1 2007-04-04 Richard Henderson <rth@redhat.com>
3 * config/alpha/lib1funcs.asm: Remove unused file.
5 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8 * opts.c (print_specific_help): Fix --help=<language>
10 (common_handle_option): Support --help=common.
12 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15 * gcc.c (main): Do not run the linker if
16 print_subprocess_help indicates that it shouldn't be
19 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22 * doc/invoke.texi (--help=): Document <languages> value, fix
23 formatting in tables of values.
25 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
27 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
28 dllimport attribute of virtual methods.
30 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
32 * config/score/crti.asm: Change _bss_start to __bss_start.
33 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
34 (OUTGOING_REG_PARM_STACK_SPACE) update.
35 * config/score/score.opt: add options to make backend support
36 score5, score5u, score7 and score7d.
37 * config/score/score.md: Likewise.
38 * config/score/misc.md: Likewise.
39 * config/score/mac.md: Likewise.
40 * doc/invoke.texi: Likewise.
41 * doc/md.texi: update constraints define.
43 2007-04-03 Richard Henderson <rth@redhat.com>
45 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
46 an appropriate type, use the mode instead.
48 2007-04-03 Richard Sandiford <richard@codesourcery.com>
50 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
51 Set the default --with-arch setting to mips2.
52 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
53 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
54 (MULTILIB_OSDIRNAMES): Delete.
55 (MULTILIB_DIRNAMES): Define.
56 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
57 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
58 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
59 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
60 VXWORKS_OS_CPP_BUILTINS.
61 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
62 (MIPS_DEBUGGING_INFO): Undefine.
63 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
65 2007-04-03 Jakub Jelinek <jakub@redhat.com>
68 * fold-const.c (native_encode_real): Encode real.c provided longs
69 as a series of 32-bit native integers.
70 (native_interpret_real): Interpret buffer as a series of 32-bit
73 2007-04-03 Richard Guenther <rguenther@suse.de>
75 * genpreds.c (write_insn_constraint_len): Write function
76 optimized for CONSTRAINT_LEN implementation.
77 (write_tm_preds_h): Output insn_constraint_len inline and
78 use it for CONSTRAINT_LEN.
79 (write_insn_preds_c): Don't output insn_constraint_len.
80 * doc/md.texi (define_register_constraint): Document multi-letter
81 constraints shall have the same length if they start with the same
84 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
87 * config/i386/i386.md (isinf<mode>2): Expand only when
88 TARGET_C99_FUNCTIONS is set.
90 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
92 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
93 (x86_64-*-linux*): Ditto.
94 * config/i386/i386.opt (mpc): New option.
95 * config/i386/i386.c (overrride_options): Handle
96 ix87_precision_string.
97 * config/i386/crtprec.c: New file.
98 * config/i386/t-crtpc: Ditto.
99 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
101 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
102 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
103 crtprec32.o, crtprec64.o and crtprec80.o.
105 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
107 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
109 2007-04-02 Eric Christopher <echristo@apple.com>
111 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
112 limitations on darwin.
114 2007-04-02 Anatoly Sokolov <aesok@post.ru>
117 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
119 2007-04-02 Dave Korn <dave.korn@artimi.com>
121 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
123 2007-04-02 Dave Korn <dave.korn@artimi.com>
125 * libgcc2.h (exception_descriptor): Don't forward-declare.
126 (__get_eh_table_language, __get_eh_table_version): Delete
127 prototypes of long-dead functions.
129 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
131 * ebitmap.h: New file
132 * ebitmap.c: New file
133 * Makefile.in (ebitmap.o): New target.
135 2007-04-01 Jan Hubicka <jh@suse.cz>
137 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
138 before very first instruction.
140 2007-04-01 Jan Hubicka <jh@suse.cz>
142 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
143 waring on 64bit hosts.
144 * bitmap.h: Fix typo in bitmap_head_def.
146 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
148 PR rtl-optimization/31391
149 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
150 into a DELETED_LABEL note, and the label is in an empty basic
151 block, update BB_END as well as BB_HEAD.
153 2007-04-01 Richard Henderson <rth@redhat.com>
155 PR tree-optimization/31169
156 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
157 to varying if the range is outside [0, prec-1].
159 2007-04-01 Richard Sandiford <richard@codesourcery.com>
162 * config/mips/mips.md (load_const_gp): New insn.
163 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
164 the MIPS16 GP pseudo register if no_new_pseudos.
165 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
167 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
170 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
172 (call_value): Likewise.
174 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
175 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
178 * doc/invoke.texi: (optimization options): Reword description
179 of -ffast-math. Document its primary purpose.
181 2007-03-31 Richard Guenther <rguenther@suse.de>
183 * omp-low.c (splay-tree.h): Include.
184 (lookup_decl): Replace splay-tree usage by pointer-map.
185 (maybe_lookup_decl): Likewise.
186 (new_omp_context): Likewise.
187 (delete_omp_context): Likewise.
188 * gimplify.c (splay-tree.h): Include.
189 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
191 (remap_ssa_name): Likewise.
192 (remap_decl): Likewise.
193 (remap_type_1): Likewise.
194 (remap_type): Likewise.
195 (copy_body_r): Likewise.
196 (expand_call_inline): Likewise.
197 (clone_body): Likewise.
198 (copy_tree_r): Likewise.
199 (remap_save_expr): Likewise.
200 (unsave_r): Likewise.
201 (unsave_expr_now): Likewise.
202 (tree_function_versioning): Likewise.
203 (build_duplicate_type): Likewise.
204 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
205 (struct copy_body_data): Replace splay-tree by pointer-map.
206 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
208 (gimplify.o): Depend on $(SPLAY_TREE_H).
209 (omp-low.p): Likewise.
211 2007-03-31 Anatoly Sokolov <aesok@post.ru>
213 * config/avr/predicates.md (even_register_operand,
214 odd_register_operand): New predicates.
215 * config/avr/avr.md (movw peephole2): New.
216 (movw_r peephole2): New.
218 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
220 * tree.h (get_signed_or_unsigned_type): New.
221 * fold-const.c (operand_equal_for_comparison_p): Use
222 get_signed_or_unsigned_type instead of
223 lang_hooks.types.signed_or_unsigned_type.
224 * expr.c (store_expr): Ditto.
225 * langhooks.c (get_signed_or_unsigned_type): New.
226 (lhd_signed_or_unsigned_type): New.
227 * langhooks.h (lhd_signed_or_unsigned_type): New.
228 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
230 2007-03-30 Richard Henderson <rth@redhat.com>
232 * tree-ssa-loop-ivopts.c: Include target.h.
233 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
234 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
235 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
236 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
238 2007-03-30 Richard Henderson <rth@redhat.com>
239 Kai Tietz <kai.tietz@onevision.com>
241 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
243 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
244 (TARGET_64BIT_MS_ABI): New.
245 (DBX_REGISTER_NUMBER): Handle 64-bit.
246 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
247 (LONG_TYPE_SIZE): Force to 32.
248 (REG_PARM_STACK_SPACE): New.
249 (OUTGOING_REG_PARM_STACK_SPACE): New.
250 (REGPARM_MAX, SSE_REGPARM_MAX): New.
251 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
252 (STACK_BOUNDARY): Use 128 for 64-bit.
253 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
254 Add 64-bit implementation.
255 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
257 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
258 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
259 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
260 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
261 (ix86_handle_cconv_attribute): Don't warn when ignoring if
263 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
264 (ix86_pass_by_reference): Likewise.
265 (ix86_function_value_regno_p): Likewise.
266 (ix86_build_builtin_va_list): Likewise.
267 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
268 (function_arg_advance_ms_64): New.
269 (function_arg_advance): Call it.
270 (function_arg_ms_64): New.
271 (function_arg): Call it.
272 (function_value_ms_64): New.
273 (ix86_function_value_1): Call it.
274 (return_in_memory_ms_64): New.
275 (ix86_return_in_memory): Call it.
276 (setup_incoming_varargs_ms_64): New.
277 (ix86_setup_incoming_varargs): Call it.
278 (ix86_expand_prologue): Handle 64-bit stack probing.
279 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
280 (output_pic_addr_const): Likewise.
281 (x86_this_parameter): Likewise.
282 (x86_output_mi_thunk): Likewise.
283 (x86_function_profiler): Likewise.
284 (TARGET_STRICT_ARGUMENT_NAMING): New.
285 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
286 (TARGET_64BIT_MS_ABI): New.
287 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
288 * config/i386/i386.md (allocate_stack_worker): Remove.
289 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
290 describe the clobber of eax without a match_scratch.
291 (allocate_stack_worker_postreload): Remove.
292 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
293 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
294 (allocate_stack_worker_rex64_postreload): Remove.
295 (allocate_stack): Handle 64-bit.
296 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
297 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
298 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
299 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
300 (STANDARD_STARTFILE_PREFIX_1): Likewise.
301 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
302 * config.build (x86_64-*-mingw*): New host.
303 * config.host (x86_64-*-mingw*): New host.
304 * config.gcc (x86_64-*-mingw*): New target.
305 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
307 2007-03-30 Richard Henderson <rth@redhat.com>
308 Kai Tietz <kai.tietz@onevision.com>
310 * c-pragma.c (struct def_pragma_macro_value): New.
311 (struct def_pragma_macro): New.
312 (pushed_macro_table): New.
313 (dpm_hash, dpm_eq): New.
314 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
315 (init_pragma): Install them.
316 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
318 2007-03-30 Anatoly Sokolov <aesok@post.ru>
320 * config/avr/avr.c (avr_override_options): Clear
321 'flag_delete_null_pointer_checks'.
323 2007-03-30 Paolo Carlini <pcarlini@suse.de>
326 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
327 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
328 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
329 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
330 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
331 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
332 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
334 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
336 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
338 * regmove.c: Move all of pass_stack_adjustments from here...
339 * combine-stack-adj.c: ...to this new file.
340 * Makefile.in: Add rules for combine-stack-adj.o.
342 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
344 PR tree-optimization/31383
345 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
346 to have the same length.
348 2007-03-30 Jan Hubicka <jh@suse.cz>
351 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
352 availablility; add more sanity checking; ask varpool only about
355 2007-03-29 Richard Henderson <rth@redhat.com>
357 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
358 to decide, but __SIZEOF_LONG_LONG__.
360 2007-03-29 Richard Henderson <rth@redhat.com>
362 * emutls.c (struct __emutls_array): New.
363 (emutls_destroy): Use it instead of casting element 0 from void*.
364 (__emutls_get_address): Likewise.
366 2007-03-29 Richard Henderson <rth@redhat.com>
368 * varasm.c (initializer_constant_valid_p): Don't deny
369 DECL_DLLIMPORT_P on functions.
371 * config/i386/cygming.h: Remove function declarations.
372 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
373 (ASM_OUTPUT_LABELREF): Remove.
374 (COMMON_ASM_OP): Remove.
375 (ASM_OUTPUT_COMMON): Remove.
376 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
377 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
378 (ASM_DECLARE_FUNCTION_NAME): Likewise.
379 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
380 Rename from TARGET_ENCODE_SECTION_INFO.
381 * config/i386/netware.h: Likewise.
382 * config/i386/i386-protos.h: Update.
383 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
384 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
385 (legitimate_constant_p): Reject dllimports.
386 (dllimport_map, get_dllimport_decl): New.
387 (legitimize_dllimport_symbol): New.
388 (legitimize_address, ix86_expand_move): Use it.
389 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
390 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
391 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
392 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
393 * config/i386/predicates.md (constant_call_address_operand): Only
394 accept symbols; reject dllimport_p symbols.
395 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
396 i386_pe_maybe_record_exported_symbol.
397 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
398 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
399 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
400 trust the setting of DECL_DLLIMPORT_P.
401 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
402 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
403 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
404 tidy the argument scanning loop.
405 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
406 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
407 (i386_pe_strip_name_encoding): Remove.
408 (i386_pe_binds_local_p): New.
409 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
410 (i386_pe_output_labelref): Remove.
411 (i386_pe_asm_output_aligned_decl_common): New.
412 (i386_pe_maybe_record_exported_symbol): Rename from
413 i386_pe_record_exported_symbol; check for dllexported symbols.
415 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
417 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
418 add comment explaining why vsnprintf cannot be used.
420 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
422 PR tree-optimization/30666
423 * tree.c (build_complex_type): When creating type names for DWARF2
424 debug info, create TYPE_DECLs for TYPE_NAME instead of
426 (build_common_tree_nodes_2): Use build_complex_type when building
427 predefined complex types, to preserve canonical types.
429 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
431 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
432 (noce_get_alt_condition): Look at it to determine whether to
433 reverse the condition or not.
434 (noce_get_condition): Substitute the truth for lies.
435 (noce_find_if_block): Set the then_else_reversed field.
437 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
439 * config/fr30/fr30.md (movdi): Do not accept immediates as the
440 destination of this insn.
441 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
442 than calling gen_rtx_SET directly. Use r0 to hold the value of
443 'address + 4' rather than a stack based temporary which can be
446 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
448 * config/s390/s390.c (s390_secondary_input_reload_class,
449 s390_secondary_output_reload_class): Functions removed.
450 (s390_secondary_reload): New function.
451 (TARGET_SECONDARY_RELOAD): Target macro defined.
452 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
453 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
454 * config/s390/s390.md ("reload_outti", "reload_outdi",
455 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
456 "reload_out<mode>"): Expanders removed.
457 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
458 "reload<mode>_nonoffmem_out"): Expanders added.
460 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
462 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
463 SRC->DEST replacement failed anyway.
465 2007-03-28 Mike Stump <mrs@apple.com>
467 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
468 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
469 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
471 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
473 * config.gcc: Accept barcelona as a variant of amdfam10.
474 * config/i386/i386.c (override_options): Likewise.
475 * doc/invoke.texi: Likewise.
477 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
479 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
480 offsets for BIT_FIELD_REF and COMPONENT_REF.
482 2007-03-28 Richard Guenther <rguenther@suse.de>
484 * tree.c (is_global_var): Move ...
485 * tree-flow-inline.h (is_global_var): ... here.
486 * tree.h (is_global_var): Remove declaration.
488 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
492 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
493 * config/i386/i386.c (ix86_tune_features): Initialize new
495 * config/i386/predicates.md (promotable_binary_operator): Use
496 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
498 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
501 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
503 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
505 * config/fr30/fr30.md (movsi_internal): Change destination
506 constraint from m to V and add m to the end.
508 2007-03-28 Christian Bruel <christian.bruel@st.com>
510 * config/sh/sh.md (movsi_i): Fix type attribute.
512 2007-03-28 Christian Bruel <christian.bruel@st.com>
514 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
515 (movsf_ie): Likewise.
517 2007-03-28 Christian Bruel <christian.bruel@st.com>
519 * config.gcc: Add sh4-300 to multilib.
520 * config/sh/t-mlib-sh4-300: New file.
522 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
524 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
525 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
527 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
528 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
529 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
530 "fixuns_trunctddi2"): Whitespace fix.
532 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
534 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
535 the definition of struct sh_args.
536 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
537 CALL_COOKIE_INT_REG_GET): Likewise.
539 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
541 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
542 transformations are applied successfully.
544 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
546 * tree.c (tree_contains_struct): Permit 512 tree codes.
547 * tree.h (tree_contains_struct): Ditto.
548 (MAX_TREE_CODES): Ditto.
549 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
550 SPARE member to store remaining padding bits.
552 2007-03-27 Anatoly Sokolov <aesok@post.ru>
554 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
557 2007-03-27 Janis Johnson <janis187@us.ibm.com>
559 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
560 * configure: Regenerate.
562 * configure: Regenerate using the correct version of autoconf.
564 2007-03-27 Anatoly Sokolov <aesok@post.ru>
566 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
568 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
569 regs to "__SP_L__" and "__SP_H__".
571 2007-03-27 Richard Guenther <rguenther@suse.de>
573 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
574 computations with it with a HOST_WIDE_INT variable.
576 2007-03-26 Mike Stump <mrs@apple.com>
578 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
579 objective-c-header, objective-c++-header and objc++-cpp-output
581 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
583 2007-03-26 Richard Henderson <rth@redhat.com>
586 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
587 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
588 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
589 IX86_BUILTIN_PSRLQ128): New.
590 (ix86_init_mmx_sse_builtins): Add them.
591 (ix86_expand_builtin): Expand them.
592 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
594 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
595 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
596 _mm_srli_epi64): Mark __B const.
597 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
598 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
599 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
600 new two-vector shift builtins.
602 2007-03-26 Ian Lance Taylor <iant@google.com>
604 PR tree-optimization/31345
605 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
606 [+INF, +INF(OVF)] into VARYING.
608 2007-03-26 Zack Weinberg <zackw@panix.com>
610 * gengtype-parse.c: New file.
611 * gengtype-yacc.y: Delete.
612 * gengtype-lex.l: Don't include gengtype-yacc.h.
613 Define YY_DECL and yyterminate appropriately for recursive
614 descent parser. yylval is now a string out-parameter to yylex.
615 (HWS, EOID): New shorthand.
616 (IWORD): Add a couple more types.
617 (yylex): Add a setup stanza. Remove the complex rules for
618 detecting GTY'ed types and typedefs; replace with simple
619 keyword detectors. Adjust everything for the changed
620 definition of yylval. Ignore all pp-directives, not just #define.
622 (parse_file): Rename yybegin; do not call yyparse.
624 * gengtype.c (xasprintf): Export again.
625 (this_file): New. Use everywhere __FILE__ was being used.
626 (get_lang_bitmap): Special case types defined in gengtype.c.
627 (do_typedef, new_structure): Suppress definition of certain types.
628 (new_structure): Improve diagnostics of duplicate definitions.
629 Make sure location_s is associated with input.h.
630 (nreverse_pairs, define_location_structures): New functions.
631 (main): Improve tagging of kludge types. Remove old kludges
632 for input.h types; use define_location_structures.
633 * gengtype.h: Update prototypes. Define token codes here.
634 * Makefile.in: Remove all references to gengtype-yacc.
635 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
637 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
638 add GTY((skip)) to the field that's only conditionally there.
639 * doc/install.texi: Document that Bison is no longer required
640 unless building treelang.
642 * gengtype.c: Don't include gtyp-gen.h.
643 (srcdir): Declare here.
644 (base_files, lang_dir_names): Allocate dynamically.
645 (gt_files, num_gt_files, num_lang_dirs): New globals.
646 (measure_input_list, read_input_line, read_input_list)
647 (set_lang_bitmap): New functions.
648 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
649 simplify, relying on read_input_list to set up the bitmaps.
650 (main): Arguments are no longer unused. Check for correct number
651 of command line arguments, set srcdir and srcdir_len, then call
652 read_input_list, before doing anything else. No need to worry
653 about duplicates in main loop.
654 * configure.ac: Simplify the calculation of all_gtfiles.
655 Put language tags in there. Don't set or substitute
656 all_gtfiles_files_langs or all_gtfiles_files_frags.
657 * Makefile.in: Revamp the way gengtype is invoked, now that it
658 takes a file on its command line with a much simpler format.
659 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
660 (GTFILES): Remove duplicates and C source files.
661 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
662 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
663 * configure: Regenerate.
665 * gengtype.h: Remove all type definitions to gengtype.c; leave
666 only definitions of options_p, type_p, and pair_p as opaque
667 pointers. Update prototypes.
668 * gengtype.c: Many type definitions moved here from gengtype.h.
669 Consolidate type definitions at the top of the file.
670 (xvasprintf): Delete.
671 (xasprintf): Make static.
672 (create_nested_pointer_option): Add 'next' parameter.
673 (create_field_all, create_field_at): New functions.
674 (create_field): Now a thin wrapper around create_field_all.
675 (create_optional_field): Rename create_optional_field_ and add
676 line argument. Original name is now a macro which supplies
678 (oprintf): Use vsnprintf directly.
679 (close_output_files): Use fatal rather than perror/exit.
680 (note_def_vec, note_def_vec_alloc): Use create_field_at.
681 (main): Set progname. Don't use exit.
682 * gengtype-yacc.y (struct_fields): Use create_field_at.
683 (option, optionseqopt): Delete.
684 (optionseq): Consolidate productions from option here so we
685 can use the first argument to create_option.
687 * gengtype-lex.l: Distinguish unions from structures in the
688 token type. Don't call find_structure; return the tag as a string.
689 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
690 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
691 Reorganize typedef_struct production accordingly.
692 Use create_nested_ptr_option.
693 * gengtype.c (create_nested_ptr_option): New function.
694 * gengtype.h: Declare it.
696 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
697 (string_type): Don't declare.
698 (do_scalar_typedef): Declare.
699 (create_scalar_type): Update prototype.
700 * gengtype.c (string_type): Make static.
701 (scalar_nonchar, scalar_char): New.
702 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
703 (resolve_typedef): Use scalar_nonchar for error recovery.
704 (create_scalar_type): Remove name_len field. Return scalar_char
705 or scalar_nonchar as appropriate.
706 (adjust_field_type): Look at scalar_is_char boolean to decide whether
708 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
710 (main): Initialize scalar_char and scalar_nonchar before calling
712 * gengtype-lex.l: Adjust for removal of second argument to
713 create_scalar_type. Use yylval.s instead of yylval.t when
715 * gengtype-yacc.y: Type of SCALAR is string. Call
716 create_scalar_type from type:SCALAR rule. Adjust for removal of
717 second argument to create_scalar_type.
719 * vec.h: Remove all #if IN_GENGTYPE blocks.
720 Add comment saying that changes may require adjustments to gengtype.
721 * gengtype.c: Don't include coretypes.h or tm.h.
722 Add comment to inclusion of errors.h.
723 (note_def_vec, note_def_vec_alloc): New functions.
724 * gengtype.h: Declare new functions.
725 * gengtype-lex.l: Don't include coretypes.h.
726 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
728 (update_lineno): Remove unnecessary prototype.
729 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
730 (VEC rule): Just return VEC_TOKEN.
731 * gengtype-yacc.y (VEC_TOKEN): New token type.
732 (type): Add a production for VEC(a,b).
733 * Makefile.in: Update dependencies.
735 * gengtype-lex.l: Remove rules for parsing pointer-to-function
736 typedefs that use the old PARAMS macro.
738 * gengtype-lex.l: Remove all rules and states relating to yacc
740 * gengtype-yacc.y: Similarly.
741 * gengtype.c (note_yacc_type): Delete function.
742 * gengtype.h: Update prototypes.
744 2007-03-26 Joseph Myers <joseph@codesourcery.com>
746 * tree-pretty-print.c (dump_generic_node): Report precision of
747 unnamed integer types.
749 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
751 * ifcvt.c (noce_try_store_flag_constants): Don't check
753 (noce_try_store_flag_constants): Don't check no_new_pseudos.
754 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
755 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
756 noce_try_sign_mask): Likewise.
757 (if_convert): Check no_new_pseudos here.
759 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
761 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
762 (noce_get_condition): Handle new then_else_reversed argument.
763 (noce_init_if_info): Remove, fold into noce_find_if_block.
764 (noce_process_if_block): Take a struct noce_if_info as the
765 argument. Don't set up one based on ce_if_info. Update pointer
766 references accordingly.
767 (cond_move_process_if_block): Likewise.
768 (process_if_block): Removed.
769 (find_if_block): Removed. Move functionality two new functions,
770 noce_find_if_block and cond_exec_find_if_block.
771 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
772 blocks and the symmetric IF-ELSE-JOIN case.
773 (cond_exec_find_if_block): Also new function mostly based on old
774 find_if_block and process_if_block.
775 (find_if_header): Replace find_if_block call with separately
776 guarded calls to noce_find_if_block and cond_exec_find_if_block.
777 (find_cond_trap): Update noce_get_condition call.
778 (dead_or_predicable): Likewise.
780 2007-03-26 Jakub Jelinek <jakub@redhat.com>
782 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
784 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
785 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
786 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
787 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
788 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
789 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
790 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
791 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
792 __builtin_ia32_psrad128 builtins.
794 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
796 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
797 * config/i386/constraints.md
798 (define_constraint "I"): Use IN_RANGE macro.
799 (define_constraint "J"): Ditto.
800 (define_constraint "K"): Ditto.
801 (define_constraint "M"): Ditto.
802 (define_constraint "N"): Ditto.
803 (define_constraint "O"): Ditto.
804 * config/i386/predicates.md
805 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
806 (define_predicate "const_0_to_3_operand"): Ditto.
807 (define_predicate "const_0_to_7_operand"): Ditto.
808 (define_predicate "const_0_to_15_operand"): Ditto.
809 (define_predicate "const_0_to_63_operand"): Ditto.
810 (define_predicate "const_0_to_255_operand"): Ditto.
811 (define_predicate "const_1_to_31_operand"): Ditto.
812 (define_predicate "const_2_to_3_operand"): Ditto.
813 (define_predicate "const_4_to_7_operand"): Ditto.
815 2007-03-25 David Edelsohn <edelsohn@gnu.org>
817 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
818 in SImode for save_world.
819 * config/rs6000/altivec.md (save_world, restore_world): Convert to
822 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
824 PR tree-optimization/30784
825 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
828 2007-03-25 Revital Eres <eres@il.ibm.com>
830 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
831 Fold movement_possibility function into it.
833 2007-03-25 David Edelsohn <edelsohn@gnu.org>
835 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
836 (load_macho_picbase_{si,di}): Convert to LR hard reg.
837 (call_indirect_nonlocal_darwin64): Same.
838 (call_nonlocal_darwin64): Same.
839 (call_value_indirect_nonlocal_darwin64): Same.
840 (call_value_nonlocal_darwin64): Same.
841 (sibcall_nonlocal_darwin64): Same.
842 (sibcall_value_nonlocal_darwin64): Same.
843 (sibcall_symbolic_64): Same.
844 (sibcall_value_symbolic_64): Same.
845 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
847 (rs6000_emit_load_toc_table): Same.
848 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
849 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
855 (load_toc_v4_pic_si): Same
856 (load_toc_v4_PIC_1): Same.
857 (load_toc_v4_PIC_1b): Same.
858 (call_indirect_aix{32,64}): Same.
859 (call_value_indirect_aix{32,64}): Same.
862 (call_local{32,64}): Same.
863 (call_value_local{32,64}): Same.
864 (call_indirect_nonlocal_aix{32,64}): Same.
865 (call_nonlocal_aix{32,64}): Same.
866 (call_value_indirect_nonlocal_aix{32,64}): Same.
867 (call_value_nonlocal_aix{32,64}): Same.
868 (call_indirect_nonlocal_sysv<mode>): Same.
869 (call_nonlocal_sysv<mode>): Same.
870 (call_value_indirect_nonlocal_sysv<mode>): Same.
871 (call_value_nonlocal_sysv<mode>): Same.
873 (sibcall_local{32,64}): Same.
874 (sibcall_value_local{32,64}): Same.
875 (sibcall_nonlocal_aix{32,64}): Same.
876 (sibcall_value_nonlocal_aix{32,64}): Same.
877 (sibcall_nonlocal_sysv<mode>): Same.
878 (sibcall_value): Same.
879 (sibcall_value_nonlocal_sysv<mode>): Same.
881 2007-03-24 Paul Brook <paul@codesourcery.com>
883 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
884 * config/arm/linux-eabi.h: Remove legacy syscall hack.
886 2007-03-24 Richard Henderson <rth@redhat.com>
888 * config/ia64/constraints.md: New file.
889 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
890 satisfies_constraint_?.
891 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
892 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
893 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
894 ia64_output_mi_thunk): Likewise.
895 (ia64_const_ok_for_letter_p): Remove.
896 (ia64_const_double_ok_for_letter_p): Remove.
897 (ia64_extra_constraint): Remove.
898 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
899 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
900 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
901 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
902 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
903 EXTRA_MEMORY_CONSTRAINT): Remove.
904 * config/ia64/ia64.md: Include constriants.md. Replace
905 CONST_OK_FOR_? with satisfies_constraint_?.
907 2007-03-23 Michael Meissner <michael.meissner@amd.com>
908 H.J. Lu <hongjiu.lu@intel.com>
910 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
912 (name macros): Use DPD_BID_NAME to convert names properly.
914 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
915 decimal floating point format.
916 (init_floating_libfuncs): Change decimal functions so that they
917 have a "bid_" prefix if the decimal system uses the BID format,
918 and "dpd_" prefix if the decimal system uses the DPD format.
919 (init_interclass_conv_libfuncs): Ditto.
920 (init_intraclass_conv_libfuncs): Ditto.
922 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
923 using the BID format.
925 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
926 whether we are using the BID decimal format.
927 * configure: Regenerate.
929 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
930 the compiler has decimal floating point enabled. Define
931 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
934 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
935 using the BID format.
937 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
938 whether we are using the BID decimal format.
939 * configure: Regenerate.
941 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
942 the compiler has decimal floating point enabled. Define
943 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
946 * doc/install.texi (--enable-decimal-float): Document BID and DPD
947 options, and that it is enabled for i386/x86_64 systems.
949 * Makefile.in (enable_decimal_float): New.
951 (DECNUMINC): Add -I$(DECNUMFMT).
952 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
953 to $(DECNUMFMT) from $(DECNUM).
955 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
956 Substitute enable_decimal_float.
957 * configure: Regenerated.
960 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
963 * configure.ac: Enable decimal float for x86_64-*-linux*.
964 * configure: Regenerated.
967 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
968 decimal128ClearSign to flip and clear the sign bit in decimal128.
969 (decimal_real_maxval): Set decimal128SetSign to set the sign
972 2007-03-23 Ian Lance Taylor <iant@google.com>
974 * fold-const.c (fold_binary): Correct warning for X - c >= X.
976 2007-03-23 Ian Lance Taylor <iant@google.com>
978 * tree-dump.c (dump_files): Correct comment.
980 2007-03-23 Ian Lance Taylor <iant@google.com>
982 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
984 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
986 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
987 in cfglayout mode. Don't go into and out of cfglayout mode.
988 Link the blocks in the order of the constructed traces.
989 (rest_of_handle_tracer): Adjust call to tracer.
990 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
991 Don't go into cfglayout mode.
992 (rtl_loop_done): Don't go out of cfglayout mode.
993 * cfglayout.c (relink_block_chain): New function, split out from...
994 (fixup_reorder_chain): ...here. Remove redundant checking.
995 (cfg_layout_finalize): Don't clear the header, footer, and aux
996 fields here, move the code to do so to relink_block_chain. Likewise
997 for free_original_copy_tables.
998 * rtl.h (tracer): Update prototype.
999 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1000 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1001 mode. Use relink_block_chain to serialize the CFG according to the
1002 new basic block order. Move targetm.cannot_modify_jumps_p check from
1004 (gate_handle_reorder_blocks): ...to here.
1005 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1007 (gate_duplicate_computed_gotos): ...to here.
1008 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1009 something always changes when going into and out of cfglayout mode.
1010 Perform an expensive cfg cleanup while going into cfglayout mode.
1011 Always update liveness information on HAVE_conditional_execution
1012 targets. Reserialize the basic blocks and go out of cfglayout mode.
1013 * reg-stack.c: Include cfglayout.h.
1014 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1015 the call to reorder_basic_blocks.
1016 * basic-block.h (reorder_basic_blocks): Update prototype.
1017 (relink_block_chain): New prototype.
1018 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1020 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1022 * config/mips/mips.md (type, hazard, *movdi_32bit,
1023 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1024 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1025 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1026 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1027 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1029 (movcc): Change first xfer to multi.
1030 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1031 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1032 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1033 config/mips/generic.md: Change reservations using "xfer" to use
1035 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1036 using match_operand.
1037 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1038 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1040 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1042 2007-03-22 Richard Henderson <rth@redhat.com>
1044 * config/i386/i386.c: Remove unnecessary function declarations.
1045 Move targetm definition, and all related macros, to the end of
1046 the file. Resort some functions to put definitions before uses.
1047 (ix86_attribute_table): Make static. Move to end of file.
1048 (ix86_gimplify_va_arg): Make static.
1050 2007-03-22 Richard Henderson <rth@redhat.com>
1052 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1053 don't increase local_regparm with force_align_arg_pointer check.
1054 (ix86_function_sseregparm): Assert 32-bit.
1055 (type_has_variadic_args_p): New.
1056 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1057 type_has_variadic_args_p.
1058 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1059 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1060 use memset instead. Do maybe_vaarg check first; skip attribute
1061 tests if true; skip attribute tests for 64-bit.
1062 (construct_container): Remove TARGET_DEBUG_ARG.
1063 (function_arg_advance_32, function_arg_advance_64): Split out ...
1064 (function_arg_advance): ... from here.
1065 (function_arg_32, function_arg_64): Split out ...
1066 (function_arg): ... from here.
1067 (ix86_pass_by_reference): Tidy.
1068 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1069 (function_value_32): New, from parts of ix86_function_value
1070 and ix86_value_regno.
1071 (function_value_64): New, from parts of ix86_function_value
1072 and ix86_libcall_value.
1073 (ix86_function_value_1): New.
1074 (ix86_function_value, ix86_libcall_value): Use it.
1075 (return_in_memory_32, return_in_memory_64): Split out ...
1076 (ix86_return_in_memory): ... from here.
1077 (ix86_struct_value_rtx): Skip for 64-bit.
1078 (ix86_libcall_value, ix86_value_regno): Remove.
1079 (setup_incoming_varargs_64): Split out ...
1080 (ix86_setup_incoming_varargs): ... from here.
1081 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1082 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1083 * config/i386/i386-protos.h (ix86_function_value): Remove.
1084 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1086 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1089 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1090 infinities not supported, otherwise emit warning if -Woverflow. On
1091 underflow, emit warning if -Woverflow.
1092 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1094 * real.h (real_from_string): Update declaration
1096 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1097 Richard Henderson <rth@redhat.com>
1099 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1100 * calls.c (compute_argument_block_size, expand_call,
1101 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1102 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1103 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1104 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1105 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1106 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1107 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1108 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1111 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1113 * c-incpath.c (add_sysroot_to_chain): New.
1114 (merge_include_chains): Add sysroot argument. Call
1115 add_sysroot_to_chain if sysrooted.
1116 (register_include_chains): Update call to merge_include_chains.
1117 * doc/cppopts.texi: Document use of '=' in include directory
1120 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1123 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1124 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1125 insn pattern using X87MODEF12 mode macro.
1127 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1129 * regmove.c (regmove_optimize): Use reg_mentioned_p
1130 instead of reg_overlap_mentioned_p for DST.
1132 2007-03-21 Mike Stump <mrs@apple.com>
1134 * c.opt: Fixup for Objective-C/C++.
1136 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1138 * explow.c (convert_memory_address): Fold memory reference when
1139 POINTERS_EXTEND_UNSIGNED < 0
1141 2007-03-21 Richard Henderson <rth@redhat.com>
1144 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1145 * config/i386/mmintrin.h (__m64): Likewise.
1146 * config/i386/xmmintrin.h (__m128): Likewise.
1148 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1150 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1151 (VXWORKS_OS_CPP_BUILTINS): Define.
1152 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1153 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1155 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1157 * rtl.h (constant_pool_reference_p): Delete.
1158 (find_constant_src): Declare.
1159 * rtlanal.c (find_constant_src): New function.
1160 * simplify-rtx.c (constant_pool_reference_p): Delete.
1161 * config/i386/i386.md: Use find_constant_src instead of
1162 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1164 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1166 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1167 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1169 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1171 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1172 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1173 (arm_elf_asm_constructor): Use it.
1174 (arm_elf_asm_destructor): New function.
1176 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1178 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1180 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1182 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1184 2007-03-19 Andrew Haley <aph@redhat.com>
1186 PR tree-optimization/31264
1187 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1190 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1192 PR rtl-optimization/30907
1193 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1194 (fwprop_init): Always call loop_optimizer_initialize.
1195 (fwprop_done): Always call loop_optimizer_finalize.
1196 (fwprop): We always have loop info now.
1197 (gate_fwprop_addr): Remove.
1198 (pass_fwprop_addr): Use gate_fwprop as gate.
1200 PR rtl-optimization/30841
1201 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1202 df_chain_alloc): Call df_reorganize_refs unconditionally.
1203 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1204 refs_organized to refs_organized_size.
1205 (df_ref_create_structure): Use refs_organized_size instead of
1206 bitmap_size if refs had been organized, and keep refs_organized_size
1208 * df.h (struct df_ref_info): Change refs_organized to
1209 refs_organized_size.
1210 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1213 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1215 * except.c (output_function_exception_table): Do not reference the
1216 EH personality routine for functions that do not require an
1219 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1222 * c-typeck.c (convert_for_assignment): Call comptypes for
1223 RECORD_TYPE or UNION_TYPE.
1226 * reload1.c (reload): Do invalid ASM checking after
1227 cleanup_subreg_operands.
1229 2007-03-19 Jeff Law <law@redhat.com>
1231 * tree-cfg.c (find_taken_edge): Tighten conditions for
1232 optimizing computed gotos.
1234 2007-03-19 Michael Matz <matz@suse.de>
1236 * builtins.c (expand_builtin_sync_operation,
1237 expand_builtin_compare_and_swap,
1238 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1241 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1242 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1245 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * doc/tm.texi: Add brackets around the return type of
1248 TARGET_SECONDARY_RELOAD.
1250 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1251 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/31254
1254 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1255 Use handled_component_p () where appropriate. Continue
1256 propagating into the rhs if we propagated into an INDIRECT_REF
1259 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1261 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1262 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1263 (xde, xdee): Mode attributes adjusted to support DFP modes.
1264 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1265 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1266 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1267 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1268 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1269 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1270 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1272 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1273 "movsf"): Insn definitions removed.
1274 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1275 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1276 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1278 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1279 "reload_in<mode>", "reload_out<mode>"): Expander added.
1280 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1283 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1285 * config/s390/s390.md: Only non-functional changes. Renamed
1286 FPR mode macro to BFP all over the file.
1288 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1290 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1291 (op_type attribute): RRF instruction type added.
1292 (fT0): New mode attribute.
1293 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1294 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1295 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1296 no secondary memory is needed when moving DFmode values between GPRs
1299 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1301 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1302 inverted and documentation adjusted.
1303 ("mhard-dfp", "msoft-dfp"): New options.
1304 * config/s390/s390.c (s390_handle_arch_option): New architecture
1306 (override_options): Sanity checks for the new options added.
1307 * config.gcc: New architecture switch: z9-ec.
1308 * config/s390/s390.h (processor_flags): PF_DFP added.
1309 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1310 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1311 when the bit is NOT set so remove it from the defaults.
1313 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1315 * genemit.c (main): Print include statement for dfp.h.
1316 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1319 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1321 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1323 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1326 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1329 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1332 attr_length_call, output_call, output_indirect_call): Cleanup
1333 formatting of targetm calls.
1335 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1337 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1339 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1341 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1342 reservation, bypass and anti-bypass descriptions for these instructions.
1343 Update move patterns.
1344 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1347 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1349 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1350 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1351 (get_initial_def_for_reduction): Likewise.
1353 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1355 Fix PR tree-optimization/29922
1356 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1357 (get_representative): Removed.
1358 (value_dies_in_block_x): Update for rvuse removal.
1359 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1360 (compute_antic_aux): Handle when PHI nodes appear in
1361 non-single-successors.
1362 (dump_bitmap_of_names): Removed.
1363 (compute_antic_safe): Renamed and removed rvuse calculation.
1364 Calculate only antic safe.
1365 (insert_into_preds_of_block): Remove assert.
1366 (execute_pre): Update for renamed functions.
1367 (defer_or_phi_translate_block): New function.
1369 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1371 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1372 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1374 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1375 Follow spelling conventions.
1377 * tree-data-ref.h: Remove the prototype for analyze_array.
1379 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1381 PR tree-optimization/31041
1382 * tree-vect-transform.c (get_initial_def_for_induction): Call
1383 force_gimple_operand.
1385 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1387 * ipa-type-escape.c (look_for_casts) : Revert code to use
1388 handled_component_p due to ada test a-numaux.adb.
1390 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1392 * final.c (final_scan_insn): Alter the condition of a
1393 conditional trap if we have nonstandard CC.
1395 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1397 * configure.ac: Remove excess quoting from asm line 0 test.
1398 * configure: Rebuilt.
1400 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1402 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1403 * c-common.c (convert_and_check): Move warning logic to...
1404 (warnings_for_convert_and_check): ...here. Define.
1405 * c-common.h (warnings_for_convert_and_check): Declare.
1407 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1409 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1410 (output_call): Likewise.
1412 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1414 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1416 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1418 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1420 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1423 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1425 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1427 PR tree-optimization/31183
1428 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1429 Use double_int instead of unsigned int for representing access_strides.
1430 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1432 2007-03-16 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/31146
1435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1436 to allow recursion of forward_propagate_addr_expr.
1437 (forward_propagate_addr_into_variable_array_index): Likewise.
1438 (forward_propagate_addr_expr): Likewise.
1439 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1440 (forward_propagate_addr_expr_1): Recurse on simple copies
1441 instead of propagating into them. Do so for useless conversions
1443 (forward_propagate_addr_expr): Clean up unused statements after
1446 2007-03-16 Richard Guenther <rguenther@suse.de>
1448 * builtins.c (expand_builtin_cexpi): Use the right argument
1449 for the expansion via cexp.
1451 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1453 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1454 * configure: Rebuilt.
1456 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1459 * dwarf2out.c (force_type_die): Adjust comment.
1460 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1462 2007-03-15 DJ Delorie <dj@redhat.com>
1464 * config/frv/predicates.md (minmax_operator): Don't check operands
1467 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1469 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1470 Update constant estimates of number of iterations.
1471 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1472 argument renamed to "realistic".
1473 (compute_estimated_nb_iterations): Removed.
1474 (record_niter_bound): New function.
1475 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1476 call record_nonwrapping_iv with upper = false.
1477 (infer_loop_bounds_from_signedness): Pass upper argument to
1478 record_nonwrapping_iv.
1479 (estimate_numbers_of_iterations_loop): Do not call
1480 compute_estimated_nb_iterations. Record estimate based on profile
1481 information. Initialize the constant estimates of number of
1483 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1485 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1486 number of iterations is too small.
1487 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1488 (EST_NOT_AVAILABLE): Removed.
1489 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1490 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1493 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1495 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1496 Handle NE_EXPR guards.
1498 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1501 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1502 Set also -pedantic-errors by default for the preprocessor unless
1503 -fpermissive is given.
1505 2007-03-15 Richard Guenther <rguenther@suse.de>
1509 * builtins.c (expand_builtin_cexpi): As a fallback if we
1510 don't have builtins for sincos or cexp create a function
1511 declaration for cexp and expand to a call to that.
1512 (expand_builtin_int_roundingfn): Always fall
1513 back to floor/ceil and its variants even if they may be
1516 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1519 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1520 jump tables, move the call to delete_dead_jumptables from here...
1521 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1522 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1523 don't allow merging of blocks that try_redirect_by_replacing_jump
1524 also does not handle when not optimizing.
1526 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1527 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1529 * config/i386/i386.md (x86_sahf_1): Correctly handle
1532 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1536 x86_64_general_operand as operand[2] predicate. Remove "iF"
1537 from operand constraints and use "e" constraint instead.
1538 (*subti3_1, *subti3_1 splitter): Ditto.
1539 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1540 operand[1] predicate.
1542 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1544 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1545 arrays, multiply the access strides by the size of the sub-array.
1546 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1548 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1550 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1551 the configured assembler supports the sahf mnemonic.
1552 * configure: Regenerate.
1553 * config.in: Regenerate.
1555 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1556 emit "sahf" or ".byte\t0x9e" as asm template.
1558 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1561 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1562 option to replace hard coded TARGET_xxx in md file.
1563 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1564 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1565 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1566 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1567 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1568 (X86_TUNE_NOT_VECTORMODE): Ditto.
1569 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1570 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1571 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1572 (TUNE_SLOW_IMUL_IMM8): Ditto.
1573 (TUNE_MOVE_M1_VIA_OR): Ditto.
1574 (TUNE_NOT_UNPAIRABLE): Ditto.
1575 (TUNE_NOT_VECTORMODE): Ditto.
1577 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1580 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1581 tuning options instead of hard coded TARGET_xxx.
1582 (fix ssemode peephole2's): Ditto.
1583 (imul peephole2's): Ditto.
1585 (movdi_or_rex64): Ditto.
1586 (move peephole2): Ditto.
1587 (not peephole2's): Ditto.
1589 2007-03-14 Dirk Mueller <dmueller@suse.de>
1591 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1592 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1593 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1595 * c-parser.c (c_parser_do_statement): Warn about empty body in
1597 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1598 * doc/invoke.texi (-Wempty-body): Update documentation.
1600 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1603 * c-common.h (warn_for_div_by_zero): Declare.
1604 * c-common.c (warn_for_div_by_zero): Define.
1605 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1608 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1610 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1611 to PREFIX and STANDARD_PREFIX.
1613 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1614 Phil Edwards <phil@codesourcery.com>
1616 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1617 (__gthread_once_t): Remove busy field for RTPs.
1618 (__GTHREAD_ONCE_INIT): Update accordingly.
1620 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1622 * doc/invoke.texi: Document VxWorks options.
1624 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1626 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1628 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1630 PR tree-optimization/30590
1631 * tree-nrv.c (tree_nrv): Check for the partial update of the
1634 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1636 * flags.h (flag_random_seed): Remove declaration, in favor of...
1637 * toplev.h (get_random_seed, set_random_seed): ... these.
1638 * tree.c (get_file_function_name): Use the former.
1639 * opts.c (common_handle_option): Use the latter.
1642 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1645 * cse.c (cse_find_path): Do not bail out if a basic block that
1646 we already visited now becomes part of a path that starts at a
1647 different basic block. Just disallow this, to make sure we
1648 visit each basic block at most once.
1650 2007-03-13 Jan Hubicka <jh@suse.cz>
1652 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1653 when profile esitmate is present, calls with very low frequency are
1656 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1658 PR tree-optimization/30730
1659 PR tree-optimization/26900
1660 * tree-ssa-loop-niter.c: Include gmp.h.
1662 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1663 split_to_var_and_offset, determine_value_range,
1664 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1665 bound_difference, bounds_add, bounds_negate,
1666 number_of_iterations_ne_max, dump_affine_iv): New functions.
1667 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1668 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1669 difference of initial and final value of control iv to validate
1671 (number_of_iterations_cond): Add loop parameter. Determine bounds
1672 on the difference of the extremes of the control iv. Add dumps.
1673 (expand_simple_operations): Handle phi nodes.
1674 (simplify_using_initial_conditions): Do not record used conditions.
1675 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1676 Do not set additional_info.
1677 (implies_nonnegative_p, implies_ge_p): Removed.
1678 (derive_constant_upper_bound): Do not use parameter `additional'.
1679 (record_estimate): Parameter `additional' removed. Parameter
1680 `i_bound' added. Do not call derive_constant_upper_bound.
1681 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1682 bound the number of iterations estimate.
1683 (estimate_numbers_of_iterations_loop): Pass the estimate from
1684 the number of iterations analysis to record_estimate.
1685 * tree.h (multiple_of_p): Declare.
1686 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1687 (scev_const_prop): Do not check expression_expensive_p.
1688 * fold-const.c (multiple_of_p): Exported.
1689 * double-int.c (double_int_mask): Exported.
1690 * double-int.h (double_int_mask): Declare.
1691 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1692 field. Added max field.
1694 2007-03-13 David Taylor <taylor@candd.org>
1697 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1700 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1703 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1704 two unamed patterns.
1706 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.opt (mcx16, msahf): New options.
1709 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1710 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1712 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1713 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1714 Output -mcx16 and -msahf options when corresponding bit is set.
1716 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1719 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1721 * configure.ac: Test for assembler tolerance to # 0 "".
1722 * configure, config.in: Rebuilt.
1723 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1725 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1727 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1729 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1730 (handle_syscall): Handle direct system calls.
1731 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1733 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1735 * doc/invoke.texi: Fix cpp.info cross-reference.
1736 * doc/passes.texi: Fix gcc.info cross-reference.
1738 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1740 PR tree-optimization/30835
1741 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1742 bb_for_stmt is not NULL before accessing it.
1744 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1746 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1749 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1752 * doc/install.texi: Document --enable-stage1-languages
1754 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1756 * tree-pass.h (pass_into_cfg_layout_mode,
1757 pass_outof_cfg_layout_mode): Declare.
1758 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1759 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1760 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1761 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1763 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1765 * c-decl.c (warn_variable_length_array): New function.
1766 Refactored from grokdeclarator to handle warn_vla
1767 and handle unnamed array case.
1768 (grokdeclarator): Refactored VLA warning case.
1769 * c.opt (Wvla): New flag.
1770 * doc/invoke.texi (Wvla): New warning.
1772 2007-03-12 Richard Henderson <rth@redhat.com>
1774 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1775 (TARGET_SECTION_TYPE_FLAGS): New.
1777 2007-03-12 Richard Henderson <rth@redhat.com>
1779 * config/darwin.c (machopic_reloc_rw_mask): New.
1780 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1781 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1783 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1785 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1786 * cppdefault.h (cpp_PREFIX): Document.
1787 (cpp_PREFIX_len): Likewise.
1788 (cpp_EXEC_PREFIX): New variable.
1789 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1790 * c-incpath.c (add_standard_paths): Correct logic for relocating
1791 paths within prefix.
1793 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1796 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1798 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1799 fix_truncdfdi_sse using SSEMODEF mode macro.
1800 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1801 fix_truncdfsi_sse using SSEMODEF mode macro.
1802 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1803 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1805 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1807 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1810 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1812 * tree.h : Add multiple_of_p declaration.
1813 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1814 * ipa-type-escape.c (results_of_malloc): Redundant.
1815 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1816 (cast_type): Extended with new members.
1817 (check_cast): Returns cast_type.
1818 (cast): New structure for data of walk_use_def_chains.
1819 (is_malloc_result, is_cast_from_non_pointer_1,
1820 is_cast_from_non_pointer,
1821 is_array_access_through_pointer_and_index): New functions.
1822 (look_for_casts): Returns cast types.
1823 (check_call): Returns void.
1824 (okay_pointer_operation): Use support of pointer plus index,
1825 pointer plus constant and allow all multiplications.
1827 2007-03-11 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/31115
1830 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1831 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1832 A shift count of zero is not special as with *_DIV_EXPR.
1833 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1836 2007-03-11 Ian Lance Taylor <iant@google.com>
1838 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1839 the *_DIV_EXPR codes correctly with overflow infinities.
1841 2007-03-11 Ira Rosen <irar@il.ibm.com>
1843 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1844 indicate success/failure of the analysis. Add negation to subtrahend
1845 in case of subtraction. Fail if both operands contain constants.
1846 (create_data_ref): Fail if analyze_offset fails.
1848 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.md (frndintxf2): Rename to ...
1851 (rintxf2): ... this. Remove expander having same name.
1852 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1853 (roundsf2, rounddf2): Ditto.
1854 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1855 (lround<mode>di2, lround<mode>si2): Ditto.
1857 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1859 * lower-subreg.c: Include except.h.
1860 (decompose_multiword_subregs): Verify that the only control flow
1861 insns we can split are loads to multi-words pseudos.
1862 Handle breaking such blocks after splitting, instead of calling
1863 find_many_sub_basic_blocks.
1865 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1866 on the new basic block. Add a lengthy comment explaining why we
1867 thought this was necessary.
1868 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1870 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1873 * tree.c (walk_type_fields): Recurse into the element type of
1874 ARRAY_TYPEs if there is a pointer set.
1876 2007-03-10 Dirk Mueller <dmueller@suse.de>
1878 * c-common.c (warn_logical_operator): Fix condition.
1880 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1882 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1884 * config/darwin.c (machopic_select_section): Remove superfluous
1885 argument in call to categorize_decl_for_section. Remove unused
1888 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1890 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1892 * configure: Regenerate.
1894 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1898 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1899 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1900 Add LABEL_NUSES to emitted label.
1901 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1902 branch probability value to emitted jump insn.
1903 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1904 Do not check life information and do not re-arrange input operands
1905 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1907 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1909 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1910 the change of decode_asm_operands.
1912 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1914 * mode-switching.c (create_pre_exit): Skip blockage insn.
1916 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1918 * tree-pass.h (TODO_update_smt_usage): Remove.
1920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1924 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1926 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1927 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1928 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1931 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1933 * gcc.c: Document %{, in big comment at top.
1934 (input_suffix_matches): Remove special handling for .s and
1936 (input_spec_matches): New.
1937 (handle_braces): Handle %{,.
1938 (validate_switches): ',' indicates a value which is not a switch.
1939 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1940 to detect assembler input.
1941 * config/i386/sol2.h (CPP_SPEC): Likewise.
1942 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1943 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1944 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1945 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1946 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1947 -m64 causes deployment target to default to 10.5.
1948 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1950 2007-03-09 Richard Henderson <rth@redhat.com>
1953 * target.h (targetm.asm.out.reloc_rw_mask): New.
1954 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1955 (TARGET_ASM_OUT): Use it.
1956 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1957 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1958 use the new reloc_rw_mask target hook instead.
1959 (default_section_type_flags_1): Merge into...
1960 (default_section_type_flags): ... here.
1961 (decl_readonly_section_1): Merge into...
1962 (decl_readonly_section): ... here.
1963 (default_elf_select_section_1): Merge into...
1964 (default_elf_select_section): ... here.
1965 (default_unique_section_1): Merge into...
1966 (default_unique_section): ... here.
1967 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1968 (default_select_rtx_section): Use it.
1969 (default_elf_select_rtx_section): Likewise.
1970 * output.h: Update to match.
1971 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1972 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1973 (TARGET_ASM_RELOC_RW_MASK): New.
1974 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1975 to categorize_decl_for_section.
1976 (x86_64_elf_unique_section): Likewise.
1977 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1978 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1979 (TARGET_ASM_RELOC_RW_MASK): New.
1980 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1981 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1982 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1983 (TARGET_RWRELOC): Remove.
1984 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1985 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1986 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1987 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1988 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1989 (rs6000_xcoff_select_section): Use decl_readonly_section.
1990 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1991 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1992 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1993 (TARGET_SECTION_TYPE_FLAGS): Remove.
1994 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1996 2007-03-09 Roger Sayle <roger@eyesopen.com>
1998 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1999 complex constant equality/inequality comparisons for here.
2000 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2001 known at compile-time or can be simplified to a scalar comparison.
2002 (fold_relational_const): Move compile-time evaluation of complex
2003 constant equality/inequality comparisons to here.
2005 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2007 PR rtl-optimization/30643
2008 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2010 (fold_rtx): Recurse, like before 2006-11-03.
2012 2007-03-09 DJ Delorie <dj@redhat.com>
2014 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2017 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2019 PR tree-optimization/30375
2020 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2021 LHS of statements is not the same.
2022 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2024 2007-03-09 Chao-ying Fu <fu@mips.com>
2026 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2028 * doc/invoke.texi (-mdspr2): Document new option.
2029 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2030 New unspec for DSP REV 2.
2031 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2032 these instructions are extended in DSP REV 2.
2033 (mips-dspr2.md): Include.
2034 * config/mips/mips.opt (mdspr2): New option.
2035 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2036 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2037 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2038 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2039 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2040 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2041 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2043 (bdesc_map): Add one field of unsupported_target_flags.
2044 (bdesc_arrays): Update entries to have extra fields. Add
2046 (mips_init_builtins): Initialize new function types.
2047 Check unsupported_target_fileds to filter out builtins.
2048 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2050 (ASM_SPEC): Pass mdspr2 to the assembler.
2051 * config/mips/mips-dspr2.md: New file.
2053 2007-03-09 Sa Liu <saliu@de.ibm.com>
2055 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2057 2007-03-09 Ian Lance Taylor <iant@google.com>
2059 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2060 argument) like -Wstrict-overflow=2.
2061 * doc/invoke.texi (Warning Options): Update documentation.
2063 2007-03-09 Dirk Mueller <dmueller@suse.de>
2066 * doc/invoke.texi (-Wlogical-op): Document.
2067 * common.opt (-Wlogical-op): New.
2068 * c-common.h (warn_logical_operator): Declare.
2069 * c-common.c (warn_logical_operator): Define.
2070 * c-typeck.c (parser_build_binary_op): Call
2071 warn_logical_operator.
2073 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2075 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2076 * final.c (final_scan_insn): Test for non-"" file name.
2078 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2080 * doc/loop.texi: Document the Omega linear constraints solver.
2081 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2082 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2083 omega-hash-table-size, omega-max-keys, and
2084 omega-eliminate-redundant-constraints.
2085 * tree-pass.h (pass_check_data_deps): Declared.
2088 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2089 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2090 pass_check_data_deps): New.
2091 * tree-data-ref.c (init_data_ref): Remove declaration.
2092 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2093 (analyze_array): Renamed init_array_ref, move up initializations.
2094 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2095 Removed arguments that are set to NULL.
2096 (analyze_indirect_ref): Correct indentation, correct call to
2098 (object_analysis): Call init_array_ref instead of analyze_array.
2099 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2100 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2101 of DR_ACCESS_FNS_ADDR.
2102 (init_omega_eq_with_af, omega_extract_distance_vectors,
2103 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2104 ddr_consistent_p): New.
2105 (compute_affine_dependence): Check consistency of ddrs when
2106 flag_check_data_deps is passed.
2107 (analyze_all_data_dependences): Uncomment.
2108 (tree_check_data_deps): New.
2109 * tree-data-ref.h: Include omega.h.
2110 (DR_ACCESS_FNS_ADDR): Removed.
2111 (data_dependence_relation): Add inner_loop.
2112 (DDR_INNER_LOOP): New.
2113 * common.opt (fcheck-data-deps): New.
2114 * tree-flow.h (tree_check_data_deps): Declare.
2115 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2116 (OBJS-common): Depend on omega.o.
2118 * passes.c (pass_check_data_deps): Scheduled.
2119 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2120 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2121 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2122 PARAM_VECT_MAX_VERSION_CHECKS,
2123 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2125 2007-03-09 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/30904
2129 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2130 the same way as *_DIV_EXPR.
2132 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2134 * recog.c (decode_asm_operands): No mixed declarations and code.
2136 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2138 * rtl.def (ASM_INPUT): Add location.
2139 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2140 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2141 (decode_asm_operands): Add loc operand.
2142 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2143 * stmt.c (expand_asm): Rename to...
2144 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2145 gen_rtx_ASM_INPUT_loc.
2146 (expand_asm_expr): Adjust.
2147 * recog.c (decode_asm_operands): Add loc operand.
2148 (check_asm_operands, extract_insn): Adjust.
2149 * reload1.c (maybe_fix_stack_asms): Likewise.
2150 * final.c (asm_insn_count): Likewise.
2151 (final_scan_insn): Output # line before and after asm.
2153 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2155 * tree-ssa-structalias.c (variable_info): Remove
2157 (new_var_info): Ditto.
2158 (shared_bitmap_info_t): New structure.
2159 (shared_bitmap_table): New variable.
2160 (shared_bitmap_hash): New function.
2161 (shared_bitmap_eq): Ditto
2162 (shared_bitmap_lookup): Ditto.
2163 (shared_bitmap_add): Ditto.
2164 (merge_smts_into): Change to take bitmap directly.
2165 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2166 (init_alias_vars): Init shared bitmap hashtable.
2167 (delete_points_to_sets): Delete shared bitmap hashtable.
2168 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2169 is_aliased removal as a change that was still necessary was
2172 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.h (override_options): Conditionally disable
2175 x86_sahf for 64bit targets only.
2177 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2180 * c-decl.c (merge_decls): Don't call make_var_volatile.
2181 * varasm.c (make_var_volatile): Remove.
2182 * output.h (make_var_volatile): Remove.
2184 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2186 PR tree-optimization/31085
2187 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2189 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2191 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2192 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2193 ATTR_CONST_NOTHROW_LIST.
2195 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2198 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2200 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2202 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2205 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2207 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2208 passed, use shared libgcc.
2210 2007-03-08 Roger Sayle <roger@eyesopen.com>
2212 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2213 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2214 (honor_protect_cleanup_actions, lower_try_finally_switch):
2216 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2217 ifc_temp_var): Likewise.
2218 * tree-inline.c (setup_one_parameter): Likewise.
2219 * tree-mudflap.c (mf_decl_cache_locals,
2220 mf_build_check_statement_for): Likewise.
2221 * tree-nested.c (init_tmp_var, save_tmp_var,
2222 finalize_nesting_tree_1): Likewise.
2223 * tree-outof-ssa.c (insert_copy_on_edge,
2224 insert_backedge_copies): Likewise.
2225 * tree-profile.c (tree_gen_edge_profiler,
2226 tree_gen_ic_profiler): Likewise.
2227 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2228 * tree-sra.c (sra_build_assignment): Likewise.
2229 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2230 * tree-ssa-math-opts.c (insert_reciprocals,
2231 execute_cse_sincos_1): Likewise.
2232 * tree-tailcall.c (adjust_accumulator_values,
2233 adjust_return_value): Likewise.
2234 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2235 * tree-vect-transform.c (vect_create_data_ref_ptr,
2236 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2237 vect_create_epilog_for_reduction, vectorizable_reduction,
2238 vectorizable_call, vectorizable_conversion,
2239 vectorizable_assignment, vectorizable_operation,
2240 vectorizable_type_demotion, vect_gen_widened_results_half,
2241 vect_permute_store_chain, vectorizable_store,
2242 vect_setup_realignment, vect_permute_load_chain,
2243 vectorizable_load, vectorizable_condition,
2244 vect_create_cond_for_align_checks): Likewise.
2245 * tree-vrp.c (build_assert_expr_for): Likewise.
2247 2007-03-08 Ian Lance Taylor <iant@google.com>
2249 * tree-vrp.c: Include "intl.h".
2250 (usable_range_p): New static function.
2251 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2252 overflowed values, juts set *strict_overflow_p.
2253 (compare_values): Only return -2 if one of the operands is not a
2255 (compare_ranges): Call usable_range_p.
2256 (compare_range_with_value): Likewise.
2257 (vrp_evaluate_conditional_warnv): Rename from
2258 vrp_evaluate_conditional. Make static. Change all callers.
2259 (vrp_evaluate_conditional): New function.
2260 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2262 (simplify_abs_using_ranges): Likewise.
2263 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2264 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2265 within_stmt parameter.
2266 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2267 vrp_evaluate_conditional.
2268 * tree-ssa-threadedge.c
2269 (record_temporary_equivalences_from_stmts_at_dest): Change
2270 simplify parameter to take a second tree parameter.
2271 (simplify_control_stmt_condition): Likewise.
2272 (thread_across_edge): Likewise.
2273 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2274 (thread_across_edge): Likewise.
2275 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2277 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2279 * config/i386/i386.h (TARGET_SAHF): New define.
2280 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2281 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2282 (x86_sahf): New global variable.
2283 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2284 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2285 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2286 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2288 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2289 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2290 when expanding fcomi/sahf based tests.
2291 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2292 expanding sahf based alternative. Emit sahf based sequence when
2293 optimizing for code size.
2294 * config/i386/i386.md (x86_sahf_1): Do not disable for
2295 TARGET_64BIT, enable for TARGET_SAHF.
2297 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2299 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2300 spurious whitespace from error message.
2302 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2305 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2307 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2309 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2311 * tree-sra.c (instantiate_element): Propagate disabled warnings
2312 from the element itself to the created variable.
2314 2007-03-07 Richard Henderson <rth@redhat.com>
2317 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2318 silently fix up the stack in the case of a missing register.
2320 2007-03-07 Paul Brook <paul@codesourcery.com>
2322 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2324 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2326 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2328 (phase1_vrs): Use them.
2329 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2330 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2331 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2332 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2333 __gnu_Unwind_Restore_WMMXC if required.
2334 (_Unwind_VRS_Pop): Implement iWMMXt support.
2335 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2336 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2337 gnu_Unwind_Save_WMMXC): Define.
2339 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2341 * config/vxworks.h (vxworks_override_options): Declare.
2342 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2343 * config/vxworks.c: Include target.h and toplev.h.
2344 (vxworks_override_options): New function.
2345 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2347 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2349 * config/s390/s390.c (override_options): Don't emit an error when
2350 -mstack-size is used without providing -mstack-guard.
2351 (s390_emit_prologue): Choose stack_guard value automatically if not
2352 provided via command line.
2353 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2355 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2357 * config/i386/i386.c (output_set_got): Add a GOT initialization
2358 sequence for VxWorks PIC.
2359 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2360 around labels as well as symbols. Use gotoff_operand instead
2361 of local_symbolic_operand.
2362 (legitimize_pic_address): Use gotoff_operand instead of
2363 local_symbolic_operand. Use @GOT accesses for labels as
2365 (ix86_output_addr_diff_elt): Use PC-relative rather than
2366 GP-relative offsets for VxWorks PIC.
2367 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2368 no_new_pseudos. Check whether the returned register is op0.
2369 * config/i386/i386.md (tablejump): Use PC-relative rather than
2370 GP-relative offsets for VxWorks PIC.
2371 * config/i386/predicates.md (gotoff_operand): New predicate.
2373 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2375 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2377 * config/vxworks-dummy.h: New file.
2378 * config/i386/i386.h: Include it.
2380 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2382 * dwarf2out.c (is_inlined_entry_point): New
2383 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2384 DW_AT_ranges if the first subblock is the entry point.
2386 2007-03-06 David Daney <ddaney@avtrex.com>
2388 * doc/install.texi (mips-*-*): Change recommended binutils
2391 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2393 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2394 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2396 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2397 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2399 2007-03-06 Jan Hubicka <jh@suse.cz>
2401 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2402 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2404 (probably_cold_bb_p): Cold functions are cold.
2405 (probably_never_executed_bb_p): Cold functions are cold.
2406 (tree_bb_level_predictions): Predict calls to cold functions as not
2408 (compute_function_frequency): Check hot/cold attributes.
2409 * function.h (function_frequency): Update comments.
2410 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2411 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2412 (c_common_att): Add cold and hot.
2414 * doc/extend.texi (hot,cold attributes): Document.
2416 2007-03-06 Andrew Haley <aph@redhat.com>
2418 * function.c (expand_function_end): Move blockage to just after we
2419 emit the label for the naked return from the function.
2421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2423 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2426 2007-03-06 Jan Hubicka <jh@suse.cz>
2428 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2429 loaded for constant large models. Non-large 64bit PIC can do.
2430 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2431 * cmodel.h: Add LARGE PIC.
2432 * i386.md (UNSPEC_PLTOFF): New.
2433 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2435 (*call_1_rex64): Disable for large models.
2436 (*call_1_rex64_large): New.
2437 (*call_value_1_rex64): Disable for large models.
2438 (*call_value_1_rex64_large): New.
2439 (set_rip_rex4): New.
2440 (set_got_offset_rex64): New.
2441 * predicates.md (constant_call_address_operand): For large model
2442 constant calls are not possible.
2443 * i386-protos.h (construct_plt_address): Declare.
2444 * i386.c (override_options): Accept large models.
2445 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2446 (legitimate_constant_p): Add new UNSPECs.
2447 (legitimate_pic_operand_p): Likewise.
2448 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2449 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2451 (output_pic_addr_const): Add PLTOFF.
2452 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2453 (ix86_expand_move): Legitimize pic address when in PIC mode.
2454 (construct_plt_address): New function.
2455 (ix86_expand_call): Offload the address to register and use GOT pointer
2457 * invoke.texi (mcmodel=large): Update documentation.
2459 2007-03-06 Richard Henderson <rth@redhat.com>
2461 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2462 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2463 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2464 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2465 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2466 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2467 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2468 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2469 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2470 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2471 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2472 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2473 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2474 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2475 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2476 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2477 x86_schedule, x86_use_bt, x86_pad_returns,
2478 x86_use_xchgb): Merge into ...
2479 (ix86_tune_features): ... here. New array.
2480 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2481 x86_bswap): Merge into ...
2482 (ix86_arch_features): ... here. New array.
2483 (x86_3dnow_a): Remove.
2484 (x86_accumulate_outgoing_args): Make static.
2485 (x86_arch_always_fancy_math_387): Make static.
2486 (ix86_tune_mask, ix86_arch_mask): Move ...
2487 (override_options): ... to local variables here. Apply the
2488 appropriate mask to each element of ix86_arch_features and
2489 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2490 as were done in the old macros.
2491 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2492 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2493 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2494 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2495 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2496 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2497 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2498 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2499 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2500 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2501 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2502 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2503 x86_accumulate_outgoing_args, x86_prologue_using_move,
2504 x86_epilogue_using_move, x86_decompose_lea,
2505 x86_arch_always_fancy_math_387, x86_shift1,
2506 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2507 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2508 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2509 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2510 x86_use_incdec, x86_pad_returns, x86_bswap,
2511 x86_partial_flag_reg_stall): Remove.
2512 (enum ix86_tune_indices): New.
2513 (ix86_tune_features): New.
2514 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2515 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2516 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2517 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2518 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2519 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2520 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2521 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2522 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2523 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2524 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2525 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2526 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2527 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2528 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2529 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2530 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2531 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2532 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2533 TARGET_EXT_80387_CONSTANTS): Use it.
2534 (enum ix86_arch_indices): New.
2535 (ix86_arch_features): New.
2536 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2537 TARGET_BSWAP): Use it.
2538 (ix86_tune_mask, ix86_arch_mask): Remove.
2540 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2543 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2544 Define using $${sysroot_headers_suffix}.
2545 * configure: Regenerate.
2546 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2547 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2549 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2550 * gcc.c (print_sysroot_headers_suffix): New.
2551 (option_map): Include --print-sysroot-headers-suffix.
2552 (display_help): Mention -print-sysroot-headers-suffix.
2553 (process_command): Handle -print-sysroot-headers-suffix.
2554 (do_spec_1): Append multilib directory to include-fixed path if
2555 sysroot suffixes in use.
2556 (main): Handle -print-sysroot-headers-suffix.
2557 * Makefile.in (start.encap): Don't depend on xlimits.h
2558 (xlimits.h): Remove.
2559 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2560 limits.h for each multilib in fixinc_list.
2561 (fixinc_list, s-fixinc_list): New.
2562 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2563 generate them for each multilib in fixinc_list.
2564 (stmp-fixproto): Use include-fixed. Run fixproto for each
2565 multilib in fixinc_list.
2566 (mostlyclean): Don't remove xlimits.h.
2567 (clean): Remove include-fixed.
2568 (real-install-headers-tar, real-install-headers-cpio,
2569 real-install-headers-cp): Don't copy include, only include-fixed.
2570 (install-mkheaders): Depend on fixinc_list. Don't depend on
2571 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2572 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2573 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2575 2007-03-06 Jan Hubicka <jh@suse.cz>
2577 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2582 * configure.ac: Allow tm_file to contain build-directory files.
2583 * configure: Regenerate.
2584 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2585 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2586 * config/m68k/print-sysroot-suffix.sh: New file.
2588 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2590 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2591 of pic_offset_table_rtx if reload_completed.
2592 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2593 PIC_OFFSET_TABLE_REGNUM.
2594 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2596 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2597 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2601 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2602 functions that call eh_return.
2604 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2606 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2607 functions that need a constant pool.
2609 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2612 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2613 (m68k_preferred_reload_class): Likewise.
2614 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2615 (SECONDARY_RELOAD_CLASS): Define.
2616 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2617 (LIMIT_RELOAD_CLASS): Delete.
2618 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2619 registers from storing bytes.
2620 (m68k_secondary_reload_class): New function.
2621 (m68k_preferred_reload_class): Likewise.
2623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2625 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2627 (m68k_expand_prologue): Likewise.
2629 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2631 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2632 (mips_expand_epilogue): Add a bool parameter.
2633 (m68k_legitimize_sibcall_address): Declare.
2634 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2635 (m68k_expand_epilogue): Add a parameter to select between sibling
2636 and normal epilogues. Only generate a return for the latter.
2637 (m68k_ok_for_sibcall_p): New function.
2638 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2639 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2640 (sibcall_value, *sibcall_value): Likewise.
2641 (*call, *call_value): Require !SIBLING_CALL_P.
2642 (epilogue): Update call to m68k_expand_epilogue.
2643 (sibcall_epilogue): New pattern.
2644 * config/m68k/predicates.md (const_call_operand): Say that this
2645 predicate applies to sibling calls too.
2646 (sibcall_operand): New predicate.
2648 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2650 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2651 alternatives as movsi_cf.
2652 (movsf_cf_hard): Add commentary.
2654 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2655 Richard Sandiford <richard@codesourcery.com>
2657 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2658 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2659 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2660 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2661 as being live on exit from an interrupt function.
2662 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2663 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2664 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2665 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2666 (m68k_interrupt_function_p): Globalize.
2667 (m68k_compute_frame_layout): Remove reverse mask code.
2668 (m68k_emit_movem, m68k_set_frame_related): New functions.
2669 (m68k_output_function_prologue): Delete in favor of...
2670 (m68k_expand_prologue): ...this new function.
2671 (m68k_output_function_epilogue): Delete in favor of...
2672 (m68k_expand_epilogue): ...this new function.
2673 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2675 (print_operand): Handle %?.
2676 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2677 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2678 (prologue, epilogue): New patterns.
2679 (return): Turn into a define_expand.
2680 (*return): New pattern, derived from old "return" pattern. Use rte
2681 rather than rts for interrupt functions. Only use rtd if the pop
2683 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2684 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2685 (link, *link, unlink, *unlink, load_got): Likewise.
2687 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2691 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2692 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2693 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2694 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2695 and m68k_matches_u_p.
2696 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2697 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2698 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2699 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2700 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2701 (REG_STRICT_P): New macro.
2702 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2703 PCREL_GENERAL_OPERAND_OK.
2704 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2705 m68k_legitimate_base_reg_p.
2706 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2707 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2708 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2709 * config/m68k/m68k.c (m68k_address): New structure.
2710 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2711 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2712 (m68k_jump_table_ref_p, m68k_decompose_address)
2713 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2714 (m68k_matches_u_p): New functions.
2715 (print_operand_address): Rewrite to use m68k_decompose_index.
2717 2007-03-05 David Taylor <dtaylor@emc.com>
2719 * gcc.c: Correct copyright date in --version output.
2721 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2723 * pa.md: In unamed move patterns, disparge copies between general
2724 and floating point registers using '?' modifier. Don't include 'f'
2725 constraint for register preferences in DImode, SImode, HImode and
2726 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2727 Remove constraints for copies between general and floating registers
2728 in soft-float DFmode pattern.
2729 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2733 2007-03-05 Mike Stump <mrs@apple.com>
2735 * c-common.c (targetcm): Add.
2736 * c-opts.c (c_common_handle_option): Handle language specific
2738 * opts.c (handle_option): Verify language for target options, if
2740 * opth-gen.awk: Add CL_LANG_ALL.
2741 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2742 (TARGETCM_INITIALIZER): Add.
2743 * target.h (struct gcc_targetcm): Add.
2745 * targhooks.c (default_handle_c_option): Add.
2746 * targhooks.h (default_handle_c_option): Add.
2747 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2749 * config/darwin.opt (iframework): Add.
2750 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2751 * config/darwin-c.c (handle_c_option): Add.
2752 (TARGET_HANDLE_C_OPTION): Add.
2754 * doc/invoke.texi (Darwin Options): Add -iframework.
2756 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2758 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2761 2007-03-05 Ian Lance Taylor <iant@google.com>
2763 * c.opt (fgnu89-inline): New option.
2764 * c-opts.c (c_common_post_options): Set default value for
2766 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2767 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2769 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2770 (grokdeclarator, start_function): Likewise.
2771 * c-cppbuiltin.c (c_cpp_builtins): Define either
2772 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2773 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2774 (C Dialect Options): Document -fgnu89-inline.
2775 * doc/extend.texi (Function Attributes): Explain what the
2776 gnu_inline attribute does.
2777 * doc/cpp.texi (Common Predefined Macros): Document
2778 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2780 2007-03-05 Ian Lance Taylor <iant@google.com>
2782 PR tree-optimization/31034
2783 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2784 half-range if the other side is an overflow infinity.
2786 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2788 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2789 (bfin*-linux-uclibc*): New configuration.
2790 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2792 * config/bfin/linux.h: New file.
2793 * config/bfin/libgcc-bfin.ver: New file.
2794 * config/bfin/t-bfin-uclinux: New file.
2795 * config/bfin/t-bfin-linux: New file.
2796 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2797 (TARGET_OS_CPP_BUILTINS): New macro.
2799 2007-03-05 Richard Guenther <rguenther@suse.de>
2801 * fold-const.c (fold_binary): Remove duplicate folding
2802 of comparison of non-null ADDR_EXPR against null.
2804 2007-03-05 Richard Guenther <rguenther@suse.de>
2805 Dorit Nuzman <dorit@il.ibm.com>
2807 PR tree-optimization/26420
2808 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2809 are no loops in the function. Only print the number of
2810 vectorized loops if it is greater than zero or we are supposed
2811 to print information about unvectorized loops.
2813 2007-03-05 Revital Eres <eres@il.ibm.com>
2815 * gcc.dg/var-expand1.c: New test.
2816 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2817 when an accumulator is expanded.
2819 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2822 * c-common.c (convert_and_check): Don't give warnings for
2823 conversion if 'expr' already overflowed.
2825 2007-03-04 Roger Sayle <roger@eyesopen.com>
2828 * fold-const.c (fold_comparison): Enforce type consistency when
2829 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2831 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2833 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2834 containing a cast to the base of TARGET_MEM_REF.
2836 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2838 * tree.c (tree_contains_struct_check_failed): Remove spurious
2839 whitespace from error message.
2841 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2844 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2845 instead of precision.
2847 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2848 Nathan Sidwell <nathan@codesourcery.com>
2850 * emit-rtl.c (find_auto_inc): New.
2851 (try_split): recreate REG_INC notes,
2852 Use regular for loops rather than whiles.
2854 2007-03-03 Andreas Schwab <schwab@suse.de>
2856 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2857 * configure: Regenerate.
2859 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2861 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2862 flag_rounding_math, not flag_unsafe_math_optimizations.
2864 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2866 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2867 alpha_fold_vector_minmax): Likewise.
2868 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2869 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2871 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2873 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2874 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2875 if the lhs has side-effects.
2876 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2878 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2880 * config/i386/i386.h (TUNEMASK): Remove define.
2881 (ARCHMASK): Remove define.
2882 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2883 Use ix86_arch_mask variable instead of ARCHMASK.
2884 * config/i386/i386.c (override_options): Ditto.
2885 (standard_80387_constant_p): Ditto.
2887 2007-03-02 Ian Lance Taylor <iant@google.com>
2889 Used signed infinities in VRP.
2890 * tree-vrp.c (uses_overflow_infinity): New static function.
2891 (supports_overflow_infinity): New static function.
2892 (make_overflow_infinity): New static function.
2893 (negative_overflow_infinity): New static function.
2894 (positive_overflow_infinity): New static function.
2895 (is_negative_overflow_infinity): New static function.
2896 (is_positive_overflow_infinity): New static function.
2897 (is_overflow_infinity): New static function.
2898 (overflow_infinity_range_p): New static function.
2899 (compare_values_warnv): New function split out of compare_values.
2900 (compare_value): Call it.
2901 (set_value_range_to_nonnegative): Add overflow_infinity
2902 parameter. Change caller.
2903 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2905 (vrp_expr_computes_nonzero): Likewise.
2906 (compare_ranges, compare_range_with_value): Likewise.
2907 (compare_name_with_value, compare_names): Likewise.
2908 (vrp_evaluate_conditional): Likewise.
2909 (set_value_range): Handle infinity
2910 (vrp_operand_equal_p, operand_less_p): Likewise.
2911 (extract_range_from_assert): Likewise.
2912 (vrp_int_const_binop): Likewise.
2913 (extract_range_from_binary_expr): Likewise.
2914 (extract_range_from_unary_expr): Likewise.
2915 (extract_range_from_comparison): Likewise.
2916 (extract_range_from_expr): Likewise.
2917 (dump_value_range): Likewise.
2918 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2919 (test_for_singularity): Likewise.
2920 (vrp_int_const_binop): Remove inline qualifier.
2921 (adjust_range_with_scev): Add comment.
2922 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2924 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2926 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2927 (get_constraint_for): Likewise.
2928 (do_structure_copy): Likewise.
2929 (find_func_aliases): Fix references to MODIFY_EXPR.
2930 (intra_create_variable_infos): Tidy.
2931 * tree-ssa-operands.c (add_virtual_operand): Add argument
2933 When adding members of alias sets, if IS_CALL_SITE is true and
2934 the symbol is not call-clobbered, skip it.
2937 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2939 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2940 entry by means of emit_insn_at_entry.
2942 2007-03-02 Richard Henderson <rth@redhat.com>
2944 * expr.h (promoted_input_arg): Remove decl.
2945 * function.c (promoted_input_arg): Merge into ...
2946 * combine.c (setup_incoming_promotions): ... only caller.
2947 Rearrange to avoid double loop.
2949 2007-03-02 Ben Elliston <bje@au.ibm.com>
2950 Peter Bergner <bergner@vnet.ibm.com>
2951 Janis Johnson <janis187@us.ibm.com>
2953 * config/rs6000/dfp.md: New file.
2954 * config/rs6000/rs6000.md: Include dfp.md.
2955 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2956 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2957 and TDmode decimal float modes in FP registers.
2958 (num_insns_constant): Likewise.
2959 (rs6000_legitimate_offset_address_p): Likewise.
2960 (rs6000_legitimize_address): Likewise.
2961 (rs6000_legitimize_reload_address): Likewise.
2962 (rs6000_legitimate_address): Likewise.
2963 (rs6000_emit_move): Likewise.
2964 (function_arg_boundary): Likewise.
2965 (function_arg_advance): Likewise.
2966 (rs6000_darwin64_record_arg_recurse): Likewise.
2967 (function_arg): Likewise.
2968 (rs6000_gimplify_va_arg): Likewise.
2969 (rs6000_split_multireg_move): Likewise.
2970 (rs6000_output_function_epilogue): Likewise.
2971 (rs6000_output_function_epilogue): Likewise.
2972 (rs6000_register_move_cost): Likewise.
2973 (rs6000_function_value): Likewise.
2974 (rs6000_libcall_value): Likewise.
2976 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2978 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2980 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2982 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2983 Use $MULTIDIR to choose between the kernel and RTP headers,
2984 and use $WIND_BASE and $WIND_USR to locate them.
2986 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.c (override_options): Put initialization of
2989 ix86_tune_mask and ix86_arch_mask to the correct place.
2991 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2992 Michael Meissner <michael.meissner@amd.com>
2995 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2997 (TARGET_CMOVE): Use ARCHMASK.
2998 (TARGET_CMPXCHG): Ditto.
2999 (TARGET_CMPXCHG8B): Ditto.
3000 (TARGET_XADD): Ditto.
3001 (TARGET_BSWAP): Ditto.
3002 * config/i386/i386.c (ix86_tune_mask): New global variable.
3003 (ix86_arch_mask): Ditto.
3004 (override_options): Initialize ix86_tune_mask and
3005 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3008 2007-03-02 Ben Elliston <bje@au.ibm.com>
3011 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3013 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3015 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3016 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3017 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3018 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3020 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3021 rs6000_init_dwarf_reg_sizes_extra): New.
3022 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3023 SPE register high parts.
3025 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3027 * Makefile.in: Add install-pdf target as
3028 copied from automake v1.10 rules.
3029 * configure.ac: Add install-pdf to target list.
3030 * configure: Regenerate.
3032 2007-03-01 Paul Brook <paul@codesourcery.com>
3034 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3035 modes to LDRD for DImode.
3036 (output_move_double): Fixup out of range ldrd/strd.
3037 (vfp_secondary_reload_class): Rename...
3038 (coproc_secondary_reload_class): ... to this. Add wb argument.
3039 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3040 coproc_secondary_reload_class for CLASS_IWMMXT.
3041 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3042 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3044 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3046 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3047 factor by the estimated number of iterations.
3048 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3051 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3052 decode_caches_intel, detect_caches_intel): New functions.
3053 (host_detect_local_cpu): Use detect_caches_amd and
3054 detect_caches_intel.
3056 2007-03-01 Richard Henderson <rth@redhat.com>
3058 * expr.c (emit_move_complex_push): Export.
3059 (emit_move_complex_parts): Split out from ...
3060 (emit_move_complex): ... here.
3061 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3062 * config/i386/i386.md (movcdi): New.
3064 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3067 size of mode1 to check for tieable modes in MMX case.
3069 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3071 * Makefile.in (rtlanal.o): Depend on tree.h.
3072 * rtl.h (offset_within_section_p, split_const): Declare.
3073 * rtlanal.c: Include tree.h.
3074 (offset_within_block_p): New function, taken from
3075 mips_offset_within_object_p.
3076 (split_const): New function, taken from mips_split_const.
3077 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3079 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3080 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3081 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3082 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3083 (m68k_illegitimate_symbolic_constant_p): New function.
3084 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3085 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3086 symbolic constant that might be outside the symbol's section,
3087 move the symbol first and then add the offset.
3088 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3090 * config/mips/mips.c (mips_split_const): Delete.
3091 (mips_offset_within_object_p): Delete.
3092 (mips_symbolic_constant_p): Use offset_within_section_p and
3093 split_const instead of mips_offset_within_object_p and
3095 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3096 (mips_legitimize_const_move, print_operand_reloc)
3097 (mips_dangerous_for_la25_p): Use split_const instead of
3100 2007-02-28 Eric Christopher <echristo@apple.com>
3102 * Makefile.in (install-include-dir): Don't rm -rf include.
3104 2007-02-28 Richard Guenther <rguenther@suse.de>
3107 * fold-const.c (fold_binary): Do not associate expressions
3108 with more than one variable for integer types that do not wrap.
3110 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3112 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3113 Delete, and replace with...
3114 (fold_builtin_call_array): This. Update callers to use it.
3115 * fold-const.c (fold_build_call_list): Delete, and replace with...
3116 (fold_build_call_array): This.
3117 (fold_build_call_list_initializer): Delete, and replace with...
3118 (fold_build_call_array_initializer): This.
3119 * tree.h: Update declarations to reflect above changes.
3121 * c-typeck.c (build_function_call): Store converted arguments
3122 in a stack-allocated array instead of building a list.
3123 (convert_arguments): Store arguments in the array passed in as an
3124 argument, and return the actual number of arguments.
3125 * c-format.c: (check_function_format): Pass arguments in an
3126 array instead of a list.
3127 * c-common.c (check_function_nonnull): Likewise.
3128 (check_function_sentinel): Likewise.
3129 (check_function_arguments): Likewise.
3130 * c-common.h: Update declarations to reflect above changes.
3132 2007-02-28 Jan Hubicka <jh@suse.cz>
3134 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3135 PRED_NEGATIVE_RETURN): Update outcomes.
3137 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3139 * calls.c (emit_library_call_value_1): Handle partial registers
3140 correctly when building up CALL_INSN_FUNCTION_USAGE.
3142 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3144 * pa/predicates.md (move_src_operand): Allow zero for mode.
3145 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3148 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3151 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3152 *movv2df_internal): Enable pattern only for valid operand
3154 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3155 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3157 2007-02-27 Mike Stump <mrs@apple.com>
3159 * config/darwin-crt3.c: Avoid compilation when compiling for a
3162 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3164 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3166 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3167 for fixed headers and limits.h.
3168 (install-include-dir, install-headers-tar, install-headers-cpio,
3169 install-headers-cp, real-install-headers-tar,
3170 real-install-headers-cpio, real-install-headers-cp): Handle
3171 include-fixed as well as include.
3172 (install-mkheaders): Don't install files that go only in include
3174 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3175 from GCC_INCLUDE_DIR.
3176 * gcc.c (process_command): Remove special -BstageN/ handling.
3177 (do_spec_1): Add include-fixed directories.
3179 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3181 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3183 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3185 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3188 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3190 * c-common.c (get_priority): Add check for
3191 SUPPORTS_INIT_PRIORITY.
3193 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3195 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3197 * config/bfin/bfin.c: Include "cfglayout.h".
3198 (MAX_LSETUP_DISTANCE): New macro.
3199 (struct loop_info): New members incoming, incoming_src and
3200 incoming_dest. Delete member predecessor.
3201 (length_for_loop): New function.
3202 (bfin_optimize_loop): Handle more different loop structures.
3203 (bfin_discover_loop): Rework detection of predecessor blocks by
3204 examining incoming edges.
3205 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3207 (bfin_reorder_loops): New function.
3208 (bfin_reorg_loops): Use these three new functions.
3210 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3211 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3212 (CONSTRAINT_LEN): Add entry for 'q'.
3213 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3214 Add 'q' constraints.
3215 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3216 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3218 * config/bfin/bfin.md (add_with_carry): New pattern.
3219 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3220 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3221 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3222 support unsigned multiplies too. Removed incorrect commutativity from
3223 operand 1 constraint where appropriate.
3224 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3226 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3227 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3229 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3230 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3231 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3232 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3233 usmulhisi_hh_huh): New patterns.
3235 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3236 lshifthi3): Fix output template to use half reg for operand 2.
3238 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3241 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3243 2007-02-27 Andreas Schwab <schwab@suse.de>
3245 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3247 2007-02-27 Jan Hubicka <jh@suse.cz>
3249 * predict.c (last_basic_block_p): Remove.
3250 (tree_estimate_probability): Update return heuristic for commonized
3253 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3255 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3257 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3259 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3260 * doc/cpp.texi: Standardize title page.
3261 * doc/cppinternals.texi: Likewise.
3262 * doc/gcc.texi: Standardize title page, remove version number
3263 from copyright page.
3264 * doc/gccint.texi: Likewise.
3265 * doc/install.texi: Standardize title page, add table of
3268 2007-02-26 Jan Hubicka <jh@suse.cz>
3270 * predict.def: Set outcomes according to more recent results.
3271 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3272 Remove dead predictors.
3273 * predict.c (return_prediction): Fix pasto.
3275 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3277 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3278 change; avoid a memory leak when returning early.
3280 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3282 * c-decl.c (static_ctors): Move to c-common.c.
3283 (static_dtors): Likewise.
3284 (finish_function): Use c_record_cdtor_fn.
3285 (build_cdtor): Move to c-common.c.
3286 (c_write_global_declarations): Use c_build_cdtor_fns.
3287 * c-common.h (static_ctors): Declare.
3288 (static_dtors): Likewise.
3289 (c_record_cdtor_fn): Likewise.
3290 (c_build_cdtor_fns): Likewise.
3291 * c-common.c (static_ctors): New variable.
3292 (static_dtors): Likewise.
3293 (c_record_cdtor_fn): New function.
3294 (build_cdtor): Move from c-decl.c
3295 (c_build_cdtor_fns): New function.
3297 * output.h (assemble_addr_to_section): Declare.
3298 (get_cdtor_priority_section): Likewise.
3299 * varasm.c (assemble_addr_to_section): New function.
3300 (get_cdtor_priority_section): Likewise.
3301 (default_named_section_asm_out_destructor): Use them.
3302 (destor_dtor_section_asm_out_destructor): Likewise.
3303 (default_named_section_asm_out_constructor): Likewise.
3304 (default_ctor_section_asm_out_constructor): Likewise.
3305 * config.gcc (*-*-vxworks*): Include vxworks.o.
3306 * config/t-vxworks (vxworks.o): New target.
3307 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3308 (TARGET_ASM_CONSTRUCTOR): Define.
3309 (TARGET_ASM_DESTRUCTOR): Likewise.
3310 (vxworks_asm_out_constructor): Declare.
3311 (vxworks_asm_out_destructor): Likewise.
3313 * c-common.c (get_priority): Check that we have not just an
3314 INTEGER_CST, but an integer constant with integeral type.
3316 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3318 PR tree-optimization/30938
3319 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3320 use &dt[nargs-1] instead of &dt[nargs] in the call to
3321 vect_is_simple_use().
3323 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3325 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3326 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3327 Do not attempt to handle MEM inside auto-inc expressions.
3328 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3329 of a register modified by an auto-inc expression. However, do handle
3330 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3331 (elimination_effects): Prohibit elimination of a register modified
3332 by an auto-inc expression. Disable register elimination rules whose
3333 target register is modified by an auto-inc expression with variable
3336 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3338 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3340 (array_at_struct_end_p): New function.
3341 (idx_infer_loop_bounds): Use it.
3342 (estimate_numbers_of_iterations_loop): Export.
3343 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3344 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3345 (tree_estimate_probability): Call record_loop_exits.
3346 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3347 (estimated_loop_iterations, estimated_loop_iterations_int,
3348 estimated_loop_iterations_tree): New functions.
3349 (analyze_siv_subscript_cst_affine,
3350 compute_overlap_steps_for_affine_1_2,
3351 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3352 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3353 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3354 (PRED_LOOP_ITERATIONS_GUESSED): New.
3355 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3356 * cfgloop.h (estimate_numbers_of_iterations_loop,
3357 estimated_loop_iterations_int): Declare.
3359 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3361 * doc/extend.texi: Document optional priority argument to
3362 constructors and destructors.
3363 * tree.c (init_priority_for_decl): Adjust GTY markers.
3364 (init_ttree): Use priority-info hash functions for
3365 init_priority_for_decl.
3366 (tree_map_eq): Rename to ...
3367 (tree_map_base_eq): ... this.
3368 (tree_map_marked_p): Rename to ...
3369 (tree_map_base_marked_p): ... this.
3370 (tree_map_base_hash): New function.
3371 (decl_init_priority_lookup): Rework.
3372 (decl_fini_priority_lookup): New function.
3373 (decl_priority_info): New function.
3374 (decl_init_priority_insert): Use it.
3375 (decl_fini_priority_insert): Likewise.
3376 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3378 (decl_restrict_base_insert): Likewise.
3379 (decl_debug_expr_insert): Likewise.
3380 (decl_value_expr_lookup): Likewise.
3381 (decl_value_expr_insert): Likewise.
3382 * tree.h (priority_type): New type.
3383 (decl_init_priority_lookup): Use priority_type.
3384 (decl_fini_priority_lookup): New function.
3385 (decl_init_priority_insert): Use priority_type.
3386 (decl_fini_priority_insert): New function.
3387 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3388 (DECL_INIT_PRIORITY): Likewise.
3389 (SET_DECL_INIT_PRIORITY): Add comment.
3390 (DECL_FINI_PRIORITY): New macro.
3391 (SET_DECL_FINI_PRIORITY): Likewise.
3392 (DEFAULT_INIT_PRIORITY): Document.
3393 (MAX_INIT_PRIORITY): Likewise.
3394 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3395 (tree_map_base): New type.
3396 (tree_map_base_eq): New function.
3397 (tree_map_base_hash): Likewise.
3398 (tree_map_base_marked_p): Likewise.
3399 (tree_map): Inherit from tree_map_base.
3400 (tree_map_eq): Make it a macro.
3401 (tree_map_marked_p): Likewise.
3402 (tree_int_map): Inherit from tree_map_base.
3403 (tree_int_map_eq): Make it a macro.
3404 (tree_int_map_hash): Likewise.
3405 (tree_int_map_marked_p): Likewise.
3406 (tree_priority_map): New type.
3407 (tree_priority_map_eq): New macro.
3408 (tree_priority_map_hash): Likewise.
3409 (tree_priority_map_marked_p): Likewise.
3410 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3412 (emutls_common_1): Likewise.
3413 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3414 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3415 of tree_map hierarchy.
3416 * tree-cfg.c (move_stmt_r): Likewise.
3417 (new_label_mapper): Likewise.
3418 * c-tree.h (c_expand_body): Move to ...
3419 * c-common.h (c_expand_body): ... here.
3420 * c-decl.c (c_expand_body): Move to ...
3421 * c-common.c (c_expand_body): ... here.
3422 (c_common_attribute_table): Allow 1 argument for the constructor
3423 and destructor attributes.
3424 (get_priority): New function.
3425 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3426 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3428 2007-02-24 Jan Hubicka <jh@suse.cz>
3431 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3433 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3434 Jan Hubicka <jh@suse.cz>
3437 * i386.c (counter_mode): New function.
3438 (expand_set_or_movmem_via_loop): Use it.
3439 (expand_movmem_epilogue): Likewise; fix pasto.
3440 (ix86_expand_movmem): Do emit guard even for constant counts.
3441 (ix86_expand_setmem): Likewise.
3443 2007-02-25 Nick Clifton <nickc@redhat.com>
3445 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3446 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3448 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3452 count argument with 0x10, not with 0x16.
3453 (expand_setmem_epilogue): Ditto.
3455 2007-02-24 Mike Stump <mrs@apple.com>
3457 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3460 2007-02-24 Richard Guenther <rguenther@suse.de>
3463 * fold-const.c (fold_binary): Fold x +- CST op x for
3464 EQ_EXPR and NE_EXPR.
3466 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3468 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3470 2007-02-24 Jan Hubicka <jh@suse.cz>
3472 * cgraphunit.c (decide_is_function_needed): Honor
3473 -fkeep-inline-functions.
3475 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3477 * builtins.c (fold_builtin_modf): New.
3478 (fold_builtin_2): Use it.
3480 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3482 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3483 (determine_max_iter): Take additional LOOP arg; all callers changed.
3484 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3485 one using simplifications.
3486 (simplify_using_initial_values): Return if the expression becomes
3487 invalid due to altered regs.
3489 2007-02-23 DJ Delorie <dj@redhat.com>
3491 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3493 2007-02-23 Mike Stump <mrs@apple.com>
3495 * tlink.c (scan_linker_output): Parse linker messages from
3496 darwin9's linker better.
3498 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3501 * varpool.c (varpool_assemble_pending_decls): Set
3502 varpool_last_needed_node to null.
3504 2007-02-23 DJ Delorie <dj@redhat.com>
3506 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3507 alignment bigger than the object file can handle.
3509 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3512 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3513 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3514 (*movsf_1): Penalize MMX moves.
3516 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3518 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3519 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3521 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3523 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3526 (fold_builtin_1): Use them.
3527 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3528 BUILT_IN_SIGNIFICAND.
3530 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3532 * config/i386/i386.c (bdesc_1arg): Initialize
3533 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3534 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3535 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3536 and IX86_BUILTIN_MOVSLDUP.
3538 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3540 PR rtl-optimization/30841
3541 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3543 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3545 * builtins.c (fold_builtin_frexp): New.
3546 (fold_builtin_2): Use it.
3548 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3550 * doc/invoke.texi (Spec Files): Document getenv spec function.
3552 * gcc.c (getenv_spec_function): New function.
3553 (static_spec_functions): Add it.
3554 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3555 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3558 2007-02-22 Michael Matz <matz@suse.de
3561 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3562 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3564 2007-02-22 Ian Lance Taylor <iant@google.com>
3567 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3568 (mem_loc_descriptor): Call it.
3570 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3571 Ira Rosen <irar@il.ibm.com>
3573 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3575 2007-02-22 Ira Rosen <irar@il.ibm.com>
3577 PR tree-optimization/30843
3578 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3579 stores only after all the group is vectorized.
3581 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3583 PR tree-optimization/30858
3584 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3585 in the reduction cycle have a single use in the loop.
3586 * tree-vectorizer.h (relevant): Add documentation.
3588 2007-02-20 Mike Stump <mrs@apple.com>
3590 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3591 * configure: Regenerate.
3593 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3595 Change the defaults of some parameters and options.
3596 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3597 * config/spu/spu.c (spu_optimization_options): Add.
3598 (spu_override_options): Change params in spu_optimization_options.
3599 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3601 Register 127 is only 16 byte aligned when used as a frame pointer.
3602 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3603 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3604 HARD_FRAME_POINTER_REGNUM.
3605 (spu_legitimate_address): Use regno_aligned_for_reload.
3606 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3607 aligned when frame_pointer_needed is true.
3608 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3610 * config/spu/spu.h (INIT_EXPANDERS): Define.
3612 Make sure shift and rotate instructions have valid immediate operands.
3613 * config/spu/predicates.md (spu_shift_operand): Remove.
3614 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3615 * config/spu/constraints.md (W, O): Extend range.
3616 * config/spu/spu.md (umask, nmask): Define.
3617 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3618 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3619 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3620 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3621 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3622 (lshr<mode>3_reg): Fix rtl description.
3624 Make sure mulhisi immediate operands are valid.
3625 * config/spu/predicates.md (imm_K_operand): Add.
3626 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3628 Generate constants using fsmbi and andi.
3629 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3630 (print_operand, spu_split_immediate, classify_immediate,
3631 fsmbi_const_p): Handle IC_FSMBI2.
3633 Correctly handle a CONST_VECTOR containing symbols.
3634 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3635 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3636 (immediate_load_p): Allow symbols that use 2 instructions to create.
3637 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3638 with symbols when flag_pic is set.
3639 (const_vector_immediate_p): New.
3640 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3641 accept a CONST_VECTOR with symbols.
3642 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3643 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3645 * config/spu/spu.md (high, low): Delete.
3646 (low_<mode>): Define.
3648 Remove INTRmode and INTR_REGNUM, which didn't work.
3649 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3651 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3652 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3653 peephole2 pattern): Don't use INTR or 131.
3654 (movintrcc): Delete.
3655 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3656 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3657 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3658 (UNSPEC_SET_INTR): Add.
3659 * config/spu/spu-modes.def (INTR): Remove.
3661 More accurate warnings about run-time relocations.
3662 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3664 Correctly warn about immediate arguments to specific intrinsics.
3665 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3666 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3667 the instruction predicate.
3669 Fix tree check errors with latest update.
3670 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3672 (spu_expand_builtin): Use CALL_EXPR_FN.
3674 Add missing specific intrinsics.
3675 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3677 * config/spu/spu_internals.h: Ditto.
3679 Fix incorrect operand modifiers.
3680 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3681 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3683 Optimize one case of zero_extend of a vec_select.
3684 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3686 Accept any immediate for hbr.
3687 * config/spu/spu.md (hbr): Change s constraints to i.
3689 2007-02-21 Paul Brook <paul@codesourcery.com>
3691 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3692 condexec_count when skipping USE and CLOBBER.
3694 2007-02-21 Nick Clifton <nickc@redhat.com>
3696 * common.opt (Warray-bounds): Add Warning attribute.
3697 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3699 (fsized-zeroes): Add Optimization attribute.
3700 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3701 * c.opt (Wc++0x-compat): Add Warning attribute.
3703 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3706 * reload1.c (eliminate_regs_in_insn): In the single_set special
3707 case, attempt to re-recognize the insn before falling back to
3708 having reload fix it up.
3710 2007-02-20 Eric Christopher <echristo@gmail.com>
3712 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3713 Rewrite accordingly.
3714 (frv_read_iacc_argument): Ditto.
3715 (frv_expand_set_builtin): Take a call instead of arglist, update for
3717 (frv_expand_unop_builtin): Ditto.
3718 (frv_expand_binop_builtin): Ditto.
3719 (frv_expand_cut_builtin): Ditto.
3720 (frv_expand_binopimm_builtin): Ditto.
3721 (frv_expand_voidbinop_builtin): Ditto.
3722 (frv_expand_int_void2arg): Ditto.
3723 (frv_expand_prefetches): Ditto.
3724 (frv_expand_voidtriop_builtin): Ditto.
3725 (frv_expand_voidaccop_builtin): Ditto.
3726 (frv_expand_load_builtin): Ditto.
3727 (frv_expand_store_builtin): Ditto.
3728 (frv_expand_mdpackh_builtin): Ditto.
3729 (frv_expand_mclracc_builtin): Ditto.
3730 (frv_expand_mrdacc_builtin): Ditto.
3731 (frv_expand_mwtacc_builtin): Ditto.
3732 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3735 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3737 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3738 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3740 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3742 * configure: Regenerate.
3743 * config.in: Regenerate.
3744 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3745 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3746 masks to power6 and power6x and to POWERPC_MASKS.
3747 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3749 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3750 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3751 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3752 Access PROTOTYPE as variable, not mask.
3754 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3756 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3757 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3758 * combine.c (adjust_for_new_dest): Use it.
3759 * postreload.c (reload_combine): Likewise.
3761 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3763 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3764 notes on an insn with multiple sets, even if single_set returns
3765 non-NULL for that insn.
3767 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3769 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3772 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3774 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3775 if user didn't pass it.
3776 * config/i386/darwin.h (CC1_SPEC): Likewise.
3777 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3778 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3779 -mmacosx-version-min.
3781 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3782 Uros Bizjak <ubizjak@gmail.com>
3784 * optabs.h (enum optab_index): Add new OTI_scalb.
3785 (scalb_optab): Define corresponding macro.
3786 * optabs.c (init_optabs): Initialize scalb_optab.
3787 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3789 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3790 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3791 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3792 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3793 flag_unsafe_math_optimizations is set.
3795 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3796 to implement scalbf, scalb and scalbl built-ins as inline x87
3799 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3800 DJ Delorie <dj@redhat.com>
3803 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3804 (diagnostic_report_diagnostic): ... here, and turn them into real
3805 errors. If warnings are inhibited, no need to do anything.
3807 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3810 better code generation.
3812 2007-02-20 Ben Elliston <bje@au.ibm.com>
3814 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3816 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3818 * config/alpha/alpha.c, config/alpha/alpha.md,
3819 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3820 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3821 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3822 config/arm/lib1funcs.asm: Follow spelling conventions.
3824 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3825 config/fr30/fr30.md, config/i386/i386.h,
3826 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3827 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3828 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3829 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3830 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3831 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3832 config/sparc/sparc.c, config/sparc/sparc.h,
3833 config/sparc/sparc.md, config/spu/constraints.md,
3834 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3837 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3840 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3843 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3845 * doc/invoke.texi (-ftree-lrs): Remove.
3847 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3849 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3852 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3854 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3855 new CALL_EXPR_FN macro for retrieving the function
3856 declaration of the input expression.
3858 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3860 * c.opt (Waddress): New.
3861 * common.opt (Walways-true): Delete.
3862 (Wstring-literal-comparison): Delete.
3863 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3864 -Wstring-literal-comparison. Add -Waddress.
3866 (Walways-true): Delete.
3867 (Wstring-literal-comparison): Delete.
3868 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3869 consistently instead of -Walways-true in example.
3870 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3871 * c-typeck.c (parser_build_binary_op): Replace
3872 -Wstring-literal-comparison and -Walways-true with -Waddress.
3873 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3876 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3878 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3879 without DECL_STRUCT_FUNCTION initialized.
3881 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3883 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3884 due to calls to functions taking pointers as parameters.
3886 2007-02-19 Richard Henderson <rth@redhat.com>
3889 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3892 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3894 * config/s390/s390.c (s390_call_saved_register_used,
3895 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3896 accessed to the new scheme.
3898 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3900 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3901 (cris_print_index, cris_print_operand, cris_print_operand_address)
3902 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3903 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3904 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3906 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3907 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3908 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3909 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3910 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3911 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3912 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3913 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3914 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3915 (uminsi3, call, call_value): Ditto.
3916 (define_split: indir_to_reg_split, unnamed): Ditto.
3918 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3920 PR tree-optimization/30975
3921 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3924 2007-02-18 Eric Christopher <echristo@gmail.com>
3926 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3927 Remove use of arglist.
3928 (mips_expand_builtin): Remove use of arglist, pass in expr.
3929 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3930 (mips_expand_builtin_movtf): Ditto.
3931 (mips_expand_builtin_compare): Ditto.
3933 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3935 * tree-sra.c (sra_build_assignment): Replace assertion
3936 checking with a comment explaining why it can't be done.
3938 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3941 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3942 during CALL_EXPR representation conversion.
3943 * tree-ssa-propagate.c (set_rhs): Likewise.
3945 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3947 * tree-sra.c (sra_build_assignment): Disable assertion checking
3950 2007-02-18 Roger Sayle <roger@eyesopen.com>
3952 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3953 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3954 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3956 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3957 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3958 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3959 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3960 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3961 force_gimple_operand): Likewise.
3962 * ipa-cp.c (constant_val_insert): Likewise.
3963 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3964 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3965 perfect_nestify): Likewise.
3966 * langhooks.c (lhd_omp_assignment): Likewise.
3967 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3968 lower_copyprivate_clauses, lower_send_clauses,
3969 lower_send_shared_vars, expand_parallel_call,
3970 expand_omp_for_generic, expand_omp_for_static_nochunk,
3971 expand_omp_for_static_chunk, expand_omp_sections,
3972 lower_omp_single_copy, lower_omp_for_lastprivate,
3973 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3974 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3975 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3978 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3980 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3981 config/sh/sh.md: Follow spelling conventions.
3983 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3984 config/frv/predicates.md: Follow spelling conventions.
3986 * config/m68k/linux-unwind.h: Fix a comment typo.
3987 * target.h: Follow spelling conventions.
3989 2007-02-18 Roger Sayle <roger@eyesopen.com>
3991 PR rtl-optimization/28173
3992 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3993 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3994 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3995 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3996 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3998 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 * builtins.c (fold_builtin_load_exponent): New.
4001 (fold_builtin_2): Use it.
4003 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4005 PR rtl-optimization/30773
4006 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4007 if we fail to attach a REG_EQUIV note.
4009 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4010 Roger Sayle <roger@eyesopen.com>
4012 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4014 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4016 * calls.c (initialize_argument_information): Pass original EXP
4017 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4018 code to split complex arguments here, as part of initializing the
4020 (expand_call): Remove code that builds a list of arguments and
4021 inserts implicit arguments into it. Instead, just count how many
4022 implicit arguments there will be so we can determine the size of
4023 the ARGS array, and let initialize_argument_information do the work.
4024 (split_complex_values): Delete unused function.
4026 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4028 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4030 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4032 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4033 for arg pointer based indexed addressing.
4035 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4037 * config/ia64/ia64.h, config/ia64/ia64.md,
4038 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4039 spelling conventions.
4041 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4043 * config/m68k/m68k.c (split_di): New.
4044 * config/m68k/m68k-protos.h: Declare split_di.
4045 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4046 Improve predicate handling and split constant shifts.
4048 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4050 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4051 parameter for register bitfield operations, general predicates
4054 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4056 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4057 * config/m68k/linux-unwind.h: New file.
4059 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4061 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4062 config/i386/athlon.md, config/ia64/ia64.md,
4063 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4064 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4065 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4066 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4067 tree-vect-transform.c: Fix comment typos.
4069 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4071 * sched-deps.c (find_insn_list): Remove.
4072 * sched-int.h: Remove the prototype for find_insn_list.
4074 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4076 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4078 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4079 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4080 darwin_rs6000_override_options.
4081 (C_COMMON_OVERRIDE_OPTIONS): Expect
4082 darwin_macosx_version_min to be non-NULL always.
4083 (TARGET_C99_FUNCTIONS): Likewise.
4084 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4085 (DARWIN_MINVERSION_SPEC): New.
4086 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4087 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4089 (DARWIN_MINVERSION_SPEC): New.
4090 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4092 * config/darwin-c.c (darwin_cpp_builtins): Expect
4093 darwin_macosx_version_min to be non-NULL always.
4095 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4097 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/i386.h (x86_use_xchgb): New.
4100 (TARGET_USE_XCHGB): New macro.
4101 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4102 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4103 Split after reload into bswaphi for shifts of 8.
4104 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4105 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4106 or when optimizing for size.
4108 2007-02-16 Richard Guenther <rguenther@suse.de>
4109 Christian Bruel <christian.bruel@st.com>
4111 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4112 DECLs but prefer SSA_NAMEs over DECLs.
4114 2007-02-16 Richard Guenther <rguenther@suse.de>
4116 * tree-flow-inline.h (single_imm_use_p): Remove.
4117 (zero_imm_uses_p): Likewise.
4118 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4119 instead of single_imm_use_p.
4120 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4123 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4126 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4127 nested double- and backquotes.
4129 2007-02-15 Roger Sayle <roger@eyesopen.com>
4132 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4133 should be unreachable.
4134 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4135 For the time being redirect GIMPLE_MODIFY_STMT to the new
4136 (renamed) build_gimple_modify_stmt_stat.
4137 (build2_gimple_stat): Rename to...
4138 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4139 Always build a GIMPLE_MODIFY_STMT node.
4140 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4141 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4144 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4145 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4146 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4147 expand_complex_div_wide): Likewise.
4148 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4149 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4150 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4151 * tree-ssa-loop-manip.c (create_iv): Likewise.
4152 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4153 abs_replacement): Likewise.
4154 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4155 realify_fake_stores): Likewise.
4157 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4158 node rather than a GIMPLE_MODIFY_STMT node.
4159 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4160 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4162 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4163 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4166 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4169 * fold-const.c (fold_comparison): Add back the
4170 folding of constant complex comparisions.
4172 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4175 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4176 effects unknown to this function, return early.
4178 2007-02-15 Ian Lance Taylor <iant@google.com>
4180 * lower-subreg.c (move_eh_region_note): New static function.
4181 (resolve_simple_move): Call it.
4182 (decompose_multiword_subregs): Track blocks for which we resolve a
4183 simple move which is also a control flow insn. Pass them to
4184 find_many_sub_basic_blocks.
4185 (pass_lower_subreg): Add TODO_verify_flow.
4186 (pass_lower_subreg2): Likewise.
4188 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4189 Brooks Moses <brooks.moses@codesourcery.com>
4190 Lee Millward <lee.millward@codesourcery.com>
4192 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4193 (VL_EXP_CLASS_P): New.
4194 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4196 (TREE_OPERAND_CHECK_CODE): Likewise.
4197 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4198 (TREE_RTL_OPERAND_CHECK): Likewise.
4199 (tree_operand_check_failed): Make second parameter the whole tree
4200 instead of its code. Fixed callers.
4201 (VL_EXP_CHECK): New.
4202 (TREE_OPERAND_LENGTH): New.
4203 (VL_EXP_OPERAND_LENGTH): New.
4204 (CALL_EXPR_FN): New.
4205 (CALL_EXPR_STATIC_CHAIN): New.
4206 (CALL_EXPR_ARGS): New.
4207 (CALL_EXPR_ARG): New.
4208 (call_expr_nargs): New.
4209 (CALL_EXPR_ARGP): New.
4210 (build_nt_call_list): Declare.
4211 (build_vl_exp_stat): Declare.
4212 (build_vl_exp): New.
4213 (build_call_list): Declare.
4214 (build_call_nary): Declare.
4215 (build_call_valist): Declare.
4216 (build_call_array): Declare.
4217 (call_expr_arg): Declare.
4218 (call_expr_argp): Declare.
4219 (call_expr_arglist): Declare.
4220 (fold_build_call_list): Declare.
4221 (fold_build_call_list_initializer): Declare.
4222 (fold_call_expr): Declare to replace fold_builtin.
4223 (fold_builtin_fputs): Update to agree with modified definition.
4224 (fold_builtin_strcpy): Likewise.
4225 (fold_builtin_strncpy): Likewise.
4226 (fold_builtin_memory_chk): Likewise.
4227 (fold_builtin_stxcpy_chk): Likewise.
4228 (fold_builtin_strncpy_chk): Likewise.
4229 (fold_builtin_next_arg): Likewise.
4230 (fold_build_call_expr): Declare.
4231 (fold_builtin_call_list): Declare.
4232 (fold_builtin_call_valist): Declare.
4233 (build_call_expr): Declare.
4234 (validate_arglist): Update to agree with modified definition.
4235 (tree_operand_length): New.
4236 (call_expr_arg_iterator): New.
4237 (init_call_expr_arg_iterator): New.
4238 (next_call_expr_arg): New.
4239 (first_call_expr_arg): New.
4240 (more_call_expr_args_p): New.
4241 (FOR_EACH_CALL_EXPR_ARG): New.
4243 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4244 and tcc_gimple_stmt.
4245 (tree_code_size): Update documentation. Use sizeof (tree) rather
4246 than sizeof (char *).
4247 (tree_size): Likewise. Add case for tcc_vl_exp.
4248 (tree_node_structure): Add case for tcc_vl_exp.
4249 (contains_placeholder_p): Likewise.
4250 (substitute_in_expr): Likewise.
4251 (substitute_placeholder_in_expr): Likewise.
4252 (stabilize_reference_1): Likewise.
4253 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4254 to diagnose breakage of this interface for constructing CALL_EXPRs.
4255 (build_nt): Add similar assertion here.
4256 (build_nt_call_list): New.
4257 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4258 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4260 (get_callee_fndecl): Use new CALL_EXPR accessors.
4261 (tree_operand_check_failed): Change parameters to pass entire node
4262 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4263 (process_call_operands): New.
4264 (build_vl_exp_stat): New.
4265 (build_call_list): New.
4266 (build_call_nary): New.
4267 (build_call_valist): New.
4268 (build_call_array): New.
4269 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4270 (call_expr_arglist): New.
4272 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4273 tcc_vl_exp instead of a fixed-size tcc_expression.
4275 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4276 accessors for CALL_EXPRs.
4277 (AGGR_INIT_EXPR): Likewise.
4279 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4280 Brooks Moses <brooks.moses@codesourcery.com>
4281 Lee Millward <lee.millward@codesourcery.com>
4283 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4284 (expand_builtin_nonlocal_goto): Change parameter to be entire
4285 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4286 (expand_builtin_prefetch): Likewise.
4287 (expand_builtin_classify_type): Likewise.
4288 (mathfn_built_in): Return NULL_TREE instead of 0.
4289 (expand_errno_check): Use new CALL_EXPR accessors.
4290 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4291 Return NULL_RTX instead of 0.
4292 (expand_builtin_mathfn_2): Likewise.
4293 (expand_builtin_mathfn_3): Likewise.
4294 (expand_builtin_interclass_mathfn): Likewise.
4295 (expand_builtin_sincos): Likewise.
4296 (expand_builtin_cexpi): Likewise.
4297 (expand_builtin_int_roundingfn): Likewise.
4298 (expand_builtin_int_roundingfn_2): Likewise.
4299 (expand_builtin_pow): Likewise.
4300 (expand_builtin_powi): Likewise.
4301 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4302 of arglist, fixing callers appropriately. Use new CALL_EXPR
4303 accessors and constructors. Return NULL_RTX instead of 0.
4304 (expand_builtin_strstr): Likewise.
4305 (expand_builtin_strchr): Likewise.
4306 (expand_builtin_strrchr): Likewise.
4307 (expand_builtin_strpbrk): Likewise.
4308 (expand_builtin_memcpy): Likewise.
4309 (expand_builtin_mempcpy): Likewise.
4310 (expand_builtin_mempcpy_args): New.
4311 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4312 (expand_builtin_memmove_args): New.
4313 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4314 (expand_movstr): Likewise.
4315 (expand_builtin_strcpy): Likewise.
4316 (expand_builtin_strcpy_args): New.
4317 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4318 (expand_builtin_strncpy): Likewise.
4319 (expand_builtin_memset): Likewise.
4320 (expand_builtin_memset_args): New.
4321 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4322 (expand_builtin_memcmp): Likewise.
4323 (expand_builtin_strcmp): Likewise.
4324 (expand_builtin_strncmp): Likewise.
4325 (expand_builtin_strcat): Likewise.
4326 (expand_builtin_strncat): Likewise.
4327 (expand_builtin_strspn): Likewise.
4328 (expand_builtin_strcspn): Likewise.
4329 (expand_builtin_args_info): Likewise.
4330 (expand_builtin_va_start): Likewise.
4331 (gimplify_va_arg_expr): Likewise.
4332 (expand_builtin_va_end): Likewise.
4333 (expand_builtin_va_copy): Likewise.
4334 (expand_builtin_frame_address): Likewise.
4335 (expand_builtin_alloca): Likewise.
4336 (expand_builtin_bswap): Likewise.
4337 (expand_builtin_unop): Likewise.
4338 (expand_builtin_fputs): Likewise.
4339 (expand_builtin_expect): Likewise.
4340 (expand_builtin_fabs): Likewise.
4341 (expand_builtin_copysign): Likewise.
4342 (expand_builtin_printf): Likewise.
4343 (expand_builtin_fprintf): Likewise.
4344 (expand_builtin_sprintf): Likewise.
4345 (expand_builtin_init_trampoline): Likewise.
4346 (expand_builtin_signbit): Likewise.
4347 (expand_builtin_fork_or_exec): Likewise.
4348 (expand_builtin_sync_operation): Likewise.
4349 (expand_builtin_compare_and_swap): Likewise.
4350 (expand_builtin_lock_test_and_set): Likewise.
4351 (expand_builtin_lock_release): Likewise.
4352 (expand_builtin): Likewise.
4353 (builtin_mathfn_code): Likewise.
4355 (fold_builtin_constant_p): Pass call arguments individually instead
4356 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4357 accessors and constructors. Return NULL_TREE instead of 0.
4358 (fold_builtin_expect): Likewise.
4359 (fold_builtin_classify_type): Likewise.
4360 (fold_builtin_strlen): Likewise.
4361 (fold_builtin_nan): Likewise.
4362 (integer_valued_real_p): Likewise.
4363 (fold_trunc_transparent_mathfn): Likewise.
4364 (fold_fixed_mathfn): Likewise.
4365 (fold_builtin_cabs): Likewise.
4366 (fold_builtin_sqrt): Likewise.
4367 (fold_builtin_cbrt): Likewise.
4368 (fold_builtin_cos): Likewise.
4369 (fold_builtin_cosh): Likewise.
4370 (fold_builtin_tan): Likewise.
4371 (fold_builtin_sincos): Likewise.
4372 (fold_builtin_cexp): Likewise.
4373 (fold_builtin_trunc): Likewise.
4374 (fold_builtin_floor): Likewise.
4375 (fold_builtin_ceil): Likewise.
4376 (fold_builtin_round): Likewise.
4377 (fold_builtin_int_roundingfn): Likewise.
4378 (fold_builtin_bitop): Likewise.
4379 (fold_builtin_bswap): Likewise.
4380 (fold_builtin_logarithm): Likewise.
4381 (fold_builtin_hypot): Likewise.
4382 (fold_builtin_pow): Likewise.
4383 (fold_builtin_powi): Likewise.
4384 (fold_builtin_exponent): Likewise.
4385 (fold_builtin_memset): Likewise.
4386 (fold_builtin_bzero): Likewise.
4387 (fold_builtin_memory_op): Likewise.
4388 (fold_builtin_bcopy): Deleted; call site changed to invoke
4389 fold_builtin_memory_op directly.
4390 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4391 (fold_builtin_strncpy): Likewise.
4392 (fold_builtin_memcmp): Likewise.
4393 (fold_builtin_strcmp): Likewise.
4394 (fold_builtin_strncmp): Likewise.
4395 (fold_builtin_signbit): Likewise.
4396 (fold_builtin_copysign): Likewise.
4397 (fold_builtin_isascii): Likewise.
4398 (fold_builtin_toascii): Likewise.
4399 (fold_builtin_isdigit): Likewise.
4400 (fold_builtin_fabs): Likewise.
4401 (fold_builtin_abs): Likewise.
4402 (fold_builtin_fmin_fmax): Likewise.
4403 (fold_builtin_carg): Likewise.
4404 (fold_builtin_classify): Likewise.
4405 (fold_builtin_unordered_cmp): Likewise.
4407 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4408 New functions split out from fold_builtin_1.
4409 (fold_builtin_n): New.
4410 (fold_builtin_varargs): New.
4411 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4413 (fold_call_expr): New.
4414 (build_function_call_expr): Rewrite to use new helper function.
4415 (fold_builtin_call_list): New.
4416 (build_call_expr): New.
4417 (fold_builtin_call_valist): New.
4418 (rewrite_call_expr): New.
4419 (validate_arg): New.
4420 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4421 of an arglist. Change return type to bool. Use new CALL_EXPR
4424 (fold_builtin_strstr): Pass call arguments individually instead
4425 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4426 accessors and constructors. Return NULL_TREE instead of 0.
4427 (fold_builtin_strchr): Likewise.
4428 (fold_builtin_strrchr): Likewise.
4429 (fold_builtin_strpbrk): Likewise.
4430 (fold_builtin_strcat): Likewise.
4431 (fold_builtin_strncat): Likewise.
4432 (fold_builtin_strspn): Likewise.
4433 (fold_builtin_strcspn): Likewise.
4434 (fold_builtin_fputs): Likewise.
4435 (fold_builtin_next_arg): Likewise.
4436 (fold_builtin_sprintf): Likewise.
4438 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4439 NULL_RTX instead of 0.
4440 (expand_builtin_memory_chk): Likewise.
4441 (maybe_emit_chk_warning): Likewise.
4442 (maybe_emit_sprintf_chk_warning): Likewise.
4444 (fold_builtin_object_size): Pass call arguments individually instead
4445 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4446 accessors and constructors. Return NULL_TREE instead of 0.
4447 (fold_builtin_memory_chk): Likewise.
4448 (fold_builtin_stxcpy_chk): Likewise.
4449 (fold_builtin_strncpy_chk): Likewise.
4450 (fold_builtin_strcat_chk): Likewise.
4451 (fold_builtin_strcat_chk): Likewise.
4452 (fold_builtin_strncat_chk): Likewise.
4453 (fold_builtin_sprintf_chk): Likewise.
4454 (fold_builtin_snprintf_chk): Likewise.
4455 (fold_builtin_printf): Likewise.
4456 (fold_builtin_vprintf): Likewise.
4458 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4460 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4461 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4462 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4463 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4464 (fold_unary): Likewise.
4465 (fold_binary): Likewise.
4466 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4467 ternary expressions.
4468 (fold): Add logic for tcc_vl_exp.
4469 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4470 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4471 (fold_build3_stat): Add assertion to flag broken interface for
4472 constructing CALL_EXPRs.
4473 (fold_build_call_list): New.
4474 (fold_build_call_list_initializer): New.
4475 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4477 (fold_strip_sign_ops): Likewise.
4479 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4480 Brooks Moses <brooks.moses@codesourcery.com>
4481 Lee Millward <lee.millward@codesourcery.com>
4483 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4484 accessors and dump arguments explicitly.
4486 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4488 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4490 (print_call_name): Use new CALL_EXPR accessors.
4492 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4493 CALL_EXPR arguments explicitly instead of as a list. Use
4494 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4496 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4497 (vrp_visit_stmt): Likewise.
4499 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4500 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4502 (force_move_till_expr): Likewise.
4504 * targhooks.c (default_external_stack_protect_fail): Use
4505 build_call_expr instead of build_function_call_expr.
4506 (default_hidden_stack_protect_fail): Likewise.
4508 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4511 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4512 and walk arguments explicitly.
4514 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4515 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4516 (expand_simple_operations): Likewise.
4517 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4519 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4520 of TREE_CODE_LENGTH.
4521 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4523 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4524 instead of TREE_CODE_LENGTH.
4526 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4527 (tree_ic_transform): Likewise.
4528 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4529 parameter instead of arglist. Fix callers.
4530 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4531 (tree_stringops_transform): Likewise.
4532 (tree_indirect_call_to_profile): Likewise.
4533 (tree_stringops_values_to_profile): Likewise.
4535 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4536 (eliminate_tail_call): Likewise.
4538 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4540 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4541 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4543 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4545 * omp-low.c (build_omp_barrier): Use build_call_expr.
4546 (lower_rec_input_clauses): Likewise.
4547 (lower_reduction_clauses): Likewise.
4548 (expand_parallel_call): Likewise.
4549 (maybe_catch_exception): Likewise.
4550 (expand_omp_for_generic): Likewise.
4551 (expand_omp_for_static_nochunk): Likewise.
4552 (expand_omp_sections): Likewise.
4553 (lower_omp_single_simple): Likewise.
4554 (lower_omp_single_copy): Likewise.
4555 (lower_omp_master): Likewise.
4556 (lower_omp_ordered): Likewise.
4557 (lower_omp_critical): Likewise.
4559 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4560 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4562 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4563 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4564 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4566 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4567 and generalize to handle any number of operands.
4568 (chrec_contains_undetermined): Likewise.
4569 (tree_contains_chrecs): Likewise.
4570 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4572 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4574 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4575 fold_call_expr instead of fold_builtin.
4576 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4577 match declarations there.
4578 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4581 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4582 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4584 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4585 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4587 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4590 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4591 (execute_cse_sincos): Use new CALL_EXPR accessors.
4593 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4595 * gimple-low.c (lower_function_body): Use build_call_expr.
4596 (lower_builtin_setjmp): Likewise.
4598 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4599 (set_storage_via_libcall): Likewise.
4600 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4601 instead of TREE_CODE_LENGTH.
4602 (expand_expr_real_1): Use new CALL_EXPR accessors.
4604 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4605 generalize to handle any number of operands.
4606 (TB_parent_eq): Likewise.
4608 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4609 (strip_builtin_expect): Likewise.
4611 * function.c (gimplify_parameters): Use build_call_expr.
4613 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4614 instead of TREE_CODE_LENGTH.
4616 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4617 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4619 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4622 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4623 (gimplify_decl_expr): Likewise.
4624 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4625 Use new CALL_EXPR iterators.
4626 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4627 (gimplify_modify_expr_to_memset): Likewise.
4628 (gimplify_variable_sized_compare): Likewise.
4629 (gimplify_omp_atomic_fetch_op): Likewise.
4630 (gimplify_omp_atomic_pipeline): Likewise.
4631 (gimplify_omp_atomic_mutex): Likewise.
4632 (gimplify_function_tree): Likewise.
4634 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4635 (call_expr_flags): Likewise.
4636 (expand_call): Likewise.
4638 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4639 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4642 * coverage.c (create_coverage): Use build_call_expr.
4644 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4645 (temp_call_expr_obstack): New.
4646 (pool_copy_list): Delete.
4647 (temp_copy_call_expr): New.
4648 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4649 CALL_EXPR accessors. Get rid of special goo for copying argument
4650 lists and use temp_copy_call_expr instead.
4651 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4652 CALL_EXPR accessors.
4653 (create_expression_by_pieces): Likewise. Use build_call_array
4654 to construct the result instead of fold_build3.
4655 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4656 dealing with argument lists.
4657 (init_pre): Remove references to expression_node_pool and
4658 list_node_pool. Init temp_call_expr_obstack instead.
4659 (fini_pre): Remove references to expression_node_pool and
4662 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4663 and walk arguments explicitly instead of as a list.
4665 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4666 (mx_register_decls): Likewise.
4667 (mudflap_register_call): Likewise.
4668 (mudflap_finish_file): Likewise.
4670 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4671 (ipa_callsite_compute_param): Likewise.
4673 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4674 accessors and constructor.
4676 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4677 accessors and constructor.
4678 (convert_tramp_reference): Likewise.
4679 (convert_call_expr): Likewise.
4680 (finalize_nesting_tree_1): Likewise.
4682 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4685 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4687 * tree-inline.c (initialize_inlined_parameters): Pass entire
4688 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4690 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4691 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4693 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4694 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4695 (vectorizable_reduction): Likewise.
4696 (vectorizable_call): Use new CALL_EXPR iterators.
4697 (vectorizable_conversion): Use build_call_expr.
4698 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4699 (vect_gen_widened_results_half): Use build_call_expr.
4700 (vect_setup_realignment): Likewise.
4701 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4703 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4704 (pass_through_call): Likewise.
4705 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4708 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4709 (tree_gen_pow2_profiler): Likewise.
4710 (tree_gen_one_value_profiler): Likewise.
4711 (tree_gen_ic_func_profiler): Likewise.
4712 (tree_gen_average_profiler): Likewise.
4713 (tree_gen_ior_profiler): Likewise.
4715 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4716 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4717 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4719 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4720 of TREE_CODE_LENGTH.
4722 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4723 of TREE_CODE_LENGTH.
4725 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4727 (convert_to_integer): Likewise.
4729 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4732 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4733 Brooks Moses <brooks.moses@codesourcery.com>
4734 Lee Millward <lee.millward@codesourcery.com>
4736 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4738 * config/frv/frv.c (frv_expand_builtin): Likewise.
4739 * config/s390/s390.c (s390_expand_builtin): Likewise.
4741 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4742 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4744 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4745 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4746 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4747 (ix86_expand_store_builtin): Likewise.
4748 (ix86_expand_unop_builtin): Likewise.
4749 (ix86_expand_unop1_builtin): Likewise.
4750 (ix86_expand_sse_compare): Likewise.
4751 (ix86_expand_sse_comi): Likewise.
4752 (ix86_expand_vec_init_builtin): Likewise.
4753 (ix86_expand_vec_ext_builtin): Likewise.
4754 (ix86_expand_vec_set_builtin): Likewise.
4755 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4757 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4758 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4760 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4761 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4762 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4764 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4766 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4767 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4768 arglist. Use new CALL_EXPR accessors. Fix callers.
4769 (altivec_expand_abs_builtin): Likewise.
4770 (rs6000_expand_binop_builtin): Likewise.
4771 (altivec_expand_predicate_builtin): Likewise.
4772 (altivec_expand_lv_builtin): Likewise.
4773 (spe_expand_stv_builtin): Likewise.
4774 (altivec_expand_stv_builtin): Likewise.
4775 (rs6000_expand_ternop_builtin): Likewise.
4776 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4777 (altivec_expand_st_builtin): Likewise.
4778 (altivec_expand_dst_builtin): Likewise.
4779 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4780 arglist. Use new CALL_EXPR accessors. Fix callers.
4781 (altivec_expand_vec_set_builtin): Likewise.
4782 (altivec_expand_vec_ext_builtin): Likewise.
4783 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4784 (spe_expand_builtin): Likewise.
4785 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4786 arglist. Use new CALL_EXPR accessors. Fix callers.
4787 (spe_expand_evsel_builtin): Likewise.
4788 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4789 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4791 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4792 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4793 (arm_expand_unop_builtin): Likewise.
4794 (arm_expand_builtin): Use new CALL_EXPR accessors.
4796 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4799 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4800 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4801 (bfin_expand_unop_builtin): Likewise.
4802 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4804 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4805 Brooks Moses <brooks.moses@codesourcery.com>
4806 Lee Millward <lee.millward@codesourcery.com>
4808 * c-semantics.c (build_stmt): Add internal diagnostic check.
4810 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4811 accessors. Print arguments explicitly instead of as a list.
4813 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4815 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4816 (c_finish_omp_flish): Likewise.
4818 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4819 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4820 instead of TREE_CODE_LENGTH.
4821 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4822 (c_warn_unused_result): Likewise.
4824 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4827 * doc/invoke.texi (Warning Options): Remove
4828 -Werror-implicit-function-declaration.
4829 (Wimplicit-function-declaration): Update description.
4830 * opts.c (common_handle_option): Move handling of -Werror=* to...
4831 (enable_warning_as_error): ...here.
4832 * opts.h (enable_warning_as_error): Declare.
4833 * c-decl.c (implicit_decl_warning): Unless
4834 -Wno-implicit-function-declaration is given, emit a pedwarn if
4835 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4836 * c.opt (Wimplicit-function-declaration): Replace
4837 mesg_implicit_function_declaration with
4838 warn_implicit_function_declaration.
4839 * c-opts.c (c_common_handle_option):
4840 -Werror-implicit-function-declaration is exactly equal as
4841 -Werror=implicit-function-declaration.
4842 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4843 warn_implicit_function_declaration.
4844 (c_common_post_options): -Wimplict-function-declaration is enabled
4845 by default by -std=c99, otherwise is disabled by default.
4846 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4848 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4850 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4851 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4852 former is ignored but not the latter.
4854 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4856 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4857 is made and the reference doesn't use the alias set of its type,
4858 do not create the temporary using that type.
4860 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4862 * jump.c: Remove prototypes for delete_computation and
4863 delete_prior_computation.
4865 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4867 * jump.c (get_label_after): Delete.
4868 (get_label_before, delete_computation, delete_jump,
4869 delete_prior_computation, follow_jumps): Move...
4870 * reorg.c (delete_computation, delete_prior_computation): ... here...
4871 (get_label_before, delete_jump): ... making these static ...
4872 (follow_jumps): ... and simplifying this since it only runs after
4874 * rtl.h (get_label_after, get_label_before, delete_jump,
4875 follow_jumps): Delete prototypes.
4877 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4879 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4881 2007-02-15 Nick Clifton <nickc@redhat.com>
4883 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4884 order to prevent it from being munged by the target.
4886 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/i386.md: Remove misleading comment.
4890 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4892 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4893 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4896 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4898 * tree-sra.c (instantiate_missing_elements): Canonicalize
4900 (sra_build_assignment): New.
4901 (generate_copy_inout, generate_element_copy,
4902 generate_element_zero, generate_one_element_init): Use it.
4904 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4906 * tree-sra.c (instantiate_missing_elements): Canonicalize
4908 (sra_build_assignment): New.
4909 (generate_copy_inout, generate_element_copy,
4910 generate_element_zero, generate_one_element_init): Use it.
4912 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4914 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4917 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4919 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4920 types as aggregates not scalars.
4921 * function.c (assign_stack_temp_for_type): Likewise.
4923 2007-02-14 Roger Sayle <roger@eyesopen.com>
4924 Zdenek Dvorak <dvorakz@suse.cz>
4926 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4929 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4931 * passes.c (next_pass_1): Clear the next field of the copied
4934 2007-02-14 Richard Henderson <rth@redhat.com>
4936 * tree-sra.c (early_sra): New.
4937 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4938 (tree_sra_early, pass_sra_early): New.
4939 * tree-pass.h (pass_sra_early): Declare.
4940 * passes.c (init_optimization_passes): Use it.
4942 2007-02-14 Richard Guenther <rguenther@suse.de>
4944 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4946 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4948 PR tree-optimization/30771
4949 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4951 (vect_analyze_operations): Induction phis can now be marked as
4953 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4954 Update documentation accordingly.
4956 2007-02-14 Nick Clifton <nickc@redhat.com>
4958 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4959 most 3 arguments are supported.
4960 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4962 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4964 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4965 Ensure dst->current is valid.
4967 2007-02-13 Paul Brook <paul@codesourcery.com>
4969 * config.gcc: Add arm*-*-uclinux-*eabi.
4970 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4971 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4972 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4973 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4974 (LINK_SPEC): Define.
4976 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4978 * config/arm/uclinux-eabi.h: New file.
4979 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4980 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4983 2007-02-13 Ian Lance Taylor <iant@google.com>
4985 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4986 * flags.h (warn_strict_overflow): Declare.
4987 (enum warn_strict_overflow_code): Define.
4988 (issue_strict_overflow_warning): New static inline function.
4989 * opts.c (warn_strict_overflow): New variable.
4990 (common_handle_option): Handle OPT_Wstrict_overflow and
4991 OPT_Wstrict_overflow_.
4992 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4994 * fold-const.c: Include intl.h.
4995 (fold_deferring_overflow_warnings): New static variable.
4996 (fold_deferred_overflow_warning): New static variable.
4997 (fold_deferred_overflow_code): New static variable.
4998 (fold_defer_overflow_warnings): New function.
4999 (fold_undefer_overflow_warnings): New function.
5000 (fold_undefer_and_ignore_overflow_warnings): New function.
5001 (fold_deferring_overflow_warnings_p): New function.
5002 (fold_overflow_warning): New static function.
5003 (make_range): Add strict_overflow_p parameter. Change all
5005 (extract_muldiv, extract_muldiv_1): Likewise.
5006 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5007 tree_expr_nonnegative_p.
5008 (fold_negate_expr): Call fold_overflow_warning.
5009 (fold_range_test): Likewise.
5010 (fold_comparison): Likewise.
5011 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5012 instead of tree_expr_nonnegative_p.
5013 (tree_expr_nonnegative_warnv_p): Rename from
5014 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5015 (tree_expr_nonnegative_p): New function.
5016 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5017 strict_overflow_p parameter.
5018 (tree_expr_nonzero_p): New function.
5019 * passes.c (verify_interpass_invariants): New static function.
5020 (execute_one_pass): Call it.
5021 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5023 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5024 (estimate_numbers_of_iterations): Likewise.
5025 (scev_probably_wraps_p): Likewise.
5026 * tree-ssa-ccp.c: Include "toplev.h".
5027 (evaluate_stmt): Defer fold overflow warnings until we know we are
5029 (struct fold_stmt_r_data): Add stmt field.
5030 (fold_stmt_r): Defer fold overflow warnings until we know we
5032 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5033 (fold_stmt_inplace): Likewise.
5034 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5035 (cleanup_control_expr_graph): Defer fold overflow warnings until
5036 we know we are going to optimize.
5037 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5038 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5040 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5041 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5042 * tree-ssa-loop-manip.c (create_iv): Likewise.
5043 * c-typeck.c (build_conditional_expr): Likewise.
5044 (build_binary_op): Likewise.
5045 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5046 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5047 (extract_range_from_unary_expr): Likewise.
5048 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5049 assuming that signed overflow does not occur.
5050 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5051 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5052 (fold_defer_overflow_warnings): Declare.
5053 (fold_undefer_overflow_warnings): Declare.
5054 (fold_undefer_and_ignore_overflow_warnings): Declare.
5055 (fold_deferring_overflow_warnings_p): Declare.
5056 (tree_expr_nonzero_warnv_p): Declare.
5057 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5059 (Warning Options): Document -Wstrict-overflow.
5060 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5061 (tree-ssa-ccp.o): Likewise.
5062 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5063 (fold-const.o): Depend on intl.h.
5065 2007-02-13 Ian Lance Taylor <iant@google.com>
5068 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5071 2007-02-13 Stuart Hastings <stuart@apple.com>
5073 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5075 2007-02-13 Richard Henderson <rth@redhat.com>
5077 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5078 handled_component_p before looking for the indirect_ref.
5080 2007-02-13 Richard Henderson <rth@redhat.com>
5082 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5083 remove flags clobber.
5084 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5085 (bswaphi_lowpart): New.
5086 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5087 remove TARGET_BSWAP test. Delete expander of the same name.
5089 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5090 (expand_unop): Use them.
5092 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5095 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5096 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5097 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5098 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5099 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5100 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5101 assembler dialect choice from asm templates.
5103 2007-02-12 Richard Henderson <rth@redhat.com>
5105 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5106 (fixuns_trunc<SSEMODEF>si2): Use it.
5107 * config/i386/sse.md (vec_setv4sf_0): Export.
5108 * config/i386/i386.c (ix86_build_const_vector): Export.
5109 (ix86_split_convert_uns_si_sse): Rename from
5110 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5111 * config/i386/i386-protos.h: Update.
5113 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5116 * c-typeck.c (c_finish_return): Improve warning message.
5118 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5120 * alias.c (find_symbolic_term): Delete unused function.
5122 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5125 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5126 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5128 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5130 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5131 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5132 the function, temporarily point the debug interface to the null one.
5134 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5136 * dwarf2out.c (round_up_to_align): New static function.
5137 (field_byte_offset): Use it to round the offset.
5139 2007-02-12 Richard Henderson <rth@redhat.com>
5141 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5142 (inswl_const): Export.
5144 2007-02-12 Richard Henderson <rth@redhat.com>
5146 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5147 result mode of the libcall, convert back to outmode.
5149 2007-02-12 Roger Sayle <roger@eyesopen.com>
5151 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5152 (bswapdi2): New define_expand to implement 32-bit implementation.
5154 2007-02-12 Nick Clifton <nickc@redhat.com>
5156 * doc/invoke.texi (Overall Options): Document --help=.
5157 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5158 (cc1_options): Pass --help= on to cc1.
5159 (display_help): Add description of --help=.
5160 (process_command): Add code to handle --help=. Allow translated
5161 --help and --target-help switches to be passed on to compiler
5163 (main): Remove unused if statement.
5164 * opts.c (columns): Remove.
5165 (LEFT_COLUMN): Define.
5166 (wrap_help): Add columns argument.
5167 (print_filtered_help): Change parameters to be an include bitmask,
5168 an exclude bitmask, an any bitmask and the column width. Move the
5169 code to display the params list here. Add code to display the
5170 status of options rather than their descriptions if the quiet flag
5172 (print_specific_help): Change parameters to be an include bitmask,
5173 an exclude bitmask and an any bitmask. Move code to look up the
5174 column width here. Decide upon the title for an options listing.
5175 (common_handle_options): Add code to handle --help=. Adapt code
5176 for --help and --target-help to use the revised form of the
5177 print_specific_help function.
5178 (print_help): Delete.
5179 (print_param_help): Delete.
5180 (print_switch): Delete.
5181 * opts.h (cl_lang_count): Add prototype.
5182 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5183 CL_MAX_OPTION_CLASS): New defines.
5184 * optc-gen.awk: Add construction of cl_lang_count.
5185 * c.opt: Add Warning attribute to warning options and Optimization
5186 attribute to optimization options.
5187 * common.opt: Likewise.
5189 Add -fhelp and -ftarget-help as aliases for the transformed --help
5190 and --target-help options.
5191 * opt-functions.awk: Add code to handle Warning and Optimization
5194 2007-02-12 Richard Henderson <rth@redhat.com>
5196 * config/alpha/constraints.md: New file.
5197 * config/alpha/alpha.c: Include tm-constrs.h.
5198 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5199 alpha_extra_constraint): Remove.
5200 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5201 * config/alpha/alpha-protos.h: Update.
5202 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5203 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5204 (EXTRA_CONSTRAINT): Remove.
5205 * config/alpha/alpha.md: Include constraints.md.
5206 (adddi splitter): Use satisfies_constraint_*.
5207 * config/alpha/predicates.md (add_operand): Likewise.
5208 (sext_add_operand, addition_operation): Likewise.
5210 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5212 PR tree-optimization/29145
5213 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5214 in our handling of restrict qualified pointers.
5216 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5219 * doc/invoke.texi (Wunused-value): Update description.
5220 (Wextra): Delete item.
5221 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5222 value of Wunused-value.
5223 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5224 (c_finish_stmt_expr): Don't check extra_warnings.
5225 (emit_side_effect_warnings): The caller is responsible to check
5228 2007-02-11 Roger Sayle <roger@eyesopen.com>
5229 Matt Thomas <matt@3am-software.com>
5231 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5233 2007-02-11 Roger Sayle <roger@eyesopen.com>
5235 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5236 comparisons of POPCOUNT against zero.
5237 (simplify_const_relational_operation): Likewise.
5239 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5241 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5243 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5245 * dwarf2out.c (root_type): Delete unused function.
5247 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5249 * genattrtab.c (contained_in_p): Delete unused function.
5250 (write_expr_attr_cache): Likewise.
5252 2007-02-11 Jan Hubicka <jh@suse.cz>
5254 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5257 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5259 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5260 to add the REG_EQ* note.
5261 * see.c (see_merge_one_use_extension): Likewise.
5262 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5263 turn REG_EQUAL notes into REG_EQUIV notes if the target
5264 register may have more than one set.
5265 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5266 * gcse.c (try_replace_reg): Likewise.
5267 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5268 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5269 more than one REG_EQUIV note.
5270 * reload1.c (gen_reload): Use set_unique_reg_note.
5272 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5274 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5275 (ix86_builtin_conversion): New function.
5277 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5280 * tree.h (DECL_REPLACEABLE_P): New macro.
5281 * except.c (set_nothrow_function_flags): Likewise.
5283 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5284 Ira Rosen <irar@il.ibm.com>
5285 Dorit Nuzman <dorit@il.ibm.com>
5287 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5288 * targhooks.c (default_builtin_vectorized_conversion): New.
5289 * targhooks.h (default_builtin_vectorized_function): New declaration.
5290 * target.h (struct vectorize): Add builtin_conversion field.
5291 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5292 stmt_vec_info_type value.
5293 (vectorizable_conversion): New declaration.
5294 * tree-vect-analyze.c (vect_analyze_operations): Add
5295 vectorizable_conversion call.
5296 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5297 * tree-vect-transform.c (vectorizable_conversion): New function.
5298 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5299 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5301 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5302 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5303 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5304 or ALTIVEC_BUILTIN_VCFSX.
5306 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5309 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5310 CONST_DOUBLE and operand 0 is a hard register.
5311 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5312 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5313 is a hard floating-point register.
5315 2007-02-10 Richard Henderson <rth@redhat.com>
5316 Jakub Jelinek <jakub@redhat.com>
5317 Alexandre Oliva <aoliva@redhat.com>
5319 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5320 * builtin-types.def (BT_WORD): Make unsigned.
5321 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5322 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5323 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5324 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5325 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5326 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5328 * expr.c (emutls_var_address): New.
5329 (expand_expr_real_1): Expand emulated tls.
5330 (expand_expr_addr_expr_1): Likewise.
5331 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5332 * output.h (emutls_finish): Declare.
5333 * toplev.c (compile_file): Call it.
5334 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5335 address before wrapping in CONST.
5336 * varasm.c (emutls_htab, emutls_object_type): New.
5337 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5338 (get_emutls_object_name, get_emutls_object_type): New.
5339 (get_emutls_init_templ_addr, emutls_decl): New.
5340 (emutls_common_1, emutls_finish): New.
5341 (assemble_variable): When emulating tls, swap decls; generate
5342 constructor for the emutls objects.
5343 (do_assemble_alias): When emulating tls, swap decl and target name.
5344 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5346 * varpool.c (decide_is_variable_needed): Look at force_output.
5347 Recurse for emulated tls.
5348 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5349 with decide_is_variable_needed.
5350 * emutls.c: New file.
5351 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5352 tls_object for real tls.
5354 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5356 PR rtl-optimization/29599
5357 * reload1.c (eliminate_regs_in_insn): Take the destination
5358 mode into account when computing the offset.
5360 2007-02-09 Stuart Hastings <stuart@apple.com>
5361 Richard Henderson <rth@redhat.com>
5363 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5364 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5365 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5366 fixuns_truncdfhi2): New.
5367 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5368 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5369 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5370 (floatunssidf2): Allow nonimmediate source.
5371 * gcc/config/i386/sse.md (movdi_to_sse): New.
5372 (vec_concatv2di): Drop '*'.
5373 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5374 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5375 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5377 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5378 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5379 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5380 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5381 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5382 ix86_build_const_vector.
5383 (x86_emit_floatuns): Rewrite.
5385 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5387 * genautomata.c (longest_path_length): Delete unused function.
5388 (struct state): Delete unused longest_path_length.
5389 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5390 (get_free_state): Delete unused.
5392 2007-02-09 Jan Hubicka <jh@suse.cz>
5394 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5395 * doc/invoke.texi (inline-unit-growth): Update default value.
5397 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5398 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5399 (rebuild_cgraph_edges): Likewise.
5400 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5401 (dump_cgraph_node): Dump frequencies.
5402 (cgraph_clone_edge): Add frequency scales.
5403 (cgraph_clone_node): Add freuqnecy.
5404 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5405 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5406 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5407 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5408 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5409 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5410 (save_inline_function_body): Likewise.
5411 * ipa-inline.c: inluce rtl.h
5412 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5413 (cgraph_edge_badness): Use frequencies.
5414 (cgraph_decide_recursive_inlining): Update clonning.
5415 (cgraph_decide_inlining_of_small_function): Dump frequency.
5416 * predict.c (estimate_bb_frequencies): Export.
5417 * predict.h (estimate_bb_frequencies): Declare.
5418 * tree-inline.c (copy_bb): Watch overflows.
5419 (expand_call_inline): Update call of cgraph_create_edge.
5420 (optimize_inline_calls): Use TODO flags to update frequnecies.
5421 * passes.h: Include predict.h
5422 (init_optimization_passes): Move profile ahead.
5423 (execute_function_todo): Handle TODO_rebuild_frequencies.
5425 2007-02-09 Roger Sayle <roger@eyesopen.com>
5427 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5428 the insbl or inswl pattern into a register.
5430 2007-02-09 Roger Sayle <roger@eyesopen.com>
5432 * config/ia64/ia64.md (bswapdi2): New define_insn.
5434 2007-02-09 Richard Henderson <rth@redhat.com>
5436 * config/i386/constraints.md (Ym): New constraint.
5437 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5438 (movdi_1_rex64): Split sse and xmm general register moves from
5439 memory move alternatives. Use conditional register constraints.
5440 (movsf_1, movdf_integer): Likewise.
5441 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5442 (movdf_integer_rex64): New.
5443 (pushsf_rex64): Fix output constraints.
5444 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5445 (sse2_stored): Likewise.
5446 (sse2_storeq_rex64): New.
5447 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5448 amd and not generic.
5449 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5450 for optimize_size. Remove SF/DFmode hack.
5452 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5454 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5457 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5458 Richard Sandiford <richard@codesourcery.com>
5460 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5461 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5462 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5463 m68k/t-mlib to tmake_file.
5464 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5465 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5466 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5467 Allow it to be cf or m68k. Set m68k_arch_family. If that
5468 variable is not empty, add t-$m68k_arch_family to tmake_file.
5469 Add t-mlibs to tmake_file.
5470 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5471 * config/m68k/t-cf: New file.
5472 * config/m68k/t-m68k: Likewise.
5473 * config/m68k/t-mlibs: Likewise.
5474 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5475 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5476 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5477 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5478 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5480 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5481 (INSTALL_LIBGCC): Delete.
5482 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5483 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5484 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5485 (M68K_MLIB_CPU): Define.
5486 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5487 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5488 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5490 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5491 Richard Guenther <rguenther@suse.de>
5494 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5495 against INT_MIN/INT_MAX.
5496 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5497 file if a loop is removed.
5499 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5501 * calls.c (store_one_arg): Pass correct alignment to
5502 emit_push_insn for non-BLKmode values.
5503 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5504 unaligned stack slot via a suitably aligned slot.
5506 2007-02-08 DJ Delorie <dj@redhat.com>
5508 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5510 (legal_subregs): Use unsigned char, make const.
5511 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5513 2007-02-08 Paul Brook <paul@codesourcery.com>
5515 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5516 special interworking needed.
5518 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5520 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5521 conditional to __SSE2__.
5522 (Entries below should have been added to first ChangeLog
5523 entry for amdfam10 dated 2007-02-05)
5524 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5526 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5528 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5531 2007-02-08 DJ Delorie <dj@redhat.com>
5533 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5534 * config/m32c/m32c.c (legal_subregs): New.
5535 (m32c_illegal_subreg_p): New.
5536 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5537 unsupported subregs of hard regs.
5539 2007-02-08 Jan Hubicka <jh@suse.cz>
5541 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5542 the same one; always update histograms.
5544 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5546 * passes.c (init_optimization_passes): Tidy comment.
5548 2007-02-08 Roger Sayle <roger@eyesopen.com>
5550 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5551 strip zero_extend, bswap and rotates from POCOUNT's argument.
5552 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5553 zero_extend and rotates from PARITY's argument.
5554 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5555 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5556 of an integer constant at compile-time.
5558 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5561 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5563 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5566 * tree-ssa-live.c (remove_unused_locals): Do not remove
5567 TREE_ADDRESSABLE variables.
5568 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5569 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5570 FOR_CLOBBER. Update all users.
5571 If VAR has an associated alias set, add a virtual operand for
5572 it if no alias is found to conflict with the memory reference.
5574 2007-02-07 Jan Hubicka <jh@suse.cz>
5575 Robert Kidd <rkidd@crhc.uiuc.edu>
5577 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5579 2007-02-07 Ian Lance Taylor <iant@google.com>
5581 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5583 2007-02-07 Roger Sayle <roger@eyesopen.com>
5585 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5586 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5587 tablejumpdi, movsi_to_cr_one): Remove constraints from
5588 define_expand's match_operands.
5590 2007-02-07 Roger Sayle <roger@eyesopen.com>
5592 * global.c (compute_regsets): Move declatation of "i" inside of
5593 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5595 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5598 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5599 of INDIRECT_REF <RESULT_DECL>.
5601 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5603 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5604 Kaz Kojima <kkojima@gcc.gnu.org>
5607 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5609 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5611 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5613 * doc/loop.texi: Document possibility not to perform disambiguation
5614 of loops with multiple latches.
5615 * cfgloopmanip.c (alp_enum_p): Removed.
5616 (add_loop): Handle subloops. Use get_loop_body_with_size.
5617 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5618 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5619 the new forwarder block.
5620 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5621 Handle the case latch is NULL.
5622 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5623 when marking loop exits.
5624 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5626 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5627 disambiguate_loops_with_multiple_latches.
5628 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5629 before fix_loop_structure.
5630 * cfgloop.c: Include pointer-set.h and output.h.
5631 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5632 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5633 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5634 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5635 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5636 disambiguate_multiple_latches, get_loop_body_with_size,
5637 disambiguate_loops_with_multiple_latches): New functions.
5638 (flow_loop_dump): Dump multiple latch edges.
5639 (flow_loop_nodes_find): Handle loops with multiple latches.
5640 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5641 (glb_enum_p): Modified.
5642 (get_loop_body): Use get_loop_body_with_size.
5643 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5644 (AVOID_CFG_MODIFICATIONS): New constant.
5645 (disambiguate_loops_with_multiple_latches, add_loop,
5646 get_loop_body_with_size): Declare.
5647 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5649 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5652 * global.c (compute_regsets): New function.
5653 (global_alloc): Refactored ELIMINABLE_REGSET
5654 and NO_GLOBAL_ALLOC_REGS computation out.
5655 (rest_of_handle_global_alloc): Call compute_regsets()
5656 for non-optimizing case.
5658 2007-02-06 Richard Henderson <rth@redhat.com>
5660 * config/i386/constraints.md (Y2): Rename from Y.
5661 (Yi): New constraint.
5662 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5663 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5664 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5665 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5666 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5667 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5668 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5669 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5670 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5671 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5672 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5673 vec_extractv2si_1): Change Y constraints to Y2.
5674 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5675 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5676 Change Y constraints to Y2.
5677 (sse2_loadld): Change Y constraints to x.
5679 2007-02-06 Roger Sayle <roger@eyesopen.com>
5681 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5682 (parity<mode>2): New define_expand using rs6000_emit_parity.
5683 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5684 rs6000_emit_parity): New functions.
5685 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5686 rs6000_emit_parity): Prototype here.
5688 2007-02-06 Ian Lance Taylor <iant@google.com>
5690 * lower-subreg.c (simple_move_operand): Reject CONST.
5691 (resolve_clobber): Call validate_change rather than directly
5692 assigning to XEXP (pat, 0).
5694 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5696 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5697 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5698 (tree-cfg.o): Remove hashtab.h dependency.
5700 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5701 (struct ivopts_data): Change niters to pointer_map_t.
5702 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5703 (niter_for_exit): Create pointer_map on demand. Change for
5705 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5706 (free_loop_data): Destroy data->niters if created and reset field.
5707 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5708 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5710 * tree-ssa-reassoc.c: Include pointer-set.h.
5711 (bb_rank): Change to long *.
5712 (operand_rank): Change to pointer_map_t.
5713 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5714 (insert_operand_rank): Accept long.
5715 (operand_entry_hash, operand_entry_eq): Remove.
5716 (get_rank): Return long. Adjust for changes above.
5717 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5719 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5721 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5722 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5723 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5725 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5726 directly since it cannot be NULL.
5727 (get_vi_for_tree): Rewrite for pointer_map API.
5728 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5729 (init_alias_vars): Create vi_for_tree as pointer_map.
5730 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5732 * tree-cfg.c: Don't include hashtab.h.
5733 (edge_to_cases): Declare as pointer_map.
5734 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5736 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5737 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5738 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5740 (record_switch_edge): Delete.
5741 (get_cases_for_edge): Adjust for pointer_map API, inline
5742 record_switch_edge (rewritten for new API), remove goto.
5744 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5746 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5747 * tree-nested.c: Include pointer-set.h.
5748 (var_map_elt, var_map_eq, var_map_hash): Delete.
5749 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5751 (nesting_info_bitmap_obstack): New.
5752 (lookup_field_for_decl): Adjust for pointer_map API.
5753 (lookup_tramp_for_decl): Adjust for pointer_map API.
5754 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5755 (get_local_debug_decl): Adjust for pointer_map API.
5756 (convert_nl_goto_reference): Adjust for pointer_map API.
5757 (convert_nl_goto_receiver): Adjust for pointer_map API.
5758 (create_nesting_tree): Create outside GGC space. Create bitmap on
5759 the new obstack. Create field_map and var_map as pointer_maps.
5760 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5762 (lower_nested_functions): Move root here, no need to NULL it.
5763 Initialize and release the obstack.
5765 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5767 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5768 Remove prototypes and make them non-static.
5769 (struct tree_int_map): Remove.
5770 * tree.h (struct tree_int_map): Move here, turning TO into an
5772 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5774 * tree.h (TREE_COMPLEXITY): Remove.
5775 (struct tree_exp): Remove complexity field.
5776 * tree.c (build1_stat): Don't set it.
5778 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5779 Victor Kaplansky <victork@il.ibm.com>
5781 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5782 (vect_is_simple_reduction): Support reduction with induction as
5783 one of the operands.
5784 (vect_is_simple_iv_evolution): Fix formatting.
5785 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5786 formatting. Don't mark induction phis for vectorization.
5787 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5788 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5789 (vect_get_vec_def_for_operand): Support induction.
5790 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5792 (vectorizable_reduction): Support reduction with induction as one of
5794 (vectorizable_type_demotion): Use def-type of stmt argument rather
5795 than dummy def-type.
5797 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5798 flag_tree_scev_cprop.
5799 * common.opt (tree-scev-cprop): New flag.
5801 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5802 call to vect_get_new_vect_var.
5804 2007-02-06 Ira Rosen <irar@il.ibm.com>
5806 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5807 vectype is not NULL.
5808 (vect_pattern_recog_1): Likewise.
5810 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5812 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5813 (fold_negate_expr): Likewise.
5815 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5818 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5819 even if cv-qualification is the same.
5821 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5823 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5824 __enable_execute_stack on completion.
5826 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5828 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5829 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5830 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5831 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5832 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5833 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5834 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5835 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5839 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5840 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5841 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5842 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5843 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5844 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5845 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5846 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5847 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5848 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5849 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5850 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5851 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5852 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5853 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5854 sqrtextenddfxf2_i387): Added amdfam10_decode.
5856 * config/i386/athlon.md (athlon_idirect_amdfam10,
5857 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5858 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5859 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5860 athlon_ivector_store_amdfam10): New define_insn_reservation.
5861 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5866 * config/i386/athlon.md (athlon_call_amdfam10,
5867 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5868 define_insn_reservation.
5869 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5870 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5871 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5875 * config/i386/athlon.md (athlon_sseld_amdfam10,
5876 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5877 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5879 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5881 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5882 define_insn_reservation.
5883 * config/i386/i386.md (sseins): Added sseins to define_attr type
5884 and define_attr unit.
5885 * config/i386/sse.md: Set type attribute to sseins for insertq
5888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5890 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5891 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5892 ssecomi_load_amdfam10, ssecomi_amdfam10,
5893 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5894 define_insn_reservation.
5895 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5899 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5900 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5901 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5902 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5903 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5904 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5905 define_insn_reservation.
5907 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5908 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5909 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5910 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5911 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5913 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5915 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5916 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5917 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5918 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5919 athlon_ssemul_load_k8): Added amdfam10.
5921 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5923 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5924 (x86_sse_unaligned_move_optimal): New variable.
5926 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5928 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5929 for unaligned vector SSE double/single precision loads for AMDFAM10.
5931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5933 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5934 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5935 Define TARGET_CPU_DEFAULT_amdfam10.
5936 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5937 (processor_type): Add PROCESSOR_AMDFAM10.
5939 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5940 processor_type in config/i386/i386.h.
5941 Enable imul peepholes for TARGET_AMDFAM10.
5943 * config.gcc: Add support for --with-cpu option for amdfam10.
5945 * config/i386/i386.c (amdfam10_cost): New variable.
5946 (m_AMDFAM10): New macro.
5947 (m_ATHLON_K8_AMDFAM10): New macro.
5948 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5949 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5950 x86_promote_QImode, x86_integer_DFmode_moves,
5951 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5952 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5953 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5954 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5955 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5956 Enable/disable for amdfam10.
5957 (override_options): Add amdfam10_cost to processor_target_table.
5958 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5959 processor_alias_table.
5960 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5961 (ix86_adjust_cost): Add code for amdfam10.
5963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5965 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5966 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5967 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5968 * config/i386/i386.h: Add builtin definition for SSE4A.
5969 * config/i386/i386.md: Add support for ABM instructions
5971 * config/i386/sse.md: Add support for SSE4A instructions
5972 (movntss, movntsd, extrq, insertq).
5973 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5974 Add -march=amdfam10 flag.
5975 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5976 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5978 * doc/extend.texi: Add documentation for SSE4A builtins.
5980 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5982 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5984 2007-02-05 Richard Guenther <rguenther@suse.de>
5986 * tree-vectorizer.h (vectorizable_function): Add argument type
5987 argument, change return type.
5988 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5989 * tree-vect-transform.c (vectorizable_function): Handle extra
5990 argument, return vectorized function decl.
5991 (build_vectorized_function_call): Remove.
5992 (vectorizable_call): Handle calls with result and argument types
5993 differing. Handle loop vectorization factor correctly.
5994 * targhooks.c (default_builtin_vectorized_function): Adjust for
5996 * targhooks.h (default_builtin_vectorized_function): Likewise.
5997 * target.h (builtin_vectorized_function): Add argument type
5999 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6000 extra argument, allow vectorizing of lrintf.
6001 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6002 documentation of target hook.
6004 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6007 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6008 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6009 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6011 2007-02-05 Roger Sayle <roger@eyesopen.com>
6013 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6014 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6015 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6016 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6017 before canonicalizing sincos to cexpi.
6018 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6020 2007-02-05 Roger Sayle <roger@eyesopen.com>
6022 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6023 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6024 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6026 2007-02-05 Roger Sayle <roger@eyesopen.com>
6028 * mips-tfile.c (initialize_init_file): Correct endianness test.
6030 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6032 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6035 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6037 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6038 saves in a PARALLEL before the register assignments.
6040 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6042 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6043 DWARF_FRAME_RETURN_COLUMN to be a general register.
6044 * dwarf2out.c (init_return_column_size): New function, split from...
6045 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6046 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6047 to be nongeneral registers.
6048 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6050 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6051 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6053 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6055 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6057 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6059 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6060 (remove_path): Use can_remove_branch_p and remove_branch instead
6061 of loop_delete_branch_edge.
6062 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6063 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6064 Update profile using scale_dominated_blocks_in_loop.
6065 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6066 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6067 (can_remove_branch_p, remove_branch): Declare.
6068 * tree-cfg.c (tree_can_remove_branch_p): New function.
6069 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6070 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6071 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6073 2007-02-05 Jan Hubicka <jh@suse.cz>
6076 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6077 nodes in cgraph, don't remove offline copy of the function.
6079 2007-02-04 Jan Hubicka <jh@suse.cz>
6081 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6082 vectors might cause maybe_lookup_element_for_expr to be called
6083 on non-sra-candidate.
6085 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6087 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6088 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6089 spelling conventions.
6091 2007-02-04 Richard Guenther <rguenther@suse.de>
6094 * fold-const.c (try_move_mult_to_index): Make sure to not
6095 overflow one dimension of a multi-dimensional array access.
6097 2007-02-04 Jan Hubicka <jh@suse.cz>
6099 * passes.c (init_optimization_passes): Reindent.
6101 2007-02-04 Jan Hubicka <jh@suse.cz>
6102 Eric Botcazou <ebotcazou@adacore.com>
6104 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6105 (execute_fixup_cfg): Break out the abnormal goto code.
6106 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6107 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6108 (optimize_inline_calls): Call make_nonlocal_label_edges.
6110 2007-02-04 Jan Hubicka <jh@suse.cz>
6112 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6113 true when something was changed.
6114 (rename_ssa_copies): When something was changed, do
6115 TODO_remove_unused_locals.
6116 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6117 add TODO_remove_unused_locals when instruction was removed.
6119 2007-02-04 Jan Hubicka <jh@suse.cz>
6121 * ipa-inline.c (try_inline): Improve debug output; work on already
6123 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6124 call try_inline for already inlined edges too when flattening;
6125 inline also functions that make callee growth but overall unit size
6128 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6130 * config/m32c/bitops.md, config/m32c/jump.md,
6131 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6132 config/m32r/m32r.h, config/m32r/m32r.md,
6133 config/m32r/predicates.md, config/m68hc11/larith.asm,
6134 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6135 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6136 config/mips/mips-protos.h, config/mips/mips.c,
6137 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6138 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6139 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6140 spelling conventions.
6142 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6143 Follow spelling conventions.
6145 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6147 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6148 warn about C++0x compatibility.
6150 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6152 * config/h8300/h8300.c, config/h8300/h8300.h,
6153 config/h8300/h8300.md: Follow spelling conventions.
6155 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6158 * combine.c (try_combine): Do not substitute source operand
6159 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6161 2007-02-03 Jan Hubicka <jh@suse.cz>
6163 PR gcov-profile/30650
6164 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6165 do not divide by zero for never executed counters.
6166 (tree_find_values_to_profile): Fix counters.
6167 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6169 2007-02-03 Ian Lance Taylor <iant@google.com>
6171 * lower-subreg.c (simple_move_operand): New static function,
6172 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6174 (simple_move): Call simple_move_operand.
6175 (find_decomposable_subregs): Add special handling of MEMs.
6176 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6177 meaning of return value. If we see a hard register, test whether
6178 it can store a word_mode value. Change all callers.
6180 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6182 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6183 ftrapv insns and expanders.
6184 (subdi3): Change define_expand operand 1 to arith11_operand, and
6185 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6186 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6187 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6191 * varasm.c (notice_global_symbol): Treat global objects as weak when
6194 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6196 * emit-rtl.c (dconstpi): Delete.
6198 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6199 * real.h (dconstpi): Delete.
6201 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6202 (fold_builtin_hypot): Likewise.
6204 2007-02-03 Tom Tromey <tromey@redhat.com>
6207 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6208 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6210 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6212 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6213 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6214 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6215 config/rs6000/cell.md, config/rs6000/darwin.h,
6216 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6217 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6218 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6219 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6220 typos. Follow spelling conventions.
6221 * doc/invoke.texi: Follow spelling conventions.
6223 2007-02-03 Roger Sayle <roger@eyesopen.com>
6225 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6226 canonicalization transformations that attempt to simplify integer
6227 constant comparisons to become comparisons against zero.
6229 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6231 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6233 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6234 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6236 2007-02-02 Mike Stump <mrs@apple.com>
6238 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6239 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6240 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6241 generate a branch island.
6243 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6245 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6246 (xtensa_legitimate_address_p): New.
6247 (xtensa_legitimize_address): New.
6248 (xtensa_output_addr_const_extra): New.
6249 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6251 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6252 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6253 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6254 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6255 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6256 (xtensa_legitimize_address): New.
6257 (xtensa_output_addr_const_extra): New.
6259 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6261 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6263 2007-02-02 Ian Lance Taylor <iant@google.com>
6265 * expmed.c (expand_divmod): Add comment.
6267 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6269 * emit-rtl.c (renumber_insns): Remove.
6270 * flags.h: Remove the extern for flag_renumber_insns.
6271 * rtl.h: Remove the prototype for renumber_insns.
6272 * toplev.c (flag_renumber_insns): Remove.
6274 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6276 Revert for x86 darwin:
6277 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6279 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6280 code before the following patch under TARGET_MACHO.
6281 (ix86_function_value_regno_p): Likewise.
6283 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6285 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6288 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6291 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6292 general or fp registers. Add comments.
6293 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6295 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6297 * pointer-set.c (insert_aux): Only return insertion slot.
6298 (pointer_set_insert): Adjust.
6299 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6300 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6301 pointer_map_traverse): New.
6302 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6303 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6304 pointer_map_contains, pointer_map_traverse): Declare.
6306 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6309 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6310 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6312 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6314 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6316 (struct _dep): New type.
6317 (dep_t): New typedef.
6318 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6319 (DEP_STATUS): New access macro. The macro with the same name was
6320 renamed to DEP_LINK_STATUS.
6321 (dep_init): Declare function
6323 (struct _dep_link): New type.
6324 (dep_link_t): New typedef.
6325 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6326 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6327 (DEP_LINK_STATUS): New macro.
6328 (debug_dep_links): New debug function.
6330 (struct _deps_list): New type.
6331 (deps_list_t): New typedef.
6332 (DEPS_LIST_FIRST): New access macro.
6333 (FOR_EACH_DEP_LINK): New cycle macro.
6334 (create_deps_list, free_deps_list, delete_deps_list): Declare
6336 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6337 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6338 (copy_deps_list_change_con): Ditto.
6340 (move_dep_link): Declare function.
6342 (struct _dep_node): New type.
6343 (dep_node_t): New typedef.
6344 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6346 (struct haifa_insn_data.back_deps): New field to hold backward
6347 dependencies of the insn.
6348 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6350 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6351 Change its type to deps_list_t.
6352 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6353 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6354 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6356 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6358 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6360 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6362 (dep_cost): Declare.
6364 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6365 (ds_to_dk, dk_to_ds): New functions.
6367 (init_dep_1): New static function.
6368 (init_dep): New function.
6369 (copy_dep): New static function.
6371 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6373 (detach_dep_link): New static function.
6374 (move_dep_link): New function.
6376 (dep_links_consistent_p, dump_dep_links): New static functions.
6377 (debug_dep_links): New debugging function.
6379 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6381 (alloc_deps_list, init_deps_list): New static functions.
6382 (create_deps_list): New function.
6383 (clear_deps_list): New static function.
6384 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6385 (deps_list_consistent_p, dump_deps_list): New static functions.
6386 (debug_deps_list): New function.
6387 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6389 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6391 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6392 use new scheduler dependencies lists.
6393 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6394 (sched_analyze): Ditto. Initialize dependencies lists.
6395 (add_forw_dep, compute_forward_dependences): Update to use new
6396 scheduler dependencies lists.
6398 (init_dependency_caches): Init deps_obstack.
6399 (free_dependency_caches): Free deps_obstack.
6401 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6402 new scheduler dependencies lists.
6403 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6404 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6406 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6407 Update to use new scheduler dependencies lists.
6408 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6409 (debug_dependencies): Ditto.
6410 (schedule_region): Update comments.
6412 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6413 scheduler dependencies lists.
6414 (schedule_ebb): Update comments.
6416 * rtl.def (DEPS_LIST): Remove.
6418 * lists.c (unused_deps_list): Remove.
6419 (free_list): Update assertions.
6421 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6422 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6424 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6425 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6427 * haifa-sched.c (comments): Update.
6428 (insn_cost1): Remove. Inline the code into insn_cost ().
6429 (insn_cost): Update to use new scheduler dependencies lists. Move
6430 processing of the dependency cost to dep_cost ().
6431 (dep_cost): New function. Use it instead of insn_cost () when
6432 evaluating cost of the dependency. Use compatible interface to
6433 interact with the target.
6434 (priority): Update to use new scheduler dependencies lists.
6435 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6436 with greater number of insns that depend on the insn.
6437 (schedule_insn): Update to use new scheduler dependencies lists. Add
6438 code to free backward dependencies lists. Inline and optimize code
6439 from resolve_dep () - see PR28071.
6440 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6441 lists. Update call to targetm.sched.is_costly_dependence hook.
6443 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6444 scheduler dependencies lists.
6446 (resolve_dep): Remove. Move the logic to schedule_insn ().
6447 (init_h_i_d): Initialize dependencies lists.
6449 (process_insn_depend_be_in_spec): Rename to
6450 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6452 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6453 Update to use new scheduler dependencies lists.
6454 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6456 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6457 new scheduler dependencies lists.
6458 (build_intra_loop_deps): Ditto.
6460 * target.h (struct _dep): Declare to use in
6461 gcc_target.sched.is_costly_dependence.
6462 (struct gcc_target.sched.adjust_cost): Fix typo.
6463 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6464 single dep_t parameter instead of an equivalent triad.
6465 (struct gcc_target.sched.adjust_cost_2): Remove.
6467 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6469 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6471 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6473 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6475 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6476 (REG_DEP_TRUE): Document.
6478 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6479 Change signature to correspond to the targetm.sched.adjust_cost hook.
6480 Update use in TARGET_SCHED_ADJUST_COST_2.
6481 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6482 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6483 new scheduler dependencies lists.
6484 (ia64_gen_check): Ditto.
6486 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6489 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6490 signature to correspond to the targetm.sched.is_costly_dependence hook.
6491 (is_costly_group): Update to use new scheduler dependencies lists.
6493 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6494 instead of INSN_COST () macro.
6496 2007-02-01 Ian Lance Taylor <iant@google.com>
6498 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6500 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6502 * pa.md (tp_load): Correct mfctl instruction syntax.
6504 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6506 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6507 altivec_padding_size calculation on AIX. Improve comment, add
6508 assert to verify that it's right.
6510 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6513 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6516 * global.c (global_alloc): Add mising initialization of
6519 2007-02-01 Roger Sayle <roger@eyesopen.com>
6521 * alias.c (init_alias_analysis): Correct whitespace.
6522 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6523 partition_hot_cold_basic_blocks): Likewise.
6524 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6525 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6526 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6527 fold_builtin_snprintf_chk, fold_builtin_printf,
6528 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6529 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6530 * cfgcleanup.c (cleanup_cfg): Likewise.
6531 * cfgexpand.c (tree_expand_cfg): Likewise.
6532 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6533 * function.c (get_next_funcdef_no): Likewise.
6534 * gengtype.c (main): Likewise.
6535 * genmodes.c (main): Likewise.
6536 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6537 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6538 * ifcvt.c (noce_emit_move_insn): Likewise.
6539 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6541 * stor-layout.c (get_best_mode): Likewise.
6542 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6543 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6544 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6545 perform_var_substitution, solve_graph): Likewise.
6546 * tree-vrp.c (vrp_finalize): Likewise.
6548 2007-02-01 Ian Lance Taylor <iant@google.com>
6550 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6551 high part of a paradoxical subreg, return a constant zero.
6553 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6555 * toplev.c (lang_dependent_init): Call init_set_costs.
6556 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6558 2007-02-01 Richard Guenther <rguenther@suse.de>
6561 * fold-const.c (fold_negate_expr): Allow negating a
6562 constant if overflow does not change.
6564 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6566 * doc/c-tree.texi (Expression trees): Improve markup.
6567 * doc/tm.texi (Register Classes, Addressing Modes)
6568 (Floating Point): Fix spacing after abbreviations. Fix some
6571 2007-02-01 Ben Elliston <bje@au.ibm.com>
6573 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6574 * doc/contrib.texi: Likewise.
6575 * doc/install.texi: Likewise.
6577 2007-01-31 Richard Henderson <rth@redhat.com>
6578 Ian Lance Taylor <iant@google.com>
6580 * lower-subreg.c: New file.
6581 * rtl.def (CONCATN): Define.
6582 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6584 * emit-rtl.c (update_reg_offset): New static function, broken out
6585 of gen_rtx_REG_offset.
6586 (gen_rtx_REG_offset): Call update_reg_offset.
6587 (gen_reg_rtx_offset): New function.
6588 * regclass.c: Revert patch of 2006-03-05, restoring
6590 (clear_reg_info_regno): New function.
6591 * dwarf2out.c (concatn_loc_descriptor): New static function.
6592 (loc_descriptor): Handle CONCATN.
6593 * common.opt (fsplit_wide_types): New option.
6594 * opts.c (decode_options): Set flag_split_wide_types when
6596 * timevar.def (TV_LOWER_SUBREG): Define.
6597 * rtl.h (gen_reg_rtx_offset): Declare.
6598 (reg_scan_update): Declare.
6599 * regs.h (clear_reg_info_regno): Declare.
6600 * tree-pass.h (pass_lower_subreg): Declare.
6601 (pass_lower_subreg2): Declare.
6602 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6603 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6605 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6606 * Makefile.in (OBJS-common): Add lower-subreg.o.
6607 (lower-subreg.o): New target.
6609 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6611 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6613 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6616 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6618 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6623 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6625 * cfgloop.h: Include vec-prim.h.
6626 (enum li_flags): Remove LI_ONLY_OLD.
6627 (loop_iterator): Changed.
6628 (fel_next, fel_init): Iterate over loop tree.
6629 (FOR_EACH_LOOP_BREAK): New macro.
6630 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6632 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6633 * modulo-sched.c (sms_schedule): Ditto.
6634 * tree-vectorizer.c (vectorize_loops): Ditto.
6635 * doc/loop.texi: Update information on loop numbering and behavior of
6636 FOR_EACH_LOOP wrto new loops.
6637 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6638 add_to_evolution_1): Test nestedness of loops instead of comparing
6640 * tree-chrec.c (chrec_fold_plus_poly_poly,
6641 chrec_fold_multiply_poly_poly, chrec_evaluate,
6642 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6643 reset_evolution_in_loop): Ditto.
6644 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6646 2007-01-31 Dirk Mueller <dmueller@suse.de>
6648 * c-common.c (warn_about_parentheses): Separate warning about
6649 un-parenthized sequence of comparison operators from the one
6650 which is supposed to warn about x <= y <= z.
6652 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6654 * optabs.h (enum optab_index): Add new OTI_isinf.
6655 (isinf_optab): Define corresponding macro.
6656 * optabs.c (init_optabs): Initialize isinf_optab.
6657 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6659 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6660 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6662 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6663 expand_builtin_interclass_mathfn.
6664 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6665 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6666 (fxam<mode>2_i387): New insn pattern.
6667 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6668 built-in functions as x87 inline asm.
6670 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6672 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6674 2007-01-30 Eric Christopher <echristo@apple.com>
6676 * config.gcc: Add geode.
6678 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6680 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6681 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6682 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6683 value-prof.c: Fix comment typos.
6685 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6688 * doc/invoke.texi (Wpointer-arith): Document warning.
6690 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6692 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6693 the list of discrepancies from the draft TR.
6695 2007-01-30 Dirk Mueller <dmueller@suse.de>
6698 * doc/invoke.texi (-Wreturn-type): Update description to
6701 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6703 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6705 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6707 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6708 to handle optabs that operate on floating point input argument and
6709 output to integer output.
6710 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6711 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6712 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6713 expand_builtin_interclass_mathfn ().
6714 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6716 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6717 ilogbl built-in functions as x87 intrinsics.
6719 2007-01-30 Richard Guenther <rguenther@suse.de>
6722 * dwarf2out.c (reference_to_unused): Query varpool if the
6723 variable was output.
6725 2007-01-30 Richard Guenther <rguenther@suse.de>
6728 * passes.c (execute_one_pass): Reset in_gimple_form to not
6729 confuse non-unit-at-a-time mode.
6731 2007-01-29 Roger Sayle <roger@eyesopen.com>
6732 Richard Guenther <rguenther@suse.de>
6734 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6735 avoid undefined behaviour on overflow. Use force_fit_type_double
6736 to construct the constant with the specified TREE_OVERFLOW.
6738 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6740 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6741 * config/dfp-bit.h: Ditto.
6743 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6745 * c-decl.c (pop_scope): Replace warnings with call to
6746 warn_for_unused_label.
6747 * c-common.h (warn_for_unused_label): Declare.
6748 * c-common.c (warn_for_unused_label): Define.
6750 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6752 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6755 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6757 * Makefile.in (USER_H): Remove decfloat.h.
6758 * ginclude/decfloat.h: Delete, moving contents to ...
6759 * ginclude/float.h: Add support for decimal floating point,
6760 guarded by __STDC_WANT_DEC_FP__.
6762 2007-01-29 Mike Stump <mrs@apple.com>
6764 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6765 Analysis and Representation to resolve case insensitive conflict.
6766 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6768 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6770 * tree.h (struct tree_memory_tag): Add aliases member.
6771 (MTAG_ALIASES): New macro.
6772 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6773 (add_may_alias): Remove pointer-set. Update for may_aliases being
6775 (mark_aliases_call_clobbered): Update for may_aliases being a
6777 (compute_tag_properties): Ditto.
6778 (create_partition_for): Ditto.
6779 (compute_memory_partitions): Ditto.
6780 (dump_may_aliases_for): Ditto.
6781 (is_aliased_with): Ditto.
6782 (add_may_alias_for_new_tag): Ditto.
6783 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6784 (compute_is_aliased): New function.
6785 (compute_may_aliases): Call compute_is_aliased).
6786 (init_alias_info): Initialize alias_bitmap_obstack.
6787 (union_alias_set_into): New function.
6788 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6789 (have_common_aliases_p): Rewrite to take two bitmaps and use
6791 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6793 (finalize_ref_all_pointers): Update for add_may_alias changes.
6794 (new_type_alias): Ditto.
6795 * tree-flow-inline.h (may_aliases): Return a bitmap.
6796 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6797 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6798 may_aliases being a bitmap.
6799 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6800 may_aliases now returns a bitmap.
6801 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6803 * tree-ssa-operands.c (add_virtual_operand): Update for
6804 may_aliases being a bitmap.
6806 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6808 PR tree-optimization/30630
6809 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6810 variable as changed.
6812 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6815 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6816 expanded only once even if an error occurs.
6818 2007-01-29 Ben Elliston <bje@au.ibm.com>
6820 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6821 (__gcov_average_profiler): Likewise.
6822 (__gcov_ior_profiler): Likewise.
6823 (__gcov_merge_ior): Likewise.
6825 2007-01-28 Jan Hubicka <jh@suse.cz>
6827 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6828 * value-prof.c (stringop_block_profile): Likewise.
6830 2007-01-28 Jan Hubicka <jh@suse.cz>
6832 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6833 variant handling histograms; add wrapper.
6834 (clear_storage_via_libcall): Export.
6835 (emit_block_move_hints): Break out from ...; add histograms.
6836 (emit_block_move): ... this one.
6837 (clear_storage_hints): Break out from ...; add histograms.
6838 (clear_storage): ... this one.
6839 (set_storage_via_memset): Handle histogram.
6840 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6841 (clear_storage_hints, clear_storage_via_libcall): Declare.
6842 (set_storage_via_setmem): Update prototype.
6843 * doc/md.texi (movmem, setmem): Document new arguments.
6845 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6847 (stringop_block_profile): New global function.
6848 (tree_stringops_values_to_profile): Profile block size and alignment.
6849 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6851 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6852 (stringop_block_profile): Declare.
6853 * builtins.c: Include value-prof.h.
6854 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6855 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6856 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6857 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6858 * profile.c (instrument_values): Add new counters.
6859 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6861 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6862 (tree_init_edge_profiler): Build new profilers.
6863 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6864 (pass_tree_profile): Add dump.
6865 (tree_profile_hooks): Update.
6866 * Makefile.in (LIBGCOV): Add new constants.
6867 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6868 __gcov_ior_profiler): New.
6869 * i386.md (movmem/setmem expanders): Add new optional arguments.
6871 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6873 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6875 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6877 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6878 (tree_unswitch_single_loop): Pass eni_size_weights to
6879 tree_num_loop_insns.
6880 * tree-ssa-loop-manip.c: Include tree-inline.h.
6881 (can_unroll_loop_p): Pass eni_size_weights to
6882 tree_num_loop_insns.
6883 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6884 Pass eni_size_weights to estimate_num_insns.
6885 * tree.h (init_inline_once): Export.
6886 * toplev.c (backend_init): Call init_inline_once.
6887 * cgraphunit.c (cgraph_process_new_functions,
6888 cgraph_analyze_function): Pass eni_inlining_weights to
6890 * ipa-inline.c (compute_inline_parameters): Ditto.
6891 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6892 to estimate_num_insns.
6893 (try_unroll_loop_completely): Pass eni_size_weights to
6894 tree_num_loop_insns.
6895 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6896 ot estimate_num_insns.
6897 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6898 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6899 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6900 eni_time_weights): New variables.
6901 (init_inline_once): Initialize them.
6902 (struct eni_data): Mew.
6903 (estimate_num_insns_1, estimate_num_insns): Use weights.
6904 * tree-inline.h (struct eni_weights_d): New.
6905 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6906 (estimate_num_insns): Declaration changed.
6907 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6908 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6909 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6911 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6913 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6914 relations in the conflict function is valid.
6916 2007-01-27 Ian Lance Taylor <iant@google.com>
6918 * common.opt: Add fstrict-overflow.
6919 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6920 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6921 (TYPE_OVERFLOW_UNDEFINED): Define.
6922 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6924 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6925 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6926 (fold_negate_expr): Likewise.
6927 (make_range): Likewise.
6928 (extract_muldiv_1): Likewise.
6929 (maybe_canonicalize_comparison): Likewise.
6930 (fold_comparison): Likewise.
6931 (fold_binary): Likewise.
6932 (tree_expr_nonnegative_p): Likewise.
6933 (tree_expr_nonzero_p): Likewise.
6934 * tree-vrp.c (compare_values): Likewise.
6935 (extract_range_from_binary_expr): Likewise.
6936 (extract_range_from_unary_expr): Likewise.
6937 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6939 (nowrap_type_p): Likewise.
6940 * tree-scalar-evolution.c (simple_iv): Likewise.
6941 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6942 (build_range_check): Likewise.
6943 (extract_muldiv_1): Likewise.
6944 (fold_comparison): Likewise.
6945 * tree-vrp.c (vrp_int_const_binop): Likewise.
6946 (extract_range_from_unary_expr): Likewise.
6947 * convert.c (convert_to_integer): Likewise.
6948 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6949 (fold_comparison): Likewise.
6950 (fold_binary): Likewise.
6951 * optabs.c (optab_for_tree_code): Likewise.
6952 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6953 * simplify-rtx.c (simplify_const_relational_operation): Check
6954 flag_strict_overflow and flag_trapv.
6955 (simplify_const_relational_operation): Likewise.
6956 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6957 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6960 2007-01-27 Roger Sayle <roger@eyesopen.com>
6962 * tree.c (tree_fold_gcd): Delete.
6963 * tree.h (tree_fold_gcd): Remove prototype.
6964 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6965 test whether one constant integer is a multiple of another. Instead
6966 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6967 * fold-const.c (multiple_of_p): We've determined both TOP and
6968 BOTTOM are integer constants so we can call int_const_binop directly
6969 instead of the more generic const_binop.
6971 2007-01-27 Roger Sayle <roger@eyesopen.com>
6973 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6974 1*X check that the constant hasn't overflowed, to preserve the
6976 (round_up): Provide an efficient implementation when rouding-up an
6977 INTEGER_CST to a power-of-two.
6979 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6981 * doc/sourcebuild.texi: Add comma for clarity.
6982 * doc/extend.texi: Fix some typos.
6983 * doc/passes.texi: Likewise.
6984 * doc/cppinternals.texi: Likewise.
6985 * doc/c-tree.texi: Likewise.
6986 * doc/tree-ssa.texi: Likewise.
6987 * doc/install.texi: Likewise.
6989 2007-01-27 Jan Hubicka <jh@suse.cz>
6991 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6992 (pass_sra): Do not require alias information.
6993 * passes.c (init_optimization_passes): Add SRA
6995 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6997 * tracer.c (rest_of_handle_tracer): We already cleaned
6998 up the CFG in tracer() so don't do it here again.
6999 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7000 cleanup_cfg here, either. And don't call renumber_insns.
7002 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7003 and BB_HEAD are in the insn stream here. Instead make sure
7004 that BB_INSN is valid on all insns. Also, do check here that
7005 there are no pending branch predictions...
7006 (rtl_verify_flow_info): ...instead of doing it here. Checks
7007 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7010 2007-01-26 Roger Sayle <roger@eyesopen.com>
7012 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7013 function to simplify/factorize operand order canonicalization.
7014 (ix86_fixup_binary_operands): Reorganize using the above function.
7015 (ix86_binary_operator_ok): Likewise.
7017 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7019 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7020 file scope from optimize_attrs.
7021 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7023 (optimize_attrs): Clear insn_code_values after freeing it.
7025 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7027 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7028 a parts.base assignment.
7030 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7032 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7033 (compute_subscript_distance, initialize_data_dependence_relation,
7034 finalize_ddr_dependent, analyze_ziv_subscript,
7035 analyze_siv_subscript_cst_affine,
7036 compute_overlap_steps_for_affine_univar,
7037 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7038 analyze_siv_subscript, analyze_miv_subscript,
7039 analyze_overlapping_iterations, subscript_dependence_tester_1,
7040 compute_self_dependence, free_dependence_relation): Work
7041 with affine_fn instead of chrecs.
7042 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7043 common_affine_function, affine_function_base,
7044 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7045 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7046 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7047 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7048 (all_chrecs_equal_p): Removed.
7049 * tree-data-ref.h (affine_fn, conflict_function): New types.
7050 (struct subscript): Change type of conflicting_iterations_in_a
7051 and conflicting_iterations_in_b.
7053 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7056 * config/pa/pa.h (TARGET_HPUX_11): New.
7057 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7058 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7060 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7061 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-structalias.c (solve_graph): Handle case
7064 we merged the variable to another.
7066 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7068 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7071 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7072 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7074 2007-01-25 DJ Delorie <dj@redhat.com>
7076 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7077 allow changes to modes which don't fit in those registers.
7079 * reload1.c (choose_reload_regs): Check for invalid subregs before
7080 computing their locations, not after.
7082 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7085 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7086 save Altivec registers in an eh_return function.
7087 (compute_vrsave_mask): Likewise.
7088 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7089 for saving Altivec registers.
7090 (rs6000_emit_prologue): Don't allocate stack twice in
7091 eh_return function. Correct expected value of altivec_save_offset
7092 when using save_world. Describe save of R0 to stack when using
7093 save_world. Describe stack pointer adjustment when using
7094 save_world. Remove duplicated eh_return parameter register saving.
7095 Update sp_offset variable after save_world.
7096 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7098 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7099 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7102 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7104 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7106 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7109 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7110 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7112 2007-01-25 Richard Guenther <rguenther@suse.de>
7114 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7115 * common.opt (-Wcoverage-mismatch): New warning option.
7116 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7117 if -Wcoverage-mismatch is given.
7119 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7121 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7122 (ipcp_driver): Change to static definition.
7123 Add dumping of the ifunctions.
7124 (constant_val_insert): Remove unused parameter. Support for SSA.
7125 (ipcp_propagate_const): Support for SSA.
7126 (ipcp_profile_bb_print): Print only analyzed nodes.
7127 (ipcp_replace_map_create): Remove support for Fortran constant
7129 * ipa-prop.c (ipa_method_modify_stmt,
7130 ipa_callsite_compute_param): Support for SSA.
7131 * ipa-prop.h (ipcp_driver): Remove declaration.
7132 (IS_VALID_TREE_MAP_INDEX): Add define.
7134 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7136 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7138 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7141 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7142 constant argument to cabs and do it without checking for
7143 -funsafe-math-optimizations.
7145 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7147 * c-common.h (RID_FIRST_CXX0X): New.
7148 (RID_LAST_CXX0X): New.
7149 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7151 * c.opt (Wc++0x-compat): New.
7152 * doc/invoke.texi (-Wc++0x-compat): Document.
7154 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7156 * builtins.c (fold_builtin_carg): New.
7157 (fold_builtin_1): Use it.
7159 2007-01-24 Jan Hubicka <jh@suse.cz>
7161 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7163 * ipa-inline.c (initial_insns, max_insns): Delete.
7164 (compute_max_insns): New function.
7165 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7166 of insns as base for code growth.
7167 (cgraph_decide_inlining): Make initial_insns local; do not compute
7169 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7170 * doc/invoke.texi (inline-unit-growth): Update docs.
7172 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7174 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7175 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7176 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7177 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7178 for CPUs that have PTA_CX16 set.
7181 * gimplify.c (omp_check_private): New function.
7182 (gimplify_scan_omp_clauses): Use it for
7183 firstprivate/lastprivate/reduction.
7186 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7187 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7190 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7191 If lower_lastprivate_clauses emits some statements, append them
7192 to dlist rather than body_p and to body_p append an initializer.
7193 (lower_omp_for): Adjust caller.
7195 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7197 * target.h (globalize_decl_name): New.
7198 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7199 * output.h (default_globalize_decl_name): New.
7200 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7202 (globalize_decl): Ditto.
7203 (default_globalize_decl_name): New.
7204 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7205 (ia64_handle_version_id_attribute): New.
7206 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7207 (ia64_asm_output_external): Use globalize_decl_name instead
7209 * doc/extend.texi (version_id): New pragma.
7210 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7212 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7214 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7215 _uleb128_t and _Unwind_SWord with _sleb128_t.
7216 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7217 uw_frame_state_for, uw_update_context_1): Likewise.
7218 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7219 * unwind-pe.h (read_uleb128, read_sleb128,
7220 read_encoded_value_with_base): Likewise.
7221 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7223 2007-01-24 Richard Guenther <rguenther@suse.de>
7225 * builtins.c (expand_builtin_cexpi): Get the fndecl
7226 for cexp in the correct way.
7228 2007-01-24 Jan Hubicka <jh@suse.cz>
7230 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7232 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7234 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7235 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7236 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7237 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7238 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7239 __SIZEOF_PTRDIFF_T__.
7240 * doc/cpp.texi: Documentation for the new builtin macros added.
7242 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7244 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7245 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7246 instead of operands[2] to avoid access past the end of array.
7248 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7250 * reload1.c (emit_reload_insns): Pass the reload register
7251 for a non-spill output reload through forget_old_reloads_1.
7253 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7256 _SOFT_DOUBLE if doubles use software floating-point.
7257 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7258 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7259 * config/rs6000/darwin-ldouble.c: Also compile functions for
7260 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7261 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7262 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7263 commented-out long double override.
7264 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7265 * config/rs6000/eabispe.h: Likewise.
7266 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7267 long double for non-SPE.
7268 (rs6000_handle_option): Likewise.
7269 (invalid_e500_subreg): Disallow more subregs involding DImode,
7270 DFmode, TImode or TFmode.
7271 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7273 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7275 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7276 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7278 (rs6000_legitimate_address): Also check for TFmode for E500
7280 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7281 (spe_build_register_parallel): Handle TFmode and TCmode.
7282 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7284 (function_arg): Handle TFmode and TCmode for E500 double.
7285 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7287 (print_operand): Handle TFmode and TImode for %y.
7288 (rs6000_generate_compare): Handle TFmode comparisons for E500
7290 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7291 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7292 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7293 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7294 TFmode for E500 double.
7295 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7296 (floatsidf2): Enable for E500 double.
7297 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7298 (extenddftf2): Change to extenddftf2_fprs.
7299 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7300 depending on TARGET_E500_DOUBLE.
7301 (extendsftf2): Enable for E500 double.
7302 (trunctfdf2): Enable for E500 double.
7303 (trunctfsf2): Change to trunctfsf2_fprs.
7304 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7305 depending on TARGET_E500_DOUBLE.
7306 (floatsitf2): Enable for E500 double.
7307 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7308 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7309 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7310 (negtf2): Change to negtf2_internal.
7311 (negtf2): New expander.
7312 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7313 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7314 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7315 (movdi_internal32): Use rs6000_nonimmediate_operand.
7316 (unnamed splitter): Likewise.
7317 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7318 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7319 (SPE64TF, DITI): New mode macros.
7320 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7323 (frob_<mode>_di_2): New.
7324 (frob_tf_di_8_2): New.
7325 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7327 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7329 (frob_ti_<mode>_8_2): New.
7330 (frob_ti_tf_2): New.
7331 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7332 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7334 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7335 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7336 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7337 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7338 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7339 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7342 2007-01-23 Ian Lance Taylor <iant@google.com>
7344 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7346 (OBJS-archive): Reformat, alphabetize.
7347 (OBJS): Change out_object_file to OBJS-md.
7349 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7351 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7352 JUMP_P and CALL_P predicates where applicable.
7353 * config/i386/i386.c: Ditto.
7354 * config/i386/i386.md: Ditto.
7355 * config/i386/mmx.md: Ditto.
7356 * config/i386/predicates.md: Ditto.
7358 2007-01-22 Andreas Schwab <schwab@suse.de>
7360 * config/m68k/m68k.h: Fix comment.
7362 2007-01-22 Jan Hubicka <jh@suse.cz>
7364 * passes.c (init_optimization_passes): Do not rerun
7365 pass_early_warn_uninitialized.
7367 2007-01-22 Richard Guenther <rguenther@suse.de>
7369 PR tree-optimization/30038
7370 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7372 (execute_cse_sincos_1): Likewise.
7373 (execute_cse_sincos): Likewise.
7374 (gate_cse_sincos): Likewise.
7375 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7376 the cexpi() canonicalization of sincos().
7377 * tree-pass.h (pass_cse_sincos): Declare.
7378 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7380 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7382 PR rtl-optimization/29329
7383 * combine.c (replaced_rhs_insn): Rename to i2mod.
7384 (replaced_rhs_value): Rename to i2mod_new_rhs.
7385 (i2mod_old_rhs): New global variable.
7386 (combine_instructions): Adjust for above change. Save a copy of
7387 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7388 note are substituted in the second instruction.
7389 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7390 ditch the note if it pertains to the second eliminated register
7391 and this register is mentioned in i2mod_old_rhs.
7394 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7396 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7397 the insn to which the note was originally attached.
7399 2007-01-21 Jan Hubicka <jh@suse.cz>
7401 * ipa-inline.c (inlining_mode): Comment, move up.
7402 (cgraph_decide_inlining_incrementally): Do not perform inlining
7403 itself; fix handling of flattening of self recursive functions.
7404 (cgraph_find_cycles): Remove.
7405 (cgraph_flatten_node): Remove.
7406 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7407 (try_inline): New function.
7408 (cgraph_early_inlining): Update call of
7409 cgraph_decide_inlining_incrementally. Apply inlining here.
7410 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7412 2007-01-21 Dirk Mueller <dmueller@suse.de>
7415 * tree-vrp.c (check_array_bounds): do not warn
7416 about ADDR_EXPR's of ARRAY_REF's which are immediately
7417 used in binary expressions.
7419 2007-01-21 Ira Rosen <irar@il.ibm.com>
7421 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7422 read_write_dep and macros for its access.
7423 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7424 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7425 argument, call vect_check_interleaving for every independent pair of
7426 data-refs. Mark loads that access the same memory location as a store
7428 (vect_check_dependences): Remove.
7429 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7430 call, fix the call to vect_analyze_data_ref_dependence.
7431 (vect_analyze_data_ref_access): For statements that access the same
7432 data-ref, check that they are not stores; for loads, check that there
7433 is no store that access the same location.
7435 2007-01-20 Roger Sayle <roger@eyesopen.com>
7436 Joseph Myers <joseph@codesourcery.com>
7438 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7439 (-fdump-rtl-stack): Likewise.
7440 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7441 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7442 (-mpt-fixed): Use @minus{} for minus sign.
7443 (Using Precompiled Headers): Fix under/overfull hbox.
7445 2007-01-20 Jan Hubicka <jh@suse.cz>
7447 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7448 place within annotation.
7450 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7452 * pa.c (output_move_double): Change array size of xoperands to 4.
7454 2007-01-20 Jan Hubicka <jh@suse.cz>
7456 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7459 2007-01-19 Ian Lance Taylor <iant@google.com>
7461 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7462 constant to unsigned HOST_WIDE_INT before negating.
7464 2007-01-19 Ian Lance Taylor <iant@google.com>
7466 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7468 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7469 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7470 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7471 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7472 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7473 (realloc_vdef, realloc_vuse): Change second parameter to
7475 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7477 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7478 unsigned. Change x and lim locals to unsigned.
7479 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7481 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7482 (copy_virtual_operands): Change i and n locals to unsigned.
7484 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7487 * builtins.c (fold_builtin_1): Handle builtin fdim.
7489 2007-01-20 Jan Hubicka <jh@suse.cz>
7491 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7492 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7493 init_alias_heapvars.
7494 (init_alias_heapvars): Initialize only when not already initialized.
7495 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7497 2007-01-19 Roger Sayle <roger@eyesopen.com>
7499 * common.opt (fsigned-zeros): New command line option.
7500 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7501 of flag_unsafe_math_optimizations.
7502 * opts.c (set_fast_math_flags): The -ffast-math command line option
7503 implies -fno-signed-zeros.
7504 (fast_math_flags_set_p): Likewise.
7506 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7507 the documentation of -ffast-math appropriately. Wrap long lines.
7509 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7511 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7512 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7514 2007-01-19 Tomas Bily <tbily@suse.cz>
7516 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7518 (tree_init_ic_make_global_vars): New function
7519 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7520 (tree_gen_ic_profiler): New function
7521 (tree_gen_ic_func_profiler): New function
7522 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7523 (tree_profile_hooks): Added hook for indirec/virtual calls
7524 * value-prof.c (tree_find_values_to_profile): New case for
7526 (tree_values_to_profile): Call for determining indirect/virtual
7528 (tree_indirect_call_to_profile): New function
7529 (tree_ic_transform): New function
7530 (tree_ic): New function
7531 (find_func_by_pid): New function
7532 (init_pid_map): New function
7533 (tree_value_profile_transformations): Added check for
7534 indirect/virtual call transformation
7535 * value-prof.h (enum hist_type): New counter type for
7536 indirect/virtual calls
7537 (profile_hooks): Added new hook for profiling indirect/virtual
7539 * profile.c (instrument_values): New case for indirect/virtual
7541 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7542 (GCOV_COUNTER_V_INDIR): New counter type
7543 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7544 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7546 * cgraph.c: Definition of cgraph_max_pid
7547 (cgraph_create_node): Default init of pid attribute
7548 * cgraph.h: Declaration of cgraph_max_pid
7549 (struct cgraph_node): Added pid attribute
7550 * libgcov.c (__gcov_indirect_call_profiler): New function
7551 (__gcov_one_value_profiler_body): New function
7552 (__gcov_one_value_profiler): Body was moved to
7553 __gcov_one_value_profiler_body and calls it
7555 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7557 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7558 * gengtype.c (write_types_data, write_func_for_structure,
7559 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7560 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7561 (walk_type, write_func_for_structure): Generate the mark_hook if
7564 2007-01-19 Jan Hubicka <jh@suse.cz>
7566 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7567 'early' argument take inlining mode argument specifying whether to
7568 inline for size/speeed or all functions; add support for flattening;
7570 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7572 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7575 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7576 the name of the declared identifier.
7578 2007-01-19 Dirk Mueller <dmueller@suse.de>
7580 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7581 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7582 duplicate evaluation.
7584 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7587 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7588 to XFMode, use acosxf2 and truncate result to requested mode.
7589 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7590 (asin<mode>2): Similarly, with asin expanders.
7591 (*fscalexf4_i387): Rename from *fscalexf4.
7592 (expNcorexf3): New expander.
7593 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7594 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7595 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7596 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7597 patterns for SSE math.
7598 (exp10<mode>2): Similarly, with exp10 expanders.
7599 (exp2<mode>2): Similarly, with exp2 expanders.
7600 (expm1<mode>2): Similarly, with expm1 expanders.
7601 (ldexp<mode>3): Similarly, with ldexp expanders.
7602 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7603 Use gen_truncxf<mode>2_i387_noop to truncate result.
7605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7607 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7608 for ColdFire targets.
7610 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7611 Richard Sandiford <richard@codesourcery.com>
7613 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7614 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7615 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7616 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7617 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7618 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7622 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7623 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7624 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7625 (*adddi_dilshr32_cf): New pattern.
7626 (adddi3, subdi3): Remove first alternatives.
7628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7630 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7631 implemented using move.l, do not use its cc result for floating-point
7634 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7636 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7637 from accepting 's' constraints if flag_pic.
7639 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7641 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7642 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7643 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7644 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7646 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7648 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7649 ColdFire alternatives.
7650 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7651 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7652 architectures that support ff1 instruction.
7654 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7655 Julian Brown <julian@codesourcery.com>
7657 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7658 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7659 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7664 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7666 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7667 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7668 HOST_WIDE_INT instead of an rtx.
7669 (m68k_rtx_costs): Update call accordingly.
7670 (output_move_const_into_data_reg): Likewise. Fix formatting.
7671 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7673 (output_move_simode_const): Update calls after above changes.
7674 Rework to use automatic variables and predicates like MEM_P.
7675 * config/m68k/m68k.md (pushexthisi_const): Update call to
7678 2007-01-19 Dirk Mueller <dmueller@suse.de>
7680 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7683 2007-01-19 Richard Guenther <rguenther@suse.de>
7685 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7686 via cexp in case sincos is not available.
7688 2007-01-19 Richard Guenther <rguenther@suse.de>
7690 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7691 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7692 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7693 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7694 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7695 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7696 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7697 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7699 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7701 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7703 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7704 (atan2xf3): Directly generate RTL pattern.
7705 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7706 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7707 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7708 disable patterns for SSE math.
7709 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7710 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7711 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7712 disable patterns for SSE math.
7714 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7716 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7718 2007-01-18 Roger Sayle <roger@eyesopen.com>
7720 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7721 VIEW_CONVERT_EXPR to the same type as it's operand.
7723 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7725 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7726 configured for long double 128.
7728 2007-01-18 Mike Stump <mrs@apple.com>
7730 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7733 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7735 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7738 2007-01-18 Jan Hubicka <jh@suse.cz>
7740 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7741 greater than NUM_VOP_FREE_BUCKETS.
7743 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7745 * tree-ssa-structalias.c: Update comments.
7746 (ptabitmap_obstack): Removed.
7748 (oldpta_obstack): Ditto.
7749 (stats): Add a few members.
7750 (struct variable_info): Remove node, complex, address_taken, and
7751 indirect_target members. Add oldsolution member.
7752 (new_var_info): Do not initialize removed members.
7753 (constraint_expr_type): Remove INCLUDES.
7754 (constraint_graph): Add size, implicit_preds, rep,
7755 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7756 (FIRST_REF_NODE): New macro.
7757 (LAST_REF_NODE): Ditto.
7758 (FIRST_ADDR_NODE): Ditto.
7759 (find): New function.
7761 (dump_constraint): Do not handle INCLUDES.
7762 (insert_into_complex): Do not insert duplicate constraints.
7763 (condense_varmap_nodes): Renamed and rewritten into ...
7764 (merge_node_constraints): This. Also fix bug in handling of
7765 offseted copy constraints.
7766 (clear_edges_for_node): No longer need to deal with preds at all,
7767 or removing associated preds/succs.
7768 (merge_graph_nodes): Deal with indirect_cycles.
7769 Don't deal with predecessors.
7770 (add_implicit_graph_edge): New function.
7771 (add_pred_graph_edge): Ditto.
7772 (add_graph_edge): Don't deal with predecessors.
7773 (build_constraint_graph): Removed.
7774 (build_pred_graph): New function.
7775 (build_succ_graph): Ditto.
7776 (struct scc_info): Removed in_component. Added roots, dfs, and
7777 node_mapping. Remove visited_index, unification_queue.
7778 (scc_visit): Deal with union-find we do now.
7779 Deal with cycles with REF nodes.
7780 (collapse_nodes): Renamed and rewritten to ...
7781 (unify_nodes): This.
7782 (process_unification_queue): Removed.
7783 (topo_visit): Cleanup
7784 (do_da_constraint): Use find.
7785 (do_sd_constraint): Ditto.
7786 (do_ds_constraint): Ditto.
7787 (do_complex_constraint): Ditto.
7788 (init_scc_info): Update for removed and added members.
7789 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7790 (find_indirect_cycles): This.
7791 (equivalence_class): New variable.
7792 (label_visit): New function.
7793 (perform_variable_substitution): Rewritten.
7794 (free_var_substitution_info): New function.
7795 (find_equivalent_node): Ditto.
7796 (move_complex_constraints): Ditto.
7797 (eliminate_indirect_cycles): Ditto.
7798 (solve_graph): Only propagate changed bits.
7799 Use indirect cycle elimination.
7801 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7802 (tree_id_eq): Renamed to ...
7803 (tree_vi_eq): This. Update for member change
7804 (insert_id_for_tree): Renamed and rewritten to ...
7805 (insert_vi_for_tree): This.
7806 (lookup_id_for_tree): Renamed and rewritten to ...
7807 (lookup_vi_for_tree): This.
7808 (get_id_for_tree): Renamed and rewritten to ...
7809 (get_vi_for_tree): Ditto.
7810 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7811 (process_constraint): Don't handle INCLUDES.
7812 Remove special ADDRESSOF case.
7813 (find_func_aliases): Rewrite to use vi functions instead of id
7815 (create_function_info_for): Ditto.
7816 (create_variable_info_for): Ditto.
7817 (intra_create_variable_infos): Ditto.
7818 (merge_smts_into): Ditto.
7819 (find_what_p_points_to): Ditto.
7820 (init_base_vars): Ditto.
7821 (init_alias_vars): Ditto.
7822 (remove_preds_and_fake_succs): New function.
7823 (dump_sa_points_to_info): Dump new stats.
7824 (dump_solution_for_var): Use find.
7825 (set_used_smts): Fix formatting.
7826 (compute_points_to_sets): Updated for new functions.
7827 (ipa_pta_execute): Ditto.
7829 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7830 Richard Sandiford <richard@codesourcery.com>
7832 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7834 * calls.c (expand_call): If the return value is a PARALLEL,
7835 extract its first member.
7836 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7837 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7838 use FUNCTION_EXTRA_EPILOGUE.
7839 (m68k_function_value): Return a PARALLEL if the return value
7840 is of a pointer type.
7841 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7842 (FUNCTION_EXTRA_EPILOGUE): Remove.
7843 * config/m68k/m68k.md (D0_REG): New constant.
7845 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7847 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7848 output a NOP for empty epilogues.
7850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7852 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7853 before function. Extend register save check to include all
7854 registers, not just integer ones.
7856 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7858 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7859 (m68k_use_return_insn): ...this.
7860 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7861 * config/m68k/m68k.c (use_return_insn): Rename to...
7862 (m68k_use_return_insn): ...this.
7863 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7866 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7868 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7869 nearest even, fix denormal rounding overflow.
7871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7873 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7874 f%$smove and f%$move.
7875 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7876 (extendsfdf2_cf): Use fdmove instead of f%&move.
7877 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7878 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7880 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7882 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7887 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7888 (coldfire_single_format): Declare.
7889 (coldfire_double_format): Likewise.
7890 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7891 of qnan_msb_set to determine the lower bits of a canonical
7893 (encode_ieee_double): Likewise.
7894 (encode_ieee_quad): Likewise.
7895 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7896 (mips_single_format): Likewise.
7897 (ieee_double_format): Likewise.
7898 (mips_double_format): Likewise.
7899 (ieee_extended_motorola_format): Likewise.
7900 (ieee_extended_intel_96_format): Likewise.
7901 (ieee_extended_intel_128_format): Likewise.
7902 (ieee_extended_intel_96_round_53_format): Likewise.
7903 (ibm_extended_format): Likewise.
7904 (mips_extended_format): Likewise.
7905 (ieee_quad_format): Likewise.
7906 (mips_quad_format): Likewise.
7907 (vax_f_format): Likewise.
7908 (vax_d_format): Likewise.
7909 (vax_g_format): Likewise.
7910 (i370_single_format): Likewise.
7911 (i370_double_format): Likewise.
7912 (decimal_single_format): Likewise.
7913 (decimal_double_format): Likewise.
7914 (decimal_quad_format): Likewise.
7915 (c4x_single_format): Likewise.
7916 (c4x_extended_format): Likewise.
7917 (real_internal_format): Likewise.
7918 (coldfire_single_format): New real_format.
7919 (coldfire_double_format): Likewise.
7920 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7921 canonical_nan_lsbs_set.
7922 (pdp11_d_format): Likewise.
7923 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7924 if TARGET_COLDFIRE_CPU.
7926 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7928 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7929 (output_call, m68k_legitimize_call_address): Declare.
7930 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7931 parenthesees. Add support for a 'W' constraint.
7932 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7933 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7934 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7935 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7937 (override_options): Initialize them. Do not set flag_no_function_cse
7938 for TARGET_ID_SHARED_LIBRARY.
7939 (m68k_output_pic_call): Delete.
7940 (m68k_legitimize_call_address): New function.
7941 (print_operand): Remove the %o prefix. Handle the %p prefix.
7942 (output_call): New function.
7943 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7944 target address from the GOT if symbolic jumps are not allowed.
7945 * config/m68k/m68k.md (call, general_operand): Do not set
7946 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7947 Merge separate flag_pic and !flag_pic define_insns into...
7948 (*call, *call_value): ...these new patterns. Match the address
7949 rather than the containing MEM and require it to be a call_operand.
7950 Use output_call to generate the asm template.
7951 * config/m68k/predicates.md (const_call_operand): New predicate.
7952 (call_operand): Likewise.
7954 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7956 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7957 (STACK_GROWS_DOWNWARD): Define to 1.
7958 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7959 comments, emphasizing that these values are only defaults.
7960 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7961 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7963 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7965 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7967 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7968 Richard Sandiford <richard@codesourcery.com>
7970 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7971 (FP_REGNO_P): New macros.
7972 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7973 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7974 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7975 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7979 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7980 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7982 * config/m68k/t-floatlib: New file, extracting common code from...
7983 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7984 * config/m68k/t-uclinux: Here.
7985 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7986 routines on ColdFire targets.
7988 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7990 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7991 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7992 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7993 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7994 explicitly set MOTOROLA to 1.
7995 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7998 Nathan Sidwell <nathan@codesourcery.com>
8000 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8001 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8002 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8003 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8004 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8005 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8006 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8007 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8008 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8009 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8010 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8011 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8012 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8013 (DBX_REGISTER_NUMBER): Delete.
8014 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8015 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8016 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8018 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8020 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8021 * config/flat.h: New file.
8022 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8024 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8025 indirect references for -msep-data or -mid-shared-library.
8026 Do not use PC-relative code addresses either.
8027 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8029 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8030 for shared libraries and crt1.o for executables. Use crti.o and
8032 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8033 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8034 Do not add -elf2flt or -shared-lib-id options here.
8035 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8036 Pass -shared-lib-id if -mid-shared-library, taking the library
8037 identifier from -mshared-library-id if given, otherwise
8039 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8040 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8041 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8042 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8043 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8044 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8046 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8047 jump sequence for ISA A and ISA A+.
8048 (PICJUMP): Likewise.
8050 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8052 * config.gcc (m68k-*-uclinux*): Base the port on the common
8053 and m68k GNU/Linux files rather than on the generic ELF ones.
8054 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8055 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8057 2007-01-18 Julian Brown <julian@codesourcery.com>
8058 Richard Sandiford <richard@codesourcery.com>
8060 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8061 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8062 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8064 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8066 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8068 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8070 * doc/install.texi: Document m68k-uclinuxoldabi.
8071 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8072 * config/m68k/uclinux-oldabi.h: New file, copied from
8073 config/m68k/uclinux.h.
8075 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8077 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8078 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8079 (m32r_compute_frame_size): Use unsigned for regno.
8080 (m32r_reload_lr): Use gen_frame_mem.
8082 (m32r_output_function_epilogue): Don't output the function epilogue
8084 (m32r_expand_epilogue): New.
8085 (direct_return): Return false if the function has the interrupt
8087 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8088 * config/m32r/m32r.md (epilogue): New expander.
8089 (return_lr, return_rte): New insns.
8090 (return): Make it expander.
8091 (return_normal): New expander.
8093 2007-01-18 Josh Conner <jconner@apple.com>
8096 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8097 support for UNLE, UNLT, UNGE, and UNGT.
8099 2007-01-18 Jan Hubicka <jh@suse.cz>
8101 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8102 * tree-tailcall (add_virtual_phis): Likewise.
8103 (optimize_tail_call): Return TODOs.
8104 (execute_tail_calls): Return TODOs.
8105 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8106 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8108 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8109 Cleanup cfg using TODO.
8110 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8111 * passes.c (execute_function_todo): When cleanup did something, remove
8113 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8114 (make_edges): Don't cleanup_cfg.
8116 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8118 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8119 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8120 operate on the top of stack.
8121 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8122 register handling of instructions that output to the second
8124 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8125 (move_for_stack_reg): Special-case check for dead destination
8126 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8128 * config/i386/i386.md (UNSPEC_TAN): New constant.
8129 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8130 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8131 to correctly model move of constant 1.0 to top stack slot.
8132 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8133 (unnamed peephole2 pattern): Remove corresponding peephole2
8134 pattern that optimizes tan insn and loading of constant 1.0.
8135 (tanxf2): Use fptanxf4_i387.
8136 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8137 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8139 disable patterns for SSE math.
8140 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8141 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8143 2007-01-18 Dirk Mueller <dmueller@suse.de>
8144 Richard Guenther <rguenther@suse.de>
8147 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8148 * common.opt (Warray-bounds): Add new warning option.
8149 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8151 * Makefile.in: make tree-vrp.o depend on toplev.h
8152 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8154 (check_array_refs, check_array_bounds, check_array_ref): New.
8156 2007-01-18 Jan Hubicka <jh@suse.cz>
8158 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8159 (execute_ssa_ccp): Return flags conditionally.
8160 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8162 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8164 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8166 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8167 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8169 * Makefile.c (GTFILES): Add cfglayout.h.
8170 * gengtype.c (open_base_files): Likewise.
8171 * cfglayout.c (cfg_layout_function_footer,
8172 cfg_layout_function_header) Reindent to make gengtype happy.
8173 * cfglayout.h (cfg_layout_function_footer,
8174 cfg_layout_function_header): Add GTY(()) marker.
8176 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8178 2007-01-18 Ben Elliston <bje@au.ibm.com>
8180 * genautomata.c (write_automata): Include xstrerror output in the
8181 error message if writing the DFA description file fails.
8183 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8185 * config/mips/mips-protos.h (mips_output_external): Make it
8187 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8188 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8189 (extern_list): Likewise.
8190 (extern_head): Likewise.
8191 (TARGET_ASM_FILE_END): Likewise.
8192 (mips_file_end): Likewise.
8193 (mips_output_external): Rewritten.
8195 2007-01-18 Ben Elliston <bje@au.ibm.com>
8197 * genpreds.c (write_insn_preds_c): Only write out the function
8198 body for regclass_for_constraint if we have register constraints.
8200 2007-01-17 Tom Tromey <tromey@redhat.com>
8202 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8203 * doc/install.texi (Testing): Use sourceware.org.
8204 (Binaries): Likewise.
8205 (Specific): Likewise.
8206 * doc/contrib.texi (Contributors): Use sourceware.org.
8208 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8210 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8211 (AVR_ENHANCED): Rename to ...
8212 (AVR_HAVE_MUL): ... new.
8213 (avr_enhanced_p): Rename to ...
8214 (avr_have_mul_p): ... new.
8215 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8216 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8217 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8218 (avr_have_mul_p): ... new.
8219 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8220 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8221 'avr_enhanced_p' and 'enhanced'.
8222 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8223 AVR_HAVE_MUL instead of AVR_ENHANCED.
8224 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8225 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8226 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8227 instead of AVR_ENHANCED.
8228 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8229 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8230 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8232 2007-01-17 Ian Lance Taylor <iant@google.com>
8234 * vec.h (VEC_reserve_exact): Define.
8235 (vec_gc_p_reserve_exact): Declare.
8236 (vec_gc_o_reserve_exact): Declare.
8237 (vec_heap_p_reserve_exact): Declare.
8238 (vec_heap_o_reserve_exact): Declare.
8239 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8241 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8243 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8244 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8245 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8246 * vec.c (calculate_allocation): Add exact parameter. Change all
8248 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8249 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8250 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8251 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8252 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8253 (vec_heap_p_reserve_exact): New function.
8254 (vec_heap_o_reserve_exact): New function.
8256 2007-01-17 Jan Hubicka <jh@suse.cz>
8258 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8260 2007-01-17 Eric Christopher <echristo@apple.com>
8262 * config.gcc: Support core2 processor.
8264 2007-01-16 Jan Hubicka <jh@suse.cz>
8266 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8267 the names, just unlink the chain so we don't crash on dangling pointers
8270 2007-01-16 Jan Hubicka <jh@suse.cz>
8272 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8273 * tree-pass.h: Reorder to make IPA passes appear toegher.
8274 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8275 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8276 parameters, do not call early inliner.
8277 * ipa-inline.c: Update comments. Include tree-flow.h
8278 (cgraph_decide_inlining): Do not compute inlining parameters.
8279 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8280 be called with function context set up.
8281 (pass_ipa_inline): Remove unreachable functions before pass.
8282 (cgraph_early_inlining): Simplify assuming to be called from the
8284 (pass_early_inline): New pass.
8285 (cgraph_gate_ipa_early_inlining): New gate.
8286 (pass_ipa_early_inline): Turn into simple wrapper.
8287 (compute_inline_parameters): New function.
8288 (gate_inline_passes): New gate.
8289 (pass_inline_parameters): New pass.
8290 (apply_inline): Move here from tree-optimize.c
8291 (pass_apply_inline): New pass.
8292 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8294 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8296 (tree_function_versioning): Do not allocate dummy struct function.
8297 * tree-inline.h (optimize_inline_calls): Update prototype.
8298 * tree-optimize.c (execute_fixup_cfg): Export.
8299 (pass_fixup_cfg): Remove
8300 (tree_rest_of_compilation): Do not apply inlines.
8301 * tree-flow.h (execute_fixup_cfg): Declare.
8302 * Makefile.in (gt-passes.c): New.
8303 * passes.c: Include gt-passes.h
8304 (init_optimization_passes): New passes.
8305 (nnodes, order): New static vars.
8306 (do_per_function_toporder): New function.
8307 (execute_one_pass): Dump current pass here.
8308 (execute_ipa_pass_list): Don't dump current pass here.
8310 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8312 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8313 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8315 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8317 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8318 (strong_alias): Define.
8319 (__gcc_qmul): Provide non-FMA for soft-float.
8325 (__gcc_qunord): New.
8335 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8336 soft-float functions.
8337 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8338 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8339 about long double soft float.
8341 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8342 Tehila Meyzels <tehila@il.ibm.com>
8344 * tree-vectorizer.h (is_pattern_stmt_p): New.
8345 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8346 formatting (tabs instead of spaces). Cleanup and clarify setting
8347 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8348 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8349 (vectorizable_type_demotion): Check that types are integral.
8350 (vectorizable_type_promotion): Likewise.
8351 (vectorizable_store): Fix typo. Eliminate new-line at end of
8354 2007-01-16 Jan Hubicka <jh@suse.cz>
8356 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8359 2007-01-15 Eric Christopher <echristo@apple.com>
8361 * ifcvt.c: Include vec.h, vecprim.h.
8362 (check_cond_move_block): New argument regs.
8363 Reorganize. Add registers used to regs.
8364 (cond_move_process_if_block): Use regs set above as
8367 2007-01-15 Eric Christopher <echristo@apple.com>
8369 * config/darwin.h: Update copyright.
8370 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8371 (LINK_COMMAND_SPEC): Add -u.
8372 (LINK_SPEC): Fix umbrella for above.
8374 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8376 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8379 2007-01-15 Tom Tromey <tromey@redhat.com>
8381 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8382 * doc/install.texi (Testing): Don't mention jacks.
8383 (Configuration): Document --enable-java-maintainer-mode. Move
8384 --with-java-home to libgcj-specific section. Document
8386 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8388 2007-01-15 Jan Hubicka <jh@suse.cz>
8390 * tree-ssa-dce.c (DCE_TODOs): New.
8391 (propagate_necessity): Return if something changed.
8392 (eliminate_unnecessary_stmts): Likewise.
8393 (perform_tree_ssa_dce): Return TODO flags when needed.
8394 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8396 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8399 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8400 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8401 patterns using X87MODEF12 mode macro. Extend operand 1
8402 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8403 (log10<mode>2): Ditto.
8404 (log2<mode>2): Ditto.
8405 (log1p<mode>2): Ditto.
8406 (logb<mode>2): Ditto.
8407 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8408 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8409 (*fxtractxf3_i387): Rename from *fxtractxf3.
8410 (fxtract_extend<mode>xf3_i387): New insn pattern.
8411 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8412 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8413 and gen_fyl2xxf3_i387().
8415 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8417 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8418 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8419 get_loop_exit_edges. Changed return type to bool.
8420 * cfgloop.h (fix_loop_placement): Declaration removed.
8422 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8424 * param.h (MIN_VECT_LOOP_BOUND): New.
8425 * params.def (MIN_VECT_LOOP_BOUND): New.
8426 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8427 argument - minimum threshold for number of iterations.
8428 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8429 argument to declaration.
8430 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8431 MIN_VECT_LOOP_BOUND.
8432 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8433 slpeel_tree_peel_loop_to_edge with additional argument.
8434 (vect_do_peeling_for_alignment): Likewise.
8435 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8437 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8440 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8443 2007-01-14 Jan Hubicka <jh@suse.cz>
8445 * tree-dfa.c (remove_referenced_var): New function.
8446 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8447 prune referenced vars list too.
8448 * tree-flow.h (remove_referenced_var): Declare.
8450 2007-01-14 Jan Hubicka <jh@suse.cz>
8452 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8454 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8455 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8456 * except.h (verify_eh_throw_table_statements): Kill prototype.
8457 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8458 into call exrepssions.
8459 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8461 * tree-cfg.c: Include pointer-set.h.
8462 (verify_node_sharing): Work on pointer set.
8463 (verify_eh_throw_stmt_node): New.
8464 (verify_stmts): Use pointers sets, verify throw_stmt.
8466 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8468 * ipa-reference.c (analyze_function): Consider also addresses taken
8471 2007-01-12 Roger Sayle <roger@eyesopen.com>
8473 * c-typeck.c (null_pointer_constant_p): Replace use of
8474 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8475 (build_c_cast): Likewise.
8477 2007-01-12 Roger Sayle <roger@eyesopen.com>
8479 * tree.h (force_fit_type_double): Remove unused final argument.
8480 * c-common.c (constant_expression_warning): Replace use of
8481 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8482 (convert_and_check): Likewise.
8483 (shorten_compare): Update call to force_fit_type_double.
8484 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8485 * convert.c (convert_to_pointer): Update call to
8486 force_fit_type_double.
8487 * fold-const.c (force_fit_type_double): Remove overflowed_const
8489 (int_const_binop, fold_convert_const_int_from_int,
8490 fold_convert_const_int_from_real, fold_div_compare,
8491 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8492 fold_abs_const, fold_not_const): Remove the final argument from
8493 calls to force_fit_type_double.
8495 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8497 * configure.ac: Set insn to "nop" for spu-*-* also.
8498 * configure: Regenerate.
8500 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8502 * builtins.def : Add BUILT_IN_FREE.
8504 2007-01-12 Jan Hubicka <jh@suse.cz>
8506 PR tree-optimization/30443
8507 * tree-inline.c (tree_function_versioning): Do not optimize when
8508 cloning for inlining.
8510 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8512 * doc/loop.texi: Document recording of loop exits.
8513 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8514 (update_single_exits_after_duplication,
8515 update_single_exit_for_duplicated_loop,
8516 update_single_exit_for_duplicated_loops): Removed.
8517 (duplicate_loop_to_header_edge): Do not call
8518 update_single_exits_after_duplication and
8519 update_single_exit_for_duplicated_loops.
8520 (loop_version): Do not update single_exit information.
8521 (fix_loop_structure): Use record_loop_exits instead of
8522 mark_single_exit_loops.
8523 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8524 the lists of loop exits.
8525 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8526 split_edge, merge_blocks): Update the lists of loop exits.
8527 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8528 loop_optimizer_init.
8529 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8530 of mark_single_exit_loops.
8531 (loop_optimizer_finalize): Call release_recorded_exits.
8532 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8533 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8534 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8535 update single exit information.
8536 * lambda-code.c (perfect_nestify): Ditto.
8537 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8538 (mark_single_exit_loops): Removed.
8539 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8540 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8541 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8543 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8544 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8545 (verify_loop_structure): Verify consistency of the exit lists.
8546 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8547 (set_single_exit): Removed.
8548 * cfgloop.h (struct loop_exit): New function.
8549 (struct loop): single_exit_ field replaced by exits field.
8550 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8551 (struct loops): Added exits hash.
8552 (mark_single_exit_loops, set_single_exit): Declaration removed.
8553 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8555 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8557 * doc/invoke.texi: Avoid use of @headitem.
8559 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8561 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8565 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8568 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8569 Richard Sandiford <richard@codesourcery.com>
8571 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8572 * config/m68k/m68k.opt: Resort options.
8573 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8575 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8576 Richard Sandiford <richard@codesourcery.com>
8578 * doc/invoke.texi: Document the macros that are defined by
8579 m68k's -mtune and -mhard-float options.
8580 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8581 (m68k_cpp_cpu_family): Likewise.
8582 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8583 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8584 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8585 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8586 (m68k_cpp_cpu_family): Likewise.
8588 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8590 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8591 macros besides mc68000 as tuning macros. Use a switch statement
8592 to set them and mcpu32.
8594 2007-01-12 Julian Brown <julian@codesourcery.com>
8596 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8597 (TARGET_68040_ONLY): Rename to...
8598 (TARGET_68040): ...this.
8599 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8600 * config/m68k/m68k.md: Likewise.
8602 2007-01-12 Julian Brown <julian@codesourcery.com>
8603 Nathan Sidwell <nathan@codesourcery.com>
8604 Richard Sandiford <richard@codesourcery.com>
8606 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8607 the -mcpu= argument associated with the --with-cpu setting.
8608 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8609 if different from the one implied by the -mcpu setting.
8610 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8611 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8612 * doc/invoke.texi: Mention ColdFire in the introduction to the
8613 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8614 -mno-div and -mhard-float options. Make -m68881 a synonym for
8615 -mhard-float. Document the previously-undocumented -m5206e,
8616 -m528x, -m5307 and -m5407 options. Tweak the existing option
8617 documentation for consistency.
8618 * doc/install.texi: Mention new --with-cpu arguments.
8619 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8620 default CPU if neither -mcpu nor -march are specified.
8621 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8622 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8623 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8624 using m68k_tune to decide between families that implement the
8625 same ISA. Use m68k_tune to set __mcfv4e__.
8626 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8627 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8628 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8629 (FL_ISA_C, FL_ISA_MMU): New macros.
8630 (MASK_COLDFIRE): Delete.
8631 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8632 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8633 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8634 (TARGET_HARD_FLOAT): Do not define here.
8635 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8636 (TUNE_68000): New macro.
8637 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8638 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8639 (TUNE_CFV2): Redefine in terms of m68k_tune.
8640 (uarch_type, target_device, fpu_type): New enums.
8641 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8642 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8643 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8644 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8645 (FL_FOR_isa_c): New macros.
8646 (m68k_isa): New enum.
8647 (m68k_target_selection): New structure.
8648 (all_devices, all_isas, all_microarchs): New tables.
8649 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8650 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8651 (MASK_ALL_CPU_BITS): Delete.
8652 (m68k_find_selection): New function.
8653 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8654 Map the legacy target options to a combination of the new ones.
8655 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8656 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8657 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8659 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8660 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8662 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8663 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8664 * config/m68k/m68k-devices.def: New file.
8666 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8667 Nathan Sidwell <nathan@codesourcery.com>
8669 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8670 (SUBTARGET_EXTRA_SPECS): New macros.
8671 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8672 use %(asm_cpu_spec) instead.
8673 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8674 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8675 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8676 (EXTRA_SPECS): Rename to...
8677 (SUBTARGET_EXTRA_SPECS): ...this.
8679 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8680 Richard Sandiford <richard@codesourcery.com>
8681 Julian Brown <julian@codesourcery.com>
8683 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8684 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8685 to the configuration's default CPU.
8686 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8687 Remove default masks.
8688 (m680[012]0-*-*): Set the default with_cpu to the first part of
8690 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8691 (m68k*-*-linux): Extend the --with-cpu handling to...
8692 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8693 and m68010. Don't set target_cpu_default2.
8694 * doc/install.texi: Document --with-cpu for m68k.
8695 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8696 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8697 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8698 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8699 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8700 (ASM_SPEC): Remove use of %(asm_cpu_default).
8701 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8702 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8703 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8704 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8705 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8706 (TARGET_DEFAULT): Delete.
8707 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8708 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8709 (CPP_CPU_SPEC): Delete.
8710 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8711 the appropriate string.
8712 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8713 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8714 (ASM_SPEC): Don't use %(asm_default_spec).
8715 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8716 TARGET_DEFAULT and add MASK_68881.
8717 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8719 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8721 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8722 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8723 MASK_68010 alongside MASK_68020.
8724 * doc/invoke.texi: Document -m68010.
8725 * config/m68k/m68k.opt (m68010): New.
8726 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8728 (TUNE_68010): New macro.
8729 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8730 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8731 (M68K_CPU_m68332): Add MASK_68010.
8732 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8733 fallback definition.
8734 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8736 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8737 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8738 to all entries that use MASK_68020.
8739 (output_move_simode_const, output_move_himode, output_move_qimode)
8740 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8741 instead of TARGET_68020 to select clr behavior. Remove comment
8742 about there being no TARGET_68010.
8743 * config/m68k/m68k.md: Likewise throughout.
8745 2007-01-12 Julian Brown <julian@codesourcery.com>
8747 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8748 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8749 * config/m68k/m68k.md: Likewise.
8751 2007-01-12 Julian Brown <julian@codesourcery.com>
8753 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8754 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8756 2007-01-12 Julian Brown <julian@codesourcery.com>
8758 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8759 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8760 * config/m68k/m68k.md: Likewise.
8762 2007-01-12 Julian Brown <julian@codesourcery.com>
8763 Richard Sandiford <richard@codesourcery.com>
8765 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8766 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8767 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8769 (TARGET_CPU32): Rename to...
8770 (TUNE_CPU32): ...this.
8771 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8772 (TUNE_CFV2): New macros.
8773 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8774 remove conditions that are implied by TARGET_68020.
8775 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8776 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8777 (m68k_output_function_epilogue): Likewise.
8778 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8779 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8780 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8781 non-68000 timings. Refactor multiplication and division costs.
8782 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8783 TUNE_CPU32 instead of TARGET_CPU32.
8784 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8785 and TUNE_68060 instead of TARGET_68060.
8786 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8787 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8789 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8790 && !TARGET_COLDFIRE" to choose between moveq and clr.
8791 Likewise in the unnamed movsf pattern.
8792 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8793 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8798 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8799 of tabbing before backslashes.
8801 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8803 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8804 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8805 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8807 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8809 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8810 find_interesting_uses_cond.
8811 (find_interesting_uses_cond): Use extract_cond_operands.
8812 (rewrite_use_compare): Use extract_cond_operands and
8813 force_gimple_operand_bsi. Do not call update_stmt.
8814 (determine_use_iv_cost_condition): Use extract_cond_operands.
8815 Return cheaper of using original bound and changing the exit bound.
8817 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8819 PR tree-optimization/29516
8820 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8821 most_expensive_mult_to_index, addr_to_parts,
8822 create_mem_ref, maybe_fold_tmr): Make the type of
8823 fields of TARGET_MEM_REF sizetype.
8824 (move_fixed_address_to_symbol, move_pointer_to_base):
8826 * tree.def (TARGET_MEM_REF): Add comment on types of
8829 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8831 * c-common.c (vector_types_convertible_p): Treat opaque types as
8832 always convertible if they have the same size, but not otherwise.
8834 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8836 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8837 Remove the b_unconditional field.
8838 (noce_try_sign_mask): Do not look at b_unconditional.
8839 (noce_process_if_block): Do not use merge_if_blocks. Update
8840 the CFG here. Do not set b_unconditional.
8841 (cond_move_process_if_block): Likewise.
8842 (find_cond_trap): Likewise.
8843 (check_cond_move_block): Require simple jump insns at the end
8846 2007-01-11 Jan Hubicka <jh@suse.cz>
8848 PR tree-optimization/1046
8849 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8850 when alias info is not ready.
8851 (pass_tail_recursion): Do not require aliasing.
8852 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8853 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8854 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8855 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8856 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8857 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8858 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8860 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8861 When aliasing is not build, mark statement as volatile.
8863 2007-01-11 Tom Tromey <tromey@redhat.com>
8865 PR preprocessor/15185, PR preprocessor/20989:
8866 * doc/cppopts.texi <-MT>: Update description of algorithm for
8867 computing default target.
8868 <-M, -MD>: Reword "basename" text.
8870 2007-01-11 Roger Sayle <roger@eyesopen.com>
8872 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8873 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8874 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8875 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8876 fold_builtin_bswap, real_constp, fold_builtin_pow,
8877 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8878 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8879 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8880 * convert.c (convert_to_pointer): Likewise.
8881 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8882 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8883 const_binop, fold_convert_const_int_from_int,
8884 fold_convert_const_int_from_real,
8885 fold_convert_const_real_from_real, sign_bit_p,
8886 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8887 fold_sign_changed_comparison, fold_unary, fold_comparison,
8888 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8889 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8890 * print-tree.c (print_node_brief, print_node): Likewise.
8891 * stor-layout.c (place_field, layout_type): Likewise.
8892 * tree-chrec.c (keep_cast): Likewise.
8893 * tree.c (build_vector, build_real, build_real_from_int_cst,
8894 build_complex): Likewise.
8896 2007-01-11 Roger Sayle <roger@eyesopen.com>
8898 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8899 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8901 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8903 * configure.ac (strict1_warn): Rename to strict_warn.
8904 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8905 cc_set_by_configure, quoted_cc_set_by_configure,
8906 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8907 all_boot_languages, all_stagestuff): Remove.
8908 (target_list): Remove bootstrap targets.
8909 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8910 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8911 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8912 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8913 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8914 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8915 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8916 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8917 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8918 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8919 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8920 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8921 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8922 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8923 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8924 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8925 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8926 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8927 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8928 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8929 (mostlyclean): Adjust.
8930 (clean, distclean): Don't mention bootstrap stuff.
8931 * configure: Regenerate.
8932 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8933 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8934 treelang/config-lang.in (stagestuff): Remove.
8935 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8936 stageprofile, stagefeedback, stagestuff): Remove mention.
8938 2007-01-11 Nick Clifton <nickc@redhat.com>
8940 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8942 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8943 (mcore_arith_K_S_operand): Run the test for the S constraint not
8944 the test for the M constraint.
8945 (mcore_addsub_operand): Do not accept integer values that are
8946 larger than 32 bits.
8947 * config/mcore/mcore.md: Remove unused constraints from split.
8948 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8950 (allocate_stack): Likewise.
8951 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8952 operands to 32 bits.
8953 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8955 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8956 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8957 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8958 mcore_output_bclri, mcore_output_andn, output_inline_const,
8959 mcore_output_move, mcore_output_movedouble): Likewise.
8960 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8961 (output_inline_const): Likewise.
8962 (output_inline_const): Fix format strings used in sprintf
8964 * config/mcore/mcore-protos.h: Update prototypes for changed
8965 functions in mcore.c.
8966 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8967 HOST_WIDE_INT and not int.
8968 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8969 CONST_OK_FOR_N): Likewise.
8970 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8971 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8974 2007-01-10 Jan Hubicka <jh@suse.cz>
8976 * tree-vrp.c (remove_range_assertions): Release defs.
8977 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8978 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8980 2007-01-10 Paul Brook <paul@codesourcery.com>
8982 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8983 * config/arm/arm.md (mulsi3subsi): New insn.
8985 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8987 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8988 (tree_transform_and_unroll_loop): New.
8989 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8992 2007-01-10 Robert Kennedy <jimbob@google.com>
8994 * fold-const.c (fold_comparison): Fold comparisons like (x *
8995 1000 < 0) to (x < 0).
8997 2007-01-10 Ian Lance Taylor <iant@google.com>
8999 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9000 operands have the same priority.
9002 2007-01-10 Tom Tromey <tromey@redhat.com>
9004 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9005 (fold_binary): Likewise.
9006 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9007 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9008 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9009 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9010 * langhooks.h (struct lang_hooks): Removed field
9011 'can_use_bit_fields_p'.
9013 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9015 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9017 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9019 * function.c (get_last_funcdef_no): New function.
9020 * function.h (get_last_funcdef_no): Declare.
9021 * tree-inline.c (initialize_cfun): Add initialization.
9022 (tree_function_versioning): Cleanup.
9024 2007-01-10 Jan Hubicka <jh@suse.cz>
9026 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9029 2007-01-10 Sa Liu <saliu@de.ibm.com>
9030 Ben Elliston <bje@au.ibm.com>
9032 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9033 for SAVE_NONLOCAL and Pmode for any other save level.
9034 * spu-protos.h (spu_restore_stack_block): Declare.
9035 * spu.md (save_stack_block): Remove.
9036 (restore_stack_block): Call spu_restore_stack_block.
9037 * spu.c (spu_restore_stack_block): New function.
9038 (spu_expand_epilogue): Remove old comment.
9040 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9042 PR tree-optimization/30322
9043 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9044 (cand_value_at): Return the value as aff_tree.
9045 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9046 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9047 aff_combination_mult): New functions.
9048 (aff_combination_add): Use aff_combination_add_cst.
9049 (aff_combination_convert): Allow conversions to a wider type.
9050 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9051 * tree-affine.h (aff_combination_mult): Declare.
9053 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9055 * doc/tm.texi: Update documentation to reflect reality of exec
9056 and start file search behaviours. Update copyright year.
9057 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9058 header file directories.
9060 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9063 (*cosxf2): Rename to cosxf2_i387.
9064 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9065 using X87MODEF12 mode macro. Rename patterns to
9066 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9068 (*cosdf2, *cossf2): Ditto.
9069 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9070 to match extended input operands.
9071 (sincos<mode>3): New expander.
9072 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9073 insn patterns and corresponding splitters.
9075 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9077 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9078 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9080 2007-01-09 Nicolas Pitre <nico@cam.org>
9083 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9085 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9087 * target.h (struct gcc_target): New field library_rtti_comdat.
9088 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9089 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9090 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9091 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9093 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9095 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9097 2007-01-08 Richard Guenther <rguenther@suse.de>
9099 * tree.h (force_fit_type_double): Export.
9100 (force_fit_type): Remove.
9101 * fold-const.c (force_fit_type_double): New function.
9102 (force_fit_type): Remove.
9103 (int_const_binop): Use it.
9104 (fold_convert_const_int_from_int): Likewise.
9105 (fold_convert_const_int_from_real): Likewise.
9106 (fold_div_compare): Likewise.
9107 (fold_sign_changed_comparison): Likewise.
9108 (fold_unary): Likewise.
9109 (fold_negate_const): Likewise.
9110 (fold_abs_const): Likewise.
9111 (fold_not_const): Likewise.
9112 * c-common.c (shorten_compare): Use force_fit_type_double.
9113 * convert.c (convert_to_pointer): Likewise.
9115 2007-01-08 Richard Guenther <rguenther@suse.de>
9117 * tree.h (build_int_cst_wide_type): Export.
9118 * tree.c (build_int_cst_wide_type): New function.
9119 (build_int_cst_wide): Fix comment.
9120 * builtins.c (fold_builtin_object_size): Use build_int_cst
9121 to build -1 or 0 of the correct type. Use fit_double_type
9122 to check for overflow.
9123 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9125 (decode_field_reference): Likewise.
9126 (all_ones_mask_p): Likewise.
9127 (native_interpret_int): Use build_int_cst_wide_type.
9128 (fold_binary): Use build_int_cst_type to build an all-ones
9130 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9132 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9134 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9136 2007-01-09 Ben Elliston <bje@au.ibm.com>
9138 * genautomata.c (STATS_OPTION): New option.
9139 (stats_flag): New flag.
9140 (gen_automata_option): Handle it.
9141 (initiate_automaton_gen): Ditto.
9142 (write_automata): Output statistics only if stats_flag is
9143 set. Likewise, output time statistics only if time_flag is set.
9144 * doc/md.texi (Processor pipeline description): Document new flag.
9146 2007-01-08 Richard Guenther <rguenther@suse.de>
9148 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9149 * tree.c (build_int_cst_type): Likewise.
9150 (size_in_bytes): Don't call force_fit_type on the result.
9151 (int_fits_type_p): Use fit_double_type.
9152 * fold-const.c (fit_double_type): New function.
9153 (force_fit_type): Use it.
9154 * tree.h (fit_double_type): Export.
9156 2007-01-08 Jan Hubicka <jh@suse.cz>
9158 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9159 * ipa.c (function_and_variable_visibility): Fix return type.
9161 2007-01-08 Richard Guenther <rguenther@suse.de>
9163 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9164 of offset to build the index.
9165 * tree-pretty-print.c (dump_generic_node): Don't build negated
9166 const just for printing.
9167 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9168 * builtins.c (fold_builtin_int_roundingfn): Check if result
9169 fits the type by using force_fit_type and comparing the result.
9170 * predict.c (predict_loops): Use compare_tree_int for comparison.
9171 * tree.c (build_int_cst): Fall back to integer_type_node for
9173 (build_int_cst_wide): Assert type is non-null.
9175 2007-01-08 Roberto Costa <roberto.costa@st.com>
9177 * tree-vrp.c (extract_range_from_cond_expr): New.
9178 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9179 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9181 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9182 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9183 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9184 used as expressions.
9185 * tree-object-size.c (cond_expr_object_size): New.
9186 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9188 2007-01-08 Jan Hubicka <jh@suse.cz>
9190 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9191 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9194 2007-01-08 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/23603
9197 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9198 (extract_range_from_binary): Fall back to truthvalue instead of
9199 varying for TRUTH_*_EXPR.
9200 (extract_range_from_comparison): Fall back to truthvalue instead of
9202 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9203 if all visited PHI values were constant.
9205 2007-01-08 Jan Hubicka <jh@suse.cz>
9207 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9208 (cgraph_analyze_function): break out from ...
9209 (cgraph_finalize_compilation_unit): ... here.
9210 (cgraph_expand_function): Remove forgoten commented out line.
9211 (cgraph_optimize): Analyze functions.
9213 2007-01-08 Jan Hubicka <jh@suse.cz>
9215 * tree-pas.h (TODO_remove_function): New flag.
9216 (TODO_update*): Renumber.
9217 (pass_ipa_increase_alignment,
9218 pass_ipa_function_and_variable_visibility): New passes.
9219 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9220 (cgraph_function_and_variable_visibility): Move to ipa.c
9221 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9222 cgraph_increase_alignment.
9223 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9224 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9225 calling tree-inline.
9226 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9227 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9228 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9229 (gate_increase_alignment): New function.
9230 (pass_ipa_increase_alignment): New pass.
9231 * ipa.c: Inline tree-pass.h and timevar.h
9232 (function_and_variable_visibility): Move here from cgraphunit.c
9233 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9234 * passes.c (init_optimization_passes): Add the two new passes.
9235 (execute_todo): Handle cgraph_remove_functions.
9237 2007-01-08 Nick Clifton <nickc@redhat.com>
9239 * config/frv/predicates.md (reg_or_0_operand): Accept
9242 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9244 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9245 * config.gcc: Add bfin*-rtems*.
9247 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9249 * c.opt: Add -flax-vector-conversions.
9250 * c-typeck.c (convert_for_assignment): Pass flag to
9251 vector_types_convertible_p to allow emission of note.
9252 (digest_init): Likewise.
9253 * c-opts.c: Handle -flax-vector-conversions.
9254 * c-common.c (flag_lax_vector_conversions): New.
9255 (vector_types_convertible_p): Unless -flax-vector conversions
9256 has been passed, disallow conversions between vectors with
9257 differing numbers of subparts and/or element types. If such
9258 a conversion is disallowed, possibly emit a note on the first
9259 occasion only to inform the user of -flax-vector-conversions.
9260 The new last argument specifies this.
9261 * c-common.h (flag_lax_vector_conversions): New.
9262 (vector_types_convertible_p): Add extra argument.
9263 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9264 char_type_node for V*QI type vectors.
9265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9266 Update to satisfy new typechecking rules.
9267 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9269 * doc/invoke.texi (C Dialect Options): Document
9270 -flax-vector-conversions.
9272 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9274 PR tree-optimization/29877
9275 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9276 a register variable on the RHS to not be replaceable.
9278 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9279 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9280 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9281 const_simm15, const_pow2, const_npow2): Added.
9282 * config/score/misc.md (insv, extv, extzv, movmemsi,
9283 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9284 * config/score/score.c (score_address_cost, score_select_cc_mode):
9286 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9287 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9288 Update score_print_operand.
9289 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9290 Adjust register allocate order and update some macro define.
9291 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9292 mdx_block_move_straight, mdx_block_move_loop_head,
9293 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9294 mdx_block_move): Added.
9295 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9296 mdp_limm): Updated and fix some bug and typo.
9297 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9298 (movsf, movdf, doloop_end): Added.
9300 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9302 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9303 config/arm/thumb2.md: Fix comment typos.
9304 * doc/extend.texi: Fix a typo.
9306 2007-01-07 Eric Christopher <echristo@apple.com>
9308 * configure.ac: Check for __stack_chk_fail for darwin.
9309 * configure: Regenerate.
9311 2007-01-07 Richard Guenther <rguenther@suse.de>
9313 * tree-vrp.c (extract_range_from_assert): CSE calls to
9314 compare_values where possible.
9315 (extract_range_from_unary_expr): Likewise.
9317 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9319 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9320 * config/avr/avr.c (call_insn_operand): Delete function.
9321 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9322 instead of register number. Use predicates.
9323 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9324 call_insn_operand): Add.
9326 2007-01-06 Jan Hubicka <jh@suse.cz>
9328 * tree-pass.h (pass_build_cgraph_edges): Declare.
9329 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9330 (visited_nodes): Remove.
9331 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9332 build_cgrpah_edges; make visited_nodes local.
9333 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9334 (record_references_in_initializer): Move to cgraphbuild.c
9335 (initialize_inline_failed, rebuild_cgraph_edges,
9336 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9337 (verify_cgraph_node): Make visited_nodes local.
9338 (cgraph_analyze_function): Do not call cgraph_create_edges and
9339 initialize_inline_failed.
9340 (cgraph_expand_function): Do not call cgraph_lower_function;
9341 assert that function is already lowered.
9342 * Makefile.in (cgraphbuild.o): New.
9343 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9344 at the end of lowering passes.
9346 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9348 * ifcvt.c (cond_move_convert_if_block): New function, code
9349 factored out from...
9350 (cond_move_process_if_block): ...here. Call the new function
9351 on the THEN and ELSE blocks.
9352 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9353 already takes care of this.
9355 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9358 * tree.h (TREE_OVERFLOW_P): New.
9359 * c-typeck.c (parser_build_unary_op): Warn only if result
9360 overflowed and operands did not.
9361 (parser_build_binary_op): Likewise.
9362 (convert_for_assignment): Remove redundant overflow_warning.
9363 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9365 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9367 * c-typeck.c (store_init_value): Split over two lines to follow
9368 the GNU coding style.
9370 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9372 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9373 __GXX_EXPERIMENTAL_CXX0X__.
9374 * doc/cpp.texi: Same.
9376 2007-01-05 Richard Guenther <rguenther@suse.de>
9379 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9380 with mismatched types. Instead explicitly build a
9381 conversion NOP_EXPR.
9383 2007-01-05 Ian Lance Taylor <iant@google.com>
9385 * c-common.c (decl_with_nonnull_addr_p): New function.
9386 (c_common_truthvalue_conversion): Call it.
9387 * c-typeck.c (build_binary_op): Likewise.
9388 * c-common.h (decl_with_nonnull_addr_p): Declare.
9390 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9393 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9396 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9398 * doc/install.texi (Final install): Document the fact that
9399 the GNAT runtime should not be stripped.
9401 2007-01-04 Jan Hubicka <jh@suse.cz>
9403 * tree-inline.c (fold_marked_statements): Update operand caches
9404 and EH after folding
9406 2007-01-04 Ian Lance Taylor <iant@google.com>
9408 * c-common.c (check_function_nonnull): Whitespace fix.
9410 2007-01-04 Jan Hubicka <jh@suse.cz>
9412 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9413 comitted older version of patch.
9414 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9415 function, celanup cfg and collect garbage.
9417 2007-01-04 Mike Stump <mrs@apple.com>
9419 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9422 2007-01-04 Eric Christopher <echristo@apple.com>
9424 * libgcc2.c (__bswapsi2): Use SItype.
9425 (__bswapdi2): Use DItype.
9426 * libgcc2.h: Update for above.
9428 2007-01-04 Paul Brook <paul@codesourcery.com>
9430 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9431 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9432 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9433 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9434 umulsi3_highpart): Make conditional on !arm_arch6.
9435 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9436 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9437 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9438 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9439 umulsi3_highpart_v6): New insns.
9441 2007-01-04 Roger Sayle <roger@eyesopen.com>
9443 * fold-const.c (fold_convert): When casting an expression to void,
9444 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9445 have a type. Instead of attempting to build a NOP_EXPR, return
9446 these "special" trees directly.
9448 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9450 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9451 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9452 rs6000_cost->fp not 0 as adjustment for outer NEG.
9454 2007-01-04 Jan Hubicka <jh@suse.cz>
9456 * cgraph.c (cgraph_release_function_body): New function.
9457 (cgraph_remove_node): Use it.
9458 * cgraph.h (cgraph_release_function_body): Declare.
9459 * cgraphunit.c (cgraph_expand_function): Use it.
9460 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9461 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9462 is initialized and while compilation of other function is running.
9463 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9464 statement CFG annotations from here to ...
9465 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9467 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9469 * cfgloop.h (enum li_flags): Make the constants powers of two.
9471 2007-01-04 Jan Hubicka <jh@suse.cz>
9473 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9475 (fold_marked_statements): New function.
9476 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9477 * tree-inline.h (copy_body_data): Add statements_to_fold.
9479 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9481 * config.gcc: Mention libgcc/config.host.
9482 * Makefile.in: Update comments mentioning libgcc.
9483 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9484 (all.cross, start.encap, rest.encap, rest.cross): Update
9485 dependencies for libgcc move.
9486 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9487 (clean-target, clean-target-libgcc): Delete.
9488 (srcdirify, GCC_EXTRA_PARTS): New macros.
9489 (libgcc-support, libgcc.mvars): New rules.
9490 (distclean): Remove mention of mklibgcc.
9491 (install): Don't reference INSTALL_LIBGCC.
9492 (install-common): Don't reference EXTRA_PARTS.
9493 (install-libgcc, install-multilib): Delete rules.
9494 * mklibgcc.in: Delete file.
9495 * doc/configfiles.texi: Don't mention mklibgcc.
9497 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9498 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9499 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9500 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9501 (mklibgcc, ldblspecs): Likewise.
9503 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9504 (posixpre.def): Use $(T).
9505 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9506 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9507 (SHLIB_LINK): Make dummy.
9508 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9510 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9512 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9513 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9514 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9515 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9517 * configure.ac (all_outputs): Remove mklibgcc.
9518 * configure: Regenerated.
9520 2007-01-03 Josh Conner <jconner@apple.com>
9523 * calls.c (compute_argument_addresses): Set stack and stack_slot
9524 for partial args, too.
9525 (store_one_arg): Use locate.size.constant for the size when
9526 generating a save_area.
9528 2007-01-03 Robert Kennedy <jimbob@google.com>
9530 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9531 whose definitions are deleted due to basic block merging.
9533 2007-01-03 Paul Brook <paul@codesourcery.com>
9536 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9538 (use_return_insn): Return 0 for Thumb interrupt functions.
9539 (print_multi_reg): Add rfe argument for IRQ returns.
9540 (arm_output_epilogue): Pop interrupt return address directly into PC.
9541 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9543 2007-01-03 Paul Brook <paul@codesourcery.com>
9545 Merge from sourcerygxx-4_1.
9546 * config/arm/thumb2.md: New file.
9547 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9549 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9550 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9551 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9552 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9554 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9555 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9557 * config/arm/ieee754-sf.S: Ditto.
9558 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9559 (thumb1_base_register_rtx_p): ... to this.
9560 (thumb_index_register_rtx_p): Rename...
9561 (thumb1_index_register_rtx_p): ... to this.
9562 (thumb_output_function_prologue): Rename...
9563 (thumb1_output_function_prologue): ... to this.
9564 (thumb_legitimate_address_p): Rename...
9565 (thumb1_legitimate_address_p): ... to this.
9566 (thumb_rtx_costs): Rename...
9567 (thumb1_rtx_costs): ... to this.
9568 (thumb_compute_save_reg_mask): Rename...
9569 (thumb1_compute_save_reg_mask): ... to this.
9570 (thumb_final_prescan_insn): Rename...
9571 (thumb1_final_prescan_insn): ... to this.
9572 (thumb_expand_epilogue): Rename...
9573 (thumb1_expand_epilogue): ... to this.
9574 (arm_unwind_emit_stm): Rename...
9575 (arm_unwind_emit_sequence): ... to this.
9576 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9577 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9578 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9579 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9580 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9581 thumb2_output_casesi): New functions.
9582 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9583 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9584 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9585 THUMB2_WORK_REGS): Define.
9586 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9587 arm_condexec_mask, arm_condexec_masklen)): New variables.
9588 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9589 (arm_override_options): Check new CPU capabilities.
9590 Set new architecture flag variables.
9591 (arm_isr_value): Handle v7m interrupt functions.
9592 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9594 (const_ok_for_arm): Handle Thumb-2 constants.
9595 (arm_gen_constant): Ditto. Use movw when available.
9596 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9598 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9599 (thumb_find_work_register, arm_load_pic_register,
9600 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9601 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9602 print_multi_reg, output_mov_long_double_fpa_from_arm,
9603 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9604 output_mov_double_fpa_from_arm, output_move_double,
9605 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9606 output_return_instruction, arm_output_function_prologue,
9607 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9608 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9609 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9610 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9611 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9612 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9614 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9615 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9616 (arm_file_start): Output directive for unified syntax.
9617 (arm_unwind_emit_set): Handle stack alignment instruction.
9618 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9619 Add v6t2, v7, v7a, v7r and v7m.
9620 (RETLDM): Add Thumb-2 code.
9621 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9622 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9623 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9624 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9625 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9626 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9627 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9628 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9629 ADJUST_INSN_LENGTH): Define.
9630 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9631 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9632 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9633 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9634 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9635 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9636 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9637 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9638 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9639 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9640 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9641 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9642 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9643 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9644 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9645 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9646 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9648 * config/arm/arm-tune.md: Regenerate.
9649 * config/arm/arm-protos.h: Update prototypes.
9650 * config/arm/vfp.md: Enable patterns for Thumb-2.
9651 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9652 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9653 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9654 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9655 * config/arm/libunwind.S: Add Thumb-2 code.
9656 * config/arm/constraints.md: Update include Thumb-2.
9657 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9658 * config/arm/ieee754-df.S: Ditto.
9659 * config/arm/bpabi.S: Ditto.
9660 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9661 * config/arm/predicates.md (low_register_operand,
9662 low_reg_or_int_operand, thumb_16bit_operator): New.
9663 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9664 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9665 * config/arm/t-arm-elf: Add armv7 multilib.
9666 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9668 (UNSPEC_STACK_ALIGN, ce_count): New.
9669 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9670 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9672 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9673 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9674 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9675 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9676 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9677 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9679 * doc/extend.texi: Document ARMv7-M interrupt functions.
9680 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9682 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9684 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9685 (struct _Unwind_Context): Rename args_size to flags, remove
9686 signal_frame field, add a new args_size field and version field.
9687 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9688 _Unwind_IsExtendedContext): New inline functions.
9689 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9690 Assume by_value array is only present if _Unwind_IsExtendedContext.
9691 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9692 _Unwind_IsSignalFrame.
9693 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9694 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9695 (uw_init_context_1): Initialize context->flags to
9696 EXTENDED_CONTEXT_BIT.
9697 * config/rs6000/linux-unwind.h (frob_update_context): Use
9698 _Unwind_SetSignalFrame.
9700 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9703 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9704 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9707 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9709 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9710 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9711 RET, AT_SP): Remove.
9712 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9715 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9716 * cfgbuild.c (find_basic_blocks): Likewise.
9717 * cfgrtl.c (rtl_create_basic_block): Likewise.
9718 * function.c (temp_slots_at_level): Likewise.
9719 * reg-stack.c (stack_regs_mentioned): Likewise.
9720 * regclass.c (allocate_reg_info): Likewise.
9721 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9722 set_bb_for_stmt, move_block_to_fn): Likewise.
9723 * tree-complex.c (tree_lower_complex): Likewise.
9724 * vec.h (VEC_safe_grow_cleared): New.
9726 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9728 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9730 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9731 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9733 * cfgloopmanip.c (scale_loop_frequencies): Export.
9734 (loopify): Scale the frequencies by prescribed coefficients.
9735 (set_zero_probability): New function.
9736 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9737 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9738 and frequencies according to arguments.
9739 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9741 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9742 * modulo-sched.c (sms_schedule): Set probabilities for entering
9743 versioned loop correctly.
9744 * tree-vect-transform.c (vect_transform_loop): Ditto.
9745 * cfgloop.h (loopify, loop_version): Declaration changed.
9746 (scale_loop_frequencies): Declared.
9748 2007-01-02 Jan Hubicka <jh@suse.cz>
9750 * cgraph.c: Include tree-flow.h
9751 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9753 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9754 * tree-pass.h (pass_all_early_optimizations): Declare.
9755 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9757 (cgraph_analyze_function): Do early_local_passes.
9758 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9759 Do not add referenced vars.
9760 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9762 (gate_all_early_local_passes): New gate.
9763 (pass_early_local_passes): Use new gate.
9764 (execute_early_local_optimizations): New functions.
9765 (gate_all_early_optimizations): New gate.
9766 (pass_all_early_optimizations): New pass.
9767 (execute_free_datastructures): Free SSA only when initialized.
9768 (gate_init_datastructures): Init only when optimizing.
9769 (tree_lowering_passes): Do early local passes when called late.
9770 * tree-profile.c (do_tree_profiling): Don't profile functions added
9772 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9773 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9775 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9776 during early_local_passes.
9777 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9780 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9782 * Makefile.in: Update copyright year.
9784 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9786 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9787 in $(lang_checks) and check-consistency targets.
9789 2007-01-02 Jan Hubicka <jh@suse.cz>
9791 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9792 Do not add referenced vars.
9793 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9795 * passes.c (init_optimization_passes): Put mudflap_2 after
9796 free_datastructures.
9798 2007-01-02 Jan Hubicka <jh@suse.cz>
9800 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9801 Set NOTHROW flag on call statements proved to be nothrow.
9802 Update statement of local calls so new pure/const functions are
9803 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9805 (tree_rest_of_compilation): Register hooks and initialize bitmap
9806 early. Do not set after_inlining flag.
9808 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9810 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9811 HOST_BITS_PER_LONGLONG
9813 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9816 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9817 warning for non-static initializers.
9819 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9821 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9822 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9823 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9824 Always use set_unique_reg_note to add REG_EQUAL notes.
9826 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9829 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9831 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9832 * cfgbuild.c (find_basic_blocks): Likewise.
9833 * cfgrtl.c (rtl_create_basic_block): Likewise.
9834 * function.c (temp_slots_at_level): Likewise.
9835 * reg-stack.c (stack_regs_mentioned): Likewise.
9836 * regclass.c (allocate_reg_info): Likewise.
9837 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9838 set_bb_for_stmt, move_block_to_fn): Likewise.
9839 * tree-complex.c (tree_lower_complex): Likewise.
9840 * vec.h (VEC_safe_grow_cleared): New.
9842 2007-01-02 Ian Lance Taylor <iant@google.com>
9844 * c-common.c (c_common_truthvalue_conversion): When warning about
9845 using an assignment as a truth value, set TREE_NO_WARNING.
9847 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9850 * c.opt (Wold-style-declaration): New.
9851 * doc/invoke.texi (C-only Warning Options): New.
9852 (Wold-style-declaration): Document it.
9853 (Wextra): Enabled by -Wextra.
9854 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9855 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9856 -Wold-style-declaration.
9858 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9860 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9861 * cfgbuild.c (find_basic_blocks): Likewise.
9862 * cfgrtl.c (rtl_create_basic_block): Likewise.
9863 * function.c (temp_slots_at_level): Likewise.
9864 * reg-stack.c (stack_regs_mentioned): Likewise.
9865 * regclass.c (allocate_reg_info): Likewise.
9866 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9867 set_bb_for_stmt, move_block_to_fn): Likewise.
9868 * tree-complex.c (tree_lower_complex): Likewise.
9869 * vec.h (VEC_safe_grow_cleared): New.
9871 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9873 * c-common.c (c_common_nodes_and_builtins): Since variants of
9874 void_type_node get built before it is given a name, we need to
9875 give those variants the name, too.
9876 (complete_array_type): We need to work with the canonical main
9877 type of the array, from which we will build the qualified version.
9878 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9879 * print-tree.c (print_node): Display canonical type information
9881 * stor-layout.c (layout_type): When we don't know the
9882 alignment of a type for which we're building an array, we end up
9883 guessing wrong, so make the type require structural equality.
9884 * tree.c (make_node_stat): When we build a new type, it is its
9886 (build_type_attribute_qual_variant): When building an attribute
9887 variant, its canonical type is the non-attribute variant. However,
9888 if the attributes are target-dependent and they differ, we need to
9889 use structural equality checks for this type.
9890 (build_qualified_type): A qualified type is not equivalent to its
9891 unqualified variant; set the canonical type appropriately.
9892 (build_distinct_type_copy): When building a distinct type from
9893 another type, the new type is its own canonical type.
9894 (build_variant_type_copy): When building a new type variant, we
9895 assume that it is equivalent to the original type.
9896 (build_pointer_type_for_mode): When building a pointer type, also
9897 build a canonical type pointer.
9898 (build_reference_type_for_mode): When building a reference type,
9899 also build a canonical type reference.
9900 (build_index_type): When we can't hash an index type (e.g.,
9901 because its maximum value is negative), the index type requires
9902 structural equality tests.
9903 (build_array_type): Build the canonical form of an array type.
9904 (build_function_type): Function types require structural equality,
9905 because they contain default arguments, attributes, etc.
9906 (build_method_type_directly): Ditto for method types.
9907 (build_offset_type): Build the canonical offset type.
9908 (build_complex_type): Build the canonical vector type.
9909 (make_vector_type): Build the canonical vector type.
9910 * tree.h (TYPE_CANONICAL): New.
9911 (TYPE_STRUCTURAL_EQUALITY_P): New.
9912 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9913 (struct tree_type): Added "canonical" field.
9914 * params.h (VERIFY_CANONICAL_TYPES): New.
9915 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9916 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9917 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9918 * doc/invoke.texi (verify-canonical-types): Document --param
9919 parameter for verifying canonical types.
9921 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9923 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9924 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9925 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9926 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9928 * config/rs6000/e500.h: New.
9929 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9930 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9932 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9933 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9934 TARGET_E500_DOUBLE): Remove.
9935 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9936 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9937 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9938 * config/rs6000/rs6000.c (rs6000_override_options): Use
9941 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9943 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9944 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9945 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9946 rs6000_emit_cmove): Don't check TARGET_E500.
9947 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9948 sordered): Don't check TARGET_E500.
9950 2007-01-01 Eric Christopher <echristo@apple.com>
9952 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9953 HARD_REGISTER_NUM_P.
9955 2007-01-01 Roger Sayle <roger@eyesopen.com>
9957 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9958 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9959 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9962 2007-01-01 Mike Stump <mrs@apple.com>
9964 * configure.ac: Remove support for building with Apple's gcc-3.1.
9966 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9969 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9970 REG is a hard register. Do not modify REG before calling
9972 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9973 multiple of the size of YMODE for certain lowpart cases.
9975 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9978 * gimplify (voidify_wrapper_expr): Update for
9981 2007-01-01 Andreas Schwab <schwab@suse.de>
9984 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9985 save of BR0 in extra_spill_size instead of spill_size.
9986 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9988 (ia64_expand_epilogue): Restore BR0 from its new location.
9990 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9992 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9993 Use a temporary variable if the left hand side is not a gimple
9996 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9998 * gimplify.c (gimplify_return_expr): Make the temporary variable
9999 for the return expression, a gimple register variable.
10001 2007-01-01 Jan Hubicka <jh@suse.cz>
10003 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10006 2007-01-01 Mike Stump <mrs@apple.com>
10008 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10010 * config/darwin.c (machopic_select_rtx_section): Use
10011 HAVE_GAS_LITERAL16.
10012 (darwin_mergeable_constant_section): Likewise.
10013 * configure: Regenerate.
10014 * config.in: Regenerate.
10016 2007-01-01 Jan Hubicka <jh@suse.cz>
10017 Andrew Pinski <pinskia@gmail.com>
10019 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10020 before starting IPA passes.