1 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.c (avr_override_options): Clear
4 'flag_delete_null_pointer_checks'.
6 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
10 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21 * regmove.c: Move all of pass_stack_adjustments from here...
22 * combine-stack-adj.c: ...to this new file.
23 * Makefile.in: Add rules for combine-stack-adj.o.
25 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
27 PR tree-optimization/31383
28 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
29 to have the same length.
31 2007-03-30 Jan Hubicka <jh@suse.cz>
34 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
35 availablility; add more sanity checking; ask varpool only about
38 2007-03-29 Richard Henderson <rth@redhat.com>
40 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
41 to decide, but __SIZEOF_LONG_LONG__.
43 2007-03-29 Richard Henderson <rth@redhat.com>
45 * emutls.c (struct __emutls_array): New.
46 (emutls_destroy): Use it instead of casting element 0 from void*.
47 (__emutls_get_address): Likewise.
49 2007-03-29 Richard Henderson <rth@redhat.com>
51 * varasm.c (initializer_constant_valid_p): Don't deny
52 DECL_DLLIMPORT_P on functions.
54 * config/i386/cygming.h: Remove function declarations.
55 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
56 (ASM_OUTPUT_LABELREF): Remove.
57 (COMMON_ASM_OP): Remove.
58 (ASM_OUTPUT_COMMON): Remove.
59 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
60 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
61 (ASM_DECLARE_FUNCTION_NAME): Likewise.
62 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
63 Rename from TARGET_ENCODE_SECTION_INFO.
64 * config/i386/netware.h: Likewise.
65 * config/i386/i386-protos.h: Update.
66 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
67 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
68 (legitimate_constant_p): Reject dllimports.
69 (dllimport_map, get_dllimport_decl): New.
70 (legitimize_dllimport_symbol): New.
71 (legitimize_address, ix86_expand_move): Use it.
72 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
73 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
74 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
75 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
76 * config/i386/predicates.md (constant_call_address_operand): Only
77 accept symbols; reject dllimport_p symbols.
78 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
79 i386_pe_maybe_record_exported_symbol.
80 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
81 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
82 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
83 trust the setting of DECL_DLLIMPORT_P.
84 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
85 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
86 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
87 tidy the argument scanning loop.
88 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
89 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
90 (i386_pe_strip_name_encoding): Remove.
91 (i386_pe_binds_local_p): New.
92 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
93 (i386_pe_output_labelref): Remove.
94 (i386_pe_asm_output_aligned_decl_common): New.
95 (i386_pe_maybe_record_exported_symbol): Rename from
96 i386_pe_record_exported_symbol; check for dllexported symbols.
98 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
100 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
101 add comment explaining why vsnprintf cannot be used.
103 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
105 PR tree-optimization/30666
106 * tree.c (build_complex_type): When creating type names for DWARF2
107 debug info, create TYPE_DECLs for TYPE_NAME instead of
109 (build_common_tree_nodes_2): Use build_complex_type when building
110 predefined complex types, to preserve canonical types.
112 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
114 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
115 (noce_get_alt_condition): Look at it to determine whether to
116 reverse the condition or not.
117 (noce_get_condition): Substitute the truth for lies.
118 (noce_find_if_block): Set the then_else_reversed field.
120 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
122 * config/fr30/fr30.md (movdi): Do not accept immediates as the
123 destination of this insn.
124 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
125 than calling gen_rtx_SET directly. Use r0 to hold the value of
126 'address + 4' rather than a stack based temporary which can be
129 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
131 * config/s390/s390.c (s390_secondary_input_reload_class,
132 s390_secondary_output_reload_class): Functions removed.
133 (s390_secondary_reload): New function.
134 (TARGET_SECONDARY_RELOAD): Target macro defined.
135 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
136 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
137 * config/s390/s390.md ("reload_outti", "reload_outdi",
138 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
139 "reload_out<mode>"): Expanders removed.
140 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
141 "reload<mode>_nonoffmem_out"): Expanders added.
143 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
145 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
146 SRC->DEST replacement failed anyway.
148 2007-03-28 Mike Stump <mrs@apple.com>
150 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
151 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
152 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
154 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
156 * config.gcc: Accept barcelona as a variant of amdfam10.
157 * config/i386/i386.c (override_options): Likewise.
158 * doc/invoke.texi: Likewise.
160 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
162 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
163 offsets for BIT_FIELD_REF and COMPONENT_REF.
165 2007-03-28 Richard Guenther <rguenther@suse.de>
167 * tree.c (is_global_var): Move ...
168 * tree-flow-inline.h (is_global_var): ... here.
169 * tree.h (is_global_var): Remove declaration.
171 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
175 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
176 * config/i386/i386.c (ix86_tune_features): Initialize new
178 * config/i386/predicates.md (promotable_binary_operator): Use
179 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
181 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
184 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
186 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
188 * config/fr30/fr30.md (movsi_internal): Change destination
189 constraint from m to V and add m to the end.
191 2007-03-28 Christian Bruel <christian.bruel@st.com>
193 * config/sh/sh.md (movsi_i): Fix type attribute.
195 2007-03-28 Christian Bruel <christian.bruel@st.com>
197 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
198 (movsf_ie): Likewise.
200 2007-03-28 Christian Bruel <christian.bruel@st.com>
202 * config.gcc: Add sh4-300 to multilib.
203 * config/sh/t-mlib-sh4-300: New file.
205 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
207 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
208 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
210 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
211 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
212 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
213 "fixuns_trunctddi2"): Whitespace fix.
215 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
217 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
218 the definition of struct sh_args.
219 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
220 CALL_COOKIE_INT_REG_GET): Likewise.
222 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
224 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
225 transformations are applied successfully.
227 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
229 * tree.c (tree_contains_struct): Permit 512 tree codes.
230 * tree.h (tree_contains_struct): Ditto.
231 (MAX_TREE_CODES): Ditto.
232 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
233 SPARE member to store remaining padding bits.
235 2007-03-27 Anatoly Sokolov <aesok@post.ru>
237 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
240 2007-03-27 Janis Johnson <janis187@us.ibm.com>
242 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
243 * configure: Regenerate.
245 * configure: Regenerate using the correct version of autoconf.
247 2007-03-27 Anatoly Sokolov <aesok@post.ru>
249 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
251 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
252 regs to "__SP_L__" and "__SP_H__".
254 2007-03-27 Richard Guenther <rguenther@suse.de>
256 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
257 computations with it with a HOST_WIDE_INT variable.
259 2007-03-26 Mike Stump <mrs@apple.com>
261 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
262 objective-c-header, objective-c++-header and objc++-cpp-output
264 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
266 2007-03-26 Richard Henderson <rth@redhat.com>
269 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
270 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
271 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
272 IX86_BUILTIN_PSRLQ128): New.
273 (ix86_init_mmx_sse_builtins): Add them.
274 (ix86_expand_builtin): Expand them.
275 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
277 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
278 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
279 _mm_srli_epi64): Mark __B const.
280 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
281 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
282 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
283 new two-vector shift builtins.
285 2007-03-26 Ian Lance Taylor <iant@google.com>
287 PR tree-optimization/31345
288 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
289 [+INF, +INF(OVF)] into VARYING.
291 2007-03-26 Zack Weinberg <zackw@panix.com>
293 * gengtype-parse.c: New file.
294 * gengtype-yacc.y: Delete.
295 * gengtype-lex.l: Don't include gengtype-yacc.h.
296 Define YY_DECL and yyterminate appropriately for recursive
297 descent parser. yylval is now a string out-parameter to yylex.
298 (HWS, EOID): New shorthand.
299 (IWORD): Add a couple more types.
300 (yylex): Add a setup stanza. Remove the complex rules for
301 detecting GTY'ed types and typedefs; replace with simple
302 keyword detectors. Adjust everything for the changed
303 definition of yylval. Ignore all pp-directives, not just #define.
305 (parse_file): Rename yybegin; do not call yyparse.
307 * gengtype.c (xasprintf): Export again.
308 (this_file): New. Use everywhere __FILE__ was being used.
309 (get_lang_bitmap): Special case types defined in gengtype.c.
310 (do_typedef, new_structure): Suppress definition of certain types.
311 (new_structure): Improve diagnostics of duplicate definitions.
312 Make sure location_s is associated with input.h.
313 (nreverse_pairs, define_location_structures): New functions.
314 (main): Improve tagging of kludge types. Remove old kludges
315 for input.h types; use define_location_structures.
316 * gengtype.h: Update prototypes. Define token codes here.
317 * Makefile.in: Remove all references to gengtype-yacc.
318 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
320 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
321 add GTY((skip)) to the field that's only conditionally there.
322 * doc/install.texi: Document that Bison is no longer required
323 unless building treelang.
325 * gengtype.c: Don't include gtyp-gen.h.
326 (srcdir): Declare here.
327 (base_files, lang_dir_names): Allocate dynamically.
328 (gt_files, num_gt_files, num_lang_dirs): New globals.
329 (measure_input_list, read_input_line, read_input_list)
330 (set_lang_bitmap): New functions.
331 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
332 simplify, relying on read_input_list to set up the bitmaps.
333 (main): Arguments are no longer unused. Check for correct number
334 of command line arguments, set srcdir and srcdir_len, then call
335 read_input_list, before doing anything else. No need to worry
336 about duplicates in main loop.
337 * configure.ac: Simplify the calculation of all_gtfiles.
338 Put language tags in there. Don't set or substitute
339 all_gtfiles_files_langs or all_gtfiles_files_frags.
340 * Makefile.in: Revamp the way gengtype is invoked, now that it
341 takes a file on its command line with a much simpler format.
342 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
343 (GTFILES): Remove duplicates and C source files.
344 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
345 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
346 * configure: Regenerate.
348 * gengtype.h: Remove all type definitions to gengtype.c; leave
349 only definitions of options_p, type_p, and pair_p as opaque
350 pointers. Update prototypes.
351 * gengtype.c: Many type definitions moved here from gengtype.h.
352 Consolidate type definitions at the top of the file.
353 (xvasprintf): Delete.
354 (xasprintf): Make static.
355 (create_nested_pointer_option): Add 'next' parameter.
356 (create_field_all, create_field_at): New functions.
357 (create_field): Now a thin wrapper around create_field_all.
358 (create_optional_field): Rename create_optional_field_ and add
359 line argument. Original name is now a macro which supplies
361 (oprintf): Use vsnprintf directly.
362 (close_output_files): Use fatal rather than perror/exit.
363 (note_def_vec, note_def_vec_alloc): Use create_field_at.
364 (main): Set progname. Don't use exit.
365 * gengtype-yacc.y (struct_fields): Use create_field_at.
366 (option, optionseqopt): Delete.
367 (optionseq): Consolidate productions from option here so we
368 can use the first argument to create_option.
370 * gengtype-lex.l: Distinguish unions from structures in the
371 token type. Don't call find_structure; return the tag as a string.
372 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
373 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
374 Reorganize typedef_struct production accordingly.
375 Use create_nested_ptr_option.
376 * gengtype.c (create_nested_ptr_option): New function.
377 * gengtype.h: Declare it.
379 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
380 (string_type): Don't declare.
381 (do_scalar_typedef): Declare.
382 (create_scalar_type): Update prototype.
383 * gengtype.c (string_type): Make static.
384 (scalar_nonchar, scalar_char): New.
385 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
386 (resolve_typedef): Use scalar_nonchar for error recovery.
387 (create_scalar_type): Remove name_len field. Return scalar_char
388 or scalar_nonchar as appropriate.
389 (adjust_field_type): Look at scalar_is_char boolean to decide whether
391 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
393 (main): Initialize scalar_char and scalar_nonchar before calling
395 * gengtype-lex.l: Adjust for removal of second argument to
396 create_scalar_type. Use yylval.s instead of yylval.t when
398 * gengtype-yacc.y: Type of SCALAR is string. Call
399 create_scalar_type from type:SCALAR rule. Adjust for removal of
400 second argument to create_scalar_type.
402 * vec.h: Remove all #if IN_GENGTYPE blocks.
403 Add comment saying that changes may require adjustments to gengtype.
404 * gengtype.c: Don't include coretypes.h or tm.h.
405 Add comment to inclusion of errors.h.
406 (note_def_vec, note_def_vec_alloc): New functions.
407 * gengtype.h: Declare new functions.
408 * gengtype-lex.l: Don't include coretypes.h.
409 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
411 (update_lineno): Remove unnecessary prototype.
412 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
413 (VEC rule): Just return VEC_TOKEN.
414 * gengtype-yacc.y (VEC_TOKEN): New token type.
415 (type): Add a production for VEC(a,b).
416 * Makefile.in: Update dependencies.
418 * gengtype-lex.l: Remove rules for parsing pointer-to-function
419 typedefs that use the old PARAMS macro.
421 * gengtype-lex.l: Remove all rules and states relating to yacc
423 * gengtype-yacc.y: Similarly.
424 * gengtype.c (note_yacc_type): Delete function.
425 * gengtype.h: Update prototypes.
427 2007-03-26 Joseph Myers <joseph@codesourcery.com>
429 * tree-pretty-print.c (dump_generic_node): Report precision of
430 unnamed integer types.
432 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
434 * ifcvt.c (noce_try_store_flag_constants): Don't check
436 (noce_try_store_flag_constants): Don't check no_new_pseudos.
437 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
438 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
439 noce_try_sign_mask): Likewise.
440 (if_convert): Check no_new_pseudos here.
442 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
444 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
445 (noce_get_condition): Handle new then_else_reversed argument.
446 (noce_init_if_info): Remove, fold into noce_find_if_block.
447 (noce_process_if_block): Take a struct noce_if_info as the
448 argument. Don't set up one based on ce_if_info. Update pointer
449 references accordingly.
450 (cond_move_process_if_block): Likewise.
451 (process_if_block): Removed.
452 (find_if_block): Removed. Move functionality two new functions,
453 noce_find_if_block and cond_exec_find_if_block.
454 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
455 blocks and the symmetric IF-ELSE-JOIN case.
456 (cond_exec_find_if_block): Also new function mostly based on old
457 find_if_block and process_if_block.
458 (find_if_header): Replace find_if_block call with separately
459 guarded calls to noce_find_if_block and cond_exec_find_if_block.
460 (find_cond_trap): Update noce_get_condition call.
461 (dead_or_predicable): Likewise.
463 2007-03-26 Jakub Jelinek <jakub@redhat.com>
465 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
467 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
468 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
469 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
470 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
471 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
472 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
473 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
474 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
475 __builtin_ia32_psrad128 builtins.
477 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
479 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
480 * config/i386/constraints.md
481 (define_constraint "I"): Use IN_RANGE macro.
482 (define_constraint "J"): Ditto.
483 (define_constraint "K"): Ditto.
484 (define_constraint "M"): Ditto.
485 (define_constraint "N"): Ditto.
486 (define_constraint "O"): Ditto.
487 * config/i386/predicates.md
488 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
489 (define_predicate "const_0_to_3_operand"): Ditto.
490 (define_predicate "const_0_to_7_operand"): Ditto.
491 (define_predicate "const_0_to_15_operand"): Ditto.
492 (define_predicate "const_0_to_63_operand"): Ditto.
493 (define_predicate "const_0_to_255_operand"): Ditto.
494 (define_predicate "const_1_to_31_operand"): Ditto.
495 (define_predicate "const_2_to_3_operand"): Ditto.
496 (define_predicate "const_4_to_7_operand"): Ditto.
498 2007-03-25 David Edelsohn <edelsohn@gnu.org>
500 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
501 in SImode for save_world.
502 * config/rs6000/altivec.md (save_world, restore_world): Convert to
505 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
507 PR tree-optimization/30784
508 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
511 2007-03-25 Revital Eres <eres@il.ibm.com>
513 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
514 Fold movement_possibility function into it.
516 2007-03-25 David Edelsohn <edelsohn@gnu.org>
518 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
519 (load_macho_picbase_{si,di}): Convert to LR hard reg.
520 (call_indirect_nonlocal_darwin64): Same.
521 (call_nonlocal_darwin64): Same.
522 (call_value_indirect_nonlocal_darwin64): Same.
523 (call_value_nonlocal_darwin64): Same.
524 (sibcall_nonlocal_darwin64): Same.
525 (sibcall_value_nonlocal_darwin64): Same.
526 (sibcall_symbolic_64): Same.
527 (sibcall_value_symbolic_64): Same.
528 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
530 (rs6000_emit_load_toc_table): Same.
531 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
532 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
538 (load_toc_v4_pic_si): Same
539 (load_toc_v4_PIC_1): Same.
540 (load_toc_v4_PIC_1b): Same.
541 (call_indirect_aix{32,64}): Same.
542 (call_value_indirect_aix{32,64}): Same.
545 (call_local{32,64}): Same.
546 (call_value_local{32,64}): Same.
547 (call_indirect_nonlocal_aix{32,64}): Same.
548 (call_nonlocal_aix{32,64}): Same.
549 (call_value_indirect_nonlocal_aix{32,64}): Same.
550 (call_value_nonlocal_aix{32,64}): Same.
551 (call_indirect_nonlocal_sysv<mode>): Same.
552 (call_nonlocal_sysv<mode>): Same.
553 (call_value_indirect_nonlocal_sysv<mode>): Same.
554 (call_value_nonlocal_sysv<mode>): Same.
556 (sibcall_local{32,64}): Same.
557 (sibcall_value_local{32,64}): Same.
558 (sibcall_nonlocal_aix{32,64}): Same.
559 (sibcall_value_nonlocal_aix{32,64}): Same.
560 (sibcall_nonlocal_sysv<mode>): Same.
561 (sibcall_value): Same.
562 (sibcall_value_nonlocal_sysv<mode>): Same.
564 2007-03-24 Paul Brook <paul@codesourcery.com>
566 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
567 * config/arm/linux-eabi.h: Remove legacy syscall hack.
569 2007-03-24 Richard Henderson <rth@redhat.com>
571 * config/ia64/constraints.md: New file.
572 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
573 satisfies_constraint_?.
574 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
575 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
576 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
577 ia64_output_mi_thunk): Likewise.
578 (ia64_const_ok_for_letter_p): Remove.
579 (ia64_const_double_ok_for_letter_p): Remove.
580 (ia64_extra_constraint): Remove.
581 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
582 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
583 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
584 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
585 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
586 EXTRA_MEMORY_CONSTRAINT): Remove.
587 * config/ia64/ia64.md: Include constriants.md. Replace
588 CONST_OK_FOR_? with satisfies_constraint_?.
590 2007-03-23 Michael Meissner <michael.meissner@amd.com>
591 H.J. Lu <hongjiu.lu@intel.com>
593 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
595 (name macros): Use DPD_BID_NAME to convert names properly.
597 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
598 decimal floating point format.
599 (init_floating_libfuncs): Change decimal functions so that they
600 have a "bid_" prefix if the decimal system uses the BID format,
601 and "dpd_" prefix if the decimal system uses the DPD format.
602 (init_interclass_conv_libfuncs): Ditto.
603 (init_intraclass_conv_libfuncs): Ditto.
605 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
606 using the BID format.
608 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
609 whether we are using the BID decimal format.
610 * configure: Regenerate.
612 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
613 the compiler has decimal floating point enabled. Define
614 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
617 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
618 using the BID format.
620 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
621 whether we are using the BID decimal format.
622 * configure: Regenerate.
624 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
625 the compiler has decimal floating point enabled. Define
626 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
629 * doc/install.texi (--enable-decimal-float): Document BID and DPD
630 options, and that it is enabled for i386/x86_64 systems.
632 * Makefile.in (enable_decimal_float): New.
634 (DECNUMINC): Add -I$(DECNUMFMT).
635 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
636 to $(DECNUMFMT) from $(DECNUM).
638 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
639 Substitute enable_decimal_float.
640 * configure: Regenerated.
643 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
646 * configure.ac: Enable decimal float for x86_64-*-linux*.
647 * configure: Regenerated.
650 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
651 decimal128ClearSign to flip and clear the sign bit in decimal128.
652 (decimal_real_maxval): Set decimal128SetSign to set the sign
655 2007-03-23 Ian Lance Taylor <iant@google.com>
657 * fold-const.c (fold_binary): Correct warning for X - c >= X.
659 2007-03-23 Ian Lance Taylor <iant@google.com>
661 * tree-dump.c (dump_files): Correct comment.
663 2007-03-23 Ian Lance Taylor <iant@google.com>
665 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
667 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
669 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
670 in cfglayout mode. Don't go into and out of cfglayout mode.
671 Link the blocks in the order of the constructed traces.
672 (rest_of_handle_tracer): Adjust call to tracer.
673 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
674 Don't go into cfglayout mode.
675 (rtl_loop_done): Don't go out of cfglayout mode.
676 * cfglayout.c (relink_block_chain): New function, split out from...
677 (fixup_reorder_chain): ...here. Remove redundant checking.
678 (cfg_layout_finalize): Don't clear the header, footer, and aux
679 fields here, move the code to do so to relink_block_chain. Likewise
680 for free_original_copy_tables.
681 * rtl.h (tracer): Update prototype.
682 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
683 Assert we are in cfglayout mode. Don't go into and out of cfglayout
684 mode. Use relink_block_chain to serialize the CFG according to the
685 new basic block order. Move targetm.cannot_modify_jumps_p check from
687 (gate_handle_reorder_blocks): ...to here.
688 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
690 (gate_duplicate_computed_gotos): ...to here.
691 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
692 something always changes when going into and out of cfglayout mode.
693 Perform an expensive cfg cleanup while going into cfglayout mode.
694 Always update liveness information on HAVE_conditional_execution
695 targets. Reserialize the basic blocks and go out of cfglayout mode.
696 * reg-stack.c: Include cfglayout.h.
697 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
698 the call to reorder_basic_blocks.
699 * basic-block.h (reorder_basic_blocks): Update prototype.
700 (relink_block_chain): New prototype.
701 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
703 2007-03-23 Joseph Myers <joseph@codesourcery.com>
705 * config/mips/mips.md (type, hazard, *movdi_32bit,
706 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
707 *movhi_internal, *movqi_internal, *movsf_hardfloat,
708 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
709 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
710 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
712 (movcc): Change first xfer to multi.
713 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
714 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
715 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
716 config/mips/generic.md: Change reservations using "xfer" to use
718 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
720 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
721 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
723 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
725 2007-03-22 Richard Henderson <rth@redhat.com>
727 * config/i386/i386.c: Remove unnecessary function declarations.
728 Move targetm definition, and all related macros, to the end of
729 the file. Resort some functions to put definitions before uses.
730 (ix86_attribute_table): Make static. Move to end of file.
731 (ix86_gimplify_va_arg): Make static.
733 2007-03-22 Richard Henderson <rth@redhat.com>
735 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
736 don't increase local_regparm with force_align_arg_pointer check.
737 (ix86_function_sseregparm): Assert 32-bit.
738 (type_has_variadic_args_p): New.
739 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
740 type_has_variadic_args_p.
741 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
742 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
743 use memset instead. Do maybe_vaarg check first; skip attribute
744 tests if true; skip attribute tests for 64-bit.
745 (construct_container): Remove TARGET_DEBUG_ARG.
746 (function_arg_advance_32, function_arg_advance_64): Split out ...
747 (function_arg_advance): ... from here.
748 (function_arg_32, function_arg_64): Split out ...
749 (function_arg): ... from here.
750 (ix86_pass_by_reference): Tidy.
751 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
752 (function_value_32): New, from parts of ix86_function_value
753 and ix86_value_regno.
754 (function_value_64): New, from parts of ix86_function_value
755 and ix86_libcall_value.
756 (ix86_function_value_1): New.
757 (ix86_function_value, ix86_libcall_value): Use it.
758 (return_in_memory_32, return_in_memory_64): Split out ...
759 (ix86_return_in_memory): ... from here.
760 (ix86_struct_value_rtx): Skip for 64-bit.
761 (ix86_libcall_value, ix86_value_regno): Remove.
762 (setup_incoming_varargs_64): Split out ...
763 (ix86_setup_incoming_varargs): ... from here.
764 (ix86_va_start): Remove TARGET_DEBUG_ARG.
765 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
766 * config/i386/i386-protos.h (ix86_function_value): Remove.
767 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
769 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
772 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
773 infinities not supported, otherwise emit warning if -Woverflow. On
774 underflow, emit warning if -Woverflow.
775 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
777 * real.h (real_from_string): Update declaration
779 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
780 Richard Henderson <rth@redhat.com>
782 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
783 * calls.c (compute_argument_block_size, expand_call,
784 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
785 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
786 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
787 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
788 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
789 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
790 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
791 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
794 2007-03-22 Joseph Myers <joseph@codesourcery.com>
796 * c-incpath.c (add_sysroot_to_chain): New.
797 (merge_include_chains): Add sysroot argument. Call
798 add_sysroot_to_chain if sysrooted.
799 (register_include_chains): Update call to merge_include_chains.
800 * doc/cppopts.texi: Document use of '=' in include directory
803 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
806 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
807 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
808 insn pattern using X87MODEF12 mode macro.
810 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
812 * regmove.c (regmove_optimize): Use reg_mentioned_p
813 instead of reg_overlap_mentioned_p for DST.
815 2007-03-21 Mike Stump <mrs@apple.com>
817 * c.opt: Fixup for Objective-C/C++.
819 2007-03-21 Steve Ellcey <sje@cup.hp.com>
821 * explow.c (convert_memory_address): Fold memory reference when
822 POINTERS_EXTEND_UNSIGNED < 0
824 2007-03-21 Richard Henderson <rth@redhat.com>
827 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
828 * config/i386/mmintrin.h (__m64): Likewise.
829 * config/i386/xmmintrin.h (__m128): Likewise.
831 2007-03-21 Richard Sandiford <richard@codesourcery.com>
833 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
834 (VXWORKS_OS_CPP_BUILTINS): Define.
835 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
836 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
838 2007-03-21 Richard Sandiford <richard@codesourcery.com>
840 * rtl.h (constant_pool_reference_p): Delete.
841 (find_constant_src): Declare.
842 * rtlanal.c (find_constant_src): New function.
843 * simplify-rtx.c (constant_pool_reference_p): Delete.
844 * config/i386/i386.md: Use find_constant_src instead of
845 constant_pool_reference_p/avoid_constant_pool_reference pairs.
847 2007-03-21 Richard Sandiford <richard@codesourcery.com>
849 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
850 * c-cppbuiltin.c (c_cpp_builtins): Define them.
852 2007-03-20 Mark Mitchell <mark@codesourcery.com>
854 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
855 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
856 (arm_elf_asm_constructor): Use it.
857 (arm_elf_asm_destructor): New function.
859 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
861 * jump.c (mark_jump_label): Treat SEQUENCE specially.
863 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
865 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
867 2007-03-19 Andrew Haley <aph@redhat.com>
869 PR tree-optimization/31264
870 * tree-vrp.c (register_edge_assert_for_1): Don't look though
873 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
875 PR rtl-optimization/30907
876 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
877 (fwprop_init): Always call loop_optimizer_initialize.
878 (fwprop_done): Always call loop_optimizer_finalize.
879 (fwprop): We always have loop info now.
880 (gate_fwprop_addr): Remove.
881 (pass_fwprop_addr): Use gate_fwprop as gate.
883 PR rtl-optimization/30841
884 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
885 df_chain_alloc): Call df_reorganize_refs unconditionally.
886 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
887 refs_organized to refs_organized_size.
888 (df_ref_create_structure): Use refs_organized_size instead of
889 bitmap_size if refs had been organized, and keep refs_organized_size
891 * df.h (struct df_ref_info): Change refs_organized to
893 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
896 2007-03-19 Mark Mitchell <mark@codesourcery.com>
898 * except.c (output_function_exception_table): Do not reference the
899 EH personality routine for functions that do not require an
902 2007-03-20 Jakub Jelinek <jakub@redhat.com>
905 * c-typeck.c (convert_for_assignment): Call comptypes for
906 RECORD_TYPE or UNION_TYPE.
909 * reload1.c (reload): Do invalid ASM checking after
910 cleanup_subreg_operands.
912 2007-03-19 Jeff Law <law@redhat.com>
914 * tree-cfg.c (find_taken_edge): Tighten conditions for
915 optimizing computed gotos.
917 2007-03-19 Michael Matz <matz@suse.de>
919 * builtins.c (expand_builtin_sync_operation,
920 expand_builtin_compare_and_swap,
921 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
924 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
925 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
928 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
930 * doc/tm.texi: Add brackets around the return type of
931 TARGET_SECONDARY_RELOAD.
933 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
934 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/31254
937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
938 Use handled_component_p () where appropriate. Continue
939 propagating into the rhs if we propagated into an INDIRECT_REF
942 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
944 * config/s390/s390.md (op_type attribute): RRR instruction type added.
945 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
946 (xde, xdee): Mode attributes adjusted to support DFP modes.
947 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
948 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
949 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
950 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
951 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
952 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
953 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
955 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
956 "movsf"): Insn definitions removed.
957 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
958 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
959 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
961 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
962 "reload_in<mode>", "reload_out<mode>"): Expander added.
963 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
966 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
968 * config/s390/s390.md: Only non-functional changes. Renamed
969 FPR mode macro to BFP all over the file.
971 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
973 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
974 (op_type attribute): RRF instruction type added.
975 (fT0): New mode attribute.
976 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
977 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
978 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
979 no secondary memory is needed when moving DFmode values between GPRs
982 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
984 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
985 inverted and documentation adjusted.
986 ("mhard-dfp", "msoft-dfp"): New options.
987 * config/s390/s390.c (s390_handle_arch_option): New architecture
989 (override_options): Sanity checks for the new options added.
990 * config.gcc: New architecture switch: z9-ec.
991 * config/s390/s390.h (processor_flags): PF_DFP added.
992 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
993 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
994 when the bit is NOT set so remove it from the defaults.
996 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
998 * genemit.c (main): Print include statement for dfp.h.
999 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1002 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1004 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1006 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1009 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1012 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1014 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1015 attr_length_call, output_call, output_indirect_call): Cleanup
1016 formatting of targetm calls.
1018 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1020 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1022 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1024 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1025 reservation, bypass and anti-bypass descriptions for these instructions.
1026 Update move patterns.
1027 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1030 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1032 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1033 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1034 (get_initial_def_for_reduction): Likewise.
1036 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1038 Fix PR tree-optimization/29922
1039 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1040 (get_representative): Removed.
1041 (value_dies_in_block_x): Update for rvuse removal.
1042 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1043 (compute_antic_aux): Handle when PHI nodes appear in
1044 non-single-successors.
1045 (dump_bitmap_of_names): Removed.
1046 (compute_antic_safe): Renamed and removed rvuse calculation.
1047 Calculate only antic safe.
1048 (insert_into_preds_of_block): Remove assert.
1049 (execute_pre): Update for renamed functions.
1050 (defer_or_phi_translate_block): New function.
1052 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1054 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1055 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1057 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1058 Follow spelling conventions.
1060 * tree-data-ref.h: Remove the prototype for analyze_array.
1062 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1064 PR tree-optimization/31041
1065 * tree-vect-transform.c (get_initial_def_for_induction): Call
1066 force_gimple_operand.
1068 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1070 * ipa-type-escape.c (look_for_casts) : Revert code to use
1071 handled_component_p due to ada test a-numaux.adb.
1073 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1075 * final.c (final_scan_insn): Alter the condition of a
1076 conditional trap if we have nonstandard CC.
1078 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1080 * configure.ac: Remove excess quoting from asm line 0 test.
1081 * configure: Rebuilt.
1083 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1085 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1086 * c-common.c (convert_and_check): Move warning logic to...
1087 (warnings_for_convert_and_check): ...here. Define.
1088 * c-common.h (warnings_for_convert_and_check): Declare.
1090 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1092 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1093 (output_call): Likewise.
1095 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1097 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1099 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1101 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1103 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1106 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1108 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1110 PR tree-optimization/31183
1111 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1112 Use double_int instead of unsigned int for representing access_strides.
1113 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1115 2007-03-16 Richard Guenther <rguenther@suse.de>
1117 PR tree-optimization/31146
1118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1119 to allow recursion of forward_propagate_addr_expr.
1120 (forward_propagate_addr_into_variable_array_index): Likewise.
1121 (forward_propagate_addr_expr): Likewise.
1122 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1123 (forward_propagate_addr_expr_1): Recurse on simple copies
1124 instead of propagating into them. Do so for useless conversions
1126 (forward_propagate_addr_expr): Clean up unused statements after
1129 2007-03-16 Richard Guenther <rguenther@suse.de>
1131 * builtins.c (expand_builtin_cexpi): Use the right argument
1132 for the expansion via cexp.
1134 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1136 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1137 * configure: Rebuilt.
1139 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1142 * dwarf2out.c (force_type_die): Adjust comment.
1143 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1145 2007-03-15 DJ Delorie <dj@redhat.com>
1147 * config/frv/predicates.md (minmax_operator): Don't check operands
1150 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1152 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1153 Update constant estimates of number of iterations.
1154 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1155 argument renamed to "realistic".
1156 (compute_estimated_nb_iterations): Removed.
1157 (record_niter_bound): New function.
1158 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1159 call record_nonwrapping_iv with upper = false.
1160 (infer_loop_bounds_from_signedness): Pass upper argument to
1161 record_nonwrapping_iv.
1162 (estimate_numbers_of_iterations_loop): Do not call
1163 compute_estimated_nb_iterations. Record estimate based on profile
1164 information. Initialize the constant estimates of number of
1166 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1168 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1169 number of iterations is too small.
1170 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1171 (EST_NOT_AVAILABLE): Removed.
1172 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1173 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1176 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1178 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1179 Handle NE_EXPR guards.
1181 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1184 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1185 Set also -pedantic-errors by default for the preprocessor unless
1186 -fpermissive is given.
1188 2007-03-15 Richard Guenther <rguenther@suse.de>
1192 * builtins.c (expand_builtin_cexpi): As a fallback if we
1193 don't have builtins for sincos or cexp create a function
1194 declaration for cexp and expand to a call to that.
1195 (expand_builtin_int_roundingfn): Always fall
1196 back to floor/ceil and its variants even if they may be
1199 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1202 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1203 jump tables, move the call to delete_dead_jumptables from here...
1204 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1205 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1206 don't allow merging of blocks that try_redirect_by_replacing_jump
1207 also does not handle when not optimizing.
1209 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1210 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1212 * config/i386/i386.md (x86_sahf_1): Correctly handle
1215 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1219 x86_64_general_operand as operand[2] predicate. Remove "iF"
1220 from operand constraints and use "e" constraint instead.
1221 (*subti3_1, *subti3_1 splitter): Ditto.
1222 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1223 operand[1] predicate.
1225 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1227 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1228 arrays, multiply the access strides by the size of the sub-array.
1229 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1231 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1233 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1234 the configured assembler supports the sahf mnemonic.
1235 * configure: Regenerate.
1236 * config.in: Regenerate.
1238 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1239 emit "sahf" or ".byte\t0x9e" as asm template.
1241 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1244 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1245 option to replace hard coded TARGET_xxx in md file.
1246 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1247 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1248 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1249 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1250 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1251 (X86_TUNE_NOT_VECTORMODE): Ditto.
1252 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1253 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1254 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1255 (TUNE_SLOW_IMUL_IMM8): Ditto.
1256 (TUNE_MOVE_M1_VIA_OR): Ditto.
1257 (TUNE_NOT_UNPAIRABLE): Ditto.
1258 (TUNE_NOT_VECTORMODE): Ditto.
1260 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1263 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1264 tuning options instead of hard coded TARGET_xxx.
1265 (fix ssemode peephole2's): Ditto.
1266 (imul peephole2's): Ditto.
1268 (movdi_or_rex64): Ditto.
1269 (move peephole2): Ditto.
1270 (not peephole2's): Ditto.
1272 2007-03-14 Dirk Mueller <dmueller@suse.de>
1274 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1275 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1276 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1278 * c-parser.c (c_parser_do_statement): Warn about empty body in
1280 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1281 * doc/invoke.texi (-Wempty-body): Update documentation.
1283 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1286 * c-common.h (warn_for_div_by_zero): Declare.
1287 * c-common.c (warn_for_div_by_zero): Define.
1288 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1291 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1293 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1294 to PREFIX and STANDARD_PREFIX.
1296 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1297 Phil Edwards <phil@codesourcery.com>
1299 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1300 (__gthread_once_t): Remove busy field for RTPs.
1301 (__GTHREAD_ONCE_INIT): Update accordingly.
1303 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1305 * doc/invoke.texi: Document VxWorks options.
1307 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1309 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1311 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1313 PR tree-optimization/30590
1314 * tree-nrv.c (tree_nrv): Check for the partial update of the
1317 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1319 * flags.h (flag_random_seed): Remove declaration, in favor of...
1320 * toplev.h (get_random_seed, set_random_seed): ... these.
1321 * tree.c (get_file_function_name): Use the former.
1322 * opts.c (common_handle_option): Use the latter.
1325 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1328 * cse.c (cse_find_path): Do not bail out if a basic block that
1329 we already visited now becomes part of a path that starts at a
1330 different basic block. Just disallow this, to make sure we
1331 visit each basic block at most once.
1333 2007-03-13 Jan Hubicka <jh@suse.cz>
1335 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1336 when profile esitmate is present, calls with very low frequency are
1339 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1341 PR tree-optimization/30730
1342 PR tree-optimization/26900
1343 * tree-ssa-loop-niter.c: Include gmp.h.
1345 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1346 split_to_var_and_offset, determine_value_range,
1347 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1348 bound_difference, bounds_add, bounds_negate,
1349 number_of_iterations_ne_max, dump_affine_iv): New functions.
1350 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1351 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1352 difference of initial and final value of control iv to validate
1354 (number_of_iterations_cond): Add loop parameter. Determine bounds
1355 on the difference of the extremes of the control iv. Add dumps.
1356 (expand_simple_operations): Handle phi nodes.
1357 (simplify_using_initial_conditions): Do not record used conditions.
1358 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1359 Do not set additional_info.
1360 (implies_nonnegative_p, implies_ge_p): Removed.
1361 (derive_constant_upper_bound): Do not use parameter `additional'.
1362 (record_estimate): Parameter `additional' removed. Parameter
1363 `i_bound' added. Do not call derive_constant_upper_bound.
1364 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1365 bound the number of iterations estimate.
1366 (estimate_numbers_of_iterations_loop): Pass the estimate from
1367 the number of iterations analysis to record_estimate.
1368 * tree.h (multiple_of_p): Declare.
1369 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1370 (scev_const_prop): Do not check expression_expensive_p.
1371 * fold-const.c (multiple_of_p): Exported.
1372 * double-int.c (double_int_mask): Exported.
1373 * double-int.h (double_int_mask): Declare.
1374 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1375 field. Added max field.
1377 2007-03-13 David Taylor <taylor@candd.org>
1380 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1383 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1386 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1387 two unamed patterns.
1389 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.opt (mcx16, msahf): New options.
1392 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1393 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1395 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1396 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1397 Output -mcx16 and -msahf options when corresponding bit is set.
1399 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1402 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1404 * configure.ac: Test for assembler tolerance to # 0 "".
1405 * configure, config.in: Rebuilt.
1406 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1408 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1410 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1412 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1413 (handle_syscall): Handle direct system calls.
1414 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1416 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1418 * doc/invoke.texi: Fix cpp.info cross-reference.
1419 * doc/passes.texi: Fix gcc.info cross-reference.
1421 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1423 PR tree-optimization/30835
1424 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1425 bb_for_stmt is not NULL before accessing it.
1427 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1429 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1432 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1435 * doc/install.texi: Document --enable-stage1-languages
1437 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1439 * tree-pass.h (pass_into_cfg_layout_mode,
1440 pass_outof_cfg_layout_mode): Declare.
1441 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1442 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1443 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1444 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1446 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1448 * c-decl.c (warn_variable_length_array): New function.
1449 Refactored from grokdeclarator to handle warn_vla
1450 and handle unnamed array case.
1451 (grokdeclarator): Refactored VLA warning case.
1452 * c.opt (Wvla): New flag.
1453 * doc/invoke.texi (Wvla): New warning.
1455 2007-03-12 Richard Henderson <rth@redhat.com>
1457 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1458 (TARGET_SECTION_TYPE_FLAGS): New.
1460 2007-03-12 Richard Henderson <rth@redhat.com>
1462 * config/darwin.c (machopic_reloc_rw_mask): New.
1463 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1464 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1466 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1468 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1469 * cppdefault.h (cpp_PREFIX): Document.
1470 (cpp_PREFIX_len): Likewise.
1471 (cpp_EXEC_PREFIX): New variable.
1472 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1473 * c-incpath.c (add_standard_paths): Correct logic for relocating
1474 paths within prefix.
1476 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1479 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1481 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1482 fix_truncdfdi_sse using SSEMODEF mode macro.
1483 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1484 fix_truncdfsi_sse using SSEMODEF mode macro.
1485 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1486 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1488 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1490 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1493 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1495 * tree.h : Add multiple_of_p declaration.
1496 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1497 * ipa-type-escape.c (results_of_malloc): Redundant.
1498 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1499 (cast_type): Extended with new members.
1500 (check_cast): Returns cast_type.
1501 (cast): New structure for data of walk_use_def_chains.
1502 (is_malloc_result, is_cast_from_non_pointer_1,
1503 is_cast_from_non_pointer,
1504 is_array_access_through_pointer_and_index): New functions.
1505 (look_for_casts): Returns cast types.
1506 (check_call): Returns void.
1507 (okay_pointer_operation): Use support of pointer plus index,
1508 pointer plus constant and allow all multiplications.
1510 2007-03-11 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/31115
1513 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1514 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1515 A shift count of zero is not special as with *_DIV_EXPR.
1516 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1519 2007-03-11 Ian Lance Taylor <iant@google.com>
1521 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1522 the *_DIV_EXPR codes correctly with overflow infinities.
1524 2007-03-11 Ira Rosen <irar@il.ibm.com>
1526 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1527 indicate success/failure of the analysis. Add negation to subtrahend
1528 in case of subtraction. Fail if both operands contain constants.
1529 (create_data_ref): Fail if analyze_offset fails.
1531 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.md (frndintxf2): Rename to ...
1534 (rintxf2): ... this. Remove expander having same name.
1535 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1536 (roundsf2, rounddf2): Ditto.
1537 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1538 (lround<mode>di2, lround<mode>si2): Ditto.
1540 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1542 * lower-subreg.c: Include except.h.
1543 (decompose_multiword_subregs): Verify that the only control flow
1544 insns we can split are loads to multi-words pseudos.
1545 Handle breaking such blocks after splitting, instead of calling
1546 find_many_sub_basic_blocks.
1548 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1549 on the new basic block. Add a lengthy comment explaining why we
1550 thought this was necessary.
1551 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1553 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1556 * tree.c (walk_type_fields): Recurse into the element type of
1557 ARRAY_TYPEs if there is a pointer set.
1559 2007-03-10 Dirk Mueller <dmueller@suse.de>
1561 * c-common.c (warn_logical_operator): Fix condition.
1563 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1565 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1567 * config/darwin.c (machopic_select_section): Remove superfluous
1568 argument in call to categorize_decl_for_section. Remove unused
1571 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1573 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1575 * configure: Regenerate.
1577 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1581 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1582 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1583 Add LABEL_NUSES to emitted label.
1584 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1585 branch probability value to emitted jump insn.
1586 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1587 Do not check life information and do not re-arrange input operands
1588 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1590 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1592 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1593 the change of decode_asm_operands.
1595 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1597 * mode-switching.c (create_pre_exit): Skip blockage insn.
1599 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1601 * tree-pass.h (TODO_update_smt_usage): Remove.
1603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1607 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1609 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1610 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1611 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1614 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1616 * gcc.c: Document %{, in big comment at top.
1617 (input_suffix_matches): Remove special handling for .s and
1619 (input_spec_matches): New.
1620 (handle_braces): Handle %{,.
1621 (validate_switches): ',' indicates a value which is not a switch.
1622 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1623 to detect assembler input.
1624 * config/i386/sol2.h (CPP_SPEC): Likewise.
1625 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1626 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1627 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1628 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1629 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1630 -m64 causes deployment target to default to 10.5.
1631 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1633 2007-03-09 Richard Henderson <rth@redhat.com>
1636 * target.h (targetm.asm.out.reloc_rw_mask): New.
1637 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1638 (TARGET_ASM_OUT): Use it.
1639 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1640 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1641 use the new reloc_rw_mask target hook instead.
1642 (default_section_type_flags_1): Merge into...
1643 (default_section_type_flags): ... here.
1644 (decl_readonly_section_1): Merge into...
1645 (decl_readonly_section): ... here.
1646 (default_elf_select_section_1): Merge into...
1647 (default_elf_select_section): ... here.
1648 (default_unique_section_1): Merge into...
1649 (default_unique_section): ... here.
1650 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1651 (default_select_rtx_section): Use it.
1652 (default_elf_select_rtx_section): Likewise.
1653 * output.h: Update to match.
1654 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1655 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1656 (TARGET_ASM_RELOC_RW_MASK): New.
1657 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1658 to categorize_decl_for_section.
1659 (x86_64_elf_unique_section): Likewise.
1660 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1661 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1662 (TARGET_ASM_RELOC_RW_MASK): New.
1663 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1664 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1665 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1666 (TARGET_RWRELOC): Remove.
1667 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1668 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1669 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1670 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1671 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1672 (rs6000_xcoff_select_section): Use decl_readonly_section.
1673 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1674 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1675 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1676 (TARGET_SECTION_TYPE_FLAGS): Remove.
1677 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1679 2007-03-09 Roger Sayle <roger@eyesopen.com>
1681 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1682 complex constant equality/inequality comparisons for here.
1683 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1684 known at compile-time or can be simplified to a scalar comparison.
1685 (fold_relational_const): Move compile-time evaluation of complex
1686 constant equality/inequality comparisons to here.
1688 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1690 PR rtl-optimization/30643
1691 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1693 (fold_rtx): Recurse, like before 2006-11-03.
1695 2007-03-09 DJ Delorie <dj@redhat.com>
1697 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1700 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1702 PR tree-optimization/30375
1703 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1704 LHS of statements is not the same.
1705 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1707 2007-03-09 Chao-ying Fu <fu@mips.com>
1709 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1711 * doc/invoke.texi (-mdspr2): Document new option.
1712 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1713 New unspec for DSP REV 2.
1714 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1715 these instructions are extended in DSP REV 2.
1716 (mips-dspr2.md): Include.
1717 * config/mips/mips.opt (mdspr2): New option.
1718 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1719 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1720 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1721 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1722 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1723 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1724 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1726 (bdesc_map): Add one field of unsupported_target_flags.
1727 (bdesc_arrays): Update entries to have extra fields. Add
1729 (mips_init_builtins): Initialize new function types.
1730 Check unsupported_target_fileds to filter out builtins.
1731 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1733 (ASM_SPEC): Pass mdspr2 to the assembler.
1734 * config/mips/mips-dspr2.md: New file.
1736 2007-03-09 Sa Liu <saliu@de.ibm.com>
1738 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1740 2007-03-09 Ian Lance Taylor <iant@google.com>
1742 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1743 argument) like -Wstrict-overflow=2.
1744 * doc/invoke.texi (Warning Options): Update documentation.
1746 2007-03-09 Dirk Mueller <dmueller@suse.de>
1749 * doc/invoke.texi (-Wlogical-op): Document.
1750 * common.opt (-Wlogical-op): New.
1751 * c-common.h (warn_logical_operator): Declare.
1752 * c-common.c (warn_logical_operator): Define.
1753 * c-typeck.c (parser_build_binary_op): Call
1754 warn_logical_operator.
1756 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1758 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1759 * final.c (final_scan_insn): Test for non-"" file name.
1761 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1763 * doc/loop.texi: Document the Omega linear constraints solver.
1764 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1765 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1766 omega-hash-table-size, omega-max-keys, and
1767 omega-eliminate-redundant-constraints.
1768 * tree-pass.h (pass_check_data_deps): Declared.
1771 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1772 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1773 pass_check_data_deps): New.
1774 * tree-data-ref.c (init_data_ref): Remove declaration.
1775 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1776 (analyze_array): Renamed init_array_ref, move up initializations.
1777 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1778 Removed arguments that are set to NULL.
1779 (analyze_indirect_ref): Correct indentation, correct call to
1781 (object_analysis): Call init_array_ref instead of analyze_array.
1782 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1783 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1784 of DR_ACCESS_FNS_ADDR.
1785 (init_omega_eq_with_af, omega_extract_distance_vectors,
1786 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1787 ddr_consistent_p): New.
1788 (compute_affine_dependence): Check consistency of ddrs when
1789 flag_check_data_deps is passed.
1790 (analyze_all_data_dependences): Uncomment.
1791 (tree_check_data_deps): New.
1792 * tree-data-ref.h: Include omega.h.
1793 (DR_ACCESS_FNS_ADDR): Removed.
1794 (data_dependence_relation): Add inner_loop.
1795 (DDR_INNER_LOOP): New.
1796 * common.opt (fcheck-data-deps): New.
1797 * tree-flow.h (tree_check_data_deps): Declare.
1798 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1799 (OBJS-common): Depend on omega.o.
1801 * passes.c (pass_check_data_deps): Scheduled.
1802 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1803 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1804 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1805 PARAM_VECT_MAX_VERSION_CHECKS,
1806 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1808 2007-03-09 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/30904
1812 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1813 the same way as *_DIV_EXPR.
1815 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1817 * recog.c (decode_asm_operands): No mixed declarations and code.
1819 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1821 * rtl.def (ASM_INPUT): Add location.
1822 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1823 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1824 (decode_asm_operands): Add loc operand.
1825 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1826 * stmt.c (expand_asm): Rename to...
1827 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1828 gen_rtx_ASM_INPUT_loc.
1829 (expand_asm_expr): Adjust.
1830 * recog.c (decode_asm_operands): Add loc operand.
1831 (check_asm_operands, extract_insn): Adjust.
1832 * reload1.c (maybe_fix_stack_asms): Likewise.
1833 * final.c (asm_insn_count): Likewise.
1834 (final_scan_insn): Output # line before and after asm.
1836 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1838 * tree-ssa-structalias.c (variable_info): Remove
1840 (new_var_info): Ditto.
1841 (shared_bitmap_info_t): New structure.
1842 (shared_bitmap_table): New variable.
1843 (shared_bitmap_hash): New function.
1844 (shared_bitmap_eq): Ditto
1845 (shared_bitmap_lookup): Ditto.
1846 (shared_bitmap_add): Ditto.
1847 (merge_smts_into): Change to take bitmap directly.
1848 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1849 (init_alias_vars): Init shared bitmap hashtable.
1850 (delete_points_to_sets): Delete shared bitmap hashtable.
1851 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1852 is_aliased removal as a change that was still necessary was
1855 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/i386.h (override_options): Conditionally disable
1858 x86_sahf for 64bit targets only.
1860 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1863 * c-decl.c (merge_decls): Don't call make_var_volatile.
1864 * varasm.c (make_var_volatile): Remove.
1865 * output.h (make_var_volatile): Remove.
1867 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1869 PR tree-optimization/31085
1870 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1872 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1874 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1875 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1876 ATTR_CONST_NOTHROW_LIST.
1878 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1881 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1883 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1885 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1888 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1890 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1891 passed, use shared libgcc.
1893 2007-03-08 Roger Sayle <roger@eyesopen.com>
1895 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1896 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1897 (honor_protect_cleanup_actions, lower_try_finally_switch):
1899 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1900 ifc_temp_var): Likewise.
1901 * tree-inline.c (setup_one_parameter): Likewise.
1902 * tree-mudflap.c (mf_decl_cache_locals,
1903 mf_build_check_statement_for): Likewise.
1904 * tree-nested.c (init_tmp_var, save_tmp_var,
1905 finalize_nesting_tree_1): Likewise.
1906 * tree-outof-ssa.c (insert_copy_on_edge,
1907 insert_backedge_copies): Likewise.
1908 * tree-profile.c (tree_gen_edge_profiler,
1909 tree_gen_ic_profiler): Likewise.
1910 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1911 * tree-sra.c (sra_build_assignment): Likewise.
1912 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1913 * tree-ssa-math-opts.c (insert_reciprocals,
1914 execute_cse_sincos_1): Likewise.
1915 * tree-tailcall.c (adjust_accumulator_values,
1916 adjust_return_value): Likewise.
1917 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1918 * tree-vect-transform.c (vect_create_data_ref_ptr,
1919 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1920 vect_create_epilog_for_reduction, vectorizable_reduction,
1921 vectorizable_call, vectorizable_conversion,
1922 vectorizable_assignment, vectorizable_operation,
1923 vectorizable_type_demotion, vect_gen_widened_results_half,
1924 vect_permute_store_chain, vectorizable_store,
1925 vect_setup_realignment, vect_permute_load_chain,
1926 vectorizable_load, vectorizable_condition,
1927 vect_create_cond_for_align_checks): Likewise.
1928 * tree-vrp.c (build_assert_expr_for): Likewise.
1930 2007-03-08 Ian Lance Taylor <iant@google.com>
1932 * tree-vrp.c: Include "intl.h".
1933 (usable_range_p): New static function.
1934 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1935 overflowed values, juts set *strict_overflow_p.
1936 (compare_values): Only return -2 if one of the operands is not a
1938 (compare_ranges): Call usable_range_p.
1939 (compare_range_with_value): Likewise.
1940 (vrp_evaluate_conditional_warnv): Rename from
1941 vrp_evaluate_conditional. Make static. Change all callers.
1942 (vrp_evaluate_conditional): New function.
1943 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1945 (simplify_abs_using_ranges): Likewise.
1946 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1947 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1948 within_stmt parameter.
1949 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1950 vrp_evaluate_conditional.
1951 * tree-ssa-threadedge.c
1952 (record_temporary_equivalences_from_stmts_at_dest): Change
1953 simplify parameter to take a second tree parameter.
1954 (simplify_control_stmt_condition): Likewise.
1955 (thread_across_edge): Likewise.
1956 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1957 (thread_across_edge): Likewise.
1958 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1960 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.h (TARGET_SAHF): New define.
1963 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1964 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1965 (x86_sahf): New global variable.
1966 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1967 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1968 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1969 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1971 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1972 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1973 when expanding fcomi/sahf based tests.
1974 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1975 expanding sahf based alternative. Emit sahf based sequence when
1976 optimizing for code size.
1977 * config/i386/i386.md (x86_sahf_1): Do not disable for
1978 TARGET_64BIT, enable for TARGET_SAHF.
1980 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1982 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1983 spurious whitespace from error message.
1985 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1988 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1990 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1992 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1994 * tree-sra.c (instantiate_element): Propagate disabled warnings
1995 from the element itself to the created variable.
1997 2007-03-07 Richard Henderson <rth@redhat.com>
2000 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2001 silently fix up the stack in the case of a missing register.
2003 2007-03-07 Paul Brook <paul@codesourcery.com>
2005 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2007 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2009 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2011 (phase1_vrs): Use them.
2012 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2013 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2014 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2015 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2016 __gnu_Unwind_Restore_WMMXC if required.
2017 (_Unwind_VRS_Pop): Implement iWMMXt support.
2018 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2019 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2020 gnu_Unwind_Save_WMMXC): Define.
2022 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2024 * config/vxworks.h (vxworks_override_options): Declare.
2025 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2026 * config/vxworks.c: Include target.h and toplev.h.
2027 (vxworks_override_options): New function.
2028 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2030 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2032 * config/s390/s390.c (override_options): Don't emit an error when
2033 -mstack-size is used without providing -mstack-guard.
2034 (s390_emit_prologue): Choose stack_guard value automatically if not
2035 provided via command line.
2036 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2038 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2040 * config/i386/i386.c (output_set_got): Add a GOT initialization
2041 sequence for VxWorks PIC.
2042 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2043 around labels as well as symbols. Use gotoff_operand instead
2044 of local_symbolic_operand.
2045 (legitimize_pic_address): Use gotoff_operand instead of
2046 local_symbolic_operand. Use @GOT accesses for labels as
2048 (ix86_output_addr_diff_elt): Use PC-relative rather than
2049 GP-relative offsets for VxWorks PIC.
2050 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2051 no_new_pseudos. Check whether the returned register is op0.
2052 * config/i386/i386.md (tablejump): Use PC-relative rather than
2053 GP-relative offsets for VxWorks PIC.
2054 * config/i386/predicates.md (gotoff_operand): New predicate.
2056 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2058 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2060 * config/vxworks-dummy.h: New file.
2061 * config/i386/i386.h: Include it.
2063 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2065 * dwarf2out.c (is_inlined_entry_point): New
2066 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2067 DW_AT_ranges if the first subblock is the entry point.
2069 2007-03-06 David Daney <ddaney@avtrex.com>
2071 * doc/install.texi (mips-*-*): Change recommended binutils
2074 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2076 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2077 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2079 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2080 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2082 2007-03-06 Jan Hubicka <jh@suse.cz>
2084 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2085 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2087 (probably_cold_bb_p): Cold functions are cold.
2088 (probably_never_executed_bb_p): Cold functions are cold.
2089 (tree_bb_level_predictions): Predict calls to cold functions as not
2091 (compute_function_frequency): Check hot/cold attributes.
2092 * function.h (function_frequency): Update comments.
2093 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2094 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2095 (c_common_att): Add cold and hot.
2097 * doc/extend.texi (hot,cold attributes): Document.
2099 2007-03-06 Andrew Haley <aph@redhat.com>
2101 * function.c (expand_function_end): Move blockage to just after we
2102 emit the label for the naked return from the function.
2104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2106 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2109 2007-03-06 Jan Hubicka <jh@suse.cz>
2111 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2112 loaded for constant large models. Non-large 64bit PIC can do.
2113 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2114 * cmodel.h: Add LARGE PIC.
2115 * i386.md (UNSPEC_PLTOFF): New.
2116 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2118 (*call_1_rex64): Disable for large models.
2119 (*call_1_rex64_large): New.
2120 (*call_value_1_rex64): Disable for large models.
2121 (*call_value_1_rex64_large): New.
2122 (set_rip_rex4): New.
2123 (set_got_offset_rex64): New.
2124 * predicates.md (constant_call_address_operand): For large model
2125 constant calls are not possible.
2126 * i386-protos.h (construct_plt_address): Declare.
2127 * i386.c (override_options): Accept large models.
2128 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2129 (legitimate_constant_p): Add new UNSPECs.
2130 (legitimate_pic_operand_p): Likewise.
2131 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2132 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2134 (output_pic_addr_const): Add PLTOFF.
2135 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2136 (ix86_expand_move): Legitimize pic address when in PIC mode.
2137 (construct_plt_address): New function.
2138 (ix86_expand_call): Offload the address to register and use GOT pointer
2140 * invoke.texi (mcmodel=large): Update documentation.
2142 2007-03-06 Richard Henderson <rth@redhat.com>
2144 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2145 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2146 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2147 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2148 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2149 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2150 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2151 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2152 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2153 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2154 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2155 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2156 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2157 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2158 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2159 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2160 x86_schedule, x86_use_bt, x86_pad_returns,
2161 x86_use_xchgb): Merge into ...
2162 (ix86_tune_features): ... here. New array.
2163 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2164 x86_bswap): Merge into ...
2165 (ix86_arch_features): ... here. New array.
2166 (x86_3dnow_a): Remove.
2167 (x86_accumulate_outgoing_args): Make static.
2168 (x86_arch_always_fancy_math_387): Make static.
2169 (ix86_tune_mask, ix86_arch_mask): Move ...
2170 (override_options): ... to local variables here. Apply the
2171 appropriate mask to each element of ix86_arch_features and
2172 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2173 as were done in the old macros.
2174 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2175 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2176 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2177 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2178 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2179 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2180 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2181 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2182 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2183 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2184 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2185 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2186 x86_accumulate_outgoing_args, x86_prologue_using_move,
2187 x86_epilogue_using_move, x86_decompose_lea,
2188 x86_arch_always_fancy_math_387, x86_shift1,
2189 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2190 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2191 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2192 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2193 x86_use_incdec, x86_pad_returns, x86_bswap,
2194 x86_partial_flag_reg_stall): Remove.
2195 (enum ix86_tune_indices): New.
2196 (ix86_tune_features): New.
2197 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2198 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2199 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2200 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2201 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2202 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2203 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2204 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2205 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2206 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2207 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2208 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2209 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2210 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2211 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2212 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2213 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2214 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2215 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2216 TARGET_EXT_80387_CONSTANTS): Use it.
2217 (enum ix86_arch_indices): New.
2218 (ix86_arch_features): New.
2219 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2220 TARGET_BSWAP): Use it.
2221 (ix86_tune_mask, ix86_arch_mask): Remove.
2223 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2226 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2227 Define using $${sysroot_headers_suffix}.
2228 * configure: Regenerate.
2229 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2230 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2232 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2233 * gcc.c (print_sysroot_headers_suffix): New.
2234 (option_map): Include --print-sysroot-headers-suffix.
2235 (display_help): Mention -print-sysroot-headers-suffix.
2236 (process_command): Handle -print-sysroot-headers-suffix.
2237 (do_spec_1): Append multilib directory to include-fixed path if
2238 sysroot suffixes in use.
2239 (main): Handle -print-sysroot-headers-suffix.
2240 * Makefile.in (start.encap): Don't depend on xlimits.h
2241 (xlimits.h): Remove.
2242 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2243 limits.h for each multilib in fixinc_list.
2244 (fixinc_list, s-fixinc_list): New.
2245 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2246 generate them for each multilib in fixinc_list.
2247 (stmp-fixproto): Use include-fixed. Run fixproto for each
2248 multilib in fixinc_list.
2249 (mostlyclean): Don't remove xlimits.h.
2250 (clean): Remove include-fixed.
2251 (real-install-headers-tar, real-install-headers-cpio,
2252 real-install-headers-cp): Don't copy include, only include-fixed.
2253 (install-mkheaders): Depend on fixinc_list. Don't depend on
2254 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2255 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2256 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2258 2007-03-06 Jan Hubicka <jh@suse.cz>
2260 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2265 * configure.ac: Allow tm_file to contain build-directory files.
2266 * configure: Regenerate.
2267 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2268 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2269 * config/m68k/print-sysroot-suffix.sh: New file.
2271 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2273 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2274 of pic_offset_table_rtx if reload_completed.
2275 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2276 PIC_OFFSET_TABLE_REGNUM.
2277 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2279 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2280 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2282 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2284 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2285 functions that call eh_return.
2287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2289 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2290 functions that need a constant pool.
2292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2295 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2296 (m68k_preferred_reload_class): Likewise.
2297 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2298 (SECONDARY_RELOAD_CLASS): Define.
2299 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2300 (LIMIT_RELOAD_CLASS): Delete.
2301 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2302 registers from storing bytes.
2303 (m68k_secondary_reload_class): New function.
2304 (m68k_preferred_reload_class): Likewise.
2306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2308 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2310 (m68k_expand_prologue): Likewise.
2312 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2314 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2315 (mips_expand_epilogue): Add a bool parameter.
2316 (m68k_legitimize_sibcall_address): Declare.
2317 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2318 (m68k_expand_epilogue): Add a parameter to select between sibling
2319 and normal epilogues. Only generate a return for the latter.
2320 (m68k_ok_for_sibcall_p): New function.
2321 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2322 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2323 (sibcall_value, *sibcall_value): Likewise.
2324 (*call, *call_value): Require !SIBLING_CALL_P.
2325 (epilogue): Update call to m68k_expand_epilogue.
2326 (sibcall_epilogue): New pattern.
2327 * config/m68k/predicates.md (const_call_operand): Say that this
2328 predicate applies to sibling calls too.
2329 (sibcall_operand): New predicate.
2331 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2333 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2334 alternatives as movsi_cf.
2335 (movsf_cf_hard): Add commentary.
2337 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2338 Richard Sandiford <richard@codesourcery.com>
2340 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2341 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2342 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2343 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2344 as being live on exit from an interrupt function.
2345 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2346 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2347 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2348 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2349 (m68k_interrupt_function_p): Globalize.
2350 (m68k_compute_frame_layout): Remove reverse mask code.
2351 (m68k_emit_movem, m68k_set_frame_related): New functions.
2352 (m68k_output_function_prologue): Delete in favor of...
2353 (m68k_expand_prologue): ...this new function.
2354 (m68k_output_function_epilogue): Delete in favor of...
2355 (m68k_expand_epilogue): ...this new function.
2356 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2358 (print_operand): Handle %?.
2359 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2360 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2361 (prologue, epilogue): New patterns.
2362 (return): Turn into a define_expand.
2363 (*return): New pattern, derived from old "return" pattern. Use rte
2364 rather than rts for interrupt functions. Only use rtd if the pop
2366 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2367 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2368 (link, *link, unlink, *unlink, load_got): Likewise.
2370 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2374 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2375 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2376 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2377 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2378 and m68k_matches_u_p.
2379 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2380 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2381 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2382 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2383 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2384 (REG_STRICT_P): New macro.
2385 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2386 PCREL_GENERAL_OPERAND_OK.
2387 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2388 m68k_legitimate_base_reg_p.
2389 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2390 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2391 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2392 * config/m68k/m68k.c (m68k_address): New structure.
2393 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2394 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2395 (m68k_jump_table_ref_p, m68k_decompose_address)
2396 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2397 (m68k_matches_u_p): New functions.
2398 (print_operand_address): Rewrite to use m68k_decompose_index.
2400 2007-03-05 David Taylor <dtaylor@emc.com>
2402 * gcc.c: Correct copyright date in --version output.
2404 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2406 * pa.md: In unamed move patterns, disparge copies between general
2407 and floating point registers using '?' modifier. Don't include 'f'
2408 constraint for register preferences in DImode, SImode, HImode and
2409 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2410 Remove constraints for copies between general and floating registers
2411 in soft-float DFmode pattern.
2412 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2416 2007-03-05 Mike Stump <mrs@apple.com>
2418 * c-common.c (targetcm): Add.
2419 * c-opts.c (c_common_handle_option): Handle language specific
2421 * opts.c (handle_option): Verify language for target options, if
2423 * opth-gen.awk: Add CL_LANG_ALL.
2424 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2425 (TARGETCM_INITIALIZER): Add.
2426 * target.h (struct gcc_targetcm): Add.
2428 * targhooks.c (default_handle_c_option): Add.
2429 * targhooks.h (default_handle_c_option): Add.
2430 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2432 * config/darwin.opt (iframework): Add.
2433 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2434 * config/darwin-c.c (handle_c_option): Add.
2435 (TARGET_HANDLE_C_OPTION): Add.
2437 * doc/invoke.texi (Darwin Options): Add -iframework.
2439 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2441 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2444 2007-03-05 Ian Lance Taylor <iant@google.com>
2446 * c.opt (fgnu89-inline): New option.
2447 * c-opts.c (c_common_post_options): Set default value for
2449 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2450 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2452 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2453 (grokdeclarator, start_function): Likewise.
2454 * c-cppbuiltin.c (c_cpp_builtins): Define either
2455 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2456 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2457 (C Dialect Options): Document -fgnu89-inline.
2458 * doc/extend.texi (Function Attributes): Explain what the
2459 gnu_inline attribute does.
2460 * doc/cpp.texi (Common Predefined Macros): Document
2461 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2463 2007-03-05 Ian Lance Taylor <iant@google.com>
2465 PR tree-optimization/31034
2466 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2467 half-range if the other side is an overflow infinity.
2469 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2471 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2472 (bfin*-linux-uclibc*): New configuration.
2473 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2475 * config/bfin/linux.h: New file.
2476 * config/bfin/libgcc-bfin.ver: New file.
2477 * config/bfin/t-bfin-uclinux: New file.
2478 * config/bfin/t-bfin-linux: New file.
2479 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2480 (TARGET_OS_CPP_BUILTINS): New macro.
2482 2007-03-05 Richard Guenther <rguenther@suse.de>
2484 * fold-const.c (fold_binary): Remove duplicate folding
2485 of comparison of non-null ADDR_EXPR against null.
2487 2007-03-05 Richard Guenther <rguenther@suse.de>
2488 Dorit Nuzman <dorit@il.ibm.com>
2490 PR tree-optimization/26420
2491 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2492 are no loops in the function. Only print the number of
2493 vectorized loops if it is greater than zero or we are supposed
2494 to print information about unvectorized loops.
2496 2007-03-05 Revital Eres <eres@il.ibm.com>
2498 * gcc.dg/var-expand1.c: New test.
2499 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2500 when an accumulator is expanded.
2502 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2505 * c-common.c (convert_and_check): Don't give warnings for
2506 conversion if 'expr' already overflowed.
2508 2007-03-04 Roger Sayle <roger@eyesopen.com>
2511 * fold-const.c (fold_comparison): Enforce type consistency when
2512 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2514 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2516 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2517 containing a cast to the base of TARGET_MEM_REF.
2519 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2521 * tree.c (tree_contains_struct_check_failed): Remove spurious
2522 whitespace from error message.
2524 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2527 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2528 instead of precision.
2530 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2531 Nathan Sidwell <nathan@codesourcery.com>
2533 * emit-rtl.c (find_auto_inc): New.
2534 (try_split): recreate REG_INC notes,
2535 Use regular for loops rather than whiles.
2537 2007-03-03 Andreas Schwab <schwab@suse.de>
2539 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2540 * configure: Regenerate.
2542 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2544 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2545 flag_rounding_math, not flag_unsafe_math_optimizations.
2547 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2549 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2550 alpha_fold_vector_minmax): Likewise.
2551 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2552 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2554 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2556 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2557 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2558 if the lhs has side-effects.
2559 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2561 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2563 * config/i386/i386.h (TUNEMASK): Remove define.
2564 (ARCHMASK): Remove define.
2565 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2566 Use ix86_arch_mask variable instead of ARCHMASK.
2567 * config/i386/i386.c (override_options): Ditto.
2568 (standard_80387_constant_p): Ditto.
2570 2007-03-02 Ian Lance Taylor <iant@google.com>
2572 Used signed infinities in VRP.
2573 * tree-vrp.c (uses_overflow_infinity): New static function.
2574 (supports_overflow_infinity): New static function.
2575 (make_overflow_infinity): New static function.
2576 (negative_overflow_infinity): New static function.
2577 (positive_overflow_infinity): New static function.
2578 (is_negative_overflow_infinity): New static function.
2579 (is_positive_overflow_infinity): New static function.
2580 (is_overflow_infinity): New static function.
2581 (overflow_infinity_range_p): New static function.
2582 (compare_values_warnv): New function split out of compare_values.
2583 (compare_value): Call it.
2584 (set_value_range_to_nonnegative): Add overflow_infinity
2585 parameter. Change caller.
2586 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2588 (vrp_expr_computes_nonzero): Likewise.
2589 (compare_ranges, compare_range_with_value): Likewise.
2590 (compare_name_with_value, compare_names): Likewise.
2591 (vrp_evaluate_conditional): Likewise.
2592 (set_value_range): Handle infinity
2593 (vrp_operand_equal_p, operand_less_p): Likewise.
2594 (extract_range_from_assert): Likewise.
2595 (vrp_int_const_binop): Likewise.
2596 (extract_range_from_binary_expr): Likewise.
2597 (extract_range_from_unary_expr): Likewise.
2598 (extract_range_from_comparison): Likewise.
2599 (extract_range_from_expr): Likewise.
2600 (dump_value_range): Likewise.
2601 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2602 (test_for_singularity): Likewise.
2603 (vrp_int_const_binop): Remove inline qualifier.
2604 (adjust_range_with_scev): Add comment.
2605 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2607 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2609 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2610 (get_constraint_for): Likewise.
2611 (do_structure_copy): Likewise.
2612 (find_func_aliases): Fix references to MODIFY_EXPR.
2613 (intra_create_variable_infos): Tidy.
2614 * tree-ssa-operands.c (add_virtual_operand): Add argument
2616 When adding members of alias sets, if IS_CALL_SITE is true and
2617 the symbol is not call-clobbered, skip it.
2620 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2622 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2623 entry by means of emit_insn_at_entry.
2625 2007-03-02 Richard Henderson <rth@redhat.com>
2627 * expr.h (promoted_input_arg): Remove decl.
2628 * function.c (promoted_input_arg): Merge into ...
2629 * combine.c (setup_incoming_promotions): ... only caller.
2630 Rearrange to avoid double loop.
2632 2007-03-02 Ben Elliston <bje@au.ibm.com>
2633 Peter Bergner <bergner@vnet.ibm.com>
2634 Janis Johnson <janis187@us.ibm.com>
2636 * config/rs6000/dfp.md: New file.
2637 * config/rs6000/rs6000.md: Include dfp.md.
2638 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2639 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2640 and TDmode decimal float modes in FP registers.
2641 (num_insns_constant): Likewise.
2642 (rs6000_legitimate_offset_address_p): Likewise.
2643 (rs6000_legitimize_address): Likewise.
2644 (rs6000_legitimize_reload_address): Likewise.
2645 (rs6000_legitimate_address): Likewise.
2646 (rs6000_emit_move): Likewise.
2647 (function_arg_boundary): Likewise.
2648 (function_arg_advance): Likewise.
2649 (rs6000_darwin64_record_arg_recurse): Likewise.
2650 (function_arg): Likewise.
2651 (rs6000_gimplify_va_arg): Likewise.
2652 (rs6000_split_multireg_move): Likewise.
2653 (rs6000_output_function_epilogue): Likewise.
2654 (rs6000_output_function_epilogue): Likewise.
2655 (rs6000_register_move_cost): Likewise.
2656 (rs6000_function_value): Likewise.
2657 (rs6000_libcall_value): Likewise.
2659 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2661 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2663 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2665 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2666 Use $MULTIDIR to choose between the kernel and RTP headers,
2667 and use $WIND_BASE and $WIND_USR to locate them.
2669 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.c (override_options): Put initialization of
2672 ix86_tune_mask and ix86_arch_mask to the correct place.
2674 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2675 Michael Meissner <michael.meissner@amd.com>
2678 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2680 (TARGET_CMOVE): Use ARCHMASK.
2681 (TARGET_CMPXCHG): Ditto.
2682 (TARGET_CMPXCHG8B): Ditto.
2683 (TARGET_XADD): Ditto.
2684 (TARGET_BSWAP): Ditto.
2685 * config/i386/i386.c (ix86_tune_mask): New global variable.
2686 (ix86_arch_mask): Ditto.
2687 (override_options): Initialize ix86_tune_mask and
2688 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2691 2007-03-02 Ben Elliston <bje@au.ibm.com>
2694 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2696 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2698 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2699 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2700 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2701 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2703 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2704 rs6000_init_dwarf_reg_sizes_extra): New.
2705 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2706 SPE register high parts.
2708 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2710 * Makefile.in: Add install-pdf target as
2711 copied from automake v1.10 rules.
2712 * configure.ac: Add install-pdf to target list.
2713 * configure: Regenerate.
2715 2007-03-01 Paul Brook <paul@codesourcery.com>
2717 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2718 modes to LDRD for DImode.
2719 (output_move_double): Fixup out of range ldrd/strd.
2720 (vfp_secondary_reload_class): Rename...
2721 (coproc_secondary_reload_class): ... to this. Add wb argument.
2722 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2723 coproc_secondary_reload_class for CLASS_IWMMXT.
2724 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2725 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2727 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2729 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2730 factor by the estimated number of iterations.
2731 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2734 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2735 decode_caches_intel, detect_caches_intel): New functions.
2736 (host_detect_local_cpu): Use detect_caches_amd and
2737 detect_caches_intel.
2739 2007-03-01 Richard Henderson <rth@redhat.com>
2741 * expr.c (emit_move_complex_push): Export.
2742 (emit_move_complex_parts): Split out from ...
2743 (emit_move_complex): ... here.
2744 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2745 * config/i386/i386.md (movcdi): New.
2747 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2750 size of mode1 to check for tieable modes in MMX case.
2752 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2754 * Makefile.in (rtlanal.o): Depend on tree.h.
2755 * rtl.h (offset_within_section_p, split_const): Declare.
2756 * rtlanal.c: Include tree.h.
2757 (offset_within_block_p): New function, taken from
2758 mips_offset_within_object_p.
2759 (split_const): New function, taken from mips_split_const.
2760 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2762 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2763 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2764 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2765 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2766 (m68k_illegitimate_symbolic_constant_p): New function.
2767 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2768 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2769 symbolic constant that might be outside the symbol's section,
2770 move the symbol first and then add the offset.
2771 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2773 * config/mips/mips.c (mips_split_const): Delete.
2774 (mips_offset_within_object_p): Delete.
2775 (mips_symbolic_constant_p): Use offset_within_section_p and
2776 split_const instead of mips_offset_within_object_p and
2778 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2779 (mips_legitimize_const_move, print_operand_reloc)
2780 (mips_dangerous_for_la25_p): Use split_const instead of
2783 2007-02-28 Eric Christopher <echristo@apple.com>
2785 * Makefile.in (install-include-dir): Don't rm -rf include.
2787 2007-02-28 Richard Guenther <rguenther@suse.de>
2790 * fold-const.c (fold_binary): Do not associate expressions
2791 with more than one variable for integer types that do not wrap.
2793 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2795 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2796 Delete, and replace with...
2797 (fold_builtin_call_array): This. Update callers to use it.
2798 * fold-const.c (fold_build_call_list): Delete, and replace with...
2799 (fold_build_call_array): This.
2800 (fold_build_call_list_initializer): Delete, and replace with...
2801 (fold_build_call_array_initializer): This.
2802 * tree.h: Update declarations to reflect above changes.
2804 * c-typeck.c (build_function_call): Store converted arguments
2805 in a stack-allocated array instead of building a list.
2806 (convert_arguments): Store arguments in the array passed in as an
2807 argument, and return the actual number of arguments.
2808 * c-format.c: (check_function_format): Pass arguments in an
2809 array instead of a list.
2810 * c-common.c (check_function_nonnull): Likewise.
2811 (check_function_sentinel): Likewise.
2812 (check_function_arguments): Likewise.
2813 * c-common.h: Update declarations to reflect above changes.
2815 2007-02-28 Jan Hubicka <jh@suse.cz>
2817 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2818 PRED_NEGATIVE_RETURN): Update outcomes.
2820 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2822 * calls.c (emit_library_call_value_1): Handle partial registers
2823 correctly when building up CALL_INSN_FUNCTION_USAGE.
2825 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2827 * pa/predicates.md (move_src_operand): Allow zero for mode.
2828 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2831 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2835 *movv2df_internal): Enable pattern only for valid operand
2837 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2838 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2840 2007-02-27 Mike Stump <mrs@apple.com>
2842 * config/darwin-crt3.c: Avoid compilation when compiling for a
2845 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2847 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2849 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2850 for fixed headers and limits.h.
2851 (install-include-dir, install-headers-tar, install-headers-cpio,
2852 install-headers-cp, real-install-headers-tar,
2853 real-install-headers-cpio, real-install-headers-cp): Handle
2854 include-fixed as well as include.
2855 (install-mkheaders): Don't install files that go only in include
2857 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2858 from GCC_INCLUDE_DIR.
2859 * gcc.c (process_command): Remove special -BstageN/ handling.
2860 (do_spec_1): Add include-fixed directories.
2862 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2864 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2866 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2868 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2871 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2873 * c-common.c (get_priority): Add check for
2874 SUPPORTS_INIT_PRIORITY.
2876 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2878 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2880 * config/bfin/bfin.c: Include "cfglayout.h".
2881 (MAX_LSETUP_DISTANCE): New macro.
2882 (struct loop_info): New members incoming, incoming_src and
2883 incoming_dest. Delete member predecessor.
2884 (length_for_loop): New function.
2885 (bfin_optimize_loop): Handle more different loop structures.
2886 (bfin_discover_loop): Rework detection of predecessor blocks by
2887 examining incoming edges.
2888 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2890 (bfin_reorder_loops): New function.
2891 (bfin_reorg_loops): Use these three new functions.
2893 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2894 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2895 (CONSTRAINT_LEN): Add entry for 'q'.
2896 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2897 Add 'q' constraints.
2898 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2899 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2901 * config/bfin/bfin.md (add_with_carry): New pattern.
2902 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2903 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2904 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2905 support unsigned multiplies too. Removed incorrect commutativity from
2906 operand 1 constraint where appropriate.
2907 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2909 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2910 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2912 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2913 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2914 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2915 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2916 usmulhisi_hh_huh): New patterns.
2918 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2919 lshifthi3): Fix output template to use half reg for operand 2.
2921 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2924 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2926 2007-02-27 Andreas Schwab <schwab@suse.de>
2928 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2930 2007-02-27 Jan Hubicka <jh@suse.cz>
2932 * predict.c (last_basic_block_p): Remove.
2933 (tree_estimate_probability): Update return heuristic for commonized
2936 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2938 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2940 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2942 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2943 * doc/cpp.texi: Standardize title page.
2944 * doc/cppinternals.texi: Likewise.
2945 * doc/gcc.texi: Standardize title page, remove version number
2946 from copyright page.
2947 * doc/gccint.texi: Likewise.
2948 * doc/install.texi: Standardize title page, add table of
2951 2007-02-26 Jan Hubicka <jh@suse.cz>
2953 * predict.def: Set outcomes according to more recent results.
2954 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2955 Remove dead predictors.
2956 * predict.c (return_prediction): Fix pasto.
2958 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2960 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2961 change; avoid a memory leak when returning early.
2963 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2965 * c-decl.c (static_ctors): Move to c-common.c.
2966 (static_dtors): Likewise.
2967 (finish_function): Use c_record_cdtor_fn.
2968 (build_cdtor): Move to c-common.c.
2969 (c_write_global_declarations): Use c_build_cdtor_fns.
2970 * c-common.h (static_ctors): Declare.
2971 (static_dtors): Likewise.
2972 (c_record_cdtor_fn): Likewise.
2973 (c_build_cdtor_fns): Likewise.
2974 * c-common.c (static_ctors): New variable.
2975 (static_dtors): Likewise.
2976 (c_record_cdtor_fn): New function.
2977 (build_cdtor): Move from c-decl.c
2978 (c_build_cdtor_fns): New function.
2980 * output.h (assemble_addr_to_section): Declare.
2981 (get_cdtor_priority_section): Likewise.
2982 * varasm.c (assemble_addr_to_section): New function.
2983 (get_cdtor_priority_section): Likewise.
2984 (default_named_section_asm_out_destructor): Use them.
2985 (destor_dtor_section_asm_out_destructor): Likewise.
2986 (default_named_section_asm_out_constructor): Likewise.
2987 (default_ctor_section_asm_out_constructor): Likewise.
2988 * config.gcc (*-*-vxworks*): Include vxworks.o.
2989 * config/t-vxworks (vxworks.o): New target.
2990 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2991 (TARGET_ASM_CONSTRUCTOR): Define.
2992 (TARGET_ASM_DESTRUCTOR): Likewise.
2993 (vxworks_asm_out_constructor): Declare.
2994 (vxworks_asm_out_destructor): Likewise.
2996 * c-common.c (get_priority): Check that we have not just an
2997 INTEGER_CST, but an integer constant with integeral type.
2999 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3001 PR tree-optimization/30938
3002 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3003 use &dt[nargs-1] instead of &dt[nargs] in the call to
3004 vect_is_simple_use().
3006 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3008 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3009 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3010 Do not attempt to handle MEM inside auto-inc expressions.
3011 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3012 of a register modified by an auto-inc expression. However, do handle
3013 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3014 (elimination_effects): Prohibit elimination of a register modified
3015 by an auto-inc expression. Disable register elimination rules whose
3016 target register is modified by an auto-inc expression with variable
3019 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3021 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3023 (array_at_struct_end_p): New function.
3024 (idx_infer_loop_bounds): Use it.
3025 (estimate_numbers_of_iterations_loop): Export.
3026 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3027 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3028 (tree_estimate_probability): Call record_loop_exits.
3029 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3030 (estimated_loop_iterations, estimated_loop_iterations_int,
3031 estimated_loop_iterations_tree): New functions.
3032 (analyze_siv_subscript_cst_affine,
3033 compute_overlap_steps_for_affine_1_2,
3034 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3035 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3036 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3037 (PRED_LOOP_ITERATIONS_GUESSED): New.
3038 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3039 * cfgloop.h (estimate_numbers_of_iterations_loop,
3040 estimated_loop_iterations_int): Declare.
3042 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3044 * doc/extend.texi: Document optional priority argument to
3045 constructors and destructors.
3046 * tree.c (init_priority_for_decl): Adjust GTY markers.
3047 (init_ttree): Use priority-info hash functions for
3048 init_priority_for_decl.
3049 (tree_map_eq): Rename to ...
3050 (tree_map_base_eq): ... this.
3051 (tree_map_marked_p): Rename to ...
3052 (tree_map_base_marked_p): ... this.
3053 (tree_map_base_hash): New function.
3054 (decl_init_priority_lookup): Rework.
3055 (decl_fini_priority_lookup): New function.
3056 (decl_priority_info): New function.
3057 (decl_init_priority_insert): Use it.
3058 (decl_fini_priority_insert): Likewise.
3059 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3061 (decl_restrict_base_insert): Likewise.
3062 (decl_debug_expr_insert): Likewise.
3063 (decl_value_expr_lookup): Likewise.
3064 (decl_value_expr_insert): Likewise.
3065 * tree.h (priority_type): New type.
3066 (decl_init_priority_lookup): Use priority_type.
3067 (decl_fini_priority_lookup): New function.
3068 (decl_init_priority_insert): Use priority_type.
3069 (decl_fini_priority_insert): New function.
3070 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3071 (DECL_INIT_PRIORITY): Likewise.
3072 (SET_DECL_INIT_PRIORITY): Add comment.
3073 (DECL_FINI_PRIORITY): New macro.
3074 (SET_DECL_FINI_PRIORITY): Likewise.
3075 (DEFAULT_INIT_PRIORITY): Document.
3076 (MAX_INIT_PRIORITY): Likewise.
3077 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3078 (tree_map_base): New type.
3079 (tree_map_base_eq): New function.
3080 (tree_map_base_hash): Likewise.
3081 (tree_map_base_marked_p): Likewise.
3082 (tree_map): Inherit from tree_map_base.
3083 (tree_map_eq): Make it a macro.
3084 (tree_map_marked_p): Likewise.
3085 (tree_int_map): Inherit from tree_map_base.
3086 (tree_int_map_eq): Make it a macro.
3087 (tree_int_map_hash): Likewise.
3088 (tree_int_map_marked_p): Likewise.
3089 (tree_priority_map): New type.
3090 (tree_priority_map_eq): New macro.
3091 (tree_priority_map_hash): Likewise.
3092 (tree_priority_map_marked_p): Likewise.
3093 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3095 (emutls_common_1): Likewise.
3096 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3097 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3098 of tree_map hierarchy.
3099 * tree-cfg.c (move_stmt_r): Likewise.
3100 (new_label_mapper): Likewise.
3101 * c-tree.h (c_expand_body): Move to ...
3102 * c-common.h (c_expand_body): ... here.
3103 * c-decl.c (c_expand_body): Move to ...
3104 * c-common.c (c_expand_body): ... here.
3105 (c_common_attribute_table): Allow 1 argument for the constructor
3106 and destructor attributes.
3107 (get_priority): New function.
3108 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3109 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3111 2007-02-24 Jan Hubicka <jh@suse.cz>
3114 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3116 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3117 Jan Hubicka <jh@suse.cz>
3120 * i386.c (counter_mode): New function.
3121 (expand_set_or_movmem_via_loop): Use it.
3122 (expand_movmem_epilogue): Likewise; fix pasto.
3123 (ix86_expand_movmem): Do emit guard even for constant counts.
3124 (ix86_expand_setmem): Likewise.
3126 2007-02-25 Nick Clifton <nickc@redhat.com>
3128 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3129 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3131 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3135 count argument with 0x10, not with 0x16.
3136 (expand_setmem_epilogue): Ditto.
3138 2007-02-24 Mike Stump <mrs@apple.com>
3140 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3143 2007-02-24 Richard Guenther <rguenther@suse.de>
3146 * fold-const.c (fold_binary): Fold x +- CST op x for
3147 EQ_EXPR and NE_EXPR.
3149 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3151 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3153 2007-02-24 Jan Hubicka <jh@suse.cz>
3155 * cgraphunit.c (decide_is_function_needed): Honor
3156 -fkeep-inline-functions.
3158 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3160 * builtins.c (fold_builtin_modf): New.
3161 (fold_builtin_2): Use it.
3163 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3165 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3166 (determine_max_iter): Take additional LOOP arg; all callers changed.
3167 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3168 one using simplifications.
3169 (simplify_using_initial_values): Return if the expression becomes
3170 invalid due to altered regs.
3172 2007-02-23 DJ Delorie <dj@redhat.com>
3174 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3176 2007-02-23 Mike Stump <mrs@apple.com>
3178 * tlink.c (scan_linker_output): Parse linker messages from
3179 darwin9's linker better.
3181 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3184 * varpool.c (varpool_assemble_pending_decls): Set
3185 varpool_last_needed_node to null.
3187 2007-02-23 DJ Delorie <dj@redhat.com>
3189 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3190 alignment bigger than the object file can handle.
3192 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3196 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3197 (*movsf_1): Penalize MMX moves.
3199 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3201 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3202 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3204 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3206 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3209 (fold_builtin_1): Use them.
3210 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3211 BUILT_IN_SIGNIFICAND.
3213 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3215 * config/i386/i386.c (bdesc_1arg): Initialize
3216 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3217 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3218 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3219 and IX86_BUILTIN_MOVSLDUP.
3221 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3223 PR rtl-optimization/30841
3224 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3226 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3228 * builtins.c (fold_builtin_frexp): New.
3229 (fold_builtin_2): Use it.
3231 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3233 * doc/invoke.texi (Spec Files): Document getenv spec function.
3235 * gcc.c (getenv_spec_function): New function.
3236 (static_spec_functions): Add it.
3237 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3238 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3241 2007-02-22 Michael Matz <matz@suse.de
3244 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3245 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3247 2007-02-22 Ian Lance Taylor <iant@google.com>
3250 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3251 (mem_loc_descriptor): Call it.
3253 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3254 Ira Rosen <irar@il.ibm.com>
3256 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3258 2007-02-22 Ira Rosen <irar@il.ibm.com>
3260 PR tree-optimization/30843
3261 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3262 stores only after all the group is vectorized.
3264 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3266 PR tree-optimization/30858
3267 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3268 in the reduction cycle have a single use in the loop.
3269 * tree-vectorizer.h (relevant): Add documentation.
3271 2007-02-20 Mike Stump <mrs@apple.com>
3273 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3274 * configure: Regenerate.
3276 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3278 Change the defaults of some parameters and options.
3279 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3280 * config/spu/spu.c (spu_optimization_options): Add.
3281 (spu_override_options): Change params in spu_optimization_options.
3282 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3284 Register 127 is only 16 byte aligned when used as a frame pointer.
3285 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3286 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3287 HARD_FRAME_POINTER_REGNUM.
3288 (spu_legitimate_address): Use regno_aligned_for_reload.
3289 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3290 aligned when frame_pointer_needed is true.
3291 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3293 * config/spu/spu.h (INIT_EXPANDERS): Define.
3295 Make sure shift and rotate instructions have valid immediate operands.
3296 * config/spu/predicates.md (spu_shift_operand): Remove.
3297 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3298 * config/spu/constraints.md (W, O): Extend range.
3299 * config/spu/spu.md (umask, nmask): Define.
3300 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3301 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3302 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3303 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3304 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3305 (lshr<mode>3_reg): Fix rtl description.
3307 Make sure mulhisi immediate operands are valid.
3308 * config/spu/predicates.md (imm_K_operand): Add.
3309 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3311 Generate constants using fsmbi and andi.
3312 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3313 (print_operand, spu_split_immediate, classify_immediate,
3314 fsmbi_const_p): Handle IC_FSMBI2.
3316 Correctly handle a CONST_VECTOR containing symbols.
3317 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3318 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3319 (immediate_load_p): Allow symbols that use 2 instructions to create.
3320 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3321 with symbols when flag_pic is set.
3322 (const_vector_immediate_p): New.
3323 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3324 accept a CONST_VECTOR with symbols.
3325 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3326 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3328 * config/spu/spu.md (high, low): Delete.
3329 (low_<mode>): Define.
3331 Remove INTRmode and INTR_REGNUM, which didn't work.
3332 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3334 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3335 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3336 peephole2 pattern): Don't use INTR or 131.
3337 (movintrcc): Delete.
3338 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3339 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3340 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3341 (UNSPEC_SET_INTR): Add.
3342 * config/spu/spu-modes.def (INTR): Remove.
3344 More accurate warnings about run-time relocations.
3345 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3347 Correctly warn about immediate arguments to specific intrinsics.
3348 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3349 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3350 the instruction predicate.
3352 Fix tree check errors with latest update.
3353 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3355 (spu_expand_builtin): Use CALL_EXPR_FN.
3357 Add missing specific intrinsics.
3358 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3360 * config/spu/spu_internals.h: Ditto.
3362 Fix incorrect operand modifiers.
3363 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3364 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3366 Optimize one case of zero_extend of a vec_select.
3367 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3369 Accept any immediate for hbr.
3370 * config/spu/spu.md (hbr): Change s constraints to i.
3372 2007-02-21 Paul Brook <paul@codesourcery.com>
3374 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3375 condexec_count when skipping USE and CLOBBER.
3377 2007-02-21 Nick Clifton <nickc@redhat.com>
3379 * common.opt (Warray-bounds): Add Warning attribute.
3380 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3382 (fsized-zeroes): Add Optimization attribute.
3383 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3384 * c.opt (Wc++0x-compat): Add Warning attribute.
3386 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3389 * reload1.c (eliminate_regs_in_insn): In the single_set special
3390 case, attempt to re-recognize the insn before falling back to
3391 having reload fix it up.
3393 2007-02-20 Eric Christopher <echristo@gmail.com>
3395 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3396 Rewrite accordingly.
3397 (frv_read_iacc_argument): Ditto.
3398 (frv_expand_set_builtin): Take a call instead of arglist, update for
3400 (frv_expand_unop_builtin): Ditto.
3401 (frv_expand_binop_builtin): Ditto.
3402 (frv_expand_cut_builtin): Ditto.
3403 (frv_expand_binopimm_builtin): Ditto.
3404 (frv_expand_voidbinop_builtin): Ditto.
3405 (frv_expand_int_void2arg): Ditto.
3406 (frv_expand_prefetches): Ditto.
3407 (frv_expand_voidtriop_builtin): Ditto.
3408 (frv_expand_voidaccop_builtin): Ditto.
3409 (frv_expand_load_builtin): Ditto.
3410 (frv_expand_store_builtin): Ditto.
3411 (frv_expand_mdpackh_builtin): Ditto.
3412 (frv_expand_mclracc_builtin): Ditto.
3413 (frv_expand_mrdacc_builtin): Ditto.
3414 (frv_expand_mwtacc_builtin): Ditto.
3415 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3418 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3420 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3421 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3423 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3425 * configure: Regenerate.
3426 * config.in: Regenerate.
3427 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3428 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3429 masks to power6 and power6x and to POWERPC_MASKS.
3430 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3432 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3433 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3434 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3435 Access PROTOTYPE as variable, not mask.
3437 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3439 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3440 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3441 * combine.c (adjust_for_new_dest): Use it.
3442 * postreload.c (reload_combine): Likewise.
3444 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3446 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3447 notes on an insn with multiple sets, even if single_set returns
3448 non-NULL for that insn.
3450 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3452 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3455 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3457 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3458 if user didn't pass it.
3459 * config/i386/darwin.h (CC1_SPEC): Likewise.
3460 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3461 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3462 -mmacosx-version-min.
3464 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3465 Uros Bizjak <ubizjak@gmail.com>
3467 * optabs.h (enum optab_index): Add new OTI_scalb.
3468 (scalb_optab): Define corresponding macro.
3469 * optabs.c (init_optabs): Initialize scalb_optab.
3470 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3472 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3473 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3474 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3475 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3476 flag_unsafe_math_optimizations is set.
3478 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3479 to implement scalbf, scalb and scalbl built-ins as inline x87
3482 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3483 DJ Delorie <dj@redhat.com>
3486 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3487 (diagnostic_report_diagnostic): ... here, and turn them into real
3488 errors. If warnings are inhibited, no need to do anything.
3490 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3493 better code generation.
3495 2007-02-20 Ben Elliston <bje@au.ibm.com>
3497 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3499 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3501 * config/alpha/alpha.c, config/alpha/alpha.md,
3502 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3503 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3504 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3505 config/arm/lib1funcs.asm: Follow spelling conventions.
3507 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3508 config/fr30/fr30.md, config/i386/i386.h,
3509 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3510 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3511 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3512 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3513 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3514 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3515 config/sparc/sparc.c, config/sparc/sparc.h,
3516 config/sparc/sparc.md, config/spu/constraints.md,
3517 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3520 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3523 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3526 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3528 * doc/invoke.texi (-ftree-lrs): Remove.
3530 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3532 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3535 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3537 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3538 new CALL_EXPR_FN macro for retrieving the function
3539 declaration of the input expression.
3541 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3543 * c.opt (Waddress): New.
3544 * common.opt (Walways-true): Delete.
3545 (Wstring-literal-comparison): Delete.
3546 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3547 -Wstring-literal-comparison. Add -Waddress.
3549 (Walways-true): Delete.
3550 (Wstring-literal-comparison): Delete.
3551 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3552 consistently instead of -Walways-true in example.
3553 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3554 * c-typeck.c (parser_build_binary_op): Replace
3555 -Wstring-literal-comparison and -Walways-true with -Waddress.
3556 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3559 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3561 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3562 without DECL_STRUCT_FUNCTION initialized.
3564 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3566 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3567 due to calls to functions taking pointers as parameters.
3569 2007-02-19 Richard Henderson <rth@redhat.com>
3572 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3575 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3577 * config/s390/s390.c (s390_call_saved_register_used,
3578 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3579 accessed to the new scheme.
3581 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3583 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3584 (cris_print_index, cris_print_operand, cris_print_operand_address)
3585 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3586 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3587 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3589 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3590 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3591 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3592 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3593 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3594 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3595 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3596 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3597 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3598 (uminsi3, call, call_value): Ditto.
3599 (define_split: indir_to_reg_split, unnamed): Ditto.
3601 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3603 PR tree-optimization/30975
3604 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3607 2007-02-18 Eric Christopher <echristo@gmail.com>
3609 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3610 Remove use of arglist.
3611 (mips_expand_builtin): Remove use of arglist, pass in expr.
3612 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3613 (mips_expand_builtin_movtf): Ditto.
3614 (mips_expand_builtin_compare): Ditto.
3616 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3618 * tree-sra.c (sra_build_assignment): Replace assertion
3619 checking with a comment explaining why it can't be done.
3621 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3624 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3625 during CALL_EXPR representation conversion.
3626 * tree-ssa-propagate.c (set_rhs): Likewise.
3628 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3630 * tree-sra.c (sra_build_assignment): Disable assertion checking
3633 2007-02-18 Roger Sayle <roger@eyesopen.com>
3635 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3636 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3637 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3639 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3640 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3641 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3642 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3643 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3644 force_gimple_operand): Likewise.
3645 * ipa-cp.c (constant_val_insert): Likewise.
3646 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3647 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3648 perfect_nestify): Likewise.
3649 * langhooks.c (lhd_omp_assignment): Likewise.
3650 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3651 lower_copyprivate_clauses, lower_send_clauses,
3652 lower_send_shared_vars, expand_parallel_call,
3653 expand_omp_for_generic, expand_omp_for_static_nochunk,
3654 expand_omp_for_static_chunk, expand_omp_sections,
3655 lower_omp_single_copy, lower_omp_for_lastprivate,
3656 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3657 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3658 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3661 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3663 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3664 config/sh/sh.md: Follow spelling conventions.
3666 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3667 config/frv/predicates.md: Follow spelling conventions.
3669 * config/m68k/linux-unwind.h: Fix a comment typo.
3670 * target.h: Follow spelling conventions.
3672 2007-02-18 Roger Sayle <roger@eyesopen.com>
3674 PR rtl-optimization/28173
3675 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3676 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3677 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3678 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3679 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3681 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * builtins.c (fold_builtin_load_exponent): New.
3684 (fold_builtin_2): Use it.
3686 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3688 PR rtl-optimization/30773
3689 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3690 if we fail to attach a REG_EQUIV note.
3692 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3693 Roger Sayle <roger@eyesopen.com>
3695 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3697 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3699 * calls.c (initialize_argument_information): Pass original EXP
3700 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3701 code to split complex arguments here, as part of initializing the
3703 (expand_call): Remove code that builds a list of arguments and
3704 inserts implicit arguments into it. Instead, just count how many
3705 implicit arguments there will be so we can determine the size of
3706 the ARGS array, and let initialize_argument_information do the work.
3707 (split_complex_values): Delete unused function.
3709 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3711 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3713 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3715 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3716 for arg pointer based indexed addressing.
3718 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3720 * config/ia64/ia64.h, config/ia64/ia64.md,
3721 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3722 spelling conventions.
3724 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3726 * config/m68k/m68k.c (split_di): New.
3727 * config/m68k/m68k-protos.h: Declare split_di.
3728 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3729 Improve predicate handling and split constant shifts.
3731 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3733 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3734 parameter for register bitfield operations, general predicates
3737 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3739 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3740 * config/m68k/linux-unwind.h: New file.
3742 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3744 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3745 config/i386/athlon.md, config/ia64/ia64.md,
3746 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3747 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3748 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3749 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3750 tree-vect-transform.c: Fix comment typos.
3752 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3754 * sched-deps.c (find_insn_list): Remove.
3755 * sched-int.h: Remove the prototype for find_insn_list.
3757 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3759 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3761 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3762 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3763 darwin_rs6000_override_options.
3764 (C_COMMON_OVERRIDE_OPTIONS): Expect
3765 darwin_macosx_version_min to be non-NULL always.
3766 (TARGET_C99_FUNCTIONS): Likewise.
3767 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3768 (DARWIN_MINVERSION_SPEC): New.
3769 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3770 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3772 (DARWIN_MINVERSION_SPEC): New.
3773 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3775 * config/darwin-c.c (darwin_cpp_builtins): Expect
3776 darwin_macosx_version_min to be non-NULL always.
3778 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3780 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.h (x86_use_xchgb): New.
3783 (TARGET_USE_XCHGB): New macro.
3784 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3785 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3786 Split after reload into bswaphi for shifts of 8.
3787 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3788 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3789 or when optimizing for size.
3791 2007-02-16 Richard Guenther <rguenther@suse.de>
3792 Christian Bruel <christian.bruel@st.com>
3794 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3795 DECLs but prefer SSA_NAMEs over DECLs.
3797 2007-02-16 Richard Guenther <rguenther@suse.de>
3799 * tree-flow-inline.h (single_imm_use_p): Remove.
3800 (zero_imm_uses_p): Likewise.
3801 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3802 instead of single_imm_use_p.
3803 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3806 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3809 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3810 nested double- and backquotes.
3812 2007-02-15 Roger Sayle <roger@eyesopen.com>
3815 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3816 should be unreachable.
3817 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3818 For the time being redirect GIMPLE_MODIFY_STMT to the new
3819 (renamed) build_gimple_modify_stmt_stat.
3820 (build2_gimple_stat): Rename to...
3821 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3822 Always build a GIMPLE_MODIFY_STMT node.
3823 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3824 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3827 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3828 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3829 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3830 expand_complex_div_wide): Likewise.
3831 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3832 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3833 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3834 * tree-ssa-loop-manip.c (create_iv): Likewise.
3835 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3836 abs_replacement): Likewise.
3837 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3838 realify_fake_stores): Likewise.
3840 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3841 node rather than a GIMPLE_MODIFY_STMT node.
3842 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3843 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3845 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3846 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3849 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3852 * fold-const.c (fold_comparison): Add back the
3853 folding of constant complex comparisions.
3855 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3858 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3859 effects unknown to this function, return early.
3861 2007-02-15 Ian Lance Taylor <iant@google.com>
3863 * lower-subreg.c (move_eh_region_note): New static function.
3864 (resolve_simple_move): Call it.
3865 (decompose_multiword_subregs): Track blocks for which we resolve a
3866 simple move which is also a control flow insn. Pass them to
3867 find_many_sub_basic_blocks.
3868 (pass_lower_subreg): Add TODO_verify_flow.
3869 (pass_lower_subreg2): Likewise.
3871 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3872 Brooks Moses <brooks.moses@codesourcery.com>
3873 Lee Millward <lee.millward@codesourcery.com>
3875 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3876 (VL_EXP_CLASS_P): New.
3877 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3879 (TREE_OPERAND_CHECK_CODE): Likewise.
3880 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3881 (TREE_RTL_OPERAND_CHECK): Likewise.
3882 (tree_operand_check_failed): Make second parameter the whole tree
3883 instead of its code. Fixed callers.
3884 (VL_EXP_CHECK): New.
3885 (TREE_OPERAND_LENGTH): New.
3886 (VL_EXP_OPERAND_LENGTH): New.
3887 (CALL_EXPR_FN): New.
3888 (CALL_EXPR_STATIC_CHAIN): New.
3889 (CALL_EXPR_ARGS): New.
3890 (CALL_EXPR_ARG): New.
3891 (call_expr_nargs): New.
3892 (CALL_EXPR_ARGP): New.
3893 (build_nt_call_list): Declare.
3894 (build_vl_exp_stat): Declare.
3895 (build_vl_exp): New.
3896 (build_call_list): Declare.
3897 (build_call_nary): Declare.
3898 (build_call_valist): Declare.
3899 (build_call_array): Declare.
3900 (call_expr_arg): Declare.
3901 (call_expr_argp): Declare.
3902 (call_expr_arglist): Declare.
3903 (fold_build_call_list): Declare.
3904 (fold_build_call_list_initializer): Declare.
3905 (fold_call_expr): Declare to replace fold_builtin.
3906 (fold_builtin_fputs): Update to agree with modified definition.
3907 (fold_builtin_strcpy): Likewise.
3908 (fold_builtin_strncpy): Likewise.
3909 (fold_builtin_memory_chk): Likewise.
3910 (fold_builtin_stxcpy_chk): Likewise.
3911 (fold_builtin_strncpy_chk): Likewise.
3912 (fold_builtin_next_arg): Likewise.
3913 (fold_build_call_expr): Declare.
3914 (fold_builtin_call_list): Declare.
3915 (fold_builtin_call_valist): Declare.
3916 (build_call_expr): Declare.
3917 (validate_arglist): Update to agree with modified definition.
3918 (tree_operand_length): New.
3919 (call_expr_arg_iterator): New.
3920 (init_call_expr_arg_iterator): New.
3921 (next_call_expr_arg): New.
3922 (first_call_expr_arg): New.
3923 (more_call_expr_args_p): New.
3924 (FOR_EACH_CALL_EXPR_ARG): New.
3926 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3927 and tcc_gimple_stmt.
3928 (tree_code_size): Update documentation. Use sizeof (tree) rather
3929 than sizeof (char *).
3930 (tree_size): Likewise. Add case for tcc_vl_exp.
3931 (tree_node_structure): Add case for tcc_vl_exp.
3932 (contains_placeholder_p): Likewise.
3933 (substitute_in_expr): Likewise.
3934 (substitute_placeholder_in_expr): Likewise.
3935 (stabilize_reference_1): Likewise.
3936 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3937 to diagnose breakage of this interface for constructing CALL_EXPRs.
3938 (build_nt): Add similar assertion here.
3939 (build_nt_call_list): New.
3940 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3941 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3943 (get_callee_fndecl): Use new CALL_EXPR accessors.
3944 (tree_operand_check_failed): Change parameters to pass entire node
3945 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3946 (process_call_operands): New.
3947 (build_vl_exp_stat): New.
3948 (build_call_list): New.
3949 (build_call_nary): New.
3950 (build_call_valist): New.
3951 (build_call_array): New.
3952 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3953 (call_expr_arglist): New.
3955 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3956 tcc_vl_exp instead of a fixed-size tcc_expression.
3958 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3959 accessors for CALL_EXPRs.
3960 (AGGR_INIT_EXPR): Likewise.
3962 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3963 Brooks Moses <brooks.moses@codesourcery.com>
3964 Lee Millward <lee.millward@codesourcery.com>
3966 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3967 (expand_builtin_nonlocal_goto): Change parameter to be entire
3968 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3969 (expand_builtin_prefetch): Likewise.
3970 (expand_builtin_classify_type): Likewise.
3971 (mathfn_built_in): Return NULL_TREE instead of 0.
3972 (expand_errno_check): Use new CALL_EXPR accessors.
3973 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3974 Return NULL_RTX instead of 0.
3975 (expand_builtin_mathfn_2): Likewise.
3976 (expand_builtin_mathfn_3): Likewise.
3977 (expand_builtin_interclass_mathfn): Likewise.
3978 (expand_builtin_sincos): Likewise.
3979 (expand_builtin_cexpi): Likewise.
3980 (expand_builtin_int_roundingfn): Likewise.
3981 (expand_builtin_int_roundingfn_2): Likewise.
3982 (expand_builtin_pow): Likewise.
3983 (expand_builtin_powi): Likewise.
3984 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3985 of arglist, fixing callers appropriately. Use new CALL_EXPR
3986 accessors and constructors. Return NULL_RTX instead of 0.
3987 (expand_builtin_strstr): Likewise.
3988 (expand_builtin_strchr): Likewise.
3989 (expand_builtin_strrchr): Likewise.
3990 (expand_builtin_strpbrk): Likewise.
3991 (expand_builtin_memcpy): Likewise.
3992 (expand_builtin_mempcpy): Likewise.
3993 (expand_builtin_mempcpy_args): New.
3994 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3995 (expand_builtin_memmove_args): New.
3996 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3997 (expand_movstr): Likewise.
3998 (expand_builtin_strcpy): Likewise.
3999 (expand_builtin_strcpy_args): New.
4000 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4001 (expand_builtin_strncpy): Likewise.
4002 (expand_builtin_memset): Likewise.
4003 (expand_builtin_memset_args): New.
4004 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4005 (expand_builtin_memcmp): Likewise.
4006 (expand_builtin_strcmp): Likewise.
4007 (expand_builtin_strncmp): Likewise.
4008 (expand_builtin_strcat): Likewise.
4009 (expand_builtin_strncat): Likewise.
4010 (expand_builtin_strspn): Likewise.
4011 (expand_builtin_strcspn): Likewise.
4012 (expand_builtin_args_info): Likewise.
4013 (expand_builtin_va_start): Likewise.
4014 (gimplify_va_arg_expr): Likewise.
4015 (expand_builtin_va_end): Likewise.
4016 (expand_builtin_va_copy): Likewise.
4017 (expand_builtin_frame_address): Likewise.
4018 (expand_builtin_alloca): Likewise.
4019 (expand_builtin_bswap): Likewise.
4020 (expand_builtin_unop): Likewise.
4021 (expand_builtin_fputs): Likewise.
4022 (expand_builtin_expect): Likewise.
4023 (expand_builtin_fabs): Likewise.
4024 (expand_builtin_copysign): Likewise.
4025 (expand_builtin_printf): Likewise.
4026 (expand_builtin_fprintf): Likewise.
4027 (expand_builtin_sprintf): Likewise.
4028 (expand_builtin_init_trampoline): Likewise.
4029 (expand_builtin_signbit): Likewise.
4030 (expand_builtin_fork_or_exec): Likewise.
4031 (expand_builtin_sync_operation): Likewise.
4032 (expand_builtin_compare_and_swap): Likewise.
4033 (expand_builtin_lock_test_and_set): Likewise.
4034 (expand_builtin_lock_release): Likewise.
4035 (expand_builtin): Likewise.
4036 (builtin_mathfn_code): Likewise.
4038 (fold_builtin_constant_p): Pass call arguments individually instead
4039 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4040 accessors and constructors. Return NULL_TREE instead of 0.
4041 (fold_builtin_expect): Likewise.
4042 (fold_builtin_classify_type): Likewise.
4043 (fold_builtin_strlen): Likewise.
4044 (fold_builtin_nan): Likewise.
4045 (integer_valued_real_p): Likewise.
4046 (fold_trunc_transparent_mathfn): Likewise.
4047 (fold_fixed_mathfn): Likewise.
4048 (fold_builtin_cabs): Likewise.
4049 (fold_builtin_sqrt): Likewise.
4050 (fold_builtin_cbrt): Likewise.
4051 (fold_builtin_cos): Likewise.
4052 (fold_builtin_cosh): Likewise.
4053 (fold_builtin_tan): Likewise.
4054 (fold_builtin_sincos): Likewise.
4055 (fold_builtin_cexp): Likewise.
4056 (fold_builtin_trunc): Likewise.
4057 (fold_builtin_floor): Likewise.
4058 (fold_builtin_ceil): Likewise.
4059 (fold_builtin_round): Likewise.
4060 (fold_builtin_int_roundingfn): Likewise.
4061 (fold_builtin_bitop): Likewise.
4062 (fold_builtin_bswap): Likewise.
4063 (fold_builtin_logarithm): Likewise.
4064 (fold_builtin_hypot): Likewise.
4065 (fold_builtin_pow): Likewise.
4066 (fold_builtin_powi): Likewise.
4067 (fold_builtin_exponent): Likewise.
4068 (fold_builtin_memset): Likewise.
4069 (fold_builtin_bzero): Likewise.
4070 (fold_builtin_memory_op): Likewise.
4071 (fold_builtin_bcopy): Deleted; call site changed to invoke
4072 fold_builtin_memory_op directly.
4073 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4074 (fold_builtin_strncpy): Likewise.
4075 (fold_builtin_memcmp): Likewise.
4076 (fold_builtin_strcmp): Likewise.
4077 (fold_builtin_strncmp): Likewise.
4078 (fold_builtin_signbit): Likewise.
4079 (fold_builtin_copysign): Likewise.
4080 (fold_builtin_isascii): Likewise.
4081 (fold_builtin_toascii): Likewise.
4082 (fold_builtin_isdigit): Likewise.
4083 (fold_builtin_fabs): Likewise.
4084 (fold_builtin_abs): Likewise.
4085 (fold_builtin_fmin_fmax): Likewise.
4086 (fold_builtin_carg): Likewise.
4087 (fold_builtin_classify): Likewise.
4088 (fold_builtin_unordered_cmp): Likewise.
4090 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4091 New functions split out from fold_builtin_1.
4092 (fold_builtin_n): New.
4093 (fold_builtin_varargs): New.
4094 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4096 (fold_call_expr): New.
4097 (build_function_call_expr): Rewrite to use new helper function.
4098 (fold_builtin_call_list): New.
4099 (build_call_expr): New.
4100 (fold_builtin_call_valist): New.
4101 (rewrite_call_expr): New.
4102 (validate_arg): New.
4103 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4104 of an arglist. Change return type to bool. Use new CALL_EXPR
4107 (fold_builtin_strstr): Pass call arguments individually instead
4108 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4109 accessors and constructors. Return NULL_TREE instead of 0.
4110 (fold_builtin_strchr): Likewise.
4111 (fold_builtin_strrchr): Likewise.
4112 (fold_builtin_strpbrk): Likewise.
4113 (fold_builtin_strcat): Likewise.
4114 (fold_builtin_strncat): Likewise.
4115 (fold_builtin_strspn): Likewise.
4116 (fold_builtin_strcspn): Likewise.
4117 (fold_builtin_fputs): Likewise.
4118 (fold_builtin_next_arg): Likewise.
4119 (fold_builtin_sprintf): Likewise.
4121 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4122 NULL_RTX instead of 0.
4123 (expand_builtin_memory_chk): Likewise.
4124 (maybe_emit_chk_warning): Likewise.
4125 (maybe_emit_sprintf_chk_warning): Likewise.
4127 (fold_builtin_object_size): Pass call arguments individually instead
4128 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4129 accessors and constructors. Return NULL_TREE instead of 0.
4130 (fold_builtin_memory_chk): Likewise.
4131 (fold_builtin_stxcpy_chk): Likewise.
4132 (fold_builtin_strncpy_chk): Likewise.
4133 (fold_builtin_strcat_chk): Likewise.
4134 (fold_builtin_strcat_chk): Likewise.
4135 (fold_builtin_strncat_chk): Likewise.
4136 (fold_builtin_sprintf_chk): Likewise.
4137 (fold_builtin_snprintf_chk): Likewise.
4138 (fold_builtin_printf): Likewise.
4139 (fold_builtin_vprintf): Likewise.
4141 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4143 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4144 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4145 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4146 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4147 (fold_unary): Likewise.
4148 (fold_binary): Likewise.
4149 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4150 ternary expressions.
4151 (fold): Add logic for tcc_vl_exp.
4152 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4153 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4154 (fold_build3_stat): Add assertion to flag broken interface for
4155 constructing CALL_EXPRs.
4156 (fold_build_call_list): New.
4157 (fold_build_call_list_initializer): New.
4158 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4160 (fold_strip_sign_ops): Likewise.
4162 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4163 Brooks Moses <brooks.moses@codesourcery.com>
4164 Lee Millward <lee.millward@codesourcery.com>
4166 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4167 accessors and dump arguments explicitly.
4169 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4171 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4173 (print_call_name): Use new CALL_EXPR accessors.
4175 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4176 CALL_EXPR arguments explicitly instead of as a list. Use
4177 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4179 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4180 (vrp_visit_stmt): Likewise.
4182 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4183 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4185 (force_move_till_expr): Likewise.
4187 * targhooks.c (default_external_stack_protect_fail): Use
4188 build_call_expr instead of build_function_call_expr.
4189 (default_hidden_stack_protect_fail): Likewise.
4191 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4194 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4195 and walk arguments explicitly.
4197 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4198 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4199 (expand_simple_operations): Likewise.
4200 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4202 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4203 of TREE_CODE_LENGTH.
4204 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4206 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4207 instead of TREE_CODE_LENGTH.
4209 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4210 (tree_ic_transform): Likewise.
4211 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4212 parameter instead of arglist. Fix callers.
4213 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4214 (tree_stringops_transform): Likewise.
4215 (tree_indirect_call_to_profile): Likewise.
4216 (tree_stringops_values_to_profile): Likewise.
4218 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4219 (eliminate_tail_call): Likewise.
4221 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4223 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4224 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4226 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4228 * omp-low.c (build_omp_barrier): Use build_call_expr.
4229 (lower_rec_input_clauses): Likewise.
4230 (lower_reduction_clauses): Likewise.
4231 (expand_parallel_call): Likewise.
4232 (maybe_catch_exception): Likewise.
4233 (expand_omp_for_generic): Likewise.
4234 (expand_omp_for_static_nochunk): Likewise.
4235 (expand_omp_sections): Likewise.
4236 (lower_omp_single_simple): Likewise.
4237 (lower_omp_single_copy): Likewise.
4238 (lower_omp_master): Likewise.
4239 (lower_omp_ordered): Likewise.
4240 (lower_omp_critical): Likewise.
4242 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4243 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4245 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4246 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4247 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4249 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4250 and generalize to handle any number of operands.
4251 (chrec_contains_undetermined): Likewise.
4252 (tree_contains_chrecs): Likewise.
4253 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4255 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4257 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4258 fold_call_expr instead of fold_builtin.
4259 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4260 match declarations there.
4261 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4264 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4265 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4267 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4268 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4270 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4273 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4274 (execute_cse_sincos): Use new CALL_EXPR accessors.
4276 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4278 * gimple-low.c (lower_function_body): Use build_call_expr.
4279 (lower_builtin_setjmp): Likewise.
4281 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4282 (set_storage_via_libcall): Likewise.
4283 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4284 instead of TREE_CODE_LENGTH.
4285 (expand_expr_real_1): Use new CALL_EXPR accessors.
4287 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4288 generalize to handle any number of operands.
4289 (TB_parent_eq): Likewise.
4291 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4292 (strip_builtin_expect): Likewise.
4294 * function.c (gimplify_parameters): Use build_call_expr.
4296 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4297 instead of TREE_CODE_LENGTH.
4299 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4300 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4302 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4305 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4306 (gimplify_decl_expr): Likewise.
4307 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4308 Use new CALL_EXPR iterators.
4309 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4310 (gimplify_modify_expr_to_memset): Likewise.
4311 (gimplify_variable_sized_compare): Likewise.
4312 (gimplify_omp_atomic_fetch_op): Likewise.
4313 (gimplify_omp_atomic_pipeline): Likewise.
4314 (gimplify_omp_atomic_mutex): Likewise.
4315 (gimplify_function_tree): Likewise.
4317 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4318 (call_expr_flags): Likewise.
4319 (expand_call): Likewise.
4321 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4322 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4325 * coverage.c (create_coverage): Use build_call_expr.
4327 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4328 (temp_call_expr_obstack): New.
4329 (pool_copy_list): Delete.
4330 (temp_copy_call_expr): New.
4331 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4332 CALL_EXPR accessors. Get rid of special goo for copying argument
4333 lists and use temp_copy_call_expr instead.
4334 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4335 CALL_EXPR accessors.
4336 (create_expression_by_pieces): Likewise. Use build_call_array
4337 to construct the result instead of fold_build3.
4338 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4339 dealing with argument lists.
4340 (init_pre): Remove references to expression_node_pool and
4341 list_node_pool. Init temp_call_expr_obstack instead.
4342 (fini_pre): Remove references to expression_node_pool and
4345 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4346 and walk arguments explicitly instead of as a list.
4348 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4349 (mx_register_decls): Likewise.
4350 (mudflap_register_call): Likewise.
4351 (mudflap_finish_file): Likewise.
4353 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4354 (ipa_callsite_compute_param): Likewise.
4356 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4357 accessors and constructor.
4359 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4360 accessors and constructor.
4361 (convert_tramp_reference): Likewise.
4362 (convert_call_expr): Likewise.
4363 (finalize_nesting_tree_1): Likewise.
4365 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4368 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4370 * tree-inline.c (initialize_inlined_parameters): Pass entire
4371 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4373 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4374 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4376 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4377 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4378 (vectorizable_reduction): Likewise.
4379 (vectorizable_call): Use new CALL_EXPR iterators.
4380 (vectorizable_conversion): Use build_call_expr.
4381 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4382 (vect_gen_widened_results_half): Use build_call_expr.
4383 (vect_setup_realignment): Likewise.
4384 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4386 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4387 (pass_through_call): Likewise.
4388 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4391 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4392 (tree_gen_pow2_profiler): Likewise.
4393 (tree_gen_one_value_profiler): Likewise.
4394 (tree_gen_ic_func_profiler): Likewise.
4395 (tree_gen_average_profiler): Likewise.
4396 (tree_gen_ior_profiler): Likewise.
4398 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4399 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4400 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4402 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4403 of TREE_CODE_LENGTH.
4405 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4406 of TREE_CODE_LENGTH.
4408 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4410 (convert_to_integer): Likewise.
4412 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4415 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4416 Brooks Moses <brooks.moses@codesourcery.com>
4417 Lee Millward <lee.millward@codesourcery.com>
4419 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4421 * config/frv/frv.c (frv_expand_builtin): Likewise.
4422 * config/s390/s390.c (s390_expand_builtin): Likewise.
4424 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4425 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4427 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4428 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4429 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4430 (ix86_expand_store_builtin): Likewise.
4431 (ix86_expand_unop_builtin): Likewise.
4432 (ix86_expand_unop1_builtin): Likewise.
4433 (ix86_expand_sse_compare): Likewise.
4434 (ix86_expand_sse_comi): Likewise.
4435 (ix86_expand_vec_init_builtin): Likewise.
4436 (ix86_expand_vec_ext_builtin): Likewise.
4437 (ix86_expand_vec_set_builtin): Likewise.
4438 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4440 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4441 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4443 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4444 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4445 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4447 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4449 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4450 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4451 arglist. Use new CALL_EXPR accessors. Fix callers.
4452 (altivec_expand_abs_builtin): Likewise.
4453 (rs6000_expand_binop_builtin): Likewise.
4454 (altivec_expand_predicate_builtin): Likewise.
4455 (altivec_expand_lv_builtin): Likewise.
4456 (spe_expand_stv_builtin): Likewise.
4457 (altivec_expand_stv_builtin): Likewise.
4458 (rs6000_expand_ternop_builtin): Likewise.
4459 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4460 (altivec_expand_st_builtin): Likewise.
4461 (altivec_expand_dst_builtin): Likewise.
4462 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4463 arglist. Use new CALL_EXPR accessors. Fix callers.
4464 (altivec_expand_vec_set_builtin): Likewise.
4465 (altivec_expand_vec_ext_builtin): Likewise.
4466 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4467 (spe_expand_builtin): Likewise.
4468 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4469 arglist. Use new CALL_EXPR accessors. Fix callers.
4470 (spe_expand_evsel_builtin): Likewise.
4471 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4472 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4474 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4475 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4476 (arm_expand_unop_builtin): Likewise.
4477 (arm_expand_builtin): Use new CALL_EXPR accessors.
4479 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4482 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4483 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4484 (bfin_expand_unop_builtin): Likewise.
4485 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4487 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4488 Brooks Moses <brooks.moses@codesourcery.com>
4489 Lee Millward <lee.millward@codesourcery.com>
4491 * c-semantics.c (build_stmt): Add internal diagnostic check.
4493 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4494 accessors. Print arguments explicitly instead of as a list.
4496 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4498 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4499 (c_finish_omp_flish): Likewise.
4501 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4502 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4503 instead of TREE_CODE_LENGTH.
4504 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4505 (c_warn_unused_result): Likewise.
4507 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4510 * doc/invoke.texi (Warning Options): Remove
4511 -Werror-implicit-function-declaration.
4512 (Wimplicit-function-declaration): Update description.
4513 * opts.c (common_handle_option): Move handling of -Werror=* to...
4514 (enable_warning_as_error): ...here.
4515 * opts.h (enable_warning_as_error): Declare.
4516 * c-decl.c (implicit_decl_warning): Unless
4517 -Wno-implicit-function-declaration is given, emit a pedwarn if
4518 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4519 * c.opt (Wimplicit-function-declaration): Replace
4520 mesg_implicit_function_declaration with
4521 warn_implicit_function_declaration.
4522 * c-opts.c (c_common_handle_option):
4523 -Werror-implicit-function-declaration is exactly equal as
4524 -Werror=implicit-function-declaration.
4525 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4526 warn_implicit_function_declaration.
4527 (c_common_post_options): -Wimplict-function-declaration is enabled
4528 by default by -std=c99, otherwise is disabled by default.
4529 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4531 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4533 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4534 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4535 former is ignored but not the latter.
4537 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4539 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4540 is made and the reference doesn't use the alias set of its type,
4541 do not create the temporary using that type.
4543 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4545 * jump.c: Remove prototypes for delete_computation and
4546 delete_prior_computation.
4548 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4550 * jump.c (get_label_after): Delete.
4551 (get_label_before, delete_computation, delete_jump,
4552 delete_prior_computation, follow_jumps): Move...
4553 * reorg.c (delete_computation, delete_prior_computation): ... here...
4554 (get_label_before, delete_jump): ... making these static ...
4555 (follow_jumps): ... and simplifying this since it only runs after
4557 * rtl.h (get_label_after, get_label_before, delete_jump,
4558 follow_jumps): Delete prototypes.
4560 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4562 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4564 2007-02-15 Nick Clifton <nickc@redhat.com>
4566 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4567 order to prevent it from being munged by the target.
4569 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4571 * config/i386/i386.md: Remove misleading comment.
4573 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4575 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4576 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4579 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4581 * tree-sra.c (instantiate_missing_elements): Canonicalize
4583 (sra_build_assignment): New.
4584 (generate_copy_inout, generate_element_copy,
4585 generate_element_zero, generate_one_element_init): Use it.
4587 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4589 * tree-sra.c (instantiate_missing_elements): Canonicalize
4591 (sra_build_assignment): New.
4592 (generate_copy_inout, generate_element_copy,
4593 generate_element_zero, generate_one_element_init): Use it.
4595 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4597 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4600 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4602 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4603 types as aggregates not scalars.
4604 * function.c (assign_stack_temp_for_type): Likewise.
4606 2007-02-14 Roger Sayle <roger@eyesopen.com>
4607 Zdenek Dvorak <dvorakz@suse.cz>
4609 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4612 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4614 * passes.c (next_pass_1): Clear the next field of the copied
4617 2007-02-14 Richard Henderson <rth@redhat.com>
4619 * tree-sra.c (early_sra): New.
4620 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4621 (tree_sra_early, pass_sra_early): New.
4622 * tree-pass.h (pass_sra_early): Declare.
4623 * passes.c (init_optimization_passes): Use it.
4625 2007-02-14 Richard Guenther <rguenther@suse.de>
4627 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4629 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4631 PR tree-optimization/30771
4632 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4634 (vect_analyze_operations): Induction phis can now be marked as
4636 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4637 Update documentation accordingly.
4639 2007-02-14 Nick Clifton <nickc@redhat.com>
4641 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4642 most 3 arguments are supported.
4643 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4645 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4647 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4648 Ensure dst->current is valid.
4650 2007-02-13 Paul Brook <paul@codesourcery.com>
4652 * config.gcc: Add arm*-*-uclinux-*eabi.
4653 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4654 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4655 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4656 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4657 (LINK_SPEC): Define.
4659 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4661 * config/arm/uclinux-eabi.h: New file.
4662 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4663 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4666 2007-02-13 Ian Lance Taylor <iant@google.com>
4668 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4669 * flags.h (warn_strict_overflow): Declare.
4670 (enum warn_strict_overflow_code): Define.
4671 (issue_strict_overflow_warning): New static inline function.
4672 * opts.c (warn_strict_overflow): New variable.
4673 (common_handle_option): Handle OPT_Wstrict_overflow and
4674 OPT_Wstrict_overflow_.
4675 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4677 * fold-const.c: Include intl.h.
4678 (fold_deferring_overflow_warnings): New static variable.
4679 (fold_deferred_overflow_warning): New static variable.
4680 (fold_deferred_overflow_code): New static variable.
4681 (fold_defer_overflow_warnings): New function.
4682 (fold_undefer_overflow_warnings): New function.
4683 (fold_undefer_and_ignore_overflow_warnings): New function.
4684 (fold_deferring_overflow_warnings_p): New function.
4685 (fold_overflow_warning): New static function.
4686 (make_range): Add strict_overflow_p parameter. Change all
4688 (extract_muldiv, extract_muldiv_1): Likewise.
4689 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4690 tree_expr_nonnegative_p.
4691 (fold_negate_expr): Call fold_overflow_warning.
4692 (fold_range_test): Likewise.
4693 (fold_comparison): Likewise.
4694 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4695 instead of tree_expr_nonnegative_p.
4696 (tree_expr_nonnegative_warnv_p): Rename from
4697 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4698 (tree_expr_nonnegative_p): New function.
4699 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4700 strict_overflow_p parameter.
4701 (tree_expr_nonzero_p): New function.
4702 * passes.c (verify_interpass_invariants): New static function.
4703 (execute_one_pass): Call it.
4704 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4706 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4707 (estimate_numbers_of_iterations): Likewise.
4708 (scev_probably_wraps_p): Likewise.
4709 * tree-ssa-ccp.c: Include "toplev.h".
4710 (evaluate_stmt): Defer fold overflow warnings until we know we are
4712 (struct fold_stmt_r_data): Add stmt field.
4713 (fold_stmt_r): Defer fold overflow warnings until we know we
4715 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4716 (fold_stmt_inplace): Likewise.
4717 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4718 (cleanup_control_expr_graph): Defer fold overflow warnings until
4719 we know we are going to optimize.
4720 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4721 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4723 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4724 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4725 * tree-ssa-loop-manip.c (create_iv): Likewise.
4726 * c-typeck.c (build_conditional_expr): Likewise.
4727 (build_binary_op): Likewise.
4728 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4729 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4730 (extract_range_from_unary_expr): Likewise.
4731 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4732 assuming that signed overflow does not occur.
4733 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4734 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4735 (fold_defer_overflow_warnings): Declare.
4736 (fold_undefer_overflow_warnings): Declare.
4737 (fold_undefer_and_ignore_overflow_warnings): Declare.
4738 (fold_deferring_overflow_warnings_p): Declare.
4739 (tree_expr_nonzero_warnv_p): Declare.
4740 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4742 (Warning Options): Document -Wstrict-overflow.
4743 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4744 (tree-ssa-ccp.o): Likewise.
4745 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4746 (fold-const.o): Depend on intl.h.
4748 2007-02-13 Ian Lance Taylor <iant@google.com>
4751 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4754 2007-02-13 Stuart Hastings <stuart@apple.com>
4756 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4758 2007-02-13 Richard Henderson <rth@redhat.com>
4760 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4761 handled_component_p before looking for the indirect_ref.
4763 2007-02-13 Richard Henderson <rth@redhat.com>
4765 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4766 remove flags clobber.
4767 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4768 (bswaphi_lowpart): New.
4769 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4770 remove TARGET_BSWAP test. Delete expander of the same name.
4772 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4773 (expand_unop): Use them.
4775 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4778 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4779 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4780 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4781 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4782 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4783 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4784 assembler dialect choice from asm templates.
4786 2007-02-12 Richard Henderson <rth@redhat.com>
4788 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4789 (fixuns_trunc<SSEMODEF>si2): Use it.
4790 * config/i386/sse.md (vec_setv4sf_0): Export.
4791 * config/i386/i386.c (ix86_build_const_vector): Export.
4792 (ix86_split_convert_uns_si_sse): Rename from
4793 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4794 * config/i386/i386-protos.h: Update.
4796 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4799 * c-typeck.c (c_finish_return): Improve warning message.
4801 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4803 * alias.c (find_symbolic_term): Delete unused function.
4805 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4807 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4808 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4809 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4811 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4813 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4814 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4815 the function, temporarily point the debug interface to the null one.
4817 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4819 * dwarf2out.c (round_up_to_align): New static function.
4820 (field_byte_offset): Use it to round the offset.
4822 2007-02-12 Richard Henderson <rth@redhat.com>
4824 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4825 (inswl_const): Export.
4827 2007-02-12 Richard Henderson <rth@redhat.com>
4829 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4830 result mode of the libcall, convert back to outmode.
4832 2007-02-12 Roger Sayle <roger@eyesopen.com>
4834 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4835 (bswapdi2): New define_expand to implement 32-bit implementation.
4837 2007-02-12 Nick Clifton <nickc@redhat.com>
4839 * doc/invoke.texi (Overall Options): Document --help=.
4840 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4841 (cc1_options): Pass --help= on to cc1.
4842 (display_help): Add description of --help=.
4843 (process_command): Add code to handle --help=. Allow translated
4844 --help and --target-help switches to be passed on to compiler
4846 (main): Remove unused if statement.
4847 * opts.c (columns): Remove.
4848 (LEFT_COLUMN): Define.
4849 (wrap_help): Add columns argument.
4850 (print_filtered_help): Change parameters to be an include bitmask,
4851 an exclude bitmask, an any bitmask and the column width. Move the
4852 code to display the params list here. Add code to display the
4853 status of options rather than their descriptions if the quiet flag
4855 (print_specific_help): Change parameters to be an include bitmask,
4856 an exclude bitmask and an any bitmask. Move code to look up the
4857 column width here. Decide upon the title for an options listing.
4858 (common_handle_options): Add code to handle --help=. Adapt code
4859 for --help and --target-help to use the revised form of the
4860 print_specific_help function.
4861 (print_help): Delete.
4862 (print_param_help): Delete.
4863 (print_switch): Delete.
4864 * opts.h (cl_lang_count): Add prototype.
4865 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4866 CL_MAX_OPTION_CLASS): New defines.
4867 * optc-gen.awk: Add construction of cl_lang_count.
4868 * c.opt: Add Warning attribute to warning options and Optimization
4869 attribute to optimization options.
4870 * common.opt: Likewise.
4872 Add -fhelp and -ftarget-help as aliases for the transformed --help
4873 and --target-help options.
4874 * opt-functions.awk: Add code to handle Warning and Optimization
4877 2007-02-12 Richard Henderson <rth@redhat.com>
4879 * config/alpha/constraints.md: New file.
4880 * config/alpha/alpha.c: Include tm-constrs.h.
4881 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4882 alpha_extra_constraint): Remove.
4883 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4884 * config/alpha/alpha-protos.h: Update.
4885 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4886 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4887 (EXTRA_CONSTRAINT): Remove.
4888 * config/alpha/alpha.md: Include constraints.md.
4889 (adddi splitter): Use satisfies_constraint_*.
4890 * config/alpha/predicates.md (add_operand): Likewise.
4891 (sext_add_operand, addition_operation): Likewise.
4893 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4895 PR tree-optimization/29145
4896 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4897 in our handling of restrict qualified pointers.
4899 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4902 * doc/invoke.texi (Wunused-value): Update description.
4903 (Wextra): Delete item.
4904 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4905 value of Wunused-value.
4906 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4907 (c_finish_stmt_expr): Don't check extra_warnings.
4908 (emit_side_effect_warnings): The caller is responsible to check
4911 2007-02-11 Roger Sayle <roger@eyesopen.com>
4912 Matt Thomas <matt@3am-software.com>
4914 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4916 2007-02-11 Roger Sayle <roger@eyesopen.com>
4918 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4919 comparisons of POPCOUNT against zero.
4920 (simplify_const_relational_operation): Likewise.
4922 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4924 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4926 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4928 * dwarf2out.c (root_type): Delete unused function.
4930 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4932 * genattrtab.c (contained_in_p): Delete unused function.
4933 (write_expr_attr_cache): Likewise.
4935 2007-02-11 Jan Hubicka <jh@suse.cz>
4937 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4940 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4942 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4943 to add the REG_EQ* note.
4944 * see.c (see_merge_one_use_extension): Likewise.
4945 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4946 turn REG_EQUAL notes into REG_EQUIV notes if the target
4947 register may have more than one set.
4948 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4949 * gcse.c (try_replace_reg): Likewise.
4950 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4951 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4952 more than one REG_EQUIV note.
4953 * reload1.c (gen_reload): Use set_unique_reg_note.
4955 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4958 (ix86_builtin_conversion): New function.
4960 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4963 * tree.h (DECL_REPLACEABLE_P): New macro.
4964 * except.c (set_nothrow_function_flags): Likewise.
4966 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4967 Ira Rosen <irar@il.ibm.com>
4968 Dorit Nuzman <dorit@il.ibm.com>
4970 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4971 * targhooks.c (default_builtin_vectorized_conversion): New.
4972 * targhooks.h (default_builtin_vectorized_function): New declaration.
4973 * target.h (struct vectorize): Add builtin_conversion field.
4974 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4975 stmt_vec_info_type value.
4976 (vectorizable_conversion): New declaration.
4977 * tree-vect-analyze.c (vect_analyze_operations): Add
4978 vectorizable_conversion call.
4979 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4980 * tree-vect-transform.c (vectorizable_conversion): New function.
4981 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4982 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4984 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4985 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4986 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4987 or ALTIVEC_BUILTIN_VCFSX.
4989 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4992 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4993 CONST_DOUBLE and operand 0 is a hard register.
4994 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4995 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4996 is a hard floating-point register.
4998 2007-02-10 Richard Henderson <rth@redhat.com>
4999 Jakub Jelinek <jakub@redhat.com>
5000 Alexandre Oliva <aoliva@redhat.com>
5002 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5003 * builtin-types.def (BT_WORD): Make unsigned.
5004 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5005 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5006 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5007 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5008 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5009 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5011 * expr.c (emutls_var_address): New.
5012 (expand_expr_real_1): Expand emulated tls.
5013 (expand_expr_addr_expr_1): Likewise.
5014 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5015 * output.h (emutls_finish): Declare.
5016 * toplev.c (compile_file): Call it.
5017 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5018 address before wrapping in CONST.
5019 * varasm.c (emutls_htab, emutls_object_type): New.
5020 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5021 (get_emutls_object_name, get_emutls_object_type): New.
5022 (get_emutls_init_templ_addr, emutls_decl): New.
5023 (emutls_common_1, emutls_finish): New.
5024 (assemble_variable): When emulating tls, swap decls; generate
5025 constructor for the emutls objects.
5026 (do_assemble_alias): When emulating tls, swap decl and target name.
5027 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5029 * varpool.c (decide_is_variable_needed): Look at force_output.
5030 Recurse for emulated tls.
5031 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5032 with decide_is_variable_needed.
5033 * emutls.c: New file.
5034 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5035 tls_object for real tls.
5037 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5039 PR rtl-optimization/29599
5040 * reload1.c (eliminate_regs_in_insn): Take the destination
5041 mode into account when computing the offset.
5043 2007-02-09 Stuart Hastings <stuart@apple.com>
5044 Richard Henderson <rth@redhat.com>
5046 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5047 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5048 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5049 fixuns_truncdfhi2): New.
5050 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5051 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5052 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5053 (floatunssidf2): Allow nonimmediate source.
5054 * gcc/config/i386/sse.md (movdi_to_sse): New.
5055 (vec_concatv2di): Drop '*'.
5056 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5057 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5058 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5060 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5061 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5062 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5063 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5064 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5065 ix86_build_const_vector.
5066 (x86_emit_floatuns): Rewrite.
5068 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5070 * genautomata.c (longest_path_length): Delete unused function.
5071 (struct state): Delete unused longest_path_length.
5072 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5073 (get_free_state): Delete unused.
5075 2007-02-09 Jan Hubicka <jh@suse.cz>
5077 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5078 * doc/invoke.texi (inline-unit-growth): Update default value.
5080 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5081 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5082 (rebuild_cgraph_edges): Likewise.
5083 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5084 (dump_cgraph_node): Dump frequencies.
5085 (cgraph_clone_edge): Add frequency scales.
5086 (cgraph_clone_node): Add freuqnecy.
5087 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5088 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5089 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5090 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5091 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5092 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5093 (save_inline_function_body): Likewise.
5094 * ipa-inline.c: inluce rtl.h
5095 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5096 (cgraph_edge_badness): Use frequencies.
5097 (cgraph_decide_recursive_inlining): Update clonning.
5098 (cgraph_decide_inlining_of_small_function): Dump frequency.
5099 * predict.c (estimate_bb_frequencies): Export.
5100 * predict.h (estimate_bb_frequencies): Declare.
5101 * tree-inline.c (copy_bb): Watch overflows.
5102 (expand_call_inline): Update call of cgraph_create_edge.
5103 (optimize_inline_calls): Use TODO flags to update frequnecies.
5104 * passes.h: Include predict.h
5105 (init_optimization_passes): Move profile ahead.
5106 (execute_function_todo): Handle TODO_rebuild_frequencies.
5108 2007-02-09 Roger Sayle <roger@eyesopen.com>
5110 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5111 the insbl or inswl pattern into a register.
5113 2007-02-09 Roger Sayle <roger@eyesopen.com>
5115 * config/ia64/ia64.md (bswapdi2): New define_insn.
5117 2007-02-09 Richard Henderson <rth@redhat.com>
5119 * config/i386/constraints.md (Ym): New constraint.
5120 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5121 (movdi_1_rex64): Split sse and xmm general register moves from
5122 memory move alternatives. Use conditional register constraints.
5123 (movsf_1, movdf_integer): Likewise.
5124 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5125 (movdf_integer_rex64): New.
5126 (pushsf_rex64): Fix output constraints.
5127 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5128 (sse2_stored): Likewise.
5129 (sse2_storeq_rex64): New.
5130 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5131 amd and not generic.
5132 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5133 for optimize_size. Remove SF/DFmode hack.
5135 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5137 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5140 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5141 Richard Sandiford <richard@codesourcery.com>
5143 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5144 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5145 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5146 m68k/t-mlib to tmake_file.
5147 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5148 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5149 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5150 Allow it to be cf or m68k. Set m68k_arch_family. If that
5151 variable is not empty, add t-$m68k_arch_family to tmake_file.
5152 Add t-mlibs to tmake_file.
5153 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5154 * config/m68k/t-cf: New file.
5155 * config/m68k/t-m68k: Likewise.
5156 * config/m68k/t-mlibs: Likewise.
5157 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5158 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5159 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5160 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5161 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5163 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5164 (INSTALL_LIBGCC): Delete.
5165 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5166 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5167 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5168 (M68K_MLIB_CPU): Define.
5169 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5170 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5171 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5173 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5174 Richard Guenther <rguenther@suse.de>
5177 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5178 against INT_MIN/INT_MAX.
5179 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5180 file if a loop is removed.
5182 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5184 * calls.c (store_one_arg): Pass correct alignment to
5185 emit_push_insn for non-BLKmode values.
5186 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5187 unaligned stack slot via a suitably aligned slot.
5189 2007-02-08 DJ Delorie <dj@redhat.com>
5191 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5193 (legal_subregs): Use unsigned char, make const.
5194 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5196 2007-02-08 Paul Brook <paul@codesourcery.com>
5198 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5199 special interworking needed.
5201 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5203 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5204 conditional to __SSE2__.
5205 (Entries below should have been added to first ChangeLog
5206 entry for amdfam10 dated 2007-02-05)
5207 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5209 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5211 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5214 2007-02-08 DJ Delorie <dj@redhat.com>
5216 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5217 * config/m32c/m32c.c (legal_subregs): New.
5218 (m32c_illegal_subreg_p): New.
5219 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5220 unsupported subregs of hard regs.
5222 2007-02-08 Jan Hubicka <jh@suse.cz>
5224 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5225 the same one; always update histograms.
5227 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5229 * passes.c (init_optimization_passes): Tidy comment.
5231 2007-02-08 Roger Sayle <roger@eyesopen.com>
5233 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5234 strip zero_extend, bswap and rotates from POCOUNT's argument.
5235 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5236 zero_extend and rotates from PARITY's argument.
5237 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5238 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5239 of an integer constant at compile-time.
5241 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5244 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5246 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5249 * tree-ssa-live.c (remove_unused_locals): Do not remove
5250 TREE_ADDRESSABLE variables.
5251 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5252 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5253 FOR_CLOBBER. Update all users.
5254 If VAR has an associated alias set, add a virtual operand for
5255 it if no alias is found to conflict with the memory reference.
5257 2007-02-07 Jan Hubicka <jh@suse.cz>
5258 Robert Kidd <rkidd@crhc.uiuc.edu>
5260 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5262 2007-02-07 Ian Lance Taylor <iant@google.com>
5264 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5266 2007-02-07 Roger Sayle <roger@eyesopen.com>
5268 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5269 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5270 tablejumpdi, movsi_to_cr_one): Remove constraints from
5271 define_expand's match_operands.
5273 2007-02-07 Roger Sayle <roger@eyesopen.com>
5275 * global.c (compute_regsets): Move declatation of "i" inside of
5276 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5278 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5281 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5282 of INDIRECT_REF <RESULT_DECL>.
5284 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5286 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5287 Kaz Kojima <kkojima@gcc.gnu.org>
5290 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5292 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5294 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5296 * doc/loop.texi: Document possibility not to perform disambiguation
5297 of loops with multiple latches.
5298 * cfgloopmanip.c (alp_enum_p): Removed.
5299 (add_loop): Handle subloops. Use get_loop_body_with_size.
5300 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5301 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5302 the new forwarder block.
5303 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5304 Handle the case latch is NULL.
5305 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5306 when marking loop exits.
5307 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5309 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5310 disambiguate_loops_with_multiple_latches.
5311 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5312 before fix_loop_structure.
5313 * cfgloop.c: Include pointer-set.h and output.h.
5314 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5315 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5316 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5317 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5318 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5319 disambiguate_multiple_latches, get_loop_body_with_size,
5320 disambiguate_loops_with_multiple_latches): New functions.
5321 (flow_loop_dump): Dump multiple latch edges.
5322 (flow_loop_nodes_find): Handle loops with multiple latches.
5323 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5324 (glb_enum_p): Modified.
5325 (get_loop_body): Use get_loop_body_with_size.
5326 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5327 (AVOID_CFG_MODIFICATIONS): New constant.
5328 (disambiguate_loops_with_multiple_latches, add_loop,
5329 get_loop_body_with_size): Declare.
5330 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5332 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5335 * global.c (compute_regsets): New function.
5336 (global_alloc): Refactored ELIMINABLE_REGSET
5337 and NO_GLOBAL_ALLOC_REGS computation out.
5338 (rest_of_handle_global_alloc): Call compute_regsets()
5339 for non-optimizing case.
5341 2007-02-06 Richard Henderson <rth@redhat.com>
5343 * config/i386/constraints.md (Y2): Rename from Y.
5344 (Yi): New constraint.
5345 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5346 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5347 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5348 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5349 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5350 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5351 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5352 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5353 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5354 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5355 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5356 vec_extractv2si_1): Change Y constraints to Y2.
5357 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5358 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5359 Change Y constraints to Y2.
5360 (sse2_loadld): Change Y constraints to x.
5362 2007-02-06 Roger Sayle <roger@eyesopen.com>
5364 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5365 (parity<mode>2): New define_expand using rs6000_emit_parity.
5366 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5367 rs6000_emit_parity): New functions.
5368 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5369 rs6000_emit_parity): Prototype here.
5371 2007-02-06 Ian Lance Taylor <iant@google.com>
5373 * lower-subreg.c (simple_move_operand): Reject CONST.
5374 (resolve_clobber): Call validate_change rather than directly
5375 assigning to XEXP (pat, 0).
5377 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5379 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5380 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5381 (tree-cfg.o): Remove hashtab.h dependency.
5383 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5384 (struct ivopts_data): Change niters to pointer_map_t.
5385 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5386 (niter_for_exit): Create pointer_map on demand. Change for
5388 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5389 (free_loop_data): Destroy data->niters if created and reset field.
5390 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5391 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5393 * tree-ssa-reassoc.c: Include pointer-set.h.
5394 (bb_rank): Change to long *.
5395 (operand_rank): Change to pointer_map_t.
5396 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5397 (insert_operand_rank): Accept long.
5398 (operand_entry_hash, operand_entry_eq): Remove.
5399 (get_rank): Return long. Adjust for changes above.
5400 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5402 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5404 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5405 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5406 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5408 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5409 directly since it cannot be NULL.
5410 (get_vi_for_tree): Rewrite for pointer_map API.
5411 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5412 (init_alias_vars): Create vi_for_tree as pointer_map.
5413 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5415 * tree-cfg.c: Don't include hashtab.h.
5416 (edge_to_cases): Declare as pointer_map.
5417 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5419 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5420 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5421 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5423 (record_switch_edge): Delete.
5424 (get_cases_for_edge): Adjust for pointer_map API, inline
5425 record_switch_edge (rewritten for new API), remove goto.
5427 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5429 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5430 * tree-nested.c: Include pointer-set.h.
5431 (var_map_elt, var_map_eq, var_map_hash): Delete.
5432 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5434 (nesting_info_bitmap_obstack): New.
5435 (lookup_field_for_decl): Adjust for pointer_map API.
5436 (lookup_tramp_for_decl): Adjust for pointer_map API.
5437 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5438 (get_local_debug_decl): Adjust for pointer_map API.
5439 (convert_nl_goto_reference): Adjust for pointer_map API.
5440 (convert_nl_goto_receiver): Adjust for pointer_map API.
5441 (create_nesting_tree): Create outside GGC space. Create bitmap on
5442 the new obstack. Create field_map and var_map as pointer_maps.
5443 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5445 (lower_nested_functions): Move root here, no need to NULL it.
5446 Initialize and release the obstack.
5448 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5450 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5451 Remove prototypes and make them non-static.
5452 (struct tree_int_map): Remove.
5453 * tree.h (struct tree_int_map): Move here, turning TO into an
5455 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5457 * tree.h (TREE_COMPLEXITY): Remove.
5458 (struct tree_exp): Remove complexity field.
5459 * tree.c (build1_stat): Don't set it.
5461 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5462 Victor Kaplansky <victork@il.ibm.com>
5464 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5465 (vect_is_simple_reduction): Support reduction with induction as
5466 one of the operands.
5467 (vect_is_simple_iv_evolution): Fix formatting.
5468 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5469 formatting. Don't mark induction phis for vectorization.
5470 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5471 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5472 (vect_get_vec_def_for_operand): Support induction.
5473 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5475 (vectorizable_reduction): Support reduction with induction as one of
5477 (vectorizable_type_demotion): Use def-type of stmt argument rather
5478 than dummy def-type.
5480 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5481 flag_tree_scev_cprop.
5482 * common.opt (tree-scev-cprop): New flag.
5484 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5485 call to vect_get_new_vect_var.
5487 2007-02-06 Ira Rosen <irar@il.ibm.com>
5489 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5490 vectype is not NULL.
5491 (vect_pattern_recog_1): Likewise.
5493 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5495 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5496 (fold_negate_expr): Likewise.
5498 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5501 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5502 even if cv-qualification is the same.
5504 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5506 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5507 __enable_execute_stack on completion.
5509 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5511 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5512 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5513 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5514 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5515 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5516 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5517 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5518 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5522 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5523 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5524 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5525 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5526 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5527 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5528 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5529 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5530 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5531 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5532 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5533 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5534 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5535 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5536 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5537 sqrtextenddfxf2_i387): Added amdfam10_decode.
5539 * config/i386/athlon.md (athlon_idirect_amdfam10,
5540 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5541 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5542 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5543 athlon_ivector_store_amdfam10): New define_insn_reservation.
5544 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5547 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5549 * config/i386/athlon.md (athlon_call_amdfam10,
5550 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5551 define_insn_reservation.
5552 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5553 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5554 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5556 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5558 * config/i386/athlon.md (athlon_sseld_amdfam10,
5559 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5560 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5564 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5565 define_insn_reservation.
5566 * config/i386/i386.md (sseins): Added sseins to define_attr type
5567 and define_attr unit.
5568 * config/i386/sse.md: Set type attribute to sseins for insertq
5571 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5573 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5574 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5575 ssecomi_load_amdfam10, ssecomi_amdfam10,
5576 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5577 define_insn_reservation.
5578 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5580 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5582 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5583 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5584 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5585 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5586 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5587 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5588 define_insn_reservation.
5590 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5591 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5592 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5593 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5594 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5596 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5598 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5599 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5600 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5601 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5602 athlon_ssemul_load_k8): Added amdfam10.
5604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5606 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5607 (x86_sse_unaligned_move_optimal): New variable.
5609 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5611 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5612 for unaligned vector SSE double/single precision loads for AMDFAM10.
5614 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5616 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5617 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5618 Define TARGET_CPU_DEFAULT_amdfam10.
5619 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5620 (processor_type): Add PROCESSOR_AMDFAM10.
5622 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5623 processor_type in config/i386/i386.h.
5624 Enable imul peepholes for TARGET_AMDFAM10.
5626 * config.gcc: Add support for --with-cpu option for amdfam10.
5628 * config/i386/i386.c (amdfam10_cost): New variable.
5629 (m_AMDFAM10): New macro.
5630 (m_ATHLON_K8_AMDFAM10): New macro.
5631 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5632 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5633 x86_promote_QImode, x86_integer_DFmode_moves,
5634 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5635 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5636 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5637 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5638 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5639 Enable/disable for amdfam10.
5640 (override_options): Add amdfam10_cost to processor_target_table.
5641 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5642 processor_alias_table.
5643 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5644 (ix86_adjust_cost): Add code for amdfam10.
5646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5648 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5649 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5650 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5651 * config/i386/i386.h: Add builtin definition for SSE4A.
5652 * config/i386/i386.md: Add support for ABM instructions
5654 * config/i386/sse.md: Add support for SSE4A instructions
5655 (movntss, movntsd, extrq, insertq).
5656 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5657 Add -march=amdfam10 flag.
5658 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5659 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5661 * doc/extend.texi: Add documentation for SSE4A builtins.
5663 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5665 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5667 2007-02-05 Richard Guenther <rguenther@suse.de>
5669 * tree-vectorizer.h (vectorizable_function): Add argument type
5670 argument, change return type.
5671 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5672 * tree-vect-transform.c (vectorizable_function): Handle extra
5673 argument, return vectorized function decl.
5674 (build_vectorized_function_call): Remove.
5675 (vectorizable_call): Handle calls with result and argument types
5676 differing. Handle loop vectorization factor correctly.
5677 * targhooks.c (default_builtin_vectorized_function): Adjust for
5679 * targhooks.h (default_builtin_vectorized_function): Likewise.
5680 * target.h (builtin_vectorized_function): Add argument type
5682 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5683 extra argument, allow vectorizing of lrintf.
5684 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5685 documentation of target hook.
5687 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5690 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5691 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5692 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5694 2007-02-05 Roger Sayle <roger@eyesopen.com>
5696 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5697 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5698 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5699 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5700 before canonicalizing sincos to cexpi.
5701 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5703 2007-02-05 Roger Sayle <roger@eyesopen.com>
5705 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5706 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5707 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5709 2007-02-05 Roger Sayle <roger@eyesopen.com>
5711 * mips-tfile.c (initialize_init_file): Correct endianness test.
5713 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5715 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5718 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5720 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5721 saves in a PARALLEL before the register assignments.
5723 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5725 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5726 DWARF_FRAME_RETURN_COLUMN to be a general register.
5727 * dwarf2out.c (init_return_column_size): New function, split from...
5728 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5729 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5730 to be nongeneral registers.
5731 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5733 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5734 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5736 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5738 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5740 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5742 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5743 (remove_path): Use can_remove_branch_p and remove_branch instead
5744 of loop_delete_branch_edge.
5745 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5746 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5747 Update profile using scale_dominated_blocks_in_loop.
5748 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5749 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5750 (can_remove_branch_p, remove_branch): Declare.
5751 * tree-cfg.c (tree_can_remove_branch_p): New function.
5752 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5753 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5754 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5756 2007-02-05 Jan Hubicka <jh@suse.cz>
5759 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5760 nodes in cgraph, don't remove offline copy of the function.
5762 2007-02-04 Jan Hubicka <jh@suse.cz>
5764 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5765 vectors might cause maybe_lookup_element_for_expr to be called
5766 on non-sra-candidate.
5768 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5770 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5771 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5772 spelling conventions.
5774 2007-02-04 Richard Guenther <rguenther@suse.de>
5777 * fold-const.c (try_move_mult_to_index): Make sure to not
5778 overflow one dimension of a multi-dimensional array access.
5780 2007-02-04 Jan Hubicka <jh@suse.cz>
5782 * passes.c (init_optimization_passes): Reindent.
5784 2007-02-04 Jan Hubicka <jh@suse.cz>
5785 Eric Botcazou <ebotcazou@adacore.com>
5787 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5788 (execute_fixup_cfg): Break out the abnormal goto code.
5789 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5790 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5791 (optimize_inline_calls): Call make_nonlocal_label_edges.
5793 2007-02-04 Jan Hubicka <jh@suse.cz>
5795 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5796 true when something was changed.
5797 (rename_ssa_copies): When something was changed, do
5798 TODO_remove_unused_locals.
5799 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5800 add TODO_remove_unused_locals when instruction was removed.
5802 2007-02-04 Jan Hubicka <jh@suse.cz>
5804 * ipa-inline.c (try_inline): Improve debug output; work on already
5806 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5807 call try_inline for already inlined edges too when flattening;
5808 inline also functions that make callee growth but overall unit size
5811 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5813 * config/m32c/bitops.md, config/m32c/jump.md,
5814 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5815 config/m32r/m32r.h, config/m32r/m32r.md,
5816 config/m32r/predicates.md, config/m68hc11/larith.asm,
5817 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5818 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5819 config/mips/mips-protos.h, config/mips/mips.c,
5820 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5821 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5822 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5823 spelling conventions.
5825 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5826 Follow spelling conventions.
5828 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5830 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5831 warn about C++0x compatibility.
5833 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5835 * config/h8300/h8300.c, config/h8300/h8300.h,
5836 config/h8300/h8300.md: Follow spelling conventions.
5838 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5841 * combine.c (try_combine): Do not substitute source operand
5842 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5844 2007-02-03 Jan Hubicka <jh@suse.cz>
5846 PR gcov-profile/30650
5847 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5848 do not divide by zero for never executed counters.
5849 (tree_find_values_to_profile): Fix counters.
5850 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5852 2007-02-03 Ian Lance Taylor <iant@google.com>
5854 * lower-subreg.c (simple_move_operand): New static function,
5855 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5857 (simple_move): Call simple_move_operand.
5858 (find_decomposable_subregs): Add special handling of MEMs.
5859 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5860 meaning of return value. If we see a hard register, test whether
5861 it can store a word_mode value. Change all callers.
5863 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5865 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5866 ftrapv insns and expanders.
5867 (subdi3): Change define_expand operand 1 to arith11_operand, and
5868 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5869 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5870 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5874 * varasm.c (notice_global_symbol): Treat global objects as weak when
5877 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5879 * emit-rtl.c (dconstpi): Delete.
5881 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5882 * real.h (dconstpi): Delete.
5884 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5885 (fold_builtin_hypot): Likewise.
5887 2007-02-03 Tom Tromey <tromey@redhat.com>
5890 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5891 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5893 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5895 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5896 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5897 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5898 config/rs6000/cell.md, config/rs6000/darwin.h,
5899 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5900 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5901 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5902 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5903 typos. Follow spelling conventions.
5904 * doc/invoke.texi: Follow spelling conventions.
5906 2007-02-03 Roger Sayle <roger@eyesopen.com>
5908 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5909 canonicalization transformations that attempt to simplify integer
5910 constant comparisons to become comparisons against zero.
5912 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5914 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5916 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5917 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5919 2007-02-02 Mike Stump <mrs@apple.com>
5921 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5922 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5923 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5924 generate a branch island.
5926 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5928 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5929 (xtensa_legitimate_address_p): New.
5930 (xtensa_legitimize_address): New.
5931 (xtensa_output_addr_const_extra): New.
5932 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5934 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5935 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5936 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5937 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5938 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5939 (xtensa_legitimize_address): New.
5940 (xtensa_output_addr_const_extra): New.
5942 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5944 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5946 2007-02-02 Ian Lance Taylor <iant@google.com>
5948 * expmed.c (expand_divmod): Add comment.
5950 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5952 * emit-rtl.c (renumber_insns): Remove.
5953 * flags.h: Remove the extern for flag_renumber_insns.
5954 * rtl.h: Remove the prototype for renumber_insns.
5955 * toplev.c (flag_renumber_insns): Remove.
5957 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5959 Revert for x86 darwin:
5960 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5962 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5963 code before the following patch under TARGET_MACHO.
5964 (ix86_function_value_regno_p): Likewise.
5966 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5968 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5971 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5974 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5975 general or fp registers. Add comments.
5976 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5978 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5980 * pointer-set.c (insert_aux): Only return insertion slot.
5981 (pointer_set_insert): Adjust.
5982 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5983 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5984 pointer_map_traverse): New.
5985 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5986 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5987 pointer_map_contains, pointer_map_traverse): Declare.
5989 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5992 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5993 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5995 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5997 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5999 (struct _dep): New type.
6000 (dep_t): New typedef.
6001 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6002 (DEP_STATUS): New access macro. The macro with the same name was
6003 renamed to DEP_LINK_STATUS.
6004 (dep_init): Declare function
6006 (struct _dep_link): New type.
6007 (dep_link_t): New typedef.
6008 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6009 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6010 (DEP_LINK_STATUS): New macro.
6011 (debug_dep_links): New debug function.
6013 (struct _deps_list): New type.
6014 (deps_list_t): New typedef.
6015 (DEPS_LIST_FIRST): New access macro.
6016 (FOR_EACH_DEP_LINK): New cycle macro.
6017 (create_deps_list, free_deps_list, delete_deps_list): Declare
6019 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6020 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6021 (copy_deps_list_change_con): Ditto.
6023 (move_dep_link): Declare function.
6025 (struct _dep_node): New type.
6026 (dep_node_t): New typedef.
6027 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6029 (struct haifa_insn_data.back_deps): New field to hold backward
6030 dependencies of the insn.
6031 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6033 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6034 Change its type to deps_list_t.
6035 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6036 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6037 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6039 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6041 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6043 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6045 (dep_cost): Declare.
6047 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6048 (ds_to_dk, dk_to_ds): New functions.
6050 (init_dep_1): New static function.
6051 (init_dep): New function.
6052 (copy_dep): New static function.
6054 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6056 (detach_dep_link): New static function.
6057 (move_dep_link): New function.
6059 (dep_links_consistent_p, dump_dep_links): New static functions.
6060 (debug_dep_links): New debugging function.
6062 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6064 (alloc_deps_list, init_deps_list): New static functions.
6065 (create_deps_list): New function.
6066 (clear_deps_list): New static function.
6067 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6068 (deps_list_consistent_p, dump_deps_list): New static functions.
6069 (debug_deps_list): New function.
6070 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6072 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6074 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6075 use new scheduler dependencies lists.
6076 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6077 (sched_analyze): Ditto. Initialize dependencies lists.
6078 (add_forw_dep, compute_forward_dependences): Update to use new
6079 scheduler dependencies lists.
6081 (init_dependency_caches): Init deps_obstack.
6082 (free_dependency_caches): Free deps_obstack.
6084 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6085 new scheduler dependencies lists.
6086 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6087 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6089 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6090 Update to use new scheduler dependencies lists.
6091 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6092 (debug_dependencies): Ditto.
6093 (schedule_region): Update comments.
6095 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6096 scheduler dependencies lists.
6097 (schedule_ebb): Update comments.
6099 * rtl.def (DEPS_LIST): Remove.
6101 * lists.c (unused_deps_list): Remove.
6102 (free_list): Update assertions.
6104 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6105 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6107 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6108 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6110 * haifa-sched.c (comments): Update.
6111 (insn_cost1): Remove. Inline the code into insn_cost ().
6112 (insn_cost): Update to use new scheduler dependencies lists. Move
6113 processing of the dependency cost to dep_cost ().
6114 (dep_cost): New function. Use it instead of insn_cost () when
6115 evaluating cost of the dependency. Use compatible interface to
6116 interact with the target.
6117 (priority): Update to use new scheduler dependencies lists.
6118 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6119 with greater number of insns that depend on the insn.
6120 (schedule_insn): Update to use new scheduler dependencies lists. Add
6121 code to free backward dependencies lists. Inline and optimize code
6122 from resolve_dep () - see PR28071.
6123 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6124 lists. Update call to targetm.sched.is_costly_dependence hook.
6126 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6127 scheduler dependencies lists.
6129 (resolve_dep): Remove. Move the logic to schedule_insn ().
6130 (init_h_i_d): Initialize dependencies lists.
6132 (process_insn_depend_be_in_spec): Rename to
6133 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6135 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6136 Update to use new scheduler dependencies lists.
6137 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6139 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6140 new scheduler dependencies lists.
6141 (build_intra_loop_deps): Ditto.
6143 * target.h (struct _dep): Declare to use in
6144 gcc_target.sched.is_costly_dependence.
6145 (struct gcc_target.sched.adjust_cost): Fix typo.
6146 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6147 single dep_t parameter instead of an equivalent triad.
6148 (struct gcc_target.sched.adjust_cost_2): Remove.
6150 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6152 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6154 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6156 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6158 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6159 (REG_DEP_TRUE): Document.
6161 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6162 Change signature to correspond to the targetm.sched.adjust_cost hook.
6163 Update use in TARGET_SCHED_ADJUST_COST_2.
6164 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6165 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6166 new scheduler dependencies lists.
6167 (ia64_gen_check): Ditto.
6169 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6172 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6173 signature to correspond to the targetm.sched.is_costly_dependence hook.
6174 (is_costly_group): Update to use new scheduler dependencies lists.
6176 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6177 instead of INSN_COST () macro.
6179 2007-02-01 Ian Lance Taylor <iant@google.com>
6181 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6183 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6185 * pa.md (tp_load): Correct mfctl instruction syntax.
6187 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6189 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6190 altivec_padding_size calculation on AIX. Improve comment, add
6191 assert to verify that it's right.
6193 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6196 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6199 * global.c (global_alloc): Add mising initialization of
6202 2007-02-01 Roger Sayle <roger@eyesopen.com>
6204 * alias.c (init_alias_analysis): Correct whitespace.
6205 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6206 partition_hot_cold_basic_blocks): Likewise.
6207 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6208 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6209 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6210 fold_builtin_snprintf_chk, fold_builtin_printf,
6211 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6212 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6213 * cfgcleanup.c (cleanup_cfg): Likewise.
6214 * cfgexpand.c (tree_expand_cfg): Likewise.
6215 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6216 * function.c (get_next_funcdef_no): Likewise.
6217 * gengtype.c (main): Likewise.
6218 * genmodes.c (main): Likewise.
6219 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6220 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6221 * ifcvt.c (noce_emit_move_insn): Likewise.
6222 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6224 * stor-layout.c (get_best_mode): Likewise.
6225 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6226 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6227 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6228 perform_var_substitution, solve_graph): Likewise.
6229 * tree-vrp.c (vrp_finalize): Likewise.
6231 2007-02-01 Ian Lance Taylor <iant@google.com>
6233 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6234 high part of a paradoxical subreg, return a constant zero.
6236 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6238 * toplev.c (lang_dependent_init): Call init_set_costs.
6239 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6241 2007-02-01 Richard Guenther <rguenther@suse.de>
6244 * fold-const.c (fold_negate_expr): Allow negating a
6245 constant if overflow does not change.
6247 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6249 * doc/c-tree.texi (Expression trees): Improve markup.
6250 * doc/tm.texi (Register Classes, Addressing Modes)
6251 (Floating Point): Fix spacing after abbreviations. Fix some
6254 2007-02-01 Ben Elliston <bje@au.ibm.com>
6256 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6257 * doc/contrib.texi: Likewise.
6258 * doc/install.texi: Likewise.
6260 2007-01-31 Richard Henderson <rth@redhat.com>
6261 Ian Lance Taylor <iant@google.com>
6263 * lower-subreg.c: New file.
6264 * rtl.def (CONCATN): Define.
6265 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6267 * emit-rtl.c (update_reg_offset): New static function, broken out
6268 of gen_rtx_REG_offset.
6269 (gen_rtx_REG_offset): Call update_reg_offset.
6270 (gen_reg_rtx_offset): New function.
6271 * regclass.c: Revert patch of 2006-03-05, restoring
6273 (clear_reg_info_regno): New function.
6274 * dwarf2out.c (concatn_loc_descriptor): New static function.
6275 (loc_descriptor): Handle CONCATN.
6276 * common.opt (fsplit_wide_types): New option.
6277 * opts.c (decode_options): Set flag_split_wide_types when
6279 * timevar.def (TV_LOWER_SUBREG): Define.
6280 * rtl.h (gen_reg_rtx_offset): Declare.
6281 (reg_scan_update): Declare.
6282 * regs.h (clear_reg_info_regno): Declare.
6283 * tree-pass.h (pass_lower_subreg): Declare.
6284 (pass_lower_subreg2): Declare.
6285 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6286 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6288 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6289 * Makefile.in (OBJS-common): Add lower-subreg.o.
6290 (lower-subreg.o): New target.
6292 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6294 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6296 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6299 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6301 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6306 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6308 * cfgloop.h: Include vec-prim.h.
6309 (enum li_flags): Remove LI_ONLY_OLD.
6310 (loop_iterator): Changed.
6311 (fel_next, fel_init): Iterate over loop tree.
6312 (FOR_EACH_LOOP_BREAK): New macro.
6313 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6315 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6316 * modulo-sched.c (sms_schedule): Ditto.
6317 * tree-vectorizer.c (vectorize_loops): Ditto.
6318 * doc/loop.texi: Update information on loop numbering and behavior of
6319 FOR_EACH_LOOP wrto new loops.
6320 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6321 add_to_evolution_1): Test nestedness of loops instead of comparing
6323 * tree-chrec.c (chrec_fold_plus_poly_poly,
6324 chrec_fold_multiply_poly_poly, chrec_evaluate,
6325 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6326 reset_evolution_in_loop): Ditto.
6327 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6329 2007-01-31 Dirk Mueller <dmueller@suse.de>
6331 * c-common.c (warn_about_parentheses): Separate warning about
6332 un-parenthized sequence of comparison operators from the one
6333 which is supposed to warn about x <= y <= z.
6335 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6337 * optabs.h (enum optab_index): Add new OTI_isinf.
6338 (isinf_optab): Define corresponding macro.
6339 * optabs.c (init_optabs): Initialize isinf_optab.
6340 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6342 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6343 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6345 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6346 expand_builtin_interclass_mathfn.
6347 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6348 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6349 (fxam<mode>2_i387): New insn pattern.
6350 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6351 built-in functions as x87 inline asm.
6353 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6355 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6357 2007-01-30 Eric Christopher <echristo@apple.com>
6359 * config.gcc: Add geode.
6361 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6363 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6364 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6365 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6366 value-prof.c: Fix comment typos.
6368 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6371 * doc/invoke.texi (Wpointer-arith): Document warning.
6373 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6375 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6376 the list of discrepancies from the draft TR.
6378 2007-01-30 Dirk Mueller <dmueller@suse.de>
6381 * doc/invoke.texi (-Wreturn-type): Update description to
6384 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6386 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6388 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6390 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6391 to handle optabs that operate on floating point input argument and
6392 output to integer output.
6393 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6394 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6395 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6396 expand_builtin_interclass_mathfn ().
6397 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6399 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6400 ilogbl built-in functions as x87 intrinsics.
6402 2007-01-30 Richard Guenther <rguenther@suse.de>
6405 * dwarf2out.c (reference_to_unused): Query varpool if the
6406 variable was output.
6408 2007-01-30 Richard Guenther <rguenther@suse.de>
6411 * passes.c (execute_one_pass): Reset in_gimple_form to not
6412 confuse non-unit-at-a-time mode.
6414 2007-01-29 Roger Sayle <roger@eyesopen.com>
6415 Richard Guenther <rguenther@suse.de>
6417 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6418 avoid undefined behaviour on overflow. Use force_fit_type_double
6419 to construct the constant with the specified TREE_OVERFLOW.
6421 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6423 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6424 * config/dfp-bit.h: Ditto.
6426 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6428 * c-decl.c (pop_scope): Replace warnings with call to
6429 warn_for_unused_label.
6430 * c-common.h (warn_for_unused_label): Declare.
6431 * c-common.c (warn_for_unused_label): Define.
6433 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6435 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6438 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6440 * Makefile.in (USER_H): Remove decfloat.h.
6441 * ginclude/decfloat.h: Delete, moving contents to ...
6442 * ginclude/float.h: Add support for decimal floating point,
6443 guarded by __STDC_WANT_DEC_FP__.
6445 2007-01-29 Mike Stump <mrs@apple.com>
6447 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6448 Analysis and Representation to resolve case insensitive conflict.
6449 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6451 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6453 * tree.h (struct tree_memory_tag): Add aliases member.
6454 (MTAG_ALIASES): New macro.
6455 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6456 (add_may_alias): Remove pointer-set. Update for may_aliases being
6458 (mark_aliases_call_clobbered): Update for may_aliases being a
6460 (compute_tag_properties): Ditto.
6461 (create_partition_for): Ditto.
6462 (compute_memory_partitions): Ditto.
6463 (dump_may_aliases_for): Ditto.
6464 (is_aliased_with): Ditto.
6465 (add_may_alias_for_new_tag): Ditto.
6466 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6467 (compute_is_aliased): New function.
6468 (compute_may_aliases): Call compute_is_aliased).
6469 (init_alias_info): Initialize alias_bitmap_obstack.
6470 (union_alias_set_into): New function.
6471 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6472 (have_common_aliases_p): Rewrite to take two bitmaps and use
6474 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6476 (finalize_ref_all_pointers): Update for add_may_alias changes.
6477 (new_type_alias): Ditto.
6478 * tree-flow-inline.h (may_aliases): Return a bitmap.
6479 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6480 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6481 may_aliases being a bitmap.
6482 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6483 may_aliases now returns a bitmap.
6484 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6486 * tree-ssa-operands.c (add_virtual_operand): Update for
6487 may_aliases being a bitmap.
6489 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6491 PR tree-optimization/30630
6492 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6493 variable as changed.
6495 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6498 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6499 expanded only once even if an error occurs.
6501 2007-01-29 Ben Elliston <bje@au.ibm.com>
6503 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6504 (__gcov_average_profiler): Likewise.
6505 (__gcov_ior_profiler): Likewise.
6506 (__gcov_merge_ior): Likewise.
6508 2007-01-28 Jan Hubicka <jh@suse.cz>
6510 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6511 * value-prof.c (stringop_block_profile): Likewise.
6513 2007-01-28 Jan Hubicka <jh@suse.cz>
6515 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6516 variant handling histograms; add wrapper.
6517 (clear_storage_via_libcall): Export.
6518 (emit_block_move_hints): Break out from ...; add histograms.
6519 (emit_block_move): ... this one.
6520 (clear_storage_hints): Break out from ...; add histograms.
6521 (clear_storage): ... this one.
6522 (set_storage_via_memset): Handle histogram.
6523 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6524 (clear_storage_hints, clear_storage_via_libcall): Declare.
6525 (set_storage_via_setmem): Update prototype.
6526 * doc/md.texi (movmem, setmem): Document new arguments.
6528 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6530 (stringop_block_profile): New global function.
6531 (tree_stringops_values_to_profile): Profile block size and alignment.
6532 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6534 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6535 (stringop_block_profile): Declare.
6536 * builtins.c: Include value-prof.h.
6537 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6538 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6539 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6540 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6541 * profile.c (instrument_values): Add new counters.
6542 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6544 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6545 (tree_init_edge_profiler): Build new profilers.
6546 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6547 (pass_tree_profile): Add dump.
6548 (tree_profile_hooks): Update.
6549 * Makefile.in (LIBGCOV): Add new constants.
6550 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6551 __gcov_ior_profiler): New.
6552 * i386.md (movmem/setmem expanders): Add new optional arguments.
6554 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6556 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6558 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6560 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6561 (tree_unswitch_single_loop): Pass eni_size_weights to
6562 tree_num_loop_insns.
6563 * tree-ssa-loop-manip.c: Include tree-inline.h.
6564 (can_unroll_loop_p): Pass eni_size_weights to
6565 tree_num_loop_insns.
6566 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6567 Pass eni_size_weights to estimate_num_insns.
6568 * tree.h (init_inline_once): Export.
6569 * toplev.c (backend_init): Call init_inline_once.
6570 * cgraphunit.c (cgraph_process_new_functions,
6571 cgraph_analyze_function): Pass eni_inlining_weights to
6573 * ipa-inline.c (compute_inline_parameters): Ditto.
6574 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6575 to estimate_num_insns.
6576 (try_unroll_loop_completely): Pass eni_size_weights to
6577 tree_num_loop_insns.
6578 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6579 ot estimate_num_insns.
6580 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6581 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6582 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6583 eni_time_weights): New variables.
6584 (init_inline_once): Initialize them.
6585 (struct eni_data): Mew.
6586 (estimate_num_insns_1, estimate_num_insns): Use weights.
6587 * tree-inline.h (struct eni_weights_d): New.
6588 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6589 (estimate_num_insns): Declaration changed.
6590 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6591 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6592 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6594 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6596 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6597 relations in the conflict function is valid.
6599 2007-01-27 Ian Lance Taylor <iant@google.com>
6601 * common.opt: Add fstrict-overflow.
6602 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6603 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6604 (TYPE_OVERFLOW_UNDEFINED): Define.
6605 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6607 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6608 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6609 (fold_negate_expr): Likewise.
6610 (make_range): Likewise.
6611 (extract_muldiv_1): Likewise.
6612 (maybe_canonicalize_comparison): Likewise.
6613 (fold_comparison): Likewise.
6614 (fold_binary): Likewise.
6615 (tree_expr_nonnegative_p): Likewise.
6616 (tree_expr_nonzero_p): Likewise.
6617 * tree-vrp.c (compare_values): Likewise.
6618 (extract_range_from_binary_expr): Likewise.
6619 (extract_range_from_unary_expr): Likewise.
6620 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6622 (nowrap_type_p): Likewise.
6623 * tree-scalar-evolution.c (simple_iv): Likewise.
6624 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6625 (build_range_check): Likewise.
6626 (extract_muldiv_1): Likewise.
6627 (fold_comparison): Likewise.
6628 * tree-vrp.c (vrp_int_const_binop): Likewise.
6629 (extract_range_from_unary_expr): Likewise.
6630 * convert.c (convert_to_integer): Likewise.
6631 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6632 (fold_comparison): Likewise.
6633 (fold_binary): Likewise.
6634 * optabs.c (optab_for_tree_code): Likewise.
6635 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6636 * simplify-rtx.c (simplify_const_relational_operation): Check
6637 flag_strict_overflow and flag_trapv.
6638 (simplify_const_relational_operation): Likewise.
6639 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6640 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6643 2007-01-27 Roger Sayle <roger@eyesopen.com>
6645 * tree.c (tree_fold_gcd): Delete.
6646 * tree.h (tree_fold_gcd): Remove prototype.
6647 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6648 test whether one constant integer is a multiple of another. Instead
6649 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6650 * fold-const.c (multiple_of_p): We've determined both TOP and
6651 BOTTOM are integer constants so we can call int_const_binop directly
6652 instead of the more generic const_binop.
6654 2007-01-27 Roger Sayle <roger@eyesopen.com>
6656 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6657 1*X check that the constant hasn't overflowed, to preserve the
6659 (round_up): Provide an efficient implementation when rouding-up an
6660 INTEGER_CST to a power-of-two.
6662 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6664 * doc/sourcebuild.texi: Add comma for clarity.
6665 * doc/extend.texi: Fix some typos.
6666 * doc/passes.texi: Likewise.
6667 * doc/cppinternals.texi: Likewise.
6668 * doc/c-tree.texi: Likewise.
6669 * doc/tree-ssa.texi: Likewise.
6670 * doc/install.texi: Likewise.
6672 2007-01-27 Jan Hubicka <jh@suse.cz>
6674 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6675 (pass_sra): Do not require alias information.
6676 * passes.c (init_optimization_passes): Add SRA
6678 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6680 * tracer.c (rest_of_handle_tracer): We already cleaned
6681 up the CFG in tracer() so don't do it here again.
6682 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6683 cleanup_cfg here, either. And don't call renumber_insns.
6685 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6686 and BB_HEAD are in the insn stream here. Instead make sure
6687 that BB_INSN is valid on all insns. Also, do check here that
6688 there are no pending branch predictions...
6689 (rtl_verify_flow_info): ...instead of doing it here. Checks
6690 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6693 2007-01-26 Roger Sayle <roger@eyesopen.com>
6695 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6696 function to simplify/factorize operand order canonicalization.
6697 (ix86_fixup_binary_operands): Reorganize using the above function.
6698 (ix86_binary_operator_ok): Likewise.
6700 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6702 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6703 file scope from optimize_attrs.
6704 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6706 (optimize_attrs): Clear insn_code_values after freeing it.
6708 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6710 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6711 a parts.base assignment.
6713 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6715 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6716 (compute_subscript_distance, initialize_data_dependence_relation,
6717 finalize_ddr_dependent, analyze_ziv_subscript,
6718 analyze_siv_subscript_cst_affine,
6719 compute_overlap_steps_for_affine_univar,
6720 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6721 analyze_siv_subscript, analyze_miv_subscript,
6722 analyze_overlapping_iterations, subscript_dependence_tester_1,
6723 compute_self_dependence, free_dependence_relation): Work
6724 with affine_fn instead of chrecs.
6725 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6726 common_affine_function, affine_function_base,
6727 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6728 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6729 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6730 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6731 (all_chrecs_equal_p): Removed.
6732 * tree-data-ref.h (affine_fn, conflict_function): New types.
6733 (struct subscript): Change type of conflicting_iterations_in_a
6734 and conflicting_iterations_in_b.
6736 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6739 * config/pa/pa.h (TARGET_HPUX_11): New.
6740 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6741 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6743 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6744 Richard Guenther <rguenther@suse.de>
6746 * tree-ssa-structalias.c (solve_graph): Handle case
6747 we merged the variable to another.
6749 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6751 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6754 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6755 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6757 2007-01-25 DJ Delorie <dj@redhat.com>
6759 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6760 allow changes to modes which don't fit in those registers.
6762 * reload1.c (choose_reload_regs): Check for invalid subregs before
6763 computing their locations, not after.
6765 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6768 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6769 save Altivec registers in an eh_return function.
6770 (compute_vrsave_mask): Likewise.
6771 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6772 for saving Altivec registers.
6773 (rs6000_emit_prologue): Don't allocate stack twice in
6774 eh_return function. Correct expected value of altivec_save_offset
6775 when using save_world. Describe save of R0 to stack when using
6776 save_world. Describe stack pointer adjustment when using
6777 save_world. Remove duplicated eh_return parameter register saving.
6778 Update sp_offset variable after save_world.
6779 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6781 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6782 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6785 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6787 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6789 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6792 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6793 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6795 2007-01-25 Richard Guenther <rguenther@suse.de>
6797 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6798 * common.opt (-Wcoverage-mismatch): New warning option.
6799 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6800 if -Wcoverage-mismatch is given.
6802 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6804 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6805 (ipcp_driver): Change to static definition.
6806 Add dumping of the ifunctions.
6807 (constant_val_insert): Remove unused parameter. Support for SSA.
6808 (ipcp_propagate_const): Support for SSA.
6809 (ipcp_profile_bb_print): Print only analyzed nodes.
6810 (ipcp_replace_map_create): Remove support for Fortran constant
6812 * ipa-prop.c (ipa_method_modify_stmt,
6813 ipa_callsite_compute_param): Support for SSA.
6814 * ipa-prop.h (ipcp_driver): Remove declaration.
6815 (IS_VALID_TREE_MAP_INDEX): Add define.
6817 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6819 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6821 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6824 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6825 constant argument to cabs and do it without checking for
6826 -funsafe-math-optimizations.
6828 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6830 * c-common.h (RID_FIRST_CXX0X): New.
6831 (RID_LAST_CXX0X): New.
6832 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6834 * c.opt (Wc++0x-compat): New.
6835 * doc/invoke.texi (-Wc++0x-compat): Document.
6837 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * builtins.c (fold_builtin_carg): New.
6840 (fold_builtin_1): Use it.
6842 2007-01-24 Jan Hubicka <jh@suse.cz>
6844 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6846 * ipa-inline.c (initial_insns, max_insns): Delete.
6847 (compute_max_insns): New function.
6848 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6849 of insns as base for code growth.
6850 (cgraph_decide_inlining): Make initial_insns local; do not compute
6852 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6853 * doc/invoke.texi (inline-unit-growth): Update docs.
6855 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6857 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6858 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6859 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6860 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6861 for CPUs that have PTA_CX16 set.
6864 * gimplify.c (omp_check_private): New function.
6865 (gimplify_scan_omp_clauses): Use it for
6866 firstprivate/lastprivate/reduction.
6869 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6870 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6873 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6874 If lower_lastprivate_clauses emits some statements, append them
6875 to dlist rather than body_p and to body_p append an initializer.
6876 (lower_omp_for): Adjust caller.
6878 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6880 * target.h (globalize_decl_name): New.
6881 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6882 * output.h (default_globalize_decl_name): New.
6883 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6885 (globalize_decl): Ditto.
6886 (default_globalize_decl_name): New.
6887 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6888 (ia64_handle_version_id_attribute): New.
6889 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6890 (ia64_asm_output_external): Use globalize_decl_name instead
6892 * doc/extend.texi (version_id): New pragma.
6893 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6895 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6897 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6898 _uleb128_t and _Unwind_SWord with _sleb128_t.
6899 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6900 uw_frame_state_for, uw_update_context_1): Likewise.
6901 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6902 * unwind-pe.h (read_uleb128, read_sleb128,
6903 read_encoded_value_with_base): Likewise.
6904 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6906 2007-01-24 Richard Guenther <rguenther@suse.de>
6908 * builtins.c (expand_builtin_cexpi): Get the fndecl
6909 for cexp in the correct way.
6911 2007-01-24 Jan Hubicka <jh@suse.cz>
6913 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6915 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6917 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6918 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6919 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6920 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6921 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6922 __SIZEOF_PTRDIFF_T__.
6923 * doc/cpp.texi: Documentation for the new builtin macros added.
6925 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6928 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6929 instead of operands[2] to avoid access past the end of array.
6931 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6933 * reload1.c (emit_reload_insns): Pass the reload register
6934 for a non-spill output reload through forget_old_reloads_1.
6936 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6938 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6939 _SOFT_DOUBLE if doubles use software floating-point.
6940 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6941 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6942 * config/rs6000/darwin-ldouble.c: Also compile functions for
6943 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6944 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6945 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6946 commented-out long double override.
6947 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6948 * config/rs6000/eabispe.h: Likewise.
6949 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6950 long double for non-SPE.
6951 (rs6000_handle_option): Likewise.
6952 (invalid_e500_subreg): Disallow more subregs involding DImode,
6953 DFmode, TImode or TFmode.
6954 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6956 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6958 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6959 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6961 (rs6000_legitimate_address): Also check for TFmode for E500
6963 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6964 (spe_build_register_parallel): Handle TFmode and TCmode.
6965 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6967 (function_arg): Handle TFmode and TCmode for E500 double.
6968 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6970 (print_operand): Handle TFmode and TImode for %y.
6971 (rs6000_generate_compare): Handle TFmode comparisons for E500
6973 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6974 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6975 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6976 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6977 TFmode for E500 double.
6978 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6979 (floatsidf2): Enable for E500 double.
6980 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6981 (extenddftf2): Change to extenddftf2_fprs.
6982 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6983 depending on TARGET_E500_DOUBLE.
6984 (extendsftf2): Enable for E500 double.
6985 (trunctfdf2): Enable for E500 double.
6986 (trunctfsf2): Change to trunctfsf2_fprs.
6987 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6988 depending on TARGET_E500_DOUBLE.
6989 (floatsitf2): Enable for E500 double.
6990 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6991 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6992 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6993 (negtf2): Change to negtf2_internal.
6994 (negtf2): New expander.
6995 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6996 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6997 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6998 (movdi_internal32): Use rs6000_nonimmediate_operand.
6999 (unnamed splitter): Likewise.
7000 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7001 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7002 (SPE64TF, DITI): New mode macros.
7003 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7006 (frob_<mode>_di_2): New.
7007 (frob_tf_di_8_2): New.
7008 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7010 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7012 (frob_ti_<mode>_8_2): New.
7013 (frob_ti_tf_2): New.
7014 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7015 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7017 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7018 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7019 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7020 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7021 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7022 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7025 2007-01-23 Ian Lance Taylor <iant@google.com>
7027 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7029 (OBJS-archive): Reformat, alphabetize.
7030 (OBJS): Change out_object_file to OBJS-md.
7032 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7034 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7035 JUMP_P and CALL_P predicates where applicable.
7036 * config/i386/i386.c: Ditto.
7037 * config/i386/i386.md: Ditto.
7038 * config/i386/mmx.md: Ditto.
7039 * config/i386/predicates.md: Ditto.
7041 2007-01-22 Andreas Schwab <schwab@suse.de>
7043 * config/m68k/m68k.h: Fix comment.
7045 2007-01-22 Jan Hubicka <jh@suse.cz>
7047 * passes.c (init_optimization_passes): Do not rerun
7048 pass_early_warn_uninitialized.
7050 2007-01-22 Richard Guenther <rguenther@suse.de>
7052 PR tree-optimization/30038
7053 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7055 (execute_cse_sincos_1): Likewise.
7056 (execute_cse_sincos): Likewise.
7057 (gate_cse_sincos): Likewise.
7058 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7059 the cexpi() canonicalization of sincos().
7060 * tree-pass.h (pass_cse_sincos): Declare.
7061 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7063 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7065 PR rtl-optimization/29329
7066 * combine.c (replaced_rhs_insn): Rename to i2mod.
7067 (replaced_rhs_value): Rename to i2mod_new_rhs.
7068 (i2mod_old_rhs): New global variable.
7069 (combine_instructions): Adjust for above change. Save a copy of
7070 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7071 note are substituted in the second instruction.
7072 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7073 ditch the note if it pertains to the second eliminated register
7074 and this register is mentioned in i2mod_old_rhs.
7077 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7079 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7080 the insn to which the note was originally attached.
7082 2007-01-21 Jan Hubicka <jh@suse.cz>
7084 * ipa-inline.c (inlining_mode): Comment, move up.
7085 (cgraph_decide_inlining_incrementally): Do not perform inlining
7086 itself; fix handling of flattening of self recursive functions.
7087 (cgraph_find_cycles): Remove.
7088 (cgraph_flatten_node): Remove.
7089 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7090 (try_inline): New function.
7091 (cgraph_early_inlining): Update call of
7092 cgraph_decide_inlining_incrementally. Apply inlining here.
7093 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7095 2007-01-21 Dirk Mueller <dmueller@suse.de>
7098 * tree-vrp.c (check_array_bounds): do not warn
7099 about ADDR_EXPR's of ARRAY_REF's which are immediately
7100 used in binary expressions.
7102 2007-01-21 Ira Rosen <irar@il.ibm.com>
7104 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7105 read_write_dep and macros for its access.
7106 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7107 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7108 argument, call vect_check_interleaving for every independent pair of
7109 data-refs. Mark loads that access the same memory location as a store
7111 (vect_check_dependences): Remove.
7112 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7113 call, fix the call to vect_analyze_data_ref_dependence.
7114 (vect_analyze_data_ref_access): For statements that access the same
7115 data-ref, check that they are not stores; for loads, check that there
7116 is no store that access the same location.
7118 2007-01-20 Roger Sayle <roger@eyesopen.com>
7119 Joseph Myers <joseph@codesourcery.com>
7121 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7122 (-fdump-rtl-stack): Likewise.
7123 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7124 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7125 (-mpt-fixed): Use @minus{} for minus sign.
7126 (Using Precompiled Headers): Fix under/overfull hbox.
7128 2007-01-20 Jan Hubicka <jh@suse.cz>
7130 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7131 place within annotation.
7133 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7135 * pa.c (output_move_double): Change array size of xoperands to 4.
7137 2007-01-20 Jan Hubicka <jh@suse.cz>
7139 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7142 2007-01-19 Ian Lance Taylor <iant@google.com>
7144 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7145 constant to unsigned HOST_WIDE_INT before negating.
7147 2007-01-19 Ian Lance Taylor <iant@google.com>
7149 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7151 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7152 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7153 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7154 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7155 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7156 (realloc_vdef, realloc_vuse): Change second parameter to
7158 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7160 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7161 unsigned. Change x and lim locals to unsigned.
7162 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7164 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7165 (copy_virtual_operands): Change i and n locals to unsigned.
7167 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7170 * builtins.c (fold_builtin_1): Handle builtin fdim.
7172 2007-01-20 Jan Hubicka <jh@suse.cz>
7174 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7175 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7176 init_alias_heapvars.
7177 (init_alias_heapvars): Initialize only when not already initialized.
7178 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7180 2007-01-19 Roger Sayle <roger@eyesopen.com>
7182 * common.opt (fsigned-zeros): New command line option.
7183 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7184 of flag_unsafe_math_optimizations.
7185 * opts.c (set_fast_math_flags): The -ffast-math command line option
7186 implies -fno-signed-zeros.
7187 (fast_math_flags_set_p): Likewise.
7189 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7190 the documentation of -ffast-math appropriately. Wrap long lines.
7192 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7194 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7195 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7197 2007-01-19 Tomas Bily <tbily@suse.cz>
7199 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7201 (tree_init_ic_make_global_vars): New function
7202 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7203 (tree_gen_ic_profiler): New function
7204 (tree_gen_ic_func_profiler): New function
7205 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7206 (tree_profile_hooks): Added hook for indirec/virtual calls
7207 * value-prof.c (tree_find_values_to_profile): New case for
7209 (tree_values_to_profile): Call for determining indirect/virtual
7211 (tree_indirect_call_to_profile): New function
7212 (tree_ic_transform): New function
7213 (tree_ic): New function
7214 (find_func_by_pid): New function
7215 (init_pid_map): New function
7216 (tree_value_profile_transformations): Added check for
7217 indirect/virtual call transformation
7218 * value-prof.h (enum hist_type): New counter type for
7219 indirect/virtual calls
7220 (profile_hooks): Added new hook for profiling indirect/virtual
7222 * profile.c (instrument_values): New case for indirect/virtual
7224 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7225 (GCOV_COUNTER_V_INDIR): New counter type
7226 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7227 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7229 * cgraph.c: Definition of cgraph_max_pid
7230 (cgraph_create_node): Default init of pid attribute
7231 * cgraph.h: Declaration of cgraph_max_pid
7232 (struct cgraph_node): Added pid attribute
7233 * libgcov.c (__gcov_indirect_call_profiler): New function
7234 (__gcov_one_value_profiler_body): New function
7235 (__gcov_one_value_profiler): Body was moved to
7236 __gcov_one_value_profiler_body and calls it
7238 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7240 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7241 * gengtype.c (write_types_data, write_func_for_structure,
7242 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7243 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7244 (walk_type, write_func_for_structure): Generate the mark_hook if
7247 2007-01-19 Jan Hubicka <jh@suse.cz>
7249 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7250 'early' argument take inlining mode argument specifying whether to
7251 inline for size/speeed or all functions; add support for flattening;
7253 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7255 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7258 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7259 the name of the declared identifier.
7261 2007-01-19 Dirk Mueller <dmueller@suse.de>
7263 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7264 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7265 duplicate evaluation.
7267 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7269 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7270 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7271 to XFMode, use acosxf2 and truncate result to requested mode.
7272 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7273 (asin<mode>2): Similarly, with asin expanders.
7274 (*fscalexf4_i387): Rename from *fscalexf4.
7275 (expNcorexf3): New expander.
7276 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7277 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7278 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7279 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7280 patterns for SSE math.
7281 (exp10<mode>2): Similarly, with exp10 expanders.
7282 (exp2<mode>2): Similarly, with exp2 expanders.
7283 (expm1<mode>2): Similarly, with expm1 expanders.
7284 (ldexp<mode>3): Similarly, with ldexp expanders.
7285 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7286 Use gen_truncxf<mode>2_i387_noop to truncate result.
7288 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7290 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7291 for ColdFire targets.
7293 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7294 Richard Sandiford <richard@codesourcery.com>
7296 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7297 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7298 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7299 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7300 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7301 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7303 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7305 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7306 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7307 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7308 (*adddi_dilshr32_cf): New pattern.
7309 (adddi3, subdi3): Remove first alternatives.
7311 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7313 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7314 implemented using move.l, do not use its cc result for floating-point
7317 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7319 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7320 from accepting 's' constraints if flag_pic.
7322 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7324 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7325 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7326 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7327 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7329 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7331 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7332 ColdFire alternatives.
7333 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7334 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7335 architectures that support ff1 instruction.
7337 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7338 Julian Brown <julian@codesourcery.com>
7340 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7341 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7342 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7347 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7349 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7350 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7351 HOST_WIDE_INT instead of an rtx.
7352 (m68k_rtx_costs): Update call accordingly.
7353 (output_move_const_into_data_reg): Likewise. Fix formatting.
7354 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7356 (output_move_simode_const): Update calls after above changes.
7357 Rework to use automatic variables and predicates like MEM_P.
7358 * config/m68k/m68k.md (pushexthisi_const): Update call to
7361 2007-01-19 Dirk Mueller <dmueller@suse.de>
7363 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7366 2007-01-19 Richard Guenther <rguenther@suse.de>
7368 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7369 via cexp in case sincos is not available.
7371 2007-01-19 Richard Guenther <rguenther@suse.de>
7373 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7374 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7375 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7376 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7377 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7378 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7379 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7380 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7382 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7386 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7387 (atan2xf3): Directly generate RTL pattern.
7388 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7389 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7390 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7391 disable patterns for SSE math.
7392 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7393 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7394 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7395 disable patterns for SSE math.
7397 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7399 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7401 2007-01-18 Roger Sayle <roger@eyesopen.com>
7403 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7404 VIEW_CONVERT_EXPR to the same type as it's operand.
7406 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7408 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7409 configured for long double 128.
7411 2007-01-18 Mike Stump <mrs@apple.com>
7413 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7416 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7418 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7421 2007-01-18 Jan Hubicka <jh@suse.cz>
7423 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7424 greater than NUM_VOP_FREE_BUCKETS.
7426 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7428 * tree-ssa-structalias.c: Update comments.
7429 (ptabitmap_obstack): Removed.
7431 (oldpta_obstack): Ditto.
7432 (stats): Add a few members.
7433 (struct variable_info): Remove node, complex, address_taken, and
7434 indirect_target members. Add oldsolution member.
7435 (new_var_info): Do not initialize removed members.
7436 (constraint_expr_type): Remove INCLUDES.
7437 (constraint_graph): Add size, implicit_preds, rep,
7438 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7439 (FIRST_REF_NODE): New macro.
7440 (LAST_REF_NODE): Ditto.
7441 (FIRST_ADDR_NODE): Ditto.
7442 (find): New function.
7444 (dump_constraint): Do not handle INCLUDES.
7445 (insert_into_complex): Do not insert duplicate constraints.
7446 (condense_varmap_nodes): Renamed and rewritten into ...
7447 (merge_node_constraints): This. Also fix bug in handling of
7448 offseted copy constraints.
7449 (clear_edges_for_node): No longer need to deal with preds at all,
7450 or removing associated preds/succs.
7451 (merge_graph_nodes): Deal with indirect_cycles.
7452 Don't deal with predecessors.
7453 (add_implicit_graph_edge): New function.
7454 (add_pred_graph_edge): Ditto.
7455 (add_graph_edge): Don't deal with predecessors.
7456 (build_constraint_graph): Removed.
7457 (build_pred_graph): New function.
7458 (build_succ_graph): Ditto.
7459 (struct scc_info): Removed in_component. Added roots, dfs, and
7460 node_mapping. Remove visited_index, unification_queue.
7461 (scc_visit): Deal with union-find we do now.
7462 Deal with cycles with REF nodes.
7463 (collapse_nodes): Renamed and rewritten to ...
7464 (unify_nodes): This.
7465 (process_unification_queue): Removed.
7466 (topo_visit): Cleanup
7467 (do_da_constraint): Use find.
7468 (do_sd_constraint): Ditto.
7469 (do_ds_constraint): Ditto.
7470 (do_complex_constraint): Ditto.
7471 (init_scc_info): Update for removed and added members.
7472 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7473 (find_indirect_cycles): This.
7474 (equivalence_class): New variable.
7475 (label_visit): New function.
7476 (perform_variable_substitution): Rewritten.
7477 (free_var_substitution_info): New function.
7478 (find_equivalent_node): Ditto.
7479 (move_complex_constraints): Ditto.
7480 (eliminate_indirect_cycles): Ditto.
7481 (solve_graph): Only propagate changed bits.
7482 Use indirect cycle elimination.
7484 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7485 (tree_id_eq): Renamed to ...
7486 (tree_vi_eq): This. Update for member change
7487 (insert_id_for_tree): Renamed and rewritten to ...
7488 (insert_vi_for_tree): This.
7489 (lookup_id_for_tree): Renamed and rewritten to ...
7490 (lookup_vi_for_tree): This.
7491 (get_id_for_tree): Renamed and rewritten to ...
7492 (get_vi_for_tree): Ditto.
7493 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7494 (process_constraint): Don't handle INCLUDES.
7495 Remove special ADDRESSOF case.
7496 (find_func_aliases): Rewrite to use vi functions instead of id
7498 (create_function_info_for): Ditto.
7499 (create_variable_info_for): Ditto.
7500 (intra_create_variable_infos): Ditto.
7501 (merge_smts_into): Ditto.
7502 (find_what_p_points_to): Ditto.
7503 (init_base_vars): Ditto.
7504 (init_alias_vars): Ditto.
7505 (remove_preds_and_fake_succs): New function.
7506 (dump_sa_points_to_info): Dump new stats.
7507 (dump_solution_for_var): Use find.
7508 (set_used_smts): Fix formatting.
7509 (compute_points_to_sets): Updated for new functions.
7510 (ipa_pta_execute): Ditto.
7512 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7513 Richard Sandiford <richard@codesourcery.com>
7515 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7517 * calls.c (expand_call): If the return value is a PARALLEL,
7518 extract its first member.
7519 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7520 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7521 use FUNCTION_EXTRA_EPILOGUE.
7522 (m68k_function_value): Return a PARALLEL if the return value
7523 is of a pointer type.
7524 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7525 (FUNCTION_EXTRA_EPILOGUE): Remove.
7526 * config/m68k/m68k.md (D0_REG): New constant.
7528 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7530 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7531 output a NOP for empty epilogues.
7533 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7535 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7536 before function. Extend register save check to include all
7537 registers, not just integer ones.
7539 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7541 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7542 (m68k_use_return_insn): ...this.
7543 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7544 * config/m68k/m68k.c (use_return_insn): Rename to...
7545 (m68k_use_return_insn): ...this.
7546 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7549 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7551 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7552 nearest even, fix denormal rounding overflow.
7554 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7556 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7557 f%$smove and f%$move.
7558 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7559 (extendsfdf2_cf): Use fdmove instead of f%&move.
7560 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7561 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7563 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7565 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7570 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7571 (coldfire_single_format): Declare.
7572 (coldfire_double_format): Likewise.
7573 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7574 of qnan_msb_set to determine the lower bits of a canonical
7576 (encode_ieee_double): Likewise.
7577 (encode_ieee_quad): Likewise.
7578 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7579 (mips_single_format): Likewise.
7580 (ieee_double_format): Likewise.
7581 (mips_double_format): Likewise.
7582 (ieee_extended_motorola_format): Likewise.
7583 (ieee_extended_intel_96_format): Likewise.
7584 (ieee_extended_intel_128_format): Likewise.
7585 (ieee_extended_intel_96_round_53_format): Likewise.
7586 (ibm_extended_format): Likewise.
7587 (mips_extended_format): Likewise.
7588 (ieee_quad_format): Likewise.
7589 (mips_quad_format): Likewise.
7590 (vax_f_format): Likewise.
7591 (vax_d_format): Likewise.
7592 (vax_g_format): Likewise.
7593 (i370_single_format): Likewise.
7594 (i370_double_format): Likewise.
7595 (decimal_single_format): Likewise.
7596 (decimal_double_format): Likewise.
7597 (decimal_quad_format): Likewise.
7598 (c4x_single_format): Likewise.
7599 (c4x_extended_format): Likewise.
7600 (real_internal_format): Likewise.
7601 (coldfire_single_format): New real_format.
7602 (coldfire_double_format): Likewise.
7603 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7604 canonical_nan_lsbs_set.
7605 (pdp11_d_format): Likewise.
7606 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7607 if TARGET_COLDFIRE_CPU.
7609 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7611 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7612 (output_call, m68k_legitimize_call_address): Declare.
7613 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7614 parenthesees. Add support for a 'W' constraint.
7615 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7616 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7617 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7618 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7620 (override_options): Initialize them. Do not set flag_no_function_cse
7621 for TARGET_ID_SHARED_LIBRARY.
7622 (m68k_output_pic_call): Delete.
7623 (m68k_legitimize_call_address): New function.
7624 (print_operand): Remove the %o prefix. Handle the %p prefix.
7625 (output_call): New function.
7626 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7627 target address from the GOT if symbolic jumps are not allowed.
7628 * config/m68k/m68k.md (call, general_operand): Do not set
7629 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7630 Merge separate flag_pic and !flag_pic define_insns into...
7631 (*call, *call_value): ...these new patterns. Match the address
7632 rather than the containing MEM and require it to be a call_operand.
7633 Use output_call to generate the asm template.
7634 * config/m68k/predicates.md (const_call_operand): New predicate.
7635 (call_operand): Likewise.
7637 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7639 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7640 (STACK_GROWS_DOWNWARD): Define to 1.
7641 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7642 comments, emphasizing that these values are only defaults.
7643 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7644 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7646 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7648 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7650 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7651 Richard Sandiford <richard@codesourcery.com>
7653 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7654 (FP_REGNO_P): New macros.
7655 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7656 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7657 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7658 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7660 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7662 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7663 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7665 * config/m68k/t-floatlib: New file, extracting common code from...
7666 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7667 * config/m68k/t-uclinux: Here.
7668 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7669 routines on ColdFire targets.
7671 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7673 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7674 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7675 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7676 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7677 explicitly set MOTOROLA to 1.
7678 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7680 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7681 Nathan Sidwell <nathan@codesourcery.com>
7683 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7684 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7685 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7686 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7687 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7688 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7689 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7690 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7691 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7692 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7693 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7694 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7695 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7696 (DBX_REGISTER_NUMBER): Delete.
7697 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7698 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7699 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7701 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7703 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7704 * config/flat.h: New file.
7705 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7707 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7708 indirect references for -msep-data or -mid-shared-library.
7709 Do not use PC-relative code addresses either.
7710 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7712 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7713 for shared libraries and crt1.o for executables. Use crti.o and
7715 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7716 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7717 Do not add -elf2flt or -shared-lib-id options here.
7718 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7719 Pass -shared-lib-id if -mid-shared-library, taking the library
7720 identifier from -mshared-library-id if given, otherwise
7722 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7723 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7724 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7725 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7726 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7727 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7729 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7730 jump sequence for ISA A and ISA A+.
7731 (PICJUMP): Likewise.
7733 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7735 * config.gcc (m68k-*-uclinux*): Base the port on the common
7736 and m68k GNU/Linux files rather than on the generic ELF ones.
7737 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7738 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7740 2007-01-18 Julian Brown <julian@codesourcery.com>
7741 Richard Sandiford <richard@codesourcery.com>
7743 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7744 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7745 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7747 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7749 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7753 * doc/install.texi: Document m68k-uclinuxoldabi.
7754 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7755 * config/m68k/uclinux-oldabi.h: New file, copied from
7756 config/m68k/uclinux.h.
7758 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7760 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7761 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7762 (m32r_compute_frame_size): Use unsigned for regno.
7763 (m32r_reload_lr): Use gen_frame_mem.
7765 (m32r_output_function_epilogue): Don't output the function epilogue
7767 (m32r_expand_epilogue): New.
7768 (direct_return): Return false if the function has the interrupt
7770 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7771 * config/m32r/m32r.md (epilogue): New expander.
7772 (return_lr, return_rte): New insns.
7773 (return): Make it expander.
7774 (return_normal): New expander.
7776 2007-01-18 Josh Conner <jconner@apple.com>
7779 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7780 support for UNLE, UNLT, UNGE, and UNGT.
7782 2007-01-18 Jan Hubicka <jh@suse.cz>
7784 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7785 * tree-tailcall (add_virtual_phis): Likewise.
7786 (optimize_tail_call): Return TODOs.
7787 (execute_tail_calls): Return TODOs.
7788 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7789 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7791 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7792 Cleanup cfg using TODO.
7793 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7794 * passes.c (execute_function_todo): When cleanup did something, remove
7796 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7797 (make_edges): Don't cleanup_cfg.
7799 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7801 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7802 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7803 operate on the top of stack.
7804 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7805 register handling of instructions that output to the second
7807 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7808 (move_for_stack_reg): Special-case check for dead destination
7809 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7811 * config/i386/i386.md (UNSPEC_TAN): New constant.
7812 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7813 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7814 to correctly model move of constant 1.0 to top stack slot.
7815 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7816 (unnamed peephole2 pattern): Remove corresponding peephole2
7817 pattern that optimizes tan insn and loading of constant 1.0.
7818 (tanxf2): Use fptanxf4_i387.
7819 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7820 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7821 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7822 disable patterns for SSE math.
7823 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7824 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7826 2007-01-18 Dirk Mueller <dmueller@suse.de>
7827 Richard Guenther <rguenther@suse.de>
7830 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7831 * common.opt (Warray-bounds): Add new warning option.
7832 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7834 * Makefile.in: make tree-vrp.o depend on toplev.h
7835 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7837 (check_array_refs, check_array_bounds, check_array_ref): New.
7839 2007-01-18 Jan Hubicka <jh@suse.cz>
7841 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7842 (execute_ssa_ccp): Return flags conditionally.
7843 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7845 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7847 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7849 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7850 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7852 * Makefile.c (GTFILES): Add cfglayout.h.
7853 * gengtype.c (open_base_files): Likewise.
7854 * cfglayout.c (cfg_layout_function_footer,
7855 cfg_layout_function_header) Reindent to make gengtype happy.
7856 * cfglayout.h (cfg_layout_function_footer,
7857 cfg_layout_function_header): Add GTY(()) marker.
7859 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7861 2007-01-18 Ben Elliston <bje@au.ibm.com>
7863 * genautomata.c (write_automata): Include xstrerror output in the
7864 error message if writing the DFA description file fails.
7866 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/mips/mips-protos.h (mips_output_external): Make it
7870 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7871 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7872 (extern_list): Likewise.
7873 (extern_head): Likewise.
7874 (TARGET_ASM_FILE_END): Likewise.
7875 (mips_file_end): Likewise.
7876 (mips_output_external): Rewritten.
7878 2007-01-18 Ben Elliston <bje@au.ibm.com>
7880 * genpreds.c (write_insn_preds_c): Only write out the function
7881 body for regclass_for_constraint if we have register constraints.
7883 2007-01-17 Tom Tromey <tromey@redhat.com>
7885 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7886 * doc/install.texi (Testing): Use sourceware.org.
7887 (Binaries): Likewise.
7888 (Specific): Likewise.
7889 * doc/contrib.texi (Contributors): Use sourceware.org.
7891 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7893 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7894 (AVR_ENHANCED): Rename to ...
7895 (AVR_HAVE_MUL): ... new.
7896 (avr_enhanced_p): Rename to ...
7897 (avr_have_mul_p): ... new.
7898 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7899 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7900 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7901 (avr_have_mul_p): ... new.
7902 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7903 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7904 'avr_enhanced_p' and 'enhanced'.
7905 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7906 AVR_HAVE_MUL instead of AVR_ENHANCED.
7907 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7908 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7909 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7910 instead of AVR_ENHANCED.
7911 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7912 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7913 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7915 2007-01-17 Ian Lance Taylor <iant@google.com>
7917 * vec.h (VEC_reserve_exact): Define.
7918 (vec_gc_p_reserve_exact): Declare.
7919 (vec_gc_o_reserve_exact): Declare.
7920 (vec_heap_p_reserve_exact): Declare.
7921 (vec_heap_o_reserve_exact): Declare.
7922 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7924 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7926 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7927 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7928 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7929 * vec.c (calculate_allocation): Add exact parameter. Change all
7931 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7932 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7933 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7934 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7935 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7936 (vec_heap_p_reserve_exact): New function.
7937 (vec_heap_o_reserve_exact): New function.
7939 2007-01-17 Jan Hubicka <jh@suse.cz>
7941 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7943 2007-01-17 Eric Christopher <echristo@apple.com>
7945 * config.gcc: Support core2 processor.
7947 2007-01-16 Jan Hubicka <jh@suse.cz>
7949 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7950 the names, just unlink the chain so we don't crash on dangling pointers
7953 2007-01-16 Jan Hubicka <jh@suse.cz>
7955 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7956 * tree-pass.h: Reorder to make IPA passes appear toegher.
7957 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7958 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7959 parameters, do not call early inliner.
7960 * ipa-inline.c: Update comments. Include tree-flow.h
7961 (cgraph_decide_inlining): Do not compute inlining parameters.
7962 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7963 be called with function context set up.
7964 (pass_ipa_inline): Remove unreachable functions before pass.
7965 (cgraph_early_inlining): Simplify assuming to be called from the
7967 (pass_early_inline): New pass.
7968 (cgraph_gate_ipa_early_inlining): New gate.
7969 (pass_ipa_early_inline): Turn into simple wrapper.
7970 (compute_inline_parameters): New function.
7971 (gate_inline_passes): New gate.
7972 (pass_inline_parameters): New pass.
7973 (apply_inline): Move here from tree-optimize.c
7974 (pass_apply_inline): New pass.
7975 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7977 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7979 (tree_function_versioning): Do not allocate dummy struct function.
7980 * tree-inline.h (optimize_inline_calls): Update prototype.
7981 * tree-optimize.c (execute_fixup_cfg): Export.
7982 (pass_fixup_cfg): Remove
7983 (tree_rest_of_compilation): Do not apply inlines.
7984 * tree-flow.h (execute_fixup_cfg): Declare.
7985 * Makefile.in (gt-passes.c): New.
7986 * passes.c: Include gt-passes.h
7987 (init_optimization_passes): New passes.
7988 (nnodes, order): New static vars.
7989 (do_per_function_toporder): New function.
7990 (execute_one_pass): Dump current pass here.
7991 (execute_ipa_pass_list): Don't dump current pass here.
7993 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7995 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7996 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7998 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8000 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8001 (strong_alias): Define.
8002 (__gcc_qmul): Provide non-FMA for soft-float.
8008 (__gcc_qunord): New.
8018 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8019 soft-float functions.
8020 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8021 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8022 about long double soft float.
8024 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8025 Tehila Meyzels <tehila@il.ibm.com>
8027 * tree-vectorizer.h (is_pattern_stmt_p): New.
8028 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8029 formatting (tabs instead of spaces). Cleanup and clarify setting
8030 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8031 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8032 (vectorizable_type_demotion): Check that types are integral.
8033 (vectorizable_type_promotion): Likewise.
8034 (vectorizable_store): Fix typo. Eliminate new-line at end of
8037 2007-01-16 Jan Hubicka <jh@suse.cz>
8039 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8042 2007-01-15 Eric Christopher <echristo@apple.com>
8044 * ifcvt.c: Include vec.h, vecprim.h.
8045 (check_cond_move_block): New argument regs.
8046 Reorganize. Add registers used to regs.
8047 (cond_move_process_if_block): Use regs set above as
8050 2007-01-15 Eric Christopher <echristo@apple.com>
8052 * config/darwin.h: Update copyright.
8053 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8054 (LINK_COMMAND_SPEC): Add -u.
8055 (LINK_SPEC): Fix umbrella for above.
8057 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8059 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8062 2007-01-15 Tom Tromey <tromey@redhat.com>
8064 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8065 * doc/install.texi (Testing): Don't mention jacks.
8066 (Configuration): Document --enable-java-maintainer-mode. Move
8067 --with-java-home to libgcj-specific section. Document
8069 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8071 2007-01-15 Jan Hubicka <jh@suse.cz>
8073 * tree-ssa-dce.c (DCE_TODOs): New.
8074 (propagate_necessity): Return if something changed.
8075 (eliminate_unnecessary_stmts): Likewise.
8076 (perform_tree_ssa_dce): Return TODO flags when needed.
8077 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8079 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8082 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8083 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8084 patterns using X87MODEF12 mode macro. Extend operand 1
8085 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8086 (log10<mode>2): Ditto.
8087 (log2<mode>2): Ditto.
8088 (log1p<mode>2): Ditto.
8089 (logb<mode>2): Ditto.
8090 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8091 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8092 (*fxtractxf3_i387): Rename from *fxtractxf3.
8093 (fxtract_extend<mode>xf3_i387): New insn pattern.
8094 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8095 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8096 and gen_fyl2xxf3_i387().
8098 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8100 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8101 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8102 get_loop_exit_edges. Changed return type to bool.
8103 * cfgloop.h (fix_loop_placement): Declaration removed.
8105 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8107 * param.h (MIN_VECT_LOOP_BOUND): New.
8108 * params.def (MIN_VECT_LOOP_BOUND): New.
8109 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8110 argument - minimum threshold for number of iterations.
8111 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8112 argument to declaration.
8113 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8114 MIN_VECT_LOOP_BOUND.
8115 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8116 slpeel_tree_peel_loop_to_edge with additional argument.
8117 (vect_do_peeling_for_alignment): Likewise.
8118 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8120 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8123 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8126 2007-01-14 Jan Hubicka <jh@suse.cz>
8128 * tree-dfa.c (remove_referenced_var): New function.
8129 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8130 prune referenced vars list too.
8131 * tree-flow.h (remove_referenced_var): Declare.
8133 2007-01-14 Jan Hubicka <jh@suse.cz>
8135 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8137 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8138 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8139 * except.h (verify_eh_throw_table_statements): Kill prototype.
8140 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8141 into call exrepssions.
8142 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8144 * tree-cfg.c: Include pointer-set.h.
8145 (verify_node_sharing): Work on pointer set.
8146 (verify_eh_throw_stmt_node): New.
8147 (verify_stmts): Use pointers sets, verify throw_stmt.
8149 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8151 * ipa-reference.c (analyze_function): Consider also addresses taken
8154 2007-01-12 Roger Sayle <roger@eyesopen.com>
8156 * c-typeck.c (null_pointer_constant_p): Replace use of
8157 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8158 (build_c_cast): Likewise.
8160 2007-01-12 Roger Sayle <roger@eyesopen.com>
8162 * tree.h (force_fit_type_double): Remove unused final argument.
8163 * c-common.c (constant_expression_warning): Replace use of
8164 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8165 (convert_and_check): Likewise.
8166 (shorten_compare): Update call to force_fit_type_double.
8167 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8168 * convert.c (convert_to_pointer): Update call to
8169 force_fit_type_double.
8170 * fold-const.c (force_fit_type_double): Remove overflowed_const
8172 (int_const_binop, fold_convert_const_int_from_int,
8173 fold_convert_const_int_from_real, fold_div_compare,
8174 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8175 fold_abs_const, fold_not_const): Remove the final argument from
8176 calls to force_fit_type_double.
8178 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8180 * configure.ac: Set insn to "nop" for spu-*-* also.
8181 * configure: Regenerate.
8183 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8185 * builtins.def : Add BUILT_IN_FREE.
8187 2007-01-12 Jan Hubicka <jh@suse.cz>
8189 PR tree-optimization/30443
8190 * tree-inline.c (tree_function_versioning): Do not optimize when
8191 cloning for inlining.
8193 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8195 * doc/loop.texi: Document recording of loop exits.
8196 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8197 (update_single_exits_after_duplication,
8198 update_single_exit_for_duplicated_loop,
8199 update_single_exit_for_duplicated_loops): Removed.
8200 (duplicate_loop_to_header_edge): Do not call
8201 update_single_exits_after_duplication and
8202 update_single_exit_for_duplicated_loops.
8203 (loop_version): Do not update single_exit information.
8204 (fix_loop_structure): Use record_loop_exits instead of
8205 mark_single_exit_loops.
8206 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8207 the lists of loop exits.
8208 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8209 split_edge, merge_blocks): Update the lists of loop exits.
8210 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8211 loop_optimizer_init.
8212 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8213 of mark_single_exit_loops.
8214 (loop_optimizer_finalize): Call release_recorded_exits.
8215 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8216 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8217 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8218 update single exit information.
8219 * lambda-code.c (perfect_nestify): Ditto.
8220 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8221 (mark_single_exit_loops): Removed.
8222 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8223 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8224 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8226 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8227 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8228 (verify_loop_structure): Verify consistency of the exit lists.
8229 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8230 (set_single_exit): Removed.
8231 * cfgloop.h (struct loop_exit): New function.
8232 (struct loop): single_exit_ field replaced by exits field.
8233 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8234 (struct loops): Added exits hash.
8235 (mark_single_exit_loops, set_single_exit): Declaration removed.
8236 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8238 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8240 * doc/invoke.texi: Avoid use of @headitem.
8242 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8244 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8246 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8248 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8251 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8252 Richard Sandiford <richard@codesourcery.com>
8254 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8255 * config/m68k/m68k.opt: Resort options.
8256 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8258 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8259 Richard Sandiford <richard@codesourcery.com>
8261 * doc/invoke.texi: Document the macros that are defined by
8262 m68k's -mtune and -mhard-float options.
8263 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8264 (m68k_cpp_cpu_family): Likewise.
8265 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8266 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8267 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8268 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8269 (m68k_cpp_cpu_family): Likewise.
8271 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8273 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8274 macros besides mc68000 as tuning macros. Use a switch statement
8275 to set them and mcpu32.
8277 2007-01-12 Julian Brown <julian@codesourcery.com>
8279 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8280 (TARGET_68040_ONLY): Rename to...
8281 (TARGET_68040): ...this.
8282 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8283 * config/m68k/m68k.md: Likewise.
8285 2007-01-12 Julian Brown <julian@codesourcery.com>
8286 Nathan Sidwell <nathan@codesourcery.com>
8287 Richard Sandiford <richard@codesourcery.com>
8289 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8290 the -mcpu= argument associated with the --with-cpu setting.
8291 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8292 if different from the one implied by the -mcpu setting.
8293 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8294 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8295 * doc/invoke.texi: Mention ColdFire in the introduction to the
8296 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8297 -mno-div and -mhard-float options. Make -m68881 a synonym for
8298 -mhard-float. Document the previously-undocumented -m5206e,
8299 -m528x, -m5307 and -m5407 options. Tweak the existing option
8300 documentation for consistency.
8301 * doc/install.texi: Mention new --with-cpu arguments.
8302 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8303 default CPU if neither -mcpu nor -march are specified.
8304 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8305 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8306 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8307 using m68k_tune to decide between families that implement the
8308 same ISA. Use m68k_tune to set __mcfv4e__.
8309 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8310 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8311 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8312 (FL_ISA_C, FL_ISA_MMU): New macros.
8313 (MASK_COLDFIRE): Delete.
8314 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8315 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8316 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8317 (TARGET_HARD_FLOAT): Do not define here.
8318 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8319 (TUNE_68000): New macro.
8320 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8321 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8322 (TUNE_CFV2): Redefine in terms of m68k_tune.
8323 (uarch_type, target_device, fpu_type): New enums.
8324 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8325 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8326 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8327 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8328 (FL_FOR_isa_c): New macros.
8329 (m68k_isa): New enum.
8330 (m68k_target_selection): New structure.
8331 (all_devices, all_isas, all_microarchs): New tables.
8332 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8333 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8334 (MASK_ALL_CPU_BITS): Delete.
8335 (m68k_find_selection): New function.
8336 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8337 Map the legacy target options to a combination of the new ones.
8338 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8339 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8340 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8342 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8343 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8345 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8346 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8347 * config/m68k/m68k-devices.def: New file.
8349 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8350 Nathan Sidwell <nathan@codesourcery.com>
8352 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8353 (SUBTARGET_EXTRA_SPECS): New macros.
8354 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8355 use %(asm_cpu_spec) instead.
8356 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8357 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8358 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8359 (EXTRA_SPECS): Rename to...
8360 (SUBTARGET_EXTRA_SPECS): ...this.
8362 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8363 Richard Sandiford <richard@codesourcery.com>
8364 Julian Brown <julian@codesourcery.com>
8366 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8367 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8368 to the configuration's default CPU.
8369 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8370 Remove default masks.
8371 (m680[012]0-*-*): Set the default with_cpu to the first part of
8373 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8374 (m68k*-*-linux): Extend the --with-cpu handling to...
8375 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8376 and m68010. Don't set target_cpu_default2.
8377 * doc/install.texi: Document --with-cpu for m68k.
8378 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8379 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8380 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8381 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8382 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8383 (ASM_SPEC): Remove use of %(asm_cpu_default).
8384 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8385 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8386 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8387 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8388 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8389 (TARGET_DEFAULT): Delete.
8390 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8391 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8392 (CPP_CPU_SPEC): Delete.
8393 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8394 the appropriate string.
8395 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8396 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8397 (ASM_SPEC): Don't use %(asm_default_spec).
8398 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8399 TARGET_DEFAULT and add MASK_68881.
8400 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8404 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8405 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8406 MASK_68010 alongside MASK_68020.
8407 * doc/invoke.texi: Document -m68010.
8408 * config/m68k/m68k.opt (m68010): New.
8409 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8411 (TUNE_68010): New macro.
8412 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8413 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8414 (M68K_CPU_m68332): Add MASK_68010.
8415 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8416 fallback definition.
8417 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8419 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8420 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8421 to all entries that use MASK_68020.
8422 (output_move_simode_const, output_move_himode, output_move_qimode)
8423 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8424 instead of TARGET_68020 to select clr behavior. Remove comment
8425 about there being no TARGET_68010.
8426 * config/m68k/m68k.md: Likewise throughout.
8428 2007-01-12 Julian Brown <julian@codesourcery.com>
8430 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8431 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8432 * config/m68k/m68k.md: Likewise.
8434 2007-01-12 Julian Brown <julian@codesourcery.com>
8436 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8437 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8439 2007-01-12 Julian Brown <julian@codesourcery.com>
8441 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8442 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8443 * config/m68k/m68k.md: Likewise.
8445 2007-01-12 Julian Brown <julian@codesourcery.com>
8446 Richard Sandiford <richard@codesourcery.com>
8448 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8449 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8450 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8452 (TARGET_CPU32): Rename to...
8453 (TUNE_CPU32): ...this.
8454 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8455 (TUNE_CFV2): New macros.
8456 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8457 remove conditions that are implied by TARGET_68020.
8458 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8459 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8460 (m68k_output_function_epilogue): Likewise.
8461 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8462 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8463 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8464 non-68000 timings. Refactor multiplication and division costs.
8465 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8466 TUNE_CPU32 instead of TARGET_CPU32.
8467 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8468 and TUNE_68060 instead of TARGET_68060.
8469 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8470 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8472 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8473 && !TARGET_COLDFIRE" to choose between moveq and clr.
8474 Likewise in the unnamed movsf pattern.
8475 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8476 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8479 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8481 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8482 of tabbing before backslashes.
8484 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8486 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8487 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8488 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8490 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8492 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8493 find_interesting_uses_cond.
8494 (find_interesting_uses_cond): Use extract_cond_operands.
8495 (rewrite_use_compare): Use extract_cond_operands and
8496 force_gimple_operand_bsi. Do not call update_stmt.
8497 (determine_use_iv_cost_condition): Use extract_cond_operands.
8498 Return cheaper of using original bound and changing the exit bound.
8500 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8502 PR tree-optimization/29516
8503 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8504 most_expensive_mult_to_index, addr_to_parts,
8505 create_mem_ref, maybe_fold_tmr): Make the type of
8506 fields of TARGET_MEM_REF sizetype.
8507 (move_fixed_address_to_symbol, move_pointer_to_base):
8509 * tree.def (TARGET_MEM_REF): Add comment on types of
8512 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8514 * c-common.c (vector_types_convertible_p): Treat opaque types as
8515 always convertible if they have the same size, but not otherwise.
8517 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8519 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8520 Remove the b_unconditional field.
8521 (noce_try_sign_mask): Do not look at b_unconditional.
8522 (noce_process_if_block): Do not use merge_if_blocks. Update
8523 the CFG here. Do not set b_unconditional.
8524 (cond_move_process_if_block): Likewise.
8525 (find_cond_trap): Likewise.
8526 (check_cond_move_block): Require simple jump insns at the end
8529 2007-01-11 Jan Hubicka <jh@suse.cz>
8531 PR tree-optimization/1046
8532 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8533 when alias info is not ready.
8534 (pass_tail_recursion): Do not require aliasing.
8535 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8536 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8537 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8538 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8539 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8540 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8541 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8543 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8544 When aliasing is not build, mark statement as volatile.
8546 2007-01-11 Tom Tromey <tromey@redhat.com>
8548 PR preprocessor/15185, PR preprocessor/20989:
8549 * doc/cppopts.texi <-MT>: Update description of algorithm for
8550 computing default target.
8551 <-M, -MD>: Reword "basename" text.
8553 2007-01-11 Roger Sayle <roger@eyesopen.com>
8555 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8556 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8557 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8558 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8559 fold_builtin_bswap, real_constp, fold_builtin_pow,
8560 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8561 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8562 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8563 * convert.c (convert_to_pointer): Likewise.
8564 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8565 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8566 const_binop, fold_convert_const_int_from_int,
8567 fold_convert_const_int_from_real,
8568 fold_convert_const_real_from_real, sign_bit_p,
8569 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8570 fold_sign_changed_comparison, fold_unary, fold_comparison,
8571 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8572 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8573 * print-tree.c (print_node_brief, print_node): Likewise.
8574 * stor-layout.c (place_field, layout_type): Likewise.
8575 * tree-chrec.c (keep_cast): Likewise.
8576 * tree.c (build_vector, build_real, build_real_from_int_cst,
8577 build_complex): Likewise.
8579 2007-01-11 Roger Sayle <roger@eyesopen.com>
8581 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8582 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8584 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8586 * configure.ac (strict1_warn): Rename to strict_warn.
8587 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8588 cc_set_by_configure, quoted_cc_set_by_configure,
8589 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8590 all_boot_languages, all_stagestuff): Remove.
8591 (target_list): Remove bootstrap targets.
8592 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8593 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8594 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8595 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8596 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8597 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8598 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8599 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8600 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8601 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8602 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8603 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8604 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8605 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8606 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8607 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8608 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8609 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8610 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8611 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8612 (mostlyclean): Adjust.
8613 (clean, distclean): Don't mention bootstrap stuff.
8614 * configure: Regenerate.
8615 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8616 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8617 treelang/config-lang.in (stagestuff): Remove.
8618 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8619 stageprofile, stagefeedback, stagestuff): Remove mention.
8621 2007-01-11 Nick Clifton <nickc@redhat.com>
8623 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8625 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8626 (mcore_arith_K_S_operand): Run the test for the S constraint not
8627 the test for the M constraint.
8628 (mcore_addsub_operand): Do not accept integer values that are
8629 larger than 32 bits.
8630 * config/mcore/mcore.md: Remove unused constraints from split.
8631 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8633 (allocate_stack): Likewise.
8634 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8635 operands to 32 bits.
8636 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8638 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8639 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8640 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8641 mcore_output_bclri, mcore_output_andn, output_inline_const,
8642 mcore_output_move, mcore_output_movedouble): Likewise.
8643 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8644 (output_inline_const): Likewise.
8645 (output_inline_const): Fix format strings used in sprintf
8647 * config/mcore/mcore-protos.h: Update prototypes for changed
8648 functions in mcore.c.
8649 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8650 HOST_WIDE_INT and not int.
8651 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8652 CONST_OK_FOR_N): Likewise.
8653 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8654 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8657 2007-01-10 Jan Hubicka <jh@suse.cz>
8659 * tree-vrp.c (remove_range_assertions): Release defs.
8660 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8661 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8663 2007-01-10 Paul Brook <paul@codesourcery.com>
8665 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8666 * config/arm/arm.md (mulsi3subsi): New insn.
8668 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8670 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8671 (tree_transform_and_unroll_loop): New.
8672 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8675 2007-01-10 Robert Kennedy <jimbob@google.com>
8677 * fold-const.c (fold_comparison): Fold comparisons like (x *
8678 1000 < 0) to (x < 0).
8680 2007-01-10 Ian Lance Taylor <iant@google.com>
8682 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8683 operands have the same priority.
8685 2007-01-10 Tom Tromey <tromey@redhat.com>
8687 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8688 (fold_binary): Likewise.
8689 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8690 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8691 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8692 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8693 * langhooks.h (struct lang_hooks): Removed field
8694 'can_use_bit_fields_p'.
8696 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8698 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8700 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8702 * function.c (get_last_funcdef_no): New function.
8703 * function.h (get_last_funcdef_no): Declare.
8704 * tree-inline.c (initialize_cfun): Add initialization.
8705 (tree_function_versioning): Cleanup.
8707 2007-01-10 Jan Hubicka <jh@suse.cz>
8709 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8712 2007-01-10 Sa Liu <saliu@de.ibm.com>
8713 Ben Elliston <bje@au.ibm.com>
8715 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8716 for SAVE_NONLOCAL and Pmode for any other save level.
8717 * spu-protos.h (spu_restore_stack_block): Declare.
8718 * spu.md (save_stack_block): Remove.
8719 (restore_stack_block): Call spu_restore_stack_block.
8720 * spu.c (spu_restore_stack_block): New function.
8721 (spu_expand_epilogue): Remove old comment.
8723 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8725 PR tree-optimization/30322
8726 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8727 (cand_value_at): Return the value as aff_tree.
8728 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8729 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8730 aff_combination_mult): New functions.
8731 (aff_combination_add): Use aff_combination_add_cst.
8732 (aff_combination_convert): Allow conversions to a wider type.
8733 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8734 * tree-affine.h (aff_combination_mult): Declare.
8736 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8738 * doc/tm.texi: Update documentation to reflect reality of exec
8739 and start file search behaviours. Update copyright year.
8740 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8741 header file directories.
8743 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8745 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8746 (*cosxf2): Rename to cosxf2_i387.
8747 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8748 using X87MODEF12 mode macro. Rename patterns to
8749 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8751 (*cosdf2, *cossf2): Ditto.
8752 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8753 to match extended input operands.
8754 (sincos<mode>3): New expander.
8755 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8756 insn patterns and corresponding splitters.
8758 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8760 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8761 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8763 2007-01-09 Nicolas Pitre <nico@cam.org>
8766 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8768 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8770 * target.h (struct gcc_target): New field library_rtti_comdat.
8771 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8772 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8773 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8774 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8776 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8778 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8780 2007-01-08 Richard Guenther <rguenther@suse.de>
8782 * tree.h (force_fit_type_double): Export.
8783 (force_fit_type): Remove.
8784 * fold-const.c (force_fit_type_double): New function.
8785 (force_fit_type): Remove.
8786 (int_const_binop): Use it.
8787 (fold_convert_const_int_from_int): Likewise.
8788 (fold_convert_const_int_from_real): Likewise.
8789 (fold_div_compare): Likewise.
8790 (fold_sign_changed_comparison): Likewise.
8791 (fold_unary): Likewise.
8792 (fold_negate_const): Likewise.
8793 (fold_abs_const): Likewise.
8794 (fold_not_const): Likewise.
8795 * c-common.c (shorten_compare): Use force_fit_type_double.
8796 * convert.c (convert_to_pointer): Likewise.
8798 2007-01-08 Richard Guenther <rguenther@suse.de>
8800 * tree.h (build_int_cst_wide_type): Export.
8801 * tree.c (build_int_cst_wide_type): New function.
8802 (build_int_cst_wide): Fix comment.
8803 * builtins.c (fold_builtin_object_size): Use build_int_cst
8804 to build -1 or 0 of the correct type. Use fit_double_type
8805 to check for overflow.
8806 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8808 (decode_field_reference): Likewise.
8809 (all_ones_mask_p): Likewise.
8810 (native_interpret_int): Use build_int_cst_wide_type.
8811 (fold_binary): Use build_int_cst_type to build an all-ones
8813 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8815 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8817 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8819 2007-01-09 Ben Elliston <bje@au.ibm.com>
8821 * genautomata.c (STATS_OPTION): New option.
8822 (stats_flag): New flag.
8823 (gen_automata_option): Handle it.
8824 (initiate_automaton_gen): Ditto.
8825 (write_automata): Output statistics only if stats_flag is
8826 set. Likewise, output time statistics only if time_flag is set.
8827 * doc/md.texi (Processor pipeline description): Document new flag.
8829 2007-01-08 Richard Guenther <rguenther@suse.de>
8831 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8832 * tree.c (build_int_cst_type): Likewise.
8833 (size_in_bytes): Don't call force_fit_type on the result.
8834 (int_fits_type_p): Use fit_double_type.
8835 * fold-const.c (fit_double_type): New function.
8836 (force_fit_type): Use it.
8837 * tree.h (fit_double_type): Export.
8839 2007-01-08 Jan Hubicka <jh@suse.cz>
8841 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8842 * ipa.c (function_and_variable_visibility): Fix return type.
8844 2007-01-08 Richard Guenther <rguenther@suse.de>
8846 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8847 of offset to build the index.
8848 * tree-pretty-print.c (dump_generic_node): Don't build negated
8849 const just for printing.
8850 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8851 * builtins.c (fold_builtin_int_roundingfn): Check if result
8852 fits the type by using force_fit_type and comparing the result.
8853 * predict.c (predict_loops): Use compare_tree_int for comparison.
8854 * tree.c (build_int_cst): Fall back to integer_type_node for
8856 (build_int_cst_wide): Assert type is non-null.
8858 2007-01-08 Roberto Costa <roberto.costa@st.com>
8860 * tree-vrp.c (extract_range_from_cond_expr): New.
8861 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8862 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8864 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8865 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8866 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8867 used as expressions.
8868 * tree-object-size.c (cond_expr_object_size): New.
8869 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8871 2007-01-08 Jan Hubicka <jh@suse.cz>
8873 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8874 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8877 2007-01-08 Richard Guenther <rguenther@suse.de>
8879 PR tree-optimization/23603
8880 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8881 (extract_range_from_binary): Fall back to truthvalue instead of
8882 varying for TRUTH_*_EXPR.
8883 (extract_range_from_comparison): Fall back to truthvalue instead of
8885 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8886 if all visited PHI values were constant.
8888 2007-01-08 Jan Hubicka <jh@suse.cz>
8890 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8891 (cgraph_analyze_function): break out from ...
8892 (cgraph_finalize_compilation_unit): ... here.
8893 (cgraph_expand_function): Remove forgoten commented out line.
8894 (cgraph_optimize): Analyze functions.
8896 2007-01-08 Jan Hubicka <jh@suse.cz>
8898 * tree-pas.h (TODO_remove_function): New flag.
8899 (TODO_update*): Renumber.
8900 (pass_ipa_increase_alignment,
8901 pass_ipa_function_and_variable_visibility): New passes.
8902 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8903 (cgraph_function_and_variable_visibility): Move to ipa.c
8904 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8905 cgraph_increase_alignment.
8906 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8907 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8908 calling tree-inline.
8909 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8910 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8911 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8912 (gate_increase_alignment): New function.
8913 (pass_ipa_increase_alignment): New pass.
8914 * ipa.c: Inline tree-pass.h and timevar.h
8915 (function_and_variable_visibility): Move here from cgraphunit.c
8916 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8917 * passes.c (init_optimization_passes): Add the two new passes.
8918 (execute_todo): Handle cgraph_remove_functions.
8920 2007-01-08 Nick Clifton <nickc@redhat.com>
8922 * config/frv/predicates.md (reg_or_0_operand): Accept
8925 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8927 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8928 * config.gcc: Add bfin*-rtems*.
8930 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8932 * c.opt: Add -flax-vector-conversions.
8933 * c-typeck.c (convert_for_assignment): Pass flag to
8934 vector_types_convertible_p to allow emission of note.
8935 (digest_init): Likewise.
8936 * c-opts.c: Handle -flax-vector-conversions.
8937 * c-common.c (flag_lax_vector_conversions): New.
8938 (vector_types_convertible_p): Unless -flax-vector conversions
8939 has been passed, disallow conversions between vectors with
8940 differing numbers of subparts and/or element types. If such
8941 a conversion is disallowed, possibly emit a note on the first
8942 occasion only to inform the user of -flax-vector-conversions.
8943 The new last argument specifies this.
8944 * c-common.h (flag_lax_vector_conversions): New.
8945 (vector_types_convertible_p): Add extra argument.
8946 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8947 char_type_node for V*QI type vectors.
8948 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8949 Update to satisfy new typechecking rules.
8950 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8952 * doc/invoke.texi (C Dialect Options): Document
8953 -flax-vector-conversions.
8955 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8957 PR tree-optimization/29877
8958 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8959 a register variable on the RHS to not be replaceable.
8961 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8962 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8963 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8964 const_simm15, const_pow2, const_npow2): Added.
8965 * config/score/misc.md (insv, extv, extzv, movmemsi,
8966 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8967 * config/score/score.c (score_address_cost, score_select_cc_mode):
8969 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8970 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8971 Update score_print_operand.
8972 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8973 Adjust register allocate order and update some macro define.
8974 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8975 mdx_block_move_straight, mdx_block_move_loop_head,
8976 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8977 mdx_block_move): Added.
8978 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8979 mdp_limm): Updated and fix some bug and typo.
8980 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8981 (movsf, movdf, doloop_end): Added.
8983 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8985 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8986 config/arm/thumb2.md: Fix comment typos.
8987 * doc/extend.texi: Fix a typo.
8989 2007-01-07 Eric Christopher <echristo@apple.com>
8991 * configure.ac: Check for __stack_chk_fail for darwin.
8992 * configure: Regenerate.
8994 2007-01-07 Richard Guenther <rguenther@suse.de>
8996 * tree-vrp.c (extract_range_from_assert): CSE calls to
8997 compare_values where possible.
8998 (extract_range_from_unary_expr): Likewise.
9000 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9002 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9003 * config/avr/avr.c (call_insn_operand): Delete function.
9004 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9005 instead of register number. Use predicates.
9006 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9007 call_insn_operand): Add.
9009 2007-01-06 Jan Hubicka <jh@suse.cz>
9011 * tree-pass.h (pass_build_cgraph_edges): Declare.
9012 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9013 (visited_nodes): Remove.
9014 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9015 build_cgrpah_edges; make visited_nodes local.
9016 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9017 (record_references_in_initializer): Move to cgraphbuild.c
9018 (initialize_inline_failed, rebuild_cgraph_edges,
9019 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9020 (verify_cgraph_node): Make visited_nodes local.
9021 (cgraph_analyze_function): Do not call cgraph_create_edges and
9022 initialize_inline_failed.
9023 (cgraph_expand_function): Do not call cgraph_lower_function;
9024 assert that function is already lowered.
9025 * Makefile.in (cgraphbuild.o): New.
9026 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9027 at the end of lowering passes.
9029 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9031 * ifcvt.c (cond_move_convert_if_block): New function, code
9032 factored out from...
9033 (cond_move_process_if_block): ...here. Call the new function
9034 on the THEN and ELSE blocks.
9035 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9036 already takes care of this.
9038 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9041 * tree.h (TREE_OVERFLOW_P): New.
9042 * c-typeck.c (parser_build_unary_op): Warn only if result
9043 overflowed and operands did not.
9044 (parser_build_binary_op): Likewise.
9045 (convert_for_assignment): Remove redundant overflow_warning.
9046 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9048 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9050 * c-typeck.c (store_init_value): Split over two lines to follow
9051 the GNU coding style.
9053 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9055 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9056 __GXX_EXPERIMENTAL_CXX0X__.
9057 * doc/cpp.texi: Same.
9059 2007-01-05 Richard Guenther <rguenther@suse.de>
9062 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9063 with mismatched types. Instead explicitly build a
9064 conversion NOP_EXPR.
9066 2007-01-05 Ian Lance Taylor <iant@google.com>
9068 * c-common.c (decl_with_nonnull_addr_p): New function.
9069 (c_common_truthvalue_conversion): Call it.
9070 * c-typeck.c (build_binary_op): Likewise.
9071 * c-common.h (decl_with_nonnull_addr_p): Declare.
9073 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9076 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9079 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9081 * doc/install.texi (Final install): Document the fact that
9082 the GNAT runtime should not be stripped.
9084 2007-01-04 Jan Hubicka <jh@suse.cz>
9086 * tree-inline.c (fold_marked_statements): Update operand caches
9087 and EH after folding
9089 2007-01-04 Ian Lance Taylor <iant@google.com>
9091 * c-common.c (check_function_nonnull): Whitespace fix.
9093 2007-01-04 Jan Hubicka <jh@suse.cz>
9095 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9096 comitted older version of patch.
9097 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9098 function, celanup cfg and collect garbage.
9100 2007-01-04 Mike Stump <mrs@apple.com>
9102 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9105 2007-01-04 Eric Christopher <echristo@apple.com>
9107 * libgcc2.c (__bswapsi2): Use SItype.
9108 (__bswapdi2): Use DItype.
9109 * libgcc2.h: Update for above.
9111 2007-01-04 Paul Brook <paul@codesourcery.com>
9113 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9114 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9115 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9116 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9117 umulsi3_highpart): Make conditional on !arm_arch6.
9118 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9119 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9120 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9121 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9122 umulsi3_highpart_v6): New insns.
9124 2007-01-04 Roger Sayle <roger@eyesopen.com>
9126 * fold-const.c (fold_convert): When casting an expression to void,
9127 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9128 have a type. Instead of attempting to build a NOP_EXPR, return
9129 these "special" trees directly.
9131 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9133 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9134 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9135 rs6000_cost->fp not 0 as adjustment for outer NEG.
9137 2007-01-04 Jan Hubicka <jh@suse.cz>
9139 * cgraph.c (cgraph_release_function_body): New function.
9140 (cgraph_remove_node): Use it.
9141 * cgraph.h (cgraph_release_function_body): Declare.
9142 * cgraphunit.c (cgraph_expand_function): Use it.
9143 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9144 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9145 is initialized and while compilation of other function is running.
9146 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9147 statement CFG annotations from here to ...
9148 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9150 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9152 * cfgloop.h (enum li_flags): Make the constants powers of two.
9154 2007-01-04 Jan Hubicka <jh@suse.cz>
9156 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9158 (fold_marked_statements): New function.
9159 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9160 * tree-inline.h (copy_body_data): Add statements_to_fold.
9162 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9164 * config.gcc: Mention libgcc/config.host.
9165 * Makefile.in: Update comments mentioning libgcc.
9166 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9167 (all.cross, start.encap, rest.encap, rest.cross): Update
9168 dependencies for libgcc move.
9169 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9170 (clean-target, clean-target-libgcc): Delete.
9171 (srcdirify, GCC_EXTRA_PARTS): New macros.
9172 (libgcc-support, libgcc.mvars): New rules.
9173 (distclean): Remove mention of mklibgcc.
9174 (install): Don't reference INSTALL_LIBGCC.
9175 (install-common): Don't reference EXTRA_PARTS.
9176 (install-libgcc, install-multilib): Delete rules.
9177 * mklibgcc.in: Delete file.
9178 * doc/configfiles.texi: Don't mention mklibgcc.
9180 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9181 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9182 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9183 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9184 (mklibgcc, ldblspecs): Likewise.
9186 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9187 (posixpre.def): Use $(T).
9188 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9189 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9190 (SHLIB_LINK): Make dummy.
9191 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9193 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9195 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9196 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9197 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9198 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9200 * configure.ac (all_outputs): Remove mklibgcc.
9201 * configure: Regenerated.
9203 2007-01-03 Josh Conner <jconner@apple.com>
9206 * calls.c (compute_argument_addresses): Set stack and stack_slot
9207 for partial args, too.
9208 (store_one_arg): Use locate.size.constant for the size when
9209 generating a save_area.
9211 2007-01-03 Robert Kennedy <jimbob@google.com>
9213 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9214 whose definitions are deleted due to basic block merging.
9216 2007-01-03 Paul Brook <paul@codesourcery.com>
9219 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9221 (use_return_insn): Return 0 for Thumb interrupt functions.
9222 (print_multi_reg): Add rfe argument for IRQ returns.
9223 (arm_output_epilogue): Pop interrupt return address directly into PC.
9224 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9226 2007-01-03 Paul Brook <paul@codesourcery.com>
9228 Merge from sourcerygxx-4_1.
9229 * config/arm/thumb2.md: New file.
9230 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9232 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9233 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9234 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9235 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9237 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9238 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9240 * config/arm/ieee754-sf.S: Ditto.
9241 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9242 (thumb1_base_register_rtx_p): ... to this.
9243 (thumb_index_register_rtx_p): Rename...
9244 (thumb1_index_register_rtx_p): ... to this.
9245 (thumb_output_function_prologue): Rename...
9246 (thumb1_output_function_prologue): ... to this.
9247 (thumb_legitimate_address_p): Rename...
9248 (thumb1_legitimate_address_p): ... to this.
9249 (thumb_rtx_costs): Rename...
9250 (thumb1_rtx_costs): ... to this.
9251 (thumb_compute_save_reg_mask): Rename...
9252 (thumb1_compute_save_reg_mask): ... to this.
9253 (thumb_final_prescan_insn): Rename...
9254 (thumb1_final_prescan_insn): ... to this.
9255 (thumb_expand_epilogue): Rename...
9256 (thumb1_expand_epilogue): ... to this.
9257 (arm_unwind_emit_stm): Rename...
9258 (arm_unwind_emit_sequence): ... to this.
9259 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9260 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9261 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9262 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9263 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9264 thumb2_output_casesi): New functions.
9265 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9266 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9267 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9268 THUMB2_WORK_REGS): Define.
9269 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9270 arm_condexec_mask, arm_condexec_masklen)): New variables.
9271 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9272 (arm_override_options): Check new CPU capabilities.
9273 Set new architecture flag variables.
9274 (arm_isr_value): Handle v7m interrupt functions.
9275 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9277 (const_ok_for_arm): Handle Thumb-2 constants.
9278 (arm_gen_constant): Ditto. Use movw when available.
9279 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9281 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9282 (thumb_find_work_register, arm_load_pic_register,
9283 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9284 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9285 print_multi_reg, output_mov_long_double_fpa_from_arm,
9286 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9287 output_mov_double_fpa_from_arm, output_move_double,
9288 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9289 output_return_instruction, arm_output_function_prologue,
9290 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9291 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9292 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9293 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9294 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9295 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9297 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9298 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9299 (arm_file_start): Output directive for unified syntax.
9300 (arm_unwind_emit_set): Handle stack alignment instruction.
9301 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9302 Add v6t2, v7, v7a, v7r and v7m.
9303 (RETLDM): Add Thumb-2 code.
9304 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9305 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9306 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9307 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9308 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9309 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9310 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9311 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9312 ADJUST_INSN_LENGTH): Define.
9313 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9314 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9315 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9316 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9317 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9318 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9319 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9320 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9321 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9322 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9323 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9324 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9325 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9326 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9327 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9328 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9329 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9331 * config/arm/arm-tune.md: Regenerate.
9332 * config/arm/arm-protos.h: Update prototypes.
9333 * config/arm/vfp.md: Enable patterns for Thumb-2.
9334 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9335 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9336 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9337 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9338 * config/arm/libunwind.S: Add Thumb-2 code.
9339 * config/arm/constraints.md: Update include Thumb-2.
9340 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9341 * config/arm/ieee754-df.S: Ditto.
9342 * config/arm/bpabi.S: Ditto.
9343 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9344 * config/arm/predicates.md (low_register_operand,
9345 low_reg_or_int_operand, thumb_16bit_operator): New.
9346 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9347 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9348 * config/arm/t-arm-elf: Add armv7 multilib.
9349 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9351 (UNSPEC_STACK_ALIGN, ce_count): New.
9352 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9353 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9355 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9356 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9357 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9358 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9359 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9360 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9362 * doc/extend.texi: Document ARMv7-M interrupt functions.
9363 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9365 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9367 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9368 (struct _Unwind_Context): Rename args_size to flags, remove
9369 signal_frame field, add a new args_size field and version field.
9370 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9371 _Unwind_IsExtendedContext): New inline functions.
9372 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9373 Assume by_value array is only present if _Unwind_IsExtendedContext.
9374 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9375 _Unwind_IsSignalFrame.
9376 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9377 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9378 (uw_init_context_1): Initialize context->flags to
9379 EXTENDED_CONTEXT_BIT.
9380 * config/rs6000/linux-unwind.h (frob_update_context): Use
9381 _Unwind_SetSignalFrame.
9383 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9386 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9387 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9390 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9392 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9393 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9394 RET, AT_SP): Remove.
9395 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9398 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9399 * cfgbuild.c (find_basic_blocks): Likewise.
9400 * cfgrtl.c (rtl_create_basic_block): Likewise.
9401 * function.c (temp_slots_at_level): Likewise.
9402 * reg-stack.c (stack_regs_mentioned): Likewise.
9403 * regclass.c (allocate_reg_info): Likewise.
9404 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9405 set_bb_for_stmt, move_block_to_fn): Likewise.
9406 * tree-complex.c (tree_lower_complex): Likewise.
9407 * vec.h (VEC_safe_grow_cleared): New.
9409 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9411 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9413 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9414 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9416 * cfgloopmanip.c (scale_loop_frequencies): Export.
9417 (loopify): Scale the frequencies by prescribed coefficients.
9418 (set_zero_probability): New function.
9419 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9420 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9421 and frequencies according to arguments.
9422 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9424 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9425 * modulo-sched.c (sms_schedule): Set probabilities for entering
9426 versioned loop correctly.
9427 * tree-vect-transform.c (vect_transform_loop): Ditto.
9428 * cfgloop.h (loopify, loop_version): Declaration changed.
9429 (scale_loop_frequencies): Declared.
9431 2007-01-02 Jan Hubicka <jh@suse.cz>
9433 * cgraph.c: Include tree-flow.h
9434 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9436 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9437 * tree-pass.h (pass_all_early_optimizations): Declare.
9438 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9440 (cgraph_analyze_function): Do early_local_passes.
9441 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9442 Do not add referenced vars.
9443 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9445 (gate_all_early_local_passes): New gate.
9446 (pass_early_local_passes): Use new gate.
9447 (execute_early_local_optimizations): New functions.
9448 (gate_all_early_optimizations): New gate.
9449 (pass_all_early_optimizations): New pass.
9450 (execute_free_datastructures): Free SSA only when initialized.
9451 (gate_init_datastructures): Init only when optimizing.
9452 (tree_lowering_passes): Do early local passes when called late.
9453 * tree-profile.c (do_tree_profiling): Don't profile functions added
9455 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9456 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9458 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9459 during early_local_passes.
9460 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9463 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9465 * Makefile.in: Update copyright year.
9467 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9469 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9470 in $(lang_checks) and check-consistency targets.
9472 2007-01-02 Jan Hubicka <jh@suse.cz>
9474 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9475 Do not add referenced vars.
9476 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9478 * passes.c (init_optimization_passes): Put mudflap_2 after
9479 free_datastructures.
9481 2007-01-02 Jan Hubicka <jh@suse.cz>
9483 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9484 Set NOTHROW flag on call statements proved to be nothrow.
9485 Update statement of local calls so new pure/const functions are
9486 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9488 (tree_rest_of_compilation): Register hooks and initialize bitmap
9489 early. Do not set after_inlining flag.
9491 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9493 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9494 HOST_BITS_PER_LONGLONG
9496 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9499 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9500 warning for non-static initializers.
9502 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9504 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9505 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9506 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9507 Always use set_unique_reg_note to add REG_EQUAL notes.
9509 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9512 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9514 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9515 * cfgbuild.c (find_basic_blocks): Likewise.
9516 * cfgrtl.c (rtl_create_basic_block): Likewise.
9517 * function.c (temp_slots_at_level): Likewise.
9518 * reg-stack.c (stack_regs_mentioned): Likewise.
9519 * regclass.c (allocate_reg_info): Likewise.
9520 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9521 set_bb_for_stmt, move_block_to_fn): Likewise.
9522 * tree-complex.c (tree_lower_complex): Likewise.
9523 * vec.h (VEC_safe_grow_cleared): New.
9525 2007-01-02 Ian Lance Taylor <iant@google.com>
9527 * c-common.c (c_common_truthvalue_conversion): When warning about
9528 using an assignment as a truth value, set TREE_NO_WARNING.
9530 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9533 * c.opt (Wold-style-declaration): New.
9534 * doc/invoke.texi (C-only Warning Options): New.
9535 (Wold-style-declaration): Document it.
9536 (Wextra): Enabled by -Wextra.
9537 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9538 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9539 -Wold-style-declaration.
9541 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9543 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9544 * cfgbuild.c (find_basic_blocks): Likewise.
9545 * cfgrtl.c (rtl_create_basic_block): Likewise.
9546 * function.c (temp_slots_at_level): Likewise.
9547 * reg-stack.c (stack_regs_mentioned): Likewise.
9548 * regclass.c (allocate_reg_info): Likewise.
9549 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9550 set_bb_for_stmt, move_block_to_fn): Likewise.
9551 * tree-complex.c (tree_lower_complex): Likewise.
9552 * vec.h (VEC_safe_grow_cleared): New.
9554 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9556 * c-common.c (c_common_nodes_and_builtins): Since variants of
9557 void_type_node get built before it is given a name, we need to
9558 give those variants the name, too.
9559 (complete_array_type): We need to work with the canonical main
9560 type of the array, from which we will build the qualified version.
9561 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9562 * print-tree.c (print_node): Display canonical type information
9564 * stor-layout.c (layout_type): When we don't know the
9565 alignment of a type for which we're building an array, we end up
9566 guessing wrong, so make the type require structural equality.
9567 * tree.c (make_node_stat): When we build a new type, it is its
9569 (build_type_attribute_qual_variant): When building an attribute
9570 variant, its canonical type is the non-attribute variant. However,
9571 if the attributes are target-dependent and they differ, we need to
9572 use structural equality checks for this type.
9573 (build_qualified_type): A qualified type is not equivalent to its
9574 unqualified variant; set the canonical type appropriately.
9575 (build_distinct_type_copy): When building a distinct type from
9576 another type, the new type is its own canonical type.
9577 (build_variant_type_copy): When building a new type variant, we
9578 assume that it is equivalent to the original type.
9579 (build_pointer_type_for_mode): When building a pointer type, also
9580 build a canonical type pointer.
9581 (build_reference_type_for_mode): When building a reference type,
9582 also build a canonical type reference.
9583 (build_index_type): When we can't hash an index type (e.g.,
9584 because its maximum value is negative), the index type requires
9585 structural equality tests.
9586 (build_array_type): Build the canonical form of an array type.
9587 (build_function_type): Function types require structural equality,
9588 because they contain default arguments, attributes, etc.
9589 (build_method_type_directly): Ditto for method types.
9590 (build_offset_type): Build the canonical offset type.
9591 (build_complex_type): Build the canonical vector type.
9592 (make_vector_type): Build the canonical vector type.
9593 * tree.h (TYPE_CANONICAL): New.
9594 (TYPE_STRUCTURAL_EQUALITY_P): New.
9595 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9596 (struct tree_type): Added "canonical" field.
9597 * params.h (VERIFY_CANONICAL_TYPES): New.
9598 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9599 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9600 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9601 * doc/invoke.texi (verify-canonical-types): Document --param
9602 parameter for verifying canonical types.
9604 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9606 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9607 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9608 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9609 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9611 * config/rs6000/e500.h: New.
9612 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9613 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9615 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9616 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9617 TARGET_E500_DOUBLE): Remove.
9618 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9619 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9620 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9621 * config/rs6000/rs6000.c (rs6000_override_options): Use
9624 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9626 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9627 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9628 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9629 rs6000_emit_cmove): Don't check TARGET_E500.
9630 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9631 sordered): Don't check TARGET_E500.
9633 2007-01-01 Eric Christopher <echristo@apple.com>
9635 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9636 HARD_REGISTER_NUM_P.
9638 2007-01-01 Roger Sayle <roger@eyesopen.com>
9640 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9641 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9642 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9645 2007-01-01 Mike Stump <mrs@apple.com>
9647 * configure.ac: Remove support for building with Apple's gcc-3.1.
9649 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9652 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9653 REG is a hard register. Do not modify REG before calling
9655 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9656 multiple of the size of YMODE for certain lowpart cases.
9658 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9661 * gimplify (voidify_wrapper_expr): Update for
9664 2007-01-01 Andreas Schwab <schwab@suse.de>
9667 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9668 save of BR0 in extra_spill_size instead of spill_size.
9669 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9671 (ia64_expand_epilogue): Restore BR0 from its new location.
9673 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9675 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9676 Use a temporary variable if the left hand side is not a gimple
9679 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9681 * gimplify.c (gimplify_return_expr): Make the temporary variable
9682 for the return expression, a gimple register variable.
9684 2007-01-01 Jan Hubicka <jh@suse.cz>
9686 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9689 2007-01-01 Mike Stump <mrs@apple.com>
9691 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9693 * config/darwin.c (machopic_select_rtx_section): Use
9695 (darwin_mergeable_constant_section): Likewise.
9696 * configure: Regenerate.
9697 * config.in: Regenerate.
9699 2007-01-01 Jan Hubicka <jh@suse.cz>
9700 Andrew Pinski <pinskia@gmail.com>
9702 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9703 before starting IPA passes.