1 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3 * config/score/crti.asm: Change _bss_start to __bss_start.
4 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5 (OUTGOING_REG_PARM_STACK_SPACE) update.
6 * config/score/score.opt: add options to make backend support
7 score5, score5u, score7 and score7d.
8 * config/score/score.md: Likewise.
9 * config/score/misc.md: Likewise.
10 * config/score/mac.md: Likewise.
11 * doc/invoke.texi: Likewise.
12 * doc/md.texi: update constraints define.
14 2007-04-03 Richard Henderson <rth@redhat.com>
16 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17 an appropriate type, use the mode instead.
19 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22 Set the default --with-arch setting to mips2.
23 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
25 (MULTILIB_OSDIRNAMES): Delete.
26 (MULTILIB_DIRNAMES): Define.
27 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
28 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
29 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
30 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
31 VXWORKS_OS_CPP_BUILTINS.
32 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
33 (MIPS_DEBUGGING_INFO): Undefine.
34 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
36 2007-04-03 Jakub Jelinek <jakub@redhat.com>
39 * fold-const.c (native_encode_real): Encode real.c provided longs
40 as a series of 32-bit native integers.
41 (native_interpret_real): Interpret buffer as a series of 32-bit
44 2007-04-03 Richard Guenther <rguenther@suse.de>
46 * genpreds.c (write_insn_constraint_len): Write function
47 optimized for CONSTRAINT_LEN implementation.
48 (write_tm_preds_h): Output insn_constraint_len inline and
49 use it for CONSTRAINT_LEN.
50 (write_insn_preds_c): Don't output insn_constraint_len.
51 * doc/md.texi (define_register_constraint): Document multi-letter
52 constraints shall have the same length if they start with the same
55 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.md (isinf<mode>2): Expand only when
59 TARGET_C99_FUNCTIONS is set.
61 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
63 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
64 (x86_64-*-linux*): Ditto.
65 * config/i386/i386.opt (mpc): New option.
66 * config/i386/i386.c (overrride_options): Handle
67 ix87_precision_string.
68 * config/i386/crtprec.c: New file.
69 * config/i386/t-crtpc: Ditto.
70 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
72 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
73 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
74 crtprec32.o, crtprec64.o and crtprec80.o.
76 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
78 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
80 2007-04-02 Eric Christopher <echristo@apple.com>
82 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
83 limitations on darwin.
85 2007-04-02 Anatoly Sokolov <aesok@post.ru>
88 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
90 2007-04-02 Dave Korn <dave.korn@artimi.com>
92 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
94 2007-04-02 Dave Korn <dave.korn@artimi.com>
96 * libgcc2.h (exception_descriptor): Don't forward-declare.
97 (__get_eh_table_language, __get_eh_table_version): Delete
98 prototypes of long-dead functions.
100 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
102 * ebitmap.h: New file
103 * ebitmap.c: New file
104 * Makefile.in (ebitmap.o): New target.
106 2007-04-01 Jan Hubicka <jh@suse.cz>
108 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
109 before very first instruction.
111 2007-04-01 Jan Hubicka <jh@suse.cz>
113 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
114 waring on 64bit hosts.
115 * bitmap.h: Fix typo in bitmap_head_def.
117 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
119 PR rtl-optimization/31391
120 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
121 into a DELETED_LABEL note, and the label is in an empty basic
122 block, update BB_END as well as BB_HEAD.
124 2007-04-01 Richard Henderson <rth@redhat.com>
126 PR tree-optimization/31169
127 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
128 to varying if the range is outside [0, prec-1].
130 2007-04-01 Richard Sandiford <richard@codesourcery.com>
133 * config/mips/mips.md (load_const_gp): New insn.
134 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
135 the MIPS16 GP pseudo register if no_new_pseudos.
136 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
138 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
141 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
143 (call_value): Likewise.
145 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
146 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
149 * doc/invoke.texi: (optimization options): Reword description
150 of -ffast-math. Document its primary purpose.
152 2007-03-31 Richard Guenther <rguenther@suse.de>
154 * omp-low.c (splay-tree.h): Include.
155 (lookup_decl): Replace splay-tree usage by pointer-map.
156 (maybe_lookup_decl): Likewise.
157 (new_omp_context): Likewise.
158 (delete_omp_context): Likewise.
159 * gimplify.c (splay-tree.h): Include.
160 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
162 (remap_ssa_name): Likewise.
163 (remap_decl): Likewise.
164 (remap_type_1): Likewise.
165 (remap_type): Likewise.
166 (copy_body_r): Likewise.
167 (expand_call_inline): Likewise.
168 (clone_body): Likewise.
169 (copy_tree_r): Likewise.
170 (remap_save_expr): Likewise.
171 (unsave_r): Likewise.
172 (unsave_expr_now): Likewise.
173 (tree_function_versioning): Likewise.
174 (build_duplicate_type): Likewise.
175 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
176 (struct copy_body_data): Replace splay-tree by pointer-map.
177 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
179 (gimplify.o): Depend on $(SPLAY_TREE_H).
180 (omp-low.p): Likewise.
182 2007-03-31 Anatoly Sokolov <aesok@post.ru>
184 * config/avr/predicates.md (even_register_operand,
185 odd_register_operand): New predicates.
186 * config/avr/avr.md (movw peephole2): New.
187 (movw_r peephole2): New.
189 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
191 * tree.h (get_signed_or_unsigned_type): New.
192 * fold-const.c (operand_equal_for_comparison_p): Use
193 get_signed_or_unsigned_type instead of
194 lang_hooks.types.signed_or_unsigned_type.
195 * expr.c (store_expr): Ditto.
196 * langhooks.c (get_signed_or_unsigned_type): New.
197 (lhd_signed_or_unsigned_type): New.
198 * langhooks.h (lhd_signed_or_unsigned_type): New.
199 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
201 2007-03-30 Richard Henderson <rth@redhat.com>
203 * tree-ssa-loop-ivopts.c: Include target.h.
204 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
205 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
206 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
207 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
209 2007-03-30 Richard Henderson <rth@redhat.com>
210 Kai Tietz <kai.tietz@onevision.com>
212 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
214 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
215 (TARGET_64BIT_MS_ABI): New.
216 (DBX_REGISTER_NUMBER): Handle 64-bit.
217 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
218 (LONG_TYPE_SIZE): Force to 32.
219 (REG_PARM_STACK_SPACE): New.
220 (OUTGOING_REG_PARM_STACK_SPACE): New.
221 (REGPARM_MAX, SSE_REGPARM_MAX): New.
222 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
223 (STACK_BOUNDARY): Use 128 for 64-bit.
224 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
225 Add 64-bit implementation.
226 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
228 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
229 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
230 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
231 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
232 (ix86_handle_cconv_attribute): Don't warn when ignoring if
234 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
235 (ix86_pass_by_reference): Likewise.
236 (ix86_function_value_regno_p): Likewise.
237 (ix86_build_builtin_va_list): Likewise.
238 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
239 (function_arg_advance_ms_64): New.
240 (function_arg_advance): Call it.
241 (function_arg_ms_64): New.
242 (function_arg): Call it.
243 (function_value_ms_64): New.
244 (ix86_function_value_1): Call it.
245 (return_in_memory_ms_64): New.
246 (ix86_return_in_memory): Call it.
247 (setup_incoming_varargs_ms_64): New.
248 (ix86_setup_incoming_varargs): Call it.
249 (ix86_expand_prologue): Handle 64-bit stack probing.
250 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
251 (output_pic_addr_const): Likewise.
252 (x86_this_parameter): Likewise.
253 (x86_output_mi_thunk): Likewise.
254 (x86_function_profiler): Likewise.
255 (TARGET_STRICT_ARGUMENT_NAMING): New.
256 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
257 (TARGET_64BIT_MS_ABI): New.
258 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
259 * config/i386/i386.md (allocate_stack_worker): Remove.
260 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
261 describe the clobber of eax without a match_scratch.
262 (allocate_stack_worker_postreload): Remove.
263 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
264 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
265 (allocate_stack_worker_rex64_postreload): Remove.
266 (allocate_stack): Handle 64-bit.
267 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
268 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
269 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
270 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
271 (STANDARD_STARTFILE_PREFIX_1): Likewise.
272 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
273 * config.build (x86_64-*-mingw*): New host.
274 * config.host (x86_64-*-mingw*): New host.
275 * config.gcc (x86_64-*-mingw*): New target.
276 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
278 2007-03-30 Richard Henderson <rth@redhat.com>
279 Kai Tietz <kai.tietz@onevision.com>
281 * c-pragma.c (struct def_pragma_macro_value): New.
282 (struct def_pragma_macro): New.
283 (pushed_macro_table): New.
284 (dpm_hash, dpm_eq): New.
285 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
286 (init_pragma): Install them.
287 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
289 2007-03-30 Anatoly Sokolov <aesok@post.ru>
291 * config/avr/avr.c (avr_override_options): Clear
292 'flag_delete_null_pointer_checks'.
294 2007-03-30 Paolo Carlini <pcarlini@suse.de>
297 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
298 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
299 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
300 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
301 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
302 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
303 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
305 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
307 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
309 * regmove.c: Move all of pass_stack_adjustments from here...
310 * combine-stack-adj.c: ...to this new file.
311 * Makefile.in: Add rules for combine-stack-adj.o.
313 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
315 PR tree-optimization/31383
316 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
317 to have the same length.
319 2007-03-30 Jan Hubicka <jh@suse.cz>
321 PR middle-end/PR30700
322 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
323 availablility; add more sanity checking; ask varpool only about
326 2007-03-29 Richard Henderson <rth@redhat.com>
328 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
329 to decide, but __SIZEOF_LONG_LONG__.
331 2007-03-29 Richard Henderson <rth@redhat.com>
333 * emutls.c (struct __emutls_array): New.
334 (emutls_destroy): Use it instead of casting element 0 from void*.
335 (__emutls_get_address): Likewise.
337 2007-03-29 Richard Henderson <rth@redhat.com>
339 * varasm.c (initializer_constant_valid_p): Don't deny
340 DECL_DLLIMPORT_P on functions.
342 * config/i386/cygming.h: Remove function declarations.
343 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
344 (ASM_OUTPUT_LABELREF): Remove.
345 (COMMON_ASM_OP): Remove.
346 (ASM_OUTPUT_COMMON): Remove.
347 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
348 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
349 (ASM_DECLARE_FUNCTION_NAME): Likewise.
350 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
351 Rename from TARGET_ENCODE_SECTION_INFO.
352 * config/i386/netware.h: Likewise.
353 * config/i386/i386-protos.h: Update.
354 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
355 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
356 (legitimate_constant_p): Reject dllimports.
357 (dllimport_map, get_dllimport_decl): New.
358 (legitimize_dllimport_symbol): New.
359 (legitimize_address, ix86_expand_move): Use it.
360 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
361 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
362 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
363 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
364 * config/i386/predicates.md (constant_call_address_operand): Only
365 accept symbols; reject dllimport_p symbols.
366 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
367 i386_pe_maybe_record_exported_symbol.
368 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
369 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
370 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
371 trust the setting of DECL_DLLIMPORT_P.
372 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
373 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
374 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
375 tidy the argument scanning loop.
376 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
377 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
378 (i386_pe_strip_name_encoding): Remove.
379 (i386_pe_binds_local_p): New.
380 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
381 (i386_pe_output_labelref): Remove.
382 (i386_pe_asm_output_aligned_decl_common): New.
383 (i386_pe_maybe_record_exported_symbol): Rename from
384 i386_pe_record_exported_symbol; check for dllexported symbols.
386 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
388 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
389 add comment explaining why vsnprintf cannot be used.
391 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
393 PR tree-optimization/30666
394 * tree.c (build_complex_type): When creating type names for DWARF2
395 debug info, create TYPE_DECLs for TYPE_NAME instead of
397 (build_common_tree_nodes_2): Use build_complex_type when building
398 predefined complex types, to preserve canonical types.
400 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
402 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
403 (noce_get_alt_condition): Look at it to determine whether to
404 reverse the condition or not.
405 (noce_get_condition): Substitute the truth for lies.
406 (noce_find_if_block): Set the then_else_reversed field.
408 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
410 * config/fr30/fr30.md (movdi): Do not accept immediates as the
411 destination of this insn.
412 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
413 than calling gen_rtx_SET directly. Use r0 to hold the value of
414 'address + 4' rather than a stack based temporary which can be
417 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
419 * config/s390/s390.c (s390_secondary_input_reload_class,
420 s390_secondary_output_reload_class): Functions removed.
421 (s390_secondary_reload): New function.
422 (TARGET_SECONDARY_RELOAD): Target macro defined.
423 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
424 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
425 * config/s390/s390.md ("reload_outti", "reload_outdi",
426 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
427 "reload_out<mode>"): Expanders removed.
428 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
429 "reload<mode>_nonoffmem_out"): Expanders added.
431 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
433 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
434 SRC->DEST replacement failed anyway.
436 2007-03-28 Mike Stump <mrs@apple.com>
438 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
439 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
440 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
442 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
444 * config.gcc: Accept barcelona as a variant of amdfam10.
445 * config/i386/i386.c (override_options): Likewise.
446 * doc/invoke.texi: Likewise.
448 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
450 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
451 offsets for BIT_FIELD_REF and COMPONENT_REF.
453 2007-03-28 Richard Guenther <rguenther@suse.de>
455 * tree.c (is_global_var): Move ...
456 * tree-flow-inline.h (is_global_var): ... here.
457 * tree.h (is_global_var): Remove declaration.
459 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
461 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
463 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
464 * config/i386/i386.c (ix86_tune_features): Initialize new
466 * config/i386/predicates.md (promotable_binary_operator): Use
467 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
469 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
472 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
474 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
476 * config/fr30/fr30.md (movsi_internal): Change destination
477 constraint from m to V and add m to the end.
479 2007-03-28 Christian Bruel <christian.bruel@st.com>
481 * config/sh/sh.md (movsi_i): Fix type attribute.
483 2007-03-28 Christian Bruel <christian.bruel@st.com>
485 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
486 (movsf_ie): Likewise.
488 2007-03-28 Christian Bruel <christian.bruel@st.com>
490 * config.gcc: Add sh4-300 to multilib.
491 * config/sh/t-mlib-sh4-300: New file.
493 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
495 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
496 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
498 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
499 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
500 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
501 "fixuns_trunctddi2"): Whitespace fix.
503 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
505 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
506 the definition of struct sh_args.
507 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
508 CALL_COOKIE_INT_REG_GET): Likewise.
510 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
512 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
513 transformations are applied successfully.
515 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
517 * tree.c (tree_contains_struct): Permit 512 tree codes.
518 * tree.h (tree_contains_struct): Ditto.
519 (MAX_TREE_CODES): Ditto.
520 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
521 SPARE member to store remaining padding bits.
523 2007-03-27 Anatoly Sokolov <aesok@post.ru>
525 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
528 2007-03-27 Janis Johnson <janis187@us.ibm.com>
530 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
531 * configure: Regenerate.
533 * configure: Regenerate using the correct version of autoconf.
535 2007-03-27 Anatoly Sokolov <aesok@post.ru>
537 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
539 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
540 regs to "__SP_L__" and "__SP_H__".
542 2007-03-27 Richard Guenther <rguenther@suse.de>
544 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
545 computations with it with a HOST_WIDE_INT variable.
547 2007-03-26 Mike Stump <mrs@apple.com>
549 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
550 objective-c-header, objective-c++-header and objc++-cpp-output
552 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
554 2007-03-26 Richard Henderson <rth@redhat.com>
557 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
558 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
559 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
560 IX86_BUILTIN_PSRLQ128): New.
561 (ix86_init_mmx_sse_builtins): Add them.
562 (ix86_expand_builtin): Expand them.
563 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
565 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
566 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
567 _mm_srli_epi64): Mark __B const.
568 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
569 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
570 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
571 new two-vector shift builtins.
573 2007-03-26 Ian Lance Taylor <iant@google.com>
575 PR tree-optimization/31345
576 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
577 [+INF, +INF(OVF)] into VARYING.
579 2007-03-26 Zack Weinberg <zackw@panix.com>
581 * gengtype-parse.c: New file.
582 * gengtype-yacc.y: Delete.
583 * gengtype-lex.l: Don't include gengtype-yacc.h.
584 Define YY_DECL and yyterminate appropriately for recursive
585 descent parser. yylval is now a string out-parameter to yylex.
586 (HWS, EOID): New shorthand.
587 (IWORD): Add a couple more types.
588 (yylex): Add a setup stanza. Remove the complex rules for
589 detecting GTY'ed types and typedefs; replace with simple
590 keyword detectors. Adjust everything for the changed
591 definition of yylval. Ignore all pp-directives, not just #define.
593 (parse_file): Rename yybegin; do not call yyparse.
595 * gengtype.c (xasprintf): Export again.
596 (this_file): New. Use everywhere __FILE__ was being used.
597 (get_lang_bitmap): Special case types defined in gengtype.c.
598 (do_typedef, new_structure): Suppress definition of certain types.
599 (new_structure): Improve diagnostics of duplicate definitions.
600 Make sure location_s is associated with input.h.
601 (nreverse_pairs, define_location_structures): New functions.
602 (main): Improve tagging of kludge types. Remove old kludges
603 for input.h types; use define_location_structures.
604 * gengtype.h: Update prototypes. Define token codes here.
605 * Makefile.in: Remove all references to gengtype-yacc.
606 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
608 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
609 add GTY((skip)) to the field that's only conditionally there.
610 * doc/install.texi: Document that Bison is no longer required
611 unless building treelang.
613 * gengtype.c: Don't include gtyp-gen.h.
614 (srcdir): Declare here.
615 (base_files, lang_dir_names): Allocate dynamically.
616 (gt_files, num_gt_files, num_lang_dirs): New globals.
617 (measure_input_list, read_input_line, read_input_list)
618 (set_lang_bitmap): New functions.
619 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
620 simplify, relying on read_input_list to set up the bitmaps.
621 (main): Arguments are no longer unused. Check for correct number
622 of command line arguments, set srcdir and srcdir_len, then call
623 read_input_list, before doing anything else. No need to worry
624 about duplicates in main loop.
625 * configure.ac: Simplify the calculation of all_gtfiles.
626 Put language tags in there. Don't set or substitute
627 all_gtfiles_files_langs or all_gtfiles_files_frags.
628 * Makefile.in: Revamp the way gengtype is invoked, now that it
629 takes a file on its command line with a much simpler format.
630 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
631 (GTFILES): Remove duplicates and C source files.
632 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
633 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
634 * configure: Regenerate.
636 * gengtype.h: Remove all type definitions to gengtype.c; leave
637 only definitions of options_p, type_p, and pair_p as opaque
638 pointers. Update prototypes.
639 * gengtype.c: Many type definitions moved here from gengtype.h.
640 Consolidate type definitions at the top of the file.
641 (xvasprintf): Delete.
642 (xasprintf): Make static.
643 (create_nested_pointer_option): Add 'next' parameter.
644 (create_field_all, create_field_at): New functions.
645 (create_field): Now a thin wrapper around create_field_all.
646 (create_optional_field): Rename create_optional_field_ and add
647 line argument. Original name is now a macro which supplies
649 (oprintf): Use vsnprintf directly.
650 (close_output_files): Use fatal rather than perror/exit.
651 (note_def_vec, note_def_vec_alloc): Use create_field_at.
652 (main): Set progname. Don't use exit.
653 * gengtype-yacc.y (struct_fields): Use create_field_at.
654 (option, optionseqopt): Delete.
655 (optionseq): Consolidate productions from option here so we
656 can use the first argument to create_option.
658 * gengtype-lex.l: Distinguish unions from structures in the
659 token type. Don't call find_structure; return the tag as a string.
660 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
661 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
662 Reorganize typedef_struct production accordingly.
663 Use create_nested_ptr_option.
664 * gengtype.c (create_nested_ptr_option): New function.
665 * gengtype.h: Declare it.
667 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
668 (string_type): Don't declare.
669 (do_scalar_typedef): Declare.
670 (create_scalar_type): Update prototype.
671 * gengtype.c (string_type): Make static.
672 (scalar_nonchar, scalar_char): New.
673 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
674 (resolve_typedef): Use scalar_nonchar for error recovery.
675 (create_scalar_type): Remove name_len field. Return scalar_char
676 or scalar_nonchar as appropriate.
677 (adjust_field_type): Look at scalar_is_char boolean to decide whether
679 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
681 (main): Initialize scalar_char and scalar_nonchar before calling
683 * gengtype-lex.l: Adjust for removal of second argument to
684 create_scalar_type. Use yylval.s instead of yylval.t when
686 * gengtype-yacc.y: Type of SCALAR is string. Call
687 create_scalar_type from type:SCALAR rule. Adjust for removal of
688 second argument to create_scalar_type.
690 * vec.h: Remove all #if IN_GENGTYPE blocks.
691 Add comment saying that changes may require adjustments to gengtype.
692 * gengtype.c: Don't include coretypes.h or tm.h.
693 Add comment to inclusion of errors.h.
694 (note_def_vec, note_def_vec_alloc): New functions.
695 * gengtype.h: Declare new functions.
696 * gengtype-lex.l: Don't include coretypes.h.
697 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
699 (update_lineno): Remove unnecessary prototype.
700 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
701 (VEC rule): Just return VEC_TOKEN.
702 * gengtype-yacc.y (VEC_TOKEN): New token type.
703 (type): Add a production for VEC(a,b).
704 * Makefile.in: Update dependencies.
706 * gengtype-lex.l: Remove rules for parsing pointer-to-function
707 typedefs that use the old PARAMS macro.
709 * gengtype-lex.l: Remove all rules and states relating to yacc
711 * gengtype-yacc.y: Similarly.
712 * gengtype.c (note_yacc_type): Delete function.
713 * gengtype.h: Update prototypes.
715 2007-03-26 Joseph Myers <joseph@codesourcery.com>
717 * tree-pretty-print.c (dump_generic_node): Report precision of
718 unnamed integer types.
720 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
722 * ifcvt.c (noce_try_store_flag_constants): Don't check
724 (noce_try_store_flag_constants): Don't check no_new_pseudos.
725 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
726 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
727 noce_try_sign_mask): Likewise.
728 (if_convert): Check no_new_pseudos here.
730 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
732 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
733 (noce_get_condition): Handle new then_else_reversed argument.
734 (noce_init_if_info): Remove, fold into noce_find_if_block.
735 (noce_process_if_block): Take a struct noce_if_info as the
736 argument. Don't set up one based on ce_if_info. Update pointer
737 references accordingly.
738 (cond_move_process_if_block): Likewise.
739 (process_if_block): Removed.
740 (find_if_block): Removed. Move functionality two new functions,
741 noce_find_if_block and cond_exec_find_if_block.
742 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
743 blocks and the symmetric IF-ELSE-JOIN case.
744 (cond_exec_find_if_block): Also new function mostly based on old
745 find_if_block and process_if_block.
746 (find_if_header): Replace find_if_block call with separately
747 guarded calls to noce_find_if_block and cond_exec_find_if_block.
748 (find_cond_trap): Update noce_get_condition call.
749 (dead_or_predicable): Likewise.
751 2007-03-26 Jakub Jelinek <jakub@redhat.com>
753 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
755 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
756 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
757 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
758 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
759 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
760 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
761 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
762 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
763 __builtin_ia32_psrad128 builtins.
765 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
767 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
768 * config/i386/constraints.md
769 (define_constraint "I"): Use IN_RANGE macro.
770 (define_constraint "J"): Ditto.
771 (define_constraint "K"): Ditto.
772 (define_constraint "M"): Ditto.
773 (define_constraint "N"): Ditto.
774 (define_constraint "O"): Ditto.
775 * config/i386/predicates.md
776 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
777 (define_predicate "const_0_to_3_operand"): Ditto.
778 (define_predicate "const_0_to_7_operand"): Ditto.
779 (define_predicate "const_0_to_15_operand"): Ditto.
780 (define_predicate "const_0_to_63_operand"): Ditto.
781 (define_predicate "const_0_to_255_operand"): Ditto.
782 (define_predicate "const_1_to_31_operand"): Ditto.
783 (define_predicate "const_2_to_3_operand"): Ditto.
784 (define_predicate "const_4_to_7_operand"): Ditto.
786 2007-03-25 David Edelsohn <edelsohn@gnu.org>
788 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
789 in SImode for save_world.
790 * config/rs6000/altivec.md (save_world, restore_world): Convert to
793 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
795 PR tree-optimization/30784
796 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
799 2007-03-25 Revital Eres <eres@il.ibm.com>
801 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
802 Fold movement_possibility function into it.
804 2007-03-25 David Edelsohn <edelsohn@gnu.org>
806 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
807 (load_macho_picbase_{si,di}): Convert to LR hard reg.
808 (call_indirect_nonlocal_darwin64): Same.
809 (call_nonlocal_darwin64): Same.
810 (call_value_indirect_nonlocal_darwin64): Same.
811 (call_value_nonlocal_darwin64): Same.
812 (sibcall_nonlocal_darwin64): Same.
813 (sibcall_value_nonlocal_darwin64): Same.
814 (sibcall_symbolic_64): Same.
815 (sibcall_value_symbolic_64): Same.
816 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
818 (rs6000_emit_load_toc_table): Same.
819 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
820 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
826 (load_toc_v4_pic_si): Same
827 (load_toc_v4_PIC_1): Same.
828 (load_toc_v4_PIC_1b): Same.
829 (call_indirect_aix{32,64}): Same.
830 (call_value_indirect_aix{32,64}): Same.
833 (call_local{32,64}): Same.
834 (call_value_local{32,64}): Same.
835 (call_indirect_nonlocal_aix{32,64}): Same.
836 (call_nonlocal_aix{32,64}): Same.
837 (call_value_indirect_nonlocal_aix{32,64}): Same.
838 (call_value_nonlocal_aix{32,64}): Same.
839 (call_indirect_nonlocal_sysv<mode>): Same.
840 (call_nonlocal_sysv<mode>): Same.
841 (call_value_indirect_nonlocal_sysv<mode>): Same.
842 (call_value_nonlocal_sysv<mode>): Same.
844 (sibcall_local{32,64}): Same.
845 (sibcall_value_local{32,64}): Same.
846 (sibcall_nonlocal_aix{32,64}): Same.
847 (sibcall_value_nonlocal_aix{32,64}): Same.
848 (sibcall_nonlocal_sysv<mode>): Same.
849 (sibcall_value): Same.
850 (sibcall_value_nonlocal_sysv<mode>): Same.
852 2007-03-24 Paul Brook <paul@codesourcery.com>
854 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
855 * config/arm/linux-eabi.h: Remove legacy syscall hack.
857 2007-03-24 Richard Henderson <rth@redhat.com>
859 * config/ia64/constraints.md: New file.
860 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
861 satisfies_constraint_?.
862 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
863 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
864 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
865 ia64_output_mi_thunk): Likewise.
866 (ia64_const_ok_for_letter_p): Remove.
867 (ia64_const_double_ok_for_letter_p): Remove.
868 (ia64_extra_constraint): Remove.
869 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
870 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
871 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
872 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
873 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
874 EXTRA_MEMORY_CONSTRAINT): Remove.
875 * config/ia64/ia64.md: Include constriants.md. Replace
876 CONST_OK_FOR_? with satisfies_constraint_?.
878 2007-03-23 Michael Meissner <michael.meissner@amd.com>
879 H.J. Lu <hongjiu.lu@intel.com>
881 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
883 (name macros): Use DPD_BID_NAME to convert names properly.
885 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
886 decimal floating point format.
887 (init_floating_libfuncs): Change decimal functions so that they
888 have a "bid_" prefix if the decimal system uses the BID format,
889 and "dpd_" prefix if the decimal system uses the DPD format.
890 (init_interclass_conv_libfuncs): Ditto.
891 (init_intraclass_conv_libfuncs): Ditto.
893 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
894 using the BID format.
896 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
897 whether we are using the BID decimal format.
898 * configure: Regenerate.
900 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
901 the compiler has decimal floating point enabled. Define
902 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
905 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
906 using the BID format.
908 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
909 whether we are using the BID decimal format.
910 * configure: Regenerate.
912 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
913 the compiler has decimal floating point enabled. Define
914 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
917 * doc/install.texi (--enable-decimal-float): Document BID and DPD
918 options, and that it is enabled for i386/x86_64 systems.
920 * Makefile.in (enable_decimal_float): New.
922 (DECNUMINC): Add -I$(DECNUMFMT).
923 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
924 to $(DECNUMFMT) from $(DECNUM).
926 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
927 Substitute enable_decimal_float.
928 * configure: Regenerated.
931 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
934 * configure.ac: Enable decimal float for x86_64-*-linux*.
935 * configure: Regenerated.
938 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
939 decimal128ClearSign to flip and clear the sign bit in decimal128.
940 (decimal_real_maxval): Set decimal128SetSign to set the sign
943 2007-03-23 Ian Lance Taylor <iant@google.com>
945 * fold-const.c (fold_binary): Correct warning for X - c >= X.
947 2007-03-23 Ian Lance Taylor <iant@google.com>
949 * tree-dump.c (dump_files): Correct comment.
951 2007-03-23 Ian Lance Taylor <iant@google.com>
953 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
955 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
957 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
958 in cfglayout mode. Don't go into and out of cfglayout mode.
959 Link the blocks in the order of the constructed traces.
960 (rest_of_handle_tracer): Adjust call to tracer.
961 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
962 Don't go into cfglayout mode.
963 (rtl_loop_done): Don't go out of cfglayout mode.
964 * cfglayout.c (relink_block_chain): New function, split out from...
965 (fixup_reorder_chain): ...here. Remove redundant checking.
966 (cfg_layout_finalize): Don't clear the header, footer, and aux
967 fields here, move the code to do so to relink_block_chain. Likewise
968 for free_original_copy_tables.
969 * rtl.h (tracer): Update prototype.
970 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
971 Assert we are in cfglayout mode. Don't go into and out of cfglayout
972 mode. Use relink_block_chain to serialize the CFG according to the
973 new basic block order. Move targetm.cannot_modify_jumps_p check from
975 (gate_handle_reorder_blocks): ...to here.
976 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
978 (gate_duplicate_computed_gotos): ...to here.
979 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
980 something always changes when going into and out of cfglayout mode.
981 Perform an expensive cfg cleanup while going into cfglayout mode.
982 Always update liveness information on HAVE_conditional_execution
983 targets. Reserialize the basic blocks and go out of cfglayout mode.
984 * reg-stack.c: Include cfglayout.h.
985 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
986 the call to reorder_basic_blocks.
987 * basic-block.h (reorder_basic_blocks): Update prototype.
988 (relink_block_chain): New prototype.
989 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
991 2007-03-23 Joseph Myers <joseph@codesourcery.com>
993 * config/mips/mips.md (type, hazard, *movdi_32bit,
994 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
995 *movhi_internal, *movqi_internal, *movsf_hardfloat,
996 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
997 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
998 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1000 (movcc): Change first xfer to multi.
1001 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1002 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1003 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1004 config/mips/generic.md: Change reservations using "xfer" to use
1006 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1007 using match_operand.
1008 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1009 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1011 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1013 2007-03-22 Richard Henderson <rth@redhat.com>
1015 * config/i386/i386.c: Remove unnecessary function declarations.
1016 Move targetm definition, and all related macros, to the end of
1017 the file. Resort some functions to put definitions before uses.
1018 (ix86_attribute_table): Make static. Move to end of file.
1019 (ix86_gimplify_va_arg): Make static.
1021 2007-03-22 Richard Henderson <rth@redhat.com>
1023 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1024 don't increase local_regparm with force_align_arg_pointer check.
1025 (ix86_function_sseregparm): Assert 32-bit.
1026 (type_has_variadic_args_p): New.
1027 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1028 type_has_variadic_args_p.
1029 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1030 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1031 use memset instead. Do maybe_vaarg check first; skip attribute
1032 tests if true; skip attribute tests for 64-bit.
1033 (construct_container): Remove TARGET_DEBUG_ARG.
1034 (function_arg_advance_32, function_arg_advance_64): Split out ...
1035 (function_arg_advance): ... from here.
1036 (function_arg_32, function_arg_64): Split out ...
1037 (function_arg): ... from here.
1038 (ix86_pass_by_reference): Tidy.
1039 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1040 (function_value_32): New, from parts of ix86_function_value
1041 and ix86_value_regno.
1042 (function_value_64): New, from parts of ix86_function_value
1043 and ix86_libcall_value.
1044 (ix86_function_value_1): New.
1045 (ix86_function_value, ix86_libcall_value): Use it.
1046 (return_in_memory_32, return_in_memory_64): Split out ...
1047 (ix86_return_in_memory): ... from here.
1048 (ix86_struct_value_rtx): Skip for 64-bit.
1049 (ix86_libcall_value, ix86_value_regno): Remove.
1050 (setup_incoming_varargs_64): Split out ...
1051 (ix86_setup_incoming_varargs): ... from here.
1052 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1053 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1054 * config/i386/i386-protos.h (ix86_function_value): Remove.
1055 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1057 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1060 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1061 infinities not supported, otherwise emit warning if -Woverflow. On
1062 underflow, emit warning if -Woverflow.
1063 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1065 * real.h (real_from_string): Update declaration
1067 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1068 Richard Henderson <rth@redhat.com>
1070 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1071 * calls.c (compute_argument_block_size, expand_call,
1072 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1073 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1074 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1075 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1076 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1077 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1078 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1079 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1082 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1084 * c-incpath.c (add_sysroot_to_chain): New.
1085 (merge_include_chains): Add sysroot argument. Call
1086 add_sysroot_to_chain if sysrooted.
1087 (register_include_chains): Update call to merge_include_chains.
1088 * doc/cppopts.texi: Document use of '=' in include directory
1091 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1094 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1095 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1096 insn pattern using X87MODEF12 mode macro.
1098 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1100 * regmove.c (regmove_optimize): Use reg_mentioned_p
1101 instead of reg_overlap_mentioned_p for DST.
1103 2007-03-21 Mike Stump <mrs@apple.com>
1105 * c.opt: Fixup for Objective-C/C++.
1107 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1109 * explow.c (convert_memory_address): Fold memory reference when
1110 POINTERS_EXTEND_UNSIGNED < 0
1112 2007-03-21 Richard Henderson <rth@redhat.com>
1115 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1116 * config/i386/mmintrin.h (__m64): Likewise.
1117 * config/i386/xmmintrin.h (__m128): Likewise.
1119 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1121 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1122 (VXWORKS_OS_CPP_BUILTINS): Define.
1123 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1124 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1126 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1128 * rtl.h (constant_pool_reference_p): Delete.
1129 (find_constant_src): Declare.
1130 * rtlanal.c (find_constant_src): New function.
1131 * simplify-rtx.c (constant_pool_reference_p): Delete.
1132 * config/i386/i386.md: Use find_constant_src instead of
1133 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1135 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1137 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1138 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1140 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1142 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1143 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1144 (arm_elf_asm_constructor): Use it.
1145 (arm_elf_asm_destructor): New function.
1147 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1149 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1151 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1153 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1155 2007-03-19 Andrew Haley <aph@redhat.com>
1157 PR tree-optimization/31264
1158 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1161 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1163 PR rtl-optimization/30907
1164 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1165 (fwprop_init): Always call loop_optimizer_initialize.
1166 (fwprop_done): Always call loop_optimizer_finalize.
1167 (fwprop): We always have loop info now.
1168 (gate_fwprop_addr): Remove.
1169 (pass_fwprop_addr): Use gate_fwprop as gate.
1171 PR rtl-optimization/30841
1172 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1173 df_chain_alloc): Call df_reorganize_refs unconditionally.
1174 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1175 refs_organized to refs_organized_size.
1176 (df_ref_create_structure): Use refs_organized_size instead of
1177 bitmap_size if refs had been organized, and keep refs_organized_size
1179 * df.h (struct df_ref_info): Change refs_organized to
1180 refs_organized_size.
1181 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1184 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1186 * except.c (output_function_exception_table): Do not reference the
1187 EH personality routine for functions that do not require an
1190 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1193 * c-typeck.c (convert_for_assignment): Call comptypes for
1194 RECORD_TYPE or UNION_TYPE.
1197 * reload1.c (reload): Do invalid ASM checking after
1198 cleanup_subreg_operands.
1200 2007-03-19 Jeff Law <law@redhat.com>
1202 * tree-cfg.c (find_taken_edge): Tighten conditions for
1203 optimizing computed gotos.
1205 2007-03-19 Michael Matz <matz@suse.de>
1207 * builtins.c (expand_builtin_sync_operation,
1208 expand_builtin_compare_and_swap,
1209 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1212 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1213 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1216 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1218 * doc/tm.texi: Add brackets around the return type of
1219 TARGET_SECONDARY_RELOAD.
1221 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1222 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/31254
1225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1226 Use handled_component_p () where appropriate. Continue
1227 propagating into the rhs if we propagated into an INDIRECT_REF
1230 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1232 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1233 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1234 (xde, xdee): Mode attributes adjusted to support DFP modes.
1235 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1236 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1237 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1238 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1239 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1240 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1241 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1243 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1244 "movsf"): Insn definitions removed.
1245 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1246 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1247 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1249 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1250 "reload_in<mode>", "reload_out<mode>"): Expander added.
1251 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1254 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1256 * config/s390/s390.md: Only non-functional changes. Renamed
1257 FPR mode macro to BFP all over the file.
1259 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1261 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1262 (op_type attribute): RRF instruction type added.
1263 (fT0): New mode attribute.
1264 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1265 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1266 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1267 no secondary memory is needed when moving DFmode values between GPRs
1270 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1272 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1273 inverted and documentation adjusted.
1274 ("mhard-dfp", "msoft-dfp"): New options.
1275 * config/s390/s390.c (s390_handle_arch_option): New architecture
1277 (override_options): Sanity checks for the new options added.
1278 * config.gcc: New architecture switch: z9-ec.
1279 * config/s390/s390.h (processor_flags): PF_DFP added.
1280 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1281 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1282 when the bit is NOT set so remove it from the defaults.
1284 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1286 * genemit.c (main): Print include statement for dfp.h.
1287 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1290 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1292 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1294 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1297 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1300 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1303 attr_length_call, output_call, output_indirect_call): Cleanup
1304 formatting of targetm calls.
1306 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1308 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1310 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1312 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1313 reservation, bypass and anti-bypass descriptions for these instructions.
1314 Update move patterns.
1315 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1318 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1320 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1321 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1322 (get_initial_def_for_reduction): Likewise.
1324 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1326 Fix PR tree-optimization/29922
1327 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1328 (get_representative): Removed.
1329 (value_dies_in_block_x): Update for rvuse removal.
1330 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1331 (compute_antic_aux): Handle when PHI nodes appear in
1332 non-single-successors.
1333 (dump_bitmap_of_names): Removed.
1334 (compute_antic_safe): Renamed and removed rvuse calculation.
1335 Calculate only antic safe.
1336 (insert_into_preds_of_block): Remove assert.
1337 (execute_pre): Update for renamed functions.
1338 (defer_or_phi_translate_block): New function.
1340 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1342 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1343 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1345 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1346 Follow spelling conventions.
1348 * tree-data-ref.h: Remove the prototype for analyze_array.
1350 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1352 PR tree-optimization/31041
1353 * tree-vect-transform.c (get_initial_def_for_induction): Call
1354 force_gimple_operand.
1356 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1358 * ipa-type-escape.c (look_for_casts) : Revert code to use
1359 handled_component_p due to ada test a-numaux.adb.
1361 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1363 * final.c (final_scan_insn): Alter the condition of a
1364 conditional trap if we have nonstandard CC.
1366 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1368 * configure.ac: Remove excess quoting from asm line 0 test.
1369 * configure: Rebuilt.
1371 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1373 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1374 * c-common.c (convert_and_check): Move warning logic to...
1375 (warnings_for_convert_and_check): ...here. Define.
1376 * c-common.h (warnings_for_convert_and_check): Declare.
1378 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1380 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1381 (output_call): Likewise.
1383 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1385 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1387 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1389 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1391 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1394 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1396 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1398 PR tree-optimization/31183
1399 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1400 Use double_int instead of unsigned int for representing access_strides.
1401 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1403 2007-03-16 Richard Guenther <rguenther@suse.de>
1405 PR tree-optimization/31146
1406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1407 to allow recursion of forward_propagate_addr_expr.
1408 (forward_propagate_addr_into_variable_array_index): Likewise.
1409 (forward_propagate_addr_expr): Likewise.
1410 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1411 (forward_propagate_addr_expr_1): Recurse on simple copies
1412 instead of propagating into them. Do so for useless conversions
1414 (forward_propagate_addr_expr): Clean up unused statements after
1417 2007-03-16 Richard Guenther <rguenther@suse.de>
1419 * builtins.c (expand_builtin_cexpi): Use the right argument
1420 for the expansion via cexp.
1422 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1424 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1425 * configure: Rebuilt.
1427 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1430 * dwarf2out.c (force_type_die): Adjust comment.
1431 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1433 2007-03-15 DJ Delorie <dj@redhat.com>
1435 * config/frv/predicates.md (minmax_operator): Don't check operands
1438 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1440 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1441 Update constant estimates of number of iterations.
1442 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1443 argument renamed to "realistic".
1444 (compute_estimated_nb_iterations): Removed.
1445 (record_niter_bound): New function.
1446 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1447 call record_nonwrapping_iv with upper = false.
1448 (infer_loop_bounds_from_signedness): Pass upper argument to
1449 record_nonwrapping_iv.
1450 (estimate_numbers_of_iterations_loop): Do not call
1451 compute_estimated_nb_iterations. Record estimate based on profile
1452 information. Initialize the constant estimates of number of
1454 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1456 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1457 number of iterations is too small.
1458 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1459 (EST_NOT_AVAILABLE): Removed.
1460 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1461 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1464 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1466 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1467 Handle NE_EXPR guards.
1469 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1472 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1473 Set also -pedantic-errors by default for the preprocessor unless
1474 -fpermissive is given.
1476 2007-03-15 Richard Guenther <rguenther@suse.de>
1480 * builtins.c (expand_builtin_cexpi): As a fallback if we
1481 don't have builtins for sincos or cexp create a function
1482 declaration for cexp and expand to a call to that.
1483 (expand_builtin_int_roundingfn): Always fall
1484 back to floor/ceil and its variants even if they may be
1487 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1490 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1491 jump tables, move the call to delete_dead_jumptables from here...
1492 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1493 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1494 don't allow merging of blocks that try_redirect_by_replacing_jump
1495 also does not handle when not optimizing.
1497 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1498 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1500 * config/i386/i386.md (x86_sahf_1): Correctly handle
1503 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1507 x86_64_general_operand as operand[2] predicate. Remove "iF"
1508 from operand constraints and use "e" constraint instead.
1509 (*subti3_1, *subti3_1 splitter): Ditto.
1510 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1511 operand[1] predicate.
1513 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1515 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1516 arrays, multiply the access strides by the size of the sub-array.
1517 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1519 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1521 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1522 the configured assembler supports the sahf mnemonic.
1523 * configure: Regenerate.
1524 * config.in: Regenerate.
1526 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1527 emit "sahf" or ".byte\t0x9e" as asm template.
1529 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1532 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1533 option to replace hard coded TARGET_xxx in md file.
1534 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1535 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1536 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1537 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1538 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1539 (X86_TUNE_NOT_VECTORMODE): Ditto.
1540 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1541 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1542 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1543 (TUNE_SLOW_IMUL_IMM8): Ditto.
1544 (TUNE_MOVE_M1_VIA_OR): Ditto.
1545 (TUNE_NOT_UNPAIRABLE): Ditto.
1546 (TUNE_NOT_VECTORMODE): Ditto.
1548 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1551 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1552 tuning options instead of hard coded TARGET_xxx.
1553 (fix ssemode peephole2's): Ditto.
1554 (imul peephole2's): Ditto.
1556 (movdi_or_rex64): Ditto.
1557 (move peephole2): Ditto.
1558 (not peephole2's): Ditto.
1560 2007-03-14 Dirk Mueller <dmueller@suse.de>
1562 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1563 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1564 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1566 * c-parser.c (c_parser_do_statement): Warn about empty body in
1568 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1569 * doc/invoke.texi (-Wempty-body): Update documentation.
1571 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1574 * c-common.h (warn_for_div_by_zero): Declare.
1575 * c-common.c (warn_for_div_by_zero): Define.
1576 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1579 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1581 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1582 to PREFIX and STANDARD_PREFIX.
1584 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1585 Phil Edwards <phil@codesourcery.com>
1587 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1588 (__gthread_once_t): Remove busy field for RTPs.
1589 (__GTHREAD_ONCE_INIT): Update accordingly.
1591 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1593 * doc/invoke.texi: Document VxWorks options.
1595 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1597 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1599 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1601 PR tree-optimization/30590
1602 * tree-nrv.c (tree_nrv): Check for the partial update of the
1605 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1607 * flags.h (flag_random_seed): Remove declaration, in favor of...
1608 * toplev.h (get_random_seed, set_random_seed): ... these.
1609 * tree.c (get_file_function_name): Use the former.
1610 * opts.c (common_handle_option): Use the latter.
1613 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1616 * cse.c (cse_find_path): Do not bail out if a basic block that
1617 we already visited now becomes part of a path that starts at a
1618 different basic block. Just disallow this, to make sure we
1619 visit each basic block at most once.
1621 2007-03-13 Jan Hubicka <jh@suse.cz>
1623 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1624 when profile esitmate is present, calls with very low frequency are
1627 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1629 PR tree-optimization/30730
1630 PR tree-optimization/26900
1631 * tree-ssa-loop-niter.c: Include gmp.h.
1633 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1634 split_to_var_and_offset, determine_value_range,
1635 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1636 bound_difference, bounds_add, bounds_negate,
1637 number_of_iterations_ne_max, dump_affine_iv): New functions.
1638 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1639 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1640 difference of initial and final value of control iv to validate
1642 (number_of_iterations_cond): Add loop parameter. Determine bounds
1643 on the difference of the extremes of the control iv. Add dumps.
1644 (expand_simple_operations): Handle phi nodes.
1645 (simplify_using_initial_conditions): Do not record used conditions.
1646 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1647 Do not set additional_info.
1648 (implies_nonnegative_p, implies_ge_p): Removed.
1649 (derive_constant_upper_bound): Do not use parameter `additional'.
1650 (record_estimate): Parameter `additional' removed. Parameter
1651 `i_bound' added. Do not call derive_constant_upper_bound.
1652 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1653 bound the number of iterations estimate.
1654 (estimate_numbers_of_iterations_loop): Pass the estimate from
1655 the number of iterations analysis to record_estimate.
1656 * tree.h (multiple_of_p): Declare.
1657 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1658 (scev_const_prop): Do not check expression_expensive_p.
1659 * fold-const.c (multiple_of_p): Exported.
1660 * double-int.c (double_int_mask): Exported.
1661 * double-int.h (double_int_mask): Declare.
1662 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1663 field. Added max field.
1665 2007-03-13 David Taylor <taylor@candd.org>
1668 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1671 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1674 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1675 two unamed patterns.
1677 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/i386.opt (mcx16, msahf): New options.
1680 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1681 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1683 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1684 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1685 Output -mcx16 and -msahf options when corresponding bit is set.
1687 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1690 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1692 * configure.ac: Test for assembler tolerance to # 0 "".
1693 * configure, config.in: Rebuilt.
1694 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1696 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1698 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1700 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1701 (handle_syscall): Handle direct system calls.
1702 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1704 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1706 * doc/invoke.texi: Fix cpp.info cross-reference.
1707 * doc/passes.texi: Fix gcc.info cross-reference.
1709 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1711 PR tree-optimization/30835
1712 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1713 bb_for_stmt is not NULL before accessing it.
1715 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1717 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1720 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1723 * doc/install.texi: Document --enable-stage1-languages
1725 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1727 * tree-pass.h (pass_into_cfg_layout_mode,
1728 pass_outof_cfg_layout_mode): Declare.
1729 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1730 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1731 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1732 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1734 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1736 * c-decl.c (warn_variable_length_array): New function.
1737 Refactored from grokdeclarator to handle warn_vla
1738 and handle unnamed array case.
1739 (grokdeclarator): Refactored VLA warning case.
1740 * c.opt (Wvla): New flag.
1741 * doc/invoke.texi (Wvla): New warning.
1743 2007-03-12 Richard Henderson <rth@redhat.com>
1745 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1746 (TARGET_SECTION_TYPE_FLAGS): New.
1748 2007-03-12 Richard Henderson <rth@redhat.com>
1750 * config/darwin.c (machopic_reloc_rw_mask): New.
1751 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1752 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1754 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1756 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1757 * cppdefault.h (cpp_PREFIX): Document.
1758 (cpp_PREFIX_len): Likewise.
1759 (cpp_EXEC_PREFIX): New variable.
1760 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1761 * c-incpath.c (add_standard_paths): Correct logic for relocating
1762 paths within prefix.
1764 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1767 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1769 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1770 fix_truncdfdi_sse using SSEMODEF mode macro.
1771 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1772 fix_truncdfsi_sse using SSEMODEF mode macro.
1773 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1774 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1776 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1778 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1781 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1783 * tree.h : Add multiple_of_p declaration.
1784 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1785 * ipa-type-escape.c (results_of_malloc): Redundant.
1786 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1787 (cast_type): Extended with new members.
1788 (check_cast): Returns cast_type.
1789 (cast): New structure for data of walk_use_def_chains.
1790 (is_malloc_result, is_cast_from_non_pointer_1,
1791 is_cast_from_non_pointer,
1792 is_array_access_through_pointer_and_index): New functions.
1793 (look_for_casts): Returns cast types.
1794 (check_call): Returns void.
1795 (okay_pointer_operation): Use support of pointer plus index,
1796 pointer plus constant and allow all multiplications.
1798 2007-03-11 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/31115
1801 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1802 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1803 A shift count of zero is not special as with *_DIV_EXPR.
1804 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1807 2007-03-11 Ian Lance Taylor <iant@google.com>
1809 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1810 the *_DIV_EXPR codes correctly with overflow infinities.
1812 2007-03-11 Ira Rosen <irar@il.ibm.com>
1814 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1815 indicate success/failure of the analysis. Add negation to subtrahend
1816 in case of subtraction. Fail if both operands contain constants.
1817 (create_data_ref): Fail if analyze_offset fails.
1819 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/i386.md (frndintxf2): Rename to ...
1822 (rintxf2): ... this. Remove expander having same name.
1823 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1824 (roundsf2, rounddf2): Ditto.
1825 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1826 (lround<mode>di2, lround<mode>si2): Ditto.
1828 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1830 * lower-subreg.c: Include except.h.
1831 (decompose_multiword_subregs): Verify that the only control flow
1832 insns we can split are loads to multi-words pseudos.
1833 Handle breaking such blocks after splitting, instead of calling
1834 find_many_sub_basic_blocks.
1836 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1837 on the new basic block. Add a lengthy comment explaining why we
1838 thought this was necessary.
1839 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1841 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1844 * tree.c (walk_type_fields): Recurse into the element type of
1845 ARRAY_TYPEs if there is a pointer set.
1847 2007-03-10 Dirk Mueller <dmueller@suse.de>
1849 * c-common.c (warn_logical_operator): Fix condition.
1851 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1853 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1855 * config/darwin.c (machopic_select_section): Remove superfluous
1856 argument in call to categorize_decl_for_section. Remove unused
1859 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1861 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1863 * configure: Regenerate.
1865 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1869 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1870 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1871 Add LABEL_NUSES to emitted label.
1872 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1873 branch probability value to emitted jump insn.
1874 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1875 Do not check life information and do not re-arrange input operands
1876 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1878 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1880 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1881 the change of decode_asm_operands.
1883 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1885 * mode-switching.c (create_pre_exit): Skip blockage insn.
1887 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1889 * tree-pass.h (TODO_update_smt_usage): Remove.
1891 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1895 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1897 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1898 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1899 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1902 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1904 * gcc.c: Document %{, in big comment at top.
1905 (input_suffix_matches): Remove special handling for .s and
1907 (input_spec_matches): New.
1908 (handle_braces): Handle %{,.
1909 (validate_switches): ',' indicates a value which is not a switch.
1910 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1911 to detect assembler input.
1912 * config/i386/sol2.h (CPP_SPEC): Likewise.
1913 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1914 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1915 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1916 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1917 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1918 -m64 causes deployment target to default to 10.5.
1919 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1921 2007-03-09 Richard Henderson <rth@redhat.com>
1924 * target.h (targetm.asm.out.reloc_rw_mask): New.
1925 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1926 (TARGET_ASM_OUT): Use it.
1927 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1928 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1929 use the new reloc_rw_mask target hook instead.
1930 (default_section_type_flags_1): Merge into...
1931 (default_section_type_flags): ... here.
1932 (decl_readonly_section_1): Merge into...
1933 (decl_readonly_section): ... here.
1934 (default_elf_select_section_1): Merge into...
1935 (default_elf_select_section): ... here.
1936 (default_unique_section_1): Merge into...
1937 (default_unique_section): ... here.
1938 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1939 (default_select_rtx_section): Use it.
1940 (default_elf_select_rtx_section): Likewise.
1941 * output.h: Update to match.
1942 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1943 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1944 (TARGET_ASM_RELOC_RW_MASK): New.
1945 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1946 to categorize_decl_for_section.
1947 (x86_64_elf_unique_section): Likewise.
1948 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1949 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1950 (TARGET_ASM_RELOC_RW_MASK): New.
1951 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1952 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1953 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1954 (TARGET_RWRELOC): Remove.
1955 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1956 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1957 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1958 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1959 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1960 (rs6000_xcoff_select_section): Use decl_readonly_section.
1961 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1962 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1963 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1964 (TARGET_SECTION_TYPE_FLAGS): Remove.
1965 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1967 2007-03-09 Roger Sayle <roger@eyesopen.com>
1969 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1970 complex constant equality/inequality comparisons for here.
1971 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1972 known at compile-time or can be simplified to a scalar comparison.
1973 (fold_relational_const): Move compile-time evaluation of complex
1974 constant equality/inequality comparisons to here.
1976 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1978 PR rtl-optimization/30643
1979 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1981 (fold_rtx): Recurse, like before 2006-11-03.
1983 2007-03-09 DJ Delorie <dj@redhat.com>
1985 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1988 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1990 PR tree-optimization/30375
1991 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1992 LHS of statements is not the same.
1993 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1995 2007-03-09 Chao-ying Fu <fu@mips.com>
1997 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1999 * doc/invoke.texi (-mdspr2): Document new option.
2000 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2001 New unspec for DSP REV 2.
2002 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2003 these instructions are extended in DSP REV 2.
2004 (mips-dspr2.md): Include.
2005 * config/mips/mips.opt (mdspr2): New option.
2006 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2007 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2008 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2009 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2010 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2011 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2012 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2014 (bdesc_map): Add one field of unsupported_target_flags.
2015 (bdesc_arrays): Update entries to have extra fields. Add
2017 (mips_init_builtins): Initialize new function types.
2018 Check unsupported_target_fileds to filter out builtins.
2019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2021 (ASM_SPEC): Pass mdspr2 to the assembler.
2022 * config/mips/mips-dspr2.md: New file.
2024 2007-03-09 Sa Liu <saliu@de.ibm.com>
2026 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2028 2007-03-09 Ian Lance Taylor <iant@google.com>
2030 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2031 argument) like -Wstrict-overflow=2.
2032 * doc/invoke.texi (Warning Options): Update documentation.
2034 2007-03-09 Dirk Mueller <dmueller@suse.de>
2037 * doc/invoke.texi (-Wlogical-op): Document.
2038 * common.opt (-Wlogical-op): New.
2039 * c-common.h (warn_logical_operator): Declare.
2040 * c-common.c (warn_logical_operator): Define.
2041 * c-typeck.c (parser_build_binary_op): Call
2042 warn_logical_operator.
2044 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2046 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2047 * final.c (final_scan_insn): Test for non-"" file name.
2049 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2051 * doc/loop.texi: Document the Omega linear constraints solver.
2052 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2053 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2054 omega-hash-table-size, omega-max-keys, and
2055 omega-eliminate-redundant-constraints.
2056 * tree-pass.h (pass_check_data_deps): Declared.
2059 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2060 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2061 pass_check_data_deps): New.
2062 * tree-data-ref.c (init_data_ref): Remove declaration.
2063 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2064 (analyze_array): Renamed init_array_ref, move up initializations.
2065 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2066 Removed arguments that are set to NULL.
2067 (analyze_indirect_ref): Correct indentation, correct call to
2069 (object_analysis): Call init_array_ref instead of analyze_array.
2070 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2071 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2072 of DR_ACCESS_FNS_ADDR.
2073 (init_omega_eq_with_af, omega_extract_distance_vectors,
2074 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2075 ddr_consistent_p): New.
2076 (compute_affine_dependence): Check consistency of ddrs when
2077 flag_check_data_deps is passed.
2078 (analyze_all_data_dependences): Uncomment.
2079 (tree_check_data_deps): New.
2080 * tree-data-ref.h: Include omega.h.
2081 (DR_ACCESS_FNS_ADDR): Removed.
2082 (data_dependence_relation): Add inner_loop.
2083 (DDR_INNER_LOOP): New.
2084 * common.opt (fcheck-data-deps): New.
2085 * tree-flow.h (tree_check_data_deps): Declare.
2086 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2087 (OBJS-common): Depend on omega.o.
2089 * passes.c (pass_check_data_deps): Scheduled.
2090 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2091 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2092 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2093 PARAM_VECT_MAX_VERSION_CHECKS,
2094 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2096 2007-03-09 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/30904
2100 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2101 the same way as *_DIV_EXPR.
2103 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2105 * recog.c (decode_asm_operands): No mixed declarations and code.
2107 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2109 * rtl.def (ASM_INPUT): Add location.
2110 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2111 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2112 (decode_asm_operands): Add loc operand.
2113 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2114 * stmt.c (expand_asm): Rename to...
2115 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2116 gen_rtx_ASM_INPUT_loc.
2117 (expand_asm_expr): Adjust.
2118 * recog.c (decode_asm_operands): Add loc operand.
2119 (check_asm_operands, extract_insn): Adjust.
2120 * reload1.c (maybe_fix_stack_asms): Likewise.
2121 * final.c (asm_insn_count): Likewise.
2122 (final_scan_insn): Output # line before and after asm.
2124 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2126 * tree-ssa-structalias.c (variable_info): Remove
2128 (new_var_info): Ditto.
2129 (shared_bitmap_info_t): New structure.
2130 (shared_bitmap_table): New variable.
2131 (shared_bitmap_hash): New function.
2132 (shared_bitmap_eq): Ditto
2133 (shared_bitmap_lookup): Ditto.
2134 (shared_bitmap_add): Ditto.
2135 (merge_smts_into): Change to take bitmap directly.
2136 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2137 (init_alias_vars): Init shared bitmap hashtable.
2138 (delete_points_to_sets): Delete shared bitmap hashtable.
2139 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2140 is_aliased removal as a change that was still necessary was
2143 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.h (override_options): Conditionally disable
2146 x86_sahf for 64bit targets only.
2148 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2151 * c-decl.c (merge_decls): Don't call make_var_volatile.
2152 * varasm.c (make_var_volatile): Remove.
2153 * output.h (make_var_volatile): Remove.
2155 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2157 PR tree-optimization/31085
2158 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2160 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2162 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2163 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2164 ATTR_CONST_NOTHROW_LIST.
2166 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2169 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2171 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2173 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2176 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2178 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2179 passed, use shared libgcc.
2181 2007-03-08 Roger Sayle <roger@eyesopen.com>
2183 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2184 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2185 (honor_protect_cleanup_actions, lower_try_finally_switch):
2187 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2188 ifc_temp_var): Likewise.
2189 * tree-inline.c (setup_one_parameter): Likewise.
2190 * tree-mudflap.c (mf_decl_cache_locals,
2191 mf_build_check_statement_for): Likewise.
2192 * tree-nested.c (init_tmp_var, save_tmp_var,
2193 finalize_nesting_tree_1): Likewise.
2194 * tree-outof-ssa.c (insert_copy_on_edge,
2195 insert_backedge_copies): Likewise.
2196 * tree-profile.c (tree_gen_edge_profiler,
2197 tree_gen_ic_profiler): Likewise.
2198 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2199 * tree-sra.c (sra_build_assignment): Likewise.
2200 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2201 * tree-ssa-math-opts.c (insert_reciprocals,
2202 execute_cse_sincos_1): Likewise.
2203 * tree-tailcall.c (adjust_accumulator_values,
2204 adjust_return_value): Likewise.
2205 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2206 * tree-vect-transform.c (vect_create_data_ref_ptr,
2207 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2208 vect_create_epilog_for_reduction, vectorizable_reduction,
2209 vectorizable_call, vectorizable_conversion,
2210 vectorizable_assignment, vectorizable_operation,
2211 vectorizable_type_demotion, vect_gen_widened_results_half,
2212 vect_permute_store_chain, vectorizable_store,
2213 vect_setup_realignment, vect_permute_load_chain,
2214 vectorizable_load, vectorizable_condition,
2215 vect_create_cond_for_align_checks): Likewise.
2216 * tree-vrp.c (build_assert_expr_for): Likewise.
2218 2007-03-08 Ian Lance Taylor <iant@google.com>
2220 * tree-vrp.c: Include "intl.h".
2221 (usable_range_p): New static function.
2222 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2223 overflowed values, juts set *strict_overflow_p.
2224 (compare_values): Only return -2 if one of the operands is not a
2226 (compare_ranges): Call usable_range_p.
2227 (compare_range_with_value): Likewise.
2228 (vrp_evaluate_conditional_warnv): Rename from
2229 vrp_evaluate_conditional. Make static. Change all callers.
2230 (vrp_evaluate_conditional): New function.
2231 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2233 (simplify_abs_using_ranges): Likewise.
2234 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2235 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2236 within_stmt parameter.
2237 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2238 vrp_evaluate_conditional.
2239 * tree-ssa-threadedge.c
2240 (record_temporary_equivalences_from_stmts_at_dest): Change
2241 simplify parameter to take a second tree parameter.
2242 (simplify_control_stmt_condition): Likewise.
2243 (thread_across_edge): Likewise.
2244 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2245 (thread_across_edge): Likewise.
2246 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2248 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.h (TARGET_SAHF): New define.
2251 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2252 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2253 (x86_sahf): New global variable.
2254 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2255 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2256 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2257 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2259 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2260 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2261 when expanding fcomi/sahf based tests.
2262 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2263 expanding sahf based alternative. Emit sahf based sequence when
2264 optimizing for code size.
2265 * config/i386/i386.md (x86_sahf_1): Do not disable for
2266 TARGET_64BIT, enable for TARGET_SAHF.
2268 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2270 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2271 spurious whitespace from error message.
2273 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2276 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2278 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2280 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2282 * tree-sra.c (instantiate_element): Propagate disabled warnings
2283 from the element itself to the created variable.
2285 2007-03-07 Richard Henderson <rth@redhat.com>
2288 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2289 silently fix up the stack in the case of a missing register.
2291 2007-03-07 Paul Brook <paul@codesourcery.com>
2293 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2295 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2297 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2299 (phase1_vrs): Use them.
2300 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2301 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2302 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2303 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2304 __gnu_Unwind_Restore_WMMXC if required.
2305 (_Unwind_VRS_Pop): Implement iWMMXt support.
2306 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2307 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2308 gnu_Unwind_Save_WMMXC): Define.
2310 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2312 * config/vxworks.h (vxworks_override_options): Declare.
2313 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2314 * config/vxworks.c: Include target.h and toplev.h.
2315 (vxworks_override_options): New function.
2316 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2318 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2320 * config/s390/s390.c (override_options): Don't emit an error when
2321 -mstack-size is used without providing -mstack-guard.
2322 (s390_emit_prologue): Choose stack_guard value automatically if not
2323 provided via command line.
2324 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2326 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2328 * config/i386/i386.c (output_set_got): Add a GOT initialization
2329 sequence for VxWorks PIC.
2330 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2331 around labels as well as symbols. Use gotoff_operand instead
2332 of local_symbolic_operand.
2333 (legitimize_pic_address): Use gotoff_operand instead of
2334 local_symbolic_operand. Use @GOT accesses for labels as
2336 (ix86_output_addr_diff_elt): Use PC-relative rather than
2337 GP-relative offsets for VxWorks PIC.
2338 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2339 no_new_pseudos. Check whether the returned register is op0.
2340 * config/i386/i386.md (tablejump): Use PC-relative rather than
2341 GP-relative offsets for VxWorks PIC.
2342 * config/i386/predicates.md (gotoff_operand): New predicate.
2344 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2346 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2348 * config/vxworks-dummy.h: New file.
2349 * config/i386/i386.h: Include it.
2351 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2353 * dwarf2out.c (is_inlined_entry_point): New
2354 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2355 DW_AT_ranges if the first subblock is the entry point.
2357 2007-03-06 David Daney <ddaney@avtrex.com>
2359 * doc/install.texi (mips-*-*): Change recommended binutils
2362 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2364 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2365 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2367 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2368 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2370 2007-03-06 Jan Hubicka <jh@suse.cz>
2372 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2373 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2375 (probably_cold_bb_p): Cold functions are cold.
2376 (probably_never_executed_bb_p): Cold functions are cold.
2377 (tree_bb_level_predictions): Predict calls to cold functions as not
2379 (compute_function_frequency): Check hot/cold attributes.
2380 * function.h (function_frequency): Update comments.
2381 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2382 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2383 (c_common_att): Add cold and hot.
2385 * doc/extend.texi (hot,cold attributes): Document.
2387 2007-03-06 Andrew Haley <aph@redhat.com>
2389 * function.c (expand_function_end): Move blockage to just after we
2390 emit the label for the naked return from the function.
2392 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2394 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2397 2007-03-06 Jan Hubicka <jh@suse.cz>
2399 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2400 loaded for constant large models. Non-large 64bit PIC can do.
2401 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2402 * cmodel.h: Add LARGE PIC.
2403 * i386.md (UNSPEC_PLTOFF): New.
2404 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2406 (*call_1_rex64): Disable for large models.
2407 (*call_1_rex64_large): New.
2408 (*call_value_1_rex64): Disable for large models.
2409 (*call_value_1_rex64_large): New.
2410 (set_rip_rex4): New.
2411 (set_got_offset_rex64): New.
2412 * predicates.md (constant_call_address_operand): For large model
2413 constant calls are not possible.
2414 * i386-protos.h (construct_plt_address): Declare.
2415 * i386.c (override_options): Accept large models.
2416 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2417 (legitimate_constant_p): Add new UNSPECs.
2418 (legitimate_pic_operand_p): Likewise.
2419 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2420 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2422 (output_pic_addr_const): Add PLTOFF.
2423 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2424 (ix86_expand_move): Legitimize pic address when in PIC mode.
2425 (construct_plt_address): New function.
2426 (ix86_expand_call): Offload the address to register and use GOT pointer
2428 * invoke.texi (mcmodel=large): Update documentation.
2430 2007-03-06 Richard Henderson <rth@redhat.com>
2432 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2433 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2434 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2435 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2436 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2437 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2438 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2439 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2440 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2441 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2442 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2443 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2444 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2445 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2446 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2447 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2448 x86_schedule, x86_use_bt, x86_pad_returns,
2449 x86_use_xchgb): Merge into ...
2450 (ix86_tune_features): ... here. New array.
2451 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2452 x86_bswap): Merge into ...
2453 (ix86_arch_features): ... here. New array.
2454 (x86_3dnow_a): Remove.
2455 (x86_accumulate_outgoing_args): Make static.
2456 (x86_arch_always_fancy_math_387): Make static.
2457 (ix86_tune_mask, ix86_arch_mask): Move ...
2458 (override_options): ... to local variables here. Apply the
2459 appropriate mask to each element of ix86_arch_features and
2460 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2461 as were done in the old macros.
2462 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2463 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2464 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2465 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2466 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2467 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2468 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2469 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2470 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2471 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2472 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2473 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2474 x86_accumulate_outgoing_args, x86_prologue_using_move,
2475 x86_epilogue_using_move, x86_decompose_lea,
2476 x86_arch_always_fancy_math_387, x86_shift1,
2477 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2478 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2479 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2480 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2481 x86_use_incdec, x86_pad_returns, x86_bswap,
2482 x86_partial_flag_reg_stall): Remove.
2483 (enum ix86_tune_indices): New.
2484 (ix86_tune_features): New.
2485 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2486 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2487 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2488 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2489 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2490 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2491 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2492 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2493 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2494 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2495 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2496 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2497 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2498 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2499 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2500 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2501 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2502 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2503 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2504 TARGET_EXT_80387_CONSTANTS): Use it.
2505 (enum ix86_arch_indices): New.
2506 (ix86_arch_features): New.
2507 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2508 TARGET_BSWAP): Use it.
2509 (ix86_tune_mask, ix86_arch_mask): Remove.
2511 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2514 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2515 Define using $${sysroot_headers_suffix}.
2516 * configure: Regenerate.
2517 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2518 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2520 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2521 * gcc.c (print_sysroot_headers_suffix): New.
2522 (option_map): Include --print-sysroot-headers-suffix.
2523 (display_help): Mention -print-sysroot-headers-suffix.
2524 (process_command): Handle -print-sysroot-headers-suffix.
2525 (do_spec_1): Append multilib directory to include-fixed path if
2526 sysroot suffixes in use.
2527 (main): Handle -print-sysroot-headers-suffix.
2528 * Makefile.in (start.encap): Don't depend on xlimits.h
2529 (xlimits.h): Remove.
2530 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2531 limits.h for each multilib in fixinc_list.
2532 (fixinc_list, s-fixinc_list): New.
2533 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2534 generate them for each multilib in fixinc_list.
2535 (stmp-fixproto): Use include-fixed. Run fixproto for each
2536 multilib in fixinc_list.
2537 (mostlyclean): Don't remove xlimits.h.
2538 (clean): Remove include-fixed.
2539 (real-install-headers-tar, real-install-headers-cpio,
2540 real-install-headers-cp): Don't copy include, only include-fixed.
2541 (install-mkheaders): Depend on fixinc_list. Don't depend on
2542 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2543 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2544 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2546 2007-03-06 Jan Hubicka <jh@suse.cz>
2548 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2551 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2553 * configure.ac: Allow tm_file to contain build-directory files.
2554 * configure: Regenerate.
2555 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2556 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2557 * config/m68k/print-sysroot-suffix.sh: New file.
2559 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2561 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2562 of pic_offset_table_rtx if reload_completed.
2563 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2564 PIC_OFFSET_TABLE_REGNUM.
2565 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2567 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2568 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2570 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2572 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2573 functions that call eh_return.
2575 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2577 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2578 functions that need a constant pool.
2580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2583 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2584 (m68k_preferred_reload_class): Likewise.
2585 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2586 (SECONDARY_RELOAD_CLASS): Define.
2587 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2588 (LIMIT_RELOAD_CLASS): Delete.
2589 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2590 registers from storing bytes.
2591 (m68k_secondary_reload_class): New function.
2592 (m68k_preferred_reload_class): Likewise.
2594 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2596 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2598 (m68k_expand_prologue): Likewise.
2600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2602 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2603 (mips_expand_epilogue): Add a bool parameter.
2604 (m68k_legitimize_sibcall_address): Declare.
2605 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2606 (m68k_expand_epilogue): Add a parameter to select between sibling
2607 and normal epilogues. Only generate a return for the latter.
2608 (m68k_ok_for_sibcall_p): New function.
2609 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2610 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2611 (sibcall_value, *sibcall_value): Likewise.
2612 (*call, *call_value): Require !SIBLING_CALL_P.
2613 (epilogue): Update call to m68k_expand_epilogue.
2614 (sibcall_epilogue): New pattern.
2615 * config/m68k/predicates.md (const_call_operand): Say that this
2616 predicate applies to sibling calls too.
2617 (sibcall_operand): New predicate.
2619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2621 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2622 alternatives as movsi_cf.
2623 (movsf_cf_hard): Add commentary.
2625 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2626 Richard Sandiford <richard@codesourcery.com>
2628 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2629 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2630 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2631 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2632 as being live on exit from an interrupt function.
2633 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2634 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2635 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2636 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2637 (m68k_interrupt_function_p): Globalize.
2638 (m68k_compute_frame_layout): Remove reverse mask code.
2639 (m68k_emit_movem, m68k_set_frame_related): New functions.
2640 (m68k_output_function_prologue): Delete in favor of...
2641 (m68k_expand_prologue): ...this new function.
2642 (m68k_output_function_epilogue): Delete in favor of...
2643 (m68k_expand_epilogue): ...this new function.
2644 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2646 (print_operand): Handle %?.
2647 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2648 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2649 (prologue, epilogue): New patterns.
2650 (return): Turn into a define_expand.
2651 (*return): New pattern, derived from old "return" pattern. Use rte
2652 rather than rts for interrupt functions. Only use rtd if the pop
2654 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2655 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2656 (link, *link, unlink, *unlink, load_got): Likewise.
2658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2662 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2663 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2664 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2665 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2666 and m68k_matches_u_p.
2667 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2668 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2669 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2670 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2671 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2672 (REG_STRICT_P): New macro.
2673 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2674 PCREL_GENERAL_OPERAND_OK.
2675 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2676 m68k_legitimate_base_reg_p.
2677 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2678 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2679 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2680 * config/m68k/m68k.c (m68k_address): New structure.
2681 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2682 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2683 (m68k_jump_table_ref_p, m68k_decompose_address)
2684 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2685 (m68k_matches_u_p): New functions.
2686 (print_operand_address): Rewrite to use m68k_decompose_index.
2688 2007-03-05 David Taylor <dtaylor@emc.com>
2690 * gcc.c: Correct copyright date in --version output.
2692 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2694 * pa.md: In unamed move patterns, disparge copies between general
2695 and floating point registers using '?' modifier. Don't include 'f'
2696 constraint for register preferences in DImode, SImode, HImode and
2697 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2698 Remove constraints for copies between general and floating registers
2699 in soft-float DFmode pattern.
2700 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2704 2007-03-05 Mike Stump <mrs@apple.com>
2706 * c-common.c (targetcm): Add.
2707 * c-opts.c (c_common_handle_option): Handle language specific
2709 * opts.c (handle_option): Verify language for target options, if
2711 * opth-gen.awk: Add CL_LANG_ALL.
2712 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2713 (TARGETCM_INITIALIZER): Add.
2714 * target.h (struct gcc_targetcm): Add.
2716 * targhooks.c (default_handle_c_option): Add.
2717 * targhooks.h (default_handle_c_option): Add.
2718 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2720 * config/darwin.opt (iframework): Add.
2721 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2722 * config/darwin-c.c (handle_c_option): Add.
2723 (TARGET_HANDLE_C_OPTION): Add.
2725 * doc/invoke.texi (Darwin Options): Add -iframework.
2727 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2729 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2732 2007-03-05 Ian Lance Taylor <iant@google.com>
2734 * c.opt (fgnu89-inline): New option.
2735 * c-opts.c (c_common_post_options): Set default value for
2737 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2738 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2740 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2741 (grokdeclarator, start_function): Likewise.
2742 * c-cppbuiltin.c (c_cpp_builtins): Define either
2743 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2744 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2745 (C Dialect Options): Document -fgnu89-inline.
2746 * doc/extend.texi (Function Attributes): Explain what the
2747 gnu_inline attribute does.
2748 * doc/cpp.texi (Common Predefined Macros): Document
2749 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2751 2007-03-05 Ian Lance Taylor <iant@google.com>
2753 PR tree-optimization/31034
2754 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2755 half-range if the other side is an overflow infinity.
2757 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2759 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2760 (bfin*-linux-uclibc*): New configuration.
2761 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2763 * config/bfin/linux.h: New file.
2764 * config/bfin/libgcc-bfin.ver: New file.
2765 * config/bfin/t-bfin-uclinux: New file.
2766 * config/bfin/t-bfin-linux: New file.
2767 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2768 (TARGET_OS_CPP_BUILTINS): New macro.
2770 2007-03-05 Richard Guenther <rguenther@suse.de>
2772 * fold-const.c (fold_binary): Remove duplicate folding
2773 of comparison of non-null ADDR_EXPR against null.
2775 2007-03-05 Richard Guenther <rguenther@suse.de>
2776 Dorit Nuzman <dorit@il.ibm.com>
2778 PR tree-optimization/26420
2779 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2780 are no loops in the function. Only print the number of
2781 vectorized loops if it is greater than zero or we are supposed
2782 to print information about unvectorized loops.
2784 2007-03-05 Revital Eres <eres@il.ibm.com>
2786 * gcc.dg/var-expand1.c: New test.
2787 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2788 when an accumulator is expanded.
2790 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2793 * c-common.c (convert_and_check): Don't give warnings for
2794 conversion if 'expr' already overflowed.
2796 2007-03-04 Roger Sayle <roger@eyesopen.com>
2799 * fold-const.c (fold_comparison): Enforce type consistency when
2800 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2802 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2804 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2805 containing a cast to the base of TARGET_MEM_REF.
2807 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2809 * tree.c (tree_contains_struct_check_failed): Remove spurious
2810 whitespace from error message.
2812 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2815 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2816 instead of precision.
2818 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2819 Nathan Sidwell <nathan@codesourcery.com>
2821 * emit-rtl.c (find_auto_inc): New.
2822 (try_split): recreate REG_INC notes,
2823 Use regular for loops rather than whiles.
2825 2007-03-03 Andreas Schwab <schwab@suse.de>
2827 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2828 * configure: Regenerate.
2830 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2833 flag_rounding_math, not flag_unsafe_math_optimizations.
2835 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2837 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2838 alpha_fold_vector_minmax): Likewise.
2839 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2840 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2842 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2844 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2845 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2846 if the lhs has side-effects.
2847 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2849 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/i386.h (TUNEMASK): Remove define.
2852 (ARCHMASK): Remove define.
2853 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2854 Use ix86_arch_mask variable instead of ARCHMASK.
2855 * config/i386/i386.c (override_options): Ditto.
2856 (standard_80387_constant_p): Ditto.
2858 2007-03-02 Ian Lance Taylor <iant@google.com>
2860 Used signed infinities in VRP.
2861 * tree-vrp.c (uses_overflow_infinity): New static function.
2862 (supports_overflow_infinity): New static function.
2863 (make_overflow_infinity): New static function.
2864 (negative_overflow_infinity): New static function.
2865 (positive_overflow_infinity): New static function.
2866 (is_negative_overflow_infinity): New static function.
2867 (is_positive_overflow_infinity): New static function.
2868 (is_overflow_infinity): New static function.
2869 (overflow_infinity_range_p): New static function.
2870 (compare_values_warnv): New function split out of compare_values.
2871 (compare_value): Call it.
2872 (set_value_range_to_nonnegative): Add overflow_infinity
2873 parameter. Change caller.
2874 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2876 (vrp_expr_computes_nonzero): Likewise.
2877 (compare_ranges, compare_range_with_value): Likewise.
2878 (compare_name_with_value, compare_names): Likewise.
2879 (vrp_evaluate_conditional): Likewise.
2880 (set_value_range): Handle infinity
2881 (vrp_operand_equal_p, operand_less_p): Likewise.
2882 (extract_range_from_assert): Likewise.
2883 (vrp_int_const_binop): Likewise.
2884 (extract_range_from_binary_expr): Likewise.
2885 (extract_range_from_unary_expr): Likewise.
2886 (extract_range_from_comparison): Likewise.
2887 (extract_range_from_expr): Likewise.
2888 (dump_value_range): Likewise.
2889 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2890 (test_for_singularity): Likewise.
2891 (vrp_int_const_binop): Remove inline qualifier.
2892 (adjust_range_with_scev): Add comment.
2893 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2895 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2897 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2898 (get_constraint_for): Likewise.
2899 (do_structure_copy): Likewise.
2900 (find_func_aliases): Fix references to MODIFY_EXPR.
2901 (intra_create_variable_infos): Tidy.
2902 * tree-ssa-operands.c (add_virtual_operand): Add argument
2904 When adding members of alias sets, if IS_CALL_SITE is true and
2905 the symbol is not call-clobbered, skip it.
2908 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2910 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2911 entry by means of emit_insn_at_entry.
2913 2007-03-02 Richard Henderson <rth@redhat.com>
2915 * expr.h (promoted_input_arg): Remove decl.
2916 * function.c (promoted_input_arg): Merge into ...
2917 * combine.c (setup_incoming_promotions): ... only caller.
2918 Rearrange to avoid double loop.
2920 2007-03-02 Ben Elliston <bje@au.ibm.com>
2921 Peter Bergner <bergner@vnet.ibm.com>
2922 Janis Johnson <janis187@us.ibm.com>
2924 * config/rs6000/dfp.md: New file.
2925 * config/rs6000/rs6000.md: Include dfp.md.
2926 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2927 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2928 and TDmode decimal float modes in FP registers.
2929 (num_insns_constant): Likewise.
2930 (rs6000_legitimate_offset_address_p): Likewise.
2931 (rs6000_legitimize_address): Likewise.
2932 (rs6000_legitimize_reload_address): Likewise.
2933 (rs6000_legitimate_address): Likewise.
2934 (rs6000_emit_move): Likewise.
2935 (function_arg_boundary): Likewise.
2936 (function_arg_advance): Likewise.
2937 (rs6000_darwin64_record_arg_recurse): Likewise.
2938 (function_arg): Likewise.
2939 (rs6000_gimplify_va_arg): Likewise.
2940 (rs6000_split_multireg_move): Likewise.
2941 (rs6000_output_function_epilogue): Likewise.
2942 (rs6000_output_function_epilogue): Likewise.
2943 (rs6000_register_move_cost): Likewise.
2944 (rs6000_function_value): Likewise.
2945 (rs6000_libcall_value): Likewise.
2947 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2949 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2951 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2953 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2954 Use $MULTIDIR to choose between the kernel and RTP headers,
2955 and use $WIND_BASE and $WIND_USR to locate them.
2957 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.c (override_options): Put initialization of
2960 ix86_tune_mask and ix86_arch_mask to the correct place.
2962 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2963 Michael Meissner <michael.meissner@amd.com>
2966 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2968 (TARGET_CMOVE): Use ARCHMASK.
2969 (TARGET_CMPXCHG): Ditto.
2970 (TARGET_CMPXCHG8B): Ditto.
2971 (TARGET_XADD): Ditto.
2972 (TARGET_BSWAP): Ditto.
2973 * config/i386/i386.c (ix86_tune_mask): New global variable.
2974 (ix86_arch_mask): Ditto.
2975 (override_options): Initialize ix86_tune_mask and
2976 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2979 2007-03-02 Ben Elliston <bje@au.ibm.com>
2982 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2984 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2986 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2987 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2988 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2989 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2991 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2992 rs6000_init_dwarf_reg_sizes_extra): New.
2993 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2994 SPE register high parts.
2996 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2998 * Makefile.in: Add install-pdf target as
2999 copied from automake v1.10 rules.
3000 * configure.ac: Add install-pdf to target list.
3001 * configure: Regenerate.
3003 2007-03-01 Paul Brook <paul@codesourcery.com>
3005 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3006 modes to LDRD for DImode.
3007 (output_move_double): Fixup out of range ldrd/strd.
3008 (vfp_secondary_reload_class): Rename...
3009 (coproc_secondary_reload_class): ... to this. Add wb argument.
3010 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3011 coproc_secondary_reload_class for CLASS_IWMMXT.
3012 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3013 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3015 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3017 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3018 factor by the estimated number of iterations.
3019 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3022 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3023 decode_caches_intel, detect_caches_intel): New functions.
3024 (host_detect_local_cpu): Use detect_caches_amd and
3025 detect_caches_intel.
3027 2007-03-01 Richard Henderson <rth@redhat.com>
3029 * expr.c (emit_move_complex_push): Export.
3030 (emit_move_complex_parts): Split out from ...
3031 (emit_move_complex): ... here.
3032 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3033 * config/i386/i386.md (movcdi): New.
3035 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3038 size of mode1 to check for tieable modes in MMX case.
3040 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3042 * Makefile.in (rtlanal.o): Depend on tree.h.
3043 * rtl.h (offset_within_section_p, split_const): Declare.
3044 * rtlanal.c: Include tree.h.
3045 (offset_within_block_p): New function, taken from
3046 mips_offset_within_object_p.
3047 (split_const): New function, taken from mips_split_const.
3048 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3050 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3051 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3052 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3053 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3054 (m68k_illegitimate_symbolic_constant_p): New function.
3055 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3056 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3057 symbolic constant that might be outside the symbol's section,
3058 move the symbol first and then add the offset.
3059 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3061 * config/mips/mips.c (mips_split_const): Delete.
3062 (mips_offset_within_object_p): Delete.
3063 (mips_symbolic_constant_p): Use offset_within_section_p and
3064 split_const instead of mips_offset_within_object_p and
3066 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3067 (mips_legitimize_const_move, print_operand_reloc)
3068 (mips_dangerous_for_la25_p): Use split_const instead of
3071 2007-02-28 Eric Christopher <echristo@apple.com>
3073 * Makefile.in (install-include-dir): Don't rm -rf include.
3075 2007-02-28 Richard Guenther <rguenther@suse.de>
3078 * fold-const.c (fold_binary): Do not associate expressions
3079 with more than one variable for integer types that do not wrap.
3081 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3083 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3084 Delete, and replace with...
3085 (fold_builtin_call_array): This. Update callers to use it.
3086 * fold-const.c (fold_build_call_list): Delete, and replace with...
3087 (fold_build_call_array): This.
3088 (fold_build_call_list_initializer): Delete, and replace with...
3089 (fold_build_call_array_initializer): This.
3090 * tree.h: Update declarations to reflect above changes.
3092 * c-typeck.c (build_function_call): Store converted arguments
3093 in a stack-allocated array instead of building a list.
3094 (convert_arguments): Store arguments in the array passed in as an
3095 argument, and return the actual number of arguments.
3096 * c-format.c: (check_function_format): Pass arguments in an
3097 array instead of a list.
3098 * c-common.c (check_function_nonnull): Likewise.
3099 (check_function_sentinel): Likewise.
3100 (check_function_arguments): Likewise.
3101 * c-common.h: Update declarations to reflect above changes.
3103 2007-02-28 Jan Hubicka <jh@suse.cz>
3105 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3106 PRED_NEGATIVE_RETURN): Update outcomes.
3108 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3110 * calls.c (emit_library_call_value_1): Handle partial registers
3111 correctly when building up CALL_INSN_FUNCTION_USAGE.
3113 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3115 * pa/predicates.md (move_src_operand): Allow zero for mode.
3116 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3119 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3122 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3123 *movv2df_internal): Enable pattern only for valid operand
3125 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3126 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3128 2007-02-27 Mike Stump <mrs@apple.com>
3130 * config/darwin-crt3.c: Avoid compilation when compiling for a
3133 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3135 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3137 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3138 for fixed headers and limits.h.
3139 (install-include-dir, install-headers-tar, install-headers-cpio,
3140 install-headers-cp, real-install-headers-tar,
3141 real-install-headers-cpio, real-install-headers-cp): Handle
3142 include-fixed as well as include.
3143 (install-mkheaders): Don't install files that go only in include
3145 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3146 from GCC_INCLUDE_DIR.
3147 * gcc.c (process_command): Remove special -BstageN/ handling.
3148 (do_spec_1): Add include-fixed directories.
3150 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3152 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3154 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3156 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3159 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3161 * c-common.c (get_priority): Add check for
3162 SUPPORTS_INIT_PRIORITY.
3164 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3166 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3168 * config/bfin/bfin.c: Include "cfglayout.h".
3169 (MAX_LSETUP_DISTANCE): New macro.
3170 (struct loop_info): New members incoming, incoming_src and
3171 incoming_dest. Delete member predecessor.
3172 (length_for_loop): New function.
3173 (bfin_optimize_loop): Handle more different loop structures.
3174 (bfin_discover_loop): Rework detection of predecessor blocks by
3175 examining incoming edges.
3176 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3178 (bfin_reorder_loops): New function.
3179 (bfin_reorg_loops): Use these three new functions.
3181 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3182 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3183 (CONSTRAINT_LEN): Add entry for 'q'.
3184 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3185 Add 'q' constraints.
3186 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3187 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3189 * config/bfin/bfin.md (add_with_carry): New pattern.
3190 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3191 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3192 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3193 support unsigned multiplies too. Removed incorrect commutativity from
3194 operand 1 constraint where appropriate.
3195 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3197 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3198 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3200 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3201 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3202 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3203 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3204 usmulhisi_hh_huh): New patterns.
3206 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3207 lshifthi3): Fix output template to use half reg for operand 2.
3209 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3212 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3214 2007-02-27 Andreas Schwab <schwab@suse.de>
3216 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3218 2007-02-27 Jan Hubicka <jh@suse.cz>
3220 * predict.c (last_basic_block_p): Remove.
3221 (tree_estimate_probability): Update return heuristic for commonized
3224 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3226 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3228 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3230 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3231 * doc/cpp.texi: Standardize title page.
3232 * doc/cppinternals.texi: Likewise.
3233 * doc/gcc.texi: Standardize title page, remove version number
3234 from copyright page.
3235 * doc/gccint.texi: Likewise.
3236 * doc/install.texi: Standardize title page, add table of
3239 2007-02-26 Jan Hubicka <jh@suse.cz>
3241 * predict.def: Set outcomes according to more recent results.
3242 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3243 Remove dead predictors.
3244 * predict.c (return_prediction): Fix pasto.
3246 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3248 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3249 change; avoid a memory leak when returning early.
3251 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3253 * c-decl.c (static_ctors): Move to c-common.c.
3254 (static_dtors): Likewise.
3255 (finish_function): Use c_record_cdtor_fn.
3256 (build_cdtor): Move to c-common.c.
3257 (c_write_global_declarations): Use c_build_cdtor_fns.
3258 * c-common.h (static_ctors): Declare.
3259 (static_dtors): Likewise.
3260 (c_record_cdtor_fn): Likewise.
3261 (c_build_cdtor_fns): Likewise.
3262 * c-common.c (static_ctors): New variable.
3263 (static_dtors): Likewise.
3264 (c_record_cdtor_fn): New function.
3265 (build_cdtor): Move from c-decl.c
3266 (c_build_cdtor_fns): New function.
3268 * output.h (assemble_addr_to_section): Declare.
3269 (get_cdtor_priority_section): Likewise.
3270 * varasm.c (assemble_addr_to_section): New function.
3271 (get_cdtor_priority_section): Likewise.
3272 (default_named_section_asm_out_destructor): Use them.
3273 (destor_dtor_section_asm_out_destructor): Likewise.
3274 (default_named_section_asm_out_constructor): Likewise.
3275 (default_ctor_section_asm_out_constructor): Likewise.
3276 * config.gcc (*-*-vxworks*): Include vxworks.o.
3277 * config/t-vxworks (vxworks.o): New target.
3278 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3279 (TARGET_ASM_CONSTRUCTOR): Define.
3280 (TARGET_ASM_DESTRUCTOR): Likewise.
3281 (vxworks_asm_out_constructor): Declare.
3282 (vxworks_asm_out_destructor): Likewise.
3284 * c-common.c (get_priority): Check that we have not just an
3285 INTEGER_CST, but an integer constant with integeral type.
3287 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3289 PR tree-optimization/30938
3290 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3291 use &dt[nargs-1] instead of &dt[nargs] in the call to
3292 vect_is_simple_use().
3294 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3296 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3297 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3298 Do not attempt to handle MEM inside auto-inc expressions.
3299 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3300 of a register modified by an auto-inc expression. However, do handle
3301 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3302 (elimination_effects): Prohibit elimination of a register modified
3303 by an auto-inc expression. Disable register elimination rules whose
3304 target register is modified by an auto-inc expression with variable
3307 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3309 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3311 (array_at_struct_end_p): New function.
3312 (idx_infer_loop_bounds): Use it.
3313 (estimate_numbers_of_iterations_loop): Export.
3314 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3315 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3316 (tree_estimate_probability): Call record_loop_exits.
3317 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3318 (estimated_loop_iterations, estimated_loop_iterations_int,
3319 estimated_loop_iterations_tree): New functions.
3320 (analyze_siv_subscript_cst_affine,
3321 compute_overlap_steps_for_affine_1_2,
3322 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3323 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3324 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3325 (PRED_LOOP_ITERATIONS_GUESSED): New.
3326 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3327 * cfgloop.h (estimate_numbers_of_iterations_loop,
3328 estimated_loop_iterations_int): Declare.
3330 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3332 * doc/extend.texi: Document optional priority argument to
3333 constructors and destructors.
3334 * tree.c (init_priority_for_decl): Adjust GTY markers.
3335 (init_ttree): Use priority-info hash functions for
3336 init_priority_for_decl.
3337 (tree_map_eq): Rename to ...
3338 (tree_map_base_eq): ... this.
3339 (tree_map_marked_p): Rename to ...
3340 (tree_map_base_marked_p): ... this.
3341 (tree_map_base_hash): New function.
3342 (decl_init_priority_lookup): Rework.
3343 (decl_fini_priority_lookup): New function.
3344 (decl_priority_info): New function.
3345 (decl_init_priority_insert): Use it.
3346 (decl_fini_priority_insert): Likewise.
3347 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3349 (decl_restrict_base_insert): Likewise.
3350 (decl_debug_expr_insert): Likewise.
3351 (decl_value_expr_lookup): Likewise.
3352 (decl_value_expr_insert): Likewise.
3353 * tree.h (priority_type): New type.
3354 (decl_init_priority_lookup): Use priority_type.
3355 (decl_fini_priority_lookup): New function.
3356 (decl_init_priority_insert): Use priority_type.
3357 (decl_fini_priority_insert): New function.
3358 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3359 (DECL_INIT_PRIORITY): Likewise.
3360 (SET_DECL_INIT_PRIORITY): Add comment.
3361 (DECL_FINI_PRIORITY): New macro.
3362 (SET_DECL_FINI_PRIORITY): Likewise.
3363 (DEFAULT_INIT_PRIORITY): Document.
3364 (MAX_INIT_PRIORITY): Likewise.
3365 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3366 (tree_map_base): New type.
3367 (tree_map_base_eq): New function.
3368 (tree_map_base_hash): Likewise.
3369 (tree_map_base_marked_p): Likewise.
3370 (tree_map): Inherit from tree_map_base.
3371 (tree_map_eq): Make it a macro.
3372 (tree_map_marked_p): Likewise.
3373 (tree_int_map): Inherit from tree_map_base.
3374 (tree_int_map_eq): Make it a macro.
3375 (tree_int_map_hash): Likewise.
3376 (tree_int_map_marked_p): Likewise.
3377 (tree_priority_map): New type.
3378 (tree_priority_map_eq): New macro.
3379 (tree_priority_map_hash): Likewise.
3380 (tree_priority_map_marked_p): Likewise.
3381 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3383 (emutls_common_1): Likewise.
3384 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3385 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3386 of tree_map hierarchy.
3387 * tree-cfg.c (move_stmt_r): Likewise.
3388 (new_label_mapper): Likewise.
3389 * c-tree.h (c_expand_body): Move to ...
3390 * c-common.h (c_expand_body): ... here.
3391 * c-decl.c (c_expand_body): Move to ...
3392 * c-common.c (c_expand_body): ... here.
3393 (c_common_attribute_table): Allow 1 argument for the constructor
3394 and destructor attributes.
3395 (get_priority): New function.
3396 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3397 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3399 2007-02-24 Jan Hubicka <jh@suse.cz>
3402 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3404 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3405 Jan Hubicka <jh@suse.cz>
3408 * i386.c (counter_mode): New function.
3409 (expand_set_or_movmem_via_loop): Use it.
3410 (expand_movmem_epilogue): Likewise; fix pasto.
3411 (ix86_expand_movmem): Do emit guard even for constant counts.
3412 (ix86_expand_setmem): Likewise.
3414 2007-02-25 Nick Clifton <nickc@redhat.com>
3416 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3417 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3419 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3423 count argument with 0x10, not with 0x16.
3424 (expand_setmem_epilogue): Ditto.
3426 2007-02-24 Mike Stump <mrs@apple.com>
3428 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3431 2007-02-24 Richard Guenther <rguenther@suse.de>
3434 * fold-const.c (fold_binary): Fold x +- CST op x for
3435 EQ_EXPR and NE_EXPR.
3437 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3439 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3441 2007-02-24 Jan Hubicka <jh@suse.cz>
3443 * cgraphunit.c (decide_is_function_needed): Honor
3444 -fkeep-inline-functions.
3446 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * builtins.c (fold_builtin_modf): New.
3449 (fold_builtin_2): Use it.
3451 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3453 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3454 (determine_max_iter): Take additional LOOP arg; all callers changed.
3455 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3456 one using simplifications.
3457 (simplify_using_initial_values): Return if the expression becomes
3458 invalid due to altered regs.
3460 2007-02-23 DJ Delorie <dj@redhat.com>
3462 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3464 2007-02-23 Mike Stump <mrs@apple.com>
3466 * tlink.c (scan_linker_output): Parse linker messages from
3467 darwin9's linker better.
3469 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3472 * varpool.c (varpool_assemble_pending_decls): Set
3473 varpool_last_needed_node to null.
3475 2007-02-23 DJ Delorie <dj@redhat.com>
3477 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3478 alignment bigger than the object file can handle.
3480 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3484 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3485 (*movsf_1): Penalize MMX moves.
3487 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3489 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3490 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3492 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3494 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3496 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3497 (fold_builtin_1): Use them.
3498 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3499 BUILT_IN_SIGNIFICAND.
3501 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3503 * config/i386/i386.c (bdesc_1arg): Initialize
3504 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3505 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3506 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3507 and IX86_BUILTIN_MOVSLDUP.
3509 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3511 PR rtl-optimization/30841
3512 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3514 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3516 * builtins.c (fold_builtin_frexp): New.
3517 (fold_builtin_2): Use it.
3519 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3521 * doc/invoke.texi (Spec Files): Document getenv spec function.
3523 * gcc.c (getenv_spec_function): New function.
3524 (static_spec_functions): Add it.
3525 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3526 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3529 2007-02-22 Michael Matz <matz@suse.de
3532 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3533 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3535 2007-02-22 Ian Lance Taylor <iant@google.com>
3538 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3539 (mem_loc_descriptor): Call it.
3541 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3542 Ira Rosen <irar@il.ibm.com>
3544 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3546 2007-02-22 Ira Rosen <irar@il.ibm.com>
3548 PR tree-optimization/30843
3549 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3550 stores only after all the group is vectorized.
3552 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3554 PR tree-optimization/30858
3555 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3556 in the reduction cycle have a single use in the loop.
3557 * tree-vectorizer.h (relevant): Add documentation.
3559 2007-02-20 Mike Stump <mrs@apple.com>
3561 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3562 * configure: Regenerate.
3564 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3566 Change the defaults of some parameters and options.
3567 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3568 * config/spu/spu.c (spu_optimization_options): Add.
3569 (spu_override_options): Change params in spu_optimization_options.
3570 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3572 Register 127 is only 16 byte aligned when used as a frame pointer.
3573 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3574 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3575 HARD_FRAME_POINTER_REGNUM.
3576 (spu_legitimate_address): Use regno_aligned_for_reload.
3577 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3578 aligned when frame_pointer_needed is true.
3579 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3581 * config/spu/spu.h (INIT_EXPANDERS): Define.
3583 Make sure shift and rotate instructions have valid immediate operands.
3584 * config/spu/predicates.md (spu_shift_operand): Remove.
3585 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3586 * config/spu/constraints.md (W, O): Extend range.
3587 * config/spu/spu.md (umask, nmask): Define.
3588 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3589 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3590 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3591 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3592 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3593 (lshr<mode>3_reg): Fix rtl description.
3595 Make sure mulhisi immediate operands are valid.
3596 * config/spu/predicates.md (imm_K_operand): Add.
3597 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3599 Generate constants using fsmbi and andi.
3600 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3601 (print_operand, spu_split_immediate, classify_immediate,
3602 fsmbi_const_p): Handle IC_FSMBI2.
3604 Correctly handle a CONST_VECTOR containing symbols.
3605 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3606 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3607 (immediate_load_p): Allow symbols that use 2 instructions to create.
3608 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3609 with symbols when flag_pic is set.
3610 (const_vector_immediate_p): New.
3611 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3612 accept a CONST_VECTOR with symbols.
3613 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3614 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3616 * config/spu/spu.md (high, low): Delete.
3617 (low_<mode>): Define.
3619 Remove INTRmode and INTR_REGNUM, which didn't work.
3620 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3622 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3623 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3624 peephole2 pattern): Don't use INTR or 131.
3625 (movintrcc): Delete.
3626 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3627 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3628 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3629 (UNSPEC_SET_INTR): Add.
3630 * config/spu/spu-modes.def (INTR): Remove.
3632 More accurate warnings about run-time relocations.
3633 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3635 Correctly warn about immediate arguments to specific intrinsics.
3636 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3637 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3638 the instruction predicate.
3640 Fix tree check errors with latest update.
3641 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3643 (spu_expand_builtin): Use CALL_EXPR_FN.
3645 Add missing specific intrinsics.
3646 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3648 * config/spu/spu_internals.h: Ditto.
3650 Fix incorrect operand modifiers.
3651 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3652 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3654 Optimize one case of zero_extend of a vec_select.
3655 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3657 Accept any immediate for hbr.
3658 * config/spu/spu.md (hbr): Change s constraints to i.
3660 2007-02-21 Paul Brook <paul@codesourcery.com>
3662 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3663 condexec_count when skipping USE and CLOBBER.
3665 2007-02-21 Nick Clifton <nickc@redhat.com>
3667 * common.opt (Warray-bounds): Add Warning attribute.
3668 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3670 (fsized-zeroes): Add Optimization attribute.
3671 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3672 * c.opt (Wc++0x-compat): Add Warning attribute.
3674 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3677 * reload1.c (eliminate_regs_in_insn): In the single_set special
3678 case, attempt to re-recognize the insn before falling back to
3679 having reload fix it up.
3681 2007-02-20 Eric Christopher <echristo@gmail.com>
3683 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3684 Rewrite accordingly.
3685 (frv_read_iacc_argument): Ditto.
3686 (frv_expand_set_builtin): Take a call instead of arglist, update for
3688 (frv_expand_unop_builtin): Ditto.
3689 (frv_expand_binop_builtin): Ditto.
3690 (frv_expand_cut_builtin): Ditto.
3691 (frv_expand_binopimm_builtin): Ditto.
3692 (frv_expand_voidbinop_builtin): Ditto.
3693 (frv_expand_int_void2arg): Ditto.
3694 (frv_expand_prefetches): Ditto.
3695 (frv_expand_voidtriop_builtin): Ditto.
3696 (frv_expand_voidaccop_builtin): Ditto.
3697 (frv_expand_load_builtin): Ditto.
3698 (frv_expand_store_builtin): Ditto.
3699 (frv_expand_mdpackh_builtin): Ditto.
3700 (frv_expand_mclracc_builtin): Ditto.
3701 (frv_expand_mrdacc_builtin): Ditto.
3702 (frv_expand_mwtacc_builtin): Ditto.
3703 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3706 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3708 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3709 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3711 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3713 * configure: Regenerate.
3714 * config.in: Regenerate.
3715 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3716 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3717 masks to power6 and power6x and to POWERPC_MASKS.
3718 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3720 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3721 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3722 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3723 Access PROTOTYPE as variable, not mask.
3725 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3727 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3728 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3729 * combine.c (adjust_for_new_dest): Use it.
3730 * postreload.c (reload_combine): Likewise.
3732 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3734 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3735 notes on an insn with multiple sets, even if single_set returns
3736 non-NULL for that insn.
3738 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3740 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3743 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3745 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3746 if user didn't pass it.
3747 * config/i386/darwin.h (CC1_SPEC): Likewise.
3748 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3749 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3750 -mmacosx-version-min.
3752 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 Uros Bizjak <ubizjak@gmail.com>
3755 * optabs.h (enum optab_index): Add new OTI_scalb.
3756 (scalb_optab): Define corresponding macro.
3757 * optabs.c (init_optabs): Initialize scalb_optab.
3758 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3760 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3761 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3762 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3763 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3764 flag_unsafe_math_optimizations is set.
3766 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3767 to implement scalbf, scalb and scalbl built-ins as inline x87
3770 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3771 DJ Delorie <dj@redhat.com>
3774 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3775 (diagnostic_report_diagnostic): ... here, and turn them into real
3776 errors. If warnings are inhibited, no need to do anything.
3778 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3781 better code generation.
3783 2007-02-20 Ben Elliston <bje@au.ibm.com>
3785 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3787 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3789 * config/alpha/alpha.c, config/alpha/alpha.md,
3790 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3791 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3792 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3793 config/arm/lib1funcs.asm: Follow spelling conventions.
3795 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3796 config/fr30/fr30.md, config/i386/i386.h,
3797 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3798 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3799 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3800 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3801 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3802 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3803 config/sparc/sparc.c, config/sparc/sparc.h,
3804 config/sparc/sparc.md, config/spu/constraints.md,
3805 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3808 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3811 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3814 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3816 * doc/invoke.texi (-ftree-lrs): Remove.
3818 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3820 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3823 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3825 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3826 new CALL_EXPR_FN macro for retrieving the function
3827 declaration of the input expression.
3829 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3831 * c.opt (Waddress): New.
3832 * common.opt (Walways-true): Delete.
3833 (Wstring-literal-comparison): Delete.
3834 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3835 -Wstring-literal-comparison. Add -Waddress.
3837 (Walways-true): Delete.
3838 (Wstring-literal-comparison): Delete.
3839 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3840 consistently instead of -Walways-true in example.
3841 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3842 * c-typeck.c (parser_build_binary_op): Replace
3843 -Wstring-literal-comparison and -Walways-true with -Waddress.
3844 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3847 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3849 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3850 without DECL_STRUCT_FUNCTION initialized.
3852 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3854 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3855 due to calls to functions taking pointers as parameters.
3857 2007-02-19 Richard Henderson <rth@redhat.com>
3860 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3863 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3865 * config/s390/s390.c (s390_call_saved_register_used,
3866 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3867 accessed to the new scheme.
3869 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3871 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3872 (cris_print_index, cris_print_operand, cris_print_operand_address)
3873 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3874 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3875 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3877 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3878 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3879 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3880 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3881 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3882 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3883 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3884 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3885 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3886 (uminsi3, call, call_value): Ditto.
3887 (define_split: indir_to_reg_split, unnamed): Ditto.
3889 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3891 PR tree-optimization/30975
3892 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3895 2007-02-18 Eric Christopher <echristo@gmail.com>
3897 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3898 Remove use of arglist.
3899 (mips_expand_builtin): Remove use of arglist, pass in expr.
3900 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3901 (mips_expand_builtin_movtf): Ditto.
3902 (mips_expand_builtin_compare): Ditto.
3904 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3906 * tree-sra.c (sra_build_assignment): Replace assertion
3907 checking with a comment explaining why it can't be done.
3909 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3912 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3913 during CALL_EXPR representation conversion.
3914 * tree-ssa-propagate.c (set_rhs): Likewise.
3916 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3918 * tree-sra.c (sra_build_assignment): Disable assertion checking
3921 2007-02-18 Roger Sayle <roger@eyesopen.com>
3923 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3924 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3925 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3927 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3928 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3929 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3930 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3931 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3932 force_gimple_operand): Likewise.
3933 * ipa-cp.c (constant_val_insert): Likewise.
3934 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3935 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3936 perfect_nestify): Likewise.
3937 * langhooks.c (lhd_omp_assignment): Likewise.
3938 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3939 lower_copyprivate_clauses, lower_send_clauses,
3940 lower_send_shared_vars, expand_parallel_call,
3941 expand_omp_for_generic, expand_omp_for_static_nochunk,
3942 expand_omp_for_static_chunk, expand_omp_sections,
3943 lower_omp_single_copy, lower_omp_for_lastprivate,
3944 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3945 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3946 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3949 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3951 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3952 config/sh/sh.md: Follow spelling conventions.
3954 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3955 config/frv/predicates.md: Follow spelling conventions.
3957 * config/m68k/linux-unwind.h: Fix a comment typo.
3958 * target.h: Follow spelling conventions.
3960 2007-02-18 Roger Sayle <roger@eyesopen.com>
3962 PR rtl-optimization/28173
3963 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3964 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3965 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3966 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3967 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3969 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3971 * builtins.c (fold_builtin_load_exponent): New.
3972 (fold_builtin_2): Use it.
3974 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3976 PR rtl-optimization/30773
3977 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3978 if we fail to attach a REG_EQUIV note.
3980 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3981 Roger Sayle <roger@eyesopen.com>
3983 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3985 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3987 * calls.c (initialize_argument_information): Pass original EXP
3988 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3989 code to split complex arguments here, as part of initializing the
3991 (expand_call): Remove code that builds a list of arguments and
3992 inserts implicit arguments into it. Instead, just count how many
3993 implicit arguments there will be so we can determine the size of
3994 the ARGS array, and let initialize_argument_information do the work.
3995 (split_complex_values): Delete unused function.
3997 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3999 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4001 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4003 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4004 for arg pointer based indexed addressing.
4006 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4008 * config/ia64/ia64.h, config/ia64/ia64.md,
4009 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4010 spelling conventions.
4012 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4014 * config/m68k/m68k.c (split_di): New.
4015 * config/m68k/m68k-protos.h: Declare split_di.
4016 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4017 Improve predicate handling and split constant shifts.
4019 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4021 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4022 parameter for register bitfield operations, general predicates
4025 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4027 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4028 * config/m68k/linux-unwind.h: New file.
4030 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4032 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4033 config/i386/athlon.md, config/ia64/ia64.md,
4034 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4035 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4036 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4037 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4038 tree-vect-transform.c: Fix comment typos.
4040 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4042 * sched-deps.c (find_insn_list): Remove.
4043 * sched-int.h: Remove the prototype for find_insn_list.
4045 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4047 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4049 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4050 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4051 darwin_rs6000_override_options.
4052 (C_COMMON_OVERRIDE_OPTIONS): Expect
4053 darwin_macosx_version_min to be non-NULL always.
4054 (TARGET_C99_FUNCTIONS): Likewise.
4055 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4056 (DARWIN_MINVERSION_SPEC): New.
4057 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4058 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4060 (DARWIN_MINVERSION_SPEC): New.
4061 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4063 * config/darwin-c.c (darwin_cpp_builtins): Expect
4064 darwin_macosx_version_min to be non-NULL always.
4066 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4068 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/i386.h (x86_use_xchgb): New.
4071 (TARGET_USE_XCHGB): New macro.
4072 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4073 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4074 Split after reload into bswaphi for shifts of 8.
4075 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4076 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4077 or when optimizing for size.
4079 2007-02-16 Richard Guenther <rguenther@suse.de>
4080 Christian Bruel <christian.bruel@st.com>
4082 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4083 DECLs but prefer SSA_NAMEs over DECLs.
4085 2007-02-16 Richard Guenther <rguenther@suse.de>
4087 * tree-flow-inline.h (single_imm_use_p): Remove.
4088 (zero_imm_uses_p): Likewise.
4089 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4090 instead of single_imm_use_p.
4091 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4094 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4097 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4098 nested double- and backquotes.
4100 2007-02-15 Roger Sayle <roger@eyesopen.com>
4103 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4104 should be unreachable.
4105 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4106 For the time being redirect GIMPLE_MODIFY_STMT to the new
4107 (renamed) build_gimple_modify_stmt_stat.
4108 (build2_gimple_stat): Rename to...
4109 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4110 Always build a GIMPLE_MODIFY_STMT node.
4111 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4112 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4115 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4116 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4117 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4118 expand_complex_div_wide): Likewise.
4119 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4120 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4121 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4122 * tree-ssa-loop-manip.c (create_iv): Likewise.
4123 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4124 abs_replacement): Likewise.
4125 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4126 realify_fake_stores): Likewise.
4128 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4129 node rather than a GIMPLE_MODIFY_STMT node.
4130 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4131 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4133 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4134 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4137 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4140 * fold-const.c (fold_comparison): Add back the
4141 folding of constant complex comparisions.
4143 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4146 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4147 effects unknown to this function, return early.
4149 2007-02-15 Ian Lance Taylor <iant@google.com>
4151 * lower-subreg.c (move_eh_region_note): New static function.
4152 (resolve_simple_move): Call it.
4153 (decompose_multiword_subregs): Track blocks for which we resolve a
4154 simple move which is also a control flow insn. Pass them to
4155 find_many_sub_basic_blocks.
4156 (pass_lower_subreg): Add TODO_verify_flow.
4157 (pass_lower_subreg2): Likewise.
4159 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4160 Brooks Moses <brooks.moses@codesourcery.com>
4161 Lee Millward <lee.millward@codesourcery.com>
4163 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4164 (VL_EXP_CLASS_P): New.
4165 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4167 (TREE_OPERAND_CHECK_CODE): Likewise.
4168 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4169 (TREE_RTL_OPERAND_CHECK): Likewise.
4170 (tree_operand_check_failed): Make second parameter the whole tree
4171 instead of its code. Fixed callers.
4172 (VL_EXP_CHECK): New.
4173 (TREE_OPERAND_LENGTH): New.
4174 (VL_EXP_OPERAND_LENGTH): New.
4175 (CALL_EXPR_FN): New.
4176 (CALL_EXPR_STATIC_CHAIN): New.
4177 (CALL_EXPR_ARGS): New.
4178 (CALL_EXPR_ARG): New.
4179 (call_expr_nargs): New.
4180 (CALL_EXPR_ARGP): New.
4181 (build_nt_call_list): Declare.
4182 (build_vl_exp_stat): Declare.
4183 (build_vl_exp): New.
4184 (build_call_list): Declare.
4185 (build_call_nary): Declare.
4186 (build_call_valist): Declare.
4187 (build_call_array): Declare.
4188 (call_expr_arg): Declare.
4189 (call_expr_argp): Declare.
4190 (call_expr_arglist): Declare.
4191 (fold_build_call_list): Declare.
4192 (fold_build_call_list_initializer): Declare.
4193 (fold_call_expr): Declare to replace fold_builtin.
4194 (fold_builtin_fputs): Update to agree with modified definition.
4195 (fold_builtin_strcpy): Likewise.
4196 (fold_builtin_strncpy): Likewise.
4197 (fold_builtin_memory_chk): Likewise.
4198 (fold_builtin_stxcpy_chk): Likewise.
4199 (fold_builtin_strncpy_chk): Likewise.
4200 (fold_builtin_next_arg): Likewise.
4201 (fold_build_call_expr): Declare.
4202 (fold_builtin_call_list): Declare.
4203 (fold_builtin_call_valist): Declare.
4204 (build_call_expr): Declare.
4205 (validate_arglist): Update to agree with modified definition.
4206 (tree_operand_length): New.
4207 (call_expr_arg_iterator): New.
4208 (init_call_expr_arg_iterator): New.
4209 (next_call_expr_arg): New.
4210 (first_call_expr_arg): New.
4211 (more_call_expr_args_p): New.
4212 (FOR_EACH_CALL_EXPR_ARG): New.
4214 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4215 and tcc_gimple_stmt.
4216 (tree_code_size): Update documentation. Use sizeof (tree) rather
4217 than sizeof (char *).
4218 (tree_size): Likewise. Add case for tcc_vl_exp.
4219 (tree_node_structure): Add case for tcc_vl_exp.
4220 (contains_placeholder_p): Likewise.
4221 (substitute_in_expr): Likewise.
4222 (substitute_placeholder_in_expr): Likewise.
4223 (stabilize_reference_1): Likewise.
4224 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4225 to diagnose breakage of this interface for constructing CALL_EXPRs.
4226 (build_nt): Add similar assertion here.
4227 (build_nt_call_list): New.
4228 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4229 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4231 (get_callee_fndecl): Use new CALL_EXPR accessors.
4232 (tree_operand_check_failed): Change parameters to pass entire node
4233 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4234 (process_call_operands): New.
4235 (build_vl_exp_stat): New.
4236 (build_call_list): New.
4237 (build_call_nary): New.
4238 (build_call_valist): New.
4239 (build_call_array): New.
4240 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4241 (call_expr_arglist): New.
4243 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4244 tcc_vl_exp instead of a fixed-size tcc_expression.
4246 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4247 accessors for CALL_EXPRs.
4248 (AGGR_INIT_EXPR): Likewise.
4250 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4251 Brooks Moses <brooks.moses@codesourcery.com>
4252 Lee Millward <lee.millward@codesourcery.com>
4254 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4255 (expand_builtin_nonlocal_goto): Change parameter to be entire
4256 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4257 (expand_builtin_prefetch): Likewise.
4258 (expand_builtin_classify_type): Likewise.
4259 (mathfn_built_in): Return NULL_TREE instead of 0.
4260 (expand_errno_check): Use new CALL_EXPR accessors.
4261 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4262 Return NULL_RTX instead of 0.
4263 (expand_builtin_mathfn_2): Likewise.
4264 (expand_builtin_mathfn_3): Likewise.
4265 (expand_builtin_interclass_mathfn): Likewise.
4266 (expand_builtin_sincos): Likewise.
4267 (expand_builtin_cexpi): Likewise.
4268 (expand_builtin_int_roundingfn): Likewise.
4269 (expand_builtin_int_roundingfn_2): Likewise.
4270 (expand_builtin_pow): Likewise.
4271 (expand_builtin_powi): Likewise.
4272 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4273 of arglist, fixing callers appropriately. Use new CALL_EXPR
4274 accessors and constructors. Return NULL_RTX instead of 0.
4275 (expand_builtin_strstr): Likewise.
4276 (expand_builtin_strchr): Likewise.
4277 (expand_builtin_strrchr): Likewise.
4278 (expand_builtin_strpbrk): Likewise.
4279 (expand_builtin_memcpy): Likewise.
4280 (expand_builtin_mempcpy): Likewise.
4281 (expand_builtin_mempcpy_args): New.
4282 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4283 (expand_builtin_memmove_args): New.
4284 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4285 (expand_movstr): Likewise.
4286 (expand_builtin_strcpy): Likewise.
4287 (expand_builtin_strcpy_args): New.
4288 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4289 (expand_builtin_strncpy): Likewise.
4290 (expand_builtin_memset): Likewise.
4291 (expand_builtin_memset_args): New.
4292 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4293 (expand_builtin_memcmp): Likewise.
4294 (expand_builtin_strcmp): Likewise.
4295 (expand_builtin_strncmp): Likewise.
4296 (expand_builtin_strcat): Likewise.
4297 (expand_builtin_strncat): Likewise.
4298 (expand_builtin_strspn): Likewise.
4299 (expand_builtin_strcspn): Likewise.
4300 (expand_builtin_args_info): Likewise.
4301 (expand_builtin_va_start): Likewise.
4302 (gimplify_va_arg_expr): Likewise.
4303 (expand_builtin_va_end): Likewise.
4304 (expand_builtin_va_copy): Likewise.
4305 (expand_builtin_frame_address): Likewise.
4306 (expand_builtin_alloca): Likewise.
4307 (expand_builtin_bswap): Likewise.
4308 (expand_builtin_unop): Likewise.
4309 (expand_builtin_fputs): Likewise.
4310 (expand_builtin_expect): Likewise.
4311 (expand_builtin_fabs): Likewise.
4312 (expand_builtin_copysign): Likewise.
4313 (expand_builtin_printf): Likewise.
4314 (expand_builtin_fprintf): Likewise.
4315 (expand_builtin_sprintf): Likewise.
4316 (expand_builtin_init_trampoline): Likewise.
4317 (expand_builtin_signbit): Likewise.
4318 (expand_builtin_fork_or_exec): Likewise.
4319 (expand_builtin_sync_operation): Likewise.
4320 (expand_builtin_compare_and_swap): Likewise.
4321 (expand_builtin_lock_test_and_set): Likewise.
4322 (expand_builtin_lock_release): Likewise.
4323 (expand_builtin): Likewise.
4324 (builtin_mathfn_code): Likewise.
4326 (fold_builtin_constant_p): Pass call arguments individually instead
4327 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4328 accessors and constructors. Return NULL_TREE instead of 0.
4329 (fold_builtin_expect): Likewise.
4330 (fold_builtin_classify_type): Likewise.
4331 (fold_builtin_strlen): Likewise.
4332 (fold_builtin_nan): Likewise.
4333 (integer_valued_real_p): Likewise.
4334 (fold_trunc_transparent_mathfn): Likewise.
4335 (fold_fixed_mathfn): Likewise.
4336 (fold_builtin_cabs): Likewise.
4337 (fold_builtin_sqrt): Likewise.
4338 (fold_builtin_cbrt): Likewise.
4339 (fold_builtin_cos): Likewise.
4340 (fold_builtin_cosh): Likewise.
4341 (fold_builtin_tan): Likewise.
4342 (fold_builtin_sincos): Likewise.
4343 (fold_builtin_cexp): Likewise.
4344 (fold_builtin_trunc): Likewise.
4345 (fold_builtin_floor): Likewise.
4346 (fold_builtin_ceil): Likewise.
4347 (fold_builtin_round): Likewise.
4348 (fold_builtin_int_roundingfn): Likewise.
4349 (fold_builtin_bitop): Likewise.
4350 (fold_builtin_bswap): Likewise.
4351 (fold_builtin_logarithm): Likewise.
4352 (fold_builtin_hypot): Likewise.
4353 (fold_builtin_pow): Likewise.
4354 (fold_builtin_powi): Likewise.
4355 (fold_builtin_exponent): Likewise.
4356 (fold_builtin_memset): Likewise.
4357 (fold_builtin_bzero): Likewise.
4358 (fold_builtin_memory_op): Likewise.
4359 (fold_builtin_bcopy): Deleted; call site changed to invoke
4360 fold_builtin_memory_op directly.
4361 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4362 (fold_builtin_strncpy): Likewise.
4363 (fold_builtin_memcmp): Likewise.
4364 (fold_builtin_strcmp): Likewise.
4365 (fold_builtin_strncmp): Likewise.
4366 (fold_builtin_signbit): Likewise.
4367 (fold_builtin_copysign): Likewise.
4368 (fold_builtin_isascii): Likewise.
4369 (fold_builtin_toascii): Likewise.
4370 (fold_builtin_isdigit): Likewise.
4371 (fold_builtin_fabs): Likewise.
4372 (fold_builtin_abs): Likewise.
4373 (fold_builtin_fmin_fmax): Likewise.
4374 (fold_builtin_carg): Likewise.
4375 (fold_builtin_classify): Likewise.
4376 (fold_builtin_unordered_cmp): Likewise.
4378 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4379 New functions split out from fold_builtin_1.
4380 (fold_builtin_n): New.
4381 (fold_builtin_varargs): New.
4382 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4384 (fold_call_expr): New.
4385 (build_function_call_expr): Rewrite to use new helper function.
4386 (fold_builtin_call_list): New.
4387 (build_call_expr): New.
4388 (fold_builtin_call_valist): New.
4389 (rewrite_call_expr): New.
4390 (validate_arg): New.
4391 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4392 of an arglist. Change return type to bool. Use new CALL_EXPR
4395 (fold_builtin_strstr): Pass call arguments individually instead
4396 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4397 accessors and constructors. Return NULL_TREE instead of 0.
4398 (fold_builtin_strchr): Likewise.
4399 (fold_builtin_strrchr): Likewise.
4400 (fold_builtin_strpbrk): Likewise.
4401 (fold_builtin_strcat): Likewise.
4402 (fold_builtin_strncat): Likewise.
4403 (fold_builtin_strspn): Likewise.
4404 (fold_builtin_strcspn): Likewise.
4405 (fold_builtin_fputs): Likewise.
4406 (fold_builtin_next_arg): Likewise.
4407 (fold_builtin_sprintf): Likewise.
4409 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4410 NULL_RTX instead of 0.
4411 (expand_builtin_memory_chk): Likewise.
4412 (maybe_emit_chk_warning): Likewise.
4413 (maybe_emit_sprintf_chk_warning): Likewise.
4415 (fold_builtin_object_size): Pass call arguments individually instead
4416 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4417 accessors and constructors. Return NULL_TREE instead of 0.
4418 (fold_builtin_memory_chk): Likewise.
4419 (fold_builtin_stxcpy_chk): Likewise.
4420 (fold_builtin_strncpy_chk): Likewise.
4421 (fold_builtin_strcat_chk): Likewise.
4422 (fold_builtin_strcat_chk): Likewise.
4423 (fold_builtin_strncat_chk): Likewise.
4424 (fold_builtin_sprintf_chk): Likewise.
4425 (fold_builtin_snprintf_chk): Likewise.
4426 (fold_builtin_printf): Likewise.
4427 (fold_builtin_vprintf): Likewise.
4429 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4431 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4432 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4433 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4434 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4435 (fold_unary): Likewise.
4436 (fold_binary): Likewise.
4437 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4438 ternary expressions.
4439 (fold): Add logic for tcc_vl_exp.
4440 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4441 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4442 (fold_build3_stat): Add assertion to flag broken interface for
4443 constructing CALL_EXPRs.
4444 (fold_build_call_list): New.
4445 (fold_build_call_list_initializer): New.
4446 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4448 (fold_strip_sign_ops): Likewise.
4450 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4451 Brooks Moses <brooks.moses@codesourcery.com>
4452 Lee Millward <lee.millward@codesourcery.com>
4454 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4455 accessors and dump arguments explicitly.
4457 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4459 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4461 (print_call_name): Use new CALL_EXPR accessors.
4463 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4464 CALL_EXPR arguments explicitly instead of as a list. Use
4465 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4467 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4468 (vrp_visit_stmt): Likewise.
4470 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4471 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4473 (force_move_till_expr): Likewise.
4475 * targhooks.c (default_external_stack_protect_fail): Use
4476 build_call_expr instead of build_function_call_expr.
4477 (default_hidden_stack_protect_fail): Likewise.
4479 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4482 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4483 and walk arguments explicitly.
4485 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4486 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4487 (expand_simple_operations): Likewise.
4488 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4490 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4491 of TREE_CODE_LENGTH.
4492 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4494 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4495 instead of TREE_CODE_LENGTH.
4497 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4498 (tree_ic_transform): Likewise.
4499 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4500 parameter instead of arglist. Fix callers.
4501 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4502 (tree_stringops_transform): Likewise.
4503 (tree_indirect_call_to_profile): Likewise.
4504 (tree_stringops_values_to_profile): Likewise.
4506 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4507 (eliminate_tail_call): Likewise.
4509 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4511 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4512 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4514 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4516 * omp-low.c (build_omp_barrier): Use build_call_expr.
4517 (lower_rec_input_clauses): Likewise.
4518 (lower_reduction_clauses): Likewise.
4519 (expand_parallel_call): Likewise.
4520 (maybe_catch_exception): Likewise.
4521 (expand_omp_for_generic): Likewise.
4522 (expand_omp_for_static_nochunk): Likewise.
4523 (expand_omp_sections): Likewise.
4524 (lower_omp_single_simple): Likewise.
4525 (lower_omp_single_copy): Likewise.
4526 (lower_omp_master): Likewise.
4527 (lower_omp_ordered): Likewise.
4528 (lower_omp_critical): Likewise.
4530 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4531 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4533 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4534 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4535 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4537 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4538 and generalize to handle any number of operands.
4539 (chrec_contains_undetermined): Likewise.
4540 (tree_contains_chrecs): Likewise.
4541 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4543 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4545 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4546 fold_call_expr instead of fold_builtin.
4547 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4548 match declarations there.
4549 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4552 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4553 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4555 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4556 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4558 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4561 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4562 (execute_cse_sincos): Use new CALL_EXPR accessors.
4564 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4566 * gimple-low.c (lower_function_body): Use build_call_expr.
4567 (lower_builtin_setjmp): Likewise.
4569 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4570 (set_storage_via_libcall): Likewise.
4571 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4572 instead of TREE_CODE_LENGTH.
4573 (expand_expr_real_1): Use new CALL_EXPR accessors.
4575 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4576 generalize to handle any number of operands.
4577 (TB_parent_eq): Likewise.
4579 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4580 (strip_builtin_expect): Likewise.
4582 * function.c (gimplify_parameters): Use build_call_expr.
4584 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4585 instead of TREE_CODE_LENGTH.
4587 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4588 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4590 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4593 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4594 (gimplify_decl_expr): Likewise.
4595 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4596 Use new CALL_EXPR iterators.
4597 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4598 (gimplify_modify_expr_to_memset): Likewise.
4599 (gimplify_variable_sized_compare): Likewise.
4600 (gimplify_omp_atomic_fetch_op): Likewise.
4601 (gimplify_omp_atomic_pipeline): Likewise.
4602 (gimplify_omp_atomic_mutex): Likewise.
4603 (gimplify_function_tree): Likewise.
4605 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4606 (call_expr_flags): Likewise.
4607 (expand_call): Likewise.
4609 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4610 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4613 * coverage.c (create_coverage): Use build_call_expr.
4615 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4616 (temp_call_expr_obstack): New.
4617 (pool_copy_list): Delete.
4618 (temp_copy_call_expr): New.
4619 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4620 CALL_EXPR accessors. Get rid of special goo for copying argument
4621 lists and use temp_copy_call_expr instead.
4622 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4623 CALL_EXPR accessors.
4624 (create_expression_by_pieces): Likewise. Use build_call_array
4625 to construct the result instead of fold_build3.
4626 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4627 dealing with argument lists.
4628 (init_pre): Remove references to expression_node_pool and
4629 list_node_pool. Init temp_call_expr_obstack instead.
4630 (fini_pre): Remove references to expression_node_pool and
4633 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4634 and walk arguments explicitly instead of as a list.
4636 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4637 (mx_register_decls): Likewise.
4638 (mudflap_register_call): Likewise.
4639 (mudflap_finish_file): Likewise.
4641 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4642 (ipa_callsite_compute_param): Likewise.
4644 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4645 accessors and constructor.
4647 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4648 accessors and constructor.
4649 (convert_tramp_reference): Likewise.
4650 (convert_call_expr): Likewise.
4651 (finalize_nesting_tree_1): Likewise.
4653 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4656 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4658 * tree-inline.c (initialize_inlined_parameters): Pass entire
4659 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4661 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4662 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4664 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4665 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4666 (vectorizable_reduction): Likewise.
4667 (vectorizable_call): Use new CALL_EXPR iterators.
4668 (vectorizable_conversion): Use build_call_expr.
4669 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4670 (vect_gen_widened_results_half): Use build_call_expr.
4671 (vect_setup_realignment): Likewise.
4672 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4674 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4675 (pass_through_call): Likewise.
4676 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4679 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4680 (tree_gen_pow2_profiler): Likewise.
4681 (tree_gen_one_value_profiler): Likewise.
4682 (tree_gen_ic_func_profiler): Likewise.
4683 (tree_gen_average_profiler): Likewise.
4684 (tree_gen_ior_profiler): Likewise.
4686 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4687 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4688 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4690 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4691 of TREE_CODE_LENGTH.
4693 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4694 of TREE_CODE_LENGTH.
4696 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4698 (convert_to_integer): Likewise.
4700 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4703 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4704 Brooks Moses <brooks.moses@codesourcery.com>
4705 Lee Millward <lee.millward@codesourcery.com>
4707 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4709 * config/frv/frv.c (frv_expand_builtin): Likewise.
4710 * config/s390/s390.c (s390_expand_builtin): Likewise.
4712 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4713 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4715 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4716 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4717 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4718 (ix86_expand_store_builtin): Likewise.
4719 (ix86_expand_unop_builtin): Likewise.
4720 (ix86_expand_unop1_builtin): Likewise.
4721 (ix86_expand_sse_compare): Likewise.
4722 (ix86_expand_sse_comi): Likewise.
4723 (ix86_expand_vec_init_builtin): Likewise.
4724 (ix86_expand_vec_ext_builtin): Likewise.
4725 (ix86_expand_vec_set_builtin): Likewise.
4726 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4728 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4729 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4731 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4732 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4733 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4735 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4737 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4738 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4739 arglist. Use new CALL_EXPR accessors. Fix callers.
4740 (altivec_expand_abs_builtin): Likewise.
4741 (rs6000_expand_binop_builtin): Likewise.
4742 (altivec_expand_predicate_builtin): Likewise.
4743 (altivec_expand_lv_builtin): Likewise.
4744 (spe_expand_stv_builtin): Likewise.
4745 (altivec_expand_stv_builtin): Likewise.
4746 (rs6000_expand_ternop_builtin): Likewise.
4747 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4748 (altivec_expand_st_builtin): Likewise.
4749 (altivec_expand_dst_builtin): Likewise.
4750 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4751 arglist. Use new CALL_EXPR accessors. Fix callers.
4752 (altivec_expand_vec_set_builtin): Likewise.
4753 (altivec_expand_vec_ext_builtin): Likewise.
4754 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4755 (spe_expand_builtin): Likewise.
4756 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4757 arglist. Use new CALL_EXPR accessors. Fix callers.
4758 (spe_expand_evsel_builtin): Likewise.
4759 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4760 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4762 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4763 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4764 (arm_expand_unop_builtin): Likewise.
4765 (arm_expand_builtin): Use new CALL_EXPR accessors.
4767 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4770 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4771 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4772 (bfin_expand_unop_builtin): Likewise.
4773 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4775 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4776 Brooks Moses <brooks.moses@codesourcery.com>
4777 Lee Millward <lee.millward@codesourcery.com>
4779 * c-semantics.c (build_stmt): Add internal diagnostic check.
4781 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4782 accessors. Print arguments explicitly instead of as a list.
4784 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4786 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4787 (c_finish_omp_flish): Likewise.
4789 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4790 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4791 instead of TREE_CODE_LENGTH.
4792 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4793 (c_warn_unused_result): Likewise.
4795 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4798 * doc/invoke.texi (Warning Options): Remove
4799 -Werror-implicit-function-declaration.
4800 (Wimplicit-function-declaration): Update description.
4801 * opts.c (common_handle_option): Move handling of -Werror=* to...
4802 (enable_warning_as_error): ...here.
4803 * opts.h (enable_warning_as_error): Declare.
4804 * c-decl.c (implicit_decl_warning): Unless
4805 -Wno-implicit-function-declaration is given, emit a pedwarn if
4806 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4807 * c.opt (Wimplicit-function-declaration): Replace
4808 mesg_implicit_function_declaration with
4809 warn_implicit_function_declaration.
4810 * c-opts.c (c_common_handle_option):
4811 -Werror-implicit-function-declaration is exactly equal as
4812 -Werror=implicit-function-declaration.
4813 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4814 warn_implicit_function_declaration.
4815 (c_common_post_options): -Wimplict-function-declaration is enabled
4816 by default by -std=c99, otherwise is disabled by default.
4817 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4819 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4821 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4822 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4823 former is ignored but not the latter.
4825 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4827 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4828 is made and the reference doesn't use the alias set of its type,
4829 do not create the temporary using that type.
4831 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4833 * jump.c: Remove prototypes for delete_computation and
4834 delete_prior_computation.
4836 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4838 * jump.c (get_label_after): Delete.
4839 (get_label_before, delete_computation, delete_jump,
4840 delete_prior_computation, follow_jumps): Move...
4841 * reorg.c (delete_computation, delete_prior_computation): ... here...
4842 (get_label_before, delete_jump): ... making these static ...
4843 (follow_jumps): ... and simplifying this since it only runs after
4845 * rtl.h (get_label_after, get_label_before, delete_jump,
4846 follow_jumps): Delete prototypes.
4848 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4850 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4852 2007-02-15 Nick Clifton <nickc@redhat.com>
4854 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4855 order to prevent it from being munged by the target.
4857 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4859 * config/i386/i386.md: Remove misleading comment.
4861 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4863 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4864 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4867 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4869 * tree-sra.c (instantiate_missing_elements): Canonicalize
4871 (sra_build_assignment): New.
4872 (generate_copy_inout, generate_element_copy,
4873 generate_element_zero, generate_one_element_init): Use it.
4875 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4877 * tree-sra.c (instantiate_missing_elements): Canonicalize
4879 (sra_build_assignment): New.
4880 (generate_copy_inout, generate_element_copy,
4881 generate_element_zero, generate_one_element_init): Use it.
4883 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4885 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4888 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4890 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4891 types as aggregates not scalars.
4892 * function.c (assign_stack_temp_for_type): Likewise.
4894 2007-02-14 Roger Sayle <roger@eyesopen.com>
4895 Zdenek Dvorak <dvorakz@suse.cz>
4897 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4900 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4902 * passes.c (next_pass_1): Clear the next field of the copied
4905 2007-02-14 Richard Henderson <rth@redhat.com>
4907 * tree-sra.c (early_sra): New.
4908 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4909 (tree_sra_early, pass_sra_early): New.
4910 * tree-pass.h (pass_sra_early): Declare.
4911 * passes.c (init_optimization_passes): Use it.
4913 2007-02-14 Richard Guenther <rguenther@suse.de>
4915 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4917 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4919 PR tree-optimization/30771
4920 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4922 (vect_analyze_operations): Induction phis can now be marked as
4924 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4925 Update documentation accordingly.
4927 2007-02-14 Nick Clifton <nickc@redhat.com>
4929 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4930 most 3 arguments are supported.
4931 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4933 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4935 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4936 Ensure dst->current is valid.
4938 2007-02-13 Paul Brook <paul@codesourcery.com>
4940 * config.gcc: Add arm*-*-uclinux-*eabi.
4941 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4942 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4943 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4944 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4945 (LINK_SPEC): Define.
4947 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4949 * config/arm/uclinux-eabi.h: New file.
4950 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4951 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4954 2007-02-13 Ian Lance Taylor <iant@google.com>
4956 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4957 * flags.h (warn_strict_overflow): Declare.
4958 (enum warn_strict_overflow_code): Define.
4959 (issue_strict_overflow_warning): New static inline function.
4960 * opts.c (warn_strict_overflow): New variable.
4961 (common_handle_option): Handle OPT_Wstrict_overflow and
4962 OPT_Wstrict_overflow_.
4963 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4965 * fold-const.c: Include intl.h.
4966 (fold_deferring_overflow_warnings): New static variable.
4967 (fold_deferred_overflow_warning): New static variable.
4968 (fold_deferred_overflow_code): New static variable.
4969 (fold_defer_overflow_warnings): New function.
4970 (fold_undefer_overflow_warnings): New function.
4971 (fold_undefer_and_ignore_overflow_warnings): New function.
4972 (fold_deferring_overflow_warnings_p): New function.
4973 (fold_overflow_warning): New static function.
4974 (make_range): Add strict_overflow_p parameter. Change all
4976 (extract_muldiv, extract_muldiv_1): Likewise.
4977 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4978 tree_expr_nonnegative_p.
4979 (fold_negate_expr): Call fold_overflow_warning.
4980 (fold_range_test): Likewise.
4981 (fold_comparison): Likewise.
4982 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4983 instead of tree_expr_nonnegative_p.
4984 (tree_expr_nonnegative_warnv_p): Rename from
4985 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4986 (tree_expr_nonnegative_p): New function.
4987 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4988 strict_overflow_p parameter.
4989 (tree_expr_nonzero_p): New function.
4990 * passes.c (verify_interpass_invariants): New static function.
4991 (execute_one_pass): Call it.
4992 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4994 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4995 (estimate_numbers_of_iterations): Likewise.
4996 (scev_probably_wraps_p): Likewise.
4997 * tree-ssa-ccp.c: Include "toplev.h".
4998 (evaluate_stmt): Defer fold overflow warnings until we know we are
5000 (struct fold_stmt_r_data): Add stmt field.
5001 (fold_stmt_r): Defer fold overflow warnings until we know we
5003 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5004 (fold_stmt_inplace): Likewise.
5005 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5006 (cleanup_control_expr_graph): Defer fold overflow warnings until
5007 we know we are going to optimize.
5008 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5009 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5011 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5012 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5013 * tree-ssa-loop-manip.c (create_iv): Likewise.
5014 * c-typeck.c (build_conditional_expr): Likewise.
5015 (build_binary_op): Likewise.
5016 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5017 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5018 (extract_range_from_unary_expr): Likewise.
5019 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5020 assuming that signed overflow does not occur.
5021 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5022 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5023 (fold_defer_overflow_warnings): Declare.
5024 (fold_undefer_overflow_warnings): Declare.
5025 (fold_undefer_and_ignore_overflow_warnings): Declare.
5026 (fold_deferring_overflow_warnings_p): Declare.
5027 (tree_expr_nonzero_warnv_p): Declare.
5028 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5030 (Warning Options): Document -Wstrict-overflow.
5031 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5032 (tree-ssa-ccp.o): Likewise.
5033 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5034 (fold-const.o): Depend on intl.h.
5036 2007-02-13 Ian Lance Taylor <iant@google.com>
5039 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5042 2007-02-13 Stuart Hastings <stuart@apple.com>
5044 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5046 2007-02-13 Richard Henderson <rth@redhat.com>
5048 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5049 handled_component_p before looking for the indirect_ref.
5051 2007-02-13 Richard Henderson <rth@redhat.com>
5053 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5054 remove flags clobber.
5055 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5056 (bswaphi_lowpart): New.
5057 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5058 remove TARGET_BSWAP test. Delete expander of the same name.
5060 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5061 (expand_unop): Use them.
5063 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5066 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5067 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5068 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5069 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5070 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5071 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5072 assembler dialect choice from asm templates.
5074 2007-02-12 Richard Henderson <rth@redhat.com>
5076 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5077 (fixuns_trunc<SSEMODEF>si2): Use it.
5078 * config/i386/sse.md (vec_setv4sf_0): Export.
5079 * config/i386/i386.c (ix86_build_const_vector): Export.
5080 (ix86_split_convert_uns_si_sse): Rename from
5081 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5082 * config/i386/i386-protos.h: Update.
5084 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5087 * c-typeck.c (c_finish_return): Improve warning message.
5089 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5091 * alias.c (find_symbolic_term): Delete unused function.
5093 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5096 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5097 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5099 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5101 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5102 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5103 the function, temporarily point the debug interface to the null one.
5105 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5107 * dwarf2out.c (round_up_to_align): New static function.
5108 (field_byte_offset): Use it to round the offset.
5110 2007-02-12 Richard Henderson <rth@redhat.com>
5112 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5113 (inswl_const): Export.
5115 2007-02-12 Richard Henderson <rth@redhat.com>
5117 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5118 result mode of the libcall, convert back to outmode.
5120 2007-02-12 Roger Sayle <roger@eyesopen.com>
5122 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5123 (bswapdi2): New define_expand to implement 32-bit implementation.
5125 2007-02-12 Nick Clifton <nickc@redhat.com>
5127 * doc/invoke.texi (Overall Options): Document --help=.
5128 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5129 (cc1_options): Pass --help= on to cc1.
5130 (display_help): Add description of --help=.
5131 (process_command): Add code to handle --help=. Allow translated
5132 --help and --target-help switches to be passed on to compiler
5134 (main): Remove unused if statement.
5135 * opts.c (columns): Remove.
5136 (LEFT_COLUMN): Define.
5137 (wrap_help): Add columns argument.
5138 (print_filtered_help): Change parameters to be an include bitmask,
5139 an exclude bitmask, an any bitmask and the column width. Move the
5140 code to display the params list here. Add code to display the
5141 status of options rather than their descriptions if the quiet flag
5143 (print_specific_help): Change parameters to be an include bitmask,
5144 an exclude bitmask and an any bitmask. Move code to look up the
5145 column width here. Decide upon the title for an options listing.
5146 (common_handle_options): Add code to handle --help=. Adapt code
5147 for --help and --target-help to use the revised form of the
5148 print_specific_help function.
5149 (print_help): Delete.
5150 (print_param_help): Delete.
5151 (print_switch): Delete.
5152 * opts.h (cl_lang_count): Add prototype.
5153 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5154 CL_MAX_OPTION_CLASS): New defines.
5155 * optc-gen.awk: Add construction of cl_lang_count.
5156 * c.opt: Add Warning attribute to warning options and Optimization
5157 attribute to optimization options.
5158 * common.opt: Likewise.
5160 Add -fhelp and -ftarget-help as aliases for the transformed --help
5161 and --target-help options.
5162 * opt-functions.awk: Add code to handle Warning and Optimization
5165 2007-02-12 Richard Henderson <rth@redhat.com>
5167 * config/alpha/constraints.md: New file.
5168 * config/alpha/alpha.c: Include tm-constrs.h.
5169 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5170 alpha_extra_constraint): Remove.
5171 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5172 * config/alpha/alpha-protos.h: Update.
5173 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5174 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5175 (EXTRA_CONSTRAINT): Remove.
5176 * config/alpha/alpha.md: Include constraints.md.
5177 (adddi splitter): Use satisfies_constraint_*.
5178 * config/alpha/predicates.md (add_operand): Likewise.
5179 (sext_add_operand, addition_operation): Likewise.
5181 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5183 PR tree-optimization/29145
5184 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5185 in our handling of restrict qualified pointers.
5187 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5190 * doc/invoke.texi (Wunused-value): Update description.
5191 (Wextra): Delete item.
5192 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5193 value of Wunused-value.
5194 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5195 (c_finish_stmt_expr): Don't check extra_warnings.
5196 (emit_side_effect_warnings): The caller is responsible to check
5199 2007-02-11 Roger Sayle <roger@eyesopen.com>
5200 Matt Thomas <matt@3am-software.com>
5202 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5204 2007-02-11 Roger Sayle <roger@eyesopen.com>
5206 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5207 comparisons of POPCOUNT against zero.
5208 (simplify_const_relational_operation): Likewise.
5210 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5212 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5214 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5216 * dwarf2out.c (root_type): Delete unused function.
5218 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5220 * genattrtab.c (contained_in_p): Delete unused function.
5221 (write_expr_attr_cache): Likewise.
5223 2007-02-11 Jan Hubicka <jh@suse.cz>
5225 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5228 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5230 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5231 to add the REG_EQ* note.
5232 * see.c (see_merge_one_use_extension): Likewise.
5233 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5234 turn REG_EQUAL notes into REG_EQUIV notes if the target
5235 register may have more than one set.
5236 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5237 * gcse.c (try_replace_reg): Likewise.
5238 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5239 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5240 more than one REG_EQUIV note.
5241 * reload1.c (gen_reload): Use set_unique_reg_note.
5243 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5246 (ix86_builtin_conversion): New function.
5248 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5251 * tree.h (DECL_REPLACEABLE_P): New macro.
5252 * except.c (set_nothrow_function_flags): Likewise.
5254 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5255 Ira Rosen <irar@il.ibm.com>
5256 Dorit Nuzman <dorit@il.ibm.com>
5258 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5259 * targhooks.c (default_builtin_vectorized_conversion): New.
5260 * targhooks.h (default_builtin_vectorized_function): New declaration.
5261 * target.h (struct vectorize): Add builtin_conversion field.
5262 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5263 stmt_vec_info_type value.
5264 (vectorizable_conversion): New declaration.
5265 * tree-vect-analyze.c (vect_analyze_operations): Add
5266 vectorizable_conversion call.
5267 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5268 * tree-vect-transform.c (vectorizable_conversion): New function.
5269 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5270 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5272 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5273 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5274 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5275 or ALTIVEC_BUILTIN_VCFSX.
5277 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5280 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5281 CONST_DOUBLE and operand 0 is a hard register.
5282 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5283 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5284 is a hard floating-point register.
5286 2007-02-10 Richard Henderson <rth@redhat.com>
5287 Jakub Jelinek <jakub@redhat.com>
5288 Alexandre Oliva <aoliva@redhat.com>
5290 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5291 * builtin-types.def (BT_WORD): Make unsigned.
5292 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5293 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5294 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5295 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5296 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5297 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5299 * expr.c (emutls_var_address): New.
5300 (expand_expr_real_1): Expand emulated tls.
5301 (expand_expr_addr_expr_1): Likewise.
5302 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5303 * output.h (emutls_finish): Declare.
5304 * toplev.c (compile_file): Call it.
5305 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5306 address before wrapping in CONST.
5307 * varasm.c (emutls_htab, emutls_object_type): New.
5308 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5309 (get_emutls_object_name, get_emutls_object_type): New.
5310 (get_emutls_init_templ_addr, emutls_decl): New.
5311 (emutls_common_1, emutls_finish): New.
5312 (assemble_variable): When emulating tls, swap decls; generate
5313 constructor for the emutls objects.
5314 (do_assemble_alias): When emulating tls, swap decl and target name.
5315 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5317 * varpool.c (decide_is_variable_needed): Look at force_output.
5318 Recurse for emulated tls.
5319 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5320 with decide_is_variable_needed.
5321 * emutls.c: New file.
5322 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5323 tls_object for real tls.
5325 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5327 PR rtl-optimization/29599
5328 * reload1.c (eliminate_regs_in_insn): Take the destination
5329 mode into account when computing the offset.
5331 2007-02-09 Stuart Hastings <stuart@apple.com>
5332 Richard Henderson <rth@redhat.com>
5334 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5335 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5336 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5337 fixuns_truncdfhi2): New.
5338 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5339 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5340 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5341 (floatunssidf2): Allow nonimmediate source.
5342 * gcc/config/i386/sse.md (movdi_to_sse): New.
5343 (vec_concatv2di): Drop '*'.
5344 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5345 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5346 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5348 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5349 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5350 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5351 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5352 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5353 ix86_build_const_vector.
5354 (x86_emit_floatuns): Rewrite.
5356 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5358 * genautomata.c (longest_path_length): Delete unused function.
5359 (struct state): Delete unused longest_path_length.
5360 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5361 (get_free_state): Delete unused.
5363 2007-02-09 Jan Hubicka <jh@suse.cz>
5365 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5366 * doc/invoke.texi (inline-unit-growth): Update default value.
5368 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5369 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5370 (rebuild_cgraph_edges): Likewise.
5371 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5372 (dump_cgraph_node): Dump frequencies.
5373 (cgraph_clone_edge): Add frequency scales.
5374 (cgraph_clone_node): Add freuqnecy.
5375 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5376 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5377 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5378 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5379 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5380 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5381 (save_inline_function_body): Likewise.
5382 * ipa-inline.c: inluce rtl.h
5383 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5384 (cgraph_edge_badness): Use frequencies.
5385 (cgraph_decide_recursive_inlining): Update clonning.
5386 (cgraph_decide_inlining_of_small_function): Dump frequency.
5387 * predict.c (estimate_bb_frequencies): Export.
5388 * predict.h (estimate_bb_frequencies): Declare.
5389 * tree-inline.c (copy_bb): Watch overflows.
5390 (expand_call_inline): Update call of cgraph_create_edge.
5391 (optimize_inline_calls): Use TODO flags to update frequnecies.
5392 * passes.h: Include predict.h
5393 (init_optimization_passes): Move profile ahead.
5394 (execute_function_todo): Handle TODO_rebuild_frequencies.
5396 2007-02-09 Roger Sayle <roger@eyesopen.com>
5398 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5399 the insbl or inswl pattern into a register.
5401 2007-02-09 Roger Sayle <roger@eyesopen.com>
5403 * config/ia64/ia64.md (bswapdi2): New define_insn.
5405 2007-02-09 Richard Henderson <rth@redhat.com>
5407 * config/i386/constraints.md (Ym): New constraint.
5408 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5409 (movdi_1_rex64): Split sse and xmm general register moves from
5410 memory move alternatives. Use conditional register constraints.
5411 (movsf_1, movdf_integer): Likewise.
5412 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5413 (movdf_integer_rex64): New.
5414 (pushsf_rex64): Fix output constraints.
5415 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5416 (sse2_stored): Likewise.
5417 (sse2_storeq_rex64): New.
5418 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5419 amd and not generic.
5420 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5421 for optimize_size. Remove SF/DFmode hack.
5423 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5425 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5428 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5429 Richard Sandiford <richard@codesourcery.com>
5431 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5432 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5433 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5434 m68k/t-mlib to tmake_file.
5435 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5436 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5437 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5438 Allow it to be cf or m68k. Set m68k_arch_family. If that
5439 variable is not empty, add t-$m68k_arch_family to tmake_file.
5440 Add t-mlibs to tmake_file.
5441 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5442 * config/m68k/t-cf: New file.
5443 * config/m68k/t-m68k: Likewise.
5444 * config/m68k/t-mlibs: Likewise.
5445 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5446 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5447 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5448 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5449 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5451 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5452 (INSTALL_LIBGCC): Delete.
5453 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5454 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5455 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5456 (M68K_MLIB_CPU): Define.
5457 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5458 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5459 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5461 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5462 Richard Guenther <rguenther@suse.de>
5465 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5466 against INT_MIN/INT_MAX.
5467 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5468 file if a loop is removed.
5470 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5472 * calls.c (store_one_arg): Pass correct alignment to
5473 emit_push_insn for non-BLKmode values.
5474 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5475 unaligned stack slot via a suitably aligned slot.
5477 2007-02-08 DJ Delorie <dj@redhat.com>
5479 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5481 (legal_subregs): Use unsigned char, make const.
5482 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5484 2007-02-08 Paul Brook <paul@codesourcery.com>
5486 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5487 special interworking needed.
5489 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5491 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5492 conditional to __SSE2__.
5493 (Entries below should have been added to first ChangeLog
5494 entry for amdfam10 dated 2007-02-05)
5495 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5497 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5499 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5502 2007-02-08 DJ Delorie <dj@redhat.com>
5504 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5505 * config/m32c/m32c.c (legal_subregs): New.
5506 (m32c_illegal_subreg_p): New.
5507 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5508 unsupported subregs of hard regs.
5510 2007-02-08 Jan Hubicka <jh@suse.cz>
5512 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5513 the same one; always update histograms.
5515 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5517 * passes.c (init_optimization_passes): Tidy comment.
5519 2007-02-08 Roger Sayle <roger@eyesopen.com>
5521 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5522 strip zero_extend, bswap and rotates from POCOUNT's argument.
5523 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5524 zero_extend and rotates from PARITY's argument.
5525 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5526 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5527 of an integer constant at compile-time.
5529 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5532 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5534 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5537 * tree-ssa-live.c (remove_unused_locals): Do not remove
5538 TREE_ADDRESSABLE variables.
5539 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5540 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5541 FOR_CLOBBER. Update all users.
5542 If VAR has an associated alias set, add a virtual operand for
5543 it if no alias is found to conflict with the memory reference.
5545 2007-02-07 Jan Hubicka <jh@suse.cz>
5546 Robert Kidd <rkidd@crhc.uiuc.edu>
5548 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5550 2007-02-07 Ian Lance Taylor <iant@google.com>
5552 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5554 2007-02-07 Roger Sayle <roger@eyesopen.com>
5556 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5557 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5558 tablejumpdi, movsi_to_cr_one): Remove constraints from
5559 define_expand's match_operands.
5561 2007-02-07 Roger Sayle <roger@eyesopen.com>
5563 * global.c (compute_regsets): Move declatation of "i" inside of
5564 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5566 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5569 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5570 of INDIRECT_REF <RESULT_DECL>.
5572 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5574 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5575 Kaz Kojima <kkojima@gcc.gnu.org>
5578 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5580 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5582 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5584 * doc/loop.texi: Document possibility not to perform disambiguation
5585 of loops with multiple latches.
5586 * cfgloopmanip.c (alp_enum_p): Removed.
5587 (add_loop): Handle subloops. Use get_loop_body_with_size.
5588 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5589 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5590 the new forwarder block.
5591 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5592 Handle the case latch is NULL.
5593 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5594 when marking loop exits.
5595 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5597 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5598 disambiguate_loops_with_multiple_latches.
5599 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5600 before fix_loop_structure.
5601 * cfgloop.c: Include pointer-set.h and output.h.
5602 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5603 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5604 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5605 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5606 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5607 disambiguate_multiple_latches, get_loop_body_with_size,
5608 disambiguate_loops_with_multiple_latches): New functions.
5609 (flow_loop_dump): Dump multiple latch edges.
5610 (flow_loop_nodes_find): Handle loops with multiple latches.
5611 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5612 (glb_enum_p): Modified.
5613 (get_loop_body): Use get_loop_body_with_size.
5614 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5615 (AVOID_CFG_MODIFICATIONS): New constant.
5616 (disambiguate_loops_with_multiple_latches, add_loop,
5617 get_loop_body_with_size): Declare.
5618 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5620 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5623 * global.c (compute_regsets): New function.
5624 (global_alloc): Refactored ELIMINABLE_REGSET
5625 and NO_GLOBAL_ALLOC_REGS computation out.
5626 (rest_of_handle_global_alloc): Call compute_regsets()
5627 for non-optimizing case.
5629 2007-02-06 Richard Henderson <rth@redhat.com>
5631 * config/i386/constraints.md (Y2): Rename from Y.
5632 (Yi): New constraint.
5633 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5634 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5635 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5636 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5637 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5638 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5639 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5640 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5641 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5642 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5643 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5644 vec_extractv2si_1): Change Y constraints to Y2.
5645 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5646 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5647 Change Y constraints to Y2.
5648 (sse2_loadld): Change Y constraints to x.
5650 2007-02-06 Roger Sayle <roger@eyesopen.com>
5652 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5653 (parity<mode>2): New define_expand using rs6000_emit_parity.
5654 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5655 rs6000_emit_parity): New functions.
5656 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5657 rs6000_emit_parity): Prototype here.
5659 2007-02-06 Ian Lance Taylor <iant@google.com>
5661 * lower-subreg.c (simple_move_operand): Reject CONST.
5662 (resolve_clobber): Call validate_change rather than directly
5663 assigning to XEXP (pat, 0).
5665 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5667 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5668 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5669 (tree-cfg.o): Remove hashtab.h dependency.
5671 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5672 (struct ivopts_data): Change niters to pointer_map_t.
5673 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5674 (niter_for_exit): Create pointer_map on demand. Change for
5676 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5677 (free_loop_data): Destroy data->niters if created and reset field.
5678 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5679 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5681 * tree-ssa-reassoc.c: Include pointer-set.h.
5682 (bb_rank): Change to long *.
5683 (operand_rank): Change to pointer_map_t.
5684 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5685 (insert_operand_rank): Accept long.
5686 (operand_entry_hash, operand_entry_eq): Remove.
5687 (get_rank): Return long. Adjust for changes above.
5688 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5690 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5692 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5693 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5694 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5696 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5697 directly since it cannot be NULL.
5698 (get_vi_for_tree): Rewrite for pointer_map API.
5699 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5700 (init_alias_vars): Create vi_for_tree as pointer_map.
5701 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5703 * tree-cfg.c: Don't include hashtab.h.
5704 (edge_to_cases): Declare as pointer_map.
5705 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5707 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5708 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5709 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5711 (record_switch_edge): Delete.
5712 (get_cases_for_edge): Adjust for pointer_map API, inline
5713 record_switch_edge (rewritten for new API), remove goto.
5715 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5717 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5718 * tree-nested.c: Include pointer-set.h.
5719 (var_map_elt, var_map_eq, var_map_hash): Delete.
5720 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5722 (nesting_info_bitmap_obstack): New.
5723 (lookup_field_for_decl): Adjust for pointer_map API.
5724 (lookup_tramp_for_decl): Adjust for pointer_map API.
5725 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5726 (get_local_debug_decl): Adjust for pointer_map API.
5727 (convert_nl_goto_reference): Adjust for pointer_map API.
5728 (convert_nl_goto_receiver): Adjust for pointer_map API.
5729 (create_nesting_tree): Create outside GGC space. Create bitmap on
5730 the new obstack. Create field_map and var_map as pointer_maps.
5731 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5733 (lower_nested_functions): Move root here, no need to NULL it.
5734 Initialize and release the obstack.
5736 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5738 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5739 Remove prototypes and make them non-static.
5740 (struct tree_int_map): Remove.
5741 * tree.h (struct tree_int_map): Move here, turning TO into an
5743 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5745 * tree.h (TREE_COMPLEXITY): Remove.
5746 (struct tree_exp): Remove complexity field.
5747 * tree.c (build1_stat): Don't set it.
5749 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5750 Victor Kaplansky <victork@il.ibm.com>
5752 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5753 (vect_is_simple_reduction): Support reduction with induction as
5754 one of the operands.
5755 (vect_is_simple_iv_evolution): Fix formatting.
5756 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5757 formatting. Don't mark induction phis for vectorization.
5758 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5759 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5760 (vect_get_vec_def_for_operand): Support induction.
5761 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5763 (vectorizable_reduction): Support reduction with induction as one of
5765 (vectorizable_type_demotion): Use def-type of stmt argument rather
5766 than dummy def-type.
5768 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5769 flag_tree_scev_cprop.
5770 * common.opt (tree-scev-cprop): New flag.
5772 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5773 call to vect_get_new_vect_var.
5775 2007-02-06 Ira Rosen <irar@il.ibm.com>
5777 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5778 vectype is not NULL.
5779 (vect_pattern_recog_1): Likewise.
5781 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5783 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5784 (fold_negate_expr): Likewise.
5786 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5789 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5790 even if cv-qualification is the same.
5792 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5794 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5795 __enable_execute_stack on completion.
5797 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5799 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5800 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5801 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5802 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5803 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5804 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5805 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5806 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5808 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5810 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5811 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5812 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5813 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5814 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5815 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5816 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5817 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5818 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5819 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5820 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5821 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5822 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5823 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5824 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5825 sqrtextenddfxf2_i387): Added amdfam10_decode.
5827 * config/i386/athlon.md (athlon_idirect_amdfam10,
5828 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5829 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5830 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5831 athlon_ivector_store_amdfam10): New define_insn_reservation.
5832 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5837 * config/i386/athlon.md (athlon_call_amdfam10,
5838 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5839 define_insn_reservation.
5840 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5841 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5842 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5844 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5846 * config/i386/athlon.md (athlon_sseld_amdfam10,
5847 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5848 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5850 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5852 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5853 define_insn_reservation.
5854 * config/i386/i386.md (sseins): Added sseins to define_attr type
5855 and define_attr unit.
5856 * config/i386/sse.md: Set type attribute to sseins for insertq
5859 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5861 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5862 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5863 ssecomi_load_amdfam10, ssecomi_amdfam10,
5864 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5865 define_insn_reservation.
5866 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5868 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5870 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5871 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5872 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5873 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5874 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5875 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5876 define_insn_reservation.
5878 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5879 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5880 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5881 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5882 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5884 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5886 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5887 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5888 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5889 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5890 athlon_ssemul_load_k8): Added amdfam10.
5892 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5894 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5895 (x86_sse_unaligned_move_optimal): New variable.
5897 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5899 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5900 for unaligned vector SSE double/single precision loads for AMDFAM10.
5902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5904 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5905 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5906 Define TARGET_CPU_DEFAULT_amdfam10.
5907 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5908 (processor_type): Add PROCESSOR_AMDFAM10.
5910 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5911 processor_type in config/i386/i386.h.
5912 Enable imul peepholes for TARGET_AMDFAM10.
5914 * config.gcc: Add support for --with-cpu option for amdfam10.
5916 * config/i386/i386.c (amdfam10_cost): New variable.
5917 (m_AMDFAM10): New macro.
5918 (m_ATHLON_K8_AMDFAM10): New macro.
5919 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5920 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5921 x86_promote_QImode, x86_integer_DFmode_moves,
5922 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5923 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5924 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5925 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5926 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5927 Enable/disable for amdfam10.
5928 (override_options): Add amdfam10_cost to processor_target_table.
5929 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5930 processor_alias_table.
5931 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5932 (ix86_adjust_cost): Add code for amdfam10.
5934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5936 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5937 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5938 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5939 * config/i386/i386.h: Add builtin definition for SSE4A.
5940 * config/i386/i386.md: Add support for ABM instructions
5942 * config/i386/sse.md: Add support for SSE4A instructions
5943 (movntss, movntsd, extrq, insertq).
5944 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5945 Add -march=amdfam10 flag.
5946 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5947 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5949 * doc/extend.texi: Add documentation for SSE4A builtins.
5951 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5953 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5955 2007-02-05 Richard Guenther <rguenther@suse.de>
5957 * tree-vectorizer.h (vectorizable_function): Add argument type
5958 argument, change return type.
5959 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5960 * tree-vect-transform.c (vectorizable_function): Handle extra
5961 argument, return vectorized function decl.
5962 (build_vectorized_function_call): Remove.
5963 (vectorizable_call): Handle calls with result and argument types
5964 differing. Handle loop vectorization factor correctly.
5965 * targhooks.c (default_builtin_vectorized_function): Adjust for
5967 * targhooks.h (default_builtin_vectorized_function): Likewise.
5968 * target.h (builtin_vectorized_function): Add argument type
5970 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5971 extra argument, allow vectorizing of lrintf.
5972 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5973 documentation of target hook.
5975 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5978 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5979 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5980 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5982 2007-02-05 Roger Sayle <roger@eyesopen.com>
5984 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5985 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5986 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5987 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5988 before canonicalizing sincos to cexpi.
5989 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5991 2007-02-05 Roger Sayle <roger@eyesopen.com>
5993 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5994 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5995 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5997 2007-02-05 Roger Sayle <roger@eyesopen.com>
5999 * mips-tfile.c (initialize_init_file): Correct endianness test.
6001 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6003 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6006 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6008 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6009 saves in a PARALLEL before the register assignments.
6011 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6013 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6014 DWARF_FRAME_RETURN_COLUMN to be a general register.
6015 * dwarf2out.c (init_return_column_size): New function, split from...
6016 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6017 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6018 to be nongeneral registers.
6019 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6021 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6022 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6024 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6026 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6028 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6030 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6031 (remove_path): Use can_remove_branch_p and remove_branch instead
6032 of loop_delete_branch_edge.
6033 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6034 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6035 Update profile using scale_dominated_blocks_in_loop.
6036 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6037 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6038 (can_remove_branch_p, remove_branch): Declare.
6039 * tree-cfg.c (tree_can_remove_branch_p): New function.
6040 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6041 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6042 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6044 2007-02-05 Jan Hubicka <jh@suse.cz>
6047 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6048 nodes in cgraph, don't remove offline copy of the function.
6050 2007-02-04 Jan Hubicka <jh@suse.cz>
6052 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6053 vectors might cause maybe_lookup_element_for_expr to be called
6054 on non-sra-candidate.
6056 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6058 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6059 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6060 spelling conventions.
6062 2007-02-04 Richard Guenther <rguenther@suse.de>
6065 * fold-const.c (try_move_mult_to_index): Make sure to not
6066 overflow one dimension of a multi-dimensional array access.
6068 2007-02-04 Jan Hubicka <jh@suse.cz>
6070 * passes.c (init_optimization_passes): Reindent.
6072 2007-02-04 Jan Hubicka <jh@suse.cz>
6073 Eric Botcazou <ebotcazou@adacore.com>
6075 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6076 (execute_fixup_cfg): Break out the abnormal goto code.
6077 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6078 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6079 (optimize_inline_calls): Call make_nonlocal_label_edges.
6081 2007-02-04 Jan Hubicka <jh@suse.cz>
6083 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6084 true when something was changed.
6085 (rename_ssa_copies): When something was changed, do
6086 TODO_remove_unused_locals.
6087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6088 add TODO_remove_unused_locals when instruction was removed.
6090 2007-02-04 Jan Hubicka <jh@suse.cz>
6092 * ipa-inline.c (try_inline): Improve debug output; work on already
6094 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6095 call try_inline for already inlined edges too when flattening;
6096 inline also functions that make callee growth but overall unit size
6099 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6101 * config/m32c/bitops.md, config/m32c/jump.md,
6102 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6103 config/m32r/m32r.h, config/m32r/m32r.md,
6104 config/m32r/predicates.md, config/m68hc11/larith.asm,
6105 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6106 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6107 config/mips/mips-protos.h, config/mips/mips.c,
6108 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6109 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6110 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6111 spelling conventions.
6113 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6114 Follow spelling conventions.
6116 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6118 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6119 warn about C++0x compatibility.
6121 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6123 * config/h8300/h8300.c, config/h8300/h8300.h,
6124 config/h8300/h8300.md: Follow spelling conventions.
6126 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6129 * combine.c (try_combine): Do not substitute source operand
6130 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6132 2007-02-03 Jan Hubicka <jh@suse.cz>
6134 PR gcov-profile/30650
6135 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6136 do not divide by zero for never executed counters.
6137 (tree_find_values_to_profile): Fix counters.
6138 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6140 2007-02-03 Ian Lance Taylor <iant@google.com>
6142 * lower-subreg.c (simple_move_operand): New static function,
6143 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6145 (simple_move): Call simple_move_operand.
6146 (find_decomposable_subregs): Add special handling of MEMs.
6147 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6148 meaning of return value. If we see a hard register, test whether
6149 it can store a word_mode value. Change all callers.
6151 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6153 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6154 ftrapv insns and expanders.
6155 (subdi3): Change define_expand operand 1 to arith11_operand, and
6156 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6157 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6158 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6162 * varasm.c (notice_global_symbol): Treat global objects as weak when
6165 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * emit-rtl.c (dconstpi): Delete.
6169 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6170 * real.h (dconstpi): Delete.
6172 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6173 (fold_builtin_hypot): Likewise.
6175 2007-02-03 Tom Tromey <tromey@redhat.com>
6178 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6179 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6181 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6183 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6184 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6185 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6186 config/rs6000/cell.md, config/rs6000/darwin.h,
6187 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6188 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6189 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6190 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6191 typos. Follow spelling conventions.
6192 * doc/invoke.texi: Follow spelling conventions.
6194 2007-02-03 Roger Sayle <roger@eyesopen.com>
6196 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6197 canonicalization transformations that attempt to simplify integer
6198 constant comparisons to become comparisons against zero.
6200 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6202 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6204 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6205 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6207 2007-02-02 Mike Stump <mrs@apple.com>
6209 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6210 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6211 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6212 generate a branch island.
6214 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6216 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6217 (xtensa_legitimate_address_p): New.
6218 (xtensa_legitimize_address): New.
6219 (xtensa_output_addr_const_extra): New.
6220 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6222 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6223 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6224 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6225 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6226 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6227 (xtensa_legitimize_address): New.
6228 (xtensa_output_addr_const_extra): New.
6230 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6232 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6234 2007-02-02 Ian Lance Taylor <iant@google.com>
6236 * expmed.c (expand_divmod): Add comment.
6238 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6240 * emit-rtl.c (renumber_insns): Remove.
6241 * flags.h: Remove the extern for flag_renumber_insns.
6242 * rtl.h: Remove the prototype for renumber_insns.
6243 * toplev.c (flag_renumber_insns): Remove.
6245 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6247 Revert for x86 darwin:
6248 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6250 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6251 code before the following patch under TARGET_MACHO.
6252 (ix86_function_value_regno_p): Likewise.
6254 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6256 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6259 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6262 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6263 general or fp registers. Add comments.
6264 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6266 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6268 * pointer-set.c (insert_aux): Only return insertion slot.
6269 (pointer_set_insert): Adjust.
6270 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6271 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6272 pointer_map_traverse): New.
6273 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6274 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6275 pointer_map_contains, pointer_map_traverse): Declare.
6277 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6280 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6281 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6283 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6285 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6287 (struct _dep): New type.
6288 (dep_t): New typedef.
6289 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6290 (DEP_STATUS): New access macro. The macro with the same name was
6291 renamed to DEP_LINK_STATUS.
6292 (dep_init): Declare function
6294 (struct _dep_link): New type.
6295 (dep_link_t): New typedef.
6296 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6297 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6298 (DEP_LINK_STATUS): New macro.
6299 (debug_dep_links): New debug function.
6301 (struct _deps_list): New type.
6302 (deps_list_t): New typedef.
6303 (DEPS_LIST_FIRST): New access macro.
6304 (FOR_EACH_DEP_LINK): New cycle macro.
6305 (create_deps_list, free_deps_list, delete_deps_list): Declare
6307 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6308 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6309 (copy_deps_list_change_con): Ditto.
6311 (move_dep_link): Declare function.
6313 (struct _dep_node): New type.
6314 (dep_node_t): New typedef.
6315 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6317 (struct haifa_insn_data.back_deps): New field to hold backward
6318 dependencies of the insn.
6319 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6321 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6322 Change its type to deps_list_t.
6323 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6324 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6325 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6327 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6329 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6331 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6333 (dep_cost): Declare.
6335 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6336 (ds_to_dk, dk_to_ds): New functions.
6338 (init_dep_1): New static function.
6339 (init_dep): New function.
6340 (copy_dep): New static function.
6342 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6344 (detach_dep_link): New static function.
6345 (move_dep_link): New function.
6347 (dep_links_consistent_p, dump_dep_links): New static functions.
6348 (debug_dep_links): New debugging function.
6350 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6352 (alloc_deps_list, init_deps_list): New static functions.
6353 (create_deps_list): New function.
6354 (clear_deps_list): New static function.
6355 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6356 (deps_list_consistent_p, dump_deps_list): New static functions.
6357 (debug_deps_list): New function.
6358 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6360 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6362 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6363 use new scheduler dependencies lists.
6364 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6365 (sched_analyze): Ditto. Initialize dependencies lists.
6366 (add_forw_dep, compute_forward_dependences): Update to use new
6367 scheduler dependencies lists.
6369 (init_dependency_caches): Init deps_obstack.
6370 (free_dependency_caches): Free deps_obstack.
6372 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6373 new scheduler dependencies lists.
6374 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6375 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6377 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6378 Update to use new scheduler dependencies lists.
6379 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6380 (debug_dependencies): Ditto.
6381 (schedule_region): Update comments.
6383 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6384 scheduler dependencies lists.
6385 (schedule_ebb): Update comments.
6387 * rtl.def (DEPS_LIST): Remove.
6389 * lists.c (unused_deps_list): Remove.
6390 (free_list): Update assertions.
6392 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6393 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6395 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6396 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6398 * haifa-sched.c (comments): Update.
6399 (insn_cost1): Remove. Inline the code into insn_cost ().
6400 (insn_cost): Update to use new scheduler dependencies lists. Move
6401 processing of the dependency cost to dep_cost ().
6402 (dep_cost): New function. Use it instead of insn_cost () when
6403 evaluating cost of the dependency. Use compatible interface to
6404 interact with the target.
6405 (priority): Update to use new scheduler dependencies lists.
6406 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6407 with greater number of insns that depend on the insn.
6408 (schedule_insn): Update to use new scheduler dependencies lists. Add
6409 code to free backward dependencies lists. Inline and optimize code
6410 from resolve_dep () - see PR28071.
6411 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6412 lists. Update call to targetm.sched.is_costly_dependence hook.
6414 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6415 scheduler dependencies lists.
6417 (resolve_dep): Remove. Move the logic to schedule_insn ().
6418 (init_h_i_d): Initialize dependencies lists.
6420 (process_insn_depend_be_in_spec): Rename to
6421 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6423 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6424 Update to use new scheduler dependencies lists.
6425 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6427 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6428 new scheduler dependencies lists.
6429 (build_intra_loop_deps): Ditto.
6431 * target.h (struct _dep): Declare to use in
6432 gcc_target.sched.is_costly_dependence.
6433 (struct gcc_target.sched.adjust_cost): Fix typo.
6434 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6435 single dep_t parameter instead of an equivalent triad.
6436 (struct gcc_target.sched.adjust_cost_2): Remove.
6438 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6440 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6442 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6444 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6446 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6447 (REG_DEP_TRUE): Document.
6449 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6450 Change signature to correspond to the targetm.sched.adjust_cost hook.
6451 Update use in TARGET_SCHED_ADJUST_COST_2.
6452 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6453 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6454 new scheduler dependencies lists.
6455 (ia64_gen_check): Ditto.
6457 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6460 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6461 signature to correspond to the targetm.sched.is_costly_dependence hook.
6462 (is_costly_group): Update to use new scheduler dependencies lists.
6464 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6465 instead of INSN_COST () macro.
6467 2007-02-01 Ian Lance Taylor <iant@google.com>
6469 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6471 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6473 * pa.md (tp_load): Correct mfctl instruction syntax.
6475 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6477 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6478 altivec_padding_size calculation on AIX. Improve comment, add
6479 assert to verify that it's right.
6481 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6484 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6487 * global.c (global_alloc): Add mising initialization of
6490 2007-02-01 Roger Sayle <roger@eyesopen.com>
6492 * alias.c (init_alias_analysis): Correct whitespace.
6493 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6494 partition_hot_cold_basic_blocks): Likewise.
6495 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6496 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6497 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6498 fold_builtin_snprintf_chk, fold_builtin_printf,
6499 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6500 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6501 * cfgcleanup.c (cleanup_cfg): Likewise.
6502 * cfgexpand.c (tree_expand_cfg): Likewise.
6503 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6504 * function.c (get_next_funcdef_no): Likewise.
6505 * gengtype.c (main): Likewise.
6506 * genmodes.c (main): Likewise.
6507 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6508 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6509 * ifcvt.c (noce_emit_move_insn): Likewise.
6510 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6512 * stor-layout.c (get_best_mode): Likewise.
6513 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6514 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6515 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6516 perform_var_substitution, solve_graph): Likewise.
6517 * tree-vrp.c (vrp_finalize): Likewise.
6519 2007-02-01 Ian Lance Taylor <iant@google.com>
6521 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6522 high part of a paradoxical subreg, return a constant zero.
6524 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6526 * toplev.c (lang_dependent_init): Call init_set_costs.
6527 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6529 2007-02-01 Richard Guenther <rguenther@suse.de>
6532 * fold-const.c (fold_negate_expr): Allow negating a
6533 constant if overflow does not change.
6535 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6537 * doc/c-tree.texi (Expression trees): Improve markup.
6538 * doc/tm.texi (Register Classes, Addressing Modes)
6539 (Floating Point): Fix spacing after abbreviations. Fix some
6542 2007-02-01 Ben Elliston <bje@au.ibm.com>
6544 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6545 * doc/contrib.texi: Likewise.
6546 * doc/install.texi: Likewise.
6548 2007-01-31 Richard Henderson <rth@redhat.com>
6549 Ian Lance Taylor <iant@google.com>
6551 * lower-subreg.c: New file.
6552 * rtl.def (CONCATN): Define.
6553 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6555 * emit-rtl.c (update_reg_offset): New static function, broken out
6556 of gen_rtx_REG_offset.
6557 (gen_rtx_REG_offset): Call update_reg_offset.
6558 (gen_reg_rtx_offset): New function.
6559 * regclass.c: Revert patch of 2006-03-05, restoring
6561 (clear_reg_info_regno): New function.
6562 * dwarf2out.c (concatn_loc_descriptor): New static function.
6563 (loc_descriptor): Handle CONCATN.
6564 * common.opt (fsplit_wide_types): New option.
6565 * opts.c (decode_options): Set flag_split_wide_types when
6567 * timevar.def (TV_LOWER_SUBREG): Define.
6568 * rtl.h (gen_reg_rtx_offset): Declare.
6569 (reg_scan_update): Declare.
6570 * regs.h (clear_reg_info_regno): Declare.
6571 * tree-pass.h (pass_lower_subreg): Declare.
6572 (pass_lower_subreg2): Declare.
6573 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6574 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6576 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6577 * Makefile.in (OBJS-common): Add lower-subreg.o.
6578 (lower-subreg.o): New target.
6580 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6582 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6584 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6587 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6589 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6592 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6594 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6596 * cfgloop.h: Include vec-prim.h.
6597 (enum li_flags): Remove LI_ONLY_OLD.
6598 (loop_iterator): Changed.
6599 (fel_next, fel_init): Iterate over loop tree.
6600 (FOR_EACH_LOOP_BREAK): New macro.
6601 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6603 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6604 * modulo-sched.c (sms_schedule): Ditto.
6605 * tree-vectorizer.c (vectorize_loops): Ditto.
6606 * doc/loop.texi: Update information on loop numbering and behavior of
6607 FOR_EACH_LOOP wrto new loops.
6608 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6609 add_to_evolution_1): Test nestedness of loops instead of comparing
6611 * tree-chrec.c (chrec_fold_plus_poly_poly,
6612 chrec_fold_multiply_poly_poly, chrec_evaluate,
6613 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6614 reset_evolution_in_loop): Ditto.
6615 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6617 2007-01-31 Dirk Mueller <dmueller@suse.de>
6619 * c-common.c (warn_about_parentheses): Separate warning about
6620 un-parenthized sequence of comparison operators from the one
6621 which is supposed to warn about x <= y <= z.
6623 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6625 * optabs.h (enum optab_index): Add new OTI_isinf.
6626 (isinf_optab): Define corresponding macro.
6627 * optabs.c (init_optabs): Initialize isinf_optab.
6628 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6630 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6631 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6633 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6634 expand_builtin_interclass_mathfn.
6635 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6636 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6637 (fxam<mode>2_i387): New insn pattern.
6638 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6639 built-in functions as x87 inline asm.
6641 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6643 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6645 2007-01-30 Eric Christopher <echristo@apple.com>
6647 * config.gcc: Add geode.
6649 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6651 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6652 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6653 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6654 value-prof.c: Fix comment typos.
6656 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6659 * doc/invoke.texi (Wpointer-arith): Document warning.
6661 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6663 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6664 the list of discrepancies from the draft TR.
6666 2007-01-30 Dirk Mueller <dmueller@suse.de>
6669 * doc/invoke.texi (-Wreturn-type): Update description to
6672 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6674 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6676 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6678 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6679 to handle optabs that operate on floating point input argument and
6680 output to integer output.
6681 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6682 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6683 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6684 expand_builtin_interclass_mathfn ().
6685 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6687 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6688 ilogbl built-in functions as x87 intrinsics.
6690 2007-01-30 Richard Guenther <rguenther@suse.de>
6693 * dwarf2out.c (reference_to_unused): Query varpool if the
6694 variable was output.
6696 2007-01-30 Richard Guenther <rguenther@suse.de>
6699 * passes.c (execute_one_pass): Reset in_gimple_form to not
6700 confuse non-unit-at-a-time mode.
6702 2007-01-29 Roger Sayle <roger@eyesopen.com>
6703 Richard Guenther <rguenther@suse.de>
6705 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6706 avoid undefined behaviour on overflow. Use force_fit_type_double
6707 to construct the constant with the specified TREE_OVERFLOW.
6709 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6711 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6712 * config/dfp-bit.h: Ditto.
6714 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6716 * c-decl.c (pop_scope): Replace warnings with call to
6717 warn_for_unused_label.
6718 * c-common.h (warn_for_unused_label): Declare.
6719 * c-common.c (warn_for_unused_label): Define.
6721 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6723 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6726 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6728 * Makefile.in (USER_H): Remove decfloat.h.
6729 * ginclude/decfloat.h: Delete, moving contents to ...
6730 * ginclude/float.h: Add support for decimal floating point,
6731 guarded by __STDC_WANT_DEC_FP__.
6733 2007-01-29 Mike Stump <mrs@apple.com>
6735 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6736 Analysis and Representation to resolve case insensitive conflict.
6737 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6739 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6741 * tree.h (struct tree_memory_tag): Add aliases member.
6742 (MTAG_ALIASES): New macro.
6743 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6744 (add_may_alias): Remove pointer-set. Update for may_aliases being
6746 (mark_aliases_call_clobbered): Update for may_aliases being a
6748 (compute_tag_properties): Ditto.
6749 (create_partition_for): Ditto.
6750 (compute_memory_partitions): Ditto.
6751 (dump_may_aliases_for): Ditto.
6752 (is_aliased_with): Ditto.
6753 (add_may_alias_for_new_tag): Ditto.
6754 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6755 (compute_is_aliased): New function.
6756 (compute_may_aliases): Call compute_is_aliased).
6757 (init_alias_info): Initialize alias_bitmap_obstack.
6758 (union_alias_set_into): New function.
6759 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6760 (have_common_aliases_p): Rewrite to take two bitmaps and use
6762 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6764 (finalize_ref_all_pointers): Update for add_may_alias changes.
6765 (new_type_alias): Ditto.
6766 * tree-flow-inline.h (may_aliases): Return a bitmap.
6767 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6768 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6769 may_aliases being a bitmap.
6770 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6771 may_aliases now returns a bitmap.
6772 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6774 * tree-ssa-operands.c (add_virtual_operand): Update for
6775 may_aliases being a bitmap.
6777 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6779 PR tree-optimization/30630
6780 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6781 variable as changed.
6783 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6786 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6787 expanded only once even if an error occurs.
6789 2007-01-29 Ben Elliston <bje@au.ibm.com>
6791 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6792 (__gcov_average_profiler): Likewise.
6793 (__gcov_ior_profiler): Likewise.
6794 (__gcov_merge_ior): Likewise.
6796 2007-01-28 Jan Hubicka <jh@suse.cz>
6798 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6799 * value-prof.c (stringop_block_profile): Likewise.
6801 2007-01-28 Jan Hubicka <jh@suse.cz>
6803 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6804 variant handling histograms; add wrapper.
6805 (clear_storage_via_libcall): Export.
6806 (emit_block_move_hints): Break out from ...; add histograms.
6807 (emit_block_move): ... this one.
6808 (clear_storage_hints): Break out from ...; add histograms.
6809 (clear_storage): ... this one.
6810 (set_storage_via_memset): Handle histogram.
6811 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6812 (clear_storage_hints, clear_storage_via_libcall): Declare.
6813 (set_storage_via_setmem): Update prototype.
6814 * doc/md.texi (movmem, setmem): Document new arguments.
6816 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6818 (stringop_block_profile): New global function.
6819 (tree_stringops_values_to_profile): Profile block size and alignment.
6820 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6822 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6823 (stringop_block_profile): Declare.
6824 * builtins.c: Include value-prof.h.
6825 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6826 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6827 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6828 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6829 * profile.c (instrument_values): Add new counters.
6830 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6832 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6833 (tree_init_edge_profiler): Build new profilers.
6834 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6835 (pass_tree_profile): Add dump.
6836 (tree_profile_hooks): Update.
6837 * Makefile.in (LIBGCOV): Add new constants.
6838 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6839 __gcov_ior_profiler): New.
6840 * i386.md (movmem/setmem expanders): Add new optional arguments.
6842 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6844 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6846 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6848 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6849 (tree_unswitch_single_loop): Pass eni_size_weights to
6850 tree_num_loop_insns.
6851 * tree-ssa-loop-manip.c: Include tree-inline.h.
6852 (can_unroll_loop_p): Pass eni_size_weights to
6853 tree_num_loop_insns.
6854 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6855 Pass eni_size_weights to estimate_num_insns.
6856 * tree.h (init_inline_once): Export.
6857 * toplev.c (backend_init): Call init_inline_once.
6858 * cgraphunit.c (cgraph_process_new_functions,
6859 cgraph_analyze_function): Pass eni_inlining_weights to
6861 * ipa-inline.c (compute_inline_parameters): Ditto.
6862 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6863 to estimate_num_insns.
6864 (try_unroll_loop_completely): Pass eni_size_weights to
6865 tree_num_loop_insns.
6866 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6867 ot estimate_num_insns.
6868 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6869 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6870 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6871 eni_time_weights): New variables.
6872 (init_inline_once): Initialize them.
6873 (struct eni_data): Mew.
6874 (estimate_num_insns_1, estimate_num_insns): Use weights.
6875 * tree-inline.h (struct eni_weights_d): New.
6876 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6877 (estimate_num_insns): Declaration changed.
6878 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6879 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6880 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6882 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6884 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6885 relations in the conflict function is valid.
6887 2007-01-27 Ian Lance Taylor <iant@google.com>
6889 * common.opt: Add fstrict-overflow.
6890 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6891 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6892 (TYPE_OVERFLOW_UNDEFINED): Define.
6893 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6895 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6896 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6897 (fold_negate_expr): Likewise.
6898 (make_range): Likewise.
6899 (extract_muldiv_1): Likewise.
6900 (maybe_canonicalize_comparison): Likewise.
6901 (fold_comparison): Likewise.
6902 (fold_binary): Likewise.
6903 (tree_expr_nonnegative_p): Likewise.
6904 (tree_expr_nonzero_p): Likewise.
6905 * tree-vrp.c (compare_values): Likewise.
6906 (extract_range_from_binary_expr): Likewise.
6907 (extract_range_from_unary_expr): Likewise.
6908 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6910 (nowrap_type_p): Likewise.
6911 * tree-scalar-evolution.c (simple_iv): Likewise.
6912 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6913 (build_range_check): Likewise.
6914 (extract_muldiv_1): Likewise.
6915 (fold_comparison): Likewise.
6916 * tree-vrp.c (vrp_int_const_binop): Likewise.
6917 (extract_range_from_unary_expr): Likewise.
6918 * convert.c (convert_to_integer): Likewise.
6919 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6920 (fold_comparison): Likewise.
6921 (fold_binary): Likewise.
6922 * optabs.c (optab_for_tree_code): Likewise.
6923 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6924 * simplify-rtx.c (simplify_const_relational_operation): Check
6925 flag_strict_overflow and flag_trapv.
6926 (simplify_const_relational_operation): Likewise.
6927 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6928 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6931 2007-01-27 Roger Sayle <roger@eyesopen.com>
6933 * tree.c (tree_fold_gcd): Delete.
6934 * tree.h (tree_fold_gcd): Remove prototype.
6935 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6936 test whether one constant integer is a multiple of another. Instead
6937 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6938 * fold-const.c (multiple_of_p): We've determined both TOP and
6939 BOTTOM are integer constants so we can call int_const_binop directly
6940 instead of the more generic const_binop.
6942 2007-01-27 Roger Sayle <roger@eyesopen.com>
6944 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6945 1*X check that the constant hasn't overflowed, to preserve the
6947 (round_up): Provide an efficient implementation when rouding-up an
6948 INTEGER_CST to a power-of-two.
6950 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6952 * doc/sourcebuild.texi: Add comma for clarity.
6953 * doc/extend.texi: Fix some typos.
6954 * doc/passes.texi: Likewise.
6955 * doc/cppinternals.texi: Likewise.
6956 * doc/c-tree.texi: Likewise.
6957 * doc/tree-ssa.texi: Likewise.
6958 * doc/install.texi: Likewise.
6960 2007-01-27 Jan Hubicka <jh@suse.cz>
6962 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6963 (pass_sra): Do not require alias information.
6964 * passes.c (init_optimization_passes): Add SRA
6966 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6968 * tracer.c (rest_of_handle_tracer): We already cleaned
6969 up the CFG in tracer() so don't do it here again.
6970 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6971 cleanup_cfg here, either. And don't call renumber_insns.
6973 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6974 and BB_HEAD are in the insn stream here. Instead make sure
6975 that BB_INSN is valid on all insns. Also, do check here that
6976 there are no pending branch predictions...
6977 (rtl_verify_flow_info): ...instead of doing it here. Checks
6978 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6981 2007-01-26 Roger Sayle <roger@eyesopen.com>
6983 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6984 function to simplify/factorize operand order canonicalization.
6985 (ix86_fixup_binary_operands): Reorganize using the above function.
6986 (ix86_binary_operator_ok): Likewise.
6988 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6990 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6991 file scope from optimize_attrs.
6992 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6994 (optimize_attrs): Clear insn_code_values after freeing it.
6996 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6998 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6999 a parts.base assignment.
7001 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7003 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7004 (compute_subscript_distance, initialize_data_dependence_relation,
7005 finalize_ddr_dependent, analyze_ziv_subscript,
7006 analyze_siv_subscript_cst_affine,
7007 compute_overlap_steps_for_affine_univar,
7008 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7009 analyze_siv_subscript, analyze_miv_subscript,
7010 analyze_overlapping_iterations, subscript_dependence_tester_1,
7011 compute_self_dependence, free_dependence_relation): Work
7012 with affine_fn instead of chrecs.
7013 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7014 common_affine_function, affine_function_base,
7015 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7016 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7017 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7018 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7019 (all_chrecs_equal_p): Removed.
7020 * tree-data-ref.h (affine_fn, conflict_function): New types.
7021 (struct subscript): Change type of conflicting_iterations_in_a
7022 and conflicting_iterations_in_b.
7024 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7027 * config/pa/pa.h (TARGET_HPUX_11): New.
7028 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7029 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7031 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7032 Richard Guenther <rguenther@suse.de>
7034 * tree-ssa-structalias.c (solve_graph): Handle case
7035 we merged the variable to another.
7037 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7039 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7042 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7043 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7045 2007-01-25 DJ Delorie <dj@redhat.com>
7047 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7048 allow changes to modes which don't fit in those registers.
7050 * reload1.c (choose_reload_regs): Check for invalid subregs before
7051 computing their locations, not after.
7053 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7056 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7057 save Altivec registers in an eh_return function.
7058 (compute_vrsave_mask): Likewise.
7059 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7060 for saving Altivec registers.
7061 (rs6000_emit_prologue): Don't allocate stack twice in
7062 eh_return function. Correct expected value of altivec_save_offset
7063 when using save_world. Describe save of R0 to stack when using
7064 save_world. Describe stack pointer adjustment when using
7065 save_world. Remove duplicated eh_return parameter register saving.
7066 Update sp_offset variable after save_world.
7067 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7069 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7070 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7073 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7075 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7077 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7080 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7081 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7083 2007-01-25 Richard Guenther <rguenther@suse.de>
7085 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7086 * common.opt (-Wcoverage-mismatch): New warning option.
7087 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7088 if -Wcoverage-mismatch is given.
7090 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7092 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7093 (ipcp_driver): Change to static definition.
7094 Add dumping of the ifunctions.
7095 (constant_val_insert): Remove unused parameter. Support for SSA.
7096 (ipcp_propagate_const): Support for SSA.
7097 (ipcp_profile_bb_print): Print only analyzed nodes.
7098 (ipcp_replace_map_create): Remove support for Fortran constant
7100 * ipa-prop.c (ipa_method_modify_stmt,
7101 ipa_callsite_compute_param): Support for SSA.
7102 * ipa-prop.h (ipcp_driver): Remove declaration.
7103 (IS_VALID_TREE_MAP_INDEX): Add define.
7105 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7107 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7109 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7112 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7113 constant argument to cabs and do it without checking for
7114 -funsafe-math-optimizations.
7116 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7118 * c-common.h (RID_FIRST_CXX0X): New.
7119 (RID_LAST_CXX0X): New.
7120 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7122 * c.opt (Wc++0x-compat): New.
7123 * doc/invoke.texi (-Wc++0x-compat): Document.
7125 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7127 * builtins.c (fold_builtin_carg): New.
7128 (fold_builtin_1): Use it.
7130 2007-01-24 Jan Hubicka <jh@suse.cz>
7132 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7134 * ipa-inline.c (initial_insns, max_insns): Delete.
7135 (compute_max_insns): New function.
7136 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7137 of insns as base for code growth.
7138 (cgraph_decide_inlining): Make initial_insns local; do not compute
7140 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7141 * doc/invoke.texi (inline-unit-growth): Update docs.
7143 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7145 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7146 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7147 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7148 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7149 for CPUs that have PTA_CX16 set.
7152 * gimplify.c (omp_check_private): New function.
7153 (gimplify_scan_omp_clauses): Use it for
7154 firstprivate/lastprivate/reduction.
7157 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7158 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7161 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7162 If lower_lastprivate_clauses emits some statements, append them
7163 to dlist rather than body_p and to body_p append an initializer.
7164 (lower_omp_for): Adjust caller.
7166 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7168 * target.h (globalize_decl_name): New.
7169 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7170 * output.h (default_globalize_decl_name): New.
7171 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7173 (globalize_decl): Ditto.
7174 (default_globalize_decl_name): New.
7175 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7176 (ia64_handle_version_id_attribute): New.
7177 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7178 (ia64_asm_output_external): Use globalize_decl_name instead
7180 * doc/extend.texi (version_id): New pragma.
7181 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7183 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7185 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7186 _uleb128_t and _Unwind_SWord with _sleb128_t.
7187 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7188 uw_frame_state_for, uw_update_context_1): Likewise.
7189 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7190 * unwind-pe.h (read_uleb128, read_sleb128,
7191 read_encoded_value_with_base): Likewise.
7192 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7194 2007-01-24 Richard Guenther <rguenther@suse.de>
7196 * builtins.c (expand_builtin_cexpi): Get the fndecl
7197 for cexp in the correct way.
7199 2007-01-24 Jan Hubicka <jh@suse.cz>
7201 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7203 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7205 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7206 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7207 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7208 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7209 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7210 __SIZEOF_PTRDIFF_T__.
7211 * doc/cpp.texi: Documentation for the new builtin macros added.
7213 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7216 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7217 instead of operands[2] to avoid access past the end of array.
7219 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7221 * reload1.c (emit_reload_insns): Pass the reload register
7222 for a non-spill output reload through forget_old_reloads_1.
7224 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7226 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7227 _SOFT_DOUBLE if doubles use software floating-point.
7228 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7229 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7230 * config/rs6000/darwin-ldouble.c: Also compile functions for
7231 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7232 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7233 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7234 commented-out long double override.
7235 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7236 * config/rs6000/eabispe.h: Likewise.
7237 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7238 long double for non-SPE.
7239 (rs6000_handle_option): Likewise.
7240 (invalid_e500_subreg): Disallow more subregs involding DImode,
7241 DFmode, TImode or TFmode.
7242 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7244 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7246 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7247 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7249 (rs6000_legitimate_address): Also check for TFmode for E500
7251 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7252 (spe_build_register_parallel): Handle TFmode and TCmode.
7253 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7255 (function_arg): Handle TFmode and TCmode for E500 double.
7256 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7258 (print_operand): Handle TFmode and TImode for %y.
7259 (rs6000_generate_compare): Handle TFmode comparisons for E500
7261 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7262 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7263 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7264 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7265 TFmode for E500 double.
7266 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7267 (floatsidf2): Enable for E500 double.
7268 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7269 (extenddftf2): Change to extenddftf2_fprs.
7270 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7271 depending on TARGET_E500_DOUBLE.
7272 (extendsftf2): Enable for E500 double.
7273 (trunctfdf2): Enable for E500 double.
7274 (trunctfsf2): Change to trunctfsf2_fprs.
7275 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7276 depending on TARGET_E500_DOUBLE.
7277 (floatsitf2): Enable for E500 double.
7278 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7279 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7280 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7281 (negtf2): Change to negtf2_internal.
7282 (negtf2): New expander.
7283 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7284 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7285 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7286 (movdi_internal32): Use rs6000_nonimmediate_operand.
7287 (unnamed splitter): Likewise.
7288 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7289 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7290 (SPE64TF, DITI): New mode macros.
7291 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7294 (frob_<mode>_di_2): New.
7295 (frob_tf_di_8_2): New.
7296 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7298 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7300 (frob_ti_<mode>_8_2): New.
7301 (frob_ti_tf_2): New.
7302 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7303 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7305 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7306 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7307 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7308 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7309 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7310 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7313 2007-01-23 Ian Lance Taylor <iant@google.com>
7315 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7317 (OBJS-archive): Reformat, alphabetize.
7318 (OBJS): Change out_object_file to OBJS-md.
7320 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7323 JUMP_P and CALL_P predicates where applicable.
7324 * config/i386/i386.c: Ditto.
7325 * config/i386/i386.md: Ditto.
7326 * config/i386/mmx.md: Ditto.
7327 * config/i386/predicates.md: Ditto.
7329 2007-01-22 Andreas Schwab <schwab@suse.de>
7331 * config/m68k/m68k.h: Fix comment.
7333 2007-01-22 Jan Hubicka <jh@suse.cz>
7335 * passes.c (init_optimization_passes): Do not rerun
7336 pass_early_warn_uninitialized.
7338 2007-01-22 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/30038
7341 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7343 (execute_cse_sincos_1): Likewise.
7344 (execute_cse_sincos): Likewise.
7345 (gate_cse_sincos): Likewise.
7346 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7347 the cexpi() canonicalization of sincos().
7348 * tree-pass.h (pass_cse_sincos): Declare.
7349 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7351 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7353 PR rtl-optimization/29329
7354 * combine.c (replaced_rhs_insn): Rename to i2mod.
7355 (replaced_rhs_value): Rename to i2mod_new_rhs.
7356 (i2mod_old_rhs): New global variable.
7357 (combine_instructions): Adjust for above change. Save a copy of
7358 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7359 note are substituted in the second instruction.
7360 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7361 ditch the note if it pertains to the second eliminated register
7362 and this register is mentioned in i2mod_old_rhs.
7365 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7367 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7368 the insn to which the note was originally attached.
7370 2007-01-21 Jan Hubicka <jh@suse.cz>
7372 * ipa-inline.c (inlining_mode): Comment, move up.
7373 (cgraph_decide_inlining_incrementally): Do not perform inlining
7374 itself; fix handling of flattening of self recursive functions.
7375 (cgraph_find_cycles): Remove.
7376 (cgraph_flatten_node): Remove.
7377 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7378 (try_inline): New function.
7379 (cgraph_early_inlining): Update call of
7380 cgraph_decide_inlining_incrementally. Apply inlining here.
7381 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7383 2007-01-21 Dirk Mueller <dmueller@suse.de>
7386 * tree-vrp.c (check_array_bounds): do not warn
7387 about ADDR_EXPR's of ARRAY_REF's which are immediately
7388 used in binary expressions.
7390 2007-01-21 Ira Rosen <irar@il.ibm.com>
7392 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7393 read_write_dep and macros for its access.
7394 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7395 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7396 argument, call vect_check_interleaving for every independent pair of
7397 data-refs. Mark loads that access the same memory location as a store
7399 (vect_check_dependences): Remove.
7400 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7401 call, fix the call to vect_analyze_data_ref_dependence.
7402 (vect_analyze_data_ref_access): For statements that access the same
7403 data-ref, check that they are not stores; for loads, check that there
7404 is no store that access the same location.
7406 2007-01-20 Roger Sayle <roger@eyesopen.com>
7407 Joseph Myers <joseph@codesourcery.com>
7409 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7410 (-fdump-rtl-stack): Likewise.
7411 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7412 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7413 (-mpt-fixed): Use @minus{} for minus sign.
7414 (Using Precompiled Headers): Fix under/overfull hbox.
7416 2007-01-20 Jan Hubicka <jh@suse.cz>
7418 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7419 place within annotation.
7421 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7423 * pa.c (output_move_double): Change array size of xoperands to 4.
7425 2007-01-20 Jan Hubicka <jh@suse.cz>
7427 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7430 2007-01-19 Ian Lance Taylor <iant@google.com>
7432 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7433 constant to unsigned HOST_WIDE_INT before negating.
7435 2007-01-19 Ian Lance Taylor <iant@google.com>
7437 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7439 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7440 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7441 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7442 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7443 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7444 (realloc_vdef, realloc_vuse): Change second parameter to
7446 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7448 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7449 unsigned. Change x and lim locals to unsigned.
7450 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7452 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7453 (copy_virtual_operands): Change i and n locals to unsigned.
7455 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * builtins.c (fold_builtin_1): Handle builtin fdim.
7460 2007-01-20 Jan Hubicka <jh@suse.cz>
7462 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7463 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7464 init_alias_heapvars.
7465 (init_alias_heapvars): Initialize only when not already initialized.
7466 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7468 2007-01-19 Roger Sayle <roger@eyesopen.com>
7470 * common.opt (fsigned-zeros): New command line option.
7471 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7472 of flag_unsafe_math_optimizations.
7473 * opts.c (set_fast_math_flags): The -ffast-math command line option
7474 implies -fno-signed-zeros.
7475 (fast_math_flags_set_p): Likewise.
7477 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7478 the documentation of -ffast-math appropriately. Wrap long lines.
7480 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7482 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7483 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7485 2007-01-19 Tomas Bily <tbily@suse.cz>
7487 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7489 (tree_init_ic_make_global_vars): New function
7490 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7491 (tree_gen_ic_profiler): New function
7492 (tree_gen_ic_func_profiler): New function
7493 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7494 (tree_profile_hooks): Added hook for indirec/virtual calls
7495 * value-prof.c (tree_find_values_to_profile): New case for
7497 (tree_values_to_profile): Call for determining indirect/virtual
7499 (tree_indirect_call_to_profile): New function
7500 (tree_ic_transform): New function
7501 (tree_ic): New function
7502 (find_func_by_pid): New function
7503 (init_pid_map): New function
7504 (tree_value_profile_transformations): Added check for
7505 indirect/virtual call transformation
7506 * value-prof.h (enum hist_type): New counter type for
7507 indirect/virtual calls
7508 (profile_hooks): Added new hook for profiling indirect/virtual
7510 * profile.c (instrument_values): New case for indirect/virtual
7512 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7513 (GCOV_COUNTER_V_INDIR): New counter type
7514 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7515 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7517 * cgraph.c: Definition of cgraph_max_pid
7518 (cgraph_create_node): Default init of pid attribute
7519 * cgraph.h: Declaration of cgraph_max_pid
7520 (struct cgraph_node): Added pid attribute
7521 * libgcov.c (__gcov_indirect_call_profiler): New function
7522 (__gcov_one_value_profiler_body): New function
7523 (__gcov_one_value_profiler): Body was moved to
7524 __gcov_one_value_profiler_body and calls it
7526 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7528 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7529 * gengtype.c (write_types_data, write_func_for_structure,
7530 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7531 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7532 (walk_type, write_func_for_structure): Generate the mark_hook if
7535 2007-01-19 Jan Hubicka <jh@suse.cz>
7537 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7538 'early' argument take inlining mode argument specifying whether to
7539 inline for size/speeed or all functions; add support for flattening;
7541 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7543 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7546 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7547 the name of the declared identifier.
7549 2007-01-19 Dirk Mueller <dmueller@suse.de>
7551 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7552 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7553 duplicate evaluation.
7555 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7557 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7558 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7559 to XFMode, use acosxf2 and truncate result to requested mode.
7560 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7561 (asin<mode>2): Similarly, with asin expanders.
7562 (*fscalexf4_i387): Rename from *fscalexf4.
7563 (expNcorexf3): New expander.
7564 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7565 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7566 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7567 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7568 patterns for SSE math.
7569 (exp10<mode>2): Similarly, with exp10 expanders.
7570 (exp2<mode>2): Similarly, with exp2 expanders.
7571 (expm1<mode>2): Similarly, with expm1 expanders.
7572 (ldexp<mode>3): Similarly, with ldexp expanders.
7573 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7574 Use gen_truncxf<mode>2_i387_noop to truncate result.
7576 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7578 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7579 for ColdFire targets.
7581 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7582 Richard Sandiford <richard@codesourcery.com>
7584 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7585 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7586 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7587 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7588 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7589 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7593 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7594 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7595 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7596 (*adddi_dilshr32_cf): New pattern.
7597 (adddi3, subdi3): Remove first alternatives.
7599 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7601 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7602 implemented using move.l, do not use its cc result for floating-point
7605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7607 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7608 from accepting 's' constraints if flag_pic.
7610 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7612 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7613 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7614 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7615 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7617 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7619 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7620 ColdFire alternatives.
7621 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7622 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7623 architectures that support ff1 instruction.
7625 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7626 Julian Brown <julian@codesourcery.com>
7628 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7629 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7630 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7633 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7635 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7637 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7638 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7639 HOST_WIDE_INT instead of an rtx.
7640 (m68k_rtx_costs): Update call accordingly.
7641 (output_move_const_into_data_reg): Likewise. Fix formatting.
7642 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7644 (output_move_simode_const): Update calls after above changes.
7645 Rework to use automatic variables and predicates like MEM_P.
7646 * config/m68k/m68k.md (pushexthisi_const): Update call to
7649 2007-01-19 Dirk Mueller <dmueller@suse.de>
7651 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7654 2007-01-19 Richard Guenther <rguenther@suse.de>
7656 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7657 via cexp in case sincos is not available.
7659 2007-01-19 Richard Guenther <rguenther@suse.de>
7661 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7662 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7663 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7664 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7665 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7666 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7667 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7668 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7670 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7674 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7675 (atan2xf3): Directly generate RTL pattern.
7676 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7677 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7678 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7679 disable patterns for SSE math.
7680 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7681 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7682 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7683 disable patterns for SSE math.
7685 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7687 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7689 2007-01-18 Roger Sayle <roger@eyesopen.com>
7691 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7692 VIEW_CONVERT_EXPR to the same type as it's operand.
7694 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7696 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7697 configured for long double 128.
7699 2007-01-18 Mike Stump <mrs@apple.com>
7701 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7704 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7706 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7709 2007-01-18 Jan Hubicka <jh@suse.cz>
7711 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7712 greater than NUM_VOP_FREE_BUCKETS.
7714 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7716 * tree-ssa-structalias.c: Update comments.
7717 (ptabitmap_obstack): Removed.
7719 (oldpta_obstack): Ditto.
7720 (stats): Add a few members.
7721 (struct variable_info): Remove node, complex, address_taken, and
7722 indirect_target members. Add oldsolution member.
7723 (new_var_info): Do not initialize removed members.
7724 (constraint_expr_type): Remove INCLUDES.
7725 (constraint_graph): Add size, implicit_preds, rep,
7726 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7727 (FIRST_REF_NODE): New macro.
7728 (LAST_REF_NODE): Ditto.
7729 (FIRST_ADDR_NODE): Ditto.
7730 (find): New function.
7732 (dump_constraint): Do not handle INCLUDES.
7733 (insert_into_complex): Do not insert duplicate constraints.
7734 (condense_varmap_nodes): Renamed and rewritten into ...
7735 (merge_node_constraints): This. Also fix bug in handling of
7736 offseted copy constraints.
7737 (clear_edges_for_node): No longer need to deal with preds at all,
7738 or removing associated preds/succs.
7739 (merge_graph_nodes): Deal with indirect_cycles.
7740 Don't deal with predecessors.
7741 (add_implicit_graph_edge): New function.
7742 (add_pred_graph_edge): Ditto.
7743 (add_graph_edge): Don't deal with predecessors.
7744 (build_constraint_graph): Removed.
7745 (build_pred_graph): New function.
7746 (build_succ_graph): Ditto.
7747 (struct scc_info): Removed in_component. Added roots, dfs, and
7748 node_mapping. Remove visited_index, unification_queue.
7749 (scc_visit): Deal with union-find we do now.
7750 Deal with cycles with REF nodes.
7751 (collapse_nodes): Renamed and rewritten to ...
7752 (unify_nodes): This.
7753 (process_unification_queue): Removed.
7754 (topo_visit): Cleanup
7755 (do_da_constraint): Use find.
7756 (do_sd_constraint): Ditto.
7757 (do_ds_constraint): Ditto.
7758 (do_complex_constraint): Ditto.
7759 (init_scc_info): Update for removed and added members.
7760 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7761 (find_indirect_cycles): This.
7762 (equivalence_class): New variable.
7763 (label_visit): New function.
7764 (perform_variable_substitution): Rewritten.
7765 (free_var_substitution_info): New function.
7766 (find_equivalent_node): Ditto.
7767 (move_complex_constraints): Ditto.
7768 (eliminate_indirect_cycles): Ditto.
7769 (solve_graph): Only propagate changed bits.
7770 Use indirect cycle elimination.
7772 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7773 (tree_id_eq): Renamed to ...
7774 (tree_vi_eq): This. Update for member change
7775 (insert_id_for_tree): Renamed and rewritten to ...
7776 (insert_vi_for_tree): This.
7777 (lookup_id_for_tree): Renamed and rewritten to ...
7778 (lookup_vi_for_tree): This.
7779 (get_id_for_tree): Renamed and rewritten to ...
7780 (get_vi_for_tree): Ditto.
7781 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7782 (process_constraint): Don't handle INCLUDES.
7783 Remove special ADDRESSOF case.
7784 (find_func_aliases): Rewrite to use vi functions instead of id
7786 (create_function_info_for): Ditto.
7787 (create_variable_info_for): Ditto.
7788 (intra_create_variable_infos): Ditto.
7789 (merge_smts_into): Ditto.
7790 (find_what_p_points_to): Ditto.
7791 (init_base_vars): Ditto.
7792 (init_alias_vars): Ditto.
7793 (remove_preds_and_fake_succs): New function.
7794 (dump_sa_points_to_info): Dump new stats.
7795 (dump_solution_for_var): Use find.
7796 (set_used_smts): Fix formatting.
7797 (compute_points_to_sets): Updated for new functions.
7798 (ipa_pta_execute): Ditto.
7800 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7801 Richard Sandiford <richard@codesourcery.com>
7803 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7805 * calls.c (expand_call): If the return value is a PARALLEL,
7806 extract its first member.
7807 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7808 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7809 use FUNCTION_EXTRA_EPILOGUE.
7810 (m68k_function_value): Return a PARALLEL if the return value
7811 is of a pointer type.
7812 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7813 (FUNCTION_EXTRA_EPILOGUE): Remove.
7814 * config/m68k/m68k.md (D0_REG): New constant.
7816 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7818 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7819 output a NOP for empty epilogues.
7821 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7823 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7824 before function. Extend register save check to include all
7825 registers, not just integer ones.
7827 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7829 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7830 (m68k_use_return_insn): ...this.
7831 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7832 * config/m68k/m68k.c (use_return_insn): Rename to...
7833 (m68k_use_return_insn): ...this.
7834 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7837 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7839 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7840 nearest even, fix denormal rounding overflow.
7842 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7844 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7845 f%$smove and f%$move.
7846 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7847 (extendsfdf2_cf): Use fdmove instead of f%&move.
7848 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7849 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7851 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7853 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7856 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7858 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7859 (coldfire_single_format): Declare.
7860 (coldfire_double_format): Likewise.
7861 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7862 of qnan_msb_set to determine the lower bits of a canonical
7864 (encode_ieee_double): Likewise.
7865 (encode_ieee_quad): Likewise.
7866 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7867 (mips_single_format): Likewise.
7868 (ieee_double_format): Likewise.
7869 (mips_double_format): Likewise.
7870 (ieee_extended_motorola_format): Likewise.
7871 (ieee_extended_intel_96_format): Likewise.
7872 (ieee_extended_intel_128_format): Likewise.
7873 (ieee_extended_intel_96_round_53_format): Likewise.
7874 (ibm_extended_format): Likewise.
7875 (mips_extended_format): Likewise.
7876 (ieee_quad_format): Likewise.
7877 (mips_quad_format): Likewise.
7878 (vax_f_format): Likewise.
7879 (vax_d_format): Likewise.
7880 (vax_g_format): Likewise.
7881 (i370_single_format): Likewise.
7882 (i370_double_format): Likewise.
7883 (decimal_single_format): Likewise.
7884 (decimal_double_format): Likewise.
7885 (decimal_quad_format): Likewise.
7886 (c4x_single_format): Likewise.
7887 (c4x_extended_format): Likewise.
7888 (real_internal_format): Likewise.
7889 (coldfire_single_format): New real_format.
7890 (coldfire_double_format): Likewise.
7891 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7892 canonical_nan_lsbs_set.
7893 (pdp11_d_format): Likewise.
7894 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7895 if TARGET_COLDFIRE_CPU.
7897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7899 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7900 (output_call, m68k_legitimize_call_address): Declare.
7901 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7902 parenthesees. Add support for a 'W' constraint.
7903 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7904 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7905 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7906 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7908 (override_options): Initialize them. Do not set flag_no_function_cse
7909 for TARGET_ID_SHARED_LIBRARY.
7910 (m68k_output_pic_call): Delete.
7911 (m68k_legitimize_call_address): New function.
7912 (print_operand): Remove the %o prefix. Handle the %p prefix.
7913 (output_call): New function.
7914 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7915 target address from the GOT if symbolic jumps are not allowed.
7916 * config/m68k/m68k.md (call, general_operand): Do not set
7917 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7918 Merge separate flag_pic and !flag_pic define_insns into...
7919 (*call, *call_value): ...these new patterns. Match the address
7920 rather than the containing MEM and require it to be a call_operand.
7921 Use output_call to generate the asm template.
7922 * config/m68k/predicates.md (const_call_operand): New predicate.
7923 (call_operand): Likewise.
7925 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7927 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7928 (STACK_GROWS_DOWNWARD): Define to 1.
7929 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7930 comments, emphasizing that these values are only defaults.
7931 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7932 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7936 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7938 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7939 Richard Sandiford <richard@codesourcery.com>
7941 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7942 (FP_REGNO_P): New macros.
7943 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7944 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7945 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7946 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7948 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7950 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7951 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7953 * config/m68k/t-floatlib: New file, extracting common code from...
7954 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7955 * config/m68k/t-uclinux: Here.
7956 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7957 routines on ColdFire targets.
7959 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7961 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7962 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7963 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7964 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7965 explicitly set MOTOROLA to 1.
7966 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7968 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7969 Nathan Sidwell <nathan@codesourcery.com>
7971 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7972 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7973 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7974 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7975 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7976 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7977 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7978 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7979 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7980 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7981 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7982 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7983 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7984 (DBX_REGISTER_NUMBER): Delete.
7985 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7986 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7987 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7989 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7991 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7992 * config/flat.h: New file.
7993 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7995 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7996 indirect references for -msep-data or -mid-shared-library.
7997 Do not use PC-relative code addresses either.
7998 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8000 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8001 for shared libraries and crt1.o for executables. Use crti.o and
8003 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8004 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8005 Do not add -elf2flt or -shared-lib-id options here.
8006 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8007 Pass -shared-lib-id if -mid-shared-library, taking the library
8008 identifier from -mshared-library-id if given, otherwise
8010 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8011 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8012 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8013 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8014 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8015 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8017 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8018 jump sequence for ISA A and ISA A+.
8019 (PICJUMP): Likewise.
8021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8023 * config.gcc (m68k-*-uclinux*): Base the port on the common
8024 and m68k GNU/Linux files rather than on the generic ELF ones.
8025 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8026 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8028 2007-01-18 Julian Brown <julian@codesourcery.com>
8029 Richard Sandiford <richard@codesourcery.com>
8031 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8032 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8033 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8035 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8037 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8039 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8041 * doc/install.texi: Document m68k-uclinuxoldabi.
8042 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8043 * config/m68k/uclinux-oldabi.h: New file, copied from
8044 config/m68k/uclinux.h.
8046 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8048 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8049 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8050 (m32r_compute_frame_size): Use unsigned for regno.
8051 (m32r_reload_lr): Use gen_frame_mem.
8053 (m32r_output_function_epilogue): Don't output the function epilogue
8055 (m32r_expand_epilogue): New.
8056 (direct_return): Return false if the function has the interrupt
8058 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8059 * config/m32r/m32r.md (epilogue): New expander.
8060 (return_lr, return_rte): New insns.
8061 (return): Make it expander.
8062 (return_normal): New expander.
8064 2007-01-18 Josh Conner <jconner@apple.com>
8067 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8068 support for UNLE, UNLT, UNGE, and UNGT.
8070 2007-01-18 Jan Hubicka <jh@suse.cz>
8072 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8073 * tree-tailcall (add_virtual_phis): Likewise.
8074 (optimize_tail_call): Return TODOs.
8075 (execute_tail_calls): Return TODOs.
8076 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8077 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8079 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8080 Cleanup cfg using TODO.
8081 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8082 * passes.c (execute_function_todo): When cleanup did something, remove
8084 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8085 (make_edges): Don't cleanup_cfg.
8087 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8089 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8090 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8091 operate on the top of stack.
8092 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8093 register handling of instructions that output to the second
8095 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8096 (move_for_stack_reg): Special-case check for dead destination
8097 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8099 * config/i386/i386.md (UNSPEC_TAN): New constant.
8100 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8101 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8102 to correctly model move of constant 1.0 to top stack slot.
8103 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8104 (unnamed peephole2 pattern): Remove corresponding peephole2
8105 pattern that optimizes tan insn and loading of constant 1.0.
8106 (tanxf2): Use fptanxf4_i387.
8107 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8108 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8109 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8110 disable patterns for SSE math.
8111 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8112 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8114 2007-01-18 Dirk Mueller <dmueller@suse.de>
8115 Richard Guenther <rguenther@suse.de>
8118 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8119 * common.opt (Warray-bounds): Add new warning option.
8120 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8122 * Makefile.in: make tree-vrp.o depend on toplev.h
8123 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8125 (check_array_refs, check_array_bounds, check_array_ref): New.
8127 2007-01-18 Jan Hubicka <jh@suse.cz>
8129 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8130 (execute_ssa_ccp): Return flags conditionally.
8131 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8133 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8135 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8137 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8138 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8140 * Makefile.c (GTFILES): Add cfglayout.h.
8141 * gengtype.c (open_base_files): Likewise.
8142 * cfglayout.c (cfg_layout_function_footer,
8143 cfg_layout_function_header) Reindent to make gengtype happy.
8144 * cfglayout.h (cfg_layout_function_footer,
8145 cfg_layout_function_header): Add GTY(()) marker.
8147 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8149 2007-01-18 Ben Elliston <bje@au.ibm.com>
8151 * genautomata.c (write_automata): Include xstrerror output in the
8152 error message if writing the DFA description file fails.
8154 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8156 * config/mips/mips-protos.h (mips_output_external): Make it
8158 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8159 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8160 (extern_list): Likewise.
8161 (extern_head): Likewise.
8162 (TARGET_ASM_FILE_END): Likewise.
8163 (mips_file_end): Likewise.
8164 (mips_output_external): Rewritten.
8166 2007-01-18 Ben Elliston <bje@au.ibm.com>
8168 * genpreds.c (write_insn_preds_c): Only write out the function
8169 body for regclass_for_constraint if we have register constraints.
8171 2007-01-17 Tom Tromey <tromey@redhat.com>
8173 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8174 * doc/install.texi (Testing): Use sourceware.org.
8175 (Binaries): Likewise.
8176 (Specific): Likewise.
8177 * doc/contrib.texi (Contributors): Use sourceware.org.
8179 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8181 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8182 (AVR_ENHANCED): Rename to ...
8183 (AVR_HAVE_MUL): ... new.
8184 (avr_enhanced_p): Rename to ...
8185 (avr_have_mul_p): ... new.
8186 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8187 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8188 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8189 (avr_have_mul_p): ... new.
8190 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8191 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8192 'avr_enhanced_p' and 'enhanced'.
8193 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8194 AVR_HAVE_MUL instead of AVR_ENHANCED.
8195 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8196 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8197 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8198 instead of AVR_ENHANCED.
8199 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8200 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8201 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8203 2007-01-17 Ian Lance Taylor <iant@google.com>
8205 * vec.h (VEC_reserve_exact): Define.
8206 (vec_gc_p_reserve_exact): Declare.
8207 (vec_gc_o_reserve_exact): Declare.
8208 (vec_heap_p_reserve_exact): Declare.
8209 (vec_heap_o_reserve_exact): Declare.
8210 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8212 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8214 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8215 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8216 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8217 * vec.c (calculate_allocation): Add exact parameter. Change all
8219 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8220 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8221 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8222 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8223 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8224 (vec_heap_p_reserve_exact): New function.
8225 (vec_heap_o_reserve_exact): New function.
8227 2007-01-17 Jan Hubicka <jh@suse.cz>
8229 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8231 2007-01-17 Eric Christopher <echristo@apple.com>
8233 * config.gcc: Support core2 processor.
8235 2007-01-16 Jan Hubicka <jh@suse.cz>
8237 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8238 the names, just unlink the chain so we don't crash on dangling pointers
8241 2007-01-16 Jan Hubicka <jh@suse.cz>
8243 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8244 * tree-pass.h: Reorder to make IPA passes appear toegher.
8245 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8246 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8247 parameters, do not call early inliner.
8248 * ipa-inline.c: Update comments. Include tree-flow.h
8249 (cgraph_decide_inlining): Do not compute inlining parameters.
8250 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8251 be called with function context set up.
8252 (pass_ipa_inline): Remove unreachable functions before pass.
8253 (cgraph_early_inlining): Simplify assuming to be called from the
8255 (pass_early_inline): New pass.
8256 (cgraph_gate_ipa_early_inlining): New gate.
8257 (pass_ipa_early_inline): Turn into simple wrapper.
8258 (compute_inline_parameters): New function.
8259 (gate_inline_passes): New gate.
8260 (pass_inline_parameters): New pass.
8261 (apply_inline): Move here from tree-optimize.c
8262 (pass_apply_inline): New pass.
8263 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8265 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8267 (tree_function_versioning): Do not allocate dummy struct function.
8268 * tree-inline.h (optimize_inline_calls): Update prototype.
8269 * tree-optimize.c (execute_fixup_cfg): Export.
8270 (pass_fixup_cfg): Remove
8271 (tree_rest_of_compilation): Do not apply inlines.
8272 * tree-flow.h (execute_fixup_cfg): Declare.
8273 * Makefile.in (gt-passes.c): New.
8274 * passes.c: Include gt-passes.h
8275 (init_optimization_passes): New passes.
8276 (nnodes, order): New static vars.
8277 (do_per_function_toporder): New function.
8278 (execute_one_pass): Dump current pass here.
8279 (execute_ipa_pass_list): Don't dump current pass here.
8281 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8283 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8284 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8286 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8288 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8289 (strong_alias): Define.
8290 (__gcc_qmul): Provide non-FMA for soft-float.
8296 (__gcc_qunord): New.
8306 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8307 soft-float functions.
8308 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8309 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8310 about long double soft float.
8312 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8313 Tehila Meyzels <tehila@il.ibm.com>
8315 * tree-vectorizer.h (is_pattern_stmt_p): New.
8316 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8317 formatting (tabs instead of spaces). Cleanup and clarify setting
8318 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8319 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8320 (vectorizable_type_demotion): Check that types are integral.
8321 (vectorizable_type_promotion): Likewise.
8322 (vectorizable_store): Fix typo. Eliminate new-line at end of
8325 2007-01-16 Jan Hubicka <jh@suse.cz>
8327 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8330 2007-01-15 Eric Christopher <echristo@apple.com>
8332 * ifcvt.c: Include vec.h, vecprim.h.
8333 (check_cond_move_block): New argument regs.
8334 Reorganize. Add registers used to regs.
8335 (cond_move_process_if_block): Use regs set above as
8338 2007-01-15 Eric Christopher <echristo@apple.com>
8340 * config/darwin.h: Update copyright.
8341 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8342 (LINK_COMMAND_SPEC): Add -u.
8343 (LINK_SPEC): Fix umbrella for above.
8345 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8347 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8350 2007-01-15 Tom Tromey <tromey@redhat.com>
8352 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8353 * doc/install.texi (Testing): Don't mention jacks.
8354 (Configuration): Document --enable-java-maintainer-mode. Move
8355 --with-java-home to libgcj-specific section. Document
8357 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8359 2007-01-15 Jan Hubicka <jh@suse.cz>
8361 * tree-ssa-dce.c (DCE_TODOs): New.
8362 (propagate_necessity): Return if something changed.
8363 (eliminate_unnecessary_stmts): Likewise.
8364 (perform_tree_ssa_dce): Return TODO flags when needed.
8365 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8367 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8370 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8371 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8372 patterns using X87MODEF12 mode macro. Extend operand 1
8373 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8374 (log10<mode>2): Ditto.
8375 (log2<mode>2): Ditto.
8376 (log1p<mode>2): Ditto.
8377 (logb<mode>2): Ditto.
8378 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8379 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8380 (*fxtractxf3_i387): Rename from *fxtractxf3.
8381 (fxtract_extend<mode>xf3_i387): New insn pattern.
8382 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8383 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8384 and gen_fyl2xxf3_i387().
8386 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8388 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8389 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8390 get_loop_exit_edges. Changed return type to bool.
8391 * cfgloop.h (fix_loop_placement): Declaration removed.
8393 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8395 * param.h (MIN_VECT_LOOP_BOUND): New.
8396 * params.def (MIN_VECT_LOOP_BOUND): New.
8397 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8398 argument - minimum threshold for number of iterations.
8399 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8400 argument to declaration.
8401 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8402 MIN_VECT_LOOP_BOUND.
8403 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8404 slpeel_tree_peel_loop_to_edge with additional argument.
8405 (vect_do_peeling_for_alignment): Likewise.
8406 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8408 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8414 2007-01-14 Jan Hubicka <jh@suse.cz>
8416 * tree-dfa.c (remove_referenced_var): New function.
8417 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8418 prune referenced vars list too.
8419 * tree-flow.h (remove_referenced_var): Declare.
8421 2007-01-14 Jan Hubicka <jh@suse.cz>
8423 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8425 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8426 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8427 * except.h (verify_eh_throw_table_statements): Kill prototype.
8428 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8429 into call exrepssions.
8430 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8432 * tree-cfg.c: Include pointer-set.h.
8433 (verify_node_sharing): Work on pointer set.
8434 (verify_eh_throw_stmt_node): New.
8435 (verify_stmts): Use pointers sets, verify throw_stmt.
8437 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8439 * ipa-reference.c (analyze_function): Consider also addresses taken
8442 2007-01-12 Roger Sayle <roger@eyesopen.com>
8444 * c-typeck.c (null_pointer_constant_p): Replace use of
8445 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8446 (build_c_cast): Likewise.
8448 2007-01-12 Roger Sayle <roger@eyesopen.com>
8450 * tree.h (force_fit_type_double): Remove unused final argument.
8451 * c-common.c (constant_expression_warning): Replace use of
8452 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8453 (convert_and_check): Likewise.
8454 (shorten_compare): Update call to force_fit_type_double.
8455 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8456 * convert.c (convert_to_pointer): Update call to
8457 force_fit_type_double.
8458 * fold-const.c (force_fit_type_double): Remove overflowed_const
8460 (int_const_binop, fold_convert_const_int_from_int,
8461 fold_convert_const_int_from_real, fold_div_compare,
8462 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8463 fold_abs_const, fold_not_const): Remove the final argument from
8464 calls to force_fit_type_double.
8466 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8468 * configure.ac: Set insn to "nop" for spu-*-* also.
8469 * configure: Regenerate.
8471 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8473 * builtins.def : Add BUILT_IN_FREE.
8475 2007-01-12 Jan Hubicka <jh@suse.cz>
8477 PR tree-optimization/30443
8478 * tree-inline.c (tree_function_versioning): Do not optimize when
8479 cloning for inlining.
8481 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8483 * doc/loop.texi: Document recording of loop exits.
8484 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8485 (update_single_exits_after_duplication,
8486 update_single_exit_for_duplicated_loop,
8487 update_single_exit_for_duplicated_loops): Removed.
8488 (duplicate_loop_to_header_edge): Do not call
8489 update_single_exits_after_duplication and
8490 update_single_exit_for_duplicated_loops.
8491 (loop_version): Do not update single_exit information.
8492 (fix_loop_structure): Use record_loop_exits instead of
8493 mark_single_exit_loops.
8494 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8495 the lists of loop exits.
8496 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8497 split_edge, merge_blocks): Update the lists of loop exits.
8498 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8499 loop_optimizer_init.
8500 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8501 of mark_single_exit_loops.
8502 (loop_optimizer_finalize): Call release_recorded_exits.
8503 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8504 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8505 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8506 update single exit information.
8507 * lambda-code.c (perfect_nestify): Ditto.
8508 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8509 (mark_single_exit_loops): Removed.
8510 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8511 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8512 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8514 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8515 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8516 (verify_loop_structure): Verify consistency of the exit lists.
8517 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8518 (set_single_exit): Removed.
8519 * cfgloop.h (struct loop_exit): New function.
8520 (struct loop): single_exit_ field replaced by exits field.
8521 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8522 (struct loops): Added exits hash.
8523 (mark_single_exit_loops, set_single_exit): Declaration removed.
8524 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8526 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8528 * doc/invoke.texi: Avoid use of @headitem.
8530 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8532 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8536 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8539 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8540 Richard Sandiford <richard@codesourcery.com>
8542 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8543 * config/m68k/m68k.opt: Resort options.
8544 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8546 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8547 Richard Sandiford <richard@codesourcery.com>
8549 * doc/invoke.texi: Document the macros that are defined by
8550 m68k's -mtune and -mhard-float options.
8551 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8552 (m68k_cpp_cpu_family): Likewise.
8553 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8554 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8555 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8556 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8557 (m68k_cpp_cpu_family): Likewise.
8559 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8561 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8562 macros besides mc68000 as tuning macros. Use a switch statement
8563 to set them and mcpu32.
8565 2007-01-12 Julian Brown <julian@codesourcery.com>
8567 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8568 (TARGET_68040_ONLY): Rename to...
8569 (TARGET_68040): ...this.
8570 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8571 * config/m68k/m68k.md: Likewise.
8573 2007-01-12 Julian Brown <julian@codesourcery.com>
8574 Nathan Sidwell <nathan@codesourcery.com>
8575 Richard Sandiford <richard@codesourcery.com>
8577 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8578 the -mcpu= argument associated with the --with-cpu setting.
8579 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8580 if different from the one implied by the -mcpu setting.
8581 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8582 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8583 * doc/invoke.texi: Mention ColdFire in the introduction to the
8584 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8585 -mno-div and -mhard-float options. Make -m68881 a synonym for
8586 -mhard-float. Document the previously-undocumented -m5206e,
8587 -m528x, -m5307 and -m5407 options. Tweak the existing option
8588 documentation for consistency.
8589 * doc/install.texi: Mention new --with-cpu arguments.
8590 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8591 default CPU if neither -mcpu nor -march are specified.
8592 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8593 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8594 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8595 using m68k_tune to decide between families that implement the
8596 same ISA. Use m68k_tune to set __mcfv4e__.
8597 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8598 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8599 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8600 (FL_ISA_C, FL_ISA_MMU): New macros.
8601 (MASK_COLDFIRE): Delete.
8602 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8603 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8604 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8605 (TARGET_HARD_FLOAT): Do not define here.
8606 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8607 (TUNE_68000): New macro.
8608 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8609 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8610 (TUNE_CFV2): Redefine in terms of m68k_tune.
8611 (uarch_type, target_device, fpu_type): New enums.
8612 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8613 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8614 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8615 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8616 (FL_FOR_isa_c): New macros.
8617 (m68k_isa): New enum.
8618 (m68k_target_selection): New structure.
8619 (all_devices, all_isas, all_microarchs): New tables.
8620 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8621 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8622 (MASK_ALL_CPU_BITS): Delete.
8623 (m68k_find_selection): New function.
8624 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8625 Map the legacy target options to a combination of the new ones.
8626 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8627 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8628 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8630 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8631 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8633 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8634 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8635 * config/m68k/m68k-devices.def: New file.
8637 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8638 Nathan Sidwell <nathan@codesourcery.com>
8640 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8641 (SUBTARGET_EXTRA_SPECS): New macros.
8642 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8643 use %(asm_cpu_spec) instead.
8644 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8645 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8646 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8647 (EXTRA_SPECS): Rename to...
8648 (SUBTARGET_EXTRA_SPECS): ...this.
8650 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8651 Richard Sandiford <richard@codesourcery.com>
8652 Julian Brown <julian@codesourcery.com>
8654 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8655 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8656 to the configuration's default CPU.
8657 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8658 Remove default masks.
8659 (m680[012]0-*-*): Set the default with_cpu to the first part of
8661 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8662 (m68k*-*-linux): Extend the --with-cpu handling to...
8663 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8664 and m68010. Don't set target_cpu_default2.
8665 * doc/install.texi: Document --with-cpu for m68k.
8666 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8667 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8668 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8669 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8670 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8671 (ASM_SPEC): Remove use of %(asm_cpu_default).
8672 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8673 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8674 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8675 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8676 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8677 (TARGET_DEFAULT): Delete.
8678 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8679 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8680 (CPP_CPU_SPEC): Delete.
8681 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8682 the appropriate string.
8683 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8684 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8685 (ASM_SPEC): Don't use %(asm_default_spec).
8686 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8687 TARGET_DEFAULT and add MASK_68881.
8688 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8690 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8692 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8693 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8694 MASK_68010 alongside MASK_68020.
8695 * doc/invoke.texi: Document -m68010.
8696 * config/m68k/m68k.opt (m68010): New.
8697 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8699 (TUNE_68010): New macro.
8700 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8701 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8702 (M68K_CPU_m68332): Add MASK_68010.
8703 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8704 fallback definition.
8705 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8707 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8708 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8709 to all entries that use MASK_68020.
8710 (output_move_simode_const, output_move_himode, output_move_qimode)
8711 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8712 instead of TARGET_68020 to select clr behavior. Remove comment
8713 about there being no TARGET_68010.
8714 * config/m68k/m68k.md: Likewise throughout.
8716 2007-01-12 Julian Brown <julian@codesourcery.com>
8718 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8719 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8720 * config/m68k/m68k.md: Likewise.
8722 2007-01-12 Julian Brown <julian@codesourcery.com>
8724 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8725 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8727 2007-01-12 Julian Brown <julian@codesourcery.com>
8729 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8730 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8731 * config/m68k/m68k.md: Likewise.
8733 2007-01-12 Julian Brown <julian@codesourcery.com>
8734 Richard Sandiford <richard@codesourcery.com>
8736 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8737 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8738 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8740 (TARGET_CPU32): Rename to...
8741 (TUNE_CPU32): ...this.
8742 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8743 (TUNE_CFV2): New macros.
8744 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8745 remove conditions that are implied by TARGET_68020.
8746 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8747 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8748 (m68k_output_function_epilogue): Likewise.
8749 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8750 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8751 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8752 non-68000 timings. Refactor multiplication and division costs.
8753 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8754 TUNE_CPU32 instead of TARGET_CPU32.
8755 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8756 and TUNE_68060 instead of TARGET_68060.
8757 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8758 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8760 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8761 && !TARGET_COLDFIRE" to choose between moveq and clr.
8762 Likewise in the unnamed movsf pattern.
8763 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8764 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8767 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8769 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8770 of tabbing before backslashes.
8772 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8774 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8775 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8776 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8778 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8780 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8781 find_interesting_uses_cond.
8782 (find_interesting_uses_cond): Use extract_cond_operands.
8783 (rewrite_use_compare): Use extract_cond_operands and
8784 force_gimple_operand_bsi. Do not call update_stmt.
8785 (determine_use_iv_cost_condition): Use extract_cond_operands.
8786 Return cheaper of using original bound and changing the exit bound.
8788 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8790 PR tree-optimization/29516
8791 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8792 most_expensive_mult_to_index, addr_to_parts,
8793 create_mem_ref, maybe_fold_tmr): Make the type of
8794 fields of TARGET_MEM_REF sizetype.
8795 (move_fixed_address_to_symbol, move_pointer_to_base):
8797 * tree.def (TARGET_MEM_REF): Add comment on types of
8800 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8802 * c-common.c (vector_types_convertible_p): Treat opaque types as
8803 always convertible if they have the same size, but not otherwise.
8805 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8807 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8808 Remove the b_unconditional field.
8809 (noce_try_sign_mask): Do not look at b_unconditional.
8810 (noce_process_if_block): Do not use merge_if_blocks. Update
8811 the CFG here. Do not set b_unconditional.
8812 (cond_move_process_if_block): Likewise.
8813 (find_cond_trap): Likewise.
8814 (check_cond_move_block): Require simple jump insns at the end
8817 2007-01-11 Jan Hubicka <jh@suse.cz>
8819 PR tree-optimization/1046
8820 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8821 when alias info is not ready.
8822 (pass_tail_recursion): Do not require aliasing.
8823 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8824 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8825 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8826 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8827 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8828 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8829 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8831 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8832 When aliasing is not build, mark statement as volatile.
8834 2007-01-11 Tom Tromey <tromey@redhat.com>
8836 PR preprocessor/15185, PR preprocessor/20989:
8837 * doc/cppopts.texi <-MT>: Update description of algorithm for
8838 computing default target.
8839 <-M, -MD>: Reword "basename" text.
8841 2007-01-11 Roger Sayle <roger@eyesopen.com>
8843 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8844 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8845 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8846 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8847 fold_builtin_bswap, real_constp, fold_builtin_pow,
8848 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8849 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8850 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8851 * convert.c (convert_to_pointer): Likewise.
8852 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8853 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8854 const_binop, fold_convert_const_int_from_int,
8855 fold_convert_const_int_from_real,
8856 fold_convert_const_real_from_real, sign_bit_p,
8857 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8858 fold_sign_changed_comparison, fold_unary, fold_comparison,
8859 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8860 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8861 * print-tree.c (print_node_brief, print_node): Likewise.
8862 * stor-layout.c (place_field, layout_type): Likewise.
8863 * tree-chrec.c (keep_cast): Likewise.
8864 * tree.c (build_vector, build_real, build_real_from_int_cst,
8865 build_complex): Likewise.
8867 2007-01-11 Roger Sayle <roger@eyesopen.com>
8869 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8870 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8872 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8874 * configure.ac (strict1_warn): Rename to strict_warn.
8875 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8876 cc_set_by_configure, quoted_cc_set_by_configure,
8877 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8878 all_boot_languages, all_stagestuff): Remove.
8879 (target_list): Remove bootstrap targets.
8880 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8881 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8882 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8883 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8884 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8885 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8886 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8887 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8888 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8889 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8890 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8891 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8892 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8893 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8894 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8895 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8896 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8897 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8898 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8899 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8900 (mostlyclean): Adjust.
8901 (clean, distclean): Don't mention bootstrap stuff.
8902 * configure: Regenerate.
8903 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8904 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8905 treelang/config-lang.in (stagestuff): Remove.
8906 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8907 stageprofile, stagefeedback, stagestuff): Remove mention.
8909 2007-01-11 Nick Clifton <nickc@redhat.com>
8911 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8913 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8914 (mcore_arith_K_S_operand): Run the test for the S constraint not
8915 the test for the M constraint.
8916 (mcore_addsub_operand): Do not accept integer values that are
8917 larger than 32 bits.
8918 * config/mcore/mcore.md: Remove unused constraints from split.
8919 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8921 (allocate_stack): Likewise.
8922 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8923 operands to 32 bits.
8924 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8926 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8927 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8928 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8929 mcore_output_bclri, mcore_output_andn, output_inline_const,
8930 mcore_output_move, mcore_output_movedouble): Likewise.
8931 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8932 (output_inline_const): Likewise.
8933 (output_inline_const): Fix format strings used in sprintf
8935 * config/mcore/mcore-protos.h: Update prototypes for changed
8936 functions in mcore.c.
8937 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8938 HOST_WIDE_INT and not int.
8939 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8940 CONST_OK_FOR_N): Likewise.
8941 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8942 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8945 2007-01-10 Jan Hubicka <jh@suse.cz>
8947 * tree-vrp.c (remove_range_assertions): Release defs.
8948 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8949 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8951 2007-01-10 Paul Brook <paul@codesourcery.com>
8953 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8954 * config/arm/arm.md (mulsi3subsi): New insn.
8956 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8958 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8959 (tree_transform_and_unroll_loop): New.
8960 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8963 2007-01-10 Robert Kennedy <jimbob@google.com>
8965 * fold-const.c (fold_comparison): Fold comparisons like (x *
8966 1000 < 0) to (x < 0).
8968 2007-01-10 Ian Lance Taylor <iant@google.com>
8970 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8971 operands have the same priority.
8973 2007-01-10 Tom Tromey <tromey@redhat.com>
8975 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8976 (fold_binary): Likewise.
8977 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8978 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8979 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8980 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8981 * langhooks.h (struct lang_hooks): Removed field
8982 'can_use_bit_fields_p'.
8984 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8986 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8988 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8990 * function.c (get_last_funcdef_no): New function.
8991 * function.h (get_last_funcdef_no): Declare.
8992 * tree-inline.c (initialize_cfun): Add initialization.
8993 (tree_function_versioning): Cleanup.
8995 2007-01-10 Jan Hubicka <jh@suse.cz>
8997 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9000 2007-01-10 Sa Liu <saliu@de.ibm.com>
9001 Ben Elliston <bje@au.ibm.com>
9003 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9004 for SAVE_NONLOCAL and Pmode for any other save level.
9005 * spu-protos.h (spu_restore_stack_block): Declare.
9006 * spu.md (save_stack_block): Remove.
9007 (restore_stack_block): Call spu_restore_stack_block.
9008 * spu.c (spu_restore_stack_block): New function.
9009 (spu_expand_epilogue): Remove old comment.
9011 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9013 PR tree-optimization/30322
9014 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9015 (cand_value_at): Return the value as aff_tree.
9016 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9017 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9018 aff_combination_mult): New functions.
9019 (aff_combination_add): Use aff_combination_add_cst.
9020 (aff_combination_convert): Allow conversions to a wider type.
9021 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9022 * tree-affine.h (aff_combination_mult): Declare.
9024 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9026 * doc/tm.texi: Update documentation to reflect reality of exec
9027 and start file search behaviours. Update copyright year.
9028 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9029 header file directories.
9031 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9034 (*cosxf2): Rename to cosxf2_i387.
9035 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9036 using X87MODEF12 mode macro. Rename patterns to
9037 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9039 (*cosdf2, *cossf2): Ditto.
9040 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9041 to match extended input operands.
9042 (sincos<mode>3): New expander.
9043 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9044 insn patterns and corresponding splitters.
9046 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9048 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9049 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9051 2007-01-09 Nicolas Pitre <nico@cam.org>
9054 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9056 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9058 * target.h (struct gcc_target): New field library_rtti_comdat.
9059 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9060 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9061 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9062 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9064 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9066 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9068 2007-01-08 Richard Guenther <rguenther@suse.de>
9070 * tree.h (force_fit_type_double): Export.
9071 (force_fit_type): Remove.
9072 * fold-const.c (force_fit_type_double): New function.
9073 (force_fit_type): Remove.
9074 (int_const_binop): Use it.
9075 (fold_convert_const_int_from_int): Likewise.
9076 (fold_convert_const_int_from_real): Likewise.
9077 (fold_div_compare): Likewise.
9078 (fold_sign_changed_comparison): Likewise.
9079 (fold_unary): Likewise.
9080 (fold_negate_const): Likewise.
9081 (fold_abs_const): Likewise.
9082 (fold_not_const): Likewise.
9083 * c-common.c (shorten_compare): Use force_fit_type_double.
9084 * convert.c (convert_to_pointer): Likewise.
9086 2007-01-08 Richard Guenther <rguenther@suse.de>
9088 * tree.h (build_int_cst_wide_type): Export.
9089 * tree.c (build_int_cst_wide_type): New function.
9090 (build_int_cst_wide): Fix comment.
9091 * builtins.c (fold_builtin_object_size): Use build_int_cst
9092 to build -1 or 0 of the correct type. Use fit_double_type
9093 to check for overflow.
9094 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9096 (decode_field_reference): Likewise.
9097 (all_ones_mask_p): Likewise.
9098 (native_interpret_int): Use build_int_cst_wide_type.
9099 (fold_binary): Use build_int_cst_type to build an all-ones
9101 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9103 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9105 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9107 2007-01-09 Ben Elliston <bje@au.ibm.com>
9109 * genautomata.c (STATS_OPTION): New option.
9110 (stats_flag): New flag.
9111 (gen_automata_option): Handle it.
9112 (initiate_automaton_gen): Ditto.
9113 (write_automata): Output statistics only if stats_flag is
9114 set. Likewise, output time statistics only if time_flag is set.
9115 * doc/md.texi (Processor pipeline description): Document new flag.
9117 2007-01-08 Richard Guenther <rguenther@suse.de>
9119 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9120 * tree.c (build_int_cst_type): Likewise.
9121 (size_in_bytes): Don't call force_fit_type on the result.
9122 (int_fits_type_p): Use fit_double_type.
9123 * fold-const.c (fit_double_type): New function.
9124 (force_fit_type): Use it.
9125 * tree.h (fit_double_type): Export.
9127 2007-01-08 Jan Hubicka <jh@suse.cz>
9129 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9130 * ipa.c (function_and_variable_visibility): Fix return type.
9132 2007-01-08 Richard Guenther <rguenther@suse.de>
9134 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9135 of offset to build the index.
9136 * tree-pretty-print.c (dump_generic_node): Don't build negated
9137 const just for printing.
9138 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9139 * builtins.c (fold_builtin_int_roundingfn): Check if result
9140 fits the type by using force_fit_type and comparing the result.
9141 * predict.c (predict_loops): Use compare_tree_int for comparison.
9142 * tree.c (build_int_cst): Fall back to integer_type_node for
9144 (build_int_cst_wide): Assert type is non-null.
9146 2007-01-08 Roberto Costa <roberto.costa@st.com>
9148 * tree-vrp.c (extract_range_from_cond_expr): New.
9149 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9150 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9152 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9153 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9154 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9155 used as expressions.
9156 * tree-object-size.c (cond_expr_object_size): New.
9157 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9159 2007-01-08 Jan Hubicka <jh@suse.cz>
9161 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9162 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9165 2007-01-08 Richard Guenther <rguenther@suse.de>
9167 PR tree-optimization/23603
9168 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9169 (extract_range_from_binary): Fall back to truthvalue instead of
9170 varying for TRUTH_*_EXPR.
9171 (extract_range_from_comparison): Fall back to truthvalue instead of
9173 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9174 if all visited PHI values were constant.
9176 2007-01-08 Jan Hubicka <jh@suse.cz>
9178 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9179 (cgraph_analyze_function): break out from ...
9180 (cgraph_finalize_compilation_unit): ... here.
9181 (cgraph_expand_function): Remove forgoten commented out line.
9182 (cgraph_optimize): Analyze functions.
9184 2007-01-08 Jan Hubicka <jh@suse.cz>
9186 * tree-pas.h (TODO_remove_function): New flag.
9187 (TODO_update*): Renumber.
9188 (pass_ipa_increase_alignment,
9189 pass_ipa_function_and_variable_visibility): New passes.
9190 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9191 (cgraph_function_and_variable_visibility): Move to ipa.c
9192 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9193 cgraph_increase_alignment.
9194 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9195 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9196 calling tree-inline.
9197 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9198 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9199 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9200 (gate_increase_alignment): New function.
9201 (pass_ipa_increase_alignment): New pass.
9202 * ipa.c: Inline tree-pass.h and timevar.h
9203 (function_and_variable_visibility): Move here from cgraphunit.c
9204 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9205 * passes.c (init_optimization_passes): Add the two new passes.
9206 (execute_todo): Handle cgraph_remove_functions.
9208 2007-01-08 Nick Clifton <nickc@redhat.com>
9210 * config/frv/predicates.md (reg_or_0_operand): Accept
9213 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9215 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9216 * config.gcc: Add bfin*-rtems*.
9218 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9220 * c.opt: Add -flax-vector-conversions.
9221 * c-typeck.c (convert_for_assignment): Pass flag to
9222 vector_types_convertible_p to allow emission of note.
9223 (digest_init): Likewise.
9224 * c-opts.c: Handle -flax-vector-conversions.
9225 * c-common.c (flag_lax_vector_conversions): New.
9226 (vector_types_convertible_p): Unless -flax-vector conversions
9227 has been passed, disallow conversions between vectors with
9228 differing numbers of subparts and/or element types. If such
9229 a conversion is disallowed, possibly emit a note on the first
9230 occasion only to inform the user of -flax-vector-conversions.
9231 The new last argument specifies this.
9232 * c-common.h (flag_lax_vector_conversions): New.
9233 (vector_types_convertible_p): Add extra argument.
9234 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9235 char_type_node for V*QI type vectors.
9236 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9237 Update to satisfy new typechecking rules.
9238 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9240 * doc/invoke.texi (C Dialect Options): Document
9241 -flax-vector-conversions.
9243 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9245 PR tree-optimization/29877
9246 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9247 a register variable on the RHS to not be replaceable.
9249 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9250 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9251 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9252 const_simm15, const_pow2, const_npow2): Added.
9253 * config/score/misc.md (insv, extv, extzv, movmemsi,
9254 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9255 * config/score/score.c (score_address_cost, score_select_cc_mode):
9257 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9258 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9259 Update score_print_operand.
9260 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9261 Adjust register allocate order and update some macro define.
9262 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9263 mdx_block_move_straight, mdx_block_move_loop_head,
9264 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9265 mdx_block_move): Added.
9266 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9267 mdp_limm): Updated and fix some bug and typo.
9268 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9269 (movsf, movdf, doloop_end): Added.
9271 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9273 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9274 config/arm/thumb2.md: Fix comment typos.
9275 * doc/extend.texi: Fix a typo.
9277 2007-01-07 Eric Christopher <echristo@apple.com>
9279 * configure.ac: Check for __stack_chk_fail for darwin.
9280 * configure: Regenerate.
9282 2007-01-07 Richard Guenther <rguenther@suse.de>
9284 * tree-vrp.c (extract_range_from_assert): CSE calls to
9285 compare_values where possible.
9286 (extract_range_from_unary_expr): Likewise.
9288 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9290 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9291 * config/avr/avr.c (call_insn_operand): Delete function.
9292 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9293 instead of register number. Use predicates.
9294 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9295 call_insn_operand): Add.
9297 2007-01-06 Jan Hubicka <jh@suse.cz>
9299 * tree-pass.h (pass_build_cgraph_edges): Declare.
9300 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9301 (visited_nodes): Remove.
9302 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9303 build_cgrpah_edges; make visited_nodes local.
9304 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9305 (record_references_in_initializer): Move to cgraphbuild.c
9306 (initialize_inline_failed, rebuild_cgraph_edges,
9307 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9308 (verify_cgraph_node): Make visited_nodes local.
9309 (cgraph_analyze_function): Do not call cgraph_create_edges and
9310 initialize_inline_failed.
9311 (cgraph_expand_function): Do not call cgraph_lower_function;
9312 assert that function is already lowered.
9313 * Makefile.in (cgraphbuild.o): New.
9314 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9315 at the end of lowering passes.
9317 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9319 * ifcvt.c (cond_move_convert_if_block): New function, code
9320 factored out from...
9321 (cond_move_process_if_block): ...here. Call the new function
9322 on the THEN and ELSE blocks.
9323 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9324 already takes care of this.
9326 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9329 * tree.h (TREE_OVERFLOW_P): New.
9330 * c-typeck.c (parser_build_unary_op): Warn only if result
9331 overflowed and operands did not.
9332 (parser_build_binary_op): Likewise.
9333 (convert_for_assignment): Remove redundant overflow_warning.
9334 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9336 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9338 * c-typeck.c (store_init_value): Split over two lines to follow
9339 the GNU coding style.
9341 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9343 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9344 __GXX_EXPERIMENTAL_CXX0X__.
9345 * doc/cpp.texi: Same.
9347 2007-01-05 Richard Guenther <rguenther@suse.de>
9350 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9351 with mismatched types. Instead explicitly build a
9352 conversion NOP_EXPR.
9354 2007-01-05 Ian Lance Taylor <iant@google.com>
9356 * c-common.c (decl_with_nonnull_addr_p): New function.
9357 (c_common_truthvalue_conversion): Call it.
9358 * c-typeck.c (build_binary_op): Likewise.
9359 * c-common.h (decl_with_nonnull_addr_p): Declare.
9361 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9364 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9367 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9369 * doc/install.texi (Final install): Document the fact that
9370 the GNAT runtime should not be stripped.
9372 2007-01-04 Jan Hubicka <jh@suse.cz>
9374 * tree-inline.c (fold_marked_statements): Update operand caches
9375 and EH after folding
9377 2007-01-04 Ian Lance Taylor <iant@google.com>
9379 * c-common.c (check_function_nonnull): Whitespace fix.
9381 2007-01-04 Jan Hubicka <jh@suse.cz>
9383 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9384 comitted older version of patch.
9385 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9386 function, celanup cfg and collect garbage.
9388 2007-01-04 Mike Stump <mrs@apple.com>
9390 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9393 2007-01-04 Eric Christopher <echristo@apple.com>
9395 * libgcc2.c (__bswapsi2): Use SItype.
9396 (__bswapdi2): Use DItype.
9397 * libgcc2.h: Update for above.
9399 2007-01-04 Paul Brook <paul@codesourcery.com>
9401 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9402 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9403 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9404 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9405 umulsi3_highpart): Make conditional on !arm_arch6.
9406 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9407 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9408 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9409 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9410 umulsi3_highpart_v6): New insns.
9412 2007-01-04 Roger Sayle <roger@eyesopen.com>
9414 * fold-const.c (fold_convert): When casting an expression to void,
9415 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9416 have a type. Instead of attempting to build a NOP_EXPR, return
9417 these "special" trees directly.
9419 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9421 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9422 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9423 rs6000_cost->fp not 0 as adjustment for outer NEG.
9425 2007-01-04 Jan Hubicka <jh@suse.cz>
9427 * cgraph.c (cgraph_release_function_body): New function.
9428 (cgraph_remove_node): Use it.
9429 * cgraph.h (cgraph_release_function_body): Declare.
9430 * cgraphunit.c (cgraph_expand_function): Use it.
9431 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9432 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9433 is initialized and while compilation of other function is running.
9434 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9435 statement CFG annotations from here to ...
9436 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9438 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9440 * cfgloop.h (enum li_flags): Make the constants powers of two.
9442 2007-01-04 Jan Hubicka <jh@suse.cz>
9444 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9446 (fold_marked_statements): New function.
9447 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9448 * tree-inline.h (copy_body_data): Add statements_to_fold.
9450 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9452 * config.gcc: Mention libgcc/config.host.
9453 * Makefile.in: Update comments mentioning libgcc.
9454 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9455 (all.cross, start.encap, rest.encap, rest.cross): Update
9456 dependencies for libgcc move.
9457 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9458 (clean-target, clean-target-libgcc): Delete.
9459 (srcdirify, GCC_EXTRA_PARTS): New macros.
9460 (libgcc-support, libgcc.mvars): New rules.
9461 (distclean): Remove mention of mklibgcc.
9462 (install): Don't reference INSTALL_LIBGCC.
9463 (install-common): Don't reference EXTRA_PARTS.
9464 (install-libgcc, install-multilib): Delete rules.
9465 * mklibgcc.in: Delete file.
9466 * doc/configfiles.texi: Don't mention mklibgcc.
9468 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9469 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9470 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9471 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9472 (mklibgcc, ldblspecs): Likewise.
9474 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9475 (posixpre.def): Use $(T).
9476 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9477 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9478 (SHLIB_LINK): Make dummy.
9479 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9481 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9483 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9484 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9485 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9486 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9488 * configure.ac (all_outputs): Remove mklibgcc.
9489 * configure: Regenerated.
9491 2007-01-03 Josh Conner <jconner@apple.com>
9494 * calls.c (compute_argument_addresses): Set stack and stack_slot
9495 for partial args, too.
9496 (store_one_arg): Use locate.size.constant for the size when
9497 generating a save_area.
9499 2007-01-03 Robert Kennedy <jimbob@google.com>
9501 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9502 whose definitions are deleted due to basic block merging.
9504 2007-01-03 Paul Brook <paul@codesourcery.com>
9507 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9509 (use_return_insn): Return 0 for Thumb interrupt functions.
9510 (print_multi_reg): Add rfe argument for IRQ returns.
9511 (arm_output_epilogue): Pop interrupt return address directly into PC.
9512 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9514 2007-01-03 Paul Brook <paul@codesourcery.com>
9516 Merge from sourcerygxx-4_1.
9517 * config/arm/thumb2.md: New file.
9518 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9520 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9521 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9522 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9523 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9525 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9526 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9528 * config/arm/ieee754-sf.S: Ditto.
9529 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9530 (thumb1_base_register_rtx_p): ... to this.
9531 (thumb_index_register_rtx_p): Rename...
9532 (thumb1_index_register_rtx_p): ... to this.
9533 (thumb_output_function_prologue): Rename...
9534 (thumb1_output_function_prologue): ... to this.
9535 (thumb_legitimate_address_p): Rename...
9536 (thumb1_legitimate_address_p): ... to this.
9537 (thumb_rtx_costs): Rename...
9538 (thumb1_rtx_costs): ... to this.
9539 (thumb_compute_save_reg_mask): Rename...
9540 (thumb1_compute_save_reg_mask): ... to this.
9541 (thumb_final_prescan_insn): Rename...
9542 (thumb1_final_prescan_insn): ... to this.
9543 (thumb_expand_epilogue): Rename...
9544 (thumb1_expand_epilogue): ... to this.
9545 (arm_unwind_emit_stm): Rename...
9546 (arm_unwind_emit_sequence): ... to this.
9547 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9548 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9549 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9550 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9551 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9552 thumb2_output_casesi): New functions.
9553 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9554 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9555 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9556 THUMB2_WORK_REGS): Define.
9557 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9558 arm_condexec_mask, arm_condexec_masklen)): New variables.
9559 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9560 (arm_override_options): Check new CPU capabilities.
9561 Set new architecture flag variables.
9562 (arm_isr_value): Handle v7m interrupt functions.
9563 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9565 (const_ok_for_arm): Handle Thumb-2 constants.
9566 (arm_gen_constant): Ditto. Use movw when available.
9567 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9569 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9570 (thumb_find_work_register, arm_load_pic_register,
9571 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9572 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9573 print_multi_reg, output_mov_long_double_fpa_from_arm,
9574 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9575 output_mov_double_fpa_from_arm, output_move_double,
9576 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9577 output_return_instruction, arm_output_function_prologue,
9578 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9579 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9580 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9581 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9582 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9583 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9585 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9586 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9587 (arm_file_start): Output directive for unified syntax.
9588 (arm_unwind_emit_set): Handle stack alignment instruction.
9589 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9590 Add v6t2, v7, v7a, v7r and v7m.
9591 (RETLDM): Add Thumb-2 code.
9592 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9593 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9594 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9595 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9596 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9597 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9598 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9599 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9600 ADJUST_INSN_LENGTH): Define.
9601 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9602 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9603 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9604 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9605 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9606 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9607 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9608 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9609 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9610 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9611 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9612 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9613 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9614 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9615 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9616 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9617 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9619 * config/arm/arm-tune.md: Regenerate.
9620 * config/arm/arm-protos.h: Update prototypes.
9621 * config/arm/vfp.md: Enable patterns for Thumb-2.
9622 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9623 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9624 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9625 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9626 * config/arm/libunwind.S: Add Thumb-2 code.
9627 * config/arm/constraints.md: Update include Thumb-2.
9628 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9629 * config/arm/ieee754-df.S: Ditto.
9630 * config/arm/bpabi.S: Ditto.
9631 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9632 * config/arm/predicates.md (low_register_operand,
9633 low_reg_or_int_operand, thumb_16bit_operator): New.
9634 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9635 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9636 * config/arm/t-arm-elf: Add armv7 multilib.
9637 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9639 (UNSPEC_STACK_ALIGN, ce_count): New.
9640 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9641 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9643 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9644 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9645 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9646 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9647 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9648 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9650 * doc/extend.texi: Document ARMv7-M interrupt functions.
9651 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9653 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9655 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9656 (struct _Unwind_Context): Rename args_size to flags, remove
9657 signal_frame field, add a new args_size field and version field.
9658 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9659 _Unwind_IsExtendedContext): New inline functions.
9660 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9661 Assume by_value array is only present if _Unwind_IsExtendedContext.
9662 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9663 _Unwind_IsSignalFrame.
9664 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9665 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9666 (uw_init_context_1): Initialize context->flags to
9667 EXTENDED_CONTEXT_BIT.
9668 * config/rs6000/linux-unwind.h (frob_update_context): Use
9669 _Unwind_SetSignalFrame.
9671 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9674 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9675 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9678 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9680 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9681 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9682 RET, AT_SP): Remove.
9683 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9686 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9687 * cfgbuild.c (find_basic_blocks): Likewise.
9688 * cfgrtl.c (rtl_create_basic_block): Likewise.
9689 * function.c (temp_slots_at_level): Likewise.
9690 * reg-stack.c (stack_regs_mentioned): Likewise.
9691 * regclass.c (allocate_reg_info): Likewise.
9692 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9693 set_bb_for_stmt, move_block_to_fn): Likewise.
9694 * tree-complex.c (tree_lower_complex): Likewise.
9695 * vec.h (VEC_safe_grow_cleared): New.
9697 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9699 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9701 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9702 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9704 * cfgloopmanip.c (scale_loop_frequencies): Export.
9705 (loopify): Scale the frequencies by prescribed coefficients.
9706 (set_zero_probability): New function.
9707 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9708 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9709 and frequencies according to arguments.
9710 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9712 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9713 * modulo-sched.c (sms_schedule): Set probabilities for entering
9714 versioned loop correctly.
9715 * tree-vect-transform.c (vect_transform_loop): Ditto.
9716 * cfgloop.h (loopify, loop_version): Declaration changed.
9717 (scale_loop_frequencies): Declared.
9719 2007-01-02 Jan Hubicka <jh@suse.cz>
9721 * cgraph.c: Include tree-flow.h
9722 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9724 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9725 * tree-pass.h (pass_all_early_optimizations): Declare.
9726 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9728 (cgraph_analyze_function): Do early_local_passes.
9729 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9730 Do not add referenced vars.
9731 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9733 (gate_all_early_local_passes): New gate.
9734 (pass_early_local_passes): Use new gate.
9735 (execute_early_local_optimizations): New functions.
9736 (gate_all_early_optimizations): New gate.
9737 (pass_all_early_optimizations): New pass.
9738 (execute_free_datastructures): Free SSA only when initialized.
9739 (gate_init_datastructures): Init only when optimizing.
9740 (tree_lowering_passes): Do early local passes when called late.
9741 * tree-profile.c (do_tree_profiling): Don't profile functions added
9743 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9744 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9746 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9747 during early_local_passes.
9748 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9751 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9753 * Makefile.in: Update copyright year.
9755 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9757 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9758 in $(lang_checks) and check-consistency targets.
9760 2007-01-02 Jan Hubicka <jh@suse.cz>
9762 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9763 Do not add referenced vars.
9764 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9766 * passes.c (init_optimization_passes): Put mudflap_2 after
9767 free_datastructures.
9769 2007-01-02 Jan Hubicka <jh@suse.cz>
9771 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9772 Set NOTHROW flag on call statements proved to be nothrow.
9773 Update statement of local calls so new pure/const functions are
9774 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9776 (tree_rest_of_compilation): Register hooks and initialize bitmap
9777 early. Do not set after_inlining flag.
9779 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9781 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9782 HOST_BITS_PER_LONGLONG
9784 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9787 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9788 warning for non-static initializers.
9790 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9792 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9793 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9794 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9795 Always use set_unique_reg_note to add REG_EQUAL notes.
9797 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9800 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9802 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9803 * cfgbuild.c (find_basic_blocks): Likewise.
9804 * cfgrtl.c (rtl_create_basic_block): Likewise.
9805 * function.c (temp_slots_at_level): Likewise.
9806 * reg-stack.c (stack_regs_mentioned): Likewise.
9807 * regclass.c (allocate_reg_info): Likewise.
9808 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9809 set_bb_for_stmt, move_block_to_fn): Likewise.
9810 * tree-complex.c (tree_lower_complex): Likewise.
9811 * vec.h (VEC_safe_grow_cleared): New.
9813 2007-01-02 Ian Lance Taylor <iant@google.com>
9815 * c-common.c (c_common_truthvalue_conversion): When warning about
9816 using an assignment as a truth value, set TREE_NO_WARNING.
9818 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9821 * c.opt (Wold-style-declaration): New.
9822 * doc/invoke.texi (C-only Warning Options): New.
9823 (Wold-style-declaration): Document it.
9824 (Wextra): Enabled by -Wextra.
9825 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9826 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9827 -Wold-style-declaration.
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 Douglas Gregor <doug.gregor@gmail.com>
9844 * c-common.c (c_common_nodes_and_builtins): Since variants of
9845 void_type_node get built before it is given a name, we need to
9846 give those variants the name, too.
9847 (complete_array_type): We need to work with the canonical main
9848 type of the array, from which we will build the qualified version.
9849 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9850 * print-tree.c (print_node): Display canonical type information
9852 * stor-layout.c (layout_type): When we don't know the
9853 alignment of a type for which we're building an array, we end up
9854 guessing wrong, so make the type require structural equality.
9855 * tree.c (make_node_stat): When we build a new type, it is its
9857 (build_type_attribute_qual_variant): When building an attribute
9858 variant, its canonical type is the non-attribute variant. However,
9859 if the attributes are target-dependent and they differ, we need to
9860 use structural equality checks for this type.
9861 (build_qualified_type): A qualified type is not equivalent to its
9862 unqualified variant; set the canonical type appropriately.
9863 (build_distinct_type_copy): When building a distinct type from
9864 another type, the new type is its own canonical type.
9865 (build_variant_type_copy): When building a new type variant, we
9866 assume that it is equivalent to the original type.
9867 (build_pointer_type_for_mode): When building a pointer type, also
9868 build a canonical type pointer.
9869 (build_reference_type_for_mode): When building a reference type,
9870 also build a canonical type reference.
9871 (build_index_type): When we can't hash an index type (e.g.,
9872 because its maximum value is negative), the index type requires
9873 structural equality tests.
9874 (build_array_type): Build the canonical form of an array type.
9875 (build_function_type): Function types require structural equality,
9876 because they contain default arguments, attributes, etc.
9877 (build_method_type_directly): Ditto for method types.
9878 (build_offset_type): Build the canonical offset type.
9879 (build_complex_type): Build the canonical vector type.
9880 (make_vector_type): Build the canonical vector type.
9881 * tree.h (TYPE_CANONICAL): New.
9882 (TYPE_STRUCTURAL_EQUALITY_P): New.
9883 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9884 (struct tree_type): Added "canonical" field.
9885 * params.h (VERIFY_CANONICAL_TYPES): New.
9886 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9887 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9888 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9889 * doc/invoke.texi (verify-canonical-types): Document --param
9890 parameter for verifying canonical types.
9892 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9894 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9895 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9896 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9897 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9899 * config/rs6000/e500.h: New.
9900 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9901 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9903 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9904 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9905 TARGET_E500_DOUBLE): Remove.
9906 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9907 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9908 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9909 * config/rs6000/rs6000.c (rs6000_override_options): Use
9912 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9914 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9915 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9916 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9917 rs6000_emit_cmove): Don't check TARGET_E500.
9918 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9919 sordered): Don't check TARGET_E500.
9921 2007-01-01 Eric Christopher <echristo@apple.com>
9923 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9924 HARD_REGISTER_NUM_P.
9926 2007-01-01 Roger Sayle <roger@eyesopen.com>
9928 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9929 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9930 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9933 2007-01-01 Mike Stump <mrs@apple.com>
9935 * configure.ac: Remove support for building with Apple's gcc-3.1.
9937 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9940 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9941 REG is a hard register. Do not modify REG before calling
9943 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9944 multiple of the size of YMODE for certain lowpart cases.
9946 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9949 * gimplify (voidify_wrapper_expr): Update for
9952 2007-01-01 Andreas Schwab <schwab@suse.de>
9955 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9956 save of BR0 in extra_spill_size instead of spill_size.
9957 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9959 (ia64_expand_epilogue): Restore BR0 from its new location.
9961 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9963 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9964 Use a temporary variable if the left hand side is not a gimple
9967 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9969 * gimplify.c (gimplify_return_expr): Make the temporary variable
9970 for the return expression, a gimple register variable.
9972 2007-01-01 Jan Hubicka <jh@suse.cz>
9974 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9977 2007-01-01 Mike Stump <mrs@apple.com>
9979 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9981 * config/darwin.c (machopic_select_rtx_section): Use
9983 (darwin_mergeable_constant_section): Likewise.
9984 * configure: Regenerate.
9985 * config.in: Regenerate.
9987 2007-01-01 Jan Hubicka <jh@suse.cz>
9988 Andrew Pinski <pinskia@gmail.com>
9990 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9991 before starting IPA passes.