1 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3 * regmove.c: Move all of pass_stack_adjustments from here...
4 * combine-stack-adj.c: ...to this new file.
5 * Makefile.in: Add rules for combine-stack-adj.o.
7 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9 PR tree-optimization/31383
10 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
11 to have the same length.
13 2007-03-30 Jan Hubicka <jh@suse.cz>
16 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17 availablility; add more sanity checking; ask varpool only about
20 2007-03-29 Richard Henderson <rth@redhat.com>
22 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23 to decide, but __SIZEOF_LONG_LONG__.
25 2007-03-29 Richard Henderson <rth@redhat.com>
27 * emutls.c (struct __emutls_array): New.
28 (emutls_destroy): Use it instead of casting element 0 from void*.
29 (__emutls_get_address): Likewise.
31 2007-03-29 Richard Henderson <rth@redhat.com>
33 * varasm.c (initializer_constant_valid_p): Don't deny
34 DECL_DLLIMPORT_P on functions.
36 * config/i386/cygming.h: Remove function declarations.
37 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
38 (ASM_OUTPUT_LABELREF): Remove.
39 (COMMON_ASM_OP): Remove.
40 (ASM_OUTPUT_COMMON): Remove.
41 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
42 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
43 (ASM_DECLARE_FUNCTION_NAME): Likewise.
44 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
45 Rename from TARGET_ENCODE_SECTION_INFO.
46 * config/i386/netware.h: Likewise.
47 * config/i386/i386-protos.h: Update.
48 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
49 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
50 (legitimate_constant_p): Reject dllimports.
51 (dllimport_map, get_dllimport_decl): New.
52 (legitimize_dllimport_symbol): New.
53 (legitimize_address, ix86_expand_move): Use it.
54 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
55 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
56 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
57 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
58 * config/i386/predicates.md (constant_call_address_operand): Only
59 accept symbols; reject dllimport_p symbols.
60 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
61 i386_pe_maybe_record_exported_symbol.
62 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
63 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
64 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
65 trust the setting of DECL_DLLIMPORT_P.
66 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
67 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
68 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
69 tidy the argument scanning loop.
70 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
71 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
72 (i386_pe_strip_name_encoding): Remove.
73 (i386_pe_binds_local_p): New.
74 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
75 (i386_pe_output_labelref): Remove.
76 (i386_pe_asm_output_aligned_decl_common): New.
77 (i386_pe_maybe_record_exported_symbol): Rename from
78 i386_pe_record_exported_symbol; check for dllexported symbols.
80 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
82 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
83 add comment explaining why vsnprintf cannot be used.
85 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
87 PR tree-optimization/30666
88 * tree.c (build_complex_type): When creating type names for DWARF2
89 debug info, create TYPE_DECLs for TYPE_NAME instead of
91 (build_common_tree_nodes_2): Use build_complex_type when building
92 predefined complex types, to preserve canonical types.
94 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
96 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
97 (noce_get_alt_condition): Look at it to determine whether to
98 reverse the condition or not.
99 (noce_get_condition): Substitute the truth for lies.
100 (noce_find_if_block): Set the then_else_reversed field.
102 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
104 * config/fr30/fr30.md (movdi): Do not accept immediates as the
105 destination of this insn.
106 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
107 than calling gen_rtx_SET directly. Use r0 to hold the value of
108 'address + 4' rather than a stack based temporary which can be
111 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
113 * config/s390/s390.c (s390_secondary_input_reload_class,
114 s390_secondary_output_reload_class): Functions removed.
115 (s390_secondary_reload): New function.
116 (TARGET_SECONDARY_RELOAD): Target macro defined.
117 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
118 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
119 * config/s390/s390.md ("reload_outti", "reload_outdi",
120 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
121 "reload_out<mode>"): Expanders removed.
122 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
123 "reload<mode>_nonoffmem_out"): Expanders added.
125 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
127 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
128 SRC->DEST replacement failed anyway.
130 2007-03-28 Mike Stump <mrs@apple.com>
132 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
133 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
134 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
136 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
138 * config.gcc: Accept barcelona as a variant of amdfam10.
139 * config/i386/i386.c (override_options): Likewise.
140 * doc/invoke.texi: Likewise.
142 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
144 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
145 offsets for BIT_FIELD_REF and COMPONENT_REF.
147 2007-03-28 Richard Guenther <rguenther@suse.de>
149 * tree.c (is_global_var): Move ...
150 * tree-flow-inline.h (is_global_var): ... here.
151 * tree.h (is_global_var): Remove declaration.
153 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
157 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
158 * config/i386/i386.c (ix86_tune_features): Initialize new
160 * config/i386/predicates.md (promotable_binary_operator): Use
161 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
163 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
166 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
168 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
170 * config/fr30/fr30.md (movsi_internal): Change destination
171 constraint from m to V and add m to the end.
173 2007-03-28 Christian Bruel <christian.bruel@st.com>
175 * config/sh/sh.md (movsi_i): Fix type attribute.
177 2007-03-28 Christian Bruel <christian.bruel@st.com>
179 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
180 (movsf_ie): Likewise.
182 2007-03-28 Christian Bruel <christian.bruel@st.com>
184 * config.gcc: Add sh4-300 to multilib.
185 * config/sh/t-mlib-sh4-300: New file.
187 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
189 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
190 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
192 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
193 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
194 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
195 "fixuns_trunctddi2"): Whitespace fix.
197 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
199 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
200 the definition of struct sh_args.
201 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
202 CALL_COOKIE_INT_REG_GET): Likewise.
204 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
206 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
207 transformations are applied successfully.
209 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
211 * tree.c (tree_contains_struct): Permit 512 tree codes.
212 * tree.h (tree_contains_struct): Ditto.
213 (MAX_TREE_CODES): Ditto.
214 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
215 SPARE member to store remaining padding bits.
217 2007-03-27 Anatoly Sokolov <aesok@post.ru>
219 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
222 2007-03-27 Janis Johnson <janis187@us.ibm.com>
224 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
225 * configure: Regenerate.
227 * configure: Regenerate using the correct version of autoconf.
229 2007-03-27 Anatoly Sokolov <aesok@post.ru>
231 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
233 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
234 regs to "__SP_L__" and "__SP_H__".
236 2007-03-27 Richard Guenther <rguenther@suse.de>
238 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
239 computations with it with a HOST_WIDE_INT variable.
241 2007-03-26 Mike Stump <mrs@apple.com>
243 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
244 objective-c-header, objective-c++-header and objc++-cpp-output
246 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
248 2007-03-26 Richard Henderson <rth@redhat.com>
251 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
252 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
253 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
254 IX86_BUILTIN_PSRLQ128): New.
255 (ix86_init_mmx_sse_builtins): Add them.
256 (ix86_expand_builtin): Expand them.
257 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
259 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
260 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
261 _mm_srli_epi64): Mark __B const.
262 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
263 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
264 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
265 new two-vector shift builtins.
267 2007-03-26 Ian Lance Taylor <iant@google.com>
269 PR tree-optimization/31345
270 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
271 [+INF, +INF(OVF)] into VARYING.
273 2007-03-26 Zack Weinberg <zackw@panix.com>
275 * gengtype-parse.c: New file.
276 * gengtype-yacc.y: Delete.
277 * gengtype-lex.l: Don't include gengtype-yacc.h.
278 Define YY_DECL and yyterminate appropriately for recursive
279 descent parser. yylval is now a string out-parameter to yylex.
280 (HWS, EOID): New shorthand.
281 (IWORD): Add a couple more types.
282 (yylex): Add a setup stanza. Remove the complex rules for
283 detecting GTY'ed types and typedefs; replace with simple
284 keyword detectors. Adjust everything for the changed
285 definition of yylval. Ignore all pp-directives, not just #define.
287 (parse_file): Rename yybegin; do not call yyparse.
289 * gengtype.c (xasprintf): Export again.
290 (this_file): New. Use everywhere __FILE__ was being used.
291 (get_lang_bitmap): Special case types defined in gengtype.c.
292 (do_typedef, new_structure): Suppress definition of certain types.
293 (new_structure): Improve diagnostics of duplicate definitions.
294 Make sure location_s is associated with input.h.
295 (nreverse_pairs, define_location_structures): New functions.
296 (main): Improve tagging of kludge types. Remove old kludges
297 for input.h types; use define_location_structures.
298 * gengtype.h: Update prototypes. Define token codes here.
299 * Makefile.in: Remove all references to gengtype-yacc.
300 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
302 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
303 add GTY((skip)) to the field that's only conditionally there.
304 * doc/install.texi: Document that Bison is no longer required
305 unless building treelang.
307 * gengtype.c: Don't include gtyp-gen.h.
308 (srcdir): Declare here.
309 (base_files, lang_dir_names): Allocate dynamically.
310 (gt_files, num_gt_files, num_lang_dirs): New globals.
311 (measure_input_list, read_input_line, read_input_list)
312 (set_lang_bitmap): New functions.
313 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
314 simplify, relying on read_input_list to set up the bitmaps.
315 (main): Arguments are no longer unused. Check for correct number
316 of command line arguments, set srcdir and srcdir_len, then call
317 read_input_list, before doing anything else. No need to worry
318 about duplicates in main loop.
319 * configure.ac: Simplify the calculation of all_gtfiles.
320 Put language tags in there. Don't set or substitute
321 all_gtfiles_files_langs or all_gtfiles_files_frags.
322 * Makefile.in: Revamp the way gengtype is invoked, now that it
323 takes a file on its command line with a much simpler format.
324 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
325 (GTFILES): Remove duplicates and C source files.
326 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
327 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
328 * configure: Regenerate.
330 * gengtype.h: Remove all type definitions to gengtype.c; leave
331 only definitions of options_p, type_p, and pair_p as opaque
332 pointers. Update prototypes.
333 * gengtype.c: Many type definitions moved here from gengtype.h.
334 Consolidate type definitions at the top of the file.
335 (xvasprintf): Delete.
336 (xasprintf): Make static.
337 (create_nested_pointer_option): Add 'next' parameter.
338 (create_field_all, create_field_at): New functions.
339 (create_field): Now a thin wrapper around create_field_all.
340 (create_optional_field): Rename create_optional_field_ and add
341 line argument. Original name is now a macro which supplies
343 (oprintf): Use vsnprintf directly.
344 (close_output_files): Use fatal rather than perror/exit.
345 (note_def_vec, note_def_vec_alloc): Use create_field_at.
346 (main): Set progname. Don't use exit.
347 * gengtype-yacc.y (struct_fields): Use create_field_at.
348 (option, optionseqopt): Delete.
349 (optionseq): Consolidate productions from option here so we
350 can use the first argument to create_option.
352 * gengtype-lex.l: Distinguish unions from structures in the
353 token type. Don't call find_structure; return the tag as a string.
354 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
355 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
356 Reorganize typedef_struct production accordingly.
357 Use create_nested_ptr_option.
358 * gengtype.c (create_nested_ptr_option): New function.
359 * gengtype.h: Declare it.
361 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
362 (string_type): Don't declare.
363 (do_scalar_typedef): Declare.
364 (create_scalar_type): Update prototype.
365 * gengtype.c (string_type): Make static.
366 (scalar_nonchar, scalar_char): New.
367 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
368 (resolve_typedef): Use scalar_nonchar for error recovery.
369 (create_scalar_type): Remove name_len field. Return scalar_char
370 or scalar_nonchar as appropriate.
371 (adjust_field_type): Look at scalar_is_char boolean to decide whether
373 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
375 (main): Initialize scalar_char and scalar_nonchar before calling
377 * gengtype-lex.l: Adjust for removal of second argument to
378 create_scalar_type. Use yylval.s instead of yylval.t when
380 * gengtype-yacc.y: Type of SCALAR is string. Call
381 create_scalar_type from type:SCALAR rule. Adjust for removal of
382 second argument to create_scalar_type.
384 * vec.h: Remove all #if IN_GENGTYPE blocks.
385 Add comment saying that changes may require adjustments to gengtype.
386 * gengtype.c: Don't include coretypes.h or tm.h.
387 Add comment to inclusion of errors.h.
388 (note_def_vec, note_def_vec_alloc): New functions.
389 * gengtype.h: Declare new functions.
390 * gengtype-lex.l: Don't include coretypes.h.
391 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
393 (update_lineno): Remove unnecessary prototype.
394 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
395 (VEC rule): Just return VEC_TOKEN.
396 * gengtype-yacc.y (VEC_TOKEN): New token type.
397 (type): Add a production for VEC(a,b).
398 * Makefile.in: Update dependencies.
400 * gengtype-lex.l: Remove rules for parsing pointer-to-function
401 typedefs that use the old PARAMS macro.
403 * gengtype-lex.l: Remove all rules and states relating to yacc
405 * gengtype-yacc.y: Similarly.
406 * gengtype.c (note_yacc_type): Delete function.
407 * gengtype.h: Update prototypes.
409 2007-03-26 Joseph Myers <joseph@codesourcery.com>
411 * tree-pretty-print.c (dump_generic_node): Report precision of
412 unnamed integer types.
414 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
416 * ifcvt.c (noce_try_store_flag_constants): Don't check
418 (noce_try_store_flag_constants): Don't check no_new_pseudos.
419 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
420 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
421 noce_try_sign_mask): Likewise.
422 (if_convert): Check no_new_pseudos here.
424 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
426 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
427 (noce_get_condition): Handle new then_else_reversed argument.
428 (noce_init_if_info): Remove, fold into noce_find_if_block.
429 (noce_process_if_block): Take a struct noce_if_info as the
430 argument. Don't set up one based on ce_if_info. Update pointer
431 references accordingly.
432 (cond_move_process_if_block): Likewise.
433 (process_if_block): Removed.
434 (find_if_block): Removed. Move functionality two new functions,
435 noce_find_if_block and cond_exec_find_if_block.
436 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
437 blocks and the symmetric IF-ELSE-JOIN case.
438 (cond_exec_find_if_block): Also new function mostly based on old
439 find_if_block and process_if_block.
440 (find_if_header): Replace find_if_block call with separately
441 guarded calls to noce_find_if_block and cond_exec_find_if_block.
442 (find_cond_trap): Update noce_get_condition call.
443 (dead_or_predicable): Likewise.
445 2007-03-26 Jakub Jelinek <jakub@redhat.com>
447 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
449 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
450 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
451 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
452 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
453 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
454 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
455 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
456 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
457 __builtin_ia32_psrad128 builtins.
459 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
461 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
462 * config/i386/constraints.md
463 (define_constraint "I"): Use IN_RANGE macro.
464 (define_constraint "J"): Ditto.
465 (define_constraint "K"): Ditto.
466 (define_constraint "M"): Ditto.
467 (define_constraint "N"): Ditto.
468 (define_constraint "O"): Ditto.
469 * config/i386/predicates.md
470 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
471 (define_predicate "const_0_to_3_operand"): Ditto.
472 (define_predicate "const_0_to_7_operand"): Ditto.
473 (define_predicate "const_0_to_15_operand"): Ditto.
474 (define_predicate "const_0_to_63_operand"): Ditto.
475 (define_predicate "const_0_to_255_operand"): Ditto.
476 (define_predicate "const_1_to_31_operand"): Ditto.
477 (define_predicate "const_2_to_3_operand"): Ditto.
478 (define_predicate "const_4_to_7_operand"): Ditto.
480 2007-03-25 David Edelsohn <edelsohn@gnu.org>
482 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
483 in SImode for save_world.
484 * config/rs6000/altivec.md (save_world, restore_world): Convert to
487 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
489 PR tree-optimization/30784
490 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
493 2007-03-25 Revital Eres <eres@il.ibm.com>
495 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
496 Fold movement_possibility function into it.
498 2007-03-25 David Edelsohn <edelsohn@gnu.org>
500 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
501 (load_macho_picbase_{si,di}): Convert to LR hard reg.
502 (call_indirect_nonlocal_darwin64): Same.
503 (call_nonlocal_darwin64): Same.
504 (call_value_indirect_nonlocal_darwin64): Same.
505 (call_value_nonlocal_darwin64): Same.
506 (sibcall_nonlocal_darwin64): Same.
507 (sibcall_value_nonlocal_darwin64): Same.
508 (sibcall_symbolic_64): Same.
509 (sibcall_value_symbolic_64): Same.
510 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
512 (rs6000_emit_load_toc_table): Same.
513 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
514 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
520 (load_toc_v4_pic_si): Same
521 (load_toc_v4_PIC_1): Same.
522 (load_toc_v4_PIC_1b): Same.
523 (call_indirect_aix{32,64}): Same.
524 (call_value_indirect_aix{32,64}): Same.
527 (call_local{32,64}): Same.
528 (call_value_local{32,64}): Same.
529 (call_indirect_nonlocal_aix{32,64}): Same.
530 (call_nonlocal_aix{32,64}): Same.
531 (call_value_indirect_nonlocal_aix{32,64}): Same.
532 (call_value_nonlocal_aix{32,64}): Same.
533 (call_indirect_nonlocal_sysv<mode>): Same.
534 (call_nonlocal_sysv<mode>): Same.
535 (call_value_indirect_nonlocal_sysv<mode>): Same.
536 (call_value_nonlocal_sysv<mode>): Same.
538 (sibcall_local{32,64}): Same.
539 (sibcall_value_local{32,64}): Same.
540 (sibcall_nonlocal_aix{32,64}): Same.
541 (sibcall_value_nonlocal_aix{32,64}): Same.
542 (sibcall_nonlocal_sysv<mode>): Same.
543 (sibcall_value): Same.
544 (sibcall_value_nonlocal_sysv<mode>): Same.
546 2007-03-24 Paul Brook <paul@codesourcery.com>
548 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
549 * config/arm/linux-eabi.h: Remove legacy syscall hack.
551 2007-03-24 Richard Henderson <rth@redhat.com>
553 * config/ia64/constraints.md: New file.
554 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
555 satisfies_constraint_?.
556 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
557 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
558 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
559 ia64_output_mi_thunk): Likewise.
560 (ia64_const_ok_for_letter_p): Remove.
561 (ia64_const_double_ok_for_letter_p): Remove.
562 (ia64_extra_constraint): Remove.
563 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
564 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
565 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
566 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
567 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
568 EXTRA_MEMORY_CONSTRAINT): Remove.
569 * config/ia64/ia64.md: Include constriants.md. Replace
570 CONST_OK_FOR_? with satisfies_constraint_?.
572 2007-03-23 Michael Meissner <michael.meissner@amd.com>
573 H.J. Lu <hongjiu.lu@intel.com>
575 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
577 (name macros): Use DPD_BID_NAME to convert names properly.
579 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
580 decimal floating point format.
581 (init_floating_libfuncs): Change decimal functions so that they
582 have a "bid_" prefix if the decimal system uses the BID format,
583 and "dpd_" prefix if the decimal system uses the DPD format.
584 (init_interclass_conv_libfuncs): Ditto.
585 (init_intraclass_conv_libfuncs): Ditto.
587 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
588 using the BID format.
590 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
591 whether we are using the BID decimal format.
592 * configure: Regenerate.
594 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
595 the compiler has decimal floating point enabled. Define
596 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
599 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
600 using the BID format.
602 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
603 whether we are using the BID decimal format.
604 * configure: Regenerate.
606 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
607 the compiler has decimal floating point enabled. Define
608 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
611 * doc/install.texi (--enable-decimal-float): Document BID and DPD
612 options, and that it is enabled for i386/x86_64 systems.
614 * Makefile.in (enable_decimal_float): New.
616 (DECNUMINC): Add -I$(DECNUMFMT).
617 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
618 to $(DECNUMFMT) from $(DECNUM).
620 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
621 Substitute enable_decimal_float.
622 * configure: Regenerated.
625 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
628 * configure.ac: Enable decimal float for x86_64-*-linux*.
629 * configure: Regenerated.
632 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
633 decimal128ClearSign to flip and clear the sign bit in decimal128.
634 (decimal_real_maxval): Set decimal128SetSign to set the sign
637 2007-03-23 Ian Lance Taylor <iant@google.com>
639 * fold-const.c (fold_binary): Correct warning for X - c >= X.
641 2007-03-23 Ian Lance Taylor <iant@google.com>
643 * tree-dump.c (dump_files): Correct comment.
645 2007-03-23 Ian Lance Taylor <iant@google.com>
647 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
649 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
651 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
652 in cfglayout mode. Don't go into and out of cfglayout mode.
653 Link the blocks in the order of the constructed traces.
654 (rest_of_handle_tracer): Adjust call to tracer.
655 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
656 Don't go into cfglayout mode.
657 (rtl_loop_done): Don't go out of cfglayout mode.
658 * cfglayout.c (relink_block_chain): New function, split out from...
659 (fixup_reorder_chain): ...here. Remove redundant checking.
660 (cfg_layout_finalize): Don't clear the header, footer, and aux
661 fields here, move the code to do so to relink_block_chain. Likewise
662 for free_original_copy_tables.
663 * rtl.h (tracer): Update prototype.
664 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
665 Assert we are in cfglayout mode. Don't go into and out of cfglayout
666 mode. Use relink_block_chain to serialize the CFG according to the
667 new basic block order. Move targetm.cannot_modify_jumps_p check from
669 (gate_handle_reorder_blocks): ...to here.
670 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
672 (gate_duplicate_computed_gotos): ...to here.
673 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
674 something always changes when going into and out of cfglayout mode.
675 Perform an expensive cfg cleanup while going into cfglayout mode.
676 Always update liveness information on HAVE_conditional_execution
677 targets. Reserialize the basic blocks and go out of cfglayout mode.
678 * reg-stack.c: Include cfglayout.h.
679 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
680 the call to reorder_basic_blocks.
681 * basic-block.h (reorder_basic_blocks): Update prototype.
682 (relink_block_chain): New prototype.
683 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
685 2007-03-23 Joseph Myers <joseph@codesourcery.com>
687 * config/mips/mips.md (type, hazard, *movdi_32bit,
688 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
689 *movhi_internal, *movqi_internal, *movsf_hardfloat,
690 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
691 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
692 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
694 (movcc): Change first xfer to multi.
695 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
696 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
697 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
698 config/mips/generic.md: Change reservations using "xfer" to use
700 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
702 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
703 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
705 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
707 2007-03-22 Richard Henderson <rth@redhat.com>
709 * config/i386/i386.c: Remove unnecessary function declarations.
710 Move targetm definition, and all related macros, to the end of
711 the file. Resort some functions to put definitions before uses.
712 (ix86_attribute_table): Make static. Move to end of file.
713 (ix86_gimplify_va_arg): Make static.
715 2007-03-22 Richard Henderson <rth@redhat.com>
717 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
718 don't increase local_regparm with force_align_arg_pointer check.
719 (ix86_function_sseregparm): Assert 32-bit.
720 (type_has_variadic_args_p): New.
721 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
722 type_has_variadic_args_p.
723 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
724 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
725 use memset instead. Do maybe_vaarg check first; skip attribute
726 tests if true; skip attribute tests for 64-bit.
727 (construct_container): Remove TARGET_DEBUG_ARG.
728 (function_arg_advance_32, function_arg_advance_64): Split out ...
729 (function_arg_advance): ... from here.
730 (function_arg_32, function_arg_64): Split out ...
731 (function_arg): ... from here.
732 (ix86_pass_by_reference): Tidy.
733 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
734 (function_value_32): New, from parts of ix86_function_value
735 and ix86_value_regno.
736 (function_value_64): New, from parts of ix86_function_value
737 and ix86_libcall_value.
738 (ix86_function_value_1): New.
739 (ix86_function_value, ix86_libcall_value): Use it.
740 (return_in_memory_32, return_in_memory_64): Split out ...
741 (ix86_return_in_memory): ... from here.
742 (ix86_struct_value_rtx): Skip for 64-bit.
743 (ix86_libcall_value, ix86_value_regno): Remove.
744 (setup_incoming_varargs_64): Split out ...
745 (ix86_setup_incoming_varargs): ... from here.
746 (ix86_va_start): Remove TARGET_DEBUG_ARG.
747 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
748 * config/i386/i386-protos.h (ix86_function_value): Remove.
749 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
751 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
754 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
755 infinities not supported, otherwise emit warning if -Woverflow. On
756 underflow, emit warning if -Woverflow.
757 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
759 * real.h (real_from_string): Update declaration
761 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
762 Richard Henderson <rth@redhat.com>
764 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
765 * calls.c (compute_argument_block_size, expand_call,
766 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
767 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
768 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
769 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
770 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
771 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
772 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
773 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
776 2007-03-22 Joseph Myers <joseph@codesourcery.com>
778 * c-incpath.c (add_sysroot_to_chain): New.
779 (merge_include_chains): Add sysroot argument. Call
780 add_sysroot_to_chain if sysrooted.
781 (register_include_chains): Update call to merge_include_chains.
782 * doc/cppopts.texi: Document use of '=' in include directory
785 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
788 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
789 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
790 insn pattern using X87MODEF12 mode macro.
792 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
794 * regmove.c (regmove_optimize): Use reg_mentioned_p
795 instead of reg_overlap_mentioned_p for DST.
797 2007-03-21 Mike Stump <mrs@apple.com>
799 * c.opt: Fixup for Objective-C/C++.
801 2007-03-21 Steve Ellcey <sje@cup.hp.com>
803 * explow.c (convert_memory_address): Fold memory reference when
804 POINTERS_EXTEND_UNSIGNED < 0
806 2007-03-21 Richard Henderson <rth@redhat.com>
809 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
810 * config/i386/mmintrin.h (__m64): Likewise.
811 * config/i386/xmmintrin.h (__m128): Likewise.
813 2007-03-21 Richard Sandiford <richard@codesourcery.com>
815 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
816 (VXWORKS_OS_CPP_BUILTINS): Define.
817 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
818 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
820 2007-03-21 Richard Sandiford <richard@codesourcery.com>
822 * rtl.h (constant_pool_reference_p): Delete.
823 (find_constant_src): Declare.
824 * rtlanal.c (find_constant_src): New function.
825 * simplify-rtx.c (constant_pool_reference_p): Delete.
826 * config/i386/i386.md: Use find_constant_src instead of
827 constant_pool_reference_p/avoid_constant_pool_reference pairs.
829 2007-03-21 Richard Sandiford <richard@codesourcery.com>
831 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
832 * c-cppbuiltin.c (c_cpp_builtins): Define them.
834 2007-03-20 Mark Mitchell <mark@codesourcery.com>
836 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
837 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
838 (arm_elf_asm_constructor): Use it.
839 (arm_elf_asm_destructor): New function.
841 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
843 * jump.c (mark_jump_label): Treat SEQUENCE specially.
845 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
847 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
849 2007-03-19 Andrew Haley <aph@redhat.com>
851 PR tree-optimization/31264
852 * tree-vrp.c (register_edge_assert_for_1): Don't look though
855 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
857 PR rtl-optimization/30907
858 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
859 (fwprop_init): Always call loop_optimizer_initialize.
860 (fwprop_done): Always call loop_optimizer_finalize.
861 (fwprop): We always have loop info now.
862 (gate_fwprop_addr): Remove.
863 (pass_fwprop_addr): Use gate_fwprop as gate.
865 PR rtl-optimization/30841
866 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
867 df_chain_alloc): Call df_reorganize_refs unconditionally.
868 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
869 refs_organized to refs_organized_size.
870 (df_ref_create_structure): Use refs_organized_size instead of
871 bitmap_size if refs had been organized, and keep refs_organized_size
873 * df.h (struct df_ref_info): Change refs_organized to
875 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
878 2007-03-19 Mark Mitchell <mark@codesourcery.com>
880 * except.c (output_function_exception_table): Do not reference the
881 EH personality routine for functions that do not require an
884 2007-03-20 Jakub Jelinek <jakub@redhat.com>
887 * c-typeck.c (convert_for_assignment): Call comptypes for
888 RECORD_TYPE or UNION_TYPE.
891 * reload1.c (reload): Do invalid ASM checking after
892 cleanup_subreg_operands.
894 2007-03-19 Jeff Law <law@redhat.com>
896 * tree-cfg.c (find_taken_edge): Tighten conditions for
897 optimizing computed gotos.
899 2007-03-19 Michael Matz <matz@suse.de>
901 * builtins.c (expand_builtin_sync_operation,
902 expand_builtin_compare_and_swap,
903 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
906 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
907 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
910 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
912 * doc/tm.texi: Add brackets around the return type of
913 TARGET_SECONDARY_RELOAD.
915 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
916 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/31254
919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
920 Use handled_component_p () where appropriate. Continue
921 propagating into the rhs if we propagated into an INDIRECT_REF
924 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
926 * config/s390/s390.md (op_type attribute): RRR instruction type added.
927 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
928 (xde, xdee): Mode attributes adjusted to support DFP modes.
929 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
930 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
931 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
932 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
933 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
934 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
935 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
937 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
938 "movsf"): Insn definitions removed.
939 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
940 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
941 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
943 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
944 "reload_in<mode>", "reload_out<mode>"): Expander added.
945 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
948 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
950 * config/s390/s390.md: Only non-functional changes. Renamed
951 FPR mode macro to BFP all over the file.
953 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
955 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
956 (op_type attribute): RRF instruction type added.
957 (fT0): New mode attribute.
958 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
959 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
960 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
961 no secondary memory is needed when moving DFmode values between GPRs
964 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
966 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
967 inverted and documentation adjusted.
968 ("mhard-dfp", "msoft-dfp"): New options.
969 * config/s390/s390.c (s390_handle_arch_option): New architecture
971 (override_options): Sanity checks for the new options added.
972 * config.gcc: New architecture switch: z9-ec.
973 * config/s390/s390.h (processor_flags): PF_DFP added.
974 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
975 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
976 when the bit is NOT set so remove it from the defaults.
978 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
980 * genemit.c (main): Print include statement for dfp.h.
981 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
984 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
986 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
988 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
991 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
994 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
996 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
997 attr_length_call, output_call, output_indirect_call): Cleanup
998 formatting of targetm calls.
1000 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1002 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1004 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1006 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1007 reservation, bypass and anti-bypass descriptions for these instructions.
1008 Update move patterns.
1009 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1012 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1014 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1015 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1016 (get_initial_def_for_reduction): Likewise.
1018 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1020 Fix PR tree-optimization/29922
1021 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1022 (get_representative): Removed.
1023 (value_dies_in_block_x): Update for rvuse removal.
1024 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1025 (compute_antic_aux): Handle when PHI nodes appear in
1026 non-single-successors.
1027 (dump_bitmap_of_names): Removed.
1028 (compute_antic_safe): Renamed and removed rvuse calculation.
1029 Calculate only antic safe.
1030 (insert_into_preds_of_block): Remove assert.
1031 (execute_pre): Update for renamed functions.
1032 (defer_or_phi_translate_block): New function.
1034 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1036 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1037 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1039 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1040 Follow spelling conventions.
1042 * tree-data-ref.h: Remove the prototype for analyze_array.
1044 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1046 PR tree-optimization/31041
1047 * tree-vect-transform.c (get_initial_def_for_induction): Call
1048 force_gimple_operand.
1050 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1052 * ipa-type-escape.c (look_for_casts) : Revert code to use
1053 handled_component_p due to ada test a-numaux.adb.
1055 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1057 * final.c (final_scan_insn): Alter the condition of a
1058 conditional trap if we have nonstandard CC.
1060 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1062 * configure.ac: Remove excess quoting from asm line 0 test.
1063 * configure: Rebuilt.
1065 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1067 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1068 * c-common.c (convert_and_check): Move warning logic to...
1069 (warnings_for_convert_and_check): ...here. Define.
1070 * c-common.h (warnings_for_convert_and_check): Declare.
1072 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1074 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1075 (output_call): Likewise.
1077 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1079 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1081 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1083 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1085 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1088 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1090 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1092 PR tree-optimization/31183
1093 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1094 Use double_int instead of unsigned int for representing access_strides.
1095 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1097 2007-03-16 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/31146
1100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1101 to allow recursion of forward_propagate_addr_expr.
1102 (forward_propagate_addr_into_variable_array_index): Likewise.
1103 (forward_propagate_addr_expr): Likewise.
1104 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1105 (forward_propagate_addr_expr_1): Recurse on simple copies
1106 instead of propagating into them. Do so for useless conversions
1108 (forward_propagate_addr_expr): Clean up unused statements after
1111 2007-03-16 Richard Guenther <rguenther@suse.de>
1113 * builtins.c (expand_builtin_cexpi): Use the right argument
1114 for the expansion via cexp.
1116 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1118 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1119 * configure: Rebuilt.
1121 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1124 * dwarf2out.c (force_type_die): Adjust comment.
1125 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1127 2007-03-15 DJ Delorie <dj@redhat.com>
1129 * config/frv/predicates.md (minmax_operator): Don't check operands
1132 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1134 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1135 Update constant estimates of number of iterations.
1136 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1137 argument renamed to "realistic".
1138 (compute_estimated_nb_iterations): Removed.
1139 (record_niter_bound): New function.
1140 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1141 call record_nonwrapping_iv with upper = false.
1142 (infer_loop_bounds_from_signedness): Pass upper argument to
1143 record_nonwrapping_iv.
1144 (estimate_numbers_of_iterations_loop): Do not call
1145 compute_estimated_nb_iterations. Record estimate based on profile
1146 information. Initialize the constant estimates of number of
1148 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1150 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1151 number of iterations is too small.
1152 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1153 (EST_NOT_AVAILABLE): Removed.
1154 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1155 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1158 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1160 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1161 Handle NE_EXPR guards.
1163 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1166 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1167 Set also -pedantic-errors by default for the preprocessor unless
1168 -fpermissive is given.
1170 2007-03-15 Richard Guenther <rguenther@suse.de>
1174 * builtins.c (expand_builtin_cexpi): As a fallback if we
1175 don't have builtins for sincos or cexp create a function
1176 declaration for cexp and expand to a call to that.
1177 (expand_builtin_int_roundingfn): Always fall
1178 back to floor/ceil and its variants even if they may be
1181 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1184 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1185 jump tables, move the call to delete_dead_jumptables from here...
1186 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1187 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1188 don't allow merging of blocks that try_redirect_by_replacing_jump
1189 also does not handle when not optimizing.
1191 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1192 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1194 * config/i386/i386.md (x86_sahf_1): Correctly handle
1197 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1201 x86_64_general_operand as operand[2] predicate. Remove "iF"
1202 from operand constraints and use "e" constraint instead.
1203 (*subti3_1, *subti3_1 splitter): Ditto.
1204 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1205 operand[1] predicate.
1207 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1209 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1210 arrays, multiply the access strides by the size of the sub-array.
1211 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1213 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1215 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1216 the configured assembler supports the sahf mnemonic.
1217 * configure: Regenerate.
1218 * config.in: Regenerate.
1220 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1221 emit "sahf" or ".byte\t0x9e" as asm template.
1223 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1226 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1227 option to replace hard coded TARGET_xxx in md file.
1228 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1229 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1230 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1231 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1232 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1233 (X86_TUNE_NOT_VECTORMODE): Ditto.
1234 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1235 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1236 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1237 (TUNE_SLOW_IMUL_IMM8): Ditto.
1238 (TUNE_MOVE_M1_VIA_OR): Ditto.
1239 (TUNE_NOT_UNPAIRABLE): Ditto.
1240 (TUNE_NOT_VECTORMODE): Ditto.
1242 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1245 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1246 tuning options instead of hard coded TARGET_xxx.
1247 (fix ssemode peephole2's): Ditto.
1248 (imul peephole2's): Ditto.
1250 (movdi_or_rex64): Ditto.
1251 (move peephole2): Ditto.
1252 (not peephole2's): Ditto.
1254 2007-03-14 Dirk Mueller <dmueller@suse.de>
1256 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1257 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1258 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1260 * c-parser.c (c_parser_do_statement): Warn about empty body in
1262 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1263 * doc/invoke.texi (-Wempty-body): Update documentation.
1265 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1268 * c-common.h (warn_for_div_by_zero): Declare.
1269 * c-common.c (warn_for_div_by_zero): Define.
1270 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1273 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1275 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1276 to PREFIX and STANDARD_PREFIX.
1278 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1279 Phil Edwards <phil@codesourcery.com>
1281 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1282 (__gthread_once_t): Remove busy field for RTPs.
1283 (__GTHREAD_ONCE_INIT): Update accordingly.
1285 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1287 * doc/invoke.texi: Document VxWorks options.
1289 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1291 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1293 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1295 PR tree-optimization/30590
1296 * tree-nrv.c (tree_nrv): Check for the partial update of the
1299 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1301 * flags.h (flag_random_seed): Remove declaration, in favor of...
1302 * toplev.h (get_random_seed, set_random_seed): ... these.
1303 * tree.c (get_file_function_name): Use the former.
1304 * opts.c (common_handle_option): Use the latter.
1307 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1310 * cse.c (cse_find_path): Do not bail out if a basic block that
1311 we already visited now becomes part of a path that starts at a
1312 different basic block. Just disallow this, to make sure we
1313 visit each basic block at most once.
1315 2007-03-13 Jan Hubicka <jh@suse.cz>
1317 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1318 when profile esitmate is present, calls with very low frequency are
1321 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1323 PR tree-optimization/30730
1324 PR tree-optimization/26900
1325 * tree-ssa-loop-niter.c: Include gmp.h.
1327 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1328 split_to_var_and_offset, determine_value_range,
1329 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1330 bound_difference, bounds_add, bounds_negate,
1331 number_of_iterations_ne_max, dump_affine_iv): New functions.
1332 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1333 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1334 difference of initial and final value of control iv to validate
1336 (number_of_iterations_cond): Add loop parameter. Determine bounds
1337 on the difference of the extremes of the control iv. Add dumps.
1338 (expand_simple_operations): Handle phi nodes.
1339 (simplify_using_initial_conditions): Do not record used conditions.
1340 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1341 Do not set additional_info.
1342 (implies_nonnegative_p, implies_ge_p): Removed.
1343 (derive_constant_upper_bound): Do not use parameter `additional'.
1344 (record_estimate): Parameter `additional' removed. Parameter
1345 `i_bound' added. Do not call derive_constant_upper_bound.
1346 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1347 bound the number of iterations estimate.
1348 (estimate_numbers_of_iterations_loop): Pass the estimate from
1349 the number of iterations analysis to record_estimate.
1350 * tree.h (multiple_of_p): Declare.
1351 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1352 (scev_const_prop): Do not check expression_expensive_p.
1353 * fold-const.c (multiple_of_p): Exported.
1354 * double-int.c (double_int_mask): Exported.
1355 * double-int.h (double_int_mask): Declare.
1356 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1357 field. Added max field.
1359 2007-03-13 David Taylor <taylor@candd.org>
1362 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1365 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1368 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1369 two unamed patterns.
1371 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.opt (mcx16, msahf): New options.
1374 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1375 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1377 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1378 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1379 Output -mcx16 and -msahf options when corresponding bit is set.
1381 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1384 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1386 * configure.ac: Test for assembler tolerance to # 0 "".
1387 * configure, config.in: Rebuilt.
1388 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1390 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1392 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1394 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1395 (handle_syscall): Handle direct system calls.
1396 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1398 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1400 * doc/invoke.texi: Fix cpp.info cross-reference.
1401 * doc/passes.texi: Fix gcc.info cross-reference.
1403 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1405 PR tree-optimization/30835
1406 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1407 bb_for_stmt is not NULL before accessing it.
1409 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1411 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1414 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1417 * doc/install.texi: Document --enable-stage1-languages
1419 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1421 * tree-pass.h (pass_into_cfg_layout_mode,
1422 pass_outof_cfg_layout_mode): Declare.
1423 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1424 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1425 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1426 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1428 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1430 * c-decl.c (warn_variable_length_array): New function.
1431 Refactored from grokdeclarator to handle warn_vla
1432 and handle unnamed array case.
1433 (grokdeclarator): Refactored VLA warning case.
1434 * c.opt (Wvla): New flag.
1435 * doc/invoke.texi (Wvla): New warning.
1437 2007-03-12 Richard Henderson <rth@redhat.com>
1439 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1440 (TARGET_SECTION_TYPE_FLAGS): New.
1442 2007-03-12 Richard Henderson <rth@redhat.com>
1444 * config/darwin.c (machopic_reloc_rw_mask): New.
1445 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1446 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1448 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1450 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1451 * cppdefault.h (cpp_PREFIX): Document.
1452 (cpp_PREFIX_len): Likewise.
1453 (cpp_EXEC_PREFIX): New variable.
1454 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1455 * c-incpath.c (add_standard_paths): Correct logic for relocating
1456 paths within prefix.
1458 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1461 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1463 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1464 fix_truncdfdi_sse using SSEMODEF mode macro.
1465 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1466 fix_truncdfsi_sse using SSEMODEF mode macro.
1467 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1468 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1470 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1472 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1475 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1477 * tree.h : Add multiple_of_p declaration.
1478 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1479 * ipa-type-escape.c (results_of_malloc): Redundant.
1480 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1481 (cast_type): Extended with new members.
1482 (check_cast): Returns cast_type.
1483 (cast): New structure for data of walk_use_def_chains.
1484 (is_malloc_result, is_cast_from_non_pointer_1,
1485 is_cast_from_non_pointer,
1486 is_array_access_through_pointer_and_index): New functions.
1487 (look_for_casts): Returns cast types.
1488 (check_call): Returns void.
1489 (okay_pointer_operation): Use support of pointer plus index,
1490 pointer plus constant and allow all multiplications.
1492 2007-03-11 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/31115
1495 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1496 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1497 A shift count of zero is not special as with *_DIV_EXPR.
1498 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1501 2007-03-11 Ian Lance Taylor <iant@google.com>
1503 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1504 the *_DIV_EXPR codes correctly with overflow infinities.
1506 2007-03-11 Ira Rosen <irar@il.ibm.com>
1508 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1509 indicate success/failure of the analysis. Add negation to subtrahend
1510 in case of subtraction. Fail if both operands contain constants.
1511 (create_data_ref): Fail if analyze_offset fails.
1513 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1515 * config/i386/i386.md (frndintxf2): Rename to ...
1516 (rintxf2): ... this. Remove expander having same name.
1517 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1518 (roundsf2, rounddf2): Ditto.
1519 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1520 (lround<mode>di2, lround<mode>si2): Ditto.
1522 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1524 * lower-subreg.c: Include except.h.
1525 (decompose_multiword_subregs): Verify that the only control flow
1526 insns we can split are loads to multi-words pseudos.
1527 Handle breaking such blocks after splitting, instead of calling
1528 find_many_sub_basic_blocks.
1530 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1531 on the new basic block. Add a lengthy comment explaining why we
1532 thought this was necessary.
1533 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1535 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1538 * tree.c (walk_type_fields): Recurse into the element type of
1539 ARRAY_TYPEs if there is a pointer set.
1541 2007-03-10 Dirk Mueller <dmueller@suse.de>
1543 * c-common.c (warn_logical_operator): Fix condition.
1545 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1547 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1549 * config/darwin.c (machopic_select_section): Remove superfluous
1550 argument in call to categorize_decl_for_section. Remove unused
1553 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1555 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1557 * configure: Regenerate.
1559 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1563 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1564 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1565 Add LABEL_NUSES to emitted label.
1566 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1567 branch probability value to emitted jump insn.
1568 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1569 Do not check life information and do not re-arrange input operands
1570 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1572 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1574 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1575 the change of decode_asm_operands.
1577 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1579 * mode-switching.c (create_pre_exit): Skip blockage insn.
1581 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1583 * tree-pass.h (TODO_update_smt_usage): Remove.
1585 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1589 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1592 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1593 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1596 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1598 * gcc.c: Document %{, in big comment at top.
1599 (input_suffix_matches): Remove special handling for .s and
1601 (input_spec_matches): New.
1602 (handle_braces): Handle %{,.
1603 (validate_switches): ',' indicates a value which is not a switch.
1604 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1605 to detect assembler input.
1606 * config/i386/sol2.h (CPP_SPEC): Likewise.
1607 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1608 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1609 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1610 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1611 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1612 -m64 causes deployment target to default to 10.5.
1613 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1615 2007-03-09 Richard Henderson <rth@redhat.com>
1618 * target.h (targetm.asm.out.reloc_rw_mask): New.
1619 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1620 (TARGET_ASM_OUT): Use it.
1621 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1622 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1623 use the new reloc_rw_mask target hook instead.
1624 (default_section_type_flags_1): Merge into...
1625 (default_section_type_flags): ... here.
1626 (decl_readonly_section_1): Merge into...
1627 (decl_readonly_section): ... here.
1628 (default_elf_select_section_1): Merge into...
1629 (default_elf_select_section): ... here.
1630 (default_unique_section_1): Merge into...
1631 (default_unique_section): ... here.
1632 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1633 (default_select_rtx_section): Use it.
1634 (default_elf_select_rtx_section): Likewise.
1635 * output.h: Update to match.
1636 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1637 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1638 (TARGET_ASM_RELOC_RW_MASK): New.
1639 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1640 to categorize_decl_for_section.
1641 (x86_64_elf_unique_section): Likewise.
1642 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1643 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1644 (TARGET_ASM_RELOC_RW_MASK): New.
1645 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1646 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1647 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1648 (TARGET_RWRELOC): Remove.
1649 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1650 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1651 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1652 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1653 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1654 (rs6000_xcoff_select_section): Use decl_readonly_section.
1655 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1656 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1657 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1658 (TARGET_SECTION_TYPE_FLAGS): Remove.
1659 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1661 2007-03-09 Roger Sayle <roger@eyesopen.com>
1663 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1664 complex constant equality/inequality comparisons for here.
1665 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1666 known at compile-time or can be simplified to a scalar comparison.
1667 (fold_relational_const): Move compile-time evaluation of complex
1668 constant equality/inequality comparisons to here.
1670 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1672 PR rtl-optimization/30643
1673 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1675 (fold_rtx): Recurse, like before 2006-11-03.
1677 2007-03-09 DJ Delorie <dj@redhat.com>
1679 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1682 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1684 PR tree-optimization/30375
1685 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1686 LHS of statements is not the same.
1687 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1689 2007-03-09 Chao-ying Fu <fu@mips.com>
1691 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1693 * doc/invoke.texi (-mdspr2): Document new option.
1694 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1695 New unspec for DSP REV 2.
1696 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1697 these instructions are extended in DSP REV 2.
1698 (mips-dspr2.md): Include.
1699 * config/mips/mips.opt (mdspr2): New option.
1700 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1701 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1702 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1703 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1704 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1705 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1706 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1708 (bdesc_map): Add one field of unsupported_target_flags.
1709 (bdesc_arrays): Update entries to have extra fields. Add
1711 (mips_init_builtins): Initialize new function types.
1712 Check unsupported_target_fileds to filter out builtins.
1713 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1715 (ASM_SPEC): Pass mdspr2 to the assembler.
1716 * config/mips/mips-dspr2.md: New file.
1718 2007-03-09 Sa Liu <saliu@de.ibm.com>
1720 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1722 2007-03-09 Ian Lance Taylor <iant@google.com>
1724 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1725 argument) like -Wstrict-overflow=2.
1726 * doc/invoke.texi (Warning Options): Update documentation.
1728 2007-03-09 Dirk Mueller <dmueller@suse.de>
1731 * doc/invoke.texi (-Wlogical-op): Document.
1732 * common.opt (-Wlogical-op): New.
1733 * c-common.h (warn_logical_operator): Declare.
1734 * c-common.c (warn_logical_operator): Define.
1735 * c-typeck.c (parser_build_binary_op): Call
1736 warn_logical_operator.
1738 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1740 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1741 * final.c (final_scan_insn): Test for non-"" file name.
1743 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1745 * doc/loop.texi: Document the Omega linear constraints solver.
1746 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1747 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1748 omega-hash-table-size, omega-max-keys, and
1749 omega-eliminate-redundant-constraints.
1750 * tree-pass.h (pass_check_data_deps): Declared.
1753 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1754 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1755 pass_check_data_deps): New.
1756 * tree-data-ref.c (init_data_ref): Remove declaration.
1757 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1758 (analyze_array): Renamed init_array_ref, move up initializations.
1759 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1760 Removed arguments that are set to NULL.
1761 (analyze_indirect_ref): Correct indentation, correct call to
1763 (object_analysis): Call init_array_ref instead of analyze_array.
1764 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1765 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1766 of DR_ACCESS_FNS_ADDR.
1767 (init_omega_eq_with_af, omega_extract_distance_vectors,
1768 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1769 ddr_consistent_p): New.
1770 (compute_affine_dependence): Check consistency of ddrs when
1771 flag_check_data_deps is passed.
1772 (analyze_all_data_dependences): Uncomment.
1773 (tree_check_data_deps): New.
1774 * tree-data-ref.h: Include omega.h.
1775 (DR_ACCESS_FNS_ADDR): Removed.
1776 (data_dependence_relation): Add inner_loop.
1777 (DDR_INNER_LOOP): New.
1778 * common.opt (fcheck-data-deps): New.
1779 * tree-flow.h (tree_check_data_deps): Declare.
1780 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1781 (OBJS-common): Depend on omega.o.
1783 * passes.c (pass_check_data_deps): Scheduled.
1784 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1785 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1786 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1787 PARAM_VECT_MAX_VERSION_CHECKS,
1788 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1790 2007-03-09 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/30904
1794 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1795 the same way as *_DIV_EXPR.
1797 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1799 * recog.c (decode_asm_operands): No mixed declarations and code.
1801 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1803 * rtl.def (ASM_INPUT): Add location.
1804 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1805 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1806 (decode_asm_operands): Add loc operand.
1807 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1808 * stmt.c (expand_asm): Rename to...
1809 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1810 gen_rtx_ASM_INPUT_loc.
1811 (expand_asm_expr): Adjust.
1812 * recog.c (decode_asm_operands): Add loc operand.
1813 (check_asm_operands, extract_insn): Adjust.
1814 * reload1.c (maybe_fix_stack_asms): Likewise.
1815 * final.c (asm_insn_count): Likewise.
1816 (final_scan_insn): Output # line before and after asm.
1818 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1820 * tree-ssa-structalias.c (variable_info): Remove
1822 (new_var_info): Ditto.
1823 (shared_bitmap_info_t): New structure.
1824 (shared_bitmap_table): New variable.
1825 (shared_bitmap_hash): New function.
1826 (shared_bitmap_eq): Ditto
1827 (shared_bitmap_lookup): Ditto.
1828 (shared_bitmap_add): Ditto.
1829 (merge_smts_into): Change to take bitmap directly.
1830 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1831 (init_alias_vars): Init shared bitmap hashtable.
1832 (delete_points_to_sets): Delete shared bitmap hashtable.
1833 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1834 is_aliased removal as a change that was still necessary was
1837 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.h (override_options): Conditionally disable
1840 x86_sahf for 64bit targets only.
1842 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1845 * c-decl.c (merge_decls): Don't call make_var_volatile.
1846 * varasm.c (make_var_volatile): Remove.
1847 * output.h (make_var_volatile): Remove.
1849 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1851 PR tree-optimization/31085
1852 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1854 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1857 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1858 ATTR_CONST_NOTHROW_LIST.
1860 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1863 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1865 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1867 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1870 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1872 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1873 passed, use shared libgcc.
1875 2007-03-08 Roger Sayle <roger@eyesopen.com>
1877 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1878 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1879 (honor_protect_cleanup_actions, lower_try_finally_switch):
1881 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1882 ifc_temp_var): Likewise.
1883 * tree-inline.c (setup_one_parameter): Likewise.
1884 * tree-mudflap.c (mf_decl_cache_locals,
1885 mf_build_check_statement_for): Likewise.
1886 * tree-nested.c (init_tmp_var, save_tmp_var,
1887 finalize_nesting_tree_1): Likewise.
1888 * tree-outof-ssa.c (insert_copy_on_edge,
1889 insert_backedge_copies): Likewise.
1890 * tree-profile.c (tree_gen_edge_profiler,
1891 tree_gen_ic_profiler): Likewise.
1892 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1893 * tree-sra.c (sra_build_assignment): Likewise.
1894 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1895 * tree-ssa-math-opts.c (insert_reciprocals,
1896 execute_cse_sincos_1): Likewise.
1897 * tree-tailcall.c (adjust_accumulator_values,
1898 adjust_return_value): Likewise.
1899 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1900 * tree-vect-transform.c (vect_create_data_ref_ptr,
1901 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1902 vect_create_epilog_for_reduction, vectorizable_reduction,
1903 vectorizable_call, vectorizable_conversion,
1904 vectorizable_assignment, vectorizable_operation,
1905 vectorizable_type_demotion, vect_gen_widened_results_half,
1906 vect_permute_store_chain, vectorizable_store,
1907 vect_setup_realignment, vect_permute_load_chain,
1908 vectorizable_load, vectorizable_condition,
1909 vect_create_cond_for_align_checks): Likewise.
1910 * tree-vrp.c (build_assert_expr_for): Likewise.
1912 2007-03-08 Ian Lance Taylor <iant@google.com>
1914 * tree-vrp.c: Include "intl.h".
1915 (usable_range_p): New static function.
1916 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1917 overflowed values, juts set *strict_overflow_p.
1918 (compare_values): Only return -2 if one of the operands is not a
1920 (compare_ranges): Call usable_range_p.
1921 (compare_range_with_value): Likewise.
1922 (vrp_evaluate_conditional_warnv): Rename from
1923 vrp_evaluate_conditional. Make static. Change all callers.
1924 (vrp_evaluate_conditional): New function.
1925 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1927 (simplify_abs_using_ranges): Likewise.
1928 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1929 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1930 within_stmt parameter.
1931 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1932 vrp_evaluate_conditional.
1933 * tree-ssa-threadedge.c
1934 (record_temporary_equivalences_from_stmts_at_dest): Change
1935 simplify parameter to take a second tree parameter.
1936 (simplify_control_stmt_condition): Likewise.
1937 (thread_across_edge): Likewise.
1938 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1939 (thread_across_edge): Likewise.
1940 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1942 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1944 * config/i386/i386.h (TARGET_SAHF): New define.
1945 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1946 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1947 (x86_sahf): New global variable.
1948 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1949 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1950 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1951 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1953 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1954 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1955 when expanding fcomi/sahf based tests.
1956 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1957 expanding sahf based alternative. Emit sahf based sequence when
1958 optimizing for code size.
1959 * config/i386/i386.md (x86_sahf_1): Do not disable for
1960 TARGET_64BIT, enable for TARGET_SAHF.
1962 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1964 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1965 spurious whitespace from error message.
1967 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1970 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1972 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1974 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1976 * tree-sra.c (instantiate_element): Propagate disabled warnings
1977 from the element itself to the created variable.
1979 2007-03-07 Richard Henderson <rth@redhat.com>
1982 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1983 silently fix up the stack in the case of a missing register.
1985 2007-03-07 Paul Brook <paul@codesourcery.com>
1987 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1989 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1991 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1993 (phase1_vrs): Use them.
1994 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1995 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1996 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1997 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1998 __gnu_Unwind_Restore_WMMXC if required.
1999 (_Unwind_VRS_Pop): Implement iWMMXt support.
2000 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2001 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2002 gnu_Unwind_Save_WMMXC): Define.
2004 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2006 * config/vxworks.h (vxworks_override_options): Declare.
2007 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2008 * config/vxworks.c: Include target.h and toplev.h.
2009 (vxworks_override_options): New function.
2010 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2012 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2014 * config/s390/s390.c (override_options): Don't emit an error when
2015 -mstack-size is used without providing -mstack-guard.
2016 (s390_emit_prologue): Choose stack_guard value automatically if not
2017 provided via command line.
2018 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2020 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2022 * config/i386/i386.c (output_set_got): Add a GOT initialization
2023 sequence for VxWorks PIC.
2024 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2025 around labels as well as symbols. Use gotoff_operand instead
2026 of local_symbolic_operand.
2027 (legitimize_pic_address): Use gotoff_operand instead of
2028 local_symbolic_operand. Use @GOT accesses for labels as
2030 (ix86_output_addr_diff_elt): Use PC-relative rather than
2031 GP-relative offsets for VxWorks PIC.
2032 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2033 no_new_pseudos. Check whether the returned register is op0.
2034 * config/i386/i386.md (tablejump): Use PC-relative rather than
2035 GP-relative offsets for VxWorks PIC.
2036 * config/i386/predicates.md (gotoff_operand): New predicate.
2038 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2040 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2042 * config/vxworks-dummy.h: New file.
2043 * config/i386/i386.h: Include it.
2045 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2047 * dwarf2out.c (is_inlined_entry_point): New
2048 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2049 DW_AT_ranges if the first subblock is the entry point.
2051 2007-03-06 David Daney <ddaney@avtrex.com>
2053 * doc/install.texi (mips-*-*): Change recommended binutils
2056 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2058 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2059 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2061 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2062 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2064 2007-03-06 Jan Hubicka <jh@suse.cz>
2066 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2067 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2069 (probably_cold_bb_p): Cold functions are cold.
2070 (probably_never_executed_bb_p): Cold functions are cold.
2071 (tree_bb_level_predictions): Predict calls to cold functions as not
2073 (compute_function_frequency): Check hot/cold attributes.
2074 * function.h (function_frequency): Update comments.
2075 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2076 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2077 (c_common_att): Add cold and hot.
2079 * doc/extend.texi (hot,cold attributes): Document.
2081 2007-03-06 Andrew Haley <aph@redhat.com>
2083 * function.c (expand_function_end): Move blockage to just after we
2084 emit the label for the naked return from the function.
2086 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2088 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2091 2007-03-06 Jan Hubicka <jh@suse.cz>
2093 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2094 loaded for constant large models. Non-large 64bit PIC can do.
2095 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2096 * cmodel.h: Add LARGE PIC.
2097 * i386.md (UNSPEC_PLTOFF): New.
2098 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2100 (*call_1_rex64): Disable for large models.
2101 (*call_1_rex64_large): New.
2102 (*call_value_1_rex64): Disable for large models.
2103 (*call_value_1_rex64_large): New.
2104 (set_rip_rex4): New.
2105 (set_got_offset_rex64): New.
2106 * predicates.md (constant_call_address_operand): For large model
2107 constant calls are not possible.
2108 * i386-protos.h (construct_plt_address): Declare.
2109 * i386.c (override_options): Accept large models.
2110 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2111 (legitimate_constant_p): Add new UNSPECs.
2112 (legitimate_pic_operand_p): Likewise.
2113 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2114 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2116 (output_pic_addr_const): Add PLTOFF.
2117 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2118 (ix86_expand_move): Legitimize pic address when in PIC mode.
2119 (construct_plt_address): New function.
2120 (ix86_expand_call): Offload the address to register and use GOT pointer
2122 * invoke.texi (mcmodel=large): Update documentation.
2124 2007-03-06 Richard Henderson <rth@redhat.com>
2126 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2127 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2128 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2129 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2130 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2131 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2132 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2133 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2134 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2135 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2136 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2137 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2138 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2139 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2140 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2141 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2142 x86_schedule, x86_use_bt, x86_pad_returns,
2143 x86_use_xchgb): Merge into ...
2144 (ix86_tune_features): ... here. New array.
2145 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2146 x86_bswap): Merge into ...
2147 (ix86_arch_features): ... here. New array.
2148 (x86_3dnow_a): Remove.
2149 (x86_accumulate_outgoing_args): Make static.
2150 (x86_arch_always_fancy_math_387): Make static.
2151 (ix86_tune_mask, ix86_arch_mask): Move ...
2152 (override_options): ... to local variables here. Apply the
2153 appropriate mask to each element of ix86_arch_features and
2154 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2155 as were done in the old macros.
2156 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2157 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2158 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2159 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2160 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2161 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2162 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2163 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2164 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2165 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2166 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2167 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2168 x86_accumulate_outgoing_args, x86_prologue_using_move,
2169 x86_epilogue_using_move, x86_decompose_lea,
2170 x86_arch_always_fancy_math_387, x86_shift1,
2171 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2172 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2173 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2174 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2175 x86_use_incdec, x86_pad_returns, x86_bswap,
2176 x86_partial_flag_reg_stall): Remove.
2177 (enum ix86_tune_indices): New.
2178 (ix86_tune_features): New.
2179 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2180 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2181 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2182 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2183 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2184 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2185 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2186 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2187 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2188 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2189 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2190 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2191 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2192 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2193 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2194 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2195 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2196 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2197 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2198 TARGET_EXT_80387_CONSTANTS): Use it.
2199 (enum ix86_arch_indices): New.
2200 (ix86_arch_features): New.
2201 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2202 TARGET_BSWAP): Use it.
2203 (ix86_tune_mask, ix86_arch_mask): Remove.
2205 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2208 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2209 Define using $${sysroot_headers_suffix}.
2210 * configure: Regenerate.
2211 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2212 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2214 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2215 * gcc.c (print_sysroot_headers_suffix): New.
2216 (option_map): Include --print-sysroot-headers-suffix.
2217 (display_help): Mention -print-sysroot-headers-suffix.
2218 (process_command): Handle -print-sysroot-headers-suffix.
2219 (do_spec_1): Append multilib directory to include-fixed path if
2220 sysroot suffixes in use.
2221 (main): Handle -print-sysroot-headers-suffix.
2222 * Makefile.in (start.encap): Don't depend on xlimits.h
2223 (xlimits.h): Remove.
2224 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2225 limits.h for each multilib in fixinc_list.
2226 (fixinc_list, s-fixinc_list): New.
2227 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2228 generate them for each multilib in fixinc_list.
2229 (stmp-fixproto): Use include-fixed. Run fixproto for each
2230 multilib in fixinc_list.
2231 (mostlyclean): Don't remove xlimits.h.
2232 (clean): Remove include-fixed.
2233 (real-install-headers-tar, real-install-headers-cpio,
2234 real-install-headers-cp): Don't copy include, only include-fixed.
2235 (install-mkheaders): Depend on fixinc_list. Don't depend on
2236 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2237 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2238 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2240 2007-03-06 Jan Hubicka <jh@suse.cz>
2242 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2245 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2247 * configure.ac: Allow tm_file to contain build-directory files.
2248 * configure: Regenerate.
2249 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2250 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2251 * config/m68k/print-sysroot-suffix.sh: New file.
2253 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2255 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2256 of pic_offset_table_rtx if reload_completed.
2257 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2258 PIC_OFFSET_TABLE_REGNUM.
2259 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2261 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2262 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2264 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2266 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2267 functions that call eh_return.
2269 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2271 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2272 functions that need a constant pool.
2274 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2277 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2278 (m68k_preferred_reload_class): Likewise.
2279 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2280 (SECONDARY_RELOAD_CLASS): Define.
2281 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2282 (LIMIT_RELOAD_CLASS): Delete.
2283 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2284 registers from storing bytes.
2285 (m68k_secondary_reload_class): New function.
2286 (m68k_preferred_reload_class): Likewise.
2288 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2290 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2292 (m68k_expand_prologue): Likewise.
2294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2296 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2297 (mips_expand_epilogue): Add a bool parameter.
2298 (m68k_legitimize_sibcall_address): Declare.
2299 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2300 (m68k_expand_epilogue): Add a parameter to select between sibling
2301 and normal epilogues. Only generate a return for the latter.
2302 (m68k_ok_for_sibcall_p): New function.
2303 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2304 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2305 (sibcall_value, *sibcall_value): Likewise.
2306 (*call, *call_value): Require !SIBLING_CALL_P.
2307 (epilogue): Update call to m68k_expand_epilogue.
2308 (sibcall_epilogue): New pattern.
2309 * config/m68k/predicates.md (const_call_operand): Say that this
2310 predicate applies to sibling calls too.
2311 (sibcall_operand): New predicate.
2313 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2315 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2316 alternatives as movsi_cf.
2317 (movsf_cf_hard): Add commentary.
2319 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2320 Richard Sandiford <richard@codesourcery.com>
2322 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2323 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2324 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2325 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2326 as being live on exit from an interrupt function.
2327 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2328 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2329 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2330 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2331 (m68k_interrupt_function_p): Globalize.
2332 (m68k_compute_frame_layout): Remove reverse mask code.
2333 (m68k_emit_movem, m68k_set_frame_related): New functions.
2334 (m68k_output_function_prologue): Delete in favor of...
2335 (m68k_expand_prologue): ...this new function.
2336 (m68k_output_function_epilogue): Delete in favor of...
2337 (m68k_expand_epilogue): ...this new function.
2338 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2340 (print_operand): Handle %?.
2341 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2342 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2343 (prologue, epilogue): New patterns.
2344 (return): Turn into a define_expand.
2345 (*return): New pattern, derived from old "return" pattern. Use rte
2346 rather than rts for interrupt functions. Only use rtd if the pop
2348 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2349 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2350 (link, *link, unlink, *unlink, load_got): Likewise.
2352 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2356 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2357 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2358 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2359 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2360 and m68k_matches_u_p.
2361 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2362 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2363 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2364 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2365 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2366 (REG_STRICT_P): New macro.
2367 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2368 PCREL_GENERAL_OPERAND_OK.
2369 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2370 m68k_legitimate_base_reg_p.
2371 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2372 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2373 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2374 * config/m68k/m68k.c (m68k_address): New structure.
2375 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2376 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2377 (m68k_jump_table_ref_p, m68k_decompose_address)
2378 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2379 (m68k_matches_u_p): New functions.
2380 (print_operand_address): Rewrite to use m68k_decompose_index.
2382 2007-03-05 David Taylor <dtaylor@emc.com>
2384 * gcc.c: Correct copyright date in --version output.
2386 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2388 * pa.md: In unamed move patterns, disparge copies between general
2389 and floating point registers using '?' modifier. Don't include 'f'
2390 constraint for register preferences in DImode, SImode, HImode and
2391 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2392 Remove constraints for copies between general and floating registers
2393 in soft-float DFmode pattern.
2394 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2398 2007-03-05 Mike Stump <mrs@apple.com>
2400 * c-common.c (targetcm): Add.
2401 * c-opts.c (c_common_handle_option): Handle language specific
2403 * opts.c (handle_option): Verify language for target options, if
2405 * opth-gen.awk: Add CL_LANG_ALL.
2406 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2407 (TARGETCM_INITIALIZER): Add.
2408 * target.h (struct gcc_targetcm): Add.
2410 * targhooks.c (default_handle_c_option): Add.
2411 * targhooks.h (default_handle_c_option): Add.
2412 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2414 * config/darwin.opt (iframework): Add.
2415 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2416 * config/darwin-c.c (handle_c_option): Add.
2417 (TARGET_HANDLE_C_OPTION): Add.
2419 * doc/invoke.texi (Darwin Options): Add -iframework.
2421 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2423 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2426 2007-03-05 Ian Lance Taylor <iant@google.com>
2428 * c.opt (fgnu89-inline): New option.
2429 * c-opts.c (c_common_post_options): Set default value for
2431 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2432 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2434 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2435 (grokdeclarator, start_function): Likewise.
2436 * c-cppbuiltin.c (c_cpp_builtins): Define either
2437 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2438 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2439 (C Dialect Options): Document -fgnu89-inline.
2440 * doc/extend.texi (Function Attributes): Explain what the
2441 gnu_inline attribute does.
2442 * doc/cpp.texi (Common Predefined Macros): Document
2443 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2445 2007-03-05 Ian Lance Taylor <iant@google.com>
2447 PR tree-optimization/31034
2448 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2449 half-range if the other side is an overflow infinity.
2451 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2453 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2454 (bfin*-linux-uclibc*): New configuration.
2455 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2457 * config/bfin/linux.h: New file.
2458 * config/bfin/libgcc-bfin.ver: New file.
2459 * config/bfin/t-bfin-uclinux: New file.
2460 * config/bfin/t-bfin-linux: New file.
2461 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2462 (TARGET_OS_CPP_BUILTINS): New macro.
2464 2007-03-05 Richard Guenther <rguenther@suse.de>
2466 * fold-const.c (fold_binary): Remove duplicate folding
2467 of comparison of non-null ADDR_EXPR against null.
2469 2007-03-05 Richard Guenther <rguenther@suse.de>
2470 Dorit Nuzman <dorit@il.ibm.com>
2472 PR tree-optimization/26420
2473 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2474 are no loops in the function. Only print the number of
2475 vectorized loops if it is greater than zero or we are supposed
2476 to print information about unvectorized loops.
2478 2007-03-05 Revital Eres <eres@il.ibm.com>
2480 * gcc.dg/var-expand1.c: New test.
2481 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2482 when an accumulator is expanded.
2484 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2487 * c-common.c (convert_and_check): Don't give warnings for
2488 conversion if 'expr' already overflowed.
2490 2007-03-04 Roger Sayle <roger@eyesopen.com>
2493 * fold-const.c (fold_comparison): Enforce type consistency when
2494 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2496 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2498 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2499 containing a cast to the base of TARGET_MEM_REF.
2501 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2503 * tree.c (tree_contains_struct_check_failed): Remove spurious
2504 whitespace from error message.
2506 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2509 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2510 instead of precision.
2512 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2513 Nathan Sidwell <nathan@codesourcery.com>
2515 * emit-rtl.c (find_auto_inc): New.
2516 (try_split): recreate REG_INC notes,
2517 Use regular for loops rather than whiles.
2519 2007-03-03 Andreas Schwab <schwab@suse.de>
2521 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2522 * configure: Regenerate.
2524 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2526 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2527 flag_rounding_math, not flag_unsafe_math_optimizations.
2529 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2531 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2532 alpha_fold_vector_minmax): Likewise.
2533 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2534 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2536 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2538 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2539 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2540 if the lhs has side-effects.
2541 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2543 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/i386.h (TUNEMASK): Remove define.
2546 (ARCHMASK): Remove define.
2547 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2548 Use ix86_arch_mask variable instead of ARCHMASK.
2549 * config/i386/i386.c (override_options): Ditto.
2550 (standard_80387_constant_p): Ditto.
2552 2007-03-02 Ian Lance Taylor <iant@google.com>
2554 Used signed infinities in VRP.
2555 * tree-vrp.c (uses_overflow_infinity): New static function.
2556 (supports_overflow_infinity): New static function.
2557 (make_overflow_infinity): New static function.
2558 (negative_overflow_infinity): New static function.
2559 (positive_overflow_infinity): New static function.
2560 (is_negative_overflow_infinity): New static function.
2561 (is_positive_overflow_infinity): New static function.
2562 (is_overflow_infinity): New static function.
2563 (overflow_infinity_range_p): New static function.
2564 (compare_values_warnv): New function split out of compare_values.
2565 (compare_value): Call it.
2566 (set_value_range_to_nonnegative): Add overflow_infinity
2567 parameter. Change caller.
2568 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2570 (vrp_expr_computes_nonzero): Likewise.
2571 (compare_ranges, compare_range_with_value): Likewise.
2572 (compare_name_with_value, compare_names): Likewise.
2573 (vrp_evaluate_conditional): Likewise.
2574 (set_value_range): Handle infinity
2575 (vrp_operand_equal_p, operand_less_p): Likewise.
2576 (extract_range_from_assert): Likewise.
2577 (vrp_int_const_binop): Likewise.
2578 (extract_range_from_binary_expr): Likewise.
2579 (extract_range_from_unary_expr): Likewise.
2580 (extract_range_from_comparison): Likewise.
2581 (extract_range_from_expr): Likewise.
2582 (dump_value_range): Likewise.
2583 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2584 (test_for_singularity): Likewise.
2585 (vrp_int_const_binop): Remove inline qualifier.
2586 (adjust_range_with_scev): Add comment.
2587 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2589 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2591 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2592 (get_constraint_for): Likewise.
2593 (do_structure_copy): Likewise.
2594 (find_func_aliases): Fix references to MODIFY_EXPR.
2595 (intra_create_variable_infos): Tidy.
2596 * tree-ssa-operands.c (add_virtual_operand): Add argument
2598 When adding members of alias sets, if IS_CALL_SITE is true and
2599 the symbol is not call-clobbered, skip it.
2602 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2604 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2605 entry by means of emit_insn_at_entry.
2607 2007-03-02 Richard Henderson <rth@redhat.com>
2609 * expr.h (promoted_input_arg): Remove decl.
2610 * function.c (promoted_input_arg): Merge into ...
2611 * combine.c (setup_incoming_promotions): ... only caller.
2612 Rearrange to avoid double loop.
2614 2007-03-02 Ben Elliston <bje@au.ibm.com>
2615 Peter Bergner <bergner@vnet.ibm.com>
2616 Janis Johnson <janis187@us.ibm.com>
2618 * config/rs6000/dfp.md: New file.
2619 * config/rs6000/rs6000.md: Include dfp.md.
2620 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2621 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2622 and TDmode decimal float modes in FP registers.
2623 (num_insns_constant): Likewise.
2624 (rs6000_legitimate_offset_address_p): Likewise.
2625 (rs6000_legitimize_address): Likewise.
2626 (rs6000_legitimize_reload_address): Likewise.
2627 (rs6000_legitimate_address): Likewise.
2628 (rs6000_emit_move): Likewise.
2629 (function_arg_boundary): Likewise.
2630 (function_arg_advance): Likewise.
2631 (rs6000_darwin64_record_arg_recurse): Likewise.
2632 (function_arg): Likewise.
2633 (rs6000_gimplify_va_arg): Likewise.
2634 (rs6000_split_multireg_move): Likewise.
2635 (rs6000_output_function_epilogue): Likewise.
2636 (rs6000_output_function_epilogue): Likewise.
2637 (rs6000_register_move_cost): Likewise.
2638 (rs6000_function_value): Likewise.
2639 (rs6000_libcall_value): Likewise.
2641 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2643 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2645 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2647 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2648 Use $MULTIDIR to choose between the kernel and RTP headers,
2649 and use $WIND_BASE and $WIND_USR to locate them.
2651 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2653 * config/i386/i386.c (override_options): Put initialization of
2654 ix86_tune_mask and ix86_arch_mask to the correct place.
2656 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2657 Michael Meissner <michael.meissner@amd.com>
2660 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2662 (TARGET_CMOVE): Use ARCHMASK.
2663 (TARGET_CMPXCHG): Ditto.
2664 (TARGET_CMPXCHG8B): Ditto.
2665 (TARGET_XADD): Ditto.
2666 (TARGET_BSWAP): Ditto.
2667 * config/i386/i386.c (ix86_tune_mask): New global variable.
2668 (ix86_arch_mask): Ditto.
2669 (override_options): Initialize ix86_tune_mask and
2670 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2673 2007-03-02 Ben Elliston <bje@au.ibm.com>
2676 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2678 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2680 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2681 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2682 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2683 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2685 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2686 rs6000_init_dwarf_reg_sizes_extra): New.
2687 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2688 SPE register high parts.
2690 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2692 * Makefile.in: Add install-pdf target as
2693 copied from automake v1.10 rules.
2694 * configure.ac: Add install-pdf to target list.
2695 * configure: Regenerate.
2697 2007-03-01 Paul Brook <paul@codesourcery.com>
2699 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2700 modes to LDRD for DImode.
2701 (output_move_double): Fixup out of range ldrd/strd.
2702 (vfp_secondary_reload_class): Rename...
2703 (coproc_secondary_reload_class): ... to this. Add wb argument.
2704 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2705 coproc_secondary_reload_class for CLASS_IWMMXT.
2706 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2707 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2709 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2711 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2712 factor by the estimated number of iterations.
2713 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2716 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2717 decode_caches_intel, detect_caches_intel): New functions.
2718 (host_detect_local_cpu): Use detect_caches_amd and
2719 detect_caches_intel.
2721 2007-03-01 Richard Henderson <rth@redhat.com>
2723 * expr.c (emit_move_complex_push): Export.
2724 (emit_move_complex_parts): Split out from ...
2725 (emit_move_complex): ... here.
2726 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2727 * config/i386/i386.md (movcdi): New.
2729 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2732 size of mode1 to check for tieable modes in MMX case.
2734 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2736 * Makefile.in (rtlanal.o): Depend on tree.h.
2737 * rtl.h (offset_within_section_p, split_const): Declare.
2738 * rtlanal.c: Include tree.h.
2739 (offset_within_block_p): New function, taken from
2740 mips_offset_within_object_p.
2741 (split_const): New function, taken from mips_split_const.
2742 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2744 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2745 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2746 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2747 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2748 (m68k_illegitimate_symbolic_constant_p): New function.
2749 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2750 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2751 symbolic constant that might be outside the symbol's section,
2752 move the symbol first and then add the offset.
2753 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2755 * config/mips/mips.c (mips_split_const): Delete.
2756 (mips_offset_within_object_p): Delete.
2757 (mips_symbolic_constant_p): Use offset_within_section_p and
2758 split_const instead of mips_offset_within_object_p and
2760 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2761 (mips_legitimize_const_move, print_operand_reloc)
2762 (mips_dangerous_for_la25_p): Use split_const instead of
2765 2007-02-28 Eric Christopher <echristo@apple.com>
2767 * Makefile.in (install-include-dir): Don't rm -rf include.
2769 2007-02-28 Richard Guenther <rguenther@suse.de>
2772 * fold-const.c (fold_binary): Do not associate expressions
2773 with more than one variable for integer types that do not wrap.
2775 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2777 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2778 Delete, and replace with...
2779 (fold_builtin_call_array): This. Update callers to use it.
2780 * fold-const.c (fold_build_call_list): Delete, and replace with...
2781 (fold_build_call_array): This.
2782 (fold_build_call_list_initializer): Delete, and replace with...
2783 (fold_build_call_array_initializer): This.
2784 * tree.h: Update declarations to reflect above changes.
2786 * c-typeck.c (build_function_call): Store converted arguments
2787 in a stack-allocated array instead of building a list.
2788 (convert_arguments): Store arguments in the array passed in as an
2789 argument, and return the actual number of arguments.
2790 * c-format.c: (check_function_format): Pass arguments in an
2791 array instead of a list.
2792 * c-common.c (check_function_nonnull): Likewise.
2793 (check_function_sentinel): Likewise.
2794 (check_function_arguments): Likewise.
2795 * c-common.h: Update declarations to reflect above changes.
2797 2007-02-28 Jan Hubicka <jh@suse.cz>
2799 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2800 PRED_NEGATIVE_RETURN): Update outcomes.
2802 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2804 * calls.c (emit_library_call_value_1): Handle partial registers
2805 correctly when building up CALL_INSN_FUNCTION_USAGE.
2807 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2809 * pa/predicates.md (move_src_operand): Allow zero for mode.
2810 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2813 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2817 *movv2df_internal): Enable pattern only for valid operand
2819 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2820 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2822 2007-02-27 Mike Stump <mrs@apple.com>
2824 * config/darwin-crt3.c: Avoid compilation when compiling for a
2827 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2829 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2831 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2832 for fixed headers and limits.h.
2833 (install-include-dir, install-headers-tar, install-headers-cpio,
2834 install-headers-cp, real-install-headers-tar,
2835 real-install-headers-cpio, real-install-headers-cp): Handle
2836 include-fixed as well as include.
2837 (install-mkheaders): Don't install files that go only in include
2839 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2840 from GCC_INCLUDE_DIR.
2841 * gcc.c (process_command): Remove special -BstageN/ handling.
2842 (do_spec_1): Add include-fixed directories.
2844 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2846 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2848 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2850 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2853 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2855 * c-common.c (get_priority): Add check for
2856 SUPPORTS_INIT_PRIORITY.
2858 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2860 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2862 * config/bfin/bfin.c: Include "cfglayout.h".
2863 (MAX_LSETUP_DISTANCE): New macro.
2864 (struct loop_info): New members incoming, incoming_src and
2865 incoming_dest. Delete member predecessor.
2866 (length_for_loop): New function.
2867 (bfin_optimize_loop): Handle more different loop structures.
2868 (bfin_discover_loop): Rework detection of predecessor blocks by
2869 examining incoming edges.
2870 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2872 (bfin_reorder_loops): New function.
2873 (bfin_reorg_loops): Use these three new functions.
2875 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2876 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2877 (CONSTRAINT_LEN): Add entry for 'q'.
2878 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2879 Add 'q' constraints.
2880 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2881 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2883 * config/bfin/bfin.md (add_with_carry): New pattern.
2884 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2885 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2886 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2887 support unsigned multiplies too. Removed incorrect commutativity from
2888 operand 1 constraint where appropriate.
2889 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2891 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2892 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2894 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2895 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2896 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2897 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2898 usmulhisi_hh_huh): New patterns.
2900 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2901 lshifthi3): Fix output template to use half reg for operand 2.
2903 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2906 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2908 2007-02-27 Andreas Schwab <schwab@suse.de>
2910 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2912 2007-02-27 Jan Hubicka <jh@suse.cz>
2914 * predict.c (last_basic_block_p): Remove.
2915 (tree_estimate_probability): Update return heuristic for commonized
2918 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2920 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2922 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2924 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2925 * doc/cpp.texi: Standardize title page.
2926 * doc/cppinternals.texi: Likewise.
2927 * doc/gcc.texi: Standardize title page, remove version number
2928 from copyright page.
2929 * doc/gccint.texi: Likewise.
2930 * doc/install.texi: Standardize title page, add table of
2933 2007-02-26 Jan Hubicka <jh@suse.cz>
2935 * predict.def: Set outcomes according to more recent results.
2936 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2937 Remove dead predictors.
2938 * predict.c (return_prediction): Fix pasto.
2940 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2942 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2943 change; avoid a memory leak when returning early.
2945 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2947 * c-decl.c (static_ctors): Move to c-common.c.
2948 (static_dtors): Likewise.
2949 (finish_function): Use c_record_cdtor_fn.
2950 (build_cdtor): Move to c-common.c.
2951 (c_write_global_declarations): Use c_build_cdtor_fns.
2952 * c-common.h (static_ctors): Declare.
2953 (static_dtors): Likewise.
2954 (c_record_cdtor_fn): Likewise.
2955 (c_build_cdtor_fns): Likewise.
2956 * c-common.c (static_ctors): New variable.
2957 (static_dtors): Likewise.
2958 (c_record_cdtor_fn): New function.
2959 (build_cdtor): Move from c-decl.c
2960 (c_build_cdtor_fns): New function.
2962 * output.h (assemble_addr_to_section): Declare.
2963 (get_cdtor_priority_section): Likewise.
2964 * varasm.c (assemble_addr_to_section): New function.
2965 (get_cdtor_priority_section): Likewise.
2966 (default_named_section_asm_out_destructor): Use them.
2967 (destor_dtor_section_asm_out_destructor): Likewise.
2968 (default_named_section_asm_out_constructor): Likewise.
2969 (default_ctor_section_asm_out_constructor): Likewise.
2970 * config.gcc (*-*-vxworks*): Include vxworks.o.
2971 * config/t-vxworks (vxworks.o): New target.
2972 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2973 (TARGET_ASM_CONSTRUCTOR): Define.
2974 (TARGET_ASM_DESTRUCTOR): Likewise.
2975 (vxworks_asm_out_constructor): Declare.
2976 (vxworks_asm_out_destructor): Likewise.
2978 * c-common.c (get_priority): Check that we have not just an
2979 INTEGER_CST, but an integer constant with integeral type.
2981 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2983 PR tree-optimization/30938
2984 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2985 use &dt[nargs-1] instead of &dt[nargs] in the call to
2986 vect_is_simple_use().
2988 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2990 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2991 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2992 Do not attempt to handle MEM inside auto-inc expressions.
2993 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2994 of a register modified by an auto-inc expression. However, do handle
2995 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2996 (elimination_effects): Prohibit elimination of a register modified
2997 by an auto-inc expression. Disable register elimination rules whose
2998 target register is modified by an auto-inc expression with variable
3001 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3003 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3005 (array_at_struct_end_p): New function.
3006 (idx_infer_loop_bounds): Use it.
3007 (estimate_numbers_of_iterations_loop): Export.
3008 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3009 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3010 (tree_estimate_probability): Call record_loop_exits.
3011 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3012 (estimated_loop_iterations, estimated_loop_iterations_int,
3013 estimated_loop_iterations_tree): New functions.
3014 (analyze_siv_subscript_cst_affine,
3015 compute_overlap_steps_for_affine_1_2,
3016 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3017 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3018 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3019 (PRED_LOOP_ITERATIONS_GUESSED): New.
3020 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3021 * cfgloop.h (estimate_numbers_of_iterations_loop,
3022 estimated_loop_iterations_int): Declare.
3024 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3026 * doc/extend.texi: Document optional priority argument to
3027 constructors and destructors.
3028 * tree.c (init_priority_for_decl): Adjust GTY markers.
3029 (init_ttree): Use priority-info hash functions for
3030 init_priority_for_decl.
3031 (tree_map_eq): Rename to ...
3032 (tree_map_base_eq): ... this.
3033 (tree_map_marked_p): Rename to ...
3034 (tree_map_base_marked_p): ... this.
3035 (tree_map_base_hash): New function.
3036 (decl_init_priority_lookup): Rework.
3037 (decl_fini_priority_lookup): New function.
3038 (decl_priority_info): New function.
3039 (decl_init_priority_insert): Use it.
3040 (decl_fini_priority_insert): Likewise.
3041 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3043 (decl_restrict_base_insert): Likewise.
3044 (decl_debug_expr_insert): Likewise.
3045 (decl_value_expr_lookup): Likewise.
3046 (decl_value_expr_insert): Likewise.
3047 * tree.h (priority_type): New type.
3048 (decl_init_priority_lookup): Use priority_type.
3049 (decl_fini_priority_lookup): New function.
3050 (decl_init_priority_insert): Use priority_type.
3051 (decl_fini_priority_insert): New function.
3052 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3053 (DECL_INIT_PRIORITY): Likewise.
3054 (SET_DECL_INIT_PRIORITY): Add comment.
3055 (DECL_FINI_PRIORITY): New macro.
3056 (SET_DECL_FINI_PRIORITY): Likewise.
3057 (DEFAULT_INIT_PRIORITY): Document.
3058 (MAX_INIT_PRIORITY): Likewise.
3059 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3060 (tree_map_base): New type.
3061 (tree_map_base_eq): New function.
3062 (tree_map_base_hash): Likewise.
3063 (tree_map_base_marked_p): Likewise.
3064 (tree_map): Inherit from tree_map_base.
3065 (tree_map_eq): Make it a macro.
3066 (tree_map_marked_p): Likewise.
3067 (tree_int_map): Inherit from tree_map_base.
3068 (tree_int_map_eq): Make it a macro.
3069 (tree_int_map_hash): Likewise.
3070 (tree_int_map_marked_p): Likewise.
3071 (tree_priority_map): New type.
3072 (tree_priority_map_eq): New macro.
3073 (tree_priority_map_hash): Likewise.
3074 (tree_priority_map_marked_p): Likewise.
3075 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3077 (emutls_common_1): Likewise.
3078 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3079 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3080 of tree_map hierarchy.
3081 * tree-cfg.c (move_stmt_r): Likewise.
3082 (new_label_mapper): Likewise.
3083 * c-tree.h (c_expand_body): Move to ...
3084 * c-common.h (c_expand_body): ... here.
3085 * c-decl.c (c_expand_body): Move to ...
3086 * c-common.c (c_expand_body): ... here.
3087 (c_common_attribute_table): Allow 1 argument for the constructor
3088 and destructor attributes.
3089 (get_priority): New function.
3090 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3091 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3093 2007-02-24 Jan Hubicka <jh@suse.cz>
3096 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3098 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3099 Jan Hubicka <jh@suse.cz>
3102 * i386.c (counter_mode): New function.
3103 (expand_set_or_movmem_via_loop): Use it.
3104 (expand_movmem_epilogue): Likewise; fix pasto.
3105 (ix86_expand_movmem): Do emit guard even for constant counts.
3106 (ix86_expand_setmem): Likewise.
3108 2007-02-25 Nick Clifton <nickc@redhat.com>
3110 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3111 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3113 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3117 count argument with 0x10, not with 0x16.
3118 (expand_setmem_epilogue): Ditto.
3120 2007-02-24 Mike Stump <mrs@apple.com>
3122 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3125 2007-02-24 Richard Guenther <rguenther@suse.de>
3128 * fold-const.c (fold_binary): Fold x +- CST op x for
3129 EQ_EXPR and NE_EXPR.
3131 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3133 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3135 2007-02-24 Jan Hubicka <jh@suse.cz>
3137 * cgraphunit.c (decide_is_function_needed): Honor
3138 -fkeep-inline-functions.
3140 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * builtins.c (fold_builtin_modf): New.
3143 (fold_builtin_2): Use it.
3145 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3147 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3148 (determine_max_iter): Take additional LOOP arg; all callers changed.
3149 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3150 one using simplifications.
3151 (simplify_using_initial_values): Return if the expression becomes
3152 invalid due to altered regs.
3154 2007-02-23 DJ Delorie <dj@redhat.com>
3156 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3158 2007-02-23 Mike Stump <mrs@apple.com>
3160 * tlink.c (scan_linker_output): Parse linker messages from
3161 darwin9's linker better.
3163 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3166 * varpool.c (varpool_assemble_pending_decls): Set
3167 varpool_last_needed_node to null.
3169 2007-02-23 DJ Delorie <dj@redhat.com>
3171 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3172 alignment bigger than the object file can handle.
3174 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3178 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3179 (*movsf_1): Penalize MMX moves.
3181 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3183 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3184 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3186 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3188 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3191 (fold_builtin_1): Use them.
3192 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3193 BUILT_IN_SIGNIFICAND.
3195 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3197 * config/i386/i386.c (bdesc_1arg): Initialize
3198 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3199 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3200 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3201 and IX86_BUILTIN_MOVSLDUP.
3203 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3205 PR rtl-optimization/30841
3206 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3208 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3210 * builtins.c (fold_builtin_frexp): New.
3211 (fold_builtin_2): Use it.
3213 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3215 * doc/invoke.texi (Spec Files): Document getenv spec function.
3217 * gcc.c (getenv_spec_function): New function.
3218 (static_spec_functions): Add it.
3219 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3220 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3223 2007-02-22 Michael Matz <matz@suse.de
3226 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3227 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3229 2007-02-22 Ian Lance Taylor <iant@google.com>
3232 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3233 (mem_loc_descriptor): Call it.
3235 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3236 Ira Rosen <irar@il.ibm.com>
3238 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3240 2007-02-22 Ira Rosen <irar@il.ibm.com>
3242 PR tree-optimization/30843
3243 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3244 stores only after all the group is vectorized.
3246 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3248 PR tree-optimization/30858
3249 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3250 in the reduction cycle have a single use in the loop.
3251 * tree-vectorizer.h (relevant): Add documentation.
3253 2007-02-20 Mike Stump <mrs@apple.com>
3255 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3256 * configure: Regenerate.
3258 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3260 Change the defaults of some parameters and options.
3261 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3262 * config/spu/spu.c (spu_optimization_options): Add.
3263 (spu_override_options): Change params in spu_optimization_options.
3264 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3266 Register 127 is only 16 byte aligned when used as a frame pointer.
3267 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3268 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3269 HARD_FRAME_POINTER_REGNUM.
3270 (spu_legitimate_address): Use regno_aligned_for_reload.
3271 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3272 aligned when frame_pointer_needed is true.
3273 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3275 * config/spu/spu.h (INIT_EXPANDERS): Define.
3277 Make sure shift and rotate instructions have valid immediate operands.
3278 * config/spu/predicates.md (spu_shift_operand): Remove.
3279 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3280 * config/spu/constraints.md (W, O): Extend range.
3281 * config/spu/spu.md (umask, nmask): Define.
3282 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3283 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3284 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3285 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3286 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3287 (lshr<mode>3_reg): Fix rtl description.
3289 Make sure mulhisi immediate operands are valid.
3290 * config/spu/predicates.md (imm_K_operand): Add.
3291 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3293 Generate constants using fsmbi and andi.
3294 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3295 (print_operand, spu_split_immediate, classify_immediate,
3296 fsmbi_const_p): Handle IC_FSMBI2.
3298 Correctly handle a CONST_VECTOR containing symbols.
3299 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3300 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3301 (immediate_load_p): Allow symbols that use 2 instructions to create.
3302 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3303 with symbols when flag_pic is set.
3304 (const_vector_immediate_p): New.
3305 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3306 accept a CONST_VECTOR with symbols.
3307 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3308 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3310 * config/spu/spu.md (high, low): Delete.
3311 (low_<mode>): Define.
3313 Remove INTRmode and INTR_REGNUM, which didn't work.
3314 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3316 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3317 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3318 peephole2 pattern): Don't use INTR or 131.
3319 (movintrcc): Delete.
3320 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3321 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3322 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3323 (UNSPEC_SET_INTR): Add.
3324 * config/spu/spu-modes.def (INTR): Remove.
3326 More accurate warnings about run-time relocations.
3327 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3329 Correctly warn about immediate arguments to specific intrinsics.
3330 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3331 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3332 the instruction predicate.
3334 Fix tree check errors with latest update.
3335 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3337 (spu_expand_builtin): Use CALL_EXPR_FN.
3339 Add missing specific intrinsics.
3340 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3342 * config/spu/spu_internals.h: Ditto.
3344 Fix incorrect operand modifiers.
3345 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3346 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3348 Optimize one case of zero_extend of a vec_select.
3349 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3351 Accept any immediate for hbr.
3352 * config/spu/spu.md (hbr): Change s constraints to i.
3354 2007-02-21 Paul Brook <paul@codesourcery.com>
3356 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3357 condexec_count when skipping USE and CLOBBER.
3359 2007-02-21 Nick Clifton <nickc@redhat.com>
3361 * common.opt (Warray-bounds): Add Warning attribute.
3362 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3364 (fsized-zeroes): Add Optimization attribute.
3365 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3366 * c.opt (Wc++0x-compat): Add Warning attribute.
3368 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3371 * reload1.c (eliminate_regs_in_insn): In the single_set special
3372 case, attempt to re-recognize the insn before falling back to
3373 having reload fix it up.
3375 2007-02-20 Eric Christopher <echristo@gmail.com>
3377 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3378 Rewrite accordingly.
3379 (frv_read_iacc_argument): Ditto.
3380 (frv_expand_set_builtin): Take a call instead of arglist, update for
3382 (frv_expand_unop_builtin): Ditto.
3383 (frv_expand_binop_builtin): Ditto.
3384 (frv_expand_cut_builtin): Ditto.
3385 (frv_expand_binopimm_builtin): Ditto.
3386 (frv_expand_voidbinop_builtin): Ditto.
3387 (frv_expand_int_void2arg): Ditto.
3388 (frv_expand_prefetches): Ditto.
3389 (frv_expand_voidtriop_builtin): Ditto.
3390 (frv_expand_voidaccop_builtin): Ditto.
3391 (frv_expand_load_builtin): Ditto.
3392 (frv_expand_store_builtin): Ditto.
3393 (frv_expand_mdpackh_builtin): Ditto.
3394 (frv_expand_mclracc_builtin): Ditto.
3395 (frv_expand_mrdacc_builtin): Ditto.
3396 (frv_expand_mwtacc_builtin): Ditto.
3397 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3400 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3402 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3403 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3405 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3407 * configure: Regenerate.
3408 * config.in: Regenerate.
3409 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3410 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3411 masks to power6 and power6x and to POWERPC_MASKS.
3412 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3414 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3415 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3416 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3417 Access PROTOTYPE as variable, not mask.
3419 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3421 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3422 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3423 * combine.c (adjust_for_new_dest): Use it.
3424 * postreload.c (reload_combine): Likewise.
3426 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3428 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3429 notes on an insn with multiple sets, even if single_set returns
3430 non-NULL for that insn.
3432 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3437 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3439 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3440 if user didn't pass it.
3441 * config/i386/darwin.h (CC1_SPEC): Likewise.
3442 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3443 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3444 -mmacosx-version-min.
3446 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 Uros Bizjak <ubizjak@gmail.com>
3449 * optabs.h (enum optab_index): Add new OTI_scalb.
3450 (scalb_optab): Define corresponding macro.
3451 * optabs.c (init_optabs): Initialize scalb_optab.
3452 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3454 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3455 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3456 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3457 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3458 flag_unsafe_math_optimizations is set.
3460 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3461 to implement scalbf, scalb and scalbl built-ins as inline x87
3464 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3465 DJ Delorie <dj@redhat.com>
3468 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3469 (diagnostic_report_diagnostic): ... here, and turn them into real
3470 errors. If warnings are inhibited, no need to do anything.
3472 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3475 better code generation.
3477 2007-02-20 Ben Elliston <bje@au.ibm.com>
3479 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3481 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3483 * config/alpha/alpha.c, config/alpha/alpha.md,
3484 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3485 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3486 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3487 config/arm/lib1funcs.asm: Follow spelling conventions.
3489 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3490 config/fr30/fr30.md, config/i386/i386.h,
3491 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3492 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3493 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3494 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3495 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3496 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3497 config/sparc/sparc.c, config/sparc/sparc.h,
3498 config/sparc/sparc.md, config/spu/constraints.md,
3499 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3502 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3505 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3508 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3510 * doc/invoke.texi (-ftree-lrs): Remove.
3512 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3514 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3517 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3519 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3520 new CALL_EXPR_FN macro for retrieving the function
3521 declaration of the input expression.
3523 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3525 * c.opt (Waddress): New.
3526 * common.opt (Walways-true): Delete.
3527 (Wstring-literal-comparison): Delete.
3528 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3529 -Wstring-literal-comparison. Add -Waddress.
3531 (Walways-true): Delete.
3532 (Wstring-literal-comparison): Delete.
3533 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3534 consistently instead of -Walways-true in example.
3535 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3536 * c-typeck.c (parser_build_binary_op): Replace
3537 -Wstring-literal-comparison and -Walways-true with -Waddress.
3538 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3541 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3543 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3544 without DECL_STRUCT_FUNCTION initialized.
3546 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3548 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3549 due to calls to functions taking pointers as parameters.
3551 2007-02-19 Richard Henderson <rth@redhat.com>
3554 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3557 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3559 * config/s390/s390.c (s390_call_saved_register_used,
3560 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3561 accessed to the new scheme.
3563 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3565 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3566 (cris_print_index, cris_print_operand, cris_print_operand_address)
3567 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3568 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3569 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3571 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3572 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3573 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3574 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3575 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3576 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3577 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3578 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3579 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3580 (uminsi3, call, call_value): Ditto.
3581 (define_split: indir_to_reg_split, unnamed): Ditto.
3583 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3585 PR tree-optimization/30975
3586 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3589 2007-02-18 Eric Christopher <echristo@gmail.com>
3591 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3592 Remove use of arglist.
3593 (mips_expand_builtin): Remove use of arglist, pass in expr.
3594 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3595 (mips_expand_builtin_movtf): Ditto.
3596 (mips_expand_builtin_compare): Ditto.
3598 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3600 * tree-sra.c (sra_build_assignment): Replace assertion
3601 checking with a comment explaining why it can't be done.
3603 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3606 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3607 during CALL_EXPR representation conversion.
3608 * tree-ssa-propagate.c (set_rhs): Likewise.
3610 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3612 * tree-sra.c (sra_build_assignment): Disable assertion checking
3615 2007-02-18 Roger Sayle <roger@eyesopen.com>
3617 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3618 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3619 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3621 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3622 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3623 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3624 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3625 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3626 force_gimple_operand): Likewise.
3627 * ipa-cp.c (constant_val_insert): Likewise.
3628 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3629 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3630 perfect_nestify): Likewise.
3631 * langhooks.c (lhd_omp_assignment): Likewise.
3632 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3633 lower_copyprivate_clauses, lower_send_clauses,
3634 lower_send_shared_vars, expand_parallel_call,
3635 expand_omp_for_generic, expand_omp_for_static_nochunk,
3636 expand_omp_for_static_chunk, expand_omp_sections,
3637 lower_omp_single_copy, lower_omp_for_lastprivate,
3638 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3639 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3640 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3643 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3645 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3646 config/sh/sh.md: Follow spelling conventions.
3648 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3649 config/frv/predicates.md: Follow spelling conventions.
3651 * config/m68k/linux-unwind.h: Fix a comment typo.
3652 * target.h: Follow spelling conventions.
3654 2007-02-18 Roger Sayle <roger@eyesopen.com>
3656 PR rtl-optimization/28173
3657 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3658 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3659 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3660 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3661 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3663 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * builtins.c (fold_builtin_load_exponent): New.
3666 (fold_builtin_2): Use it.
3668 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3670 PR rtl-optimization/30773
3671 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3672 if we fail to attach a REG_EQUIV note.
3674 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3675 Roger Sayle <roger@eyesopen.com>
3677 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3679 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3681 * calls.c (initialize_argument_information): Pass original EXP
3682 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3683 code to split complex arguments here, as part of initializing the
3685 (expand_call): Remove code that builds a list of arguments and
3686 inserts implicit arguments into it. Instead, just count how many
3687 implicit arguments there will be so we can determine the size of
3688 the ARGS array, and let initialize_argument_information do the work.
3689 (split_complex_values): Delete unused function.
3691 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3693 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3695 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3697 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3698 for arg pointer based indexed addressing.
3700 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3702 * config/ia64/ia64.h, config/ia64/ia64.md,
3703 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3704 spelling conventions.
3706 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3708 * config/m68k/m68k.c (split_di): New.
3709 * config/m68k/m68k-protos.h: Declare split_di.
3710 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3711 Improve predicate handling and split constant shifts.
3713 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3715 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3716 parameter for register bitfield operations, general predicates
3719 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3721 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3722 * config/m68k/linux-unwind.h: New file.
3724 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3726 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3727 config/i386/athlon.md, config/ia64/ia64.md,
3728 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3729 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3730 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3731 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3732 tree-vect-transform.c: Fix comment typos.
3734 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3736 * sched-deps.c (find_insn_list): Remove.
3737 * sched-int.h: Remove the prototype for find_insn_list.
3739 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3741 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3743 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3744 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3745 darwin_rs6000_override_options.
3746 (C_COMMON_OVERRIDE_OPTIONS): Expect
3747 darwin_macosx_version_min to be non-NULL always.
3748 (TARGET_C99_FUNCTIONS): Likewise.
3749 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3750 (DARWIN_MINVERSION_SPEC): New.
3751 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3752 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3754 (DARWIN_MINVERSION_SPEC): New.
3755 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3757 * config/darwin-c.c (darwin_cpp_builtins): Expect
3758 darwin_macosx_version_min to be non-NULL always.
3760 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3762 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.h (x86_use_xchgb): New.
3765 (TARGET_USE_XCHGB): New macro.
3766 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3767 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3768 Split after reload into bswaphi for shifts of 8.
3769 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3770 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3771 or when optimizing for size.
3773 2007-02-16 Richard Guenther <rguenther@suse.de>
3774 Christian Bruel <christian.bruel@st.com>
3776 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3777 DECLs but prefer SSA_NAMEs over DECLs.
3779 2007-02-16 Richard Guenther <rguenther@suse.de>
3781 * tree-flow-inline.h (single_imm_use_p): Remove.
3782 (zero_imm_uses_p): Likewise.
3783 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3784 instead of single_imm_use_p.
3785 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3788 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3791 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3792 nested double- and backquotes.
3794 2007-02-15 Roger Sayle <roger@eyesopen.com>
3797 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3798 should be unreachable.
3799 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3800 For the time being redirect GIMPLE_MODIFY_STMT to the new
3801 (renamed) build_gimple_modify_stmt_stat.
3802 (build2_gimple_stat): Rename to...
3803 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3804 Always build a GIMPLE_MODIFY_STMT node.
3805 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3806 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3809 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3810 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3811 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3812 expand_complex_div_wide): Likewise.
3813 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3814 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3815 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3816 * tree-ssa-loop-manip.c (create_iv): Likewise.
3817 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3818 abs_replacement): Likewise.
3819 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3820 realify_fake_stores): Likewise.
3822 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3823 node rather than a GIMPLE_MODIFY_STMT node.
3824 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3825 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3827 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3828 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3831 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3834 * fold-const.c (fold_comparison): Add back the
3835 folding of constant complex comparisions.
3837 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3840 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3841 effects unknown to this function, return early.
3843 2007-02-15 Ian Lance Taylor <iant@google.com>
3845 * lower-subreg.c (move_eh_region_note): New static function.
3846 (resolve_simple_move): Call it.
3847 (decompose_multiword_subregs): Track blocks for which we resolve a
3848 simple move which is also a control flow insn. Pass them to
3849 find_many_sub_basic_blocks.
3850 (pass_lower_subreg): Add TODO_verify_flow.
3851 (pass_lower_subreg2): Likewise.
3853 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3854 Brooks Moses <brooks.moses@codesourcery.com>
3855 Lee Millward <lee.millward@codesourcery.com>
3857 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3858 (VL_EXP_CLASS_P): New.
3859 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3861 (TREE_OPERAND_CHECK_CODE): Likewise.
3862 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3863 (TREE_RTL_OPERAND_CHECK): Likewise.
3864 (tree_operand_check_failed): Make second parameter the whole tree
3865 instead of its code. Fixed callers.
3866 (VL_EXP_CHECK): New.
3867 (TREE_OPERAND_LENGTH): New.
3868 (VL_EXP_OPERAND_LENGTH): New.
3869 (CALL_EXPR_FN): New.
3870 (CALL_EXPR_STATIC_CHAIN): New.
3871 (CALL_EXPR_ARGS): New.
3872 (CALL_EXPR_ARG): New.
3873 (call_expr_nargs): New.
3874 (CALL_EXPR_ARGP): New.
3875 (build_nt_call_list): Declare.
3876 (build_vl_exp_stat): Declare.
3877 (build_vl_exp): New.
3878 (build_call_list): Declare.
3879 (build_call_nary): Declare.
3880 (build_call_valist): Declare.
3881 (build_call_array): Declare.
3882 (call_expr_arg): Declare.
3883 (call_expr_argp): Declare.
3884 (call_expr_arglist): Declare.
3885 (fold_build_call_list): Declare.
3886 (fold_build_call_list_initializer): Declare.
3887 (fold_call_expr): Declare to replace fold_builtin.
3888 (fold_builtin_fputs): Update to agree with modified definition.
3889 (fold_builtin_strcpy): Likewise.
3890 (fold_builtin_strncpy): Likewise.
3891 (fold_builtin_memory_chk): Likewise.
3892 (fold_builtin_stxcpy_chk): Likewise.
3893 (fold_builtin_strncpy_chk): Likewise.
3894 (fold_builtin_next_arg): Likewise.
3895 (fold_build_call_expr): Declare.
3896 (fold_builtin_call_list): Declare.
3897 (fold_builtin_call_valist): Declare.
3898 (build_call_expr): Declare.
3899 (validate_arglist): Update to agree with modified definition.
3900 (tree_operand_length): New.
3901 (call_expr_arg_iterator): New.
3902 (init_call_expr_arg_iterator): New.
3903 (next_call_expr_arg): New.
3904 (first_call_expr_arg): New.
3905 (more_call_expr_args_p): New.
3906 (FOR_EACH_CALL_EXPR_ARG): New.
3908 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3909 and tcc_gimple_stmt.
3910 (tree_code_size): Update documentation. Use sizeof (tree) rather
3911 than sizeof (char *).
3912 (tree_size): Likewise. Add case for tcc_vl_exp.
3913 (tree_node_structure): Add case for tcc_vl_exp.
3914 (contains_placeholder_p): Likewise.
3915 (substitute_in_expr): Likewise.
3916 (substitute_placeholder_in_expr): Likewise.
3917 (stabilize_reference_1): Likewise.
3918 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3919 to diagnose breakage of this interface for constructing CALL_EXPRs.
3920 (build_nt): Add similar assertion here.
3921 (build_nt_call_list): New.
3922 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3923 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3925 (get_callee_fndecl): Use new CALL_EXPR accessors.
3926 (tree_operand_check_failed): Change parameters to pass entire node
3927 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3928 (process_call_operands): New.
3929 (build_vl_exp_stat): New.
3930 (build_call_list): New.
3931 (build_call_nary): New.
3932 (build_call_valist): New.
3933 (build_call_array): New.
3934 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3935 (call_expr_arglist): New.
3937 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3938 tcc_vl_exp instead of a fixed-size tcc_expression.
3940 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3941 accessors for CALL_EXPRs.
3942 (AGGR_INIT_EXPR): Likewise.
3944 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3945 Brooks Moses <brooks.moses@codesourcery.com>
3946 Lee Millward <lee.millward@codesourcery.com>
3948 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3949 (expand_builtin_nonlocal_goto): Change parameter to be entire
3950 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3951 (expand_builtin_prefetch): Likewise.
3952 (expand_builtin_classify_type): Likewise.
3953 (mathfn_built_in): Return NULL_TREE instead of 0.
3954 (expand_errno_check): Use new CALL_EXPR accessors.
3955 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3956 Return NULL_RTX instead of 0.
3957 (expand_builtin_mathfn_2): Likewise.
3958 (expand_builtin_mathfn_3): Likewise.
3959 (expand_builtin_interclass_mathfn): Likewise.
3960 (expand_builtin_sincos): Likewise.
3961 (expand_builtin_cexpi): Likewise.
3962 (expand_builtin_int_roundingfn): Likewise.
3963 (expand_builtin_int_roundingfn_2): Likewise.
3964 (expand_builtin_pow): Likewise.
3965 (expand_builtin_powi): Likewise.
3966 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3967 of arglist, fixing callers appropriately. Use new CALL_EXPR
3968 accessors and constructors. Return NULL_RTX instead of 0.
3969 (expand_builtin_strstr): Likewise.
3970 (expand_builtin_strchr): Likewise.
3971 (expand_builtin_strrchr): Likewise.
3972 (expand_builtin_strpbrk): Likewise.
3973 (expand_builtin_memcpy): Likewise.
3974 (expand_builtin_mempcpy): Likewise.
3975 (expand_builtin_mempcpy_args): New.
3976 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3977 (expand_builtin_memmove_args): New.
3978 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3979 (expand_movstr): Likewise.
3980 (expand_builtin_strcpy): Likewise.
3981 (expand_builtin_strcpy_args): New.
3982 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3983 (expand_builtin_strncpy): Likewise.
3984 (expand_builtin_memset): Likewise.
3985 (expand_builtin_memset_args): New.
3986 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3987 (expand_builtin_memcmp): Likewise.
3988 (expand_builtin_strcmp): Likewise.
3989 (expand_builtin_strncmp): Likewise.
3990 (expand_builtin_strcat): Likewise.
3991 (expand_builtin_strncat): Likewise.
3992 (expand_builtin_strspn): Likewise.
3993 (expand_builtin_strcspn): Likewise.
3994 (expand_builtin_args_info): Likewise.
3995 (expand_builtin_va_start): Likewise.
3996 (gimplify_va_arg_expr): Likewise.
3997 (expand_builtin_va_end): Likewise.
3998 (expand_builtin_va_copy): Likewise.
3999 (expand_builtin_frame_address): Likewise.
4000 (expand_builtin_alloca): Likewise.
4001 (expand_builtin_bswap): Likewise.
4002 (expand_builtin_unop): Likewise.
4003 (expand_builtin_fputs): Likewise.
4004 (expand_builtin_expect): Likewise.
4005 (expand_builtin_fabs): Likewise.
4006 (expand_builtin_copysign): Likewise.
4007 (expand_builtin_printf): Likewise.
4008 (expand_builtin_fprintf): Likewise.
4009 (expand_builtin_sprintf): Likewise.
4010 (expand_builtin_init_trampoline): Likewise.
4011 (expand_builtin_signbit): Likewise.
4012 (expand_builtin_fork_or_exec): Likewise.
4013 (expand_builtin_sync_operation): Likewise.
4014 (expand_builtin_compare_and_swap): Likewise.
4015 (expand_builtin_lock_test_and_set): Likewise.
4016 (expand_builtin_lock_release): Likewise.
4017 (expand_builtin): Likewise.
4018 (builtin_mathfn_code): Likewise.
4020 (fold_builtin_constant_p): Pass call arguments individually instead
4021 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4022 accessors and constructors. Return NULL_TREE instead of 0.
4023 (fold_builtin_expect): Likewise.
4024 (fold_builtin_classify_type): Likewise.
4025 (fold_builtin_strlen): Likewise.
4026 (fold_builtin_nan): Likewise.
4027 (integer_valued_real_p): Likewise.
4028 (fold_trunc_transparent_mathfn): Likewise.
4029 (fold_fixed_mathfn): Likewise.
4030 (fold_builtin_cabs): Likewise.
4031 (fold_builtin_sqrt): Likewise.
4032 (fold_builtin_cbrt): Likewise.
4033 (fold_builtin_cos): Likewise.
4034 (fold_builtin_cosh): Likewise.
4035 (fold_builtin_tan): Likewise.
4036 (fold_builtin_sincos): Likewise.
4037 (fold_builtin_cexp): Likewise.
4038 (fold_builtin_trunc): Likewise.
4039 (fold_builtin_floor): Likewise.
4040 (fold_builtin_ceil): Likewise.
4041 (fold_builtin_round): Likewise.
4042 (fold_builtin_int_roundingfn): Likewise.
4043 (fold_builtin_bitop): Likewise.
4044 (fold_builtin_bswap): Likewise.
4045 (fold_builtin_logarithm): Likewise.
4046 (fold_builtin_hypot): Likewise.
4047 (fold_builtin_pow): Likewise.
4048 (fold_builtin_powi): Likewise.
4049 (fold_builtin_exponent): Likewise.
4050 (fold_builtin_memset): Likewise.
4051 (fold_builtin_bzero): Likewise.
4052 (fold_builtin_memory_op): Likewise.
4053 (fold_builtin_bcopy): Deleted; call site changed to invoke
4054 fold_builtin_memory_op directly.
4055 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4056 (fold_builtin_strncpy): Likewise.
4057 (fold_builtin_memcmp): Likewise.
4058 (fold_builtin_strcmp): Likewise.
4059 (fold_builtin_strncmp): Likewise.
4060 (fold_builtin_signbit): Likewise.
4061 (fold_builtin_copysign): Likewise.
4062 (fold_builtin_isascii): Likewise.
4063 (fold_builtin_toascii): Likewise.
4064 (fold_builtin_isdigit): Likewise.
4065 (fold_builtin_fabs): Likewise.
4066 (fold_builtin_abs): Likewise.
4067 (fold_builtin_fmin_fmax): Likewise.
4068 (fold_builtin_carg): Likewise.
4069 (fold_builtin_classify): Likewise.
4070 (fold_builtin_unordered_cmp): Likewise.
4072 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4073 New functions split out from fold_builtin_1.
4074 (fold_builtin_n): New.
4075 (fold_builtin_varargs): New.
4076 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4078 (fold_call_expr): New.
4079 (build_function_call_expr): Rewrite to use new helper function.
4080 (fold_builtin_call_list): New.
4081 (build_call_expr): New.
4082 (fold_builtin_call_valist): New.
4083 (rewrite_call_expr): New.
4084 (validate_arg): New.
4085 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4086 of an arglist. Change return type to bool. Use new CALL_EXPR
4089 (fold_builtin_strstr): Pass call arguments individually instead
4090 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4091 accessors and constructors. Return NULL_TREE instead of 0.
4092 (fold_builtin_strchr): Likewise.
4093 (fold_builtin_strrchr): Likewise.
4094 (fold_builtin_strpbrk): Likewise.
4095 (fold_builtin_strcat): Likewise.
4096 (fold_builtin_strncat): Likewise.
4097 (fold_builtin_strspn): Likewise.
4098 (fold_builtin_strcspn): Likewise.
4099 (fold_builtin_fputs): Likewise.
4100 (fold_builtin_next_arg): Likewise.
4101 (fold_builtin_sprintf): Likewise.
4103 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4104 NULL_RTX instead of 0.
4105 (expand_builtin_memory_chk): Likewise.
4106 (maybe_emit_chk_warning): Likewise.
4107 (maybe_emit_sprintf_chk_warning): Likewise.
4109 (fold_builtin_object_size): Pass call arguments individually instead
4110 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4111 accessors and constructors. Return NULL_TREE instead of 0.
4112 (fold_builtin_memory_chk): Likewise.
4113 (fold_builtin_stxcpy_chk): Likewise.
4114 (fold_builtin_strncpy_chk): Likewise.
4115 (fold_builtin_strcat_chk): Likewise.
4116 (fold_builtin_strcat_chk): Likewise.
4117 (fold_builtin_strncat_chk): Likewise.
4118 (fold_builtin_sprintf_chk): Likewise.
4119 (fold_builtin_snprintf_chk): Likewise.
4120 (fold_builtin_printf): Likewise.
4121 (fold_builtin_vprintf): Likewise.
4123 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4125 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4126 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4127 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4128 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4129 (fold_unary): Likewise.
4130 (fold_binary): Likewise.
4131 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4132 ternary expressions.
4133 (fold): Add logic for tcc_vl_exp.
4134 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4136 (fold_build3_stat): Add assertion to flag broken interface for
4137 constructing CALL_EXPRs.
4138 (fold_build_call_list): New.
4139 (fold_build_call_list_initializer): New.
4140 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4142 (fold_strip_sign_ops): Likewise.
4144 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4145 Brooks Moses <brooks.moses@codesourcery.com>
4146 Lee Millward <lee.millward@codesourcery.com>
4148 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4149 accessors and dump arguments explicitly.
4151 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4153 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4155 (print_call_name): Use new CALL_EXPR accessors.
4157 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4158 CALL_EXPR arguments explicitly instead of as a list. Use
4159 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4161 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4162 (vrp_visit_stmt): Likewise.
4164 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4165 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4167 (force_move_till_expr): Likewise.
4169 * targhooks.c (default_external_stack_protect_fail): Use
4170 build_call_expr instead of build_function_call_expr.
4171 (default_hidden_stack_protect_fail): Likewise.
4173 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4176 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4177 and walk arguments explicitly.
4179 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4180 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4181 (expand_simple_operations): Likewise.
4182 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4184 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4185 of TREE_CODE_LENGTH.
4186 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4188 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4189 instead of TREE_CODE_LENGTH.
4191 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4192 (tree_ic_transform): Likewise.
4193 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4194 parameter instead of arglist. Fix callers.
4195 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4196 (tree_stringops_transform): Likewise.
4197 (tree_indirect_call_to_profile): Likewise.
4198 (tree_stringops_values_to_profile): Likewise.
4200 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4201 (eliminate_tail_call): Likewise.
4203 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4205 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4206 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4208 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4210 * omp-low.c (build_omp_barrier): Use build_call_expr.
4211 (lower_rec_input_clauses): Likewise.
4212 (lower_reduction_clauses): Likewise.
4213 (expand_parallel_call): Likewise.
4214 (maybe_catch_exception): Likewise.
4215 (expand_omp_for_generic): Likewise.
4216 (expand_omp_for_static_nochunk): Likewise.
4217 (expand_omp_sections): Likewise.
4218 (lower_omp_single_simple): Likewise.
4219 (lower_omp_single_copy): Likewise.
4220 (lower_omp_master): Likewise.
4221 (lower_omp_ordered): Likewise.
4222 (lower_omp_critical): Likewise.
4224 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4225 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4227 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4228 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4229 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4231 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4232 and generalize to handle any number of operands.
4233 (chrec_contains_undetermined): Likewise.
4234 (tree_contains_chrecs): Likewise.
4235 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4237 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4239 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4240 fold_call_expr instead of fold_builtin.
4241 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4242 match declarations there.
4243 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4246 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4249 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4250 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4252 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4255 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4256 (execute_cse_sincos): Use new CALL_EXPR accessors.
4258 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4260 * gimple-low.c (lower_function_body): Use build_call_expr.
4261 (lower_builtin_setjmp): Likewise.
4263 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4264 (set_storage_via_libcall): Likewise.
4265 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4266 instead of TREE_CODE_LENGTH.
4267 (expand_expr_real_1): Use new CALL_EXPR accessors.
4269 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4270 generalize to handle any number of operands.
4271 (TB_parent_eq): Likewise.
4273 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4274 (strip_builtin_expect): Likewise.
4276 * function.c (gimplify_parameters): Use build_call_expr.
4278 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4279 instead of TREE_CODE_LENGTH.
4281 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4282 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4284 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4287 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4288 (gimplify_decl_expr): Likewise.
4289 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4290 Use new CALL_EXPR iterators.
4291 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4292 (gimplify_modify_expr_to_memset): Likewise.
4293 (gimplify_variable_sized_compare): Likewise.
4294 (gimplify_omp_atomic_fetch_op): Likewise.
4295 (gimplify_omp_atomic_pipeline): Likewise.
4296 (gimplify_omp_atomic_mutex): Likewise.
4297 (gimplify_function_tree): Likewise.
4299 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4300 (call_expr_flags): Likewise.
4301 (expand_call): Likewise.
4303 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4304 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4307 * coverage.c (create_coverage): Use build_call_expr.
4309 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4310 (temp_call_expr_obstack): New.
4311 (pool_copy_list): Delete.
4312 (temp_copy_call_expr): New.
4313 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4314 CALL_EXPR accessors. Get rid of special goo for copying argument
4315 lists and use temp_copy_call_expr instead.
4316 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4317 CALL_EXPR accessors.
4318 (create_expression_by_pieces): Likewise. Use build_call_array
4319 to construct the result instead of fold_build3.
4320 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4321 dealing with argument lists.
4322 (init_pre): Remove references to expression_node_pool and
4323 list_node_pool. Init temp_call_expr_obstack instead.
4324 (fini_pre): Remove references to expression_node_pool and
4327 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4328 and walk arguments explicitly instead of as a list.
4330 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4331 (mx_register_decls): Likewise.
4332 (mudflap_register_call): Likewise.
4333 (mudflap_finish_file): Likewise.
4335 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4336 (ipa_callsite_compute_param): Likewise.
4338 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4339 accessors and constructor.
4341 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4342 accessors and constructor.
4343 (convert_tramp_reference): Likewise.
4344 (convert_call_expr): Likewise.
4345 (finalize_nesting_tree_1): Likewise.
4347 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4350 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4352 * tree-inline.c (initialize_inlined_parameters): Pass entire
4353 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4355 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4356 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4358 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4360 (vectorizable_reduction): Likewise.
4361 (vectorizable_call): Use new CALL_EXPR iterators.
4362 (vectorizable_conversion): Use build_call_expr.
4363 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4364 (vect_gen_widened_results_half): Use build_call_expr.
4365 (vect_setup_realignment): Likewise.
4366 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4368 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4369 (pass_through_call): Likewise.
4370 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4373 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4374 (tree_gen_pow2_profiler): Likewise.
4375 (tree_gen_one_value_profiler): Likewise.
4376 (tree_gen_ic_func_profiler): Likewise.
4377 (tree_gen_average_profiler): Likewise.
4378 (tree_gen_ior_profiler): Likewise.
4380 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4381 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4382 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4384 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4385 of TREE_CODE_LENGTH.
4387 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4388 of TREE_CODE_LENGTH.
4390 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4392 (convert_to_integer): Likewise.
4394 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4397 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4398 Brooks Moses <brooks.moses@codesourcery.com>
4399 Lee Millward <lee.millward@codesourcery.com>
4401 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4403 * config/frv/frv.c (frv_expand_builtin): Likewise.
4404 * config/s390/s390.c (s390_expand_builtin): Likewise.
4406 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4407 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4409 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4410 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4411 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4412 (ix86_expand_store_builtin): Likewise.
4413 (ix86_expand_unop_builtin): Likewise.
4414 (ix86_expand_unop1_builtin): Likewise.
4415 (ix86_expand_sse_compare): Likewise.
4416 (ix86_expand_sse_comi): Likewise.
4417 (ix86_expand_vec_init_builtin): Likewise.
4418 (ix86_expand_vec_ext_builtin): Likewise.
4419 (ix86_expand_vec_set_builtin): Likewise.
4420 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4422 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4423 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4425 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4426 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4427 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4429 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4431 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4432 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4433 arglist. Use new CALL_EXPR accessors. Fix callers.
4434 (altivec_expand_abs_builtin): Likewise.
4435 (rs6000_expand_binop_builtin): Likewise.
4436 (altivec_expand_predicate_builtin): Likewise.
4437 (altivec_expand_lv_builtin): Likewise.
4438 (spe_expand_stv_builtin): Likewise.
4439 (altivec_expand_stv_builtin): Likewise.
4440 (rs6000_expand_ternop_builtin): Likewise.
4441 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4442 (altivec_expand_st_builtin): Likewise.
4443 (altivec_expand_dst_builtin): Likewise.
4444 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4445 arglist. Use new CALL_EXPR accessors. Fix callers.
4446 (altivec_expand_vec_set_builtin): Likewise.
4447 (altivec_expand_vec_ext_builtin): Likewise.
4448 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4449 (spe_expand_builtin): Likewise.
4450 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4451 arglist. Use new CALL_EXPR accessors. Fix callers.
4452 (spe_expand_evsel_builtin): Likewise.
4453 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4454 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4456 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4457 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4458 (arm_expand_unop_builtin): Likewise.
4459 (arm_expand_builtin): Use new CALL_EXPR accessors.
4461 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4464 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4465 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4466 (bfin_expand_unop_builtin): Likewise.
4467 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4469 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4470 Brooks Moses <brooks.moses@codesourcery.com>
4471 Lee Millward <lee.millward@codesourcery.com>
4473 * c-semantics.c (build_stmt): Add internal diagnostic check.
4475 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4476 accessors. Print arguments explicitly instead of as a list.
4478 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4480 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4481 (c_finish_omp_flish): Likewise.
4483 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4484 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4485 instead of TREE_CODE_LENGTH.
4486 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4487 (c_warn_unused_result): Likewise.
4489 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4492 * doc/invoke.texi (Warning Options): Remove
4493 -Werror-implicit-function-declaration.
4494 (Wimplicit-function-declaration): Update description.
4495 * opts.c (common_handle_option): Move handling of -Werror=* to...
4496 (enable_warning_as_error): ...here.
4497 * opts.h (enable_warning_as_error): Declare.
4498 * c-decl.c (implicit_decl_warning): Unless
4499 -Wno-implicit-function-declaration is given, emit a pedwarn if
4500 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4501 * c.opt (Wimplicit-function-declaration): Replace
4502 mesg_implicit_function_declaration with
4503 warn_implicit_function_declaration.
4504 * c-opts.c (c_common_handle_option):
4505 -Werror-implicit-function-declaration is exactly equal as
4506 -Werror=implicit-function-declaration.
4507 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4508 warn_implicit_function_declaration.
4509 (c_common_post_options): -Wimplict-function-declaration is enabled
4510 by default by -std=c99, otherwise is disabled by default.
4511 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4513 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4515 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4516 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4517 former is ignored but not the latter.
4519 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4521 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4522 is made and the reference doesn't use the alias set of its type,
4523 do not create the temporary using that type.
4525 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4527 * jump.c: Remove prototypes for delete_computation and
4528 delete_prior_computation.
4530 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4532 * jump.c (get_label_after): Delete.
4533 (get_label_before, delete_computation, delete_jump,
4534 delete_prior_computation, follow_jumps): Move...
4535 * reorg.c (delete_computation, delete_prior_computation): ... here...
4536 (get_label_before, delete_jump): ... making these static ...
4537 (follow_jumps): ... and simplifying this since it only runs after
4539 * rtl.h (get_label_after, get_label_before, delete_jump,
4540 follow_jumps): Delete prototypes.
4542 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4544 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4546 2007-02-15 Nick Clifton <nickc@redhat.com>
4548 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4549 order to prevent it from being munged by the target.
4551 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4553 * config/i386/i386.md: Remove misleading comment.
4555 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4557 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4558 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4561 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4563 * tree-sra.c (instantiate_missing_elements): Canonicalize
4565 (sra_build_assignment): New.
4566 (generate_copy_inout, generate_element_copy,
4567 generate_element_zero, generate_one_element_init): Use it.
4569 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4571 * tree-sra.c (instantiate_missing_elements): Canonicalize
4573 (sra_build_assignment): New.
4574 (generate_copy_inout, generate_element_copy,
4575 generate_element_zero, generate_one_element_init): Use it.
4577 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4579 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4582 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4585 types as aggregates not scalars.
4586 * function.c (assign_stack_temp_for_type): Likewise.
4588 2007-02-14 Roger Sayle <roger@eyesopen.com>
4589 Zdenek Dvorak <dvorakz@suse.cz>
4591 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4594 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4596 * passes.c (next_pass_1): Clear the next field of the copied
4599 2007-02-14 Richard Henderson <rth@redhat.com>
4601 * tree-sra.c (early_sra): New.
4602 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4603 (tree_sra_early, pass_sra_early): New.
4604 * tree-pass.h (pass_sra_early): Declare.
4605 * passes.c (init_optimization_passes): Use it.
4607 2007-02-14 Richard Guenther <rguenther@suse.de>
4609 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4611 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4613 PR tree-optimization/30771
4614 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4616 (vect_analyze_operations): Induction phis can now be marked as
4618 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4619 Update documentation accordingly.
4621 2007-02-14 Nick Clifton <nickc@redhat.com>
4623 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4624 most 3 arguments are supported.
4625 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4627 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4629 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4630 Ensure dst->current is valid.
4632 2007-02-13 Paul Brook <paul@codesourcery.com>
4634 * config.gcc: Add arm*-*-uclinux-*eabi.
4635 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4636 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4637 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4638 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4639 (LINK_SPEC): Define.
4641 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4643 * config/arm/uclinux-eabi.h: New file.
4644 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4645 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4648 2007-02-13 Ian Lance Taylor <iant@google.com>
4650 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4651 * flags.h (warn_strict_overflow): Declare.
4652 (enum warn_strict_overflow_code): Define.
4653 (issue_strict_overflow_warning): New static inline function.
4654 * opts.c (warn_strict_overflow): New variable.
4655 (common_handle_option): Handle OPT_Wstrict_overflow and
4656 OPT_Wstrict_overflow_.
4657 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4659 * fold-const.c: Include intl.h.
4660 (fold_deferring_overflow_warnings): New static variable.
4661 (fold_deferred_overflow_warning): New static variable.
4662 (fold_deferred_overflow_code): New static variable.
4663 (fold_defer_overflow_warnings): New function.
4664 (fold_undefer_overflow_warnings): New function.
4665 (fold_undefer_and_ignore_overflow_warnings): New function.
4666 (fold_deferring_overflow_warnings_p): New function.
4667 (fold_overflow_warning): New static function.
4668 (make_range): Add strict_overflow_p parameter. Change all
4670 (extract_muldiv, extract_muldiv_1): Likewise.
4671 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4672 tree_expr_nonnegative_p.
4673 (fold_negate_expr): Call fold_overflow_warning.
4674 (fold_range_test): Likewise.
4675 (fold_comparison): Likewise.
4676 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4677 instead of tree_expr_nonnegative_p.
4678 (tree_expr_nonnegative_warnv_p): Rename from
4679 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4680 (tree_expr_nonnegative_p): New function.
4681 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4682 strict_overflow_p parameter.
4683 (tree_expr_nonzero_p): New function.
4684 * passes.c (verify_interpass_invariants): New static function.
4685 (execute_one_pass): Call it.
4686 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4688 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4689 (estimate_numbers_of_iterations): Likewise.
4690 (scev_probably_wraps_p): Likewise.
4691 * tree-ssa-ccp.c: Include "toplev.h".
4692 (evaluate_stmt): Defer fold overflow warnings until we know we are
4694 (struct fold_stmt_r_data): Add stmt field.
4695 (fold_stmt_r): Defer fold overflow warnings until we know we
4697 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4698 (fold_stmt_inplace): Likewise.
4699 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4700 (cleanup_control_expr_graph): Defer fold overflow warnings until
4701 we know we are going to optimize.
4702 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4703 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4705 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4706 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4707 * tree-ssa-loop-manip.c (create_iv): Likewise.
4708 * c-typeck.c (build_conditional_expr): Likewise.
4709 (build_binary_op): Likewise.
4710 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4711 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4712 (extract_range_from_unary_expr): Likewise.
4713 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4714 assuming that signed overflow does not occur.
4715 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4716 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4717 (fold_defer_overflow_warnings): Declare.
4718 (fold_undefer_overflow_warnings): Declare.
4719 (fold_undefer_and_ignore_overflow_warnings): Declare.
4720 (fold_deferring_overflow_warnings_p): Declare.
4721 (tree_expr_nonzero_warnv_p): Declare.
4722 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4724 (Warning Options): Document -Wstrict-overflow.
4725 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4726 (tree-ssa-ccp.o): Likewise.
4727 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4728 (fold-const.o): Depend on intl.h.
4730 2007-02-13 Ian Lance Taylor <iant@google.com>
4733 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4736 2007-02-13 Stuart Hastings <stuart@apple.com>
4738 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4740 2007-02-13 Richard Henderson <rth@redhat.com>
4742 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4743 handled_component_p before looking for the indirect_ref.
4745 2007-02-13 Richard Henderson <rth@redhat.com>
4747 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4748 remove flags clobber.
4749 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4750 (bswaphi_lowpart): New.
4751 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4752 remove TARGET_BSWAP test. Delete expander of the same name.
4754 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4755 (expand_unop): Use them.
4757 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4760 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4761 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4762 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4763 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4764 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4765 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4766 assembler dialect choice from asm templates.
4768 2007-02-12 Richard Henderson <rth@redhat.com>
4770 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4771 (fixuns_trunc<SSEMODEF>si2): Use it.
4772 * config/i386/sse.md (vec_setv4sf_0): Export.
4773 * config/i386/i386.c (ix86_build_const_vector): Export.
4774 (ix86_split_convert_uns_si_sse): Rename from
4775 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4776 * config/i386/i386-protos.h: Update.
4778 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4781 * c-typeck.c (c_finish_return): Improve warning message.
4783 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4785 * alias.c (find_symbolic_term): Delete unused function.
4787 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4790 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4791 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4793 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4795 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4796 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4797 the function, temporarily point the debug interface to the null one.
4799 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4801 * dwarf2out.c (round_up_to_align): New static function.
4802 (field_byte_offset): Use it to round the offset.
4804 2007-02-12 Richard Henderson <rth@redhat.com>
4806 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4807 (inswl_const): Export.
4809 2007-02-12 Richard Henderson <rth@redhat.com>
4811 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4812 result mode of the libcall, convert back to outmode.
4814 2007-02-12 Roger Sayle <roger@eyesopen.com>
4816 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4817 (bswapdi2): New define_expand to implement 32-bit implementation.
4819 2007-02-12 Nick Clifton <nickc@redhat.com>
4821 * doc/invoke.texi (Overall Options): Document --help=.
4822 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4823 (cc1_options): Pass --help= on to cc1.
4824 (display_help): Add description of --help=.
4825 (process_command): Add code to handle --help=. Allow translated
4826 --help and --target-help switches to be passed on to compiler
4828 (main): Remove unused if statement.
4829 * opts.c (columns): Remove.
4830 (LEFT_COLUMN): Define.
4831 (wrap_help): Add columns argument.
4832 (print_filtered_help): Change parameters to be an include bitmask,
4833 an exclude bitmask, an any bitmask and the column width. Move the
4834 code to display the params list here. Add code to display the
4835 status of options rather than their descriptions if the quiet flag
4837 (print_specific_help): Change parameters to be an include bitmask,
4838 an exclude bitmask and an any bitmask. Move code to look up the
4839 column width here. Decide upon the title for an options listing.
4840 (common_handle_options): Add code to handle --help=. Adapt code
4841 for --help and --target-help to use the revised form of the
4842 print_specific_help function.
4843 (print_help): Delete.
4844 (print_param_help): Delete.
4845 (print_switch): Delete.
4846 * opts.h (cl_lang_count): Add prototype.
4847 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4848 CL_MAX_OPTION_CLASS): New defines.
4849 * optc-gen.awk: Add construction of cl_lang_count.
4850 * c.opt: Add Warning attribute to warning options and Optimization
4851 attribute to optimization options.
4852 * common.opt: Likewise.
4854 Add -fhelp and -ftarget-help as aliases for the transformed --help
4855 and --target-help options.
4856 * opt-functions.awk: Add code to handle Warning and Optimization
4859 2007-02-12 Richard Henderson <rth@redhat.com>
4861 * config/alpha/constraints.md: New file.
4862 * config/alpha/alpha.c: Include tm-constrs.h.
4863 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4864 alpha_extra_constraint): Remove.
4865 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4866 * config/alpha/alpha-protos.h: Update.
4867 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4868 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4869 (EXTRA_CONSTRAINT): Remove.
4870 * config/alpha/alpha.md: Include constraints.md.
4871 (adddi splitter): Use satisfies_constraint_*.
4872 * config/alpha/predicates.md (add_operand): Likewise.
4873 (sext_add_operand, addition_operation): Likewise.
4875 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4877 PR tree-optimization/29145
4878 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4879 in our handling of restrict qualified pointers.
4881 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4884 * doc/invoke.texi (Wunused-value): Update description.
4885 (Wextra): Delete item.
4886 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4887 value of Wunused-value.
4888 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4889 (c_finish_stmt_expr): Don't check extra_warnings.
4890 (emit_side_effect_warnings): The caller is responsible to check
4893 2007-02-11 Roger Sayle <roger@eyesopen.com>
4894 Matt Thomas <matt@3am-software.com>
4896 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4898 2007-02-11 Roger Sayle <roger@eyesopen.com>
4900 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4901 comparisons of POPCOUNT against zero.
4902 (simplify_const_relational_operation): Likewise.
4904 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4906 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4908 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4910 * dwarf2out.c (root_type): Delete unused function.
4912 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4914 * genattrtab.c (contained_in_p): Delete unused function.
4915 (write_expr_attr_cache): Likewise.
4917 2007-02-11 Jan Hubicka <jh@suse.cz>
4919 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4922 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4924 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4925 to add the REG_EQ* note.
4926 * see.c (see_merge_one_use_extension): Likewise.
4927 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4928 turn REG_EQUAL notes into REG_EQUIV notes if the target
4929 register may have more than one set.
4930 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4931 * gcse.c (try_replace_reg): Likewise.
4932 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4933 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4934 more than one REG_EQUIV note.
4935 * reload1.c (gen_reload): Use set_unique_reg_note.
4937 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4940 (ix86_builtin_conversion): New function.
4942 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4945 * tree.h (DECL_REPLACEABLE_P): New macro.
4946 * except.c (set_nothrow_function_flags): Likewise.
4948 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4949 Ira Rosen <irar@il.ibm.com>
4950 Dorit Nuzman <dorit@il.ibm.com>
4952 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4953 * targhooks.c (default_builtin_vectorized_conversion): New.
4954 * targhooks.h (default_builtin_vectorized_function): New declaration.
4955 * target.h (struct vectorize): Add builtin_conversion field.
4956 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4957 stmt_vec_info_type value.
4958 (vectorizable_conversion): New declaration.
4959 * tree-vect-analyze.c (vect_analyze_operations): Add
4960 vectorizable_conversion call.
4961 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4962 * tree-vect-transform.c (vectorizable_conversion): New function.
4963 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4964 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4966 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4967 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4968 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4969 or ALTIVEC_BUILTIN_VCFSX.
4971 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4974 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4975 CONST_DOUBLE and operand 0 is a hard register.
4976 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4977 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4978 is a hard floating-point register.
4980 2007-02-10 Richard Henderson <rth@redhat.com>
4981 Jakub Jelinek <jakub@redhat.com>
4982 Alexandre Oliva <aoliva@redhat.com>
4984 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4985 * builtin-types.def (BT_WORD): Make unsigned.
4986 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4987 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4988 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4989 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4990 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4991 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4993 * expr.c (emutls_var_address): New.
4994 (expand_expr_real_1): Expand emulated tls.
4995 (expand_expr_addr_expr_1): Likewise.
4996 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4997 * output.h (emutls_finish): Declare.
4998 * toplev.c (compile_file): Call it.
4999 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5000 address before wrapping in CONST.
5001 * varasm.c (emutls_htab, emutls_object_type): New.
5002 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5003 (get_emutls_object_name, get_emutls_object_type): New.
5004 (get_emutls_init_templ_addr, emutls_decl): New.
5005 (emutls_common_1, emutls_finish): New.
5006 (assemble_variable): When emulating tls, swap decls; generate
5007 constructor for the emutls objects.
5008 (do_assemble_alias): When emulating tls, swap decl and target name.
5009 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5011 * varpool.c (decide_is_variable_needed): Look at force_output.
5012 Recurse for emulated tls.
5013 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5014 with decide_is_variable_needed.
5015 * emutls.c: New file.
5016 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5017 tls_object for real tls.
5019 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5021 PR rtl-optimization/29599
5022 * reload1.c (eliminate_regs_in_insn): Take the destination
5023 mode into account when computing the offset.
5025 2007-02-09 Stuart Hastings <stuart@apple.com>
5026 Richard Henderson <rth@redhat.com>
5028 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5029 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5030 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5031 fixuns_truncdfhi2): New.
5032 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5033 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5034 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5035 (floatunssidf2): Allow nonimmediate source.
5036 * gcc/config/i386/sse.md (movdi_to_sse): New.
5037 (vec_concatv2di): Drop '*'.
5038 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5039 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5040 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5042 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5043 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5044 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5045 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5046 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5047 ix86_build_const_vector.
5048 (x86_emit_floatuns): Rewrite.
5050 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5052 * genautomata.c (longest_path_length): Delete unused function.
5053 (struct state): Delete unused longest_path_length.
5054 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5055 (get_free_state): Delete unused.
5057 2007-02-09 Jan Hubicka <jh@suse.cz>
5059 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5060 * doc/invoke.texi (inline-unit-growth): Update default value.
5062 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5063 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5064 (rebuild_cgraph_edges): Likewise.
5065 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5066 (dump_cgraph_node): Dump frequencies.
5067 (cgraph_clone_edge): Add frequency scales.
5068 (cgraph_clone_node): Add freuqnecy.
5069 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5070 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5071 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5072 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5073 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5074 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5075 (save_inline_function_body): Likewise.
5076 * ipa-inline.c: inluce rtl.h
5077 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5078 (cgraph_edge_badness): Use frequencies.
5079 (cgraph_decide_recursive_inlining): Update clonning.
5080 (cgraph_decide_inlining_of_small_function): Dump frequency.
5081 * predict.c (estimate_bb_frequencies): Export.
5082 * predict.h (estimate_bb_frequencies): Declare.
5083 * tree-inline.c (copy_bb): Watch overflows.
5084 (expand_call_inline): Update call of cgraph_create_edge.
5085 (optimize_inline_calls): Use TODO flags to update frequnecies.
5086 * passes.h: Include predict.h
5087 (init_optimization_passes): Move profile ahead.
5088 (execute_function_todo): Handle TODO_rebuild_frequencies.
5090 2007-02-09 Roger Sayle <roger@eyesopen.com>
5092 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5093 the insbl or inswl pattern into a register.
5095 2007-02-09 Roger Sayle <roger@eyesopen.com>
5097 * config/ia64/ia64.md (bswapdi2): New define_insn.
5099 2007-02-09 Richard Henderson <rth@redhat.com>
5101 * config/i386/constraints.md (Ym): New constraint.
5102 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5103 (movdi_1_rex64): Split sse and xmm general register moves from
5104 memory move alternatives. Use conditional register constraints.
5105 (movsf_1, movdf_integer): Likewise.
5106 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5107 (movdf_integer_rex64): New.
5108 (pushsf_rex64): Fix output constraints.
5109 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5110 (sse2_stored): Likewise.
5111 (sse2_storeq_rex64): New.
5112 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5113 amd and not generic.
5114 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5115 for optimize_size. Remove SF/DFmode hack.
5117 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5119 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5122 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5123 Richard Sandiford <richard@codesourcery.com>
5125 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5126 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5127 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5128 m68k/t-mlib to tmake_file.
5129 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5130 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5131 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5132 Allow it to be cf or m68k. Set m68k_arch_family. If that
5133 variable is not empty, add t-$m68k_arch_family to tmake_file.
5134 Add t-mlibs to tmake_file.
5135 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5136 * config/m68k/t-cf: New file.
5137 * config/m68k/t-m68k: Likewise.
5138 * config/m68k/t-mlibs: Likewise.
5139 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5141 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5142 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5143 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5145 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5146 (INSTALL_LIBGCC): Delete.
5147 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5148 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5149 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5150 (M68K_MLIB_CPU): Define.
5151 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5152 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5153 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5155 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5156 Richard Guenther <rguenther@suse.de>
5159 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5160 against INT_MIN/INT_MAX.
5161 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5162 file if a loop is removed.
5164 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5166 * calls.c (store_one_arg): Pass correct alignment to
5167 emit_push_insn for non-BLKmode values.
5168 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5169 unaligned stack slot via a suitably aligned slot.
5171 2007-02-08 DJ Delorie <dj@redhat.com>
5173 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5175 (legal_subregs): Use unsigned char, make const.
5176 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5178 2007-02-08 Paul Brook <paul@codesourcery.com>
5180 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5181 special interworking needed.
5183 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5185 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5186 conditional to __SSE2__.
5187 (Entries below should have been added to first ChangeLog
5188 entry for amdfam10 dated 2007-02-05)
5189 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5191 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5193 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5196 2007-02-08 DJ Delorie <dj@redhat.com>
5198 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5199 * config/m32c/m32c.c (legal_subregs): New.
5200 (m32c_illegal_subreg_p): New.
5201 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5202 unsupported subregs of hard regs.
5204 2007-02-08 Jan Hubicka <jh@suse.cz>
5206 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5207 the same one; always update histograms.
5209 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5211 * passes.c (init_optimization_passes): Tidy comment.
5213 2007-02-08 Roger Sayle <roger@eyesopen.com>
5215 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5216 strip zero_extend, bswap and rotates from POCOUNT's argument.
5217 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5218 zero_extend and rotates from PARITY's argument.
5219 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5220 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5221 of an integer constant at compile-time.
5223 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5226 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5228 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5231 * tree-ssa-live.c (remove_unused_locals): Do not remove
5232 TREE_ADDRESSABLE variables.
5233 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5234 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5235 FOR_CLOBBER. Update all users.
5236 If VAR has an associated alias set, add a virtual operand for
5237 it if no alias is found to conflict with the memory reference.
5239 2007-02-07 Jan Hubicka <jh@suse.cz>
5240 Robert Kidd <rkidd@crhc.uiuc.edu>
5242 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5244 2007-02-07 Ian Lance Taylor <iant@google.com>
5246 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5248 2007-02-07 Roger Sayle <roger@eyesopen.com>
5250 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5251 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5252 tablejumpdi, movsi_to_cr_one): Remove constraints from
5253 define_expand's match_operands.
5255 2007-02-07 Roger Sayle <roger@eyesopen.com>
5257 * global.c (compute_regsets): Move declatation of "i" inside of
5258 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5260 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5263 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5264 of INDIRECT_REF <RESULT_DECL>.
5266 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5268 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5269 Kaz Kojima <kkojima@gcc.gnu.org>
5272 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5274 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5276 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5278 * doc/loop.texi: Document possibility not to perform disambiguation
5279 of loops with multiple latches.
5280 * cfgloopmanip.c (alp_enum_p): Removed.
5281 (add_loop): Handle subloops. Use get_loop_body_with_size.
5282 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5283 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5284 the new forwarder block.
5285 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5286 Handle the case latch is NULL.
5287 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5288 when marking loop exits.
5289 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5291 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5292 disambiguate_loops_with_multiple_latches.
5293 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5294 before fix_loop_structure.
5295 * cfgloop.c: Include pointer-set.h and output.h.
5296 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5297 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5298 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5299 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5300 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5301 disambiguate_multiple_latches, get_loop_body_with_size,
5302 disambiguate_loops_with_multiple_latches): New functions.
5303 (flow_loop_dump): Dump multiple latch edges.
5304 (flow_loop_nodes_find): Handle loops with multiple latches.
5305 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5306 (glb_enum_p): Modified.
5307 (get_loop_body): Use get_loop_body_with_size.
5308 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5309 (AVOID_CFG_MODIFICATIONS): New constant.
5310 (disambiguate_loops_with_multiple_latches, add_loop,
5311 get_loop_body_with_size): Declare.
5312 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5314 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5317 * global.c (compute_regsets): New function.
5318 (global_alloc): Refactored ELIMINABLE_REGSET
5319 and NO_GLOBAL_ALLOC_REGS computation out.
5320 (rest_of_handle_global_alloc): Call compute_regsets()
5321 for non-optimizing case.
5323 2007-02-06 Richard Henderson <rth@redhat.com>
5325 * config/i386/constraints.md (Y2): Rename from Y.
5326 (Yi): New constraint.
5327 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5328 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5329 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5330 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5331 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5332 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5333 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5334 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5335 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5336 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5337 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5338 vec_extractv2si_1): Change Y constraints to Y2.
5339 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5340 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5341 Change Y constraints to Y2.
5342 (sse2_loadld): Change Y constraints to x.
5344 2007-02-06 Roger Sayle <roger@eyesopen.com>
5346 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5347 (parity<mode>2): New define_expand using rs6000_emit_parity.
5348 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5349 rs6000_emit_parity): New functions.
5350 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5351 rs6000_emit_parity): Prototype here.
5353 2007-02-06 Ian Lance Taylor <iant@google.com>
5355 * lower-subreg.c (simple_move_operand): Reject CONST.
5356 (resolve_clobber): Call validate_change rather than directly
5357 assigning to XEXP (pat, 0).
5359 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5361 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5362 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5363 (tree-cfg.o): Remove hashtab.h dependency.
5365 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5366 (struct ivopts_data): Change niters to pointer_map_t.
5367 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5368 (niter_for_exit): Create pointer_map on demand. Change for
5370 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5371 (free_loop_data): Destroy data->niters if created and reset field.
5372 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5373 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5375 * tree-ssa-reassoc.c: Include pointer-set.h.
5376 (bb_rank): Change to long *.
5377 (operand_rank): Change to pointer_map_t.
5378 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5379 (insert_operand_rank): Accept long.
5380 (operand_entry_hash, operand_entry_eq): Remove.
5381 (get_rank): Return long. Adjust for changes above.
5382 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5384 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5386 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5387 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5388 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5390 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5391 directly since it cannot be NULL.
5392 (get_vi_for_tree): Rewrite for pointer_map API.
5393 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5394 (init_alias_vars): Create vi_for_tree as pointer_map.
5395 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5397 * tree-cfg.c: Don't include hashtab.h.
5398 (edge_to_cases): Declare as pointer_map.
5399 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5401 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5402 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5403 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5405 (record_switch_edge): Delete.
5406 (get_cases_for_edge): Adjust for pointer_map API, inline
5407 record_switch_edge (rewritten for new API), remove goto.
5409 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5411 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5412 * tree-nested.c: Include pointer-set.h.
5413 (var_map_elt, var_map_eq, var_map_hash): Delete.
5414 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5416 (nesting_info_bitmap_obstack): New.
5417 (lookup_field_for_decl): Adjust for pointer_map API.
5418 (lookup_tramp_for_decl): Adjust for pointer_map API.
5419 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5420 (get_local_debug_decl): Adjust for pointer_map API.
5421 (convert_nl_goto_reference): Adjust for pointer_map API.
5422 (convert_nl_goto_receiver): Adjust for pointer_map API.
5423 (create_nesting_tree): Create outside GGC space. Create bitmap on
5424 the new obstack. Create field_map and var_map as pointer_maps.
5425 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5427 (lower_nested_functions): Move root here, no need to NULL it.
5428 Initialize and release the obstack.
5430 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5432 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5433 Remove prototypes and make them non-static.
5434 (struct tree_int_map): Remove.
5435 * tree.h (struct tree_int_map): Move here, turning TO into an
5437 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5439 * tree.h (TREE_COMPLEXITY): Remove.
5440 (struct tree_exp): Remove complexity field.
5441 * tree.c (build1_stat): Don't set it.
5443 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5444 Victor Kaplansky <victork@il.ibm.com>
5446 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5447 (vect_is_simple_reduction): Support reduction with induction as
5448 one of the operands.
5449 (vect_is_simple_iv_evolution): Fix formatting.
5450 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5451 formatting. Don't mark induction phis for vectorization.
5452 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5453 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5454 (vect_get_vec_def_for_operand): Support induction.
5455 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5457 (vectorizable_reduction): Support reduction with induction as one of
5459 (vectorizable_type_demotion): Use def-type of stmt argument rather
5460 than dummy def-type.
5462 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5463 flag_tree_scev_cprop.
5464 * common.opt (tree-scev-cprop): New flag.
5466 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5467 call to vect_get_new_vect_var.
5469 2007-02-06 Ira Rosen <irar@il.ibm.com>
5471 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5472 vectype is not NULL.
5473 (vect_pattern_recog_1): Likewise.
5475 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5477 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5478 (fold_negate_expr): Likewise.
5480 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5483 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5484 even if cv-qualification is the same.
5486 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5488 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5489 __enable_execute_stack on completion.
5491 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5493 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5494 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5495 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5496 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5497 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5498 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5499 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5500 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5504 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5505 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5506 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5507 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5508 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5509 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5510 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5511 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5512 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5513 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5514 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5515 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5516 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5517 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5518 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5519 sqrtextenddfxf2_i387): Added amdfam10_decode.
5521 * config/i386/athlon.md (athlon_idirect_amdfam10,
5522 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5523 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5524 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5525 athlon_ivector_store_amdfam10): New define_insn_reservation.
5526 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5531 * config/i386/athlon.md (athlon_call_amdfam10,
5532 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5533 define_insn_reservation.
5534 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5535 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5536 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5540 * config/i386/athlon.md (athlon_sseld_amdfam10,
5541 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5542 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5546 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5547 define_insn_reservation.
5548 * config/i386/i386.md (sseins): Added sseins to define_attr type
5549 and define_attr unit.
5550 * config/i386/sse.md: Set type attribute to sseins for insertq
5553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5555 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5556 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5557 ssecomi_load_amdfam10, ssecomi_amdfam10,
5558 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5559 define_insn_reservation.
5560 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5564 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5565 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5566 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5567 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5568 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5569 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5570 define_insn_reservation.
5572 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5573 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5574 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5575 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5576 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5580 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5581 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5582 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5583 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5584 athlon_ssemul_load_k8): Added amdfam10.
5586 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5588 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5589 (x86_sse_unaligned_move_optimal): New variable.
5591 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5593 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5594 for unaligned vector SSE double/single precision loads for AMDFAM10.
5596 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5598 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5599 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5600 Define TARGET_CPU_DEFAULT_amdfam10.
5601 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5602 (processor_type): Add PROCESSOR_AMDFAM10.
5604 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5605 processor_type in config/i386/i386.h.
5606 Enable imul peepholes for TARGET_AMDFAM10.
5608 * config.gcc: Add support for --with-cpu option for amdfam10.
5610 * config/i386/i386.c (amdfam10_cost): New variable.
5611 (m_AMDFAM10): New macro.
5612 (m_ATHLON_K8_AMDFAM10): New macro.
5613 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5614 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5615 x86_promote_QImode, x86_integer_DFmode_moves,
5616 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5617 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5618 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5619 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5620 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5621 Enable/disable for amdfam10.
5622 (override_options): Add amdfam10_cost to processor_target_table.
5623 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5624 processor_alias_table.
5625 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5626 (ix86_adjust_cost): Add code for amdfam10.
5628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5630 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5631 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5632 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5633 * config/i386/i386.h: Add builtin definition for SSE4A.
5634 * config/i386/i386.md: Add support for ABM instructions
5636 * config/i386/sse.md: Add support for SSE4A instructions
5637 (movntss, movntsd, extrq, insertq).
5638 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5639 Add -march=amdfam10 flag.
5640 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5641 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5643 * doc/extend.texi: Add documentation for SSE4A builtins.
5645 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5647 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5649 2007-02-05 Richard Guenther <rguenther@suse.de>
5651 * tree-vectorizer.h (vectorizable_function): Add argument type
5652 argument, change return type.
5653 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5654 * tree-vect-transform.c (vectorizable_function): Handle extra
5655 argument, return vectorized function decl.
5656 (build_vectorized_function_call): Remove.
5657 (vectorizable_call): Handle calls with result and argument types
5658 differing. Handle loop vectorization factor correctly.
5659 * targhooks.c (default_builtin_vectorized_function): Adjust for
5661 * targhooks.h (default_builtin_vectorized_function): Likewise.
5662 * target.h (builtin_vectorized_function): Add argument type
5664 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5665 extra argument, allow vectorizing of lrintf.
5666 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5667 documentation of target hook.
5669 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5672 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5673 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5674 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5676 2007-02-05 Roger Sayle <roger@eyesopen.com>
5678 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5679 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5680 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5681 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5682 before canonicalizing sincos to cexpi.
5683 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5685 2007-02-05 Roger Sayle <roger@eyesopen.com>
5687 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5688 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5689 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5691 2007-02-05 Roger Sayle <roger@eyesopen.com>
5693 * mips-tfile.c (initialize_init_file): Correct endianness test.
5695 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5697 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5700 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5702 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5703 saves in a PARALLEL before the register assignments.
5705 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5707 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5708 DWARF_FRAME_RETURN_COLUMN to be a general register.
5709 * dwarf2out.c (init_return_column_size): New function, split from...
5710 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5711 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5712 to be nongeneral registers.
5713 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5715 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5716 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5718 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5720 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5722 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5724 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5725 (remove_path): Use can_remove_branch_p and remove_branch instead
5726 of loop_delete_branch_edge.
5727 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5728 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5729 Update profile using scale_dominated_blocks_in_loop.
5730 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5731 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5732 (can_remove_branch_p, remove_branch): Declare.
5733 * tree-cfg.c (tree_can_remove_branch_p): New function.
5734 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5735 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5736 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5738 2007-02-05 Jan Hubicka <jh@suse.cz>
5741 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5742 nodes in cgraph, don't remove offline copy of the function.
5744 2007-02-04 Jan Hubicka <jh@suse.cz>
5746 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5747 vectors might cause maybe_lookup_element_for_expr to be called
5748 on non-sra-candidate.
5750 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5752 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5753 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5754 spelling conventions.
5756 2007-02-04 Richard Guenther <rguenther@suse.de>
5759 * fold-const.c (try_move_mult_to_index): Make sure to not
5760 overflow one dimension of a multi-dimensional array access.
5762 2007-02-04 Jan Hubicka <jh@suse.cz>
5764 * passes.c (init_optimization_passes): Reindent.
5766 2007-02-04 Jan Hubicka <jh@suse.cz>
5767 Eric Botcazou <ebotcazou@adacore.com>
5769 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5770 (execute_fixup_cfg): Break out the abnormal goto code.
5771 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5772 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5773 (optimize_inline_calls): Call make_nonlocal_label_edges.
5775 2007-02-04 Jan Hubicka <jh@suse.cz>
5777 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5778 true when something was changed.
5779 (rename_ssa_copies): When something was changed, do
5780 TODO_remove_unused_locals.
5781 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5782 add TODO_remove_unused_locals when instruction was removed.
5784 2007-02-04 Jan Hubicka <jh@suse.cz>
5786 * ipa-inline.c (try_inline): Improve debug output; work on already
5788 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5789 call try_inline for already inlined edges too when flattening;
5790 inline also functions that make callee growth but overall unit size
5793 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5795 * config/m32c/bitops.md, config/m32c/jump.md,
5796 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5797 config/m32r/m32r.h, config/m32r/m32r.md,
5798 config/m32r/predicates.md, config/m68hc11/larith.asm,
5799 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5800 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5801 config/mips/mips-protos.h, config/mips/mips.c,
5802 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5803 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5804 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5805 spelling conventions.
5807 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5808 Follow spelling conventions.
5810 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5812 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5813 warn about C++0x compatibility.
5815 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5817 * config/h8300/h8300.c, config/h8300/h8300.h,
5818 config/h8300/h8300.md: Follow spelling conventions.
5820 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5823 * combine.c (try_combine): Do not substitute source operand
5824 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5826 2007-02-03 Jan Hubicka <jh@suse.cz>
5828 PR gcov-profile/30650
5829 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5830 do not divide by zero for never executed counters.
5831 (tree_find_values_to_profile): Fix counters.
5832 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5834 2007-02-03 Ian Lance Taylor <iant@google.com>
5836 * lower-subreg.c (simple_move_operand): New static function,
5837 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5839 (simple_move): Call simple_move_operand.
5840 (find_decomposable_subregs): Add special handling of MEMs.
5841 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5842 meaning of return value. If we see a hard register, test whether
5843 it can store a word_mode value. Change all callers.
5845 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5847 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5848 ftrapv insns and expanders.
5849 (subdi3): Change define_expand operand 1 to arith11_operand, and
5850 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5851 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5852 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5856 * varasm.c (notice_global_symbol): Treat global objects as weak when
5859 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5861 * emit-rtl.c (dconstpi): Delete.
5863 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5864 * real.h (dconstpi): Delete.
5866 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5867 (fold_builtin_hypot): Likewise.
5869 2007-02-03 Tom Tromey <tromey@redhat.com>
5872 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5873 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5875 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5877 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5878 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5879 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5880 config/rs6000/cell.md, config/rs6000/darwin.h,
5881 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5882 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5883 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5884 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5885 typos. Follow spelling conventions.
5886 * doc/invoke.texi: Follow spelling conventions.
5888 2007-02-03 Roger Sayle <roger@eyesopen.com>
5890 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5891 canonicalization transformations that attempt to simplify integer
5892 constant comparisons to become comparisons against zero.
5894 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5896 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5898 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5899 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5901 2007-02-02 Mike Stump <mrs@apple.com>
5903 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5904 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5905 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5906 generate a branch island.
5908 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5910 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5911 (xtensa_legitimate_address_p): New.
5912 (xtensa_legitimize_address): New.
5913 (xtensa_output_addr_const_extra): New.
5914 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5916 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5917 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5918 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5919 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5920 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5921 (xtensa_legitimize_address): New.
5922 (xtensa_output_addr_const_extra): New.
5924 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5926 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5928 2007-02-02 Ian Lance Taylor <iant@google.com>
5930 * expmed.c (expand_divmod): Add comment.
5932 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5934 * emit-rtl.c (renumber_insns): Remove.
5935 * flags.h: Remove the extern for flag_renumber_insns.
5936 * rtl.h: Remove the prototype for renumber_insns.
5937 * toplev.c (flag_renumber_insns): Remove.
5939 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5941 Revert for x86 darwin:
5942 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5944 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5945 code before the following patch under TARGET_MACHO.
5946 (ix86_function_value_regno_p): Likewise.
5948 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5950 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5953 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5956 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5957 general or fp registers. Add comments.
5958 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5960 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5962 * pointer-set.c (insert_aux): Only return insertion slot.
5963 (pointer_set_insert): Adjust.
5964 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5965 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5966 pointer_map_traverse): New.
5967 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5968 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5969 pointer_map_contains, pointer_map_traverse): Declare.
5971 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5974 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5975 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5977 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5979 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5981 (struct _dep): New type.
5982 (dep_t): New typedef.
5983 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5984 (DEP_STATUS): New access macro. The macro with the same name was
5985 renamed to DEP_LINK_STATUS.
5986 (dep_init): Declare function
5988 (struct _dep_link): New type.
5989 (dep_link_t): New typedef.
5990 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5991 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5992 (DEP_LINK_STATUS): New macro.
5993 (debug_dep_links): New debug function.
5995 (struct _deps_list): New type.
5996 (deps_list_t): New typedef.
5997 (DEPS_LIST_FIRST): New access macro.
5998 (FOR_EACH_DEP_LINK): New cycle macro.
5999 (create_deps_list, free_deps_list, delete_deps_list): Declare
6001 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6002 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6003 (copy_deps_list_change_con): Ditto.
6005 (move_dep_link): Declare function.
6007 (struct _dep_node): New type.
6008 (dep_node_t): New typedef.
6009 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6011 (struct haifa_insn_data.back_deps): New field to hold backward
6012 dependencies of the insn.
6013 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6015 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6016 Change its type to deps_list_t.
6017 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6018 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6019 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6021 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6023 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6025 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6027 (dep_cost): Declare.
6029 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6030 (ds_to_dk, dk_to_ds): New functions.
6032 (init_dep_1): New static function.
6033 (init_dep): New function.
6034 (copy_dep): New static function.
6036 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6038 (detach_dep_link): New static function.
6039 (move_dep_link): New function.
6041 (dep_links_consistent_p, dump_dep_links): New static functions.
6042 (debug_dep_links): New debugging function.
6044 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6046 (alloc_deps_list, init_deps_list): New static functions.
6047 (create_deps_list): New function.
6048 (clear_deps_list): New static function.
6049 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6050 (deps_list_consistent_p, dump_deps_list): New static functions.
6051 (debug_deps_list): New function.
6052 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6054 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6056 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6057 use new scheduler dependencies lists.
6058 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6059 (sched_analyze): Ditto. Initialize dependencies lists.
6060 (add_forw_dep, compute_forward_dependences): Update to use new
6061 scheduler dependencies lists.
6063 (init_dependency_caches): Init deps_obstack.
6064 (free_dependency_caches): Free deps_obstack.
6066 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6067 new scheduler dependencies lists.
6068 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6069 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6071 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6072 Update to use new scheduler dependencies lists.
6073 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6074 (debug_dependencies): Ditto.
6075 (schedule_region): Update comments.
6077 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6078 scheduler dependencies lists.
6079 (schedule_ebb): Update comments.
6081 * rtl.def (DEPS_LIST): Remove.
6083 * lists.c (unused_deps_list): Remove.
6084 (free_list): Update assertions.
6086 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6087 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6089 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6090 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6092 * haifa-sched.c (comments): Update.
6093 (insn_cost1): Remove. Inline the code into insn_cost ().
6094 (insn_cost): Update to use new scheduler dependencies lists. Move
6095 processing of the dependency cost to dep_cost ().
6096 (dep_cost): New function. Use it instead of insn_cost () when
6097 evaluating cost of the dependency. Use compatible interface to
6098 interact with the target.
6099 (priority): Update to use new scheduler dependencies lists.
6100 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6101 with greater number of insns that depend on the insn.
6102 (schedule_insn): Update to use new scheduler dependencies lists. Add
6103 code to free backward dependencies lists. Inline and optimize code
6104 from resolve_dep () - see PR28071.
6105 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6106 lists. Update call to targetm.sched.is_costly_dependence hook.
6108 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6109 scheduler dependencies lists.
6111 (resolve_dep): Remove. Move the logic to schedule_insn ().
6112 (init_h_i_d): Initialize dependencies lists.
6114 (process_insn_depend_be_in_spec): Rename to
6115 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6117 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6118 Update to use new scheduler dependencies lists.
6119 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6121 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6122 new scheduler dependencies lists.
6123 (build_intra_loop_deps): Ditto.
6125 * target.h (struct _dep): Declare to use in
6126 gcc_target.sched.is_costly_dependence.
6127 (struct gcc_target.sched.adjust_cost): Fix typo.
6128 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6129 single dep_t parameter instead of an equivalent triad.
6130 (struct gcc_target.sched.adjust_cost_2): Remove.
6132 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6134 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6136 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6138 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6140 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6141 (REG_DEP_TRUE): Document.
6143 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6144 Change signature to correspond to the targetm.sched.adjust_cost hook.
6145 Update use in TARGET_SCHED_ADJUST_COST_2.
6146 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6147 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6148 new scheduler dependencies lists.
6149 (ia64_gen_check): Ditto.
6151 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6154 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6155 signature to correspond to the targetm.sched.is_costly_dependence hook.
6156 (is_costly_group): Update to use new scheduler dependencies lists.
6158 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6159 instead of INSN_COST () macro.
6161 2007-02-01 Ian Lance Taylor <iant@google.com>
6163 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6165 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6167 * pa.md (tp_load): Correct mfctl instruction syntax.
6169 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6171 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6172 altivec_padding_size calculation on AIX. Improve comment, add
6173 assert to verify that it's right.
6175 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6178 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6181 * global.c (global_alloc): Add mising initialization of
6184 2007-02-01 Roger Sayle <roger@eyesopen.com>
6186 * alias.c (init_alias_analysis): Correct whitespace.
6187 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6188 partition_hot_cold_basic_blocks): Likewise.
6189 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6190 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6191 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6192 fold_builtin_snprintf_chk, fold_builtin_printf,
6193 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6194 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6195 * cfgcleanup.c (cleanup_cfg): Likewise.
6196 * cfgexpand.c (tree_expand_cfg): Likewise.
6197 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6198 * function.c (get_next_funcdef_no): Likewise.
6199 * gengtype.c (main): Likewise.
6200 * genmodes.c (main): Likewise.
6201 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6202 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6203 * ifcvt.c (noce_emit_move_insn): Likewise.
6204 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6206 * stor-layout.c (get_best_mode): Likewise.
6207 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6208 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6209 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6210 perform_var_substitution, solve_graph): Likewise.
6211 * tree-vrp.c (vrp_finalize): Likewise.
6213 2007-02-01 Ian Lance Taylor <iant@google.com>
6215 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6216 high part of a paradoxical subreg, return a constant zero.
6218 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6220 * toplev.c (lang_dependent_init): Call init_set_costs.
6221 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6223 2007-02-01 Richard Guenther <rguenther@suse.de>
6226 * fold-const.c (fold_negate_expr): Allow negating a
6227 constant if overflow does not change.
6229 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6231 * doc/c-tree.texi (Expression trees): Improve markup.
6232 * doc/tm.texi (Register Classes, Addressing Modes)
6233 (Floating Point): Fix spacing after abbreviations. Fix some
6236 2007-02-01 Ben Elliston <bje@au.ibm.com>
6238 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6239 * doc/contrib.texi: Likewise.
6240 * doc/install.texi: Likewise.
6242 2007-01-31 Richard Henderson <rth@redhat.com>
6243 Ian Lance Taylor <iant@google.com>
6245 * lower-subreg.c: New file.
6246 * rtl.def (CONCATN): Define.
6247 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6249 * emit-rtl.c (update_reg_offset): New static function, broken out
6250 of gen_rtx_REG_offset.
6251 (gen_rtx_REG_offset): Call update_reg_offset.
6252 (gen_reg_rtx_offset): New function.
6253 * regclass.c: Revert patch of 2006-03-05, restoring
6255 (clear_reg_info_regno): New function.
6256 * dwarf2out.c (concatn_loc_descriptor): New static function.
6257 (loc_descriptor): Handle CONCATN.
6258 * common.opt (fsplit_wide_types): New option.
6259 * opts.c (decode_options): Set flag_split_wide_types when
6261 * timevar.def (TV_LOWER_SUBREG): Define.
6262 * rtl.h (gen_reg_rtx_offset): Declare.
6263 (reg_scan_update): Declare.
6264 * regs.h (clear_reg_info_regno): Declare.
6265 * tree-pass.h (pass_lower_subreg): Declare.
6266 (pass_lower_subreg2): Declare.
6267 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6268 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6270 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6271 * Makefile.in (OBJS-common): Add lower-subreg.o.
6272 (lower-subreg.o): New target.
6274 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6276 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6278 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6281 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6283 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6286 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6288 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6290 * cfgloop.h: Include vec-prim.h.
6291 (enum li_flags): Remove LI_ONLY_OLD.
6292 (loop_iterator): Changed.
6293 (fel_next, fel_init): Iterate over loop tree.
6294 (FOR_EACH_LOOP_BREAK): New macro.
6295 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6298 * modulo-sched.c (sms_schedule): Ditto.
6299 * tree-vectorizer.c (vectorize_loops): Ditto.
6300 * doc/loop.texi: Update information on loop numbering and behavior of
6301 FOR_EACH_LOOP wrto new loops.
6302 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6303 add_to_evolution_1): Test nestedness of loops instead of comparing
6305 * tree-chrec.c (chrec_fold_plus_poly_poly,
6306 chrec_fold_multiply_poly_poly, chrec_evaluate,
6307 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6308 reset_evolution_in_loop): Ditto.
6309 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6311 2007-01-31 Dirk Mueller <dmueller@suse.de>
6313 * c-common.c (warn_about_parentheses): Separate warning about
6314 un-parenthized sequence of comparison operators from the one
6315 which is supposed to warn about x <= y <= z.
6317 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6319 * optabs.h (enum optab_index): Add new OTI_isinf.
6320 (isinf_optab): Define corresponding macro.
6321 * optabs.c (init_optabs): Initialize isinf_optab.
6322 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6324 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6325 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6327 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6328 expand_builtin_interclass_mathfn.
6329 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6330 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6331 (fxam<mode>2_i387): New insn pattern.
6332 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6333 built-in functions as x87 inline asm.
6335 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6337 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6339 2007-01-30 Eric Christopher <echristo@apple.com>
6341 * config.gcc: Add geode.
6343 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6345 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6346 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6347 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6348 value-prof.c: Fix comment typos.
6350 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6353 * doc/invoke.texi (Wpointer-arith): Document warning.
6355 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6357 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6358 the list of discrepancies from the draft TR.
6360 2007-01-30 Dirk Mueller <dmueller@suse.de>
6363 * doc/invoke.texi (-Wreturn-type): Update description to
6366 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6368 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6370 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6372 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6373 to handle optabs that operate on floating point input argument and
6374 output to integer output.
6375 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6376 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6377 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6378 expand_builtin_interclass_mathfn ().
6379 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6381 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6382 ilogbl built-in functions as x87 intrinsics.
6384 2007-01-30 Richard Guenther <rguenther@suse.de>
6387 * dwarf2out.c (reference_to_unused): Query varpool if the
6388 variable was output.
6390 2007-01-30 Richard Guenther <rguenther@suse.de>
6393 * passes.c (execute_one_pass): Reset in_gimple_form to not
6394 confuse non-unit-at-a-time mode.
6396 2007-01-29 Roger Sayle <roger@eyesopen.com>
6397 Richard Guenther <rguenther@suse.de>
6399 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6400 avoid undefined behaviour on overflow. Use force_fit_type_double
6401 to construct the constant with the specified TREE_OVERFLOW.
6403 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6405 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6406 * config/dfp-bit.h: Ditto.
6408 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6410 * c-decl.c (pop_scope): Replace warnings with call to
6411 warn_for_unused_label.
6412 * c-common.h (warn_for_unused_label): Declare.
6413 * c-common.c (warn_for_unused_label): Define.
6415 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6417 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6420 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6422 * Makefile.in (USER_H): Remove decfloat.h.
6423 * ginclude/decfloat.h: Delete, moving contents to ...
6424 * ginclude/float.h: Add support for decimal floating point,
6425 guarded by __STDC_WANT_DEC_FP__.
6427 2007-01-29 Mike Stump <mrs@apple.com>
6429 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6430 Analysis and Representation to resolve case insensitive conflict.
6431 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6433 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6435 * tree.h (struct tree_memory_tag): Add aliases member.
6436 (MTAG_ALIASES): New macro.
6437 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6438 (add_may_alias): Remove pointer-set. Update for may_aliases being
6440 (mark_aliases_call_clobbered): Update for may_aliases being a
6442 (compute_tag_properties): Ditto.
6443 (create_partition_for): Ditto.
6444 (compute_memory_partitions): Ditto.
6445 (dump_may_aliases_for): Ditto.
6446 (is_aliased_with): Ditto.
6447 (add_may_alias_for_new_tag): Ditto.
6448 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6449 (compute_is_aliased): New function.
6450 (compute_may_aliases): Call compute_is_aliased).
6451 (init_alias_info): Initialize alias_bitmap_obstack.
6452 (union_alias_set_into): New function.
6453 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6454 (have_common_aliases_p): Rewrite to take two bitmaps and use
6456 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6458 (finalize_ref_all_pointers): Update for add_may_alias changes.
6459 (new_type_alias): Ditto.
6460 * tree-flow-inline.h (may_aliases): Return a bitmap.
6461 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6462 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6463 may_aliases being a bitmap.
6464 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6465 may_aliases now returns a bitmap.
6466 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6468 * tree-ssa-operands.c (add_virtual_operand): Update for
6469 may_aliases being a bitmap.
6471 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6473 PR tree-optimization/30630
6474 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6475 variable as changed.
6477 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6480 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6481 expanded only once even if an error occurs.
6483 2007-01-29 Ben Elliston <bje@au.ibm.com>
6485 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6486 (__gcov_average_profiler): Likewise.
6487 (__gcov_ior_profiler): Likewise.
6488 (__gcov_merge_ior): Likewise.
6490 2007-01-28 Jan Hubicka <jh@suse.cz>
6492 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6493 * value-prof.c (stringop_block_profile): Likewise.
6495 2007-01-28 Jan Hubicka <jh@suse.cz>
6497 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6498 variant handling histograms; add wrapper.
6499 (clear_storage_via_libcall): Export.
6500 (emit_block_move_hints): Break out from ...; add histograms.
6501 (emit_block_move): ... this one.
6502 (clear_storage_hints): Break out from ...; add histograms.
6503 (clear_storage): ... this one.
6504 (set_storage_via_memset): Handle histogram.
6505 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6506 (clear_storage_hints, clear_storage_via_libcall): Declare.
6507 (set_storage_via_setmem): Update prototype.
6508 * doc/md.texi (movmem, setmem): Document new arguments.
6510 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6512 (stringop_block_profile): New global function.
6513 (tree_stringops_values_to_profile): Profile block size and alignment.
6514 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6516 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6517 (stringop_block_profile): Declare.
6518 * builtins.c: Include value-prof.h.
6519 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6520 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6521 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6522 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6523 * profile.c (instrument_values): Add new counters.
6524 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6526 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6527 (tree_init_edge_profiler): Build new profilers.
6528 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6529 (pass_tree_profile): Add dump.
6530 (tree_profile_hooks): Update.
6531 * Makefile.in (LIBGCOV): Add new constants.
6532 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6533 __gcov_ior_profiler): New.
6534 * i386.md (movmem/setmem expanders): Add new optional arguments.
6536 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6538 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6540 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6542 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6543 (tree_unswitch_single_loop): Pass eni_size_weights to
6544 tree_num_loop_insns.
6545 * tree-ssa-loop-manip.c: Include tree-inline.h.
6546 (can_unroll_loop_p): Pass eni_size_weights to
6547 tree_num_loop_insns.
6548 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6549 Pass eni_size_weights to estimate_num_insns.
6550 * tree.h (init_inline_once): Export.
6551 * toplev.c (backend_init): Call init_inline_once.
6552 * cgraphunit.c (cgraph_process_new_functions,
6553 cgraph_analyze_function): Pass eni_inlining_weights to
6555 * ipa-inline.c (compute_inline_parameters): Ditto.
6556 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6557 to estimate_num_insns.
6558 (try_unroll_loop_completely): Pass eni_size_weights to
6559 tree_num_loop_insns.
6560 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6561 ot estimate_num_insns.
6562 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6563 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6564 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6565 eni_time_weights): New variables.
6566 (init_inline_once): Initialize them.
6567 (struct eni_data): Mew.
6568 (estimate_num_insns_1, estimate_num_insns): Use weights.
6569 * tree-inline.h (struct eni_weights_d): New.
6570 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6571 (estimate_num_insns): Declaration changed.
6572 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6573 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6574 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6576 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6578 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6579 relations in the conflict function is valid.
6581 2007-01-27 Ian Lance Taylor <iant@google.com>
6583 * common.opt: Add fstrict-overflow.
6584 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6585 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6586 (TYPE_OVERFLOW_UNDEFINED): Define.
6587 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6589 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6590 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6591 (fold_negate_expr): Likewise.
6592 (make_range): Likewise.
6593 (extract_muldiv_1): Likewise.
6594 (maybe_canonicalize_comparison): Likewise.
6595 (fold_comparison): Likewise.
6596 (fold_binary): Likewise.
6597 (tree_expr_nonnegative_p): Likewise.
6598 (tree_expr_nonzero_p): Likewise.
6599 * tree-vrp.c (compare_values): Likewise.
6600 (extract_range_from_binary_expr): Likewise.
6601 (extract_range_from_unary_expr): Likewise.
6602 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6604 (nowrap_type_p): Likewise.
6605 * tree-scalar-evolution.c (simple_iv): Likewise.
6606 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6607 (build_range_check): Likewise.
6608 (extract_muldiv_1): Likewise.
6609 (fold_comparison): Likewise.
6610 * tree-vrp.c (vrp_int_const_binop): Likewise.
6611 (extract_range_from_unary_expr): Likewise.
6612 * convert.c (convert_to_integer): Likewise.
6613 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6614 (fold_comparison): Likewise.
6615 (fold_binary): Likewise.
6616 * optabs.c (optab_for_tree_code): Likewise.
6617 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6618 * simplify-rtx.c (simplify_const_relational_operation): Check
6619 flag_strict_overflow and flag_trapv.
6620 (simplify_const_relational_operation): Likewise.
6621 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6622 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6625 2007-01-27 Roger Sayle <roger@eyesopen.com>
6627 * tree.c (tree_fold_gcd): Delete.
6628 * tree.h (tree_fold_gcd): Remove prototype.
6629 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6630 test whether one constant integer is a multiple of another. Instead
6631 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6632 * fold-const.c (multiple_of_p): We've determined both TOP and
6633 BOTTOM are integer constants so we can call int_const_binop directly
6634 instead of the more generic const_binop.
6636 2007-01-27 Roger Sayle <roger@eyesopen.com>
6638 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6639 1*X check that the constant hasn't overflowed, to preserve the
6641 (round_up): Provide an efficient implementation when rouding-up an
6642 INTEGER_CST to a power-of-two.
6644 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6646 * doc/sourcebuild.texi: Add comma for clarity.
6647 * doc/extend.texi: Fix some typos.
6648 * doc/passes.texi: Likewise.
6649 * doc/cppinternals.texi: Likewise.
6650 * doc/c-tree.texi: Likewise.
6651 * doc/tree-ssa.texi: Likewise.
6652 * doc/install.texi: Likewise.
6654 2007-01-27 Jan Hubicka <jh@suse.cz>
6656 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6657 (pass_sra): Do not require alias information.
6658 * passes.c (init_optimization_passes): Add SRA
6660 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6662 * tracer.c (rest_of_handle_tracer): We already cleaned
6663 up the CFG in tracer() so don't do it here again.
6664 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6665 cleanup_cfg here, either. And don't call renumber_insns.
6667 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6668 and BB_HEAD are in the insn stream here. Instead make sure
6669 that BB_INSN is valid on all insns. Also, do check here that
6670 there are no pending branch predictions...
6671 (rtl_verify_flow_info): ...instead of doing it here. Checks
6672 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6675 2007-01-26 Roger Sayle <roger@eyesopen.com>
6677 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6678 function to simplify/factorize operand order canonicalization.
6679 (ix86_fixup_binary_operands): Reorganize using the above function.
6680 (ix86_binary_operator_ok): Likewise.
6682 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6684 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6685 file scope from optimize_attrs.
6686 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6688 (optimize_attrs): Clear insn_code_values after freeing it.
6690 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6692 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6693 a parts.base assignment.
6695 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6697 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6698 (compute_subscript_distance, initialize_data_dependence_relation,
6699 finalize_ddr_dependent, analyze_ziv_subscript,
6700 analyze_siv_subscript_cst_affine,
6701 compute_overlap_steps_for_affine_univar,
6702 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6703 analyze_siv_subscript, analyze_miv_subscript,
6704 analyze_overlapping_iterations, subscript_dependence_tester_1,
6705 compute_self_dependence, free_dependence_relation): Work
6706 with affine_fn instead of chrecs.
6707 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6708 common_affine_function, affine_function_base,
6709 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6710 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6711 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6712 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6713 (all_chrecs_equal_p): Removed.
6714 * tree-data-ref.h (affine_fn, conflict_function): New types.
6715 (struct subscript): Change type of conflicting_iterations_in_a
6716 and conflicting_iterations_in_b.
6718 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6721 * config/pa/pa.h (TARGET_HPUX_11): New.
6722 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6723 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6725 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6726 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-structalias.c (solve_graph): Handle case
6729 we merged the variable to another.
6731 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6733 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6736 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6737 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6739 2007-01-25 DJ Delorie <dj@redhat.com>
6741 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6742 allow changes to modes which don't fit in those registers.
6744 * reload1.c (choose_reload_regs): Check for invalid subregs before
6745 computing their locations, not after.
6747 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6750 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6751 save Altivec registers in an eh_return function.
6752 (compute_vrsave_mask): Likewise.
6753 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6754 for saving Altivec registers.
6755 (rs6000_emit_prologue): Don't allocate stack twice in
6756 eh_return function. Correct expected value of altivec_save_offset
6757 when using save_world. Describe save of R0 to stack when using
6758 save_world. Describe stack pointer adjustment when using
6759 save_world. Remove duplicated eh_return parameter register saving.
6760 Update sp_offset variable after save_world.
6761 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6763 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6764 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6767 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6769 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6771 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6774 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6775 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6777 2007-01-25 Richard Guenther <rguenther@suse.de>
6779 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6780 * common.opt (-Wcoverage-mismatch): New warning option.
6781 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6782 if -Wcoverage-mismatch is given.
6784 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6786 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6787 (ipcp_driver): Change to static definition.
6788 Add dumping of the ifunctions.
6789 (constant_val_insert): Remove unused parameter. Support for SSA.
6790 (ipcp_propagate_const): Support for SSA.
6791 (ipcp_profile_bb_print): Print only analyzed nodes.
6792 (ipcp_replace_map_create): Remove support for Fortran constant
6794 * ipa-prop.c (ipa_method_modify_stmt,
6795 ipa_callsite_compute_param): Support for SSA.
6796 * ipa-prop.h (ipcp_driver): Remove declaration.
6797 (IS_VALID_TREE_MAP_INDEX): Add define.
6799 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6801 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6803 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6806 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6807 constant argument to cabs and do it without checking for
6808 -funsafe-math-optimizations.
6810 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6812 * c-common.h (RID_FIRST_CXX0X): New.
6813 (RID_LAST_CXX0X): New.
6814 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6816 * c.opt (Wc++0x-compat): New.
6817 * doc/invoke.texi (-Wc++0x-compat): Document.
6819 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6821 * builtins.c (fold_builtin_carg): New.
6822 (fold_builtin_1): Use it.
6824 2007-01-24 Jan Hubicka <jh@suse.cz>
6826 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6828 * ipa-inline.c (initial_insns, max_insns): Delete.
6829 (compute_max_insns): New function.
6830 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6831 of insns as base for code growth.
6832 (cgraph_decide_inlining): Make initial_insns local; do not compute
6834 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6835 * doc/invoke.texi (inline-unit-growth): Update docs.
6837 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6839 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6840 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6841 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6842 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6843 for CPUs that have PTA_CX16 set.
6846 * gimplify.c (omp_check_private): New function.
6847 (gimplify_scan_omp_clauses): Use it for
6848 firstprivate/lastprivate/reduction.
6851 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6852 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6855 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6856 If lower_lastprivate_clauses emits some statements, append them
6857 to dlist rather than body_p and to body_p append an initializer.
6858 (lower_omp_for): Adjust caller.
6860 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6862 * target.h (globalize_decl_name): New.
6863 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6864 * output.h (default_globalize_decl_name): New.
6865 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6867 (globalize_decl): Ditto.
6868 (default_globalize_decl_name): New.
6869 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6870 (ia64_handle_version_id_attribute): New.
6871 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6872 (ia64_asm_output_external): Use globalize_decl_name instead
6874 * doc/extend.texi (version_id): New pragma.
6875 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6877 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6879 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6880 _uleb128_t and _Unwind_SWord with _sleb128_t.
6881 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6882 uw_frame_state_for, uw_update_context_1): Likewise.
6883 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6884 * unwind-pe.h (read_uleb128, read_sleb128,
6885 read_encoded_value_with_base): Likewise.
6886 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6888 2007-01-24 Richard Guenther <rguenther@suse.de>
6890 * builtins.c (expand_builtin_cexpi): Get the fndecl
6891 for cexp in the correct way.
6893 2007-01-24 Jan Hubicka <jh@suse.cz>
6895 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6897 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6899 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6900 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6901 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6902 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6903 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6904 __SIZEOF_PTRDIFF_T__.
6905 * doc/cpp.texi: Documentation for the new builtin macros added.
6907 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6910 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6911 instead of operands[2] to avoid access past the end of array.
6913 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6915 * reload1.c (emit_reload_insns): Pass the reload register
6916 for a non-spill output reload through forget_old_reloads_1.
6918 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6920 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6921 _SOFT_DOUBLE if doubles use software floating-point.
6922 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6923 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6924 * config/rs6000/darwin-ldouble.c: Also compile functions for
6925 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6926 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6927 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6928 commented-out long double override.
6929 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6930 * config/rs6000/eabispe.h: Likewise.
6931 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6932 long double for non-SPE.
6933 (rs6000_handle_option): Likewise.
6934 (invalid_e500_subreg): Disallow more subregs involding DImode,
6935 DFmode, TImode or TFmode.
6936 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6938 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6940 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6941 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6943 (rs6000_legitimate_address): Also check for TFmode for E500
6945 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6946 (spe_build_register_parallel): Handle TFmode and TCmode.
6947 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6949 (function_arg): Handle TFmode and TCmode for E500 double.
6950 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6952 (print_operand): Handle TFmode and TImode for %y.
6953 (rs6000_generate_compare): Handle TFmode comparisons for E500
6955 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6956 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6957 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6958 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6959 TFmode for E500 double.
6960 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6961 (floatsidf2): Enable for E500 double.
6962 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6963 (extenddftf2): Change to extenddftf2_fprs.
6964 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6965 depending on TARGET_E500_DOUBLE.
6966 (extendsftf2): Enable for E500 double.
6967 (trunctfdf2): Enable for E500 double.
6968 (trunctfsf2): Change to trunctfsf2_fprs.
6969 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6970 depending on TARGET_E500_DOUBLE.
6971 (floatsitf2): Enable for E500 double.
6972 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6973 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6974 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6975 (negtf2): Change to negtf2_internal.
6976 (negtf2): New expander.
6977 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6978 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6979 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6980 (movdi_internal32): Use rs6000_nonimmediate_operand.
6981 (unnamed splitter): Likewise.
6982 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6983 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6984 (SPE64TF, DITI): New mode macros.
6985 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6988 (frob_<mode>_di_2): New.
6989 (frob_tf_di_8_2): New.
6990 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6992 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6994 (frob_ti_<mode>_8_2): New.
6995 (frob_ti_tf_2): New.
6996 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6997 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6999 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7000 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7001 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7002 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7003 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7004 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7007 2007-01-23 Ian Lance Taylor <iant@google.com>
7009 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7011 (OBJS-archive): Reformat, alphabetize.
7012 (OBJS): Change out_object_file to OBJS-md.
7014 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7016 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7017 JUMP_P and CALL_P predicates where applicable.
7018 * config/i386/i386.c: Ditto.
7019 * config/i386/i386.md: Ditto.
7020 * config/i386/mmx.md: Ditto.
7021 * config/i386/predicates.md: Ditto.
7023 2007-01-22 Andreas Schwab <schwab@suse.de>
7025 * config/m68k/m68k.h: Fix comment.
7027 2007-01-22 Jan Hubicka <jh@suse.cz>
7029 * passes.c (init_optimization_passes): Do not rerun
7030 pass_early_warn_uninitialized.
7032 2007-01-22 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/30038
7035 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7037 (execute_cse_sincos_1): Likewise.
7038 (execute_cse_sincos): Likewise.
7039 (gate_cse_sincos): Likewise.
7040 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7041 the cexpi() canonicalization of sincos().
7042 * tree-pass.h (pass_cse_sincos): Declare.
7043 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7045 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7047 PR rtl-optimization/29329
7048 * combine.c (replaced_rhs_insn): Rename to i2mod.
7049 (replaced_rhs_value): Rename to i2mod_new_rhs.
7050 (i2mod_old_rhs): New global variable.
7051 (combine_instructions): Adjust for above change. Save a copy of
7052 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7053 note are substituted in the second instruction.
7054 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7055 ditch the note if it pertains to the second eliminated register
7056 and this register is mentioned in i2mod_old_rhs.
7059 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7061 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7062 the insn to which the note was originally attached.
7064 2007-01-21 Jan Hubicka <jh@suse.cz>
7066 * ipa-inline.c (inlining_mode): Comment, move up.
7067 (cgraph_decide_inlining_incrementally): Do not perform inlining
7068 itself; fix handling of flattening of self recursive functions.
7069 (cgraph_find_cycles): Remove.
7070 (cgraph_flatten_node): Remove.
7071 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7072 (try_inline): New function.
7073 (cgraph_early_inlining): Update call of
7074 cgraph_decide_inlining_incrementally. Apply inlining here.
7075 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7077 2007-01-21 Dirk Mueller <dmueller@suse.de>
7080 * tree-vrp.c (check_array_bounds): do not warn
7081 about ADDR_EXPR's of ARRAY_REF's which are immediately
7082 used in binary expressions.
7084 2007-01-21 Ira Rosen <irar@il.ibm.com>
7086 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7087 read_write_dep and macros for its access.
7088 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7089 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7090 argument, call vect_check_interleaving for every independent pair of
7091 data-refs. Mark loads that access the same memory location as a store
7093 (vect_check_dependences): Remove.
7094 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7095 call, fix the call to vect_analyze_data_ref_dependence.
7096 (vect_analyze_data_ref_access): For statements that access the same
7097 data-ref, check that they are not stores; for loads, check that there
7098 is no store that access the same location.
7100 2007-01-20 Roger Sayle <roger@eyesopen.com>
7101 Joseph Myers <joseph@codesourcery.com>
7103 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7104 (-fdump-rtl-stack): Likewise.
7105 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7106 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7107 (-mpt-fixed): Use @minus{} for minus sign.
7108 (Using Precompiled Headers): Fix under/overfull hbox.
7110 2007-01-20 Jan Hubicka <jh@suse.cz>
7112 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7113 place within annotation.
7115 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7117 * pa.c (output_move_double): Change array size of xoperands to 4.
7119 2007-01-20 Jan Hubicka <jh@suse.cz>
7121 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7124 2007-01-19 Ian Lance Taylor <iant@google.com>
7126 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7127 constant to unsigned HOST_WIDE_INT before negating.
7129 2007-01-19 Ian Lance Taylor <iant@google.com>
7131 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7133 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7134 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7135 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7136 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7137 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7138 (realloc_vdef, realloc_vuse): Change second parameter to
7140 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7142 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7143 unsigned. Change x and lim locals to unsigned.
7144 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7146 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7147 (copy_virtual_operands): Change i and n locals to unsigned.
7149 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7152 * builtins.c (fold_builtin_1): Handle builtin fdim.
7154 2007-01-20 Jan Hubicka <jh@suse.cz>
7156 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7157 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7158 init_alias_heapvars.
7159 (init_alias_heapvars): Initialize only when not already initialized.
7160 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7162 2007-01-19 Roger Sayle <roger@eyesopen.com>
7164 * common.opt (fsigned-zeros): New command line option.
7165 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7166 of flag_unsafe_math_optimizations.
7167 * opts.c (set_fast_math_flags): The -ffast-math command line option
7168 implies -fno-signed-zeros.
7169 (fast_math_flags_set_p): Likewise.
7171 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7172 the documentation of -ffast-math appropriately. Wrap long lines.
7174 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7176 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7177 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7179 2007-01-19 Tomas Bily <tbily@suse.cz>
7181 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7183 (tree_init_ic_make_global_vars): New function
7184 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7185 (tree_gen_ic_profiler): New function
7186 (tree_gen_ic_func_profiler): New function
7187 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7188 (tree_profile_hooks): Added hook for indirec/virtual calls
7189 * value-prof.c (tree_find_values_to_profile): New case for
7191 (tree_values_to_profile): Call for determining indirect/virtual
7193 (tree_indirect_call_to_profile): New function
7194 (tree_ic_transform): New function
7195 (tree_ic): New function
7196 (find_func_by_pid): New function
7197 (init_pid_map): New function
7198 (tree_value_profile_transformations): Added check for
7199 indirect/virtual call transformation
7200 * value-prof.h (enum hist_type): New counter type for
7201 indirect/virtual calls
7202 (profile_hooks): Added new hook for profiling indirect/virtual
7204 * profile.c (instrument_values): New case for indirect/virtual
7206 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7207 (GCOV_COUNTER_V_INDIR): New counter type
7208 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7209 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7211 * cgraph.c: Definition of cgraph_max_pid
7212 (cgraph_create_node): Default init of pid attribute
7213 * cgraph.h: Declaration of cgraph_max_pid
7214 (struct cgraph_node): Added pid attribute
7215 * libgcov.c (__gcov_indirect_call_profiler): New function
7216 (__gcov_one_value_profiler_body): New function
7217 (__gcov_one_value_profiler): Body was moved to
7218 __gcov_one_value_profiler_body and calls it
7220 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7222 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7223 * gengtype.c (write_types_data, write_func_for_structure,
7224 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7225 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7226 (walk_type, write_func_for_structure): Generate the mark_hook if
7229 2007-01-19 Jan Hubicka <jh@suse.cz>
7231 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7232 'early' argument take inlining mode argument specifying whether to
7233 inline for size/speeed or all functions; add support for flattening;
7235 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7237 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7240 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7241 the name of the declared identifier.
7243 2007-01-19 Dirk Mueller <dmueller@suse.de>
7245 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7246 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7247 duplicate evaluation.
7249 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7251 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7252 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7253 to XFMode, use acosxf2 and truncate result to requested mode.
7254 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7255 (asin<mode>2): Similarly, with asin expanders.
7256 (*fscalexf4_i387): Rename from *fscalexf4.
7257 (expNcorexf3): New expander.
7258 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7259 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7260 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7261 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7262 patterns for SSE math.
7263 (exp10<mode>2): Similarly, with exp10 expanders.
7264 (exp2<mode>2): Similarly, with exp2 expanders.
7265 (expm1<mode>2): Similarly, with expm1 expanders.
7266 (ldexp<mode>3): Similarly, with ldexp expanders.
7267 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7268 Use gen_truncxf<mode>2_i387_noop to truncate result.
7270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7272 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7273 for ColdFire targets.
7275 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7276 Richard Sandiford <richard@codesourcery.com>
7278 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7279 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7280 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7281 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7282 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7283 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7285 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7287 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7288 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7289 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7290 (*adddi_dilshr32_cf): New pattern.
7291 (adddi3, subdi3): Remove first alternatives.
7293 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7295 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7296 implemented using move.l, do not use its cc result for floating-point
7299 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7301 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7302 from accepting 's' constraints if flag_pic.
7304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7306 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7307 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7308 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7309 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7311 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7313 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7314 ColdFire alternatives.
7315 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7316 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7317 architectures that support ff1 instruction.
7319 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7320 Julian Brown <julian@codesourcery.com>
7322 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7323 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7324 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7327 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7329 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7331 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7332 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7333 HOST_WIDE_INT instead of an rtx.
7334 (m68k_rtx_costs): Update call accordingly.
7335 (output_move_const_into_data_reg): Likewise. Fix formatting.
7336 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7338 (output_move_simode_const): Update calls after above changes.
7339 Rework to use automatic variables and predicates like MEM_P.
7340 * config/m68k/m68k.md (pushexthisi_const): Update call to
7343 2007-01-19 Dirk Mueller <dmueller@suse.de>
7345 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7348 2007-01-19 Richard Guenther <rguenther@suse.de>
7350 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7351 via cexp in case sincos is not available.
7353 2007-01-19 Richard Guenther <rguenther@suse.de>
7355 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7356 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7357 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7358 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7359 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7360 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7361 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7362 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7364 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7366 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7368 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7369 (atan2xf3): Directly generate RTL pattern.
7370 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7371 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7372 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7373 disable patterns for SSE math.
7374 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7375 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7376 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7377 disable patterns for SSE math.
7379 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7381 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7383 2007-01-18 Roger Sayle <roger@eyesopen.com>
7385 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7386 VIEW_CONVERT_EXPR to the same type as it's operand.
7388 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7390 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7391 configured for long double 128.
7393 2007-01-18 Mike Stump <mrs@apple.com>
7395 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7398 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7400 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7403 2007-01-18 Jan Hubicka <jh@suse.cz>
7405 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7406 greater than NUM_VOP_FREE_BUCKETS.
7408 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7410 * tree-ssa-structalias.c: Update comments.
7411 (ptabitmap_obstack): Removed.
7413 (oldpta_obstack): Ditto.
7414 (stats): Add a few members.
7415 (struct variable_info): Remove node, complex, address_taken, and
7416 indirect_target members. Add oldsolution member.
7417 (new_var_info): Do not initialize removed members.
7418 (constraint_expr_type): Remove INCLUDES.
7419 (constraint_graph): Add size, implicit_preds, rep,
7420 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7421 (FIRST_REF_NODE): New macro.
7422 (LAST_REF_NODE): Ditto.
7423 (FIRST_ADDR_NODE): Ditto.
7424 (find): New function.
7426 (dump_constraint): Do not handle INCLUDES.
7427 (insert_into_complex): Do not insert duplicate constraints.
7428 (condense_varmap_nodes): Renamed and rewritten into ...
7429 (merge_node_constraints): This. Also fix bug in handling of
7430 offseted copy constraints.
7431 (clear_edges_for_node): No longer need to deal with preds at all,
7432 or removing associated preds/succs.
7433 (merge_graph_nodes): Deal with indirect_cycles.
7434 Don't deal with predecessors.
7435 (add_implicit_graph_edge): New function.
7436 (add_pred_graph_edge): Ditto.
7437 (add_graph_edge): Don't deal with predecessors.
7438 (build_constraint_graph): Removed.
7439 (build_pred_graph): New function.
7440 (build_succ_graph): Ditto.
7441 (struct scc_info): Removed in_component. Added roots, dfs, and
7442 node_mapping. Remove visited_index, unification_queue.
7443 (scc_visit): Deal with union-find we do now.
7444 Deal with cycles with REF nodes.
7445 (collapse_nodes): Renamed and rewritten to ...
7446 (unify_nodes): This.
7447 (process_unification_queue): Removed.
7448 (topo_visit): Cleanup
7449 (do_da_constraint): Use find.
7450 (do_sd_constraint): Ditto.
7451 (do_ds_constraint): Ditto.
7452 (do_complex_constraint): Ditto.
7453 (init_scc_info): Update for removed and added members.
7454 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7455 (find_indirect_cycles): This.
7456 (equivalence_class): New variable.
7457 (label_visit): New function.
7458 (perform_variable_substitution): Rewritten.
7459 (free_var_substitution_info): New function.
7460 (find_equivalent_node): Ditto.
7461 (move_complex_constraints): Ditto.
7462 (eliminate_indirect_cycles): Ditto.
7463 (solve_graph): Only propagate changed bits.
7464 Use indirect cycle elimination.
7466 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7467 (tree_id_eq): Renamed to ...
7468 (tree_vi_eq): This. Update for member change
7469 (insert_id_for_tree): Renamed and rewritten to ...
7470 (insert_vi_for_tree): This.
7471 (lookup_id_for_tree): Renamed and rewritten to ...
7472 (lookup_vi_for_tree): This.
7473 (get_id_for_tree): Renamed and rewritten to ...
7474 (get_vi_for_tree): Ditto.
7475 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7476 (process_constraint): Don't handle INCLUDES.
7477 Remove special ADDRESSOF case.
7478 (find_func_aliases): Rewrite to use vi functions instead of id
7480 (create_function_info_for): Ditto.
7481 (create_variable_info_for): Ditto.
7482 (intra_create_variable_infos): Ditto.
7483 (merge_smts_into): Ditto.
7484 (find_what_p_points_to): Ditto.
7485 (init_base_vars): Ditto.
7486 (init_alias_vars): Ditto.
7487 (remove_preds_and_fake_succs): New function.
7488 (dump_sa_points_to_info): Dump new stats.
7489 (dump_solution_for_var): Use find.
7490 (set_used_smts): Fix formatting.
7491 (compute_points_to_sets): Updated for new functions.
7492 (ipa_pta_execute): Ditto.
7494 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7495 Richard Sandiford <richard@codesourcery.com>
7497 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7499 * calls.c (expand_call): If the return value is a PARALLEL,
7500 extract its first member.
7501 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7502 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7503 use FUNCTION_EXTRA_EPILOGUE.
7504 (m68k_function_value): Return a PARALLEL if the return value
7505 is of a pointer type.
7506 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7507 (FUNCTION_EXTRA_EPILOGUE): Remove.
7508 * config/m68k/m68k.md (D0_REG): New constant.
7510 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7512 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7513 output a NOP for empty epilogues.
7515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7517 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7518 before function. Extend register save check to include all
7519 registers, not just integer ones.
7521 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7523 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7524 (m68k_use_return_insn): ...this.
7525 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7526 * config/m68k/m68k.c (use_return_insn): Rename to...
7527 (m68k_use_return_insn): ...this.
7528 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7531 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7533 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7534 nearest even, fix denormal rounding overflow.
7536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7538 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7539 f%$smove and f%$move.
7540 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7541 (extendsfdf2_cf): Use fdmove instead of f%&move.
7542 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7543 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7545 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7547 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7552 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7553 (coldfire_single_format): Declare.
7554 (coldfire_double_format): Likewise.
7555 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7556 of qnan_msb_set to determine the lower bits of a canonical
7558 (encode_ieee_double): Likewise.
7559 (encode_ieee_quad): Likewise.
7560 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7561 (mips_single_format): Likewise.
7562 (ieee_double_format): Likewise.
7563 (mips_double_format): Likewise.
7564 (ieee_extended_motorola_format): Likewise.
7565 (ieee_extended_intel_96_format): Likewise.
7566 (ieee_extended_intel_128_format): Likewise.
7567 (ieee_extended_intel_96_round_53_format): Likewise.
7568 (ibm_extended_format): Likewise.
7569 (mips_extended_format): Likewise.
7570 (ieee_quad_format): Likewise.
7571 (mips_quad_format): Likewise.
7572 (vax_f_format): Likewise.
7573 (vax_d_format): Likewise.
7574 (vax_g_format): Likewise.
7575 (i370_single_format): Likewise.
7576 (i370_double_format): Likewise.
7577 (decimal_single_format): Likewise.
7578 (decimal_double_format): Likewise.
7579 (decimal_quad_format): Likewise.
7580 (c4x_single_format): Likewise.
7581 (c4x_extended_format): Likewise.
7582 (real_internal_format): Likewise.
7583 (coldfire_single_format): New real_format.
7584 (coldfire_double_format): Likewise.
7585 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7586 canonical_nan_lsbs_set.
7587 (pdp11_d_format): Likewise.
7588 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7589 if TARGET_COLDFIRE_CPU.
7591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7593 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7594 (output_call, m68k_legitimize_call_address): Declare.
7595 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7596 parenthesees. Add support for a 'W' constraint.
7597 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7598 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7599 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7600 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7602 (override_options): Initialize them. Do not set flag_no_function_cse
7603 for TARGET_ID_SHARED_LIBRARY.
7604 (m68k_output_pic_call): Delete.
7605 (m68k_legitimize_call_address): New function.
7606 (print_operand): Remove the %o prefix. Handle the %p prefix.
7607 (output_call): New function.
7608 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7609 target address from the GOT if symbolic jumps are not allowed.
7610 * config/m68k/m68k.md (call, general_operand): Do not set
7611 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7612 Merge separate flag_pic and !flag_pic define_insns into...
7613 (*call, *call_value): ...these new patterns. Match the address
7614 rather than the containing MEM and require it to be a call_operand.
7615 Use output_call to generate the asm template.
7616 * config/m68k/predicates.md (const_call_operand): New predicate.
7617 (call_operand): Likewise.
7619 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7621 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7622 (STACK_GROWS_DOWNWARD): Define to 1.
7623 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7624 comments, emphasizing that these values are only defaults.
7625 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7626 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7630 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7632 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7633 Richard Sandiford <richard@codesourcery.com>
7635 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7636 (FP_REGNO_P): New macros.
7637 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7638 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7639 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7640 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7642 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7644 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7645 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7647 * config/m68k/t-floatlib: New file, extracting common code from...
7648 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7649 * config/m68k/t-uclinux: Here.
7650 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7651 routines on ColdFire targets.
7653 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7655 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7656 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7657 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7658 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7659 explicitly set MOTOROLA to 1.
7660 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7663 Nathan Sidwell <nathan@codesourcery.com>
7665 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7666 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7667 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7668 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7669 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7670 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7671 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7672 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7673 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7674 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7675 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7676 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7677 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7678 (DBX_REGISTER_NUMBER): Delete.
7679 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7680 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7681 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7683 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7685 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7686 * config/flat.h: New file.
7687 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7689 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7690 indirect references for -msep-data or -mid-shared-library.
7691 Do not use PC-relative code addresses either.
7692 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7694 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7695 for shared libraries and crt1.o for executables. Use crti.o and
7697 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7698 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7699 Do not add -elf2flt or -shared-lib-id options here.
7700 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7701 Pass -shared-lib-id if -mid-shared-library, taking the library
7702 identifier from -mshared-library-id if given, otherwise
7704 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7705 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7706 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7707 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7708 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7709 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7711 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7712 jump sequence for ISA A and ISA A+.
7713 (PICJUMP): Likewise.
7715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7717 * config.gcc (m68k-*-uclinux*): Base the port on the common
7718 and m68k GNU/Linux files rather than on the generic ELF ones.
7719 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7720 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7722 2007-01-18 Julian Brown <julian@codesourcery.com>
7723 Richard Sandiford <richard@codesourcery.com>
7725 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7726 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7727 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7729 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7731 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7733 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7735 * doc/install.texi: Document m68k-uclinuxoldabi.
7736 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7737 * config/m68k/uclinux-oldabi.h: New file, copied from
7738 config/m68k/uclinux.h.
7740 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7742 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7743 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7744 (m32r_compute_frame_size): Use unsigned for regno.
7745 (m32r_reload_lr): Use gen_frame_mem.
7747 (m32r_output_function_epilogue): Don't output the function epilogue
7749 (m32r_expand_epilogue): New.
7750 (direct_return): Return false if the function has the interrupt
7752 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7753 * config/m32r/m32r.md (epilogue): New expander.
7754 (return_lr, return_rte): New insns.
7755 (return): Make it expander.
7756 (return_normal): New expander.
7758 2007-01-18 Josh Conner <jconner@apple.com>
7761 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7762 support for UNLE, UNLT, UNGE, and UNGT.
7764 2007-01-18 Jan Hubicka <jh@suse.cz>
7766 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7767 * tree-tailcall (add_virtual_phis): Likewise.
7768 (optimize_tail_call): Return TODOs.
7769 (execute_tail_calls): Return TODOs.
7770 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7771 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7773 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7774 Cleanup cfg using TODO.
7775 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7776 * passes.c (execute_function_todo): When cleanup did something, remove
7778 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7779 (make_edges): Don't cleanup_cfg.
7781 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7783 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7784 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7785 operate on the top of stack.
7786 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7787 register handling of instructions that output to the second
7789 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7790 (move_for_stack_reg): Special-case check for dead destination
7791 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7793 * config/i386/i386.md (UNSPEC_TAN): New constant.
7794 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7795 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7796 to correctly model move of constant 1.0 to top stack slot.
7797 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7798 (unnamed peephole2 pattern): Remove corresponding peephole2
7799 pattern that optimizes tan insn and loading of constant 1.0.
7800 (tanxf2): Use fptanxf4_i387.
7801 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7802 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7803 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7804 disable patterns for SSE math.
7805 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7806 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7808 2007-01-18 Dirk Mueller <dmueller@suse.de>
7809 Richard Guenther <rguenther@suse.de>
7812 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7813 * common.opt (Warray-bounds): Add new warning option.
7814 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7816 * Makefile.in: make tree-vrp.o depend on toplev.h
7817 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7819 (check_array_refs, check_array_bounds, check_array_ref): New.
7821 2007-01-18 Jan Hubicka <jh@suse.cz>
7823 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7824 (execute_ssa_ccp): Return flags conditionally.
7825 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7827 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7829 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7831 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7832 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7834 * Makefile.c (GTFILES): Add cfglayout.h.
7835 * gengtype.c (open_base_files): Likewise.
7836 * cfglayout.c (cfg_layout_function_footer,
7837 cfg_layout_function_header) Reindent to make gengtype happy.
7838 * cfglayout.h (cfg_layout_function_footer,
7839 cfg_layout_function_header): Add GTY(()) marker.
7841 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7843 2007-01-18 Ben Elliston <bje@au.ibm.com>
7845 * genautomata.c (write_automata): Include xstrerror output in the
7846 error message if writing the DFA description file fails.
7848 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7850 * config/mips/mips-protos.h (mips_output_external): Make it
7852 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7853 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7854 (extern_list): Likewise.
7855 (extern_head): Likewise.
7856 (TARGET_ASM_FILE_END): Likewise.
7857 (mips_file_end): Likewise.
7858 (mips_output_external): Rewritten.
7860 2007-01-18 Ben Elliston <bje@au.ibm.com>
7862 * genpreds.c (write_insn_preds_c): Only write out the function
7863 body for regclass_for_constraint if we have register constraints.
7865 2007-01-17 Tom Tromey <tromey@redhat.com>
7867 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7868 * doc/install.texi (Testing): Use sourceware.org.
7869 (Binaries): Likewise.
7870 (Specific): Likewise.
7871 * doc/contrib.texi (Contributors): Use sourceware.org.
7873 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7875 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7876 (AVR_ENHANCED): Rename to ...
7877 (AVR_HAVE_MUL): ... new.
7878 (avr_enhanced_p): Rename to ...
7879 (avr_have_mul_p): ... new.
7880 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7881 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7882 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7883 (avr_have_mul_p): ... new.
7884 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7885 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7886 'avr_enhanced_p' and 'enhanced'.
7887 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7888 AVR_HAVE_MUL instead of AVR_ENHANCED.
7889 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7890 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7891 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7892 instead of AVR_ENHANCED.
7893 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7894 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7895 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7897 2007-01-17 Ian Lance Taylor <iant@google.com>
7899 * vec.h (VEC_reserve_exact): Define.
7900 (vec_gc_p_reserve_exact): Declare.
7901 (vec_gc_o_reserve_exact): Declare.
7902 (vec_heap_p_reserve_exact): Declare.
7903 (vec_heap_o_reserve_exact): Declare.
7904 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7906 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7908 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7909 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7910 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7911 * vec.c (calculate_allocation): Add exact parameter. Change all
7913 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7914 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7915 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7916 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7917 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7918 (vec_heap_p_reserve_exact): New function.
7919 (vec_heap_o_reserve_exact): New function.
7921 2007-01-17 Jan Hubicka <jh@suse.cz>
7923 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7925 2007-01-17 Eric Christopher <echristo@apple.com>
7927 * config.gcc: Support core2 processor.
7929 2007-01-16 Jan Hubicka <jh@suse.cz>
7931 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7932 the names, just unlink the chain so we don't crash on dangling pointers
7935 2007-01-16 Jan Hubicka <jh@suse.cz>
7937 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7938 * tree-pass.h: Reorder to make IPA passes appear toegher.
7939 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7940 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7941 parameters, do not call early inliner.
7942 * ipa-inline.c: Update comments. Include tree-flow.h
7943 (cgraph_decide_inlining): Do not compute inlining parameters.
7944 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7945 be called with function context set up.
7946 (pass_ipa_inline): Remove unreachable functions before pass.
7947 (cgraph_early_inlining): Simplify assuming to be called from the
7949 (pass_early_inline): New pass.
7950 (cgraph_gate_ipa_early_inlining): New gate.
7951 (pass_ipa_early_inline): Turn into simple wrapper.
7952 (compute_inline_parameters): New function.
7953 (gate_inline_passes): New gate.
7954 (pass_inline_parameters): New pass.
7955 (apply_inline): Move here from tree-optimize.c
7956 (pass_apply_inline): New pass.
7957 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7959 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7961 (tree_function_versioning): Do not allocate dummy struct function.
7962 * tree-inline.h (optimize_inline_calls): Update prototype.
7963 * tree-optimize.c (execute_fixup_cfg): Export.
7964 (pass_fixup_cfg): Remove
7965 (tree_rest_of_compilation): Do not apply inlines.
7966 * tree-flow.h (execute_fixup_cfg): Declare.
7967 * Makefile.in (gt-passes.c): New.
7968 * passes.c: Include gt-passes.h
7969 (init_optimization_passes): New passes.
7970 (nnodes, order): New static vars.
7971 (do_per_function_toporder): New function.
7972 (execute_one_pass): Dump current pass here.
7973 (execute_ipa_pass_list): Don't dump current pass here.
7975 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7977 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7978 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7980 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7982 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7983 (strong_alias): Define.
7984 (__gcc_qmul): Provide non-FMA for soft-float.
7990 (__gcc_qunord): New.
8000 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8001 soft-float functions.
8002 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8003 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8004 about long double soft float.
8006 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8007 Tehila Meyzels <tehila@il.ibm.com>
8009 * tree-vectorizer.h (is_pattern_stmt_p): New.
8010 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8011 formatting (tabs instead of spaces). Cleanup and clarify setting
8012 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8013 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8014 (vectorizable_type_demotion): Check that types are integral.
8015 (vectorizable_type_promotion): Likewise.
8016 (vectorizable_store): Fix typo. Eliminate new-line at end of
8019 2007-01-16 Jan Hubicka <jh@suse.cz>
8021 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8024 2007-01-15 Eric Christopher <echristo@apple.com>
8026 * ifcvt.c: Include vec.h, vecprim.h.
8027 (check_cond_move_block): New argument regs.
8028 Reorganize. Add registers used to regs.
8029 (cond_move_process_if_block): Use regs set above as
8032 2007-01-15 Eric Christopher <echristo@apple.com>
8034 * config/darwin.h: Update copyright.
8035 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8036 (LINK_COMMAND_SPEC): Add -u.
8037 (LINK_SPEC): Fix umbrella for above.
8039 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8041 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8044 2007-01-15 Tom Tromey <tromey@redhat.com>
8046 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8047 * doc/install.texi (Testing): Don't mention jacks.
8048 (Configuration): Document --enable-java-maintainer-mode. Move
8049 --with-java-home to libgcj-specific section. Document
8051 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8053 2007-01-15 Jan Hubicka <jh@suse.cz>
8055 * tree-ssa-dce.c (DCE_TODOs): New.
8056 (propagate_necessity): Return if something changed.
8057 (eliminate_unnecessary_stmts): Likewise.
8058 (perform_tree_ssa_dce): Return TODO flags when needed.
8059 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8061 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8064 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8065 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8066 patterns using X87MODEF12 mode macro. Extend operand 1
8067 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8068 (log10<mode>2): Ditto.
8069 (log2<mode>2): Ditto.
8070 (log1p<mode>2): Ditto.
8071 (logb<mode>2): Ditto.
8072 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8073 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8074 (*fxtractxf3_i387): Rename from *fxtractxf3.
8075 (fxtract_extend<mode>xf3_i387): New insn pattern.
8076 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8077 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8078 and gen_fyl2xxf3_i387().
8080 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8082 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8083 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8084 get_loop_exit_edges. Changed return type to bool.
8085 * cfgloop.h (fix_loop_placement): Declaration removed.
8087 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8089 * param.h (MIN_VECT_LOOP_BOUND): New.
8090 * params.def (MIN_VECT_LOOP_BOUND): New.
8091 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8092 argument - minimum threshold for number of iterations.
8093 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8094 argument to declaration.
8095 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8096 MIN_VECT_LOOP_BOUND.
8097 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8098 slpeel_tree_peel_loop_to_edge with additional argument.
8099 (vect_do_peeling_for_alignment): Likewise.
8100 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8102 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8108 2007-01-14 Jan Hubicka <jh@suse.cz>
8110 * tree-dfa.c (remove_referenced_var): New function.
8111 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8112 prune referenced vars list too.
8113 * tree-flow.h (remove_referenced_var): Declare.
8115 2007-01-14 Jan Hubicka <jh@suse.cz>
8117 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8119 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8120 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8121 * except.h (verify_eh_throw_table_statements): Kill prototype.
8122 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8123 into call exrepssions.
8124 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8126 * tree-cfg.c: Include pointer-set.h.
8127 (verify_node_sharing): Work on pointer set.
8128 (verify_eh_throw_stmt_node): New.
8129 (verify_stmts): Use pointers sets, verify throw_stmt.
8131 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8133 * ipa-reference.c (analyze_function): Consider also addresses taken
8136 2007-01-12 Roger Sayle <roger@eyesopen.com>
8138 * c-typeck.c (null_pointer_constant_p): Replace use of
8139 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8140 (build_c_cast): Likewise.
8142 2007-01-12 Roger Sayle <roger@eyesopen.com>
8144 * tree.h (force_fit_type_double): Remove unused final argument.
8145 * c-common.c (constant_expression_warning): Replace use of
8146 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8147 (convert_and_check): Likewise.
8148 (shorten_compare): Update call to force_fit_type_double.
8149 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8150 * convert.c (convert_to_pointer): Update call to
8151 force_fit_type_double.
8152 * fold-const.c (force_fit_type_double): Remove overflowed_const
8154 (int_const_binop, fold_convert_const_int_from_int,
8155 fold_convert_const_int_from_real, fold_div_compare,
8156 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8157 fold_abs_const, fold_not_const): Remove the final argument from
8158 calls to force_fit_type_double.
8160 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8162 * configure.ac: Set insn to "nop" for spu-*-* also.
8163 * configure: Regenerate.
8165 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8167 * builtins.def : Add BUILT_IN_FREE.
8169 2007-01-12 Jan Hubicka <jh@suse.cz>
8171 PR tree-optimization/30443
8172 * tree-inline.c (tree_function_versioning): Do not optimize when
8173 cloning for inlining.
8175 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8177 * doc/loop.texi: Document recording of loop exits.
8178 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8179 (update_single_exits_after_duplication,
8180 update_single_exit_for_duplicated_loop,
8181 update_single_exit_for_duplicated_loops): Removed.
8182 (duplicate_loop_to_header_edge): Do not call
8183 update_single_exits_after_duplication and
8184 update_single_exit_for_duplicated_loops.
8185 (loop_version): Do not update single_exit information.
8186 (fix_loop_structure): Use record_loop_exits instead of
8187 mark_single_exit_loops.
8188 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8189 the lists of loop exits.
8190 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8191 split_edge, merge_blocks): Update the lists of loop exits.
8192 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8193 loop_optimizer_init.
8194 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8195 of mark_single_exit_loops.
8196 (loop_optimizer_finalize): Call release_recorded_exits.
8197 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8198 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8199 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8200 update single exit information.
8201 * lambda-code.c (perfect_nestify): Ditto.
8202 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8203 (mark_single_exit_loops): Removed.
8204 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8205 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8206 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8208 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8209 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8210 (verify_loop_structure): Verify consistency of the exit lists.
8211 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8212 (set_single_exit): Removed.
8213 * cfgloop.h (struct loop_exit): New function.
8214 (struct loop): single_exit_ field replaced by exits field.
8215 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8216 (struct loops): Added exits hash.
8217 (mark_single_exit_loops, set_single_exit): Declaration removed.
8218 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8220 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8222 * doc/invoke.texi: Avoid use of @headitem.
8224 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8226 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8228 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8230 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8233 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8234 Richard Sandiford <richard@codesourcery.com>
8236 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8237 * config/m68k/m68k.opt: Resort options.
8238 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8240 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8241 Richard Sandiford <richard@codesourcery.com>
8243 * doc/invoke.texi: Document the macros that are defined by
8244 m68k's -mtune and -mhard-float options.
8245 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8246 (m68k_cpp_cpu_family): Likewise.
8247 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8248 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8249 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8250 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8251 (m68k_cpp_cpu_family): Likewise.
8253 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8255 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8256 macros besides mc68000 as tuning macros. Use a switch statement
8257 to set them and mcpu32.
8259 2007-01-12 Julian Brown <julian@codesourcery.com>
8261 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8262 (TARGET_68040_ONLY): Rename to...
8263 (TARGET_68040): ...this.
8264 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8265 * config/m68k/m68k.md: Likewise.
8267 2007-01-12 Julian Brown <julian@codesourcery.com>
8268 Nathan Sidwell <nathan@codesourcery.com>
8269 Richard Sandiford <richard@codesourcery.com>
8271 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8272 the -mcpu= argument associated with the --with-cpu setting.
8273 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8274 if different from the one implied by the -mcpu setting.
8275 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8276 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8277 * doc/invoke.texi: Mention ColdFire in the introduction to the
8278 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8279 -mno-div and -mhard-float options. Make -m68881 a synonym for
8280 -mhard-float. Document the previously-undocumented -m5206e,
8281 -m528x, -m5307 and -m5407 options. Tweak the existing option
8282 documentation for consistency.
8283 * doc/install.texi: Mention new --with-cpu arguments.
8284 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8285 default CPU if neither -mcpu nor -march are specified.
8286 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8287 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8288 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8289 using m68k_tune to decide between families that implement the
8290 same ISA. Use m68k_tune to set __mcfv4e__.
8291 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8292 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8293 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8294 (FL_ISA_C, FL_ISA_MMU): New macros.
8295 (MASK_COLDFIRE): Delete.
8296 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8297 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8298 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8299 (TARGET_HARD_FLOAT): Do not define here.
8300 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8301 (TUNE_68000): New macro.
8302 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8303 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8304 (TUNE_CFV2): Redefine in terms of m68k_tune.
8305 (uarch_type, target_device, fpu_type): New enums.
8306 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8307 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8308 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8309 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8310 (FL_FOR_isa_c): New macros.
8311 (m68k_isa): New enum.
8312 (m68k_target_selection): New structure.
8313 (all_devices, all_isas, all_microarchs): New tables.
8314 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8315 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8316 (MASK_ALL_CPU_BITS): Delete.
8317 (m68k_find_selection): New function.
8318 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8319 Map the legacy target options to a combination of the new ones.
8320 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8321 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8322 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8324 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8325 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8327 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8328 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8329 * config/m68k/m68k-devices.def: New file.
8331 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8332 Nathan Sidwell <nathan@codesourcery.com>
8334 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8335 (SUBTARGET_EXTRA_SPECS): New macros.
8336 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8337 use %(asm_cpu_spec) instead.
8338 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8339 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8340 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8341 (EXTRA_SPECS): Rename to...
8342 (SUBTARGET_EXTRA_SPECS): ...this.
8344 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8345 Richard Sandiford <richard@codesourcery.com>
8346 Julian Brown <julian@codesourcery.com>
8348 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8349 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8350 to the configuration's default CPU.
8351 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8352 Remove default masks.
8353 (m680[012]0-*-*): Set the default with_cpu to the first part of
8355 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8356 (m68k*-*-linux): Extend the --with-cpu handling to...
8357 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8358 and m68010. Don't set target_cpu_default2.
8359 * doc/install.texi: Document --with-cpu for m68k.
8360 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8361 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8362 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8363 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8364 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8365 (ASM_SPEC): Remove use of %(asm_cpu_default).
8366 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8367 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8368 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8369 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8370 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8371 (TARGET_DEFAULT): Delete.
8372 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8373 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8374 (CPP_CPU_SPEC): Delete.
8375 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8376 the appropriate string.
8377 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8378 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8379 (ASM_SPEC): Don't use %(asm_default_spec).
8380 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8381 TARGET_DEFAULT and add MASK_68881.
8382 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8386 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8387 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8388 MASK_68010 alongside MASK_68020.
8389 * doc/invoke.texi: Document -m68010.
8390 * config/m68k/m68k.opt (m68010): New.
8391 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8393 (TUNE_68010): New macro.
8394 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8395 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8396 (M68K_CPU_m68332): Add MASK_68010.
8397 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8398 fallback definition.
8399 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8401 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8402 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8403 to all entries that use MASK_68020.
8404 (output_move_simode_const, output_move_himode, output_move_qimode)
8405 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8406 instead of TARGET_68020 to select clr behavior. Remove comment
8407 about there being no TARGET_68010.
8408 * config/m68k/m68k.md: Likewise throughout.
8410 2007-01-12 Julian Brown <julian@codesourcery.com>
8412 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8413 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8414 * config/m68k/m68k.md: Likewise.
8416 2007-01-12 Julian Brown <julian@codesourcery.com>
8418 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8419 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8421 2007-01-12 Julian Brown <julian@codesourcery.com>
8423 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8424 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8425 * config/m68k/m68k.md: Likewise.
8427 2007-01-12 Julian Brown <julian@codesourcery.com>
8428 Richard Sandiford <richard@codesourcery.com>
8430 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8431 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8432 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8434 (TARGET_CPU32): Rename to...
8435 (TUNE_CPU32): ...this.
8436 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8437 (TUNE_CFV2): New macros.
8438 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8439 remove conditions that are implied by TARGET_68020.
8440 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8441 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8442 (m68k_output_function_epilogue): Likewise.
8443 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8444 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8445 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8446 non-68000 timings. Refactor multiplication and division costs.
8447 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8448 TUNE_CPU32 instead of TARGET_CPU32.
8449 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8450 and TUNE_68060 instead of TARGET_68060.
8451 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8452 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8454 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8455 && !TARGET_COLDFIRE" to choose between moveq and clr.
8456 Likewise in the unnamed movsf pattern.
8457 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8458 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8461 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8463 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8464 of tabbing before backslashes.
8466 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8468 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8469 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8470 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8472 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8474 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8475 find_interesting_uses_cond.
8476 (find_interesting_uses_cond): Use extract_cond_operands.
8477 (rewrite_use_compare): Use extract_cond_operands and
8478 force_gimple_operand_bsi. Do not call update_stmt.
8479 (determine_use_iv_cost_condition): Use extract_cond_operands.
8480 Return cheaper of using original bound and changing the exit bound.
8482 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8484 PR tree-optimization/29516
8485 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8486 most_expensive_mult_to_index, addr_to_parts,
8487 create_mem_ref, maybe_fold_tmr): Make the type of
8488 fields of TARGET_MEM_REF sizetype.
8489 (move_fixed_address_to_symbol, move_pointer_to_base):
8491 * tree.def (TARGET_MEM_REF): Add comment on types of
8494 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8496 * c-common.c (vector_types_convertible_p): Treat opaque types as
8497 always convertible if they have the same size, but not otherwise.
8499 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8501 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8502 Remove the b_unconditional field.
8503 (noce_try_sign_mask): Do not look at b_unconditional.
8504 (noce_process_if_block): Do not use merge_if_blocks. Update
8505 the CFG here. Do not set b_unconditional.
8506 (cond_move_process_if_block): Likewise.
8507 (find_cond_trap): Likewise.
8508 (check_cond_move_block): Require simple jump insns at the end
8511 2007-01-11 Jan Hubicka <jh@suse.cz>
8513 PR tree-optimization/1046
8514 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8515 when alias info is not ready.
8516 (pass_tail_recursion): Do not require aliasing.
8517 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8518 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8519 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8520 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8521 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8522 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8523 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8525 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8526 When aliasing is not build, mark statement as volatile.
8528 2007-01-11 Tom Tromey <tromey@redhat.com>
8530 PR preprocessor/15185, PR preprocessor/20989:
8531 * doc/cppopts.texi <-MT>: Update description of algorithm for
8532 computing default target.
8533 <-M, -MD>: Reword "basename" text.
8535 2007-01-11 Roger Sayle <roger@eyesopen.com>
8537 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8538 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8539 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8540 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8541 fold_builtin_bswap, real_constp, fold_builtin_pow,
8542 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8543 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8544 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8545 * convert.c (convert_to_pointer): Likewise.
8546 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8547 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8548 const_binop, fold_convert_const_int_from_int,
8549 fold_convert_const_int_from_real,
8550 fold_convert_const_real_from_real, sign_bit_p,
8551 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8552 fold_sign_changed_comparison, fold_unary, fold_comparison,
8553 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8554 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8555 * print-tree.c (print_node_brief, print_node): Likewise.
8556 * stor-layout.c (place_field, layout_type): Likewise.
8557 * tree-chrec.c (keep_cast): Likewise.
8558 * tree.c (build_vector, build_real, build_real_from_int_cst,
8559 build_complex): Likewise.
8561 2007-01-11 Roger Sayle <roger@eyesopen.com>
8563 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8564 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8566 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8568 * configure.ac (strict1_warn): Rename to strict_warn.
8569 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8570 cc_set_by_configure, quoted_cc_set_by_configure,
8571 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8572 all_boot_languages, all_stagestuff): Remove.
8573 (target_list): Remove bootstrap targets.
8574 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8575 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8576 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8577 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8578 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8579 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8580 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8581 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8582 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8583 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8584 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8585 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8586 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8587 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8588 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8589 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8590 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8591 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8592 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8593 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8594 (mostlyclean): Adjust.
8595 (clean, distclean): Don't mention bootstrap stuff.
8596 * configure: Regenerate.
8597 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8598 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8599 treelang/config-lang.in (stagestuff): Remove.
8600 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8601 stageprofile, stagefeedback, stagestuff): Remove mention.
8603 2007-01-11 Nick Clifton <nickc@redhat.com>
8605 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8607 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8608 (mcore_arith_K_S_operand): Run the test for the S constraint not
8609 the test for the M constraint.
8610 (mcore_addsub_operand): Do not accept integer values that are
8611 larger than 32 bits.
8612 * config/mcore/mcore.md: Remove unused constraints from split.
8613 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8615 (allocate_stack): Likewise.
8616 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8617 operands to 32 bits.
8618 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8620 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8621 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8622 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8623 mcore_output_bclri, mcore_output_andn, output_inline_const,
8624 mcore_output_move, mcore_output_movedouble): Likewise.
8625 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8626 (output_inline_const): Likewise.
8627 (output_inline_const): Fix format strings used in sprintf
8629 * config/mcore/mcore-protos.h: Update prototypes for changed
8630 functions in mcore.c.
8631 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8632 HOST_WIDE_INT and not int.
8633 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8634 CONST_OK_FOR_N): Likewise.
8635 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8636 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8639 2007-01-10 Jan Hubicka <jh@suse.cz>
8641 * tree-vrp.c (remove_range_assertions): Release defs.
8642 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8643 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8645 2007-01-10 Paul Brook <paul@codesourcery.com>
8647 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8648 * config/arm/arm.md (mulsi3subsi): New insn.
8650 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8652 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8653 (tree_transform_and_unroll_loop): New.
8654 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8657 2007-01-10 Robert Kennedy <jimbob@google.com>
8659 * fold-const.c (fold_comparison): Fold comparisons like (x *
8660 1000 < 0) to (x < 0).
8662 2007-01-10 Ian Lance Taylor <iant@google.com>
8664 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8665 operands have the same priority.
8667 2007-01-10 Tom Tromey <tromey@redhat.com>
8669 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8670 (fold_binary): Likewise.
8671 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8672 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8673 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8674 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8675 * langhooks.h (struct lang_hooks): Removed field
8676 'can_use_bit_fields_p'.
8678 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8680 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8682 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8684 * function.c (get_last_funcdef_no): New function.
8685 * function.h (get_last_funcdef_no): Declare.
8686 * tree-inline.c (initialize_cfun): Add initialization.
8687 (tree_function_versioning): Cleanup.
8689 2007-01-10 Jan Hubicka <jh@suse.cz>
8691 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8694 2007-01-10 Sa Liu <saliu@de.ibm.com>
8695 Ben Elliston <bje@au.ibm.com>
8697 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8698 for SAVE_NONLOCAL and Pmode for any other save level.
8699 * spu-protos.h (spu_restore_stack_block): Declare.
8700 * spu.md (save_stack_block): Remove.
8701 (restore_stack_block): Call spu_restore_stack_block.
8702 * spu.c (spu_restore_stack_block): New function.
8703 (spu_expand_epilogue): Remove old comment.
8705 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8707 PR tree-optimization/30322
8708 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8709 (cand_value_at): Return the value as aff_tree.
8710 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8711 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8712 aff_combination_mult): New functions.
8713 (aff_combination_add): Use aff_combination_add_cst.
8714 (aff_combination_convert): Allow conversions to a wider type.
8715 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8716 * tree-affine.h (aff_combination_mult): Declare.
8718 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8720 * doc/tm.texi: Update documentation to reflect reality of exec
8721 and start file search behaviours. Update copyright year.
8722 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8723 header file directories.
8725 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8727 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8728 (*cosxf2): Rename to cosxf2_i387.
8729 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8730 using X87MODEF12 mode macro. Rename patterns to
8731 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8733 (*cosdf2, *cossf2): Ditto.
8734 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8735 to match extended input operands.
8736 (sincos<mode>3): New expander.
8737 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8738 insn patterns and corresponding splitters.
8740 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8742 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8743 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8745 2007-01-09 Nicolas Pitre <nico@cam.org>
8748 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8750 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8752 * target.h (struct gcc_target): New field library_rtti_comdat.
8753 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8754 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8755 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8756 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8758 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8760 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8762 2007-01-08 Richard Guenther <rguenther@suse.de>
8764 * tree.h (force_fit_type_double): Export.
8765 (force_fit_type): Remove.
8766 * fold-const.c (force_fit_type_double): New function.
8767 (force_fit_type): Remove.
8768 (int_const_binop): Use it.
8769 (fold_convert_const_int_from_int): Likewise.
8770 (fold_convert_const_int_from_real): Likewise.
8771 (fold_div_compare): Likewise.
8772 (fold_sign_changed_comparison): Likewise.
8773 (fold_unary): Likewise.
8774 (fold_negate_const): Likewise.
8775 (fold_abs_const): Likewise.
8776 (fold_not_const): Likewise.
8777 * c-common.c (shorten_compare): Use force_fit_type_double.
8778 * convert.c (convert_to_pointer): Likewise.
8780 2007-01-08 Richard Guenther <rguenther@suse.de>
8782 * tree.h (build_int_cst_wide_type): Export.
8783 * tree.c (build_int_cst_wide_type): New function.
8784 (build_int_cst_wide): Fix comment.
8785 * builtins.c (fold_builtin_object_size): Use build_int_cst
8786 to build -1 or 0 of the correct type. Use fit_double_type
8787 to check for overflow.
8788 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8790 (decode_field_reference): Likewise.
8791 (all_ones_mask_p): Likewise.
8792 (native_interpret_int): Use build_int_cst_wide_type.
8793 (fold_binary): Use build_int_cst_type to build an all-ones
8795 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8797 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8799 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8801 2007-01-09 Ben Elliston <bje@au.ibm.com>
8803 * genautomata.c (STATS_OPTION): New option.
8804 (stats_flag): New flag.
8805 (gen_automata_option): Handle it.
8806 (initiate_automaton_gen): Ditto.
8807 (write_automata): Output statistics only if stats_flag is
8808 set. Likewise, output time statistics only if time_flag is set.
8809 * doc/md.texi (Processor pipeline description): Document new flag.
8811 2007-01-08 Richard Guenther <rguenther@suse.de>
8813 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8814 * tree.c (build_int_cst_type): Likewise.
8815 (size_in_bytes): Don't call force_fit_type on the result.
8816 (int_fits_type_p): Use fit_double_type.
8817 * fold-const.c (fit_double_type): New function.
8818 (force_fit_type): Use it.
8819 * tree.h (fit_double_type): Export.
8821 2007-01-08 Jan Hubicka <jh@suse.cz>
8823 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8824 * ipa.c (function_and_variable_visibility): Fix return type.
8826 2007-01-08 Richard Guenther <rguenther@suse.de>
8828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8829 of offset to build the index.
8830 * tree-pretty-print.c (dump_generic_node): Don't build negated
8831 const just for printing.
8832 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8833 * builtins.c (fold_builtin_int_roundingfn): Check if result
8834 fits the type by using force_fit_type and comparing the result.
8835 * predict.c (predict_loops): Use compare_tree_int for comparison.
8836 * tree.c (build_int_cst): Fall back to integer_type_node for
8838 (build_int_cst_wide): Assert type is non-null.
8840 2007-01-08 Roberto Costa <roberto.costa@st.com>
8842 * tree-vrp.c (extract_range_from_cond_expr): New.
8843 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8844 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8846 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8847 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8848 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8849 used as expressions.
8850 * tree-object-size.c (cond_expr_object_size): New.
8851 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8853 2007-01-08 Jan Hubicka <jh@suse.cz>
8855 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8856 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8859 2007-01-08 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/23603
8862 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8863 (extract_range_from_binary): Fall back to truthvalue instead of
8864 varying for TRUTH_*_EXPR.
8865 (extract_range_from_comparison): Fall back to truthvalue instead of
8867 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8868 if all visited PHI values were constant.
8870 2007-01-08 Jan Hubicka <jh@suse.cz>
8872 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8873 (cgraph_analyze_function): break out from ...
8874 (cgraph_finalize_compilation_unit): ... here.
8875 (cgraph_expand_function): Remove forgoten commented out line.
8876 (cgraph_optimize): Analyze functions.
8878 2007-01-08 Jan Hubicka <jh@suse.cz>
8880 * tree-pas.h (TODO_remove_function): New flag.
8881 (TODO_update*): Renumber.
8882 (pass_ipa_increase_alignment,
8883 pass_ipa_function_and_variable_visibility): New passes.
8884 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8885 (cgraph_function_and_variable_visibility): Move to ipa.c
8886 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8887 cgraph_increase_alignment.
8888 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8889 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8890 calling tree-inline.
8891 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8892 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8893 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8894 (gate_increase_alignment): New function.
8895 (pass_ipa_increase_alignment): New pass.
8896 * ipa.c: Inline tree-pass.h and timevar.h
8897 (function_and_variable_visibility): Move here from cgraphunit.c
8898 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8899 * passes.c (init_optimization_passes): Add the two new passes.
8900 (execute_todo): Handle cgraph_remove_functions.
8902 2007-01-08 Nick Clifton <nickc@redhat.com>
8904 * config/frv/predicates.md (reg_or_0_operand): Accept
8907 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8909 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8910 * config.gcc: Add bfin*-rtems*.
8912 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8914 * c.opt: Add -flax-vector-conversions.
8915 * c-typeck.c (convert_for_assignment): Pass flag to
8916 vector_types_convertible_p to allow emission of note.
8917 (digest_init): Likewise.
8918 * c-opts.c: Handle -flax-vector-conversions.
8919 * c-common.c (flag_lax_vector_conversions): New.
8920 (vector_types_convertible_p): Unless -flax-vector conversions
8921 has been passed, disallow conversions between vectors with
8922 differing numbers of subparts and/or element types. If such
8923 a conversion is disallowed, possibly emit a note on the first
8924 occasion only to inform the user of -flax-vector-conversions.
8925 The new last argument specifies this.
8926 * c-common.h (flag_lax_vector_conversions): New.
8927 (vector_types_convertible_p): Add extra argument.
8928 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8929 char_type_node for V*QI type vectors.
8930 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8931 Update to satisfy new typechecking rules.
8932 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8934 * doc/invoke.texi (C Dialect Options): Document
8935 -flax-vector-conversions.
8937 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8939 PR tree-optimization/29877
8940 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8941 a register variable on the RHS to not be replaceable.
8943 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8944 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8945 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8946 const_simm15, const_pow2, const_npow2): Added.
8947 * config/score/misc.md (insv, extv, extzv, movmemsi,
8948 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8949 * config/score/score.c (score_address_cost, score_select_cc_mode):
8951 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8952 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8953 Update score_print_operand.
8954 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8955 Adjust register allocate order and update some macro define.
8956 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8957 mdx_block_move_straight, mdx_block_move_loop_head,
8958 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8959 mdx_block_move): Added.
8960 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8961 mdp_limm): Updated and fix some bug and typo.
8962 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8963 (movsf, movdf, doloop_end): Added.
8965 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8967 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8968 config/arm/thumb2.md: Fix comment typos.
8969 * doc/extend.texi: Fix a typo.
8971 2007-01-07 Eric Christopher <echristo@apple.com>
8973 * configure.ac: Check for __stack_chk_fail for darwin.
8974 * configure: Regenerate.
8976 2007-01-07 Richard Guenther <rguenther@suse.de>
8978 * tree-vrp.c (extract_range_from_assert): CSE calls to
8979 compare_values where possible.
8980 (extract_range_from_unary_expr): Likewise.
8982 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8984 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8985 * config/avr/avr.c (call_insn_operand): Delete function.
8986 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8987 instead of register number. Use predicates.
8988 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8989 call_insn_operand): Add.
8991 2007-01-06 Jan Hubicka <jh@suse.cz>
8993 * tree-pass.h (pass_build_cgraph_edges): Declare.
8994 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8995 (visited_nodes): Remove.
8996 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8997 build_cgrpah_edges; make visited_nodes local.
8998 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8999 (record_references_in_initializer): Move to cgraphbuild.c
9000 (initialize_inline_failed, rebuild_cgraph_edges,
9001 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9002 (verify_cgraph_node): Make visited_nodes local.
9003 (cgraph_analyze_function): Do not call cgraph_create_edges and
9004 initialize_inline_failed.
9005 (cgraph_expand_function): Do not call cgraph_lower_function;
9006 assert that function is already lowered.
9007 * Makefile.in (cgraphbuild.o): New.
9008 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9009 at the end of lowering passes.
9011 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9013 * ifcvt.c (cond_move_convert_if_block): New function, code
9014 factored out from...
9015 (cond_move_process_if_block): ...here. Call the new function
9016 on the THEN and ELSE blocks.
9017 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9018 already takes care of this.
9020 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9023 * tree.h (TREE_OVERFLOW_P): New.
9024 * c-typeck.c (parser_build_unary_op): Warn only if result
9025 overflowed and operands did not.
9026 (parser_build_binary_op): Likewise.
9027 (convert_for_assignment): Remove redundant overflow_warning.
9028 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9030 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9032 * c-typeck.c (store_init_value): Split over two lines to follow
9033 the GNU coding style.
9035 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9037 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9038 __GXX_EXPERIMENTAL_CXX0X__.
9039 * doc/cpp.texi: Same.
9041 2007-01-05 Richard Guenther <rguenther@suse.de>
9044 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9045 with mismatched types. Instead explicitly build a
9046 conversion NOP_EXPR.
9048 2007-01-05 Ian Lance Taylor <iant@google.com>
9050 * c-common.c (decl_with_nonnull_addr_p): New function.
9051 (c_common_truthvalue_conversion): Call it.
9052 * c-typeck.c (build_binary_op): Likewise.
9053 * c-common.h (decl_with_nonnull_addr_p): Declare.
9055 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9058 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9061 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9063 * doc/install.texi (Final install): Document the fact that
9064 the GNAT runtime should not be stripped.
9066 2007-01-04 Jan Hubicka <jh@suse.cz>
9068 * tree-inline.c (fold_marked_statements): Update operand caches
9069 and EH after folding
9071 2007-01-04 Ian Lance Taylor <iant@google.com>
9073 * c-common.c (check_function_nonnull): Whitespace fix.
9075 2007-01-04 Jan Hubicka <jh@suse.cz>
9077 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9078 comitted older version of patch.
9079 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9080 function, celanup cfg and collect garbage.
9082 2007-01-04 Mike Stump <mrs@apple.com>
9084 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9087 2007-01-04 Eric Christopher <echristo@apple.com>
9089 * libgcc2.c (__bswapsi2): Use SItype.
9090 (__bswapdi2): Use DItype.
9091 * libgcc2.h: Update for above.
9093 2007-01-04 Paul Brook <paul@codesourcery.com>
9095 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9096 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9097 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9098 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9099 umulsi3_highpart): Make conditional on !arm_arch6.
9100 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9101 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9102 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9103 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9104 umulsi3_highpart_v6): New insns.
9106 2007-01-04 Roger Sayle <roger@eyesopen.com>
9108 * fold-const.c (fold_convert): When casting an expression to void,
9109 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9110 have a type. Instead of attempting to build a NOP_EXPR, return
9111 these "special" trees directly.
9113 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9115 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9116 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9117 rs6000_cost->fp not 0 as adjustment for outer NEG.
9119 2007-01-04 Jan Hubicka <jh@suse.cz>
9121 * cgraph.c (cgraph_release_function_body): New function.
9122 (cgraph_remove_node): Use it.
9123 * cgraph.h (cgraph_release_function_body): Declare.
9124 * cgraphunit.c (cgraph_expand_function): Use it.
9125 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9126 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9127 is initialized and while compilation of other function is running.
9128 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9129 statement CFG annotations from here to ...
9130 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9132 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9134 * cfgloop.h (enum li_flags): Make the constants powers of two.
9136 2007-01-04 Jan Hubicka <jh@suse.cz>
9138 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9140 (fold_marked_statements): New function.
9141 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9142 * tree-inline.h (copy_body_data): Add statements_to_fold.
9144 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9146 * config.gcc: Mention libgcc/config.host.
9147 * Makefile.in: Update comments mentioning libgcc.
9148 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9149 (all.cross, start.encap, rest.encap, rest.cross): Update
9150 dependencies for libgcc move.
9151 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9152 (clean-target, clean-target-libgcc): Delete.
9153 (srcdirify, GCC_EXTRA_PARTS): New macros.
9154 (libgcc-support, libgcc.mvars): New rules.
9155 (distclean): Remove mention of mklibgcc.
9156 (install): Don't reference INSTALL_LIBGCC.
9157 (install-common): Don't reference EXTRA_PARTS.
9158 (install-libgcc, install-multilib): Delete rules.
9159 * mklibgcc.in: Delete file.
9160 * doc/configfiles.texi: Don't mention mklibgcc.
9162 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9163 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9164 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9165 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9166 (mklibgcc, ldblspecs): Likewise.
9168 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9169 (posixpre.def): Use $(T).
9170 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9171 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9172 (SHLIB_LINK): Make dummy.
9173 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9175 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9177 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9178 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9179 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9180 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9182 * configure.ac (all_outputs): Remove mklibgcc.
9183 * configure: Regenerated.
9185 2007-01-03 Josh Conner <jconner@apple.com>
9188 * calls.c (compute_argument_addresses): Set stack and stack_slot
9189 for partial args, too.
9190 (store_one_arg): Use locate.size.constant for the size when
9191 generating a save_area.
9193 2007-01-03 Robert Kennedy <jimbob@google.com>
9195 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9196 whose definitions are deleted due to basic block merging.
9198 2007-01-03 Paul Brook <paul@codesourcery.com>
9201 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9203 (use_return_insn): Return 0 for Thumb interrupt functions.
9204 (print_multi_reg): Add rfe argument for IRQ returns.
9205 (arm_output_epilogue): Pop interrupt return address directly into PC.
9206 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9208 2007-01-03 Paul Brook <paul@codesourcery.com>
9210 Merge from sourcerygxx-4_1.
9211 * config/arm/thumb2.md: New file.
9212 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9214 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9215 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9216 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9217 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9219 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9220 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9222 * config/arm/ieee754-sf.S: Ditto.
9223 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9224 (thumb1_base_register_rtx_p): ... to this.
9225 (thumb_index_register_rtx_p): Rename...
9226 (thumb1_index_register_rtx_p): ... to this.
9227 (thumb_output_function_prologue): Rename...
9228 (thumb1_output_function_prologue): ... to this.
9229 (thumb_legitimate_address_p): Rename...
9230 (thumb1_legitimate_address_p): ... to this.
9231 (thumb_rtx_costs): Rename...
9232 (thumb1_rtx_costs): ... to this.
9233 (thumb_compute_save_reg_mask): Rename...
9234 (thumb1_compute_save_reg_mask): ... to this.
9235 (thumb_final_prescan_insn): Rename...
9236 (thumb1_final_prescan_insn): ... to this.
9237 (thumb_expand_epilogue): Rename...
9238 (thumb1_expand_epilogue): ... to this.
9239 (arm_unwind_emit_stm): Rename...
9240 (arm_unwind_emit_sequence): ... to this.
9241 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9242 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9243 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9244 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9245 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9246 thumb2_output_casesi): New functions.
9247 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9248 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9249 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9250 THUMB2_WORK_REGS): Define.
9251 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9252 arm_condexec_mask, arm_condexec_masklen)): New variables.
9253 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9254 (arm_override_options): Check new CPU capabilities.
9255 Set new architecture flag variables.
9256 (arm_isr_value): Handle v7m interrupt functions.
9257 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9259 (const_ok_for_arm): Handle Thumb-2 constants.
9260 (arm_gen_constant): Ditto. Use movw when available.
9261 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9263 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9264 (thumb_find_work_register, arm_load_pic_register,
9265 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9266 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9267 print_multi_reg, output_mov_long_double_fpa_from_arm,
9268 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9269 output_mov_double_fpa_from_arm, output_move_double,
9270 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9271 output_return_instruction, arm_output_function_prologue,
9272 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9273 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9274 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9275 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9276 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9277 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9279 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9280 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9281 (arm_file_start): Output directive for unified syntax.
9282 (arm_unwind_emit_set): Handle stack alignment instruction.
9283 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9284 Add v6t2, v7, v7a, v7r and v7m.
9285 (RETLDM): Add Thumb-2 code.
9286 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9287 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9288 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9289 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9290 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9291 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9292 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9293 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9294 ADJUST_INSN_LENGTH): Define.
9295 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9296 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9297 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9298 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9299 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9300 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9301 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9302 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9303 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9304 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9305 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9306 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9307 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9308 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9309 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9310 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9311 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9313 * config/arm/arm-tune.md: Regenerate.
9314 * config/arm/arm-protos.h: Update prototypes.
9315 * config/arm/vfp.md: Enable patterns for Thumb-2.
9316 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9317 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9318 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9319 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9320 * config/arm/libunwind.S: Add Thumb-2 code.
9321 * config/arm/constraints.md: Update include Thumb-2.
9322 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9323 * config/arm/ieee754-df.S: Ditto.
9324 * config/arm/bpabi.S: Ditto.
9325 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9326 * config/arm/predicates.md (low_register_operand,
9327 low_reg_or_int_operand, thumb_16bit_operator): New.
9328 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9329 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9330 * config/arm/t-arm-elf: Add armv7 multilib.
9331 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9333 (UNSPEC_STACK_ALIGN, ce_count): New.
9334 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9335 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9337 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9338 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9339 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9340 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9341 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9342 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9344 * doc/extend.texi: Document ARMv7-M interrupt functions.
9345 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9347 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9349 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9350 (struct _Unwind_Context): Rename args_size to flags, remove
9351 signal_frame field, add a new args_size field and version field.
9352 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9353 _Unwind_IsExtendedContext): New inline functions.
9354 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9355 Assume by_value array is only present if _Unwind_IsExtendedContext.
9356 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9357 _Unwind_IsSignalFrame.
9358 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9359 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9360 (uw_init_context_1): Initialize context->flags to
9361 EXTENDED_CONTEXT_BIT.
9362 * config/rs6000/linux-unwind.h (frob_update_context): Use
9363 _Unwind_SetSignalFrame.
9365 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9368 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9369 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9372 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9374 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9375 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9376 RET, AT_SP): Remove.
9377 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9380 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9381 * cfgbuild.c (find_basic_blocks): Likewise.
9382 * cfgrtl.c (rtl_create_basic_block): Likewise.
9383 * function.c (temp_slots_at_level): Likewise.
9384 * reg-stack.c (stack_regs_mentioned): Likewise.
9385 * regclass.c (allocate_reg_info): Likewise.
9386 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9387 set_bb_for_stmt, move_block_to_fn): Likewise.
9388 * tree-complex.c (tree_lower_complex): Likewise.
9389 * vec.h (VEC_safe_grow_cleared): New.
9391 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9393 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9395 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9396 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9398 * cfgloopmanip.c (scale_loop_frequencies): Export.
9399 (loopify): Scale the frequencies by prescribed coefficients.
9400 (set_zero_probability): New function.
9401 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9402 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9403 and frequencies according to arguments.
9404 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9406 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9407 * modulo-sched.c (sms_schedule): Set probabilities for entering
9408 versioned loop correctly.
9409 * tree-vect-transform.c (vect_transform_loop): Ditto.
9410 * cfgloop.h (loopify, loop_version): Declaration changed.
9411 (scale_loop_frequencies): Declared.
9413 2007-01-02 Jan Hubicka <jh@suse.cz>
9415 * cgraph.c: Include tree-flow.h
9416 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9418 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9419 * tree-pass.h (pass_all_early_optimizations): Declare.
9420 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9422 (cgraph_analyze_function): Do early_local_passes.
9423 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9424 Do not add referenced vars.
9425 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9427 (gate_all_early_local_passes): New gate.
9428 (pass_early_local_passes): Use new gate.
9429 (execute_early_local_optimizations): New functions.
9430 (gate_all_early_optimizations): New gate.
9431 (pass_all_early_optimizations): New pass.
9432 (execute_free_datastructures): Free SSA only when initialized.
9433 (gate_init_datastructures): Init only when optimizing.
9434 (tree_lowering_passes): Do early local passes when called late.
9435 * tree-profile.c (do_tree_profiling): Don't profile functions added
9437 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9438 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9440 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9441 during early_local_passes.
9442 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9445 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9447 * Makefile.in: Update copyright year.
9449 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9451 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9452 in $(lang_checks) and check-consistency targets.
9454 2007-01-02 Jan Hubicka <jh@suse.cz>
9456 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9457 Do not add referenced vars.
9458 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9460 * passes.c (init_optimization_passes): Put mudflap_2 after
9461 free_datastructures.
9463 2007-01-02 Jan Hubicka <jh@suse.cz>
9465 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9466 Set NOTHROW flag on call statements proved to be nothrow.
9467 Update statement of local calls so new pure/const functions are
9468 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9470 (tree_rest_of_compilation): Register hooks and initialize bitmap
9471 early. Do not set after_inlining flag.
9473 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9475 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9476 HOST_BITS_PER_LONGLONG
9478 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9481 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9482 warning for non-static initializers.
9484 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9486 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9487 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9488 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9489 Always use set_unique_reg_note to add REG_EQUAL notes.
9491 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9494 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9496 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9497 * cfgbuild.c (find_basic_blocks): Likewise.
9498 * cfgrtl.c (rtl_create_basic_block): Likewise.
9499 * function.c (temp_slots_at_level): Likewise.
9500 * reg-stack.c (stack_regs_mentioned): Likewise.
9501 * regclass.c (allocate_reg_info): Likewise.
9502 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9503 set_bb_for_stmt, move_block_to_fn): Likewise.
9504 * tree-complex.c (tree_lower_complex): Likewise.
9505 * vec.h (VEC_safe_grow_cleared): New.
9507 2007-01-02 Ian Lance Taylor <iant@google.com>
9509 * c-common.c (c_common_truthvalue_conversion): When warning about
9510 using an assignment as a truth value, set TREE_NO_WARNING.
9512 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9515 * c.opt (Wold-style-declaration): New.
9516 * doc/invoke.texi (C-only Warning Options): New.
9517 (Wold-style-declaration): Document it.
9518 (Wextra): Enabled by -Wextra.
9519 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9520 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9521 -Wold-style-declaration.
9523 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9525 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9526 * cfgbuild.c (find_basic_blocks): Likewise.
9527 * cfgrtl.c (rtl_create_basic_block): Likewise.
9528 * function.c (temp_slots_at_level): Likewise.
9529 * reg-stack.c (stack_regs_mentioned): Likewise.
9530 * regclass.c (allocate_reg_info): Likewise.
9531 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9532 set_bb_for_stmt, move_block_to_fn): Likewise.
9533 * tree-complex.c (tree_lower_complex): Likewise.
9534 * vec.h (VEC_safe_grow_cleared): New.
9536 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9538 * c-common.c (c_common_nodes_and_builtins): Since variants of
9539 void_type_node get built before it is given a name, we need to
9540 give those variants the name, too.
9541 (complete_array_type): We need to work with the canonical main
9542 type of the array, from which we will build the qualified version.
9543 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9544 * print-tree.c (print_node): Display canonical type information
9546 * stor-layout.c (layout_type): When we don't know the
9547 alignment of a type for which we're building an array, we end up
9548 guessing wrong, so make the type require structural equality.
9549 * tree.c (make_node_stat): When we build a new type, it is its
9551 (build_type_attribute_qual_variant): When building an attribute
9552 variant, its canonical type is the non-attribute variant. However,
9553 if the attributes are target-dependent and they differ, we need to
9554 use structural equality checks for this type.
9555 (build_qualified_type): A qualified type is not equivalent to its
9556 unqualified variant; set the canonical type appropriately.
9557 (build_distinct_type_copy): When building a distinct type from
9558 another type, the new type is its own canonical type.
9559 (build_variant_type_copy): When building a new type variant, we
9560 assume that it is equivalent to the original type.
9561 (build_pointer_type_for_mode): When building a pointer type, also
9562 build a canonical type pointer.
9563 (build_reference_type_for_mode): When building a reference type,
9564 also build a canonical type reference.
9565 (build_index_type): When we can't hash an index type (e.g.,
9566 because its maximum value is negative), the index type requires
9567 structural equality tests.
9568 (build_array_type): Build the canonical form of an array type.
9569 (build_function_type): Function types require structural equality,
9570 because they contain default arguments, attributes, etc.
9571 (build_method_type_directly): Ditto for method types.
9572 (build_offset_type): Build the canonical offset type.
9573 (build_complex_type): Build the canonical vector type.
9574 (make_vector_type): Build the canonical vector type.
9575 * tree.h (TYPE_CANONICAL): New.
9576 (TYPE_STRUCTURAL_EQUALITY_P): New.
9577 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9578 (struct tree_type): Added "canonical" field.
9579 * params.h (VERIFY_CANONICAL_TYPES): New.
9580 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9581 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9582 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9583 * doc/invoke.texi (verify-canonical-types): Document --param
9584 parameter for verifying canonical types.
9586 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9588 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9589 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9590 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9591 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9593 * config/rs6000/e500.h: New.
9594 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9595 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9597 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9598 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9599 TARGET_E500_DOUBLE): Remove.
9600 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9601 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9602 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9603 * config/rs6000/rs6000.c (rs6000_override_options): Use
9606 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9608 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9609 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9610 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9611 rs6000_emit_cmove): Don't check TARGET_E500.
9612 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9613 sordered): Don't check TARGET_E500.
9615 2007-01-01 Eric Christopher <echristo@apple.com>
9617 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9618 HARD_REGISTER_NUM_P.
9620 2007-01-01 Roger Sayle <roger@eyesopen.com>
9622 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9623 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9624 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9627 2007-01-01 Mike Stump <mrs@apple.com>
9629 * configure.ac: Remove support for building with Apple's gcc-3.1.
9631 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9634 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9635 REG is a hard register. Do not modify REG before calling
9637 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9638 multiple of the size of YMODE for certain lowpart cases.
9640 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9643 * gimplify (voidify_wrapper_expr): Update for
9646 2007-01-01 Andreas Schwab <schwab@suse.de>
9649 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9650 save of BR0 in extra_spill_size instead of spill_size.
9651 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9653 (ia64_expand_epilogue): Restore BR0 from its new location.
9655 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9657 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9658 Use a temporary variable if the left hand side is not a gimple
9661 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9663 * gimplify.c (gimplify_return_expr): Make the temporary variable
9664 for the return expression, a gimple register variable.
9666 2007-01-01 Jan Hubicka <jh@suse.cz>
9668 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9671 2007-01-01 Mike Stump <mrs@apple.com>
9673 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9675 * config/darwin.c (machopic_select_rtx_section): Use
9677 (darwin_mergeable_constant_section): Likewise.
9678 * configure: Regenerate.
9679 * config.in: Regenerate.
9681 2007-01-01 Jan Hubicka <jh@suse.cz>
9682 Andrew Pinski <pinskia@gmail.com>
9684 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9685 before starting IPA passes.