1 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4 * opts.c (print_specific_help): Fix --help=<language>
6 (common_handle_option): Support --help=common.
8 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11 * gcc.c (main): Do not run the linker if
12 print_subprocess_help indicates that it shouldn't be
15 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18 * doc/invoke.texi (--help=): Document <languages> value, fix
19 formatting in tables of values.
21 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24 dllimport attribute of virtual methods.
26 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
28 * config/score/crti.asm: Change _bss_start to __bss_start.
29 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
30 (OUTGOING_REG_PARM_STACK_SPACE) update.
31 * config/score/score.opt: add options to make backend support
32 score5, score5u, score7 and score7d.
33 * config/score/score.md: Likewise.
34 * config/score/misc.md: Likewise.
35 * config/score/mac.md: Likewise.
36 * doc/invoke.texi: Likewise.
37 * doc/md.texi: update constraints define.
39 2007-04-03 Richard Henderson <rth@redhat.com>
41 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
42 an appropriate type, use the mode instead.
44 2007-04-03 Richard Sandiford <richard@codesourcery.com>
46 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
47 Set the default --with-arch setting to mips2.
48 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
49 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
50 (MULTILIB_OSDIRNAMES): Delete.
51 (MULTILIB_DIRNAMES): Define.
52 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
53 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
54 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
55 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
56 VXWORKS_OS_CPP_BUILTINS.
57 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
58 (MIPS_DEBUGGING_INFO): Undefine.
59 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
61 2007-04-03 Jakub Jelinek <jakub@redhat.com>
64 * fold-const.c (native_encode_real): Encode real.c provided longs
65 as a series of 32-bit native integers.
66 (native_interpret_real): Interpret buffer as a series of 32-bit
69 2007-04-03 Richard Guenther <rguenther@suse.de>
71 * genpreds.c (write_insn_constraint_len): Write function
72 optimized for CONSTRAINT_LEN implementation.
73 (write_tm_preds_h): Output insn_constraint_len inline and
74 use it for CONSTRAINT_LEN.
75 (write_insn_preds_c): Don't output insn_constraint_len.
76 * doc/md.texi (define_register_constraint): Document multi-letter
77 constraints shall have the same length if they start with the same
80 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (isinf<mode>2): Expand only when
84 TARGET_C99_FUNCTIONS is set.
86 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
88 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
89 (x86_64-*-linux*): Ditto.
90 * config/i386/i386.opt (mpc): New option.
91 * config/i386/i386.c (overrride_options): Handle
92 ix87_precision_string.
93 * config/i386/crtprec.c: New file.
94 * config/i386/t-crtpc: Ditto.
95 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
97 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
98 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
99 crtprec32.o, crtprec64.o and crtprec80.o.
101 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
103 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
105 2007-04-02 Eric Christopher <echristo@apple.com>
107 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
108 limitations on darwin.
110 2007-04-02 Anatoly Sokolov <aesok@post.ru>
113 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
115 2007-04-02 Dave Korn <dave.korn@artimi.com>
117 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
119 2007-04-02 Dave Korn <dave.korn@artimi.com>
121 * libgcc2.h (exception_descriptor): Don't forward-declare.
122 (__get_eh_table_language, __get_eh_table_version): Delete
123 prototypes of long-dead functions.
125 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
127 * ebitmap.h: New file
128 * ebitmap.c: New file
129 * Makefile.in (ebitmap.o): New target.
131 2007-04-01 Jan Hubicka <jh@suse.cz>
133 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
134 before very first instruction.
136 2007-04-01 Jan Hubicka <jh@suse.cz>
138 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
139 waring on 64bit hosts.
140 * bitmap.h: Fix typo in bitmap_head_def.
142 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
144 PR rtl-optimization/31391
145 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
146 into a DELETED_LABEL note, and the label is in an empty basic
147 block, update BB_END as well as BB_HEAD.
149 2007-04-01 Richard Henderson <rth@redhat.com>
151 PR tree-optimization/31169
152 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
153 to varying if the range is outside [0, prec-1].
155 2007-04-01 Richard Sandiford <richard@codesourcery.com>
158 * config/mips/mips.md (load_const_gp): New insn.
159 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
160 the MIPS16 GP pseudo register if no_new_pseudos.
161 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
163 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
166 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
168 (call_value): Likewise.
170 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
171 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
174 * doc/invoke.texi: (optimization options): Reword description
175 of -ffast-math. Document its primary purpose.
177 2007-03-31 Richard Guenther <rguenther@suse.de>
179 * omp-low.c (splay-tree.h): Include.
180 (lookup_decl): Replace splay-tree usage by pointer-map.
181 (maybe_lookup_decl): Likewise.
182 (new_omp_context): Likewise.
183 (delete_omp_context): Likewise.
184 * gimplify.c (splay-tree.h): Include.
185 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
187 (remap_ssa_name): Likewise.
188 (remap_decl): Likewise.
189 (remap_type_1): Likewise.
190 (remap_type): Likewise.
191 (copy_body_r): Likewise.
192 (expand_call_inline): Likewise.
193 (clone_body): Likewise.
194 (copy_tree_r): Likewise.
195 (remap_save_expr): Likewise.
196 (unsave_r): Likewise.
197 (unsave_expr_now): Likewise.
198 (tree_function_versioning): Likewise.
199 (build_duplicate_type): Likewise.
200 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
201 (struct copy_body_data): Replace splay-tree by pointer-map.
202 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
204 (gimplify.o): Depend on $(SPLAY_TREE_H).
205 (omp-low.p): Likewise.
207 2007-03-31 Anatoly Sokolov <aesok@post.ru>
209 * config/avr/predicates.md (even_register_operand,
210 odd_register_operand): New predicates.
211 * config/avr/avr.md (movw peephole2): New.
212 (movw_r peephole2): New.
214 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
216 * tree.h (get_signed_or_unsigned_type): New.
217 * fold-const.c (operand_equal_for_comparison_p): Use
218 get_signed_or_unsigned_type instead of
219 lang_hooks.types.signed_or_unsigned_type.
220 * expr.c (store_expr): Ditto.
221 * langhooks.c (get_signed_or_unsigned_type): New.
222 (lhd_signed_or_unsigned_type): New.
223 * langhooks.h (lhd_signed_or_unsigned_type): New.
224 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
226 2007-03-30 Richard Henderson <rth@redhat.com>
228 * tree-ssa-loop-ivopts.c: Include target.h.
229 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
230 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
231 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
232 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
234 2007-03-30 Richard Henderson <rth@redhat.com>
235 Kai Tietz <kai.tietz@onevision.com>
237 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
239 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
240 (TARGET_64BIT_MS_ABI): New.
241 (DBX_REGISTER_NUMBER): Handle 64-bit.
242 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
243 (LONG_TYPE_SIZE): Force to 32.
244 (REG_PARM_STACK_SPACE): New.
245 (OUTGOING_REG_PARM_STACK_SPACE): New.
246 (REGPARM_MAX, SSE_REGPARM_MAX): New.
247 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
248 (STACK_BOUNDARY): Use 128 for 64-bit.
249 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
250 Add 64-bit implementation.
251 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
253 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
254 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
255 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
256 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
257 (ix86_handle_cconv_attribute): Don't warn when ignoring if
259 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
260 (ix86_pass_by_reference): Likewise.
261 (ix86_function_value_regno_p): Likewise.
262 (ix86_build_builtin_va_list): Likewise.
263 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
264 (function_arg_advance_ms_64): New.
265 (function_arg_advance): Call it.
266 (function_arg_ms_64): New.
267 (function_arg): Call it.
268 (function_value_ms_64): New.
269 (ix86_function_value_1): Call it.
270 (return_in_memory_ms_64): New.
271 (ix86_return_in_memory): Call it.
272 (setup_incoming_varargs_ms_64): New.
273 (ix86_setup_incoming_varargs): Call it.
274 (ix86_expand_prologue): Handle 64-bit stack probing.
275 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
276 (output_pic_addr_const): Likewise.
277 (x86_this_parameter): Likewise.
278 (x86_output_mi_thunk): Likewise.
279 (x86_function_profiler): Likewise.
280 (TARGET_STRICT_ARGUMENT_NAMING): New.
281 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
282 (TARGET_64BIT_MS_ABI): New.
283 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
284 * config/i386/i386.md (allocate_stack_worker): Remove.
285 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
286 describe the clobber of eax without a match_scratch.
287 (allocate_stack_worker_postreload): Remove.
288 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
289 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
290 (allocate_stack_worker_rex64_postreload): Remove.
291 (allocate_stack): Handle 64-bit.
292 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
293 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
294 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
295 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
296 (STANDARD_STARTFILE_PREFIX_1): Likewise.
297 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
298 * config.build (x86_64-*-mingw*): New host.
299 * config.host (x86_64-*-mingw*): New host.
300 * config.gcc (x86_64-*-mingw*): New target.
301 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
303 2007-03-30 Richard Henderson <rth@redhat.com>
304 Kai Tietz <kai.tietz@onevision.com>
306 * c-pragma.c (struct def_pragma_macro_value): New.
307 (struct def_pragma_macro): New.
308 (pushed_macro_table): New.
309 (dpm_hash, dpm_eq): New.
310 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
311 (init_pragma): Install them.
312 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
314 2007-03-30 Anatoly Sokolov <aesok@post.ru>
316 * config/avr/avr.c (avr_override_options): Clear
317 'flag_delete_null_pointer_checks'.
319 2007-03-30 Paolo Carlini <pcarlini@suse.de>
322 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
323 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
324 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
325 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
326 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
327 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
328 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
330 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
332 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
334 * regmove.c: Move all of pass_stack_adjustments from here...
335 * combine-stack-adj.c: ...to this new file.
336 * Makefile.in: Add rules for combine-stack-adj.o.
338 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
340 PR tree-optimization/31383
341 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
342 to have the same length.
344 2007-03-30 Jan Hubicka <jh@suse.cz>
347 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
348 availablility; add more sanity checking; ask varpool only about
351 2007-03-29 Richard Henderson <rth@redhat.com>
353 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
354 to decide, but __SIZEOF_LONG_LONG__.
356 2007-03-29 Richard Henderson <rth@redhat.com>
358 * emutls.c (struct __emutls_array): New.
359 (emutls_destroy): Use it instead of casting element 0 from void*.
360 (__emutls_get_address): Likewise.
362 2007-03-29 Richard Henderson <rth@redhat.com>
364 * varasm.c (initializer_constant_valid_p): Don't deny
365 DECL_DLLIMPORT_P on functions.
367 * config/i386/cygming.h: Remove function declarations.
368 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
369 (ASM_OUTPUT_LABELREF): Remove.
370 (COMMON_ASM_OP): Remove.
371 (ASM_OUTPUT_COMMON): Remove.
372 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
373 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
374 (ASM_DECLARE_FUNCTION_NAME): Likewise.
375 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
376 Rename from TARGET_ENCODE_SECTION_INFO.
377 * config/i386/netware.h: Likewise.
378 * config/i386/i386-protos.h: Update.
379 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
380 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
381 (legitimate_constant_p): Reject dllimports.
382 (dllimport_map, get_dllimport_decl): New.
383 (legitimize_dllimport_symbol): New.
384 (legitimize_address, ix86_expand_move): Use it.
385 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
386 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
387 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
388 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
389 * config/i386/predicates.md (constant_call_address_operand): Only
390 accept symbols; reject dllimport_p symbols.
391 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
392 i386_pe_maybe_record_exported_symbol.
393 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
394 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
395 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
396 trust the setting of DECL_DLLIMPORT_P.
397 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
398 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
399 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
400 tidy the argument scanning loop.
401 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
402 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
403 (i386_pe_strip_name_encoding): Remove.
404 (i386_pe_binds_local_p): New.
405 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
406 (i386_pe_output_labelref): Remove.
407 (i386_pe_asm_output_aligned_decl_common): New.
408 (i386_pe_maybe_record_exported_symbol): Rename from
409 i386_pe_record_exported_symbol; check for dllexported symbols.
411 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
413 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
414 add comment explaining why vsnprintf cannot be used.
416 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
418 PR tree-optimization/30666
419 * tree.c (build_complex_type): When creating type names for DWARF2
420 debug info, create TYPE_DECLs for TYPE_NAME instead of
422 (build_common_tree_nodes_2): Use build_complex_type when building
423 predefined complex types, to preserve canonical types.
425 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
427 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
428 (noce_get_alt_condition): Look at it to determine whether to
429 reverse the condition or not.
430 (noce_get_condition): Substitute the truth for lies.
431 (noce_find_if_block): Set the then_else_reversed field.
433 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
435 * config/fr30/fr30.md (movdi): Do not accept immediates as the
436 destination of this insn.
437 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
438 than calling gen_rtx_SET directly. Use r0 to hold the value of
439 'address + 4' rather than a stack based temporary which can be
442 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
444 * config/s390/s390.c (s390_secondary_input_reload_class,
445 s390_secondary_output_reload_class): Functions removed.
446 (s390_secondary_reload): New function.
447 (TARGET_SECONDARY_RELOAD): Target macro defined.
448 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
449 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
450 * config/s390/s390.md ("reload_outti", "reload_outdi",
451 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
452 "reload_out<mode>"): Expanders removed.
453 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
454 "reload<mode>_nonoffmem_out"): Expanders added.
456 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
458 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
459 SRC->DEST replacement failed anyway.
461 2007-03-28 Mike Stump <mrs@apple.com>
463 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
464 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
465 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
467 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
469 * config.gcc: Accept barcelona as a variant of amdfam10.
470 * config/i386/i386.c (override_options): Likewise.
471 * doc/invoke.texi: Likewise.
473 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
475 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
476 offsets for BIT_FIELD_REF and COMPONENT_REF.
478 2007-03-28 Richard Guenther <rguenther@suse.de>
480 * tree.c (is_global_var): Move ...
481 * tree-flow-inline.h (is_global_var): ... here.
482 * tree.h (is_global_var): Remove declaration.
484 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
488 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
489 * config/i386/i386.c (ix86_tune_features): Initialize new
491 * config/i386/predicates.md (promotable_binary_operator): Use
492 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
494 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
497 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
499 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
501 * config/fr30/fr30.md (movsi_internal): Change destination
502 constraint from m to V and add m to the end.
504 2007-03-28 Christian Bruel <christian.bruel@st.com>
506 * config/sh/sh.md (movsi_i): Fix type attribute.
508 2007-03-28 Christian Bruel <christian.bruel@st.com>
510 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
511 (movsf_ie): Likewise.
513 2007-03-28 Christian Bruel <christian.bruel@st.com>
515 * config.gcc: Add sh4-300 to multilib.
516 * config/sh/t-mlib-sh4-300: New file.
518 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
520 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
521 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
523 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
524 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
525 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
526 "fixuns_trunctddi2"): Whitespace fix.
528 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
530 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
531 the definition of struct sh_args.
532 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
533 CALL_COOKIE_INT_REG_GET): Likewise.
535 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
537 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
538 transformations are applied successfully.
540 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
542 * tree.c (tree_contains_struct): Permit 512 tree codes.
543 * tree.h (tree_contains_struct): Ditto.
544 (MAX_TREE_CODES): Ditto.
545 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
546 SPARE member to store remaining padding bits.
548 2007-03-27 Anatoly Sokolov <aesok@post.ru>
550 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
553 2007-03-27 Janis Johnson <janis187@us.ibm.com>
555 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
556 * configure: Regenerate.
558 * configure: Regenerate using the correct version of autoconf.
560 2007-03-27 Anatoly Sokolov <aesok@post.ru>
562 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
564 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
565 regs to "__SP_L__" and "__SP_H__".
567 2007-03-27 Richard Guenther <rguenther@suse.de>
569 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
570 computations with it with a HOST_WIDE_INT variable.
572 2007-03-26 Mike Stump <mrs@apple.com>
574 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
575 objective-c-header, objective-c++-header and objc++-cpp-output
577 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
579 2007-03-26 Richard Henderson <rth@redhat.com>
582 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
583 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
584 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
585 IX86_BUILTIN_PSRLQ128): New.
586 (ix86_init_mmx_sse_builtins): Add them.
587 (ix86_expand_builtin): Expand them.
588 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
590 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
591 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
592 _mm_srli_epi64): Mark __B const.
593 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
594 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
595 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
596 new two-vector shift builtins.
598 2007-03-26 Ian Lance Taylor <iant@google.com>
600 PR tree-optimization/31345
601 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
602 [+INF, +INF(OVF)] into VARYING.
604 2007-03-26 Zack Weinberg <zackw@panix.com>
606 * gengtype-parse.c: New file.
607 * gengtype-yacc.y: Delete.
608 * gengtype-lex.l: Don't include gengtype-yacc.h.
609 Define YY_DECL and yyterminate appropriately for recursive
610 descent parser. yylval is now a string out-parameter to yylex.
611 (HWS, EOID): New shorthand.
612 (IWORD): Add a couple more types.
613 (yylex): Add a setup stanza. Remove the complex rules for
614 detecting GTY'ed types and typedefs; replace with simple
615 keyword detectors. Adjust everything for the changed
616 definition of yylval. Ignore all pp-directives, not just #define.
618 (parse_file): Rename yybegin; do not call yyparse.
620 * gengtype.c (xasprintf): Export again.
621 (this_file): New. Use everywhere __FILE__ was being used.
622 (get_lang_bitmap): Special case types defined in gengtype.c.
623 (do_typedef, new_structure): Suppress definition of certain types.
624 (new_structure): Improve diagnostics of duplicate definitions.
625 Make sure location_s is associated with input.h.
626 (nreverse_pairs, define_location_structures): New functions.
627 (main): Improve tagging of kludge types. Remove old kludges
628 for input.h types; use define_location_structures.
629 * gengtype.h: Update prototypes. Define token codes here.
630 * Makefile.in: Remove all references to gengtype-yacc.
631 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
633 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
634 add GTY((skip)) to the field that's only conditionally there.
635 * doc/install.texi: Document that Bison is no longer required
636 unless building treelang.
638 * gengtype.c: Don't include gtyp-gen.h.
639 (srcdir): Declare here.
640 (base_files, lang_dir_names): Allocate dynamically.
641 (gt_files, num_gt_files, num_lang_dirs): New globals.
642 (measure_input_list, read_input_line, read_input_list)
643 (set_lang_bitmap): New functions.
644 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
645 simplify, relying on read_input_list to set up the bitmaps.
646 (main): Arguments are no longer unused. Check for correct number
647 of command line arguments, set srcdir and srcdir_len, then call
648 read_input_list, before doing anything else. No need to worry
649 about duplicates in main loop.
650 * configure.ac: Simplify the calculation of all_gtfiles.
651 Put language tags in there. Don't set or substitute
652 all_gtfiles_files_langs or all_gtfiles_files_frags.
653 * Makefile.in: Revamp the way gengtype is invoked, now that it
654 takes a file on its command line with a much simpler format.
655 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
656 (GTFILES): Remove duplicates and C source files.
657 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
658 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
659 * configure: Regenerate.
661 * gengtype.h: Remove all type definitions to gengtype.c; leave
662 only definitions of options_p, type_p, and pair_p as opaque
663 pointers. Update prototypes.
664 * gengtype.c: Many type definitions moved here from gengtype.h.
665 Consolidate type definitions at the top of the file.
666 (xvasprintf): Delete.
667 (xasprintf): Make static.
668 (create_nested_pointer_option): Add 'next' parameter.
669 (create_field_all, create_field_at): New functions.
670 (create_field): Now a thin wrapper around create_field_all.
671 (create_optional_field): Rename create_optional_field_ and add
672 line argument. Original name is now a macro which supplies
674 (oprintf): Use vsnprintf directly.
675 (close_output_files): Use fatal rather than perror/exit.
676 (note_def_vec, note_def_vec_alloc): Use create_field_at.
677 (main): Set progname. Don't use exit.
678 * gengtype-yacc.y (struct_fields): Use create_field_at.
679 (option, optionseqopt): Delete.
680 (optionseq): Consolidate productions from option here so we
681 can use the first argument to create_option.
683 * gengtype-lex.l: Distinguish unions from structures in the
684 token type. Don't call find_structure; return the tag as a string.
685 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
686 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
687 Reorganize typedef_struct production accordingly.
688 Use create_nested_ptr_option.
689 * gengtype.c (create_nested_ptr_option): New function.
690 * gengtype.h: Declare it.
692 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
693 (string_type): Don't declare.
694 (do_scalar_typedef): Declare.
695 (create_scalar_type): Update prototype.
696 * gengtype.c (string_type): Make static.
697 (scalar_nonchar, scalar_char): New.
698 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
699 (resolve_typedef): Use scalar_nonchar for error recovery.
700 (create_scalar_type): Remove name_len field. Return scalar_char
701 or scalar_nonchar as appropriate.
702 (adjust_field_type): Look at scalar_is_char boolean to decide whether
704 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
706 (main): Initialize scalar_char and scalar_nonchar before calling
708 * gengtype-lex.l: Adjust for removal of second argument to
709 create_scalar_type. Use yylval.s instead of yylval.t when
711 * gengtype-yacc.y: Type of SCALAR is string. Call
712 create_scalar_type from type:SCALAR rule. Adjust for removal of
713 second argument to create_scalar_type.
715 * vec.h: Remove all #if IN_GENGTYPE blocks.
716 Add comment saying that changes may require adjustments to gengtype.
717 * gengtype.c: Don't include coretypes.h or tm.h.
718 Add comment to inclusion of errors.h.
719 (note_def_vec, note_def_vec_alloc): New functions.
720 * gengtype.h: Declare new functions.
721 * gengtype-lex.l: Don't include coretypes.h.
722 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
724 (update_lineno): Remove unnecessary prototype.
725 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
726 (VEC rule): Just return VEC_TOKEN.
727 * gengtype-yacc.y (VEC_TOKEN): New token type.
728 (type): Add a production for VEC(a,b).
729 * Makefile.in: Update dependencies.
731 * gengtype-lex.l: Remove rules for parsing pointer-to-function
732 typedefs that use the old PARAMS macro.
734 * gengtype-lex.l: Remove all rules and states relating to yacc
736 * gengtype-yacc.y: Similarly.
737 * gengtype.c (note_yacc_type): Delete function.
738 * gengtype.h: Update prototypes.
740 2007-03-26 Joseph Myers <joseph@codesourcery.com>
742 * tree-pretty-print.c (dump_generic_node): Report precision of
743 unnamed integer types.
745 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
747 * ifcvt.c (noce_try_store_flag_constants): Don't check
749 (noce_try_store_flag_constants): Don't check no_new_pseudos.
750 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
751 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
752 noce_try_sign_mask): Likewise.
753 (if_convert): Check no_new_pseudos here.
755 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
757 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
758 (noce_get_condition): Handle new then_else_reversed argument.
759 (noce_init_if_info): Remove, fold into noce_find_if_block.
760 (noce_process_if_block): Take a struct noce_if_info as the
761 argument. Don't set up one based on ce_if_info. Update pointer
762 references accordingly.
763 (cond_move_process_if_block): Likewise.
764 (process_if_block): Removed.
765 (find_if_block): Removed. Move functionality two new functions,
766 noce_find_if_block and cond_exec_find_if_block.
767 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
768 blocks and the symmetric IF-ELSE-JOIN case.
769 (cond_exec_find_if_block): Also new function mostly based on old
770 find_if_block and process_if_block.
771 (find_if_header): Replace find_if_block call with separately
772 guarded calls to noce_find_if_block and cond_exec_find_if_block.
773 (find_cond_trap): Update noce_get_condition call.
774 (dead_or_predicable): Likewise.
776 2007-03-26 Jakub Jelinek <jakub@redhat.com>
778 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
780 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
781 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
782 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
783 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
784 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
785 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
786 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
787 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
788 __builtin_ia32_psrad128 builtins.
790 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
792 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
793 * config/i386/constraints.md
794 (define_constraint "I"): Use IN_RANGE macro.
795 (define_constraint "J"): Ditto.
796 (define_constraint "K"): Ditto.
797 (define_constraint "M"): Ditto.
798 (define_constraint "N"): Ditto.
799 (define_constraint "O"): Ditto.
800 * config/i386/predicates.md
801 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
802 (define_predicate "const_0_to_3_operand"): Ditto.
803 (define_predicate "const_0_to_7_operand"): Ditto.
804 (define_predicate "const_0_to_15_operand"): Ditto.
805 (define_predicate "const_0_to_63_operand"): Ditto.
806 (define_predicate "const_0_to_255_operand"): Ditto.
807 (define_predicate "const_1_to_31_operand"): Ditto.
808 (define_predicate "const_2_to_3_operand"): Ditto.
809 (define_predicate "const_4_to_7_operand"): Ditto.
811 2007-03-25 David Edelsohn <edelsohn@gnu.org>
813 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
814 in SImode for save_world.
815 * config/rs6000/altivec.md (save_world, restore_world): Convert to
818 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
820 PR tree-optimization/30784
821 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
824 2007-03-25 Revital Eres <eres@il.ibm.com>
826 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
827 Fold movement_possibility function into it.
829 2007-03-25 David Edelsohn <edelsohn@gnu.org>
831 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
832 (load_macho_picbase_{si,di}): Convert to LR hard reg.
833 (call_indirect_nonlocal_darwin64): Same.
834 (call_nonlocal_darwin64): Same.
835 (call_value_indirect_nonlocal_darwin64): Same.
836 (call_value_nonlocal_darwin64): Same.
837 (sibcall_nonlocal_darwin64): Same.
838 (sibcall_value_nonlocal_darwin64): Same.
839 (sibcall_symbolic_64): Same.
840 (sibcall_value_symbolic_64): Same.
841 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
843 (rs6000_emit_load_toc_table): Same.
844 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
845 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
851 (load_toc_v4_pic_si): Same
852 (load_toc_v4_PIC_1): Same.
853 (load_toc_v4_PIC_1b): Same.
854 (call_indirect_aix{32,64}): Same.
855 (call_value_indirect_aix{32,64}): Same.
858 (call_local{32,64}): Same.
859 (call_value_local{32,64}): Same.
860 (call_indirect_nonlocal_aix{32,64}): Same.
861 (call_nonlocal_aix{32,64}): Same.
862 (call_value_indirect_nonlocal_aix{32,64}): Same.
863 (call_value_nonlocal_aix{32,64}): Same.
864 (call_indirect_nonlocal_sysv<mode>): Same.
865 (call_nonlocal_sysv<mode>): Same.
866 (call_value_indirect_nonlocal_sysv<mode>): Same.
867 (call_value_nonlocal_sysv<mode>): Same.
869 (sibcall_local{32,64}): Same.
870 (sibcall_value_local{32,64}): Same.
871 (sibcall_nonlocal_aix{32,64}): Same.
872 (sibcall_value_nonlocal_aix{32,64}): Same.
873 (sibcall_nonlocal_sysv<mode>): Same.
874 (sibcall_value): Same.
875 (sibcall_value_nonlocal_sysv<mode>): Same.
877 2007-03-24 Paul Brook <paul@codesourcery.com>
879 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
880 * config/arm/linux-eabi.h: Remove legacy syscall hack.
882 2007-03-24 Richard Henderson <rth@redhat.com>
884 * config/ia64/constraints.md: New file.
885 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
886 satisfies_constraint_?.
887 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
888 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
889 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
890 ia64_output_mi_thunk): Likewise.
891 (ia64_const_ok_for_letter_p): Remove.
892 (ia64_const_double_ok_for_letter_p): Remove.
893 (ia64_extra_constraint): Remove.
894 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
895 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
896 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
897 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
898 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
899 EXTRA_MEMORY_CONSTRAINT): Remove.
900 * config/ia64/ia64.md: Include constriants.md. Replace
901 CONST_OK_FOR_? with satisfies_constraint_?.
903 2007-03-23 Michael Meissner <michael.meissner@amd.com>
904 H.J. Lu <hongjiu.lu@intel.com>
906 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
908 (name macros): Use DPD_BID_NAME to convert names properly.
910 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
911 decimal floating point format.
912 (init_floating_libfuncs): Change decimal functions so that they
913 have a "bid_" prefix if the decimal system uses the BID format,
914 and "dpd_" prefix if the decimal system uses the DPD format.
915 (init_interclass_conv_libfuncs): Ditto.
916 (init_intraclass_conv_libfuncs): Ditto.
918 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
919 using the BID format.
921 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
922 whether we are using the BID decimal format.
923 * configure: Regenerate.
925 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
926 the compiler has decimal floating point enabled. Define
927 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
930 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
931 using the BID format.
933 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
934 whether we are using the BID decimal format.
935 * configure: Regenerate.
937 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
938 the compiler has decimal floating point enabled. Define
939 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
942 * doc/install.texi (--enable-decimal-float): Document BID and DPD
943 options, and that it is enabled for i386/x86_64 systems.
945 * Makefile.in (enable_decimal_float): New.
947 (DECNUMINC): Add -I$(DECNUMFMT).
948 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
949 to $(DECNUMFMT) from $(DECNUM).
951 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
952 Substitute enable_decimal_float.
953 * configure: Regenerated.
956 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
959 * configure.ac: Enable decimal float for x86_64-*-linux*.
960 * configure: Regenerated.
963 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
964 decimal128ClearSign to flip and clear the sign bit in decimal128.
965 (decimal_real_maxval): Set decimal128SetSign to set the sign
968 2007-03-23 Ian Lance Taylor <iant@google.com>
970 * fold-const.c (fold_binary): Correct warning for X - c >= X.
972 2007-03-23 Ian Lance Taylor <iant@google.com>
974 * tree-dump.c (dump_files): Correct comment.
976 2007-03-23 Ian Lance Taylor <iant@google.com>
978 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
980 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
982 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
983 in cfglayout mode. Don't go into and out of cfglayout mode.
984 Link the blocks in the order of the constructed traces.
985 (rest_of_handle_tracer): Adjust call to tracer.
986 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
987 Don't go into cfglayout mode.
988 (rtl_loop_done): Don't go out of cfglayout mode.
989 * cfglayout.c (relink_block_chain): New function, split out from...
990 (fixup_reorder_chain): ...here. Remove redundant checking.
991 (cfg_layout_finalize): Don't clear the header, footer, and aux
992 fields here, move the code to do so to relink_block_chain. Likewise
993 for free_original_copy_tables.
994 * rtl.h (tracer): Update prototype.
995 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
996 Assert we are in cfglayout mode. Don't go into and out of cfglayout
997 mode. Use relink_block_chain to serialize the CFG according to the
998 new basic block order. Move targetm.cannot_modify_jumps_p check from
1000 (gate_handle_reorder_blocks): ...to here.
1001 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1003 (gate_duplicate_computed_gotos): ...to here.
1004 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1005 something always changes when going into and out of cfglayout mode.
1006 Perform an expensive cfg cleanup while going into cfglayout mode.
1007 Always update liveness information on HAVE_conditional_execution
1008 targets. Reserialize the basic blocks and go out of cfglayout mode.
1009 * reg-stack.c: Include cfglayout.h.
1010 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1011 the call to reorder_basic_blocks.
1012 * basic-block.h (reorder_basic_blocks): Update prototype.
1013 (relink_block_chain): New prototype.
1014 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1016 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1018 * config/mips/mips.md (type, hazard, *movdi_32bit,
1019 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1020 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1021 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1022 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1023 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1025 (movcc): Change first xfer to multi.
1026 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1027 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1028 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1029 config/mips/generic.md: Change reservations using "xfer" to use
1031 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1032 using match_operand.
1033 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1034 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1036 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1038 2007-03-22 Richard Henderson <rth@redhat.com>
1040 * config/i386/i386.c: Remove unnecessary function declarations.
1041 Move targetm definition, and all related macros, to the end of
1042 the file. Resort some functions to put definitions before uses.
1043 (ix86_attribute_table): Make static. Move to end of file.
1044 (ix86_gimplify_va_arg): Make static.
1046 2007-03-22 Richard Henderson <rth@redhat.com>
1048 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1049 don't increase local_regparm with force_align_arg_pointer check.
1050 (ix86_function_sseregparm): Assert 32-bit.
1051 (type_has_variadic_args_p): New.
1052 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1053 type_has_variadic_args_p.
1054 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1055 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1056 use memset instead. Do maybe_vaarg check first; skip attribute
1057 tests if true; skip attribute tests for 64-bit.
1058 (construct_container): Remove TARGET_DEBUG_ARG.
1059 (function_arg_advance_32, function_arg_advance_64): Split out ...
1060 (function_arg_advance): ... from here.
1061 (function_arg_32, function_arg_64): Split out ...
1062 (function_arg): ... from here.
1063 (ix86_pass_by_reference): Tidy.
1064 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1065 (function_value_32): New, from parts of ix86_function_value
1066 and ix86_value_regno.
1067 (function_value_64): New, from parts of ix86_function_value
1068 and ix86_libcall_value.
1069 (ix86_function_value_1): New.
1070 (ix86_function_value, ix86_libcall_value): Use it.
1071 (return_in_memory_32, return_in_memory_64): Split out ...
1072 (ix86_return_in_memory): ... from here.
1073 (ix86_struct_value_rtx): Skip for 64-bit.
1074 (ix86_libcall_value, ix86_value_regno): Remove.
1075 (setup_incoming_varargs_64): Split out ...
1076 (ix86_setup_incoming_varargs): ... from here.
1077 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1078 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1079 * config/i386/i386-protos.h (ix86_function_value): Remove.
1080 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1082 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1085 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1086 infinities not supported, otherwise emit warning if -Woverflow. On
1087 underflow, emit warning if -Woverflow.
1088 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1090 * real.h (real_from_string): Update declaration
1092 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1093 Richard Henderson <rth@redhat.com>
1095 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1096 * calls.c (compute_argument_block_size, expand_call,
1097 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1098 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1099 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1100 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1101 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1102 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1103 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1104 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1107 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1109 * c-incpath.c (add_sysroot_to_chain): New.
1110 (merge_include_chains): Add sysroot argument. Call
1111 add_sysroot_to_chain if sysrooted.
1112 (register_include_chains): Update call to merge_include_chains.
1113 * doc/cppopts.texi: Document use of '=' in include directory
1116 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1119 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1120 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1121 insn pattern using X87MODEF12 mode macro.
1123 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1125 * regmove.c (regmove_optimize): Use reg_mentioned_p
1126 instead of reg_overlap_mentioned_p for DST.
1128 2007-03-21 Mike Stump <mrs@apple.com>
1130 * c.opt: Fixup for Objective-C/C++.
1132 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1134 * explow.c (convert_memory_address): Fold memory reference when
1135 POINTERS_EXTEND_UNSIGNED < 0
1137 2007-03-21 Richard Henderson <rth@redhat.com>
1140 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1141 * config/i386/mmintrin.h (__m64): Likewise.
1142 * config/i386/xmmintrin.h (__m128): Likewise.
1144 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1146 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1147 (VXWORKS_OS_CPP_BUILTINS): Define.
1148 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1149 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1151 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1153 * rtl.h (constant_pool_reference_p): Delete.
1154 (find_constant_src): Declare.
1155 * rtlanal.c (find_constant_src): New function.
1156 * simplify-rtx.c (constant_pool_reference_p): Delete.
1157 * config/i386/i386.md: Use find_constant_src instead of
1158 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1160 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1162 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1163 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1165 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1167 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1168 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1169 (arm_elf_asm_constructor): Use it.
1170 (arm_elf_asm_destructor): New function.
1172 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1174 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1176 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1178 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1180 2007-03-19 Andrew Haley <aph@redhat.com>
1182 PR tree-optimization/31264
1183 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1186 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1188 PR rtl-optimization/30907
1189 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1190 (fwprop_init): Always call loop_optimizer_initialize.
1191 (fwprop_done): Always call loop_optimizer_finalize.
1192 (fwprop): We always have loop info now.
1193 (gate_fwprop_addr): Remove.
1194 (pass_fwprop_addr): Use gate_fwprop as gate.
1196 PR rtl-optimization/30841
1197 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1198 df_chain_alloc): Call df_reorganize_refs unconditionally.
1199 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1200 refs_organized to refs_organized_size.
1201 (df_ref_create_structure): Use refs_organized_size instead of
1202 bitmap_size if refs had been organized, and keep refs_organized_size
1204 * df.h (struct df_ref_info): Change refs_organized to
1205 refs_organized_size.
1206 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1209 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1211 * except.c (output_function_exception_table): Do not reference the
1212 EH personality routine for functions that do not require an
1215 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1218 * c-typeck.c (convert_for_assignment): Call comptypes for
1219 RECORD_TYPE or UNION_TYPE.
1222 * reload1.c (reload): Do invalid ASM checking after
1223 cleanup_subreg_operands.
1225 2007-03-19 Jeff Law <law@redhat.com>
1227 * tree-cfg.c (find_taken_edge): Tighten conditions for
1228 optimizing computed gotos.
1230 2007-03-19 Michael Matz <matz@suse.de>
1232 * builtins.c (expand_builtin_sync_operation,
1233 expand_builtin_compare_and_swap,
1234 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1237 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1238 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1241 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1243 * doc/tm.texi: Add brackets around the return type of
1244 TARGET_SECONDARY_RELOAD.
1246 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1247 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/31254
1250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1251 Use handled_component_p () where appropriate. Continue
1252 propagating into the rhs if we propagated into an INDIRECT_REF
1255 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1257 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1258 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1259 (xde, xdee): Mode attributes adjusted to support DFP modes.
1260 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1261 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1262 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1263 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1264 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1265 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1266 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1268 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1269 "movsf"): Insn definitions removed.
1270 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1271 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1272 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1274 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1275 "reload_in<mode>", "reload_out<mode>"): Expander added.
1276 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1279 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1281 * config/s390/s390.md: Only non-functional changes. Renamed
1282 FPR mode macro to BFP all over the file.
1284 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1286 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1287 (op_type attribute): RRF instruction type added.
1288 (fT0): New mode attribute.
1289 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1290 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1291 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1292 no secondary memory is needed when moving DFmode values between GPRs
1295 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1297 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1298 inverted and documentation adjusted.
1299 ("mhard-dfp", "msoft-dfp"): New options.
1300 * config/s390/s390.c (s390_handle_arch_option): New architecture
1302 (override_options): Sanity checks for the new options added.
1303 * config.gcc: New architecture switch: z9-ec.
1304 * config/s390/s390.h (processor_flags): PF_DFP added.
1305 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1306 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1307 when the bit is NOT set so remove it from the defaults.
1309 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1311 * genemit.c (main): Print include statement for dfp.h.
1312 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1315 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1317 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1319 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1322 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1325 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1327 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1328 attr_length_call, output_call, output_indirect_call): Cleanup
1329 formatting of targetm calls.
1331 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1333 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1335 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1337 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1338 reservation, bypass and anti-bypass descriptions for these instructions.
1339 Update move patterns.
1340 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1343 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1345 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1346 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1347 (get_initial_def_for_reduction): Likewise.
1349 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1351 Fix PR tree-optimization/29922
1352 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1353 (get_representative): Removed.
1354 (value_dies_in_block_x): Update for rvuse removal.
1355 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1356 (compute_antic_aux): Handle when PHI nodes appear in
1357 non-single-successors.
1358 (dump_bitmap_of_names): Removed.
1359 (compute_antic_safe): Renamed and removed rvuse calculation.
1360 Calculate only antic safe.
1361 (insert_into_preds_of_block): Remove assert.
1362 (execute_pre): Update for renamed functions.
1363 (defer_or_phi_translate_block): New function.
1365 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1367 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1368 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1370 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1371 Follow spelling conventions.
1373 * tree-data-ref.h: Remove the prototype for analyze_array.
1375 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1377 PR tree-optimization/31041
1378 * tree-vect-transform.c (get_initial_def_for_induction): Call
1379 force_gimple_operand.
1381 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1383 * ipa-type-escape.c (look_for_casts) : Revert code to use
1384 handled_component_p due to ada test a-numaux.adb.
1386 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1388 * final.c (final_scan_insn): Alter the condition of a
1389 conditional trap if we have nonstandard CC.
1391 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1393 * configure.ac: Remove excess quoting from asm line 0 test.
1394 * configure: Rebuilt.
1396 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1398 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1399 * c-common.c (convert_and_check): Move warning logic to...
1400 (warnings_for_convert_and_check): ...here. Define.
1401 * c-common.h (warnings_for_convert_and_check): Declare.
1403 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1405 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1406 (output_call): Likewise.
1408 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1410 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1412 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1414 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1416 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1419 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1421 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1423 PR tree-optimization/31183
1424 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1425 Use double_int instead of unsigned int for representing access_strides.
1426 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1428 2007-03-16 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/31146
1431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1432 to allow recursion of forward_propagate_addr_expr.
1433 (forward_propagate_addr_into_variable_array_index): Likewise.
1434 (forward_propagate_addr_expr): Likewise.
1435 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1436 (forward_propagate_addr_expr_1): Recurse on simple copies
1437 instead of propagating into them. Do so for useless conversions
1439 (forward_propagate_addr_expr): Clean up unused statements after
1442 2007-03-16 Richard Guenther <rguenther@suse.de>
1444 * builtins.c (expand_builtin_cexpi): Use the right argument
1445 for the expansion via cexp.
1447 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1449 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1450 * configure: Rebuilt.
1452 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1455 * dwarf2out.c (force_type_die): Adjust comment.
1456 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1458 2007-03-15 DJ Delorie <dj@redhat.com>
1460 * config/frv/predicates.md (minmax_operator): Don't check operands
1463 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1465 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1466 Update constant estimates of number of iterations.
1467 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1468 argument renamed to "realistic".
1469 (compute_estimated_nb_iterations): Removed.
1470 (record_niter_bound): New function.
1471 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1472 call record_nonwrapping_iv with upper = false.
1473 (infer_loop_bounds_from_signedness): Pass upper argument to
1474 record_nonwrapping_iv.
1475 (estimate_numbers_of_iterations_loop): Do not call
1476 compute_estimated_nb_iterations. Record estimate based on profile
1477 information. Initialize the constant estimates of number of
1479 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1481 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1482 number of iterations is too small.
1483 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1484 (EST_NOT_AVAILABLE): Removed.
1485 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1486 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1489 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1491 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1492 Handle NE_EXPR guards.
1494 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1497 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1498 Set also -pedantic-errors by default for the preprocessor unless
1499 -fpermissive is given.
1501 2007-03-15 Richard Guenther <rguenther@suse.de>
1505 * builtins.c (expand_builtin_cexpi): As a fallback if we
1506 don't have builtins for sincos or cexp create a function
1507 declaration for cexp and expand to a call to that.
1508 (expand_builtin_int_roundingfn): Always fall
1509 back to floor/ceil and its variants even if they may be
1512 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1515 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1516 jump tables, move the call to delete_dead_jumptables from here...
1517 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1518 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1519 don't allow merging of blocks that try_redirect_by_replacing_jump
1520 also does not handle when not optimizing.
1522 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1523 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1525 * config/i386/i386.md (x86_sahf_1): Correctly handle
1528 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1532 x86_64_general_operand as operand[2] predicate. Remove "iF"
1533 from operand constraints and use "e" constraint instead.
1534 (*subti3_1, *subti3_1 splitter): Ditto.
1535 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1536 operand[1] predicate.
1538 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1540 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1541 arrays, multiply the access strides by the size of the sub-array.
1542 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1544 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1546 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1547 the configured assembler supports the sahf mnemonic.
1548 * configure: Regenerate.
1549 * config.in: Regenerate.
1551 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1552 emit "sahf" or ".byte\t0x9e" as asm template.
1554 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1557 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1558 option to replace hard coded TARGET_xxx in md file.
1559 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1560 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1561 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1562 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1563 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1564 (X86_TUNE_NOT_VECTORMODE): Ditto.
1565 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1566 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1567 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1568 (TUNE_SLOW_IMUL_IMM8): Ditto.
1569 (TUNE_MOVE_M1_VIA_OR): Ditto.
1570 (TUNE_NOT_UNPAIRABLE): Ditto.
1571 (TUNE_NOT_VECTORMODE): Ditto.
1573 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1576 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1577 tuning options instead of hard coded TARGET_xxx.
1578 (fix ssemode peephole2's): Ditto.
1579 (imul peephole2's): Ditto.
1581 (movdi_or_rex64): Ditto.
1582 (move peephole2): Ditto.
1583 (not peephole2's): Ditto.
1585 2007-03-14 Dirk Mueller <dmueller@suse.de>
1587 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1588 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1589 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1591 * c-parser.c (c_parser_do_statement): Warn about empty body in
1593 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1594 * doc/invoke.texi (-Wempty-body): Update documentation.
1596 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1599 * c-common.h (warn_for_div_by_zero): Declare.
1600 * c-common.c (warn_for_div_by_zero): Define.
1601 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1604 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1606 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1607 to PREFIX and STANDARD_PREFIX.
1609 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1610 Phil Edwards <phil@codesourcery.com>
1612 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1613 (__gthread_once_t): Remove busy field for RTPs.
1614 (__GTHREAD_ONCE_INIT): Update accordingly.
1616 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1618 * doc/invoke.texi: Document VxWorks options.
1620 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1622 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1624 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1626 PR tree-optimization/30590
1627 * tree-nrv.c (tree_nrv): Check for the partial update of the
1630 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1632 * flags.h (flag_random_seed): Remove declaration, in favor of...
1633 * toplev.h (get_random_seed, set_random_seed): ... these.
1634 * tree.c (get_file_function_name): Use the former.
1635 * opts.c (common_handle_option): Use the latter.
1638 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1641 * cse.c (cse_find_path): Do not bail out if a basic block that
1642 we already visited now becomes part of a path that starts at a
1643 different basic block. Just disallow this, to make sure we
1644 visit each basic block at most once.
1646 2007-03-13 Jan Hubicka <jh@suse.cz>
1648 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1649 when profile esitmate is present, calls with very low frequency are
1652 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1654 PR tree-optimization/30730
1655 PR tree-optimization/26900
1656 * tree-ssa-loop-niter.c: Include gmp.h.
1658 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1659 split_to_var_and_offset, determine_value_range,
1660 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1661 bound_difference, bounds_add, bounds_negate,
1662 number_of_iterations_ne_max, dump_affine_iv): New functions.
1663 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1664 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1665 difference of initial and final value of control iv to validate
1667 (number_of_iterations_cond): Add loop parameter. Determine bounds
1668 on the difference of the extremes of the control iv. Add dumps.
1669 (expand_simple_operations): Handle phi nodes.
1670 (simplify_using_initial_conditions): Do not record used conditions.
1671 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1672 Do not set additional_info.
1673 (implies_nonnegative_p, implies_ge_p): Removed.
1674 (derive_constant_upper_bound): Do not use parameter `additional'.
1675 (record_estimate): Parameter `additional' removed. Parameter
1676 `i_bound' added. Do not call derive_constant_upper_bound.
1677 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1678 bound the number of iterations estimate.
1679 (estimate_numbers_of_iterations_loop): Pass the estimate from
1680 the number of iterations analysis to record_estimate.
1681 * tree.h (multiple_of_p): Declare.
1682 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1683 (scev_const_prop): Do not check expression_expensive_p.
1684 * fold-const.c (multiple_of_p): Exported.
1685 * double-int.c (double_int_mask): Exported.
1686 * double-int.h (double_int_mask): Declare.
1687 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1688 field. Added max field.
1690 2007-03-13 David Taylor <taylor@candd.org>
1693 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1696 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1699 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1700 two unamed patterns.
1702 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.opt (mcx16, msahf): New options.
1705 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1706 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1708 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1709 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1710 Output -mcx16 and -msahf options when corresponding bit is set.
1712 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1715 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1717 * configure.ac: Test for assembler tolerance to # 0 "".
1718 * configure, config.in: Rebuilt.
1719 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1721 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1723 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1725 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1726 (handle_syscall): Handle direct system calls.
1727 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1729 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1731 * doc/invoke.texi: Fix cpp.info cross-reference.
1732 * doc/passes.texi: Fix gcc.info cross-reference.
1734 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1736 PR tree-optimization/30835
1737 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1738 bb_for_stmt is not NULL before accessing it.
1740 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1742 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1745 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1748 * doc/install.texi: Document --enable-stage1-languages
1750 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1752 * tree-pass.h (pass_into_cfg_layout_mode,
1753 pass_outof_cfg_layout_mode): Declare.
1754 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1755 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1756 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1757 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1759 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1761 * c-decl.c (warn_variable_length_array): New function.
1762 Refactored from grokdeclarator to handle warn_vla
1763 and handle unnamed array case.
1764 (grokdeclarator): Refactored VLA warning case.
1765 * c.opt (Wvla): New flag.
1766 * doc/invoke.texi (Wvla): New warning.
1768 2007-03-12 Richard Henderson <rth@redhat.com>
1770 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1771 (TARGET_SECTION_TYPE_FLAGS): New.
1773 2007-03-12 Richard Henderson <rth@redhat.com>
1775 * config/darwin.c (machopic_reloc_rw_mask): New.
1776 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1777 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1779 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1781 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1782 * cppdefault.h (cpp_PREFIX): Document.
1783 (cpp_PREFIX_len): Likewise.
1784 (cpp_EXEC_PREFIX): New variable.
1785 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1786 * c-incpath.c (add_standard_paths): Correct logic for relocating
1787 paths within prefix.
1789 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1791 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1792 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1794 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1795 fix_truncdfdi_sse using SSEMODEF mode macro.
1796 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1797 fix_truncdfsi_sse using SSEMODEF mode macro.
1798 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1799 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1801 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1803 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1806 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1808 * tree.h : Add multiple_of_p declaration.
1809 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1810 * ipa-type-escape.c (results_of_malloc): Redundant.
1811 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1812 (cast_type): Extended with new members.
1813 (check_cast): Returns cast_type.
1814 (cast): New structure for data of walk_use_def_chains.
1815 (is_malloc_result, is_cast_from_non_pointer_1,
1816 is_cast_from_non_pointer,
1817 is_array_access_through_pointer_and_index): New functions.
1818 (look_for_casts): Returns cast types.
1819 (check_call): Returns void.
1820 (okay_pointer_operation): Use support of pointer plus index,
1821 pointer plus constant and allow all multiplications.
1823 2007-03-11 Richard Guenther <rguenther@suse.de>
1825 PR tree-optimization/31115
1826 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1827 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1828 A shift count of zero is not special as with *_DIV_EXPR.
1829 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1832 2007-03-11 Ian Lance Taylor <iant@google.com>
1834 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1835 the *_DIV_EXPR codes correctly with overflow infinities.
1837 2007-03-11 Ira Rosen <irar@il.ibm.com>
1839 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1840 indicate success/failure of the analysis. Add negation to subtrahend
1841 in case of subtraction. Fail if both operands contain constants.
1842 (create_data_ref): Fail if analyze_offset fails.
1844 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/i386.md (frndintxf2): Rename to ...
1847 (rintxf2): ... this. Remove expander having same name.
1848 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1849 (roundsf2, rounddf2): Ditto.
1850 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1851 (lround<mode>di2, lround<mode>si2): Ditto.
1853 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1855 * lower-subreg.c: Include except.h.
1856 (decompose_multiword_subregs): Verify that the only control flow
1857 insns we can split are loads to multi-words pseudos.
1858 Handle breaking such blocks after splitting, instead of calling
1859 find_many_sub_basic_blocks.
1861 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1862 on the new basic block. Add a lengthy comment explaining why we
1863 thought this was necessary.
1864 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1866 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1869 * tree.c (walk_type_fields): Recurse into the element type of
1870 ARRAY_TYPEs if there is a pointer set.
1872 2007-03-10 Dirk Mueller <dmueller@suse.de>
1874 * c-common.c (warn_logical_operator): Fix condition.
1876 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1878 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1880 * config/darwin.c (machopic_select_section): Remove superfluous
1881 argument in call to categorize_decl_for_section. Remove unused
1884 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1886 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1888 * configure: Regenerate.
1890 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1894 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1895 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1896 Add LABEL_NUSES to emitted label.
1897 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1898 branch probability value to emitted jump insn.
1899 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1900 Do not check life information and do not re-arrange input operands
1901 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1903 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1905 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1906 the change of decode_asm_operands.
1908 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1910 * mode-switching.c (create_pre_exit): Skip blockage insn.
1912 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1914 * tree-pass.h (TODO_update_smt_usage): Remove.
1916 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1920 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1922 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1923 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1924 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1927 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1929 * gcc.c: Document %{, in big comment at top.
1930 (input_suffix_matches): Remove special handling for .s and
1932 (input_spec_matches): New.
1933 (handle_braces): Handle %{,.
1934 (validate_switches): ',' indicates a value which is not a switch.
1935 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1936 to detect assembler input.
1937 * config/i386/sol2.h (CPP_SPEC): Likewise.
1938 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1939 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1940 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1941 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1942 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1943 -m64 causes deployment target to default to 10.5.
1944 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1946 2007-03-09 Richard Henderson <rth@redhat.com>
1949 * target.h (targetm.asm.out.reloc_rw_mask): New.
1950 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1951 (TARGET_ASM_OUT): Use it.
1952 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1953 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1954 use the new reloc_rw_mask target hook instead.
1955 (default_section_type_flags_1): Merge into...
1956 (default_section_type_flags): ... here.
1957 (decl_readonly_section_1): Merge into...
1958 (decl_readonly_section): ... here.
1959 (default_elf_select_section_1): Merge into...
1960 (default_elf_select_section): ... here.
1961 (default_unique_section_1): Merge into...
1962 (default_unique_section): ... here.
1963 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1964 (default_select_rtx_section): Use it.
1965 (default_elf_select_rtx_section): Likewise.
1966 * output.h: Update to match.
1967 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1968 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1969 (TARGET_ASM_RELOC_RW_MASK): New.
1970 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1971 to categorize_decl_for_section.
1972 (x86_64_elf_unique_section): Likewise.
1973 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1974 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1975 (TARGET_ASM_RELOC_RW_MASK): New.
1976 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1977 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1978 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1979 (TARGET_RWRELOC): Remove.
1980 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1981 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1982 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1983 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1984 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1985 (rs6000_xcoff_select_section): Use decl_readonly_section.
1986 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1987 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1988 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1989 (TARGET_SECTION_TYPE_FLAGS): Remove.
1990 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1992 2007-03-09 Roger Sayle <roger@eyesopen.com>
1994 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1995 complex constant equality/inequality comparisons for here.
1996 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1997 known at compile-time or can be simplified to a scalar comparison.
1998 (fold_relational_const): Move compile-time evaluation of complex
1999 constant equality/inequality comparisons to here.
2001 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2003 PR rtl-optimization/30643
2004 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2006 (fold_rtx): Recurse, like before 2006-11-03.
2008 2007-03-09 DJ Delorie <dj@redhat.com>
2010 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2013 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2015 PR tree-optimization/30375
2016 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2017 LHS of statements is not the same.
2018 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2020 2007-03-09 Chao-ying Fu <fu@mips.com>
2022 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2024 * doc/invoke.texi (-mdspr2): Document new option.
2025 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2026 New unspec for DSP REV 2.
2027 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2028 these instructions are extended in DSP REV 2.
2029 (mips-dspr2.md): Include.
2030 * config/mips/mips.opt (mdspr2): New option.
2031 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2032 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2033 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2034 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2035 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2036 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2037 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2039 (bdesc_map): Add one field of unsupported_target_flags.
2040 (bdesc_arrays): Update entries to have extra fields. Add
2042 (mips_init_builtins): Initialize new function types.
2043 Check unsupported_target_fileds to filter out builtins.
2044 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2046 (ASM_SPEC): Pass mdspr2 to the assembler.
2047 * config/mips/mips-dspr2.md: New file.
2049 2007-03-09 Sa Liu <saliu@de.ibm.com>
2051 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2053 2007-03-09 Ian Lance Taylor <iant@google.com>
2055 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2056 argument) like -Wstrict-overflow=2.
2057 * doc/invoke.texi (Warning Options): Update documentation.
2059 2007-03-09 Dirk Mueller <dmueller@suse.de>
2062 * doc/invoke.texi (-Wlogical-op): Document.
2063 * common.opt (-Wlogical-op): New.
2064 * c-common.h (warn_logical_operator): Declare.
2065 * c-common.c (warn_logical_operator): Define.
2066 * c-typeck.c (parser_build_binary_op): Call
2067 warn_logical_operator.
2069 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2071 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2072 * final.c (final_scan_insn): Test for non-"" file name.
2074 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2076 * doc/loop.texi: Document the Omega linear constraints solver.
2077 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2078 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2079 omega-hash-table-size, omega-max-keys, and
2080 omega-eliminate-redundant-constraints.
2081 * tree-pass.h (pass_check_data_deps): Declared.
2084 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2085 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2086 pass_check_data_deps): New.
2087 * tree-data-ref.c (init_data_ref): Remove declaration.
2088 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2089 (analyze_array): Renamed init_array_ref, move up initializations.
2090 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2091 Removed arguments that are set to NULL.
2092 (analyze_indirect_ref): Correct indentation, correct call to
2094 (object_analysis): Call init_array_ref instead of analyze_array.
2095 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2096 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2097 of DR_ACCESS_FNS_ADDR.
2098 (init_omega_eq_with_af, omega_extract_distance_vectors,
2099 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2100 ddr_consistent_p): New.
2101 (compute_affine_dependence): Check consistency of ddrs when
2102 flag_check_data_deps is passed.
2103 (analyze_all_data_dependences): Uncomment.
2104 (tree_check_data_deps): New.
2105 * tree-data-ref.h: Include omega.h.
2106 (DR_ACCESS_FNS_ADDR): Removed.
2107 (data_dependence_relation): Add inner_loop.
2108 (DDR_INNER_LOOP): New.
2109 * common.opt (fcheck-data-deps): New.
2110 * tree-flow.h (tree_check_data_deps): Declare.
2111 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2112 (OBJS-common): Depend on omega.o.
2114 * passes.c (pass_check_data_deps): Scheduled.
2115 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2116 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2117 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2118 PARAM_VECT_MAX_VERSION_CHECKS,
2119 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2121 2007-03-09 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/30904
2125 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2126 the same way as *_DIV_EXPR.
2128 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2130 * recog.c (decode_asm_operands): No mixed declarations and code.
2132 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2134 * rtl.def (ASM_INPUT): Add location.
2135 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2136 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2137 (decode_asm_operands): Add loc operand.
2138 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2139 * stmt.c (expand_asm): Rename to...
2140 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2141 gen_rtx_ASM_INPUT_loc.
2142 (expand_asm_expr): Adjust.
2143 * recog.c (decode_asm_operands): Add loc operand.
2144 (check_asm_operands, extract_insn): Adjust.
2145 * reload1.c (maybe_fix_stack_asms): Likewise.
2146 * final.c (asm_insn_count): Likewise.
2147 (final_scan_insn): Output # line before and after asm.
2149 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2151 * tree-ssa-structalias.c (variable_info): Remove
2153 (new_var_info): Ditto.
2154 (shared_bitmap_info_t): New structure.
2155 (shared_bitmap_table): New variable.
2156 (shared_bitmap_hash): New function.
2157 (shared_bitmap_eq): Ditto
2158 (shared_bitmap_lookup): Ditto.
2159 (shared_bitmap_add): Ditto.
2160 (merge_smts_into): Change to take bitmap directly.
2161 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2162 (init_alias_vars): Init shared bitmap hashtable.
2163 (delete_points_to_sets): Delete shared bitmap hashtable.
2164 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2165 is_aliased removal as a change that was still necessary was
2168 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/i386.h (override_options): Conditionally disable
2171 x86_sahf for 64bit targets only.
2173 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 * c-decl.c (merge_decls): Don't call make_var_volatile.
2177 * varasm.c (make_var_volatile): Remove.
2178 * output.h (make_var_volatile): Remove.
2180 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2182 PR tree-optimization/31085
2183 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2185 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2187 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2188 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2189 ATTR_CONST_NOTHROW_LIST.
2191 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2194 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2196 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2198 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2201 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2203 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2204 passed, use shared libgcc.
2206 2007-03-08 Roger Sayle <roger@eyesopen.com>
2208 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2209 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2210 (honor_protect_cleanup_actions, lower_try_finally_switch):
2212 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2213 ifc_temp_var): Likewise.
2214 * tree-inline.c (setup_one_parameter): Likewise.
2215 * tree-mudflap.c (mf_decl_cache_locals,
2216 mf_build_check_statement_for): Likewise.
2217 * tree-nested.c (init_tmp_var, save_tmp_var,
2218 finalize_nesting_tree_1): Likewise.
2219 * tree-outof-ssa.c (insert_copy_on_edge,
2220 insert_backedge_copies): Likewise.
2221 * tree-profile.c (tree_gen_edge_profiler,
2222 tree_gen_ic_profiler): Likewise.
2223 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2224 * tree-sra.c (sra_build_assignment): Likewise.
2225 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2226 * tree-ssa-math-opts.c (insert_reciprocals,
2227 execute_cse_sincos_1): Likewise.
2228 * tree-tailcall.c (adjust_accumulator_values,
2229 adjust_return_value): Likewise.
2230 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2231 * tree-vect-transform.c (vect_create_data_ref_ptr,
2232 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2233 vect_create_epilog_for_reduction, vectorizable_reduction,
2234 vectorizable_call, vectorizable_conversion,
2235 vectorizable_assignment, vectorizable_operation,
2236 vectorizable_type_demotion, vect_gen_widened_results_half,
2237 vect_permute_store_chain, vectorizable_store,
2238 vect_setup_realignment, vect_permute_load_chain,
2239 vectorizable_load, vectorizable_condition,
2240 vect_create_cond_for_align_checks): Likewise.
2241 * tree-vrp.c (build_assert_expr_for): Likewise.
2243 2007-03-08 Ian Lance Taylor <iant@google.com>
2245 * tree-vrp.c: Include "intl.h".
2246 (usable_range_p): New static function.
2247 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2248 overflowed values, juts set *strict_overflow_p.
2249 (compare_values): Only return -2 if one of the operands is not a
2251 (compare_ranges): Call usable_range_p.
2252 (compare_range_with_value): Likewise.
2253 (vrp_evaluate_conditional_warnv): Rename from
2254 vrp_evaluate_conditional. Make static. Change all callers.
2255 (vrp_evaluate_conditional): New function.
2256 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2258 (simplify_abs_using_ranges): Likewise.
2259 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2260 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2261 within_stmt parameter.
2262 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2263 vrp_evaluate_conditional.
2264 * tree-ssa-threadedge.c
2265 (record_temporary_equivalences_from_stmts_at_dest): Change
2266 simplify parameter to take a second tree parameter.
2267 (simplify_control_stmt_condition): Likewise.
2268 (thread_across_edge): Likewise.
2269 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2270 (thread_across_edge): Likewise.
2271 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2273 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.h (TARGET_SAHF): New define.
2276 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2277 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2278 (x86_sahf): New global variable.
2279 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2280 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2281 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2282 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2284 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2285 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2286 when expanding fcomi/sahf based tests.
2287 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2288 expanding sahf based alternative. Emit sahf based sequence when
2289 optimizing for code size.
2290 * config/i386/i386.md (x86_sahf_1): Do not disable for
2291 TARGET_64BIT, enable for TARGET_SAHF.
2293 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2295 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2296 spurious whitespace from error message.
2298 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2301 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2303 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2305 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2307 * tree-sra.c (instantiate_element): Propagate disabled warnings
2308 from the element itself to the created variable.
2310 2007-03-07 Richard Henderson <rth@redhat.com>
2313 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2314 silently fix up the stack in the case of a missing register.
2316 2007-03-07 Paul Brook <paul@codesourcery.com>
2318 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2320 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2322 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2324 (phase1_vrs): Use them.
2325 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2326 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2327 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2328 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2329 __gnu_Unwind_Restore_WMMXC if required.
2330 (_Unwind_VRS_Pop): Implement iWMMXt support.
2331 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2332 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2333 gnu_Unwind_Save_WMMXC): Define.
2335 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2337 * config/vxworks.h (vxworks_override_options): Declare.
2338 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2339 * config/vxworks.c: Include target.h and toplev.h.
2340 (vxworks_override_options): New function.
2341 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2343 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2345 * config/s390/s390.c (override_options): Don't emit an error when
2346 -mstack-size is used without providing -mstack-guard.
2347 (s390_emit_prologue): Choose stack_guard value automatically if not
2348 provided via command line.
2349 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2351 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2353 * config/i386/i386.c (output_set_got): Add a GOT initialization
2354 sequence for VxWorks PIC.
2355 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2356 around labels as well as symbols. Use gotoff_operand instead
2357 of local_symbolic_operand.
2358 (legitimize_pic_address): Use gotoff_operand instead of
2359 local_symbolic_operand. Use @GOT accesses for labels as
2361 (ix86_output_addr_diff_elt): Use PC-relative rather than
2362 GP-relative offsets for VxWorks PIC.
2363 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2364 no_new_pseudos. Check whether the returned register is op0.
2365 * config/i386/i386.md (tablejump): Use PC-relative rather than
2366 GP-relative offsets for VxWorks PIC.
2367 * config/i386/predicates.md (gotoff_operand): New predicate.
2369 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2371 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2373 * config/vxworks-dummy.h: New file.
2374 * config/i386/i386.h: Include it.
2376 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2378 * dwarf2out.c (is_inlined_entry_point): New
2379 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2380 DW_AT_ranges if the first subblock is the entry point.
2382 2007-03-06 David Daney <ddaney@avtrex.com>
2384 * doc/install.texi (mips-*-*): Change recommended binutils
2387 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2389 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2390 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2392 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2393 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2395 2007-03-06 Jan Hubicka <jh@suse.cz>
2397 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2398 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2400 (probably_cold_bb_p): Cold functions are cold.
2401 (probably_never_executed_bb_p): Cold functions are cold.
2402 (tree_bb_level_predictions): Predict calls to cold functions as not
2404 (compute_function_frequency): Check hot/cold attributes.
2405 * function.h (function_frequency): Update comments.
2406 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2407 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2408 (c_common_att): Add cold and hot.
2410 * doc/extend.texi (hot,cold attributes): Document.
2412 2007-03-06 Andrew Haley <aph@redhat.com>
2414 * function.c (expand_function_end): Move blockage to just after we
2415 emit the label for the naked return from the function.
2417 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2419 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2422 2007-03-06 Jan Hubicka <jh@suse.cz>
2424 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2425 loaded for constant large models. Non-large 64bit PIC can do.
2426 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2427 * cmodel.h: Add LARGE PIC.
2428 * i386.md (UNSPEC_PLTOFF): New.
2429 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2431 (*call_1_rex64): Disable for large models.
2432 (*call_1_rex64_large): New.
2433 (*call_value_1_rex64): Disable for large models.
2434 (*call_value_1_rex64_large): New.
2435 (set_rip_rex4): New.
2436 (set_got_offset_rex64): New.
2437 * predicates.md (constant_call_address_operand): For large model
2438 constant calls are not possible.
2439 * i386-protos.h (construct_plt_address): Declare.
2440 * i386.c (override_options): Accept large models.
2441 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2442 (legitimate_constant_p): Add new UNSPECs.
2443 (legitimate_pic_operand_p): Likewise.
2444 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2445 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2447 (output_pic_addr_const): Add PLTOFF.
2448 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2449 (ix86_expand_move): Legitimize pic address when in PIC mode.
2450 (construct_plt_address): New function.
2451 (ix86_expand_call): Offload the address to register and use GOT pointer
2453 * invoke.texi (mcmodel=large): Update documentation.
2455 2007-03-06 Richard Henderson <rth@redhat.com>
2457 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2458 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2459 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2460 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2461 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2462 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2463 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2464 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2465 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2466 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2467 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2468 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2469 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2470 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2471 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2472 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2473 x86_schedule, x86_use_bt, x86_pad_returns,
2474 x86_use_xchgb): Merge into ...
2475 (ix86_tune_features): ... here. New array.
2476 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2477 x86_bswap): Merge into ...
2478 (ix86_arch_features): ... here. New array.
2479 (x86_3dnow_a): Remove.
2480 (x86_accumulate_outgoing_args): Make static.
2481 (x86_arch_always_fancy_math_387): Make static.
2482 (ix86_tune_mask, ix86_arch_mask): Move ...
2483 (override_options): ... to local variables here. Apply the
2484 appropriate mask to each element of ix86_arch_features and
2485 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2486 as were done in the old macros.
2487 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2488 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2489 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2490 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2491 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2492 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2493 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2494 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2495 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2496 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2497 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2499 x86_accumulate_outgoing_args, x86_prologue_using_move,
2500 x86_epilogue_using_move, x86_decompose_lea,
2501 x86_arch_always_fancy_math_387, x86_shift1,
2502 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2503 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2504 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2505 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2506 x86_use_incdec, x86_pad_returns, x86_bswap,
2507 x86_partial_flag_reg_stall): Remove.
2508 (enum ix86_tune_indices): New.
2509 (ix86_tune_features): New.
2510 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2511 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2512 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2513 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2514 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2515 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2516 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2517 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2518 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2519 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2520 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2521 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2522 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2523 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2524 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2525 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2526 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2527 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2528 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2529 TARGET_EXT_80387_CONSTANTS): Use it.
2530 (enum ix86_arch_indices): New.
2531 (ix86_arch_features): New.
2532 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2533 TARGET_BSWAP): Use it.
2534 (ix86_tune_mask, ix86_arch_mask): Remove.
2536 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2539 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2540 Define using $${sysroot_headers_suffix}.
2541 * configure: Regenerate.
2542 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2543 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2545 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2546 * gcc.c (print_sysroot_headers_suffix): New.
2547 (option_map): Include --print-sysroot-headers-suffix.
2548 (display_help): Mention -print-sysroot-headers-suffix.
2549 (process_command): Handle -print-sysroot-headers-suffix.
2550 (do_spec_1): Append multilib directory to include-fixed path if
2551 sysroot suffixes in use.
2552 (main): Handle -print-sysroot-headers-suffix.
2553 * Makefile.in (start.encap): Don't depend on xlimits.h
2554 (xlimits.h): Remove.
2555 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2556 limits.h for each multilib in fixinc_list.
2557 (fixinc_list, s-fixinc_list): New.
2558 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2559 generate them for each multilib in fixinc_list.
2560 (stmp-fixproto): Use include-fixed. Run fixproto for each
2561 multilib in fixinc_list.
2562 (mostlyclean): Don't remove xlimits.h.
2563 (clean): Remove include-fixed.
2564 (real-install-headers-tar, real-install-headers-cpio,
2565 real-install-headers-cp): Don't copy include, only include-fixed.
2566 (install-mkheaders): Depend on fixinc_list. Don't depend on
2567 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2568 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2569 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2571 2007-03-06 Jan Hubicka <jh@suse.cz>
2573 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2578 * configure.ac: Allow tm_file to contain build-directory files.
2579 * configure: Regenerate.
2580 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2581 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2582 * config/m68k/print-sysroot-suffix.sh: New file.
2584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2586 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2587 of pic_offset_table_rtx if reload_completed.
2588 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2589 PIC_OFFSET_TABLE_REGNUM.
2590 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2592 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2593 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2597 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2598 functions that call eh_return.
2600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2602 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2603 functions that need a constant pool.
2605 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2608 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2609 (m68k_preferred_reload_class): Likewise.
2610 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2611 (SECONDARY_RELOAD_CLASS): Define.
2612 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2613 (LIMIT_RELOAD_CLASS): Delete.
2614 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2615 registers from storing bytes.
2616 (m68k_secondary_reload_class): New function.
2617 (m68k_preferred_reload_class): Likewise.
2619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2621 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2623 (m68k_expand_prologue): Likewise.
2625 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2627 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2628 (mips_expand_epilogue): Add a bool parameter.
2629 (m68k_legitimize_sibcall_address): Declare.
2630 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2631 (m68k_expand_epilogue): Add a parameter to select between sibling
2632 and normal epilogues. Only generate a return for the latter.
2633 (m68k_ok_for_sibcall_p): New function.
2634 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2635 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2636 (sibcall_value, *sibcall_value): Likewise.
2637 (*call, *call_value): Require !SIBLING_CALL_P.
2638 (epilogue): Update call to m68k_expand_epilogue.
2639 (sibcall_epilogue): New pattern.
2640 * config/m68k/predicates.md (const_call_operand): Say that this
2641 predicate applies to sibling calls too.
2642 (sibcall_operand): New predicate.
2644 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2646 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2647 alternatives as movsi_cf.
2648 (movsf_cf_hard): Add commentary.
2650 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2651 Richard Sandiford <richard@codesourcery.com>
2653 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2654 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2655 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2656 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2657 as being live on exit from an interrupt function.
2658 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2659 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2660 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2661 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2662 (m68k_interrupt_function_p): Globalize.
2663 (m68k_compute_frame_layout): Remove reverse mask code.
2664 (m68k_emit_movem, m68k_set_frame_related): New functions.
2665 (m68k_output_function_prologue): Delete in favor of...
2666 (m68k_expand_prologue): ...this new function.
2667 (m68k_output_function_epilogue): Delete in favor of...
2668 (m68k_expand_epilogue): ...this new function.
2669 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2671 (print_operand): Handle %?.
2672 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2673 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2674 (prologue, epilogue): New patterns.
2675 (return): Turn into a define_expand.
2676 (*return): New pattern, derived from old "return" pattern. Use rte
2677 rather than rts for interrupt functions. Only use rtd if the pop
2679 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2680 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2681 (link, *link, unlink, *unlink, load_got): Likewise.
2683 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2687 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2688 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2689 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2690 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2691 and m68k_matches_u_p.
2692 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2693 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2694 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2695 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2696 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2697 (REG_STRICT_P): New macro.
2698 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2699 PCREL_GENERAL_OPERAND_OK.
2700 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2701 m68k_legitimate_base_reg_p.
2702 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2703 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2704 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2705 * config/m68k/m68k.c (m68k_address): New structure.
2706 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2707 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2708 (m68k_jump_table_ref_p, m68k_decompose_address)
2709 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2710 (m68k_matches_u_p): New functions.
2711 (print_operand_address): Rewrite to use m68k_decompose_index.
2713 2007-03-05 David Taylor <dtaylor@emc.com>
2715 * gcc.c: Correct copyright date in --version output.
2717 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2719 * pa.md: In unamed move patterns, disparge copies between general
2720 and floating point registers using '?' modifier. Don't include 'f'
2721 constraint for register preferences in DImode, SImode, HImode and
2722 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2723 Remove constraints for copies between general and floating registers
2724 in soft-float DFmode pattern.
2725 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2729 2007-03-05 Mike Stump <mrs@apple.com>
2731 * c-common.c (targetcm): Add.
2732 * c-opts.c (c_common_handle_option): Handle language specific
2734 * opts.c (handle_option): Verify language for target options, if
2736 * opth-gen.awk: Add CL_LANG_ALL.
2737 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2738 (TARGETCM_INITIALIZER): Add.
2739 * target.h (struct gcc_targetcm): Add.
2741 * targhooks.c (default_handle_c_option): Add.
2742 * targhooks.h (default_handle_c_option): Add.
2743 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2745 * config/darwin.opt (iframework): Add.
2746 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2747 * config/darwin-c.c (handle_c_option): Add.
2748 (TARGET_HANDLE_C_OPTION): Add.
2750 * doc/invoke.texi (Darwin Options): Add -iframework.
2752 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2754 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2757 2007-03-05 Ian Lance Taylor <iant@google.com>
2759 * c.opt (fgnu89-inline): New option.
2760 * c-opts.c (c_common_post_options): Set default value for
2762 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2763 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2765 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2766 (grokdeclarator, start_function): Likewise.
2767 * c-cppbuiltin.c (c_cpp_builtins): Define either
2768 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2769 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2770 (C Dialect Options): Document -fgnu89-inline.
2771 * doc/extend.texi (Function Attributes): Explain what the
2772 gnu_inline attribute does.
2773 * doc/cpp.texi (Common Predefined Macros): Document
2774 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2776 2007-03-05 Ian Lance Taylor <iant@google.com>
2778 PR tree-optimization/31034
2779 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2780 half-range if the other side is an overflow infinity.
2782 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2784 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2785 (bfin*-linux-uclibc*): New configuration.
2786 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2788 * config/bfin/linux.h: New file.
2789 * config/bfin/libgcc-bfin.ver: New file.
2790 * config/bfin/t-bfin-uclinux: New file.
2791 * config/bfin/t-bfin-linux: New file.
2792 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2793 (TARGET_OS_CPP_BUILTINS): New macro.
2795 2007-03-05 Richard Guenther <rguenther@suse.de>
2797 * fold-const.c (fold_binary): Remove duplicate folding
2798 of comparison of non-null ADDR_EXPR against null.
2800 2007-03-05 Richard Guenther <rguenther@suse.de>
2801 Dorit Nuzman <dorit@il.ibm.com>
2803 PR tree-optimization/26420
2804 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2805 are no loops in the function. Only print the number of
2806 vectorized loops if it is greater than zero or we are supposed
2807 to print information about unvectorized loops.
2809 2007-03-05 Revital Eres <eres@il.ibm.com>
2811 * gcc.dg/var-expand1.c: New test.
2812 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2813 when an accumulator is expanded.
2815 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2818 * c-common.c (convert_and_check): Don't give warnings for
2819 conversion if 'expr' already overflowed.
2821 2007-03-04 Roger Sayle <roger@eyesopen.com>
2824 * fold-const.c (fold_comparison): Enforce type consistency when
2825 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2827 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2829 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2830 containing a cast to the base of TARGET_MEM_REF.
2832 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2834 * tree.c (tree_contains_struct_check_failed): Remove spurious
2835 whitespace from error message.
2837 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2840 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2841 instead of precision.
2843 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2844 Nathan Sidwell <nathan@codesourcery.com>
2846 * emit-rtl.c (find_auto_inc): New.
2847 (try_split): recreate REG_INC notes,
2848 Use regular for loops rather than whiles.
2850 2007-03-03 Andreas Schwab <schwab@suse.de>
2852 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2853 * configure: Regenerate.
2855 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2858 flag_rounding_math, not flag_unsafe_math_optimizations.
2860 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2862 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2863 alpha_fold_vector_minmax): Likewise.
2864 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2865 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2867 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2869 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2870 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2871 if the lhs has side-effects.
2872 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2874 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.h (TUNEMASK): Remove define.
2877 (ARCHMASK): Remove define.
2878 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2879 Use ix86_arch_mask variable instead of ARCHMASK.
2880 * config/i386/i386.c (override_options): Ditto.
2881 (standard_80387_constant_p): Ditto.
2883 2007-03-02 Ian Lance Taylor <iant@google.com>
2885 Used signed infinities in VRP.
2886 * tree-vrp.c (uses_overflow_infinity): New static function.
2887 (supports_overflow_infinity): New static function.
2888 (make_overflow_infinity): New static function.
2889 (negative_overflow_infinity): New static function.
2890 (positive_overflow_infinity): New static function.
2891 (is_negative_overflow_infinity): New static function.
2892 (is_positive_overflow_infinity): New static function.
2893 (is_overflow_infinity): New static function.
2894 (overflow_infinity_range_p): New static function.
2895 (compare_values_warnv): New function split out of compare_values.
2896 (compare_value): Call it.
2897 (set_value_range_to_nonnegative): Add overflow_infinity
2898 parameter. Change caller.
2899 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2901 (vrp_expr_computes_nonzero): Likewise.
2902 (compare_ranges, compare_range_with_value): Likewise.
2903 (compare_name_with_value, compare_names): Likewise.
2904 (vrp_evaluate_conditional): Likewise.
2905 (set_value_range): Handle infinity
2906 (vrp_operand_equal_p, operand_less_p): Likewise.
2907 (extract_range_from_assert): Likewise.
2908 (vrp_int_const_binop): Likewise.
2909 (extract_range_from_binary_expr): Likewise.
2910 (extract_range_from_unary_expr): Likewise.
2911 (extract_range_from_comparison): Likewise.
2912 (extract_range_from_expr): Likewise.
2913 (dump_value_range): Likewise.
2914 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2915 (test_for_singularity): Likewise.
2916 (vrp_int_const_binop): Remove inline qualifier.
2917 (adjust_range_with_scev): Add comment.
2918 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2920 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2922 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2923 (get_constraint_for): Likewise.
2924 (do_structure_copy): Likewise.
2925 (find_func_aliases): Fix references to MODIFY_EXPR.
2926 (intra_create_variable_infos): Tidy.
2927 * tree-ssa-operands.c (add_virtual_operand): Add argument
2929 When adding members of alias sets, if IS_CALL_SITE is true and
2930 the symbol is not call-clobbered, skip it.
2933 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2935 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2936 entry by means of emit_insn_at_entry.
2938 2007-03-02 Richard Henderson <rth@redhat.com>
2940 * expr.h (promoted_input_arg): Remove decl.
2941 * function.c (promoted_input_arg): Merge into ...
2942 * combine.c (setup_incoming_promotions): ... only caller.
2943 Rearrange to avoid double loop.
2945 2007-03-02 Ben Elliston <bje@au.ibm.com>
2946 Peter Bergner <bergner@vnet.ibm.com>
2947 Janis Johnson <janis187@us.ibm.com>
2949 * config/rs6000/dfp.md: New file.
2950 * config/rs6000/rs6000.md: Include dfp.md.
2951 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2952 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2953 and TDmode decimal float modes in FP registers.
2954 (num_insns_constant): Likewise.
2955 (rs6000_legitimate_offset_address_p): Likewise.
2956 (rs6000_legitimize_address): Likewise.
2957 (rs6000_legitimize_reload_address): Likewise.
2958 (rs6000_legitimate_address): Likewise.
2959 (rs6000_emit_move): Likewise.
2960 (function_arg_boundary): Likewise.
2961 (function_arg_advance): Likewise.
2962 (rs6000_darwin64_record_arg_recurse): Likewise.
2963 (function_arg): Likewise.
2964 (rs6000_gimplify_va_arg): Likewise.
2965 (rs6000_split_multireg_move): Likewise.
2966 (rs6000_output_function_epilogue): Likewise.
2967 (rs6000_output_function_epilogue): Likewise.
2968 (rs6000_register_move_cost): Likewise.
2969 (rs6000_function_value): Likewise.
2970 (rs6000_libcall_value): Likewise.
2972 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2974 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2976 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2978 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2979 Use $MULTIDIR to choose between the kernel and RTP headers,
2980 and use $WIND_BASE and $WIND_USR to locate them.
2982 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2984 * config/i386/i386.c (override_options): Put initialization of
2985 ix86_tune_mask and ix86_arch_mask to the correct place.
2987 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2988 Michael Meissner <michael.meissner@amd.com>
2991 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2993 (TARGET_CMOVE): Use ARCHMASK.
2994 (TARGET_CMPXCHG): Ditto.
2995 (TARGET_CMPXCHG8B): Ditto.
2996 (TARGET_XADD): Ditto.
2997 (TARGET_BSWAP): Ditto.
2998 * config/i386/i386.c (ix86_tune_mask): New global variable.
2999 (ix86_arch_mask): Ditto.
3000 (override_options): Initialize ix86_tune_mask and
3001 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3004 2007-03-02 Ben Elliston <bje@au.ibm.com>
3007 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3009 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3011 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3012 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3013 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3014 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3016 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3017 rs6000_init_dwarf_reg_sizes_extra): New.
3018 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3019 SPE register high parts.
3021 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3023 * Makefile.in: Add install-pdf target as
3024 copied from automake v1.10 rules.
3025 * configure.ac: Add install-pdf to target list.
3026 * configure: Regenerate.
3028 2007-03-01 Paul Brook <paul@codesourcery.com>
3030 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3031 modes to LDRD for DImode.
3032 (output_move_double): Fixup out of range ldrd/strd.
3033 (vfp_secondary_reload_class): Rename...
3034 (coproc_secondary_reload_class): ... to this. Add wb argument.
3035 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3036 coproc_secondary_reload_class for CLASS_IWMMXT.
3037 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3038 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3040 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3042 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3043 factor by the estimated number of iterations.
3044 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3047 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3048 decode_caches_intel, detect_caches_intel): New functions.
3049 (host_detect_local_cpu): Use detect_caches_amd and
3050 detect_caches_intel.
3052 2007-03-01 Richard Henderson <rth@redhat.com>
3054 * expr.c (emit_move_complex_push): Export.
3055 (emit_move_complex_parts): Split out from ...
3056 (emit_move_complex): ... here.
3057 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3058 * config/i386/i386.md (movcdi): New.
3060 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3063 size of mode1 to check for tieable modes in MMX case.
3065 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3067 * Makefile.in (rtlanal.o): Depend on tree.h.
3068 * rtl.h (offset_within_section_p, split_const): Declare.
3069 * rtlanal.c: Include tree.h.
3070 (offset_within_block_p): New function, taken from
3071 mips_offset_within_object_p.
3072 (split_const): New function, taken from mips_split_const.
3073 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3075 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3076 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3077 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3078 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3079 (m68k_illegitimate_symbolic_constant_p): New function.
3080 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3081 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3082 symbolic constant that might be outside the symbol's section,
3083 move the symbol first and then add the offset.
3084 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3086 * config/mips/mips.c (mips_split_const): Delete.
3087 (mips_offset_within_object_p): Delete.
3088 (mips_symbolic_constant_p): Use offset_within_section_p and
3089 split_const instead of mips_offset_within_object_p and
3091 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3092 (mips_legitimize_const_move, print_operand_reloc)
3093 (mips_dangerous_for_la25_p): Use split_const instead of
3096 2007-02-28 Eric Christopher <echristo@apple.com>
3098 * Makefile.in (install-include-dir): Don't rm -rf include.
3100 2007-02-28 Richard Guenther <rguenther@suse.de>
3103 * fold-const.c (fold_binary): Do not associate expressions
3104 with more than one variable for integer types that do not wrap.
3106 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3108 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3109 Delete, and replace with...
3110 (fold_builtin_call_array): This. Update callers to use it.
3111 * fold-const.c (fold_build_call_list): Delete, and replace with...
3112 (fold_build_call_array): This.
3113 (fold_build_call_list_initializer): Delete, and replace with...
3114 (fold_build_call_array_initializer): This.
3115 * tree.h: Update declarations to reflect above changes.
3117 * c-typeck.c (build_function_call): Store converted arguments
3118 in a stack-allocated array instead of building a list.
3119 (convert_arguments): Store arguments in the array passed in as an
3120 argument, and return the actual number of arguments.
3121 * c-format.c: (check_function_format): Pass arguments in an
3122 array instead of a list.
3123 * c-common.c (check_function_nonnull): Likewise.
3124 (check_function_sentinel): Likewise.
3125 (check_function_arguments): Likewise.
3126 * c-common.h: Update declarations to reflect above changes.
3128 2007-02-28 Jan Hubicka <jh@suse.cz>
3130 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3131 PRED_NEGATIVE_RETURN): Update outcomes.
3133 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3135 * calls.c (emit_library_call_value_1): Handle partial registers
3136 correctly when building up CALL_INSN_FUNCTION_USAGE.
3138 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3140 * pa/predicates.md (move_src_operand): Allow zero for mode.
3141 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3144 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3148 *movv2df_internal): Enable pattern only for valid operand
3150 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3151 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3153 2007-02-27 Mike Stump <mrs@apple.com>
3155 * config/darwin-crt3.c: Avoid compilation when compiling for a
3158 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3160 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3162 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3163 for fixed headers and limits.h.
3164 (install-include-dir, install-headers-tar, install-headers-cpio,
3165 install-headers-cp, real-install-headers-tar,
3166 real-install-headers-cpio, real-install-headers-cp): Handle
3167 include-fixed as well as include.
3168 (install-mkheaders): Don't install files that go only in include
3170 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3171 from GCC_INCLUDE_DIR.
3172 * gcc.c (process_command): Remove special -BstageN/ handling.
3173 (do_spec_1): Add include-fixed directories.
3175 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3177 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3179 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3181 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3184 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3186 * c-common.c (get_priority): Add check for
3187 SUPPORTS_INIT_PRIORITY.
3189 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3191 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3193 * config/bfin/bfin.c: Include "cfglayout.h".
3194 (MAX_LSETUP_DISTANCE): New macro.
3195 (struct loop_info): New members incoming, incoming_src and
3196 incoming_dest. Delete member predecessor.
3197 (length_for_loop): New function.
3198 (bfin_optimize_loop): Handle more different loop structures.
3199 (bfin_discover_loop): Rework detection of predecessor blocks by
3200 examining incoming edges.
3201 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3203 (bfin_reorder_loops): New function.
3204 (bfin_reorg_loops): Use these three new functions.
3206 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3207 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3208 (CONSTRAINT_LEN): Add entry for 'q'.
3209 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3210 Add 'q' constraints.
3211 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3212 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3214 * config/bfin/bfin.md (add_with_carry): New pattern.
3215 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3216 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3217 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3218 support unsigned multiplies too. Removed incorrect commutativity from
3219 operand 1 constraint where appropriate.
3220 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3222 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3223 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3225 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3226 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3227 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3228 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3229 usmulhisi_hh_huh): New patterns.
3231 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3232 lshifthi3): Fix output template to use half reg for operand 2.
3234 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3237 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3239 2007-02-27 Andreas Schwab <schwab@suse.de>
3241 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3243 2007-02-27 Jan Hubicka <jh@suse.cz>
3245 * predict.c (last_basic_block_p): Remove.
3246 (tree_estimate_probability): Update return heuristic for commonized
3249 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3251 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3253 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3255 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3256 * doc/cpp.texi: Standardize title page.
3257 * doc/cppinternals.texi: Likewise.
3258 * doc/gcc.texi: Standardize title page, remove version number
3259 from copyright page.
3260 * doc/gccint.texi: Likewise.
3261 * doc/install.texi: Standardize title page, add table of
3264 2007-02-26 Jan Hubicka <jh@suse.cz>
3266 * predict.def: Set outcomes according to more recent results.
3267 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3268 Remove dead predictors.
3269 * predict.c (return_prediction): Fix pasto.
3271 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3273 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3274 change; avoid a memory leak when returning early.
3276 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3278 * c-decl.c (static_ctors): Move to c-common.c.
3279 (static_dtors): Likewise.
3280 (finish_function): Use c_record_cdtor_fn.
3281 (build_cdtor): Move to c-common.c.
3282 (c_write_global_declarations): Use c_build_cdtor_fns.
3283 * c-common.h (static_ctors): Declare.
3284 (static_dtors): Likewise.
3285 (c_record_cdtor_fn): Likewise.
3286 (c_build_cdtor_fns): Likewise.
3287 * c-common.c (static_ctors): New variable.
3288 (static_dtors): Likewise.
3289 (c_record_cdtor_fn): New function.
3290 (build_cdtor): Move from c-decl.c
3291 (c_build_cdtor_fns): New function.
3293 * output.h (assemble_addr_to_section): Declare.
3294 (get_cdtor_priority_section): Likewise.
3295 * varasm.c (assemble_addr_to_section): New function.
3296 (get_cdtor_priority_section): Likewise.
3297 (default_named_section_asm_out_destructor): Use them.
3298 (destor_dtor_section_asm_out_destructor): Likewise.
3299 (default_named_section_asm_out_constructor): Likewise.
3300 (default_ctor_section_asm_out_constructor): Likewise.
3301 * config.gcc (*-*-vxworks*): Include vxworks.o.
3302 * config/t-vxworks (vxworks.o): New target.
3303 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3304 (TARGET_ASM_CONSTRUCTOR): Define.
3305 (TARGET_ASM_DESTRUCTOR): Likewise.
3306 (vxworks_asm_out_constructor): Declare.
3307 (vxworks_asm_out_destructor): Likewise.
3309 * c-common.c (get_priority): Check that we have not just an
3310 INTEGER_CST, but an integer constant with integeral type.
3312 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3314 PR tree-optimization/30938
3315 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3316 use &dt[nargs-1] instead of &dt[nargs] in the call to
3317 vect_is_simple_use().
3319 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3321 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3322 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3323 Do not attempt to handle MEM inside auto-inc expressions.
3324 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3325 of a register modified by an auto-inc expression. However, do handle
3326 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3327 (elimination_effects): Prohibit elimination of a register modified
3328 by an auto-inc expression. Disable register elimination rules whose
3329 target register is modified by an auto-inc expression with variable
3332 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3334 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3336 (array_at_struct_end_p): New function.
3337 (idx_infer_loop_bounds): Use it.
3338 (estimate_numbers_of_iterations_loop): Export.
3339 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3340 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3341 (tree_estimate_probability): Call record_loop_exits.
3342 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3343 (estimated_loop_iterations, estimated_loop_iterations_int,
3344 estimated_loop_iterations_tree): New functions.
3345 (analyze_siv_subscript_cst_affine,
3346 compute_overlap_steps_for_affine_1_2,
3347 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3348 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3349 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3350 (PRED_LOOP_ITERATIONS_GUESSED): New.
3351 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3352 * cfgloop.h (estimate_numbers_of_iterations_loop,
3353 estimated_loop_iterations_int): Declare.
3355 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3357 * doc/extend.texi: Document optional priority argument to
3358 constructors and destructors.
3359 * tree.c (init_priority_for_decl): Adjust GTY markers.
3360 (init_ttree): Use priority-info hash functions for
3361 init_priority_for_decl.
3362 (tree_map_eq): Rename to ...
3363 (tree_map_base_eq): ... this.
3364 (tree_map_marked_p): Rename to ...
3365 (tree_map_base_marked_p): ... this.
3366 (tree_map_base_hash): New function.
3367 (decl_init_priority_lookup): Rework.
3368 (decl_fini_priority_lookup): New function.
3369 (decl_priority_info): New function.
3370 (decl_init_priority_insert): Use it.
3371 (decl_fini_priority_insert): Likewise.
3372 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3374 (decl_restrict_base_insert): Likewise.
3375 (decl_debug_expr_insert): Likewise.
3376 (decl_value_expr_lookup): Likewise.
3377 (decl_value_expr_insert): Likewise.
3378 * tree.h (priority_type): New type.
3379 (decl_init_priority_lookup): Use priority_type.
3380 (decl_fini_priority_lookup): New function.
3381 (decl_init_priority_insert): Use priority_type.
3382 (decl_fini_priority_insert): New function.
3383 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3384 (DECL_INIT_PRIORITY): Likewise.
3385 (SET_DECL_INIT_PRIORITY): Add comment.
3386 (DECL_FINI_PRIORITY): New macro.
3387 (SET_DECL_FINI_PRIORITY): Likewise.
3388 (DEFAULT_INIT_PRIORITY): Document.
3389 (MAX_INIT_PRIORITY): Likewise.
3390 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3391 (tree_map_base): New type.
3392 (tree_map_base_eq): New function.
3393 (tree_map_base_hash): Likewise.
3394 (tree_map_base_marked_p): Likewise.
3395 (tree_map): Inherit from tree_map_base.
3396 (tree_map_eq): Make it a macro.
3397 (tree_map_marked_p): Likewise.
3398 (tree_int_map): Inherit from tree_map_base.
3399 (tree_int_map_eq): Make it a macro.
3400 (tree_int_map_hash): Likewise.
3401 (tree_int_map_marked_p): Likewise.
3402 (tree_priority_map): New type.
3403 (tree_priority_map_eq): New macro.
3404 (tree_priority_map_hash): Likewise.
3405 (tree_priority_map_marked_p): Likewise.
3406 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3408 (emutls_common_1): Likewise.
3409 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3410 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3411 of tree_map hierarchy.
3412 * tree-cfg.c (move_stmt_r): Likewise.
3413 (new_label_mapper): Likewise.
3414 * c-tree.h (c_expand_body): Move to ...
3415 * c-common.h (c_expand_body): ... here.
3416 * c-decl.c (c_expand_body): Move to ...
3417 * c-common.c (c_expand_body): ... here.
3418 (c_common_attribute_table): Allow 1 argument for the constructor
3419 and destructor attributes.
3420 (get_priority): New function.
3421 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3422 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3424 2007-02-24 Jan Hubicka <jh@suse.cz>
3427 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3429 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3430 Jan Hubicka <jh@suse.cz>
3433 * i386.c (counter_mode): New function.
3434 (expand_set_or_movmem_via_loop): Use it.
3435 (expand_movmem_epilogue): Likewise; fix pasto.
3436 (ix86_expand_movmem): Do emit guard even for constant counts.
3437 (ix86_expand_setmem): Likewise.
3439 2007-02-25 Nick Clifton <nickc@redhat.com>
3441 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3442 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3444 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3447 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3448 count argument with 0x10, not with 0x16.
3449 (expand_setmem_epilogue): Ditto.
3451 2007-02-24 Mike Stump <mrs@apple.com>
3453 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3456 2007-02-24 Richard Guenther <rguenther@suse.de>
3459 * fold-const.c (fold_binary): Fold x +- CST op x for
3460 EQ_EXPR and NE_EXPR.
3462 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3464 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3466 2007-02-24 Jan Hubicka <jh@suse.cz>
3468 * cgraphunit.c (decide_is_function_needed): Honor
3469 -fkeep-inline-functions.
3471 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * builtins.c (fold_builtin_modf): New.
3474 (fold_builtin_2): Use it.
3476 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3478 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3479 (determine_max_iter): Take additional LOOP arg; all callers changed.
3480 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3481 one using simplifications.
3482 (simplify_using_initial_values): Return if the expression becomes
3483 invalid due to altered regs.
3485 2007-02-23 DJ Delorie <dj@redhat.com>
3487 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3489 2007-02-23 Mike Stump <mrs@apple.com>
3491 * tlink.c (scan_linker_output): Parse linker messages from
3492 darwin9's linker better.
3494 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3497 * varpool.c (varpool_assemble_pending_decls): Set
3498 varpool_last_needed_node to null.
3500 2007-02-23 DJ Delorie <dj@redhat.com>
3502 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3503 alignment bigger than the object file can handle.
3505 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3509 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3510 (*movsf_1): Penalize MMX moves.
3512 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3514 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3515 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3517 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3519 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3521 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3522 (fold_builtin_1): Use them.
3523 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3524 BUILT_IN_SIGNIFICAND.
3526 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3528 * config/i386/i386.c (bdesc_1arg): Initialize
3529 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3530 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3531 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3532 and IX86_BUILTIN_MOVSLDUP.
3534 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3536 PR rtl-optimization/30841
3537 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3539 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * builtins.c (fold_builtin_frexp): New.
3542 (fold_builtin_2): Use it.
3544 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3546 * doc/invoke.texi (Spec Files): Document getenv spec function.
3548 * gcc.c (getenv_spec_function): New function.
3549 (static_spec_functions): Add it.
3550 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3551 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3554 2007-02-22 Michael Matz <matz@suse.de
3557 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3558 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3560 2007-02-22 Ian Lance Taylor <iant@google.com>
3563 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3564 (mem_loc_descriptor): Call it.
3566 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3567 Ira Rosen <irar@il.ibm.com>
3569 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3571 2007-02-22 Ira Rosen <irar@il.ibm.com>
3573 PR tree-optimization/30843
3574 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3575 stores only after all the group is vectorized.
3577 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3579 PR tree-optimization/30858
3580 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3581 in the reduction cycle have a single use in the loop.
3582 * tree-vectorizer.h (relevant): Add documentation.
3584 2007-02-20 Mike Stump <mrs@apple.com>
3586 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3587 * configure: Regenerate.
3589 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3591 Change the defaults of some parameters and options.
3592 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3593 * config/spu/spu.c (spu_optimization_options): Add.
3594 (spu_override_options): Change params in spu_optimization_options.
3595 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3597 Register 127 is only 16 byte aligned when used as a frame pointer.
3598 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3599 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3600 HARD_FRAME_POINTER_REGNUM.
3601 (spu_legitimate_address): Use regno_aligned_for_reload.
3602 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3603 aligned when frame_pointer_needed is true.
3604 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3606 * config/spu/spu.h (INIT_EXPANDERS): Define.
3608 Make sure shift and rotate instructions have valid immediate operands.
3609 * config/spu/predicates.md (spu_shift_operand): Remove.
3610 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3611 * config/spu/constraints.md (W, O): Extend range.
3612 * config/spu/spu.md (umask, nmask): Define.
3613 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3614 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3615 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3616 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3617 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3618 (lshr<mode>3_reg): Fix rtl description.
3620 Make sure mulhisi immediate operands are valid.
3621 * config/spu/predicates.md (imm_K_operand): Add.
3622 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3624 Generate constants using fsmbi and andi.
3625 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3626 (print_operand, spu_split_immediate, classify_immediate,
3627 fsmbi_const_p): Handle IC_FSMBI2.
3629 Correctly handle a CONST_VECTOR containing symbols.
3630 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3631 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3632 (immediate_load_p): Allow symbols that use 2 instructions to create.
3633 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3634 with symbols when flag_pic is set.
3635 (const_vector_immediate_p): New.
3636 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3637 accept a CONST_VECTOR with symbols.
3638 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3639 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3641 * config/spu/spu.md (high, low): Delete.
3642 (low_<mode>): Define.
3644 Remove INTRmode and INTR_REGNUM, which didn't work.
3645 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3647 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3648 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3649 peephole2 pattern): Don't use INTR or 131.
3650 (movintrcc): Delete.
3651 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3652 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3653 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3654 (UNSPEC_SET_INTR): Add.
3655 * config/spu/spu-modes.def (INTR): Remove.
3657 More accurate warnings about run-time relocations.
3658 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3660 Correctly warn about immediate arguments to specific intrinsics.
3661 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3662 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3663 the instruction predicate.
3665 Fix tree check errors with latest update.
3666 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3668 (spu_expand_builtin): Use CALL_EXPR_FN.
3670 Add missing specific intrinsics.
3671 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3673 * config/spu/spu_internals.h: Ditto.
3675 Fix incorrect operand modifiers.
3676 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3677 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3679 Optimize one case of zero_extend of a vec_select.
3680 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3682 Accept any immediate for hbr.
3683 * config/spu/spu.md (hbr): Change s constraints to i.
3685 2007-02-21 Paul Brook <paul@codesourcery.com>
3687 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3688 condexec_count when skipping USE and CLOBBER.
3690 2007-02-21 Nick Clifton <nickc@redhat.com>
3692 * common.opt (Warray-bounds): Add Warning attribute.
3693 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3695 (fsized-zeroes): Add Optimization attribute.
3696 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3697 * c.opt (Wc++0x-compat): Add Warning attribute.
3699 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3702 * reload1.c (eliminate_regs_in_insn): In the single_set special
3703 case, attempt to re-recognize the insn before falling back to
3704 having reload fix it up.
3706 2007-02-20 Eric Christopher <echristo@gmail.com>
3708 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3709 Rewrite accordingly.
3710 (frv_read_iacc_argument): Ditto.
3711 (frv_expand_set_builtin): Take a call instead of arglist, update for
3713 (frv_expand_unop_builtin): Ditto.
3714 (frv_expand_binop_builtin): Ditto.
3715 (frv_expand_cut_builtin): Ditto.
3716 (frv_expand_binopimm_builtin): Ditto.
3717 (frv_expand_voidbinop_builtin): Ditto.
3718 (frv_expand_int_void2arg): Ditto.
3719 (frv_expand_prefetches): Ditto.
3720 (frv_expand_voidtriop_builtin): Ditto.
3721 (frv_expand_voidaccop_builtin): Ditto.
3722 (frv_expand_load_builtin): Ditto.
3723 (frv_expand_store_builtin): Ditto.
3724 (frv_expand_mdpackh_builtin): Ditto.
3725 (frv_expand_mclracc_builtin): Ditto.
3726 (frv_expand_mrdacc_builtin): Ditto.
3727 (frv_expand_mwtacc_builtin): Ditto.
3728 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3731 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3733 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3734 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3736 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3738 * configure: Regenerate.
3739 * config.in: Regenerate.
3740 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3741 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3742 masks to power6 and power6x and to POWERPC_MASKS.
3743 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3745 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3746 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3747 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3748 Access PROTOTYPE as variable, not mask.
3750 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3752 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3753 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3754 * combine.c (adjust_for_new_dest): Use it.
3755 * postreload.c (reload_combine): Likewise.
3757 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3759 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3760 notes on an insn with multiple sets, even if single_set returns
3761 non-NULL for that insn.
3763 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3765 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3768 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3770 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3771 if user didn't pass it.
3772 * config/i386/darwin.h (CC1_SPEC): Likewise.
3773 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3774 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3775 -mmacosx-version-min.
3777 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3778 Uros Bizjak <ubizjak@gmail.com>
3780 * optabs.h (enum optab_index): Add new OTI_scalb.
3781 (scalb_optab): Define corresponding macro.
3782 * optabs.c (init_optabs): Initialize scalb_optab.
3783 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3785 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3786 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3787 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3788 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3789 flag_unsafe_math_optimizations is set.
3791 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3792 to implement scalbf, scalb and scalbl built-ins as inline x87
3795 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3796 DJ Delorie <dj@redhat.com>
3799 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3800 (diagnostic_report_diagnostic): ... here, and turn them into real
3801 errors. If warnings are inhibited, no need to do anything.
3803 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3806 better code generation.
3808 2007-02-20 Ben Elliston <bje@au.ibm.com>
3810 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3812 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3814 * config/alpha/alpha.c, config/alpha/alpha.md,
3815 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3816 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3817 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3818 config/arm/lib1funcs.asm: Follow spelling conventions.
3820 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3821 config/fr30/fr30.md, config/i386/i386.h,
3822 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3823 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3824 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3825 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3826 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3827 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3828 config/sparc/sparc.c, config/sparc/sparc.h,
3829 config/sparc/sparc.md, config/spu/constraints.md,
3830 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3833 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3836 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3839 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3841 * doc/invoke.texi (-ftree-lrs): Remove.
3843 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3845 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3848 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3850 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3851 new CALL_EXPR_FN macro for retrieving the function
3852 declaration of the input expression.
3854 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * c.opt (Waddress): New.
3857 * common.opt (Walways-true): Delete.
3858 (Wstring-literal-comparison): Delete.
3859 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3860 -Wstring-literal-comparison. Add -Waddress.
3862 (Walways-true): Delete.
3863 (Wstring-literal-comparison): Delete.
3864 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3865 consistently instead of -Walways-true in example.
3866 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3867 * c-typeck.c (parser_build_binary_op): Replace
3868 -Wstring-literal-comparison and -Walways-true with -Waddress.
3869 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3872 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3874 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3875 without DECL_STRUCT_FUNCTION initialized.
3877 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3879 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3880 due to calls to functions taking pointers as parameters.
3882 2007-02-19 Richard Henderson <rth@redhat.com>
3885 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3888 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3890 * config/s390/s390.c (s390_call_saved_register_used,
3891 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3892 accessed to the new scheme.
3894 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3896 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3897 (cris_print_index, cris_print_operand, cris_print_operand_address)
3898 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3899 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3900 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3902 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3903 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3904 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3905 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3906 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3907 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3908 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3909 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3910 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3911 (uminsi3, call, call_value): Ditto.
3912 (define_split: indir_to_reg_split, unnamed): Ditto.
3914 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3916 PR tree-optimization/30975
3917 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3920 2007-02-18 Eric Christopher <echristo@gmail.com>
3922 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3923 Remove use of arglist.
3924 (mips_expand_builtin): Remove use of arglist, pass in expr.
3925 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3926 (mips_expand_builtin_movtf): Ditto.
3927 (mips_expand_builtin_compare): Ditto.
3929 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3931 * tree-sra.c (sra_build_assignment): Replace assertion
3932 checking with a comment explaining why it can't be done.
3934 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3937 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3938 during CALL_EXPR representation conversion.
3939 * tree-ssa-propagate.c (set_rhs): Likewise.
3941 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3943 * tree-sra.c (sra_build_assignment): Disable assertion checking
3946 2007-02-18 Roger Sayle <roger@eyesopen.com>
3948 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3949 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3950 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3952 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3953 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3954 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3955 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3956 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3957 force_gimple_operand): Likewise.
3958 * ipa-cp.c (constant_val_insert): Likewise.
3959 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3960 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3961 perfect_nestify): Likewise.
3962 * langhooks.c (lhd_omp_assignment): Likewise.
3963 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3964 lower_copyprivate_clauses, lower_send_clauses,
3965 lower_send_shared_vars, expand_parallel_call,
3966 expand_omp_for_generic, expand_omp_for_static_nochunk,
3967 expand_omp_for_static_chunk, expand_omp_sections,
3968 lower_omp_single_copy, lower_omp_for_lastprivate,
3969 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3970 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3971 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3974 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3976 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3977 config/sh/sh.md: Follow spelling conventions.
3979 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3980 config/frv/predicates.md: Follow spelling conventions.
3982 * config/m68k/linux-unwind.h: Fix a comment typo.
3983 * target.h: Follow spelling conventions.
3985 2007-02-18 Roger Sayle <roger@eyesopen.com>
3987 PR rtl-optimization/28173
3988 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3989 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3990 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3991 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3992 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3994 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3996 * builtins.c (fold_builtin_load_exponent): New.
3997 (fold_builtin_2): Use it.
3999 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4001 PR rtl-optimization/30773
4002 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4003 if we fail to attach a REG_EQUIV note.
4005 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4006 Roger Sayle <roger@eyesopen.com>
4008 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4010 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4012 * calls.c (initialize_argument_information): Pass original EXP
4013 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4014 code to split complex arguments here, as part of initializing the
4016 (expand_call): Remove code that builds a list of arguments and
4017 inserts implicit arguments into it. Instead, just count how many
4018 implicit arguments there will be so we can determine the size of
4019 the ARGS array, and let initialize_argument_information do the work.
4020 (split_complex_values): Delete unused function.
4022 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4024 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4026 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4028 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4029 for arg pointer based indexed addressing.
4031 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4033 * config/ia64/ia64.h, config/ia64/ia64.md,
4034 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4035 spelling conventions.
4037 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4039 * config/m68k/m68k.c (split_di): New.
4040 * config/m68k/m68k-protos.h: Declare split_di.
4041 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4042 Improve predicate handling and split constant shifts.
4044 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4046 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4047 parameter for register bitfield operations, general predicates
4050 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4052 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4053 * config/m68k/linux-unwind.h: New file.
4055 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4057 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4058 config/i386/athlon.md, config/ia64/ia64.md,
4059 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4060 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4061 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4062 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4063 tree-vect-transform.c: Fix comment typos.
4065 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4067 * sched-deps.c (find_insn_list): Remove.
4068 * sched-int.h: Remove the prototype for find_insn_list.
4070 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4072 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4074 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4075 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4076 darwin_rs6000_override_options.
4077 (C_COMMON_OVERRIDE_OPTIONS): Expect
4078 darwin_macosx_version_min to be non-NULL always.
4079 (TARGET_C99_FUNCTIONS): Likewise.
4080 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4081 (DARWIN_MINVERSION_SPEC): New.
4082 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4083 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4085 (DARWIN_MINVERSION_SPEC): New.
4086 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4088 * config/darwin-c.c (darwin_cpp_builtins): Expect
4089 darwin_macosx_version_min to be non-NULL always.
4091 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4093 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.h (x86_use_xchgb): New.
4096 (TARGET_USE_XCHGB): New macro.
4097 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4098 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4099 Split after reload into bswaphi for shifts of 8.
4100 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4101 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4102 or when optimizing for size.
4104 2007-02-16 Richard Guenther <rguenther@suse.de>
4105 Christian Bruel <christian.bruel@st.com>
4107 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4108 DECLs but prefer SSA_NAMEs over DECLs.
4110 2007-02-16 Richard Guenther <rguenther@suse.de>
4112 * tree-flow-inline.h (single_imm_use_p): Remove.
4113 (zero_imm_uses_p): Likewise.
4114 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4115 instead of single_imm_use_p.
4116 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4119 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4122 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4123 nested double- and backquotes.
4125 2007-02-15 Roger Sayle <roger@eyesopen.com>
4128 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4129 should be unreachable.
4130 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4131 For the time being redirect GIMPLE_MODIFY_STMT to the new
4132 (renamed) build_gimple_modify_stmt_stat.
4133 (build2_gimple_stat): Rename to...
4134 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4135 Always build a GIMPLE_MODIFY_STMT node.
4136 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4137 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4140 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4141 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4142 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4143 expand_complex_div_wide): Likewise.
4144 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4145 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4146 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4147 * tree-ssa-loop-manip.c (create_iv): Likewise.
4148 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4149 abs_replacement): Likewise.
4150 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4151 realify_fake_stores): Likewise.
4153 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4154 node rather than a GIMPLE_MODIFY_STMT node.
4155 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4156 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4158 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4159 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4162 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4165 * fold-const.c (fold_comparison): Add back the
4166 folding of constant complex comparisions.
4168 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4171 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4172 effects unknown to this function, return early.
4174 2007-02-15 Ian Lance Taylor <iant@google.com>
4176 * lower-subreg.c (move_eh_region_note): New static function.
4177 (resolve_simple_move): Call it.
4178 (decompose_multiword_subregs): Track blocks for which we resolve a
4179 simple move which is also a control flow insn. Pass them to
4180 find_many_sub_basic_blocks.
4181 (pass_lower_subreg): Add TODO_verify_flow.
4182 (pass_lower_subreg2): Likewise.
4184 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4185 Brooks Moses <brooks.moses@codesourcery.com>
4186 Lee Millward <lee.millward@codesourcery.com>
4188 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4189 (VL_EXP_CLASS_P): New.
4190 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4192 (TREE_OPERAND_CHECK_CODE): Likewise.
4193 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4194 (TREE_RTL_OPERAND_CHECK): Likewise.
4195 (tree_operand_check_failed): Make second parameter the whole tree
4196 instead of its code. Fixed callers.
4197 (VL_EXP_CHECK): New.
4198 (TREE_OPERAND_LENGTH): New.
4199 (VL_EXP_OPERAND_LENGTH): New.
4200 (CALL_EXPR_FN): New.
4201 (CALL_EXPR_STATIC_CHAIN): New.
4202 (CALL_EXPR_ARGS): New.
4203 (CALL_EXPR_ARG): New.
4204 (call_expr_nargs): New.
4205 (CALL_EXPR_ARGP): New.
4206 (build_nt_call_list): Declare.
4207 (build_vl_exp_stat): Declare.
4208 (build_vl_exp): New.
4209 (build_call_list): Declare.
4210 (build_call_nary): Declare.
4211 (build_call_valist): Declare.
4212 (build_call_array): Declare.
4213 (call_expr_arg): Declare.
4214 (call_expr_argp): Declare.
4215 (call_expr_arglist): Declare.
4216 (fold_build_call_list): Declare.
4217 (fold_build_call_list_initializer): Declare.
4218 (fold_call_expr): Declare to replace fold_builtin.
4219 (fold_builtin_fputs): Update to agree with modified definition.
4220 (fold_builtin_strcpy): Likewise.
4221 (fold_builtin_strncpy): Likewise.
4222 (fold_builtin_memory_chk): Likewise.
4223 (fold_builtin_stxcpy_chk): Likewise.
4224 (fold_builtin_strncpy_chk): Likewise.
4225 (fold_builtin_next_arg): Likewise.
4226 (fold_build_call_expr): Declare.
4227 (fold_builtin_call_list): Declare.
4228 (fold_builtin_call_valist): Declare.
4229 (build_call_expr): Declare.
4230 (validate_arglist): Update to agree with modified definition.
4231 (tree_operand_length): New.
4232 (call_expr_arg_iterator): New.
4233 (init_call_expr_arg_iterator): New.
4234 (next_call_expr_arg): New.
4235 (first_call_expr_arg): New.
4236 (more_call_expr_args_p): New.
4237 (FOR_EACH_CALL_EXPR_ARG): New.
4239 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4240 and tcc_gimple_stmt.
4241 (tree_code_size): Update documentation. Use sizeof (tree) rather
4242 than sizeof (char *).
4243 (tree_size): Likewise. Add case for tcc_vl_exp.
4244 (tree_node_structure): Add case for tcc_vl_exp.
4245 (contains_placeholder_p): Likewise.
4246 (substitute_in_expr): Likewise.
4247 (substitute_placeholder_in_expr): Likewise.
4248 (stabilize_reference_1): Likewise.
4249 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4250 to diagnose breakage of this interface for constructing CALL_EXPRs.
4251 (build_nt): Add similar assertion here.
4252 (build_nt_call_list): New.
4253 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4254 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4256 (get_callee_fndecl): Use new CALL_EXPR accessors.
4257 (tree_operand_check_failed): Change parameters to pass entire node
4258 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4259 (process_call_operands): New.
4260 (build_vl_exp_stat): New.
4261 (build_call_list): New.
4262 (build_call_nary): New.
4263 (build_call_valist): New.
4264 (build_call_array): New.
4265 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4266 (call_expr_arglist): New.
4268 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4269 tcc_vl_exp instead of a fixed-size tcc_expression.
4271 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4272 accessors for CALL_EXPRs.
4273 (AGGR_INIT_EXPR): Likewise.
4275 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4276 Brooks Moses <brooks.moses@codesourcery.com>
4277 Lee Millward <lee.millward@codesourcery.com>
4279 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4280 (expand_builtin_nonlocal_goto): Change parameter to be entire
4281 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4282 (expand_builtin_prefetch): Likewise.
4283 (expand_builtin_classify_type): Likewise.
4284 (mathfn_built_in): Return NULL_TREE instead of 0.
4285 (expand_errno_check): Use new CALL_EXPR accessors.
4286 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4287 Return NULL_RTX instead of 0.
4288 (expand_builtin_mathfn_2): Likewise.
4289 (expand_builtin_mathfn_3): Likewise.
4290 (expand_builtin_interclass_mathfn): Likewise.
4291 (expand_builtin_sincos): Likewise.
4292 (expand_builtin_cexpi): Likewise.
4293 (expand_builtin_int_roundingfn): Likewise.
4294 (expand_builtin_int_roundingfn_2): Likewise.
4295 (expand_builtin_pow): Likewise.
4296 (expand_builtin_powi): Likewise.
4297 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4298 of arglist, fixing callers appropriately. Use new CALL_EXPR
4299 accessors and constructors. Return NULL_RTX instead of 0.
4300 (expand_builtin_strstr): Likewise.
4301 (expand_builtin_strchr): Likewise.
4302 (expand_builtin_strrchr): Likewise.
4303 (expand_builtin_strpbrk): Likewise.
4304 (expand_builtin_memcpy): Likewise.
4305 (expand_builtin_mempcpy): Likewise.
4306 (expand_builtin_mempcpy_args): New.
4307 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4308 (expand_builtin_memmove_args): New.
4309 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4310 (expand_movstr): Likewise.
4311 (expand_builtin_strcpy): Likewise.
4312 (expand_builtin_strcpy_args): New.
4313 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4314 (expand_builtin_strncpy): Likewise.
4315 (expand_builtin_memset): Likewise.
4316 (expand_builtin_memset_args): New.
4317 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4318 (expand_builtin_memcmp): Likewise.
4319 (expand_builtin_strcmp): Likewise.
4320 (expand_builtin_strncmp): Likewise.
4321 (expand_builtin_strcat): Likewise.
4322 (expand_builtin_strncat): Likewise.
4323 (expand_builtin_strspn): Likewise.
4324 (expand_builtin_strcspn): Likewise.
4325 (expand_builtin_args_info): Likewise.
4326 (expand_builtin_va_start): Likewise.
4327 (gimplify_va_arg_expr): Likewise.
4328 (expand_builtin_va_end): Likewise.
4329 (expand_builtin_va_copy): Likewise.
4330 (expand_builtin_frame_address): Likewise.
4331 (expand_builtin_alloca): Likewise.
4332 (expand_builtin_bswap): Likewise.
4333 (expand_builtin_unop): Likewise.
4334 (expand_builtin_fputs): Likewise.
4335 (expand_builtin_expect): Likewise.
4336 (expand_builtin_fabs): Likewise.
4337 (expand_builtin_copysign): Likewise.
4338 (expand_builtin_printf): Likewise.
4339 (expand_builtin_fprintf): Likewise.
4340 (expand_builtin_sprintf): Likewise.
4341 (expand_builtin_init_trampoline): Likewise.
4342 (expand_builtin_signbit): Likewise.
4343 (expand_builtin_fork_or_exec): Likewise.
4344 (expand_builtin_sync_operation): Likewise.
4345 (expand_builtin_compare_and_swap): Likewise.
4346 (expand_builtin_lock_test_and_set): Likewise.
4347 (expand_builtin_lock_release): Likewise.
4348 (expand_builtin): Likewise.
4349 (builtin_mathfn_code): Likewise.
4351 (fold_builtin_constant_p): Pass call arguments individually instead
4352 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4353 accessors and constructors. Return NULL_TREE instead of 0.
4354 (fold_builtin_expect): Likewise.
4355 (fold_builtin_classify_type): Likewise.
4356 (fold_builtin_strlen): Likewise.
4357 (fold_builtin_nan): Likewise.
4358 (integer_valued_real_p): Likewise.
4359 (fold_trunc_transparent_mathfn): Likewise.
4360 (fold_fixed_mathfn): Likewise.
4361 (fold_builtin_cabs): Likewise.
4362 (fold_builtin_sqrt): Likewise.
4363 (fold_builtin_cbrt): Likewise.
4364 (fold_builtin_cos): Likewise.
4365 (fold_builtin_cosh): Likewise.
4366 (fold_builtin_tan): Likewise.
4367 (fold_builtin_sincos): Likewise.
4368 (fold_builtin_cexp): Likewise.
4369 (fold_builtin_trunc): Likewise.
4370 (fold_builtin_floor): Likewise.
4371 (fold_builtin_ceil): Likewise.
4372 (fold_builtin_round): Likewise.
4373 (fold_builtin_int_roundingfn): Likewise.
4374 (fold_builtin_bitop): Likewise.
4375 (fold_builtin_bswap): Likewise.
4376 (fold_builtin_logarithm): Likewise.
4377 (fold_builtin_hypot): Likewise.
4378 (fold_builtin_pow): Likewise.
4379 (fold_builtin_powi): Likewise.
4380 (fold_builtin_exponent): Likewise.
4381 (fold_builtin_memset): Likewise.
4382 (fold_builtin_bzero): Likewise.
4383 (fold_builtin_memory_op): Likewise.
4384 (fold_builtin_bcopy): Deleted; call site changed to invoke
4385 fold_builtin_memory_op directly.
4386 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4387 (fold_builtin_strncpy): Likewise.
4388 (fold_builtin_memcmp): Likewise.
4389 (fold_builtin_strcmp): Likewise.
4390 (fold_builtin_strncmp): Likewise.
4391 (fold_builtin_signbit): Likewise.
4392 (fold_builtin_copysign): Likewise.
4393 (fold_builtin_isascii): Likewise.
4394 (fold_builtin_toascii): Likewise.
4395 (fold_builtin_isdigit): Likewise.
4396 (fold_builtin_fabs): Likewise.
4397 (fold_builtin_abs): Likewise.
4398 (fold_builtin_fmin_fmax): Likewise.
4399 (fold_builtin_carg): Likewise.
4400 (fold_builtin_classify): Likewise.
4401 (fold_builtin_unordered_cmp): Likewise.
4403 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4404 New functions split out from fold_builtin_1.
4405 (fold_builtin_n): New.
4406 (fold_builtin_varargs): New.
4407 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4409 (fold_call_expr): New.
4410 (build_function_call_expr): Rewrite to use new helper function.
4411 (fold_builtin_call_list): New.
4412 (build_call_expr): New.
4413 (fold_builtin_call_valist): New.
4414 (rewrite_call_expr): New.
4415 (validate_arg): New.
4416 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4417 of an arglist. Change return type to bool. Use new CALL_EXPR
4420 (fold_builtin_strstr): Pass call arguments individually instead
4421 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4422 accessors and constructors. Return NULL_TREE instead of 0.
4423 (fold_builtin_strchr): Likewise.
4424 (fold_builtin_strrchr): Likewise.
4425 (fold_builtin_strpbrk): Likewise.
4426 (fold_builtin_strcat): Likewise.
4427 (fold_builtin_strncat): Likewise.
4428 (fold_builtin_strspn): Likewise.
4429 (fold_builtin_strcspn): Likewise.
4430 (fold_builtin_fputs): Likewise.
4431 (fold_builtin_next_arg): Likewise.
4432 (fold_builtin_sprintf): Likewise.
4434 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4435 NULL_RTX instead of 0.
4436 (expand_builtin_memory_chk): Likewise.
4437 (maybe_emit_chk_warning): Likewise.
4438 (maybe_emit_sprintf_chk_warning): Likewise.
4440 (fold_builtin_object_size): Pass call arguments individually instead
4441 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4442 accessors and constructors. Return NULL_TREE instead of 0.
4443 (fold_builtin_memory_chk): Likewise.
4444 (fold_builtin_stxcpy_chk): Likewise.
4445 (fold_builtin_strncpy_chk): Likewise.
4446 (fold_builtin_strcat_chk): Likewise.
4447 (fold_builtin_strcat_chk): Likewise.
4448 (fold_builtin_strncat_chk): Likewise.
4449 (fold_builtin_sprintf_chk): Likewise.
4450 (fold_builtin_snprintf_chk): Likewise.
4451 (fold_builtin_printf): Likewise.
4452 (fold_builtin_vprintf): Likewise.
4454 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4456 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4457 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4458 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4459 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4460 (fold_unary): Likewise.
4461 (fold_binary): Likewise.
4462 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4463 ternary expressions.
4464 (fold): Add logic for tcc_vl_exp.
4465 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4466 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4467 (fold_build3_stat): Add assertion to flag broken interface for
4468 constructing CALL_EXPRs.
4469 (fold_build_call_list): New.
4470 (fold_build_call_list_initializer): New.
4471 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4473 (fold_strip_sign_ops): Likewise.
4475 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4476 Brooks Moses <brooks.moses@codesourcery.com>
4477 Lee Millward <lee.millward@codesourcery.com>
4479 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4480 accessors and dump arguments explicitly.
4482 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4484 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4486 (print_call_name): Use new CALL_EXPR accessors.
4488 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4489 CALL_EXPR arguments explicitly instead of as a list. Use
4490 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4492 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4493 (vrp_visit_stmt): Likewise.
4495 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4496 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4498 (force_move_till_expr): Likewise.
4500 * targhooks.c (default_external_stack_protect_fail): Use
4501 build_call_expr instead of build_function_call_expr.
4502 (default_hidden_stack_protect_fail): Likewise.
4504 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4507 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4508 and walk arguments explicitly.
4510 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4512 (expand_simple_operations): Likewise.
4513 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4515 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4516 of TREE_CODE_LENGTH.
4517 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4519 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4520 instead of TREE_CODE_LENGTH.
4522 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4523 (tree_ic_transform): Likewise.
4524 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4525 parameter instead of arglist. Fix callers.
4526 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4527 (tree_stringops_transform): Likewise.
4528 (tree_indirect_call_to_profile): Likewise.
4529 (tree_stringops_values_to_profile): Likewise.
4531 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4532 (eliminate_tail_call): Likewise.
4534 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4536 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4537 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4539 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4541 * omp-low.c (build_omp_barrier): Use build_call_expr.
4542 (lower_rec_input_clauses): Likewise.
4543 (lower_reduction_clauses): Likewise.
4544 (expand_parallel_call): Likewise.
4545 (maybe_catch_exception): Likewise.
4546 (expand_omp_for_generic): Likewise.
4547 (expand_omp_for_static_nochunk): Likewise.
4548 (expand_omp_sections): Likewise.
4549 (lower_omp_single_simple): Likewise.
4550 (lower_omp_single_copy): Likewise.
4551 (lower_omp_master): Likewise.
4552 (lower_omp_ordered): Likewise.
4553 (lower_omp_critical): Likewise.
4555 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4556 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4558 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4559 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4560 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4562 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4563 and generalize to handle any number of operands.
4564 (chrec_contains_undetermined): Likewise.
4565 (tree_contains_chrecs): Likewise.
4566 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4568 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4570 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4571 fold_call_expr instead of fold_builtin.
4572 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4573 match declarations there.
4574 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4577 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4578 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4580 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4581 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4583 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4586 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4587 (execute_cse_sincos): Use new CALL_EXPR accessors.
4589 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4591 * gimple-low.c (lower_function_body): Use build_call_expr.
4592 (lower_builtin_setjmp): Likewise.
4594 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4595 (set_storage_via_libcall): Likewise.
4596 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4597 instead of TREE_CODE_LENGTH.
4598 (expand_expr_real_1): Use new CALL_EXPR accessors.
4600 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4601 generalize to handle any number of operands.
4602 (TB_parent_eq): Likewise.
4604 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4605 (strip_builtin_expect): Likewise.
4607 * function.c (gimplify_parameters): Use build_call_expr.
4609 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4610 instead of TREE_CODE_LENGTH.
4612 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4613 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4615 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4618 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4619 (gimplify_decl_expr): Likewise.
4620 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4621 Use new CALL_EXPR iterators.
4622 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4623 (gimplify_modify_expr_to_memset): Likewise.
4624 (gimplify_variable_sized_compare): Likewise.
4625 (gimplify_omp_atomic_fetch_op): Likewise.
4626 (gimplify_omp_atomic_pipeline): Likewise.
4627 (gimplify_omp_atomic_mutex): Likewise.
4628 (gimplify_function_tree): Likewise.
4630 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4631 (call_expr_flags): Likewise.
4632 (expand_call): Likewise.
4634 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4635 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4638 * coverage.c (create_coverage): Use build_call_expr.
4640 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4641 (temp_call_expr_obstack): New.
4642 (pool_copy_list): Delete.
4643 (temp_copy_call_expr): New.
4644 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4645 CALL_EXPR accessors. Get rid of special goo for copying argument
4646 lists and use temp_copy_call_expr instead.
4647 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4648 CALL_EXPR accessors.
4649 (create_expression_by_pieces): Likewise. Use build_call_array
4650 to construct the result instead of fold_build3.
4651 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4652 dealing with argument lists.
4653 (init_pre): Remove references to expression_node_pool and
4654 list_node_pool. Init temp_call_expr_obstack instead.
4655 (fini_pre): Remove references to expression_node_pool and
4658 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4659 and walk arguments explicitly instead of as a list.
4661 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4662 (mx_register_decls): Likewise.
4663 (mudflap_register_call): Likewise.
4664 (mudflap_finish_file): Likewise.
4666 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4667 (ipa_callsite_compute_param): Likewise.
4669 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4670 accessors and constructor.
4672 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4673 accessors and constructor.
4674 (convert_tramp_reference): Likewise.
4675 (convert_call_expr): Likewise.
4676 (finalize_nesting_tree_1): Likewise.
4678 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4681 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4683 * tree-inline.c (initialize_inlined_parameters): Pass entire
4684 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4686 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4687 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4689 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4690 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4691 (vectorizable_reduction): Likewise.
4692 (vectorizable_call): Use new CALL_EXPR iterators.
4693 (vectorizable_conversion): Use build_call_expr.
4694 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4695 (vect_gen_widened_results_half): Use build_call_expr.
4696 (vect_setup_realignment): Likewise.
4697 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4699 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4700 (pass_through_call): Likewise.
4701 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4704 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4705 (tree_gen_pow2_profiler): Likewise.
4706 (tree_gen_one_value_profiler): Likewise.
4707 (tree_gen_ic_func_profiler): Likewise.
4708 (tree_gen_average_profiler): Likewise.
4709 (tree_gen_ior_profiler): Likewise.
4711 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4712 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4713 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4715 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4716 of TREE_CODE_LENGTH.
4718 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4719 of TREE_CODE_LENGTH.
4721 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4723 (convert_to_integer): Likewise.
4725 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4728 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4729 Brooks Moses <brooks.moses@codesourcery.com>
4730 Lee Millward <lee.millward@codesourcery.com>
4732 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4734 * config/frv/frv.c (frv_expand_builtin): Likewise.
4735 * config/s390/s390.c (s390_expand_builtin): Likewise.
4737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4738 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4740 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4741 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4742 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4743 (ix86_expand_store_builtin): Likewise.
4744 (ix86_expand_unop_builtin): Likewise.
4745 (ix86_expand_unop1_builtin): Likewise.
4746 (ix86_expand_sse_compare): Likewise.
4747 (ix86_expand_sse_comi): Likewise.
4748 (ix86_expand_vec_init_builtin): Likewise.
4749 (ix86_expand_vec_ext_builtin): Likewise.
4750 (ix86_expand_vec_set_builtin): Likewise.
4751 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4753 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4754 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4756 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4757 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4758 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4760 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4762 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4763 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4764 arglist. Use new CALL_EXPR accessors. Fix callers.
4765 (altivec_expand_abs_builtin): Likewise.
4766 (rs6000_expand_binop_builtin): Likewise.
4767 (altivec_expand_predicate_builtin): Likewise.
4768 (altivec_expand_lv_builtin): Likewise.
4769 (spe_expand_stv_builtin): Likewise.
4770 (altivec_expand_stv_builtin): Likewise.
4771 (rs6000_expand_ternop_builtin): Likewise.
4772 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4773 (altivec_expand_st_builtin): Likewise.
4774 (altivec_expand_dst_builtin): Likewise.
4775 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4776 arglist. Use new CALL_EXPR accessors. Fix callers.
4777 (altivec_expand_vec_set_builtin): Likewise.
4778 (altivec_expand_vec_ext_builtin): Likewise.
4779 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4780 (spe_expand_builtin): Likewise.
4781 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4782 arglist. Use new CALL_EXPR accessors. Fix callers.
4783 (spe_expand_evsel_builtin): Likewise.
4784 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4785 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4787 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4788 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4789 (arm_expand_unop_builtin): Likewise.
4790 (arm_expand_builtin): Use new CALL_EXPR accessors.
4792 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4795 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4796 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4797 (bfin_expand_unop_builtin): Likewise.
4798 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4800 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4801 Brooks Moses <brooks.moses@codesourcery.com>
4802 Lee Millward <lee.millward@codesourcery.com>
4804 * c-semantics.c (build_stmt): Add internal diagnostic check.
4806 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4807 accessors. Print arguments explicitly instead of as a list.
4809 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4811 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4812 (c_finish_omp_flish): Likewise.
4814 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4815 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4816 instead of TREE_CODE_LENGTH.
4817 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4818 (c_warn_unused_result): Likewise.
4820 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4823 * doc/invoke.texi (Warning Options): Remove
4824 -Werror-implicit-function-declaration.
4825 (Wimplicit-function-declaration): Update description.
4826 * opts.c (common_handle_option): Move handling of -Werror=* to...
4827 (enable_warning_as_error): ...here.
4828 * opts.h (enable_warning_as_error): Declare.
4829 * c-decl.c (implicit_decl_warning): Unless
4830 -Wno-implicit-function-declaration is given, emit a pedwarn if
4831 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4832 * c.opt (Wimplicit-function-declaration): Replace
4833 mesg_implicit_function_declaration with
4834 warn_implicit_function_declaration.
4835 * c-opts.c (c_common_handle_option):
4836 -Werror-implicit-function-declaration is exactly equal as
4837 -Werror=implicit-function-declaration.
4838 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4839 warn_implicit_function_declaration.
4840 (c_common_post_options): -Wimplict-function-declaration is enabled
4841 by default by -std=c99, otherwise is disabled by default.
4842 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4844 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4846 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4847 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4848 former is ignored but not the latter.
4850 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4852 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4853 is made and the reference doesn't use the alias set of its type,
4854 do not create the temporary using that type.
4856 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4858 * jump.c: Remove prototypes for delete_computation and
4859 delete_prior_computation.
4861 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4863 * jump.c (get_label_after): Delete.
4864 (get_label_before, delete_computation, delete_jump,
4865 delete_prior_computation, follow_jumps): Move...
4866 * reorg.c (delete_computation, delete_prior_computation): ... here...
4867 (get_label_before, delete_jump): ... making these static ...
4868 (follow_jumps): ... and simplifying this since it only runs after
4870 * rtl.h (get_label_after, get_label_before, delete_jump,
4871 follow_jumps): Delete prototypes.
4873 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4875 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4877 2007-02-15 Nick Clifton <nickc@redhat.com>
4879 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4880 order to prevent it from being munged by the target.
4882 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.md: Remove misleading comment.
4886 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4888 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4889 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4892 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4894 * tree-sra.c (instantiate_missing_elements): Canonicalize
4896 (sra_build_assignment): New.
4897 (generate_copy_inout, generate_element_copy,
4898 generate_element_zero, generate_one_element_init): Use it.
4900 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4902 * tree-sra.c (instantiate_missing_elements): Canonicalize
4904 (sra_build_assignment): New.
4905 (generate_copy_inout, generate_element_copy,
4906 generate_element_zero, generate_one_element_init): Use it.
4908 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4910 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4913 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4915 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4916 types as aggregates not scalars.
4917 * function.c (assign_stack_temp_for_type): Likewise.
4919 2007-02-14 Roger Sayle <roger@eyesopen.com>
4920 Zdenek Dvorak <dvorakz@suse.cz>
4922 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4925 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4927 * passes.c (next_pass_1): Clear the next field of the copied
4930 2007-02-14 Richard Henderson <rth@redhat.com>
4932 * tree-sra.c (early_sra): New.
4933 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4934 (tree_sra_early, pass_sra_early): New.
4935 * tree-pass.h (pass_sra_early): Declare.
4936 * passes.c (init_optimization_passes): Use it.
4938 2007-02-14 Richard Guenther <rguenther@suse.de>
4940 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4942 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4944 PR tree-optimization/30771
4945 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4947 (vect_analyze_operations): Induction phis can now be marked as
4949 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4950 Update documentation accordingly.
4952 2007-02-14 Nick Clifton <nickc@redhat.com>
4954 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4955 most 3 arguments are supported.
4956 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4958 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4960 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4961 Ensure dst->current is valid.
4963 2007-02-13 Paul Brook <paul@codesourcery.com>
4965 * config.gcc: Add arm*-*-uclinux-*eabi.
4966 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4967 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4968 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4969 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4970 (LINK_SPEC): Define.
4972 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4974 * config/arm/uclinux-eabi.h: New file.
4975 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4976 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4979 2007-02-13 Ian Lance Taylor <iant@google.com>
4981 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4982 * flags.h (warn_strict_overflow): Declare.
4983 (enum warn_strict_overflow_code): Define.
4984 (issue_strict_overflow_warning): New static inline function.
4985 * opts.c (warn_strict_overflow): New variable.
4986 (common_handle_option): Handle OPT_Wstrict_overflow and
4987 OPT_Wstrict_overflow_.
4988 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4990 * fold-const.c: Include intl.h.
4991 (fold_deferring_overflow_warnings): New static variable.
4992 (fold_deferred_overflow_warning): New static variable.
4993 (fold_deferred_overflow_code): New static variable.
4994 (fold_defer_overflow_warnings): New function.
4995 (fold_undefer_overflow_warnings): New function.
4996 (fold_undefer_and_ignore_overflow_warnings): New function.
4997 (fold_deferring_overflow_warnings_p): New function.
4998 (fold_overflow_warning): New static function.
4999 (make_range): Add strict_overflow_p parameter. Change all
5001 (extract_muldiv, extract_muldiv_1): Likewise.
5002 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5003 tree_expr_nonnegative_p.
5004 (fold_negate_expr): Call fold_overflow_warning.
5005 (fold_range_test): Likewise.
5006 (fold_comparison): Likewise.
5007 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5008 instead of tree_expr_nonnegative_p.
5009 (tree_expr_nonnegative_warnv_p): Rename from
5010 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5011 (tree_expr_nonnegative_p): New function.
5012 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5013 strict_overflow_p parameter.
5014 (tree_expr_nonzero_p): New function.
5015 * passes.c (verify_interpass_invariants): New static function.
5016 (execute_one_pass): Call it.
5017 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5019 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5020 (estimate_numbers_of_iterations): Likewise.
5021 (scev_probably_wraps_p): Likewise.
5022 * tree-ssa-ccp.c: Include "toplev.h".
5023 (evaluate_stmt): Defer fold overflow warnings until we know we are
5025 (struct fold_stmt_r_data): Add stmt field.
5026 (fold_stmt_r): Defer fold overflow warnings until we know we
5028 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5029 (fold_stmt_inplace): Likewise.
5030 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5031 (cleanup_control_expr_graph): Defer fold overflow warnings until
5032 we know we are going to optimize.
5033 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5034 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5036 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5037 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5038 * tree-ssa-loop-manip.c (create_iv): Likewise.
5039 * c-typeck.c (build_conditional_expr): Likewise.
5040 (build_binary_op): Likewise.
5041 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5042 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5043 (extract_range_from_unary_expr): Likewise.
5044 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5045 assuming that signed overflow does not occur.
5046 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5047 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5048 (fold_defer_overflow_warnings): Declare.
5049 (fold_undefer_overflow_warnings): Declare.
5050 (fold_undefer_and_ignore_overflow_warnings): Declare.
5051 (fold_deferring_overflow_warnings_p): Declare.
5052 (tree_expr_nonzero_warnv_p): Declare.
5053 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5055 (Warning Options): Document -Wstrict-overflow.
5056 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5057 (tree-ssa-ccp.o): Likewise.
5058 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5059 (fold-const.o): Depend on intl.h.
5061 2007-02-13 Ian Lance Taylor <iant@google.com>
5064 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5067 2007-02-13 Stuart Hastings <stuart@apple.com>
5069 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5071 2007-02-13 Richard Henderson <rth@redhat.com>
5073 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5074 handled_component_p before looking for the indirect_ref.
5076 2007-02-13 Richard Henderson <rth@redhat.com>
5078 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5079 remove flags clobber.
5080 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5081 (bswaphi_lowpart): New.
5082 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5083 remove TARGET_BSWAP test. Delete expander of the same name.
5085 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5086 (expand_unop): Use them.
5088 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5090 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5091 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5092 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5093 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5094 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5095 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5096 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5097 assembler dialect choice from asm templates.
5099 2007-02-12 Richard Henderson <rth@redhat.com>
5101 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5102 (fixuns_trunc<SSEMODEF>si2): Use it.
5103 * config/i386/sse.md (vec_setv4sf_0): Export.
5104 * config/i386/i386.c (ix86_build_const_vector): Export.
5105 (ix86_split_convert_uns_si_sse): Rename from
5106 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5107 * config/i386/i386-protos.h: Update.
5109 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5112 * c-typeck.c (c_finish_return): Improve warning message.
5114 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5116 * alias.c (find_symbolic_term): Delete unused function.
5118 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5121 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5122 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5124 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5126 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5127 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5128 the function, temporarily point the debug interface to the null one.
5130 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5132 * dwarf2out.c (round_up_to_align): New static function.
5133 (field_byte_offset): Use it to round the offset.
5135 2007-02-12 Richard Henderson <rth@redhat.com>
5137 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5138 (inswl_const): Export.
5140 2007-02-12 Richard Henderson <rth@redhat.com>
5142 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5143 result mode of the libcall, convert back to outmode.
5145 2007-02-12 Roger Sayle <roger@eyesopen.com>
5147 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5148 (bswapdi2): New define_expand to implement 32-bit implementation.
5150 2007-02-12 Nick Clifton <nickc@redhat.com>
5152 * doc/invoke.texi (Overall Options): Document --help=.
5153 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5154 (cc1_options): Pass --help= on to cc1.
5155 (display_help): Add description of --help=.
5156 (process_command): Add code to handle --help=. Allow translated
5157 --help and --target-help switches to be passed on to compiler
5159 (main): Remove unused if statement.
5160 * opts.c (columns): Remove.
5161 (LEFT_COLUMN): Define.
5162 (wrap_help): Add columns argument.
5163 (print_filtered_help): Change parameters to be an include bitmask,
5164 an exclude bitmask, an any bitmask and the column width. Move the
5165 code to display the params list here. Add code to display the
5166 status of options rather than their descriptions if the quiet flag
5168 (print_specific_help): Change parameters to be an include bitmask,
5169 an exclude bitmask and an any bitmask. Move code to look up the
5170 column width here. Decide upon the title for an options listing.
5171 (common_handle_options): Add code to handle --help=. Adapt code
5172 for --help and --target-help to use the revised form of the
5173 print_specific_help function.
5174 (print_help): Delete.
5175 (print_param_help): Delete.
5176 (print_switch): Delete.
5177 * opts.h (cl_lang_count): Add prototype.
5178 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5179 CL_MAX_OPTION_CLASS): New defines.
5180 * optc-gen.awk: Add construction of cl_lang_count.
5181 * c.opt: Add Warning attribute to warning options and Optimization
5182 attribute to optimization options.
5183 * common.opt: Likewise.
5185 Add -fhelp and -ftarget-help as aliases for the transformed --help
5186 and --target-help options.
5187 * opt-functions.awk: Add code to handle Warning and Optimization
5190 2007-02-12 Richard Henderson <rth@redhat.com>
5192 * config/alpha/constraints.md: New file.
5193 * config/alpha/alpha.c: Include tm-constrs.h.
5194 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5195 alpha_extra_constraint): Remove.
5196 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5197 * config/alpha/alpha-protos.h: Update.
5198 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5199 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5200 (EXTRA_CONSTRAINT): Remove.
5201 * config/alpha/alpha.md: Include constraints.md.
5202 (adddi splitter): Use satisfies_constraint_*.
5203 * config/alpha/predicates.md (add_operand): Likewise.
5204 (sext_add_operand, addition_operation): Likewise.
5206 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5208 PR tree-optimization/29145
5209 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5210 in our handling of restrict qualified pointers.
5212 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5215 * doc/invoke.texi (Wunused-value): Update description.
5216 (Wextra): Delete item.
5217 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5218 value of Wunused-value.
5219 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5220 (c_finish_stmt_expr): Don't check extra_warnings.
5221 (emit_side_effect_warnings): The caller is responsible to check
5224 2007-02-11 Roger Sayle <roger@eyesopen.com>
5225 Matt Thomas <matt@3am-software.com>
5227 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5229 2007-02-11 Roger Sayle <roger@eyesopen.com>
5231 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5232 comparisons of POPCOUNT against zero.
5233 (simplify_const_relational_operation): Likewise.
5235 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5237 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5239 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5241 * dwarf2out.c (root_type): Delete unused function.
5243 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5245 * genattrtab.c (contained_in_p): Delete unused function.
5246 (write_expr_attr_cache): Likewise.
5248 2007-02-11 Jan Hubicka <jh@suse.cz>
5250 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5253 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5255 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5256 to add the REG_EQ* note.
5257 * see.c (see_merge_one_use_extension): Likewise.
5258 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5259 turn REG_EQUAL notes into REG_EQUIV notes if the target
5260 register may have more than one set.
5261 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5262 * gcse.c (try_replace_reg): Likewise.
5263 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5264 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5265 more than one REG_EQUIV note.
5266 * reload1.c (gen_reload): Use set_unique_reg_note.
5268 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5270 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5271 (ix86_builtin_conversion): New function.
5273 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5276 * tree.h (DECL_REPLACEABLE_P): New macro.
5277 * except.c (set_nothrow_function_flags): Likewise.
5279 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5280 Ira Rosen <irar@il.ibm.com>
5281 Dorit Nuzman <dorit@il.ibm.com>
5283 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5284 * targhooks.c (default_builtin_vectorized_conversion): New.
5285 * targhooks.h (default_builtin_vectorized_function): New declaration.
5286 * target.h (struct vectorize): Add builtin_conversion field.
5287 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5288 stmt_vec_info_type value.
5289 (vectorizable_conversion): New declaration.
5290 * tree-vect-analyze.c (vect_analyze_operations): Add
5291 vectorizable_conversion call.
5292 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5293 * tree-vect-transform.c (vectorizable_conversion): New function.
5294 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5295 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5297 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5298 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5299 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5300 or ALTIVEC_BUILTIN_VCFSX.
5302 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5305 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5306 CONST_DOUBLE and operand 0 is a hard register.
5307 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5308 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5309 is a hard floating-point register.
5311 2007-02-10 Richard Henderson <rth@redhat.com>
5312 Jakub Jelinek <jakub@redhat.com>
5313 Alexandre Oliva <aoliva@redhat.com>
5315 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5316 * builtin-types.def (BT_WORD): Make unsigned.
5317 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5318 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5319 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5320 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5321 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5322 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5324 * expr.c (emutls_var_address): New.
5325 (expand_expr_real_1): Expand emulated tls.
5326 (expand_expr_addr_expr_1): Likewise.
5327 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5328 * output.h (emutls_finish): Declare.
5329 * toplev.c (compile_file): Call it.
5330 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5331 address before wrapping in CONST.
5332 * varasm.c (emutls_htab, emutls_object_type): New.
5333 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5334 (get_emutls_object_name, get_emutls_object_type): New.
5335 (get_emutls_init_templ_addr, emutls_decl): New.
5336 (emutls_common_1, emutls_finish): New.
5337 (assemble_variable): When emulating tls, swap decls; generate
5338 constructor for the emutls objects.
5339 (do_assemble_alias): When emulating tls, swap decl and target name.
5340 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5342 * varpool.c (decide_is_variable_needed): Look at force_output.
5343 Recurse for emulated tls.
5344 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5345 with decide_is_variable_needed.
5346 * emutls.c: New file.
5347 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5348 tls_object for real tls.
5350 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5352 PR rtl-optimization/29599
5353 * reload1.c (eliminate_regs_in_insn): Take the destination
5354 mode into account when computing the offset.
5356 2007-02-09 Stuart Hastings <stuart@apple.com>
5357 Richard Henderson <rth@redhat.com>
5359 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5360 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5361 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5362 fixuns_truncdfhi2): New.
5363 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5364 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5365 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5366 (floatunssidf2): Allow nonimmediate source.
5367 * gcc/config/i386/sse.md (movdi_to_sse): New.
5368 (vec_concatv2di): Drop '*'.
5369 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5370 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5371 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5373 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5374 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5375 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5376 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5377 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5378 ix86_build_const_vector.
5379 (x86_emit_floatuns): Rewrite.
5381 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5383 * genautomata.c (longest_path_length): Delete unused function.
5384 (struct state): Delete unused longest_path_length.
5385 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5386 (get_free_state): Delete unused.
5388 2007-02-09 Jan Hubicka <jh@suse.cz>
5390 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5391 * doc/invoke.texi (inline-unit-growth): Update default value.
5393 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5394 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5395 (rebuild_cgraph_edges): Likewise.
5396 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5397 (dump_cgraph_node): Dump frequencies.
5398 (cgraph_clone_edge): Add frequency scales.
5399 (cgraph_clone_node): Add freuqnecy.
5400 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5401 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5402 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5403 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5404 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5405 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5406 (save_inline_function_body): Likewise.
5407 * ipa-inline.c: inluce rtl.h
5408 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5409 (cgraph_edge_badness): Use frequencies.
5410 (cgraph_decide_recursive_inlining): Update clonning.
5411 (cgraph_decide_inlining_of_small_function): Dump frequency.
5412 * predict.c (estimate_bb_frequencies): Export.
5413 * predict.h (estimate_bb_frequencies): Declare.
5414 * tree-inline.c (copy_bb): Watch overflows.
5415 (expand_call_inline): Update call of cgraph_create_edge.
5416 (optimize_inline_calls): Use TODO flags to update frequnecies.
5417 * passes.h: Include predict.h
5418 (init_optimization_passes): Move profile ahead.
5419 (execute_function_todo): Handle TODO_rebuild_frequencies.
5421 2007-02-09 Roger Sayle <roger@eyesopen.com>
5423 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5424 the insbl or inswl pattern into a register.
5426 2007-02-09 Roger Sayle <roger@eyesopen.com>
5428 * config/ia64/ia64.md (bswapdi2): New define_insn.
5430 2007-02-09 Richard Henderson <rth@redhat.com>
5432 * config/i386/constraints.md (Ym): New constraint.
5433 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5434 (movdi_1_rex64): Split sse and xmm general register moves from
5435 memory move alternatives. Use conditional register constraints.
5436 (movsf_1, movdf_integer): Likewise.
5437 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5438 (movdf_integer_rex64): New.
5439 (pushsf_rex64): Fix output constraints.
5440 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5441 (sse2_stored): Likewise.
5442 (sse2_storeq_rex64): New.
5443 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5444 amd and not generic.
5445 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5446 for optimize_size. Remove SF/DFmode hack.
5448 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5450 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5453 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5454 Richard Sandiford <richard@codesourcery.com>
5456 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5457 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5458 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5459 m68k/t-mlib to tmake_file.
5460 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5461 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5462 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5463 Allow it to be cf or m68k. Set m68k_arch_family. If that
5464 variable is not empty, add t-$m68k_arch_family to tmake_file.
5465 Add t-mlibs to tmake_file.
5466 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5467 * config/m68k/t-cf: New file.
5468 * config/m68k/t-m68k: Likewise.
5469 * config/m68k/t-mlibs: Likewise.
5470 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5471 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5472 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5473 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5474 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5476 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5477 (INSTALL_LIBGCC): Delete.
5478 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5479 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5480 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5481 (M68K_MLIB_CPU): Define.
5482 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5483 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5484 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5486 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5487 Richard Guenther <rguenther@suse.de>
5490 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5491 against INT_MIN/INT_MAX.
5492 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5493 file if a loop is removed.
5495 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5497 * calls.c (store_one_arg): Pass correct alignment to
5498 emit_push_insn for non-BLKmode values.
5499 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5500 unaligned stack slot via a suitably aligned slot.
5502 2007-02-08 DJ Delorie <dj@redhat.com>
5504 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5506 (legal_subregs): Use unsigned char, make const.
5507 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5509 2007-02-08 Paul Brook <paul@codesourcery.com>
5511 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5512 special interworking needed.
5514 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5516 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5517 conditional to __SSE2__.
5518 (Entries below should have been added to first ChangeLog
5519 entry for amdfam10 dated 2007-02-05)
5520 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5522 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5524 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5527 2007-02-08 DJ Delorie <dj@redhat.com>
5529 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5530 * config/m32c/m32c.c (legal_subregs): New.
5531 (m32c_illegal_subreg_p): New.
5532 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5533 unsupported subregs of hard regs.
5535 2007-02-08 Jan Hubicka <jh@suse.cz>
5537 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5538 the same one; always update histograms.
5540 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5542 * passes.c (init_optimization_passes): Tidy comment.
5544 2007-02-08 Roger Sayle <roger@eyesopen.com>
5546 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5547 strip zero_extend, bswap and rotates from POCOUNT's argument.
5548 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5549 zero_extend and rotates from PARITY's argument.
5550 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5551 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5552 of an integer constant at compile-time.
5554 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5557 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5559 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5562 * tree-ssa-live.c (remove_unused_locals): Do not remove
5563 TREE_ADDRESSABLE variables.
5564 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5565 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5566 FOR_CLOBBER. Update all users.
5567 If VAR has an associated alias set, add a virtual operand for
5568 it if no alias is found to conflict with the memory reference.
5570 2007-02-07 Jan Hubicka <jh@suse.cz>
5571 Robert Kidd <rkidd@crhc.uiuc.edu>
5573 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5575 2007-02-07 Ian Lance Taylor <iant@google.com>
5577 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5579 2007-02-07 Roger Sayle <roger@eyesopen.com>
5581 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5582 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5583 tablejumpdi, movsi_to_cr_one): Remove constraints from
5584 define_expand's match_operands.
5586 2007-02-07 Roger Sayle <roger@eyesopen.com>
5588 * global.c (compute_regsets): Move declatation of "i" inside of
5589 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5591 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5594 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5595 of INDIRECT_REF <RESULT_DECL>.
5597 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5599 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5600 Kaz Kojima <kkojima@gcc.gnu.org>
5603 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5605 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5607 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5609 * doc/loop.texi: Document possibility not to perform disambiguation
5610 of loops with multiple latches.
5611 * cfgloopmanip.c (alp_enum_p): Removed.
5612 (add_loop): Handle subloops. Use get_loop_body_with_size.
5613 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5614 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5615 the new forwarder block.
5616 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5617 Handle the case latch is NULL.
5618 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5619 when marking loop exits.
5620 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5622 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5623 disambiguate_loops_with_multiple_latches.
5624 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5625 before fix_loop_structure.
5626 * cfgloop.c: Include pointer-set.h and output.h.
5627 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5628 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5629 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5630 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5631 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5632 disambiguate_multiple_latches, get_loop_body_with_size,
5633 disambiguate_loops_with_multiple_latches): New functions.
5634 (flow_loop_dump): Dump multiple latch edges.
5635 (flow_loop_nodes_find): Handle loops with multiple latches.
5636 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5637 (glb_enum_p): Modified.
5638 (get_loop_body): Use get_loop_body_with_size.
5639 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5640 (AVOID_CFG_MODIFICATIONS): New constant.
5641 (disambiguate_loops_with_multiple_latches, add_loop,
5642 get_loop_body_with_size): Declare.
5643 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5645 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5648 * global.c (compute_regsets): New function.
5649 (global_alloc): Refactored ELIMINABLE_REGSET
5650 and NO_GLOBAL_ALLOC_REGS computation out.
5651 (rest_of_handle_global_alloc): Call compute_regsets()
5652 for non-optimizing case.
5654 2007-02-06 Richard Henderson <rth@redhat.com>
5656 * config/i386/constraints.md (Y2): Rename from Y.
5657 (Yi): New constraint.
5658 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5659 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5660 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5661 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5662 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5663 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5664 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5665 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5666 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5667 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5668 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5669 vec_extractv2si_1): Change Y constraints to Y2.
5670 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5671 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5672 Change Y constraints to Y2.
5673 (sse2_loadld): Change Y constraints to x.
5675 2007-02-06 Roger Sayle <roger@eyesopen.com>
5677 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5678 (parity<mode>2): New define_expand using rs6000_emit_parity.
5679 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5680 rs6000_emit_parity): New functions.
5681 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5682 rs6000_emit_parity): Prototype here.
5684 2007-02-06 Ian Lance Taylor <iant@google.com>
5686 * lower-subreg.c (simple_move_operand): Reject CONST.
5687 (resolve_clobber): Call validate_change rather than directly
5688 assigning to XEXP (pat, 0).
5690 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5692 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5693 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5694 (tree-cfg.o): Remove hashtab.h dependency.
5696 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5697 (struct ivopts_data): Change niters to pointer_map_t.
5698 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5699 (niter_for_exit): Create pointer_map on demand. Change for
5701 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5702 (free_loop_data): Destroy data->niters if created and reset field.
5703 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5704 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5706 * tree-ssa-reassoc.c: Include pointer-set.h.
5707 (bb_rank): Change to long *.
5708 (operand_rank): Change to pointer_map_t.
5709 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5710 (insert_operand_rank): Accept long.
5711 (operand_entry_hash, operand_entry_eq): Remove.
5712 (get_rank): Return long. Adjust for changes above.
5713 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5715 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5717 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5718 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5719 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5721 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5722 directly since it cannot be NULL.
5723 (get_vi_for_tree): Rewrite for pointer_map API.
5724 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5725 (init_alias_vars): Create vi_for_tree as pointer_map.
5726 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5728 * tree-cfg.c: Don't include hashtab.h.
5729 (edge_to_cases): Declare as pointer_map.
5730 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5732 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5733 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5734 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5736 (record_switch_edge): Delete.
5737 (get_cases_for_edge): Adjust for pointer_map API, inline
5738 record_switch_edge (rewritten for new API), remove goto.
5740 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5742 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5743 * tree-nested.c: Include pointer-set.h.
5744 (var_map_elt, var_map_eq, var_map_hash): Delete.
5745 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5747 (nesting_info_bitmap_obstack): New.
5748 (lookup_field_for_decl): Adjust for pointer_map API.
5749 (lookup_tramp_for_decl): Adjust for pointer_map API.
5750 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5751 (get_local_debug_decl): Adjust for pointer_map API.
5752 (convert_nl_goto_reference): Adjust for pointer_map API.
5753 (convert_nl_goto_receiver): Adjust for pointer_map API.
5754 (create_nesting_tree): Create outside GGC space. Create bitmap on
5755 the new obstack. Create field_map and var_map as pointer_maps.
5756 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5758 (lower_nested_functions): Move root here, no need to NULL it.
5759 Initialize and release the obstack.
5761 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5763 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5764 Remove prototypes and make them non-static.
5765 (struct tree_int_map): Remove.
5766 * tree.h (struct tree_int_map): Move here, turning TO into an
5768 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5770 * tree.h (TREE_COMPLEXITY): Remove.
5771 (struct tree_exp): Remove complexity field.
5772 * tree.c (build1_stat): Don't set it.
5774 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5775 Victor Kaplansky <victork@il.ibm.com>
5777 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5778 (vect_is_simple_reduction): Support reduction with induction as
5779 one of the operands.
5780 (vect_is_simple_iv_evolution): Fix formatting.
5781 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5782 formatting. Don't mark induction phis for vectorization.
5783 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5784 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5785 (vect_get_vec_def_for_operand): Support induction.
5786 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5788 (vectorizable_reduction): Support reduction with induction as one of
5790 (vectorizable_type_demotion): Use def-type of stmt argument rather
5791 than dummy def-type.
5793 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5794 flag_tree_scev_cprop.
5795 * common.opt (tree-scev-cprop): New flag.
5797 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5798 call to vect_get_new_vect_var.
5800 2007-02-06 Ira Rosen <irar@il.ibm.com>
5802 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5803 vectype is not NULL.
5804 (vect_pattern_recog_1): Likewise.
5806 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5808 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5809 (fold_negate_expr): Likewise.
5811 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5814 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5815 even if cv-qualification is the same.
5817 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5819 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5820 __enable_execute_stack on completion.
5822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5824 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5825 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5826 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5827 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5828 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5829 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5830 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5831 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5835 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5836 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5837 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5838 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5839 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5840 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5841 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5842 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5843 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5844 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5845 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5846 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5847 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5848 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5849 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5850 sqrtextenddfxf2_i387): Added amdfam10_decode.
5852 * config/i386/athlon.md (athlon_idirect_amdfam10,
5853 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5854 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5855 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5856 athlon_ivector_store_amdfam10): New define_insn_reservation.
5857 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5862 * config/i386/athlon.md (athlon_call_amdfam10,
5863 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5864 define_insn_reservation.
5865 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5866 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5867 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5869 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5871 * config/i386/athlon.md (athlon_sseld_amdfam10,
5872 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5873 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5875 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5877 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5878 define_insn_reservation.
5879 * config/i386/i386.md (sseins): Added sseins to define_attr type
5880 and define_attr unit.
5881 * config/i386/sse.md: Set type attribute to sseins for insertq
5884 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5886 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5887 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5888 ssecomi_load_amdfam10, ssecomi_amdfam10,
5889 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5890 define_insn_reservation.
5891 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5893 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5895 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5896 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5897 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5898 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5899 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5900 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5901 define_insn_reservation.
5903 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5904 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5905 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5906 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5907 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5911 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5912 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5913 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5914 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5915 athlon_ssemul_load_k8): Added amdfam10.
5917 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5919 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5920 (x86_sse_unaligned_move_optimal): New variable.
5922 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5924 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5925 for unaligned vector SSE double/single precision loads for AMDFAM10.
5927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5929 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5930 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5931 Define TARGET_CPU_DEFAULT_amdfam10.
5932 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5933 (processor_type): Add PROCESSOR_AMDFAM10.
5935 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5936 processor_type in config/i386/i386.h.
5937 Enable imul peepholes for TARGET_AMDFAM10.
5939 * config.gcc: Add support for --with-cpu option for amdfam10.
5941 * config/i386/i386.c (amdfam10_cost): New variable.
5942 (m_AMDFAM10): New macro.
5943 (m_ATHLON_K8_AMDFAM10): New macro.
5944 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5945 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5946 x86_promote_QImode, x86_integer_DFmode_moves,
5947 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5948 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5949 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5950 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5951 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5952 Enable/disable for amdfam10.
5953 (override_options): Add amdfam10_cost to processor_target_table.
5954 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5955 processor_alias_table.
5956 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5957 (ix86_adjust_cost): Add code for amdfam10.
5959 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5961 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5962 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5963 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5964 * config/i386/i386.h: Add builtin definition for SSE4A.
5965 * config/i386/i386.md: Add support for ABM instructions
5967 * config/i386/sse.md: Add support for SSE4A instructions
5968 (movntss, movntsd, extrq, insertq).
5969 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5970 Add -march=amdfam10 flag.
5971 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5972 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5974 * doc/extend.texi: Add documentation for SSE4A builtins.
5976 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5978 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5980 2007-02-05 Richard Guenther <rguenther@suse.de>
5982 * tree-vectorizer.h (vectorizable_function): Add argument type
5983 argument, change return type.
5984 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5985 * tree-vect-transform.c (vectorizable_function): Handle extra
5986 argument, return vectorized function decl.
5987 (build_vectorized_function_call): Remove.
5988 (vectorizable_call): Handle calls with result and argument types
5989 differing. Handle loop vectorization factor correctly.
5990 * targhooks.c (default_builtin_vectorized_function): Adjust for
5992 * targhooks.h (default_builtin_vectorized_function): Likewise.
5993 * target.h (builtin_vectorized_function): Add argument type
5995 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5996 extra argument, allow vectorizing of lrintf.
5997 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5998 documentation of target hook.
6000 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6003 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6004 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6005 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6007 2007-02-05 Roger Sayle <roger@eyesopen.com>
6009 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6010 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6011 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6012 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6013 before canonicalizing sincos to cexpi.
6014 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6016 2007-02-05 Roger Sayle <roger@eyesopen.com>
6018 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6019 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6020 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6022 2007-02-05 Roger Sayle <roger@eyesopen.com>
6024 * mips-tfile.c (initialize_init_file): Correct endianness test.
6026 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6028 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6031 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6033 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6034 saves in a PARALLEL before the register assignments.
6036 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6038 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6039 DWARF_FRAME_RETURN_COLUMN to be a general register.
6040 * dwarf2out.c (init_return_column_size): New function, split from...
6041 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6042 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6043 to be nongeneral registers.
6044 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6046 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6047 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6049 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6051 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6053 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6055 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6056 (remove_path): Use can_remove_branch_p and remove_branch instead
6057 of loop_delete_branch_edge.
6058 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6059 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6060 Update profile using scale_dominated_blocks_in_loop.
6061 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6062 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6063 (can_remove_branch_p, remove_branch): Declare.
6064 * tree-cfg.c (tree_can_remove_branch_p): New function.
6065 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6066 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6067 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6069 2007-02-05 Jan Hubicka <jh@suse.cz>
6072 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6073 nodes in cgraph, don't remove offline copy of the function.
6075 2007-02-04 Jan Hubicka <jh@suse.cz>
6077 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6078 vectors might cause maybe_lookup_element_for_expr to be called
6079 on non-sra-candidate.
6081 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6083 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6084 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6085 spelling conventions.
6087 2007-02-04 Richard Guenther <rguenther@suse.de>
6090 * fold-const.c (try_move_mult_to_index): Make sure to not
6091 overflow one dimension of a multi-dimensional array access.
6093 2007-02-04 Jan Hubicka <jh@suse.cz>
6095 * passes.c (init_optimization_passes): Reindent.
6097 2007-02-04 Jan Hubicka <jh@suse.cz>
6098 Eric Botcazou <ebotcazou@adacore.com>
6100 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6101 (execute_fixup_cfg): Break out the abnormal goto code.
6102 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6103 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6104 (optimize_inline_calls): Call make_nonlocal_label_edges.
6106 2007-02-04 Jan Hubicka <jh@suse.cz>
6108 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6109 true when something was changed.
6110 (rename_ssa_copies): When something was changed, do
6111 TODO_remove_unused_locals.
6112 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6113 add TODO_remove_unused_locals when instruction was removed.
6115 2007-02-04 Jan Hubicka <jh@suse.cz>
6117 * ipa-inline.c (try_inline): Improve debug output; work on already
6119 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6120 call try_inline for already inlined edges too when flattening;
6121 inline also functions that make callee growth but overall unit size
6124 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6126 * config/m32c/bitops.md, config/m32c/jump.md,
6127 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6128 config/m32r/m32r.h, config/m32r/m32r.md,
6129 config/m32r/predicates.md, config/m68hc11/larith.asm,
6130 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6131 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6132 config/mips/mips-protos.h, config/mips/mips.c,
6133 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6134 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6135 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6136 spelling conventions.
6138 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6139 Follow spelling conventions.
6141 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6143 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6144 warn about C++0x compatibility.
6146 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6148 * config/h8300/h8300.c, config/h8300/h8300.h,
6149 config/h8300/h8300.md: Follow spelling conventions.
6151 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6154 * combine.c (try_combine): Do not substitute source operand
6155 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6157 2007-02-03 Jan Hubicka <jh@suse.cz>
6159 PR gcov-profile/30650
6160 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6161 do not divide by zero for never executed counters.
6162 (tree_find_values_to_profile): Fix counters.
6163 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6165 2007-02-03 Ian Lance Taylor <iant@google.com>
6167 * lower-subreg.c (simple_move_operand): New static function,
6168 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6170 (simple_move): Call simple_move_operand.
6171 (find_decomposable_subregs): Add special handling of MEMs.
6172 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6173 meaning of return value. If we see a hard register, test whether
6174 it can store a word_mode value. Change all callers.
6176 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6178 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6179 ftrapv insns and expanders.
6180 (subdi3): Change define_expand operand 1 to arith11_operand, and
6181 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6182 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6183 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6187 * varasm.c (notice_global_symbol): Treat global objects as weak when
6190 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * emit-rtl.c (dconstpi): Delete.
6194 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6195 * real.h (dconstpi): Delete.
6197 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6198 (fold_builtin_hypot): Likewise.
6200 2007-02-03 Tom Tromey <tromey@redhat.com>
6203 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6204 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6206 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6208 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6209 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6210 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6211 config/rs6000/cell.md, config/rs6000/darwin.h,
6212 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6213 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6214 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6215 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6216 typos. Follow spelling conventions.
6217 * doc/invoke.texi: Follow spelling conventions.
6219 2007-02-03 Roger Sayle <roger@eyesopen.com>
6221 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6222 canonicalization transformations that attempt to simplify integer
6223 constant comparisons to become comparisons against zero.
6225 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6227 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6229 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6230 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6232 2007-02-02 Mike Stump <mrs@apple.com>
6234 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6235 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6236 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6237 generate a branch island.
6239 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6241 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6242 (xtensa_legitimate_address_p): New.
6243 (xtensa_legitimize_address): New.
6244 (xtensa_output_addr_const_extra): New.
6245 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6247 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6248 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6249 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6250 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6251 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6252 (xtensa_legitimize_address): New.
6253 (xtensa_output_addr_const_extra): New.
6255 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6257 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6259 2007-02-02 Ian Lance Taylor <iant@google.com>
6261 * expmed.c (expand_divmod): Add comment.
6263 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6265 * emit-rtl.c (renumber_insns): Remove.
6266 * flags.h: Remove the extern for flag_renumber_insns.
6267 * rtl.h: Remove the prototype for renumber_insns.
6268 * toplev.c (flag_renumber_insns): Remove.
6270 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6272 Revert for x86 darwin:
6273 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6275 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6276 code before the following patch under TARGET_MACHO.
6277 (ix86_function_value_regno_p): Likewise.
6279 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6281 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6284 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6287 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6288 general or fp registers. Add comments.
6289 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6291 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6293 * pointer-set.c (insert_aux): Only return insertion slot.
6294 (pointer_set_insert): Adjust.
6295 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6296 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6297 pointer_map_traverse): New.
6298 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6299 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6300 pointer_map_contains, pointer_map_traverse): Declare.
6302 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6305 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6306 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6308 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6310 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6312 (struct _dep): New type.
6313 (dep_t): New typedef.
6314 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6315 (DEP_STATUS): New access macro. The macro with the same name was
6316 renamed to DEP_LINK_STATUS.
6317 (dep_init): Declare function
6319 (struct _dep_link): New type.
6320 (dep_link_t): New typedef.
6321 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6322 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6323 (DEP_LINK_STATUS): New macro.
6324 (debug_dep_links): New debug function.
6326 (struct _deps_list): New type.
6327 (deps_list_t): New typedef.
6328 (DEPS_LIST_FIRST): New access macro.
6329 (FOR_EACH_DEP_LINK): New cycle macro.
6330 (create_deps_list, free_deps_list, delete_deps_list): Declare
6332 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6333 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6334 (copy_deps_list_change_con): Ditto.
6336 (move_dep_link): Declare function.
6338 (struct _dep_node): New type.
6339 (dep_node_t): New typedef.
6340 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6342 (struct haifa_insn_data.back_deps): New field to hold backward
6343 dependencies of the insn.
6344 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6346 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6347 Change its type to deps_list_t.
6348 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6349 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6350 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6352 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6354 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6356 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6358 (dep_cost): Declare.
6360 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6361 (ds_to_dk, dk_to_ds): New functions.
6363 (init_dep_1): New static function.
6364 (init_dep): New function.
6365 (copy_dep): New static function.
6367 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6369 (detach_dep_link): New static function.
6370 (move_dep_link): New function.
6372 (dep_links_consistent_p, dump_dep_links): New static functions.
6373 (debug_dep_links): New debugging function.
6375 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6377 (alloc_deps_list, init_deps_list): New static functions.
6378 (create_deps_list): New function.
6379 (clear_deps_list): New static function.
6380 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6381 (deps_list_consistent_p, dump_deps_list): New static functions.
6382 (debug_deps_list): New function.
6383 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6385 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6387 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6388 use new scheduler dependencies lists.
6389 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6390 (sched_analyze): Ditto. Initialize dependencies lists.
6391 (add_forw_dep, compute_forward_dependences): Update to use new
6392 scheduler dependencies lists.
6394 (init_dependency_caches): Init deps_obstack.
6395 (free_dependency_caches): Free deps_obstack.
6397 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6398 new scheduler dependencies lists.
6399 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6400 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6402 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6403 Update to use new scheduler dependencies lists.
6404 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6405 (debug_dependencies): Ditto.
6406 (schedule_region): Update comments.
6408 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6409 scheduler dependencies lists.
6410 (schedule_ebb): Update comments.
6412 * rtl.def (DEPS_LIST): Remove.
6414 * lists.c (unused_deps_list): Remove.
6415 (free_list): Update assertions.
6417 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6418 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6420 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6421 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6423 * haifa-sched.c (comments): Update.
6424 (insn_cost1): Remove. Inline the code into insn_cost ().
6425 (insn_cost): Update to use new scheduler dependencies lists. Move
6426 processing of the dependency cost to dep_cost ().
6427 (dep_cost): New function. Use it instead of insn_cost () when
6428 evaluating cost of the dependency. Use compatible interface to
6429 interact with the target.
6430 (priority): Update to use new scheduler dependencies lists.
6431 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6432 with greater number of insns that depend on the insn.
6433 (schedule_insn): Update to use new scheduler dependencies lists. Add
6434 code to free backward dependencies lists. Inline and optimize code
6435 from resolve_dep () - see PR28071.
6436 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6437 lists. Update call to targetm.sched.is_costly_dependence hook.
6439 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6440 scheduler dependencies lists.
6442 (resolve_dep): Remove. Move the logic to schedule_insn ().
6443 (init_h_i_d): Initialize dependencies lists.
6445 (process_insn_depend_be_in_spec): Rename to
6446 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6448 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6449 Update to use new scheduler dependencies lists.
6450 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6452 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6453 new scheduler dependencies lists.
6454 (build_intra_loop_deps): Ditto.
6456 * target.h (struct _dep): Declare to use in
6457 gcc_target.sched.is_costly_dependence.
6458 (struct gcc_target.sched.adjust_cost): Fix typo.
6459 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6460 single dep_t parameter instead of an equivalent triad.
6461 (struct gcc_target.sched.adjust_cost_2): Remove.
6463 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6465 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6467 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6469 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6471 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6472 (REG_DEP_TRUE): Document.
6474 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6475 Change signature to correspond to the targetm.sched.adjust_cost hook.
6476 Update use in TARGET_SCHED_ADJUST_COST_2.
6477 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6478 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6479 new scheduler dependencies lists.
6480 (ia64_gen_check): Ditto.
6482 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6485 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6486 signature to correspond to the targetm.sched.is_costly_dependence hook.
6487 (is_costly_group): Update to use new scheduler dependencies lists.
6489 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6490 instead of INSN_COST () macro.
6492 2007-02-01 Ian Lance Taylor <iant@google.com>
6494 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6496 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6498 * pa.md (tp_load): Correct mfctl instruction syntax.
6500 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6502 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6503 altivec_padding_size calculation on AIX. Improve comment, add
6504 assert to verify that it's right.
6506 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6509 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6512 * global.c (global_alloc): Add mising initialization of
6515 2007-02-01 Roger Sayle <roger@eyesopen.com>
6517 * alias.c (init_alias_analysis): Correct whitespace.
6518 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6519 partition_hot_cold_basic_blocks): Likewise.
6520 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6521 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6522 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6523 fold_builtin_snprintf_chk, fold_builtin_printf,
6524 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6525 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6526 * cfgcleanup.c (cleanup_cfg): Likewise.
6527 * cfgexpand.c (tree_expand_cfg): Likewise.
6528 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6529 * function.c (get_next_funcdef_no): Likewise.
6530 * gengtype.c (main): Likewise.
6531 * genmodes.c (main): Likewise.
6532 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6533 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6534 * ifcvt.c (noce_emit_move_insn): Likewise.
6535 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6537 * stor-layout.c (get_best_mode): Likewise.
6538 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6539 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6540 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6541 perform_var_substitution, solve_graph): Likewise.
6542 * tree-vrp.c (vrp_finalize): Likewise.
6544 2007-02-01 Ian Lance Taylor <iant@google.com>
6546 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6547 high part of a paradoxical subreg, return a constant zero.
6549 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6551 * toplev.c (lang_dependent_init): Call init_set_costs.
6552 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6554 2007-02-01 Richard Guenther <rguenther@suse.de>
6557 * fold-const.c (fold_negate_expr): Allow negating a
6558 constant if overflow does not change.
6560 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6562 * doc/c-tree.texi (Expression trees): Improve markup.
6563 * doc/tm.texi (Register Classes, Addressing Modes)
6564 (Floating Point): Fix spacing after abbreviations. Fix some
6567 2007-02-01 Ben Elliston <bje@au.ibm.com>
6569 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6570 * doc/contrib.texi: Likewise.
6571 * doc/install.texi: Likewise.
6573 2007-01-31 Richard Henderson <rth@redhat.com>
6574 Ian Lance Taylor <iant@google.com>
6576 * lower-subreg.c: New file.
6577 * rtl.def (CONCATN): Define.
6578 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6580 * emit-rtl.c (update_reg_offset): New static function, broken out
6581 of gen_rtx_REG_offset.
6582 (gen_rtx_REG_offset): Call update_reg_offset.
6583 (gen_reg_rtx_offset): New function.
6584 * regclass.c: Revert patch of 2006-03-05, restoring
6586 (clear_reg_info_regno): New function.
6587 * dwarf2out.c (concatn_loc_descriptor): New static function.
6588 (loc_descriptor): Handle CONCATN.
6589 * common.opt (fsplit_wide_types): New option.
6590 * opts.c (decode_options): Set flag_split_wide_types when
6592 * timevar.def (TV_LOWER_SUBREG): Define.
6593 * rtl.h (gen_reg_rtx_offset): Declare.
6594 (reg_scan_update): Declare.
6595 * regs.h (clear_reg_info_regno): Declare.
6596 * tree-pass.h (pass_lower_subreg): Declare.
6597 (pass_lower_subreg2): Declare.
6598 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6599 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6601 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6602 * Makefile.in (OBJS-common): Add lower-subreg.o.
6603 (lower-subreg.o): New target.
6605 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6607 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6609 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6612 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6614 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6619 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6621 * cfgloop.h: Include vec-prim.h.
6622 (enum li_flags): Remove LI_ONLY_OLD.
6623 (loop_iterator): Changed.
6624 (fel_next, fel_init): Iterate over loop tree.
6625 (FOR_EACH_LOOP_BREAK): New macro.
6626 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6628 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6629 * modulo-sched.c (sms_schedule): Ditto.
6630 * tree-vectorizer.c (vectorize_loops): Ditto.
6631 * doc/loop.texi: Update information on loop numbering and behavior of
6632 FOR_EACH_LOOP wrto new loops.
6633 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6634 add_to_evolution_1): Test nestedness of loops instead of comparing
6636 * tree-chrec.c (chrec_fold_plus_poly_poly,
6637 chrec_fold_multiply_poly_poly, chrec_evaluate,
6638 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6639 reset_evolution_in_loop): Ditto.
6640 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6642 2007-01-31 Dirk Mueller <dmueller@suse.de>
6644 * c-common.c (warn_about_parentheses): Separate warning about
6645 un-parenthized sequence of comparison operators from the one
6646 which is supposed to warn about x <= y <= z.
6648 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6650 * optabs.h (enum optab_index): Add new OTI_isinf.
6651 (isinf_optab): Define corresponding macro.
6652 * optabs.c (init_optabs): Initialize isinf_optab.
6653 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6655 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6656 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6658 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6659 expand_builtin_interclass_mathfn.
6660 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6661 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6662 (fxam<mode>2_i387): New insn pattern.
6663 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6664 built-in functions as x87 inline asm.
6666 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6668 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6670 2007-01-30 Eric Christopher <echristo@apple.com>
6672 * config.gcc: Add geode.
6674 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6676 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6677 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6678 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6679 value-prof.c: Fix comment typos.
6681 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6684 * doc/invoke.texi (Wpointer-arith): Document warning.
6686 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6688 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6689 the list of discrepancies from the draft TR.
6691 2007-01-30 Dirk Mueller <dmueller@suse.de>
6694 * doc/invoke.texi (-Wreturn-type): Update description to
6697 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6699 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6701 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6703 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6704 to handle optabs that operate on floating point input argument and
6705 output to integer output.
6706 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6707 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6708 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6709 expand_builtin_interclass_mathfn ().
6710 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6712 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6713 ilogbl built-in functions as x87 intrinsics.
6715 2007-01-30 Richard Guenther <rguenther@suse.de>
6718 * dwarf2out.c (reference_to_unused): Query varpool if the
6719 variable was output.
6721 2007-01-30 Richard Guenther <rguenther@suse.de>
6724 * passes.c (execute_one_pass): Reset in_gimple_form to not
6725 confuse non-unit-at-a-time mode.
6727 2007-01-29 Roger Sayle <roger@eyesopen.com>
6728 Richard Guenther <rguenther@suse.de>
6730 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6731 avoid undefined behaviour on overflow. Use force_fit_type_double
6732 to construct the constant with the specified TREE_OVERFLOW.
6734 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6736 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6737 * config/dfp-bit.h: Ditto.
6739 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6741 * c-decl.c (pop_scope): Replace warnings with call to
6742 warn_for_unused_label.
6743 * c-common.h (warn_for_unused_label): Declare.
6744 * c-common.c (warn_for_unused_label): Define.
6746 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6748 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6751 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6753 * Makefile.in (USER_H): Remove decfloat.h.
6754 * ginclude/decfloat.h: Delete, moving contents to ...
6755 * ginclude/float.h: Add support for decimal floating point,
6756 guarded by __STDC_WANT_DEC_FP__.
6758 2007-01-29 Mike Stump <mrs@apple.com>
6760 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6761 Analysis and Representation to resolve case insensitive conflict.
6762 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6764 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6766 * tree.h (struct tree_memory_tag): Add aliases member.
6767 (MTAG_ALIASES): New macro.
6768 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6769 (add_may_alias): Remove pointer-set. Update for may_aliases being
6771 (mark_aliases_call_clobbered): Update for may_aliases being a
6773 (compute_tag_properties): Ditto.
6774 (create_partition_for): Ditto.
6775 (compute_memory_partitions): Ditto.
6776 (dump_may_aliases_for): Ditto.
6777 (is_aliased_with): Ditto.
6778 (add_may_alias_for_new_tag): Ditto.
6779 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6780 (compute_is_aliased): New function.
6781 (compute_may_aliases): Call compute_is_aliased).
6782 (init_alias_info): Initialize alias_bitmap_obstack.
6783 (union_alias_set_into): New function.
6784 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6785 (have_common_aliases_p): Rewrite to take two bitmaps and use
6787 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6789 (finalize_ref_all_pointers): Update for add_may_alias changes.
6790 (new_type_alias): Ditto.
6791 * tree-flow-inline.h (may_aliases): Return a bitmap.
6792 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6793 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6794 may_aliases being a bitmap.
6795 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6796 may_aliases now returns a bitmap.
6797 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6799 * tree-ssa-operands.c (add_virtual_operand): Update for
6800 may_aliases being a bitmap.
6802 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6804 PR tree-optimization/30630
6805 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6806 variable as changed.
6808 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6811 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6812 expanded only once even if an error occurs.
6814 2007-01-29 Ben Elliston <bje@au.ibm.com>
6816 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6817 (__gcov_average_profiler): Likewise.
6818 (__gcov_ior_profiler): Likewise.
6819 (__gcov_merge_ior): Likewise.
6821 2007-01-28 Jan Hubicka <jh@suse.cz>
6823 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6824 * value-prof.c (stringop_block_profile): Likewise.
6826 2007-01-28 Jan Hubicka <jh@suse.cz>
6828 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6829 variant handling histograms; add wrapper.
6830 (clear_storage_via_libcall): Export.
6831 (emit_block_move_hints): Break out from ...; add histograms.
6832 (emit_block_move): ... this one.
6833 (clear_storage_hints): Break out from ...; add histograms.
6834 (clear_storage): ... this one.
6835 (set_storage_via_memset): Handle histogram.
6836 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6837 (clear_storage_hints, clear_storage_via_libcall): Declare.
6838 (set_storage_via_setmem): Update prototype.
6839 * doc/md.texi (movmem, setmem): Document new arguments.
6841 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6843 (stringop_block_profile): New global function.
6844 (tree_stringops_values_to_profile): Profile block size and alignment.
6845 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6847 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6848 (stringop_block_profile): Declare.
6849 * builtins.c: Include value-prof.h.
6850 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6851 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6852 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6853 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6854 * profile.c (instrument_values): Add new counters.
6855 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6857 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6858 (tree_init_edge_profiler): Build new profilers.
6859 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6860 (pass_tree_profile): Add dump.
6861 (tree_profile_hooks): Update.
6862 * Makefile.in (LIBGCOV): Add new constants.
6863 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6864 __gcov_ior_profiler): New.
6865 * i386.md (movmem/setmem expanders): Add new optional arguments.
6867 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6869 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6871 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6873 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6874 (tree_unswitch_single_loop): Pass eni_size_weights to
6875 tree_num_loop_insns.
6876 * tree-ssa-loop-manip.c: Include tree-inline.h.
6877 (can_unroll_loop_p): Pass eni_size_weights to
6878 tree_num_loop_insns.
6879 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6880 Pass eni_size_weights to estimate_num_insns.
6881 * tree.h (init_inline_once): Export.
6882 * toplev.c (backend_init): Call init_inline_once.
6883 * cgraphunit.c (cgraph_process_new_functions,
6884 cgraph_analyze_function): Pass eni_inlining_weights to
6886 * ipa-inline.c (compute_inline_parameters): Ditto.
6887 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6888 to estimate_num_insns.
6889 (try_unroll_loop_completely): Pass eni_size_weights to
6890 tree_num_loop_insns.
6891 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6892 ot estimate_num_insns.
6893 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6894 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6895 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6896 eni_time_weights): New variables.
6897 (init_inline_once): Initialize them.
6898 (struct eni_data): Mew.
6899 (estimate_num_insns_1, estimate_num_insns): Use weights.
6900 * tree-inline.h (struct eni_weights_d): New.
6901 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6902 (estimate_num_insns): Declaration changed.
6903 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6904 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6905 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6907 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6909 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6910 relations in the conflict function is valid.
6912 2007-01-27 Ian Lance Taylor <iant@google.com>
6914 * common.opt: Add fstrict-overflow.
6915 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6916 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6917 (TYPE_OVERFLOW_UNDEFINED): Define.
6918 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6920 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6921 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6922 (fold_negate_expr): Likewise.
6923 (make_range): Likewise.
6924 (extract_muldiv_1): Likewise.
6925 (maybe_canonicalize_comparison): Likewise.
6926 (fold_comparison): Likewise.
6927 (fold_binary): Likewise.
6928 (tree_expr_nonnegative_p): Likewise.
6929 (tree_expr_nonzero_p): Likewise.
6930 * tree-vrp.c (compare_values): Likewise.
6931 (extract_range_from_binary_expr): Likewise.
6932 (extract_range_from_unary_expr): Likewise.
6933 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6935 (nowrap_type_p): Likewise.
6936 * tree-scalar-evolution.c (simple_iv): Likewise.
6937 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6938 (build_range_check): Likewise.
6939 (extract_muldiv_1): Likewise.
6940 (fold_comparison): Likewise.
6941 * tree-vrp.c (vrp_int_const_binop): Likewise.
6942 (extract_range_from_unary_expr): Likewise.
6943 * convert.c (convert_to_integer): Likewise.
6944 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6945 (fold_comparison): Likewise.
6946 (fold_binary): Likewise.
6947 * optabs.c (optab_for_tree_code): Likewise.
6948 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6949 * simplify-rtx.c (simplify_const_relational_operation): Check
6950 flag_strict_overflow and flag_trapv.
6951 (simplify_const_relational_operation): Likewise.
6952 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6953 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6956 2007-01-27 Roger Sayle <roger@eyesopen.com>
6958 * tree.c (tree_fold_gcd): Delete.
6959 * tree.h (tree_fold_gcd): Remove prototype.
6960 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6961 test whether one constant integer is a multiple of another. Instead
6962 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6963 * fold-const.c (multiple_of_p): We've determined both TOP and
6964 BOTTOM are integer constants so we can call int_const_binop directly
6965 instead of the more generic const_binop.
6967 2007-01-27 Roger Sayle <roger@eyesopen.com>
6969 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6970 1*X check that the constant hasn't overflowed, to preserve the
6972 (round_up): Provide an efficient implementation when rouding-up an
6973 INTEGER_CST to a power-of-two.
6975 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6977 * doc/sourcebuild.texi: Add comma for clarity.
6978 * doc/extend.texi: Fix some typos.
6979 * doc/passes.texi: Likewise.
6980 * doc/cppinternals.texi: Likewise.
6981 * doc/c-tree.texi: Likewise.
6982 * doc/tree-ssa.texi: Likewise.
6983 * doc/install.texi: Likewise.
6985 2007-01-27 Jan Hubicka <jh@suse.cz>
6987 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6988 (pass_sra): Do not require alias information.
6989 * passes.c (init_optimization_passes): Add SRA
6991 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6993 * tracer.c (rest_of_handle_tracer): We already cleaned
6994 up the CFG in tracer() so don't do it here again.
6995 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6996 cleanup_cfg here, either. And don't call renumber_insns.
6998 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6999 and BB_HEAD are in the insn stream here. Instead make sure
7000 that BB_INSN is valid on all insns. Also, do check here that
7001 there are no pending branch predictions...
7002 (rtl_verify_flow_info): ...instead of doing it here. Checks
7003 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7006 2007-01-26 Roger Sayle <roger@eyesopen.com>
7008 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7009 function to simplify/factorize operand order canonicalization.
7010 (ix86_fixup_binary_operands): Reorganize using the above function.
7011 (ix86_binary_operator_ok): Likewise.
7013 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7015 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7016 file scope from optimize_attrs.
7017 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7019 (optimize_attrs): Clear insn_code_values after freeing it.
7021 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7023 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7024 a parts.base assignment.
7026 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7028 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7029 (compute_subscript_distance, initialize_data_dependence_relation,
7030 finalize_ddr_dependent, analyze_ziv_subscript,
7031 analyze_siv_subscript_cst_affine,
7032 compute_overlap_steps_for_affine_univar,
7033 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7034 analyze_siv_subscript, analyze_miv_subscript,
7035 analyze_overlapping_iterations, subscript_dependence_tester_1,
7036 compute_self_dependence, free_dependence_relation): Work
7037 with affine_fn instead of chrecs.
7038 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7039 common_affine_function, affine_function_base,
7040 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7041 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7042 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7043 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7044 (all_chrecs_equal_p): Removed.
7045 * tree-data-ref.h (affine_fn, conflict_function): New types.
7046 (struct subscript): Change type of conflicting_iterations_in_a
7047 and conflicting_iterations_in_b.
7049 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7052 * config/pa/pa.h (TARGET_HPUX_11): New.
7053 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7054 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7056 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7057 Richard Guenther <rguenther@suse.de>
7059 * tree-ssa-structalias.c (solve_graph): Handle case
7060 we merged the variable to another.
7062 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7067 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7068 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7070 2007-01-25 DJ Delorie <dj@redhat.com>
7072 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7073 allow changes to modes which don't fit in those registers.
7075 * reload1.c (choose_reload_regs): Check for invalid subregs before
7076 computing their locations, not after.
7078 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7081 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7082 save Altivec registers in an eh_return function.
7083 (compute_vrsave_mask): Likewise.
7084 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7085 for saving Altivec registers.
7086 (rs6000_emit_prologue): Don't allocate stack twice in
7087 eh_return function. Correct expected value of altivec_save_offset
7088 when using save_world. Describe save of R0 to stack when using
7089 save_world. Describe stack pointer adjustment when using
7090 save_world. Remove duplicated eh_return parameter register saving.
7091 Update sp_offset variable after save_world.
7092 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7094 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7095 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7098 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7100 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7102 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7105 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7106 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7108 2007-01-25 Richard Guenther <rguenther@suse.de>
7110 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7111 * common.opt (-Wcoverage-mismatch): New warning option.
7112 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7113 if -Wcoverage-mismatch is given.
7115 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7117 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7118 (ipcp_driver): Change to static definition.
7119 Add dumping of the ifunctions.
7120 (constant_val_insert): Remove unused parameter. Support for SSA.
7121 (ipcp_propagate_const): Support for SSA.
7122 (ipcp_profile_bb_print): Print only analyzed nodes.
7123 (ipcp_replace_map_create): Remove support for Fortran constant
7125 * ipa-prop.c (ipa_method_modify_stmt,
7126 ipa_callsite_compute_param): Support for SSA.
7127 * ipa-prop.h (ipcp_driver): Remove declaration.
7128 (IS_VALID_TREE_MAP_INDEX): Add define.
7130 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7132 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7134 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7137 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7138 constant argument to cabs and do it without checking for
7139 -funsafe-math-optimizations.
7141 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7143 * c-common.h (RID_FIRST_CXX0X): New.
7144 (RID_LAST_CXX0X): New.
7145 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7147 * c.opt (Wc++0x-compat): New.
7148 * doc/invoke.texi (-Wc++0x-compat): Document.
7150 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7152 * builtins.c (fold_builtin_carg): New.
7153 (fold_builtin_1): Use it.
7155 2007-01-24 Jan Hubicka <jh@suse.cz>
7157 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7159 * ipa-inline.c (initial_insns, max_insns): Delete.
7160 (compute_max_insns): New function.
7161 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7162 of insns as base for code growth.
7163 (cgraph_decide_inlining): Make initial_insns local; do not compute
7165 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7166 * doc/invoke.texi (inline-unit-growth): Update docs.
7168 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7170 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7171 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7172 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7173 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7174 for CPUs that have PTA_CX16 set.
7177 * gimplify.c (omp_check_private): New function.
7178 (gimplify_scan_omp_clauses): Use it for
7179 firstprivate/lastprivate/reduction.
7182 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7183 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7186 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7187 If lower_lastprivate_clauses emits some statements, append them
7188 to dlist rather than body_p and to body_p append an initializer.
7189 (lower_omp_for): Adjust caller.
7191 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7193 * target.h (globalize_decl_name): New.
7194 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7195 * output.h (default_globalize_decl_name): New.
7196 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7198 (globalize_decl): Ditto.
7199 (default_globalize_decl_name): New.
7200 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7201 (ia64_handle_version_id_attribute): New.
7202 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7203 (ia64_asm_output_external): Use globalize_decl_name instead
7205 * doc/extend.texi (version_id): New pragma.
7206 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7208 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7210 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7211 _uleb128_t and _Unwind_SWord with _sleb128_t.
7212 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7213 uw_frame_state_for, uw_update_context_1): Likewise.
7214 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7215 * unwind-pe.h (read_uleb128, read_sleb128,
7216 read_encoded_value_with_base): Likewise.
7217 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7219 2007-01-24 Richard Guenther <rguenther@suse.de>
7221 * builtins.c (expand_builtin_cexpi): Get the fndecl
7222 for cexp in the correct way.
7224 2007-01-24 Jan Hubicka <jh@suse.cz>
7226 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7228 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7230 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7231 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7232 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7233 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7234 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7235 __SIZEOF_PTRDIFF_T__.
7236 * doc/cpp.texi: Documentation for the new builtin macros added.
7238 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7241 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7242 instead of operands[2] to avoid access past the end of array.
7244 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7246 * reload1.c (emit_reload_insns): Pass the reload register
7247 for a non-spill output reload through forget_old_reloads_1.
7249 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7251 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7252 _SOFT_DOUBLE if doubles use software floating-point.
7253 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7254 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7255 * config/rs6000/darwin-ldouble.c: Also compile functions for
7256 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7257 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7258 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7259 commented-out long double override.
7260 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7261 * config/rs6000/eabispe.h: Likewise.
7262 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7263 long double for non-SPE.
7264 (rs6000_handle_option): Likewise.
7265 (invalid_e500_subreg): Disallow more subregs involding DImode,
7266 DFmode, TImode or TFmode.
7267 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7269 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7271 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7272 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7274 (rs6000_legitimate_address): Also check for TFmode for E500
7276 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7277 (spe_build_register_parallel): Handle TFmode and TCmode.
7278 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7280 (function_arg): Handle TFmode and TCmode for E500 double.
7281 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7283 (print_operand): Handle TFmode and TImode for %y.
7284 (rs6000_generate_compare): Handle TFmode comparisons for E500
7286 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7287 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7288 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7289 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7290 TFmode for E500 double.
7291 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7292 (floatsidf2): Enable for E500 double.
7293 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7294 (extenddftf2): Change to extenddftf2_fprs.
7295 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7296 depending on TARGET_E500_DOUBLE.
7297 (extendsftf2): Enable for E500 double.
7298 (trunctfdf2): Enable for E500 double.
7299 (trunctfsf2): Change to trunctfsf2_fprs.
7300 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7301 depending on TARGET_E500_DOUBLE.
7302 (floatsitf2): Enable for E500 double.
7303 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7304 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7305 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7306 (negtf2): Change to negtf2_internal.
7307 (negtf2): New expander.
7308 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7309 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7310 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7311 (movdi_internal32): Use rs6000_nonimmediate_operand.
7312 (unnamed splitter): Likewise.
7313 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7314 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7315 (SPE64TF, DITI): New mode macros.
7316 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7319 (frob_<mode>_di_2): New.
7320 (frob_tf_di_8_2): New.
7321 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7323 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7325 (frob_ti_<mode>_8_2): New.
7326 (frob_ti_tf_2): New.
7327 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7328 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7330 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7331 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7332 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7333 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7334 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7335 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7338 2007-01-23 Ian Lance Taylor <iant@google.com>
7340 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7342 (OBJS-archive): Reformat, alphabetize.
7343 (OBJS): Change out_object_file to OBJS-md.
7345 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7348 JUMP_P and CALL_P predicates where applicable.
7349 * config/i386/i386.c: Ditto.
7350 * config/i386/i386.md: Ditto.
7351 * config/i386/mmx.md: Ditto.
7352 * config/i386/predicates.md: Ditto.
7354 2007-01-22 Andreas Schwab <schwab@suse.de>
7356 * config/m68k/m68k.h: Fix comment.
7358 2007-01-22 Jan Hubicka <jh@suse.cz>
7360 * passes.c (init_optimization_passes): Do not rerun
7361 pass_early_warn_uninitialized.
7363 2007-01-22 Richard Guenther <rguenther@suse.de>
7365 PR tree-optimization/30038
7366 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7368 (execute_cse_sincos_1): Likewise.
7369 (execute_cse_sincos): Likewise.
7370 (gate_cse_sincos): Likewise.
7371 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7372 the cexpi() canonicalization of sincos().
7373 * tree-pass.h (pass_cse_sincos): Declare.
7374 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7376 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7378 PR rtl-optimization/29329
7379 * combine.c (replaced_rhs_insn): Rename to i2mod.
7380 (replaced_rhs_value): Rename to i2mod_new_rhs.
7381 (i2mod_old_rhs): New global variable.
7382 (combine_instructions): Adjust for above change. Save a copy of
7383 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7384 note are substituted in the second instruction.
7385 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7386 ditch the note if it pertains to the second eliminated register
7387 and this register is mentioned in i2mod_old_rhs.
7390 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7392 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7393 the insn to which the note was originally attached.
7395 2007-01-21 Jan Hubicka <jh@suse.cz>
7397 * ipa-inline.c (inlining_mode): Comment, move up.
7398 (cgraph_decide_inlining_incrementally): Do not perform inlining
7399 itself; fix handling of flattening of self recursive functions.
7400 (cgraph_find_cycles): Remove.
7401 (cgraph_flatten_node): Remove.
7402 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7403 (try_inline): New function.
7404 (cgraph_early_inlining): Update call of
7405 cgraph_decide_inlining_incrementally. Apply inlining here.
7406 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7408 2007-01-21 Dirk Mueller <dmueller@suse.de>
7411 * tree-vrp.c (check_array_bounds): do not warn
7412 about ADDR_EXPR's of ARRAY_REF's which are immediately
7413 used in binary expressions.
7415 2007-01-21 Ira Rosen <irar@il.ibm.com>
7417 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7418 read_write_dep and macros for its access.
7419 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7420 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7421 argument, call vect_check_interleaving for every independent pair of
7422 data-refs. Mark loads that access the same memory location as a store
7424 (vect_check_dependences): Remove.
7425 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7426 call, fix the call to vect_analyze_data_ref_dependence.
7427 (vect_analyze_data_ref_access): For statements that access the same
7428 data-ref, check that they are not stores; for loads, check that there
7429 is no store that access the same location.
7431 2007-01-20 Roger Sayle <roger@eyesopen.com>
7432 Joseph Myers <joseph@codesourcery.com>
7434 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7435 (-fdump-rtl-stack): Likewise.
7436 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7437 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7438 (-mpt-fixed): Use @minus{} for minus sign.
7439 (Using Precompiled Headers): Fix under/overfull hbox.
7441 2007-01-20 Jan Hubicka <jh@suse.cz>
7443 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7444 place within annotation.
7446 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7448 * pa.c (output_move_double): Change array size of xoperands to 4.
7450 2007-01-20 Jan Hubicka <jh@suse.cz>
7452 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7455 2007-01-19 Ian Lance Taylor <iant@google.com>
7457 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7458 constant to unsigned HOST_WIDE_INT before negating.
7460 2007-01-19 Ian Lance Taylor <iant@google.com>
7462 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7464 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7465 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7466 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7467 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7468 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7469 (realloc_vdef, realloc_vuse): Change second parameter to
7471 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7473 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7474 unsigned. Change x and lim locals to unsigned.
7475 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7477 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7478 (copy_virtual_operands): Change i and n locals to unsigned.
7480 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7483 * builtins.c (fold_builtin_1): Handle builtin fdim.
7485 2007-01-20 Jan Hubicka <jh@suse.cz>
7487 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7488 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7489 init_alias_heapvars.
7490 (init_alias_heapvars): Initialize only when not already initialized.
7491 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7493 2007-01-19 Roger Sayle <roger@eyesopen.com>
7495 * common.opt (fsigned-zeros): New command line option.
7496 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7497 of flag_unsafe_math_optimizations.
7498 * opts.c (set_fast_math_flags): The -ffast-math command line option
7499 implies -fno-signed-zeros.
7500 (fast_math_flags_set_p): Likewise.
7502 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7503 the documentation of -ffast-math appropriately. Wrap long lines.
7505 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7507 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7508 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7510 2007-01-19 Tomas Bily <tbily@suse.cz>
7512 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7514 (tree_init_ic_make_global_vars): New function
7515 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7516 (tree_gen_ic_profiler): New function
7517 (tree_gen_ic_func_profiler): New function
7518 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7519 (tree_profile_hooks): Added hook for indirec/virtual calls
7520 * value-prof.c (tree_find_values_to_profile): New case for
7522 (tree_values_to_profile): Call for determining indirect/virtual
7524 (tree_indirect_call_to_profile): New function
7525 (tree_ic_transform): New function
7526 (tree_ic): New function
7527 (find_func_by_pid): New function
7528 (init_pid_map): New function
7529 (tree_value_profile_transformations): Added check for
7530 indirect/virtual call transformation
7531 * value-prof.h (enum hist_type): New counter type for
7532 indirect/virtual calls
7533 (profile_hooks): Added new hook for profiling indirect/virtual
7535 * profile.c (instrument_values): New case for indirect/virtual
7537 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7538 (GCOV_COUNTER_V_INDIR): New counter type
7539 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7540 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7542 * cgraph.c: Definition of cgraph_max_pid
7543 (cgraph_create_node): Default init of pid attribute
7544 * cgraph.h: Declaration of cgraph_max_pid
7545 (struct cgraph_node): Added pid attribute
7546 * libgcov.c (__gcov_indirect_call_profiler): New function
7547 (__gcov_one_value_profiler_body): New function
7548 (__gcov_one_value_profiler): Body was moved to
7549 __gcov_one_value_profiler_body and calls it
7551 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7553 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7554 * gengtype.c (write_types_data, write_func_for_structure,
7555 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7556 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7557 (walk_type, write_func_for_structure): Generate the mark_hook if
7560 2007-01-19 Jan Hubicka <jh@suse.cz>
7562 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7563 'early' argument take inlining mode argument specifying whether to
7564 inline for size/speeed or all functions; add support for flattening;
7566 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7568 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7571 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7572 the name of the declared identifier.
7574 2007-01-19 Dirk Mueller <dmueller@suse.de>
7576 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7577 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7578 duplicate evaluation.
7580 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7583 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7584 to XFMode, use acosxf2 and truncate result to requested mode.
7585 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7586 (asin<mode>2): Similarly, with asin expanders.
7587 (*fscalexf4_i387): Rename from *fscalexf4.
7588 (expNcorexf3): New expander.
7589 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7590 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7591 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7592 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7593 patterns for SSE math.
7594 (exp10<mode>2): Similarly, with exp10 expanders.
7595 (exp2<mode>2): Similarly, with exp2 expanders.
7596 (expm1<mode>2): Similarly, with expm1 expanders.
7597 (ldexp<mode>3): Similarly, with ldexp expanders.
7598 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7599 Use gen_truncxf<mode>2_i387_noop to truncate result.
7601 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7603 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7604 for ColdFire targets.
7606 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7607 Richard Sandiford <richard@codesourcery.com>
7609 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7610 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7611 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7612 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7613 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7614 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7616 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7618 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7619 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7620 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7621 (*adddi_dilshr32_cf): New pattern.
7622 (adddi3, subdi3): Remove first alternatives.
7624 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7626 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7627 implemented using move.l, do not use its cc result for floating-point
7630 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7632 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7633 from accepting 's' constraints if flag_pic.
7635 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7637 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7638 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7639 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7640 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7642 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7644 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7645 ColdFire alternatives.
7646 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7647 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7648 architectures that support ff1 instruction.
7650 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7651 Julian Brown <julian@codesourcery.com>
7653 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7654 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7655 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7658 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7660 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7662 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7663 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7664 HOST_WIDE_INT instead of an rtx.
7665 (m68k_rtx_costs): Update call accordingly.
7666 (output_move_const_into_data_reg): Likewise. Fix formatting.
7667 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7669 (output_move_simode_const): Update calls after above changes.
7670 Rework to use automatic variables and predicates like MEM_P.
7671 * config/m68k/m68k.md (pushexthisi_const): Update call to
7674 2007-01-19 Dirk Mueller <dmueller@suse.de>
7676 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7679 2007-01-19 Richard Guenther <rguenther@suse.de>
7681 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7682 via cexp in case sincos is not available.
7684 2007-01-19 Richard Guenther <rguenther@suse.de>
7686 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7687 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7688 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7689 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7690 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7691 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7692 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7693 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7695 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7697 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7699 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7700 (atan2xf3): Directly generate RTL pattern.
7701 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7702 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7703 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7704 disable patterns for SSE math.
7705 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7706 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7707 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7708 disable patterns for SSE math.
7710 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7712 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7714 2007-01-18 Roger Sayle <roger@eyesopen.com>
7716 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7717 VIEW_CONVERT_EXPR to the same type as it's operand.
7719 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7721 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7722 configured for long double 128.
7724 2007-01-18 Mike Stump <mrs@apple.com>
7726 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7729 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7731 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7734 2007-01-18 Jan Hubicka <jh@suse.cz>
7736 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7737 greater than NUM_VOP_FREE_BUCKETS.
7739 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7741 * tree-ssa-structalias.c: Update comments.
7742 (ptabitmap_obstack): Removed.
7744 (oldpta_obstack): Ditto.
7745 (stats): Add a few members.
7746 (struct variable_info): Remove node, complex, address_taken, and
7747 indirect_target members. Add oldsolution member.
7748 (new_var_info): Do not initialize removed members.
7749 (constraint_expr_type): Remove INCLUDES.
7750 (constraint_graph): Add size, implicit_preds, rep,
7751 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7752 (FIRST_REF_NODE): New macro.
7753 (LAST_REF_NODE): Ditto.
7754 (FIRST_ADDR_NODE): Ditto.
7755 (find): New function.
7757 (dump_constraint): Do not handle INCLUDES.
7758 (insert_into_complex): Do not insert duplicate constraints.
7759 (condense_varmap_nodes): Renamed and rewritten into ...
7760 (merge_node_constraints): This. Also fix bug in handling of
7761 offseted copy constraints.
7762 (clear_edges_for_node): No longer need to deal with preds at all,
7763 or removing associated preds/succs.
7764 (merge_graph_nodes): Deal with indirect_cycles.
7765 Don't deal with predecessors.
7766 (add_implicit_graph_edge): New function.
7767 (add_pred_graph_edge): Ditto.
7768 (add_graph_edge): Don't deal with predecessors.
7769 (build_constraint_graph): Removed.
7770 (build_pred_graph): New function.
7771 (build_succ_graph): Ditto.
7772 (struct scc_info): Removed in_component. Added roots, dfs, and
7773 node_mapping. Remove visited_index, unification_queue.
7774 (scc_visit): Deal with union-find we do now.
7775 Deal with cycles with REF nodes.
7776 (collapse_nodes): Renamed and rewritten to ...
7777 (unify_nodes): This.
7778 (process_unification_queue): Removed.
7779 (topo_visit): Cleanup
7780 (do_da_constraint): Use find.
7781 (do_sd_constraint): Ditto.
7782 (do_ds_constraint): Ditto.
7783 (do_complex_constraint): Ditto.
7784 (init_scc_info): Update for removed and added members.
7785 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7786 (find_indirect_cycles): This.
7787 (equivalence_class): New variable.
7788 (label_visit): New function.
7789 (perform_variable_substitution): Rewritten.
7790 (free_var_substitution_info): New function.
7791 (find_equivalent_node): Ditto.
7792 (move_complex_constraints): Ditto.
7793 (eliminate_indirect_cycles): Ditto.
7794 (solve_graph): Only propagate changed bits.
7795 Use indirect cycle elimination.
7797 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7798 (tree_id_eq): Renamed to ...
7799 (tree_vi_eq): This. Update for member change
7800 (insert_id_for_tree): Renamed and rewritten to ...
7801 (insert_vi_for_tree): This.
7802 (lookup_id_for_tree): Renamed and rewritten to ...
7803 (lookup_vi_for_tree): This.
7804 (get_id_for_tree): Renamed and rewritten to ...
7805 (get_vi_for_tree): Ditto.
7806 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7807 (process_constraint): Don't handle INCLUDES.
7808 Remove special ADDRESSOF case.
7809 (find_func_aliases): Rewrite to use vi functions instead of id
7811 (create_function_info_for): Ditto.
7812 (create_variable_info_for): Ditto.
7813 (intra_create_variable_infos): Ditto.
7814 (merge_smts_into): Ditto.
7815 (find_what_p_points_to): Ditto.
7816 (init_base_vars): Ditto.
7817 (init_alias_vars): Ditto.
7818 (remove_preds_and_fake_succs): New function.
7819 (dump_sa_points_to_info): Dump new stats.
7820 (dump_solution_for_var): Use find.
7821 (set_used_smts): Fix formatting.
7822 (compute_points_to_sets): Updated for new functions.
7823 (ipa_pta_execute): Ditto.
7825 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7826 Richard Sandiford <richard@codesourcery.com>
7828 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7830 * calls.c (expand_call): If the return value is a PARALLEL,
7831 extract its first member.
7832 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7833 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7834 use FUNCTION_EXTRA_EPILOGUE.
7835 (m68k_function_value): Return a PARALLEL if the return value
7836 is of a pointer type.
7837 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7838 (FUNCTION_EXTRA_EPILOGUE): Remove.
7839 * config/m68k/m68k.md (D0_REG): New constant.
7841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7843 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7844 output a NOP for empty epilogues.
7846 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7848 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7849 before function. Extend register save check to include all
7850 registers, not just integer ones.
7852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7854 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7855 (m68k_use_return_insn): ...this.
7856 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7857 * config/m68k/m68k.c (use_return_insn): Rename to...
7858 (m68k_use_return_insn): ...this.
7859 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7862 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7864 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7865 nearest even, fix denormal rounding overflow.
7867 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7869 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7870 f%$smove and f%$move.
7871 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7872 (extendsfdf2_cf): Use fdmove instead of f%&move.
7873 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7874 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7876 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7878 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7881 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7883 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7884 (coldfire_single_format): Declare.
7885 (coldfire_double_format): Likewise.
7886 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7887 of qnan_msb_set to determine the lower bits of a canonical
7889 (encode_ieee_double): Likewise.
7890 (encode_ieee_quad): Likewise.
7891 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7892 (mips_single_format): Likewise.
7893 (ieee_double_format): Likewise.
7894 (mips_double_format): Likewise.
7895 (ieee_extended_motorola_format): Likewise.
7896 (ieee_extended_intel_96_format): Likewise.
7897 (ieee_extended_intel_128_format): Likewise.
7898 (ieee_extended_intel_96_round_53_format): Likewise.
7899 (ibm_extended_format): Likewise.
7900 (mips_extended_format): Likewise.
7901 (ieee_quad_format): Likewise.
7902 (mips_quad_format): Likewise.
7903 (vax_f_format): Likewise.
7904 (vax_d_format): Likewise.
7905 (vax_g_format): Likewise.
7906 (i370_single_format): Likewise.
7907 (i370_double_format): Likewise.
7908 (decimal_single_format): Likewise.
7909 (decimal_double_format): Likewise.
7910 (decimal_quad_format): Likewise.
7911 (c4x_single_format): Likewise.
7912 (c4x_extended_format): Likewise.
7913 (real_internal_format): Likewise.
7914 (coldfire_single_format): New real_format.
7915 (coldfire_double_format): Likewise.
7916 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7917 canonical_nan_lsbs_set.
7918 (pdp11_d_format): Likewise.
7919 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7920 if TARGET_COLDFIRE_CPU.
7922 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7924 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7925 (output_call, m68k_legitimize_call_address): Declare.
7926 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7927 parenthesees. Add support for a 'W' constraint.
7928 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7929 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7930 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7931 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7933 (override_options): Initialize them. Do not set flag_no_function_cse
7934 for TARGET_ID_SHARED_LIBRARY.
7935 (m68k_output_pic_call): Delete.
7936 (m68k_legitimize_call_address): New function.
7937 (print_operand): Remove the %o prefix. Handle the %p prefix.
7938 (output_call): New function.
7939 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7940 target address from the GOT if symbolic jumps are not allowed.
7941 * config/m68k/m68k.md (call, general_operand): Do not set
7942 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7943 Merge separate flag_pic and !flag_pic define_insns into...
7944 (*call, *call_value): ...these new patterns. Match the address
7945 rather than the containing MEM and require it to be a call_operand.
7946 Use output_call to generate the asm template.
7947 * config/m68k/predicates.md (const_call_operand): New predicate.
7948 (call_operand): Likewise.
7950 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7952 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7953 (STACK_GROWS_DOWNWARD): Define to 1.
7954 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7955 comments, emphasizing that these values are only defaults.
7956 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7957 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7959 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7961 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7963 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7964 Richard Sandiford <richard@codesourcery.com>
7966 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7967 (FP_REGNO_P): New macros.
7968 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7969 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7970 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7971 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7973 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7975 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7976 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7978 * config/m68k/t-floatlib: New file, extracting common code from...
7979 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7980 * config/m68k/t-uclinux: Here.
7981 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7982 routines on ColdFire targets.
7984 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7986 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7987 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7988 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7989 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7990 explicitly set MOTOROLA to 1.
7991 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7993 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7994 Nathan Sidwell <nathan@codesourcery.com>
7996 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7997 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7998 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7999 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8000 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8001 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8002 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8003 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8004 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8005 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8006 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8007 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8008 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8009 (DBX_REGISTER_NUMBER): Delete.
8010 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8011 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8012 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8014 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8016 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8017 * config/flat.h: New file.
8018 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8020 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8021 indirect references for -msep-data or -mid-shared-library.
8022 Do not use PC-relative code addresses either.
8023 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8025 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8026 for shared libraries and crt1.o for executables. Use crti.o and
8028 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8029 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8030 Do not add -elf2flt or -shared-lib-id options here.
8031 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8032 Pass -shared-lib-id if -mid-shared-library, taking the library
8033 identifier from -mshared-library-id if given, otherwise
8035 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8036 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8037 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8038 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8039 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8040 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8042 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8043 jump sequence for ISA A and ISA A+.
8044 (PICJUMP): Likewise.
8046 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8048 * config.gcc (m68k-*-uclinux*): Base the port on the common
8049 and m68k GNU/Linux files rather than on the generic ELF ones.
8050 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8051 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8053 2007-01-18 Julian Brown <julian@codesourcery.com>
8054 Richard Sandiford <richard@codesourcery.com>
8056 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8057 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8058 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8060 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8062 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8066 * doc/install.texi: Document m68k-uclinuxoldabi.
8067 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8068 * config/m68k/uclinux-oldabi.h: New file, copied from
8069 config/m68k/uclinux.h.
8071 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8073 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8074 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8075 (m32r_compute_frame_size): Use unsigned for regno.
8076 (m32r_reload_lr): Use gen_frame_mem.
8078 (m32r_output_function_epilogue): Don't output the function epilogue
8080 (m32r_expand_epilogue): New.
8081 (direct_return): Return false if the function has the interrupt
8083 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8084 * config/m32r/m32r.md (epilogue): New expander.
8085 (return_lr, return_rte): New insns.
8086 (return): Make it expander.
8087 (return_normal): New expander.
8089 2007-01-18 Josh Conner <jconner@apple.com>
8092 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8093 support for UNLE, UNLT, UNGE, and UNGT.
8095 2007-01-18 Jan Hubicka <jh@suse.cz>
8097 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8098 * tree-tailcall (add_virtual_phis): Likewise.
8099 (optimize_tail_call): Return TODOs.
8100 (execute_tail_calls): Return TODOs.
8101 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8102 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8104 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8105 Cleanup cfg using TODO.
8106 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8107 * passes.c (execute_function_todo): When cleanup did something, remove
8109 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8110 (make_edges): Don't cleanup_cfg.
8112 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8114 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8115 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8116 operate on the top of stack.
8117 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8118 register handling of instructions that output to the second
8120 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8121 (move_for_stack_reg): Special-case check for dead destination
8122 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8124 * config/i386/i386.md (UNSPEC_TAN): New constant.
8125 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8126 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8127 to correctly model move of constant 1.0 to top stack slot.
8128 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8129 (unnamed peephole2 pattern): Remove corresponding peephole2
8130 pattern that optimizes tan insn and loading of constant 1.0.
8131 (tanxf2): Use fptanxf4_i387.
8132 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8133 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8134 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8135 disable patterns for SSE math.
8136 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8137 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8139 2007-01-18 Dirk Mueller <dmueller@suse.de>
8140 Richard Guenther <rguenther@suse.de>
8143 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8144 * common.opt (Warray-bounds): Add new warning option.
8145 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8147 * Makefile.in: make tree-vrp.o depend on toplev.h
8148 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8150 (check_array_refs, check_array_bounds, check_array_ref): New.
8152 2007-01-18 Jan Hubicka <jh@suse.cz>
8154 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8155 (execute_ssa_ccp): Return flags conditionally.
8156 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8158 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8160 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8162 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8163 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8165 * Makefile.c (GTFILES): Add cfglayout.h.
8166 * gengtype.c (open_base_files): Likewise.
8167 * cfglayout.c (cfg_layout_function_footer,
8168 cfg_layout_function_header) Reindent to make gengtype happy.
8169 * cfglayout.h (cfg_layout_function_footer,
8170 cfg_layout_function_header): Add GTY(()) marker.
8172 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8174 2007-01-18 Ben Elliston <bje@au.ibm.com>
8176 * genautomata.c (write_automata): Include xstrerror output in the
8177 error message if writing the DFA description file fails.
8179 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8181 * config/mips/mips-protos.h (mips_output_external): Make it
8183 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8184 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8185 (extern_list): Likewise.
8186 (extern_head): Likewise.
8187 (TARGET_ASM_FILE_END): Likewise.
8188 (mips_file_end): Likewise.
8189 (mips_output_external): Rewritten.
8191 2007-01-18 Ben Elliston <bje@au.ibm.com>
8193 * genpreds.c (write_insn_preds_c): Only write out the function
8194 body for regclass_for_constraint if we have register constraints.
8196 2007-01-17 Tom Tromey <tromey@redhat.com>
8198 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8199 * doc/install.texi (Testing): Use sourceware.org.
8200 (Binaries): Likewise.
8201 (Specific): Likewise.
8202 * doc/contrib.texi (Contributors): Use sourceware.org.
8204 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8206 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8207 (AVR_ENHANCED): Rename to ...
8208 (AVR_HAVE_MUL): ... new.
8209 (avr_enhanced_p): Rename to ...
8210 (avr_have_mul_p): ... new.
8211 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8212 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8213 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8214 (avr_have_mul_p): ... new.
8215 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8216 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8217 'avr_enhanced_p' and 'enhanced'.
8218 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8219 AVR_HAVE_MUL instead of AVR_ENHANCED.
8220 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8221 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8222 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8223 instead of AVR_ENHANCED.
8224 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8225 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8226 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8228 2007-01-17 Ian Lance Taylor <iant@google.com>
8230 * vec.h (VEC_reserve_exact): Define.
8231 (vec_gc_p_reserve_exact): Declare.
8232 (vec_gc_o_reserve_exact): Declare.
8233 (vec_heap_p_reserve_exact): Declare.
8234 (vec_heap_o_reserve_exact): Declare.
8235 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8237 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8239 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8240 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8241 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8242 * vec.c (calculate_allocation): Add exact parameter. Change all
8244 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8245 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8246 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8247 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8248 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8249 (vec_heap_p_reserve_exact): New function.
8250 (vec_heap_o_reserve_exact): New function.
8252 2007-01-17 Jan Hubicka <jh@suse.cz>
8254 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8256 2007-01-17 Eric Christopher <echristo@apple.com>
8258 * config.gcc: Support core2 processor.
8260 2007-01-16 Jan Hubicka <jh@suse.cz>
8262 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8263 the names, just unlink the chain so we don't crash on dangling pointers
8266 2007-01-16 Jan Hubicka <jh@suse.cz>
8268 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8269 * tree-pass.h: Reorder to make IPA passes appear toegher.
8270 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8271 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8272 parameters, do not call early inliner.
8273 * ipa-inline.c: Update comments. Include tree-flow.h
8274 (cgraph_decide_inlining): Do not compute inlining parameters.
8275 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8276 be called with function context set up.
8277 (pass_ipa_inline): Remove unreachable functions before pass.
8278 (cgraph_early_inlining): Simplify assuming to be called from the
8280 (pass_early_inline): New pass.
8281 (cgraph_gate_ipa_early_inlining): New gate.
8282 (pass_ipa_early_inline): Turn into simple wrapper.
8283 (compute_inline_parameters): New function.
8284 (gate_inline_passes): New gate.
8285 (pass_inline_parameters): New pass.
8286 (apply_inline): Move here from tree-optimize.c
8287 (pass_apply_inline): New pass.
8288 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8290 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8292 (tree_function_versioning): Do not allocate dummy struct function.
8293 * tree-inline.h (optimize_inline_calls): Update prototype.
8294 * tree-optimize.c (execute_fixup_cfg): Export.
8295 (pass_fixup_cfg): Remove
8296 (tree_rest_of_compilation): Do not apply inlines.
8297 * tree-flow.h (execute_fixup_cfg): Declare.
8298 * Makefile.in (gt-passes.c): New.
8299 * passes.c: Include gt-passes.h
8300 (init_optimization_passes): New passes.
8301 (nnodes, order): New static vars.
8302 (do_per_function_toporder): New function.
8303 (execute_one_pass): Dump current pass here.
8304 (execute_ipa_pass_list): Don't dump current pass here.
8306 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8308 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8309 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8311 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8313 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8314 (strong_alias): Define.
8315 (__gcc_qmul): Provide non-FMA for soft-float.
8321 (__gcc_qunord): New.
8331 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8332 soft-float functions.
8333 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8334 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8335 about long double soft float.
8337 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8338 Tehila Meyzels <tehila@il.ibm.com>
8340 * tree-vectorizer.h (is_pattern_stmt_p): New.
8341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8342 formatting (tabs instead of spaces). Cleanup and clarify setting
8343 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8344 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8345 (vectorizable_type_demotion): Check that types are integral.
8346 (vectorizable_type_promotion): Likewise.
8347 (vectorizable_store): Fix typo. Eliminate new-line at end of
8350 2007-01-16 Jan Hubicka <jh@suse.cz>
8352 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8355 2007-01-15 Eric Christopher <echristo@apple.com>
8357 * ifcvt.c: Include vec.h, vecprim.h.
8358 (check_cond_move_block): New argument regs.
8359 Reorganize. Add registers used to regs.
8360 (cond_move_process_if_block): Use regs set above as
8363 2007-01-15 Eric Christopher <echristo@apple.com>
8365 * config/darwin.h: Update copyright.
8366 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8367 (LINK_COMMAND_SPEC): Add -u.
8368 (LINK_SPEC): Fix umbrella for above.
8370 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8372 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8375 2007-01-15 Tom Tromey <tromey@redhat.com>
8377 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8378 * doc/install.texi (Testing): Don't mention jacks.
8379 (Configuration): Document --enable-java-maintainer-mode. Move
8380 --with-java-home to libgcj-specific section. Document
8382 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8384 2007-01-15 Jan Hubicka <jh@suse.cz>
8386 * tree-ssa-dce.c (DCE_TODOs): New.
8387 (propagate_necessity): Return if something changed.
8388 (eliminate_unnecessary_stmts): Likewise.
8389 (perform_tree_ssa_dce): Return TODO flags when needed.
8390 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8392 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8394 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8395 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8396 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8397 patterns using X87MODEF12 mode macro. Extend operand 1
8398 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8399 (log10<mode>2): Ditto.
8400 (log2<mode>2): Ditto.
8401 (log1p<mode>2): Ditto.
8402 (logb<mode>2): Ditto.
8403 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8404 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8405 (*fxtractxf3_i387): Rename from *fxtractxf3.
8406 (fxtract_extend<mode>xf3_i387): New insn pattern.
8407 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8408 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8409 and gen_fyl2xxf3_i387().
8411 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8413 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8414 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8415 get_loop_exit_edges. Changed return type to bool.
8416 * cfgloop.h (fix_loop_placement): Declaration removed.
8418 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8420 * param.h (MIN_VECT_LOOP_BOUND): New.
8421 * params.def (MIN_VECT_LOOP_BOUND): New.
8422 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8423 argument - minimum threshold for number of iterations.
8424 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8425 argument to declaration.
8426 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8427 MIN_VECT_LOOP_BOUND.
8428 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8429 slpeel_tree_peel_loop_to_edge with additional argument.
8430 (vect_do_peeling_for_alignment): Likewise.
8431 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8433 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8436 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8439 2007-01-14 Jan Hubicka <jh@suse.cz>
8441 * tree-dfa.c (remove_referenced_var): New function.
8442 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8443 prune referenced vars list too.
8444 * tree-flow.h (remove_referenced_var): Declare.
8446 2007-01-14 Jan Hubicka <jh@suse.cz>
8448 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8450 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8451 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8452 * except.h (verify_eh_throw_table_statements): Kill prototype.
8453 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8454 into call exrepssions.
8455 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8457 * tree-cfg.c: Include pointer-set.h.
8458 (verify_node_sharing): Work on pointer set.
8459 (verify_eh_throw_stmt_node): New.
8460 (verify_stmts): Use pointers sets, verify throw_stmt.
8462 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8464 * ipa-reference.c (analyze_function): Consider also addresses taken
8467 2007-01-12 Roger Sayle <roger@eyesopen.com>
8469 * c-typeck.c (null_pointer_constant_p): Replace use of
8470 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8471 (build_c_cast): Likewise.
8473 2007-01-12 Roger Sayle <roger@eyesopen.com>
8475 * tree.h (force_fit_type_double): Remove unused final argument.
8476 * c-common.c (constant_expression_warning): Replace use of
8477 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8478 (convert_and_check): Likewise.
8479 (shorten_compare): Update call to force_fit_type_double.
8480 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8481 * convert.c (convert_to_pointer): Update call to
8482 force_fit_type_double.
8483 * fold-const.c (force_fit_type_double): Remove overflowed_const
8485 (int_const_binop, fold_convert_const_int_from_int,
8486 fold_convert_const_int_from_real, fold_div_compare,
8487 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8488 fold_abs_const, fold_not_const): Remove the final argument from
8489 calls to force_fit_type_double.
8491 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8493 * configure.ac: Set insn to "nop" for spu-*-* also.
8494 * configure: Regenerate.
8496 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8498 * builtins.def : Add BUILT_IN_FREE.
8500 2007-01-12 Jan Hubicka <jh@suse.cz>
8502 PR tree-optimization/30443
8503 * tree-inline.c (tree_function_versioning): Do not optimize when
8504 cloning for inlining.
8506 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8508 * doc/loop.texi: Document recording of loop exits.
8509 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8510 (update_single_exits_after_duplication,
8511 update_single_exit_for_duplicated_loop,
8512 update_single_exit_for_duplicated_loops): Removed.
8513 (duplicate_loop_to_header_edge): Do not call
8514 update_single_exits_after_duplication and
8515 update_single_exit_for_duplicated_loops.
8516 (loop_version): Do not update single_exit information.
8517 (fix_loop_structure): Use record_loop_exits instead of
8518 mark_single_exit_loops.
8519 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8520 the lists of loop exits.
8521 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8522 split_edge, merge_blocks): Update the lists of loop exits.
8523 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8524 loop_optimizer_init.
8525 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8526 of mark_single_exit_loops.
8527 (loop_optimizer_finalize): Call release_recorded_exits.
8528 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8529 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8530 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8531 update single exit information.
8532 * lambda-code.c (perfect_nestify): Ditto.
8533 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8534 (mark_single_exit_loops): Removed.
8535 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8536 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8537 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8539 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8540 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8541 (verify_loop_structure): Verify consistency of the exit lists.
8542 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8543 (set_single_exit): Removed.
8544 * cfgloop.h (struct loop_exit): New function.
8545 (struct loop): single_exit_ field replaced by exits field.
8546 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8547 (struct loops): Added exits hash.
8548 (mark_single_exit_loops, set_single_exit): Declaration removed.
8549 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8551 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8553 * doc/invoke.texi: Avoid use of @headitem.
8555 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8557 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8559 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8561 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8564 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8565 Richard Sandiford <richard@codesourcery.com>
8567 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8568 * config/m68k/m68k.opt: Resort options.
8569 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8571 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8572 Richard Sandiford <richard@codesourcery.com>
8574 * doc/invoke.texi: Document the macros that are defined by
8575 m68k's -mtune and -mhard-float options.
8576 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8577 (m68k_cpp_cpu_family): Likewise.
8578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8579 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8580 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8581 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8582 (m68k_cpp_cpu_family): Likewise.
8584 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8586 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8587 macros besides mc68000 as tuning macros. Use a switch statement
8588 to set them and mcpu32.
8590 2007-01-12 Julian Brown <julian@codesourcery.com>
8592 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8593 (TARGET_68040_ONLY): Rename to...
8594 (TARGET_68040): ...this.
8595 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8596 * config/m68k/m68k.md: Likewise.
8598 2007-01-12 Julian Brown <julian@codesourcery.com>
8599 Nathan Sidwell <nathan@codesourcery.com>
8600 Richard Sandiford <richard@codesourcery.com>
8602 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8603 the -mcpu= argument associated with the --with-cpu setting.
8604 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8605 if different from the one implied by the -mcpu setting.
8606 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8607 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8608 * doc/invoke.texi: Mention ColdFire in the introduction to the
8609 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8610 -mno-div and -mhard-float options. Make -m68881 a synonym for
8611 -mhard-float. Document the previously-undocumented -m5206e,
8612 -m528x, -m5307 and -m5407 options. Tweak the existing option
8613 documentation for consistency.
8614 * doc/install.texi: Mention new --with-cpu arguments.
8615 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8616 default CPU if neither -mcpu nor -march are specified.
8617 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8618 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8619 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8620 using m68k_tune to decide between families that implement the
8621 same ISA. Use m68k_tune to set __mcfv4e__.
8622 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8623 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8624 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8625 (FL_ISA_C, FL_ISA_MMU): New macros.
8626 (MASK_COLDFIRE): Delete.
8627 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8628 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8629 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8630 (TARGET_HARD_FLOAT): Do not define here.
8631 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8632 (TUNE_68000): New macro.
8633 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8634 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8635 (TUNE_CFV2): Redefine in terms of m68k_tune.
8636 (uarch_type, target_device, fpu_type): New enums.
8637 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8638 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8639 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8640 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8641 (FL_FOR_isa_c): New macros.
8642 (m68k_isa): New enum.
8643 (m68k_target_selection): New structure.
8644 (all_devices, all_isas, all_microarchs): New tables.
8645 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8646 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8647 (MASK_ALL_CPU_BITS): Delete.
8648 (m68k_find_selection): New function.
8649 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8650 Map the legacy target options to a combination of the new ones.
8651 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8652 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8653 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8655 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8656 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8658 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8659 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8660 * config/m68k/m68k-devices.def: New file.
8662 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8663 Nathan Sidwell <nathan@codesourcery.com>
8665 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8666 (SUBTARGET_EXTRA_SPECS): New macros.
8667 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8668 use %(asm_cpu_spec) instead.
8669 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8670 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8671 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8672 (EXTRA_SPECS): Rename to...
8673 (SUBTARGET_EXTRA_SPECS): ...this.
8675 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8676 Richard Sandiford <richard@codesourcery.com>
8677 Julian Brown <julian@codesourcery.com>
8679 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8680 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8681 to the configuration's default CPU.
8682 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8683 Remove default masks.
8684 (m680[012]0-*-*): Set the default with_cpu to the first part of
8686 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8687 (m68k*-*-linux): Extend the --with-cpu handling to...
8688 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8689 and m68010. Don't set target_cpu_default2.
8690 * doc/install.texi: Document --with-cpu for m68k.
8691 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8692 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8693 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8694 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8695 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8696 (ASM_SPEC): Remove use of %(asm_cpu_default).
8697 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8698 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8699 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8700 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8701 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8702 (TARGET_DEFAULT): Delete.
8703 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8704 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8705 (CPP_CPU_SPEC): Delete.
8706 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8707 the appropriate string.
8708 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8709 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8710 (ASM_SPEC): Don't use %(asm_default_spec).
8711 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8712 TARGET_DEFAULT and add MASK_68881.
8713 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8715 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8717 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8718 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8719 MASK_68010 alongside MASK_68020.
8720 * doc/invoke.texi: Document -m68010.
8721 * config/m68k/m68k.opt (m68010): New.
8722 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8724 (TUNE_68010): New macro.
8725 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8726 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8727 (M68K_CPU_m68332): Add MASK_68010.
8728 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8729 fallback definition.
8730 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8732 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8733 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8734 to all entries that use MASK_68020.
8735 (output_move_simode_const, output_move_himode, output_move_qimode)
8736 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8737 instead of TARGET_68020 to select clr behavior. Remove comment
8738 about there being no TARGET_68010.
8739 * config/m68k/m68k.md: Likewise throughout.
8741 2007-01-12 Julian Brown <julian@codesourcery.com>
8743 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8744 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8745 * config/m68k/m68k.md: Likewise.
8747 2007-01-12 Julian Brown <julian@codesourcery.com>
8749 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8750 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8752 2007-01-12 Julian Brown <julian@codesourcery.com>
8754 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8755 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8756 * config/m68k/m68k.md: Likewise.
8758 2007-01-12 Julian Brown <julian@codesourcery.com>
8759 Richard Sandiford <richard@codesourcery.com>
8761 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8762 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8763 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8765 (TARGET_CPU32): Rename to...
8766 (TUNE_CPU32): ...this.
8767 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8768 (TUNE_CFV2): New macros.
8769 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8770 remove conditions that are implied by TARGET_68020.
8771 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8772 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8773 (m68k_output_function_epilogue): Likewise.
8774 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8775 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8776 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8777 non-68000 timings. Refactor multiplication and division costs.
8778 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8779 TUNE_CPU32 instead of TARGET_CPU32.
8780 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8781 and TUNE_68060 instead of TARGET_68060.
8782 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8783 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8785 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8786 && !TARGET_COLDFIRE" to choose between moveq and clr.
8787 Likewise in the unnamed movsf pattern.
8788 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8789 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8792 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8794 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8795 of tabbing before backslashes.
8797 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8799 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8800 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8801 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8803 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8805 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8806 find_interesting_uses_cond.
8807 (find_interesting_uses_cond): Use extract_cond_operands.
8808 (rewrite_use_compare): Use extract_cond_operands and
8809 force_gimple_operand_bsi. Do not call update_stmt.
8810 (determine_use_iv_cost_condition): Use extract_cond_operands.
8811 Return cheaper of using original bound and changing the exit bound.
8813 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8815 PR tree-optimization/29516
8816 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8817 most_expensive_mult_to_index, addr_to_parts,
8818 create_mem_ref, maybe_fold_tmr): Make the type of
8819 fields of TARGET_MEM_REF sizetype.
8820 (move_fixed_address_to_symbol, move_pointer_to_base):
8822 * tree.def (TARGET_MEM_REF): Add comment on types of
8825 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8827 * c-common.c (vector_types_convertible_p): Treat opaque types as
8828 always convertible if they have the same size, but not otherwise.
8830 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8832 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8833 Remove the b_unconditional field.
8834 (noce_try_sign_mask): Do not look at b_unconditional.
8835 (noce_process_if_block): Do not use merge_if_blocks. Update
8836 the CFG here. Do not set b_unconditional.
8837 (cond_move_process_if_block): Likewise.
8838 (find_cond_trap): Likewise.
8839 (check_cond_move_block): Require simple jump insns at the end
8842 2007-01-11 Jan Hubicka <jh@suse.cz>
8844 PR tree-optimization/1046
8845 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8846 when alias info is not ready.
8847 (pass_tail_recursion): Do not require aliasing.
8848 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8849 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8850 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8851 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8852 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8853 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8854 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8856 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8857 When aliasing is not build, mark statement as volatile.
8859 2007-01-11 Tom Tromey <tromey@redhat.com>
8861 PR preprocessor/15185, PR preprocessor/20989:
8862 * doc/cppopts.texi <-MT>: Update description of algorithm for
8863 computing default target.
8864 <-M, -MD>: Reword "basename" text.
8866 2007-01-11 Roger Sayle <roger@eyesopen.com>
8868 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8869 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8870 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8871 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8872 fold_builtin_bswap, real_constp, fold_builtin_pow,
8873 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8874 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8875 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8876 * convert.c (convert_to_pointer): Likewise.
8877 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8878 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8879 const_binop, fold_convert_const_int_from_int,
8880 fold_convert_const_int_from_real,
8881 fold_convert_const_real_from_real, sign_bit_p,
8882 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8883 fold_sign_changed_comparison, fold_unary, fold_comparison,
8884 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8885 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8886 * print-tree.c (print_node_brief, print_node): Likewise.
8887 * stor-layout.c (place_field, layout_type): Likewise.
8888 * tree-chrec.c (keep_cast): Likewise.
8889 * tree.c (build_vector, build_real, build_real_from_int_cst,
8890 build_complex): Likewise.
8892 2007-01-11 Roger Sayle <roger@eyesopen.com>
8894 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8895 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8897 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8899 * configure.ac (strict1_warn): Rename to strict_warn.
8900 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8901 cc_set_by_configure, quoted_cc_set_by_configure,
8902 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8903 all_boot_languages, all_stagestuff): Remove.
8904 (target_list): Remove bootstrap targets.
8905 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8906 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8907 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8908 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8909 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8910 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8911 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8912 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8913 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8914 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8915 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8916 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8917 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8918 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8919 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8920 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8921 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8922 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8923 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8924 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8925 (mostlyclean): Adjust.
8926 (clean, distclean): Don't mention bootstrap stuff.
8927 * configure: Regenerate.
8928 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8929 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8930 treelang/config-lang.in (stagestuff): Remove.
8931 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8932 stageprofile, stagefeedback, stagestuff): Remove mention.
8934 2007-01-11 Nick Clifton <nickc@redhat.com>
8936 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8938 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8939 (mcore_arith_K_S_operand): Run the test for the S constraint not
8940 the test for the M constraint.
8941 (mcore_addsub_operand): Do not accept integer values that are
8942 larger than 32 bits.
8943 * config/mcore/mcore.md: Remove unused constraints from split.
8944 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8946 (allocate_stack): Likewise.
8947 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8948 operands to 32 bits.
8949 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8951 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8952 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8953 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8954 mcore_output_bclri, mcore_output_andn, output_inline_const,
8955 mcore_output_move, mcore_output_movedouble): Likewise.
8956 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8957 (output_inline_const): Likewise.
8958 (output_inline_const): Fix format strings used in sprintf
8960 * config/mcore/mcore-protos.h: Update prototypes for changed
8961 functions in mcore.c.
8962 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8963 HOST_WIDE_INT and not int.
8964 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8965 CONST_OK_FOR_N): Likewise.
8966 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8967 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8970 2007-01-10 Jan Hubicka <jh@suse.cz>
8972 * tree-vrp.c (remove_range_assertions): Release defs.
8973 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8974 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8976 2007-01-10 Paul Brook <paul@codesourcery.com>
8978 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8979 * config/arm/arm.md (mulsi3subsi): New insn.
8981 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8983 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8984 (tree_transform_and_unroll_loop): New.
8985 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8988 2007-01-10 Robert Kennedy <jimbob@google.com>
8990 * fold-const.c (fold_comparison): Fold comparisons like (x *
8991 1000 < 0) to (x < 0).
8993 2007-01-10 Ian Lance Taylor <iant@google.com>
8995 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8996 operands have the same priority.
8998 2007-01-10 Tom Tromey <tromey@redhat.com>
9000 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9001 (fold_binary): Likewise.
9002 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9003 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9004 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9005 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9006 * langhooks.h (struct lang_hooks): Removed field
9007 'can_use_bit_fields_p'.
9009 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9011 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9013 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9015 * function.c (get_last_funcdef_no): New function.
9016 * function.h (get_last_funcdef_no): Declare.
9017 * tree-inline.c (initialize_cfun): Add initialization.
9018 (tree_function_versioning): Cleanup.
9020 2007-01-10 Jan Hubicka <jh@suse.cz>
9022 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9025 2007-01-10 Sa Liu <saliu@de.ibm.com>
9026 Ben Elliston <bje@au.ibm.com>
9028 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9029 for SAVE_NONLOCAL and Pmode for any other save level.
9030 * spu-protos.h (spu_restore_stack_block): Declare.
9031 * spu.md (save_stack_block): Remove.
9032 (restore_stack_block): Call spu_restore_stack_block.
9033 * spu.c (spu_restore_stack_block): New function.
9034 (spu_expand_epilogue): Remove old comment.
9036 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9038 PR tree-optimization/30322
9039 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9040 (cand_value_at): Return the value as aff_tree.
9041 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9042 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9043 aff_combination_mult): New functions.
9044 (aff_combination_add): Use aff_combination_add_cst.
9045 (aff_combination_convert): Allow conversions to a wider type.
9046 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9047 * tree-affine.h (aff_combination_mult): Declare.
9049 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9051 * doc/tm.texi: Update documentation to reflect reality of exec
9052 and start file search behaviours. Update copyright year.
9053 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9054 header file directories.
9056 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9058 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9059 (*cosxf2): Rename to cosxf2_i387.
9060 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9061 using X87MODEF12 mode macro. Rename patterns to
9062 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9064 (*cosdf2, *cossf2): Ditto.
9065 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9066 to match extended input operands.
9067 (sincos<mode>3): New expander.
9068 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9069 insn patterns and corresponding splitters.
9071 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9073 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9074 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9076 2007-01-09 Nicolas Pitre <nico@cam.org>
9079 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9081 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9083 * target.h (struct gcc_target): New field library_rtti_comdat.
9084 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9085 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9086 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9087 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9089 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9091 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9093 2007-01-08 Richard Guenther <rguenther@suse.de>
9095 * tree.h (force_fit_type_double): Export.
9096 (force_fit_type): Remove.
9097 * fold-const.c (force_fit_type_double): New function.
9098 (force_fit_type): Remove.
9099 (int_const_binop): Use it.
9100 (fold_convert_const_int_from_int): Likewise.
9101 (fold_convert_const_int_from_real): Likewise.
9102 (fold_div_compare): Likewise.
9103 (fold_sign_changed_comparison): Likewise.
9104 (fold_unary): Likewise.
9105 (fold_negate_const): Likewise.
9106 (fold_abs_const): Likewise.
9107 (fold_not_const): Likewise.
9108 * c-common.c (shorten_compare): Use force_fit_type_double.
9109 * convert.c (convert_to_pointer): Likewise.
9111 2007-01-08 Richard Guenther <rguenther@suse.de>
9113 * tree.h (build_int_cst_wide_type): Export.
9114 * tree.c (build_int_cst_wide_type): New function.
9115 (build_int_cst_wide): Fix comment.
9116 * builtins.c (fold_builtin_object_size): Use build_int_cst
9117 to build -1 or 0 of the correct type. Use fit_double_type
9118 to check for overflow.
9119 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9121 (decode_field_reference): Likewise.
9122 (all_ones_mask_p): Likewise.
9123 (native_interpret_int): Use build_int_cst_wide_type.
9124 (fold_binary): Use build_int_cst_type to build an all-ones
9126 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9128 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9130 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9132 2007-01-09 Ben Elliston <bje@au.ibm.com>
9134 * genautomata.c (STATS_OPTION): New option.
9135 (stats_flag): New flag.
9136 (gen_automata_option): Handle it.
9137 (initiate_automaton_gen): Ditto.
9138 (write_automata): Output statistics only if stats_flag is
9139 set. Likewise, output time statistics only if time_flag is set.
9140 * doc/md.texi (Processor pipeline description): Document new flag.
9142 2007-01-08 Richard Guenther <rguenther@suse.de>
9144 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9145 * tree.c (build_int_cst_type): Likewise.
9146 (size_in_bytes): Don't call force_fit_type on the result.
9147 (int_fits_type_p): Use fit_double_type.
9148 * fold-const.c (fit_double_type): New function.
9149 (force_fit_type): Use it.
9150 * tree.h (fit_double_type): Export.
9152 2007-01-08 Jan Hubicka <jh@suse.cz>
9154 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9155 * ipa.c (function_and_variable_visibility): Fix return type.
9157 2007-01-08 Richard Guenther <rguenther@suse.de>
9159 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9160 of offset to build the index.
9161 * tree-pretty-print.c (dump_generic_node): Don't build negated
9162 const just for printing.
9163 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9164 * builtins.c (fold_builtin_int_roundingfn): Check if result
9165 fits the type by using force_fit_type and comparing the result.
9166 * predict.c (predict_loops): Use compare_tree_int for comparison.
9167 * tree.c (build_int_cst): Fall back to integer_type_node for
9169 (build_int_cst_wide): Assert type is non-null.
9171 2007-01-08 Roberto Costa <roberto.costa@st.com>
9173 * tree-vrp.c (extract_range_from_cond_expr): New.
9174 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9175 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9177 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9178 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9179 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9180 used as expressions.
9181 * tree-object-size.c (cond_expr_object_size): New.
9182 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9184 2007-01-08 Jan Hubicka <jh@suse.cz>
9186 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9187 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9190 2007-01-08 Richard Guenther <rguenther@suse.de>
9192 PR tree-optimization/23603
9193 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9194 (extract_range_from_binary): Fall back to truthvalue instead of
9195 varying for TRUTH_*_EXPR.
9196 (extract_range_from_comparison): Fall back to truthvalue instead of
9198 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9199 if all visited PHI values were constant.
9201 2007-01-08 Jan Hubicka <jh@suse.cz>
9203 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9204 (cgraph_analyze_function): break out from ...
9205 (cgraph_finalize_compilation_unit): ... here.
9206 (cgraph_expand_function): Remove forgoten commented out line.
9207 (cgraph_optimize): Analyze functions.
9209 2007-01-08 Jan Hubicka <jh@suse.cz>
9211 * tree-pas.h (TODO_remove_function): New flag.
9212 (TODO_update*): Renumber.
9213 (pass_ipa_increase_alignment,
9214 pass_ipa_function_and_variable_visibility): New passes.
9215 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9216 (cgraph_function_and_variable_visibility): Move to ipa.c
9217 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9218 cgraph_increase_alignment.
9219 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9220 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9221 calling tree-inline.
9222 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9223 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9224 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9225 (gate_increase_alignment): New function.
9226 (pass_ipa_increase_alignment): New pass.
9227 * ipa.c: Inline tree-pass.h and timevar.h
9228 (function_and_variable_visibility): Move here from cgraphunit.c
9229 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9230 * passes.c (init_optimization_passes): Add the two new passes.
9231 (execute_todo): Handle cgraph_remove_functions.
9233 2007-01-08 Nick Clifton <nickc@redhat.com>
9235 * config/frv/predicates.md (reg_or_0_operand): Accept
9238 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9240 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9241 * config.gcc: Add bfin*-rtems*.
9243 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9245 * c.opt: Add -flax-vector-conversions.
9246 * c-typeck.c (convert_for_assignment): Pass flag to
9247 vector_types_convertible_p to allow emission of note.
9248 (digest_init): Likewise.
9249 * c-opts.c: Handle -flax-vector-conversions.
9250 * c-common.c (flag_lax_vector_conversions): New.
9251 (vector_types_convertible_p): Unless -flax-vector conversions
9252 has been passed, disallow conversions between vectors with
9253 differing numbers of subparts and/or element types. If such
9254 a conversion is disallowed, possibly emit a note on the first
9255 occasion only to inform the user of -flax-vector-conversions.
9256 The new last argument specifies this.
9257 * c-common.h (flag_lax_vector_conversions): New.
9258 (vector_types_convertible_p): Add extra argument.
9259 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9260 char_type_node for V*QI type vectors.
9261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9262 Update to satisfy new typechecking rules.
9263 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9265 * doc/invoke.texi (C Dialect Options): Document
9266 -flax-vector-conversions.
9268 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9270 PR tree-optimization/29877
9271 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9272 a register variable on the RHS to not be replaceable.
9274 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9275 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9276 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9277 const_simm15, const_pow2, const_npow2): Added.
9278 * config/score/misc.md (insv, extv, extzv, movmemsi,
9279 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9280 * config/score/score.c (score_address_cost, score_select_cc_mode):
9282 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9283 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9284 Update score_print_operand.
9285 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9286 Adjust register allocate order and update some macro define.
9287 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9288 mdx_block_move_straight, mdx_block_move_loop_head,
9289 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9290 mdx_block_move): Added.
9291 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9292 mdp_limm): Updated and fix some bug and typo.
9293 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9294 (movsf, movdf, doloop_end): Added.
9296 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9298 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9299 config/arm/thumb2.md: Fix comment typos.
9300 * doc/extend.texi: Fix a typo.
9302 2007-01-07 Eric Christopher <echristo@apple.com>
9304 * configure.ac: Check for __stack_chk_fail for darwin.
9305 * configure: Regenerate.
9307 2007-01-07 Richard Guenther <rguenther@suse.de>
9309 * tree-vrp.c (extract_range_from_assert): CSE calls to
9310 compare_values where possible.
9311 (extract_range_from_unary_expr): Likewise.
9313 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9315 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9316 * config/avr/avr.c (call_insn_operand): Delete function.
9317 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9318 instead of register number. Use predicates.
9319 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9320 call_insn_operand): Add.
9322 2007-01-06 Jan Hubicka <jh@suse.cz>
9324 * tree-pass.h (pass_build_cgraph_edges): Declare.
9325 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9326 (visited_nodes): Remove.
9327 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9328 build_cgrpah_edges; make visited_nodes local.
9329 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9330 (record_references_in_initializer): Move to cgraphbuild.c
9331 (initialize_inline_failed, rebuild_cgraph_edges,
9332 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9333 (verify_cgraph_node): Make visited_nodes local.
9334 (cgraph_analyze_function): Do not call cgraph_create_edges and
9335 initialize_inline_failed.
9336 (cgraph_expand_function): Do not call cgraph_lower_function;
9337 assert that function is already lowered.
9338 * Makefile.in (cgraphbuild.o): New.
9339 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9340 at the end of lowering passes.
9342 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9344 * ifcvt.c (cond_move_convert_if_block): New function, code
9345 factored out from...
9346 (cond_move_process_if_block): ...here. Call the new function
9347 on the THEN and ELSE blocks.
9348 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9349 already takes care of this.
9351 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9354 * tree.h (TREE_OVERFLOW_P): New.
9355 * c-typeck.c (parser_build_unary_op): Warn only if result
9356 overflowed and operands did not.
9357 (parser_build_binary_op): Likewise.
9358 (convert_for_assignment): Remove redundant overflow_warning.
9359 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9361 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9363 * c-typeck.c (store_init_value): Split over two lines to follow
9364 the GNU coding style.
9366 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9368 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9369 __GXX_EXPERIMENTAL_CXX0X__.
9370 * doc/cpp.texi: Same.
9372 2007-01-05 Richard Guenther <rguenther@suse.de>
9375 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9376 with mismatched types. Instead explicitly build a
9377 conversion NOP_EXPR.
9379 2007-01-05 Ian Lance Taylor <iant@google.com>
9381 * c-common.c (decl_with_nonnull_addr_p): New function.
9382 (c_common_truthvalue_conversion): Call it.
9383 * c-typeck.c (build_binary_op): Likewise.
9384 * c-common.h (decl_with_nonnull_addr_p): Declare.
9386 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9389 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9392 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9394 * doc/install.texi (Final install): Document the fact that
9395 the GNAT runtime should not be stripped.
9397 2007-01-04 Jan Hubicka <jh@suse.cz>
9399 * tree-inline.c (fold_marked_statements): Update operand caches
9400 and EH after folding
9402 2007-01-04 Ian Lance Taylor <iant@google.com>
9404 * c-common.c (check_function_nonnull): Whitespace fix.
9406 2007-01-04 Jan Hubicka <jh@suse.cz>
9408 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9409 comitted older version of patch.
9410 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9411 function, celanup cfg and collect garbage.
9413 2007-01-04 Mike Stump <mrs@apple.com>
9415 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9418 2007-01-04 Eric Christopher <echristo@apple.com>
9420 * libgcc2.c (__bswapsi2): Use SItype.
9421 (__bswapdi2): Use DItype.
9422 * libgcc2.h: Update for above.
9424 2007-01-04 Paul Brook <paul@codesourcery.com>
9426 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9427 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9428 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9429 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9430 umulsi3_highpart): Make conditional on !arm_arch6.
9431 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9432 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9433 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9434 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9435 umulsi3_highpart_v6): New insns.
9437 2007-01-04 Roger Sayle <roger@eyesopen.com>
9439 * fold-const.c (fold_convert): When casting an expression to void,
9440 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9441 have a type. Instead of attempting to build a NOP_EXPR, return
9442 these "special" trees directly.
9444 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9446 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9447 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9448 rs6000_cost->fp not 0 as adjustment for outer NEG.
9450 2007-01-04 Jan Hubicka <jh@suse.cz>
9452 * cgraph.c (cgraph_release_function_body): New function.
9453 (cgraph_remove_node): Use it.
9454 * cgraph.h (cgraph_release_function_body): Declare.
9455 * cgraphunit.c (cgraph_expand_function): Use it.
9456 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9457 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9458 is initialized and while compilation of other function is running.
9459 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9460 statement CFG annotations from here to ...
9461 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9463 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9465 * cfgloop.h (enum li_flags): Make the constants powers of two.
9467 2007-01-04 Jan Hubicka <jh@suse.cz>
9469 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9471 (fold_marked_statements): New function.
9472 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9473 * tree-inline.h (copy_body_data): Add statements_to_fold.
9475 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9477 * config.gcc: Mention libgcc/config.host.
9478 * Makefile.in: Update comments mentioning libgcc.
9479 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9480 (all.cross, start.encap, rest.encap, rest.cross): Update
9481 dependencies for libgcc move.
9482 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9483 (clean-target, clean-target-libgcc): Delete.
9484 (srcdirify, GCC_EXTRA_PARTS): New macros.
9485 (libgcc-support, libgcc.mvars): New rules.
9486 (distclean): Remove mention of mklibgcc.
9487 (install): Don't reference INSTALL_LIBGCC.
9488 (install-common): Don't reference EXTRA_PARTS.
9489 (install-libgcc, install-multilib): Delete rules.
9490 * mklibgcc.in: Delete file.
9491 * doc/configfiles.texi: Don't mention mklibgcc.
9493 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9494 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9495 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9496 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9497 (mklibgcc, ldblspecs): Likewise.
9499 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9500 (posixpre.def): Use $(T).
9501 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9502 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9503 (SHLIB_LINK): Make dummy.
9504 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9506 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9508 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9509 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9510 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9511 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9513 * configure.ac (all_outputs): Remove mklibgcc.
9514 * configure: Regenerated.
9516 2007-01-03 Josh Conner <jconner@apple.com>
9519 * calls.c (compute_argument_addresses): Set stack and stack_slot
9520 for partial args, too.
9521 (store_one_arg): Use locate.size.constant for the size when
9522 generating a save_area.
9524 2007-01-03 Robert Kennedy <jimbob@google.com>
9526 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9527 whose definitions are deleted due to basic block merging.
9529 2007-01-03 Paul Brook <paul@codesourcery.com>
9532 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9534 (use_return_insn): Return 0 for Thumb interrupt functions.
9535 (print_multi_reg): Add rfe argument for IRQ returns.
9536 (arm_output_epilogue): Pop interrupt return address directly into PC.
9537 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9539 2007-01-03 Paul Brook <paul@codesourcery.com>
9541 Merge from sourcerygxx-4_1.
9542 * config/arm/thumb2.md: New file.
9543 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9545 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9546 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9547 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9548 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9550 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9551 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9553 * config/arm/ieee754-sf.S: Ditto.
9554 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9555 (thumb1_base_register_rtx_p): ... to this.
9556 (thumb_index_register_rtx_p): Rename...
9557 (thumb1_index_register_rtx_p): ... to this.
9558 (thumb_output_function_prologue): Rename...
9559 (thumb1_output_function_prologue): ... to this.
9560 (thumb_legitimate_address_p): Rename...
9561 (thumb1_legitimate_address_p): ... to this.
9562 (thumb_rtx_costs): Rename...
9563 (thumb1_rtx_costs): ... to this.
9564 (thumb_compute_save_reg_mask): Rename...
9565 (thumb1_compute_save_reg_mask): ... to this.
9566 (thumb_final_prescan_insn): Rename...
9567 (thumb1_final_prescan_insn): ... to this.
9568 (thumb_expand_epilogue): Rename...
9569 (thumb1_expand_epilogue): ... to this.
9570 (arm_unwind_emit_stm): Rename...
9571 (arm_unwind_emit_sequence): ... to this.
9572 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9573 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9574 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9575 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9576 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9577 thumb2_output_casesi): New functions.
9578 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9579 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9580 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9581 THUMB2_WORK_REGS): Define.
9582 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9583 arm_condexec_mask, arm_condexec_masklen)): New variables.
9584 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9585 (arm_override_options): Check new CPU capabilities.
9586 Set new architecture flag variables.
9587 (arm_isr_value): Handle v7m interrupt functions.
9588 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9590 (const_ok_for_arm): Handle Thumb-2 constants.
9591 (arm_gen_constant): Ditto. Use movw when available.
9592 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9594 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9595 (thumb_find_work_register, arm_load_pic_register,
9596 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9597 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9598 print_multi_reg, output_mov_long_double_fpa_from_arm,
9599 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9600 output_mov_double_fpa_from_arm, output_move_double,
9601 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9602 output_return_instruction, arm_output_function_prologue,
9603 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9604 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9605 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9606 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9607 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9608 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9610 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9611 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9612 (arm_file_start): Output directive for unified syntax.
9613 (arm_unwind_emit_set): Handle stack alignment instruction.
9614 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9615 Add v6t2, v7, v7a, v7r and v7m.
9616 (RETLDM): Add Thumb-2 code.
9617 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9618 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9619 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9620 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9621 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9622 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9623 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9624 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9625 ADJUST_INSN_LENGTH): Define.
9626 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9627 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9628 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9629 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9630 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9631 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9632 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9633 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9634 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9635 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9636 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9637 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9638 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9639 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9640 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9641 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9642 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9644 * config/arm/arm-tune.md: Regenerate.
9645 * config/arm/arm-protos.h: Update prototypes.
9646 * config/arm/vfp.md: Enable patterns for Thumb-2.
9647 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9648 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9649 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9650 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9651 * config/arm/libunwind.S: Add Thumb-2 code.
9652 * config/arm/constraints.md: Update include Thumb-2.
9653 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9654 * config/arm/ieee754-df.S: Ditto.
9655 * config/arm/bpabi.S: Ditto.
9656 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9657 * config/arm/predicates.md (low_register_operand,
9658 low_reg_or_int_operand, thumb_16bit_operator): New.
9659 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9660 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9661 * config/arm/t-arm-elf: Add armv7 multilib.
9662 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9664 (UNSPEC_STACK_ALIGN, ce_count): New.
9665 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9666 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9668 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9669 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9670 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9671 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9672 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9673 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9675 * doc/extend.texi: Document ARMv7-M interrupt functions.
9676 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9678 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9680 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9681 (struct _Unwind_Context): Rename args_size to flags, remove
9682 signal_frame field, add a new args_size field and version field.
9683 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9684 _Unwind_IsExtendedContext): New inline functions.
9685 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9686 Assume by_value array is only present if _Unwind_IsExtendedContext.
9687 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9688 _Unwind_IsSignalFrame.
9689 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9690 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9691 (uw_init_context_1): Initialize context->flags to
9692 EXTENDED_CONTEXT_BIT.
9693 * config/rs6000/linux-unwind.h (frob_update_context): Use
9694 _Unwind_SetSignalFrame.
9696 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9699 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9700 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9703 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9705 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9706 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9707 RET, AT_SP): Remove.
9708 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9711 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9712 * cfgbuild.c (find_basic_blocks): Likewise.
9713 * cfgrtl.c (rtl_create_basic_block): Likewise.
9714 * function.c (temp_slots_at_level): Likewise.
9715 * reg-stack.c (stack_regs_mentioned): Likewise.
9716 * regclass.c (allocate_reg_info): Likewise.
9717 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9718 set_bb_for_stmt, move_block_to_fn): Likewise.
9719 * tree-complex.c (tree_lower_complex): Likewise.
9720 * vec.h (VEC_safe_grow_cleared): New.
9722 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9724 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9726 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9727 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9729 * cfgloopmanip.c (scale_loop_frequencies): Export.
9730 (loopify): Scale the frequencies by prescribed coefficients.
9731 (set_zero_probability): New function.
9732 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9733 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9734 and frequencies according to arguments.
9735 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9737 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9738 * modulo-sched.c (sms_schedule): Set probabilities for entering
9739 versioned loop correctly.
9740 * tree-vect-transform.c (vect_transform_loop): Ditto.
9741 * cfgloop.h (loopify, loop_version): Declaration changed.
9742 (scale_loop_frequencies): Declared.
9744 2007-01-02 Jan Hubicka <jh@suse.cz>
9746 * cgraph.c: Include tree-flow.h
9747 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9749 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9750 * tree-pass.h (pass_all_early_optimizations): Declare.
9751 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9753 (cgraph_analyze_function): Do early_local_passes.
9754 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9755 Do not add referenced vars.
9756 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9758 (gate_all_early_local_passes): New gate.
9759 (pass_early_local_passes): Use new gate.
9760 (execute_early_local_optimizations): New functions.
9761 (gate_all_early_optimizations): New gate.
9762 (pass_all_early_optimizations): New pass.
9763 (execute_free_datastructures): Free SSA only when initialized.
9764 (gate_init_datastructures): Init only when optimizing.
9765 (tree_lowering_passes): Do early local passes when called late.
9766 * tree-profile.c (do_tree_profiling): Don't profile functions added
9768 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9769 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9771 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9772 during early_local_passes.
9773 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9776 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9778 * Makefile.in: Update copyright year.
9780 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9782 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9783 in $(lang_checks) and check-consistency targets.
9785 2007-01-02 Jan Hubicka <jh@suse.cz>
9787 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9788 Do not add referenced vars.
9789 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9791 * passes.c (init_optimization_passes): Put mudflap_2 after
9792 free_datastructures.
9794 2007-01-02 Jan Hubicka <jh@suse.cz>
9796 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9797 Set NOTHROW flag on call statements proved to be nothrow.
9798 Update statement of local calls so new pure/const functions are
9799 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9801 (tree_rest_of_compilation): Register hooks and initialize bitmap
9802 early. Do not set after_inlining flag.
9804 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9806 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9807 HOST_BITS_PER_LONGLONG
9809 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9812 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9813 warning for non-static initializers.
9815 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9817 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9818 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9819 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9820 Always use set_unique_reg_note to add REG_EQUAL notes.
9822 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9825 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9827 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9828 * cfgbuild.c (find_basic_blocks): Likewise.
9829 * cfgrtl.c (rtl_create_basic_block): Likewise.
9830 * function.c (temp_slots_at_level): Likewise.
9831 * reg-stack.c (stack_regs_mentioned): Likewise.
9832 * regclass.c (allocate_reg_info): Likewise.
9833 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9834 set_bb_for_stmt, move_block_to_fn): Likewise.
9835 * tree-complex.c (tree_lower_complex): Likewise.
9836 * vec.h (VEC_safe_grow_cleared): New.
9838 2007-01-02 Ian Lance Taylor <iant@google.com>
9840 * c-common.c (c_common_truthvalue_conversion): When warning about
9841 using an assignment as a truth value, set TREE_NO_WARNING.
9843 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9846 * c.opt (Wold-style-declaration): New.
9847 * doc/invoke.texi (C-only Warning Options): New.
9848 (Wold-style-declaration): Document it.
9849 (Wextra): Enabled by -Wextra.
9850 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9851 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9852 -Wold-style-declaration.
9854 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9856 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9857 * cfgbuild.c (find_basic_blocks): Likewise.
9858 * cfgrtl.c (rtl_create_basic_block): Likewise.
9859 * function.c (temp_slots_at_level): Likewise.
9860 * reg-stack.c (stack_regs_mentioned): Likewise.
9861 * regclass.c (allocate_reg_info): Likewise.
9862 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9863 set_bb_for_stmt, move_block_to_fn): Likewise.
9864 * tree-complex.c (tree_lower_complex): Likewise.
9865 * vec.h (VEC_safe_grow_cleared): New.
9867 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9869 * c-common.c (c_common_nodes_and_builtins): Since variants of
9870 void_type_node get built before it is given a name, we need to
9871 give those variants the name, too.
9872 (complete_array_type): We need to work with the canonical main
9873 type of the array, from which we will build the qualified version.
9874 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9875 * print-tree.c (print_node): Display canonical type information
9877 * stor-layout.c (layout_type): When we don't know the
9878 alignment of a type for which we're building an array, we end up
9879 guessing wrong, so make the type require structural equality.
9880 * tree.c (make_node_stat): When we build a new type, it is its
9882 (build_type_attribute_qual_variant): When building an attribute
9883 variant, its canonical type is the non-attribute variant. However,
9884 if the attributes are target-dependent and they differ, we need to
9885 use structural equality checks for this type.
9886 (build_qualified_type): A qualified type is not equivalent to its
9887 unqualified variant; set the canonical type appropriately.
9888 (build_distinct_type_copy): When building a distinct type from
9889 another type, the new type is its own canonical type.
9890 (build_variant_type_copy): When building a new type variant, we
9891 assume that it is equivalent to the original type.
9892 (build_pointer_type_for_mode): When building a pointer type, also
9893 build a canonical type pointer.
9894 (build_reference_type_for_mode): When building a reference type,
9895 also build a canonical type reference.
9896 (build_index_type): When we can't hash an index type (e.g.,
9897 because its maximum value is negative), the index type requires
9898 structural equality tests.
9899 (build_array_type): Build the canonical form of an array type.
9900 (build_function_type): Function types require structural equality,
9901 because they contain default arguments, attributes, etc.
9902 (build_method_type_directly): Ditto for method types.
9903 (build_offset_type): Build the canonical offset type.
9904 (build_complex_type): Build the canonical vector type.
9905 (make_vector_type): Build the canonical vector type.
9906 * tree.h (TYPE_CANONICAL): New.
9907 (TYPE_STRUCTURAL_EQUALITY_P): New.
9908 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9909 (struct tree_type): Added "canonical" field.
9910 * params.h (VERIFY_CANONICAL_TYPES): New.
9911 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9912 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9913 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9914 * doc/invoke.texi (verify-canonical-types): Document --param
9915 parameter for verifying canonical types.
9917 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9919 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9920 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9921 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9922 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9924 * config/rs6000/e500.h: New.
9925 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9926 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9928 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9929 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9930 TARGET_E500_DOUBLE): Remove.
9931 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9932 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9933 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9934 * config/rs6000/rs6000.c (rs6000_override_options): Use
9937 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9939 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9940 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9941 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9942 rs6000_emit_cmove): Don't check TARGET_E500.
9943 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9944 sordered): Don't check TARGET_E500.
9946 2007-01-01 Eric Christopher <echristo@apple.com>
9948 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9949 HARD_REGISTER_NUM_P.
9951 2007-01-01 Roger Sayle <roger@eyesopen.com>
9953 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9954 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9955 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9958 2007-01-01 Mike Stump <mrs@apple.com>
9960 * configure.ac: Remove support for building with Apple's gcc-3.1.
9962 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9965 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9966 REG is a hard register. Do not modify REG before calling
9968 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9969 multiple of the size of YMODE for certain lowpart cases.
9971 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9974 * gimplify (voidify_wrapper_expr): Update for
9977 2007-01-01 Andreas Schwab <schwab@suse.de>
9980 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9981 save of BR0 in extra_spill_size instead of spill_size.
9982 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9984 (ia64_expand_epilogue): Restore BR0 from its new location.
9986 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9988 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9989 Use a temporary variable if the left hand side is not a gimple
9992 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9994 * gimplify.c (gimplify_return_expr): Make the temporary variable
9995 for the return expression, a gimple register variable.
9997 2007-01-01 Jan Hubicka <jh@suse.cz>
9999 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10002 2007-01-01 Mike Stump <mrs@apple.com>
10004 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10006 * config/darwin.c (machopic_select_rtx_section): Use
10007 HAVE_GAS_LITERAL16.
10008 (darwin_mergeable_constant_section): Likewise.
10009 * configure: Regenerate.
10010 * config.in: Regenerate.
10012 2007-01-01 Jan Hubicka <jh@suse.cz>
10013 Andrew Pinski <pinskia@gmail.com>
10015 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10016 before starting IPA passes.