1 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4 (regmove_bb_head): Remove.
5 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7 problems with fixup_match_1.
8 Don't initialize/free regmove_bb_head.
10 (reg_is_remote_constant_p): If an insn is in the same basic block
11 but not before INSN, consider it remote, too.
13 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
17 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22 (CONDITIONAL_REGISTER_USAGE): Likewise.
24 2007-04-04 Richard Henderson <rth@redhat.com>
26 * config/alpha/lib1funcs.asm: Remove unused file.
28 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
31 * opts.c (print_specific_help): Fix --help=<language>
33 (common_handle_option): Support --help=common.
35 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
38 * gcc.c (main): Do not run the linker if
39 print_subprocess_help indicates that it shouldn't be
42 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
45 * doc/invoke.texi (--help=): Document <languages> value, fix
46 formatting in tables of values.
48 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
50 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
51 dllimport attribute of virtual methods.
53 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
55 * config/score/crti.asm: Change _bss_start to __bss_start.
56 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
57 (OUTGOING_REG_PARM_STACK_SPACE) update.
58 * config/score/score.opt: add options to make backend support
59 score5, score5u, score7 and score7d.
60 * config/score/score.md: Likewise.
61 * config/score/misc.md: Likewise.
62 * config/score/mac.md: Likewise.
63 * doc/invoke.texi: Likewise.
64 * doc/md.texi: update constraints define.
66 2007-04-03 Richard Henderson <rth@redhat.com>
68 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
69 an appropriate type, use the mode instead.
71 2007-04-03 Richard Sandiford <richard@codesourcery.com>
73 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
74 Set the default --with-arch setting to mips2.
75 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
76 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
77 (MULTILIB_OSDIRNAMES): Delete.
78 (MULTILIB_DIRNAMES): Define.
79 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
80 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
81 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
82 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
83 VXWORKS_OS_CPP_BUILTINS.
84 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
85 (MIPS_DEBUGGING_INFO): Undefine.
86 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
88 2007-04-03 Jakub Jelinek <jakub@redhat.com>
91 * fold-const.c (native_encode_real): Encode real.c provided longs
92 as a series of 32-bit native integers.
93 (native_interpret_real): Interpret buffer as a series of 32-bit
96 2007-04-03 Richard Guenther <rguenther@suse.de>
98 * genpreds.c (write_insn_constraint_len): Write function
99 optimized for CONSTRAINT_LEN implementation.
100 (write_tm_preds_h): Output insn_constraint_len inline and
101 use it for CONSTRAINT_LEN.
102 (write_insn_preds_c): Don't output insn_constraint_len.
103 * doc/md.texi (define_register_constraint): Document multi-letter
104 constraints shall have the same length if they start with the same
107 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/i386.md (isinf<mode>2): Expand only when
111 TARGET_C99_FUNCTIONS is set.
113 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
115 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
116 (x86_64-*-linux*): Ditto.
117 * config/i386/i386.opt (mpc): New option.
118 * config/i386/i386.c (overrride_options): Handle
119 ix87_precision_string.
120 * config/i386/crtprec.c: New file.
121 * config/i386/t-crtpc: Ditto.
122 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
124 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
125 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
126 crtprec32.o, crtprec64.o and crtprec80.o.
128 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
130 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
132 2007-04-02 Eric Christopher <echristo@apple.com>
134 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
135 limitations on darwin.
137 2007-04-02 Anatoly Sokolov <aesok@post.ru>
140 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
142 2007-04-02 Dave Korn <dave.korn@artimi.com>
144 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
146 2007-04-02 Dave Korn <dave.korn@artimi.com>
148 * libgcc2.h (exception_descriptor): Don't forward-declare.
149 (__get_eh_table_language, __get_eh_table_version): Delete
150 prototypes of long-dead functions.
152 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
154 * ebitmap.h: New file
155 * ebitmap.c: New file
156 * Makefile.in (ebitmap.o): New target.
158 2007-04-01 Jan Hubicka <jh@suse.cz>
160 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
161 before very first instruction.
163 2007-04-01 Jan Hubicka <jh@suse.cz>
165 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
166 waring on 64bit hosts.
167 * bitmap.h: Fix typo in bitmap_head_def.
169 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
171 PR rtl-optimization/31391
172 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
173 into a DELETED_LABEL note, and the label is in an empty basic
174 block, update BB_END as well as BB_HEAD.
176 2007-04-01 Richard Henderson <rth@redhat.com>
178 PR tree-optimization/31169
179 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
180 to varying if the range is outside [0, prec-1].
182 2007-04-01 Richard Sandiford <richard@codesourcery.com>
185 * config/mips/mips.md (load_const_gp): New insn.
186 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
187 the MIPS16 GP pseudo register if no_new_pseudos.
188 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
190 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
193 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
195 (call_value): Likewise.
197 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
198 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
201 * doc/invoke.texi: (optimization options): Reword description
202 of -ffast-math. Document its primary purpose.
204 2007-03-31 Richard Guenther <rguenther@suse.de>
206 * omp-low.c (splay-tree.h): Include.
207 (lookup_decl): Replace splay-tree usage by pointer-map.
208 (maybe_lookup_decl): Likewise.
209 (new_omp_context): Likewise.
210 (delete_omp_context): Likewise.
211 * gimplify.c (splay-tree.h): Include.
212 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
214 (remap_ssa_name): Likewise.
215 (remap_decl): Likewise.
216 (remap_type_1): Likewise.
217 (remap_type): Likewise.
218 (copy_body_r): Likewise.
219 (expand_call_inline): Likewise.
220 (clone_body): Likewise.
221 (copy_tree_r): Likewise.
222 (remap_save_expr): Likewise.
223 (unsave_r): Likewise.
224 (unsave_expr_now): Likewise.
225 (tree_function_versioning): Likewise.
226 (build_duplicate_type): Likewise.
227 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
228 (struct copy_body_data): Replace splay-tree by pointer-map.
229 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
231 (gimplify.o): Depend on $(SPLAY_TREE_H).
232 (omp-low.p): Likewise.
234 2007-03-31 Anatoly Sokolov <aesok@post.ru>
236 * config/avr/predicates.md (even_register_operand,
237 odd_register_operand): New predicates.
238 * config/avr/avr.md (movw peephole2): New.
239 (movw_r peephole2): New.
241 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
243 * tree.h (get_signed_or_unsigned_type): New.
244 * fold-const.c (operand_equal_for_comparison_p): Use
245 get_signed_or_unsigned_type instead of
246 lang_hooks.types.signed_or_unsigned_type.
247 * expr.c (store_expr): Ditto.
248 * langhooks.c (get_signed_or_unsigned_type): New.
249 (lhd_signed_or_unsigned_type): New.
250 * langhooks.h (lhd_signed_or_unsigned_type): New.
251 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
253 2007-03-30 Richard Henderson <rth@redhat.com>
255 * tree-ssa-loop-ivopts.c: Include target.h.
256 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
257 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
258 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
259 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
261 2007-03-30 Richard Henderson <rth@redhat.com>
262 Kai Tietz <kai.tietz@onevision.com>
264 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
266 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
267 (TARGET_64BIT_MS_ABI): New.
268 (DBX_REGISTER_NUMBER): Handle 64-bit.
269 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
270 (LONG_TYPE_SIZE): Force to 32.
271 (REG_PARM_STACK_SPACE): New.
272 (OUTGOING_REG_PARM_STACK_SPACE): New.
273 (REGPARM_MAX, SSE_REGPARM_MAX): New.
274 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
275 (STACK_BOUNDARY): Use 128 for 64-bit.
276 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
277 Add 64-bit implementation.
278 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
280 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
281 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
282 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
283 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
284 (ix86_handle_cconv_attribute): Don't warn when ignoring if
286 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
287 (ix86_pass_by_reference): Likewise.
288 (ix86_function_value_regno_p): Likewise.
289 (ix86_build_builtin_va_list): Likewise.
290 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
291 (function_arg_advance_ms_64): New.
292 (function_arg_advance): Call it.
293 (function_arg_ms_64): New.
294 (function_arg): Call it.
295 (function_value_ms_64): New.
296 (ix86_function_value_1): Call it.
297 (return_in_memory_ms_64): New.
298 (ix86_return_in_memory): Call it.
299 (setup_incoming_varargs_ms_64): New.
300 (ix86_setup_incoming_varargs): Call it.
301 (ix86_expand_prologue): Handle 64-bit stack probing.
302 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
303 (output_pic_addr_const): Likewise.
304 (x86_this_parameter): Likewise.
305 (x86_output_mi_thunk): Likewise.
306 (x86_function_profiler): Likewise.
307 (TARGET_STRICT_ARGUMENT_NAMING): New.
308 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
309 (TARGET_64BIT_MS_ABI): New.
310 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
311 * config/i386/i386.md (allocate_stack_worker): Remove.
312 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
313 describe the clobber of eax without a match_scratch.
314 (allocate_stack_worker_postreload): Remove.
315 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
316 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
317 (allocate_stack_worker_rex64_postreload): Remove.
318 (allocate_stack): Handle 64-bit.
319 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
320 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
321 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
322 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
323 (STANDARD_STARTFILE_PREFIX_1): Likewise.
324 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
325 * config.build (x86_64-*-mingw*): New host.
326 * config.host (x86_64-*-mingw*): New host.
327 * config.gcc (x86_64-*-mingw*): New target.
328 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
330 2007-03-30 Richard Henderson <rth@redhat.com>
331 Kai Tietz <kai.tietz@onevision.com>
333 * c-pragma.c (struct def_pragma_macro_value): New.
334 (struct def_pragma_macro): New.
335 (pushed_macro_table): New.
336 (dpm_hash, dpm_eq): New.
337 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
338 (init_pragma): Install them.
339 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
341 2007-03-30 Anatoly Sokolov <aesok@post.ru>
343 * config/avr/avr.c (avr_override_options): Clear
344 'flag_delete_null_pointer_checks'.
346 2007-03-30 Paolo Carlini <pcarlini@suse.de>
349 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
350 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
351 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
352 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
353 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
354 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
355 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
357 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
359 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
361 * regmove.c: Move all of pass_stack_adjustments from here...
362 * combine-stack-adj.c: ...to this new file.
363 * Makefile.in: Add rules for combine-stack-adj.o.
365 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
367 PR tree-optimization/31383
368 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
369 to have the same length.
371 2007-03-30 Jan Hubicka <jh@suse.cz>
374 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
375 availablility; add more sanity checking; ask varpool only about
378 2007-03-29 Richard Henderson <rth@redhat.com>
380 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
381 to decide, but __SIZEOF_LONG_LONG__.
383 2007-03-29 Richard Henderson <rth@redhat.com>
385 * emutls.c (struct __emutls_array): New.
386 (emutls_destroy): Use it instead of casting element 0 from void*.
387 (__emutls_get_address): Likewise.
389 2007-03-29 Richard Henderson <rth@redhat.com>
391 * varasm.c (initializer_constant_valid_p): Don't deny
392 DECL_DLLIMPORT_P on functions.
394 * config/i386/cygming.h: Remove function declarations.
395 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
396 (ASM_OUTPUT_LABELREF): Remove.
397 (COMMON_ASM_OP): Remove.
398 (ASM_OUTPUT_COMMON): Remove.
399 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
400 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
401 (ASM_DECLARE_FUNCTION_NAME): Likewise.
402 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
403 Rename from TARGET_ENCODE_SECTION_INFO.
404 * config/i386/netware.h: Likewise.
405 * config/i386/i386-protos.h: Update.
406 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
407 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
408 (legitimate_constant_p): Reject dllimports.
409 (dllimport_map, get_dllimport_decl): New.
410 (legitimize_dllimport_symbol): New.
411 (legitimize_address, ix86_expand_move): Use it.
412 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
413 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
414 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
415 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
416 * config/i386/predicates.md (constant_call_address_operand): Only
417 accept symbols; reject dllimport_p symbols.
418 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
419 i386_pe_maybe_record_exported_symbol.
420 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
421 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
422 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
423 trust the setting of DECL_DLLIMPORT_P.
424 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
425 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
426 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
427 tidy the argument scanning loop.
428 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
429 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
430 (i386_pe_strip_name_encoding): Remove.
431 (i386_pe_binds_local_p): New.
432 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
433 (i386_pe_output_labelref): Remove.
434 (i386_pe_asm_output_aligned_decl_common): New.
435 (i386_pe_maybe_record_exported_symbol): Rename from
436 i386_pe_record_exported_symbol; check for dllexported symbols.
438 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
440 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
441 add comment explaining why vsnprintf cannot be used.
443 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
445 PR tree-optimization/30666
446 * tree.c (build_complex_type): When creating type names for DWARF2
447 debug info, create TYPE_DECLs for TYPE_NAME instead of
449 (build_common_tree_nodes_2): Use build_complex_type when building
450 predefined complex types, to preserve canonical types.
452 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
454 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
455 (noce_get_alt_condition): Look at it to determine whether to
456 reverse the condition or not.
457 (noce_get_condition): Substitute the truth for lies.
458 (noce_find_if_block): Set the then_else_reversed field.
460 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
462 * config/fr30/fr30.md (movdi): Do not accept immediates as the
463 destination of this insn.
464 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
465 than calling gen_rtx_SET directly. Use r0 to hold the value of
466 'address + 4' rather than a stack based temporary which can be
469 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
471 * config/s390/s390.c (s390_secondary_input_reload_class,
472 s390_secondary_output_reload_class): Functions removed.
473 (s390_secondary_reload): New function.
474 (TARGET_SECONDARY_RELOAD): Target macro defined.
475 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
476 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
477 * config/s390/s390.md ("reload_outti", "reload_outdi",
478 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
479 "reload_out<mode>"): Expanders removed.
480 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
481 "reload<mode>_nonoffmem_out"): Expanders added.
483 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
485 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
486 SRC->DEST replacement failed anyway.
488 2007-03-28 Mike Stump <mrs@apple.com>
490 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
491 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
492 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
494 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
496 * config.gcc: Accept barcelona as a variant of amdfam10.
497 * config/i386/i386.c (override_options): Likewise.
498 * doc/invoke.texi: Likewise.
500 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
502 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
503 offsets for BIT_FIELD_REF and COMPONENT_REF.
505 2007-03-28 Richard Guenther <rguenther@suse.de>
507 * tree.c (is_global_var): Move ...
508 * tree-flow-inline.h (is_global_var): ... here.
509 * tree.h (is_global_var): Remove declaration.
511 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
515 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
516 * config/i386/i386.c (ix86_tune_features): Initialize new
518 * config/i386/predicates.md (promotable_binary_operator): Use
519 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
521 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
524 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
526 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
528 * config/fr30/fr30.md (movsi_internal): Change destination
529 constraint from m to V and add m to the end.
531 2007-03-28 Christian Bruel <christian.bruel@st.com>
533 * config/sh/sh.md (movsi_i): Fix type attribute.
535 2007-03-28 Christian Bruel <christian.bruel@st.com>
537 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
538 (movsf_ie): Likewise.
540 2007-03-28 Christian Bruel <christian.bruel@st.com>
542 * config.gcc: Add sh4-300 to multilib.
543 * config/sh/t-mlib-sh4-300: New file.
545 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
547 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
548 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
550 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
551 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
552 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
553 "fixuns_trunctddi2"): Whitespace fix.
555 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
557 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
558 the definition of struct sh_args.
559 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
560 CALL_COOKIE_INT_REG_GET): Likewise.
562 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
564 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
565 transformations are applied successfully.
567 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
569 * tree.c (tree_contains_struct): Permit 512 tree codes.
570 * tree.h (tree_contains_struct): Ditto.
571 (MAX_TREE_CODES): Ditto.
572 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
573 SPARE member to store remaining padding bits.
575 2007-03-27 Anatoly Sokolov <aesok@post.ru>
577 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
580 2007-03-27 Janis Johnson <janis187@us.ibm.com>
582 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
583 * configure: Regenerate.
585 * configure: Regenerate using the correct version of autoconf.
587 2007-03-27 Anatoly Sokolov <aesok@post.ru>
589 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
591 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
592 regs to "__SP_L__" and "__SP_H__".
594 2007-03-27 Richard Guenther <rguenther@suse.de>
596 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
597 computations with it with a HOST_WIDE_INT variable.
599 2007-03-26 Mike Stump <mrs@apple.com>
601 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
602 objective-c-header, objective-c++-header and objc++-cpp-output
604 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
606 2007-03-26 Richard Henderson <rth@redhat.com>
609 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
610 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
611 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
612 IX86_BUILTIN_PSRLQ128): New.
613 (ix86_init_mmx_sse_builtins): Add them.
614 (ix86_expand_builtin): Expand them.
615 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
617 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
618 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
619 _mm_srli_epi64): Mark __B const.
620 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
621 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
622 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
623 new two-vector shift builtins.
625 2007-03-26 Ian Lance Taylor <iant@google.com>
627 PR tree-optimization/31345
628 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
629 [+INF, +INF(OVF)] into VARYING.
631 2007-03-26 Zack Weinberg <zackw@panix.com>
633 * gengtype-parse.c: New file.
634 * gengtype-yacc.y: Delete.
635 * gengtype-lex.l: Don't include gengtype-yacc.h.
636 Define YY_DECL and yyterminate appropriately for recursive
637 descent parser. yylval is now a string out-parameter to yylex.
638 (HWS, EOID): New shorthand.
639 (IWORD): Add a couple more types.
640 (yylex): Add a setup stanza. Remove the complex rules for
641 detecting GTY'ed types and typedefs; replace with simple
642 keyword detectors. Adjust everything for the changed
643 definition of yylval. Ignore all pp-directives, not just #define.
645 (parse_file): Rename yybegin; do not call yyparse.
647 * gengtype.c (xasprintf): Export again.
648 (this_file): New. Use everywhere __FILE__ was being used.
649 (get_lang_bitmap): Special case types defined in gengtype.c.
650 (do_typedef, new_structure): Suppress definition of certain types.
651 (new_structure): Improve diagnostics of duplicate definitions.
652 Make sure location_s is associated with input.h.
653 (nreverse_pairs, define_location_structures): New functions.
654 (main): Improve tagging of kludge types. Remove old kludges
655 for input.h types; use define_location_structures.
656 * gengtype.h: Update prototypes. Define token codes here.
657 * Makefile.in: Remove all references to gengtype-yacc.
658 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
660 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
661 add GTY((skip)) to the field that's only conditionally there.
662 * doc/install.texi: Document that Bison is no longer required
663 unless building treelang.
665 * gengtype.c: Don't include gtyp-gen.h.
666 (srcdir): Declare here.
667 (base_files, lang_dir_names): Allocate dynamically.
668 (gt_files, num_gt_files, num_lang_dirs): New globals.
669 (measure_input_list, read_input_line, read_input_list)
670 (set_lang_bitmap): New functions.
671 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
672 simplify, relying on read_input_list to set up the bitmaps.
673 (main): Arguments are no longer unused. Check for correct number
674 of command line arguments, set srcdir and srcdir_len, then call
675 read_input_list, before doing anything else. No need to worry
676 about duplicates in main loop.
677 * configure.ac: Simplify the calculation of all_gtfiles.
678 Put language tags in there. Don't set or substitute
679 all_gtfiles_files_langs or all_gtfiles_files_frags.
680 * Makefile.in: Revamp the way gengtype is invoked, now that it
681 takes a file on its command line with a much simpler format.
682 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
683 (GTFILES): Remove duplicates and C source files.
684 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
685 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
686 * configure: Regenerate.
688 * gengtype.h: Remove all type definitions to gengtype.c; leave
689 only definitions of options_p, type_p, and pair_p as opaque
690 pointers. Update prototypes.
691 * gengtype.c: Many type definitions moved here from gengtype.h.
692 Consolidate type definitions at the top of the file.
693 (xvasprintf): Delete.
694 (xasprintf): Make static.
695 (create_nested_pointer_option): Add 'next' parameter.
696 (create_field_all, create_field_at): New functions.
697 (create_field): Now a thin wrapper around create_field_all.
698 (create_optional_field): Rename create_optional_field_ and add
699 line argument. Original name is now a macro which supplies
701 (oprintf): Use vsnprintf directly.
702 (close_output_files): Use fatal rather than perror/exit.
703 (note_def_vec, note_def_vec_alloc): Use create_field_at.
704 (main): Set progname. Don't use exit.
705 * gengtype-yacc.y (struct_fields): Use create_field_at.
706 (option, optionseqopt): Delete.
707 (optionseq): Consolidate productions from option here so we
708 can use the first argument to create_option.
710 * gengtype-lex.l: Distinguish unions from structures in the
711 token type. Don't call find_structure; return the tag as a string.
712 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
713 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
714 Reorganize typedef_struct production accordingly.
715 Use create_nested_ptr_option.
716 * gengtype.c (create_nested_ptr_option): New function.
717 * gengtype.h: Declare it.
719 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
720 (string_type): Don't declare.
721 (do_scalar_typedef): Declare.
722 (create_scalar_type): Update prototype.
723 * gengtype.c (string_type): Make static.
724 (scalar_nonchar, scalar_char): New.
725 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
726 (resolve_typedef): Use scalar_nonchar for error recovery.
727 (create_scalar_type): Remove name_len field. Return scalar_char
728 or scalar_nonchar as appropriate.
729 (adjust_field_type): Look at scalar_is_char boolean to decide whether
731 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
733 (main): Initialize scalar_char and scalar_nonchar before calling
735 * gengtype-lex.l: Adjust for removal of second argument to
736 create_scalar_type. Use yylval.s instead of yylval.t when
738 * gengtype-yacc.y: Type of SCALAR is string. Call
739 create_scalar_type from type:SCALAR rule. Adjust for removal of
740 second argument to create_scalar_type.
742 * vec.h: Remove all #if IN_GENGTYPE blocks.
743 Add comment saying that changes may require adjustments to gengtype.
744 * gengtype.c: Don't include coretypes.h or tm.h.
745 Add comment to inclusion of errors.h.
746 (note_def_vec, note_def_vec_alloc): New functions.
747 * gengtype.h: Declare new functions.
748 * gengtype-lex.l: Don't include coretypes.h.
749 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
751 (update_lineno): Remove unnecessary prototype.
752 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
753 (VEC rule): Just return VEC_TOKEN.
754 * gengtype-yacc.y (VEC_TOKEN): New token type.
755 (type): Add a production for VEC(a,b).
756 * Makefile.in: Update dependencies.
758 * gengtype-lex.l: Remove rules for parsing pointer-to-function
759 typedefs that use the old PARAMS macro.
761 * gengtype-lex.l: Remove all rules and states relating to yacc
763 * gengtype-yacc.y: Similarly.
764 * gengtype.c (note_yacc_type): Delete function.
765 * gengtype.h: Update prototypes.
767 2007-03-26 Joseph Myers <joseph@codesourcery.com>
769 * tree-pretty-print.c (dump_generic_node): Report precision of
770 unnamed integer types.
772 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
774 * ifcvt.c (noce_try_store_flag_constants): Don't check
776 (noce_try_store_flag_constants): Don't check no_new_pseudos.
777 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
778 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
779 noce_try_sign_mask): Likewise.
780 (if_convert): Check no_new_pseudos here.
782 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
784 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
785 (noce_get_condition): Handle new then_else_reversed argument.
786 (noce_init_if_info): Remove, fold into noce_find_if_block.
787 (noce_process_if_block): Take a struct noce_if_info as the
788 argument. Don't set up one based on ce_if_info. Update pointer
789 references accordingly.
790 (cond_move_process_if_block): Likewise.
791 (process_if_block): Removed.
792 (find_if_block): Removed. Move functionality two new functions,
793 noce_find_if_block and cond_exec_find_if_block.
794 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
795 blocks and the symmetric IF-ELSE-JOIN case.
796 (cond_exec_find_if_block): Also new function mostly based on old
797 find_if_block and process_if_block.
798 (find_if_header): Replace find_if_block call with separately
799 guarded calls to noce_find_if_block and cond_exec_find_if_block.
800 (find_cond_trap): Update noce_get_condition call.
801 (dead_or_predicable): Likewise.
803 2007-03-26 Jakub Jelinek <jakub@redhat.com>
805 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
807 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
808 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
809 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
810 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
811 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
812 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
813 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
814 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
815 __builtin_ia32_psrad128 builtins.
817 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
819 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
820 * config/i386/constraints.md
821 (define_constraint "I"): Use IN_RANGE macro.
822 (define_constraint "J"): Ditto.
823 (define_constraint "K"): Ditto.
824 (define_constraint "M"): Ditto.
825 (define_constraint "N"): Ditto.
826 (define_constraint "O"): Ditto.
827 * config/i386/predicates.md
828 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
829 (define_predicate "const_0_to_3_operand"): Ditto.
830 (define_predicate "const_0_to_7_operand"): Ditto.
831 (define_predicate "const_0_to_15_operand"): Ditto.
832 (define_predicate "const_0_to_63_operand"): Ditto.
833 (define_predicate "const_0_to_255_operand"): Ditto.
834 (define_predicate "const_1_to_31_operand"): Ditto.
835 (define_predicate "const_2_to_3_operand"): Ditto.
836 (define_predicate "const_4_to_7_operand"): Ditto.
838 2007-03-25 David Edelsohn <edelsohn@gnu.org>
840 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
841 in SImode for save_world.
842 * config/rs6000/altivec.md (save_world, restore_world): Convert to
845 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
847 PR tree-optimization/30784
848 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
851 2007-03-25 Revital Eres <eres@il.ibm.com>
853 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
854 Fold movement_possibility function into it.
856 2007-03-25 David Edelsohn <edelsohn@gnu.org>
858 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
859 (load_macho_picbase_{si,di}): Convert to LR hard reg.
860 (call_indirect_nonlocal_darwin64): Same.
861 (call_nonlocal_darwin64): Same.
862 (call_value_indirect_nonlocal_darwin64): Same.
863 (call_value_nonlocal_darwin64): Same.
864 (sibcall_nonlocal_darwin64): Same.
865 (sibcall_value_nonlocal_darwin64): Same.
866 (sibcall_symbolic_64): Same.
867 (sibcall_value_symbolic_64): Same.
868 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
870 (rs6000_emit_load_toc_table): Same.
871 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
872 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
878 (load_toc_v4_pic_si): Same
879 (load_toc_v4_PIC_1): Same.
880 (load_toc_v4_PIC_1b): Same.
881 (call_indirect_aix{32,64}): Same.
882 (call_value_indirect_aix{32,64}): Same.
885 (call_local{32,64}): Same.
886 (call_value_local{32,64}): Same.
887 (call_indirect_nonlocal_aix{32,64}): Same.
888 (call_nonlocal_aix{32,64}): Same.
889 (call_value_indirect_nonlocal_aix{32,64}): Same.
890 (call_value_nonlocal_aix{32,64}): Same.
891 (call_indirect_nonlocal_sysv<mode>): Same.
892 (call_nonlocal_sysv<mode>): Same.
893 (call_value_indirect_nonlocal_sysv<mode>): Same.
894 (call_value_nonlocal_sysv<mode>): Same.
896 (sibcall_local{32,64}): Same.
897 (sibcall_value_local{32,64}): Same.
898 (sibcall_nonlocal_aix{32,64}): Same.
899 (sibcall_value_nonlocal_aix{32,64}): Same.
900 (sibcall_nonlocal_sysv<mode>): Same.
901 (sibcall_value): Same.
902 (sibcall_value_nonlocal_sysv<mode>): Same.
904 2007-03-24 Paul Brook <paul@codesourcery.com>
906 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
907 * config/arm/linux-eabi.h: Remove legacy syscall hack.
909 2007-03-24 Richard Henderson <rth@redhat.com>
911 * config/ia64/constraints.md: New file.
912 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
913 satisfies_constraint_?.
914 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
915 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
916 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
917 ia64_output_mi_thunk): Likewise.
918 (ia64_const_ok_for_letter_p): Remove.
919 (ia64_const_double_ok_for_letter_p): Remove.
920 (ia64_extra_constraint): Remove.
921 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
922 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
923 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
924 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
925 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
926 EXTRA_MEMORY_CONSTRAINT): Remove.
927 * config/ia64/ia64.md: Include constriants.md. Replace
928 CONST_OK_FOR_? with satisfies_constraint_?.
930 2007-03-23 Michael Meissner <michael.meissner@amd.com>
931 H.J. Lu <hongjiu.lu@intel.com>
933 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
935 (name macros): Use DPD_BID_NAME to convert names properly.
937 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
938 decimal floating point format.
939 (init_floating_libfuncs): Change decimal functions so that they
940 have a "bid_" prefix if the decimal system uses the BID format,
941 and "dpd_" prefix if the decimal system uses the DPD format.
942 (init_interclass_conv_libfuncs): Ditto.
943 (init_intraclass_conv_libfuncs): Ditto.
945 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
946 using the BID format.
948 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
949 whether we are using the BID decimal format.
950 * configure: Regenerate.
952 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
953 the compiler has decimal floating point enabled. Define
954 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
957 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
958 using the BID format.
960 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
961 whether we are using the BID decimal format.
962 * configure: Regenerate.
964 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
965 the compiler has decimal floating point enabled. Define
966 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
969 * doc/install.texi (--enable-decimal-float): Document BID and DPD
970 options, and that it is enabled for i386/x86_64 systems.
972 * Makefile.in (enable_decimal_float): New.
974 (DECNUMINC): Add -I$(DECNUMFMT).
975 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
976 to $(DECNUMFMT) from $(DECNUM).
978 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
979 Substitute enable_decimal_float.
980 * configure: Regenerated.
983 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
986 * configure.ac: Enable decimal float for x86_64-*-linux*.
987 * configure: Regenerated.
990 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
991 decimal128ClearSign to flip and clear the sign bit in decimal128.
992 (decimal_real_maxval): Set decimal128SetSign to set the sign
995 2007-03-23 Ian Lance Taylor <iant@google.com>
997 * fold-const.c (fold_binary): Correct warning for X - c >= X.
999 2007-03-23 Ian Lance Taylor <iant@google.com>
1001 * tree-dump.c (dump_files): Correct comment.
1003 2007-03-23 Ian Lance Taylor <iant@google.com>
1005 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1007 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1009 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1010 in cfglayout mode. Don't go into and out of cfglayout mode.
1011 Link the blocks in the order of the constructed traces.
1012 (rest_of_handle_tracer): Adjust call to tracer.
1013 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1014 Don't go into cfglayout mode.
1015 (rtl_loop_done): Don't go out of cfglayout mode.
1016 * cfglayout.c (relink_block_chain): New function, split out from...
1017 (fixup_reorder_chain): ...here. Remove redundant checking.
1018 (cfg_layout_finalize): Don't clear the header, footer, and aux
1019 fields here, move the code to do so to relink_block_chain. Likewise
1020 for free_original_copy_tables.
1021 * rtl.h (tracer): Update prototype.
1022 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1023 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1024 mode. Use relink_block_chain to serialize the CFG according to the
1025 new basic block order. Move targetm.cannot_modify_jumps_p check from
1027 (gate_handle_reorder_blocks): ...to here.
1028 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1030 (gate_duplicate_computed_gotos): ...to here.
1031 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1032 something always changes when going into and out of cfglayout mode.
1033 Perform an expensive cfg cleanup while going into cfglayout mode.
1034 Always update liveness information on HAVE_conditional_execution
1035 targets. Reserialize the basic blocks and go out of cfglayout mode.
1036 * reg-stack.c: Include cfglayout.h.
1037 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1038 the call to reorder_basic_blocks.
1039 * basic-block.h (reorder_basic_blocks): Update prototype.
1040 (relink_block_chain): New prototype.
1041 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1043 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1045 * config/mips/mips.md (type, hazard, *movdi_32bit,
1046 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1047 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1048 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1049 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1050 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1052 (movcc): Change first xfer to multi.
1053 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1054 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1055 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1056 config/mips/generic.md: Change reservations using "xfer" to use
1058 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1059 using match_operand.
1060 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1061 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1063 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1065 2007-03-22 Richard Henderson <rth@redhat.com>
1067 * config/i386/i386.c: Remove unnecessary function declarations.
1068 Move targetm definition, and all related macros, to the end of
1069 the file. Resort some functions to put definitions before uses.
1070 (ix86_attribute_table): Make static. Move to end of file.
1071 (ix86_gimplify_va_arg): Make static.
1073 2007-03-22 Richard Henderson <rth@redhat.com>
1075 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1076 don't increase local_regparm with force_align_arg_pointer check.
1077 (ix86_function_sseregparm): Assert 32-bit.
1078 (type_has_variadic_args_p): New.
1079 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1080 type_has_variadic_args_p.
1081 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1082 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1083 use memset instead. Do maybe_vaarg check first; skip attribute
1084 tests if true; skip attribute tests for 64-bit.
1085 (construct_container): Remove TARGET_DEBUG_ARG.
1086 (function_arg_advance_32, function_arg_advance_64): Split out ...
1087 (function_arg_advance): ... from here.
1088 (function_arg_32, function_arg_64): Split out ...
1089 (function_arg): ... from here.
1090 (ix86_pass_by_reference): Tidy.
1091 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1092 (function_value_32): New, from parts of ix86_function_value
1093 and ix86_value_regno.
1094 (function_value_64): New, from parts of ix86_function_value
1095 and ix86_libcall_value.
1096 (ix86_function_value_1): New.
1097 (ix86_function_value, ix86_libcall_value): Use it.
1098 (return_in_memory_32, return_in_memory_64): Split out ...
1099 (ix86_return_in_memory): ... from here.
1100 (ix86_struct_value_rtx): Skip for 64-bit.
1101 (ix86_libcall_value, ix86_value_regno): Remove.
1102 (setup_incoming_varargs_64): Split out ...
1103 (ix86_setup_incoming_varargs): ... from here.
1104 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1105 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1106 * config/i386/i386-protos.h (ix86_function_value): Remove.
1107 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1109 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1112 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1113 infinities not supported, otherwise emit warning if -Woverflow. On
1114 underflow, emit warning if -Woverflow.
1115 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1117 * real.h (real_from_string): Update declaration
1119 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1120 Richard Henderson <rth@redhat.com>
1122 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1123 * calls.c (compute_argument_block_size, expand_call,
1124 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1125 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1126 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1127 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1128 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1129 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1130 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1131 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1134 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1136 * c-incpath.c (add_sysroot_to_chain): New.
1137 (merge_include_chains): Add sysroot argument. Call
1138 add_sysroot_to_chain if sysrooted.
1139 (register_include_chains): Update call to merge_include_chains.
1140 * doc/cppopts.texi: Document use of '=' in include directory
1143 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1146 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1147 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1148 insn pattern using X87MODEF12 mode macro.
1150 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1152 * regmove.c (regmove_optimize): Use reg_mentioned_p
1153 instead of reg_overlap_mentioned_p for DST.
1155 2007-03-21 Mike Stump <mrs@apple.com>
1157 * c.opt: Fixup for Objective-C/C++.
1159 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1161 * explow.c (convert_memory_address): Fold memory reference when
1162 POINTERS_EXTEND_UNSIGNED < 0
1164 2007-03-21 Richard Henderson <rth@redhat.com>
1167 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1168 * config/i386/mmintrin.h (__m64): Likewise.
1169 * config/i386/xmmintrin.h (__m128): Likewise.
1171 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1173 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1174 (VXWORKS_OS_CPP_BUILTINS): Define.
1175 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1176 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1178 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1180 * rtl.h (constant_pool_reference_p): Delete.
1181 (find_constant_src): Declare.
1182 * rtlanal.c (find_constant_src): New function.
1183 * simplify-rtx.c (constant_pool_reference_p): Delete.
1184 * config/i386/i386.md: Use find_constant_src instead of
1185 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1187 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1189 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1190 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1192 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1194 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1195 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1196 (arm_elf_asm_constructor): Use it.
1197 (arm_elf_asm_destructor): New function.
1199 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1201 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1203 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1205 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1207 2007-03-19 Andrew Haley <aph@redhat.com>
1209 PR tree-optimization/31264
1210 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1213 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1215 PR rtl-optimization/30907
1216 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1217 (fwprop_init): Always call loop_optimizer_initialize.
1218 (fwprop_done): Always call loop_optimizer_finalize.
1219 (fwprop): We always have loop info now.
1220 (gate_fwprop_addr): Remove.
1221 (pass_fwprop_addr): Use gate_fwprop as gate.
1223 PR rtl-optimization/30841
1224 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1225 df_chain_alloc): Call df_reorganize_refs unconditionally.
1226 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1227 refs_organized to refs_organized_size.
1228 (df_ref_create_structure): Use refs_organized_size instead of
1229 bitmap_size if refs had been organized, and keep refs_organized_size
1231 * df.h (struct df_ref_info): Change refs_organized to
1232 refs_organized_size.
1233 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1236 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1238 * except.c (output_function_exception_table): Do not reference the
1239 EH personality routine for functions that do not require an
1242 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1245 * c-typeck.c (convert_for_assignment): Call comptypes for
1246 RECORD_TYPE or UNION_TYPE.
1249 * reload1.c (reload): Do invalid ASM checking after
1250 cleanup_subreg_operands.
1252 2007-03-19 Jeff Law <law@redhat.com>
1254 * tree-cfg.c (find_taken_edge): Tighten conditions for
1255 optimizing computed gotos.
1257 2007-03-19 Michael Matz <matz@suse.de>
1259 * builtins.c (expand_builtin_sync_operation,
1260 expand_builtin_compare_and_swap,
1261 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1264 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1265 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1268 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1270 * doc/tm.texi: Add brackets around the return type of
1271 TARGET_SECONDARY_RELOAD.
1273 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1274 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/31254
1277 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1278 Use handled_component_p () where appropriate. Continue
1279 propagating into the rhs if we propagated into an INDIRECT_REF
1282 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1284 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1285 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1286 (xde, xdee): Mode attributes adjusted to support DFP modes.
1287 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1288 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1289 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1290 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1291 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1292 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1293 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1295 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1296 "movsf"): Insn definitions removed.
1297 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1298 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1299 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1301 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1302 "reload_in<mode>", "reload_out<mode>"): Expander added.
1303 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1306 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1308 * config/s390/s390.md: Only non-functional changes. Renamed
1309 FPR mode macro to BFP all over the file.
1311 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1313 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1314 (op_type attribute): RRF instruction type added.
1315 (fT0): New mode attribute.
1316 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1317 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1318 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1319 no secondary memory is needed when moving DFmode values between GPRs
1322 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1324 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1325 inverted and documentation adjusted.
1326 ("mhard-dfp", "msoft-dfp"): New options.
1327 * config/s390/s390.c (s390_handle_arch_option): New architecture
1329 (override_options): Sanity checks for the new options added.
1330 * config.gcc: New architecture switch: z9-ec.
1331 * config/s390/s390.h (processor_flags): PF_DFP added.
1332 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1333 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1334 when the bit is NOT set so remove it from the defaults.
1336 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1338 * genemit.c (main): Print include statement for dfp.h.
1339 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1342 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1344 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1346 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1349 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1352 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1354 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1355 attr_length_call, output_call, output_indirect_call): Cleanup
1356 formatting of targetm calls.
1358 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1360 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1362 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1364 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1365 reservation, bypass and anti-bypass descriptions for these instructions.
1366 Update move patterns.
1367 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1370 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1372 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1373 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1374 (get_initial_def_for_reduction): Likewise.
1376 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1378 Fix PR tree-optimization/29922
1379 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1380 (get_representative): Removed.
1381 (value_dies_in_block_x): Update for rvuse removal.
1382 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1383 (compute_antic_aux): Handle when PHI nodes appear in
1384 non-single-successors.
1385 (dump_bitmap_of_names): Removed.
1386 (compute_antic_safe): Renamed and removed rvuse calculation.
1387 Calculate only antic safe.
1388 (insert_into_preds_of_block): Remove assert.
1389 (execute_pre): Update for renamed functions.
1390 (defer_or_phi_translate_block): New function.
1392 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1394 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1395 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1397 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1398 Follow spelling conventions.
1400 * tree-data-ref.h: Remove the prototype for analyze_array.
1402 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1404 PR tree-optimization/31041
1405 * tree-vect-transform.c (get_initial_def_for_induction): Call
1406 force_gimple_operand.
1408 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1410 * ipa-type-escape.c (look_for_casts) : Revert code to use
1411 handled_component_p due to ada test a-numaux.adb.
1413 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1415 * final.c (final_scan_insn): Alter the condition of a
1416 conditional trap if we have nonstandard CC.
1418 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1420 * configure.ac: Remove excess quoting from asm line 0 test.
1421 * configure: Rebuilt.
1423 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1425 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1426 * c-common.c (convert_and_check): Move warning logic to...
1427 (warnings_for_convert_and_check): ...here. Define.
1428 * c-common.h (warnings_for_convert_and_check): Declare.
1430 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1432 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1433 (output_call): Likewise.
1435 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1437 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1439 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1441 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1443 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1446 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1448 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1450 PR tree-optimization/31183
1451 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1452 Use double_int instead of unsigned int for representing access_strides.
1453 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1455 2007-03-16 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/31146
1458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1459 to allow recursion of forward_propagate_addr_expr.
1460 (forward_propagate_addr_into_variable_array_index): Likewise.
1461 (forward_propagate_addr_expr): Likewise.
1462 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1463 (forward_propagate_addr_expr_1): Recurse on simple copies
1464 instead of propagating into them. Do so for useless conversions
1466 (forward_propagate_addr_expr): Clean up unused statements after
1469 2007-03-16 Richard Guenther <rguenther@suse.de>
1471 * builtins.c (expand_builtin_cexpi): Use the right argument
1472 for the expansion via cexp.
1474 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1476 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1477 * configure: Rebuilt.
1479 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1482 * dwarf2out.c (force_type_die): Adjust comment.
1483 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1485 2007-03-15 DJ Delorie <dj@redhat.com>
1487 * config/frv/predicates.md (minmax_operator): Don't check operands
1490 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1492 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1493 Update constant estimates of number of iterations.
1494 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1495 argument renamed to "realistic".
1496 (compute_estimated_nb_iterations): Removed.
1497 (record_niter_bound): New function.
1498 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1499 call record_nonwrapping_iv with upper = false.
1500 (infer_loop_bounds_from_signedness): Pass upper argument to
1501 record_nonwrapping_iv.
1502 (estimate_numbers_of_iterations_loop): Do not call
1503 compute_estimated_nb_iterations. Record estimate based on profile
1504 information. Initialize the constant estimates of number of
1506 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1508 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1509 number of iterations is too small.
1510 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1511 (EST_NOT_AVAILABLE): Removed.
1512 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1513 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1516 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1518 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1519 Handle NE_EXPR guards.
1521 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1524 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1525 Set also -pedantic-errors by default for the preprocessor unless
1526 -fpermissive is given.
1528 2007-03-15 Richard Guenther <rguenther@suse.de>
1532 * builtins.c (expand_builtin_cexpi): As a fallback if we
1533 don't have builtins for sincos or cexp create a function
1534 declaration for cexp and expand to a call to that.
1535 (expand_builtin_int_roundingfn): Always fall
1536 back to floor/ceil and its variants even if they may be
1539 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1542 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1543 jump tables, move the call to delete_dead_jumptables from here...
1544 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1545 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1546 don't allow merging of blocks that try_redirect_by_replacing_jump
1547 also does not handle when not optimizing.
1549 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1550 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1552 * config/i386/i386.md (x86_sahf_1): Correctly handle
1555 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1559 x86_64_general_operand as operand[2] predicate. Remove "iF"
1560 from operand constraints and use "e" constraint instead.
1561 (*subti3_1, *subti3_1 splitter): Ditto.
1562 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1563 operand[1] predicate.
1565 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1567 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1568 arrays, multiply the access strides by the size of the sub-array.
1569 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1571 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1573 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1574 the configured assembler supports the sahf mnemonic.
1575 * configure: Regenerate.
1576 * config.in: Regenerate.
1578 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1579 emit "sahf" or ".byte\t0x9e" as asm template.
1581 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1584 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1585 option to replace hard coded TARGET_xxx in md file.
1586 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1587 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1588 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1589 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1590 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1591 (X86_TUNE_NOT_VECTORMODE): Ditto.
1592 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1593 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1594 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1595 (TUNE_SLOW_IMUL_IMM8): Ditto.
1596 (TUNE_MOVE_M1_VIA_OR): Ditto.
1597 (TUNE_NOT_UNPAIRABLE): Ditto.
1598 (TUNE_NOT_VECTORMODE): Ditto.
1600 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1603 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1604 tuning options instead of hard coded TARGET_xxx.
1605 (fix ssemode peephole2's): Ditto.
1606 (imul peephole2's): Ditto.
1608 (movdi_or_rex64): Ditto.
1609 (move peephole2): Ditto.
1610 (not peephole2's): Ditto.
1612 2007-03-14 Dirk Mueller <dmueller@suse.de>
1614 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1615 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1616 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1618 * c-parser.c (c_parser_do_statement): Warn about empty body in
1620 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1621 * doc/invoke.texi (-Wempty-body): Update documentation.
1623 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1626 * c-common.h (warn_for_div_by_zero): Declare.
1627 * c-common.c (warn_for_div_by_zero): Define.
1628 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1631 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1633 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1634 to PREFIX and STANDARD_PREFIX.
1636 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1637 Phil Edwards <phil@codesourcery.com>
1639 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1640 (__gthread_once_t): Remove busy field for RTPs.
1641 (__GTHREAD_ONCE_INIT): Update accordingly.
1643 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1645 * doc/invoke.texi: Document VxWorks options.
1647 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1649 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1651 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1653 PR tree-optimization/30590
1654 * tree-nrv.c (tree_nrv): Check for the partial update of the
1657 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1659 * flags.h (flag_random_seed): Remove declaration, in favor of...
1660 * toplev.h (get_random_seed, set_random_seed): ... these.
1661 * tree.c (get_file_function_name): Use the former.
1662 * opts.c (common_handle_option): Use the latter.
1665 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1668 * cse.c (cse_find_path): Do not bail out if a basic block that
1669 we already visited now becomes part of a path that starts at a
1670 different basic block. Just disallow this, to make sure we
1671 visit each basic block at most once.
1673 2007-03-13 Jan Hubicka <jh@suse.cz>
1675 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1676 when profile esitmate is present, calls with very low frequency are
1679 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1681 PR tree-optimization/30730
1682 PR tree-optimization/26900
1683 * tree-ssa-loop-niter.c: Include gmp.h.
1685 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1686 split_to_var_and_offset, determine_value_range,
1687 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1688 bound_difference, bounds_add, bounds_negate,
1689 number_of_iterations_ne_max, dump_affine_iv): New functions.
1690 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1691 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1692 difference of initial and final value of control iv to validate
1694 (number_of_iterations_cond): Add loop parameter. Determine bounds
1695 on the difference of the extremes of the control iv. Add dumps.
1696 (expand_simple_operations): Handle phi nodes.
1697 (simplify_using_initial_conditions): Do not record used conditions.
1698 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1699 Do not set additional_info.
1700 (implies_nonnegative_p, implies_ge_p): Removed.
1701 (derive_constant_upper_bound): Do not use parameter `additional'.
1702 (record_estimate): Parameter `additional' removed. Parameter
1703 `i_bound' added. Do not call derive_constant_upper_bound.
1704 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1705 bound the number of iterations estimate.
1706 (estimate_numbers_of_iterations_loop): Pass the estimate from
1707 the number of iterations analysis to record_estimate.
1708 * tree.h (multiple_of_p): Declare.
1709 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1710 (scev_const_prop): Do not check expression_expensive_p.
1711 * fold-const.c (multiple_of_p): Exported.
1712 * double-int.c (double_int_mask): Exported.
1713 * double-int.h (double_int_mask): Declare.
1714 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1715 field. Added max field.
1717 2007-03-13 David Taylor <taylor@candd.org>
1720 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1723 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1727 two unamed patterns.
1729 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/i386.opt (mcx16, msahf): New options.
1732 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1733 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1735 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1736 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1737 Output -mcx16 and -msahf options when corresponding bit is set.
1739 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1742 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1744 * configure.ac: Test for assembler tolerance to # 0 "".
1745 * configure, config.in: Rebuilt.
1746 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1748 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1750 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1752 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1753 (handle_syscall): Handle direct system calls.
1754 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1756 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1758 * doc/invoke.texi: Fix cpp.info cross-reference.
1759 * doc/passes.texi: Fix gcc.info cross-reference.
1761 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1763 PR tree-optimization/30835
1764 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1765 bb_for_stmt is not NULL before accessing it.
1767 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1769 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1772 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1775 * doc/install.texi: Document --enable-stage1-languages
1777 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1779 * tree-pass.h (pass_into_cfg_layout_mode,
1780 pass_outof_cfg_layout_mode): Declare.
1781 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1782 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1783 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1784 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1786 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1788 * c-decl.c (warn_variable_length_array): New function.
1789 Refactored from grokdeclarator to handle warn_vla
1790 and handle unnamed array case.
1791 (grokdeclarator): Refactored VLA warning case.
1792 * c.opt (Wvla): New flag.
1793 * doc/invoke.texi (Wvla): New warning.
1795 2007-03-12 Richard Henderson <rth@redhat.com>
1797 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1798 (TARGET_SECTION_TYPE_FLAGS): New.
1800 2007-03-12 Richard Henderson <rth@redhat.com>
1802 * config/darwin.c (machopic_reloc_rw_mask): New.
1803 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1804 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1806 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1808 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1809 * cppdefault.h (cpp_PREFIX): Document.
1810 (cpp_PREFIX_len): Likewise.
1811 (cpp_EXEC_PREFIX): New variable.
1812 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1813 * c-incpath.c (add_standard_paths): Correct logic for relocating
1814 paths within prefix.
1816 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1819 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1821 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1822 fix_truncdfdi_sse using SSEMODEF mode macro.
1823 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1824 fix_truncdfsi_sse using SSEMODEF mode macro.
1825 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1826 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1828 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1830 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1833 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1835 * tree.h : Add multiple_of_p declaration.
1836 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1837 * ipa-type-escape.c (results_of_malloc): Redundant.
1838 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1839 (cast_type): Extended with new members.
1840 (check_cast): Returns cast_type.
1841 (cast): New structure for data of walk_use_def_chains.
1842 (is_malloc_result, is_cast_from_non_pointer_1,
1843 is_cast_from_non_pointer,
1844 is_array_access_through_pointer_and_index): New functions.
1845 (look_for_casts): Returns cast types.
1846 (check_call): Returns void.
1847 (okay_pointer_operation): Use support of pointer plus index,
1848 pointer plus constant and allow all multiplications.
1850 2007-03-11 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/31115
1853 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1854 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1855 A shift count of zero is not special as with *_DIV_EXPR.
1856 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1859 2007-03-11 Ian Lance Taylor <iant@google.com>
1861 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1862 the *_DIV_EXPR codes correctly with overflow infinities.
1864 2007-03-11 Ira Rosen <irar@il.ibm.com>
1866 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1867 indicate success/failure of the analysis. Add negation to subtrahend
1868 in case of subtraction. Fail if both operands contain constants.
1869 (create_data_ref): Fail if analyze_offset fails.
1871 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/i386.md (frndintxf2): Rename to ...
1874 (rintxf2): ... this. Remove expander having same name.
1875 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1876 (roundsf2, rounddf2): Ditto.
1877 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1878 (lround<mode>di2, lround<mode>si2): Ditto.
1880 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1882 * lower-subreg.c: Include except.h.
1883 (decompose_multiword_subregs): Verify that the only control flow
1884 insns we can split are loads to multi-words pseudos.
1885 Handle breaking such blocks after splitting, instead of calling
1886 find_many_sub_basic_blocks.
1888 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1889 on the new basic block. Add a lengthy comment explaining why we
1890 thought this was necessary.
1891 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1893 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1896 * tree.c (walk_type_fields): Recurse into the element type of
1897 ARRAY_TYPEs if there is a pointer set.
1899 2007-03-10 Dirk Mueller <dmueller@suse.de>
1901 * c-common.c (warn_logical_operator): Fix condition.
1903 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1905 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1907 * config/darwin.c (machopic_select_section): Remove superfluous
1908 argument in call to categorize_decl_for_section. Remove unused
1911 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1913 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1915 * configure: Regenerate.
1917 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1921 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1922 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1923 Add LABEL_NUSES to emitted label.
1924 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1925 branch probability value to emitted jump insn.
1926 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1927 Do not check life information and do not re-arrange input operands
1928 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1930 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1932 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1933 the change of decode_asm_operands.
1935 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1937 * mode-switching.c (create_pre_exit): Skip blockage insn.
1939 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1941 * tree-pass.h (TODO_update_smt_usage): Remove.
1943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1947 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1949 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1950 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1951 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1954 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1956 * gcc.c: Document %{, in big comment at top.
1957 (input_suffix_matches): Remove special handling for .s and
1959 (input_spec_matches): New.
1960 (handle_braces): Handle %{,.
1961 (validate_switches): ',' indicates a value which is not a switch.
1962 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1963 to detect assembler input.
1964 * config/i386/sol2.h (CPP_SPEC): Likewise.
1965 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1966 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1967 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1968 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1969 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1970 -m64 causes deployment target to default to 10.5.
1971 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1973 2007-03-09 Richard Henderson <rth@redhat.com>
1976 * target.h (targetm.asm.out.reloc_rw_mask): New.
1977 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1978 (TARGET_ASM_OUT): Use it.
1979 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1980 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1981 use the new reloc_rw_mask target hook instead.
1982 (default_section_type_flags_1): Merge into...
1983 (default_section_type_flags): ... here.
1984 (decl_readonly_section_1): Merge into...
1985 (decl_readonly_section): ... here.
1986 (default_elf_select_section_1): Merge into...
1987 (default_elf_select_section): ... here.
1988 (default_unique_section_1): Merge into...
1989 (default_unique_section): ... here.
1990 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1991 (default_select_rtx_section): Use it.
1992 (default_elf_select_rtx_section): Likewise.
1993 * output.h: Update to match.
1994 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1995 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1996 (TARGET_ASM_RELOC_RW_MASK): New.
1997 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1998 to categorize_decl_for_section.
1999 (x86_64_elf_unique_section): Likewise.
2000 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2001 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2002 (TARGET_ASM_RELOC_RW_MASK): New.
2003 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2004 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2005 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2006 (TARGET_RWRELOC): Remove.
2007 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2008 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2009 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2010 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2011 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2012 (rs6000_xcoff_select_section): Use decl_readonly_section.
2013 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2014 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2015 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2016 (TARGET_SECTION_TYPE_FLAGS): Remove.
2017 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2019 2007-03-09 Roger Sayle <roger@eyesopen.com>
2021 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2022 complex constant equality/inequality comparisons for here.
2023 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2024 known at compile-time or can be simplified to a scalar comparison.
2025 (fold_relational_const): Move compile-time evaluation of complex
2026 constant equality/inequality comparisons to here.
2028 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2030 PR rtl-optimization/30643
2031 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2033 (fold_rtx): Recurse, like before 2006-11-03.
2035 2007-03-09 DJ Delorie <dj@redhat.com>
2037 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2040 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2042 PR tree-optimization/30375
2043 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2044 LHS of statements is not the same.
2045 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2047 2007-03-09 Chao-ying Fu <fu@mips.com>
2049 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2051 * doc/invoke.texi (-mdspr2): Document new option.
2052 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2053 New unspec for DSP REV 2.
2054 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2055 these instructions are extended in DSP REV 2.
2056 (mips-dspr2.md): Include.
2057 * config/mips/mips.opt (mdspr2): New option.
2058 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2059 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2060 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2061 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2062 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2063 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2064 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2066 (bdesc_map): Add one field of unsupported_target_flags.
2067 (bdesc_arrays): Update entries to have extra fields. Add
2069 (mips_init_builtins): Initialize new function types.
2070 Check unsupported_target_fileds to filter out builtins.
2071 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2073 (ASM_SPEC): Pass mdspr2 to the assembler.
2074 * config/mips/mips-dspr2.md: New file.
2076 2007-03-09 Sa Liu <saliu@de.ibm.com>
2078 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2080 2007-03-09 Ian Lance Taylor <iant@google.com>
2082 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2083 argument) like -Wstrict-overflow=2.
2084 * doc/invoke.texi (Warning Options): Update documentation.
2086 2007-03-09 Dirk Mueller <dmueller@suse.de>
2089 * doc/invoke.texi (-Wlogical-op): Document.
2090 * common.opt (-Wlogical-op): New.
2091 * c-common.h (warn_logical_operator): Declare.
2092 * c-common.c (warn_logical_operator): Define.
2093 * c-typeck.c (parser_build_binary_op): Call
2094 warn_logical_operator.
2096 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2098 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2099 * final.c (final_scan_insn): Test for non-"" file name.
2101 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2103 * doc/loop.texi: Document the Omega linear constraints solver.
2104 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2105 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2106 omega-hash-table-size, omega-max-keys, and
2107 omega-eliminate-redundant-constraints.
2108 * tree-pass.h (pass_check_data_deps): Declared.
2111 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2112 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2113 pass_check_data_deps): New.
2114 * tree-data-ref.c (init_data_ref): Remove declaration.
2115 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2116 (analyze_array): Renamed init_array_ref, move up initializations.
2117 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2118 Removed arguments that are set to NULL.
2119 (analyze_indirect_ref): Correct indentation, correct call to
2121 (object_analysis): Call init_array_ref instead of analyze_array.
2122 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2123 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2124 of DR_ACCESS_FNS_ADDR.
2125 (init_omega_eq_with_af, omega_extract_distance_vectors,
2126 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2127 ddr_consistent_p): New.
2128 (compute_affine_dependence): Check consistency of ddrs when
2129 flag_check_data_deps is passed.
2130 (analyze_all_data_dependences): Uncomment.
2131 (tree_check_data_deps): New.
2132 * tree-data-ref.h: Include omega.h.
2133 (DR_ACCESS_FNS_ADDR): Removed.
2134 (data_dependence_relation): Add inner_loop.
2135 (DDR_INNER_LOOP): New.
2136 * common.opt (fcheck-data-deps): New.
2137 * tree-flow.h (tree_check_data_deps): Declare.
2138 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2139 (OBJS-common): Depend on omega.o.
2141 * passes.c (pass_check_data_deps): Scheduled.
2142 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2143 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2144 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2145 PARAM_VECT_MAX_VERSION_CHECKS,
2146 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2148 2007-03-09 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/30904
2152 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2153 the same way as *_DIV_EXPR.
2155 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2157 * recog.c (decode_asm_operands): No mixed declarations and code.
2159 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2161 * rtl.def (ASM_INPUT): Add location.
2162 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2163 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2164 (decode_asm_operands): Add loc operand.
2165 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2166 * stmt.c (expand_asm): Rename to...
2167 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2168 gen_rtx_ASM_INPUT_loc.
2169 (expand_asm_expr): Adjust.
2170 * recog.c (decode_asm_operands): Add loc operand.
2171 (check_asm_operands, extract_insn): Adjust.
2172 * reload1.c (maybe_fix_stack_asms): Likewise.
2173 * final.c (asm_insn_count): Likewise.
2174 (final_scan_insn): Output # line before and after asm.
2176 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2178 * tree-ssa-structalias.c (variable_info): Remove
2180 (new_var_info): Ditto.
2181 (shared_bitmap_info_t): New structure.
2182 (shared_bitmap_table): New variable.
2183 (shared_bitmap_hash): New function.
2184 (shared_bitmap_eq): Ditto
2185 (shared_bitmap_lookup): Ditto.
2186 (shared_bitmap_add): Ditto.
2187 (merge_smts_into): Change to take bitmap directly.
2188 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2189 (init_alias_vars): Init shared bitmap hashtable.
2190 (delete_points_to_sets): Delete shared bitmap hashtable.
2191 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2192 is_aliased removal as a change that was still necessary was
2195 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2197 * config/i386/i386.h (override_options): Conditionally disable
2198 x86_sahf for 64bit targets only.
2200 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2203 * c-decl.c (merge_decls): Don't call make_var_volatile.
2204 * varasm.c (make_var_volatile): Remove.
2205 * output.h (make_var_volatile): Remove.
2207 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2209 PR tree-optimization/31085
2210 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2212 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2214 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2215 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2216 ATTR_CONST_NOTHROW_LIST.
2218 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2221 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2223 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2225 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2228 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2230 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2231 passed, use shared libgcc.
2233 2007-03-08 Roger Sayle <roger@eyesopen.com>
2235 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2236 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2237 (honor_protect_cleanup_actions, lower_try_finally_switch):
2239 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2240 ifc_temp_var): Likewise.
2241 * tree-inline.c (setup_one_parameter): Likewise.
2242 * tree-mudflap.c (mf_decl_cache_locals,
2243 mf_build_check_statement_for): Likewise.
2244 * tree-nested.c (init_tmp_var, save_tmp_var,
2245 finalize_nesting_tree_1): Likewise.
2246 * tree-outof-ssa.c (insert_copy_on_edge,
2247 insert_backedge_copies): Likewise.
2248 * tree-profile.c (tree_gen_edge_profiler,
2249 tree_gen_ic_profiler): Likewise.
2250 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2251 * tree-sra.c (sra_build_assignment): Likewise.
2252 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2253 * tree-ssa-math-opts.c (insert_reciprocals,
2254 execute_cse_sincos_1): Likewise.
2255 * tree-tailcall.c (adjust_accumulator_values,
2256 adjust_return_value): Likewise.
2257 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2258 * tree-vect-transform.c (vect_create_data_ref_ptr,
2259 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2260 vect_create_epilog_for_reduction, vectorizable_reduction,
2261 vectorizable_call, vectorizable_conversion,
2262 vectorizable_assignment, vectorizable_operation,
2263 vectorizable_type_demotion, vect_gen_widened_results_half,
2264 vect_permute_store_chain, vectorizable_store,
2265 vect_setup_realignment, vect_permute_load_chain,
2266 vectorizable_load, vectorizable_condition,
2267 vect_create_cond_for_align_checks): Likewise.
2268 * tree-vrp.c (build_assert_expr_for): Likewise.
2270 2007-03-08 Ian Lance Taylor <iant@google.com>
2272 * tree-vrp.c: Include "intl.h".
2273 (usable_range_p): New static function.
2274 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2275 overflowed values, juts set *strict_overflow_p.
2276 (compare_values): Only return -2 if one of the operands is not a
2278 (compare_ranges): Call usable_range_p.
2279 (compare_range_with_value): Likewise.
2280 (vrp_evaluate_conditional_warnv): Rename from
2281 vrp_evaluate_conditional. Make static. Change all callers.
2282 (vrp_evaluate_conditional): New function.
2283 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2285 (simplify_abs_using_ranges): Likewise.
2286 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2287 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2288 within_stmt parameter.
2289 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2290 vrp_evaluate_conditional.
2291 * tree-ssa-threadedge.c
2292 (record_temporary_equivalences_from_stmts_at_dest): Change
2293 simplify parameter to take a second tree parameter.
2294 (simplify_control_stmt_condition): Likewise.
2295 (thread_across_edge): Likewise.
2296 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2297 (thread_across_edge): Likewise.
2298 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2300 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/i386.h (TARGET_SAHF): New define.
2303 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2304 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2305 (x86_sahf): New global variable.
2306 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2307 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2308 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2309 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2311 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2312 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2313 when expanding fcomi/sahf based tests.
2314 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2315 expanding sahf based alternative. Emit sahf based sequence when
2316 optimizing for code size.
2317 * config/i386/i386.md (x86_sahf_1): Do not disable for
2318 TARGET_64BIT, enable for TARGET_SAHF.
2320 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2322 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2323 spurious whitespace from error message.
2325 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2328 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2330 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2332 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2334 * tree-sra.c (instantiate_element): Propagate disabled warnings
2335 from the element itself to the created variable.
2337 2007-03-07 Richard Henderson <rth@redhat.com>
2340 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2341 silently fix up the stack in the case of a missing register.
2343 2007-03-07 Paul Brook <paul@codesourcery.com>
2345 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2347 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2349 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2351 (phase1_vrs): Use them.
2352 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2353 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2354 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2355 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2356 __gnu_Unwind_Restore_WMMXC if required.
2357 (_Unwind_VRS_Pop): Implement iWMMXt support.
2358 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2359 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2360 gnu_Unwind_Save_WMMXC): Define.
2362 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2364 * config/vxworks.h (vxworks_override_options): Declare.
2365 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2366 * config/vxworks.c: Include target.h and toplev.h.
2367 (vxworks_override_options): New function.
2368 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2370 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2372 * config/s390/s390.c (override_options): Don't emit an error when
2373 -mstack-size is used without providing -mstack-guard.
2374 (s390_emit_prologue): Choose stack_guard value automatically if not
2375 provided via command line.
2376 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2378 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2380 * config/i386/i386.c (output_set_got): Add a GOT initialization
2381 sequence for VxWorks PIC.
2382 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2383 around labels as well as symbols. Use gotoff_operand instead
2384 of local_symbolic_operand.
2385 (legitimize_pic_address): Use gotoff_operand instead of
2386 local_symbolic_operand. Use @GOT accesses for labels as
2388 (ix86_output_addr_diff_elt): Use PC-relative rather than
2389 GP-relative offsets for VxWorks PIC.
2390 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2391 no_new_pseudos. Check whether the returned register is op0.
2392 * config/i386/i386.md (tablejump): Use PC-relative rather than
2393 GP-relative offsets for VxWorks PIC.
2394 * config/i386/predicates.md (gotoff_operand): New predicate.
2396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2398 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2400 * config/vxworks-dummy.h: New file.
2401 * config/i386/i386.h: Include it.
2403 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2405 * dwarf2out.c (is_inlined_entry_point): New
2406 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2407 DW_AT_ranges if the first subblock is the entry point.
2409 2007-03-06 David Daney <ddaney@avtrex.com>
2411 * doc/install.texi (mips-*-*): Change recommended binutils
2414 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2416 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2417 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2419 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2420 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2422 2007-03-06 Jan Hubicka <jh@suse.cz>
2424 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2425 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2427 (probably_cold_bb_p): Cold functions are cold.
2428 (probably_never_executed_bb_p): Cold functions are cold.
2429 (tree_bb_level_predictions): Predict calls to cold functions as not
2431 (compute_function_frequency): Check hot/cold attributes.
2432 * function.h (function_frequency): Update comments.
2433 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2434 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2435 (c_common_att): Add cold and hot.
2437 * doc/extend.texi (hot,cold attributes): Document.
2439 2007-03-06 Andrew Haley <aph@redhat.com>
2441 * function.c (expand_function_end): Move blockage to just after we
2442 emit the label for the naked return from the function.
2444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2446 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2449 2007-03-06 Jan Hubicka <jh@suse.cz>
2451 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2452 loaded for constant large models. Non-large 64bit PIC can do.
2453 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2454 * cmodel.h: Add LARGE PIC.
2455 * i386.md (UNSPEC_PLTOFF): New.
2456 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2458 (*call_1_rex64): Disable for large models.
2459 (*call_1_rex64_large): New.
2460 (*call_value_1_rex64): Disable for large models.
2461 (*call_value_1_rex64_large): New.
2462 (set_rip_rex4): New.
2463 (set_got_offset_rex64): New.
2464 * predicates.md (constant_call_address_operand): For large model
2465 constant calls are not possible.
2466 * i386-protos.h (construct_plt_address): Declare.
2467 * i386.c (override_options): Accept large models.
2468 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2469 (legitimate_constant_p): Add new UNSPECs.
2470 (legitimate_pic_operand_p): Likewise.
2471 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2472 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2474 (output_pic_addr_const): Add PLTOFF.
2475 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2476 (ix86_expand_move): Legitimize pic address when in PIC mode.
2477 (construct_plt_address): New function.
2478 (ix86_expand_call): Offload the address to register and use GOT pointer
2480 * invoke.texi (mcmodel=large): Update documentation.
2482 2007-03-06 Richard Henderson <rth@redhat.com>
2484 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2485 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2486 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2487 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2488 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2489 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2490 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2491 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2492 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2493 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2494 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2495 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2496 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2497 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2498 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2499 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2500 x86_schedule, x86_use_bt, x86_pad_returns,
2501 x86_use_xchgb): Merge into ...
2502 (ix86_tune_features): ... here. New array.
2503 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2504 x86_bswap): Merge into ...
2505 (ix86_arch_features): ... here. New array.
2506 (x86_3dnow_a): Remove.
2507 (x86_accumulate_outgoing_args): Make static.
2508 (x86_arch_always_fancy_math_387): Make static.
2509 (ix86_tune_mask, ix86_arch_mask): Move ...
2510 (override_options): ... to local variables here. Apply the
2511 appropriate mask to each element of ix86_arch_features and
2512 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2513 as were done in the old macros.
2514 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2515 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2516 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2517 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2518 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2519 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2520 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2521 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2522 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2523 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2524 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2525 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2526 x86_accumulate_outgoing_args, x86_prologue_using_move,
2527 x86_epilogue_using_move, x86_decompose_lea,
2528 x86_arch_always_fancy_math_387, x86_shift1,
2529 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2530 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2531 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2532 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2533 x86_use_incdec, x86_pad_returns, x86_bswap,
2534 x86_partial_flag_reg_stall): Remove.
2535 (enum ix86_tune_indices): New.
2536 (ix86_tune_features): New.
2537 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2538 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2539 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2540 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2541 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2542 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2543 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2544 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2545 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2546 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2547 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2548 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2549 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2550 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2551 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2552 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2553 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2554 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2555 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2556 TARGET_EXT_80387_CONSTANTS): Use it.
2557 (enum ix86_arch_indices): New.
2558 (ix86_arch_features): New.
2559 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2560 TARGET_BSWAP): Use it.
2561 (ix86_tune_mask, ix86_arch_mask): Remove.
2563 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2566 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2567 Define using $${sysroot_headers_suffix}.
2568 * configure: Regenerate.
2569 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2570 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2572 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2573 * gcc.c (print_sysroot_headers_suffix): New.
2574 (option_map): Include --print-sysroot-headers-suffix.
2575 (display_help): Mention -print-sysroot-headers-suffix.
2576 (process_command): Handle -print-sysroot-headers-suffix.
2577 (do_spec_1): Append multilib directory to include-fixed path if
2578 sysroot suffixes in use.
2579 (main): Handle -print-sysroot-headers-suffix.
2580 * Makefile.in (start.encap): Don't depend on xlimits.h
2581 (xlimits.h): Remove.
2582 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2583 limits.h for each multilib in fixinc_list.
2584 (fixinc_list, s-fixinc_list): New.
2585 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2586 generate them for each multilib in fixinc_list.
2587 (stmp-fixproto): Use include-fixed. Run fixproto for each
2588 multilib in fixinc_list.
2589 (mostlyclean): Don't remove xlimits.h.
2590 (clean): Remove include-fixed.
2591 (real-install-headers-tar, real-install-headers-cpio,
2592 real-install-headers-cp): Don't copy include, only include-fixed.
2593 (install-mkheaders): Depend on fixinc_list. Don't depend on
2594 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2595 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2596 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2598 2007-03-06 Jan Hubicka <jh@suse.cz>
2600 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2603 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2605 * configure.ac: Allow tm_file to contain build-directory files.
2606 * configure: Regenerate.
2607 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2608 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2609 * config/m68k/print-sysroot-suffix.sh: New file.
2611 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2613 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2614 of pic_offset_table_rtx if reload_completed.
2615 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2616 PIC_OFFSET_TABLE_REGNUM.
2617 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2619 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2620 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2624 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2625 functions that call eh_return.
2627 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2629 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2630 functions that need a constant pool.
2632 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2635 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2636 (m68k_preferred_reload_class): Likewise.
2637 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2638 (SECONDARY_RELOAD_CLASS): Define.
2639 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2640 (LIMIT_RELOAD_CLASS): Delete.
2641 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2642 registers from storing bytes.
2643 (m68k_secondary_reload_class): New function.
2644 (m68k_preferred_reload_class): Likewise.
2646 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2648 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2650 (m68k_expand_prologue): Likewise.
2652 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2654 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2655 (mips_expand_epilogue): Add a bool parameter.
2656 (m68k_legitimize_sibcall_address): Declare.
2657 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2658 (m68k_expand_epilogue): Add a parameter to select between sibling
2659 and normal epilogues. Only generate a return for the latter.
2660 (m68k_ok_for_sibcall_p): New function.
2661 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2662 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2663 (sibcall_value, *sibcall_value): Likewise.
2664 (*call, *call_value): Require !SIBLING_CALL_P.
2665 (epilogue): Update call to m68k_expand_epilogue.
2666 (sibcall_epilogue): New pattern.
2667 * config/m68k/predicates.md (const_call_operand): Say that this
2668 predicate applies to sibling calls too.
2669 (sibcall_operand): New predicate.
2671 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2673 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2674 alternatives as movsi_cf.
2675 (movsf_cf_hard): Add commentary.
2677 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2678 Richard Sandiford <richard@codesourcery.com>
2680 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2681 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2682 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2683 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2684 as being live on exit from an interrupt function.
2685 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2686 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2687 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2688 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2689 (m68k_interrupt_function_p): Globalize.
2690 (m68k_compute_frame_layout): Remove reverse mask code.
2691 (m68k_emit_movem, m68k_set_frame_related): New functions.
2692 (m68k_output_function_prologue): Delete in favor of...
2693 (m68k_expand_prologue): ...this new function.
2694 (m68k_output_function_epilogue): Delete in favor of...
2695 (m68k_expand_epilogue): ...this new function.
2696 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2698 (print_operand): Handle %?.
2699 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2700 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2701 (prologue, epilogue): New patterns.
2702 (return): Turn into a define_expand.
2703 (*return): New pattern, derived from old "return" pattern. Use rte
2704 rather than rts for interrupt functions. Only use rtd if the pop
2706 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2707 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2708 (link, *link, unlink, *unlink, load_got): Likewise.
2710 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2714 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2715 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2716 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2717 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2718 and m68k_matches_u_p.
2719 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2720 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2721 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2722 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2723 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2724 (REG_STRICT_P): New macro.
2725 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2726 PCREL_GENERAL_OPERAND_OK.
2727 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2728 m68k_legitimate_base_reg_p.
2729 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2730 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2731 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2732 * config/m68k/m68k.c (m68k_address): New structure.
2733 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2734 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2735 (m68k_jump_table_ref_p, m68k_decompose_address)
2736 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2737 (m68k_matches_u_p): New functions.
2738 (print_operand_address): Rewrite to use m68k_decompose_index.
2740 2007-03-05 David Taylor <dtaylor@emc.com>
2742 * gcc.c: Correct copyright date in --version output.
2744 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.md: In unamed move patterns, disparge copies between general
2747 and floating point registers using '?' modifier. Don't include 'f'
2748 constraint for register preferences in DImode, SImode, HImode and
2749 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2750 Remove constraints for copies between general and floating registers
2751 in soft-float DFmode pattern.
2752 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2756 2007-03-05 Mike Stump <mrs@apple.com>
2758 * c-common.c (targetcm): Add.
2759 * c-opts.c (c_common_handle_option): Handle language specific
2761 * opts.c (handle_option): Verify language for target options, if
2763 * opth-gen.awk: Add CL_LANG_ALL.
2764 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2765 (TARGETCM_INITIALIZER): Add.
2766 * target.h (struct gcc_targetcm): Add.
2768 * targhooks.c (default_handle_c_option): Add.
2769 * targhooks.h (default_handle_c_option): Add.
2770 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2772 * config/darwin.opt (iframework): Add.
2773 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2774 * config/darwin-c.c (handle_c_option): Add.
2775 (TARGET_HANDLE_C_OPTION): Add.
2777 * doc/invoke.texi (Darwin Options): Add -iframework.
2779 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2781 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2784 2007-03-05 Ian Lance Taylor <iant@google.com>
2786 * c.opt (fgnu89-inline): New option.
2787 * c-opts.c (c_common_post_options): Set default value for
2789 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2790 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2792 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2793 (grokdeclarator, start_function): Likewise.
2794 * c-cppbuiltin.c (c_cpp_builtins): Define either
2795 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2796 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2797 (C Dialect Options): Document -fgnu89-inline.
2798 * doc/extend.texi (Function Attributes): Explain what the
2799 gnu_inline attribute does.
2800 * doc/cpp.texi (Common Predefined Macros): Document
2801 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2803 2007-03-05 Ian Lance Taylor <iant@google.com>
2805 PR tree-optimization/31034
2806 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2807 half-range if the other side is an overflow infinity.
2809 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2811 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2812 (bfin*-linux-uclibc*): New configuration.
2813 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2815 * config/bfin/linux.h: New file.
2816 * config/bfin/libgcc-bfin.ver: New file.
2817 * config/bfin/t-bfin-uclinux: New file.
2818 * config/bfin/t-bfin-linux: New file.
2819 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2820 (TARGET_OS_CPP_BUILTINS): New macro.
2822 2007-03-05 Richard Guenther <rguenther@suse.de>
2824 * fold-const.c (fold_binary): Remove duplicate folding
2825 of comparison of non-null ADDR_EXPR against null.
2827 2007-03-05 Richard Guenther <rguenther@suse.de>
2828 Dorit Nuzman <dorit@il.ibm.com>
2830 PR tree-optimization/26420
2831 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2832 are no loops in the function. Only print the number of
2833 vectorized loops if it is greater than zero or we are supposed
2834 to print information about unvectorized loops.
2836 2007-03-05 Revital Eres <eres@il.ibm.com>
2838 * gcc.dg/var-expand1.c: New test.
2839 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2840 when an accumulator is expanded.
2842 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2845 * c-common.c (convert_and_check): Don't give warnings for
2846 conversion if 'expr' already overflowed.
2848 2007-03-04 Roger Sayle <roger@eyesopen.com>
2851 * fold-const.c (fold_comparison): Enforce type consistency when
2852 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2854 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2856 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2857 containing a cast to the base of TARGET_MEM_REF.
2859 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2861 * tree.c (tree_contains_struct_check_failed): Remove spurious
2862 whitespace from error message.
2864 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2867 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2868 instead of precision.
2870 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2871 Nathan Sidwell <nathan@codesourcery.com>
2873 * emit-rtl.c (find_auto_inc): New.
2874 (try_split): recreate REG_INC notes,
2875 Use regular for loops rather than whiles.
2877 2007-03-03 Andreas Schwab <schwab@suse.de>
2879 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2880 * configure: Regenerate.
2882 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2885 flag_rounding_math, not flag_unsafe_math_optimizations.
2887 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2889 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2890 alpha_fold_vector_minmax): Likewise.
2891 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2892 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2894 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2896 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2897 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2898 if the lhs has side-effects.
2899 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2901 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/i386.h (TUNEMASK): Remove define.
2904 (ARCHMASK): Remove define.
2905 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2906 Use ix86_arch_mask variable instead of ARCHMASK.
2907 * config/i386/i386.c (override_options): Ditto.
2908 (standard_80387_constant_p): Ditto.
2910 2007-03-02 Ian Lance Taylor <iant@google.com>
2912 Used signed infinities in VRP.
2913 * tree-vrp.c (uses_overflow_infinity): New static function.
2914 (supports_overflow_infinity): New static function.
2915 (make_overflow_infinity): New static function.
2916 (negative_overflow_infinity): New static function.
2917 (positive_overflow_infinity): New static function.
2918 (is_negative_overflow_infinity): New static function.
2919 (is_positive_overflow_infinity): New static function.
2920 (is_overflow_infinity): New static function.
2921 (overflow_infinity_range_p): New static function.
2922 (compare_values_warnv): New function split out of compare_values.
2923 (compare_value): Call it.
2924 (set_value_range_to_nonnegative): Add overflow_infinity
2925 parameter. Change caller.
2926 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2928 (vrp_expr_computes_nonzero): Likewise.
2929 (compare_ranges, compare_range_with_value): Likewise.
2930 (compare_name_with_value, compare_names): Likewise.
2931 (vrp_evaluate_conditional): Likewise.
2932 (set_value_range): Handle infinity
2933 (vrp_operand_equal_p, operand_less_p): Likewise.
2934 (extract_range_from_assert): Likewise.
2935 (vrp_int_const_binop): Likewise.
2936 (extract_range_from_binary_expr): Likewise.
2937 (extract_range_from_unary_expr): Likewise.
2938 (extract_range_from_comparison): Likewise.
2939 (extract_range_from_expr): Likewise.
2940 (dump_value_range): Likewise.
2941 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2942 (test_for_singularity): Likewise.
2943 (vrp_int_const_binop): Remove inline qualifier.
2944 (adjust_range_with_scev): Add comment.
2945 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2947 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2949 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2950 (get_constraint_for): Likewise.
2951 (do_structure_copy): Likewise.
2952 (find_func_aliases): Fix references to MODIFY_EXPR.
2953 (intra_create_variable_infos): Tidy.
2954 * tree-ssa-operands.c (add_virtual_operand): Add argument
2956 When adding members of alias sets, if IS_CALL_SITE is true and
2957 the symbol is not call-clobbered, skip it.
2960 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2962 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2963 entry by means of emit_insn_at_entry.
2965 2007-03-02 Richard Henderson <rth@redhat.com>
2967 * expr.h (promoted_input_arg): Remove decl.
2968 * function.c (promoted_input_arg): Merge into ...
2969 * combine.c (setup_incoming_promotions): ... only caller.
2970 Rearrange to avoid double loop.
2972 2007-03-02 Ben Elliston <bje@au.ibm.com>
2973 Peter Bergner <bergner@vnet.ibm.com>
2974 Janis Johnson <janis187@us.ibm.com>
2976 * config/rs6000/dfp.md: New file.
2977 * config/rs6000/rs6000.md: Include dfp.md.
2978 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2979 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2980 and TDmode decimal float modes in FP registers.
2981 (num_insns_constant): Likewise.
2982 (rs6000_legitimate_offset_address_p): Likewise.
2983 (rs6000_legitimize_address): Likewise.
2984 (rs6000_legitimize_reload_address): Likewise.
2985 (rs6000_legitimate_address): Likewise.
2986 (rs6000_emit_move): Likewise.
2987 (function_arg_boundary): Likewise.
2988 (function_arg_advance): Likewise.
2989 (rs6000_darwin64_record_arg_recurse): Likewise.
2990 (function_arg): Likewise.
2991 (rs6000_gimplify_va_arg): Likewise.
2992 (rs6000_split_multireg_move): Likewise.
2993 (rs6000_output_function_epilogue): Likewise.
2994 (rs6000_output_function_epilogue): Likewise.
2995 (rs6000_register_move_cost): Likewise.
2996 (rs6000_function_value): Likewise.
2997 (rs6000_libcall_value): Likewise.
2999 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3001 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3003 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3005 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3006 Use $MULTIDIR to choose between the kernel and RTP headers,
3007 and use $WIND_BASE and $WIND_USR to locate them.
3009 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.c (override_options): Put initialization of
3012 ix86_tune_mask and ix86_arch_mask to the correct place.
3014 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3015 Michael Meissner <michael.meissner@amd.com>
3018 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3020 (TARGET_CMOVE): Use ARCHMASK.
3021 (TARGET_CMPXCHG): Ditto.
3022 (TARGET_CMPXCHG8B): Ditto.
3023 (TARGET_XADD): Ditto.
3024 (TARGET_BSWAP): Ditto.
3025 * config/i386/i386.c (ix86_tune_mask): New global variable.
3026 (ix86_arch_mask): Ditto.
3027 (override_options): Initialize ix86_tune_mask and
3028 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3031 2007-03-02 Ben Elliston <bje@au.ibm.com>
3034 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3036 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3038 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3039 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3040 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3041 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3043 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3044 rs6000_init_dwarf_reg_sizes_extra): New.
3045 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3046 SPE register high parts.
3048 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3050 * Makefile.in: Add install-pdf target as
3051 copied from automake v1.10 rules.
3052 * configure.ac: Add install-pdf to target list.
3053 * configure: Regenerate.
3055 2007-03-01 Paul Brook <paul@codesourcery.com>
3057 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3058 modes to LDRD for DImode.
3059 (output_move_double): Fixup out of range ldrd/strd.
3060 (vfp_secondary_reload_class): Rename...
3061 (coproc_secondary_reload_class): ... to this. Add wb argument.
3062 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3063 coproc_secondary_reload_class for CLASS_IWMMXT.
3064 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3065 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3067 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3069 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3070 factor by the estimated number of iterations.
3071 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3074 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3075 decode_caches_intel, detect_caches_intel): New functions.
3076 (host_detect_local_cpu): Use detect_caches_amd and
3077 detect_caches_intel.
3079 2007-03-01 Richard Henderson <rth@redhat.com>
3081 * expr.c (emit_move_complex_push): Export.
3082 (emit_move_complex_parts): Split out from ...
3083 (emit_move_complex): ... here.
3084 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3085 * config/i386/i386.md (movcdi): New.
3087 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3089 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3090 size of mode1 to check for tieable modes in MMX case.
3092 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3094 * Makefile.in (rtlanal.o): Depend on tree.h.
3095 * rtl.h (offset_within_section_p, split_const): Declare.
3096 * rtlanal.c: Include tree.h.
3097 (offset_within_block_p): New function, taken from
3098 mips_offset_within_object_p.
3099 (split_const): New function, taken from mips_split_const.
3100 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3102 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3103 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3104 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3105 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3106 (m68k_illegitimate_symbolic_constant_p): New function.
3107 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3108 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3109 symbolic constant that might be outside the symbol's section,
3110 move the symbol first and then add the offset.
3111 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3113 * config/mips/mips.c (mips_split_const): Delete.
3114 (mips_offset_within_object_p): Delete.
3115 (mips_symbolic_constant_p): Use offset_within_section_p and
3116 split_const instead of mips_offset_within_object_p and
3118 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3119 (mips_legitimize_const_move, print_operand_reloc)
3120 (mips_dangerous_for_la25_p): Use split_const instead of
3123 2007-02-28 Eric Christopher <echristo@apple.com>
3125 * Makefile.in (install-include-dir): Don't rm -rf include.
3127 2007-02-28 Richard Guenther <rguenther@suse.de>
3130 * fold-const.c (fold_binary): Do not associate expressions
3131 with more than one variable for integer types that do not wrap.
3133 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3135 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3136 Delete, and replace with...
3137 (fold_builtin_call_array): This. Update callers to use it.
3138 * fold-const.c (fold_build_call_list): Delete, and replace with...
3139 (fold_build_call_array): This.
3140 (fold_build_call_list_initializer): Delete, and replace with...
3141 (fold_build_call_array_initializer): This.
3142 * tree.h: Update declarations to reflect above changes.
3144 * c-typeck.c (build_function_call): Store converted arguments
3145 in a stack-allocated array instead of building a list.
3146 (convert_arguments): Store arguments in the array passed in as an
3147 argument, and return the actual number of arguments.
3148 * c-format.c: (check_function_format): Pass arguments in an
3149 array instead of a list.
3150 * c-common.c (check_function_nonnull): Likewise.
3151 (check_function_sentinel): Likewise.
3152 (check_function_arguments): Likewise.
3153 * c-common.h: Update declarations to reflect above changes.
3155 2007-02-28 Jan Hubicka <jh@suse.cz>
3157 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3158 PRED_NEGATIVE_RETURN): Update outcomes.
3160 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3162 * calls.c (emit_library_call_value_1): Handle partial registers
3163 correctly when building up CALL_INSN_FUNCTION_USAGE.
3165 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3167 * pa/predicates.md (move_src_operand): Allow zero for mode.
3168 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3171 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3175 *movv2df_internal): Enable pattern only for valid operand
3177 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3178 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3180 2007-02-27 Mike Stump <mrs@apple.com>
3182 * config/darwin-crt3.c: Avoid compilation when compiling for a
3185 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3187 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3189 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3190 for fixed headers and limits.h.
3191 (install-include-dir, install-headers-tar, install-headers-cpio,
3192 install-headers-cp, real-install-headers-tar,
3193 real-install-headers-cpio, real-install-headers-cp): Handle
3194 include-fixed as well as include.
3195 (install-mkheaders): Don't install files that go only in include
3197 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3198 from GCC_INCLUDE_DIR.
3199 * gcc.c (process_command): Remove special -BstageN/ handling.
3200 (do_spec_1): Add include-fixed directories.
3202 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3204 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3206 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3208 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3211 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3213 * c-common.c (get_priority): Add check for
3214 SUPPORTS_INIT_PRIORITY.
3216 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3218 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3220 * config/bfin/bfin.c: Include "cfglayout.h".
3221 (MAX_LSETUP_DISTANCE): New macro.
3222 (struct loop_info): New members incoming, incoming_src and
3223 incoming_dest. Delete member predecessor.
3224 (length_for_loop): New function.
3225 (bfin_optimize_loop): Handle more different loop structures.
3226 (bfin_discover_loop): Rework detection of predecessor blocks by
3227 examining incoming edges.
3228 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3230 (bfin_reorder_loops): New function.
3231 (bfin_reorg_loops): Use these three new functions.
3233 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3234 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3235 (CONSTRAINT_LEN): Add entry for 'q'.
3236 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3237 Add 'q' constraints.
3238 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3239 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3241 * config/bfin/bfin.md (add_with_carry): New pattern.
3242 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3243 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3244 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3245 support unsigned multiplies too. Removed incorrect commutativity from
3246 operand 1 constraint where appropriate.
3247 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3249 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3250 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3252 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3253 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3254 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3255 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3256 usmulhisi_hh_huh): New patterns.
3258 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3259 lshifthi3): Fix output template to use half reg for operand 2.
3261 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3264 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3266 2007-02-27 Andreas Schwab <schwab@suse.de>
3268 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3270 2007-02-27 Jan Hubicka <jh@suse.cz>
3272 * predict.c (last_basic_block_p): Remove.
3273 (tree_estimate_probability): Update return heuristic for commonized
3276 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3278 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3280 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3282 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3283 * doc/cpp.texi: Standardize title page.
3284 * doc/cppinternals.texi: Likewise.
3285 * doc/gcc.texi: Standardize title page, remove version number
3286 from copyright page.
3287 * doc/gccint.texi: Likewise.
3288 * doc/install.texi: Standardize title page, add table of
3291 2007-02-26 Jan Hubicka <jh@suse.cz>
3293 * predict.def: Set outcomes according to more recent results.
3294 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3295 Remove dead predictors.
3296 * predict.c (return_prediction): Fix pasto.
3298 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3300 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3301 change; avoid a memory leak when returning early.
3303 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3305 * c-decl.c (static_ctors): Move to c-common.c.
3306 (static_dtors): Likewise.
3307 (finish_function): Use c_record_cdtor_fn.
3308 (build_cdtor): Move to c-common.c.
3309 (c_write_global_declarations): Use c_build_cdtor_fns.
3310 * c-common.h (static_ctors): Declare.
3311 (static_dtors): Likewise.
3312 (c_record_cdtor_fn): Likewise.
3313 (c_build_cdtor_fns): Likewise.
3314 * c-common.c (static_ctors): New variable.
3315 (static_dtors): Likewise.
3316 (c_record_cdtor_fn): New function.
3317 (build_cdtor): Move from c-decl.c
3318 (c_build_cdtor_fns): New function.
3320 * output.h (assemble_addr_to_section): Declare.
3321 (get_cdtor_priority_section): Likewise.
3322 * varasm.c (assemble_addr_to_section): New function.
3323 (get_cdtor_priority_section): Likewise.
3324 (default_named_section_asm_out_destructor): Use them.
3325 (destor_dtor_section_asm_out_destructor): Likewise.
3326 (default_named_section_asm_out_constructor): Likewise.
3327 (default_ctor_section_asm_out_constructor): Likewise.
3328 * config.gcc (*-*-vxworks*): Include vxworks.o.
3329 * config/t-vxworks (vxworks.o): New target.
3330 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3331 (TARGET_ASM_CONSTRUCTOR): Define.
3332 (TARGET_ASM_DESTRUCTOR): Likewise.
3333 (vxworks_asm_out_constructor): Declare.
3334 (vxworks_asm_out_destructor): Likewise.
3336 * c-common.c (get_priority): Check that we have not just an
3337 INTEGER_CST, but an integer constant with integeral type.
3339 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3341 PR tree-optimization/30938
3342 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3343 use &dt[nargs-1] instead of &dt[nargs] in the call to
3344 vect_is_simple_use().
3346 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3348 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3349 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3350 Do not attempt to handle MEM inside auto-inc expressions.
3351 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3352 of a register modified by an auto-inc expression. However, do handle
3353 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3354 (elimination_effects): Prohibit elimination of a register modified
3355 by an auto-inc expression. Disable register elimination rules whose
3356 target register is modified by an auto-inc expression with variable
3359 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3361 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3363 (array_at_struct_end_p): New function.
3364 (idx_infer_loop_bounds): Use it.
3365 (estimate_numbers_of_iterations_loop): Export.
3366 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3367 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3368 (tree_estimate_probability): Call record_loop_exits.
3369 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3370 (estimated_loop_iterations, estimated_loop_iterations_int,
3371 estimated_loop_iterations_tree): New functions.
3372 (analyze_siv_subscript_cst_affine,
3373 compute_overlap_steps_for_affine_1_2,
3374 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3375 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3376 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3377 (PRED_LOOP_ITERATIONS_GUESSED): New.
3378 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3379 * cfgloop.h (estimate_numbers_of_iterations_loop,
3380 estimated_loop_iterations_int): Declare.
3382 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3384 * doc/extend.texi: Document optional priority argument to
3385 constructors and destructors.
3386 * tree.c (init_priority_for_decl): Adjust GTY markers.
3387 (init_ttree): Use priority-info hash functions for
3388 init_priority_for_decl.
3389 (tree_map_eq): Rename to ...
3390 (tree_map_base_eq): ... this.
3391 (tree_map_marked_p): Rename to ...
3392 (tree_map_base_marked_p): ... this.
3393 (tree_map_base_hash): New function.
3394 (decl_init_priority_lookup): Rework.
3395 (decl_fini_priority_lookup): New function.
3396 (decl_priority_info): New function.
3397 (decl_init_priority_insert): Use it.
3398 (decl_fini_priority_insert): Likewise.
3399 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3401 (decl_restrict_base_insert): Likewise.
3402 (decl_debug_expr_insert): Likewise.
3403 (decl_value_expr_lookup): Likewise.
3404 (decl_value_expr_insert): Likewise.
3405 * tree.h (priority_type): New type.
3406 (decl_init_priority_lookup): Use priority_type.
3407 (decl_fini_priority_lookup): New function.
3408 (decl_init_priority_insert): Use priority_type.
3409 (decl_fini_priority_insert): New function.
3410 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3411 (DECL_INIT_PRIORITY): Likewise.
3412 (SET_DECL_INIT_PRIORITY): Add comment.
3413 (DECL_FINI_PRIORITY): New macro.
3414 (SET_DECL_FINI_PRIORITY): Likewise.
3415 (DEFAULT_INIT_PRIORITY): Document.
3416 (MAX_INIT_PRIORITY): Likewise.
3417 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3418 (tree_map_base): New type.
3419 (tree_map_base_eq): New function.
3420 (tree_map_base_hash): Likewise.
3421 (tree_map_base_marked_p): Likewise.
3422 (tree_map): Inherit from tree_map_base.
3423 (tree_map_eq): Make it a macro.
3424 (tree_map_marked_p): Likewise.
3425 (tree_int_map): Inherit from tree_map_base.
3426 (tree_int_map_eq): Make it a macro.
3427 (tree_int_map_hash): Likewise.
3428 (tree_int_map_marked_p): Likewise.
3429 (tree_priority_map): New type.
3430 (tree_priority_map_eq): New macro.
3431 (tree_priority_map_hash): Likewise.
3432 (tree_priority_map_marked_p): Likewise.
3433 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3435 (emutls_common_1): Likewise.
3436 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3437 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3438 of tree_map hierarchy.
3439 * tree-cfg.c (move_stmt_r): Likewise.
3440 (new_label_mapper): Likewise.
3441 * c-tree.h (c_expand_body): Move to ...
3442 * c-common.h (c_expand_body): ... here.
3443 * c-decl.c (c_expand_body): Move to ...
3444 * c-common.c (c_expand_body): ... here.
3445 (c_common_attribute_table): Allow 1 argument for the constructor
3446 and destructor attributes.
3447 (get_priority): New function.
3448 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3449 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3451 2007-02-24 Jan Hubicka <jh@suse.cz>
3454 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3456 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3457 Jan Hubicka <jh@suse.cz>
3460 * i386.c (counter_mode): New function.
3461 (expand_set_or_movmem_via_loop): Use it.
3462 (expand_movmem_epilogue): Likewise; fix pasto.
3463 (ix86_expand_movmem): Do emit guard even for constant counts.
3464 (ix86_expand_setmem): Likewise.
3466 2007-02-25 Nick Clifton <nickc@redhat.com>
3468 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3469 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3471 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3475 count argument with 0x10, not with 0x16.
3476 (expand_setmem_epilogue): Ditto.
3478 2007-02-24 Mike Stump <mrs@apple.com>
3480 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3483 2007-02-24 Richard Guenther <rguenther@suse.de>
3486 * fold-const.c (fold_binary): Fold x +- CST op x for
3487 EQ_EXPR and NE_EXPR.
3489 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3491 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3493 2007-02-24 Jan Hubicka <jh@suse.cz>
3495 * cgraphunit.c (decide_is_function_needed): Honor
3496 -fkeep-inline-functions.
3498 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * builtins.c (fold_builtin_modf): New.
3501 (fold_builtin_2): Use it.
3503 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3505 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3506 (determine_max_iter): Take additional LOOP arg; all callers changed.
3507 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3508 one using simplifications.
3509 (simplify_using_initial_values): Return if the expression becomes
3510 invalid due to altered regs.
3512 2007-02-23 DJ Delorie <dj@redhat.com>
3514 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3516 2007-02-23 Mike Stump <mrs@apple.com>
3518 * tlink.c (scan_linker_output): Parse linker messages from
3519 darwin9's linker better.
3521 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3524 * varpool.c (varpool_assemble_pending_decls): Set
3525 varpool_last_needed_node to null.
3527 2007-02-23 DJ Delorie <dj@redhat.com>
3529 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3530 alignment bigger than the object file can handle.
3532 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3536 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3537 (*movsf_1): Penalize MMX moves.
3539 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3541 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3542 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3544 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3546 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3549 (fold_builtin_1): Use them.
3550 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3551 BUILT_IN_SIGNIFICAND.
3553 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3555 * config/i386/i386.c (bdesc_1arg): Initialize
3556 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3557 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3558 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3559 and IX86_BUILTIN_MOVSLDUP.
3561 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3563 PR rtl-optimization/30841
3564 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3566 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * builtins.c (fold_builtin_frexp): New.
3569 (fold_builtin_2): Use it.
3571 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3573 * doc/invoke.texi (Spec Files): Document getenv spec function.
3575 * gcc.c (getenv_spec_function): New function.
3576 (static_spec_functions): Add it.
3577 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3578 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3581 2007-02-22 Michael Matz <matz@suse.de
3584 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3585 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3587 2007-02-22 Ian Lance Taylor <iant@google.com>
3590 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3591 (mem_loc_descriptor): Call it.
3593 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3594 Ira Rosen <irar@il.ibm.com>
3596 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3598 2007-02-22 Ira Rosen <irar@il.ibm.com>
3600 PR tree-optimization/30843
3601 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3602 stores only after all the group is vectorized.
3604 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3606 PR tree-optimization/30858
3607 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3608 in the reduction cycle have a single use in the loop.
3609 * tree-vectorizer.h (relevant): Add documentation.
3611 2007-02-20 Mike Stump <mrs@apple.com>
3613 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3614 * configure: Regenerate.
3616 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3618 Change the defaults of some parameters and options.
3619 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3620 * config/spu/spu.c (spu_optimization_options): Add.
3621 (spu_override_options): Change params in spu_optimization_options.
3622 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3624 Register 127 is only 16 byte aligned when used as a frame pointer.
3625 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3626 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3627 HARD_FRAME_POINTER_REGNUM.
3628 (spu_legitimate_address): Use regno_aligned_for_reload.
3629 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3630 aligned when frame_pointer_needed is true.
3631 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3633 * config/spu/spu.h (INIT_EXPANDERS): Define.
3635 Make sure shift and rotate instructions have valid immediate operands.
3636 * config/spu/predicates.md (spu_shift_operand): Remove.
3637 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3638 * config/spu/constraints.md (W, O): Extend range.
3639 * config/spu/spu.md (umask, nmask): Define.
3640 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3641 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3642 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3643 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3644 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3645 (lshr<mode>3_reg): Fix rtl description.
3647 Make sure mulhisi immediate operands are valid.
3648 * config/spu/predicates.md (imm_K_operand): Add.
3649 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3651 Generate constants using fsmbi and andi.
3652 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3653 (print_operand, spu_split_immediate, classify_immediate,
3654 fsmbi_const_p): Handle IC_FSMBI2.
3656 Correctly handle a CONST_VECTOR containing symbols.
3657 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3658 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3659 (immediate_load_p): Allow symbols that use 2 instructions to create.
3660 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3661 with symbols when flag_pic is set.
3662 (const_vector_immediate_p): New.
3663 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3664 accept a CONST_VECTOR with symbols.
3665 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3666 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3668 * config/spu/spu.md (high, low): Delete.
3669 (low_<mode>): Define.
3671 Remove INTRmode and INTR_REGNUM, which didn't work.
3672 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3674 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3675 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3676 peephole2 pattern): Don't use INTR or 131.
3677 (movintrcc): Delete.
3678 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3679 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3680 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3681 (UNSPEC_SET_INTR): Add.
3682 * config/spu/spu-modes.def (INTR): Remove.
3684 More accurate warnings about run-time relocations.
3685 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3687 Correctly warn about immediate arguments to specific intrinsics.
3688 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3689 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3690 the instruction predicate.
3692 Fix tree check errors with latest update.
3693 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3695 (spu_expand_builtin): Use CALL_EXPR_FN.
3697 Add missing specific intrinsics.
3698 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3700 * config/spu/spu_internals.h: Ditto.
3702 Fix incorrect operand modifiers.
3703 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3704 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3706 Optimize one case of zero_extend of a vec_select.
3707 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3709 Accept any immediate for hbr.
3710 * config/spu/spu.md (hbr): Change s constraints to i.
3712 2007-02-21 Paul Brook <paul@codesourcery.com>
3714 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3715 condexec_count when skipping USE and CLOBBER.
3717 2007-02-21 Nick Clifton <nickc@redhat.com>
3719 * common.opt (Warray-bounds): Add Warning attribute.
3720 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3722 (fsized-zeroes): Add Optimization attribute.
3723 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3724 * c.opt (Wc++0x-compat): Add Warning attribute.
3726 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3729 * reload1.c (eliminate_regs_in_insn): In the single_set special
3730 case, attempt to re-recognize the insn before falling back to
3731 having reload fix it up.
3733 2007-02-20 Eric Christopher <echristo@gmail.com>
3735 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3736 Rewrite accordingly.
3737 (frv_read_iacc_argument): Ditto.
3738 (frv_expand_set_builtin): Take a call instead of arglist, update for
3740 (frv_expand_unop_builtin): Ditto.
3741 (frv_expand_binop_builtin): Ditto.
3742 (frv_expand_cut_builtin): Ditto.
3743 (frv_expand_binopimm_builtin): Ditto.
3744 (frv_expand_voidbinop_builtin): Ditto.
3745 (frv_expand_int_void2arg): Ditto.
3746 (frv_expand_prefetches): Ditto.
3747 (frv_expand_voidtriop_builtin): Ditto.
3748 (frv_expand_voidaccop_builtin): Ditto.
3749 (frv_expand_load_builtin): Ditto.
3750 (frv_expand_store_builtin): Ditto.
3751 (frv_expand_mdpackh_builtin): Ditto.
3752 (frv_expand_mclracc_builtin): Ditto.
3753 (frv_expand_mrdacc_builtin): Ditto.
3754 (frv_expand_mwtacc_builtin): Ditto.
3755 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3758 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3760 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3761 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3763 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3765 * configure: Regenerate.
3766 * config.in: Regenerate.
3767 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3768 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3769 masks to power6 and power6x and to POWERPC_MASKS.
3770 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3772 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3773 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3774 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3775 Access PROTOTYPE as variable, not mask.
3777 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3779 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3780 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3781 * combine.c (adjust_for_new_dest): Use it.
3782 * postreload.c (reload_combine): Likewise.
3784 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3786 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3787 notes on an insn with multiple sets, even if single_set returns
3788 non-NULL for that insn.
3790 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3795 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3797 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3798 if user didn't pass it.
3799 * config/i386/darwin.h (CC1_SPEC): Likewise.
3800 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3801 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3802 -mmacosx-version-min.
3804 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3805 Uros Bizjak <ubizjak@gmail.com>
3807 * optabs.h (enum optab_index): Add new OTI_scalb.
3808 (scalb_optab): Define corresponding macro.
3809 * optabs.c (init_optabs): Initialize scalb_optab.
3810 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3812 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3813 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3814 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3815 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3816 flag_unsafe_math_optimizations is set.
3818 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3819 to implement scalbf, scalb and scalbl built-ins as inline x87
3822 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3823 DJ Delorie <dj@redhat.com>
3826 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3827 (diagnostic_report_diagnostic): ... here, and turn them into real
3828 errors. If warnings are inhibited, no need to do anything.
3830 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3833 better code generation.
3835 2007-02-20 Ben Elliston <bje@au.ibm.com>
3837 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3839 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3841 * config/alpha/alpha.c, config/alpha/alpha.md,
3842 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3843 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3844 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3845 config/arm/lib1funcs.asm: Follow spelling conventions.
3847 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3848 config/fr30/fr30.md, config/i386/i386.h,
3849 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3850 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3851 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3852 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3853 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3854 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3855 config/sparc/sparc.c, config/sparc/sparc.h,
3856 config/sparc/sparc.md, config/spu/constraints.md,
3857 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3860 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3863 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3866 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3868 * doc/invoke.texi (-ftree-lrs): Remove.
3870 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3872 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3875 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3877 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3878 new CALL_EXPR_FN macro for retrieving the function
3879 declaration of the input expression.
3881 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3883 * c.opt (Waddress): New.
3884 * common.opt (Walways-true): Delete.
3885 (Wstring-literal-comparison): Delete.
3886 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3887 -Wstring-literal-comparison. Add -Waddress.
3889 (Walways-true): Delete.
3890 (Wstring-literal-comparison): Delete.
3891 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3892 consistently instead of -Walways-true in example.
3893 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3894 * c-typeck.c (parser_build_binary_op): Replace
3895 -Wstring-literal-comparison and -Walways-true with -Waddress.
3896 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3899 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3901 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3902 without DECL_STRUCT_FUNCTION initialized.
3904 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3906 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3907 due to calls to functions taking pointers as parameters.
3909 2007-02-19 Richard Henderson <rth@redhat.com>
3912 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3915 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3917 * config/s390/s390.c (s390_call_saved_register_used,
3918 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3919 accessed to the new scheme.
3921 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3923 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3924 (cris_print_index, cris_print_operand, cris_print_operand_address)
3925 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3926 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3927 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3929 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3930 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3931 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3932 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3933 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3934 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3935 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3936 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3937 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3938 (uminsi3, call, call_value): Ditto.
3939 (define_split: indir_to_reg_split, unnamed): Ditto.
3941 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3943 PR tree-optimization/30975
3944 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3947 2007-02-18 Eric Christopher <echristo@gmail.com>
3949 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3950 Remove use of arglist.
3951 (mips_expand_builtin): Remove use of arglist, pass in expr.
3952 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3953 (mips_expand_builtin_movtf): Ditto.
3954 (mips_expand_builtin_compare): Ditto.
3956 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3958 * tree-sra.c (sra_build_assignment): Replace assertion
3959 checking with a comment explaining why it can't be done.
3961 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3964 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3965 during CALL_EXPR representation conversion.
3966 * tree-ssa-propagate.c (set_rhs): Likewise.
3968 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3970 * tree-sra.c (sra_build_assignment): Disable assertion checking
3973 2007-02-18 Roger Sayle <roger@eyesopen.com>
3975 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3976 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3977 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3979 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3980 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3981 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3982 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3983 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3984 force_gimple_operand): Likewise.
3985 * ipa-cp.c (constant_val_insert): Likewise.
3986 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3987 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3988 perfect_nestify): Likewise.
3989 * langhooks.c (lhd_omp_assignment): Likewise.
3990 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3991 lower_copyprivate_clauses, lower_send_clauses,
3992 lower_send_shared_vars, expand_parallel_call,
3993 expand_omp_for_generic, expand_omp_for_static_nochunk,
3994 expand_omp_for_static_chunk, expand_omp_sections,
3995 lower_omp_single_copy, lower_omp_for_lastprivate,
3996 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3997 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3998 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4001 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4003 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4004 config/sh/sh.md: Follow spelling conventions.
4006 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4007 config/frv/predicates.md: Follow spelling conventions.
4009 * config/m68k/linux-unwind.h: Fix a comment typo.
4010 * target.h: Follow spelling conventions.
4012 2007-02-18 Roger Sayle <roger@eyesopen.com>
4014 PR rtl-optimization/28173
4015 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4016 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4017 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4018 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4019 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4021 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4023 * builtins.c (fold_builtin_load_exponent): New.
4024 (fold_builtin_2): Use it.
4026 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4028 PR rtl-optimization/30773
4029 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4030 if we fail to attach a REG_EQUIV note.
4032 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4033 Roger Sayle <roger@eyesopen.com>
4035 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4037 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4039 * calls.c (initialize_argument_information): Pass original EXP
4040 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4041 code to split complex arguments here, as part of initializing the
4043 (expand_call): Remove code that builds a list of arguments and
4044 inserts implicit arguments into it. Instead, just count how many
4045 implicit arguments there will be so we can determine the size of
4046 the ARGS array, and let initialize_argument_information do the work.
4047 (split_complex_values): Delete unused function.
4049 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4051 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4053 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4055 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4056 for arg pointer based indexed addressing.
4058 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4060 * config/ia64/ia64.h, config/ia64/ia64.md,
4061 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4062 spelling conventions.
4064 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4066 * config/m68k/m68k.c (split_di): New.
4067 * config/m68k/m68k-protos.h: Declare split_di.
4068 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4069 Improve predicate handling and split constant shifts.
4071 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4073 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4074 parameter for register bitfield operations, general predicates
4077 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4079 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4080 * config/m68k/linux-unwind.h: New file.
4082 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4084 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4085 config/i386/athlon.md, config/ia64/ia64.md,
4086 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4087 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4088 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4089 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4090 tree-vect-transform.c: Fix comment typos.
4092 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4094 * sched-deps.c (find_insn_list): Remove.
4095 * sched-int.h: Remove the prototype for find_insn_list.
4097 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4099 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4101 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4102 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4103 darwin_rs6000_override_options.
4104 (C_COMMON_OVERRIDE_OPTIONS): Expect
4105 darwin_macosx_version_min to be non-NULL always.
4106 (TARGET_C99_FUNCTIONS): Likewise.
4107 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4108 (DARWIN_MINVERSION_SPEC): New.
4109 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4110 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4112 (DARWIN_MINVERSION_SPEC): New.
4113 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4115 * config/darwin-c.c (darwin_cpp_builtins): Expect
4116 darwin_macosx_version_min to be non-NULL always.
4118 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4120 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/i386.h (x86_use_xchgb): New.
4123 (TARGET_USE_XCHGB): New macro.
4124 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4125 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4126 Split after reload into bswaphi for shifts of 8.
4127 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4128 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4129 or when optimizing for size.
4131 2007-02-16 Richard Guenther <rguenther@suse.de>
4132 Christian Bruel <christian.bruel@st.com>
4134 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4135 DECLs but prefer SSA_NAMEs over DECLs.
4137 2007-02-16 Richard Guenther <rguenther@suse.de>
4139 * tree-flow-inline.h (single_imm_use_p): Remove.
4140 (zero_imm_uses_p): Likewise.
4141 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4142 instead of single_imm_use_p.
4143 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4146 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4149 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4150 nested double- and backquotes.
4152 2007-02-15 Roger Sayle <roger@eyesopen.com>
4155 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4156 should be unreachable.
4157 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4158 For the time being redirect GIMPLE_MODIFY_STMT to the new
4159 (renamed) build_gimple_modify_stmt_stat.
4160 (build2_gimple_stat): Rename to...
4161 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4162 Always build a GIMPLE_MODIFY_STMT node.
4163 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4164 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4167 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4168 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4169 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4170 expand_complex_div_wide): Likewise.
4171 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4172 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4173 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4174 * tree-ssa-loop-manip.c (create_iv): Likewise.
4175 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4176 abs_replacement): Likewise.
4177 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4178 realify_fake_stores): Likewise.
4180 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4181 node rather than a GIMPLE_MODIFY_STMT node.
4182 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4183 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4185 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4186 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4189 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4192 * fold-const.c (fold_comparison): Add back the
4193 folding of constant complex comparisions.
4195 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4198 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4199 effects unknown to this function, return early.
4201 2007-02-15 Ian Lance Taylor <iant@google.com>
4203 * lower-subreg.c (move_eh_region_note): New static function.
4204 (resolve_simple_move): Call it.
4205 (decompose_multiword_subregs): Track blocks for which we resolve a
4206 simple move which is also a control flow insn. Pass them to
4207 find_many_sub_basic_blocks.
4208 (pass_lower_subreg): Add TODO_verify_flow.
4209 (pass_lower_subreg2): Likewise.
4211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4212 Brooks Moses <brooks.moses@codesourcery.com>
4213 Lee Millward <lee.millward@codesourcery.com>
4215 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4216 (VL_EXP_CLASS_P): New.
4217 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4219 (TREE_OPERAND_CHECK_CODE): Likewise.
4220 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4221 (TREE_RTL_OPERAND_CHECK): Likewise.
4222 (tree_operand_check_failed): Make second parameter the whole tree
4223 instead of its code. Fixed callers.
4224 (VL_EXP_CHECK): New.
4225 (TREE_OPERAND_LENGTH): New.
4226 (VL_EXP_OPERAND_LENGTH): New.
4227 (CALL_EXPR_FN): New.
4228 (CALL_EXPR_STATIC_CHAIN): New.
4229 (CALL_EXPR_ARGS): New.
4230 (CALL_EXPR_ARG): New.
4231 (call_expr_nargs): New.
4232 (CALL_EXPR_ARGP): New.
4233 (build_nt_call_list): Declare.
4234 (build_vl_exp_stat): Declare.
4235 (build_vl_exp): New.
4236 (build_call_list): Declare.
4237 (build_call_nary): Declare.
4238 (build_call_valist): Declare.
4239 (build_call_array): Declare.
4240 (call_expr_arg): Declare.
4241 (call_expr_argp): Declare.
4242 (call_expr_arglist): Declare.
4243 (fold_build_call_list): Declare.
4244 (fold_build_call_list_initializer): Declare.
4245 (fold_call_expr): Declare to replace fold_builtin.
4246 (fold_builtin_fputs): Update to agree with modified definition.
4247 (fold_builtin_strcpy): Likewise.
4248 (fold_builtin_strncpy): Likewise.
4249 (fold_builtin_memory_chk): Likewise.
4250 (fold_builtin_stxcpy_chk): Likewise.
4251 (fold_builtin_strncpy_chk): Likewise.
4252 (fold_builtin_next_arg): Likewise.
4253 (fold_build_call_expr): Declare.
4254 (fold_builtin_call_list): Declare.
4255 (fold_builtin_call_valist): Declare.
4256 (build_call_expr): Declare.
4257 (validate_arglist): Update to agree with modified definition.
4258 (tree_operand_length): New.
4259 (call_expr_arg_iterator): New.
4260 (init_call_expr_arg_iterator): New.
4261 (next_call_expr_arg): New.
4262 (first_call_expr_arg): New.
4263 (more_call_expr_args_p): New.
4264 (FOR_EACH_CALL_EXPR_ARG): New.
4266 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4267 and tcc_gimple_stmt.
4268 (tree_code_size): Update documentation. Use sizeof (tree) rather
4269 than sizeof (char *).
4270 (tree_size): Likewise. Add case for tcc_vl_exp.
4271 (tree_node_structure): Add case for tcc_vl_exp.
4272 (contains_placeholder_p): Likewise.
4273 (substitute_in_expr): Likewise.
4274 (substitute_placeholder_in_expr): Likewise.
4275 (stabilize_reference_1): Likewise.
4276 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4277 to diagnose breakage of this interface for constructing CALL_EXPRs.
4278 (build_nt): Add similar assertion here.
4279 (build_nt_call_list): New.
4280 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4281 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4283 (get_callee_fndecl): Use new CALL_EXPR accessors.
4284 (tree_operand_check_failed): Change parameters to pass entire node
4285 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4286 (process_call_operands): New.
4287 (build_vl_exp_stat): New.
4288 (build_call_list): New.
4289 (build_call_nary): New.
4290 (build_call_valist): New.
4291 (build_call_array): New.
4292 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4293 (call_expr_arglist): New.
4295 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4296 tcc_vl_exp instead of a fixed-size tcc_expression.
4298 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4299 accessors for CALL_EXPRs.
4300 (AGGR_INIT_EXPR): Likewise.
4302 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4303 Brooks Moses <brooks.moses@codesourcery.com>
4304 Lee Millward <lee.millward@codesourcery.com>
4306 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4307 (expand_builtin_nonlocal_goto): Change parameter to be entire
4308 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4309 (expand_builtin_prefetch): Likewise.
4310 (expand_builtin_classify_type): Likewise.
4311 (mathfn_built_in): Return NULL_TREE instead of 0.
4312 (expand_errno_check): Use new CALL_EXPR accessors.
4313 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4314 Return NULL_RTX instead of 0.
4315 (expand_builtin_mathfn_2): Likewise.
4316 (expand_builtin_mathfn_3): Likewise.
4317 (expand_builtin_interclass_mathfn): Likewise.
4318 (expand_builtin_sincos): Likewise.
4319 (expand_builtin_cexpi): Likewise.
4320 (expand_builtin_int_roundingfn): Likewise.
4321 (expand_builtin_int_roundingfn_2): Likewise.
4322 (expand_builtin_pow): Likewise.
4323 (expand_builtin_powi): Likewise.
4324 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4325 of arglist, fixing callers appropriately. Use new CALL_EXPR
4326 accessors and constructors. Return NULL_RTX instead of 0.
4327 (expand_builtin_strstr): Likewise.
4328 (expand_builtin_strchr): Likewise.
4329 (expand_builtin_strrchr): Likewise.
4330 (expand_builtin_strpbrk): Likewise.
4331 (expand_builtin_memcpy): Likewise.
4332 (expand_builtin_mempcpy): Likewise.
4333 (expand_builtin_mempcpy_args): New.
4334 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4335 (expand_builtin_memmove_args): New.
4336 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4337 (expand_movstr): Likewise.
4338 (expand_builtin_strcpy): Likewise.
4339 (expand_builtin_strcpy_args): New.
4340 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4341 (expand_builtin_strncpy): Likewise.
4342 (expand_builtin_memset): Likewise.
4343 (expand_builtin_memset_args): New.
4344 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4345 (expand_builtin_memcmp): Likewise.
4346 (expand_builtin_strcmp): Likewise.
4347 (expand_builtin_strncmp): Likewise.
4348 (expand_builtin_strcat): Likewise.
4349 (expand_builtin_strncat): Likewise.
4350 (expand_builtin_strspn): Likewise.
4351 (expand_builtin_strcspn): Likewise.
4352 (expand_builtin_args_info): Likewise.
4353 (expand_builtin_va_start): Likewise.
4354 (gimplify_va_arg_expr): Likewise.
4355 (expand_builtin_va_end): Likewise.
4356 (expand_builtin_va_copy): Likewise.
4357 (expand_builtin_frame_address): Likewise.
4358 (expand_builtin_alloca): Likewise.
4359 (expand_builtin_bswap): Likewise.
4360 (expand_builtin_unop): Likewise.
4361 (expand_builtin_fputs): Likewise.
4362 (expand_builtin_expect): Likewise.
4363 (expand_builtin_fabs): Likewise.
4364 (expand_builtin_copysign): Likewise.
4365 (expand_builtin_printf): Likewise.
4366 (expand_builtin_fprintf): Likewise.
4367 (expand_builtin_sprintf): Likewise.
4368 (expand_builtin_init_trampoline): Likewise.
4369 (expand_builtin_signbit): Likewise.
4370 (expand_builtin_fork_or_exec): Likewise.
4371 (expand_builtin_sync_operation): Likewise.
4372 (expand_builtin_compare_and_swap): Likewise.
4373 (expand_builtin_lock_test_and_set): Likewise.
4374 (expand_builtin_lock_release): Likewise.
4375 (expand_builtin): Likewise.
4376 (builtin_mathfn_code): Likewise.
4378 (fold_builtin_constant_p): Pass call arguments individually instead
4379 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4380 accessors and constructors. Return NULL_TREE instead of 0.
4381 (fold_builtin_expect): Likewise.
4382 (fold_builtin_classify_type): Likewise.
4383 (fold_builtin_strlen): Likewise.
4384 (fold_builtin_nan): Likewise.
4385 (integer_valued_real_p): Likewise.
4386 (fold_trunc_transparent_mathfn): Likewise.
4387 (fold_fixed_mathfn): Likewise.
4388 (fold_builtin_cabs): Likewise.
4389 (fold_builtin_sqrt): Likewise.
4390 (fold_builtin_cbrt): Likewise.
4391 (fold_builtin_cos): Likewise.
4392 (fold_builtin_cosh): Likewise.
4393 (fold_builtin_tan): Likewise.
4394 (fold_builtin_sincos): Likewise.
4395 (fold_builtin_cexp): Likewise.
4396 (fold_builtin_trunc): Likewise.
4397 (fold_builtin_floor): Likewise.
4398 (fold_builtin_ceil): Likewise.
4399 (fold_builtin_round): Likewise.
4400 (fold_builtin_int_roundingfn): Likewise.
4401 (fold_builtin_bitop): Likewise.
4402 (fold_builtin_bswap): Likewise.
4403 (fold_builtin_logarithm): Likewise.
4404 (fold_builtin_hypot): Likewise.
4405 (fold_builtin_pow): Likewise.
4406 (fold_builtin_powi): Likewise.
4407 (fold_builtin_exponent): Likewise.
4408 (fold_builtin_memset): Likewise.
4409 (fold_builtin_bzero): Likewise.
4410 (fold_builtin_memory_op): Likewise.
4411 (fold_builtin_bcopy): Deleted; call site changed to invoke
4412 fold_builtin_memory_op directly.
4413 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4414 (fold_builtin_strncpy): Likewise.
4415 (fold_builtin_memcmp): Likewise.
4416 (fold_builtin_strcmp): Likewise.
4417 (fold_builtin_strncmp): Likewise.
4418 (fold_builtin_signbit): Likewise.
4419 (fold_builtin_copysign): Likewise.
4420 (fold_builtin_isascii): Likewise.
4421 (fold_builtin_toascii): Likewise.
4422 (fold_builtin_isdigit): Likewise.
4423 (fold_builtin_fabs): Likewise.
4424 (fold_builtin_abs): Likewise.
4425 (fold_builtin_fmin_fmax): Likewise.
4426 (fold_builtin_carg): Likewise.
4427 (fold_builtin_classify): Likewise.
4428 (fold_builtin_unordered_cmp): Likewise.
4430 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4431 New functions split out from fold_builtin_1.
4432 (fold_builtin_n): New.
4433 (fold_builtin_varargs): New.
4434 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4436 (fold_call_expr): New.
4437 (build_function_call_expr): Rewrite to use new helper function.
4438 (fold_builtin_call_list): New.
4439 (build_call_expr): New.
4440 (fold_builtin_call_valist): New.
4441 (rewrite_call_expr): New.
4442 (validate_arg): New.
4443 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4444 of an arglist. Change return type to bool. Use new CALL_EXPR
4447 (fold_builtin_strstr): Pass call arguments individually instead
4448 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4449 accessors and constructors. Return NULL_TREE instead of 0.
4450 (fold_builtin_strchr): Likewise.
4451 (fold_builtin_strrchr): Likewise.
4452 (fold_builtin_strpbrk): Likewise.
4453 (fold_builtin_strcat): Likewise.
4454 (fold_builtin_strncat): Likewise.
4455 (fold_builtin_strspn): Likewise.
4456 (fold_builtin_strcspn): Likewise.
4457 (fold_builtin_fputs): Likewise.
4458 (fold_builtin_next_arg): Likewise.
4459 (fold_builtin_sprintf): Likewise.
4461 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4462 NULL_RTX instead of 0.
4463 (expand_builtin_memory_chk): Likewise.
4464 (maybe_emit_chk_warning): Likewise.
4465 (maybe_emit_sprintf_chk_warning): Likewise.
4467 (fold_builtin_object_size): Pass call arguments individually instead
4468 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4469 accessors and constructors. Return NULL_TREE instead of 0.
4470 (fold_builtin_memory_chk): Likewise.
4471 (fold_builtin_stxcpy_chk): Likewise.
4472 (fold_builtin_strncpy_chk): Likewise.
4473 (fold_builtin_strcat_chk): Likewise.
4474 (fold_builtin_strcat_chk): Likewise.
4475 (fold_builtin_strncat_chk): Likewise.
4476 (fold_builtin_sprintf_chk): Likewise.
4477 (fold_builtin_snprintf_chk): Likewise.
4478 (fold_builtin_printf): Likewise.
4479 (fold_builtin_vprintf): Likewise.
4481 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4483 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4484 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4485 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4486 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4487 (fold_unary): Likewise.
4488 (fold_binary): Likewise.
4489 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4490 ternary expressions.
4491 (fold): Add logic for tcc_vl_exp.
4492 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4493 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4494 (fold_build3_stat): Add assertion to flag broken interface for
4495 constructing CALL_EXPRs.
4496 (fold_build_call_list): New.
4497 (fold_build_call_list_initializer): New.
4498 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4500 (fold_strip_sign_ops): Likewise.
4502 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4503 Brooks Moses <brooks.moses@codesourcery.com>
4504 Lee Millward <lee.millward@codesourcery.com>
4506 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4507 accessors and dump arguments explicitly.
4509 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4511 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4513 (print_call_name): Use new CALL_EXPR accessors.
4515 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4516 CALL_EXPR arguments explicitly instead of as a list. Use
4517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4519 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4520 (vrp_visit_stmt): Likewise.
4522 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4523 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4525 (force_move_till_expr): Likewise.
4527 * targhooks.c (default_external_stack_protect_fail): Use
4528 build_call_expr instead of build_function_call_expr.
4529 (default_hidden_stack_protect_fail): Likewise.
4531 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4534 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4535 and walk arguments explicitly.
4537 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4538 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4539 (expand_simple_operations): Likewise.
4540 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4542 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4543 of TREE_CODE_LENGTH.
4544 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4546 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4547 instead of TREE_CODE_LENGTH.
4549 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4550 (tree_ic_transform): Likewise.
4551 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4552 parameter instead of arglist. Fix callers.
4553 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4554 (tree_stringops_transform): Likewise.
4555 (tree_indirect_call_to_profile): Likewise.
4556 (tree_stringops_values_to_profile): Likewise.
4558 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4559 (eliminate_tail_call): Likewise.
4561 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4563 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4564 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4566 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4568 * omp-low.c (build_omp_barrier): Use build_call_expr.
4569 (lower_rec_input_clauses): Likewise.
4570 (lower_reduction_clauses): Likewise.
4571 (expand_parallel_call): Likewise.
4572 (maybe_catch_exception): Likewise.
4573 (expand_omp_for_generic): Likewise.
4574 (expand_omp_for_static_nochunk): Likewise.
4575 (expand_omp_sections): Likewise.
4576 (lower_omp_single_simple): Likewise.
4577 (lower_omp_single_copy): Likewise.
4578 (lower_omp_master): Likewise.
4579 (lower_omp_ordered): Likewise.
4580 (lower_omp_critical): Likewise.
4582 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4583 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4585 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4586 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4587 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4589 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4590 and generalize to handle any number of operands.
4591 (chrec_contains_undetermined): Likewise.
4592 (tree_contains_chrecs): Likewise.
4593 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4595 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4597 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4598 fold_call_expr instead of fold_builtin.
4599 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4600 match declarations there.
4601 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4604 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4605 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4607 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4608 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4610 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4613 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4614 (execute_cse_sincos): Use new CALL_EXPR accessors.
4616 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4618 * gimple-low.c (lower_function_body): Use build_call_expr.
4619 (lower_builtin_setjmp): Likewise.
4621 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4622 (set_storage_via_libcall): Likewise.
4623 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4624 instead of TREE_CODE_LENGTH.
4625 (expand_expr_real_1): Use new CALL_EXPR accessors.
4627 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4628 generalize to handle any number of operands.
4629 (TB_parent_eq): Likewise.
4631 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4632 (strip_builtin_expect): Likewise.
4634 * function.c (gimplify_parameters): Use build_call_expr.
4636 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4637 instead of TREE_CODE_LENGTH.
4639 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4640 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4642 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4645 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4646 (gimplify_decl_expr): Likewise.
4647 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4648 Use new CALL_EXPR iterators.
4649 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4650 (gimplify_modify_expr_to_memset): Likewise.
4651 (gimplify_variable_sized_compare): Likewise.
4652 (gimplify_omp_atomic_fetch_op): Likewise.
4653 (gimplify_omp_atomic_pipeline): Likewise.
4654 (gimplify_omp_atomic_mutex): Likewise.
4655 (gimplify_function_tree): Likewise.
4657 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4658 (call_expr_flags): Likewise.
4659 (expand_call): Likewise.
4661 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4662 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4665 * coverage.c (create_coverage): Use build_call_expr.
4667 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4668 (temp_call_expr_obstack): New.
4669 (pool_copy_list): Delete.
4670 (temp_copy_call_expr): New.
4671 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4672 CALL_EXPR accessors. Get rid of special goo for copying argument
4673 lists and use temp_copy_call_expr instead.
4674 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4675 CALL_EXPR accessors.
4676 (create_expression_by_pieces): Likewise. Use build_call_array
4677 to construct the result instead of fold_build3.
4678 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4679 dealing with argument lists.
4680 (init_pre): Remove references to expression_node_pool and
4681 list_node_pool. Init temp_call_expr_obstack instead.
4682 (fini_pre): Remove references to expression_node_pool and
4685 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4686 and walk arguments explicitly instead of as a list.
4688 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4689 (mx_register_decls): Likewise.
4690 (mudflap_register_call): Likewise.
4691 (mudflap_finish_file): Likewise.
4693 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4694 (ipa_callsite_compute_param): Likewise.
4696 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4697 accessors and constructor.
4699 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4700 accessors and constructor.
4701 (convert_tramp_reference): Likewise.
4702 (convert_call_expr): Likewise.
4703 (finalize_nesting_tree_1): Likewise.
4705 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4708 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4710 * tree-inline.c (initialize_inlined_parameters): Pass entire
4711 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4713 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4714 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4716 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4717 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4718 (vectorizable_reduction): Likewise.
4719 (vectorizable_call): Use new CALL_EXPR iterators.
4720 (vectorizable_conversion): Use build_call_expr.
4721 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4722 (vect_gen_widened_results_half): Use build_call_expr.
4723 (vect_setup_realignment): Likewise.
4724 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4726 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4727 (pass_through_call): Likewise.
4728 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4731 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4732 (tree_gen_pow2_profiler): Likewise.
4733 (tree_gen_one_value_profiler): Likewise.
4734 (tree_gen_ic_func_profiler): Likewise.
4735 (tree_gen_average_profiler): Likewise.
4736 (tree_gen_ior_profiler): Likewise.
4738 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4739 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4740 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4742 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4743 of TREE_CODE_LENGTH.
4745 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4746 of TREE_CODE_LENGTH.
4748 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4750 (convert_to_integer): Likewise.
4752 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4755 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4756 Brooks Moses <brooks.moses@codesourcery.com>
4757 Lee Millward <lee.millward@codesourcery.com>
4759 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4761 * config/frv/frv.c (frv_expand_builtin): Likewise.
4762 * config/s390/s390.c (s390_expand_builtin): Likewise.
4764 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4765 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4767 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4768 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4769 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4770 (ix86_expand_store_builtin): Likewise.
4771 (ix86_expand_unop_builtin): Likewise.
4772 (ix86_expand_unop1_builtin): Likewise.
4773 (ix86_expand_sse_compare): Likewise.
4774 (ix86_expand_sse_comi): Likewise.
4775 (ix86_expand_vec_init_builtin): Likewise.
4776 (ix86_expand_vec_ext_builtin): Likewise.
4777 (ix86_expand_vec_set_builtin): Likewise.
4778 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4780 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4781 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4783 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4784 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4785 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4787 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4789 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4790 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4791 arglist. Use new CALL_EXPR accessors. Fix callers.
4792 (altivec_expand_abs_builtin): Likewise.
4793 (rs6000_expand_binop_builtin): Likewise.
4794 (altivec_expand_predicate_builtin): Likewise.
4795 (altivec_expand_lv_builtin): Likewise.
4796 (spe_expand_stv_builtin): Likewise.
4797 (altivec_expand_stv_builtin): Likewise.
4798 (rs6000_expand_ternop_builtin): Likewise.
4799 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4800 (altivec_expand_st_builtin): Likewise.
4801 (altivec_expand_dst_builtin): Likewise.
4802 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4803 arglist. Use new CALL_EXPR accessors. Fix callers.
4804 (altivec_expand_vec_set_builtin): Likewise.
4805 (altivec_expand_vec_ext_builtin): Likewise.
4806 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4807 (spe_expand_builtin): Likewise.
4808 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4809 arglist. Use new CALL_EXPR accessors. Fix callers.
4810 (spe_expand_evsel_builtin): Likewise.
4811 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4812 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4814 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4815 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4816 (arm_expand_unop_builtin): Likewise.
4817 (arm_expand_builtin): Use new CALL_EXPR accessors.
4819 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4822 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4823 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4824 (bfin_expand_unop_builtin): Likewise.
4825 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4827 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4828 Brooks Moses <brooks.moses@codesourcery.com>
4829 Lee Millward <lee.millward@codesourcery.com>
4831 * c-semantics.c (build_stmt): Add internal diagnostic check.
4833 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4834 accessors. Print arguments explicitly instead of as a list.
4836 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4838 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4839 (c_finish_omp_flish): Likewise.
4841 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4842 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4843 instead of TREE_CODE_LENGTH.
4844 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4845 (c_warn_unused_result): Likewise.
4847 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4850 * doc/invoke.texi (Warning Options): Remove
4851 -Werror-implicit-function-declaration.
4852 (Wimplicit-function-declaration): Update description.
4853 * opts.c (common_handle_option): Move handling of -Werror=* to...
4854 (enable_warning_as_error): ...here.
4855 * opts.h (enable_warning_as_error): Declare.
4856 * c-decl.c (implicit_decl_warning): Unless
4857 -Wno-implicit-function-declaration is given, emit a pedwarn if
4858 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4859 * c.opt (Wimplicit-function-declaration): Replace
4860 mesg_implicit_function_declaration with
4861 warn_implicit_function_declaration.
4862 * c-opts.c (c_common_handle_option):
4863 -Werror-implicit-function-declaration is exactly equal as
4864 -Werror=implicit-function-declaration.
4865 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4866 warn_implicit_function_declaration.
4867 (c_common_post_options): -Wimplict-function-declaration is enabled
4868 by default by -std=c99, otherwise is disabled by default.
4869 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4871 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4873 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4874 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4875 former is ignored but not the latter.
4877 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4879 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4880 is made and the reference doesn't use the alias set of its type,
4881 do not create the temporary using that type.
4883 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4885 * jump.c: Remove prototypes for delete_computation and
4886 delete_prior_computation.
4888 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4890 * jump.c (get_label_after): Delete.
4891 (get_label_before, delete_computation, delete_jump,
4892 delete_prior_computation, follow_jumps): Move...
4893 * reorg.c (delete_computation, delete_prior_computation): ... here...
4894 (get_label_before, delete_jump): ... making these static ...
4895 (follow_jumps): ... and simplifying this since it only runs after
4897 * rtl.h (get_label_after, get_label_before, delete_jump,
4898 follow_jumps): Delete prototypes.
4900 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4902 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4904 2007-02-15 Nick Clifton <nickc@redhat.com>
4906 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4907 order to prevent it from being munged by the target.
4909 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4911 * config/i386/i386.md: Remove misleading comment.
4913 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4915 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4916 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4919 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4921 * tree-sra.c (instantiate_missing_elements): Canonicalize
4923 (sra_build_assignment): New.
4924 (generate_copy_inout, generate_element_copy,
4925 generate_element_zero, generate_one_element_init): Use it.
4927 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4929 * tree-sra.c (instantiate_missing_elements): Canonicalize
4931 (sra_build_assignment): New.
4932 (generate_copy_inout, generate_element_copy,
4933 generate_element_zero, generate_one_element_init): Use it.
4935 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4937 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4940 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4942 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4943 types as aggregates not scalars.
4944 * function.c (assign_stack_temp_for_type): Likewise.
4946 2007-02-14 Roger Sayle <roger@eyesopen.com>
4947 Zdenek Dvorak <dvorakz@suse.cz>
4949 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4952 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4954 * passes.c (next_pass_1): Clear the next field of the copied
4957 2007-02-14 Richard Henderson <rth@redhat.com>
4959 * tree-sra.c (early_sra): New.
4960 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4961 (tree_sra_early, pass_sra_early): New.
4962 * tree-pass.h (pass_sra_early): Declare.
4963 * passes.c (init_optimization_passes): Use it.
4965 2007-02-14 Richard Guenther <rguenther@suse.de>
4967 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4969 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4971 PR tree-optimization/30771
4972 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4974 (vect_analyze_operations): Induction phis can now be marked as
4976 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4977 Update documentation accordingly.
4979 2007-02-14 Nick Clifton <nickc@redhat.com>
4981 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4982 most 3 arguments are supported.
4983 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4985 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4987 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4988 Ensure dst->current is valid.
4990 2007-02-13 Paul Brook <paul@codesourcery.com>
4992 * config.gcc: Add arm*-*-uclinux-*eabi.
4993 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4994 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4995 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4996 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4997 (LINK_SPEC): Define.
4999 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5001 * config/arm/uclinux-eabi.h: New file.
5002 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5003 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5006 2007-02-13 Ian Lance Taylor <iant@google.com>
5008 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5009 * flags.h (warn_strict_overflow): Declare.
5010 (enum warn_strict_overflow_code): Define.
5011 (issue_strict_overflow_warning): New static inline function.
5012 * opts.c (warn_strict_overflow): New variable.
5013 (common_handle_option): Handle OPT_Wstrict_overflow and
5014 OPT_Wstrict_overflow_.
5015 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5017 * fold-const.c: Include intl.h.
5018 (fold_deferring_overflow_warnings): New static variable.
5019 (fold_deferred_overflow_warning): New static variable.
5020 (fold_deferred_overflow_code): New static variable.
5021 (fold_defer_overflow_warnings): New function.
5022 (fold_undefer_overflow_warnings): New function.
5023 (fold_undefer_and_ignore_overflow_warnings): New function.
5024 (fold_deferring_overflow_warnings_p): New function.
5025 (fold_overflow_warning): New static function.
5026 (make_range): Add strict_overflow_p parameter. Change all
5028 (extract_muldiv, extract_muldiv_1): Likewise.
5029 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5030 tree_expr_nonnegative_p.
5031 (fold_negate_expr): Call fold_overflow_warning.
5032 (fold_range_test): Likewise.
5033 (fold_comparison): Likewise.
5034 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5035 instead of tree_expr_nonnegative_p.
5036 (tree_expr_nonnegative_warnv_p): Rename from
5037 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5038 (tree_expr_nonnegative_p): New function.
5039 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5040 strict_overflow_p parameter.
5041 (tree_expr_nonzero_p): New function.
5042 * passes.c (verify_interpass_invariants): New static function.
5043 (execute_one_pass): Call it.
5044 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5046 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5047 (estimate_numbers_of_iterations): Likewise.
5048 (scev_probably_wraps_p): Likewise.
5049 * tree-ssa-ccp.c: Include "toplev.h".
5050 (evaluate_stmt): Defer fold overflow warnings until we know we are
5052 (struct fold_stmt_r_data): Add stmt field.
5053 (fold_stmt_r): Defer fold overflow warnings until we know we
5055 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5056 (fold_stmt_inplace): Likewise.
5057 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5058 (cleanup_control_expr_graph): Defer fold overflow warnings until
5059 we know we are going to optimize.
5060 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5061 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5063 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5064 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5065 * tree-ssa-loop-manip.c (create_iv): Likewise.
5066 * c-typeck.c (build_conditional_expr): Likewise.
5067 (build_binary_op): Likewise.
5068 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5069 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5070 (extract_range_from_unary_expr): Likewise.
5071 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5072 assuming that signed overflow does not occur.
5073 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5074 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5075 (fold_defer_overflow_warnings): Declare.
5076 (fold_undefer_overflow_warnings): Declare.
5077 (fold_undefer_and_ignore_overflow_warnings): Declare.
5078 (fold_deferring_overflow_warnings_p): Declare.
5079 (tree_expr_nonzero_warnv_p): Declare.
5080 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5082 (Warning Options): Document -Wstrict-overflow.
5083 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5084 (tree-ssa-ccp.o): Likewise.
5085 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5086 (fold-const.o): Depend on intl.h.
5088 2007-02-13 Ian Lance Taylor <iant@google.com>
5091 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5094 2007-02-13 Stuart Hastings <stuart@apple.com>
5096 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5098 2007-02-13 Richard Henderson <rth@redhat.com>
5100 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5101 handled_component_p before looking for the indirect_ref.
5103 2007-02-13 Richard Henderson <rth@redhat.com>
5105 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5106 remove flags clobber.
5107 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5108 (bswaphi_lowpart): New.
5109 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5110 remove TARGET_BSWAP test. Delete expander of the same name.
5112 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5113 (expand_unop): Use them.
5115 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5117 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5118 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5119 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5120 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5121 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5122 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5123 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5124 assembler dialect choice from asm templates.
5126 2007-02-12 Richard Henderson <rth@redhat.com>
5128 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5129 (fixuns_trunc<SSEMODEF>si2): Use it.
5130 * config/i386/sse.md (vec_setv4sf_0): Export.
5131 * config/i386/i386.c (ix86_build_const_vector): Export.
5132 (ix86_split_convert_uns_si_sse): Rename from
5133 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5134 * config/i386/i386-protos.h: Update.
5136 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5139 * c-typeck.c (c_finish_return): Improve warning message.
5141 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5143 * alias.c (find_symbolic_term): Delete unused function.
5145 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5147 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5148 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5149 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5151 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5153 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5154 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5155 the function, temporarily point the debug interface to the null one.
5157 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5159 * dwarf2out.c (round_up_to_align): New static function.
5160 (field_byte_offset): Use it to round the offset.
5162 2007-02-12 Richard Henderson <rth@redhat.com>
5164 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5165 (inswl_const): Export.
5167 2007-02-12 Richard Henderson <rth@redhat.com>
5169 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5170 result mode of the libcall, convert back to outmode.
5172 2007-02-12 Roger Sayle <roger@eyesopen.com>
5174 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5175 (bswapdi2): New define_expand to implement 32-bit implementation.
5177 2007-02-12 Nick Clifton <nickc@redhat.com>
5179 * doc/invoke.texi (Overall Options): Document --help=.
5180 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5181 (cc1_options): Pass --help= on to cc1.
5182 (display_help): Add description of --help=.
5183 (process_command): Add code to handle --help=. Allow translated
5184 --help and --target-help switches to be passed on to compiler
5186 (main): Remove unused if statement.
5187 * opts.c (columns): Remove.
5188 (LEFT_COLUMN): Define.
5189 (wrap_help): Add columns argument.
5190 (print_filtered_help): Change parameters to be an include bitmask,
5191 an exclude bitmask, an any bitmask and the column width. Move the
5192 code to display the params list here. Add code to display the
5193 status of options rather than their descriptions if the quiet flag
5195 (print_specific_help): Change parameters to be an include bitmask,
5196 an exclude bitmask and an any bitmask. Move code to look up the
5197 column width here. Decide upon the title for an options listing.
5198 (common_handle_options): Add code to handle --help=. Adapt code
5199 for --help and --target-help to use the revised form of the
5200 print_specific_help function.
5201 (print_help): Delete.
5202 (print_param_help): Delete.
5203 (print_switch): Delete.
5204 * opts.h (cl_lang_count): Add prototype.
5205 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5206 CL_MAX_OPTION_CLASS): New defines.
5207 * optc-gen.awk: Add construction of cl_lang_count.
5208 * c.opt: Add Warning attribute to warning options and Optimization
5209 attribute to optimization options.
5210 * common.opt: Likewise.
5212 Add -fhelp and -ftarget-help as aliases for the transformed --help
5213 and --target-help options.
5214 * opt-functions.awk: Add code to handle Warning and Optimization
5217 2007-02-12 Richard Henderson <rth@redhat.com>
5219 * config/alpha/constraints.md: New file.
5220 * config/alpha/alpha.c: Include tm-constrs.h.
5221 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5222 alpha_extra_constraint): Remove.
5223 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5224 * config/alpha/alpha-protos.h: Update.
5225 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5226 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5227 (EXTRA_CONSTRAINT): Remove.
5228 * config/alpha/alpha.md: Include constraints.md.
5229 (adddi splitter): Use satisfies_constraint_*.
5230 * config/alpha/predicates.md (add_operand): Likewise.
5231 (sext_add_operand, addition_operation): Likewise.
5233 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5235 PR tree-optimization/29145
5236 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5237 in our handling of restrict qualified pointers.
5239 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5242 * doc/invoke.texi (Wunused-value): Update description.
5243 (Wextra): Delete item.
5244 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5245 value of Wunused-value.
5246 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5247 (c_finish_stmt_expr): Don't check extra_warnings.
5248 (emit_side_effect_warnings): The caller is responsible to check
5251 2007-02-11 Roger Sayle <roger@eyesopen.com>
5252 Matt Thomas <matt@3am-software.com>
5254 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5256 2007-02-11 Roger Sayle <roger@eyesopen.com>
5258 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5259 comparisons of POPCOUNT against zero.
5260 (simplify_const_relational_operation): Likewise.
5262 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5264 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5266 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5268 * dwarf2out.c (root_type): Delete unused function.
5270 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5272 * genattrtab.c (contained_in_p): Delete unused function.
5273 (write_expr_attr_cache): Likewise.
5275 2007-02-11 Jan Hubicka <jh@suse.cz>
5277 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5280 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5282 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5283 to add the REG_EQ* note.
5284 * see.c (see_merge_one_use_extension): Likewise.
5285 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5286 turn REG_EQUAL notes into REG_EQUIV notes if the target
5287 register may have more than one set.
5288 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5289 * gcse.c (try_replace_reg): Likewise.
5290 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5291 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5292 more than one REG_EQUIV note.
5293 * reload1.c (gen_reload): Use set_unique_reg_note.
5295 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5297 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5298 (ix86_builtin_conversion): New function.
5300 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5303 * tree.h (DECL_REPLACEABLE_P): New macro.
5304 * except.c (set_nothrow_function_flags): Likewise.
5306 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5307 Ira Rosen <irar@il.ibm.com>
5308 Dorit Nuzman <dorit@il.ibm.com>
5310 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5311 * targhooks.c (default_builtin_vectorized_conversion): New.
5312 * targhooks.h (default_builtin_vectorized_function): New declaration.
5313 * target.h (struct vectorize): Add builtin_conversion field.
5314 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5315 stmt_vec_info_type value.
5316 (vectorizable_conversion): New declaration.
5317 * tree-vect-analyze.c (vect_analyze_operations): Add
5318 vectorizable_conversion call.
5319 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5320 * tree-vect-transform.c (vectorizable_conversion): New function.
5321 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5322 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5324 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5325 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5326 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5327 or ALTIVEC_BUILTIN_VCFSX.
5329 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5332 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5333 CONST_DOUBLE and operand 0 is a hard register.
5334 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5335 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5336 is a hard floating-point register.
5338 2007-02-10 Richard Henderson <rth@redhat.com>
5339 Jakub Jelinek <jakub@redhat.com>
5340 Alexandre Oliva <aoliva@redhat.com>
5342 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5343 * builtin-types.def (BT_WORD): Make unsigned.
5344 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5345 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5346 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5347 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5348 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5349 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5351 * expr.c (emutls_var_address): New.
5352 (expand_expr_real_1): Expand emulated tls.
5353 (expand_expr_addr_expr_1): Likewise.
5354 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5355 * output.h (emutls_finish): Declare.
5356 * toplev.c (compile_file): Call it.
5357 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5358 address before wrapping in CONST.
5359 * varasm.c (emutls_htab, emutls_object_type): New.
5360 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5361 (get_emutls_object_name, get_emutls_object_type): New.
5362 (get_emutls_init_templ_addr, emutls_decl): New.
5363 (emutls_common_1, emutls_finish): New.
5364 (assemble_variable): When emulating tls, swap decls; generate
5365 constructor for the emutls objects.
5366 (do_assemble_alias): When emulating tls, swap decl and target name.
5367 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5369 * varpool.c (decide_is_variable_needed): Look at force_output.
5370 Recurse for emulated tls.
5371 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5372 with decide_is_variable_needed.
5373 * emutls.c: New file.
5374 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5375 tls_object for real tls.
5377 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5379 PR rtl-optimization/29599
5380 * reload1.c (eliminate_regs_in_insn): Take the destination
5381 mode into account when computing the offset.
5383 2007-02-09 Stuart Hastings <stuart@apple.com>
5384 Richard Henderson <rth@redhat.com>
5386 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5387 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5388 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5389 fixuns_truncdfhi2): New.
5390 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5391 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5392 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5393 (floatunssidf2): Allow nonimmediate source.
5394 * gcc/config/i386/sse.md (movdi_to_sse): New.
5395 (vec_concatv2di): Drop '*'.
5396 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5397 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5398 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5400 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5401 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5402 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5403 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5404 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5405 ix86_build_const_vector.
5406 (x86_emit_floatuns): Rewrite.
5408 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5410 * genautomata.c (longest_path_length): Delete unused function.
5411 (struct state): Delete unused longest_path_length.
5412 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5413 (get_free_state): Delete unused.
5415 2007-02-09 Jan Hubicka <jh@suse.cz>
5417 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5418 * doc/invoke.texi (inline-unit-growth): Update default value.
5420 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5421 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5422 (rebuild_cgraph_edges): Likewise.
5423 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5424 (dump_cgraph_node): Dump frequencies.
5425 (cgraph_clone_edge): Add frequency scales.
5426 (cgraph_clone_node): Add freuqnecy.
5427 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5428 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5429 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5430 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5431 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5432 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5433 (save_inline_function_body): Likewise.
5434 * ipa-inline.c: inluce rtl.h
5435 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5436 (cgraph_edge_badness): Use frequencies.
5437 (cgraph_decide_recursive_inlining): Update clonning.
5438 (cgraph_decide_inlining_of_small_function): Dump frequency.
5439 * predict.c (estimate_bb_frequencies): Export.
5440 * predict.h (estimate_bb_frequencies): Declare.
5441 * tree-inline.c (copy_bb): Watch overflows.
5442 (expand_call_inline): Update call of cgraph_create_edge.
5443 (optimize_inline_calls): Use TODO flags to update frequnecies.
5444 * passes.h: Include predict.h
5445 (init_optimization_passes): Move profile ahead.
5446 (execute_function_todo): Handle TODO_rebuild_frequencies.
5448 2007-02-09 Roger Sayle <roger@eyesopen.com>
5450 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5451 the insbl or inswl pattern into a register.
5453 2007-02-09 Roger Sayle <roger@eyesopen.com>
5455 * config/ia64/ia64.md (bswapdi2): New define_insn.
5457 2007-02-09 Richard Henderson <rth@redhat.com>
5459 * config/i386/constraints.md (Ym): New constraint.
5460 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5461 (movdi_1_rex64): Split sse and xmm general register moves from
5462 memory move alternatives. Use conditional register constraints.
5463 (movsf_1, movdf_integer): Likewise.
5464 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5465 (movdf_integer_rex64): New.
5466 (pushsf_rex64): Fix output constraints.
5467 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5468 (sse2_stored): Likewise.
5469 (sse2_storeq_rex64): New.
5470 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5471 amd and not generic.
5472 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5473 for optimize_size. Remove SF/DFmode hack.
5475 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5477 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5480 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5481 Richard Sandiford <richard@codesourcery.com>
5483 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5484 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5485 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5486 m68k/t-mlib to tmake_file.
5487 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5488 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5489 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5490 Allow it to be cf or m68k. Set m68k_arch_family. If that
5491 variable is not empty, add t-$m68k_arch_family to tmake_file.
5492 Add t-mlibs to tmake_file.
5493 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5494 * config/m68k/t-cf: New file.
5495 * config/m68k/t-m68k: Likewise.
5496 * config/m68k/t-mlibs: Likewise.
5497 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5498 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5499 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5500 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5501 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5503 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5504 (INSTALL_LIBGCC): Delete.
5505 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5506 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5507 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5508 (M68K_MLIB_CPU): Define.
5509 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5510 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5511 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5513 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5514 Richard Guenther <rguenther@suse.de>
5517 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5518 against INT_MIN/INT_MAX.
5519 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5520 file if a loop is removed.
5522 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5524 * calls.c (store_one_arg): Pass correct alignment to
5525 emit_push_insn for non-BLKmode values.
5526 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5527 unaligned stack slot via a suitably aligned slot.
5529 2007-02-08 DJ Delorie <dj@redhat.com>
5531 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5533 (legal_subregs): Use unsigned char, make const.
5534 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5536 2007-02-08 Paul Brook <paul@codesourcery.com>
5538 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5539 special interworking needed.
5541 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5543 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5544 conditional to __SSE2__.
5545 (Entries below should have been added to first ChangeLog
5546 entry for amdfam10 dated 2007-02-05)
5547 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5549 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5551 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5554 2007-02-08 DJ Delorie <dj@redhat.com>
5556 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5557 * config/m32c/m32c.c (legal_subregs): New.
5558 (m32c_illegal_subreg_p): New.
5559 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5560 unsupported subregs of hard regs.
5562 2007-02-08 Jan Hubicka <jh@suse.cz>
5564 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5565 the same one; always update histograms.
5567 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5569 * passes.c (init_optimization_passes): Tidy comment.
5571 2007-02-08 Roger Sayle <roger@eyesopen.com>
5573 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5574 strip zero_extend, bswap and rotates from POCOUNT's argument.
5575 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5576 zero_extend and rotates from PARITY's argument.
5577 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5578 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5579 of an integer constant at compile-time.
5581 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5584 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5586 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5589 * tree-ssa-live.c (remove_unused_locals): Do not remove
5590 TREE_ADDRESSABLE variables.
5591 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5592 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5593 FOR_CLOBBER. Update all users.
5594 If VAR has an associated alias set, add a virtual operand for
5595 it if no alias is found to conflict with the memory reference.
5597 2007-02-07 Jan Hubicka <jh@suse.cz>
5598 Robert Kidd <rkidd@crhc.uiuc.edu>
5600 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5602 2007-02-07 Ian Lance Taylor <iant@google.com>
5604 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5606 2007-02-07 Roger Sayle <roger@eyesopen.com>
5608 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5609 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5610 tablejumpdi, movsi_to_cr_one): Remove constraints from
5611 define_expand's match_operands.
5613 2007-02-07 Roger Sayle <roger@eyesopen.com>
5615 * global.c (compute_regsets): Move declatation of "i" inside of
5616 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5618 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5621 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5622 of INDIRECT_REF <RESULT_DECL>.
5624 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5626 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5627 Kaz Kojima <kkojima@gcc.gnu.org>
5630 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5632 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5634 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5636 * doc/loop.texi: Document possibility not to perform disambiguation
5637 of loops with multiple latches.
5638 * cfgloopmanip.c (alp_enum_p): Removed.
5639 (add_loop): Handle subloops. Use get_loop_body_with_size.
5640 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5641 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5642 the new forwarder block.
5643 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5644 Handle the case latch is NULL.
5645 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5646 when marking loop exits.
5647 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5649 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5650 disambiguate_loops_with_multiple_latches.
5651 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5652 before fix_loop_structure.
5653 * cfgloop.c: Include pointer-set.h and output.h.
5654 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5655 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5656 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5657 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5658 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5659 disambiguate_multiple_latches, get_loop_body_with_size,
5660 disambiguate_loops_with_multiple_latches): New functions.
5661 (flow_loop_dump): Dump multiple latch edges.
5662 (flow_loop_nodes_find): Handle loops with multiple latches.
5663 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5664 (glb_enum_p): Modified.
5665 (get_loop_body): Use get_loop_body_with_size.
5666 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5667 (AVOID_CFG_MODIFICATIONS): New constant.
5668 (disambiguate_loops_with_multiple_latches, add_loop,
5669 get_loop_body_with_size): Declare.
5670 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5672 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5675 * global.c (compute_regsets): New function.
5676 (global_alloc): Refactored ELIMINABLE_REGSET
5677 and NO_GLOBAL_ALLOC_REGS computation out.
5678 (rest_of_handle_global_alloc): Call compute_regsets()
5679 for non-optimizing case.
5681 2007-02-06 Richard Henderson <rth@redhat.com>
5683 * config/i386/constraints.md (Y2): Rename from Y.
5684 (Yi): New constraint.
5685 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5686 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5687 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5688 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5689 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5690 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5691 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5692 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5693 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5694 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5695 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5696 vec_extractv2si_1): Change Y constraints to Y2.
5697 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5698 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5699 Change Y constraints to Y2.
5700 (sse2_loadld): Change Y constraints to x.
5702 2007-02-06 Roger Sayle <roger@eyesopen.com>
5704 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5705 (parity<mode>2): New define_expand using rs6000_emit_parity.
5706 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5707 rs6000_emit_parity): New functions.
5708 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5709 rs6000_emit_parity): Prototype here.
5711 2007-02-06 Ian Lance Taylor <iant@google.com>
5713 * lower-subreg.c (simple_move_operand): Reject CONST.
5714 (resolve_clobber): Call validate_change rather than directly
5715 assigning to XEXP (pat, 0).
5717 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5719 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5720 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5721 (tree-cfg.o): Remove hashtab.h dependency.
5723 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5724 (struct ivopts_data): Change niters to pointer_map_t.
5725 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5726 (niter_for_exit): Create pointer_map on demand. Change for
5728 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5729 (free_loop_data): Destroy data->niters if created and reset field.
5730 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5731 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5733 * tree-ssa-reassoc.c: Include pointer-set.h.
5734 (bb_rank): Change to long *.
5735 (operand_rank): Change to pointer_map_t.
5736 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5737 (insert_operand_rank): Accept long.
5738 (operand_entry_hash, operand_entry_eq): Remove.
5739 (get_rank): Return long. Adjust for changes above.
5740 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5742 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5744 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5745 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5746 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5748 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5749 directly since it cannot be NULL.
5750 (get_vi_for_tree): Rewrite for pointer_map API.
5751 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5752 (init_alias_vars): Create vi_for_tree as pointer_map.
5753 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5755 * tree-cfg.c: Don't include hashtab.h.
5756 (edge_to_cases): Declare as pointer_map.
5757 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5759 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5760 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5761 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5763 (record_switch_edge): Delete.
5764 (get_cases_for_edge): Adjust for pointer_map API, inline
5765 record_switch_edge (rewritten for new API), remove goto.
5767 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5769 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5770 * tree-nested.c: Include pointer-set.h.
5771 (var_map_elt, var_map_eq, var_map_hash): Delete.
5772 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5774 (nesting_info_bitmap_obstack): New.
5775 (lookup_field_for_decl): Adjust for pointer_map API.
5776 (lookup_tramp_for_decl): Adjust for pointer_map API.
5777 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5778 (get_local_debug_decl): Adjust for pointer_map API.
5779 (convert_nl_goto_reference): Adjust for pointer_map API.
5780 (convert_nl_goto_receiver): Adjust for pointer_map API.
5781 (create_nesting_tree): Create outside GGC space. Create bitmap on
5782 the new obstack. Create field_map and var_map as pointer_maps.
5783 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5785 (lower_nested_functions): Move root here, no need to NULL it.
5786 Initialize and release the obstack.
5788 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5790 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5791 Remove prototypes and make them non-static.
5792 (struct tree_int_map): Remove.
5793 * tree.h (struct tree_int_map): Move here, turning TO into an
5795 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5797 * tree.h (TREE_COMPLEXITY): Remove.
5798 (struct tree_exp): Remove complexity field.
5799 * tree.c (build1_stat): Don't set it.
5801 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5802 Victor Kaplansky <victork@il.ibm.com>
5804 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5805 (vect_is_simple_reduction): Support reduction with induction as
5806 one of the operands.
5807 (vect_is_simple_iv_evolution): Fix formatting.
5808 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5809 formatting. Don't mark induction phis for vectorization.
5810 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5811 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5812 (vect_get_vec_def_for_operand): Support induction.
5813 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5815 (vectorizable_reduction): Support reduction with induction as one of
5817 (vectorizable_type_demotion): Use def-type of stmt argument rather
5818 than dummy def-type.
5820 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5821 flag_tree_scev_cprop.
5822 * common.opt (tree-scev-cprop): New flag.
5824 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5825 call to vect_get_new_vect_var.
5827 2007-02-06 Ira Rosen <irar@il.ibm.com>
5829 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5830 vectype is not NULL.
5831 (vect_pattern_recog_1): Likewise.
5833 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5835 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5836 (fold_negate_expr): Likewise.
5838 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5841 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5842 even if cv-qualification is the same.
5844 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5846 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5847 __enable_execute_stack on completion.
5849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5851 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5852 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5853 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5854 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5855 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5856 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5857 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5858 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5862 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5863 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5864 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5865 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5866 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5867 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5868 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5869 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5870 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5871 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5872 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5873 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5874 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5875 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5876 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5877 sqrtextenddfxf2_i387): Added amdfam10_decode.
5879 * config/i386/athlon.md (athlon_idirect_amdfam10,
5880 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5881 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5882 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5883 athlon_ivector_store_amdfam10): New define_insn_reservation.
5884 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5889 * config/i386/athlon.md (athlon_call_amdfam10,
5890 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5891 define_insn_reservation.
5892 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5893 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5894 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5896 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5898 * config/i386/athlon.md (athlon_sseld_amdfam10,
5899 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5900 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5904 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5905 define_insn_reservation.
5906 * config/i386/i386.md (sseins): Added sseins to define_attr type
5907 and define_attr unit.
5908 * config/i386/sse.md: Set type attribute to sseins for insertq
5911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5913 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5914 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5915 ssecomi_load_amdfam10, ssecomi_amdfam10,
5916 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5917 define_insn_reservation.
5918 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5920 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5922 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5923 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5924 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5925 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5926 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5927 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5928 define_insn_reservation.
5930 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5931 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5932 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5933 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5934 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5938 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5939 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5940 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5941 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5942 athlon_ssemul_load_k8): Added amdfam10.
5944 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5946 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5947 (x86_sse_unaligned_move_optimal): New variable.
5949 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5951 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5952 for unaligned vector SSE double/single precision loads for AMDFAM10.
5954 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5956 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5957 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5958 Define TARGET_CPU_DEFAULT_amdfam10.
5959 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5960 (processor_type): Add PROCESSOR_AMDFAM10.
5962 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5963 processor_type in config/i386/i386.h.
5964 Enable imul peepholes for TARGET_AMDFAM10.
5966 * config.gcc: Add support for --with-cpu option for amdfam10.
5968 * config/i386/i386.c (amdfam10_cost): New variable.
5969 (m_AMDFAM10): New macro.
5970 (m_ATHLON_K8_AMDFAM10): New macro.
5971 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5972 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5973 x86_promote_QImode, x86_integer_DFmode_moves,
5974 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5975 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5976 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5977 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5978 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5979 Enable/disable for amdfam10.
5980 (override_options): Add amdfam10_cost to processor_target_table.
5981 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5982 processor_alias_table.
5983 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5984 (ix86_adjust_cost): Add code for amdfam10.
5986 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5988 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5989 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5990 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5991 * config/i386/i386.h: Add builtin definition for SSE4A.
5992 * config/i386/i386.md: Add support for ABM instructions
5994 * config/i386/sse.md: Add support for SSE4A instructions
5995 (movntss, movntsd, extrq, insertq).
5996 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5997 Add -march=amdfam10 flag.
5998 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5999 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6001 * doc/extend.texi: Add documentation for SSE4A builtins.
6003 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6005 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6007 2007-02-05 Richard Guenther <rguenther@suse.de>
6009 * tree-vectorizer.h (vectorizable_function): Add argument type
6010 argument, change return type.
6011 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6012 * tree-vect-transform.c (vectorizable_function): Handle extra
6013 argument, return vectorized function decl.
6014 (build_vectorized_function_call): Remove.
6015 (vectorizable_call): Handle calls with result and argument types
6016 differing. Handle loop vectorization factor correctly.
6017 * targhooks.c (default_builtin_vectorized_function): Adjust for
6019 * targhooks.h (default_builtin_vectorized_function): Likewise.
6020 * target.h (builtin_vectorized_function): Add argument type
6022 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6023 extra argument, allow vectorizing of lrintf.
6024 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6025 documentation of target hook.
6027 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6030 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6031 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6032 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6034 2007-02-05 Roger Sayle <roger@eyesopen.com>
6036 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6037 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6038 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6039 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6040 before canonicalizing sincos to cexpi.
6041 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6043 2007-02-05 Roger Sayle <roger@eyesopen.com>
6045 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6046 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6047 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6049 2007-02-05 Roger Sayle <roger@eyesopen.com>
6051 * mips-tfile.c (initialize_init_file): Correct endianness test.
6053 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6055 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6058 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6060 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6061 saves in a PARALLEL before the register assignments.
6063 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6065 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6066 DWARF_FRAME_RETURN_COLUMN to be a general register.
6067 * dwarf2out.c (init_return_column_size): New function, split from...
6068 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6069 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6070 to be nongeneral registers.
6071 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6073 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6074 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6076 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6078 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6080 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6082 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6083 (remove_path): Use can_remove_branch_p and remove_branch instead
6084 of loop_delete_branch_edge.
6085 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6086 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6087 Update profile using scale_dominated_blocks_in_loop.
6088 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6089 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6090 (can_remove_branch_p, remove_branch): Declare.
6091 * tree-cfg.c (tree_can_remove_branch_p): New function.
6092 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6093 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6094 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6096 2007-02-05 Jan Hubicka <jh@suse.cz>
6099 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6100 nodes in cgraph, don't remove offline copy of the function.
6102 2007-02-04 Jan Hubicka <jh@suse.cz>
6104 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6105 vectors might cause maybe_lookup_element_for_expr to be called
6106 on non-sra-candidate.
6108 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6110 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6111 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6112 spelling conventions.
6114 2007-02-04 Richard Guenther <rguenther@suse.de>
6117 * fold-const.c (try_move_mult_to_index): Make sure to not
6118 overflow one dimension of a multi-dimensional array access.
6120 2007-02-04 Jan Hubicka <jh@suse.cz>
6122 * passes.c (init_optimization_passes): Reindent.
6124 2007-02-04 Jan Hubicka <jh@suse.cz>
6125 Eric Botcazou <ebotcazou@adacore.com>
6127 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6128 (execute_fixup_cfg): Break out the abnormal goto code.
6129 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6130 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6131 (optimize_inline_calls): Call make_nonlocal_label_edges.
6133 2007-02-04 Jan Hubicka <jh@suse.cz>
6135 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6136 true when something was changed.
6137 (rename_ssa_copies): When something was changed, do
6138 TODO_remove_unused_locals.
6139 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6140 add TODO_remove_unused_locals when instruction was removed.
6142 2007-02-04 Jan Hubicka <jh@suse.cz>
6144 * ipa-inline.c (try_inline): Improve debug output; work on already
6146 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6147 call try_inline for already inlined edges too when flattening;
6148 inline also functions that make callee growth but overall unit size
6151 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6153 * config/m32c/bitops.md, config/m32c/jump.md,
6154 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6155 config/m32r/m32r.h, config/m32r/m32r.md,
6156 config/m32r/predicates.md, config/m68hc11/larith.asm,
6157 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6158 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6159 config/mips/mips-protos.h, config/mips/mips.c,
6160 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6161 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6162 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6163 spelling conventions.
6165 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6166 Follow spelling conventions.
6168 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6170 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6171 warn about C++0x compatibility.
6173 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6175 * config/h8300/h8300.c, config/h8300/h8300.h,
6176 config/h8300/h8300.md: Follow spelling conventions.
6178 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6181 * combine.c (try_combine): Do not substitute source operand
6182 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6184 2007-02-03 Jan Hubicka <jh@suse.cz>
6186 PR gcov-profile/30650
6187 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6188 do not divide by zero for never executed counters.
6189 (tree_find_values_to_profile): Fix counters.
6190 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6192 2007-02-03 Ian Lance Taylor <iant@google.com>
6194 * lower-subreg.c (simple_move_operand): New static function,
6195 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6197 (simple_move): Call simple_move_operand.
6198 (find_decomposable_subregs): Add special handling of MEMs.
6199 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6200 meaning of return value. If we see a hard register, test whether
6201 it can store a word_mode value. Change all callers.
6203 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6205 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6206 ftrapv insns and expanders.
6207 (subdi3): Change define_expand operand 1 to arith11_operand, and
6208 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6209 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6210 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6214 * varasm.c (notice_global_symbol): Treat global objects as weak when
6217 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6219 * emit-rtl.c (dconstpi): Delete.
6221 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6222 * real.h (dconstpi): Delete.
6224 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6225 (fold_builtin_hypot): Likewise.
6227 2007-02-03 Tom Tromey <tromey@redhat.com>
6230 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6231 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6233 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6235 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6236 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6237 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6238 config/rs6000/cell.md, config/rs6000/darwin.h,
6239 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6240 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6241 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6242 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6243 typos. Follow spelling conventions.
6244 * doc/invoke.texi: Follow spelling conventions.
6246 2007-02-03 Roger Sayle <roger@eyesopen.com>
6248 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6249 canonicalization transformations that attempt to simplify integer
6250 constant comparisons to become comparisons against zero.
6252 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6256 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6257 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6259 2007-02-02 Mike Stump <mrs@apple.com>
6261 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6262 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6263 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6264 generate a branch island.
6266 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6268 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6269 (xtensa_legitimate_address_p): New.
6270 (xtensa_legitimize_address): New.
6271 (xtensa_output_addr_const_extra): New.
6272 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6274 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6275 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6276 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6277 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6278 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6279 (xtensa_legitimize_address): New.
6280 (xtensa_output_addr_const_extra): New.
6282 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6284 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6286 2007-02-02 Ian Lance Taylor <iant@google.com>
6288 * expmed.c (expand_divmod): Add comment.
6290 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6292 * emit-rtl.c (renumber_insns): Remove.
6293 * flags.h: Remove the extern for flag_renumber_insns.
6294 * rtl.h: Remove the prototype for renumber_insns.
6295 * toplev.c (flag_renumber_insns): Remove.
6297 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6299 Revert for x86 darwin:
6300 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6302 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6303 code before the following patch under TARGET_MACHO.
6304 (ix86_function_value_regno_p): Likewise.
6306 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6308 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6311 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6314 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6315 general or fp registers. Add comments.
6316 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6318 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6320 * pointer-set.c (insert_aux): Only return insertion slot.
6321 (pointer_set_insert): Adjust.
6322 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6323 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6324 pointer_map_traverse): New.
6325 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6326 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6327 pointer_map_contains, pointer_map_traverse): Declare.
6329 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6332 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6333 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6335 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6337 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6339 (struct _dep): New type.
6340 (dep_t): New typedef.
6341 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6342 (DEP_STATUS): New access macro. The macro with the same name was
6343 renamed to DEP_LINK_STATUS.
6344 (dep_init): Declare function
6346 (struct _dep_link): New type.
6347 (dep_link_t): New typedef.
6348 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6349 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6350 (DEP_LINK_STATUS): New macro.
6351 (debug_dep_links): New debug function.
6353 (struct _deps_list): New type.
6354 (deps_list_t): New typedef.
6355 (DEPS_LIST_FIRST): New access macro.
6356 (FOR_EACH_DEP_LINK): New cycle macro.
6357 (create_deps_list, free_deps_list, delete_deps_list): Declare
6359 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6360 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6361 (copy_deps_list_change_con): Ditto.
6363 (move_dep_link): Declare function.
6365 (struct _dep_node): New type.
6366 (dep_node_t): New typedef.
6367 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6369 (struct haifa_insn_data.back_deps): New field to hold backward
6370 dependencies of the insn.
6371 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6373 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6374 Change its type to deps_list_t.
6375 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6376 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6377 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6379 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6381 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6383 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6385 (dep_cost): Declare.
6387 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6388 (ds_to_dk, dk_to_ds): New functions.
6390 (init_dep_1): New static function.
6391 (init_dep): New function.
6392 (copy_dep): New static function.
6394 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6396 (detach_dep_link): New static function.
6397 (move_dep_link): New function.
6399 (dep_links_consistent_p, dump_dep_links): New static functions.
6400 (debug_dep_links): New debugging function.
6402 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6404 (alloc_deps_list, init_deps_list): New static functions.
6405 (create_deps_list): New function.
6406 (clear_deps_list): New static function.
6407 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6408 (deps_list_consistent_p, dump_deps_list): New static functions.
6409 (debug_deps_list): New function.
6410 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6412 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6414 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6415 use new scheduler dependencies lists.
6416 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6417 (sched_analyze): Ditto. Initialize dependencies lists.
6418 (add_forw_dep, compute_forward_dependences): Update to use new
6419 scheduler dependencies lists.
6421 (init_dependency_caches): Init deps_obstack.
6422 (free_dependency_caches): Free deps_obstack.
6424 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6425 new scheduler dependencies lists.
6426 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6427 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6429 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6430 Update to use new scheduler dependencies lists.
6431 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6432 (debug_dependencies): Ditto.
6433 (schedule_region): Update comments.
6435 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6436 scheduler dependencies lists.
6437 (schedule_ebb): Update comments.
6439 * rtl.def (DEPS_LIST): Remove.
6441 * lists.c (unused_deps_list): Remove.
6442 (free_list): Update assertions.
6444 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6445 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6447 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6448 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6450 * haifa-sched.c (comments): Update.
6451 (insn_cost1): Remove. Inline the code into insn_cost ().
6452 (insn_cost): Update to use new scheduler dependencies lists. Move
6453 processing of the dependency cost to dep_cost ().
6454 (dep_cost): New function. Use it instead of insn_cost () when
6455 evaluating cost of the dependency. Use compatible interface to
6456 interact with the target.
6457 (priority): Update to use new scheduler dependencies lists.
6458 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6459 with greater number of insns that depend on the insn.
6460 (schedule_insn): Update to use new scheduler dependencies lists. Add
6461 code to free backward dependencies lists. Inline and optimize code
6462 from resolve_dep () - see PR28071.
6463 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6464 lists. Update call to targetm.sched.is_costly_dependence hook.
6466 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6467 scheduler dependencies lists.
6469 (resolve_dep): Remove. Move the logic to schedule_insn ().
6470 (init_h_i_d): Initialize dependencies lists.
6472 (process_insn_depend_be_in_spec): Rename to
6473 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6475 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6476 Update to use new scheduler dependencies lists.
6477 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6479 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6480 new scheduler dependencies lists.
6481 (build_intra_loop_deps): Ditto.
6483 * target.h (struct _dep): Declare to use in
6484 gcc_target.sched.is_costly_dependence.
6485 (struct gcc_target.sched.adjust_cost): Fix typo.
6486 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6487 single dep_t parameter instead of an equivalent triad.
6488 (struct gcc_target.sched.adjust_cost_2): Remove.
6490 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6492 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6494 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6496 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6498 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6499 (REG_DEP_TRUE): Document.
6501 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6502 Change signature to correspond to the targetm.sched.adjust_cost hook.
6503 Update use in TARGET_SCHED_ADJUST_COST_2.
6504 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6505 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6506 new scheduler dependencies lists.
6507 (ia64_gen_check): Ditto.
6509 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6512 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6513 signature to correspond to the targetm.sched.is_costly_dependence hook.
6514 (is_costly_group): Update to use new scheduler dependencies lists.
6516 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6517 instead of INSN_COST () macro.
6519 2007-02-01 Ian Lance Taylor <iant@google.com>
6521 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6523 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6525 * pa.md (tp_load): Correct mfctl instruction syntax.
6527 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6529 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6530 altivec_padding_size calculation on AIX. Improve comment, add
6531 assert to verify that it's right.
6533 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6536 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6539 * global.c (global_alloc): Add mising initialization of
6542 2007-02-01 Roger Sayle <roger@eyesopen.com>
6544 * alias.c (init_alias_analysis): Correct whitespace.
6545 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6546 partition_hot_cold_basic_blocks): Likewise.
6547 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6548 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6549 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6550 fold_builtin_snprintf_chk, fold_builtin_printf,
6551 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6552 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6553 * cfgcleanup.c (cleanup_cfg): Likewise.
6554 * cfgexpand.c (tree_expand_cfg): Likewise.
6555 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6556 * function.c (get_next_funcdef_no): Likewise.
6557 * gengtype.c (main): Likewise.
6558 * genmodes.c (main): Likewise.
6559 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6560 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6561 * ifcvt.c (noce_emit_move_insn): Likewise.
6562 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6564 * stor-layout.c (get_best_mode): Likewise.
6565 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6566 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6567 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6568 perform_var_substitution, solve_graph): Likewise.
6569 * tree-vrp.c (vrp_finalize): Likewise.
6571 2007-02-01 Ian Lance Taylor <iant@google.com>
6573 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6574 high part of a paradoxical subreg, return a constant zero.
6576 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6578 * toplev.c (lang_dependent_init): Call init_set_costs.
6579 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6581 2007-02-01 Richard Guenther <rguenther@suse.de>
6584 * fold-const.c (fold_negate_expr): Allow negating a
6585 constant if overflow does not change.
6587 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6589 * doc/c-tree.texi (Expression trees): Improve markup.
6590 * doc/tm.texi (Register Classes, Addressing Modes)
6591 (Floating Point): Fix spacing after abbreviations. Fix some
6594 2007-02-01 Ben Elliston <bje@au.ibm.com>
6596 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6597 * doc/contrib.texi: Likewise.
6598 * doc/install.texi: Likewise.
6600 2007-01-31 Richard Henderson <rth@redhat.com>
6601 Ian Lance Taylor <iant@google.com>
6603 * lower-subreg.c: New file.
6604 * rtl.def (CONCATN): Define.
6605 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6607 * emit-rtl.c (update_reg_offset): New static function, broken out
6608 of gen_rtx_REG_offset.
6609 (gen_rtx_REG_offset): Call update_reg_offset.
6610 (gen_reg_rtx_offset): New function.
6611 * regclass.c: Revert patch of 2006-03-05, restoring
6613 (clear_reg_info_regno): New function.
6614 * dwarf2out.c (concatn_loc_descriptor): New static function.
6615 (loc_descriptor): Handle CONCATN.
6616 * common.opt (fsplit_wide_types): New option.
6617 * opts.c (decode_options): Set flag_split_wide_types when
6619 * timevar.def (TV_LOWER_SUBREG): Define.
6620 * rtl.h (gen_reg_rtx_offset): Declare.
6621 (reg_scan_update): Declare.
6622 * regs.h (clear_reg_info_regno): Declare.
6623 * tree-pass.h (pass_lower_subreg): Declare.
6624 (pass_lower_subreg2): Declare.
6625 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6626 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6628 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6629 * Makefile.in (OBJS-common): Add lower-subreg.o.
6630 (lower-subreg.o): New target.
6632 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6634 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6636 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6639 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6641 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6644 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6646 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6648 * cfgloop.h: Include vec-prim.h.
6649 (enum li_flags): Remove LI_ONLY_OLD.
6650 (loop_iterator): Changed.
6651 (fel_next, fel_init): Iterate over loop tree.
6652 (FOR_EACH_LOOP_BREAK): New macro.
6653 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6655 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6656 * modulo-sched.c (sms_schedule): Ditto.
6657 * tree-vectorizer.c (vectorize_loops): Ditto.
6658 * doc/loop.texi: Update information on loop numbering and behavior of
6659 FOR_EACH_LOOP wrto new loops.
6660 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6661 add_to_evolution_1): Test nestedness of loops instead of comparing
6663 * tree-chrec.c (chrec_fold_plus_poly_poly,
6664 chrec_fold_multiply_poly_poly, chrec_evaluate,
6665 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6666 reset_evolution_in_loop): Ditto.
6667 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6669 2007-01-31 Dirk Mueller <dmueller@suse.de>
6671 * c-common.c (warn_about_parentheses): Separate warning about
6672 un-parenthized sequence of comparison operators from the one
6673 which is supposed to warn about x <= y <= z.
6675 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6677 * optabs.h (enum optab_index): Add new OTI_isinf.
6678 (isinf_optab): Define corresponding macro.
6679 * optabs.c (init_optabs): Initialize isinf_optab.
6680 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6682 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6683 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6685 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6686 expand_builtin_interclass_mathfn.
6687 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6688 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6689 (fxam<mode>2_i387): New insn pattern.
6690 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6691 built-in functions as x87 inline asm.
6693 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6695 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6697 2007-01-30 Eric Christopher <echristo@apple.com>
6699 * config.gcc: Add geode.
6701 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6703 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6704 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6705 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6706 value-prof.c: Fix comment typos.
6708 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6711 * doc/invoke.texi (Wpointer-arith): Document warning.
6713 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6715 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6716 the list of discrepancies from the draft TR.
6718 2007-01-30 Dirk Mueller <dmueller@suse.de>
6721 * doc/invoke.texi (-Wreturn-type): Update description to
6724 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6726 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6728 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6730 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6731 to handle optabs that operate on floating point input argument and
6732 output to integer output.
6733 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6734 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6735 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6736 expand_builtin_interclass_mathfn ().
6737 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6739 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6740 ilogbl built-in functions as x87 intrinsics.
6742 2007-01-30 Richard Guenther <rguenther@suse.de>
6745 * dwarf2out.c (reference_to_unused): Query varpool if the
6746 variable was output.
6748 2007-01-30 Richard Guenther <rguenther@suse.de>
6751 * passes.c (execute_one_pass): Reset in_gimple_form to not
6752 confuse non-unit-at-a-time mode.
6754 2007-01-29 Roger Sayle <roger@eyesopen.com>
6755 Richard Guenther <rguenther@suse.de>
6757 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6758 avoid undefined behaviour on overflow. Use force_fit_type_double
6759 to construct the constant with the specified TREE_OVERFLOW.
6761 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6763 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6764 * config/dfp-bit.h: Ditto.
6766 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6768 * c-decl.c (pop_scope): Replace warnings with call to
6769 warn_for_unused_label.
6770 * c-common.h (warn_for_unused_label): Declare.
6771 * c-common.c (warn_for_unused_label): Define.
6773 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6775 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6778 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6780 * Makefile.in (USER_H): Remove decfloat.h.
6781 * ginclude/decfloat.h: Delete, moving contents to ...
6782 * ginclude/float.h: Add support for decimal floating point,
6783 guarded by __STDC_WANT_DEC_FP__.
6785 2007-01-29 Mike Stump <mrs@apple.com>
6787 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6788 Analysis and Representation to resolve case insensitive conflict.
6789 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6791 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6793 * tree.h (struct tree_memory_tag): Add aliases member.
6794 (MTAG_ALIASES): New macro.
6795 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6796 (add_may_alias): Remove pointer-set. Update for may_aliases being
6798 (mark_aliases_call_clobbered): Update for may_aliases being a
6800 (compute_tag_properties): Ditto.
6801 (create_partition_for): Ditto.
6802 (compute_memory_partitions): Ditto.
6803 (dump_may_aliases_for): Ditto.
6804 (is_aliased_with): Ditto.
6805 (add_may_alias_for_new_tag): Ditto.
6806 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6807 (compute_is_aliased): New function.
6808 (compute_may_aliases): Call compute_is_aliased).
6809 (init_alias_info): Initialize alias_bitmap_obstack.
6810 (union_alias_set_into): New function.
6811 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6812 (have_common_aliases_p): Rewrite to take two bitmaps and use
6814 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6816 (finalize_ref_all_pointers): Update for add_may_alias changes.
6817 (new_type_alias): Ditto.
6818 * tree-flow-inline.h (may_aliases): Return a bitmap.
6819 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6820 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6821 may_aliases being a bitmap.
6822 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6823 may_aliases now returns a bitmap.
6824 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6826 * tree-ssa-operands.c (add_virtual_operand): Update for
6827 may_aliases being a bitmap.
6829 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6831 PR tree-optimization/30630
6832 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6833 variable as changed.
6835 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6838 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6839 expanded only once even if an error occurs.
6841 2007-01-29 Ben Elliston <bje@au.ibm.com>
6843 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6844 (__gcov_average_profiler): Likewise.
6845 (__gcov_ior_profiler): Likewise.
6846 (__gcov_merge_ior): Likewise.
6848 2007-01-28 Jan Hubicka <jh@suse.cz>
6850 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6851 * value-prof.c (stringop_block_profile): Likewise.
6853 2007-01-28 Jan Hubicka <jh@suse.cz>
6855 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6856 variant handling histograms; add wrapper.
6857 (clear_storage_via_libcall): Export.
6858 (emit_block_move_hints): Break out from ...; add histograms.
6859 (emit_block_move): ... this one.
6860 (clear_storage_hints): Break out from ...; add histograms.
6861 (clear_storage): ... this one.
6862 (set_storage_via_memset): Handle histogram.
6863 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6864 (clear_storage_hints, clear_storage_via_libcall): Declare.
6865 (set_storage_via_setmem): Update prototype.
6866 * doc/md.texi (movmem, setmem): Document new arguments.
6868 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6870 (stringop_block_profile): New global function.
6871 (tree_stringops_values_to_profile): Profile block size and alignment.
6872 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6874 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6875 (stringop_block_profile): Declare.
6876 * builtins.c: Include value-prof.h.
6877 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6878 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6879 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6880 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6881 * profile.c (instrument_values): Add new counters.
6882 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6884 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6885 (tree_init_edge_profiler): Build new profilers.
6886 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6887 (pass_tree_profile): Add dump.
6888 (tree_profile_hooks): Update.
6889 * Makefile.in (LIBGCOV): Add new constants.
6890 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6891 __gcov_ior_profiler): New.
6892 * i386.md (movmem/setmem expanders): Add new optional arguments.
6894 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6896 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6898 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6900 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6901 (tree_unswitch_single_loop): Pass eni_size_weights to
6902 tree_num_loop_insns.
6903 * tree-ssa-loop-manip.c: Include tree-inline.h.
6904 (can_unroll_loop_p): Pass eni_size_weights to
6905 tree_num_loop_insns.
6906 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6907 Pass eni_size_weights to estimate_num_insns.
6908 * tree.h (init_inline_once): Export.
6909 * toplev.c (backend_init): Call init_inline_once.
6910 * cgraphunit.c (cgraph_process_new_functions,
6911 cgraph_analyze_function): Pass eni_inlining_weights to
6913 * ipa-inline.c (compute_inline_parameters): Ditto.
6914 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6915 to estimate_num_insns.
6916 (try_unroll_loop_completely): Pass eni_size_weights to
6917 tree_num_loop_insns.
6918 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6919 ot estimate_num_insns.
6920 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6921 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6922 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6923 eni_time_weights): New variables.
6924 (init_inline_once): Initialize them.
6925 (struct eni_data): Mew.
6926 (estimate_num_insns_1, estimate_num_insns): Use weights.
6927 * tree-inline.h (struct eni_weights_d): New.
6928 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6929 (estimate_num_insns): Declaration changed.
6930 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6931 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6932 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6934 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6936 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6937 relations in the conflict function is valid.
6939 2007-01-27 Ian Lance Taylor <iant@google.com>
6941 * common.opt: Add fstrict-overflow.
6942 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6943 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6944 (TYPE_OVERFLOW_UNDEFINED): Define.
6945 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6947 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6948 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6949 (fold_negate_expr): Likewise.
6950 (make_range): Likewise.
6951 (extract_muldiv_1): Likewise.
6952 (maybe_canonicalize_comparison): Likewise.
6953 (fold_comparison): Likewise.
6954 (fold_binary): Likewise.
6955 (tree_expr_nonnegative_p): Likewise.
6956 (tree_expr_nonzero_p): Likewise.
6957 * tree-vrp.c (compare_values): Likewise.
6958 (extract_range_from_binary_expr): Likewise.
6959 (extract_range_from_unary_expr): Likewise.
6960 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6962 (nowrap_type_p): Likewise.
6963 * tree-scalar-evolution.c (simple_iv): Likewise.
6964 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6965 (build_range_check): Likewise.
6966 (extract_muldiv_1): Likewise.
6967 (fold_comparison): Likewise.
6968 * tree-vrp.c (vrp_int_const_binop): Likewise.
6969 (extract_range_from_unary_expr): Likewise.
6970 * convert.c (convert_to_integer): Likewise.
6971 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6972 (fold_comparison): Likewise.
6973 (fold_binary): Likewise.
6974 * optabs.c (optab_for_tree_code): Likewise.
6975 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6976 * simplify-rtx.c (simplify_const_relational_operation): Check
6977 flag_strict_overflow and flag_trapv.
6978 (simplify_const_relational_operation): Likewise.
6979 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6980 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6983 2007-01-27 Roger Sayle <roger@eyesopen.com>
6985 * tree.c (tree_fold_gcd): Delete.
6986 * tree.h (tree_fold_gcd): Remove prototype.
6987 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6988 test whether one constant integer is a multiple of another. Instead
6989 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6990 * fold-const.c (multiple_of_p): We've determined both TOP and
6991 BOTTOM are integer constants so we can call int_const_binop directly
6992 instead of the more generic const_binop.
6994 2007-01-27 Roger Sayle <roger@eyesopen.com>
6996 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6997 1*X check that the constant hasn't overflowed, to preserve the
6999 (round_up): Provide an efficient implementation when rouding-up an
7000 INTEGER_CST to a power-of-two.
7002 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7004 * doc/sourcebuild.texi: Add comma for clarity.
7005 * doc/extend.texi: Fix some typos.
7006 * doc/passes.texi: Likewise.
7007 * doc/cppinternals.texi: Likewise.
7008 * doc/c-tree.texi: Likewise.
7009 * doc/tree-ssa.texi: Likewise.
7010 * doc/install.texi: Likewise.
7012 2007-01-27 Jan Hubicka <jh@suse.cz>
7014 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7015 (pass_sra): Do not require alias information.
7016 * passes.c (init_optimization_passes): Add SRA
7018 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7020 * tracer.c (rest_of_handle_tracer): We already cleaned
7021 up the CFG in tracer() so don't do it here again.
7022 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7023 cleanup_cfg here, either. And don't call renumber_insns.
7025 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7026 and BB_HEAD are in the insn stream here. Instead make sure
7027 that BB_INSN is valid on all insns. Also, do check here that
7028 there are no pending branch predictions...
7029 (rtl_verify_flow_info): ...instead of doing it here. Checks
7030 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7033 2007-01-26 Roger Sayle <roger@eyesopen.com>
7035 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7036 function to simplify/factorize operand order canonicalization.
7037 (ix86_fixup_binary_operands): Reorganize using the above function.
7038 (ix86_binary_operator_ok): Likewise.
7040 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7042 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7043 file scope from optimize_attrs.
7044 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7046 (optimize_attrs): Clear insn_code_values after freeing it.
7048 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7050 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7051 a parts.base assignment.
7053 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7055 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7056 (compute_subscript_distance, initialize_data_dependence_relation,
7057 finalize_ddr_dependent, analyze_ziv_subscript,
7058 analyze_siv_subscript_cst_affine,
7059 compute_overlap_steps_for_affine_univar,
7060 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7061 analyze_siv_subscript, analyze_miv_subscript,
7062 analyze_overlapping_iterations, subscript_dependence_tester_1,
7063 compute_self_dependence, free_dependence_relation): Work
7064 with affine_fn instead of chrecs.
7065 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7066 common_affine_function, affine_function_base,
7067 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7068 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7069 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7070 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7071 (all_chrecs_equal_p): Removed.
7072 * tree-data-ref.h (affine_fn, conflict_function): New types.
7073 (struct subscript): Change type of conflicting_iterations_in_a
7074 and conflicting_iterations_in_b.
7076 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7079 * config/pa/pa.h (TARGET_HPUX_11): New.
7080 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7081 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7083 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7084 Richard Guenther <rguenther@suse.de>
7086 * tree-ssa-structalias.c (solve_graph): Handle case
7087 we merged the variable to another.
7089 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7091 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7094 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7095 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7097 2007-01-25 DJ Delorie <dj@redhat.com>
7099 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7100 allow changes to modes which don't fit in those registers.
7102 * reload1.c (choose_reload_regs): Check for invalid subregs before
7103 computing their locations, not after.
7105 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7108 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7109 save Altivec registers in an eh_return function.
7110 (compute_vrsave_mask): Likewise.
7111 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7112 for saving Altivec registers.
7113 (rs6000_emit_prologue): Don't allocate stack twice in
7114 eh_return function. Correct expected value of altivec_save_offset
7115 when using save_world. Describe save of R0 to stack when using
7116 save_world. Describe stack pointer adjustment when using
7117 save_world. Remove duplicated eh_return parameter register saving.
7118 Update sp_offset variable after save_world.
7119 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7121 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7122 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7125 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7127 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7129 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7132 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7133 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7135 2007-01-25 Richard Guenther <rguenther@suse.de>
7137 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7138 * common.opt (-Wcoverage-mismatch): New warning option.
7139 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7140 if -Wcoverage-mismatch is given.
7142 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7144 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7145 (ipcp_driver): Change to static definition.
7146 Add dumping of the ifunctions.
7147 (constant_val_insert): Remove unused parameter. Support for SSA.
7148 (ipcp_propagate_const): Support for SSA.
7149 (ipcp_profile_bb_print): Print only analyzed nodes.
7150 (ipcp_replace_map_create): Remove support for Fortran constant
7152 * ipa-prop.c (ipa_method_modify_stmt,
7153 ipa_callsite_compute_param): Support for SSA.
7154 * ipa-prop.h (ipcp_driver): Remove declaration.
7155 (IS_VALID_TREE_MAP_INDEX): Add define.
7157 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7159 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7161 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7164 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7165 constant argument to cabs and do it without checking for
7166 -funsafe-math-optimizations.
7168 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7170 * c-common.h (RID_FIRST_CXX0X): New.
7171 (RID_LAST_CXX0X): New.
7172 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7174 * c.opt (Wc++0x-compat): New.
7175 * doc/invoke.texi (-Wc++0x-compat): Document.
7177 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7179 * builtins.c (fold_builtin_carg): New.
7180 (fold_builtin_1): Use it.
7182 2007-01-24 Jan Hubicka <jh@suse.cz>
7184 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7186 * ipa-inline.c (initial_insns, max_insns): Delete.
7187 (compute_max_insns): New function.
7188 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7189 of insns as base for code growth.
7190 (cgraph_decide_inlining): Make initial_insns local; do not compute
7192 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7193 * doc/invoke.texi (inline-unit-growth): Update docs.
7195 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7197 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7198 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7199 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7200 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7201 for CPUs that have PTA_CX16 set.
7204 * gimplify.c (omp_check_private): New function.
7205 (gimplify_scan_omp_clauses): Use it for
7206 firstprivate/lastprivate/reduction.
7209 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7210 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7213 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7214 If lower_lastprivate_clauses emits some statements, append them
7215 to dlist rather than body_p and to body_p append an initializer.
7216 (lower_omp_for): Adjust caller.
7218 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7220 * target.h (globalize_decl_name): New.
7221 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7222 * output.h (default_globalize_decl_name): New.
7223 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7225 (globalize_decl): Ditto.
7226 (default_globalize_decl_name): New.
7227 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7228 (ia64_handle_version_id_attribute): New.
7229 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7230 (ia64_asm_output_external): Use globalize_decl_name instead
7232 * doc/extend.texi (version_id): New pragma.
7233 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7235 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7237 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7238 _uleb128_t and _Unwind_SWord with _sleb128_t.
7239 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7240 uw_frame_state_for, uw_update_context_1): Likewise.
7241 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7242 * unwind-pe.h (read_uleb128, read_sleb128,
7243 read_encoded_value_with_base): Likewise.
7244 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7246 2007-01-24 Richard Guenther <rguenther@suse.de>
7248 * builtins.c (expand_builtin_cexpi): Get the fndecl
7249 for cexp in the correct way.
7251 2007-01-24 Jan Hubicka <jh@suse.cz>
7253 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7255 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7257 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7258 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7259 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7260 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7261 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7262 __SIZEOF_PTRDIFF_T__.
7263 * doc/cpp.texi: Documentation for the new builtin macros added.
7265 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7268 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7269 instead of operands[2] to avoid access past the end of array.
7271 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7273 * reload1.c (emit_reload_insns): Pass the reload register
7274 for a non-spill output reload through forget_old_reloads_1.
7276 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7279 _SOFT_DOUBLE if doubles use software floating-point.
7280 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7281 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7282 * config/rs6000/darwin-ldouble.c: Also compile functions for
7283 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7284 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7286 commented-out long double override.
7287 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7288 * config/rs6000/eabispe.h: Likewise.
7289 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7290 long double for non-SPE.
7291 (rs6000_handle_option): Likewise.
7292 (invalid_e500_subreg): Disallow more subregs involding DImode,
7293 DFmode, TImode or TFmode.
7294 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7296 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7298 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7299 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7301 (rs6000_legitimate_address): Also check for TFmode for E500
7303 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7304 (spe_build_register_parallel): Handle TFmode and TCmode.
7305 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7307 (function_arg): Handle TFmode and TCmode for E500 double.
7308 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7310 (print_operand): Handle TFmode and TImode for %y.
7311 (rs6000_generate_compare): Handle TFmode comparisons for E500
7313 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7314 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7315 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7316 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7317 TFmode for E500 double.
7318 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7319 (floatsidf2): Enable for E500 double.
7320 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7321 (extenddftf2): Change to extenddftf2_fprs.
7322 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7323 depending on TARGET_E500_DOUBLE.
7324 (extendsftf2): Enable for E500 double.
7325 (trunctfdf2): Enable for E500 double.
7326 (trunctfsf2): Change to trunctfsf2_fprs.
7327 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7328 depending on TARGET_E500_DOUBLE.
7329 (floatsitf2): Enable for E500 double.
7330 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7331 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7332 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7333 (negtf2): Change to negtf2_internal.
7334 (negtf2): New expander.
7335 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7336 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7337 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7338 (movdi_internal32): Use rs6000_nonimmediate_operand.
7339 (unnamed splitter): Likewise.
7340 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7341 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7342 (SPE64TF, DITI): New mode macros.
7343 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7346 (frob_<mode>_di_2): New.
7347 (frob_tf_di_8_2): New.
7348 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7350 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7352 (frob_ti_<mode>_8_2): New.
7353 (frob_ti_tf_2): New.
7354 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7355 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7357 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7358 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7359 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7360 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7361 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7362 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7365 2007-01-23 Ian Lance Taylor <iant@google.com>
7367 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7369 (OBJS-archive): Reformat, alphabetize.
7370 (OBJS): Change out_object_file to OBJS-md.
7372 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7374 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7375 JUMP_P and CALL_P predicates where applicable.
7376 * config/i386/i386.c: Ditto.
7377 * config/i386/i386.md: Ditto.
7378 * config/i386/mmx.md: Ditto.
7379 * config/i386/predicates.md: Ditto.
7381 2007-01-22 Andreas Schwab <schwab@suse.de>
7383 * config/m68k/m68k.h: Fix comment.
7385 2007-01-22 Jan Hubicka <jh@suse.cz>
7387 * passes.c (init_optimization_passes): Do not rerun
7388 pass_early_warn_uninitialized.
7390 2007-01-22 Richard Guenther <rguenther@suse.de>
7392 PR tree-optimization/30038
7393 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7395 (execute_cse_sincos_1): Likewise.
7396 (execute_cse_sincos): Likewise.
7397 (gate_cse_sincos): Likewise.
7398 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7399 the cexpi() canonicalization of sincos().
7400 * tree-pass.h (pass_cse_sincos): Declare.
7401 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7403 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7405 PR rtl-optimization/29329
7406 * combine.c (replaced_rhs_insn): Rename to i2mod.
7407 (replaced_rhs_value): Rename to i2mod_new_rhs.
7408 (i2mod_old_rhs): New global variable.
7409 (combine_instructions): Adjust for above change. Save a copy of
7410 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7411 note are substituted in the second instruction.
7412 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7413 ditch the note if it pertains to the second eliminated register
7414 and this register is mentioned in i2mod_old_rhs.
7417 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7419 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7420 the insn to which the note was originally attached.
7422 2007-01-21 Jan Hubicka <jh@suse.cz>
7424 * ipa-inline.c (inlining_mode): Comment, move up.
7425 (cgraph_decide_inlining_incrementally): Do not perform inlining
7426 itself; fix handling of flattening of self recursive functions.
7427 (cgraph_find_cycles): Remove.
7428 (cgraph_flatten_node): Remove.
7429 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7430 (try_inline): New function.
7431 (cgraph_early_inlining): Update call of
7432 cgraph_decide_inlining_incrementally. Apply inlining here.
7433 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7435 2007-01-21 Dirk Mueller <dmueller@suse.de>
7438 * tree-vrp.c (check_array_bounds): do not warn
7439 about ADDR_EXPR's of ARRAY_REF's which are immediately
7440 used in binary expressions.
7442 2007-01-21 Ira Rosen <irar@il.ibm.com>
7444 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7445 read_write_dep and macros for its access.
7446 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7447 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7448 argument, call vect_check_interleaving for every independent pair of
7449 data-refs. Mark loads that access the same memory location as a store
7451 (vect_check_dependences): Remove.
7452 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7453 call, fix the call to vect_analyze_data_ref_dependence.
7454 (vect_analyze_data_ref_access): For statements that access the same
7455 data-ref, check that they are not stores; for loads, check that there
7456 is no store that access the same location.
7458 2007-01-20 Roger Sayle <roger@eyesopen.com>
7459 Joseph Myers <joseph@codesourcery.com>
7461 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7462 (-fdump-rtl-stack): Likewise.
7463 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7464 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7465 (-mpt-fixed): Use @minus{} for minus sign.
7466 (Using Precompiled Headers): Fix under/overfull hbox.
7468 2007-01-20 Jan Hubicka <jh@suse.cz>
7470 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7471 place within annotation.
7473 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7475 * pa.c (output_move_double): Change array size of xoperands to 4.
7477 2007-01-20 Jan Hubicka <jh@suse.cz>
7479 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7482 2007-01-19 Ian Lance Taylor <iant@google.com>
7484 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7485 constant to unsigned HOST_WIDE_INT before negating.
7487 2007-01-19 Ian Lance Taylor <iant@google.com>
7489 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7491 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7492 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7493 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7494 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7495 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7496 (realloc_vdef, realloc_vuse): Change second parameter to
7498 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7500 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7501 unsigned. Change x and lim locals to unsigned.
7502 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7504 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7505 (copy_virtual_operands): Change i and n locals to unsigned.
7507 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7510 * builtins.c (fold_builtin_1): Handle builtin fdim.
7512 2007-01-20 Jan Hubicka <jh@suse.cz>
7514 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7515 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7516 init_alias_heapvars.
7517 (init_alias_heapvars): Initialize only when not already initialized.
7518 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7520 2007-01-19 Roger Sayle <roger@eyesopen.com>
7522 * common.opt (fsigned-zeros): New command line option.
7523 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7524 of flag_unsafe_math_optimizations.
7525 * opts.c (set_fast_math_flags): The -ffast-math command line option
7526 implies -fno-signed-zeros.
7527 (fast_math_flags_set_p): Likewise.
7529 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7530 the documentation of -ffast-math appropriately. Wrap long lines.
7532 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7534 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7535 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7537 2007-01-19 Tomas Bily <tbily@suse.cz>
7539 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7541 (tree_init_ic_make_global_vars): New function
7542 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7543 (tree_gen_ic_profiler): New function
7544 (tree_gen_ic_func_profiler): New function
7545 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7546 (tree_profile_hooks): Added hook for indirec/virtual calls
7547 * value-prof.c (tree_find_values_to_profile): New case for
7549 (tree_values_to_profile): Call for determining indirect/virtual
7551 (tree_indirect_call_to_profile): New function
7552 (tree_ic_transform): New function
7553 (tree_ic): New function
7554 (find_func_by_pid): New function
7555 (init_pid_map): New function
7556 (tree_value_profile_transformations): Added check for
7557 indirect/virtual call transformation
7558 * value-prof.h (enum hist_type): New counter type for
7559 indirect/virtual calls
7560 (profile_hooks): Added new hook for profiling indirect/virtual
7562 * profile.c (instrument_values): New case for indirect/virtual
7564 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7565 (GCOV_COUNTER_V_INDIR): New counter type
7566 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7567 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7569 * cgraph.c: Definition of cgraph_max_pid
7570 (cgraph_create_node): Default init of pid attribute
7571 * cgraph.h: Declaration of cgraph_max_pid
7572 (struct cgraph_node): Added pid attribute
7573 * libgcov.c (__gcov_indirect_call_profiler): New function
7574 (__gcov_one_value_profiler_body): New function
7575 (__gcov_one_value_profiler): Body was moved to
7576 __gcov_one_value_profiler_body and calls it
7578 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7580 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7581 * gengtype.c (write_types_data, write_func_for_structure,
7582 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7583 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7584 (walk_type, write_func_for_structure): Generate the mark_hook if
7587 2007-01-19 Jan Hubicka <jh@suse.cz>
7589 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7590 'early' argument take inlining mode argument specifying whether to
7591 inline for size/speeed or all functions; add support for flattening;
7593 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7595 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7598 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7599 the name of the declared identifier.
7601 2007-01-19 Dirk Mueller <dmueller@suse.de>
7603 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7604 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7605 duplicate evaluation.
7607 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7609 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7610 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7611 to XFMode, use acosxf2 and truncate result to requested mode.
7612 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7613 (asin<mode>2): Similarly, with asin expanders.
7614 (*fscalexf4_i387): Rename from *fscalexf4.
7615 (expNcorexf3): New expander.
7616 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7617 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7618 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7619 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7620 patterns for SSE math.
7621 (exp10<mode>2): Similarly, with exp10 expanders.
7622 (exp2<mode>2): Similarly, with exp2 expanders.
7623 (expm1<mode>2): Similarly, with expm1 expanders.
7624 (ldexp<mode>3): Similarly, with ldexp expanders.
7625 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7626 Use gen_truncxf<mode>2_i387_noop to truncate result.
7628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7630 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7631 for ColdFire targets.
7633 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7634 Richard Sandiford <richard@codesourcery.com>
7636 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7637 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7638 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7639 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7640 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7641 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7645 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7646 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7647 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7648 (*adddi_dilshr32_cf): New pattern.
7649 (adddi3, subdi3): Remove first alternatives.
7651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7653 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7654 implemented using move.l, do not use its cc result for floating-point
7657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7659 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7660 from accepting 's' constraints if flag_pic.
7662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7664 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7665 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7666 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7667 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7669 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7671 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7672 ColdFire alternatives.
7673 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7674 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7675 architectures that support ff1 instruction.
7677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7678 Julian Brown <julian@codesourcery.com>
7680 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7681 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7682 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7687 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7689 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7690 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7691 HOST_WIDE_INT instead of an rtx.
7692 (m68k_rtx_costs): Update call accordingly.
7693 (output_move_const_into_data_reg): Likewise. Fix formatting.
7694 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7696 (output_move_simode_const): Update calls after above changes.
7697 Rework to use automatic variables and predicates like MEM_P.
7698 * config/m68k/m68k.md (pushexthisi_const): Update call to
7701 2007-01-19 Dirk Mueller <dmueller@suse.de>
7703 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7706 2007-01-19 Richard Guenther <rguenther@suse.de>
7708 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7709 via cexp in case sincos is not available.
7711 2007-01-19 Richard Guenther <rguenther@suse.de>
7713 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7714 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7715 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7716 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7717 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7718 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7719 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7720 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7722 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7724 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7726 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7727 (atan2xf3): Directly generate RTL pattern.
7728 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7729 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7730 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7731 disable patterns for SSE math.
7732 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7733 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7734 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7735 disable patterns for SSE math.
7737 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7739 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7741 2007-01-18 Roger Sayle <roger@eyesopen.com>
7743 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7744 VIEW_CONVERT_EXPR to the same type as it's operand.
7746 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7748 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7749 configured for long double 128.
7751 2007-01-18 Mike Stump <mrs@apple.com>
7753 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7756 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7758 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7761 2007-01-18 Jan Hubicka <jh@suse.cz>
7763 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7764 greater than NUM_VOP_FREE_BUCKETS.
7766 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7768 * tree-ssa-structalias.c: Update comments.
7769 (ptabitmap_obstack): Removed.
7771 (oldpta_obstack): Ditto.
7772 (stats): Add a few members.
7773 (struct variable_info): Remove node, complex, address_taken, and
7774 indirect_target members. Add oldsolution member.
7775 (new_var_info): Do not initialize removed members.
7776 (constraint_expr_type): Remove INCLUDES.
7777 (constraint_graph): Add size, implicit_preds, rep,
7778 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7779 (FIRST_REF_NODE): New macro.
7780 (LAST_REF_NODE): Ditto.
7781 (FIRST_ADDR_NODE): Ditto.
7782 (find): New function.
7784 (dump_constraint): Do not handle INCLUDES.
7785 (insert_into_complex): Do not insert duplicate constraints.
7786 (condense_varmap_nodes): Renamed and rewritten into ...
7787 (merge_node_constraints): This. Also fix bug in handling of
7788 offseted copy constraints.
7789 (clear_edges_for_node): No longer need to deal with preds at all,
7790 or removing associated preds/succs.
7791 (merge_graph_nodes): Deal with indirect_cycles.
7792 Don't deal with predecessors.
7793 (add_implicit_graph_edge): New function.
7794 (add_pred_graph_edge): Ditto.
7795 (add_graph_edge): Don't deal with predecessors.
7796 (build_constraint_graph): Removed.
7797 (build_pred_graph): New function.
7798 (build_succ_graph): Ditto.
7799 (struct scc_info): Removed in_component. Added roots, dfs, and
7800 node_mapping. Remove visited_index, unification_queue.
7801 (scc_visit): Deal with union-find we do now.
7802 Deal with cycles with REF nodes.
7803 (collapse_nodes): Renamed and rewritten to ...
7804 (unify_nodes): This.
7805 (process_unification_queue): Removed.
7806 (topo_visit): Cleanup
7807 (do_da_constraint): Use find.
7808 (do_sd_constraint): Ditto.
7809 (do_ds_constraint): Ditto.
7810 (do_complex_constraint): Ditto.
7811 (init_scc_info): Update for removed and added members.
7812 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7813 (find_indirect_cycles): This.
7814 (equivalence_class): New variable.
7815 (label_visit): New function.
7816 (perform_variable_substitution): Rewritten.
7817 (free_var_substitution_info): New function.
7818 (find_equivalent_node): Ditto.
7819 (move_complex_constraints): Ditto.
7820 (eliminate_indirect_cycles): Ditto.
7821 (solve_graph): Only propagate changed bits.
7822 Use indirect cycle elimination.
7824 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7825 (tree_id_eq): Renamed to ...
7826 (tree_vi_eq): This. Update for member change
7827 (insert_id_for_tree): Renamed and rewritten to ...
7828 (insert_vi_for_tree): This.
7829 (lookup_id_for_tree): Renamed and rewritten to ...
7830 (lookup_vi_for_tree): This.
7831 (get_id_for_tree): Renamed and rewritten to ...
7832 (get_vi_for_tree): Ditto.
7833 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7834 (process_constraint): Don't handle INCLUDES.
7835 Remove special ADDRESSOF case.
7836 (find_func_aliases): Rewrite to use vi functions instead of id
7838 (create_function_info_for): Ditto.
7839 (create_variable_info_for): Ditto.
7840 (intra_create_variable_infos): Ditto.
7841 (merge_smts_into): Ditto.
7842 (find_what_p_points_to): Ditto.
7843 (init_base_vars): Ditto.
7844 (init_alias_vars): Ditto.
7845 (remove_preds_and_fake_succs): New function.
7846 (dump_sa_points_to_info): Dump new stats.
7847 (dump_solution_for_var): Use find.
7848 (set_used_smts): Fix formatting.
7849 (compute_points_to_sets): Updated for new functions.
7850 (ipa_pta_execute): Ditto.
7852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7853 Richard Sandiford <richard@codesourcery.com>
7855 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7857 * calls.c (expand_call): If the return value is a PARALLEL,
7858 extract its first member.
7859 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7860 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7861 use FUNCTION_EXTRA_EPILOGUE.
7862 (m68k_function_value): Return a PARALLEL if the return value
7863 is of a pointer type.
7864 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7865 (FUNCTION_EXTRA_EPILOGUE): Remove.
7866 * config/m68k/m68k.md (D0_REG): New constant.
7868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7870 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7871 output a NOP for empty epilogues.
7873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7875 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7876 before function. Extend register save check to include all
7877 registers, not just integer ones.
7879 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7881 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7882 (m68k_use_return_insn): ...this.
7883 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7884 * config/m68k/m68k.c (use_return_insn): Rename to...
7885 (m68k_use_return_insn): ...this.
7886 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7891 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7892 nearest even, fix denormal rounding overflow.
7894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7896 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7897 f%$smove and f%$move.
7898 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7899 (extendsfdf2_cf): Use fdmove instead of f%&move.
7900 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7901 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7905 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7910 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7911 (coldfire_single_format): Declare.
7912 (coldfire_double_format): Likewise.
7913 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7914 of qnan_msb_set to determine the lower bits of a canonical
7916 (encode_ieee_double): Likewise.
7917 (encode_ieee_quad): Likewise.
7918 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7919 (mips_single_format): Likewise.
7920 (ieee_double_format): Likewise.
7921 (mips_double_format): Likewise.
7922 (ieee_extended_motorola_format): Likewise.
7923 (ieee_extended_intel_96_format): Likewise.
7924 (ieee_extended_intel_128_format): Likewise.
7925 (ieee_extended_intel_96_round_53_format): Likewise.
7926 (ibm_extended_format): Likewise.
7927 (mips_extended_format): Likewise.
7928 (ieee_quad_format): Likewise.
7929 (mips_quad_format): Likewise.
7930 (vax_f_format): Likewise.
7931 (vax_d_format): Likewise.
7932 (vax_g_format): Likewise.
7933 (i370_single_format): Likewise.
7934 (i370_double_format): Likewise.
7935 (decimal_single_format): Likewise.
7936 (decimal_double_format): Likewise.
7937 (decimal_quad_format): Likewise.
7938 (c4x_single_format): Likewise.
7939 (c4x_extended_format): Likewise.
7940 (real_internal_format): Likewise.
7941 (coldfire_single_format): New real_format.
7942 (coldfire_double_format): Likewise.
7943 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7944 canonical_nan_lsbs_set.
7945 (pdp11_d_format): Likewise.
7946 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7947 if TARGET_COLDFIRE_CPU.
7949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7951 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7952 (output_call, m68k_legitimize_call_address): Declare.
7953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7954 parenthesees. Add support for a 'W' constraint.
7955 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7956 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7957 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7958 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7960 (override_options): Initialize them. Do not set flag_no_function_cse
7961 for TARGET_ID_SHARED_LIBRARY.
7962 (m68k_output_pic_call): Delete.
7963 (m68k_legitimize_call_address): New function.
7964 (print_operand): Remove the %o prefix. Handle the %p prefix.
7965 (output_call): New function.
7966 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7967 target address from the GOT if symbolic jumps are not allowed.
7968 * config/m68k/m68k.md (call, general_operand): Do not set
7969 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7970 Merge separate flag_pic and !flag_pic define_insns into...
7971 (*call, *call_value): ...these new patterns. Match the address
7972 rather than the containing MEM and require it to be a call_operand.
7973 Use output_call to generate the asm template.
7974 * config/m68k/predicates.md (const_call_operand): New predicate.
7975 (call_operand): Likewise.
7977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7979 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7980 (STACK_GROWS_DOWNWARD): Define to 1.
7981 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7982 comments, emphasizing that these values are only defaults.
7983 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7984 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7988 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7990 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7991 Richard Sandiford <richard@codesourcery.com>
7993 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7994 (FP_REGNO_P): New macros.
7995 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7996 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7997 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7998 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8003 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8005 * config/m68k/t-floatlib: New file, extracting common code from...
8006 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8007 * config/m68k/t-uclinux: Here.
8008 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8009 routines on ColdFire targets.
8011 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8013 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8014 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8015 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8016 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8017 explicitly set MOTOROLA to 1.
8018 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8021 Nathan Sidwell <nathan@codesourcery.com>
8023 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8024 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8025 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8026 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8027 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8028 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8029 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8030 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8031 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8032 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8033 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8034 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8035 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8036 (DBX_REGISTER_NUMBER): Delete.
8037 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8038 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8039 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8041 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8043 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8044 * config/flat.h: New file.
8045 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8047 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8048 indirect references for -msep-data or -mid-shared-library.
8049 Do not use PC-relative code addresses either.
8050 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8052 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8053 for shared libraries and crt1.o for executables. Use crti.o and
8055 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8056 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8057 Do not add -elf2flt or -shared-lib-id options here.
8058 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8059 Pass -shared-lib-id if -mid-shared-library, taking the library
8060 identifier from -mshared-library-id if given, otherwise
8062 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8063 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8064 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8065 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8066 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8067 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8069 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8070 jump sequence for ISA A and ISA A+.
8071 (PICJUMP): Likewise.
8073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8075 * config.gcc (m68k-*-uclinux*): Base the port on the common
8076 and m68k GNU/Linux files rather than on the generic ELF ones.
8077 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8078 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8080 2007-01-18 Julian Brown <julian@codesourcery.com>
8081 Richard Sandiford <richard@codesourcery.com>
8083 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8084 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8085 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8087 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8093 * doc/install.texi: Document m68k-uclinuxoldabi.
8094 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8095 * config/m68k/uclinux-oldabi.h: New file, copied from
8096 config/m68k/uclinux.h.
8098 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8100 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8101 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8102 (m32r_compute_frame_size): Use unsigned for regno.
8103 (m32r_reload_lr): Use gen_frame_mem.
8105 (m32r_output_function_epilogue): Don't output the function epilogue
8107 (m32r_expand_epilogue): New.
8108 (direct_return): Return false if the function has the interrupt
8110 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8111 * config/m32r/m32r.md (epilogue): New expander.
8112 (return_lr, return_rte): New insns.
8113 (return): Make it expander.
8114 (return_normal): New expander.
8116 2007-01-18 Josh Conner <jconner@apple.com>
8119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8120 support for UNLE, UNLT, UNGE, and UNGT.
8122 2007-01-18 Jan Hubicka <jh@suse.cz>
8124 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8125 * tree-tailcall (add_virtual_phis): Likewise.
8126 (optimize_tail_call): Return TODOs.
8127 (execute_tail_calls): Return TODOs.
8128 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8132 Cleanup cfg using TODO.
8133 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8134 * passes.c (execute_function_todo): When cleanup did something, remove
8136 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8137 (make_edges): Don't cleanup_cfg.
8139 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8141 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8142 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8143 operate on the top of stack.
8144 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8145 register handling of instructions that output to the second
8147 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8148 (move_for_stack_reg): Special-case check for dead destination
8149 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8151 * config/i386/i386.md (UNSPEC_TAN): New constant.
8152 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8153 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8154 to correctly model move of constant 1.0 to top stack slot.
8155 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8156 (unnamed peephole2 pattern): Remove corresponding peephole2
8157 pattern that optimizes tan insn and loading of constant 1.0.
8158 (tanxf2): Use fptanxf4_i387.
8159 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8160 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8161 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8162 disable patterns for SSE math.
8163 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8164 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8166 2007-01-18 Dirk Mueller <dmueller@suse.de>
8167 Richard Guenther <rguenther@suse.de>
8170 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8171 * common.opt (Warray-bounds): Add new warning option.
8172 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8174 * Makefile.in: make tree-vrp.o depend on toplev.h
8175 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8177 (check_array_refs, check_array_bounds, check_array_ref): New.
8179 2007-01-18 Jan Hubicka <jh@suse.cz>
8181 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8182 (execute_ssa_ccp): Return flags conditionally.
8183 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8185 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8187 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8189 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8190 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8192 * Makefile.c (GTFILES): Add cfglayout.h.
8193 * gengtype.c (open_base_files): Likewise.
8194 * cfglayout.c (cfg_layout_function_footer,
8195 cfg_layout_function_header) Reindent to make gengtype happy.
8196 * cfglayout.h (cfg_layout_function_footer,
8197 cfg_layout_function_header): Add GTY(()) marker.
8199 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8201 2007-01-18 Ben Elliston <bje@au.ibm.com>
8203 * genautomata.c (write_automata): Include xstrerror output in the
8204 error message if writing the DFA description file fails.
8206 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/mips/mips-protos.h (mips_output_external): Make it
8210 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8211 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8212 (extern_list): Likewise.
8213 (extern_head): Likewise.
8214 (TARGET_ASM_FILE_END): Likewise.
8215 (mips_file_end): Likewise.
8216 (mips_output_external): Rewritten.
8218 2007-01-18 Ben Elliston <bje@au.ibm.com>
8220 * genpreds.c (write_insn_preds_c): Only write out the function
8221 body for regclass_for_constraint if we have register constraints.
8223 2007-01-17 Tom Tromey <tromey@redhat.com>
8225 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8226 * doc/install.texi (Testing): Use sourceware.org.
8227 (Binaries): Likewise.
8228 (Specific): Likewise.
8229 * doc/contrib.texi (Contributors): Use sourceware.org.
8231 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8233 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8234 (AVR_ENHANCED): Rename to ...
8235 (AVR_HAVE_MUL): ... new.
8236 (avr_enhanced_p): Rename to ...
8237 (avr_have_mul_p): ... new.
8238 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8239 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8240 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8241 (avr_have_mul_p): ... new.
8242 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8243 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8244 'avr_enhanced_p' and 'enhanced'.
8245 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8246 AVR_HAVE_MUL instead of AVR_ENHANCED.
8247 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8248 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8249 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8250 instead of AVR_ENHANCED.
8251 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8252 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8253 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8255 2007-01-17 Ian Lance Taylor <iant@google.com>
8257 * vec.h (VEC_reserve_exact): Define.
8258 (vec_gc_p_reserve_exact): Declare.
8259 (vec_gc_o_reserve_exact): Declare.
8260 (vec_heap_p_reserve_exact): Declare.
8261 (vec_heap_o_reserve_exact): Declare.
8262 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8264 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8266 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8267 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8268 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8269 * vec.c (calculate_allocation): Add exact parameter. Change all
8271 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8272 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8273 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8274 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8275 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8276 (vec_heap_p_reserve_exact): New function.
8277 (vec_heap_o_reserve_exact): New function.
8279 2007-01-17 Jan Hubicka <jh@suse.cz>
8281 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8283 2007-01-17 Eric Christopher <echristo@apple.com>
8285 * config.gcc: Support core2 processor.
8287 2007-01-16 Jan Hubicka <jh@suse.cz>
8289 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8290 the names, just unlink the chain so we don't crash on dangling pointers
8293 2007-01-16 Jan Hubicka <jh@suse.cz>
8295 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8296 * tree-pass.h: Reorder to make IPA passes appear toegher.
8297 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8298 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8299 parameters, do not call early inliner.
8300 * ipa-inline.c: Update comments. Include tree-flow.h
8301 (cgraph_decide_inlining): Do not compute inlining parameters.
8302 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8303 be called with function context set up.
8304 (pass_ipa_inline): Remove unreachable functions before pass.
8305 (cgraph_early_inlining): Simplify assuming to be called from the
8307 (pass_early_inline): New pass.
8308 (cgraph_gate_ipa_early_inlining): New gate.
8309 (pass_ipa_early_inline): Turn into simple wrapper.
8310 (compute_inline_parameters): New function.
8311 (gate_inline_passes): New gate.
8312 (pass_inline_parameters): New pass.
8313 (apply_inline): Move here from tree-optimize.c
8314 (pass_apply_inline): New pass.
8315 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8317 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8319 (tree_function_versioning): Do not allocate dummy struct function.
8320 * tree-inline.h (optimize_inline_calls): Update prototype.
8321 * tree-optimize.c (execute_fixup_cfg): Export.
8322 (pass_fixup_cfg): Remove
8323 (tree_rest_of_compilation): Do not apply inlines.
8324 * tree-flow.h (execute_fixup_cfg): Declare.
8325 * Makefile.in (gt-passes.c): New.
8326 * passes.c: Include gt-passes.h
8327 (init_optimization_passes): New passes.
8328 (nnodes, order): New static vars.
8329 (do_per_function_toporder): New function.
8330 (execute_one_pass): Dump current pass here.
8331 (execute_ipa_pass_list): Don't dump current pass here.
8333 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8335 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8336 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8338 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8340 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8341 (strong_alias): Define.
8342 (__gcc_qmul): Provide non-FMA for soft-float.
8348 (__gcc_qunord): New.
8358 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8359 soft-float functions.
8360 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8361 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8362 about long double soft float.
8364 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8365 Tehila Meyzels <tehila@il.ibm.com>
8367 * tree-vectorizer.h (is_pattern_stmt_p): New.
8368 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8369 formatting (tabs instead of spaces). Cleanup and clarify setting
8370 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8371 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8372 (vectorizable_type_demotion): Check that types are integral.
8373 (vectorizable_type_promotion): Likewise.
8374 (vectorizable_store): Fix typo. Eliminate new-line at end of
8377 2007-01-16 Jan Hubicka <jh@suse.cz>
8379 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8382 2007-01-15 Eric Christopher <echristo@apple.com>
8384 * ifcvt.c: Include vec.h, vecprim.h.
8385 (check_cond_move_block): New argument regs.
8386 Reorganize. Add registers used to regs.
8387 (cond_move_process_if_block): Use regs set above as
8390 2007-01-15 Eric Christopher <echristo@apple.com>
8392 * config/darwin.h: Update copyright.
8393 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8394 (LINK_COMMAND_SPEC): Add -u.
8395 (LINK_SPEC): Fix umbrella for above.
8397 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8399 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8402 2007-01-15 Tom Tromey <tromey@redhat.com>
8404 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8405 * doc/install.texi (Testing): Don't mention jacks.
8406 (Configuration): Document --enable-java-maintainer-mode. Move
8407 --with-java-home to libgcj-specific section. Document
8409 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8411 2007-01-15 Jan Hubicka <jh@suse.cz>
8413 * tree-ssa-dce.c (DCE_TODOs): New.
8414 (propagate_necessity): Return if something changed.
8415 (eliminate_unnecessary_stmts): Likewise.
8416 (perform_tree_ssa_dce): Return TODO flags when needed.
8417 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8419 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8421 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8422 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8423 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8424 patterns using X87MODEF12 mode macro. Extend operand 1
8425 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8426 (log10<mode>2): Ditto.
8427 (log2<mode>2): Ditto.
8428 (log1p<mode>2): Ditto.
8429 (logb<mode>2): Ditto.
8430 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8431 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8432 (*fxtractxf3_i387): Rename from *fxtractxf3.
8433 (fxtract_extend<mode>xf3_i387): New insn pattern.
8434 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8435 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8436 and gen_fyl2xxf3_i387().
8438 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8440 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8441 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8442 get_loop_exit_edges. Changed return type to bool.
8443 * cfgloop.h (fix_loop_placement): Declaration removed.
8445 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8447 * param.h (MIN_VECT_LOOP_BOUND): New.
8448 * params.def (MIN_VECT_LOOP_BOUND): New.
8449 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8450 argument - minimum threshold for number of iterations.
8451 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8452 argument to declaration.
8453 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8454 MIN_VECT_LOOP_BOUND.
8455 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8456 slpeel_tree_peel_loop_to_edge with additional argument.
8457 (vect_do_peeling_for_alignment): Likewise.
8458 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8460 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8466 2007-01-14 Jan Hubicka <jh@suse.cz>
8468 * tree-dfa.c (remove_referenced_var): New function.
8469 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8470 prune referenced vars list too.
8471 * tree-flow.h (remove_referenced_var): Declare.
8473 2007-01-14 Jan Hubicka <jh@suse.cz>
8475 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8477 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8478 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8479 * except.h (verify_eh_throw_table_statements): Kill prototype.
8480 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8481 into call exrepssions.
8482 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8484 * tree-cfg.c: Include pointer-set.h.
8485 (verify_node_sharing): Work on pointer set.
8486 (verify_eh_throw_stmt_node): New.
8487 (verify_stmts): Use pointers sets, verify throw_stmt.
8489 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8491 * ipa-reference.c (analyze_function): Consider also addresses taken
8494 2007-01-12 Roger Sayle <roger@eyesopen.com>
8496 * c-typeck.c (null_pointer_constant_p): Replace use of
8497 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8498 (build_c_cast): Likewise.
8500 2007-01-12 Roger Sayle <roger@eyesopen.com>
8502 * tree.h (force_fit_type_double): Remove unused final argument.
8503 * c-common.c (constant_expression_warning): Replace use of
8504 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8505 (convert_and_check): Likewise.
8506 (shorten_compare): Update call to force_fit_type_double.
8507 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8508 * convert.c (convert_to_pointer): Update call to
8509 force_fit_type_double.
8510 * fold-const.c (force_fit_type_double): Remove overflowed_const
8512 (int_const_binop, fold_convert_const_int_from_int,
8513 fold_convert_const_int_from_real, fold_div_compare,
8514 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8515 fold_abs_const, fold_not_const): Remove the final argument from
8516 calls to force_fit_type_double.
8518 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8520 * configure.ac: Set insn to "nop" for spu-*-* also.
8521 * configure: Regenerate.
8523 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8525 * builtins.def : Add BUILT_IN_FREE.
8527 2007-01-12 Jan Hubicka <jh@suse.cz>
8529 PR tree-optimization/30443
8530 * tree-inline.c (tree_function_versioning): Do not optimize when
8531 cloning for inlining.
8533 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8535 * doc/loop.texi: Document recording of loop exits.
8536 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8537 (update_single_exits_after_duplication,
8538 update_single_exit_for_duplicated_loop,
8539 update_single_exit_for_duplicated_loops): Removed.
8540 (duplicate_loop_to_header_edge): Do not call
8541 update_single_exits_after_duplication and
8542 update_single_exit_for_duplicated_loops.
8543 (loop_version): Do not update single_exit information.
8544 (fix_loop_structure): Use record_loop_exits instead of
8545 mark_single_exit_loops.
8546 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8547 the lists of loop exits.
8548 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8549 split_edge, merge_blocks): Update the lists of loop exits.
8550 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8551 loop_optimizer_init.
8552 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8553 of mark_single_exit_loops.
8554 (loop_optimizer_finalize): Call release_recorded_exits.
8555 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8556 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8557 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8558 update single exit information.
8559 * lambda-code.c (perfect_nestify): Ditto.
8560 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8561 (mark_single_exit_loops): Removed.
8562 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8563 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8564 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8566 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8567 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8568 (verify_loop_structure): Verify consistency of the exit lists.
8569 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8570 (set_single_exit): Removed.
8571 * cfgloop.h (struct loop_exit): New function.
8572 (struct loop): single_exit_ field replaced by exits field.
8573 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8574 (struct loops): Added exits hash.
8575 (mark_single_exit_loops, set_single_exit): Declaration removed.
8576 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8578 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8580 * doc/invoke.texi: Avoid use of @headitem.
8582 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8584 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8586 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8588 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8591 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8592 Richard Sandiford <richard@codesourcery.com>
8594 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8595 * config/m68k/m68k.opt: Resort options.
8596 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8598 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8599 Richard Sandiford <richard@codesourcery.com>
8601 * doc/invoke.texi: Document the macros that are defined by
8602 m68k's -mtune and -mhard-float options.
8603 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8604 (m68k_cpp_cpu_family): Likewise.
8605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8606 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8607 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8608 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8609 (m68k_cpp_cpu_family): Likewise.
8611 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8613 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8614 macros besides mc68000 as tuning macros. Use a switch statement
8615 to set them and mcpu32.
8617 2007-01-12 Julian Brown <julian@codesourcery.com>
8619 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8620 (TARGET_68040_ONLY): Rename to...
8621 (TARGET_68040): ...this.
8622 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8623 * config/m68k/m68k.md: Likewise.
8625 2007-01-12 Julian Brown <julian@codesourcery.com>
8626 Nathan Sidwell <nathan@codesourcery.com>
8627 Richard Sandiford <richard@codesourcery.com>
8629 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8630 the -mcpu= argument associated with the --with-cpu setting.
8631 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8632 if different from the one implied by the -mcpu setting.
8633 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8634 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8635 * doc/invoke.texi: Mention ColdFire in the introduction to the
8636 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8637 -mno-div and -mhard-float options. Make -m68881 a synonym for
8638 -mhard-float. Document the previously-undocumented -m5206e,
8639 -m528x, -m5307 and -m5407 options. Tweak the existing option
8640 documentation for consistency.
8641 * doc/install.texi: Mention new --with-cpu arguments.
8642 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8643 default CPU if neither -mcpu nor -march are specified.
8644 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8645 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8646 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8647 using m68k_tune to decide between families that implement the
8648 same ISA. Use m68k_tune to set __mcfv4e__.
8649 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8650 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8651 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8652 (FL_ISA_C, FL_ISA_MMU): New macros.
8653 (MASK_COLDFIRE): Delete.
8654 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8655 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8656 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8657 (TARGET_HARD_FLOAT): Do not define here.
8658 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8659 (TUNE_68000): New macro.
8660 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8661 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8662 (TUNE_CFV2): Redefine in terms of m68k_tune.
8663 (uarch_type, target_device, fpu_type): New enums.
8664 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8665 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8666 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8667 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8668 (FL_FOR_isa_c): New macros.
8669 (m68k_isa): New enum.
8670 (m68k_target_selection): New structure.
8671 (all_devices, all_isas, all_microarchs): New tables.
8672 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8673 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8674 (MASK_ALL_CPU_BITS): Delete.
8675 (m68k_find_selection): New function.
8676 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8677 Map the legacy target options to a combination of the new ones.
8678 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8679 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8680 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8682 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8683 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8685 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8686 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8687 * config/m68k/m68k-devices.def: New file.
8689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8690 Nathan Sidwell <nathan@codesourcery.com>
8692 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8693 (SUBTARGET_EXTRA_SPECS): New macros.
8694 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8695 use %(asm_cpu_spec) instead.
8696 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8697 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8698 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8699 (EXTRA_SPECS): Rename to...
8700 (SUBTARGET_EXTRA_SPECS): ...this.
8702 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8703 Richard Sandiford <richard@codesourcery.com>
8704 Julian Brown <julian@codesourcery.com>
8706 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8707 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8708 to the configuration's default CPU.
8709 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8710 Remove default masks.
8711 (m680[012]0-*-*): Set the default with_cpu to the first part of
8713 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8714 (m68k*-*-linux): Extend the --with-cpu handling to...
8715 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8716 and m68010. Don't set target_cpu_default2.
8717 * doc/install.texi: Document --with-cpu for m68k.
8718 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8719 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8720 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8721 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8722 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8723 (ASM_SPEC): Remove use of %(asm_cpu_default).
8724 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8725 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8726 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8727 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8728 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8729 (TARGET_DEFAULT): Delete.
8730 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8731 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8732 (CPP_CPU_SPEC): Delete.
8733 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8734 the appropriate string.
8735 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8736 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8737 (ASM_SPEC): Don't use %(asm_default_spec).
8738 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8739 TARGET_DEFAULT and add MASK_68881.
8740 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8742 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8744 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8745 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8746 MASK_68010 alongside MASK_68020.
8747 * doc/invoke.texi: Document -m68010.
8748 * config/m68k/m68k.opt (m68010): New.
8749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8751 (TUNE_68010): New macro.
8752 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8753 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8754 (M68K_CPU_m68332): Add MASK_68010.
8755 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8756 fallback definition.
8757 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8759 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8760 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8761 to all entries that use MASK_68020.
8762 (output_move_simode_const, output_move_himode, output_move_qimode)
8763 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8764 instead of TARGET_68020 to select clr behavior. Remove comment
8765 about there being no TARGET_68010.
8766 * config/m68k/m68k.md: Likewise throughout.
8768 2007-01-12 Julian Brown <julian@codesourcery.com>
8770 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8771 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8772 * config/m68k/m68k.md: Likewise.
8774 2007-01-12 Julian Brown <julian@codesourcery.com>
8776 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8777 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8779 2007-01-12 Julian Brown <julian@codesourcery.com>
8781 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8782 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8783 * config/m68k/m68k.md: Likewise.
8785 2007-01-12 Julian Brown <julian@codesourcery.com>
8786 Richard Sandiford <richard@codesourcery.com>
8788 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8789 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8790 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8792 (TARGET_CPU32): Rename to...
8793 (TUNE_CPU32): ...this.
8794 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8795 (TUNE_CFV2): New macros.
8796 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8797 remove conditions that are implied by TARGET_68020.
8798 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8799 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8800 (m68k_output_function_epilogue): Likewise.
8801 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8802 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8803 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8804 non-68000 timings. Refactor multiplication and division costs.
8805 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8806 TUNE_CPU32 instead of TARGET_CPU32.
8807 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8808 and TUNE_68060 instead of TARGET_68060.
8809 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8810 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8812 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8813 && !TARGET_COLDFIRE" to choose between moveq and clr.
8814 Likewise in the unnamed movsf pattern.
8815 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8816 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8819 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8821 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8822 of tabbing before backslashes.
8824 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8826 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8827 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8828 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8830 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8832 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8833 find_interesting_uses_cond.
8834 (find_interesting_uses_cond): Use extract_cond_operands.
8835 (rewrite_use_compare): Use extract_cond_operands and
8836 force_gimple_operand_bsi. Do not call update_stmt.
8837 (determine_use_iv_cost_condition): Use extract_cond_operands.
8838 Return cheaper of using original bound and changing the exit bound.
8840 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8842 PR tree-optimization/29516
8843 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8844 most_expensive_mult_to_index, addr_to_parts,
8845 create_mem_ref, maybe_fold_tmr): Make the type of
8846 fields of TARGET_MEM_REF sizetype.
8847 (move_fixed_address_to_symbol, move_pointer_to_base):
8849 * tree.def (TARGET_MEM_REF): Add comment on types of
8852 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8854 * c-common.c (vector_types_convertible_p): Treat opaque types as
8855 always convertible if they have the same size, but not otherwise.
8857 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8859 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8860 Remove the b_unconditional field.
8861 (noce_try_sign_mask): Do not look at b_unconditional.
8862 (noce_process_if_block): Do not use merge_if_blocks. Update
8863 the CFG here. Do not set b_unconditional.
8864 (cond_move_process_if_block): Likewise.
8865 (find_cond_trap): Likewise.
8866 (check_cond_move_block): Require simple jump insns at the end
8869 2007-01-11 Jan Hubicka <jh@suse.cz>
8871 PR tree-optimization/1046
8872 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8873 when alias info is not ready.
8874 (pass_tail_recursion): Do not require aliasing.
8875 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8876 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8877 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8878 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8879 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8880 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8881 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8883 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8884 When aliasing is not build, mark statement as volatile.
8886 2007-01-11 Tom Tromey <tromey@redhat.com>
8888 PR preprocessor/15185, PR preprocessor/20989:
8889 * doc/cppopts.texi <-MT>: Update description of algorithm for
8890 computing default target.
8891 <-M, -MD>: Reword "basename" text.
8893 2007-01-11 Roger Sayle <roger@eyesopen.com>
8895 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8896 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8897 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8898 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8899 fold_builtin_bswap, real_constp, fold_builtin_pow,
8900 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8901 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8902 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8903 * convert.c (convert_to_pointer): Likewise.
8904 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8905 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8906 const_binop, fold_convert_const_int_from_int,
8907 fold_convert_const_int_from_real,
8908 fold_convert_const_real_from_real, sign_bit_p,
8909 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8910 fold_sign_changed_comparison, fold_unary, fold_comparison,
8911 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8912 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8913 * print-tree.c (print_node_brief, print_node): Likewise.
8914 * stor-layout.c (place_field, layout_type): Likewise.
8915 * tree-chrec.c (keep_cast): Likewise.
8916 * tree.c (build_vector, build_real, build_real_from_int_cst,
8917 build_complex): Likewise.
8919 2007-01-11 Roger Sayle <roger@eyesopen.com>
8921 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8922 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8924 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8926 * configure.ac (strict1_warn): Rename to strict_warn.
8927 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8928 cc_set_by_configure, quoted_cc_set_by_configure,
8929 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8930 all_boot_languages, all_stagestuff): Remove.
8931 (target_list): Remove bootstrap targets.
8932 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8933 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8934 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8935 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8936 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8937 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8938 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8939 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8940 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8941 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8942 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8943 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8944 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8945 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8946 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8947 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8948 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8949 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8950 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8951 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8952 (mostlyclean): Adjust.
8953 (clean, distclean): Don't mention bootstrap stuff.
8954 * configure: Regenerate.
8955 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8956 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8957 treelang/config-lang.in (stagestuff): Remove.
8958 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8959 stageprofile, stagefeedback, stagestuff): Remove mention.
8961 2007-01-11 Nick Clifton <nickc@redhat.com>
8963 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8965 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8966 (mcore_arith_K_S_operand): Run the test for the S constraint not
8967 the test for the M constraint.
8968 (mcore_addsub_operand): Do not accept integer values that are
8969 larger than 32 bits.
8970 * config/mcore/mcore.md: Remove unused constraints from split.
8971 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8973 (allocate_stack): Likewise.
8974 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8975 operands to 32 bits.
8976 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8978 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8979 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8980 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8981 mcore_output_bclri, mcore_output_andn, output_inline_const,
8982 mcore_output_move, mcore_output_movedouble): Likewise.
8983 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8984 (output_inline_const): Likewise.
8985 (output_inline_const): Fix format strings used in sprintf
8987 * config/mcore/mcore-protos.h: Update prototypes for changed
8988 functions in mcore.c.
8989 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8990 HOST_WIDE_INT and not int.
8991 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8992 CONST_OK_FOR_N): Likewise.
8993 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8994 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8997 2007-01-10 Jan Hubicka <jh@suse.cz>
8999 * tree-vrp.c (remove_range_assertions): Release defs.
9000 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9001 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9003 2007-01-10 Paul Brook <paul@codesourcery.com>
9005 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9006 * config/arm/arm.md (mulsi3subsi): New insn.
9008 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9010 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9011 (tree_transform_and_unroll_loop): New.
9012 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9015 2007-01-10 Robert Kennedy <jimbob@google.com>
9017 * fold-const.c (fold_comparison): Fold comparisons like (x *
9018 1000 < 0) to (x < 0).
9020 2007-01-10 Ian Lance Taylor <iant@google.com>
9022 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9023 operands have the same priority.
9025 2007-01-10 Tom Tromey <tromey@redhat.com>
9027 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9028 (fold_binary): Likewise.
9029 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9030 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9031 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9032 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9033 * langhooks.h (struct lang_hooks): Removed field
9034 'can_use_bit_fields_p'.
9036 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9038 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9040 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9042 * function.c (get_last_funcdef_no): New function.
9043 * function.h (get_last_funcdef_no): Declare.
9044 * tree-inline.c (initialize_cfun): Add initialization.
9045 (tree_function_versioning): Cleanup.
9047 2007-01-10 Jan Hubicka <jh@suse.cz>
9049 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9052 2007-01-10 Sa Liu <saliu@de.ibm.com>
9053 Ben Elliston <bje@au.ibm.com>
9055 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9056 for SAVE_NONLOCAL and Pmode for any other save level.
9057 * spu-protos.h (spu_restore_stack_block): Declare.
9058 * spu.md (save_stack_block): Remove.
9059 (restore_stack_block): Call spu_restore_stack_block.
9060 * spu.c (spu_restore_stack_block): New function.
9061 (spu_expand_epilogue): Remove old comment.
9063 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9065 PR tree-optimization/30322
9066 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9067 (cand_value_at): Return the value as aff_tree.
9068 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9069 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9070 aff_combination_mult): New functions.
9071 (aff_combination_add): Use aff_combination_add_cst.
9072 (aff_combination_convert): Allow conversions to a wider type.
9073 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9074 * tree-affine.h (aff_combination_mult): Declare.
9076 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9078 * doc/tm.texi: Update documentation to reflect reality of exec
9079 and start file search behaviours. Update copyright year.
9080 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9081 header file directories.
9083 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9085 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9086 (*cosxf2): Rename to cosxf2_i387.
9087 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9088 using X87MODEF12 mode macro. Rename patterns to
9089 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9091 (*cosdf2, *cossf2): Ditto.
9092 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9093 to match extended input operands.
9094 (sincos<mode>3): New expander.
9095 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9096 insn patterns and corresponding splitters.
9098 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9100 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9101 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9103 2007-01-09 Nicolas Pitre <nico@cam.org>
9106 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9108 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9110 * target.h (struct gcc_target): New field library_rtti_comdat.
9111 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9112 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9113 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9114 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9116 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9118 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9120 2007-01-08 Richard Guenther <rguenther@suse.de>
9122 * tree.h (force_fit_type_double): Export.
9123 (force_fit_type): Remove.
9124 * fold-const.c (force_fit_type_double): New function.
9125 (force_fit_type): Remove.
9126 (int_const_binop): Use it.
9127 (fold_convert_const_int_from_int): Likewise.
9128 (fold_convert_const_int_from_real): Likewise.
9129 (fold_div_compare): Likewise.
9130 (fold_sign_changed_comparison): Likewise.
9131 (fold_unary): Likewise.
9132 (fold_negate_const): Likewise.
9133 (fold_abs_const): Likewise.
9134 (fold_not_const): Likewise.
9135 * c-common.c (shorten_compare): Use force_fit_type_double.
9136 * convert.c (convert_to_pointer): Likewise.
9138 2007-01-08 Richard Guenther <rguenther@suse.de>
9140 * tree.h (build_int_cst_wide_type): Export.
9141 * tree.c (build_int_cst_wide_type): New function.
9142 (build_int_cst_wide): Fix comment.
9143 * builtins.c (fold_builtin_object_size): Use build_int_cst
9144 to build -1 or 0 of the correct type. Use fit_double_type
9145 to check for overflow.
9146 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9148 (decode_field_reference): Likewise.
9149 (all_ones_mask_p): Likewise.
9150 (native_interpret_int): Use build_int_cst_wide_type.
9151 (fold_binary): Use build_int_cst_type to build an all-ones
9153 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9155 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9157 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9159 2007-01-09 Ben Elliston <bje@au.ibm.com>
9161 * genautomata.c (STATS_OPTION): New option.
9162 (stats_flag): New flag.
9163 (gen_automata_option): Handle it.
9164 (initiate_automaton_gen): Ditto.
9165 (write_automata): Output statistics only if stats_flag is
9166 set. Likewise, output time statistics only if time_flag is set.
9167 * doc/md.texi (Processor pipeline description): Document new flag.
9169 2007-01-08 Richard Guenther <rguenther@suse.de>
9171 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9172 * tree.c (build_int_cst_type): Likewise.
9173 (size_in_bytes): Don't call force_fit_type on the result.
9174 (int_fits_type_p): Use fit_double_type.
9175 * fold-const.c (fit_double_type): New function.
9176 (force_fit_type): Use it.
9177 * tree.h (fit_double_type): Export.
9179 2007-01-08 Jan Hubicka <jh@suse.cz>
9181 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9182 * ipa.c (function_and_variable_visibility): Fix return type.
9184 2007-01-08 Richard Guenther <rguenther@suse.de>
9186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9187 of offset to build the index.
9188 * tree-pretty-print.c (dump_generic_node): Don't build negated
9189 const just for printing.
9190 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9191 * builtins.c (fold_builtin_int_roundingfn): Check if result
9192 fits the type by using force_fit_type and comparing the result.
9193 * predict.c (predict_loops): Use compare_tree_int for comparison.
9194 * tree.c (build_int_cst): Fall back to integer_type_node for
9196 (build_int_cst_wide): Assert type is non-null.
9198 2007-01-08 Roberto Costa <roberto.costa@st.com>
9200 * tree-vrp.c (extract_range_from_cond_expr): New.
9201 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9202 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9204 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9205 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9206 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9207 used as expressions.
9208 * tree-object-size.c (cond_expr_object_size): New.
9209 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9211 2007-01-08 Jan Hubicka <jh@suse.cz>
9213 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9214 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9217 2007-01-08 Richard Guenther <rguenther@suse.de>
9219 PR tree-optimization/23603
9220 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9221 (extract_range_from_binary): Fall back to truthvalue instead of
9222 varying for TRUTH_*_EXPR.
9223 (extract_range_from_comparison): Fall back to truthvalue instead of
9225 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9226 if all visited PHI values were constant.
9228 2007-01-08 Jan Hubicka <jh@suse.cz>
9230 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9231 (cgraph_analyze_function): break out from ...
9232 (cgraph_finalize_compilation_unit): ... here.
9233 (cgraph_expand_function): Remove forgoten commented out line.
9234 (cgraph_optimize): Analyze functions.
9236 2007-01-08 Jan Hubicka <jh@suse.cz>
9238 * tree-pas.h (TODO_remove_function): New flag.
9239 (TODO_update*): Renumber.
9240 (pass_ipa_increase_alignment,
9241 pass_ipa_function_and_variable_visibility): New passes.
9242 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9243 (cgraph_function_and_variable_visibility): Move to ipa.c
9244 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9245 cgraph_increase_alignment.
9246 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9247 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9248 calling tree-inline.
9249 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9250 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9251 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9252 (gate_increase_alignment): New function.
9253 (pass_ipa_increase_alignment): New pass.
9254 * ipa.c: Inline tree-pass.h and timevar.h
9255 (function_and_variable_visibility): Move here from cgraphunit.c
9256 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9257 * passes.c (init_optimization_passes): Add the two new passes.
9258 (execute_todo): Handle cgraph_remove_functions.
9260 2007-01-08 Nick Clifton <nickc@redhat.com>
9262 * config/frv/predicates.md (reg_or_0_operand): Accept
9265 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9267 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9268 * config.gcc: Add bfin*-rtems*.
9270 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9272 * c.opt: Add -flax-vector-conversions.
9273 * c-typeck.c (convert_for_assignment): Pass flag to
9274 vector_types_convertible_p to allow emission of note.
9275 (digest_init): Likewise.
9276 * c-opts.c: Handle -flax-vector-conversions.
9277 * c-common.c (flag_lax_vector_conversions): New.
9278 (vector_types_convertible_p): Unless -flax-vector conversions
9279 has been passed, disallow conversions between vectors with
9280 differing numbers of subparts and/or element types. If such
9281 a conversion is disallowed, possibly emit a note on the first
9282 occasion only to inform the user of -flax-vector-conversions.
9283 The new last argument specifies this.
9284 * c-common.h (flag_lax_vector_conversions): New.
9285 (vector_types_convertible_p): Add extra argument.
9286 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9287 char_type_node for V*QI type vectors.
9288 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9289 Update to satisfy new typechecking rules.
9290 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9292 * doc/invoke.texi (C Dialect Options): Document
9293 -flax-vector-conversions.
9295 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9297 PR tree-optimization/29877
9298 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9299 a register variable on the RHS to not be replaceable.
9301 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9302 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9303 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9304 const_simm15, const_pow2, const_npow2): Added.
9305 * config/score/misc.md (insv, extv, extzv, movmemsi,
9306 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9307 * config/score/score.c (score_address_cost, score_select_cc_mode):
9309 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9310 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9311 Update score_print_operand.
9312 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9313 Adjust register allocate order and update some macro define.
9314 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9315 mdx_block_move_straight, mdx_block_move_loop_head,
9316 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9317 mdx_block_move): Added.
9318 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9319 mdp_limm): Updated and fix some bug and typo.
9320 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9321 (movsf, movdf, doloop_end): Added.
9323 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9325 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9326 config/arm/thumb2.md: Fix comment typos.
9327 * doc/extend.texi: Fix a typo.
9329 2007-01-07 Eric Christopher <echristo@apple.com>
9331 * configure.ac: Check for __stack_chk_fail for darwin.
9332 * configure: Regenerate.
9334 2007-01-07 Richard Guenther <rguenther@suse.de>
9336 * tree-vrp.c (extract_range_from_assert): CSE calls to
9337 compare_values where possible.
9338 (extract_range_from_unary_expr): Likewise.
9340 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9342 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9343 * config/avr/avr.c (call_insn_operand): Delete function.
9344 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9345 instead of register number. Use predicates.
9346 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9347 call_insn_operand): Add.
9349 2007-01-06 Jan Hubicka <jh@suse.cz>
9351 * tree-pass.h (pass_build_cgraph_edges): Declare.
9352 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9353 (visited_nodes): Remove.
9354 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9355 build_cgrpah_edges; make visited_nodes local.
9356 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9357 (record_references_in_initializer): Move to cgraphbuild.c
9358 (initialize_inline_failed, rebuild_cgraph_edges,
9359 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9360 (verify_cgraph_node): Make visited_nodes local.
9361 (cgraph_analyze_function): Do not call cgraph_create_edges and
9362 initialize_inline_failed.
9363 (cgraph_expand_function): Do not call cgraph_lower_function;
9364 assert that function is already lowered.
9365 * Makefile.in (cgraphbuild.o): New.
9366 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9367 at the end of lowering passes.
9369 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9371 * ifcvt.c (cond_move_convert_if_block): New function, code
9372 factored out from...
9373 (cond_move_process_if_block): ...here. Call the new function
9374 on the THEN and ELSE blocks.
9375 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9376 already takes care of this.
9378 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9381 * tree.h (TREE_OVERFLOW_P): New.
9382 * c-typeck.c (parser_build_unary_op): Warn only if result
9383 overflowed and operands did not.
9384 (parser_build_binary_op): Likewise.
9385 (convert_for_assignment): Remove redundant overflow_warning.
9386 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9388 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9390 * c-typeck.c (store_init_value): Split over two lines to follow
9391 the GNU coding style.
9393 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9395 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9396 __GXX_EXPERIMENTAL_CXX0X__.
9397 * doc/cpp.texi: Same.
9399 2007-01-05 Richard Guenther <rguenther@suse.de>
9402 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9403 with mismatched types. Instead explicitly build a
9404 conversion NOP_EXPR.
9406 2007-01-05 Ian Lance Taylor <iant@google.com>
9408 * c-common.c (decl_with_nonnull_addr_p): New function.
9409 (c_common_truthvalue_conversion): Call it.
9410 * c-typeck.c (build_binary_op): Likewise.
9411 * c-common.h (decl_with_nonnull_addr_p): Declare.
9413 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9416 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9419 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9421 * doc/install.texi (Final install): Document the fact that
9422 the GNAT runtime should not be stripped.
9424 2007-01-04 Jan Hubicka <jh@suse.cz>
9426 * tree-inline.c (fold_marked_statements): Update operand caches
9427 and EH after folding
9429 2007-01-04 Ian Lance Taylor <iant@google.com>
9431 * c-common.c (check_function_nonnull): Whitespace fix.
9433 2007-01-04 Jan Hubicka <jh@suse.cz>
9435 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9436 comitted older version of patch.
9437 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9438 function, celanup cfg and collect garbage.
9440 2007-01-04 Mike Stump <mrs@apple.com>
9442 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9445 2007-01-04 Eric Christopher <echristo@apple.com>
9447 * libgcc2.c (__bswapsi2): Use SItype.
9448 (__bswapdi2): Use DItype.
9449 * libgcc2.h: Update for above.
9451 2007-01-04 Paul Brook <paul@codesourcery.com>
9453 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9454 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9455 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9456 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9457 umulsi3_highpart): Make conditional on !arm_arch6.
9458 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9459 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9460 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9461 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9462 umulsi3_highpart_v6): New insns.
9464 2007-01-04 Roger Sayle <roger@eyesopen.com>
9466 * fold-const.c (fold_convert): When casting an expression to void,
9467 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9468 have a type. Instead of attempting to build a NOP_EXPR, return
9469 these "special" trees directly.
9471 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9473 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9474 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9475 rs6000_cost->fp not 0 as adjustment for outer NEG.
9477 2007-01-04 Jan Hubicka <jh@suse.cz>
9479 * cgraph.c (cgraph_release_function_body): New function.
9480 (cgraph_remove_node): Use it.
9481 * cgraph.h (cgraph_release_function_body): Declare.
9482 * cgraphunit.c (cgraph_expand_function): Use it.
9483 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9484 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9485 is initialized and while compilation of other function is running.
9486 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9487 statement CFG annotations from here to ...
9488 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9490 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9492 * cfgloop.h (enum li_flags): Make the constants powers of two.
9494 2007-01-04 Jan Hubicka <jh@suse.cz>
9496 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9498 (fold_marked_statements): New function.
9499 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9500 * tree-inline.h (copy_body_data): Add statements_to_fold.
9502 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9504 * config.gcc: Mention libgcc/config.host.
9505 * Makefile.in: Update comments mentioning libgcc.
9506 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9507 (all.cross, start.encap, rest.encap, rest.cross): Update
9508 dependencies for libgcc move.
9509 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9510 (clean-target, clean-target-libgcc): Delete.
9511 (srcdirify, GCC_EXTRA_PARTS): New macros.
9512 (libgcc-support, libgcc.mvars): New rules.
9513 (distclean): Remove mention of mklibgcc.
9514 (install): Don't reference INSTALL_LIBGCC.
9515 (install-common): Don't reference EXTRA_PARTS.
9516 (install-libgcc, install-multilib): Delete rules.
9517 * mklibgcc.in: Delete file.
9518 * doc/configfiles.texi: Don't mention mklibgcc.
9520 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9521 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9522 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9523 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9524 (mklibgcc, ldblspecs): Likewise.
9526 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9527 (posixpre.def): Use $(T).
9528 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9529 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9530 (SHLIB_LINK): Make dummy.
9531 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9533 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9535 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9536 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9537 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9538 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9540 * configure.ac (all_outputs): Remove mklibgcc.
9541 * configure: Regenerated.
9543 2007-01-03 Josh Conner <jconner@apple.com>
9546 * calls.c (compute_argument_addresses): Set stack and stack_slot
9547 for partial args, too.
9548 (store_one_arg): Use locate.size.constant for the size when
9549 generating a save_area.
9551 2007-01-03 Robert Kennedy <jimbob@google.com>
9553 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9554 whose definitions are deleted due to basic block merging.
9556 2007-01-03 Paul Brook <paul@codesourcery.com>
9559 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9561 (use_return_insn): Return 0 for Thumb interrupt functions.
9562 (print_multi_reg): Add rfe argument for IRQ returns.
9563 (arm_output_epilogue): Pop interrupt return address directly into PC.
9564 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9566 2007-01-03 Paul Brook <paul@codesourcery.com>
9568 Merge from sourcerygxx-4_1.
9569 * config/arm/thumb2.md: New file.
9570 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9572 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9573 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9574 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9575 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9577 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9578 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9580 * config/arm/ieee754-sf.S: Ditto.
9581 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9582 (thumb1_base_register_rtx_p): ... to this.
9583 (thumb_index_register_rtx_p): Rename...
9584 (thumb1_index_register_rtx_p): ... to this.
9585 (thumb_output_function_prologue): Rename...
9586 (thumb1_output_function_prologue): ... to this.
9587 (thumb_legitimate_address_p): Rename...
9588 (thumb1_legitimate_address_p): ... to this.
9589 (thumb_rtx_costs): Rename...
9590 (thumb1_rtx_costs): ... to this.
9591 (thumb_compute_save_reg_mask): Rename...
9592 (thumb1_compute_save_reg_mask): ... to this.
9593 (thumb_final_prescan_insn): Rename...
9594 (thumb1_final_prescan_insn): ... to this.
9595 (thumb_expand_epilogue): Rename...
9596 (thumb1_expand_epilogue): ... to this.
9597 (arm_unwind_emit_stm): Rename...
9598 (arm_unwind_emit_sequence): ... to this.
9599 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9600 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9601 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9602 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9603 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9604 thumb2_output_casesi): New functions.
9605 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9606 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9607 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9608 THUMB2_WORK_REGS): Define.
9609 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9610 arm_condexec_mask, arm_condexec_masklen)): New variables.
9611 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9612 (arm_override_options): Check new CPU capabilities.
9613 Set new architecture flag variables.
9614 (arm_isr_value): Handle v7m interrupt functions.
9615 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9617 (const_ok_for_arm): Handle Thumb-2 constants.
9618 (arm_gen_constant): Ditto. Use movw when available.
9619 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9621 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9622 (thumb_find_work_register, arm_load_pic_register,
9623 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9624 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9625 print_multi_reg, output_mov_long_double_fpa_from_arm,
9626 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9627 output_mov_double_fpa_from_arm, output_move_double,
9628 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9629 output_return_instruction, arm_output_function_prologue,
9630 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9631 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9632 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9633 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9634 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9635 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9637 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9638 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9639 (arm_file_start): Output directive for unified syntax.
9640 (arm_unwind_emit_set): Handle stack alignment instruction.
9641 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9642 Add v6t2, v7, v7a, v7r and v7m.
9643 (RETLDM): Add Thumb-2 code.
9644 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9645 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9646 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9647 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9648 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9649 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9650 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9651 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9652 ADJUST_INSN_LENGTH): Define.
9653 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9654 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9655 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9656 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9657 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9658 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9659 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9660 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9661 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9662 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9663 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9664 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9665 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9666 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9667 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9668 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9669 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9671 * config/arm/arm-tune.md: Regenerate.
9672 * config/arm/arm-protos.h: Update prototypes.
9673 * config/arm/vfp.md: Enable patterns for Thumb-2.
9674 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9675 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9676 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9677 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9678 * config/arm/libunwind.S: Add Thumb-2 code.
9679 * config/arm/constraints.md: Update include Thumb-2.
9680 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9681 * config/arm/ieee754-df.S: Ditto.
9682 * config/arm/bpabi.S: Ditto.
9683 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9684 * config/arm/predicates.md (low_register_operand,
9685 low_reg_or_int_operand, thumb_16bit_operator): New.
9686 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9687 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9688 * config/arm/t-arm-elf: Add armv7 multilib.
9689 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9691 (UNSPEC_STACK_ALIGN, ce_count): New.
9692 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9693 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9695 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9696 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9697 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9698 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9699 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9700 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9702 * doc/extend.texi: Document ARMv7-M interrupt functions.
9703 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9705 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9707 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9708 (struct _Unwind_Context): Rename args_size to flags, remove
9709 signal_frame field, add a new args_size field and version field.
9710 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9711 _Unwind_IsExtendedContext): New inline functions.
9712 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9713 Assume by_value array is only present if _Unwind_IsExtendedContext.
9714 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9715 _Unwind_IsSignalFrame.
9716 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9717 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9718 (uw_init_context_1): Initialize context->flags to
9719 EXTENDED_CONTEXT_BIT.
9720 * config/rs6000/linux-unwind.h (frob_update_context): Use
9721 _Unwind_SetSignalFrame.
9723 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9726 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9727 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9730 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9732 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9733 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9734 RET, AT_SP): Remove.
9735 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9738 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9739 * cfgbuild.c (find_basic_blocks): Likewise.
9740 * cfgrtl.c (rtl_create_basic_block): Likewise.
9741 * function.c (temp_slots_at_level): Likewise.
9742 * reg-stack.c (stack_regs_mentioned): Likewise.
9743 * regclass.c (allocate_reg_info): Likewise.
9744 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9745 set_bb_for_stmt, move_block_to_fn): Likewise.
9746 * tree-complex.c (tree_lower_complex): Likewise.
9747 * vec.h (VEC_safe_grow_cleared): New.
9749 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9751 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9753 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9754 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9756 * cfgloopmanip.c (scale_loop_frequencies): Export.
9757 (loopify): Scale the frequencies by prescribed coefficients.
9758 (set_zero_probability): New function.
9759 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9760 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9761 and frequencies according to arguments.
9762 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9764 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9765 * modulo-sched.c (sms_schedule): Set probabilities for entering
9766 versioned loop correctly.
9767 * tree-vect-transform.c (vect_transform_loop): Ditto.
9768 * cfgloop.h (loopify, loop_version): Declaration changed.
9769 (scale_loop_frequencies): Declared.
9771 2007-01-02 Jan Hubicka <jh@suse.cz>
9773 * cgraph.c: Include tree-flow.h
9774 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9776 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9777 * tree-pass.h (pass_all_early_optimizations): Declare.
9778 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9780 (cgraph_analyze_function): Do early_local_passes.
9781 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9782 Do not add referenced vars.
9783 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9785 (gate_all_early_local_passes): New gate.
9786 (pass_early_local_passes): Use new gate.
9787 (execute_early_local_optimizations): New functions.
9788 (gate_all_early_optimizations): New gate.
9789 (pass_all_early_optimizations): New pass.
9790 (execute_free_datastructures): Free SSA only when initialized.
9791 (gate_init_datastructures): Init only when optimizing.
9792 (tree_lowering_passes): Do early local passes when called late.
9793 * tree-profile.c (do_tree_profiling): Don't profile functions added
9795 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9796 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9798 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9799 during early_local_passes.
9800 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9803 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9805 * Makefile.in: Update copyright year.
9807 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9809 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9810 in $(lang_checks) and check-consistency targets.
9812 2007-01-02 Jan Hubicka <jh@suse.cz>
9814 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9815 Do not add referenced vars.
9816 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9818 * passes.c (init_optimization_passes): Put mudflap_2 after
9819 free_datastructures.
9821 2007-01-02 Jan Hubicka <jh@suse.cz>
9823 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9824 Set NOTHROW flag on call statements proved to be nothrow.
9825 Update statement of local calls so new pure/const functions are
9826 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9828 (tree_rest_of_compilation): Register hooks and initialize bitmap
9829 early. Do not set after_inlining flag.
9831 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9833 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9834 HOST_BITS_PER_LONGLONG
9836 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9839 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9840 warning for non-static initializers.
9842 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9844 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9845 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9846 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9847 Always use set_unique_reg_note to add REG_EQUAL notes.
9849 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9852 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9854 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9855 * cfgbuild.c (find_basic_blocks): Likewise.
9856 * cfgrtl.c (rtl_create_basic_block): Likewise.
9857 * function.c (temp_slots_at_level): Likewise.
9858 * reg-stack.c (stack_regs_mentioned): Likewise.
9859 * regclass.c (allocate_reg_info): Likewise.
9860 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9861 set_bb_for_stmt, move_block_to_fn): Likewise.
9862 * tree-complex.c (tree_lower_complex): Likewise.
9863 * vec.h (VEC_safe_grow_cleared): New.
9865 2007-01-02 Ian Lance Taylor <iant@google.com>
9867 * c-common.c (c_common_truthvalue_conversion): When warning about
9868 using an assignment as a truth value, set TREE_NO_WARNING.
9870 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9873 * c.opt (Wold-style-declaration): New.
9874 * doc/invoke.texi (C-only Warning Options): New.
9875 (Wold-style-declaration): Document it.
9876 (Wextra): Enabled by -Wextra.
9877 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9878 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9879 -Wold-style-declaration.
9881 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9883 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9884 * cfgbuild.c (find_basic_blocks): Likewise.
9885 * cfgrtl.c (rtl_create_basic_block): Likewise.
9886 * function.c (temp_slots_at_level): Likewise.
9887 * reg-stack.c (stack_regs_mentioned): Likewise.
9888 * regclass.c (allocate_reg_info): Likewise.
9889 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9890 set_bb_for_stmt, move_block_to_fn): Likewise.
9891 * tree-complex.c (tree_lower_complex): Likewise.
9892 * vec.h (VEC_safe_grow_cleared): New.
9894 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9896 * c-common.c (c_common_nodes_and_builtins): Since variants of
9897 void_type_node get built before it is given a name, we need to
9898 give those variants the name, too.
9899 (complete_array_type): We need to work with the canonical main
9900 type of the array, from which we will build the qualified version.
9901 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9902 * print-tree.c (print_node): Display canonical type information
9904 * stor-layout.c (layout_type): When we don't know the
9905 alignment of a type for which we're building an array, we end up
9906 guessing wrong, so make the type require structural equality.
9907 * tree.c (make_node_stat): When we build a new type, it is its
9909 (build_type_attribute_qual_variant): When building an attribute
9910 variant, its canonical type is the non-attribute variant. However,
9911 if the attributes are target-dependent and they differ, we need to
9912 use structural equality checks for this type.
9913 (build_qualified_type): A qualified type is not equivalent to its
9914 unqualified variant; set the canonical type appropriately.
9915 (build_distinct_type_copy): When building a distinct type from
9916 another type, the new type is its own canonical type.
9917 (build_variant_type_copy): When building a new type variant, we
9918 assume that it is equivalent to the original type.
9919 (build_pointer_type_for_mode): When building a pointer type, also
9920 build a canonical type pointer.
9921 (build_reference_type_for_mode): When building a reference type,
9922 also build a canonical type reference.
9923 (build_index_type): When we can't hash an index type (e.g.,
9924 because its maximum value is negative), the index type requires
9925 structural equality tests.
9926 (build_array_type): Build the canonical form of an array type.
9927 (build_function_type): Function types require structural equality,
9928 because they contain default arguments, attributes, etc.
9929 (build_method_type_directly): Ditto for method types.
9930 (build_offset_type): Build the canonical offset type.
9931 (build_complex_type): Build the canonical vector type.
9932 (make_vector_type): Build the canonical vector type.
9933 * tree.h (TYPE_CANONICAL): New.
9934 (TYPE_STRUCTURAL_EQUALITY_P): New.
9935 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9936 (struct tree_type): Added "canonical" field.
9937 * params.h (VERIFY_CANONICAL_TYPES): New.
9938 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9939 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9940 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9941 * doc/invoke.texi (verify-canonical-types): Document --param
9942 parameter for verifying canonical types.
9944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9946 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9947 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9948 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9949 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9951 * config/rs6000/e500.h: New.
9952 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9953 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9955 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9956 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9957 TARGET_E500_DOUBLE): Remove.
9958 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9959 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9960 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9961 * config/rs6000/rs6000.c (rs6000_override_options): Use
9964 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9966 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9967 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9968 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9969 rs6000_emit_cmove): Don't check TARGET_E500.
9970 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9971 sordered): Don't check TARGET_E500.
9973 2007-01-01 Eric Christopher <echristo@apple.com>
9975 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9976 HARD_REGISTER_NUM_P.
9978 2007-01-01 Roger Sayle <roger@eyesopen.com>
9980 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9981 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9982 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9985 2007-01-01 Mike Stump <mrs@apple.com>
9987 * configure.ac: Remove support for building with Apple's gcc-3.1.
9989 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9992 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9993 REG is a hard register. Do not modify REG before calling
9995 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9996 multiple of the size of YMODE for certain lowpart cases.
9998 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10000 PR middle-end/30253
10001 * gimplify (voidify_wrapper_expr): Update for
10002 GIMPLE_MODIFY_STMT.
10004 2007-01-01 Andreas Schwab <schwab@suse.de>
10007 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10008 save of BR0 in extra_spill_size instead of spill_size.
10009 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10011 (ia64_expand_epilogue): Restore BR0 from its new location.
10013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10015 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10016 Use a temporary variable if the left hand side is not a gimple
10019 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10021 * gimplify.c (gimplify_return_expr): Make the temporary variable
10022 for the return expression, a gimple register variable.
10024 2007-01-01 Jan Hubicka <jh@suse.cz>
10026 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10029 2007-01-01 Mike Stump <mrs@apple.com>
10031 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10033 * config/darwin.c (machopic_select_rtx_section): Use
10034 HAVE_GAS_LITERAL16.
10035 (darwin_mergeable_constant_section): Likewise.
10036 * configure: Regenerate.
10037 * config.in: Regenerate.
10039 2007-01-01 Jan Hubicka <jh@suse.cz>
10040 Andrew Pinski <pinskia@gmail.com>
10042 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10043 before starting IPA passes.