update to agree with modified definition.
2525 (fold_builtin_strcpy): Likewise.
2526 (fold_builtin_strncpy): Likewise.
2527 (fold_builtin_memory_chk): Likewise.
2528 (fold_builtin_stxcpy_chk): Likewise.
2529 (fold_builtin_strncpy_chk): Likewise.
2530 (fold_builtin_next_arg): Likewise.
2531 (fold_build_call_expr): Declare.
2532 (fold_builtin_call_list): Declare.
2533 (fold_builtin_call_valist): Declare.
2534 (build_call_expr): Declare.
2535 (validate_arglist): Update to agree with modified definition.
2536 (tree_operand_length): New.
2537 (call_expr_arg_iterator): New.
2538 (init_call_expr_arg_iterator): New.
2539 (next_call_expr_arg): New.
2540 (first_call_expr_arg): New.
2541 (more_call_expr_args_p): New.
2542 (FOR_EACH_CALL_EXPR_ARG): New.
2544 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2545 and tcc_gimple_stmt.
2546 (tree_code_size): Update documentation. Use sizeof (tree) rather
2547 than sizeof (char *).
2548 (tree_size): Likewise. Add case for tcc_vl_exp.
2549 (tree_node_structure): Add case for tcc_vl_exp.
2550 (contains_placeholder_p): Likewise.
2551 (substitute_in_expr): Likewise.
2552 (substitute_placeholder_in_expr): Likewise.
2553 (stabilize_reference_1): Likewise.
2554 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2555 to diagnose breakage of this interface for constructing CALL_EXPRs.
2556 (build_nt): Add similar assertion here.
2557 (build_nt_call_list): New.
2558 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2559 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2561 (get_callee_fndecl): Use new CALL_EXPR accessors.
2562 (tree_operand_check_failed): Change parameters to pass entire node
2563 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2564 (process_call_operands): New.
2565 (build_vl_exp_stat): New.
2566 (build_call_list): New.
2567 (build_call_nary): New.
2568 (build_call_valist): New.
2569 (build_call_array): New.
2570 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2571 (call_expr_arglist): New.
2573 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2574 tcc_vl_exp instead of a fixed-size tcc_expression.
2576 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2577 accessors for CALL_EXPRs.
2578 (AGGR_INIT_EXPR): Likewise.
2580 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2581 Brooks Moses <brooks.moses@codesourcery.com>
2582 Lee Millward <lee.millward@codesourcery.com>
2584 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2585 (expand_builtin_nonlocal_goto): Change parameter to be entire
2586 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2587 (expand_builtin_prefetch): Likewise.
2588 (expand_builtin_classify_type): Likewise.
2589 (mathfn_built_in): Return NULL_TREE instead of 0.
2590 (expand_errno_check): Use new CALL_EXPR accessors.
2591 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2592 Return NULL_RTX instead of 0.
2593 (expand_builtin_mathfn_2): Likewise.
2594 (expand_builtin_mathfn_3): Likewise.
2595 (expand_builtin_interclass_mathfn): Likewise.
2596 (expand_builtin_sincos): Likewise.
2597 (expand_builtin_cexpi): Likewise.
2598 (expand_builtin_int_roundingfn): Likewise.
2599 (expand_builtin_int_roundingfn_2): Likewise.
2600 (expand_builtin_pow): Likewise.
2601 (expand_builtin_powi): Likewise.
2602 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2603 of arglist, fixing callers appropriately. Use new CALL_EXPR
2604 accessors and constructors. Return NULL_RTX instead of 0.
2605 (expand_builtin_strstr): Likewise.
2606 (expand_builtin_strchr): Likewise.
2607 (expand_builtin_strrchr): Likewise.
2608 (expand_builtin_strpbrk): Likewise.
2609 (expand_builtin_memcpy): Likewise.
2610 (expand_builtin_mempcpy): Likewise.
2611 (expand_builtin_mempcpy_args): New.
2612 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2613 (expand_builtin_memmove_args): New.
2614 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2615 (expand_movstr): Likewise.
2616 (expand_builtin_strcpy): Likewise.
2617 (expand_builtin_strcpy_args): New.
2618 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2619 (expand_builtin_strncpy): Likewise.
2620 (expand_builtin_memset): Likewise.
2621 (expand_builtin_memset_args): New.
2622 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2623 (expand_builtin_memcmp): Likewise.
2624 (expand_builtin_strcmp): Likewise.
2625 (expand_builtin_strncmp): Likewise.
2626 (expand_builtin_strcat): Likewise.
2627 (expand_builtin_strncat): Likewise.
2628 (expand_builtin_strspn): Likewise.
2629 (expand_builtin_strcspn): Likewise.
2630 (expand_builtin_args_info): Likewise.
2631 (expand_builtin_va_start): Likewise.
2632 (gimplify_va_arg_expr): Likewise.
2633 (expand_builtin_va_end): Likewise.
2634 (expand_builtin_va_copy): Likewise.
2635 (expand_builtin_frame_address): Likewise.
2636 (expand_builtin_alloca): Likewise.
2637 (expand_builtin_bswap): Likewise.
2638 (expand_builtin_unop): Likewise.
2639 (expand_builtin_fputs): Likewise.
2640 (expand_builtin_expect): Likewise.
2641 (expand_builtin_fabs): Likewise.
2642 (expand_builtin_copysign): Likewise.
2643 (expand_builtin_printf): Likewise.
2644 (expand_builtin_fprintf): Likewise.
2645 (expand_builtin_sprintf): Likewise.
2646 (expand_builtin_init_trampoline): Likewise.
2647 (expand_builtin_signbit): Likewise.
2648 (expand_builtin_fork_or_exec): Likewise.
2649 (expand_builtin_sync_operation): Likewise.
2650 (expand_builtin_compare_and_swap): Likewise.
2651 (expand_builtin_lock_test_and_set): Likewise.
2652 (expand_builtin_lock_release): Likewise.
2653 (expand_builtin): Likewise.
2654 (builtin_mathfn_code): Likewise.
2656 (fold_builtin_constant_p): Pass call arguments individually instead
2657 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2658 accessors and constructors. Return NULL_TREE instead of 0.
2659 (fold_builtin_expect): Likewise.
2660 (fold_builtin_classify_type): Likewise.
2661 (fold_builtin_strlen): Likewise.
2662 (fold_builtin_nan): Likewise.
2663 (integer_valued_real_p): Likewise.
2664 (fold_trunc_transparent_mathfn): Likewise.
2665 (fold_fixed_mathfn): Likewise.
2666 (fold_builtin_cabs): Likewise.
2667 (fold_builtin_sqrt): Likewise.
2668 (fold_builtin_cbrt): Likewise.
2669 (fold_builtin_cos): Likewise.
2670 (fold_builtin_cosh): Likewise.
2671 (fold_builtin_tan): Likewise.
2672 (fold_builtin_sincos): Likewise.
2673 (fold_builtin_cexp): Likewise.
2674 (fold_builtin_trunc): Likewise.
2675 (fold_builtin_floor): Likewise.
2676 (fold_builtin_ceil): Likewise.
2677 (fold_builtin_round): Likewise.
2678 (fold_builtin_int_roundingfn): Likewise.
2679 (fold_builtin_bitop): Likewise.
2680 (fold_builtin_bswap): Likewise.
2681 (fold_builtin_logarithm): Likewise.
2682 (fold_builtin_hypot): Likewise.
2683 (fold_builtin_pow): Likewise.
2684 (fold_builtin_powi): Likewise.
2685 (fold_builtin_exponent): Likewise.
2686 (fold_builtin_memset): Likewise.
2687 (fold_builtin_bzero): Likewise.
2688 (fold_builtin_memory_op): Likewise.
2689 (fold_builtin_bcopy): Deleted; call site changed to invoke
2690 fold_builtin_memory_op directly.
2691 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2692 (fold_builtin_strncpy): Likewise.
2693 (fold_builtin_memcmp): Likewise.
2694 (fold_builtin_strcmp): Likewise.
2695 (fold_builtin_strncmp): Likewise.
2696 (fold_builtin_signbit): Likewise.
2697 (fold_builtin_copysign): Likewise.
2698 (fold_builtin_isascii): Likewise.
2699 (fold_builtin_toascii): Likewise.
2700 (fold_builtin_isdigit): Likewise.
2701 (fold_builtin_fabs): Likewise.
2702 (fold_builtin_abs): Likewise.
2703 (fold_builtin_fmin_fmax): Likewise.
2704 (fold_builtin_carg): Likewise.
2705 (fold_builtin_classify): Likewise.
2706 (fold_builtin_unordered_cmp): Likewise.
2708 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2709 New functions split out from fold_builtin_1.
2710 (fold_builtin_n): New.
2711 (fold_builtin_varargs): New.
2712 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2714 (fold_call_expr): New.
2715 (build_function_call_expr): Rewrite to use new helper function.
2716 (fold_builtin_call_list): New.
2717 (build_call_expr): New.
2718 (fold_builtin_call_valist): New.
2719 (rewrite_call_expr): New.
2720 (validate_arg): New.
2721 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2722 of an arglist. Change return type to bool. Use new CALL_EXPR
2725 (fold_builtin_strstr): Pass call arguments individually instead
2726 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2727 accessors and constructors. Return NULL_TREE instead of 0.
2728 (fold_builtin_strchr): Likewise.
2729 (fold_builtin_strrchr): Likewise.
2730 (fold_builtin_strpbrk): Likewise.
2731 (fold_builtin_strcat): Likewise.
2732 (fold_builtin_strncat): Likewise.
2733 (fold_builtin_strspn): Likewise.
2734 (fold_builtin_strcspn): Likewise.
2735 (fold_builtin_fputs): Likewise.
2736 (fold_builtin_next_arg): Likewise.
2737 (fold_builtin_sprintf): Likewise.
2739 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2740 NULL_RTX instead of 0.
2741 (expand_builtin_memory_chk): Likewise.
2742 (maybe_emit_chk_warning): Likewise.
2743 (maybe_emit_sprintf_chk_warning): Likewise.
2745 (fold_builtin_object_size): Pass call arguments individually instead
2746 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2747 accessors and constructors. Return NULL_TREE instead of 0.
2748 (fold_builtin_memory_chk): Likewise.
2749 (fold_builtin_stxcpy_chk): Likewise.
2750 (fold_builtin_strncpy_chk): Likewise.
2751 (fold_builtin_strcat_chk): Likewise.
2752 (fold_builtin_strcat_chk): Likewise.
2753 (fold_builtin_strncat_chk): Likewise.
2754 (fold_builtin_sprintf_chk): Likewise.
2755 (fold_builtin_snprintf_chk): Likewise.
2756 (fold_builtin_printf): Likewise.
2757 (fold_builtin_vprintf): Likewise.
2759 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2761 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2762 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2763 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2764 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2765 (fold_unary): Likewise.
2766 (fold_binary): Likewise.
2767 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2768 ternary expressions.
2769 (fold): Add logic for tcc_vl_exp.
2770 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2771 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2772 (fold_build3_stat): Add assertion to flag broken interface for
2773 constructing CALL_EXPRs.
2774 (fold_build_call_list): New.
2775 (fold_build_call_list_initializer): New.
2776 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2778 (fold_strip_sign_ops): Likewise.
2780 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2781 Brooks Moses <brooks.moses@codesourcery.com>
2782 Lee Millward <lee.millward@codesourcery.com>
2784 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2785 accessors and dump arguments explicitly.
2787 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2789 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2791 (print_call_name): Use new CALL_EXPR accessors.
2793 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2794 CALL_EXPR arguments explicitly instead of as a list. Use
2795 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2797 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2798 (vrp_visit_stmt): Likewise.
2800 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2801 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2803 (force_move_till_expr): Likewise.
2805 * targhooks.c (default_external_stack_protect_fail): Use
2806 build_call_expr instead of build_function_call_expr.
2807 (default_hidden_stack_protect_fail): Likewise.
2809 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2812 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2813 and walk arguments explicitly.
2815 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2816 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2817 (expand_simple_operations): Likewise.
2818 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2820 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2821 of TREE_CODE_LENGTH.
2822 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2824 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2825 instead of TREE_CODE_LENGTH.
2827 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2828 (tree_ic_transform): Likewise.
2829 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2830 parameter instead of arglist. Fix callers.
2831 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2832 (tree_stringops_transform): Likewise.
2833 (tree_indirect_call_to_profile): Likewise.
2834 (tree_stringops_values_to_profile): Likewise.
2836 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2837 (eliminate_tail_call): Likewise.
2839 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2841 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2842 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2844 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2846 * omp-low.c (build_omp_barrier): Use build_call_expr.
2847 (lower_rec_input_clauses): Likewise.
2848 (lower_reduction_clauses): Likewise.
2849 (expand_parallel_call): Likewise.
2850 (maybe_catch_exception): Likewise.
2851 (expand_omp_for_generic): Likewise.
2852 (expand_omp_for_static_nochunk): Likewise.
2853 (expand_omp_sections): Likewise.
2854 (lower_omp_single_simple): Likewise.
2855 (lower_omp_single_copy): Likewise.
2856 (lower_omp_master): Likewise.
2857 (lower_omp_ordered): Likewise.
2858 (lower_omp_critical): Likewise.
2860 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2861 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2863 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2864 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2865 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2867 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2868 and generalize to handle any number of operands.
2869 (chrec_contains_undetermined): Likewise.
2870 (tree_contains_chrecs): Likewise.
2871 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2873 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2875 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2876 fold_call_expr instead of fold_builtin.
2877 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2878 match declarations there.
2879 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2882 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2883 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2885 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2886 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2888 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2891 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2892 (execute_cse_sincos): Use new CALL_EXPR accessors.
2894 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2896 * gimple-low.c (lower_function_body): Use build_call_expr.
2897 (lower_builtin_setjmp): Likewise.
2899 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2900 (set_storage_via_libcall): Likewise.
2901 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2902 instead of TREE_CODE_LENGTH.
2903 (expand_expr_real_1): Use new CALL_EXPR accessors.
2905 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2906 generalize to handle any number of operands.
2907 (TB_parent_eq): Likewise.
2909 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2910 (strip_builtin_expect): Likewise.
2912 * function.c (gimplify_parameters): Use build_call_expr.
2914 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2915 instead of TREE_CODE_LENGTH.
2917 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2918 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2920 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2923 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2924 (gimplify_decl_expr): Likewise.
2925 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2926 Use new CALL_EXPR iterators.
2927 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2928 (gimplify_modify_expr_to_memset): Likewise.
2929 (gimplify_variable_sized_compare): Likewise.
2930 (gimplify_omp_atomic_fetch_op): Likewise.
2931 (gimplify_omp_atomic_pipeline): Likewise.
2932 (gimplify_omp_atomic_mutex): Likewise.
2933 (gimplify_function_tree): Likewise.
2935 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2936 (call_expr_flags): Likewise.
2937 (expand_call): Likewise.
2939 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2940 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2943 * coverage.c (create_coverage): Use build_call_expr.
2945 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2946 (temp_call_expr_obstack): New.
2947 (pool_copy_list): Delete.
2948 (temp_copy_call_expr): New.
2949 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2950 CALL_EXPR accessors. Get rid of special goo for copying argument
2951 lists and use temp_copy_call_expr instead.
2952 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2953 CALL_EXPR accessors.
2954 (create_expression_by_pieces): Likewise. Use build_call_array
2955 to construct the result instead of fold_build3.
2956 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2957 dealing with argument lists.
2958 (init_pre): Remove references to expression_node_pool and
2959 list_node_pool. Init temp_call_expr_obstack instead.
2960 (fini_pre): Remove references to expression_node_pool and
2963 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2964 and walk arguments explicitly instead of as a list.
2966 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2967 (mx_register_decls): Likewise.
2968 (mudflap_register_call): Likewise.
2969 (mudflap_finish_file): Likewise.
2971 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2972 (ipa_callsite_compute_param): Likewise.
2974 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2975 accessors and constructor.
2977 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2978 accessors and constructor.
2979 (convert_tramp_reference): Likewise.
2980 (convert_call_expr): Likewise.
2981 (finalize_nesting_tree_1): Likewise.
2983 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2986 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2988 * tree-inline.c (initialize_inlined_parameters): Pass entire
2989 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2991 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2992 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2994 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2995 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2996 (vectorizable_reduction): Likewise.
2997 (vectorizable_call): Use new CALL_EXPR iterators.
2998 (vectorizable_conversion): Use build_call_expr.
2999 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3000 (vect_gen_widened_results_half): Use build_call_expr.
3001 (vect_setup_realignment): Likewise.
3002 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3004 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3005 (pass_through_call): Likewise.
3006 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3009 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3010 (tree_gen_pow2_profiler): Likewise.
3011 (tree_gen_one_value_profiler): Likewise.
3012 (tree_gen_ic_func_profiler): Likewise.
3013 (tree_gen_average_profiler): Likewise.
3014 (tree_gen_ior_profiler): Likewise.
3016 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3017 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3018 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3020 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3021 of TREE_CODE_LENGTH.
3023 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3024 of TREE_CODE_LENGTH.
3026 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3028 (convert_to_integer): Likewise.
3030 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3033 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3034 Brooks Moses <brooks.moses@codesourcery.com>
3035 Lee Millward <lee.millward@codesourcery.com>
3037 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3039 * config/frv/frv.c (frv_expand_builtin): Likewise.
3040 * config/s390/s390.c (s390_expand_builtin): Likewise.
3042 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3043 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3045 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3046 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3047 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3048 (ix86_expand_store_builtin): Likewise.
3049 (ix86_expand_unop_builtin): Likewise.
3050 (ix86_expand_unop1_builtin): Likewise.
3051 (ix86_expand_sse_compare): Likewise.
3052 (ix86_expand_sse_comi): Likewise.
3053 (ix86_expand_vec_init_builtin): Likewise.
3054 (ix86_expand_vec_ext_builtin): Likewise.
3055 (ix86_expand_vec_set_builtin): Likewise.
3056 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3058 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3059 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3061 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3062 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3063 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3065 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3067 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3068 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3069 arglist. Use new CALL_EXPR accessors. Fix callers.
3070 (altivec_expand_abs_builtin): Likewise.
3071 (rs6000_expand_binop_builtin): Likewise.
3072 (altivec_expand_predicate_builtin): Likewise.
3073 (altivec_expand_lv_builtin): Likewise.
3074 (spe_expand_stv_builtin): Likewise.
3075 (altivec_expand_stv_builtin): Likewise.
3076 (rs6000_expand_ternop_builtin): Likewise.
3077 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3078 (altivec_expand_st_builtin): Likewise.
3079 (altivec_expand_dst_builtin): Likewise.
3080 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3081 arglist. Use new CALL_EXPR accessors. Fix callers.
3082 (altivec_expand_vec_set_builtin): Likewise.
3083 (altivec_expand_vec_ext_builtin): Likewise.
3084 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3085 (spe_expand_builtin): Likewise.
3086 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3087 arglist. Use new CALL_EXPR accessors. Fix callers.
3088 (spe_expand_evsel_builtin): Likewise.
3089 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3090 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3092 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3093 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3094 (arm_expand_unop_builtin): Likewise.
3095 (arm_expand_builtin): Use new CALL_EXPR accessors.
3097 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3100 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3101 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3102 (bfin_expand_unop_builtin): Likewise.
3103 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3105 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3106 Brooks Moses <brooks.moses@codesourcery.com>
3107 Lee Millward <lee.millward@codesourcery.com>
3109 * c-semantics.c (build_stmt): Add internal diagnostic check.
3111 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3112 accessors. Print arguments explicitly instead of as a list.
3114 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3116 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3117 (c_finish_omp_flish): Likewise.
3119 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3120 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3121 instead of TREE_CODE_LENGTH.
3122 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3123 (c_warn_unused_result): Likewise.
3125 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3128 * doc/invoke.texi (Warning Options): Remove
3129 -Werror-implicit-function-declaration.
3130 (Wimplicit-function-declaration): Update description.
3131 * opts.c (common_handle_option): Move handling of -Werror=* to...
3132 (enable_warning_as_error): ...here.
3133 * opts.h (enable_warning_as_error): Declare.
3134 * c-decl.c (implicit_decl_warning): Unless
3135 -Wno-implicit-function-declaration is given, emit a pedwarn if
3136 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3137 * c.opt (Wimplicit-function-declaration): Replace
3138 mesg_implicit_function_declaration with
3139 warn_implicit_function_declaration.
3140 * c-opts.c (c_common_handle_option):
3141 -Werror-implicit-function-declaration is exactly equal as
3142 -Werror=implicit-function-declaration.
3143 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3144 warn_implicit_function_declaration.
3145 (c_common_post_options): -Wimplict-function-declaration is enabled
3146 by default by -std=c99, otherwise is disabled by default.
3147 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3149 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3151 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3152 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3153 former is ignored but not the latter.
3155 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3157 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3158 is made and the reference doesn't use the alias set of its type,
3159 do not create the temporary using that type.
3161 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3163 * jump.c: Remove prototypes for delete_computation and
3164 delete_prior_computation.
3166 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3168 * jump.c (get_label_after): Delete.
3169 (get_label_before, delete_computation, delete_jump,
3170 delete_prior_computation, follow_jumps): Move...
3171 * reorg.c (delete_computation, delete_prior_computation): ... here...
3172 (get_label_before, delete_jump): ... making these static ...
3173 (follow_jumps): ... and simplifying this since it only runs after
3175 * rtl.h (get_label_after, get_label_before, delete_jump,
3176 follow_jumps): Delete prototypes.
3178 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3180 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3182 2007-02-15 Nick Clifton <nickc@redhat.com>
3184 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3185 order to prevent it from being munged by the target.
3187 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/i386.md: Remove misleading comment.
3191 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3193 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3194 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3197 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3199 * tree-sra.c (instantiate_missing_elements): Canonicalize
3201 (sra_build_assignment): New.
3202 (generate_copy_inout, generate_element_copy,
3203 generate_element_zero, generate_one_element_init): Use it.
3205 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3207 * tree-sra.c (instantiate_missing_elements): Canonicalize
3209 (sra_build_assignment): New.
3210 (generate_copy_inout, generate_element_copy,
3211 generate_element_zero, generate_one_element_init): Use it.
3213 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3215 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3218 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3220 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3221 types as aggregates not scalars.
3222 * function.c (assign_stack_temp_for_type): Likewise.
3224 2007-02-14 Roger Sayle <roger@eyesopen.com>
3225 Zdenek Dvorak <dvorakz@suse.cz>
3227 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3230 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3232 * passes.c (next_pass_1): Clear the next field of the copied
3235 2007-02-14 Richard Henderson <rth@redhat.com>
3237 * tree-sra.c (early_sra): New.
3238 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3239 (tree_sra_early, pass_sra_early): New.
3240 * tree-pass.h (pass_sra_early): Declare.
3241 * passes.c (init_optimization_passes): Use it.
3243 2007-02-14 Richard Guenther <rguenther@suse.de>
3245 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3247 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3249 PR tree-optimization/30771
3250 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3252 (vect_analyze_operations): Induction phis can now be marked as
3254 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3255 Update documentation accordingly.
3257 2007-02-14 Nick Clifton <nickc@redhat.com>
3259 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3260 most 3 arguments are supported.
3261 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3263 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3265 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3266 Ensure dst->current is valid.
3268 2007-02-13 Paul Brook <paul@codesourcery.com>
3270 * config.gcc: Add arm*-*-uclinux-*eabi.
3271 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3272 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3273 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3274 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3275 (LINK_SPEC): Define.
3277 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3279 * config/arm/uclinux-eabi.h: New file.
3280 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3281 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3284 2007-02-13 Ian Lance Taylor <iant@google.com>
3286 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3287 * flags.h (warn_strict_overflow): Declare.
3288 (enum warn_strict_overflow_code): Define.
3289 (issue_strict_overflow_warning): New static inline function.
3290 * opts.c (warn_strict_overflow): New variable.
3291 (common_handle_option): Handle OPT_Wstrict_overflow and
3292 OPT_Wstrict_overflow_.
3293 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3295 * fold-const.c: Include intl.h.
3296 (fold_deferring_overflow_warnings): New static variable.
3297 (fold_deferred_overflow_warning): New static variable.
3298 (fold_deferred_overflow_code): New static variable.
3299 (fold_defer_overflow_warnings): New function.
3300 (fold_undefer_overflow_warnings): New function.
3301 (fold_undefer_and_ignore_overflow_warnings): New function.
3302 (fold_deferring_overflow_warnings_p): New function.
3303 (fold_overflow_warning): New static function.
3304 (make_range): Add strict_overflow_p parameter. Change all
3306 (extract_muldiv, extract_muldiv_1): Likewise.
3307 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3308 tree_expr_nonnegative_p.
3309 (fold_negate_expr): Call fold_overflow_warning.
3310 (fold_range_test): Likewise.
3311 (fold_comparison): Likewise.
3312 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3313 instead of tree_expr_nonnegative_p.
3314 (tree_expr_nonnegative_warnv_p): Rename from
3315 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3316 (tree_expr_nonnegative_p): New function.
3317 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3318 strict_overflow_p parameter.
3319 (tree_expr_nonzero_p): New function.
3320 * passes.c (verify_interpass_invariants): New static function.
3321 (execute_one_pass): Call it.
3322 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3324 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3325 (estimate_numbers_of_iterations): Likewise.
3326 (scev_probably_wraps_p): Likewise.
3327 * tree-ssa-ccp.c: Include "toplev.h".
3328 (evaluate_stmt): Defer fold overflow warnings until we know we are
3330 (struct fold_stmt_r_data): Add stmt field.
3331 (fold_stmt_r): Defer fold overflow warnings until we know we
3333 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3334 (fold_stmt_inplace): Likewise.
3335 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3336 (cleanup_control_expr_graph): Defer fold overflow warnings until
3337 we know we are going to optimize.
3338 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3339 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3341 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3342 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3343 * tree-ssa-loop-manip.c (create_iv): Likewise.
3344 * c-typeck.c (build_conditional_expr): Likewise.
3345 (build_binary_op): Likewise.
3346 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3347 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3348 (extract_range_from_unary_expr): Likewise.
3349 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3350 assuming that signed overflow does not occur.
3351 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3352 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3353 (fold_defer_overflow_warnings): Declare.
3354 (fold_undefer_overflow_warnings): Declare.
3355 (fold_undefer_and_ignore_overflow_warnings): Declare.
3356 (fold_deferring_overflow_warnings_p): Declare.
3357 (tree_expr_nonzero_warnv_p): Declare.
3358 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3360 (Warning Options): Document -Wstrict-overflow.
3361 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3362 (tree-ssa-ccp.o): Likewise.
3363 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3364 (fold-const.o): Depend on intl.h.
3366 2007-02-13 Ian Lance Taylor <iant@google.com>
3369 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3372 2007-02-13 Stuart Hastings <stuart@apple.com>
3374 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3376 2007-02-13 Richard Henderson <rth@redhat.com>
3378 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3379 handled_component_p before looking for the indirect_ref.
3381 2007-02-13 Richard Henderson <rth@redhat.com>
3383 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3384 remove flags clobber.
3385 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3386 (bswaphi_lowpart): New.
3387 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3388 remove TARGET_BSWAP test. Delete expander of the same name.
3390 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3391 (expand_unop): Use them.
3393 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3396 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3397 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3398 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3399 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3400 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3401 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3402 assembler dialect choice from asm templates.
3404 2007-02-12 Richard Henderson <rth@redhat.com>
3406 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3407 (fixuns_trunc<SSEMODEF>si2): Use it.
3408 * config/i386/sse.md (vec_setv4sf_0): Export.
3409 * config/i386/i386.c (ix86_build_const_vector): Export.
3410 (ix86_split_convert_uns_si_sse): Rename from
3411 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3412 * config/i386/i386-protos.h: Update.
3414 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3417 * c-typeck.c (c_finish_return): Improve warning message.
3419 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3421 * alias.c (find_symbolic_term): Delete unused function.
3423 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3426 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3427 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3429 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3431 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3432 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3433 the function, temporarily point the debug interface to the null one.
3435 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3437 * dwarf2out.c (round_up_to_align): New static function.
3438 (field_byte_offset): Use it to round the offset.
3440 2007-02-12 Richard Henderson <rth@redhat.com>
3442 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3443 (inswl_const): Export.
3445 2007-02-12 Richard Henderson <rth@redhat.com>
3447 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3448 result mode of the libcall, convert back to outmode.
3450 2007-02-12 Roger Sayle <roger@eyesopen.com>
3452 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3453 (bswapdi2): New define_expand to implement 32-bit implementation.
3455 2007-02-12 Nick Clifton <nickc@redhat.com>
3457 * doc/invoke.texi (Overall Options): Document --help=.
3458 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3459 (cc1_options): Pass --help= on to cc1.
3460 (display_help): Add description of --help=.
3461 (process_command): Add code to handle --help=. Allow translated
3462 --help and --target-help switches to be passed on to compiler
3464 (main): Remove unused if statement.
3465 * opts.c (columns): Remove.
3466 (LEFT_COLUMN): Define.
3467 (wrap_help): Add columns argument.
3468 (print_filtered_help): Change parameters to be an include bitmask,
3469 an exclude bitmask, an any bitmask and the column width. Move the
3470 code to display the params list here. Add code to display the
3471 status of options rather than their descriptions if the quiet flag
3473 (print_specific_help): Change parameters to be an include bitmask,
3474 an exclude bitmask and an any bitmask. Move code to look up the
3475 column width here. Decide upon the title for an options listing.
3476 (common_handle_options): Add code to handle --help=. Adapt code
3477 for --help and --target-help to use the revised form of the
3478 print_specific_help function.
3479 (print_help): Delete.
3480 (print_param_help): Delete.
3481 (print_switch): Delete.
3482 * opts.h (cl_lang_count): Add prototype.
3483 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3484 CL_MAX_OPTION_CLASS): New defines.
3485 * optc-gen.awk: Add construction of cl_lang_count.
3486 * c.opt: Add Warning attribute to warning options and Optimization
3487 attribute to optimization options.
3488 * common.opt: Likewise.
3490 Add -fhelp and -ftarget-help as aliases for the transformed --help
3491 and --target-help options.
3492 * opt-functions.awk: Add code to handle Warning and Optimization
3495 2007-02-12 Richard Henderson <rth@redhat.com>
3497 * config/alpha/constraints.md: New file.
3498 * config/alpha/alpha.c: Include tm-constrs.h.
3499 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3500 alpha_extra_constraint): Remove.
3501 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3502 * config/alpha/alpha-protos.h: Update.
3503 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3504 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3505 (EXTRA_CONSTRAINT): Remove.
3506 * config/alpha/alpha.md: Include constraints.md.
3507 (adddi splitter): Use satisfies_constraint_*.
3508 * config/alpha/predicates.md (add_operand): Likewise.
3509 (sext_add_operand, addition_operation): Likewise.
3511 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3513 PR tree-optimization/29145
3514 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3515 in our handling of restrict qualified pointers.
3517 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3520 * doc/invoke.texi (Wunused-value): Update description.
3521 (Wextra): Delete item.
3522 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3523 value of Wunused-value.
3524 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3525 (c_finish_stmt_expr): Don't check extra_warnings.
3526 (emit_side_effect_warnings): The caller is responsible to check
3529 2007-02-11 Roger Sayle <roger@eyesopen.com>
3530 Matt Thomas <matt@3am-software.com>
3532 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3534 2007-02-11 Roger Sayle <roger@eyesopen.com>
3536 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3537 comparisons of POPCOUNT against zero.
3538 (simplify_const_relational_operation): Likewise.
3540 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3542 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3544 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3546 * dwarf2out.c (root_type): Delete unused function.
3548 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3550 * genattrtab.c (contained_in_p): Delete unused function.
3551 (write_expr_attr_cache): Likewise.
3553 2007-02-11 Jan Hubicka <jh@suse.cz>
3555 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3558 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3560 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3561 to add the REG_EQ* note.
3562 * see.c (see_merge_one_use_extension): Likewise.
3563 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3564 turn REG_EQUAL notes into REG_EQUIV notes if the target
3565 register may have more than one set.
3566 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3567 * gcse.c (try_replace_reg): Likewise.
3568 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3569 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3570 more than one REG_EQUIV note.
3571 * reload1.c (gen_reload): Use set_unique_reg_note.
3573 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3575 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3576 (ix86_builtin_conversion): New function.
3578 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3581 * tree.h (DECL_REPLACEABLE_P): New macro.
3582 * except.c (set_nothrow_function_flags): Likewise.
3584 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3585 Ira Rosen <irar@il.ibm.com>
3586 Dorit Nuzman <dorit@il.ibm.com>
3588 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3589 * targhooks.c (default_builtin_vectorized_conversion): New.
3590 * targhooks.h (default_builtin_vectorized_function): New declaration.
3591 * target.h (struct vectorize): Add builtin_conversion field.
3592 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3593 stmt_vec_info_type value.
3594 (vectorizable_conversion): New declaration.
3595 * tree-vect-analyze.c (vect_analyze_operations): Add
3596 vectorizable_conversion call.
3597 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3598 * tree-vect-transform.c (vectorizable_conversion): New function.
3599 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3600 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3602 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3603 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3604 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3605 or ALTIVEC_BUILTIN_VCFSX.
3607 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3610 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3611 CONST_DOUBLE and operand 0 is a hard register.
3612 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3613 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3614 is a hard floating-point register.
3616 2007-02-10 Richard Henderson <rth@redhat.com>
3617 Jakub Jelinek <jakub@redhat.com>
3618 Alexandre Oliva <aoliva@redhat.com>
3620 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3621 * builtin-types.def (BT_WORD): Make unsigned.
3622 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3623 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3624 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3625 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3626 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3627 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3629 * expr.c (emutls_var_address): New.
3630 (expand_expr_real_1): Expand emulated tls.
3631 (expand_expr_addr_expr_1): Likewise.
3632 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3633 * output.h (emutls_finish): Declare.
3634 * toplev.c (compile_file): Call it.
3635 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3636 address before wrapping in CONST.
3637 * varasm.c (emutls_htab, emutls_object_type): New.
3638 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3639 (get_emutls_object_name, get_emutls_object_type): New.
3640 (get_emutls_init_templ_addr, emutls_decl): New.
3641 (emutls_common_1, emutls_finish): New.
3642 (assemble_variable): When emulating tls, swap decls; generate
3643 constructor for the emutls objects.
3644 (do_assemble_alias): When emulating tls, swap decl and target name.
3645 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3647 * varpool.c (decide_is_variable_needed): Look at force_output.
3648 Recurse for emulated tls.
3649 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3650 with decide_is_variable_needed.
3651 * emutls.c: New file.
3652 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3653 tls_object for real tls.
3655 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3657 PR rtl-optimization/29599
3658 * reload1.c (eliminate_regs_in_insn): Take the destination
3659 mode into account when computing the offset.
3661 2007-02-09 Stuart Hastings <stuart@apple.com>
3662 Richard Henderson <rth@redhat.com>
3664 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3665 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3666 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3667 fixuns_truncdfhi2): New.
3668 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3669 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3670 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3671 (floatunssidf2): Allow nonimmediate source.
3672 * gcc/config/i386/sse.md (movdi_to_sse): New.
3673 (vec_concatv2di): Drop '*'.
3674 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3675 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3676 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3678 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3679 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3680 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3681 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3682 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3683 ix86_build_const_vector.
3684 (x86_emit_floatuns): Rewrite.
3686 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3688 * genautomata.c (longest_path_length): Delete unused function.
3689 (struct state): Delete unused longest_path_length.
3690 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3691 (get_free_state): Delete unused.
3693 2007-02-09 Jan Hubicka <jh@suse.cz>
3695 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3696 * doc/invoke.texi (inline-unit-growth): Update default value.
3698 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3699 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3700 (rebuild_cgraph_edges): Likewise.
3701 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3702 (dump_cgraph_node): Dump frequencies.
3703 (cgraph_clone_edge): Add frequency scales.
3704 (cgraph_clone_node): Add freuqnecy.
3705 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3706 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3707 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3708 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3709 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3710 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3711 (save_inline_function_body): Likewise.
3712 * ipa-inline.c: inluce rtl.h
3713 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3714 (cgraph_edge_badness): Use frequencies.
3715 (cgraph_decide_recursive_inlining): Update clonning.
3716 (cgraph_decide_inlining_of_small_function): Dump frequency.
3717 * predict.c (estimate_bb_frequencies): Export.
3718 * predict.h (estimate_bb_frequencies): Declare.
3719 * tree-inline.c (copy_bb): Watch overflows.
3720 (expand_call_inline): Update call of cgraph_create_edge.
3721 (optimize_inline_calls): Use TODO flags to update frequnecies.
3722 * passes.h: Include predict.h
3723 (init_optimization_passes): Move profile ahead.
3724 (execute_function_todo): Handle TODO_rebuild_frequencies.
3726 2007-02-09 Roger Sayle <roger@eyesopen.com>
3728 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3729 the insbl or inswl pattern into a register.
3731 2007-02-09 Roger Sayle <roger@eyesopen.com>
3733 * config/ia64/ia64.md (bswapdi2): New define_insn.
3735 2007-02-09 Richard Henderson <rth@redhat.com>
3737 * config/i386/constraints.md (Ym): New constraint.
3738 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3739 (movdi_1_rex64): Split sse and xmm general register moves from
3740 memory move alternatives. Use conditional register constraints.
3741 (movsf_1, movdf_integer): Likewise.
3742 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3743 (movdf_integer_rex64): New.
3744 (pushsf_rex64): Fix output constraints.
3745 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3746 (sse2_stored): Likewise.
3747 (sse2_storeq_rex64): New.
3748 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3749 amd and not generic.
3750 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3751 for optimize_size. Remove SF/DFmode hack.
3753 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3755 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3758 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3759 Richard Sandiford <richard@codesourcery.com>
3761 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3762 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3763 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3764 m68k/t-mlib to tmake_file.
3765 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3766 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3767 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3768 Allow it to be cf or m68k. Set m68k_arch_family. If that
3769 variable is not empty, add t-$m68k_arch_family to tmake_file.
3770 Add t-mlibs to tmake_file.
3771 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3772 * config/m68k/t-cf: New file.
3773 * config/m68k/t-m68k: Likewise.
3774 * config/m68k/t-mlibs: Likewise.
3775 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3776 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3777 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3778 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3779 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3781 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3782 (INSTALL_LIBGCC): Delete.
3783 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3784 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3785 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3786 (M68K_MLIB_CPU): Define.
3787 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3788 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3789 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3791 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3792 Richard Guenther <rguenther@suse.de>
3795 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3796 against INT_MIN/INT_MAX.
3797 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3798 file if a loop is removed.
3800 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3802 * calls.c (store_one_arg): Pass correct alignment to
3803 emit_push_insn for non-BLKmode values.
3804 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3805 unaligned stack slot via a suitably aligned slot.
3807 2007-02-08 DJ Delorie <dj@redhat.com>
3809 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3811 (legal_subregs): Use unsigned char, make const.
3812 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3814 2007-02-08 Paul Brook <paul@codesourcery.com>
3816 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3817 special interworking needed.
3819 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3821 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3822 conditional to __SSE2__.
3823 (Entries below should have been added to first ChangeLog
3824 entry for amdfam10 dated 2007-02-05)
3825 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3827 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3829 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3832 2007-02-08 DJ Delorie <dj@redhat.com>
3834 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3835 * config/m32c/m32c.c (legal_subregs): New.
3836 (m32c_illegal_subreg_p): New.
3837 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3838 unsupported subregs of hard regs.
3840 2007-02-08 Jan Hubicka <jh@suse.cz>
3842 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3843 the same one; always update histograms.
3845 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3847 * passes.c (init_optimization_passes): Tidy comment.
3849 2007-02-08 Roger Sayle <roger@eyesopen.com>
3851 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3852 strip zero_extend, bswap and rotates from POCOUNT's argument.
3853 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3854 zero_extend and rotates from PARITY's argument.
3855 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3856 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3857 of an integer constant at compile-time.
3859 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3862 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3864 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3867 * tree-ssa-live.c (remove_unused_locals): Do not remove
3868 TREE_ADDRESSABLE variables.
3869 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3870 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3871 FOR_CLOBBER. Update all users.
3872 If VAR has an associated alias set, add a virtual operand for
3873 it if no alias is found to conflict with the memory reference.
3875 2007-02-07 Jan Hubicka <jh@suse.cz>
3876 Robert Kidd <rkidd@crhc.uiuc.edu>
3878 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3880 2007-02-07 Ian Lance Taylor <iant@google.com>
3882 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3884 2007-02-07 Roger Sayle <roger@eyesopen.com>
3886 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3887 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3888 tablejumpdi, movsi_to_cr_one): Remove constraints from
3889 define_expand's match_operands.
3891 2007-02-07 Roger Sayle <roger@eyesopen.com>
3893 * global.c (compute_regsets): Move declatation of "i" inside of
3894 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3896 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3899 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3900 of INDIRECT_REF <RESULT_DECL>.
3902 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3904 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3905 Kaz Kojima <kkojima@gcc.gnu.org>
3908 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3910 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3912 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3914 * doc/loop.texi: Document possibility not to perform disambiguation
3915 of loops with multiple latches.
3916 * cfgloopmanip.c (alp_enum_p): Removed.
3917 (add_loop): Handle subloops. Use get_loop_body_with_size.
3918 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3919 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3920 the new forwarder block.
3921 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3922 Handle the case latch is NULL.
3923 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3924 when marking loop exits.
3925 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3927 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3928 disambiguate_loops_with_multiple_latches.
3929 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3930 before fix_loop_structure.
3931 * cfgloop.c: Include pointer-set.h and output.h.
3932 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3933 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3934 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3935 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3936 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3937 disambiguate_multiple_latches, get_loop_body_with_size,
3938 disambiguate_loops_with_multiple_latches): New functions.
3939 (flow_loop_dump): Dump multiple latch edges.
3940 (flow_loop_nodes_find): Handle loops with multiple latches.
3941 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3942 (glb_enum_p): Modified.
3943 (get_loop_body): Use get_loop_body_with_size.
3944 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3945 (AVOID_CFG_MODIFICATIONS): New constant.
3946 (disambiguate_loops_with_multiple_latches, add_loop,
3947 get_loop_body_with_size): Declare.
3948 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3950 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3953 * global.c (compute_regsets): New function.
3954 (global_alloc): Refactored ELIMINABLE_REGSET
3955 and NO_GLOBAL_ALLOC_REGS computation out.
3956 (rest_of_handle_global_alloc): Call compute_regsets()
3957 for non-optimizing case.
3959 2007-02-06 Richard Henderson <rth@redhat.com>
3961 * config/i386/constraints.md (Y2): Rename from Y.
3962 (Yi): New constraint.
3963 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3964 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3965 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3966 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3967 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3968 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3969 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3970 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3971 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3972 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3973 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3974 vec_extractv2si_1): Change Y constraints to Y2.
3975 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3976 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3977 Change Y constraints to Y2.
3978 (sse2_loadld): Change Y constraints to x.
3980 2007-02-06 Roger Sayle <roger@eyesopen.com>
3982 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3983 (parity<mode>2): New define_expand using rs6000_emit_parity.
3984 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3985 rs6000_emit_parity): New functions.
3986 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3987 rs6000_emit_parity): Prototype here.
3989 2007-02-06 Ian Lance Taylor <iant@google.com>
3991 * lower-subreg.c (simple_move_operand): Reject CONST.
3992 (resolve_clobber): Call validate_change rather than directly
3993 assigning to XEXP (pat, 0).
3995 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3997 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3998 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3999 (tree-cfg.o): Remove hashtab.h dependency.
4001 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4002 (struct ivopts_data): Change niters to pointer_map_t.
4003 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4004 (niter_for_exit): Create pointer_map on demand. Change for
4006 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4007 (free_loop_data): Destroy data->niters if created and reset field.
4008 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4009 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4011 * tree-ssa-reassoc.c: Include pointer-set.h.
4012 (bb_rank): Change to long *.
4013 (operand_rank): Change to pointer_map_t.
4014 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4015 (insert_operand_rank): Accept long.
4016 (operand_entry_hash, operand_entry_eq): Remove.
4017 (get_rank): Return long. Adjust for changes above.
4018 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4020 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4022 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4023 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4024 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4026 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4027 directly since it cannot be NULL.
4028 (get_vi_for_tree): Rewrite for pointer_map API.
4029 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4030 (init_alias_vars): Create vi_for_tree as pointer_map.
4031 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4033 * tree-cfg.c: Don't include hashtab.h.
4034 (edge_to_cases): Declare as pointer_map.
4035 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4037 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4038 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4039 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4041 (record_switch_edge): Delete.
4042 (get_cases_for_edge): Adjust for pointer_map API, inline
4043 record_switch_edge (rewritten for new API), remove goto.
4045 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4047 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4048 * tree-nested.c: Include pointer-set.h.
4049 (var_map_elt, var_map_eq, var_map_hash): Delete.
4050 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4052 (nesting_info_bitmap_obstack): New.
4053 (lookup_field_for_decl): Adjust for pointer_map API.
4054 (lookup_tramp_for_decl): Adjust for pointer_map API.
4055 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4056 (get_local_debug_decl): Adjust for pointer_map API.
4057 (convert_nl_goto_reference): Adjust for pointer_map API.
4058 (convert_nl_goto_receiver): Adjust for pointer_map API.
4059 (create_nesting_tree): Create outside GGC space. Create bitmap on
4060 the new obstack. Create field_map and var_map as pointer_maps.
4061 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4063 (lower_nested_functions): Move root here, no need to NULL it.
4064 Initialize and release the obstack.
4066 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4068 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4069 Remove prototypes and make them non-static.
4070 (struct tree_int_map): Remove.
4071 * tree.h (struct tree_int_map): Move here, turning TO into an
4073 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4075 * tree.h (TREE_COMPLEXITY): Remove.
4076 (struct tree_exp): Remove complexity field.
4077 * tree.c (build1_stat): Don't set it.
4079 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4080 Victor Kaplansky <victork@il.ibm.com>
4082 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4083 (vect_is_simple_reduction): Support reduction with induction as
4084 one of the operands.
4085 (vect_is_simple_iv_evolution): Fix formatting.
4086 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4087 formatting. Don't mark induction phis for vectorization.
4088 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4089 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4090 (vect_get_vec_def_for_operand): Support induction.
4091 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4093 (vectorizable_reduction): Support reduction with induction as one of
4095 (vectorizable_type_demotion): Use def-type of stmt argument rather
4096 than dummy def-type.
4098 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4099 flag_tree_scev_cprop.
4100 * common.opt (tree-scev-cprop): New flag.
4102 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4103 call to vect_get_new_vect_var.
4105 2007-02-06 Ira Rosen <irar@il.ibm.com>
4107 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4108 vectype is not NULL.
4109 (vect_pattern_recog_1): Likewise.
4111 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4113 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4114 (fold_negate_expr): Likewise.
4116 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4119 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4120 even if cv-qualification is the same.
4122 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4124 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4125 __enable_execute_stack on completion.
4127 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4129 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4130 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4131 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4132 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4133 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4134 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4135 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4136 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4138 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4140 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4141 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4142 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4143 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4144 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4145 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4146 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4147 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4148 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4149 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4150 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4151 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4152 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4153 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4154 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4155 sqrtextenddfxf2_i387): Added amdfam10_decode.
4157 * config/i386/athlon.md (athlon_idirect_amdfam10,
4158 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4159 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4160 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4161 athlon_ivector_store_amdfam10): New define_insn_reservation.
4162 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4165 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4167 * config/i386/athlon.md (athlon_call_amdfam10,
4168 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4169 define_insn_reservation.
4170 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4171 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4172 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4174 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4176 * config/i386/athlon.md (athlon_sseld_amdfam10,
4177 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4178 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4180 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4182 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4183 define_insn_reservation.
4184 * config/i386/i386.md (sseins): Added sseins to define_attr type
4185 and define_attr unit.
4186 * config/i386/sse.md: Set type attribute to sseins for insertq
4189 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4191 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4192 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4193 ssecomi_load_amdfam10, ssecomi_amdfam10,
4194 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4195 define_insn_reservation.
4196 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4198 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4200 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4201 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4202 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4203 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4204 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4205 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4206 define_insn_reservation.
4208 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4209 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4210 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4211 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4212 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4216 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4217 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4218 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4219 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4220 athlon_ssemul_load_k8): Added amdfam10.
4222 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4224 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4225 (x86_sse_unaligned_move_optimal): New variable.
4227 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4229 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4230 for unaligned vector SSE double/single precision loads for AMDFAM10.
4232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4234 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4235 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4236 Define TARGET_CPU_DEFAULT_amdfam10.
4237 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4238 (processor_type): Add PROCESSOR_AMDFAM10.
4240 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4241 processor_type in config/i386/i386.h.
4242 Enable imul peepholes for TARGET_AMDFAM10.
4244 * config.gcc: Add support for --with-cpu option for amdfam10.
4246 * config/i386/i386.c (amdfam10_cost): New variable.
4247 (m_AMDFAM10): New macro.
4248 (m_ATHLON_K8_AMDFAM10): New macro.
4249 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4250 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4251 x86_promote_QImode, x86_integer_DFmode_moves,
4252 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4253 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4254 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4255 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4256 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4257 Enable/disable for amdfam10.
4258 (override_options): Add amdfam10_cost to processor_target_table.
4259 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4260 processor_alias_table.
4261 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4262 (ix86_adjust_cost): Add code for amdfam10.
4264 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4266 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4267 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4268 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4269 * config/i386/i386.h: Add builtin definition for SSE4A.
4270 * config/i386/i386.md: Add support for ABM instructions
4272 * config/i386/sse.md: Add support for SSE4A instructions
4273 (movntss, movntsd, extrq, insertq).
4274 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4275 Add -march=amdfam10 flag.
4276 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4277 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4279 * doc/extend.texi: Add documentation for SSE4A builtins.
4281 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4283 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4285 2007-02-05 Richard Guenther <rguenther@suse.de>
4287 * tree-vectorizer.h (vectorizable_function): Add argument type
4288 argument, change return type.
4289 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4290 * tree-vect-transform.c (vectorizable_function): Handle extra
4291 argument, return vectorized function decl.
4292 (build_vectorized_function_call): Remove.
4293 (vectorizable_call): Handle calls with result and argument types
4294 differing. Handle loop vectorization factor correctly.
4295 * targhooks.c (default_builtin_vectorized_function): Adjust for
4297 * targhooks.h (default_builtin_vectorized_function): Likewise.
4298 * target.h (builtin_vectorized_function): Add argument type
4300 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4301 extra argument, allow vectorizing of lrintf.
4302 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4303 documentation of target hook.
4305 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4308 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4309 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4310 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4312 2007-02-05 Roger Sayle <roger@eyesopen.com>
4314 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4315 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4316 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4317 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4318 before canonicalizing sincos to cexpi.
4319 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4321 2007-02-05 Roger Sayle <roger@eyesopen.com>
4323 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4324 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4325 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4327 2007-02-05 Roger Sayle <roger@eyesopen.com>
4329 * mips-tfile.c (initialize_init_file): Correct endianness test.
4331 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4333 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4336 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4338 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4339 saves in a PARALLEL before the register assignments.
4341 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4343 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4344 DWARF_FRAME_RETURN_COLUMN to be a general register.
4345 * dwarf2out.c (init_return_column_size): New function, split from...
4346 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4347 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4348 to be nongeneral registers.
4349 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4351 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4352 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4354 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4356 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4358 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4360 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4361 (remove_path): Use can_remove_branch_p and remove_branch instead
4362 of loop_delete_branch_edge.
4363 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4364 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4365 Update profile using scale_dominated_blocks_in_loop.
4366 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4367 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4368 (can_remove_branch_p, remove_branch): Declare.
4369 * tree-cfg.c (tree_can_remove_branch_p): New function.
4370 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4371 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4372 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4374 2007-02-05 Jan Hubicka <jh@suse.cz>
4377 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4378 nodes in cgraph, don't remove offline copy of the function.
4380 2007-02-04 Jan Hubicka <jh@suse.cz>
4382 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4383 vectors might cause maybe_lookup_element_for_expr to be called
4384 on non-sra-candidate.
4386 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4388 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4389 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4390 spelling conventions.
4392 2007-02-04 Richard Guenther <rguenther@suse.de>
4395 * fold-const.c (try_move_mult_to_index): Make sure to not
4396 overflow one dimension of a multi-dimensional array access.
4398 2007-02-04 Jan Hubicka <jh@suse.cz>
4400 * passes.c (init_optimization_passes): Reindent.
4402 2007-02-04 Jan Hubicka <jh@suse.cz>
4403 Eric Botcazou <ebotcazou@adacore.com>
4405 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4406 (execute_fixup_cfg): Break out the abnormal goto code.
4407 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4408 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4409 (optimize_inline_calls): Call make_nonlocal_label_edges.
4411 2007-02-04 Jan Hubicka <jh@suse.cz>
4413 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4414 true when something was changed.
4415 (rename_ssa_copies): When something was changed, do
4416 TODO_remove_unused_locals.
4417 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4418 add TODO_remove_unused_locals when instruction was removed.
4420 2007-02-04 Jan Hubicka <jh@suse.cz>
4422 * ipa-inline.c (try_inline): Improve debug output; work on already
4424 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4425 call try_inline for already inlined edges too when flattening;
4426 inline also functions that make callee growth but overall unit size
4429 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4431 * config/m32c/bitops.md, config/m32c/jump.md,
4432 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4433 config/m32r/m32r.h, config/m32r/m32r.md,
4434 config/m32r/predicates.md, config/m68hc11/larith.asm,
4435 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4436 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4437 config/mips/mips-protos.h, config/mips/mips.c,
4438 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4439 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4440 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4441 spelling conventions.
4443 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4444 Follow spelling conventions.
4446 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4448 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4449 warn about C++0x compatibility.
4451 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4453 * config/h8300/h8300.c, config/h8300/h8300.h,
4454 config/h8300/h8300.md: Follow spelling conventions.
4456 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4459 * combine.c (try_combine): Do not substitute source operand
4460 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4462 2007-02-03 Jan Hubicka <jh@suse.cz>
4464 PR gcov-profile/30650
4465 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4466 do not divide by zero for never executed counters.
4467 (tree_find_values_to_profile): Fix counters.
4468 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4470 2007-02-03 Ian Lance Taylor <iant@google.com>
4472 * lower-subreg.c (simple_move_operand): New static function,
4473 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4475 (simple_move): Call simple_move_operand.
4476 (find_decomposable_subregs): Add special handling of MEMs.
4477 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4478 meaning of return value. If we see a hard register, test whether
4479 it can store a word_mode value. Change all callers.
4481 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4483 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4484 ftrapv insns and expanders.
4485 (subdi3): Change define_expand operand 1 to arith11_operand, and
4486 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4487 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4488 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4492 * varasm.c (notice_global_symbol): Treat global objects as weak when
4495 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4497 * emit-rtl.c (dconstpi): Delete.
4499 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4500 * real.h (dconstpi): Delete.
4502 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4503 (fold_builtin_hypot): Likewise.
4505 2007-02-03 Tom Tromey <tromey@redhat.com>
4508 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4509 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4511 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4513 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4514 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4515 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4516 config/rs6000/cell.md, config/rs6000/darwin.h,
4517 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4518 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4519 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4520 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4521 typos. Follow spelling conventions.
4522 * doc/invoke.texi: Follow spelling conventions.
4524 2007-02-03 Roger Sayle <roger@eyesopen.com>
4526 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4527 canonicalization transformations that attempt to simplify integer
4528 constant comparisons to become comparisons against zero.
4530 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4532 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4534 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4535 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4537 2007-02-02 Mike Stump <mrs@apple.com>
4539 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4540 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4541 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4542 generate a branch island.
4544 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4546 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4547 (xtensa_legitimate_address_p): New.
4548 (xtensa_legitimize_address): New.
4549 (xtensa_output_addr_const_extra): New.
4550 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4552 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4553 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4554 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4555 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4556 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4557 (xtensa_legitimize_address): New.
4558 (xtensa_output_addr_const_extra): New.
4560 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4562 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4564 2007-02-02 Ian Lance Taylor <iant@google.com>
4566 * expmed.c (expand_divmod): Add comment.
4568 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4570 * emit-rtl.c (renumber_insns): Remove.
4571 * flags.h: Remove the extern for flag_renumber_insns.
4572 * rtl.h: Remove the prototype for renumber_insns.
4573 * toplev.c (flag_renumber_insns): Remove.
4575 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4577 Revert for x86 darwin:
4578 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4580 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4581 code before the following patch under TARGET_MACHO.
4582 (ix86_function_value_regno_p): Likewise.
4584 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4586 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4589 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4592 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4593 general or fp registers. Add comments.
4594 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4596 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4598 * pointer-set.c (insert_aux): Only return insertion slot.
4599 (pointer_set_insert): Adjust.
4600 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4601 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4602 pointer_map_traverse): New.
4603 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4604 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4605 pointer_map_contains, pointer_map_traverse): Declare.
4607 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4610 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4611 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4613 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4615 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4617 (struct _dep): New type.
4618 (dep_t): New typedef.
4619 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4620 (DEP_STATUS): New access macro. The macro with the same name was
4621 renamed to DEP_LINK_STATUS.
4622 (dep_init): Declare function
4624 (struct _dep_link): New type.
4625 (dep_link_t): New typedef.
4626 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4627 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4628 (DEP_LINK_STATUS): New macro.
4629 (debug_dep_links): New debug function.
4631 (struct _deps_list): New type.
4632 (deps_list_t): New typedef.
4633 (DEPS_LIST_FIRST): New access macro.
4634 (FOR_EACH_DEP_LINK): New cycle macro.
4635 (create_deps_list, free_deps_list, delete_deps_list): Declare
4637 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4638 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4639 (copy_deps_list_change_con): Ditto.
4641 (move_dep_link): Declare function.
4643 (struct _dep_node): New type.
4644 (dep_node_t): New typedef.
4645 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4647 (struct haifa_insn_data.back_deps): New field to hold backward
4648 dependencies of the insn.
4649 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4651 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4652 Change its type to deps_list_t.
4653 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4654 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4655 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4657 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4659 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4661 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4663 (dep_cost): Declare.
4665 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4666 (ds_to_dk, dk_to_ds): New functions.
4668 (init_dep_1): New static function.
4669 (init_dep): New function.
4670 (copy_dep): New static function.
4672 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4674 (detach_dep_link): New static function.
4675 (move_dep_link): New function.
4677 (dep_links_consistent_p, dump_dep_links): New static functions.
4678 (debug_dep_links): New debugging function.
4680 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4682 (alloc_deps_list, init_deps_list): New static functions.
4683 (create_deps_list): New function.
4684 (clear_deps_list): New static function.
4685 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4686 (deps_list_consistent_p, dump_deps_list): New static functions.
4687 (debug_deps_list): New function.
4688 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4690 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4692 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4693 use new scheduler dependencies lists.
4694 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4695 (sched_analyze): Ditto. Initialize dependencies lists.
4696 (add_forw_dep, compute_forward_dependences): Update to use new
4697 scheduler dependencies lists.
4699 (init_dependency_caches): Init deps_obstack.
4700 (free_dependency_caches): Free deps_obstack.
4702 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4703 new scheduler dependencies lists.
4704 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4705 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4707 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4708 Update to use new scheduler dependencies lists.
4709 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4710 (debug_dependencies): Ditto.
4711 (schedule_region): Update comments.
4713 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4714 scheduler dependencies lists.
4715 (schedule_ebb): Update comments.
4717 * rtl.def (DEPS_LIST): Remove.
4719 * lists.c (unused_deps_list): Remove.
4720 (free_list): Update assertions.
4722 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4723 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4725 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4726 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4728 * haifa-sched.c (comments): Update.
4729 (insn_cost1): Remove. Inline the code into insn_cost ().
4730 (insn_cost): Update to use new scheduler dependencies lists. Move
4731 processing of the dependency cost to dep_cost ().
4732 (dep_cost): New function. Use it instead of insn_cost () when
4733 evaluating cost of the dependency. Use compatible interface to
4734 interact with the target.
4735 (priority): Update to use new scheduler dependencies lists.
4736 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4737 with greater number of insns that depend on the insn.
4738 (schedule_insn): Update to use new scheduler dependencies lists. Add
4739 code to free backward dependencies lists. Inline and optimize code
4740 from resolve_dep () - see PR28071.
4741 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4742 lists. Update call to targetm.sched.is_costly_dependence hook.
4744 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4745 scheduler dependencies lists.
4747 (resolve_dep): Remove. Move the logic to schedule_insn ().
4748 (init_h_i_d): Initialize dependencies lists.
4750 (process_insn_depend_be_in_spec): Rename to
4751 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4753 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4754 Update to use new scheduler dependencies lists.
4755 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4757 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4758 new scheduler dependencies lists.
4759 (build_intra_loop_deps): Ditto.
4761 * target.h (struct _dep): Declare to use in
4762 gcc_target.sched.is_costly_dependence.
4763 (struct gcc_target.sched.adjust_cost): Fix typo.
4764 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4765 single dep_t parameter instead of an equivalent triad.
4766 (struct gcc_target.sched.adjust_cost_2): Remove.
4768 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4770 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4772 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4774 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4776 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4777 (REG_DEP_TRUE): Document.
4779 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4780 Change signature to correspond to the targetm.sched.adjust_cost hook.
4781 Update use in TARGET_SCHED_ADJUST_COST_2.
4782 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4783 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4784 new scheduler dependencies lists.
4785 (ia64_gen_check): Ditto.
4787 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4790 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4791 signature to correspond to the targetm.sched.is_costly_dependence hook.
4792 (is_costly_group): Update to use new scheduler dependencies lists.
4794 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4795 instead of INSN_COST () macro.
4797 2007-02-01 Ian Lance Taylor <iant@google.com>
4799 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4801 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4803 * pa.md (tp_load): Correct mfctl instruction syntax.
4805 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4807 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4808 altivec_padding_size calculation on AIX. Improve comment, add
4809 assert to verify that it's right.
4811 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4814 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4817 * global.c (global_alloc): Add mising initialization of
4820 2007-02-01 Roger Sayle <roger@eyesopen.com>
4822 * alias.c (init_alias_analysis): Correct whitespace.
4823 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4824 partition_hot_cold_basic_blocks): Likewise.
4825 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4826 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4827 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4828 fold_builtin_snprintf_chk, fold_builtin_printf,
4829 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4830 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4831 * cfgcleanup.c (cleanup_cfg): Likewise.
4832 * cfgexpand.c (tree_expand_cfg): Likewise.
4833 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4834 * function.c (get_next_funcdef_no): Likewise.
4835 * gengtype.c (main): Likewise.
4836 * genmodes.c (main): Likewise.
4837 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4838 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4839 * ifcvt.c (noce_emit_move_insn): Likewise.
4840 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4842 * stor-layout.c (get_best_mode): Likewise.
4843 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4844 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4845 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4846 perform_var_substitution, solve_graph): Likewise.
4847 * tree-vrp.c (vrp_finalize): Likewise.
4849 2007-02-01 Ian Lance Taylor <iant@google.com>
4851 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4852 high part of a paradoxical subreg, return a constant zero.
4854 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4856 * toplev.c (lang_dependent_init): Call init_set_costs.
4857 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4859 2007-02-01 Richard Guenther <rguenther@suse.de>
4862 * fold-const.c (fold_negate_expr): Allow negating a
4863 constant if overflow does not change.
4865 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4867 * doc/c-tree.texi (Expression trees): Improve markup.
4868 * doc/tm.texi (Register Classes, Addressing Modes)
4869 (Floating Point): Fix spacing after abbreviations. Fix some
4872 2007-02-01 Ben Elliston <bje@au.ibm.com>
4874 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4875 * doc/contrib.texi: Likewise.
4876 * doc/install.texi: Likewise.
4878 2007-01-31 Richard Henderson <rth@redhat.com>
4879 Ian Lance Taylor <iant@google.com>
4881 * lower-subreg.c: New file.
4882 * rtl.def (CONCATN): Define.
4883 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4885 * emit-rtl.c (update_reg_offset): New static function, broken out
4886 of gen_rtx_REG_offset.
4887 (gen_rtx_REG_offset): Call update_reg_offset.
4888 (gen_reg_rtx_offset): New function.
4889 * regclass.c: Revert patch of 2006-03-05, restoring
4891 (clear_reg_info_regno): New function.
4892 * dwarf2out.c (concatn_loc_descriptor): New static function.
4893 (loc_descriptor): Handle CONCATN.
4894 * common.opt (fsplit_wide_types): New option.
4895 * opts.c (decode_options): Set flag_split_wide_types when
4897 * timevar.def (TV_LOWER_SUBREG): Define.
4898 * rtl.h (gen_reg_rtx_offset): Declare.
4899 (reg_scan_update): Declare.
4900 * regs.h (clear_reg_info_regno): Declare.
4901 * tree-pass.h (pass_lower_subreg): Declare.
4902 (pass_lower_subreg2): Declare.
4903 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4904 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4906 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4907 * Makefile.in (OBJS-common): Add lower-subreg.o.
4908 (lower-subreg.o): New target.
4910 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4912 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4914 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4917 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4919 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4922 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4924 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4926 * cfgloop.h: Include vec-prim.h.
4927 (enum li_flags): Remove LI_ONLY_OLD.
4928 (loop_iterator): Changed.
4929 (fel_next, fel_init): Iterate over loop tree.
4930 (FOR_EACH_LOOP_BREAK): New macro.
4931 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4933 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4934 * modulo-sched.c (sms_schedule): Ditto.
4935 * tree-vectorizer.c (vectorize_loops): Ditto.
4936 * doc/loop.texi: Update information on loop numbering and behavior of
4937 FOR_EACH_LOOP wrto new loops.
4938 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4939 add_to_evolution_1): Test nestedness of loops instead of comparing
4941 * tree-chrec.c (chrec_fold_plus_poly_poly,
4942 chrec_fold_multiply_poly_poly, chrec_evaluate,
4943 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4944 reset_evolution_in_loop): Ditto.
4945 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4947 2007-01-31 Dirk Mueller <dmueller@suse.de>
4949 * c-common.c (warn_about_parentheses): Separate warning about
4950 un-parenthized sequence of comparison operators from the one
4951 which is supposed to warn about x <= y <= z.
4953 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4955 * optabs.h (enum optab_index): Add new OTI_isinf.
4956 (isinf_optab): Define corresponding macro.
4957 * optabs.c (init_optabs): Initialize isinf_optab.
4958 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4960 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4961 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4963 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4964 expand_builtin_interclass_mathfn.
4965 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4966 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4967 (fxam<mode>2_i387): New insn pattern.
4968 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4969 built-in functions as x87 inline asm.
4971 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4973 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4975 2007-01-30 Eric Christopher <echristo@apple.com>
4977 * config.gcc: Add geode.
4979 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4981 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4982 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4983 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4984 value-prof.c: Fix comment typos.
4986 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4989 * doc/invoke.texi (Wpointer-arith): Document warning.
4991 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4993 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4994 the list of discrepancies from the draft TR.
4996 2007-01-30 Dirk Mueller <dmueller@suse.de>
4999 * doc/invoke.texi (-Wreturn-type): Update description to
5002 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5004 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5006 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5008 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5009 to handle optabs that operate on floating point input argument and
5010 output to integer output.
5011 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5012 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5013 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5014 expand_builtin_interclass_mathfn ().
5015 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5017 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5018 ilogbl built-in functions as x87 intrinsics.
5020 2007-01-30 Richard Guenther <rguenther@suse.de>
5023 * dwarf2out.c (reference_to_unused): Query varpool if the
5024 variable was output.
5026 2007-01-30 Richard Guenther <rguenther@suse.de>
5029 * passes.c (execute_one_pass): Reset in_gimple_form to not
5030 confuse non-unit-at-a-time mode.
5032 2007-01-29 Roger Sayle <roger@eyesopen.com>
5033 Richard Guenther <rguenther@suse.de>
5035 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5036 avoid undefined behaviour on overflow. Use force_fit_type_double
5037 to construct the constant with the specified TREE_OVERFLOW.
5039 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5041 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5042 * config/dfp-bit.h: Ditto.
5044 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5046 * c-decl.c (pop_scope): Replace warnings with call to
5047 warn_for_unused_label.
5048 * c-common.h (warn_for_unused_label): Declare.
5049 * c-common.c (warn_for_unused_label): Define.
5051 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5053 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5056 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5058 * Makefile.in (USER_H): Remove decfloat.h.
5059 * ginclude/decfloat.h: Delete, moving contents to ...
5060 * ginclude/float.h: Add support for decimal floating point,
5061 guarded by __STDC_WANT_DEC_FP__.
5063 2007-01-29 Mike Stump <mrs@apple.com>
5065 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5066 Analysis and Representation to resolve case insensitive conflict.
5067 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5069 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5071 * tree.h (struct tree_memory_tag): Add aliases member.
5072 (MTAG_ALIASES): New macro.
5073 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5074 (add_may_alias): Remove pointer-set. Update for may_aliases being
5076 (mark_aliases_call_clobbered): Update for may_aliases being a
5078 (compute_tag_properties): Ditto.
5079 (create_partition_for): Ditto.
5080 (compute_memory_partitions): Ditto.
5081 (dump_may_aliases_for): Ditto.
5082 (is_aliased_with): Ditto.
5083 (add_may_alias_for_new_tag): Ditto.
5084 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5085 (compute_is_aliased): New function.
5086 (compute_may_aliases): Call compute_is_aliased).
5087 (init_alias_info): Initialize alias_bitmap_obstack.
5088 (union_alias_set_into): New function.
5089 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5090 (have_common_aliases_p): Rewrite to take two bitmaps and use
5092 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5094 (finalize_ref_all_pointers): Update for add_may_alias changes.
5095 (new_type_alias): Ditto.
5096 * tree-flow-inline.h (may_aliases): Return a bitmap.
5097 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5098 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5099 may_aliases being a bitmap.
5100 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5101 may_aliases now returns a bitmap.
5102 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5104 * tree-ssa-operands.c (add_virtual_operand): Update for
5105 may_aliases being a bitmap.
5107 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5109 PR tree-optimization/30630
5110 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5111 variable as changed.
5113 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5116 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5117 expanded only once even if an error occurs.
5119 2007-01-29 Ben Elliston <bje@au.ibm.com>
5121 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5122 (__gcov_average_profiler): Likewise.
5123 (__gcov_ior_profiler): Likewise.
5124 (__gcov_merge_ior): Likewise.
5126 2007-01-28 Jan Hubicka <jh@suse.cz>
5128 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5129 * value-prof.c (stringop_block_profile): Likewise.
5131 2007-01-28 Jan Hubicka <jh@suse.cz>
5133 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5134 variant handling histograms; add wrapper.
5135 (clear_storage_via_libcall): Export.
5136 (emit_block_move_hints): Break out from ...; add histograms.
5137 (emit_block_move): ... this one.
5138 (clear_storage_hints): Break out from ...; add histograms.
5139 (clear_storage): ... this one.
5140 (set_storage_via_memset): Handle histogram.
5141 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5142 (clear_storage_hints, clear_storage_via_libcall): Declare.
5143 (set_storage_via_setmem): Update prototype.
5144 * doc/md.texi (movmem, setmem): Document new arguments.
5146 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5148 (stringop_block_profile): New global function.
5149 (tree_stringops_values_to_profile): Profile block size and alignment.
5150 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5152 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5153 (stringop_block_profile): Declare.
5154 * builtins.c: Include value-prof.h.
5155 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5156 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5157 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5158 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5159 * profile.c (instrument_values): Add new counters.
5160 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5162 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5163 (tree_init_edge_profiler): Build new profilers.
5164 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5165 (pass_tree_profile): Add dump.
5166 (tree_profile_hooks): Update.
5167 * Makefile.in (LIBGCOV): Add new constants.
5168 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5169 __gcov_ior_profiler): New.
5170 * i386.md (movmem/setmem expanders): Add new optional arguments.
5172 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5174 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5176 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5178 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5179 (tree_unswitch_single_loop): Pass eni_size_weights to
5180 tree_num_loop_insns.
5181 * tree-ssa-loop-manip.c: Include tree-inline.h.
5182 (can_unroll_loop_p): Pass eni_size_weights to
5183 tree_num_loop_insns.
5184 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5185 Pass eni_size_weights to estimate_num_insns.
5186 * tree.h (init_inline_once): Export.
5187 * toplev.c (backend_init): Call init_inline_once.
5188 * cgraphunit.c (cgraph_process_new_functions,
5189 cgraph_analyze_function): Pass eni_inlining_weights to
5191 * ipa-inline.c (compute_inline_parameters): Ditto.
5192 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5193 to estimate_num_insns.
5194 (try_unroll_loop_completely): Pass eni_size_weights to
5195 tree_num_loop_insns.
5196 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5197 ot estimate_num_insns.
5198 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5199 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5200 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5201 eni_time_weights): New variables.
5202 (init_inline_once): Initialize them.
5203 (struct eni_data): Mew.
5204 (estimate_num_insns_1, estimate_num_insns): Use weights.
5205 * tree-inline.h (struct eni_weights_d): New.
5206 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5207 (estimate_num_insns): Declaration changed.
5208 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5209 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5210 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5212 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5214 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5215 relations in the conflict function is valid.
5217 2007-01-27 Ian Lance Taylor <iant@google.com>
5219 * common.opt: Add fstrict-overflow.
5220 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5221 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5222 (TYPE_OVERFLOW_UNDEFINED): Define.
5223 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5225 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5226 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5227 (fold_negate_expr): Likewise.
5228 (make_range): Likewise.
5229 (extract_muldiv_1): Likewise.
5230 (maybe_canonicalize_comparison): Likewise.
5231 (fold_comparison): Likewise.
5232 (fold_binary): Likewise.
5233 (tree_expr_nonnegative_p): Likewise.
5234 (tree_expr_nonzero_p): Likewise.
5235 * tree-vrp.c (compare_values): Likewise.
5236 (extract_range_from_binary_expr): Likewise.
5237 (extract_range_from_unary_expr): Likewise.
5238 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5240 (nowrap_type_p): Likewise.
5241 * tree-scalar-evolution.c (simple_iv): Likewise.
5242 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5243 (build_range_check): Likewise.
5244 (extract_muldiv_1): Likewise.
5245 (fold_comparison): Likewise.
5246 * tree-vrp.c (vrp_int_const_binop): Likewise.
5247 (extract_range_from_unary_expr): Likewise.
5248 * convert.c (convert_to_integer): Likewise.
5249 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5250 (fold_comparison): Likewise.
5251 (fold_binary): Likewise.
5252 * optabs.c (optab_for_tree_code): Likewise.
5253 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5254 * simplify-rtx.c (simplify_const_relational_operation): Check
5255 flag_strict_overflow and flag_trapv.
5256 (simplify_const_relational_operation): Likewise.
5257 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5258 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5261 2007-01-27 Roger Sayle <roger@eyesopen.com>
5263 * tree.c (tree_fold_gcd): Delete.
5264 * tree.h (tree_fold_gcd): Remove prototype.
5265 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5266 test whether one constant integer is a multiple of another. Instead
5267 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5268 * fold-const.c (multiple_of_p): We've determined both TOP and
5269 BOTTOM are integer constants so we can call int_const_binop directly
5270 instead of the more generic const_binop.
5272 2007-01-27 Roger Sayle <roger@eyesopen.com>
5274 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5275 1*X check that the constant hasn't overflowed, to preserve the
5277 (round_up): Provide an efficient implementation when rouding-up an
5278 INTEGER_CST to a power-of-two.
5280 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5282 * doc/sourcebuild.texi: Add comma for clarity.
5283 * doc/extend.texi: Fix some typos.
5284 * doc/passes.texi: Likewise.
5285 * doc/cppinternals.texi: Likewise.
5286 * doc/c-tree.texi: Likewise.
5287 * doc/tree-ssa.texi: Likewise.
5288 * doc/install.texi: Likewise.
5290 2007-01-27 Jan Hubicka <jh@suse.cz>
5292 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5293 (pass_sra): Do not require alias information.
5294 * passes.c (init_optimization_passes): Add SRA
5296 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5298 * tracer.c (rest_of_handle_tracer): We already cleaned
5299 up the CFG in tracer() so don't do it here again.
5300 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5301 cleanup_cfg here, either. And don't call renumber_insns.
5303 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5304 and BB_HEAD are in the insn stream here. Instead make sure
5305 that BB_INSN is valid on all insns. Also, do check here that
5306 there are no pending branch predictions...
5307 (rtl_verify_flow_info): ...instead of doing it here. Checks
5308 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5311 2007-01-26 Roger Sayle <roger@eyesopen.com>
5313 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5314 function to simplify/factorize operand order canonicalization.
5315 (ix86_fixup_binary_operands): Reorganize using the above function.
5316 (ix86_binary_operator_ok): Likewise.
5318 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5320 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5321 file scope from optimize_attrs.
5322 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5324 (optimize_attrs): Clear insn_code_values after freeing it.
5326 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5328 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5329 a parts.base assignment.
5331 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5333 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5334 (compute_subscript_distance, initialize_data_dependence_relation,
5335 finalize_ddr_dependent, analyze_ziv_subscript,
5336 analyze_siv_subscript_cst_affine,
5337 compute_overlap_steps_for_affine_univar,
5338 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5339 analyze_siv_subscript, analyze_miv_subscript,
5340 analyze_overlapping_iterations, subscript_dependence_tester_1,
5341 compute_self_dependence, free_dependence_relation): Work
5342 with affine_fn instead of chrecs.
5343 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5344 common_affine_function, affine_function_base,
5345 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5346 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5347 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5348 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5349 (all_chrecs_equal_p): Removed.
5350 * tree-data-ref.h (affine_fn, conflict_function): New types.
5351 (struct subscript): Change type of conflicting_iterations_in_a
5352 and conflicting_iterations_in_b.
5354 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5357 * config/pa/pa.h (TARGET_HPUX_11): New.
5358 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5359 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5361 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5362 Richard Guenther <rguenther@suse.de>
5364 * tree-ssa-structalias.c (solve_graph): Handle case
5365 we merged the variable to another.
5367 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5369 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5372 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5373 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5375 2007-01-25 DJ Delorie <dj@redhat.com>
5377 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5378 allow changes to modes which don't fit in those registers.
5380 * reload1.c (choose_reload_regs): Check for invalid subregs before
5381 computing their locations, not after.
5383 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5386 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5387 save Altivec registers in an eh_return function.
5388 (compute_vrsave_mask): Likewise.
5389 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5390 for saving Altivec registers.
5391 (rs6000_emit_prologue): Don't allocate stack twice in
5392 eh_return function. Correct expected value of altivec_save_offset
5393 when using save_world. Describe save of R0 to stack when using
5394 save_world. Describe stack pointer adjustment when using
5395 save_world. Remove duplicated eh_return parameter register saving.
5396 Update sp_offset variable after save_world.
5397 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5399 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5400 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5403 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5405 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5407 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5410 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5411 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5413 2007-01-25 Richard Guenther <rguenther@suse.de>
5415 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5416 * common.opt (-Wcoverage-mismatch): New warning option.
5417 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5418 if -Wcoverage-mismatch is given.
5420 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5422 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5423 (ipcp_driver): Change to static definition.
5424 Add dumping of the ifunctions.
5425 (constant_val_insert): Remove unused parameter. Support for SSA.
5426 (ipcp_propagate_const): Support for SSA.
5427 (ipcp_profile_bb_print): Print only analyzed nodes.
5428 (ipcp_replace_map_create): Remove support for Fortran constant
5430 * ipa-prop.c (ipa_method_modify_stmt,
5431 ipa_callsite_compute_param): Support for SSA.
5432 * ipa-prop.h (ipcp_driver): Remove declaration.
5433 (IS_VALID_TREE_MAP_INDEX): Add define.
5435 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5437 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5439 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5442 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5443 constant argument to cabs and do it without checking for
5444 -funsafe-math-optimizations.
5446 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5448 * c-common.h (RID_FIRST_CXX0X): New.
5449 (RID_LAST_CXX0X): New.
5450 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5452 * c.opt (Wc++0x-compat): New.
5453 * doc/invoke.texi (-Wc++0x-compat): Document.
5455 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5457 * builtins.c (fold_builtin_carg): New.
5458 (fold_builtin_1): Use it.
5460 2007-01-24 Jan Hubicka <jh@suse.cz>
5462 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5464 * ipa-inline.c (initial_insns, max_insns): Delete.
5465 (compute_max_insns): New function.
5466 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5467 of insns as base for code growth.
5468 (cgraph_decide_inlining): Make initial_insns local; do not compute
5470 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5471 * doc/invoke.texi (inline-unit-growth): Update docs.
5473 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5475 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5476 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5477 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5478 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5479 for CPUs that have PTA_CX16 set.
5482 * gimplify.c (omp_check_private): New function.
5483 (gimplify_scan_omp_clauses): Use it for
5484 firstprivate/lastprivate/reduction.
5487 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5488 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5491 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5492 If lower_lastprivate_clauses emits some statements, append them
5493 to dlist rather than body_p and to body_p append an initializer.
5494 (lower_omp_for): Adjust caller.
5496 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5498 * target.h (globalize_decl_name): New.
5499 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5500 * output.h (default_globalize_decl_name): New.
5501 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5503 (globalize_decl): Ditto.
5504 (default_globalize_decl_name): New.
5505 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5506 (ia64_handle_version_id_attribute): New.
5507 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5508 (ia64_asm_output_external): Use globalize_decl_name instead
5510 * doc/extend.texi (version_id): New pragma.
5511 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5513 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5515 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5516 _uleb128_t and _Unwind_SWord with _sleb128_t.
5517 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5518 uw_frame_state_for, uw_update_context_1): Likewise.
5519 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5520 * unwind-pe.h (read_uleb128, read_sleb128,
5521 read_encoded_value_with_base): Likewise.
5522 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5524 2007-01-24 Richard Guenther <rguenther@suse.de>
5526 * builtins.c (expand_builtin_cexpi): Get the fndecl
5527 for cexp in the correct way.
5529 2007-01-24 Jan Hubicka <jh@suse.cz>
5531 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5533 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5535 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5536 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5537 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5538 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5539 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5540 __SIZEOF_PTRDIFF_T__.
5541 * doc/cpp.texi: Documentation for the new builtin macros added.
5543 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5546 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5547 instead of operands[2] to avoid access past the end of array.
5549 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5551 * reload1.c (emit_reload_insns): Pass the reload register
5552 for a non-spill output reload through forget_old_reloads_1.
5554 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5556 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5557 _SOFT_DOUBLE if doubles use software floating-point.
5558 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5559 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5560 * config/rs6000/darwin-ldouble.c: Also compile functions for
5561 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5562 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5563 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5564 commented-out long double override.
5565 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5566 * config/rs6000/eabispe.h: Likewise.
5567 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5568 long double for non-SPE.
5569 (rs6000_handle_option): Likewise.
5570 (invalid_e500_subreg): Disallow more subregs involding DImode,
5571 DFmode, TImode or TFmode.
5572 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5574 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5576 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5577 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5579 (rs6000_legitimate_address): Also check for TFmode for E500
5581 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5582 (spe_build_register_parallel): Handle TFmode and TCmode.
5583 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5585 (function_arg): Handle TFmode and TCmode for E500 double.
5586 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5588 (print_operand): Handle TFmode and TImode for %y.
5589 (rs6000_generate_compare): Handle TFmode comparisons for E500
5591 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5592 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5593 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5594 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5595 TFmode for E500 double.
5596 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5597 (floatsidf2): Enable for E500 double.
5598 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5599 (extenddftf2): Change to extenddftf2_fprs.
5600 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5601 depending on TARGET_E500_DOUBLE.
5602 (extendsftf2): Enable for E500 double.
5603 (trunctfdf2): Enable for E500 double.
5604 (trunctfsf2): Change to trunctfsf2_fprs.
5605 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5606 depending on TARGET_E500_DOUBLE.
5607 (floatsitf2): Enable for E500 double.
5608 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5609 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5610 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5611 (negtf2): Change to negtf2_internal.
5612 (negtf2): New expander.
5613 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5614 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5615 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5616 (movdi_internal32): Use rs6000_nonimmediate_operand.
5617 (unnamed splitter): Likewise.
5618 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5619 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5620 (SPE64TF, DITI): New mode macros.
5621 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5624 (frob_<mode>_di_2): New.
5625 (frob_tf_di_8_2): New.
5626 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5628 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5630 (frob_ti_<mode>_8_2): New.
5631 (frob_ti_tf_2): New.
5632 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5633 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5635 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5636 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5637 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5638 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5639 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5640 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5643 2007-01-23 Ian Lance Taylor <iant@google.com>
5645 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5647 (OBJS-archive): Reformat, alphabetize.
5648 (OBJS): Change out_object_file to OBJS-md.
5650 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5652 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5653 JUMP_P and CALL_P predicates where applicable.
5654 * config/i386/i386.c: Ditto.
5655 * config/i386/i386.md: Ditto.
5656 * config/i386/mmx.md: Ditto.
5657 * config/i386/predicates.md: Ditto.
5659 2007-01-22 Andreas Schwab <schwab@suse.de>
5661 * config/m68k/m68k.h: Fix comment.
5663 2007-01-22 Jan Hubicka <jh@suse.cz>
5665 * passes.c (init_optimization_passes): Do not rerun
5666 pass_early_warn_uninitialized.
5668 2007-01-22 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/30038
5671 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5673 (execute_cse_sincos_1): Likewise.
5674 (execute_cse_sincos): Likewise.
5675 (gate_cse_sincos): Likewise.
5676 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5677 the cexpi() canonicalization of sincos().
5678 * tree-pass.h (pass_cse_sincos): Declare.
5679 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5681 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5683 PR rtl-optimization/29329
5684 * combine.c (replaced_rhs_insn): Rename to i2mod.
5685 (replaced_rhs_value): Rename to i2mod_new_rhs.
5686 (i2mod_old_rhs): New global variable.
5687 (combine_instructions): Adjust for above change. Save a copy of
5688 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5689 note are substituted in the second instruction.
5690 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5691 ditch the note if it pertains to the second eliminated register
5692 and this register is mentioned in i2mod_old_rhs.
5695 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5697 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5698 the insn to which the note was originally attached.
5700 2007-01-21 Jan Hubicka <jh@suse.cz>
5702 * ipa-inline.c (inlining_mode): Comment, move up.
5703 (cgraph_decide_inlining_incrementally): Do not perform inlining
5704 itself; fix handling of flattening of self recursive functions.
5705 (cgraph_find_cycles): Remove.
5706 (cgraph_flatten_node): Remove.
5707 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5708 (try_inline): New function.
5709 (cgraph_early_inlining): Update call of
5710 cgraph_decide_inlining_incrementally. Apply inlining here.
5711 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5713 2007-01-21 Dirk Mueller <dmueller@suse.de>
5716 * tree-vrp.c (check_array_bounds): do not warn
5717 about ADDR_EXPR's of ARRAY_REF's which are immediately
5718 used in binary expressions.
5720 2007-01-21 Ira Rosen <irar@il.ibm.com>
5722 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5723 read_write_dep and macros for its access.
5724 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5725 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5726 argument, call vect_check_interleaving for every independent pair of
5727 data-refs. Mark loads that access the same memory location as a store
5729 (vect_check_dependences): Remove.
5730 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5731 call, fix the call to vect_analyze_data_ref_dependence.
5732 (vect_analyze_data_ref_access): For statements that access the same
5733 data-ref, check that they are not stores; for loads, check that there
5734 is no store that access the same location.
5736 2007-01-20 Roger Sayle <roger@eyesopen.com>
5737 Joseph Myers <joseph@codesourcery.com>
5739 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5740 (-fdump-rtl-stack): Likewise.
5741 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5742 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5743 (-mpt-fixed): Use @minus{} for minus sign.
5744 (Using Precompiled Headers): Fix under/overfull hbox.
5746 2007-01-20 Jan Hubicka <jh@suse.cz>
5748 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5749 place within annotation.
5751 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5753 * pa.c (output_move_double): Change array size of xoperands to 4.
5755 2007-01-20 Jan Hubicka <jh@suse.cz>
5757 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5760 2007-01-19 Ian Lance Taylor <iant@google.com>
5762 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5763 constant to unsigned HOST_WIDE_INT before negating.
5765 2007-01-19 Ian Lance Taylor <iant@google.com>
5767 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5769 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5770 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5771 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5772 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5773 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5774 (realloc_vdef, realloc_vuse): Change second parameter to
5776 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5778 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5779 unsigned. Change x and lim locals to unsigned.
5780 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5782 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5783 (copy_virtual_operands): Change i and n locals to unsigned.
5785 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5788 * builtins.c (fold_builtin_1): Handle builtin fdim.
5790 2007-01-20 Jan Hubicka <jh@suse.cz>
5792 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5793 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5794 init_alias_heapvars.
5795 (init_alias_heapvars): Initialize only when not already initialized.
5796 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5798 2007-01-19 Roger Sayle <roger@eyesopen.com>
5800 * common.opt (fsigned-zeros): New command line option.
5801 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5802 of flag_unsafe_math_optimizations.
5803 * opts.c (set_fast_math_flags): The -ffast-math command line option
5804 implies -fno-signed-zeros.
5805 (fast_math_flags_set_p): Likewise.
5807 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5808 the documentation of -ffast-math appropriately. Wrap long lines.
5810 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5812 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5813 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5815 2007-01-19 Tomas Bily <tbily@suse.cz>
5817 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5819 (tree_init_ic_make_global_vars): New function
5820 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5821 (tree_gen_ic_profiler): New function
5822 (tree_gen_ic_func_profiler): New function
5823 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5824 (tree_profile_hooks): Added hook for indirec/virtual calls
5825 * value-prof.c (tree_find_values_to_profile): New case for
5827 (tree_values_to_profile): Call for determining indirect/virtual
5829 (tree_indirect_call_to_profile): New function
5830 (tree_ic_transform): New function
5831 (tree_ic): New function
5832 (find_func_by_pid): New function
5833 (init_pid_map): New function
5834 (tree_value_profile_transformations): Added check for
5835 indirect/virtual call transformation
5836 * value-prof.h (enum hist_type): New counter type for
5837 indirect/virtual calls
5838 (profile_hooks): Added new hook for profiling indirect/virtual
5840 * profile.c (instrument_values): New case for indirect/virtual
5842 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5843 (GCOV_COUNTER_V_INDIR): New counter type
5844 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5845 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5847 * cgraph.c: Definition of cgraph_max_pid
5848 (cgraph_create_node): Default init of pid attribute
5849 * cgraph.h: Declaration of cgraph_max_pid
5850 (struct cgraph_node): Added pid attribute
5851 * libgcov.c (__gcov_indirect_call_profiler): New function
5852 (__gcov_one_value_profiler_body): New function
5853 (__gcov_one_value_profiler): Body was moved to
5854 __gcov_one_value_profiler_body and calls it
5856 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5858 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5859 * gengtype.c (write_types_data, write_func_for_structure,
5860 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5861 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5862 (walk_type, write_func_for_structure): Generate the mark_hook if
5865 2007-01-19 Jan Hubicka <jh@suse.cz>
5867 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5868 'early' argument take inlining mode argument specifying whether to
5869 inline for size/speeed or all functions; add support for flattening;
5871 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5873 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5876 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5877 the name of the declared identifier.
5879 2007-01-19 Dirk Mueller <dmueller@suse.de>
5881 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5882 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5883 duplicate evaluation.
5885 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5887 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5888 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5889 to XFMode, use acosxf2 and truncate result to requested mode.
5890 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5891 (asin<mode>2): Similarly, with asin expanders.
5892 (*fscalexf4_i387): Rename from *fscalexf4.
5893 (expNcorexf3): New expander.
5894 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5895 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5896 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5897 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5898 patterns for SSE math.
5899 (exp10<mode>2): Similarly, with exp10 expanders.
5900 (exp2<mode>2): Similarly, with exp2 expanders.
5901 (expm1<mode>2): Similarly, with expm1 expanders.
5902 (ldexp<mode>3): Similarly, with ldexp expanders.
5903 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5904 Use gen_truncxf<mode>2_i387_noop to truncate result.
5906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5908 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5909 for ColdFire targets.
5911 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5912 Richard Sandiford <richard@codesourcery.com>
5914 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5915 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5916 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5917 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5918 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5919 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5921 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5923 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5924 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5925 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5926 (*adddi_dilshr32_cf): New pattern.
5927 (adddi3, subdi3): Remove first alternatives.
5929 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5931 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5932 implemented using move.l, do not use its cc result for floating-point
5935 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5937 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5938 from accepting 's' constraints if flag_pic.
5940 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5942 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5943 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5944 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5945 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5947 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5949 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5950 ColdFire alternatives.
5951 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5952 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5953 architectures that support ff1 instruction.
5955 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5956 Julian Brown <julian@codesourcery.com>
5958 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5959 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5960 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5963 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5965 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5967 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5968 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5969 HOST_WIDE_INT instead of an rtx.
5970 (m68k_rtx_costs): Update call accordingly.
5971 (output_move_const_into_data_reg): Likewise. Fix formatting.
5972 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5974 (output_move_simode_const): Update calls after above changes.
5975 Rework to use automatic variables and predicates like MEM_P.
5976 * config/m68k/m68k.md (pushexthisi_const): Update call to
5979 2007-01-19 Dirk Mueller <dmueller@suse.de>
5981 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5984 2007-01-19 Richard Guenther <rguenther@suse.de>
5986 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5987 via cexp in case sincos is not available.
5989 2007-01-19 Richard Guenther <rguenther@suse.de>
5991 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5992 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5993 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5994 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5995 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5996 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5997 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5998 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6000 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6002 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6004 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6005 (atan2xf3): Directly generate RTL pattern.
6006 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6007 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6008 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6009 disable patterns for SSE math.
6010 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6011 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6012 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6013 disable patterns for SSE math.
6015 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6017 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6019 2007-01-18 Roger Sayle <roger@eyesopen.com>
6021 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6022 VIEW_CONVERT_EXPR to the same type as it's operand.
6024 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6026 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6027 configured for long double 128.
6029 2007-01-18 Mike Stump <mrs@apple.com>
6031 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6034 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6036 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6039 2007-01-18 Jan Hubicka <jh@suse.cz>
6041 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6042 greater than NUM_VOP_FREE_BUCKETS.
6044 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6046 * tree-ssa-structalias.c: Update comments.
6047 (ptabitmap_obstack): Removed.
6049 (oldpta_obstack): Ditto.
6050 (stats): Add a few members.
6051 (struct variable_info): Remove node, complex, address_taken, and
6052 indirect_target members. Add oldsolution member.
6053 (new_var_info): Do not initialize removed members.
6054 (constraint_expr_type): Remove INCLUDES.
6055 (constraint_graph): Add size, implicit_preds, rep,
6056 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6057 (FIRST_REF_NODE): New macro.
6058 (LAST_REF_NODE): Ditto.
6059 (FIRST_ADDR_NODE): Ditto.
6060 (find): New function.
6062 (dump_constraint): Do not handle INCLUDES.
6063 (insert_into_complex): Do not insert duplicate constraints.
6064 (condense_varmap_nodes): Renamed and rewritten into ...
6065 (merge_node_constraints): This. Also fix bug in handling of
6066 offseted copy constraints.
6067 (clear_edges_for_node): No longer need to deal with preds at all,
6068 or removing associated preds/succs.
6069 (merge_graph_nodes): Deal with indirect_cycles.
6070 Don't deal with predecessors.
6071 (add_implicit_graph_edge): New function.
6072 (add_pred_graph_edge): Ditto.
6073 (add_graph_edge): Don't deal with predecessors.
6074 (build_constraint_graph): Removed.
6075 (build_pred_graph): New function.
6076 (build_succ_graph): Ditto.
6077 (struct scc_info): Removed in_component. Added roots, dfs, and
6078 node_mapping. Remove visited_index, unification_queue.
6079 (scc_visit): Deal with union-find we do now.
6080 Deal with cycles with REF nodes.
6081 (collapse_nodes): Renamed and rewritten to ...
6082 (unify_nodes): This.
6083 (process_unification_queue): Removed.
6084 (topo_visit): Cleanup
6085 (do_da_constraint): Use find.
6086 (do_sd_constraint): Ditto.
6087 (do_ds_constraint): Ditto.
6088 (do_complex_constraint): Ditto.
6089 (init_scc_info): Update for removed and added members.
6090 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6091 (find_indirect_cycles): This.
6092 (equivalence_class): New variable.
6093 (label_visit): New function.
6094 (perform_variable_substitution): Rewritten.
6095 (free_var_substitution_info): New function.
6096 (find_equivalent_node): Ditto.
6097 (move_complex_constraints): Ditto.
6098 (eliminate_indirect_cycles): Ditto.
6099 (solve_graph): Only propagate changed bits.
6100 Use indirect cycle elimination.
6102 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6103 (tree_id_eq): Renamed to ...
6104 (tree_vi_eq): This. Update for member change
6105 (insert_id_for_tree): Renamed and rewritten to ...
6106 (insert_vi_for_tree): This.
6107 (lookup_id_for_tree): Renamed and rewritten to ...
6108 (lookup_vi_for_tree): This.
6109 (get_id_for_tree): Renamed and rewritten to ...
6110 (get_vi_for_tree): Ditto.
6111 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6112 (process_constraint): Don't handle INCLUDES.
6113 Remove special ADDRESSOF case.
6114 (find_func_aliases): Rewrite to use vi functions instead of id
6116 (create_function_info_for): Ditto.
6117 (create_variable_info_for): Ditto.
6118 (intra_create_variable_infos): Ditto.
6119 (merge_smts_into): Ditto.
6120 (find_what_p_points_to): Ditto.
6121 (init_base_vars): Ditto.
6122 (init_alias_vars): Ditto.
6123 (remove_preds_and_fake_succs): New function.
6124 (dump_sa_points_to_info): Dump new stats.
6125 (dump_solution_for_var): Use find.
6126 (set_used_smts): Fix formatting.
6127 (compute_points_to_sets): Updated for new functions.
6128 (ipa_pta_execute): Ditto.
6130 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6131 Richard Sandiford <richard@codesourcery.com>
6133 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6135 * calls.c (expand_call): If the return value is a PARALLEL,
6136 extract its first member.
6137 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6138 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6139 use FUNCTION_EXTRA_EPILOGUE.
6140 (m68k_function_value): Return a PARALLEL if the return value
6141 is of a pointer type.
6142 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6143 (FUNCTION_EXTRA_EPILOGUE): Remove.
6144 * config/m68k/m68k.md (D0_REG): New constant.
6146 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6148 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6149 output a NOP for empty epilogues.
6151 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6153 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6154 before function. Extend register save check to include all
6155 registers, not just integer ones.
6157 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6159 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6160 (m68k_use_return_insn): ...this.
6161 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6162 * config/m68k/m68k.c (use_return_insn): Rename to...
6163 (m68k_use_return_insn): ...this.
6164 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6167 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6169 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6170 nearest even, fix denormal rounding overflow.
6172 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6174 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6175 f%$smove and f%$move.
6176 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6177 (extendsfdf2_cf): Use fdmove instead of f%&move.
6178 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6179 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6181 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6183 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6188 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6189 (coldfire_single_format): Declare.
6190 (coldfire_double_format): Likewise.
6191 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6192 of qnan_msb_set to determine the lower bits of a canonical
6194 (encode_ieee_double): Likewise.
6195 (encode_ieee_quad): Likewise.
6196 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6197 (mips_single_format): Likewise.
6198 (ieee_double_format): Likewise.
6199 (mips_double_format): Likewise.
6200 (ieee_extended_motorola_format): Likewise.
6201 (ieee_extended_intel_96_format): Likewise.
6202 (ieee_extended_intel_128_format): Likewise.
6203 (ieee_extended_intel_96_round_53_format): Likewise.
6204 (ibm_extended_format): Likewise.
6205 (mips_extended_format): Likewise.
6206 (ieee_quad_format): Likewise.
6207 (mips_quad_format): Likewise.
6208 (vax_f_format): Likewise.
6209 (vax_d_format): Likewise.
6210 (vax_g_format): Likewise.
6211 (i370_single_format): Likewise.
6212 (i370_double_format): Likewise.
6213 (decimal_single_format): Likewise.
6214 (decimal_double_format): Likewise.
6215 (decimal_quad_format): Likewise.
6216 (c4x_single_format): Likewise.
6217 (c4x_extended_format): Likewise.
6218 (real_internal_format): Likewise.
6219 (coldfire_single_format): New real_format.
6220 (coldfire_double_format): Likewise.
6221 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6222 canonical_nan_lsbs_set.
6223 (pdp11_d_format): Likewise.
6224 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6225 if TARGET_COLDFIRE_CPU.
6227 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6229 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6230 (output_call, m68k_legitimize_call_address): Declare.
6231 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6232 parenthesees. Add support for a 'W' constraint.
6233 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6234 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6235 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6236 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6238 (override_options): Initialize them. Do not set flag_no_function_cse
6239 for TARGET_ID_SHARED_LIBRARY.
6240 (m68k_output_pic_call): Delete.
6241 (m68k_legitimize_call_address): New function.
6242 (print_operand): Remove the %o prefix. Handle the %p prefix.
6243 (output_call): New function.
6244 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6245 target address from the GOT if symbolic jumps are not allowed.
6246 * config/m68k/m68k.md (call, general_operand): Do not set
6247 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6248 Merge separate flag_pic and !flag_pic define_insns into...
6249 (*call, *call_value): ...these new patterns. Match the address
6250 rather than the containing MEM and require it to be a call_operand.
6251 Use output_call to generate the asm template.
6252 * config/m68k/predicates.md (const_call_operand): New predicate.
6253 (call_operand): Likewise.
6255 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6257 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6258 (STACK_GROWS_DOWNWARD): Define to 1.
6259 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6260 comments, emphasizing that these values are only defaults.
6261 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6262 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6264 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6266 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6268 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6269 Richard Sandiford <richard@codesourcery.com>
6271 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6272 (FP_REGNO_P): New macros.
6273 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6274 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6275 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6276 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6278 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6280 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6281 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6283 * config/m68k/t-floatlib: New file, extracting common code from...
6284 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6285 * config/m68k/t-uclinux: Here.
6286 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6287 routines on ColdFire targets.
6289 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6291 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6292 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6293 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6294 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6295 explicitly set MOTOROLA to 1.
6296 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6299 Nathan Sidwell <nathan@codesourcery.com>
6301 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6302 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6303 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6304 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6305 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6306 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6307 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6308 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6309 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6310 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6311 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6312 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6313 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6314 (DBX_REGISTER_NUMBER): Delete.
6315 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6316 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6317 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6321 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6322 * config/flat.h: New file.
6323 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6325 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6326 indirect references for -msep-data or -mid-shared-library.
6327 Do not use PC-relative code addresses either.
6328 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6330 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6331 for shared libraries and crt1.o for executables. Use crti.o and
6333 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6334 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6335 Do not add -elf2flt or -shared-lib-id options here.
6336 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6337 Pass -shared-lib-id if -mid-shared-library, taking the library
6338 identifier from -mshared-library-id if given, otherwise
6340 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6341 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6342 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6343 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6344 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6345 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6347 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6348 jump sequence for ISA A and ISA A+.
6349 (PICJUMP): Likewise.
6351 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6353 * config.gcc (m68k-*-uclinux*): Base the port on the common
6354 and m68k GNU/Linux files rather than on the generic ELF ones.
6355 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6356 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6358 2007-01-18 Julian Brown <julian@codesourcery.com>
6359 Richard Sandiford <richard@codesourcery.com>
6361 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6362 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6363 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6365 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6367 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6371 * doc/install.texi: Document m68k-uclinuxoldabi.
6372 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6373 * config/m68k/uclinux-oldabi.h: New file, copied from
6374 config/m68k/uclinux.h.
6376 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6378 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6379 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6380 (m32r_compute_frame_size): Use unsigned for regno.
6381 (m32r_reload_lr): Use gen_frame_mem.
6383 (m32r_output_function_epilogue): Don't output the function epilogue
6385 (m32r_expand_epilogue): New.
6386 (direct_return): Return false if the function has the interrupt
6388 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6389 * config/m32r/m32r.md (epilogue): New expander.
6390 (return_lr, return_rte): New insns.
6391 (return): Make it expander.
6392 (return_normal): New expander.
6394 2007-01-18 Josh Conner <jconner@apple.com>
6397 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6398 support for UNLE, UNLT, UNGE, and UNGT.
6400 2007-01-18 Jan Hubicka <jh@suse.cz>
6402 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6403 * tree-tailcall (add_virtual_phis): Likewise.
6404 (optimize_tail_call): Return TODOs.
6405 (execute_tail_calls): Return TODOs.
6406 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6407 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6409 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6410 Cleanup cfg using TODO.
6411 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6412 * passes.c (execute_function_todo): When cleanup did something, remove
6414 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6415 (make_edges): Don't cleanup_cfg.
6417 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6419 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6420 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6421 operate on the top of stack.
6422 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6423 register handling of instructions that output to the second
6425 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6426 (move_for_stack_reg): Special-case check for dead destination
6427 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6429 * config/i386/i386.md (UNSPEC_TAN): New constant.
6430 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6431 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6432 to correctly model move of constant 1.0 to top stack slot.
6433 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6434 (unnamed peephole2 pattern): Remove corresponding peephole2
6435 pattern that optimizes tan insn and loading of constant 1.0.
6436 (tanxf2): Use fptanxf4_i387.
6437 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6438 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6439 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6440 disable patterns for SSE math.
6441 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6442 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6444 2007-01-18 Dirk Mueller <dmueller@suse.de>
6445 Richard Guenther <rguenther@suse.de>
6448 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6449 * common.opt (Warray-bounds): Add new warning option.
6450 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6452 * Makefile.in: make tree-vrp.o depend on toplev.h
6453 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6455 (check_array_refs, check_array_bounds, check_array_ref): New.
6457 2007-01-18 Jan Hubicka <jh@suse.cz>
6459 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6460 (execute_ssa_ccp): Return flags conditionally.
6461 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6463 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6465 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6467 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6468 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6470 * Makefile.c (GTFILES): Add cfglayout.h.
6471 * gengtype.c (open_base_files): Likewise.
6472 * cfglayout.c (cfg_layout_function_footer,
6473 cfg_layout_function_header) Reindent to make gengtype happy.
6474 * cfglayout.h (cfg_layout_function_footer,
6475 cfg_layout_function_header): Add GTY(()) marker.
6477 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6479 2007-01-18 Ben Elliston <bje@au.ibm.com>
6481 * genautomata.c (write_automata): Include xstrerror output in the
6482 error message if writing the DFA description file fails.
6484 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6486 * config/mips/mips-protos.h (mips_output_external): Make it
6488 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6489 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6490 (extern_list): Likewise.
6491 (extern_head): Likewise.
6492 (TARGET_ASM_FILE_END): Likewise.
6493 (mips_file_end): Likewise.
6494 (mips_output_external): Rewritten.
6496 2007-01-18 Ben Elliston <bje@au.ibm.com>
6498 * genpreds.c (write_insn_preds_c): Only write out the function
6499 body for regclass_for_constraint if we have register constraints.
6501 2007-01-17 Tom Tromey <tromey@redhat.com>
6503 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6504 * doc/install.texi (Testing): Use sourceware.org.
6505 (Binaries): Likewise.
6506 (Specific): Likewise.
6507 * doc/contrib.texi (Contributors): Use sourceware.org.
6509 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6511 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6512 (AVR_ENHANCED): Rename to ...
6513 (AVR_HAVE_MUL): ... new.
6514 (avr_enhanced_p): Rename to ...
6515 (avr_have_mul_p): ... new.
6516 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6517 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6518 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6519 (avr_have_mul_p): ... new.
6520 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6521 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6522 'avr_enhanced_p' and 'enhanced'.
6523 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6524 AVR_HAVE_MUL instead of AVR_ENHANCED.
6525 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6526 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6527 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6528 instead of AVR_ENHANCED.
6529 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6530 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6531 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6533 2007-01-17 Ian Lance Taylor <iant@google.com>
6535 * vec.h (VEC_reserve_exact): Define.
6536 (vec_gc_p_reserve_exact): Declare.
6537 (vec_gc_o_reserve_exact): Declare.
6538 (vec_heap_p_reserve_exact): Declare.
6539 (vec_heap_o_reserve_exact): Declare.
6540 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6542 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6544 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6545 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6546 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6547 * vec.c (calculate_allocation): Add exact parameter. Change all
6549 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6550 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6551 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6552 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6553 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6554 (vec_heap_p_reserve_exact): New function.
6555 (vec_heap_o_reserve_exact): New function.
6557 2007-01-17 Jan Hubicka <jh@suse.cz>
6559 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6561 2007-01-17 Eric Christopher <echristo@apple.com>
6563 * config.gcc: Support core2 processor.
6565 2007-01-16 Jan Hubicka <jh@suse.cz>
6567 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6568 the names, just unlink the chain so we don't crash on dangling pointers
6571 2007-01-16 Jan Hubicka <jh@suse.cz>
6573 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6574 * tree-pass.h: Reorder to make IPA passes appear toegher.
6575 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6576 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6577 parameters, do not call early inliner.
6578 * ipa-inline.c: Update comments. Include tree-flow.h
6579 (cgraph_decide_inlining): Do not compute inlining parameters.
6580 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6581 be called with function context set up.
6582 (pass_ipa_inline): Remove unreachable functions before pass.
6583 (cgraph_early_inlining): Simplify assuming to be called from the
6585 (pass_early_inline): New pass.
6586 (cgraph_gate_ipa_early_inlining): New gate.
6587 (pass_ipa_early_inline): Turn into simple wrapper.
6588 (compute_inline_parameters): New function.
6589 (gate_inline_passes): New gate.
6590 (pass_inline_parameters): New pass.
6591 (apply_inline): Move here from tree-optimize.c
6592 (pass_apply_inline): New pass.
6593 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6595 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6597 (tree_function_versioning): Do not allocate dummy struct function.
6598 * tree-inline.h (optimize_inline_calls): Update prototype.
6599 * tree-optimize.c (execute_fixup_cfg): Export.
6600 (pass_fixup_cfg): Remove
6601 (tree_rest_of_compilation): Do not apply inlines.
6602 * tree-flow.h (execute_fixup_cfg): Declare.
6603 * Makefile.in (gt-passes.c): New.
6604 * passes.c: Include gt-passes.h
6605 (init_optimization_passes): New passes.
6606 (nnodes, order): New static vars.
6607 (do_per_function_toporder): New function.
6608 (execute_one_pass): Dump current pass here.
6609 (execute_ipa_pass_list): Don't dump current pass here.
6611 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6613 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6614 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6616 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6618 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6619 (strong_alias): Define.
6620 (__gcc_qmul): Provide non-FMA for soft-float.
6626 (__gcc_qunord): New.
6636 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6637 soft-float functions.
6638 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6639 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6640 about long double soft float.
6642 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6643 Tehila Meyzels <tehila@il.ibm.com>
6645 * tree-vectorizer.h (is_pattern_stmt_p): New.
6646 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6647 formatting (tabs instead of spaces). Cleanup and clarify setting
6648 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6649 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6650 (vectorizable_type_demotion): Check that types are integral.
6651 (vectorizable_type_promotion): Likewise.
6652 (vectorizable_store): Fix typo. Eliminate new-line at end of
6655 2007-01-16 Jan Hubicka <jh@suse.cz>
6657 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6660 2007-01-15 Eric Christopher <echristo@apple.com>
6662 * ifcvt.c: Include vec.h, vecprim.h.
6663 (check_cond_move_block): New argument regs.
6664 Reorganize. Add registers used to regs.
6665 (cond_move_process_if_block): Use regs set above as
6668 2007-01-15 Eric Christopher <echristo@apple.com>
6670 * config/darwin.h: Update copyright.
6671 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6672 (LINK_COMMAND_SPEC): Add -u.
6673 (LINK_SPEC): Fix umbrella for above.
6675 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6677 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6680 2007-01-15 Tom Tromey <tromey@redhat.com>
6682 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6683 * doc/install.texi (Testing): Don't mention jacks.
6684 (Configuration): Document --enable-java-maintainer-mode. Move
6685 --with-java-home to libgcj-specific section. Document
6687 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6689 2007-01-15 Jan Hubicka <jh@suse.cz>
6691 * tree-ssa-dce.c (DCE_TODOs): New.
6692 (propagate_necessity): Return if something changed.
6693 (eliminate_unnecessary_stmts): Likewise.
6694 (perform_tree_ssa_dce): Return TODO flags when needed.
6695 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6697 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6699 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6700 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6701 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6702 patterns using X87MODEF12 mode macro. Extend operand 1
6703 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6704 (log10<mode>2): Ditto.
6705 (log2<mode>2): Ditto.
6706 (log1p<mode>2): Ditto.
6707 (logb<mode>2): Ditto.
6708 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6709 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6710 (*fxtractxf3_i387): Rename from *fxtractxf3.
6711 (fxtract_extend<mode>xf3_i387): New insn pattern.
6712 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6713 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6714 and gen_fyl2xxf3_i387().
6716 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6718 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6719 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6720 get_loop_exit_edges. Changed return type to bool.
6721 * cfgloop.h (fix_loop_placement): Declaration removed.
6723 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6725 * param.h (MIN_VECT_LOOP_BOUND): New.
6726 * params.def (MIN_VECT_LOOP_BOUND): New.
6727 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6728 argument - minimum threshold for number of iterations.
6729 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6730 argument to declaration.
6731 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6732 MIN_VECT_LOOP_BOUND.
6733 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6734 slpeel_tree_peel_loop_to_edge with additional argument.
6735 (vect_do_peeling_for_alignment): Likewise.
6736 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6738 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6744 2007-01-14 Jan Hubicka <jh@suse.cz>
6746 * tree-dfa.c (remove_referenced_var): New function.
6747 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6748 prune referenced vars list too.
6749 * tree-flow.h (remove_referenced_var): Declare.
6751 2007-01-14 Jan Hubicka <jh@suse.cz>
6753 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6755 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6756 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6757 * except.h (verify_eh_throw_table_statements): Kill prototype.
6758 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6759 into call exrepssions.
6760 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6762 * tree-cfg.c: Include pointer-set.h.
6763 (verify_node_sharing): Work on pointer set.
6764 (verify_eh_throw_stmt_node): New.
6765 (verify_stmts): Use pointers sets, verify throw_stmt.
6767 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6769 * ipa-reference.c (analyze_function): Consider also addresses taken
6772 2007-01-12 Roger Sayle <roger@eyesopen.com>
6774 * c-typeck.c (null_pointer_constant_p): Replace use of
6775 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6776 (build_c_cast): Likewise.
6778 2007-01-12 Roger Sayle <roger@eyesopen.com>
6780 * tree.h (force_fit_type_double): Remove unused final argument.
6781 * c-common.c (constant_expression_warning): Replace use of
6782 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6783 (convert_and_check): Likewise.
6784 (shorten_compare): Update call to force_fit_type_double.
6785 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6786 * convert.c (convert_to_pointer): Update call to
6787 force_fit_type_double.
6788 * fold-const.c (force_fit_type_double): Remove overflowed_const
6790 (int_const_binop, fold_convert_const_int_from_int,
6791 fold_convert_const_int_from_real, fold_div_compare,
6792 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6793 fold_abs_const, fold_not_const): Remove the final argument from
6794 calls to force_fit_type_double.
6796 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6798 * configure.ac: Set insn to "nop" for spu-*-* also.
6799 * configure: Regenerate.
6801 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6803 * builtins.def : Add BUILT_IN_FREE.
6805 2007-01-12 Jan Hubicka <jh@suse.cz>
6807 PR tree-optimization/30443
6808 * tree-inline.c (tree_function_versioning): Do not optimize when
6809 cloning for inlining.
6811 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6813 * doc/loop.texi: Document recording of loop exits.
6814 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6815 (update_single_exits_after_duplication,
6816 update_single_exit_for_duplicated_loop,
6817 update_single_exit_for_duplicated_loops): Removed.
6818 (duplicate_loop_to_header_edge): Do not call
6819 update_single_exits_after_duplication and
6820 update_single_exit_for_duplicated_loops.
6821 (loop_version): Do not update single_exit information.
6822 (fix_loop_structure): Use record_loop_exits instead of
6823 mark_single_exit_loops.
6824 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6825 the lists of loop exits.
6826 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6827 split_edge, merge_blocks): Update the lists of loop exits.
6828 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6829 loop_optimizer_init.
6830 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6831 of mark_single_exit_loops.
6832 (loop_optimizer_finalize): Call release_recorded_exits.
6833 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6834 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6835 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6836 update single exit information.
6837 * lambda-code.c (perfect_nestify): Ditto.
6838 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6839 (mark_single_exit_loops): Removed.
6840 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6841 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6842 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6844 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6845 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6846 (verify_loop_structure): Verify consistency of the exit lists.
6847 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6848 (set_single_exit): Removed.
6849 * cfgloop.h (struct loop_exit): New function.
6850 (struct loop): single_exit_ field replaced by exits field.
6851 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6852 (struct loops): Added exits hash.
6853 (mark_single_exit_loops, set_single_exit): Declaration removed.
6854 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6856 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6858 * doc/invoke.texi: Avoid use of @headitem.
6860 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6862 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6864 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6866 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6869 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6870 Richard Sandiford <richard@codesourcery.com>
6872 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6873 * config/m68k/m68k.opt: Resort options.
6874 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6876 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6877 Richard Sandiford <richard@codesourcery.com>
6879 * doc/invoke.texi: Document the macros that are defined by
6880 m68k's -mtune and -mhard-float options.
6881 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6882 (m68k_cpp_cpu_family): Likewise.
6883 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6884 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6885 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6886 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6887 (m68k_cpp_cpu_family): Likewise.
6889 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6891 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6892 macros besides mc68000 as tuning macros. Use a switch statement
6893 to set them and mcpu32.
6895 2007-01-12 Julian Brown <julian@codesourcery.com>
6897 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6898 (TARGET_68040_ONLY): Rename to...
6899 (TARGET_68040): ...this.
6900 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6901 * config/m68k/m68k.md: Likewise.
6903 2007-01-12 Julian Brown <julian@codesourcery.com>
6904 Nathan Sidwell <nathan@codesourcery.com>
6905 Richard Sandiford <richard@codesourcery.com>
6907 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6908 the -mcpu= argument associated with the --with-cpu setting.
6909 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6910 if different from the one implied by the -mcpu setting.
6911 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6912 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6913 * doc/invoke.texi: Mention ColdFire in the introduction to the
6914 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6915 -mno-div and -mhard-float options. Make -m68881 a synonym for
6916 -mhard-float. Document the previously-undocumented -m5206e,
6917 -m528x, -m5307 and -m5407 options. Tweak the existing option
6918 documentation for consistency.
6919 * doc/install.texi: Mention new --with-cpu arguments.
6920 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6921 default CPU if neither -mcpu nor -march are specified.
6922 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6923 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6924 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6925 using m68k_tune to decide between families that implement the
6926 same ISA. Use m68k_tune to set __mcfv4e__.
6927 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6928 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6929 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6930 (FL_ISA_C, FL_ISA_MMU): New macros.
6931 (MASK_COLDFIRE): Delete.
6932 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6933 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6934 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6935 (TARGET_HARD_FLOAT): Do not define here.
6936 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6937 (TUNE_68000): New macro.
6938 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6939 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6940 (TUNE_CFV2): Redefine in terms of m68k_tune.
6941 (uarch_type, target_device, fpu_type): New enums.
6942 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6943 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6944 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6945 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6946 (FL_FOR_isa_c): New macros.
6947 (m68k_isa): New enum.
6948 (m68k_target_selection): New structure.
6949 (all_devices, all_isas, all_microarchs): New tables.
6950 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6951 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6952 (MASK_ALL_CPU_BITS): Delete.
6953 (m68k_find_selection): New function.
6954 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6955 Map the legacy target options to a combination of the new ones.
6956 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6957 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6958 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6960 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6961 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6963 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6964 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6965 * config/m68k/m68k-devices.def: New file.
6967 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6968 Nathan Sidwell <nathan@codesourcery.com>
6970 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6971 (SUBTARGET_EXTRA_SPECS): New macros.
6972 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6973 use %(asm_cpu_spec) instead.
6974 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6975 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6976 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6977 (EXTRA_SPECS): Rename to...
6978 (SUBTARGET_EXTRA_SPECS): ...this.
6980 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6981 Richard Sandiford <richard@codesourcery.com>
6982 Julian Brown <julian@codesourcery.com>
6984 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6985 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6986 to the configuration's default CPU.
6987 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6988 Remove default masks.
6989 (m680[012]0-*-*): Set the default with_cpu to the first part of
6991 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6992 (m68k*-*-linux): Extend the --with-cpu handling to...
6993 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6994 and m68010. Don't set target_cpu_default2.
6995 * doc/install.texi: Document --with-cpu for m68k.
6996 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6997 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6998 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6999 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7000 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7001 (ASM_SPEC): Remove use of %(asm_cpu_default).
7002 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7003 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7004 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7005 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7006 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7007 (TARGET_DEFAULT): Delete.
7008 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7009 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7010 (CPP_CPU_SPEC): Delete.
7011 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7012 the appropriate string.
7013 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7014 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7015 (ASM_SPEC): Don't use %(asm_default_spec).
7016 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7017 TARGET_DEFAULT and add MASK_68881.
7018 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7020 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7022 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7023 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7024 MASK_68010 alongside MASK_68020.
7025 * doc/invoke.texi: Document -m68010.
7026 * config/m68k/m68k.opt (m68010): New.
7027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7029 (TUNE_68010): New macro.
7030 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7031 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7032 (M68K_CPU_m68332): Add MASK_68010.
7033 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7034 fallback definition.
7035 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7037 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7038 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7039 to all entries that use MASK_68020.
7040 (output_move_simode_const, output_move_himode, output_move_qimode)
7041 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7042 instead of TARGET_68020 to select clr behavior. Remove comment
7043 about there being no TARGET_68010.
7044 * config/m68k/m68k.md: Likewise throughout.
7046 2007-01-12 Julian Brown <julian@codesourcery.com>
7048 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7049 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7050 * config/m68k/m68k.md: Likewise.
7052 2007-01-12 Julian Brown <julian@codesourcery.com>
7054 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7055 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7057 2007-01-12 Julian Brown <julian@codesourcery.com>
7059 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7060 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7061 * config/m68k/m68k.md: Likewise.
7063 2007-01-12 Julian Brown <julian@codesourcery.com>
7064 Richard Sandiford <richard@codesourcery.com>
7066 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7067 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7068 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7070 (TARGET_CPU32): Rename to...
7071 (TUNE_CPU32): ...this.
7072 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7073 (TUNE_CFV2): New macros.
7074 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7075 remove conditions that are implied by TARGET_68020.
7076 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7077 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7078 (m68k_output_function_epilogue): Likewise.
7079 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7080 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7081 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7082 non-68000 timings. Refactor multiplication and division costs.
7083 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7084 TUNE_CPU32 instead of TARGET_CPU32.
7085 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7086 and TUNE_68060 instead of TARGET_68060.
7087 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7088 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7090 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7091 && !TARGET_COLDFIRE" to choose between moveq and clr.
7092 Likewise in the unnamed movsf pattern.
7093 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7094 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7099 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7100 of tabbing before backslashes.
7102 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7104 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7105 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7106 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7108 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7110 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7111 find_interesting_uses_cond.
7112 (find_interesting_uses_cond): Use extract_cond_operands.
7113 (rewrite_use_compare): Use extract_cond_operands and
7114 force_gimple_operand_bsi. Do not call update_stmt.
7115 (determine_use_iv_cost_condition): Use extract_cond_operands.
7116 Return cheaper of using original bound and changing the exit bound.
7118 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7120 PR tree-optimization/29516
7121 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7122 most_expensive_mult_to_index, addr_to_parts,
7123 create_mem_ref, maybe_fold_tmr): Make the type of
7124 fields of TARGET_MEM_REF sizetype.
7125 (move_fixed_address_to_symbol, move_pointer_to_base):
7127 * tree.def (TARGET_MEM_REF): Add comment on types of
7130 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7132 * c-common.c (vector_types_convertible_p): Treat opaque types as
7133 always convertible if they have the same size, but not otherwise.
7135 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7137 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7138 Remove the b_unconditional field.
7139 (noce_try_sign_mask): Do not look at b_unconditional.
7140 (noce_process_if_block): Do not use merge_if_blocks. Update
7141 the CFG here. Do not set b_unconditional.
7142 (cond_move_process_if_block): Likewise.
7143 (find_cond_trap): Likewise.
7144 (check_cond_move_block): Require simple jump insns at the end
7147 2007-01-11 Jan Hubicka <jh@suse.cz>
7149 PR tree-optimization/1046
7150 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7151 when alias info is not ready.
7152 (pass_tail_recursion): Do not require aliasing.
7153 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7154 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7155 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7156 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7157 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7158 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7159 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7161 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7162 When aliasing is not build, mark statement as volatile.
7164 2007-01-11 Tom Tromey <tromey@redhat.com>
7166 PR preprocessor/15185, PR preprocessor/20989:
7167 * doc/cppopts.texi <-MT>: Update description of algorithm for
7168 computing default target.
7169 <-M, -MD>: Reword "basename" text.
7171 2007-01-11 Roger Sayle <roger@eyesopen.com>
7173 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7174 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7175 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7176 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7177 fold_builtin_bswap, real_constp, fold_builtin_pow,
7178 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7179 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7180 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7181 * convert.c (convert_to_pointer): Likewise.
7182 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7183 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7184 const_binop, fold_convert_const_int_from_int,
7185 fold_convert_const_int_from_real,
7186 fold_convert_const_real_from_real, sign_bit_p,
7187 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7188 fold_sign_changed_comparison, fold_unary, fold_comparison,
7189 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7190 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7191 * print-tree.c (print_node_brief, print_node): Likewise.
7192 * stor-layout.c (place_field, layout_type): Likewise.
7193 * tree-chrec.c (keep_cast): Likewise.
7194 * tree.c (build_vector, build_real, build_real_from_int_cst,
7195 build_complex): Likewise.
7197 2007-01-11 Roger Sayle <roger@eyesopen.com>
7199 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7200 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7202 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7204 * configure.ac (strict1_warn): Rename to strict_warn.
7205 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7206 cc_set_by_configure, quoted_cc_set_by_configure,
7207 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7208 all_boot_languages, all_stagestuff): Remove.
7209 (target_list): Remove bootstrap targets.
7210 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7211 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7212 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7213 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7214 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7215 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7216 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7217 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7218 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7219 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7220 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7221 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7222 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7223 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7224 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7225 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7226 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7227 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7228 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7229 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7230 (mostlyclean): Adjust.
7231 (clean, distclean): Don't mention bootstrap stuff.
7232 * configure: Regenerate.
7233 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7234 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7235 treelang/config-lang.in (stagestuff): Remove.
7236 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7237 stageprofile, stagefeedback, stagestuff): Remove mention.
7239 2007-01-11 Nick Clifton <nickc@redhat.com>
7241 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7243 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7244 (mcore_arith_K_S_operand): Run the test for the S constraint not
7245 the test for the M constraint.
7246 (mcore_addsub_operand): Do not accept integer values that are
7247 larger than 32 bits.
7248 * config/mcore/mcore.md: Remove unused constraints from split.
7249 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7251 (allocate_stack): Likewise.
7252 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7253 operands to 32 bits.
7254 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7256 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7257 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7258 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7259 mcore_output_bclri, mcore_output_andn, output_inline_const,
7260 mcore_output_move, mcore_output_movedouble): Likewise.
7261 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7262 (output_inline_const): Likewise.
7263 (output_inline_const): Fix format strings used in sprintf
7265 * config/mcore/mcore-protos.h: Update prototypes for changed
7266 functions in mcore.c.
7267 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7268 HOST_WIDE_INT and not int.
7269 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7270 CONST_OK_FOR_N): Likewise.
7271 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7272 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7275 2007-01-10 Jan Hubicka <jh@suse.cz>
7277 * tree-vrp.c (remove_range_assertions): Release defs.
7278 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7279 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7281 2007-01-10 Paul Brook <paul@codesourcery.com>
7283 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7284 * config/arm/arm.md (mulsi3subsi): New insn.
7286 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7288 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7289 (tree_transform_and_unroll_loop): New.
7290 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7293 2007-01-10 Robert Kennedy <jimbob@google.com>
7295 * fold-const.c (fold_comparison): Fold comparisons like (x *
7296 1000 < 0) to (x < 0).
7298 2007-01-10 Ian Lance Taylor <iant@google.com>
7300 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7301 operands have the same priority.
7303 2007-01-10 Tom Tromey <tromey@redhat.com>
7305 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7306 (fold_binary): Likewise.
7307 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7308 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7309 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7310 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7311 * langhooks.h (struct lang_hooks): Removed field
7312 'can_use_bit_fields_p'.
7314 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7316 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7318 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7320 * function.c (get_last_funcdef_no): New function.
7321 * function.h (get_last_funcdef_no): Declare.
7322 * tree-inline.c (initialize_cfun): Add initialization.
7323 (tree_function_versioning): Cleanup.
7325 2007-01-10 Jan Hubicka <jh@suse.cz>
7327 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7330 2007-01-10 Sa Liu <saliu@de.ibm.com>
7331 Ben Elliston <bje@au.ibm.com>
7333 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7334 for SAVE_NONLOCAL and Pmode for any other save level.
7335 * spu-protos.h (spu_restore_stack_block): Declare.
7336 * spu.md (save_stack_block): Remove.
7337 (restore_stack_block): Call spu_restore_stack_block.
7338 * spu.c (spu_restore_stack_block): New function.
7339 (spu_expand_epilogue): Remove old comment.
7341 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7343 PR tree-optimization/30322
7344 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7345 (cand_value_at): Return the value as aff_tree.
7346 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7347 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7348 aff_combination_mult): New functions.
7349 (aff_combination_add): Use aff_combination_add_cst.
7350 (aff_combination_convert): Allow conversions to a wider type.
7351 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7352 * tree-affine.h (aff_combination_mult): Declare.
7354 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7356 * doc/tm.texi: Update documentation to reflect reality of exec
7357 and start file search behaviours. Update copyright year.
7358 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7359 header file directories.
7361 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7363 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7364 (*cosxf2): Rename to cosxf2_i387.
7365 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7366 using X87MODEF12 mode macro. Rename patterns to
7367 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7369 (*cosdf2, *cossf2): Ditto.
7370 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7371 to match extended input operands.
7372 (sincos<mode>3): New expander.
7373 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7374 insn patterns and corresponding splitters.
7376 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7378 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7379 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7381 2007-01-09 Nicolas Pitre <nico@cam.org>
7384 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7386 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7388 * target.h (struct gcc_target): New field library_rtti_comdat.
7389 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7390 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7391 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7392 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7394 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7396 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7398 2007-01-08 Richard Guenther <rguenther@suse.de>
7400 * tree.h (force_fit_type_double): Export.
7401 (force_fit_type): Remove.
7402 * fold-const.c (force_fit_type_double): New function.
7403 (force_fit_type): Remove.
7404 (int_const_binop): Use it.
7405 (fold_convert_const_int_from_int): Likewise.
7406 (fold_convert_const_int_from_real): Likewise.
7407 (fold_div_compare): Likewise.
7408 (fold_sign_changed_comparison): Likewise.
7409 (fold_unary): Likewise.
7410 (fold_negate_const): Likewise.
7411 (fold_abs_const): Likewise.
7412 (fold_not_const): Likewise.
7413 * c-common.c (shorten_compare): Use force_fit_type_double.
7414 * convert.c (convert_to_pointer): Likewise.
7416 2007-01-08 Richard Guenther <rguenther@suse.de>
7418 * tree.h (build_int_cst_wide_type): Export.
7419 * tree.c (build_int_cst_wide_type): New function.
7420 (build_int_cst_wide): Fix comment.
7421 * builtins.c (fold_builtin_object_size): Use build_int_cst
7422 to build -1 or 0 of the correct type. Use fit_double_type
7423 to check for overflow.
7424 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7426 (decode_field_reference): Likewise.
7427 (all_ones_mask_p): Likewise.
7428 (native_interpret_int): Use build_int_cst_wide_type.
7429 (fold_binary): Use build_int_cst_type to build an all-ones
7431 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7433 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7435 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7437 2007-01-09 Ben Elliston <bje@au.ibm.com>
7439 * genautomata.c (STATS_OPTION): New option.
7440 (stats_flag): New flag.
7441 (gen_automata_option): Handle it.
7442 (initiate_automaton_gen): Ditto.
7443 (write_automata): Output statistics only if stats_flag is
7444 set. Likewise, output time statistics only if time_flag is set.
7445 * doc/md.texi (Processor pipeline description): Document new flag.
7447 2007-01-08 Richard Guenther <rguenther@suse.de>
7449 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7450 * tree.c (build_int_cst_type): Likewise.
7451 (size_in_bytes): Don't call force_fit_type on the result.
7452 (int_fits_type_p): Use fit_double_type.
7453 * fold-const.c (fit_double_type): New function.
7454 (force_fit_type): Use it.
7455 * tree.h (fit_double_type): Export.
7457 2007-01-08 Jan Hubicka <jh@suse.cz>
7459 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7460 * ipa.c (function_and_variable_visibility): Fix return type.
7462 2007-01-08 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7465 of offset to build the index.
7466 * tree-pretty-print.c (dump_generic_node): Don't build negated
7467 const just for printing.
7468 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7469 * builtins.c (fold_builtin_int_roundingfn): Check if result
7470 fits the type by using force_fit_type and comparing the result.
7471 * predict.c (predict_loops): Use compare_tree_int for comparison.
7472 * tree.c (build_int_cst): Fall back to integer_type_node for
7474 (build_int_cst_wide): Assert type is non-null.
7476 2007-01-08 Roberto Costa <roberto.costa@st.com>
7478 * tree-vrp.c (extract_range_from_cond_expr): New.
7479 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7480 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7482 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7483 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7484 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7485 used as expressions.
7486 * tree-object-size.c (cond_expr_object_size): New.
7487 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7489 2007-01-08 Jan Hubicka <jh@suse.cz>
7491 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7492 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7495 2007-01-08 Richard Guenther <rguenther@suse.de>
7497 PR tree-optimization/23603
7498 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7499 (extract_range_from_binary): Fall back to truthvalue instead of
7500 varying for TRUTH_*_EXPR.
7501 (extract_range_from_comparison): Fall back to truthvalue instead of
7503 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7504 if all visited PHI values were constant.
7506 2007-01-08 Jan Hubicka <jh@suse.cz>
7508 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7509 (cgraph_analyze_function): break out from ...
7510 (cgraph_finalize_compilation_unit): ... here.
7511 (cgraph_expand_function): Remove forgoten commented out line.
7512 (cgraph_optimize): Analyze functions.
7514 2007-01-08 Jan Hubicka <jh@suse.cz>
7516 * tree-pas.h (TODO_remove_function): New flag.
7517 (TODO_update*): Renumber.
7518 (pass_ipa_increase_alignment,
7519 pass_ipa_function_and_variable_visibility): New passes.
7520 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7521 (cgraph_function_and_variable_visibility): Move to ipa.c
7522 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7523 cgraph_increase_alignment.
7524 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7525 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7526 calling tree-inline.
7527 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7528 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7529 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7530 (gate_increase_alignment): New function.
7531 (pass_ipa_increase_alignment): New pass.
7532 * ipa.c: Inline tree-pass.h and timevar.h
7533 (function_and_variable_visibility): Move here from cgraphunit.c
7534 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7535 * passes.c (init_optimization_passes): Add the two new passes.
7536 (execute_todo): Handle cgraph_remove_functions.
7538 2007-01-08 Nick Clifton <nickc@redhat.com>
7540 * config/frv/predicates.md (reg_or_0_operand): Accept
7543 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7545 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7546 * config.gcc: Add bfin*-rtems*.
7548 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7550 * c.opt: Add -flax-vector-conversions.
7551 * c-typeck.c (convert_for_assignment): Pass flag to
7552 vector_types_convertible_p to allow emission of note.
7553 (digest_init): Likewise.
7554 * c-opts.c: Handle -flax-vector-conversions.
7555 * c-common.c (flag_lax_vector_conversions): New.
7556 (vector_types_convertible_p): Unless -flax-vector conversions
7557 has been passed, disallow conversions between vectors with
7558 differing numbers of subparts and/or element types. If such
7559 a conversion is disallowed, possibly emit a note on the first
7560 occasion only to inform the user of -flax-vector-conversions.
7561 The new last argument specifies this.
7562 * c-common.h (flag_lax_vector_conversions): New.
7563 (vector_types_convertible_p): Add extra argument.
7564 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7565 char_type_node for V*QI type vectors.
7566 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7567 Update to satisfy new typechecking rules.
7568 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7570 * doc/invoke.texi (C Dialect Options): Document
7571 -flax-vector-conversions.
7573 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7575 PR tree-optimization/29877
7576 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7577 a register variable on the RHS to not be replaceable.
7579 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7580 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7581 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7582 const_simm15, const_pow2, const_npow2): Added.
7583 * config/score/misc.md (insv, extv, extzv, movmemsi,
7584 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7585 * config/score/score.c (score_address_cost, score_select_cc_mode):
7587 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7588 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7589 Update score_print_operand.
7590 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7591 Adjust register allocate order and update some macro define.
7592 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7593 mdx_block_move_straight, mdx_block_move_loop_head,
7594 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7595 mdx_block_move): Added.
7596 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7597 mdp_limm): Updated and fix some bug and typo.
7598 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7599 (movsf, movdf, doloop_end): Added.
7601 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7603 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7604 config/arm/thumb2.md: Fix comment typos.
7605 * doc/extend.texi: Fix a typo.
7607 2007-01-07 Eric Christopher <echristo@apple.com>
7609 * configure.ac: Check for __stack_chk_fail for darwin.
7610 * configure: Regenerate.
7612 2007-01-07 Richard Guenther <rguenther@suse.de>
7614 * tree-vrp.c (extract_range_from_assert): CSE calls to
7615 compare_values where possible.
7616 (extract_range_from_unary_expr): Likewise.
7618 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7620 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7621 * config/avr/avr.c (call_insn_operand): Delete function.
7622 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7623 instead of register number. Use predicates.
7624 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7625 call_insn_operand): Add.
7627 2007-01-06 Jan Hubicka <jh@suse.cz>
7629 * tree-pass.h (pass_build_cgraph_edges): Declare.
7630 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7631 (visited_nodes): Remove.
7632 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7633 build_cgrpah_edges; make visited_nodes local.
7634 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7635 (record_references_in_initializer): Move to cgraphbuild.c
7636 (initialize_inline_failed, rebuild_cgraph_edges,
7637 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7638 (verify_cgraph_node): Make visited_nodes local.
7639 (cgraph_analyze_function): Do not call cgraph_create_edges and
7640 initialize_inline_failed.
7641 (cgraph_expand_function): Do not call cgraph_lower_function;
7642 assert that function is already lowered.
7643 * Makefile.in (cgraphbuild.o): New.
7644 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7645 at the end of lowering passes.
7647 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7649 * ifcvt.c (cond_move_convert_if_block): New function, code
7650 factored out from...
7651 (cond_move_process_if_block): ...here. Call the new function
7652 on the THEN and ELSE blocks.
7653 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7654 already takes care of this.
7656 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7659 * tree.h (TREE_OVERFLOW_P): New.
7660 * c-typeck.c (parser_build_unary_op): Warn only if result
7661 overflowed and operands did not.
7662 (parser_build_binary_op): Likewise.
7663 (convert_for_assignment): Remove redundant overflow_warning.
7664 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7666 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7668 * c-typeck.c (store_init_value): Split over two lines to follow
7669 the GNU coding style.
7671 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7673 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7674 __GXX_EXPERIMENTAL_CXX0X__.
7675 * doc/cpp.texi: Same.
7677 2007-01-05 Richard Guenther <rguenther@suse.de>
7680 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7681 with mismatched types. Instead explicitly build a
7682 conversion NOP_EXPR.
7684 2007-01-05 Ian Lance Taylor <iant@google.com>
7686 * c-common.c (decl_with_nonnull_addr_p): New function.
7687 (c_common_truthvalue_conversion): Call it.
7688 * c-typeck.c (build_binary_op): Likewise.
7689 * c-common.h (decl_with_nonnull_addr_p): Declare.
7691 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7694 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7697 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7699 * doc/install.texi (Final install): Document the fact that
7700 the GNAT runtime should not be stripped.
7702 2007-01-04 Jan Hubicka <jh@suse.cz>
7704 * tree-inline.c (fold_marked_statements): Update operand caches
7705 and EH after folding
7707 2007-01-04 Ian Lance Taylor <iant@google.com>
7709 * c-common.c (check_function_nonnull): Whitespace fix.
7711 2007-01-04 Jan Hubicka <jh@suse.cz>
7713 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7714 comitted older version of patch.
7715 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7716 function, celanup cfg and collect garbage.
7718 2007-01-04 Mike Stump <mrs@apple.com>
7720 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7723 2007-01-04 Eric Christopher <echristo@apple.com>
7725 * libgcc2.c (__bswapsi2): Use SItype.
7726 (__bswapdi2): Use DItype.
7727 * libgcc2.h: Update for above.
7729 2007-01-04 Paul Brook <paul@codesourcery.com>
7731 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7732 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7733 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7734 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7735 umulsi3_highpart): Make conditional on !arm_arch6.
7736 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7737 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7738 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7739 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7740 umulsi3_highpart_v6): New insns.
7742 2007-01-04 Roger Sayle <roger@eyesopen.com>
7744 * fold-const.c (fold_convert): When casting an expression to void,
7745 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7746 have a type. Instead of attempting to build a NOP_EXPR, return
7747 these "special" trees directly.
7749 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7751 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7752 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7753 rs6000_cost->fp not 0 as adjustment for outer NEG.
7755 2007-01-04 Jan Hubicka <jh@suse.cz>
7757 * cgraph.c (cgraph_release_function_body): New function.
7758 (cgraph_remove_node): Use it.
7759 * cgraph.h (cgraph_release_function_body): Declare.
7760 * cgraphunit.c (cgraph_expand_function): Use it.
7761 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7762 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7763 is initialized and while compilation of other function is running.
7764 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7765 statement CFG annotations from here to ...
7766 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7768 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7770 * cfgloop.h (enum li_flags): Make the constants powers of two.
7772 2007-01-04 Jan Hubicka <jh@suse.cz>
7774 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7776 (fold_marked_statements): New function.
7777 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7778 * tree-inline.h (copy_body_data): Add statements_to_fold.
7780 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7782 * config.gcc: Mention libgcc/config.host.
7783 * Makefile.in: Update comments mentioning libgcc.
7784 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7785 (all.cross, start.encap, rest.encap, rest.cross): Update
7786 dependencies for libgcc move.
7787 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7788 (clean-target, clean-target-libgcc): Delete.
7789 (srcdirify, GCC_EXTRA_PARTS): New macros.
7790 (libgcc-support, libgcc.mvars): New rules.
7791 (distclean): Remove mention of mklibgcc.
7792 (install): Don't reference INSTALL_LIBGCC.
7793 (install-common): Don't reference EXTRA_PARTS.
7794 (install-libgcc, install-multilib): Delete rules.
7795 * mklibgcc.in: Delete file.
7796 * doc/configfiles.texi: Don't mention mklibgcc.
7798 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7799 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7800 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7801 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7802 (mklibgcc, ldblspecs): Likewise.
7804 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7805 (posixpre.def): Use $(T).
7806 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7807 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7808 (SHLIB_LINK): Make dummy.
7809 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7811 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7813 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7814 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7815 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7816 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7818 * configure.ac (all_outputs): Remove mklibgcc.
7819 * configure: Regenerated.
7821 2007-01-03 Josh Conner <jconner@apple.com>
7824 * calls.c (compute_argument_addresses): Set stack and stack_slot
7825 for partial args, too.
7826 (store_one_arg): Use locate.size.constant for the size when
7827 generating a save_area.
7829 2007-01-03 Robert Kennedy <jimbob@google.com>
7831 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7832 whose definitions are deleted due to basic block merging.
7834 2007-01-03 Paul Brook <paul@codesourcery.com>
7837 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7839 (use_return_insn): Return 0 for Thumb interrupt functions.
7840 (print_multi_reg): Add rfe argument for IRQ returns.
7841 (arm_output_epilogue): Pop interrupt return address directly into PC.
7842 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7844 2007-01-03 Paul Brook <paul@codesourcery.com>
7846 Merge from sourcerygxx-4_1.
7847 * config/arm/thumb2.md: New file.
7848 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7850 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7851 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7852 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7853 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7855 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7856 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7858 * config/arm/ieee754-sf.S: Ditto.
7859 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7860 (thumb1_base_register_rtx_p): ... to this.
7861 (thumb_index_register_rtx_p): Rename...
7862 (thumb1_index_register_rtx_p): ... to this.
7863 (thumb_output_function_prologue): Rename...
7864 (thumb1_output_function_prologue): ... to this.
7865 (thumb_legitimate_address_p): Rename...
7866 (thumb1_legitimate_address_p): ... to this.
7867 (thumb_rtx_costs): Rename...
7868 (thumb1_rtx_costs): ... to this.
7869 (thumb_compute_save_reg_mask): Rename...
7870 (thumb1_compute_save_reg_mask): ... to this.
7871 (thumb_final_prescan_insn): Rename...
7872 (thumb1_final_prescan_insn): ... to this.
7873 (thumb_expand_epilogue): Rename...
7874 (thumb1_expand_epilogue): ... to this.
7875 (arm_unwind_emit_stm): Rename...
7876 (arm_unwind_emit_sequence): ... to this.
7877 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7878 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7879 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7880 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7881 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7882 thumb2_output_casesi): New functions.
7883 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7884 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7885 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7886 THUMB2_WORK_REGS): Define.
7887 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7888 arm_condexec_mask, arm_condexec_masklen)): New variables.
7889 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7890 (arm_override_options): Check new CPU capabilities.
7891 Set new architecture flag variables.
7892 (arm_isr_value): Handle v7m interrupt functions.
7893 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7895 (const_ok_for_arm): Handle Thumb-2 constants.
7896 (arm_gen_constant): Ditto. Use movw when available.
7897 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7899 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7900 (thumb_find_work_register, arm_load_pic_register,
7901 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7902 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7903 print_multi_reg, output_mov_long_double_fpa_from_arm,
7904 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7905 output_mov_double_fpa_from_arm, output_move_double,
7906 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7907 output_return_instruction, arm_output_function_prologue,
7908 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7909 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7910 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7911 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7912 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7913 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7915 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7916 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7917 (arm_file_start): Output directive for unified syntax.
7918 (arm_unwind_emit_set): Handle stack alignment instruction.
7919 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7920 Add v6t2, v7, v7a, v7r and v7m.
7921 (RETLDM): Add Thumb-2 code.
7922 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7923 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7924 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7925 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7926 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7927 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7928 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7929 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7930 ADJUST_INSN_LENGTH): Define.
7931 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7932 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7933 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7934 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7935 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7936 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7937 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7938 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7939 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7940 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7941 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7942 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7943 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7944 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7945 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7946 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7947 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7949 * config/arm/arm-tune.md: Regenerate.
7950 * config/arm/arm-protos.h: Update prototypes.
7951 * config/arm/vfp.md: Enable patterns for Thumb-2.
7952 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7953 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7954 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7955 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7956 * config/arm/libunwind.S: Add Thumb-2 code.
7957 * config/arm/constraints.md: Update include Thumb-2.
7958 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7959 * config/arm/ieee754-df.S: Ditto.
7960 * config/arm/bpabi.S: Ditto.
7961 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7962 * config/arm/predicates.md (low_register_operand,
7963 low_reg_or_int_operand, thumb_16bit_operator): New.
7964 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7965 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7966 * config/arm/t-arm-elf: Add armv7 multilib.
7967 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7969 (UNSPEC_STACK_ALIGN, ce_count): New.
7970 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7971 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7973 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7974 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7975 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7976 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7977 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7978 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7980 * doc/extend.texi: Document ARMv7-M interrupt functions.
7981 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7983 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7985 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7986 (struct _Unwind_Context): Rename args_size to flags, remove
7987 signal_frame field, add a new args_size field and version field.
7988 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7989 _Unwind_IsExtendedContext): New inline functions.
7990 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7991 Assume by_value array is only present if _Unwind_IsExtendedContext.
7992 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7993 _Unwind_IsSignalFrame.
7994 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7995 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7996 (uw_init_context_1): Initialize context->flags to
7997 EXTENDED_CONTEXT_BIT.
7998 * config/rs6000/linux-unwind.h (frob_update_context): Use
7999 _Unwind_SetSignalFrame.
8001 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8004 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8005 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8008 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8010 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8011 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8012 RET, AT_SP): Remove.
8013 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8016 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8017 * cfgbuild.c (find_basic_blocks): Likewise.
8018 * cfgrtl.c (rtl_create_basic_block): Likewise.
8019 * function.c (temp_slots_at_level): Likewise.
8020 * reg-stack.c (stack_regs_mentioned): Likewise.
8021 * regclass.c (allocate_reg_info): Likewise.
8022 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8023 set_bb_for_stmt, move_block_to_fn): Likewise.
8024 * tree-complex.c (tree_lower_complex): Likewise.
8025 * vec.h (VEC_safe_grow_cleared): New.
8027 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8029 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8031 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8032 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8034 * cfgloopmanip.c (scale_loop_frequencies): Export.
8035 (loopify): Scale the frequencies by prescribed coefficients.
8036 (set_zero_probability): New function.
8037 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8038 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8039 and frequencies according to arguments.
8040 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8042 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8043 * modulo-sched.c (sms_schedule): Set probabilities for entering
8044 versioned loop correctly.
8045 * tree-vect-transform.c (vect_transform_loop): Ditto.
8046 * cfgloop.h (loopify, loop_version): Declaration changed.
8047 (scale_loop_frequencies): Declared.
8049 2007-01-02 Jan Hubicka <jh@suse.cz>
8051 * cgraph.c: Include tree-flow.h
8052 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8054 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8055 * tree-pass.h (pass_all_early_optimizations): Declare.
8056 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8058 (cgraph_analyze_function): Do early_local_passes.
8059 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8060 Do not add referenced vars.
8061 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8063 (gate_all_early_local_passes): New gate.
8064 (pass_early_local_passes): Use new gate.
8065 (execute_early_local_optimizations): New functions.
8066 (gate_all_early_optimizations): New gate.
8067 (pass_all_early_optimizations): New pass.
8068 (execute_free_datastructures): Free SSA only when initialized.
8069 (gate_init_datastructures): Init only when optimizing.
8070 (tree_lowering_passes): Do early local passes when called late.
8071 * tree-profile.c (do_tree_profiling): Don't profile functions added
8073 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8074 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8076 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8077 during early_local_passes.
8078 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8081 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8083 * Makefile.in: Update copyright year.
8085 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8087 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8088 in $(lang_checks) and check-consistency targets.
8090 2007-01-02 Jan Hubicka <jh@suse.cz>
8092 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8093 Do not add referenced vars.
8094 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8096 * passes.c (init_optimization_passes): Put mudflap_2 after
8097 free_datastructures.
8099 2007-01-02 Jan Hubicka <jh@suse.cz>
8101 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8102 Set NOTHROW flag on call statements proved to be nothrow.
8103 Update statement of local calls so new pure/const functions are
8104 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8106 (tree_rest_of_compilation): Register hooks and initialize bitmap
8107 early. Do not set after_inlining flag.
8109 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8111 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8112 HOST_BITS_PER_LONGLONG
8114 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8117 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8118 warning for non-static initializers.
8120 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8122 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8123 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8124 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8125 Always use set_unique_reg_note to add REG_EQUAL notes.
8127 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8130 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8132 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8133 * cfgbuild.c (find_basic_blocks): Likewise.
8134 * cfgrtl.c (rtl_create_basic_block): Likewise.
8135 * function.c (temp_slots_at_level): Likewise.
8136 * reg-stack.c (stack_regs_mentioned): Likewise.
8137 * regclass.c (allocate_reg_info): Likewise.
8138 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8139 set_bb_for_stmt, move_block_to_fn): Likewise.
8140 * tree-complex.c (tree_lower_complex): Likewise.
8141 * vec.h (VEC_safe_grow_cleared): New.
8143 2007-01-02 Ian Lance Taylor <iant@google.com>
8145 * c-common.c (c_common_truthvalue_conversion): When warning about
8146 using an assignment as a truth value, set TREE_NO_WARNING.
8148 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8151 * c.opt (Wold-style-declaration): New.
8152 * doc/invoke.texi (C-only Warning Options): New.
8153 (Wold-style-declaration): Document it.
8154 (Wextra): Enabled by -Wextra.
8155 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8156 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8157 -Wold-style-declaration.
8159 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8161 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8162 * cfgbuild.c (find_basic_blocks): Likewise.
8163 * cfgrtl.c (rtl_create_basic_block): Likewise.
8164 * function.c (temp_slots_at_level): Likewise.
8165 * reg-stack.c (stack_regs_mentioned): Likewise.
8166 * regclass.c (allocate_reg_info): Likewise.
8167 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8168 set_bb_for_stmt, move_block_to_fn): Likewise.
8169 * tree-complex.c (tree_lower_complex): Likewise.
8170 * vec.h (VEC_safe_grow_cleared): New.
8172 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8174 * c-common.c (c_common_nodes_and_builtins): Since variants of
8175 void_type_node get built before it is given a name, we need to
8176 give those variants the name, too.
8177 (complete_array_type): We need to work with the canonical main
8178 type of the array, from which we will build the qualified version.
8179 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8180 * print-tree.c (print_node): Display canonical type information
8182 * stor-layout.c (layout_type): When we don't know the
8183 alignment of a type for which we're building an array, we end up
8184 guessing wrong, so make the type require structural equality.
8185 * tree.c (make_node_stat): When we build a new type, it is its
8187 (build_type_attribute_qual_variant): When building an attribute
8188 variant, its canonical type is the non-attribute variant. However,
8189 if the attributes are target-dependent and they differ, we need to
8190 use structural equality checks for this type.
8191 (build_qualified_type): A qualified type is not equivalent to its
8192 unqualified variant; set the canonical type appropriately.
8193 (build_distinct_type_copy): When building a distinct type from
8194 another type, the new type is its own canonical type.
8195 (build_variant_type_copy): When building a new type variant, we
8196 assume that it is equivalent to the original type.
8197 (build_pointer_type_for_mode): When building a pointer type, also
8198 build a canonical type pointer.
8199 (build_reference_type_for_mode): When building a reference type,
8200 also build a canonical type reference.
8201 (build_index_type): When we can't hash an index type (e.g.,
8202 because its maximum value is negative), the index type requires
8203 structural equality tests.
8204 (build_array_type): Build the canonical form of an array type.
8205 (build_function_type): Function types require structural equality,
8206 because they contain default arguments, attributes, etc.
8207 (build_method_type_directly): Ditto for method types.
8208 (build_offset_type): Build the canonical offset type.
8209 (build_complex_type): Build the canonical vector type.
8210 (make_vector_type): Build the canonical vector type.
8211 * tree.h (TYPE_CANONICAL): New.
8212 (TYPE_STRUCTURAL_EQUALITY_P): New.
8213 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8214 (struct tree_type): Added "canonical" field.
8215 * params.h (VERIFY_CANONICAL_TYPES): New.
8216 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8217 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8218 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8219 * doc/invoke.texi (verify-canonical-types): Document --param
8220 parameter for verifying canonical types.
8222 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8224 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8225 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8226 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8227 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8229 * config/rs6000/e500.h: New.
8230 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8231 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8233 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8234 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8235 TARGET_E500_DOUBLE): Remove.
8236 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8237 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8238 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8239 * config/rs6000/rs6000.c (rs6000_override_options): Use
8242 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8244 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8245 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8246 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8247 rs6000_emit_cmove): Don't check TARGET_E500.
8248 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8249 sordered): Don't check TARGET_E500.
8251 2007-01-01 Eric Christopher <echristo@apple.com>
8253 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8254 HARD_REGISTER_NUM_P.
8256 2007-01-01 Roger Sayle <roger@eyesopen.com>
8258 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8259 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8260 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8263 2007-01-01 Mike Stump <mrs@apple.com>
8265 * configure.ac: Remove support for building with Apple's gcc-3.1.
8267 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8270 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8271 REG is a hard register. Do not modify REG before calling
8273 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8274 multiple of the size of YMODE for certain lowpart cases.
8276 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8279 * gimplify (voidify_wrapper_expr): Update for
8282 2007-01-01 Andreas Schwab <schwab@suse.de>
8285 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8286 save of BR0 in extra_spill_size instead of spill_size.
8287 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8289 (ia64_expand_epilogue): Restore BR0 from its new location.
8291 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8293 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8294 Use a temporary variable if the left hand side is not a gimple
8297 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8299 * gimplify.c (gimplify_return_expr): Make the temporary variable
8300 for the return expression, a gimple register variable.
8302 2007-01-01 Jan Hubicka <jh@suse.cz>
8304 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8307 2007-01-01 Mike Stump <mrs@apple.com>
8309 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8311 * config/darwin.c (machopic_select_rtx_section): Use
8313 (darwin_mergeable_constant_section): Likewise.
8314 * configure: Regenerate.
8315 * config.in: Regenerate.
8317 2007-01-01 Jan Hubicka <jh@suse.cz>
8318 Andrew Pinski <pinskia@gmail.com>
8320 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8321 before starting IPA passes.