1 2007-03-30 Jan Hubicka <jh@suse.cz>
4 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5 availablility; add more sanity checking; ask varpool only about
8 2007-03-29 Richard Henderson <rth@redhat.com>
10 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11 to decide, but __SIZEOF_LONG_LONG__.
13 2007-03-29 Richard Henderson <rth@redhat.com>
15 * emutls.c (struct __emutls_array): New.
16 (emutls_destroy): Use it instead of casting element 0 from void*.
17 (__emutls_get_address): Likewise.
19 2007-03-29 Richard Henderson <rth@redhat.com>
21 * varasm.c (initializer_constant_valid_p): Don't deny
22 DECL_DLLIMPORT_P on functions.
24 * config/i386/cygming.h: Remove function declarations.
25 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
26 (ASM_OUTPUT_LABELREF): Remove.
27 (COMMON_ASM_OP): Remove.
28 (ASM_OUTPUT_COMMON): Remove.
29 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
30 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
31 (ASM_DECLARE_FUNCTION_NAME): Likewise.
32 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
33 Rename from TARGET_ENCODE_SECTION_INFO.
34 * config/i386/netware.h: Likewise.
35 * config/i386/i386-protos.h: Update.
36 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
37 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
38 (legitimate_constant_p): Reject dllimports.
39 (dllimport_map, get_dllimport_decl): New.
40 (legitimize_dllimport_symbol): New.
41 (legitimize_address, ix86_expand_move): Use it.
42 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
43 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
44 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
45 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
46 * config/i386/predicates.md (constant_call_address_operand): Only
47 accept symbols; reject dllimport_p symbols.
48 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
49 i386_pe_maybe_record_exported_symbol.
50 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
51 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
52 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
53 trust the setting of DECL_DLLIMPORT_P.
54 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
55 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
56 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
57 tidy the argument scanning loop.
58 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
59 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
60 (i386_pe_strip_name_encoding): Remove.
61 (i386_pe_binds_local_p): New.
62 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
63 (i386_pe_output_labelref): Remove.
64 (i386_pe_asm_output_aligned_decl_common): New.
65 (i386_pe_maybe_record_exported_symbol): Rename from
66 i386_pe_record_exported_symbol; check for dllexported symbols.
68 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
70 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
71 add comment explaining why vsnprintf cannot be used.
73 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
75 PR tree-optimization/30666
76 * tree.c (build_complex_type): When creating type names for DWARF2
77 debug info, create TYPE_DECLs for TYPE_NAME instead of
79 (build_common_tree_nodes_2): Use build_complex_type when building
80 predefined complex types, to preserve canonical types.
82 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
84 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
85 (noce_get_alt_condition): Look at it to determine whether to
86 reverse the condition or not.
87 (noce_get_condition): Substitute the truth for lies.
88 (noce_find_if_block): Set the then_else_reversed field.
90 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
92 * config/fr30/fr30.md (movdi): Do not accept immediates as the
93 destination of this insn.
94 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
95 than calling gen_rtx_SET directly. Use r0 to hold the value of
96 'address + 4' rather than a stack based temporary which can be
99 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
101 * config/s390/s390.c (s390_secondary_input_reload_class,
102 s390_secondary_output_reload_class): Functions removed.
103 (s390_secondary_reload): New function.
104 (TARGET_SECONDARY_RELOAD): Target macro defined.
105 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
106 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
107 * config/s390/s390.md ("reload_outti", "reload_outdi",
108 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
109 "reload_out<mode>"): Expanders removed.
110 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
111 "reload<mode>_nonoffmem_out"): Expanders added.
113 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
115 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
116 SRC->DEST replacement failed anyway.
118 2007-03-28 Mike Stump <mrs@apple.com>
120 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
121 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
122 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
124 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
126 * config.gcc: Accept barcelona as a variant of amdfam10.
127 * config/i386/i386.c (override_options): Likewise.
128 * doc/invoke.texi: Likewise.
130 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
132 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
133 offsets for BIT_FIELD_REF and COMPONENT_REF.
135 2007-03-28 Richard Guenther <rguenther@suse.de>
137 * tree.c (is_global_var): Move ...
138 * tree-flow-inline.h (is_global_var): ... here.
139 * tree.h (is_global_var): Remove declaration.
141 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
145 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
146 * config/i386/i386.c (ix86_tune_features): Initialize new
148 * config/i386/predicates.md (promotable_binary_operator): Use
149 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
151 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
154 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
156 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
158 * config/fr30/fr30.md (movsi_internal): Change destination
159 constraint from m to V and add m to the end.
161 2007-03-28 Christian Bruel <christian.bruel@st.com>
163 * config/sh/sh.md (movsi_i): Fix type attribute.
165 2007-03-28 Christian Bruel <christian.bruel@st.com>
167 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
168 (movsf_ie): Likewise.
170 2007-03-28 Christian Bruel <christian.bruel@st.com>
172 * config.gcc: Add sh4-300 to multilib.
173 * config/sh/t-mlib-sh4-300: New file.
175 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
177 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
178 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
180 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
181 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
182 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
183 "fixuns_trunctddi2"): Whitespace fix.
185 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
187 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
188 the definition of struct sh_args.
189 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
190 CALL_COOKIE_INT_REG_GET): Likewise.
192 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
194 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
195 transformations are applied successfully.
197 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
199 * tree.c (tree_contains_struct): Permit 512 tree codes.
200 * tree.h (tree_contains_struct): Ditto.
201 (MAX_TREE_CODES): Ditto.
202 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
203 SPARE member to store remaining padding bits.
205 2007-03-27 Anatoly Sokolov <aesok@post.ru>
207 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
210 2007-03-27 Janis Johnson <janis187@us.ibm.com>
212 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
213 * configure: Regenerate.
215 * configure: Regenerate using the correct version of autoconf.
217 2007-03-27 Anatoly Sokolov <aesok@post.ru>
219 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
221 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
222 regs to "__SP_L__" and "__SP_H__".
224 2007-03-27 Richard Guenther <rguenther@suse.de>
226 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
227 computations with it with a HOST_WIDE_INT variable.
229 2007-03-26 Mike Stump <mrs@apple.com>
231 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
232 objective-c-header, objective-c++-header and objc++-cpp-output
234 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
236 2007-03-26 Richard Henderson <rth@redhat.com>
239 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
240 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
241 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
242 IX86_BUILTIN_PSRLQ128): New.
243 (ix86_init_mmx_sse_builtins): Add them.
244 (ix86_expand_builtin): Expand them.
245 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
247 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
248 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
249 _mm_srli_epi64): Mark __B const.
250 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
251 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
252 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
253 new two-vector shift builtins.
255 2007-03-26 Ian Lance Taylor <iant@google.com>
257 PR tree-optimization/31345
258 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
259 [+INF, +INF(OVF)] into VARYING.
261 2007-03-26 Zack Weinberg <zackw@panix.com>
263 * gengtype-parse.c: New file.
264 * gengtype-yacc.y: Delete.
265 * gengtype-lex.l: Don't include gengtype-yacc.h.
266 Define YY_DECL and yyterminate appropriately for recursive
267 descent parser. yylval is now a string out-parameter to yylex.
268 (HWS, EOID): New shorthand.
269 (IWORD): Add a couple more types.
270 (yylex): Add a setup stanza. Remove the complex rules for
271 detecting GTY'ed types and typedefs; replace with simple
272 keyword detectors. Adjust everything for the changed
273 definition of yylval. Ignore all pp-directives, not just #define.
275 (parse_file): Rename yybegin; do not call yyparse.
277 * gengtype.c (xasprintf): Export again.
278 (this_file): New. Use everywhere __FILE__ was being used.
279 (get_lang_bitmap): Special case types defined in gengtype.c.
280 (do_typedef, new_structure): Suppress definition of certain types.
281 (new_structure): Improve diagnostics of duplicate definitions.
282 Make sure location_s is associated with input.h.
283 (nreverse_pairs, define_location_structures): New functions.
284 (main): Improve tagging of kludge types. Remove old kludges
285 for input.h types; use define_location_structures.
286 * gengtype.h: Update prototypes. Define token codes here.
287 * Makefile.in: Remove all references to gengtype-yacc.
288 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
290 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
291 add GTY((skip)) to the field that's only conditionally there.
292 * doc/install.texi: Document that Bison is no longer required
293 unless building treelang.
295 * gengtype.c: Don't include gtyp-gen.h.
296 (srcdir): Declare here.
297 (base_files, lang_dir_names): Allocate dynamically.
298 (gt_files, num_gt_files, num_lang_dirs): New globals.
299 (measure_input_list, read_input_line, read_input_list)
300 (set_lang_bitmap): New functions.
301 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
302 simplify, relying on read_input_list to set up the bitmaps.
303 (main): Arguments are no longer unused. Check for correct number
304 of command line arguments, set srcdir and srcdir_len, then call
305 read_input_list, before doing anything else. No need to worry
306 about duplicates in main loop.
307 * configure.ac: Simplify the calculation of all_gtfiles.
308 Put language tags in there. Don't set or substitute
309 all_gtfiles_files_langs or all_gtfiles_files_frags.
310 * Makefile.in: Revamp the way gengtype is invoked, now that it
311 takes a file on its command line with a much simpler format.
312 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
313 (GTFILES): Remove duplicates and C source files.
314 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
315 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
316 * configure: Regenerate.
318 * gengtype.h: Remove all type definitions to gengtype.c; leave
319 only definitions of options_p, type_p, and pair_p as opaque
320 pointers. Update prototypes.
321 * gengtype.c: Many type definitions moved here from gengtype.h.
322 Consolidate type definitions at the top of the file.
323 (xvasprintf): Delete.
324 (xasprintf): Make static.
325 (create_nested_pointer_option): Add 'next' parameter.
326 (create_field_all, create_field_at): New functions.
327 (create_field): Now a thin wrapper around create_field_all.
328 (create_optional_field): Rename create_optional_field_ and add
329 line argument. Original name is now a macro which supplies
331 (oprintf): Use vsnprintf directly.
332 (close_output_files): Use fatal rather than perror/exit.
333 (note_def_vec, note_def_vec_alloc): Use create_field_at.
334 (main): Set progname. Don't use exit.
335 * gengtype-yacc.y (struct_fields): Use create_field_at.
336 (option, optionseqopt): Delete.
337 (optionseq): Consolidate productions from option here so we
338 can use the first argument to create_option.
340 * gengtype-lex.l: Distinguish unions from structures in the
341 token type. Don't call find_structure; return the tag as a string.
342 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
343 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
344 Reorganize typedef_struct production accordingly.
345 Use create_nested_ptr_option.
346 * gengtype.c (create_nested_ptr_option): New function.
347 * gengtype.h: Declare it.
349 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
350 (string_type): Don't declare.
351 (do_scalar_typedef): Declare.
352 (create_scalar_type): Update prototype.
353 * gengtype.c (string_type): Make static.
354 (scalar_nonchar, scalar_char): New.
355 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
356 (resolve_typedef): Use scalar_nonchar for error recovery.
357 (create_scalar_type): Remove name_len field. Return scalar_char
358 or scalar_nonchar as appropriate.
359 (adjust_field_type): Look at scalar_is_char boolean to decide whether
361 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
363 (main): Initialize scalar_char and scalar_nonchar before calling
365 * gengtype-lex.l: Adjust for removal of second argument to
366 create_scalar_type. Use yylval.s instead of yylval.t when
368 * gengtype-yacc.y: Type of SCALAR is string. Call
369 create_scalar_type from type:SCALAR rule. Adjust for removal of
370 second argument to create_scalar_type.
372 * vec.h: Remove all #if IN_GENGTYPE blocks.
373 Add comment saying that changes may require adjustments to gengtype.
374 * gengtype.c: Don't include coretypes.h or tm.h.
375 Add comment to inclusion of errors.h.
376 (note_def_vec, note_def_vec_alloc): New functions.
377 * gengtype.h: Declare new functions.
378 * gengtype-lex.l: Don't include coretypes.h.
379 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
381 (update_lineno): Remove unnecessary prototype.
382 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
383 (VEC rule): Just return VEC_TOKEN.
384 * gengtype-yacc.y (VEC_TOKEN): New token type.
385 (type): Add a production for VEC(a,b).
386 * Makefile.in: Update dependencies.
388 * gengtype-lex.l: Remove rules for parsing pointer-to-function
389 typedefs that use the old PARAMS macro.
391 * gengtype-lex.l: Remove all rules and states relating to yacc
393 * gengtype-yacc.y: Similarly.
394 * gengtype.c (note_yacc_type): Delete function.
395 * gengtype.h: Update prototypes.
397 2007-03-26 Joseph Myers <joseph@codesourcery.com>
399 * tree-pretty-print.c (dump_generic_node): Report precision of
400 unnamed integer types.
402 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
404 * ifcvt.c (noce_try_store_flag_constants): Don't check
406 (noce_try_store_flag_constants): Don't check no_new_pseudos.
407 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
408 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
409 noce_try_sign_mask): Likewise.
410 (if_convert): Check no_new_pseudos here.
412 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
414 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
415 (noce_get_condition): Handle new then_else_reversed argument.
416 (noce_init_if_info): Remove, fold into noce_find_if_block.
417 (noce_process_if_block): Take a struct noce_if_info as the
418 argument. Don't set up one based on ce_if_info. Update pointer
419 references accordingly.
420 (cond_move_process_if_block): Likewise.
421 (process_if_block): Removed.
422 (find_if_block): Removed. Move functionality two new functions,
423 noce_find_if_block and cond_exec_find_if_block.
424 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
425 blocks and the symmetric IF-ELSE-JOIN case.
426 (cond_exec_find_if_block): Also new function mostly based on old
427 find_if_block and process_if_block.
428 (find_if_header): Replace find_if_block call with separately
429 guarded calls to noce_find_if_block and cond_exec_find_if_block.
430 (find_cond_trap): Update noce_get_condition call.
431 (dead_or_predicable): Likewise.
433 2007-03-26 Jakub Jelinek <jakub@redhat.com>
435 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
437 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
438 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
439 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
440 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
441 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
442 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
443 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
444 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
445 __builtin_ia32_psrad128 builtins.
447 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
449 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
450 * config/i386/constraints.md
451 (define_constraint "I"): Use IN_RANGE macro.
452 (define_constraint "J"): Ditto.
453 (define_constraint "K"): Ditto.
454 (define_constraint "M"): Ditto.
455 (define_constraint "N"): Ditto.
456 (define_constraint "O"): Ditto.
457 * config/i386/predicates.md
458 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
459 (define_predicate "const_0_to_3_operand"): Ditto.
460 (define_predicate "const_0_to_7_operand"): Ditto.
461 (define_predicate "const_0_to_15_operand"): Ditto.
462 (define_predicate "const_0_to_63_operand"): Ditto.
463 (define_predicate "const_0_to_255_operand"): Ditto.
464 (define_predicate "const_1_to_31_operand"): Ditto.
465 (define_predicate "const_2_to_3_operand"): Ditto.
466 (define_predicate "const_4_to_7_operand"): Ditto.
468 2007-03-25 David Edelsohn <edelsohn@gnu.org>
470 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
471 in SImode for save_world.
472 * config/rs6000/altivec.md (save_world, restore_world): Convert to
475 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
477 PR tree-optimization/30784
478 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
481 2007-03-25 Revital Eres <eres@il.ibm.com>
483 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
484 Fold movement_possibility function into it.
486 2007-03-25 David Edelsohn <edelsohn@gnu.org>
488 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
489 (load_macho_picbase_{si,di}): Convert to LR hard reg.
490 (call_indirect_nonlocal_darwin64): Same.
491 (call_nonlocal_darwin64): Same.
492 (call_value_indirect_nonlocal_darwin64): Same.
493 (call_value_nonlocal_darwin64): Same.
494 (sibcall_nonlocal_darwin64): Same.
495 (sibcall_value_nonlocal_darwin64): Same.
496 (sibcall_symbolic_64): Same.
497 (sibcall_value_symbolic_64): Same.
498 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
500 (rs6000_emit_load_toc_table): Same.
501 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
502 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
508 (load_toc_v4_pic_si): Same
509 (load_toc_v4_PIC_1): Same.
510 (load_toc_v4_PIC_1b): Same.
511 (call_indirect_aix{32,64}): Same.
512 (call_value_indirect_aix{32,64}): Same.
515 (call_local{32,64}): Same.
516 (call_value_local{32,64}): Same.
517 (call_indirect_nonlocal_aix{32,64}): Same.
518 (call_nonlocal_aix{32,64}): Same.
519 (call_value_indirect_nonlocal_aix{32,64}): Same.
520 (call_value_nonlocal_aix{32,64}): Same.
521 (call_indirect_nonlocal_sysv<mode>): Same.
522 (call_nonlocal_sysv<mode>): Same.
523 (call_value_indirect_nonlocal_sysv<mode>): Same.
524 (call_value_nonlocal_sysv<mode>): Same.
526 (sibcall_local{32,64}): Same.
527 (sibcall_value_local{32,64}): Same.
528 (sibcall_nonlocal_aix{32,64}): Same.
529 (sibcall_value_nonlocal_aix{32,64}): Same.
530 (sibcall_nonlocal_sysv<mode>): Same.
531 (sibcall_value): Same.
532 (sibcall_value_nonlocal_sysv<mode>): Same.
534 2007-03-24 Paul Brook <paul@codesourcery.com>
536 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
537 * config/arm/linux-eabi.h: Remove legacy syscall hack.
539 2007-03-24 Richard Henderson <rth@redhat.com>
541 * config/ia64/constraints.md: New file.
542 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
543 satisfies_constraint_?.
544 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
545 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
546 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
547 ia64_output_mi_thunk): Likewise.
548 (ia64_const_ok_for_letter_p): Remove.
549 (ia64_const_double_ok_for_letter_p): Remove.
550 (ia64_extra_constraint): Remove.
551 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
552 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
553 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
554 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
555 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
556 EXTRA_MEMORY_CONSTRAINT): Remove.
557 * config/ia64/ia64.md: Include constriants.md. Replace
558 CONST_OK_FOR_? with satisfies_constraint_?.
560 2007-03-23 Michael Meissner <michael.meissner@amd.com>
561 H.J. Lu <hongjiu.lu@intel.com>
563 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
565 (name macros): Use DPD_BID_NAME to convert names properly.
567 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
568 decimal floating point format.
569 (init_floating_libfuncs): Change decimal functions so that they
570 have a "bid_" prefix if the decimal system uses the BID format,
571 and "dpd_" prefix if the decimal system uses the DPD format.
572 (init_interclass_conv_libfuncs): Ditto.
573 (init_intraclass_conv_libfuncs): Ditto.
575 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
576 using the BID format.
578 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
579 whether we are using the BID decimal format.
580 * configure: Regenerate.
582 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
583 the compiler has decimal floating point enabled. Define
584 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
587 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
588 using the BID format.
590 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
591 whether we are using the BID decimal format.
592 * configure: Regenerate.
594 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
595 the compiler has decimal floating point enabled. Define
596 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
599 * doc/install.texi (--enable-decimal-float): Document BID and DPD
600 options, and that it is enabled for i386/x86_64 systems.
602 * Makefile.in (enable_decimal_float): New.
604 (DECNUMINC): Add -I$(DECNUMFMT).
605 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
606 to $(DECNUMFMT) from $(DECNUM).
608 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
609 Substitute enable_decimal_float.
610 * configure: Regenerated.
613 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
616 * configure.ac: Enable decimal float for x86_64-*-linux*.
617 * configure: Regenerated.
620 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
621 decimal128ClearSign to flip and clear the sign bit in decimal128.
622 (decimal_real_maxval): Set decimal128SetSign to set the sign
625 2007-03-23 Ian Lance Taylor <iant@google.com>
627 * fold-const.c (fold_binary): Correct warning for X - c >= X.
629 2007-03-23 Ian Lance Taylor <iant@google.com>
631 * tree-dump.c (dump_files): Correct comment.
633 2007-03-23 Ian Lance Taylor <iant@google.com>
635 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
637 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
639 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
640 in cfglayout mode. Don't go into and out of cfglayout mode.
641 Link the blocks in the order of the constructed traces.
642 (rest_of_handle_tracer): Adjust call to tracer.
643 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
644 Don't go into cfglayout mode.
645 (rtl_loop_done): Don't go out of cfglayout mode.
646 * cfglayout.c (relink_block_chain): New function, split out from...
647 (fixup_reorder_chain): ...here. Remove redundant checking.
648 (cfg_layout_finalize): Don't clear the header, footer, and aux
649 fields here, move the code to do so to relink_block_chain. Likewise
650 for free_original_copy_tables.
651 * rtl.h (tracer): Update prototype.
652 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
653 Assert we are in cfglayout mode. Don't go into and out of cfglayout
654 mode. Use relink_block_chain to serialize the CFG according to the
655 new basic block order. Move targetm.cannot_modify_jumps_p check from
657 (gate_handle_reorder_blocks): ...to here.
658 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
660 (gate_duplicate_computed_gotos): ...to here.
661 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
662 something always changes when going into and out of cfglayout mode.
663 Perform an expensive cfg cleanup while going into cfglayout mode.
664 Always update liveness information on HAVE_conditional_execution
665 targets. Reserialize the basic blocks and go out of cfglayout mode.
666 * reg-stack.c: Include cfglayout.h.
667 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
668 the call to reorder_basic_blocks.
669 * basic-block.h (reorder_basic_blocks): Update prototype.
670 (relink_block_chain): New prototype.
671 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
673 2007-03-23 Joseph Myers <joseph@codesourcery.com>
675 * config/mips/mips.md (type, hazard, *movdi_32bit,
676 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
677 *movhi_internal, *movqi_internal, *movsf_hardfloat,
678 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
679 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
680 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
682 (movcc): Change first xfer to multi.
683 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
684 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
685 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
686 config/mips/generic.md: Change reservations using "xfer" to use
688 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
690 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
691 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
693 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
695 2007-03-22 Richard Henderson <rth@redhat.com>
697 * config/i386/i386.c: Remove unnecessary function declarations.
698 Move targetm definition, and all related macros, to the end of
699 the file. Resort some functions to put definitions before uses.
700 (ix86_attribute_table): Make static. Move to end of file.
701 (ix86_gimplify_va_arg): Make static.
703 2007-03-22 Richard Henderson <rth@redhat.com>
705 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
706 don't increase local_regparm with force_align_arg_pointer check.
707 (ix86_function_sseregparm): Assert 32-bit.
708 (type_has_variadic_args_p): New.
709 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
710 type_has_variadic_args_p.
711 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
712 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
713 use memset instead. Do maybe_vaarg check first; skip attribute
714 tests if true; skip attribute tests for 64-bit.
715 (construct_container): Remove TARGET_DEBUG_ARG.
716 (function_arg_advance_32, function_arg_advance_64): Split out ...
717 (function_arg_advance): ... from here.
718 (function_arg_32, function_arg_64): Split out ...
719 (function_arg): ... from here.
720 (ix86_pass_by_reference): Tidy.
721 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
722 (function_value_32): New, from parts of ix86_function_value
723 and ix86_value_regno.
724 (function_value_64): New, from parts of ix86_function_value
725 and ix86_libcall_value.
726 (ix86_function_value_1): New.
727 (ix86_function_value, ix86_libcall_value): Use it.
728 (return_in_memory_32, return_in_memory_64): Split out ...
729 (ix86_return_in_memory): ... from here.
730 (ix86_struct_value_rtx): Skip for 64-bit.
731 (ix86_libcall_value, ix86_value_regno): Remove.
732 (setup_incoming_varargs_64): Split out ...
733 (ix86_setup_incoming_varargs): ... from here.
734 (ix86_va_start): Remove TARGET_DEBUG_ARG.
735 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
736 * config/i386/i386-protos.h (ix86_function_value): Remove.
737 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
739 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
742 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
743 infinities not supported, otherwise emit warning if -Woverflow. On
744 underflow, emit warning if -Woverflow.
745 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
747 * real.h (real_from_string): Update declaration
749 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
750 Richard Henderson <rth@redhat.com>
752 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
753 * calls.c (compute_argument_block_size, expand_call,
754 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
755 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
756 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
757 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
758 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
759 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
760 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
761 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
764 2007-03-22 Joseph Myers <joseph@codesourcery.com>
766 * c-incpath.c (add_sysroot_to_chain): New.
767 (merge_include_chains): Add sysroot argument. Call
768 add_sysroot_to_chain if sysrooted.
769 (register_include_chains): Update call to merge_include_chains.
770 * doc/cppopts.texi: Document use of '=' in include directory
773 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
776 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
777 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
778 insn pattern using X87MODEF12 mode macro.
780 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
782 * regmove.c (regmove_optimize): Use reg_mentioned_p
783 instead of reg_overlap_mentioned_p for DST.
785 2007-03-21 Mike Stump <mrs@apple.com>
787 * c.opt: Fixup for Objective-C/C++.
789 2007-03-21 Steve Ellcey <sje@cup.hp.com>
791 * explow.c (convert_memory_address): Fold memory reference when
792 POINTERS_EXTEND_UNSIGNED < 0
794 2007-03-21 Richard Henderson <rth@redhat.com>
797 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
798 * config/i386/mmintrin.h (__m64): Likewise.
799 * config/i386/xmmintrin.h (__m128): Likewise.
801 2007-03-21 Richard Sandiford <richard@codesourcery.com>
803 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
804 (VXWORKS_OS_CPP_BUILTINS): Define.
805 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
806 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
808 2007-03-21 Richard Sandiford <richard@codesourcery.com>
810 * rtl.h (constant_pool_reference_p): Delete.
811 (find_constant_src): Declare.
812 * rtlanal.c (find_constant_src): New function.
813 * simplify-rtx.c (constant_pool_reference_p): Delete.
814 * config/i386/i386.md: Use find_constant_src instead of
815 constant_pool_reference_p/avoid_constant_pool_reference pairs.
817 2007-03-21 Richard Sandiford <richard@codesourcery.com>
819 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
820 * c-cppbuiltin.c (c_cpp_builtins): Define them.
822 2007-03-20 Mark Mitchell <mark@codesourcery.com>
824 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
825 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
826 (arm_elf_asm_constructor): Use it.
827 (arm_elf_asm_destructor): New function.
829 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
831 * jump.c (mark_jump_label): Treat SEQUENCE specially.
833 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
835 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
837 2007-03-19 Andrew Haley <aph@redhat.com>
839 PR tree-optimization/31264
840 * tree-vrp.c (register_edge_assert_for_1): Don't look though
843 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
845 PR rtl-optimization/30907
846 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
847 (fwprop_init): Always call loop_optimizer_initialize.
848 (fwprop_done): Always call loop_optimizer_finalize.
849 (fwprop): We always have loop info now.
850 (gate_fwprop_addr): Remove.
851 (pass_fwprop_addr): Use gate_fwprop as gate.
853 PR rtl-optimization/30841
854 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
855 df_chain_alloc): Call df_reorganize_refs unconditionally.
856 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
857 refs_organized to refs_organized_size.
858 (df_ref_create_structure): Use refs_organized_size instead of
859 bitmap_size if refs had been organized, and keep refs_organized_size
861 * df.h (struct df_ref_info): Change refs_organized to
863 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
866 2007-03-19 Mark Mitchell <mark@codesourcery.com>
868 * except.c (output_function_exception_table): Do not reference the
869 EH personality routine for functions that do not require an
872 2007-03-20 Jakub Jelinek <jakub@redhat.com>
875 * c-typeck.c (convert_for_assignment): Call comptypes for
876 RECORD_TYPE or UNION_TYPE.
879 * reload1.c (reload): Do invalid ASM checking after
880 cleanup_subreg_operands.
882 2007-03-19 Jeff Law <law@redhat.com>
884 * tree-cfg.c (find_taken_edge): Tighten conditions for
885 optimizing computed gotos.
887 2007-03-19 Michael Matz <matz@suse.de>
889 * builtins.c (expand_builtin_sync_operation,
890 expand_builtin_compare_and_swap,
891 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
894 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
895 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
898 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
900 * doc/tm.texi: Add brackets around the return type of
901 TARGET_SECONDARY_RELOAD.
903 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
904 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/31254
907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
908 Use handled_component_p () where appropriate. Continue
909 propagating into the rhs if we propagated into an INDIRECT_REF
912 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
914 * config/s390/s390.md (op_type attribute): RRR instruction type added.
915 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
916 (xde, xdee): Mode attributes adjusted to support DFP modes.
917 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
918 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
919 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
920 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
921 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
922 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
923 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
925 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
926 "movsf"): Insn definitions removed.
927 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
928 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
929 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
931 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
932 "reload_in<mode>", "reload_out<mode>"): Expander added.
933 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
936 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
938 * config/s390/s390.md: Only non-functional changes. Renamed
939 FPR mode macro to BFP all over the file.
941 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
943 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
944 (op_type attribute): RRF instruction type added.
945 (fT0): New mode attribute.
946 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
947 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
948 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
949 no secondary memory is needed when moving DFmode values between GPRs
952 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
954 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
955 inverted and documentation adjusted.
956 ("mhard-dfp", "msoft-dfp"): New options.
957 * config/s390/s390.c (s390_handle_arch_option): New architecture
959 (override_options): Sanity checks for the new options added.
960 * config.gcc: New architecture switch: z9-ec.
961 * config/s390/s390.h (processor_flags): PF_DFP added.
962 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
963 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
964 when the bit is NOT set so remove it from the defaults.
966 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
968 * genemit.c (main): Print include statement for dfp.h.
969 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
972 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
974 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
976 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
979 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
982 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
984 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
985 attr_length_call, output_call, output_indirect_call): Cleanup
986 formatting of targetm calls.
988 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
990 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
992 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
994 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
995 reservation, bypass and anti-bypass descriptions for these instructions.
996 Update move patterns.
997 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1000 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1002 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1003 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1004 (get_initial_def_for_reduction): Likewise.
1006 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1008 Fix PR tree-optimization/29922
1009 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1010 (get_representative): Removed.
1011 (value_dies_in_block_x): Update for rvuse removal.
1012 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1013 (compute_antic_aux): Handle when PHI nodes appear in
1014 non-single-successors.
1015 (dump_bitmap_of_names): Removed.
1016 (compute_antic_safe): Renamed and removed rvuse calculation.
1017 Calculate only antic safe.
1018 (insert_into_preds_of_block): Remove assert.
1019 (execute_pre): Update for renamed functions.
1020 (defer_or_phi_translate_block): New function.
1022 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1024 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1025 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1027 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1028 Follow spelling conventions.
1030 * tree-data-ref.h: Remove the prototype for analyze_array.
1032 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1034 PR tree-optimization/31041
1035 * tree-vect-transform.c (get_initial_def_for_induction): Call
1036 force_gimple_operand.
1038 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1040 * ipa-type-escape.c (look_for_casts) : Revert code to use
1041 handled_component_p due to ada test a-numaux.adb.
1043 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1045 * final.c (final_scan_insn): Alter the condition of a
1046 conditional trap if we have nonstandard CC.
1048 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1050 * configure.ac: Remove excess quoting from asm line 0 test.
1051 * configure: Rebuilt.
1053 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1055 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1056 * c-common.c (convert_and_check): Move warning logic to...
1057 (warnings_for_convert_and_check): ...here. Define.
1058 * c-common.h (warnings_for_convert_and_check): Declare.
1060 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1062 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1063 (output_call): Likewise.
1065 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1067 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1069 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1071 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1073 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1076 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1078 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1080 PR tree-optimization/31183
1081 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1082 Use double_int instead of unsigned int for representing access_strides.
1083 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1085 2007-03-16 Richard Guenther <rguenther@suse.de>
1087 PR tree-optimization/31146
1088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1089 to allow recursion of forward_propagate_addr_expr.
1090 (forward_propagate_addr_into_variable_array_index): Likewise.
1091 (forward_propagate_addr_expr): Likewise.
1092 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1093 (forward_propagate_addr_expr_1): Recurse on simple copies
1094 instead of propagating into them. Do so for useless conversions
1096 (forward_propagate_addr_expr): Clean up unused statements after
1099 2007-03-16 Richard Guenther <rguenther@suse.de>
1101 * builtins.c (expand_builtin_cexpi): Use the right argument
1102 for the expansion via cexp.
1104 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1106 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1107 * configure: Rebuilt.
1109 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1112 * dwarf2out.c (force_type_die): Adjust comment.
1113 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1115 2007-03-15 DJ Delorie <dj@redhat.com>
1117 * config/frv/predicates.md (minmax_operator): Don't check operands
1120 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1122 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1123 Update constant estimates of number of iterations.
1124 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1125 argument renamed to "realistic".
1126 (compute_estimated_nb_iterations): Removed.
1127 (record_niter_bound): New function.
1128 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1129 call record_nonwrapping_iv with upper = false.
1130 (infer_loop_bounds_from_signedness): Pass upper argument to
1131 record_nonwrapping_iv.
1132 (estimate_numbers_of_iterations_loop): Do not call
1133 compute_estimated_nb_iterations. Record estimate based on profile
1134 information. Initialize the constant estimates of number of
1136 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1138 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1139 number of iterations is too small.
1140 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1141 (EST_NOT_AVAILABLE): Removed.
1142 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1143 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1146 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1148 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1149 Handle NE_EXPR guards.
1151 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1154 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1155 Set also -pedantic-errors by default for the preprocessor unless
1156 -fpermissive is given.
1158 2007-03-15 Richard Guenther <rguenther@suse.de>
1162 * builtins.c (expand_builtin_cexpi): As a fallback if we
1163 don't have builtins for sincos or cexp create a function
1164 declaration for cexp and expand to a call to that.
1165 (expand_builtin_int_roundingfn): Always fall
1166 back to floor/ceil and its variants even if they may be
1169 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1172 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1173 jump tables, move the call to delete_dead_jumptables from here...
1174 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1175 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1176 don't allow merging of blocks that try_redirect_by_replacing_jump
1177 also does not handle when not optimizing.
1179 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1180 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1182 * config/i386/i386.md (x86_sahf_1): Correctly handle
1185 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1189 x86_64_general_operand as operand[2] predicate. Remove "iF"
1190 from operand constraints and use "e" constraint instead.
1191 (*subti3_1, *subti3_1 splitter): Ditto.
1192 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1193 operand[1] predicate.
1195 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1197 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1198 arrays, multiply the access strides by the size of the sub-array.
1199 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1201 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1203 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1204 the configured assembler supports the sahf mnemonic.
1205 * configure: Regenerate.
1206 * config.in: Regenerate.
1208 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1209 emit "sahf" or ".byte\t0x9e" as asm template.
1211 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1214 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1215 option to replace hard coded TARGET_xxx in md file.
1216 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1217 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1218 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1219 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1220 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1221 (X86_TUNE_NOT_VECTORMODE): Ditto.
1222 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1223 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1224 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1225 (TUNE_SLOW_IMUL_IMM8): Ditto.
1226 (TUNE_MOVE_M1_VIA_OR): Ditto.
1227 (TUNE_NOT_UNPAIRABLE): Ditto.
1228 (TUNE_NOT_VECTORMODE): Ditto.
1230 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1233 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1234 tuning options instead of hard coded TARGET_xxx.
1235 (fix ssemode peephole2's): Ditto.
1236 (imul peephole2's): Ditto.
1238 (movdi_or_rex64): Ditto.
1239 (move peephole2): Ditto.
1240 (not peephole2's): Ditto.
1242 2007-03-14 Dirk Mueller <dmueller@suse.de>
1244 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1245 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1246 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1248 * c-parser.c (c_parser_do_statement): Warn about empty body in
1250 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1251 * doc/invoke.texi (-Wempty-body): Update documentation.
1253 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1256 * c-common.h (warn_for_div_by_zero): Declare.
1257 * c-common.c (warn_for_div_by_zero): Define.
1258 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1261 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1263 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1264 to PREFIX and STANDARD_PREFIX.
1266 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1267 Phil Edwards <phil@codesourcery.com>
1269 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1270 (__gthread_once_t): Remove busy field for RTPs.
1271 (__GTHREAD_ONCE_INIT): Update accordingly.
1273 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1275 * doc/invoke.texi: Document VxWorks options.
1277 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1279 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1281 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1283 PR tree-optimization/30590
1284 * tree-nrv.c (tree_nrv): Check for the partial update of the
1287 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1289 * flags.h (flag_random_seed): Remove declaration, in favor of...
1290 * toplev.h (get_random_seed, set_random_seed): ... these.
1291 * tree.c (get_file_function_name): Use the former.
1292 * opts.c (common_handle_option): Use the latter.
1295 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1298 * cse.c (cse_find_path): Do not bail out if a basic block that
1299 we already visited now becomes part of a path that starts at a
1300 different basic block. Just disallow this, to make sure we
1301 visit each basic block at most once.
1303 2007-03-13 Jan Hubicka <jh@suse.cz>
1305 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1306 when profile esitmate is present, calls with very low frequency are
1309 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1311 PR tree-optimization/30730
1312 PR tree-optimization/26900
1313 * tree-ssa-loop-niter.c: Include gmp.h.
1315 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1316 split_to_var_and_offset, determine_value_range,
1317 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1318 bound_difference, bounds_add, bounds_negate,
1319 number_of_iterations_ne_max, dump_affine_iv): New functions.
1320 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1321 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1322 difference of initial and final value of control iv to validate
1324 (number_of_iterations_cond): Add loop parameter. Determine bounds
1325 on the difference of the extremes of the control iv. Add dumps.
1326 (expand_simple_operations): Handle phi nodes.
1327 (simplify_using_initial_conditions): Do not record used conditions.
1328 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1329 Do not set additional_info.
1330 (implies_nonnegative_p, implies_ge_p): Removed.
1331 (derive_constant_upper_bound): Do not use parameter `additional'.
1332 (record_estimate): Parameter `additional' removed. Parameter
1333 `i_bound' added. Do not call derive_constant_upper_bound.
1334 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1335 bound the number of iterations estimate.
1336 (estimate_numbers_of_iterations_loop): Pass the estimate from
1337 the number of iterations analysis to record_estimate.
1338 * tree.h (multiple_of_p): Declare.
1339 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1340 (scev_const_prop): Do not check expression_expensive_p.
1341 * fold-const.c (multiple_of_p): Exported.
1342 * double-int.c (double_int_mask): Exported.
1343 * double-int.h (double_int_mask): Declare.
1344 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1345 field. Added max field.
1347 2007-03-13 David Taylor <taylor@candd.org>
1350 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1353 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1357 two unamed patterns.
1359 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/i386.opt (mcx16, msahf): New options.
1362 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1363 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1365 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1366 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1367 Output -mcx16 and -msahf options when corresponding bit is set.
1369 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1372 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1374 * configure.ac: Test for assembler tolerance to # 0 "".
1375 * configure, config.in: Rebuilt.
1376 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1378 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1380 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1382 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1383 (handle_syscall): Handle direct system calls.
1384 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1386 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1388 * doc/invoke.texi: Fix cpp.info cross-reference.
1389 * doc/passes.texi: Fix gcc.info cross-reference.
1391 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1393 PR tree-optimization/30835
1394 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1395 bb_for_stmt is not NULL before accessing it.
1397 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1399 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1402 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1405 * doc/install.texi: Document --enable-stage1-languages
1407 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1409 * tree-pass.h (pass_into_cfg_layout_mode,
1410 pass_outof_cfg_layout_mode): Declare.
1411 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1412 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1413 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1414 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1416 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1418 * c-decl.c (warn_variable_length_array): New function.
1419 Refactored from grokdeclarator to handle warn_vla
1420 and handle unnamed array case.
1421 (grokdeclarator): Refactored VLA warning case.
1422 * c.opt (Wvla): New flag.
1423 * doc/invoke.texi (Wvla): New warning.
1425 2007-03-12 Richard Henderson <rth@redhat.com>
1427 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1428 (TARGET_SECTION_TYPE_FLAGS): New.
1430 2007-03-12 Richard Henderson <rth@redhat.com>
1432 * config/darwin.c (machopic_reloc_rw_mask): New.
1433 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1434 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1436 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1438 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1439 * cppdefault.h (cpp_PREFIX): Document.
1440 (cpp_PREFIX_len): Likewise.
1441 (cpp_EXEC_PREFIX): New variable.
1442 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1443 * c-incpath.c (add_standard_paths): Correct logic for relocating
1444 paths within prefix.
1446 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1449 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1451 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1452 fix_truncdfdi_sse using SSEMODEF mode macro.
1453 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1454 fix_truncdfsi_sse using SSEMODEF mode macro.
1455 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1456 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1458 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1460 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1463 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1465 * tree.h : Add multiple_of_p declaration.
1466 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1467 * ipa-type-escape.c (results_of_malloc): Redundant.
1468 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1469 (cast_type): Extended with new members.
1470 (check_cast): Returns cast_type.
1471 (cast): New structure for data of walk_use_def_chains.
1472 (is_malloc_result, is_cast_from_non_pointer_1,
1473 is_cast_from_non_pointer,
1474 is_array_access_through_pointer_and_index): New functions.
1475 (look_for_casts): Returns cast types.
1476 (check_call): Returns void.
1477 (okay_pointer_operation): Use support of pointer plus index,
1478 pointer plus constant and allow all multiplications.
1480 2007-03-11 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/31115
1483 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1484 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1485 A shift count of zero is not special as with *_DIV_EXPR.
1486 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1489 2007-03-11 Ian Lance Taylor <iant@google.com>
1491 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1492 the *_DIV_EXPR codes correctly with overflow infinities.
1494 2007-03-11 Ira Rosen <irar@il.ibm.com>
1496 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1497 indicate success/failure of the analysis. Add negation to subtrahend
1498 in case of subtraction. Fail if both operands contain constants.
1499 (create_data_ref): Fail if analyze_offset fails.
1501 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (frndintxf2): Rename to ...
1504 (rintxf2): ... this. Remove expander having same name.
1505 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1506 (roundsf2, rounddf2): Ditto.
1507 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1508 (lround<mode>di2, lround<mode>si2): Ditto.
1510 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1512 * lower-subreg.c: Include except.h.
1513 (decompose_multiword_subregs): Verify that the only control flow
1514 insns we can split are loads to multi-words pseudos.
1515 Handle breaking such blocks after splitting, instead of calling
1516 find_many_sub_basic_blocks.
1518 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1519 on the new basic block. Add a lengthy comment explaining why we
1520 thought this was necessary.
1521 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1523 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1526 * tree.c (walk_type_fields): Recurse into the element type of
1527 ARRAY_TYPEs if there is a pointer set.
1529 2007-03-10 Dirk Mueller <dmueller@suse.de>
1531 * c-common.c (warn_logical_operator): Fix condition.
1533 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1535 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1537 * config/darwin.c (machopic_select_section): Remove superfluous
1538 argument in call to categorize_decl_for_section. Remove unused
1541 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1543 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1545 * configure: Regenerate.
1547 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1551 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1552 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1553 Add LABEL_NUSES to emitted label.
1554 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1555 branch probability value to emitted jump insn.
1556 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1557 Do not check life information and do not re-arrange input operands
1558 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1560 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1562 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1563 the change of decode_asm_operands.
1565 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1567 * mode-switching.c (create_pre_exit): Skip blockage insn.
1569 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1571 * tree-pass.h (TODO_update_smt_usage): Remove.
1573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1577 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1579 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1580 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1581 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1584 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1586 * gcc.c: Document %{, in big comment at top.
1587 (input_suffix_matches): Remove special handling for .s and
1589 (input_spec_matches): New.
1590 (handle_braces): Handle %{,.
1591 (validate_switches): ',' indicates a value which is not a switch.
1592 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1593 to detect assembler input.
1594 * config/i386/sol2.h (CPP_SPEC): Likewise.
1595 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1596 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1597 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1598 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1599 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1600 -m64 causes deployment target to default to 10.5.
1601 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1603 2007-03-09 Richard Henderson <rth@redhat.com>
1606 * target.h (targetm.asm.out.reloc_rw_mask): New.
1607 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1608 (TARGET_ASM_OUT): Use it.
1609 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1610 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1611 use the new reloc_rw_mask target hook instead.
1612 (default_section_type_flags_1): Merge into...
1613 (default_section_type_flags): ... here.
1614 (decl_readonly_section_1): Merge into...
1615 (decl_readonly_section): ... here.
1616 (default_elf_select_section_1): Merge into...
1617 (default_elf_select_section): ... here.
1618 (default_unique_section_1): Merge into...
1619 (default_unique_section): ... here.
1620 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1621 (default_select_rtx_section): Use it.
1622 (default_elf_select_rtx_section): Likewise.
1623 * output.h: Update to match.
1624 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1625 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1626 (TARGET_ASM_RELOC_RW_MASK): New.
1627 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1628 to categorize_decl_for_section.
1629 (x86_64_elf_unique_section): Likewise.
1630 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1631 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1632 (TARGET_ASM_RELOC_RW_MASK): New.
1633 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1634 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1635 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1636 (TARGET_RWRELOC): Remove.
1637 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1638 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1639 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1640 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1641 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1642 (rs6000_xcoff_select_section): Use decl_readonly_section.
1643 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1644 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1645 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1646 (TARGET_SECTION_TYPE_FLAGS): Remove.
1647 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1649 2007-03-09 Roger Sayle <roger@eyesopen.com>
1651 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1652 complex constant equality/inequality comparisons for here.
1653 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1654 known at compile-time or can be simplified to a scalar comparison.
1655 (fold_relational_const): Move compile-time evaluation of complex
1656 constant equality/inequality comparisons to here.
1658 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1660 PR rtl-optimization/30643
1661 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1663 (fold_rtx): Recurse, like before 2006-11-03.
1665 2007-03-09 DJ Delorie <dj@redhat.com>
1667 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1670 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1672 PR tree-optimization/30375
1673 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1674 LHS of statements is not the same.
1675 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1677 2007-03-09 Chao-ying Fu <fu@mips.com>
1679 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1681 * doc/invoke.texi (-mdspr2): Document new option.
1682 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1683 New unspec for DSP REV 2.
1684 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1685 these instructions are extended in DSP REV 2.
1686 (mips-dspr2.md): Include.
1687 * config/mips/mips.opt (mdspr2): New option.
1688 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1689 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1690 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1691 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1692 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1693 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1694 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1696 (bdesc_map): Add one field of unsupported_target_flags.
1697 (bdesc_arrays): Update entries to have extra fields. Add
1699 (mips_init_builtins): Initialize new function types.
1700 Check unsupported_target_fileds to filter out builtins.
1701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1703 (ASM_SPEC): Pass mdspr2 to the assembler.
1704 * config/mips/mips-dspr2.md: New file.
1706 2007-03-09 Sa Liu <saliu@de.ibm.com>
1708 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1710 2007-03-09 Ian Lance Taylor <iant@google.com>
1712 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1713 argument) like -Wstrict-overflow=2.
1714 * doc/invoke.texi (Warning Options): Update documentation.
1716 2007-03-09 Dirk Mueller <dmueller@suse.de>
1719 * doc/invoke.texi (-Wlogical-op): Document.
1720 * common.opt (-Wlogical-op): New.
1721 * c-common.h (warn_logical_operator): Declare.
1722 * c-common.c (warn_logical_operator): Define.
1723 * c-typeck.c (parser_build_binary_op): Call
1724 warn_logical_operator.
1726 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1728 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1729 * final.c (final_scan_insn): Test for non-"" file name.
1731 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1733 * doc/loop.texi: Document the Omega linear constraints solver.
1734 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1735 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1736 omega-hash-table-size, omega-max-keys, and
1737 omega-eliminate-redundant-constraints.
1738 * tree-pass.h (pass_check_data_deps): Declared.
1741 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1742 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1743 pass_check_data_deps): New.
1744 * tree-data-ref.c (init_data_ref): Remove declaration.
1745 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1746 (analyze_array): Renamed init_array_ref, move up initializations.
1747 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1748 Removed arguments that are set to NULL.
1749 (analyze_indirect_ref): Correct indentation, correct call to
1751 (object_analysis): Call init_array_ref instead of analyze_array.
1752 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1753 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1754 of DR_ACCESS_FNS_ADDR.
1755 (init_omega_eq_with_af, omega_extract_distance_vectors,
1756 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1757 ddr_consistent_p): New.
1758 (compute_affine_dependence): Check consistency of ddrs when
1759 flag_check_data_deps is passed.
1760 (analyze_all_data_dependences): Uncomment.
1761 (tree_check_data_deps): New.
1762 * tree-data-ref.h: Include omega.h.
1763 (DR_ACCESS_FNS_ADDR): Removed.
1764 (data_dependence_relation): Add inner_loop.
1765 (DDR_INNER_LOOP): New.
1766 * common.opt (fcheck-data-deps): New.
1767 * tree-flow.h (tree_check_data_deps): Declare.
1768 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1769 (OBJS-common): Depend on omega.o.
1771 * passes.c (pass_check_data_deps): Scheduled.
1772 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1773 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1774 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1775 PARAM_VECT_MAX_VERSION_CHECKS,
1776 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1778 2007-03-09 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/30904
1782 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1783 the same way as *_DIV_EXPR.
1785 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1787 * recog.c (decode_asm_operands): No mixed declarations and code.
1789 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1791 * rtl.def (ASM_INPUT): Add location.
1792 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1793 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1794 (decode_asm_operands): Add loc operand.
1795 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1796 * stmt.c (expand_asm): Rename to...
1797 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1798 gen_rtx_ASM_INPUT_loc.
1799 (expand_asm_expr): Adjust.
1800 * recog.c (decode_asm_operands): Add loc operand.
1801 (check_asm_operands, extract_insn): Adjust.
1802 * reload1.c (maybe_fix_stack_asms): Likewise.
1803 * final.c (asm_insn_count): Likewise.
1804 (final_scan_insn): Output # line before and after asm.
1806 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1808 * tree-ssa-structalias.c (variable_info): Remove
1810 (new_var_info): Ditto.
1811 (shared_bitmap_info_t): New structure.
1812 (shared_bitmap_table): New variable.
1813 (shared_bitmap_hash): New function.
1814 (shared_bitmap_eq): Ditto
1815 (shared_bitmap_lookup): Ditto.
1816 (shared_bitmap_add): Ditto.
1817 (merge_smts_into): Change to take bitmap directly.
1818 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1819 (init_alias_vars): Init shared bitmap hashtable.
1820 (delete_points_to_sets): Delete shared bitmap hashtable.
1821 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1822 is_aliased removal as a change that was still necessary was
1825 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.h (override_options): Conditionally disable
1828 x86_sahf for 64bit targets only.
1830 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1833 * c-decl.c (merge_decls): Don't call make_var_volatile.
1834 * varasm.c (make_var_volatile): Remove.
1835 * output.h (make_var_volatile): Remove.
1837 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1839 PR tree-optimization/31085
1840 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1842 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1844 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1845 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1846 ATTR_CONST_NOTHROW_LIST.
1848 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1851 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1853 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1855 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1858 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1860 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1861 passed, use shared libgcc.
1863 2007-03-08 Roger Sayle <roger@eyesopen.com>
1865 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1866 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1867 (honor_protect_cleanup_actions, lower_try_finally_switch):
1869 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1870 ifc_temp_var): Likewise.
1871 * tree-inline.c (setup_one_parameter): Likewise.
1872 * tree-mudflap.c (mf_decl_cache_locals,
1873 mf_build_check_statement_for): Likewise.
1874 * tree-nested.c (init_tmp_var, save_tmp_var,
1875 finalize_nesting_tree_1): Likewise.
1876 * tree-outof-ssa.c (insert_copy_on_edge,
1877 insert_backedge_copies): Likewise.
1878 * tree-profile.c (tree_gen_edge_profiler,
1879 tree_gen_ic_profiler): Likewise.
1880 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1881 * tree-sra.c (sra_build_assignment): Likewise.
1882 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1883 * tree-ssa-math-opts.c (insert_reciprocals,
1884 execute_cse_sincos_1): Likewise.
1885 * tree-tailcall.c (adjust_accumulator_values,
1886 adjust_return_value): Likewise.
1887 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1888 * tree-vect-transform.c (vect_create_data_ref_ptr,
1889 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1890 vect_create_epilog_for_reduction, vectorizable_reduction,
1891 vectorizable_call, vectorizable_conversion,
1892 vectorizable_assignment, vectorizable_operation,
1893 vectorizable_type_demotion, vect_gen_widened_results_half,
1894 vect_permute_store_chain, vectorizable_store,
1895 vect_setup_realignment, vect_permute_load_chain,
1896 vectorizable_load, vectorizable_condition,
1897 vect_create_cond_for_align_checks): Likewise.
1898 * tree-vrp.c (build_assert_expr_for): Likewise.
1900 2007-03-08 Ian Lance Taylor <iant@google.com>
1902 * tree-vrp.c: Include "intl.h".
1903 (usable_range_p): New static function.
1904 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1905 overflowed values, juts set *strict_overflow_p.
1906 (compare_values): Only return -2 if one of the operands is not a
1908 (compare_ranges): Call usable_range_p.
1909 (compare_range_with_value): Likewise.
1910 (vrp_evaluate_conditional_warnv): Rename from
1911 vrp_evaluate_conditional. Make static. Change all callers.
1912 (vrp_evaluate_conditional): New function.
1913 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1915 (simplify_abs_using_ranges): Likewise.
1916 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1917 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1918 within_stmt parameter.
1919 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1920 vrp_evaluate_conditional.
1921 * tree-ssa-threadedge.c
1922 (record_temporary_equivalences_from_stmts_at_dest): Change
1923 simplify parameter to take a second tree parameter.
1924 (simplify_control_stmt_condition): Likewise.
1925 (thread_across_edge): Likewise.
1926 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1927 (thread_across_edge): Likewise.
1928 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1930 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/i386.h (TARGET_SAHF): New define.
1933 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1934 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1935 (x86_sahf): New global variable.
1936 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1937 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1938 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1939 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1941 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1942 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1943 when expanding fcomi/sahf based tests.
1944 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1945 expanding sahf based alternative. Emit sahf based sequence when
1946 optimizing for code size.
1947 * config/i386/i386.md (x86_sahf_1): Do not disable for
1948 TARGET_64BIT, enable for TARGET_SAHF.
1950 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1952 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1953 spurious whitespace from error message.
1955 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1958 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1960 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1962 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1964 * tree-sra.c (instantiate_element): Propagate disabled warnings
1965 from the element itself to the created variable.
1967 2007-03-07 Richard Henderson <rth@redhat.com>
1970 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1971 silently fix up the stack in the case of a missing register.
1973 2007-03-07 Paul Brook <paul@codesourcery.com>
1975 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1977 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1979 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1981 (phase1_vrs): Use them.
1982 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1983 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1984 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1985 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1986 __gnu_Unwind_Restore_WMMXC if required.
1987 (_Unwind_VRS_Pop): Implement iWMMXt support.
1988 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1989 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1990 gnu_Unwind_Save_WMMXC): Define.
1992 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1994 * config/vxworks.h (vxworks_override_options): Declare.
1995 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1996 * config/vxworks.c: Include target.h and toplev.h.
1997 (vxworks_override_options): New function.
1998 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2000 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2002 * config/s390/s390.c (override_options): Don't emit an error when
2003 -mstack-size is used without providing -mstack-guard.
2004 (s390_emit_prologue): Choose stack_guard value automatically if not
2005 provided via command line.
2006 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2008 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2010 * config/i386/i386.c (output_set_got): Add a GOT initialization
2011 sequence for VxWorks PIC.
2012 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2013 around labels as well as symbols. Use gotoff_operand instead
2014 of local_symbolic_operand.
2015 (legitimize_pic_address): Use gotoff_operand instead of
2016 local_symbolic_operand. Use @GOT accesses for labels as
2018 (ix86_output_addr_diff_elt): Use PC-relative rather than
2019 GP-relative offsets for VxWorks PIC.
2020 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2021 no_new_pseudos. Check whether the returned register is op0.
2022 * config/i386/i386.md (tablejump): Use PC-relative rather than
2023 GP-relative offsets for VxWorks PIC.
2024 * config/i386/predicates.md (gotoff_operand): New predicate.
2026 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2028 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2030 * config/vxworks-dummy.h: New file.
2031 * config/i386/i386.h: Include it.
2033 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2035 * dwarf2out.c (is_inlined_entry_point): New
2036 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2037 DW_AT_ranges if the first subblock is the entry point.
2039 2007-03-06 David Daney <ddaney@avtrex.com>
2041 * doc/install.texi (mips-*-*): Change recommended binutils
2044 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2046 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2047 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2049 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2050 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2052 2007-03-06 Jan Hubicka <jh@suse.cz>
2054 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2055 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2057 (probably_cold_bb_p): Cold functions are cold.
2058 (probably_never_executed_bb_p): Cold functions are cold.
2059 (tree_bb_level_predictions): Predict calls to cold functions as not
2061 (compute_function_frequency): Check hot/cold attributes.
2062 * function.h (function_frequency): Update comments.
2063 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2064 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2065 (c_common_att): Add cold and hot.
2067 * doc/extend.texi (hot,cold attributes): Document.
2069 2007-03-06 Andrew Haley <aph@redhat.com>
2071 * function.c (expand_function_end): Move blockage to just after we
2072 emit the label for the naked return from the function.
2074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2076 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2079 2007-03-06 Jan Hubicka <jh@suse.cz>
2081 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2082 loaded for constant large models. Non-large 64bit PIC can do.
2083 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2084 * cmodel.h: Add LARGE PIC.
2085 * i386.md (UNSPEC_PLTOFF): New.
2086 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2088 (*call_1_rex64): Disable for large models.
2089 (*call_1_rex64_large): New.
2090 (*call_value_1_rex64): Disable for large models.
2091 (*call_value_1_rex64_large): New.
2092 (set_rip_rex4): New.
2093 (set_got_offset_rex64): New.
2094 * predicates.md (constant_call_address_operand): For large model
2095 constant calls are not possible.
2096 * i386-protos.h (construct_plt_address): Declare.
2097 * i386.c (override_options): Accept large models.
2098 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2099 (legitimate_constant_p): Add new UNSPECs.
2100 (legitimate_pic_operand_p): Likewise.
2101 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2102 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2104 (output_pic_addr_const): Add PLTOFF.
2105 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2106 (ix86_expand_move): Legitimize pic address when in PIC mode.
2107 (construct_plt_address): New function.
2108 (ix86_expand_call): Offload the address to register and use GOT pointer
2110 * invoke.texi (mcmodel=large): Update documentation.
2112 2007-03-06 Richard Henderson <rth@redhat.com>
2114 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2115 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2116 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2117 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2118 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2119 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2120 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2121 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2122 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2123 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2124 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2125 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2126 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2127 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2128 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2129 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2130 x86_schedule, x86_use_bt, x86_pad_returns,
2131 x86_use_xchgb): Merge into ...
2132 (ix86_tune_features): ... here. New array.
2133 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2134 x86_bswap): Merge into ...
2135 (ix86_arch_features): ... here. New array.
2136 (x86_3dnow_a): Remove.
2137 (x86_accumulate_outgoing_args): Make static.
2138 (x86_arch_always_fancy_math_387): Make static.
2139 (ix86_tune_mask, ix86_arch_mask): Move ...
2140 (override_options): ... to local variables here. Apply the
2141 appropriate mask to each element of ix86_arch_features and
2142 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2143 as were done in the old macros.
2144 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2145 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2146 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2147 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2148 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2149 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2150 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2151 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2152 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2153 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2154 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2155 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2156 x86_accumulate_outgoing_args, x86_prologue_using_move,
2157 x86_epilogue_using_move, x86_decompose_lea,
2158 x86_arch_always_fancy_math_387, x86_shift1,
2159 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2160 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2161 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2162 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2163 x86_use_incdec, x86_pad_returns, x86_bswap,
2164 x86_partial_flag_reg_stall): Remove.
2165 (enum ix86_tune_indices): New.
2166 (ix86_tune_features): New.
2167 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2168 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2169 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2170 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2171 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2172 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2173 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2174 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2175 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2176 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2177 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2178 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2179 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2180 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2181 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2182 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2183 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2184 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2185 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2186 TARGET_EXT_80387_CONSTANTS): Use it.
2187 (enum ix86_arch_indices): New.
2188 (ix86_arch_features): New.
2189 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2190 TARGET_BSWAP): Use it.
2191 (ix86_tune_mask, ix86_arch_mask): Remove.
2193 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2196 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2197 Define using $${sysroot_headers_suffix}.
2198 * configure: Regenerate.
2199 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2200 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2202 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2203 * gcc.c (print_sysroot_headers_suffix): New.
2204 (option_map): Include --print-sysroot-headers-suffix.
2205 (display_help): Mention -print-sysroot-headers-suffix.
2206 (process_command): Handle -print-sysroot-headers-suffix.
2207 (do_spec_1): Append multilib directory to include-fixed path if
2208 sysroot suffixes in use.
2209 (main): Handle -print-sysroot-headers-suffix.
2210 * Makefile.in (start.encap): Don't depend on xlimits.h
2211 (xlimits.h): Remove.
2212 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2213 limits.h for each multilib in fixinc_list.
2214 (fixinc_list, s-fixinc_list): New.
2215 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2216 generate them for each multilib in fixinc_list.
2217 (stmp-fixproto): Use include-fixed. Run fixproto for each
2218 multilib in fixinc_list.
2219 (mostlyclean): Don't remove xlimits.h.
2220 (clean): Remove include-fixed.
2221 (real-install-headers-tar, real-install-headers-cpio,
2222 real-install-headers-cp): Don't copy include, only include-fixed.
2223 (install-mkheaders): Depend on fixinc_list. Don't depend on
2224 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2225 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2226 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2228 2007-03-06 Jan Hubicka <jh@suse.cz>
2230 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2233 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2235 * configure.ac: Allow tm_file to contain build-directory files.
2236 * configure: Regenerate.
2237 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2238 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2239 * config/m68k/print-sysroot-suffix.sh: New file.
2241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2243 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2244 of pic_offset_table_rtx if reload_completed.
2245 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2246 PIC_OFFSET_TABLE_REGNUM.
2247 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2249 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2250 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2252 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2254 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2255 functions that call eh_return.
2257 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2259 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2260 functions that need a constant pool.
2262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2265 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2266 (m68k_preferred_reload_class): Likewise.
2267 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2268 (SECONDARY_RELOAD_CLASS): Define.
2269 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2270 (LIMIT_RELOAD_CLASS): Delete.
2271 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2272 registers from storing bytes.
2273 (m68k_secondary_reload_class): New function.
2274 (m68k_preferred_reload_class): Likewise.
2276 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2278 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2280 (m68k_expand_prologue): Likewise.
2282 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2284 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2285 (mips_expand_epilogue): Add a bool parameter.
2286 (m68k_legitimize_sibcall_address): Declare.
2287 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2288 (m68k_expand_epilogue): Add a parameter to select between sibling
2289 and normal epilogues. Only generate a return for the latter.
2290 (m68k_ok_for_sibcall_p): New function.
2291 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2292 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2293 (sibcall_value, *sibcall_value): Likewise.
2294 (*call, *call_value): Require !SIBLING_CALL_P.
2295 (epilogue): Update call to m68k_expand_epilogue.
2296 (sibcall_epilogue): New pattern.
2297 * config/m68k/predicates.md (const_call_operand): Say that this
2298 predicate applies to sibling calls too.
2299 (sibcall_operand): New predicate.
2301 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2303 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2304 alternatives as movsi_cf.
2305 (movsf_cf_hard): Add commentary.
2307 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2308 Richard Sandiford <richard@codesourcery.com>
2310 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2311 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2312 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2313 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2314 as being live on exit from an interrupt function.
2315 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2316 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2317 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2318 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2319 (m68k_interrupt_function_p): Globalize.
2320 (m68k_compute_frame_layout): Remove reverse mask code.
2321 (m68k_emit_movem, m68k_set_frame_related): New functions.
2322 (m68k_output_function_prologue): Delete in favor of...
2323 (m68k_expand_prologue): ...this new function.
2324 (m68k_output_function_epilogue): Delete in favor of...
2325 (m68k_expand_epilogue): ...this new function.
2326 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2328 (print_operand): Handle %?.
2329 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2330 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2331 (prologue, epilogue): New patterns.
2332 (return): Turn into a define_expand.
2333 (*return): New pattern, derived from old "return" pattern. Use rte
2334 rather than rts for interrupt functions. Only use rtd if the pop
2336 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2337 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2338 (link, *link, unlink, *unlink, load_got): Likewise.
2340 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2344 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2345 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2346 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2347 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2348 and m68k_matches_u_p.
2349 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2350 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2351 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2352 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2353 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2354 (REG_STRICT_P): New macro.
2355 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2356 PCREL_GENERAL_OPERAND_OK.
2357 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2358 m68k_legitimate_base_reg_p.
2359 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2360 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2361 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2362 * config/m68k/m68k.c (m68k_address): New structure.
2363 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2364 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2365 (m68k_jump_table_ref_p, m68k_decompose_address)
2366 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2367 (m68k_matches_u_p): New functions.
2368 (print_operand_address): Rewrite to use m68k_decompose_index.
2370 2007-03-05 David Taylor <dtaylor@emc.com>
2372 * gcc.c: Correct copyright date in --version output.
2374 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2376 * pa.md: In unamed move patterns, disparge copies between general
2377 and floating point registers using '?' modifier. Don't include 'f'
2378 constraint for register preferences in DImode, SImode, HImode and
2379 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2380 Remove constraints for copies between general and floating registers
2381 in soft-float DFmode pattern.
2382 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2386 2007-03-05 Mike Stump <mrs@apple.com>
2388 * c-common.c (targetcm): Add.
2389 * c-opts.c (c_common_handle_option): Handle language specific
2391 * opts.c (handle_option): Verify language for target options, if
2393 * opth-gen.awk: Add CL_LANG_ALL.
2394 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2395 (TARGETCM_INITIALIZER): Add.
2396 * target.h (struct gcc_targetcm): Add.
2398 * targhooks.c (default_handle_c_option): Add.
2399 * targhooks.h (default_handle_c_option): Add.
2400 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2402 * config/darwin.opt (iframework): Add.
2403 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2404 * config/darwin-c.c (handle_c_option): Add.
2405 (TARGET_HANDLE_C_OPTION): Add.
2407 * doc/invoke.texi (Darwin Options): Add -iframework.
2409 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2411 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2414 2007-03-05 Ian Lance Taylor <iant@google.com>
2416 * c.opt (fgnu89-inline): New option.
2417 * c-opts.c (c_common_post_options): Set default value for
2419 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2420 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2422 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2423 (grokdeclarator, start_function): Likewise.
2424 * c-cppbuiltin.c (c_cpp_builtins): Define either
2425 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2426 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2427 (C Dialect Options): Document -fgnu89-inline.
2428 * doc/extend.texi (Function Attributes): Explain what the
2429 gnu_inline attribute does.
2430 * doc/cpp.texi (Common Predefined Macros): Document
2431 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2433 2007-03-05 Ian Lance Taylor <iant@google.com>
2435 PR tree-optimization/31034
2436 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2437 half-range if the other side is an overflow infinity.
2439 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2441 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2442 (bfin*-linux-uclibc*): New configuration.
2443 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2445 * config/bfin/linux.h: New file.
2446 * config/bfin/libgcc-bfin.ver: New file.
2447 * config/bfin/t-bfin-uclinux: New file.
2448 * config/bfin/t-bfin-linux: New file.
2449 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2450 (TARGET_OS_CPP_BUILTINS): New macro.
2452 2007-03-05 Richard Guenther <rguenther@suse.de>
2454 * fold-const.c (fold_binary): Remove duplicate folding
2455 of comparison of non-null ADDR_EXPR against null.
2457 2007-03-05 Richard Guenther <rguenther@suse.de>
2458 Dorit Nuzman <dorit@il.ibm.com>
2460 PR tree-optimization/26420
2461 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2462 are no loops in the function. Only print the number of
2463 vectorized loops if it is greater than zero or we are supposed
2464 to print information about unvectorized loops.
2466 2007-03-05 Revital Eres <eres@il.ibm.com>
2468 * gcc.dg/var-expand1.c: New test.
2469 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2470 when an accumulator is expanded.
2472 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2475 * c-common.c (convert_and_check): Don't give warnings for
2476 conversion if 'expr' already overflowed.
2478 2007-03-04 Roger Sayle <roger@eyesopen.com>
2481 * fold-const.c (fold_comparison): Enforce type consistency when
2482 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2484 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2486 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2487 containing a cast to the base of TARGET_MEM_REF.
2489 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2491 * tree.c (tree_contains_struct_check_failed): Remove spurious
2492 whitespace from error message.
2494 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2497 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2498 instead of precision.
2500 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2501 Nathan Sidwell <nathan@codesourcery.com>
2503 * emit-rtl.c (find_auto_inc): New.
2504 (try_split): recreate REG_INC notes,
2505 Use regular for loops rather than whiles.
2507 2007-03-03 Andreas Schwab <schwab@suse.de>
2509 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2510 * configure: Regenerate.
2512 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2514 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2515 flag_rounding_math, not flag_unsafe_math_optimizations.
2517 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2519 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2520 alpha_fold_vector_minmax): Likewise.
2521 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2522 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2524 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2526 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2527 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2528 if the lhs has side-effects.
2529 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2531 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2533 * config/i386/i386.h (TUNEMASK): Remove define.
2534 (ARCHMASK): Remove define.
2535 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2536 Use ix86_arch_mask variable instead of ARCHMASK.
2537 * config/i386/i386.c (override_options): Ditto.
2538 (standard_80387_constant_p): Ditto.
2540 2007-03-02 Ian Lance Taylor <iant@google.com>
2542 Used signed infinities in VRP.
2543 * tree-vrp.c (uses_overflow_infinity): New static function.
2544 (supports_overflow_infinity): New static function.
2545 (make_overflow_infinity): New static function.
2546 (negative_overflow_infinity): New static function.
2547 (positive_overflow_infinity): New static function.
2548 (is_negative_overflow_infinity): New static function.
2549 (is_positive_overflow_infinity): New static function.
2550 (is_overflow_infinity): New static function.
2551 (overflow_infinity_range_p): New static function.
2552 (compare_values_warnv): New function split out of compare_values.
2553 (compare_value): Call it.
2554 (set_value_range_to_nonnegative): Add overflow_infinity
2555 parameter. Change caller.
2556 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2558 (vrp_expr_computes_nonzero): Likewise.
2559 (compare_ranges, compare_range_with_value): Likewise.
2560 (compare_name_with_value, compare_names): Likewise.
2561 (vrp_evaluate_conditional): Likewise.
2562 (set_value_range): Handle infinity
2563 (vrp_operand_equal_p, operand_less_p): Likewise.
2564 (extract_range_from_assert): Likewise.
2565 (vrp_int_const_binop): Likewise.
2566 (extract_range_from_binary_expr): Likewise.
2567 (extract_range_from_unary_expr): Likewise.
2568 (extract_range_from_comparison): Likewise.
2569 (extract_range_from_expr): Likewise.
2570 (dump_value_range): Likewise.
2571 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2572 (test_for_singularity): Likewise.
2573 (vrp_int_const_binop): Remove inline qualifier.
2574 (adjust_range_with_scev): Add comment.
2575 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2577 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2579 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2580 (get_constraint_for): Likewise.
2581 (do_structure_copy): Likewise.
2582 (find_func_aliases): Fix references to MODIFY_EXPR.
2583 (intra_create_variable_infos): Tidy.
2584 * tree-ssa-operands.c (add_virtual_operand): Add argument
2586 When adding members of alias sets, if IS_CALL_SITE is true and
2587 the symbol is not call-clobbered, skip it.
2590 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2592 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2593 entry by means of emit_insn_at_entry.
2595 2007-03-02 Richard Henderson <rth@redhat.com>
2597 * expr.h (promoted_input_arg): Remove decl.
2598 * function.c (promoted_input_arg): Merge into ...
2599 * combine.c (setup_incoming_promotions): ... only caller.
2600 Rearrange to avoid double loop.
2602 2007-03-02 Ben Elliston <bje@au.ibm.com>
2603 Peter Bergner <bergner@vnet.ibm.com>
2604 Janis Johnson <janis187@us.ibm.com>
2606 * config/rs6000/dfp.md: New file.
2607 * config/rs6000/rs6000.md: Include dfp.md.
2608 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2609 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2610 and TDmode decimal float modes in FP registers.
2611 (num_insns_constant): Likewise.
2612 (rs6000_legitimate_offset_address_p): Likewise.
2613 (rs6000_legitimize_address): Likewise.
2614 (rs6000_legitimize_reload_address): Likewise.
2615 (rs6000_legitimate_address): Likewise.
2616 (rs6000_emit_move): Likewise.
2617 (function_arg_boundary): Likewise.
2618 (function_arg_advance): Likewise.
2619 (rs6000_darwin64_record_arg_recurse): Likewise.
2620 (function_arg): Likewise.
2621 (rs6000_gimplify_va_arg): Likewise.
2622 (rs6000_split_multireg_move): Likewise.
2623 (rs6000_output_function_epilogue): Likewise.
2624 (rs6000_output_function_epilogue): Likewise.
2625 (rs6000_register_move_cost): Likewise.
2626 (rs6000_function_value): Likewise.
2627 (rs6000_libcall_value): Likewise.
2629 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2631 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2633 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2635 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2636 Use $MULTIDIR to choose between the kernel and RTP headers,
2637 and use $WIND_BASE and $WIND_USR to locate them.
2639 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.c (override_options): Put initialization of
2642 ix86_tune_mask and ix86_arch_mask to the correct place.
2644 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2645 Michael Meissner <michael.meissner@amd.com>
2648 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2650 (TARGET_CMOVE): Use ARCHMASK.
2651 (TARGET_CMPXCHG): Ditto.
2652 (TARGET_CMPXCHG8B): Ditto.
2653 (TARGET_XADD): Ditto.
2654 (TARGET_BSWAP): Ditto.
2655 * config/i386/i386.c (ix86_tune_mask): New global variable.
2656 (ix86_arch_mask): Ditto.
2657 (override_options): Initialize ix86_tune_mask and
2658 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2661 2007-03-02 Ben Elliston <bje@au.ibm.com>
2664 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2666 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2668 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2669 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2670 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2671 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2673 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2674 rs6000_init_dwarf_reg_sizes_extra): New.
2675 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2676 SPE register high parts.
2678 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2680 * Makefile.in: Add install-pdf target as
2681 copied from automake v1.10 rules.
2682 * configure.ac: Add install-pdf to target list.
2683 * configure: Regenerate.
2685 2007-03-01 Paul Brook <paul@codesourcery.com>
2687 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2688 modes to LDRD for DImode.
2689 (output_move_double): Fixup out of range ldrd/strd.
2690 (vfp_secondary_reload_class): Rename...
2691 (coproc_secondary_reload_class): ... to this. Add wb argument.
2692 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2693 coproc_secondary_reload_class for CLASS_IWMMXT.
2694 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2695 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2697 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2699 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2700 factor by the estimated number of iterations.
2701 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2704 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2705 decode_caches_intel, detect_caches_intel): New functions.
2706 (host_detect_local_cpu): Use detect_caches_amd and
2707 detect_caches_intel.
2709 2007-03-01 Richard Henderson <rth@redhat.com>
2711 * expr.c (emit_move_complex_push): Export.
2712 (emit_move_complex_parts): Split out from ...
2713 (emit_move_complex): ... here.
2714 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2715 * config/i386/i386.md (movcdi): New.
2717 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2720 size of mode1 to check for tieable modes in MMX case.
2722 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2724 * Makefile.in (rtlanal.o): Depend on tree.h.
2725 * rtl.h (offset_within_section_p, split_const): Declare.
2726 * rtlanal.c: Include tree.h.
2727 (offset_within_block_p): New function, taken from
2728 mips_offset_within_object_p.
2729 (split_const): New function, taken from mips_split_const.
2730 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2732 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2733 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2734 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2735 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2736 (m68k_illegitimate_symbolic_constant_p): New function.
2737 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2738 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2739 symbolic constant that might be outside the symbol's section,
2740 move the symbol first and then add the offset.
2741 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2743 * config/mips/mips.c (mips_split_const): Delete.
2744 (mips_offset_within_object_p): Delete.
2745 (mips_symbolic_constant_p): Use offset_within_section_p and
2746 split_const instead of mips_offset_within_object_p and
2748 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2749 (mips_legitimize_const_move, print_operand_reloc)
2750 (mips_dangerous_for_la25_p): Use split_const instead of
2753 2007-02-28 Eric Christopher <echristo@apple.com>
2755 * Makefile.in (install-include-dir): Don't rm -rf include.
2757 2007-02-28 Richard Guenther <rguenther@suse.de>
2760 * fold-const.c (fold_binary): Do not associate expressions
2761 with more than one variable for integer types that do not wrap.
2763 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2765 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2766 Delete, and replace with...
2767 (fold_builtin_call_array): This. Update callers to use it.
2768 * fold-const.c (fold_build_call_list): Delete, and replace with...
2769 (fold_build_call_array): This.
2770 (fold_build_call_list_initializer): Delete, and replace with...
2771 (fold_build_call_array_initializer): This.
2772 * tree.h: Update declarations to reflect above changes.
2774 * c-typeck.c (build_function_call): Store converted arguments
2775 in a stack-allocated array instead of building a list.
2776 (convert_arguments): Store arguments in the array passed in as an
2777 argument, and return the actual number of arguments.
2778 * c-format.c: (check_function_format): Pass arguments in an
2779 array instead of a list.
2780 * c-common.c (check_function_nonnull): Likewise.
2781 (check_function_sentinel): Likewise.
2782 (check_function_arguments): Likewise.
2783 * c-common.h: Update declarations to reflect above changes.
2785 2007-02-28 Jan Hubicka <jh@suse.cz>
2787 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2788 PRED_NEGATIVE_RETURN): Update outcomes.
2790 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2792 * calls.c (emit_library_call_value_1): Handle partial registers
2793 correctly when building up CALL_INSN_FUNCTION_USAGE.
2795 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2797 * pa/predicates.md (move_src_operand): Allow zero for mode.
2798 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2801 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2805 *movv2df_internal): Enable pattern only for valid operand
2807 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2808 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2810 2007-02-27 Mike Stump <mrs@apple.com>
2812 * config/darwin-crt3.c: Avoid compilation when compiling for a
2815 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2817 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2819 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2820 for fixed headers and limits.h.
2821 (install-include-dir, install-headers-tar, install-headers-cpio,
2822 install-headers-cp, real-install-headers-tar,
2823 real-install-headers-cpio, real-install-headers-cp): Handle
2824 include-fixed as well as include.
2825 (install-mkheaders): Don't install files that go only in include
2827 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2828 from GCC_INCLUDE_DIR.
2829 * gcc.c (process_command): Remove special -BstageN/ handling.
2830 (do_spec_1): Add include-fixed directories.
2832 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2834 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2836 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2838 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2841 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2843 * c-common.c (get_priority): Add check for
2844 SUPPORTS_INIT_PRIORITY.
2846 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2848 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2850 * config/bfin/bfin.c: Include "cfglayout.h".
2851 (MAX_LSETUP_DISTANCE): New macro.
2852 (struct loop_info): New members incoming, incoming_src and
2853 incoming_dest. Delete member predecessor.
2854 (length_for_loop): New function.
2855 (bfin_optimize_loop): Handle more different loop structures.
2856 (bfin_discover_loop): Rework detection of predecessor blocks by
2857 examining incoming edges.
2858 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2860 (bfin_reorder_loops): New function.
2861 (bfin_reorg_loops): Use these three new functions.
2863 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2864 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2865 (CONSTRAINT_LEN): Add entry for 'q'.
2866 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2867 Add 'q' constraints.
2868 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2869 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2871 * config/bfin/bfin.md (add_with_carry): New pattern.
2872 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2873 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2874 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2875 support unsigned multiplies too. Removed incorrect commutativity from
2876 operand 1 constraint where appropriate.
2877 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2879 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2880 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2882 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2883 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2884 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2885 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2886 usmulhisi_hh_huh): New patterns.
2888 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2889 lshifthi3): Fix output template to use half reg for operand 2.
2891 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2894 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2896 2007-02-27 Andreas Schwab <schwab@suse.de>
2898 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2900 2007-02-27 Jan Hubicka <jh@suse.cz>
2902 * predict.c (last_basic_block_p): Remove.
2903 (tree_estimate_probability): Update return heuristic for commonized
2906 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2908 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2910 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2912 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2913 * doc/cpp.texi: Standardize title page.
2914 * doc/cppinternals.texi: Likewise.
2915 * doc/gcc.texi: Standardize title page, remove version number
2916 from copyright page.
2917 * doc/gccint.texi: Likewise.
2918 * doc/install.texi: Standardize title page, add table of
2921 2007-02-26 Jan Hubicka <jh@suse.cz>
2923 * predict.def: Set outcomes according to more recent results.
2924 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2925 Remove dead predictors.
2926 * predict.c (return_prediction): Fix pasto.
2928 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2930 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2931 change; avoid a memory leak when returning early.
2933 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2935 * c-decl.c (static_ctors): Move to c-common.c.
2936 (static_dtors): Likewise.
2937 (finish_function): Use c_record_cdtor_fn.
2938 (build_cdtor): Move to c-common.c.
2939 (c_write_global_declarations): Use c_build_cdtor_fns.
2940 * c-common.h (static_ctors): Declare.
2941 (static_dtors): Likewise.
2942 (c_record_cdtor_fn): Likewise.
2943 (c_build_cdtor_fns): Likewise.
2944 * c-common.c (static_ctors): New variable.
2945 (static_dtors): Likewise.
2946 (c_record_cdtor_fn): New function.
2947 (build_cdtor): Move from c-decl.c
2948 (c_build_cdtor_fns): New function.
2950 * output.h (assemble_addr_to_section): Declare.
2951 (get_cdtor_priority_section): Likewise.
2952 * varasm.c (assemble_addr_to_section): New function.
2953 (get_cdtor_priority_section): Likewise.
2954 (default_named_section_asm_out_destructor): Use them.
2955 (destor_dtor_section_asm_out_destructor): Likewise.
2956 (default_named_section_asm_out_constructor): Likewise.
2957 (default_ctor_section_asm_out_constructor): Likewise.
2958 * config.gcc (*-*-vxworks*): Include vxworks.o.
2959 * config/t-vxworks (vxworks.o): New target.
2960 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2961 (TARGET_ASM_CONSTRUCTOR): Define.
2962 (TARGET_ASM_DESTRUCTOR): Likewise.
2963 (vxworks_asm_out_constructor): Declare.
2964 (vxworks_asm_out_destructor): Likewise.
2966 * c-common.c (get_priority): Check that we have not just an
2967 INTEGER_CST, but an integer constant with integeral type.
2969 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2971 PR tree-optimization/30938
2972 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2973 use &dt[nargs-1] instead of &dt[nargs] in the call to
2974 vect_is_simple_use().
2976 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2978 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2979 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2980 Do not attempt to handle MEM inside auto-inc expressions.
2981 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2982 of a register modified by an auto-inc expression. However, do handle
2983 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2984 (elimination_effects): Prohibit elimination of a register modified
2985 by an auto-inc expression. Disable register elimination rules whose
2986 target register is modified by an auto-inc expression with variable
2989 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2991 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2993 (array_at_struct_end_p): New function.
2994 (idx_infer_loop_bounds): Use it.
2995 (estimate_numbers_of_iterations_loop): Export.
2996 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2997 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2998 (tree_estimate_probability): Call record_loop_exits.
2999 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3000 (estimated_loop_iterations, estimated_loop_iterations_int,
3001 estimated_loop_iterations_tree): New functions.
3002 (analyze_siv_subscript_cst_affine,
3003 compute_overlap_steps_for_affine_1_2,
3004 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3005 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3006 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3007 (PRED_LOOP_ITERATIONS_GUESSED): New.
3008 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3009 * cfgloop.h (estimate_numbers_of_iterations_loop,
3010 estimated_loop_iterations_int): Declare.
3012 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3014 * doc/extend.texi: Document optional priority argument to
3015 constructors and destructors.
3016 * tree.c (init_priority_for_decl): Adjust GTY markers.
3017 (init_ttree): Use priority-info hash functions for
3018 init_priority_for_decl.
3019 (tree_map_eq): Rename to ...
3020 (tree_map_base_eq): ... this.
3021 (tree_map_marked_p): Rename to ...
3022 (tree_map_base_marked_p): ... this.
3023 (tree_map_base_hash): New function.
3024 (decl_init_priority_lookup): Rework.
3025 (decl_fini_priority_lookup): New function.
3026 (decl_priority_info): New function.
3027 (decl_init_priority_insert): Use it.
3028 (decl_fini_priority_insert): Likewise.
3029 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3031 (decl_restrict_base_insert): Likewise.
3032 (decl_debug_expr_insert): Likewise.
3033 (decl_value_expr_lookup): Likewise.
3034 (decl_value_expr_insert): Likewise.
3035 * tree.h (priority_type): New type.
3036 (decl_init_priority_lookup): Use priority_type.
3037 (decl_fini_priority_lookup): New function.
3038 (decl_init_priority_insert): Use priority_type.
3039 (decl_fini_priority_insert): New function.
3040 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3041 (DECL_INIT_PRIORITY): Likewise.
3042 (SET_DECL_INIT_PRIORITY): Add comment.
3043 (DECL_FINI_PRIORITY): New macro.
3044 (SET_DECL_FINI_PRIORITY): Likewise.
3045 (DEFAULT_INIT_PRIORITY): Document.
3046 (MAX_INIT_PRIORITY): Likewise.
3047 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3048 (tree_map_base): New type.
3049 (tree_map_base_eq): New function.
3050 (tree_map_base_hash): Likewise.
3051 (tree_map_base_marked_p): Likewise.
3052 (tree_map): Inherit from tree_map_base.
3053 (tree_map_eq): Make it a macro.
3054 (tree_map_marked_p): Likewise.
3055 (tree_int_map): Inherit from tree_map_base.
3056 (tree_int_map_eq): Make it a macro.
3057 (tree_int_map_hash): Likewise.
3058 (tree_int_map_marked_p): Likewise.
3059 (tree_priority_map): New type.
3060 (tree_priority_map_eq): New macro.
3061 (tree_priority_map_hash): Likewise.
3062 (tree_priority_map_marked_p): Likewise.
3063 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3065 (emutls_common_1): Likewise.
3066 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3067 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3068 of tree_map hierarchy.
3069 * tree-cfg.c (move_stmt_r): Likewise.
3070 (new_label_mapper): Likewise.
3071 * c-tree.h (c_expand_body): Move to ...
3072 * c-common.h (c_expand_body): ... here.
3073 * c-decl.c (c_expand_body): Move to ...
3074 * c-common.c (c_expand_body): ... here.
3075 (c_common_attribute_table): Allow 1 argument for the constructor
3076 and destructor attributes.
3077 (get_priority): New function.
3078 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3079 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3081 2007-02-24 Jan Hubicka <jh@suse.cz>
3084 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3086 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3087 Jan Hubicka <jh@suse.cz>
3090 * i386.c (counter_mode): New function.
3091 (expand_set_or_movmem_via_loop): Use it.
3092 (expand_movmem_epilogue): Likewise; fix pasto.
3093 (ix86_expand_movmem): Do emit guard even for constant counts.
3094 (ix86_expand_setmem): Likewise.
3096 2007-02-25 Nick Clifton <nickc@redhat.com>
3098 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3099 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3101 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3105 count argument with 0x10, not with 0x16.
3106 (expand_setmem_epilogue): Ditto.
3108 2007-02-24 Mike Stump <mrs@apple.com>
3110 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3113 2007-02-24 Richard Guenther <rguenther@suse.de>
3116 * fold-const.c (fold_binary): Fold x +- CST op x for
3117 EQ_EXPR and NE_EXPR.
3119 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3121 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3123 2007-02-24 Jan Hubicka <jh@suse.cz>
3125 * cgraphunit.c (decide_is_function_needed): Honor
3126 -fkeep-inline-functions.
3128 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * builtins.c (fold_builtin_modf): New.
3131 (fold_builtin_2): Use it.
3133 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3135 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3136 (determine_max_iter): Take additional LOOP arg; all callers changed.
3137 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3138 one using simplifications.
3139 (simplify_using_initial_values): Return if the expression becomes
3140 invalid due to altered regs.
3142 2007-02-23 DJ Delorie <dj@redhat.com>
3144 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3146 2007-02-23 Mike Stump <mrs@apple.com>
3148 * tlink.c (scan_linker_output): Parse linker messages from
3149 darwin9's linker better.
3151 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3154 * varpool.c (varpool_assemble_pending_decls): Set
3155 varpool_last_needed_node to null.
3157 2007-02-23 DJ Delorie <dj@redhat.com>
3159 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3160 alignment bigger than the object file can handle.
3162 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3165 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3166 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3167 (*movsf_1): Penalize MMX moves.
3169 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3171 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3172 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3174 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3176 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3179 (fold_builtin_1): Use them.
3180 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3181 BUILT_IN_SIGNIFICAND.
3183 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3185 * config/i386/i386.c (bdesc_1arg): Initialize
3186 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3187 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3188 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3189 and IX86_BUILTIN_MOVSLDUP.
3191 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3193 PR rtl-optimization/30841
3194 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3196 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3198 * builtins.c (fold_builtin_frexp): New.
3199 (fold_builtin_2): Use it.
3201 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3203 * doc/invoke.texi (Spec Files): Document getenv spec function.
3205 * gcc.c (getenv_spec_function): New function.
3206 (static_spec_functions): Add it.
3207 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3208 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3211 2007-02-22 Michael Matz <matz@suse.de
3214 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3215 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3217 2007-02-22 Ian Lance Taylor <iant@google.com>
3220 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3221 (mem_loc_descriptor): Call it.
3223 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3224 Ira Rosen <irar@il.ibm.com>
3226 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3228 2007-02-22 Ira Rosen <irar@il.ibm.com>
3230 PR tree-optimization/30843
3231 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3232 stores only after all the group is vectorized.
3234 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3236 PR tree-optimization/30858
3237 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3238 in the reduction cycle have a single use in the loop.
3239 * tree-vectorizer.h (relevant): Add documentation.
3241 2007-02-20 Mike Stump <mrs@apple.com>
3243 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3244 * configure: Regenerate.
3246 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3248 Change the defaults of some parameters and options.
3249 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3250 * config/spu/spu.c (spu_optimization_options): Add.
3251 (spu_override_options): Change params in spu_optimization_options.
3252 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3254 Register 127 is only 16 byte aligned when used as a frame pointer.
3255 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3256 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3257 HARD_FRAME_POINTER_REGNUM.
3258 (spu_legitimate_address): Use regno_aligned_for_reload.
3259 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3260 aligned when frame_pointer_needed is true.
3261 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3263 * config/spu/spu.h (INIT_EXPANDERS): Define.
3265 Make sure shift and rotate instructions have valid immediate operands.
3266 * config/spu/predicates.md (spu_shift_operand): Remove.
3267 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3268 * config/spu/constraints.md (W, O): Extend range.
3269 * config/spu/spu.md (umask, nmask): Define.
3270 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3271 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3272 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3273 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3274 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3275 (lshr<mode>3_reg): Fix rtl description.
3277 Make sure mulhisi immediate operands are valid.
3278 * config/spu/predicates.md (imm_K_operand): Add.
3279 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3281 Generate constants using fsmbi and andi.
3282 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3283 (print_operand, spu_split_immediate, classify_immediate,
3284 fsmbi_const_p): Handle IC_FSMBI2.
3286 Correctly handle a CONST_VECTOR containing symbols.
3287 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3288 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3289 (immediate_load_p): Allow symbols that use 2 instructions to create.
3290 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3291 with symbols when flag_pic is set.
3292 (const_vector_immediate_p): New.
3293 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3294 accept a CONST_VECTOR with symbols.
3295 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3296 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3298 * config/spu/spu.md (high, low): Delete.
3299 (low_<mode>): Define.
3301 Remove INTRmode and INTR_REGNUM, which didn't work.
3302 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3304 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3305 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3306 peephole2 pattern): Don't use INTR or 131.
3307 (movintrcc): Delete.
3308 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3309 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3310 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3311 (UNSPEC_SET_INTR): Add.
3312 * config/spu/spu-modes.def (INTR): Remove.
3314 More accurate warnings about run-time relocations.
3315 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3317 Correctly warn about immediate arguments to specific intrinsics.
3318 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3319 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3320 the instruction predicate.
3322 Fix tree check errors with latest update.
3323 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3325 (spu_expand_builtin): Use CALL_EXPR_FN.
3327 Add missing specific intrinsics.
3328 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3330 * config/spu/spu_internals.h: Ditto.
3332 Fix incorrect operand modifiers.
3333 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3334 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3336 Optimize one case of zero_extend of a vec_select.
3337 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3339 Accept any immediate for hbr.
3340 * config/spu/spu.md (hbr): Change s constraints to i.
3342 2007-02-21 Paul Brook <paul@codesourcery.com>
3344 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3345 condexec_count when skipping USE and CLOBBER.
3347 2007-02-21 Nick Clifton <nickc@redhat.com>
3349 * common.opt (Warray-bounds): Add Warning attribute.
3350 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3352 (fsized-zeroes): Add Optimization attribute.
3353 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3354 * c.opt (Wc++0x-compat): Add Warning attribute.
3356 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3359 * reload1.c (eliminate_regs_in_insn): In the single_set special
3360 case, attempt to re-recognize the insn before falling back to
3361 having reload fix it up.
3363 2007-02-20 Eric Christopher <echristo@gmail.com>
3365 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3366 Rewrite accordingly.
3367 (frv_read_iacc_argument): Ditto.
3368 (frv_expand_set_builtin): Take a call instead of arglist, update for
3370 (frv_expand_unop_builtin): Ditto.
3371 (frv_expand_binop_builtin): Ditto.
3372 (frv_expand_cut_builtin): Ditto.
3373 (frv_expand_binopimm_builtin): Ditto.
3374 (frv_expand_voidbinop_builtin): Ditto.
3375 (frv_expand_int_void2arg): Ditto.
3376 (frv_expand_prefetches): Ditto.
3377 (frv_expand_voidtriop_builtin): Ditto.
3378 (frv_expand_voidaccop_builtin): Ditto.
3379 (frv_expand_load_builtin): Ditto.
3380 (frv_expand_store_builtin): Ditto.
3381 (frv_expand_mdpackh_builtin): Ditto.
3382 (frv_expand_mclracc_builtin): Ditto.
3383 (frv_expand_mrdacc_builtin): Ditto.
3384 (frv_expand_mwtacc_builtin): Ditto.
3385 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3388 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3390 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3391 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3393 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3395 * configure: Regenerate.
3396 * config.in: Regenerate.
3397 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3398 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3399 masks to power6 and power6x and to POWERPC_MASKS.
3400 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3402 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3403 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3404 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3405 Access PROTOTYPE as variable, not mask.
3407 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3409 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3410 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3411 * combine.c (adjust_for_new_dest): Use it.
3412 * postreload.c (reload_combine): Likewise.
3414 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3416 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3417 notes on an insn with multiple sets, even if single_set returns
3418 non-NULL for that insn.
3420 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3422 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3425 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3427 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3428 if user didn't pass it.
3429 * config/i386/darwin.h (CC1_SPEC): Likewise.
3430 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3431 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3432 -mmacosx-version-min.
3434 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3435 Uros Bizjak <ubizjak@gmail.com>
3437 * optabs.h (enum optab_index): Add new OTI_scalb.
3438 (scalb_optab): Define corresponding macro.
3439 * optabs.c (init_optabs): Initialize scalb_optab.
3440 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3442 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3443 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3444 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3445 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3446 flag_unsafe_math_optimizations is set.
3448 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3449 to implement scalbf, scalb and scalbl built-ins as inline x87
3452 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3453 DJ Delorie <dj@redhat.com>
3456 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3457 (diagnostic_report_diagnostic): ... here, and turn them into real
3458 errors. If warnings are inhibited, no need to do anything.
3460 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3463 better code generation.
3465 2007-02-20 Ben Elliston <bje@au.ibm.com>
3467 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3469 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3471 * config/alpha/alpha.c, config/alpha/alpha.md,
3472 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3473 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3474 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3475 config/arm/lib1funcs.asm: Follow spelling conventions.
3477 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3478 config/fr30/fr30.md, config/i386/i386.h,
3479 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3480 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3481 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3482 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3483 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3484 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3485 config/sparc/sparc.c, config/sparc/sparc.h,
3486 config/sparc/sparc.md, config/spu/constraints.md,
3487 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3490 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3493 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3496 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3498 * doc/invoke.texi (-ftree-lrs): Remove.
3500 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3502 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3505 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3507 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3508 new CALL_EXPR_FN macro for retrieving the function
3509 declaration of the input expression.
3511 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3513 * c.opt (Waddress): New.
3514 * common.opt (Walways-true): Delete.
3515 (Wstring-literal-comparison): Delete.
3516 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3517 -Wstring-literal-comparison. Add -Waddress.
3519 (Walways-true): Delete.
3520 (Wstring-literal-comparison): Delete.
3521 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3522 consistently instead of -Walways-true in example.
3523 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3524 * c-typeck.c (parser_build_binary_op): Replace
3525 -Wstring-literal-comparison and -Walways-true with -Waddress.
3526 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3529 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3531 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3532 without DECL_STRUCT_FUNCTION initialized.
3534 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3536 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3537 due to calls to functions taking pointers as parameters.
3539 2007-02-19 Richard Henderson <rth@redhat.com>
3542 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3545 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3547 * config/s390/s390.c (s390_call_saved_register_used,
3548 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3549 accessed to the new scheme.
3551 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3553 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3554 (cris_print_index, cris_print_operand, cris_print_operand_address)
3555 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3556 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3557 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3559 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3560 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3561 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3562 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3563 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3564 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3565 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3566 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3567 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3568 (uminsi3, call, call_value): Ditto.
3569 (define_split: indir_to_reg_split, unnamed): Ditto.
3571 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3573 PR tree-optimization/30975
3574 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3577 2007-02-18 Eric Christopher <echristo@gmail.com>
3579 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3580 Remove use of arglist.
3581 (mips_expand_builtin): Remove use of arglist, pass in expr.
3582 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3583 (mips_expand_builtin_movtf): Ditto.
3584 (mips_expand_builtin_compare): Ditto.
3586 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3588 * tree-sra.c (sra_build_assignment): Replace assertion
3589 checking with a comment explaining why it can't be done.
3591 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3594 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3595 during CALL_EXPR representation conversion.
3596 * tree-ssa-propagate.c (set_rhs): Likewise.
3598 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3600 * tree-sra.c (sra_build_assignment): Disable assertion checking
3603 2007-02-18 Roger Sayle <roger@eyesopen.com>
3605 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3606 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3607 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3609 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3610 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3611 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3612 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3613 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3614 force_gimple_operand): Likewise.
3615 * ipa-cp.c (constant_val_insert): Likewise.
3616 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3617 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3618 perfect_nestify): Likewise.
3619 * langhooks.c (lhd_omp_assignment): Likewise.
3620 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3621 lower_copyprivate_clauses, lower_send_clauses,
3622 lower_send_shared_vars, expand_parallel_call,
3623 expand_omp_for_generic, expand_omp_for_static_nochunk,
3624 expand_omp_for_static_chunk, expand_omp_sections,
3625 lower_omp_single_copy, lower_omp_for_lastprivate,
3626 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3627 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3628 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3631 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3633 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3634 config/sh/sh.md: Follow spelling conventions.
3636 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3637 config/frv/predicates.md: Follow spelling conventions.
3639 * config/m68k/linux-unwind.h: Fix a comment typo.
3640 * target.h: Follow spelling conventions.
3642 2007-02-18 Roger Sayle <roger@eyesopen.com>
3644 PR rtl-optimization/28173
3645 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3646 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3647 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3648 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3649 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3651 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3653 * builtins.c (fold_builtin_load_exponent): New.
3654 (fold_builtin_2): Use it.
3656 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3658 PR rtl-optimization/30773
3659 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3660 if we fail to attach a REG_EQUIV note.
3662 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3663 Roger Sayle <roger@eyesopen.com>
3665 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3667 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3669 * calls.c (initialize_argument_information): Pass original EXP
3670 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3671 code to split complex arguments here, as part of initializing the
3673 (expand_call): Remove code that builds a list of arguments and
3674 inserts implicit arguments into it. Instead, just count how many
3675 implicit arguments there will be so we can determine the size of
3676 the ARGS array, and let initialize_argument_information do the work.
3677 (split_complex_values): Delete unused function.
3679 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3681 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3683 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3685 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3686 for arg pointer based indexed addressing.
3688 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3690 * config/ia64/ia64.h, config/ia64/ia64.md,
3691 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3692 spelling conventions.
3694 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3696 * config/m68k/m68k.c (split_di): New.
3697 * config/m68k/m68k-protos.h: Declare split_di.
3698 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3699 Improve predicate handling and split constant shifts.
3701 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3703 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3704 parameter for register bitfield operations, general predicates
3707 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3709 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3710 * config/m68k/linux-unwind.h: New file.
3712 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3714 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3715 config/i386/athlon.md, config/ia64/ia64.md,
3716 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3717 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3718 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3719 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3720 tree-vect-transform.c: Fix comment typos.
3722 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3724 * sched-deps.c (find_insn_list): Remove.
3725 * sched-int.h: Remove the prototype for find_insn_list.
3727 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3729 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3731 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3732 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3733 darwin_rs6000_override_options.
3734 (C_COMMON_OVERRIDE_OPTIONS): Expect
3735 darwin_macosx_version_min to be non-NULL always.
3736 (TARGET_C99_FUNCTIONS): Likewise.
3737 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3738 (DARWIN_MINVERSION_SPEC): New.
3739 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3740 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3742 (DARWIN_MINVERSION_SPEC): New.
3743 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3745 * config/darwin-c.c (darwin_cpp_builtins): Expect
3746 darwin_macosx_version_min to be non-NULL always.
3748 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3750 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.h (x86_use_xchgb): New.
3753 (TARGET_USE_XCHGB): New macro.
3754 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3755 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3756 Split after reload into bswaphi for shifts of 8.
3757 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3758 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3759 or when optimizing for size.
3761 2007-02-16 Richard Guenther <rguenther@suse.de>
3762 Christian Bruel <christian.bruel@st.com>
3764 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3765 DECLs but prefer SSA_NAMEs over DECLs.
3767 2007-02-16 Richard Guenther <rguenther@suse.de>
3769 * tree-flow-inline.h (single_imm_use_p): Remove.
3770 (zero_imm_uses_p): Likewise.
3771 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3772 instead of single_imm_use_p.
3773 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3776 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3779 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3780 nested double- and backquotes.
3782 2007-02-15 Roger Sayle <roger@eyesopen.com>
3785 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3786 should be unreachable.
3787 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3788 For the time being redirect GIMPLE_MODIFY_STMT to the new
3789 (renamed) build_gimple_modify_stmt_stat.
3790 (build2_gimple_stat): Rename to...
3791 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3792 Always build a GIMPLE_MODIFY_STMT node.
3793 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3794 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3797 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3798 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3799 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3800 expand_complex_div_wide): Likewise.
3801 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3802 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3803 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3804 * tree-ssa-loop-manip.c (create_iv): Likewise.
3805 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3806 abs_replacement): Likewise.
3807 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3808 realify_fake_stores): Likewise.
3810 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3811 node rather than a GIMPLE_MODIFY_STMT node.
3812 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3813 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3815 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3816 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3819 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3822 * fold-const.c (fold_comparison): Add back the
3823 folding of constant complex comparisions.
3825 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3828 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3829 effects unknown to this function, return early.
3831 2007-02-15 Ian Lance Taylor <iant@google.com>
3833 * lower-subreg.c (move_eh_region_note): New static function.
3834 (resolve_simple_move): Call it.
3835 (decompose_multiword_subregs): Track blocks for which we resolve a
3836 simple move which is also a control flow insn. Pass them to
3837 find_many_sub_basic_blocks.
3838 (pass_lower_subreg): Add TODO_verify_flow.
3839 (pass_lower_subreg2): Likewise.
3841 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3842 Brooks Moses <brooks.moses@codesourcery.com>
3843 Lee Millward <lee.millward@codesourcery.com>
3845 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3846 (VL_EXP_CLASS_P): New.
3847 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3849 (TREE_OPERAND_CHECK_CODE): Likewise.
3850 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3851 (TREE_RTL_OPERAND_CHECK): Likewise.
3852 (tree_operand_check_failed): Make second parameter the whole tree
3853 instead of its code. Fixed callers.
3854 (VL_EXP_CHECK): New.
3855 (TREE_OPERAND_LENGTH): New.
3856 (VL_EXP_OPERAND_LENGTH): New.
3857 (CALL_EXPR_FN): New.
3858 (CALL_EXPR_STATIC_CHAIN): New.
3859 (CALL_EXPR_ARGS): New.
3860 (CALL_EXPR_ARG): New.
3861 (call_expr_nargs): New.
3862 (CALL_EXPR_ARGP): New.
3863 (build_nt_call_list): Declare.
3864 (build_vl_exp_stat): Declare.
3865 (build_vl_exp): New.
3866 (build_call_list): Declare.
3867 (build_call_nary): Declare.
3868 (build_call_valist): Declare.
3869 (build_call_array): Declare.
3870 (call_expr_arg): Declare.
3871 (call_expr_argp): Declare.
3872 (call_expr_arglist): Declare.
3873 (fold_build_call_list): Declare.
3874 (fold_build_call_list_initializer): Declare.
3875 (fold_call_expr): Declare to replace fold_builtin.
3876 (fold_builtin_fputs): Update to agree with modified definition.
3877 (fold_builtin_strcpy): Likewise.
3878 (fold_builtin_strncpy): Likewise.
3879 (fold_builtin_memory_chk): Likewise.
3880 (fold_builtin_stxcpy_chk): Likewise.
3881 (fold_builtin_strncpy_chk): Likewise.
3882 (fold_builtin_next_arg): Likewise.
3883 (fold_build_call_expr): Declare.
3884 (fold_builtin_call_list): Declare.
3885 (fold_builtin_call_valist): Declare.
3886 (build_call_expr): Declare.
3887 (validate_arglist): Update to agree with modified definition.
3888 (tree_operand_length): New.
3889 (call_expr_arg_iterator): New.
3890 (init_call_expr_arg_iterator): New.
3891 (next_call_expr_arg): New.
3892 (first_call_expr_arg): New.
3893 (more_call_expr_args_p): New.
3894 (FOR_EACH_CALL_EXPR_ARG): New.
3896 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3897 and tcc_gimple_stmt.
3898 (tree_code_size): Update documentation. Use sizeof (tree) rather
3899 than sizeof (char *).
3900 (tree_size): Likewise. Add case for tcc_vl_exp.
3901 (tree_node_structure): Add case for tcc_vl_exp.
3902 (contains_placeholder_p): Likewise.
3903 (substitute_in_expr): Likewise.
3904 (substitute_placeholder_in_expr): Likewise.
3905 (stabilize_reference_1): Likewise.
3906 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3907 to diagnose breakage of this interface for constructing CALL_EXPRs.
3908 (build_nt): Add similar assertion here.
3909 (build_nt_call_list): New.
3910 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3911 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3913 (get_callee_fndecl): Use new CALL_EXPR accessors.
3914 (tree_operand_check_failed): Change parameters to pass entire node
3915 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3916 (process_call_operands): New.
3917 (build_vl_exp_stat): New.
3918 (build_call_list): New.
3919 (build_call_nary): New.
3920 (build_call_valist): New.
3921 (build_call_array): New.
3922 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3923 (call_expr_arglist): New.
3925 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3926 tcc_vl_exp instead of a fixed-size tcc_expression.
3928 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3929 accessors for CALL_EXPRs.
3930 (AGGR_INIT_EXPR): Likewise.
3932 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3933 Brooks Moses <brooks.moses@codesourcery.com>
3934 Lee Millward <lee.millward@codesourcery.com>
3936 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3937 (expand_builtin_nonlocal_goto): Change parameter to be entire
3938 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3939 (expand_builtin_prefetch): Likewise.
3940 (expand_builtin_classify_type): Likewise.
3941 (mathfn_built_in): Return NULL_TREE instead of 0.
3942 (expand_errno_check): Use new CALL_EXPR accessors.
3943 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3944 Return NULL_RTX instead of 0.
3945 (expand_builtin_mathfn_2): Likewise.
3946 (expand_builtin_mathfn_3): Likewise.
3947 (expand_builtin_interclass_mathfn): Likewise.
3948 (expand_builtin_sincos): Likewise.
3949 (expand_builtin_cexpi): Likewise.
3950 (expand_builtin_int_roundingfn): Likewise.
3951 (expand_builtin_int_roundingfn_2): Likewise.
3952 (expand_builtin_pow): Likewise.
3953 (expand_builtin_powi): Likewise.
3954 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3955 of arglist, fixing callers appropriately. Use new CALL_EXPR
3956 accessors and constructors. Return NULL_RTX instead of 0.
3957 (expand_builtin_strstr): Likewise.
3958 (expand_builtin_strchr): Likewise.
3959 (expand_builtin_strrchr): Likewise.
3960 (expand_builtin_strpbrk): Likewise.
3961 (expand_builtin_memcpy): Likewise.
3962 (expand_builtin_mempcpy): Likewise.
3963 (expand_builtin_mempcpy_args): New.
3964 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3965 (expand_builtin_memmove_args): New.
3966 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3967 (expand_movstr): Likewise.
3968 (expand_builtin_strcpy): Likewise.
3969 (expand_builtin_strcpy_args): New.
3970 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3971 (expand_builtin_strncpy): Likewise.
3972 (expand_builtin_memset): Likewise.
3973 (expand_builtin_memset_args): New.
3974 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3975 (expand_builtin_memcmp): Likewise.
3976 (expand_builtin_strcmp): Likewise.
3977 (expand_builtin_strncmp): Likewise.
3978 (expand_builtin_strcat): Likewise.
3979 (expand_builtin_strncat): Likewise.
3980 (expand_builtin_strspn): Likewise.
3981 (expand_builtin_strcspn): Likewise.
3982 (expand_builtin_args_info): Likewise.
3983 (expand_builtin_va_start): Likewise.
3984 (gimplify_va_arg_expr): Likewise.
3985 (expand_builtin_va_end): Likewise.
3986 (expand_builtin_va_copy): Likewise.
3987 (expand_builtin_frame_address): Likewise.
3988 (expand_builtin_alloca): Likewise.
3989 (expand_builtin_bswap): Likewise.
3990 (expand_builtin_unop): Likewise.
3991 (expand_builtin_fputs): Likewise.
3992 (expand_builtin_expect): Likewise.
3993 (expand_builtin_fabs): Likewise.
3994 (expand_builtin_copysign): Likewise.
3995 (expand_builtin_printf): Likewise.
3996 (expand_builtin_fprintf): Likewise.
3997 (expand_builtin_sprintf): Likewise.
3998 (expand_builtin_init_trampoline): Likewise.
3999 (expand_builtin_signbit): Likewise.
4000 (expand_builtin_fork_or_exec): Likewise.
4001 (expand_builtin_sync_operation): Likewise.
4002 (expand_builtin_compare_and_swap): Likewise.
4003 (expand_builtin_lock_test_and_set): Likewise.
4004 (expand_builtin_lock_release): Likewise.
4005 (expand_builtin): Likewise.
4006 (builtin_mathfn_code): Likewise.
4008 (fold_builtin_constant_p): Pass call arguments individually instead
4009 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4010 accessors and constructors. Return NULL_TREE instead of 0.
4011 (fold_builtin_expect): Likewise.
4012 (fold_builtin_classify_type): Likewise.
4013 (fold_builtin_strlen): Likewise.
4014 (fold_builtin_nan): Likewise.
4015 (integer_valued_real_p): Likewise.
4016 (fold_trunc_transparent_mathfn): Likewise.
4017 (fold_fixed_mathfn): Likewise.
4018 (fold_builtin_cabs): Likewise.
4019 (fold_builtin_sqrt): Likewise.
4020 (fold_builtin_cbrt): Likewise.
4021 (fold_builtin_cos): Likewise.
4022 (fold_builtin_cosh): Likewise.
4023 (fold_builtin_tan): Likewise.
4024 (fold_builtin_sincos): Likewise.
4025 (fold_builtin_cexp): Likewise.
4026 (fold_builtin_trunc): Likewise.
4027 (fold_builtin_floor): Likewise.
4028 (fold_builtin_ceil): Likewise.
4029 (fold_builtin_round): Likewise.
4030 (fold_builtin_int_roundingfn): Likewise.
4031 (fold_builtin_bitop): Likewise.
4032 (fold_builtin_bswap): Likewise.
4033 (fold_builtin_logarithm): Likewise.
4034 (fold_builtin_hypot): Likewise.
4035 (fold_builtin_pow): Likewise.
4036 (fold_builtin_powi): Likewise.
4037 (fold_builtin_exponent): Likewise.
4038 (fold_builtin_memset): Likewise.
4039 (fold_builtin_bzero): Likewise.
4040 (fold_builtin_memory_op): Likewise.
4041 (fold_builtin_bcopy): Deleted; call site changed to invoke
4042 fold_builtin_memory_op directly.
4043 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4044 (fold_builtin_strncpy): Likewise.
4045 (fold_builtin_memcmp): Likewise.
4046 (fold_builtin_strcmp): Likewise.
4047 (fold_builtin_strncmp): Likewise.
4048 (fold_builtin_signbit): Likewise.
4049 (fold_builtin_copysign): Likewise.
4050 (fold_builtin_isascii): Likewise.
4051 (fold_builtin_toascii): Likewise.
4052 (fold_builtin_isdigit): Likewise.
4053 (fold_builtin_fabs): Likewise.
4054 (fold_builtin_abs): Likewise.
4055 (fold_builtin_fmin_fmax): Likewise.
4056 (fold_builtin_carg): Likewise.
4057 (fold_builtin_classify): Likewise.
4058 (fold_builtin_unordered_cmp): Likewise.
4060 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4061 New functions split out from fold_builtin_1.
4062 (fold_builtin_n): New.
4063 (fold_builtin_varargs): New.
4064 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4066 (fold_call_expr): New.
4067 (build_function_call_expr): Rewrite to use new helper function.
4068 (fold_builtin_call_list): New.
4069 (build_call_expr): New.
4070 (fold_builtin_call_valist): New.
4071 (rewrite_call_expr): New.
4072 (validate_arg): New.
4073 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4074 of an arglist. Change return type to bool. Use new CALL_EXPR
4077 (fold_builtin_strstr): Pass call arguments individually instead
4078 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4079 accessors and constructors. Return NULL_TREE instead of 0.
4080 (fold_builtin_strchr): Likewise.
4081 (fold_builtin_strrchr): Likewise.
4082 (fold_builtin_strpbrk): Likewise.
4083 (fold_builtin_strcat): Likewise.
4084 (fold_builtin_strncat): Likewise.
4085 (fold_builtin_strspn): Likewise.
4086 (fold_builtin_strcspn): Likewise.
4087 (fold_builtin_fputs): Likewise.
4088 (fold_builtin_next_arg): Likewise.
4089 (fold_builtin_sprintf): Likewise.
4091 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4092 NULL_RTX instead of 0.
4093 (expand_builtin_memory_chk): Likewise.
4094 (maybe_emit_chk_warning): Likewise.
4095 (maybe_emit_sprintf_chk_warning): Likewise.
4097 (fold_builtin_object_size): Pass call arguments individually instead
4098 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4099 accessors and constructors. Return NULL_TREE instead of 0.
4100 (fold_builtin_memory_chk): Likewise.
4101 (fold_builtin_stxcpy_chk): Likewise.
4102 (fold_builtin_strncpy_chk): Likewise.
4103 (fold_builtin_strcat_chk): Likewise.
4104 (fold_builtin_strcat_chk): Likewise.
4105 (fold_builtin_strncat_chk): Likewise.
4106 (fold_builtin_sprintf_chk): Likewise.
4107 (fold_builtin_snprintf_chk): Likewise.
4108 (fold_builtin_printf): Likewise.
4109 (fold_builtin_vprintf): Likewise.
4111 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4113 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4114 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4115 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4116 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4117 (fold_unary): Likewise.
4118 (fold_binary): Likewise.
4119 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4120 ternary expressions.
4121 (fold): Add logic for tcc_vl_exp.
4122 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4124 (fold_build3_stat): Add assertion to flag broken interface for
4125 constructing CALL_EXPRs.
4126 (fold_build_call_list): New.
4127 (fold_build_call_list_initializer): New.
4128 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4130 (fold_strip_sign_ops): Likewise.
4132 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4133 Brooks Moses <brooks.moses@codesourcery.com>
4134 Lee Millward <lee.millward@codesourcery.com>
4136 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4137 accessors and dump arguments explicitly.
4139 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4141 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4143 (print_call_name): Use new CALL_EXPR accessors.
4145 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4146 CALL_EXPR arguments explicitly instead of as a list. Use
4147 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4149 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4150 (vrp_visit_stmt): Likewise.
4152 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4153 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4155 (force_move_till_expr): Likewise.
4157 * targhooks.c (default_external_stack_protect_fail): Use
4158 build_call_expr instead of build_function_call_expr.
4159 (default_hidden_stack_protect_fail): Likewise.
4161 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4164 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4165 and walk arguments explicitly.
4167 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4168 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4169 (expand_simple_operations): Likewise.
4170 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4172 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4173 of TREE_CODE_LENGTH.
4174 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4176 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4177 instead of TREE_CODE_LENGTH.
4179 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4180 (tree_ic_transform): Likewise.
4181 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4182 parameter instead of arglist. Fix callers.
4183 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4184 (tree_stringops_transform): Likewise.
4185 (tree_indirect_call_to_profile): Likewise.
4186 (tree_stringops_values_to_profile): Likewise.
4188 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4189 (eliminate_tail_call): Likewise.
4191 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4193 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4194 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4196 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4198 * omp-low.c (build_omp_barrier): Use build_call_expr.
4199 (lower_rec_input_clauses): Likewise.
4200 (lower_reduction_clauses): Likewise.
4201 (expand_parallel_call): Likewise.
4202 (maybe_catch_exception): Likewise.
4203 (expand_omp_for_generic): Likewise.
4204 (expand_omp_for_static_nochunk): Likewise.
4205 (expand_omp_sections): Likewise.
4206 (lower_omp_single_simple): Likewise.
4207 (lower_omp_single_copy): Likewise.
4208 (lower_omp_master): Likewise.
4209 (lower_omp_ordered): Likewise.
4210 (lower_omp_critical): Likewise.
4212 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4213 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4215 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4216 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4217 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4219 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4220 and generalize to handle any number of operands.
4221 (chrec_contains_undetermined): Likewise.
4222 (tree_contains_chrecs): Likewise.
4223 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4225 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4227 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4228 fold_call_expr instead of fold_builtin.
4229 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4230 match declarations there.
4231 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4234 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4237 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4238 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4240 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4243 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4244 (execute_cse_sincos): Use new CALL_EXPR accessors.
4246 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4248 * gimple-low.c (lower_function_body): Use build_call_expr.
4249 (lower_builtin_setjmp): Likewise.
4251 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4252 (set_storage_via_libcall): Likewise.
4253 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4254 instead of TREE_CODE_LENGTH.
4255 (expand_expr_real_1): Use new CALL_EXPR accessors.
4257 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4258 generalize to handle any number of operands.
4259 (TB_parent_eq): Likewise.
4261 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4262 (strip_builtin_expect): Likewise.
4264 * function.c (gimplify_parameters): Use build_call_expr.
4266 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4267 instead of TREE_CODE_LENGTH.
4269 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4270 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4272 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4275 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4276 (gimplify_decl_expr): Likewise.
4277 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4278 Use new CALL_EXPR iterators.
4279 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4280 (gimplify_modify_expr_to_memset): Likewise.
4281 (gimplify_variable_sized_compare): Likewise.
4282 (gimplify_omp_atomic_fetch_op): Likewise.
4283 (gimplify_omp_atomic_pipeline): Likewise.
4284 (gimplify_omp_atomic_mutex): Likewise.
4285 (gimplify_function_tree): Likewise.
4287 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4288 (call_expr_flags): Likewise.
4289 (expand_call): Likewise.
4291 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4292 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4295 * coverage.c (create_coverage): Use build_call_expr.
4297 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4298 (temp_call_expr_obstack): New.
4299 (pool_copy_list): Delete.
4300 (temp_copy_call_expr): New.
4301 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4302 CALL_EXPR accessors. Get rid of special goo for copying argument
4303 lists and use temp_copy_call_expr instead.
4304 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4305 CALL_EXPR accessors.
4306 (create_expression_by_pieces): Likewise. Use build_call_array
4307 to construct the result instead of fold_build3.
4308 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4309 dealing with argument lists.
4310 (init_pre): Remove references to expression_node_pool and
4311 list_node_pool. Init temp_call_expr_obstack instead.
4312 (fini_pre): Remove references to expression_node_pool and
4315 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4316 and walk arguments explicitly instead of as a list.
4318 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4319 (mx_register_decls): Likewise.
4320 (mudflap_register_call): Likewise.
4321 (mudflap_finish_file): Likewise.
4323 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4324 (ipa_callsite_compute_param): Likewise.
4326 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4327 accessors and constructor.
4329 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4330 accessors and constructor.
4331 (convert_tramp_reference): Likewise.
4332 (convert_call_expr): Likewise.
4333 (finalize_nesting_tree_1): Likewise.
4335 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4338 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4340 * tree-inline.c (initialize_inlined_parameters): Pass entire
4341 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4343 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4344 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4346 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4347 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4348 (vectorizable_reduction): Likewise.
4349 (vectorizable_call): Use new CALL_EXPR iterators.
4350 (vectorizable_conversion): Use build_call_expr.
4351 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4352 (vect_gen_widened_results_half): Use build_call_expr.
4353 (vect_setup_realignment): Likewise.
4354 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4356 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4357 (pass_through_call): Likewise.
4358 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4361 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4362 (tree_gen_pow2_profiler): Likewise.
4363 (tree_gen_one_value_profiler): Likewise.
4364 (tree_gen_ic_func_profiler): Likewise.
4365 (tree_gen_average_profiler): Likewise.
4366 (tree_gen_ior_profiler): Likewise.
4368 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4369 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4370 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4372 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4373 of TREE_CODE_LENGTH.
4375 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4376 of TREE_CODE_LENGTH.
4378 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4380 (convert_to_integer): Likewise.
4382 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4385 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4386 Brooks Moses <brooks.moses@codesourcery.com>
4387 Lee Millward <lee.millward@codesourcery.com>
4389 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4391 * config/frv/frv.c (frv_expand_builtin): Likewise.
4392 * config/s390/s390.c (s390_expand_builtin): Likewise.
4394 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4395 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4397 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4398 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4399 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4400 (ix86_expand_store_builtin): Likewise.
4401 (ix86_expand_unop_builtin): Likewise.
4402 (ix86_expand_unop1_builtin): Likewise.
4403 (ix86_expand_sse_compare): Likewise.
4404 (ix86_expand_sse_comi): Likewise.
4405 (ix86_expand_vec_init_builtin): Likewise.
4406 (ix86_expand_vec_ext_builtin): Likewise.
4407 (ix86_expand_vec_set_builtin): Likewise.
4408 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4410 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4411 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4413 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4414 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4415 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4417 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4419 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4420 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4421 arglist. Use new CALL_EXPR accessors. Fix callers.
4422 (altivec_expand_abs_builtin): Likewise.
4423 (rs6000_expand_binop_builtin): Likewise.
4424 (altivec_expand_predicate_builtin): Likewise.
4425 (altivec_expand_lv_builtin): Likewise.
4426 (spe_expand_stv_builtin): Likewise.
4427 (altivec_expand_stv_builtin): Likewise.
4428 (rs6000_expand_ternop_builtin): Likewise.
4429 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4430 (altivec_expand_st_builtin): Likewise.
4431 (altivec_expand_dst_builtin): Likewise.
4432 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4433 arglist. Use new CALL_EXPR accessors. Fix callers.
4434 (altivec_expand_vec_set_builtin): Likewise.
4435 (altivec_expand_vec_ext_builtin): Likewise.
4436 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4437 (spe_expand_builtin): Likewise.
4438 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4439 arglist. Use new CALL_EXPR accessors. Fix callers.
4440 (spe_expand_evsel_builtin): Likewise.
4441 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4442 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4444 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4445 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4446 (arm_expand_unop_builtin): Likewise.
4447 (arm_expand_builtin): Use new CALL_EXPR accessors.
4449 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4452 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4453 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4454 (bfin_expand_unop_builtin): Likewise.
4455 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4457 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4458 Brooks Moses <brooks.moses@codesourcery.com>
4459 Lee Millward <lee.millward@codesourcery.com>
4461 * c-semantics.c (build_stmt): Add internal diagnostic check.
4463 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4464 accessors. Print arguments explicitly instead of as a list.
4466 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4468 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4469 (c_finish_omp_flish): Likewise.
4471 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4472 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4473 instead of TREE_CODE_LENGTH.
4474 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4475 (c_warn_unused_result): Likewise.
4477 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4480 * doc/invoke.texi (Warning Options): Remove
4481 -Werror-implicit-function-declaration.
4482 (Wimplicit-function-declaration): Update description.
4483 * opts.c (common_handle_option): Move handling of -Werror=* to...
4484 (enable_warning_as_error): ...here.
4485 * opts.h (enable_warning_as_error): Declare.
4486 * c-decl.c (implicit_decl_warning): Unless
4487 -Wno-implicit-function-declaration is given, emit a pedwarn if
4488 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4489 * c.opt (Wimplicit-function-declaration): Replace
4490 mesg_implicit_function_declaration with
4491 warn_implicit_function_declaration.
4492 * c-opts.c (c_common_handle_option):
4493 -Werror-implicit-function-declaration is exactly equal as
4494 -Werror=implicit-function-declaration.
4495 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4496 warn_implicit_function_declaration.
4497 (c_common_post_options): -Wimplict-function-declaration is enabled
4498 by default by -std=c99, otherwise is disabled by default.
4499 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4501 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4503 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4504 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4505 former is ignored but not the latter.
4507 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4509 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4510 is made and the reference doesn't use the alias set of its type,
4511 do not create the temporary using that type.
4513 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4515 * jump.c: Remove prototypes for delete_computation and
4516 delete_prior_computation.
4518 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4520 * jump.c (get_label_after): Delete.
4521 (get_label_before, delete_computation, delete_jump,
4522 delete_prior_computation, follow_jumps): Move...
4523 * reorg.c (delete_computation, delete_prior_computation): ... here...
4524 (get_label_before, delete_jump): ... making these static ...
4525 (follow_jumps): ... and simplifying this since it only runs after
4527 * rtl.h (get_label_after, get_label_before, delete_jump,
4528 follow_jumps): Delete prototypes.
4530 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4532 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4534 2007-02-15 Nick Clifton <nickc@redhat.com>
4536 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4537 order to prevent it from being munged by the target.
4539 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4541 * config/i386/i386.md: Remove misleading comment.
4543 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4545 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4546 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4549 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4551 * tree-sra.c (instantiate_missing_elements): Canonicalize
4553 (sra_build_assignment): New.
4554 (generate_copy_inout, generate_element_copy,
4555 generate_element_zero, generate_one_element_init): Use it.
4557 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4559 * tree-sra.c (instantiate_missing_elements): Canonicalize
4561 (sra_build_assignment): New.
4562 (generate_copy_inout, generate_element_copy,
4563 generate_element_zero, generate_one_element_init): Use it.
4565 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4567 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4570 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4572 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4573 types as aggregates not scalars.
4574 * function.c (assign_stack_temp_for_type): Likewise.
4576 2007-02-14 Roger Sayle <roger@eyesopen.com>
4577 Zdenek Dvorak <dvorakz@suse.cz>
4579 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4582 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4584 * passes.c (next_pass_1): Clear the next field of the copied
4587 2007-02-14 Richard Henderson <rth@redhat.com>
4589 * tree-sra.c (early_sra): New.
4590 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4591 (tree_sra_early, pass_sra_early): New.
4592 * tree-pass.h (pass_sra_early): Declare.
4593 * passes.c (init_optimization_passes): Use it.
4595 2007-02-14 Richard Guenther <rguenther@suse.de>
4597 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4599 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4601 PR tree-optimization/30771
4602 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4604 (vect_analyze_operations): Induction phis can now be marked as
4606 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4607 Update documentation accordingly.
4609 2007-02-14 Nick Clifton <nickc@redhat.com>
4611 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4612 most 3 arguments are supported.
4613 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4615 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4617 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4618 Ensure dst->current is valid.
4620 2007-02-13 Paul Brook <paul@codesourcery.com>
4622 * config.gcc: Add arm*-*-uclinux-*eabi.
4623 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4624 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4625 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4626 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4627 (LINK_SPEC): Define.
4629 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4631 * config/arm/uclinux-eabi.h: New file.
4632 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4633 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4636 2007-02-13 Ian Lance Taylor <iant@google.com>
4638 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4639 * flags.h (warn_strict_overflow): Declare.
4640 (enum warn_strict_overflow_code): Define.
4641 (issue_strict_overflow_warning): New static inline function.
4642 * opts.c (warn_strict_overflow): New variable.
4643 (common_handle_option): Handle OPT_Wstrict_overflow and
4644 OPT_Wstrict_overflow_.
4645 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4647 * fold-const.c: Include intl.h.
4648 (fold_deferring_overflow_warnings): New static variable.
4649 (fold_deferred_overflow_warning): New static variable.
4650 (fold_deferred_overflow_code): New static variable.
4651 (fold_defer_overflow_warnings): New function.
4652 (fold_undefer_overflow_warnings): New function.
4653 (fold_undefer_and_ignore_overflow_warnings): New function.
4654 (fold_deferring_overflow_warnings_p): New function.
4655 (fold_overflow_warning): New static function.
4656 (make_range): Add strict_overflow_p parameter. Change all
4658 (extract_muldiv, extract_muldiv_1): Likewise.
4659 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4660 tree_expr_nonnegative_p.
4661 (fold_negate_expr): Call fold_overflow_warning.
4662 (fold_range_test): Likewise.
4663 (fold_comparison): Likewise.
4664 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4665 instead of tree_expr_nonnegative_p.
4666 (tree_expr_nonnegative_warnv_p): Rename from
4667 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4668 (tree_expr_nonnegative_p): New function.
4669 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4670 strict_overflow_p parameter.
4671 (tree_expr_nonzero_p): New function.
4672 * passes.c (verify_interpass_invariants): New static function.
4673 (execute_one_pass): Call it.
4674 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4676 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4677 (estimate_numbers_of_iterations): Likewise.
4678 (scev_probably_wraps_p): Likewise.
4679 * tree-ssa-ccp.c: Include "toplev.h".
4680 (evaluate_stmt): Defer fold overflow warnings until we know we are
4682 (struct fold_stmt_r_data): Add stmt field.
4683 (fold_stmt_r): Defer fold overflow warnings until we know we
4685 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4686 (fold_stmt_inplace): Likewise.
4687 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4688 (cleanup_control_expr_graph): Defer fold overflow warnings until
4689 we know we are going to optimize.
4690 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4691 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4693 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4694 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4695 * tree-ssa-loop-manip.c (create_iv): Likewise.
4696 * c-typeck.c (build_conditional_expr): Likewise.
4697 (build_binary_op): Likewise.
4698 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4699 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4700 (extract_range_from_unary_expr): Likewise.
4701 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4702 assuming that signed overflow does not occur.
4703 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4704 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4705 (fold_defer_overflow_warnings): Declare.
4706 (fold_undefer_overflow_warnings): Declare.
4707 (fold_undefer_and_ignore_overflow_warnings): Declare.
4708 (fold_deferring_overflow_warnings_p): Declare.
4709 (tree_expr_nonzero_warnv_p): Declare.
4710 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4712 (Warning Options): Document -Wstrict-overflow.
4713 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4714 (tree-ssa-ccp.o): Likewise.
4715 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4716 (fold-const.o): Depend on intl.h.
4718 2007-02-13 Ian Lance Taylor <iant@google.com>
4721 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4724 2007-02-13 Stuart Hastings <stuart@apple.com>
4726 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4728 2007-02-13 Richard Henderson <rth@redhat.com>
4730 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4731 handled_component_p before looking for the indirect_ref.
4733 2007-02-13 Richard Henderson <rth@redhat.com>
4735 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4736 remove flags clobber.
4737 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4738 (bswaphi_lowpart): New.
4739 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4740 remove TARGET_BSWAP test. Delete expander of the same name.
4742 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4743 (expand_unop): Use them.
4745 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4748 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4749 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4750 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4751 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4752 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4753 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4754 assembler dialect choice from asm templates.
4756 2007-02-12 Richard Henderson <rth@redhat.com>
4758 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4759 (fixuns_trunc<SSEMODEF>si2): Use it.
4760 * config/i386/sse.md (vec_setv4sf_0): Export.
4761 * config/i386/i386.c (ix86_build_const_vector): Export.
4762 (ix86_split_convert_uns_si_sse): Rename from
4763 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4764 * config/i386/i386-protos.h: Update.
4766 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4769 * c-typeck.c (c_finish_return): Improve warning message.
4771 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4773 * alias.c (find_symbolic_term): Delete unused function.
4775 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4778 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4779 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4781 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4783 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4784 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4785 the function, temporarily point the debug interface to the null one.
4787 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4789 * dwarf2out.c (round_up_to_align): New static function.
4790 (field_byte_offset): Use it to round the offset.
4792 2007-02-12 Richard Henderson <rth@redhat.com>
4794 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4795 (inswl_const): Export.
4797 2007-02-12 Richard Henderson <rth@redhat.com>
4799 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4800 result mode of the libcall, convert back to outmode.
4802 2007-02-12 Roger Sayle <roger@eyesopen.com>
4804 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4805 (bswapdi2): New define_expand to implement 32-bit implementation.
4807 2007-02-12 Nick Clifton <nickc@redhat.com>
4809 * doc/invoke.texi (Overall Options): Document --help=.
4810 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4811 (cc1_options): Pass --help= on to cc1.
4812 (display_help): Add description of --help=.
4813 (process_command): Add code to handle --help=. Allow translated
4814 --help and --target-help switches to be passed on to compiler
4816 (main): Remove unused if statement.
4817 * opts.c (columns): Remove.
4818 (LEFT_COLUMN): Define.
4819 (wrap_help): Add columns argument.
4820 (print_filtered_help): Change parameters to be an include bitmask,
4821 an exclude bitmask, an any bitmask and the column width. Move the
4822 code to display the params list here. Add code to display the
4823 status of options rather than their descriptions if the quiet flag
4825 (print_specific_help): Change parameters to be an include bitmask,
4826 an exclude bitmask and an any bitmask. Move code to look up the
4827 column width here. Decide upon the title for an options listing.
4828 (common_handle_options): Add code to handle --help=. Adapt code
4829 for --help and --target-help to use the revised form of the
4830 print_specific_help function.
4831 (print_help): Delete.
4832 (print_param_help): Delete.
4833 (print_switch): Delete.
4834 * opts.h (cl_lang_count): Add prototype.
4835 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4836 CL_MAX_OPTION_CLASS): New defines.
4837 * optc-gen.awk: Add construction of cl_lang_count.
4838 * c.opt: Add Warning attribute to warning options and Optimization
4839 attribute to optimization options.
4840 * common.opt: Likewise.
4842 Add -fhelp and -ftarget-help as aliases for the transformed --help
4843 and --target-help options.
4844 * opt-functions.awk: Add code to handle Warning and Optimization
4847 2007-02-12 Richard Henderson <rth@redhat.com>
4849 * config/alpha/constraints.md: New file.
4850 * config/alpha/alpha.c: Include tm-constrs.h.
4851 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4852 alpha_extra_constraint): Remove.
4853 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4854 * config/alpha/alpha-protos.h: Update.
4855 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4856 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4857 (EXTRA_CONSTRAINT): Remove.
4858 * config/alpha/alpha.md: Include constraints.md.
4859 (adddi splitter): Use satisfies_constraint_*.
4860 * config/alpha/predicates.md (add_operand): Likewise.
4861 (sext_add_operand, addition_operation): Likewise.
4863 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4865 PR tree-optimization/29145
4866 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4867 in our handling of restrict qualified pointers.
4869 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4872 * doc/invoke.texi (Wunused-value): Update description.
4873 (Wextra): Delete item.
4874 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4875 value of Wunused-value.
4876 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4877 (c_finish_stmt_expr): Don't check extra_warnings.
4878 (emit_side_effect_warnings): The caller is responsible to check
4881 2007-02-11 Roger Sayle <roger@eyesopen.com>
4882 Matt Thomas <matt@3am-software.com>
4884 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4886 2007-02-11 Roger Sayle <roger@eyesopen.com>
4888 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4889 comparisons of POPCOUNT against zero.
4890 (simplify_const_relational_operation): Likewise.
4892 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4894 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4896 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4898 * dwarf2out.c (root_type): Delete unused function.
4900 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4902 * genattrtab.c (contained_in_p): Delete unused function.
4903 (write_expr_attr_cache): Likewise.
4905 2007-02-11 Jan Hubicka <jh@suse.cz>
4907 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4910 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4912 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4913 to add the REG_EQ* note.
4914 * see.c (see_merge_one_use_extension): Likewise.
4915 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4916 turn REG_EQUAL notes into REG_EQUIV notes if the target
4917 register may have more than one set.
4918 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4919 * gcse.c (try_replace_reg): Likewise.
4920 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4921 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4922 more than one REG_EQUIV note.
4923 * reload1.c (gen_reload): Use set_unique_reg_note.
4925 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4927 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4928 (ix86_builtin_conversion): New function.
4930 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4933 * tree.h (DECL_REPLACEABLE_P): New macro.
4934 * except.c (set_nothrow_function_flags): Likewise.
4936 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4937 Ira Rosen <irar@il.ibm.com>
4938 Dorit Nuzman <dorit@il.ibm.com>
4940 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4941 * targhooks.c (default_builtin_vectorized_conversion): New.
4942 * targhooks.h (default_builtin_vectorized_function): New declaration.
4943 * target.h (struct vectorize): Add builtin_conversion field.
4944 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4945 stmt_vec_info_type value.
4946 (vectorizable_conversion): New declaration.
4947 * tree-vect-analyze.c (vect_analyze_operations): Add
4948 vectorizable_conversion call.
4949 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4950 * tree-vect-transform.c (vectorizable_conversion): New function.
4951 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4952 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4954 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4955 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4956 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4957 or ALTIVEC_BUILTIN_VCFSX.
4959 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4962 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4963 CONST_DOUBLE and operand 0 is a hard register.
4964 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4965 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4966 is a hard floating-point register.
4968 2007-02-10 Richard Henderson <rth@redhat.com>
4969 Jakub Jelinek <jakub@redhat.com>
4970 Alexandre Oliva <aoliva@redhat.com>
4972 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4973 * builtin-types.def (BT_WORD): Make unsigned.
4974 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4975 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4976 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4977 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4978 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4979 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4981 * expr.c (emutls_var_address): New.
4982 (expand_expr_real_1): Expand emulated tls.
4983 (expand_expr_addr_expr_1): Likewise.
4984 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4985 * output.h (emutls_finish): Declare.
4986 * toplev.c (compile_file): Call it.
4987 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4988 address before wrapping in CONST.
4989 * varasm.c (emutls_htab, emutls_object_type): New.
4990 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4991 (get_emutls_object_name, get_emutls_object_type): New.
4992 (get_emutls_init_templ_addr, emutls_decl): New.
4993 (emutls_common_1, emutls_finish): New.
4994 (assemble_variable): When emulating tls, swap decls; generate
4995 constructor for the emutls objects.
4996 (do_assemble_alias): When emulating tls, swap decl and target name.
4997 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4999 * varpool.c (decide_is_variable_needed): Look at force_output.
5000 Recurse for emulated tls.
5001 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5002 with decide_is_variable_needed.
5003 * emutls.c: New file.
5004 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5005 tls_object for real tls.
5007 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5009 PR rtl-optimization/29599
5010 * reload1.c (eliminate_regs_in_insn): Take the destination
5011 mode into account when computing the offset.
5013 2007-02-09 Stuart Hastings <stuart@apple.com>
5014 Richard Henderson <rth@redhat.com>
5016 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5017 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5018 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5019 fixuns_truncdfhi2): New.
5020 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5021 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5022 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5023 (floatunssidf2): Allow nonimmediate source.
5024 * gcc/config/i386/sse.md (movdi_to_sse): New.
5025 (vec_concatv2di): Drop '*'.
5026 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5027 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5028 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5030 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5031 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5032 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5033 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5034 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5035 ix86_build_const_vector.
5036 (x86_emit_floatuns): Rewrite.
5038 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5040 * genautomata.c (longest_path_length): Delete unused function.
5041 (struct state): Delete unused longest_path_length.
5042 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5043 (get_free_state): Delete unused.
5045 2007-02-09 Jan Hubicka <jh@suse.cz>
5047 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5048 * doc/invoke.texi (inline-unit-growth): Update default value.
5050 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5051 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5052 (rebuild_cgraph_edges): Likewise.
5053 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5054 (dump_cgraph_node): Dump frequencies.
5055 (cgraph_clone_edge): Add frequency scales.
5056 (cgraph_clone_node): Add freuqnecy.
5057 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5058 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5059 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5060 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5061 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5062 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5063 (save_inline_function_body): Likewise.
5064 * ipa-inline.c: inluce rtl.h
5065 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5066 (cgraph_edge_badness): Use frequencies.
5067 (cgraph_decide_recursive_inlining): Update clonning.
5068 (cgraph_decide_inlining_of_small_function): Dump frequency.
5069 * predict.c (estimate_bb_frequencies): Export.
5070 * predict.h (estimate_bb_frequencies): Declare.
5071 * tree-inline.c (copy_bb): Watch overflows.
5072 (expand_call_inline): Update call of cgraph_create_edge.
5073 (optimize_inline_calls): Use TODO flags to update frequnecies.
5074 * passes.h: Include predict.h
5075 (init_optimization_passes): Move profile ahead.
5076 (execute_function_todo): Handle TODO_rebuild_frequencies.
5078 2007-02-09 Roger Sayle <roger@eyesopen.com>
5080 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5081 the insbl or inswl pattern into a register.
5083 2007-02-09 Roger Sayle <roger@eyesopen.com>
5085 * config/ia64/ia64.md (bswapdi2): New define_insn.
5087 2007-02-09 Richard Henderson <rth@redhat.com>
5089 * config/i386/constraints.md (Ym): New constraint.
5090 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5091 (movdi_1_rex64): Split sse and xmm general register moves from
5092 memory move alternatives. Use conditional register constraints.
5093 (movsf_1, movdf_integer): Likewise.
5094 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5095 (movdf_integer_rex64): New.
5096 (pushsf_rex64): Fix output constraints.
5097 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5098 (sse2_stored): Likewise.
5099 (sse2_storeq_rex64): New.
5100 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5101 amd and not generic.
5102 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5103 for optimize_size. Remove SF/DFmode hack.
5105 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5107 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5110 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5111 Richard Sandiford <richard@codesourcery.com>
5113 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5114 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5115 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5116 m68k/t-mlib to tmake_file.
5117 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5118 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5119 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5120 Allow it to be cf or m68k. Set m68k_arch_family. If that
5121 variable is not empty, add t-$m68k_arch_family to tmake_file.
5122 Add t-mlibs to tmake_file.
5123 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5124 * config/m68k/t-cf: New file.
5125 * config/m68k/t-m68k: Likewise.
5126 * config/m68k/t-mlibs: Likewise.
5127 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5128 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5129 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5130 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5131 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5133 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5134 (INSTALL_LIBGCC): Delete.
5135 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5136 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5137 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5138 (M68K_MLIB_CPU): Define.
5139 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5141 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5143 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5144 Richard Guenther <rguenther@suse.de>
5147 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5148 against INT_MIN/INT_MAX.
5149 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5150 file if a loop is removed.
5152 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5154 * calls.c (store_one_arg): Pass correct alignment to
5155 emit_push_insn for non-BLKmode values.
5156 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5157 unaligned stack slot via a suitably aligned slot.
5159 2007-02-08 DJ Delorie <dj@redhat.com>
5161 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5163 (legal_subregs): Use unsigned char, make const.
5164 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5166 2007-02-08 Paul Brook <paul@codesourcery.com>
5168 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5169 special interworking needed.
5171 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5173 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5174 conditional to __SSE2__.
5175 (Entries below should have been added to first ChangeLog
5176 entry for amdfam10 dated 2007-02-05)
5177 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5179 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5181 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5184 2007-02-08 DJ Delorie <dj@redhat.com>
5186 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5187 * config/m32c/m32c.c (legal_subregs): New.
5188 (m32c_illegal_subreg_p): New.
5189 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5190 unsupported subregs of hard regs.
5192 2007-02-08 Jan Hubicka <jh@suse.cz>
5194 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5195 the same one; always update histograms.
5197 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5199 * passes.c (init_optimization_passes): Tidy comment.
5201 2007-02-08 Roger Sayle <roger@eyesopen.com>
5203 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5204 strip zero_extend, bswap and rotates from POCOUNT's argument.
5205 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5206 zero_extend and rotates from PARITY's argument.
5207 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5208 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5209 of an integer constant at compile-time.
5211 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5214 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5216 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5219 * tree-ssa-live.c (remove_unused_locals): Do not remove
5220 TREE_ADDRESSABLE variables.
5221 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5222 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5223 FOR_CLOBBER. Update all users.
5224 If VAR has an associated alias set, add a virtual operand for
5225 it if no alias is found to conflict with the memory reference.
5227 2007-02-07 Jan Hubicka <jh@suse.cz>
5228 Robert Kidd <rkidd@crhc.uiuc.edu>
5230 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5232 2007-02-07 Ian Lance Taylor <iant@google.com>
5234 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5236 2007-02-07 Roger Sayle <roger@eyesopen.com>
5238 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5239 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5240 tablejumpdi, movsi_to_cr_one): Remove constraints from
5241 define_expand's match_operands.
5243 2007-02-07 Roger Sayle <roger@eyesopen.com>
5245 * global.c (compute_regsets): Move declatation of "i" inside of
5246 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5248 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5251 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5252 of INDIRECT_REF <RESULT_DECL>.
5254 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5256 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5257 Kaz Kojima <kkojima@gcc.gnu.org>
5260 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5262 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5264 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5266 * doc/loop.texi: Document possibility not to perform disambiguation
5267 of loops with multiple latches.
5268 * cfgloopmanip.c (alp_enum_p): Removed.
5269 (add_loop): Handle subloops. Use get_loop_body_with_size.
5270 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5271 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5272 the new forwarder block.
5273 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5274 Handle the case latch is NULL.
5275 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5276 when marking loop exits.
5277 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5279 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5280 disambiguate_loops_with_multiple_latches.
5281 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5282 before fix_loop_structure.
5283 * cfgloop.c: Include pointer-set.h and output.h.
5284 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5285 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5286 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5287 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5288 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5289 disambiguate_multiple_latches, get_loop_body_with_size,
5290 disambiguate_loops_with_multiple_latches): New functions.
5291 (flow_loop_dump): Dump multiple latch edges.
5292 (flow_loop_nodes_find): Handle loops with multiple latches.
5293 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5294 (glb_enum_p): Modified.
5295 (get_loop_body): Use get_loop_body_with_size.
5296 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5297 (AVOID_CFG_MODIFICATIONS): New constant.
5298 (disambiguate_loops_with_multiple_latches, add_loop,
5299 get_loop_body_with_size): Declare.
5300 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5302 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5305 * global.c (compute_regsets): New function.
5306 (global_alloc): Refactored ELIMINABLE_REGSET
5307 and NO_GLOBAL_ALLOC_REGS computation out.
5308 (rest_of_handle_global_alloc): Call compute_regsets()
5309 for non-optimizing case.
5311 2007-02-06 Richard Henderson <rth@redhat.com>
5313 * config/i386/constraints.md (Y2): Rename from Y.
5314 (Yi): New constraint.
5315 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5316 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5317 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5318 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5319 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5320 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5321 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5322 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5323 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5324 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5325 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5326 vec_extractv2si_1): Change Y constraints to Y2.
5327 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5328 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5329 Change Y constraints to Y2.
5330 (sse2_loadld): Change Y constraints to x.
5332 2007-02-06 Roger Sayle <roger@eyesopen.com>
5334 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5335 (parity<mode>2): New define_expand using rs6000_emit_parity.
5336 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5337 rs6000_emit_parity): New functions.
5338 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5339 rs6000_emit_parity): Prototype here.
5341 2007-02-06 Ian Lance Taylor <iant@google.com>
5343 * lower-subreg.c (simple_move_operand): Reject CONST.
5344 (resolve_clobber): Call validate_change rather than directly
5345 assigning to XEXP (pat, 0).
5347 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5349 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5350 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5351 (tree-cfg.o): Remove hashtab.h dependency.
5353 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5354 (struct ivopts_data): Change niters to pointer_map_t.
5355 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5356 (niter_for_exit): Create pointer_map on demand. Change for
5358 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5359 (free_loop_data): Destroy data->niters if created and reset field.
5360 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5361 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5363 * tree-ssa-reassoc.c: Include pointer-set.h.
5364 (bb_rank): Change to long *.
5365 (operand_rank): Change to pointer_map_t.
5366 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5367 (insert_operand_rank): Accept long.
5368 (operand_entry_hash, operand_entry_eq): Remove.
5369 (get_rank): Return long. Adjust for changes above.
5370 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5372 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5374 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5375 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5376 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5378 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5379 directly since it cannot be NULL.
5380 (get_vi_for_tree): Rewrite for pointer_map API.
5381 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5382 (init_alias_vars): Create vi_for_tree as pointer_map.
5383 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5385 * tree-cfg.c: Don't include hashtab.h.
5386 (edge_to_cases): Declare as pointer_map.
5387 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5389 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5390 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5391 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5393 (record_switch_edge): Delete.
5394 (get_cases_for_edge): Adjust for pointer_map API, inline
5395 record_switch_edge (rewritten for new API), remove goto.
5397 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5399 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5400 * tree-nested.c: Include pointer-set.h.
5401 (var_map_elt, var_map_eq, var_map_hash): Delete.
5402 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5404 (nesting_info_bitmap_obstack): New.
5405 (lookup_field_for_decl): Adjust for pointer_map API.
5406 (lookup_tramp_for_decl): Adjust for pointer_map API.
5407 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5408 (get_local_debug_decl): Adjust for pointer_map API.
5409 (convert_nl_goto_reference): Adjust for pointer_map API.
5410 (convert_nl_goto_receiver): Adjust for pointer_map API.
5411 (create_nesting_tree): Create outside GGC space. Create bitmap on
5412 the new obstack. Create field_map and var_map as pointer_maps.
5413 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5415 (lower_nested_functions): Move root here, no need to NULL it.
5416 Initialize and release the obstack.
5418 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5420 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5421 Remove prototypes and make them non-static.
5422 (struct tree_int_map): Remove.
5423 * tree.h (struct tree_int_map): Move here, turning TO into an
5425 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5427 * tree.h (TREE_COMPLEXITY): Remove.
5428 (struct tree_exp): Remove complexity field.
5429 * tree.c (build1_stat): Don't set it.
5431 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5432 Victor Kaplansky <victork@il.ibm.com>
5434 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5435 (vect_is_simple_reduction): Support reduction with induction as
5436 one of the operands.
5437 (vect_is_simple_iv_evolution): Fix formatting.
5438 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5439 formatting. Don't mark induction phis for vectorization.
5440 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5441 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5442 (vect_get_vec_def_for_operand): Support induction.
5443 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5445 (vectorizable_reduction): Support reduction with induction as one of
5447 (vectorizable_type_demotion): Use def-type of stmt argument rather
5448 than dummy def-type.
5450 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5451 flag_tree_scev_cprop.
5452 * common.opt (tree-scev-cprop): New flag.
5454 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5455 call to vect_get_new_vect_var.
5457 2007-02-06 Ira Rosen <irar@il.ibm.com>
5459 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5460 vectype is not NULL.
5461 (vect_pattern_recog_1): Likewise.
5463 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5465 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5466 (fold_negate_expr): Likewise.
5468 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5471 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5472 even if cv-qualification is the same.
5474 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5476 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5477 __enable_execute_stack on completion.
5479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5481 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5482 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5483 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5484 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5485 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5486 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5487 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5488 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5490 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5492 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5493 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5494 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5495 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5496 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5497 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5498 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5499 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5500 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5501 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5502 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5503 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5504 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5505 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5506 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5507 sqrtextenddfxf2_i387): Added amdfam10_decode.
5509 * config/i386/athlon.md (athlon_idirect_amdfam10,
5510 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5511 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5512 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5513 athlon_ivector_store_amdfam10): New define_insn_reservation.
5514 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5517 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5519 * config/i386/athlon.md (athlon_call_amdfam10,
5520 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5521 define_insn_reservation.
5522 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5523 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5524 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5526 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5528 * config/i386/athlon.md (athlon_sseld_amdfam10,
5529 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5530 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5532 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5534 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5535 define_insn_reservation.
5536 * config/i386/i386.md (sseins): Added sseins to define_attr type
5537 and define_attr unit.
5538 * config/i386/sse.md: Set type attribute to sseins for insertq
5541 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5543 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5544 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5545 ssecomi_load_amdfam10, ssecomi_amdfam10,
5546 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5547 define_insn_reservation.
5548 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5550 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5552 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5553 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5554 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5555 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5556 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5557 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5558 define_insn_reservation.
5560 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5561 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5562 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5563 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5564 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5568 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5569 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5570 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5571 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5572 athlon_ssemul_load_k8): Added amdfam10.
5574 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5576 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5577 (x86_sse_unaligned_move_optimal): New variable.
5579 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5581 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5582 for unaligned vector SSE double/single precision loads for AMDFAM10.
5584 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5586 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5587 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5588 Define TARGET_CPU_DEFAULT_amdfam10.
5589 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5590 (processor_type): Add PROCESSOR_AMDFAM10.
5592 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5593 processor_type in config/i386/i386.h.
5594 Enable imul peepholes for TARGET_AMDFAM10.
5596 * config.gcc: Add support for --with-cpu option for amdfam10.
5598 * config/i386/i386.c (amdfam10_cost): New variable.
5599 (m_AMDFAM10): New macro.
5600 (m_ATHLON_K8_AMDFAM10): New macro.
5601 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5602 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5603 x86_promote_QImode, x86_integer_DFmode_moves,
5604 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5605 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5606 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5607 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5608 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5609 Enable/disable for amdfam10.
5610 (override_options): Add amdfam10_cost to processor_target_table.
5611 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5612 processor_alias_table.
5613 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5614 (ix86_adjust_cost): Add code for amdfam10.
5616 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5618 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5619 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5620 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5621 * config/i386/i386.h: Add builtin definition for SSE4A.
5622 * config/i386/i386.md: Add support for ABM instructions
5624 * config/i386/sse.md: Add support for SSE4A instructions
5625 (movntss, movntsd, extrq, insertq).
5626 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5627 Add -march=amdfam10 flag.
5628 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5629 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5631 * doc/extend.texi: Add documentation for SSE4A builtins.
5633 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5635 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5637 2007-02-05 Richard Guenther <rguenther@suse.de>
5639 * tree-vectorizer.h (vectorizable_function): Add argument type
5640 argument, change return type.
5641 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5642 * tree-vect-transform.c (vectorizable_function): Handle extra
5643 argument, return vectorized function decl.
5644 (build_vectorized_function_call): Remove.
5645 (vectorizable_call): Handle calls with result and argument types
5646 differing. Handle loop vectorization factor correctly.
5647 * targhooks.c (default_builtin_vectorized_function): Adjust for
5649 * targhooks.h (default_builtin_vectorized_function): Likewise.
5650 * target.h (builtin_vectorized_function): Add argument type
5652 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5653 extra argument, allow vectorizing of lrintf.
5654 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5655 documentation of target hook.
5657 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5660 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5661 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5662 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5664 2007-02-05 Roger Sayle <roger@eyesopen.com>
5666 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5667 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5668 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5669 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5670 before canonicalizing sincos to cexpi.
5671 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5673 2007-02-05 Roger Sayle <roger@eyesopen.com>
5675 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5676 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5677 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5679 2007-02-05 Roger Sayle <roger@eyesopen.com>
5681 * mips-tfile.c (initialize_init_file): Correct endianness test.
5683 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5685 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5688 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5690 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5691 saves in a PARALLEL before the register assignments.
5693 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5695 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5696 DWARF_FRAME_RETURN_COLUMN to be a general register.
5697 * dwarf2out.c (init_return_column_size): New function, split from...
5698 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5699 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5700 to be nongeneral registers.
5701 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5703 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5704 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5706 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5708 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5710 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5712 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5713 (remove_path): Use can_remove_branch_p and remove_branch instead
5714 of loop_delete_branch_edge.
5715 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5716 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5717 Update profile using scale_dominated_blocks_in_loop.
5718 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5719 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5720 (can_remove_branch_p, remove_branch): Declare.
5721 * tree-cfg.c (tree_can_remove_branch_p): New function.
5722 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5723 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5724 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5726 2007-02-05 Jan Hubicka <jh@suse.cz>
5729 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5730 nodes in cgraph, don't remove offline copy of the function.
5732 2007-02-04 Jan Hubicka <jh@suse.cz>
5734 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5735 vectors might cause maybe_lookup_element_for_expr to be called
5736 on non-sra-candidate.
5738 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5740 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5741 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5742 spelling conventions.
5744 2007-02-04 Richard Guenther <rguenther@suse.de>
5747 * fold-const.c (try_move_mult_to_index): Make sure to not
5748 overflow one dimension of a multi-dimensional array access.
5750 2007-02-04 Jan Hubicka <jh@suse.cz>
5752 * passes.c (init_optimization_passes): Reindent.
5754 2007-02-04 Jan Hubicka <jh@suse.cz>
5755 Eric Botcazou <ebotcazou@adacore.com>
5757 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5758 (execute_fixup_cfg): Break out the abnormal goto code.
5759 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5760 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5761 (optimize_inline_calls): Call make_nonlocal_label_edges.
5763 2007-02-04 Jan Hubicka <jh@suse.cz>
5765 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5766 true when something was changed.
5767 (rename_ssa_copies): When something was changed, do
5768 TODO_remove_unused_locals.
5769 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5770 add TODO_remove_unused_locals when instruction was removed.
5772 2007-02-04 Jan Hubicka <jh@suse.cz>
5774 * ipa-inline.c (try_inline): Improve debug output; work on already
5776 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5777 call try_inline for already inlined edges too when flattening;
5778 inline also functions that make callee growth but overall unit size
5781 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5783 * config/m32c/bitops.md, config/m32c/jump.md,
5784 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5785 config/m32r/m32r.h, config/m32r/m32r.md,
5786 config/m32r/predicates.md, config/m68hc11/larith.asm,
5787 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5788 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5789 config/mips/mips-protos.h, config/mips/mips.c,
5790 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5791 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5792 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5793 spelling conventions.
5795 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5796 Follow spelling conventions.
5798 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5800 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5801 warn about C++0x compatibility.
5803 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5805 * config/h8300/h8300.c, config/h8300/h8300.h,
5806 config/h8300/h8300.md: Follow spelling conventions.
5808 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5811 * combine.c (try_combine): Do not substitute source operand
5812 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5814 2007-02-03 Jan Hubicka <jh@suse.cz>
5816 PR gcov-profile/30650
5817 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5818 do not divide by zero for never executed counters.
5819 (tree_find_values_to_profile): Fix counters.
5820 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5822 2007-02-03 Ian Lance Taylor <iant@google.com>
5824 * lower-subreg.c (simple_move_operand): New static function,
5825 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5827 (simple_move): Call simple_move_operand.
5828 (find_decomposable_subregs): Add special handling of MEMs.
5829 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5830 meaning of return value. If we see a hard register, test whether
5831 it can store a word_mode value. Change all callers.
5833 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5835 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5836 ftrapv insns and expanders.
5837 (subdi3): Change define_expand operand 1 to arith11_operand, and
5838 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5839 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5840 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5844 * varasm.c (notice_global_symbol): Treat global objects as weak when
5847 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5849 * emit-rtl.c (dconstpi): Delete.
5851 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5852 * real.h (dconstpi): Delete.
5854 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5855 (fold_builtin_hypot): Likewise.
5857 2007-02-03 Tom Tromey <tromey@redhat.com>
5860 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5861 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5863 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5865 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5866 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5867 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5868 config/rs6000/cell.md, config/rs6000/darwin.h,
5869 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5870 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5871 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5872 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5873 typos. Follow spelling conventions.
5874 * doc/invoke.texi: Follow spelling conventions.
5876 2007-02-03 Roger Sayle <roger@eyesopen.com>
5878 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5879 canonicalization transformations that attempt to simplify integer
5880 constant comparisons to become comparisons against zero.
5882 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5884 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5886 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5887 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5889 2007-02-02 Mike Stump <mrs@apple.com>
5891 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5892 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5893 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5894 generate a branch island.
5896 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5898 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5899 (xtensa_legitimate_address_p): New.
5900 (xtensa_legitimize_address): New.
5901 (xtensa_output_addr_const_extra): New.
5902 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5904 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5905 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5906 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5907 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5908 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5909 (xtensa_legitimize_address): New.
5910 (xtensa_output_addr_const_extra): New.
5912 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5914 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5916 2007-02-02 Ian Lance Taylor <iant@google.com>
5918 * expmed.c (expand_divmod): Add comment.
5920 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5922 * emit-rtl.c (renumber_insns): Remove.
5923 * flags.h: Remove the extern for flag_renumber_insns.
5924 * rtl.h: Remove the prototype for renumber_insns.
5925 * toplev.c (flag_renumber_insns): Remove.
5927 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5929 Revert for x86 darwin:
5930 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5932 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5933 code before the following patch under TARGET_MACHO.
5934 (ix86_function_value_regno_p): Likewise.
5936 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5941 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5944 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5945 general or fp registers. Add comments.
5946 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5948 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5950 * pointer-set.c (insert_aux): Only return insertion slot.
5951 (pointer_set_insert): Adjust.
5952 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5953 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5954 pointer_map_traverse): New.
5955 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5956 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5957 pointer_map_contains, pointer_map_traverse): Declare.
5959 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5962 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5963 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5965 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5967 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5969 (struct _dep): New type.
5970 (dep_t): New typedef.
5971 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5972 (DEP_STATUS): New access macro. The macro with the same name was
5973 renamed to DEP_LINK_STATUS.
5974 (dep_init): Declare function
5976 (struct _dep_link): New type.
5977 (dep_link_t): New typedef.
5978 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5979 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5980 (DEP_LINK_STATUS): New macro.
5981 (debug_dep_links): New debug function.
5983 (struct _deps_list): New type.
5984 (deps_list_t): New typedef.
5985 (DEPS_LIST_FIRST): New access macro.
5986 (FOR_EACH_DEP_LINK): New cycle macro.
5987 (create_deps_list, free_deps_list, delete_deps_list): Declare
5989 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5990 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5991 (copy_deps_list_change_con): Ditto.
5993 (move_dep_link): Declare function.
5995 (struct _dep_node): New type.
5996 (dep_node_t): New typedef.
5997 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5999 (struct haifa_insn_data.back_deps): New field to hold backward
6000 dependencies of the insn.
6001 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6003 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6004 Change its type to deps_list_t.
6005 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6006 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6007 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6009 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6011 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6013 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6015 (dep_cost): Declare.
6017 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6018 (ds_to_dk, dk_to_ds): New functions.
6020 (init_dep_1): New static function.
6021 (init_dep): New function.
6022 (copy_dep): New static function.
6024 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6026 (detach_dep_link): New static function.
6027 (move_dep_link): New function.
6029 (dep_links_consistent_p, dump_dep_links): New static functions.
6030 (debug_dep_links): New debugging function.
6032 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6034 (alloc_deps_list, init_deps_list): New static functions.
6035 (create_deps_list): New function.
6036 (clear_deps_list): New static function.
6037 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6038 (deps_list_consistent_p, dump_deps_list): New static functions.
6039 (debug_deps_list): New function.
6040 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6042 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6044 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6045 use new scheduler dependencies lists.
6046 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6047 (sched_analyze): Ditto. Initialize dependencies lists.
6048 (add_forw_dep, compute_forward_dependences): Update to use new
6049 scheduler dependencies lists.
6051 (init_dependency_caches): Init deps_obstack.
6052 (free_dependency_caches): Free deps_obstack.
6054 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6055 new scheduler dependencies lists.
6056 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6057 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6059 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6060 Update to use new scheduler dependencies lists.
6061 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6062 (debug_dependencies): Ditto.
6063 (schedule_region): Update comments.
6065 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6066 scheduler dependencies lists.
6067 (schedule_ebb): Update comments.
6069 * rtl.def (DEPS_LIST): Remove.
6071 * lists.c (unused_deps_list): Remove.
6072 (free_list): Update assertions.
6074 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6075 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6077 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6078 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6080 * haifa-sched.c (comments): Update.
6081 (insn_cost1): Remove. Inline the code into insn_cost ().
6082 (insn_cost): Update to use new scheduler dependencies lists. Move
6083 processing of the dependency cost to dep_cost ().
6084 (dep_cost): New function. Use it instead of insn_cost () when
6085 evaluating cost of the dependency. Use compatible interface to
6086 interact with the target.
6087 (priority): Update to use new scheduler dependencies lists.
6088 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6089 with greater number of insns that depend on the insn.
6090 (schedule_insn): Update to use new scheduler dependencies lists. Add
6091 code to free backward dependencies lists. Inline and optimize code
6092 from resolve_dep () - see PR28071.
6093 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6094 lists. Update call to targetm.sched.is_costly_dependence hook.
6096 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6097 scheduler dependencies lists.
6099 (resolve_dep): Remove. Move the logic to schedule_insn ().
6100 (init_h_i_d): Initialize dependencies lists.
6102 (process_insn_depend_be_in_spec): Rename to
6103 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6105 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6106 Update to use new scheduler dependencies lists.
6107 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6109 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6110 new scheduler dependencies lists.
6111 (build_intra_loop_deps): Ditto.
6113 * target.h (struct _dep): Declare to use in
6114 gcc_target.sched.is_costly_dependence.
6115 (struct gcc_target.sched.adjust_cost): Fix typo.
6116 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6117 single dep_t parameter instead of an equivalent triad.
6118 (struct gcc_target.sched.adjust_cost_2): Remove.
6120 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6122 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6124 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6126 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6128 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6129 (REG_DEP_TRUE): Document.
6131 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6132 Change signature to correspond to the targetm.sched.adjust_cost hook.
6133 Update use in TARGET_SCHED_ADJUST_COST_2.
6134 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6135 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6136 new scheduler dependencies lists.
6137 (ia64_gen_check): Ditto.
6139 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6142 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6143 signature to correspond to the targetm.sched.is_costly_dependence hook.
6144 (is_costly_group): Update to use new scheduler dependencies lists.
6146 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6147 instead of INSN_COST () macro.
6149 2007-02-01 Ian Lance Taylor <iant@google.com>
6151 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6153 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6155 * pa.md (tp_load): Correct mfctl instruction syntax.
6157 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6159 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6160 altivec_padding_size calculation on AIX. Improve comment, add
6161 assert to verify that it's right.
6163 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6166 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6169 * global.c (global_alloc): Add mising initialization of
6172 2007-02-01 Roger Sayle <roger@eyesopen.com>
6174 * alias.c (init_alias_analysis): Correct whitespace.
6175 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6176 partition_hot_cold_basic_blocks): Likewise.
6177 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6178 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6179 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6180 fold_builtin_snprintf_chk, fold_builtin_printf,
6181 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6182 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6183 * cfgcleanup.c (cleanup_cfg): Likewise.
6184 * cfgexpand.c (tree_expand_cfg): Likewise.
6185 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6186 * function.c (get_next_funcdef_no): Likewise.
6187 * gengtype.c (main): Likewise.
6188 * genmodes.c (main): Likewise.
6189 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6190 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6191 * ifcvt.c (noce_emit_move_insn): Likewise.
6192 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6194 * stor-layout.c (get_best_mode): Likewise.
6195 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6196 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6197 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6198 perform_var_substitution, solve_graph): Likewise.
6199 * tree-vrp.c (vrp_finalize): Likewise.
6201 2007-02-01 Ian Lance Taylor <iant@google.com>
6203 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6204 high part of a paradoxical subreg, return a constant zero.
6206 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6208 * toplev.c (lang_dependent_init): Call init_set_costs.
6209 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6211 2007-02-01 Richard Guenther <rguenther@suse.de>
6214 * fold-const.c (fold_negate_expr): Allow negating a
6215 constant if overflow does not change.
6217 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6219 * doc/c-tree.texi (Expression trees): Improve markup.
6220 * doc/tm.texi (Register Classes, Addressing Modes)
6221 (Floating Point): Fix spacing after abbreviations. Fix some
6224 2007-02-01 Ben Elliston <bje@au.ibm.com>
6226 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6227 * doc/contrib.texi: Likewise.
6228 * doc/install.texi: Likewise.
6230 2007-01-31 Richard Henderson <rth@redhat.com>
6231 Ian Lance Taylor <iant@google.com>
6233 * lower-subreg.c: New file.
6234 * rtl.def (CONCATN): Define.
6235 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6237 * emit-rtl.c (update_reg_offset): New static function, broken out
6238 of gen_rtx_REG_offset.
6239 (gen_rtx_REG_offset): Call update_reg_offset.
6240 (gen_reg_rtx_offset): New function.
6241 * regclass.c: Revert patch of 2006-03-05, restoring
6243 (clear_reg_info_regno): New function.
6244 * dwarf2out.c (concatn_loc_descriptor): New static function.
6245 (loc_descriptor): Handle CONCATN.
6246 * common.opt (fsplit_wide_types): New option.
6247 * opts.c (decode_options): Set flag_split_wide_types when
6249 * timevar.def (TV_LOWER_SUBREG): Define.
6250 * rtl.h (gen_reg_rtx_offset): Declare.
6251 (reg_scan_update): Declare.
6252 * regs.h (clear_reg_info_regno): Declare.
6253 * tree-pass.h (pass_lower_subreg): Declare.
6254 (pass_lower_subreg2): Declare.
6255 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6256 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6258 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6259 * Makefile.in (OBJS-common): Add lower-subreg.o.
6260 (lower-subreg.o): New target.
6262 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6264 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6266 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6269 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6271 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6274 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6276 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6278 * cfgloop.h: Include vec-prim.h.
6279 (enum li_flags): Remove LI_ONLY_OLD.
6280 (loop_iterator): Changed.
6281 (fel_next, fel_init): Iterate over loop tree.
6282 (FOR_EACH_LOOP_BREAK): New macro.
6283 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6285 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6286 * modulo-sched.c (sms_schedule): Ditto.
6287 * tree-vectorizer.c (vectorize_loops): Ditto.
6288 * doc/loop.texi: Update information on loop numbering and behavior of
6289 FOR_EACH_LOOP wrto new loops.
6290 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6291 add_to_evolution_1): Test nestedness of loops instead of comparing
6293 * tree-chrec.c (chrec_fold_plus_poly_poly,
6294 chrec_fold_multiply_poly_poly, chrec_evaluate,
6295 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6296 reset_evolution_in_loop): Ditto.
6297 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6299 2007-01-31 Dirk Mueller <dmueller@suse.de>
6301 * c-common.c (warn_about_parentheses): Separate warning about
6302 un-parenthized sequence of comparison operators from the one
6303 which is supposed to warn about x <= y <= z.
6305 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6307 * optabs.h (enum optab_index): Add new OTI_isinf.
6308 (isinf_optab): Define corresponding macro.
6309 * optabs.c (init_optabs): Initialize isinf_optab.
6310 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6312 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6313 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6315 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6316 expand_builtin_interclass_mathfn.
6317 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6318 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6319 (fxam<mode>2_i387): New insn pattern.
6320 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6321 built-in functions as x87 inline asm.
6323 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6325 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6327 2007-01-30 Eric Christopher <echristo@apple.com>
6329 * config.gcc: Add geode.
6331 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6333 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6334 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6335 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6336 value-prof.c: Fix comment typos.
6338 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6341 * doc/invoke.texi (Wpointer-arith): Document warning.
6343 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6345 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6346 the list of discrepancies from the draft TR.
6348 2007-01-30 Dirk Mueller <dmueller@suse.de>
6351 * doc/invoke.texi (-Wreturn-type): Update description to
6354 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6356 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6358 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6360 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6361 to handle optabs that operate on floating point input argument and
6362 output to integer output.
6363 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6364 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6365 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6366 expand_builtin_interclass_mathfn ().
6367 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6369 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6370 ilogbl built-in functions as x87 intrinsics.
6372 2007-01-30 Richard Guenther <rguenther@suse.de>
6375 * dwarf2out.c (reference_to_unused): Query varpool if the
6376 variable was output.
6378 2007-01-30 Richard Guenther <rguenther@suse.de>
6381 * passes.c (execute_one_pass): Reset in_gimple_form to not
6382 confuse non-unit-at-a-time mode.
6384 2007-01-29 Roger Sayle <roger@eyesopen.com>
6385 Richard Guenther <rguenther@suse.de>
6387 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6388 avoid undefined behaviour on overflow. Use force_fit_type_double
6389 to construct the constant with the specified TREE_OVERFLOW.
6391 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6393 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6394 * config/dfp-bit.h: Ditto.
6396 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6398 * c-decl.c (pop_scope): Replace warnings with call to
6399 warn_for_unused_label.
6400 * c-common.h (warn_for_unused_label): Declare.
6401 * c-common.c (warn_for_unused_label): Define.
6403 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6405 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6408 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6410 * Makefile.in (USER_H): Remove decfloat.h.
6411 * ginclude/decfloat.h: Delete, moving contents to ...
6412 * ginclude/float.h: Add support for decimal floating point,
6413 guarded by __STDC_WANT_DEC_FP__.
6415 2007-01-29 Mike Stump <mrs@apple.com>
6417 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6418 Analysis and Representation to resolve case insensitive conflict.
6419 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6421 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6423 * tree.h (struct tree_memory_tag): Add aliases member.
6424 (MTAG_ALIASES): New macro.
6425 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6426 (add_may_alias): Remove pointer-set. Update for may_aliases being
6428 (mark_aliases_call_clobbered): Update for may_aliases being a
6430 (compute_tag_properties): Ditto.
6431 (create_partition_for): Ditto.
6432 (compute_memory_partitions): Ditto.
6433 (dump_may_aliases_for): Ditto.
6434 (is_aliased_with): Ditto.
6435 (add_may_alias_for_new_tag): Ditto.
6436 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6437 (compute_is_aliased): New function.
6438 (compute_may_aliases): Call compute_is_aliased).
6439 (init_alias_info): Initialize alias_bitmap_obstack.
6440 (union_alias_set_into): New function.
6441 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6442 (have_common_aliases_p): Rewrite to take two bitmaps and use
6444 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6446 (finalize_ref_all_pointers): Update for add_may_alias changes.
6447 (new_type_alias): Ditto.
6448 * tree-flow-inline.h (may_aliases): Return a bitmap.
6449 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6450 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6451 may_aliases being a bitmap.
6452 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6453 may_aliases now returns a bitmap.
6454 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6456 * tree-ssa-operands.c (add_virtual_operand): Update for
6457 may_aliases being a bitmap.
6459 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6461 PR tree-optimization/30630
6462 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6463 variable as changed.
6465 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6468 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6469 expanded only once even if an error occurs.
6471 2007-01-29 Ben Elliston <bje@au.ibm.com>
6473 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6474 (__gcov_average_profiler): Likewise.
6475 (__gcov_ior_profiler): Likewise.
6476 (__gcov_merge_ior): Likewise.
6478 2007-01-28 Jan Hubicka <jh@suse.cz>
6480 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6481 * value-prof.c (stringop_block_profile): Likewise.
6483 2007-01-28 Jan Hubicka <jh@suse.cz>
6485 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6486 variant handling histograms; add wrapper.
6487 (clear_storage_via_libcall): Export.
6488 (emit_block_move_hints): Break out from ...; add histograms.
6489 (emit_block_move): ... this one.
6490 (clear_storage_hints): Break out from ...; add histograms.
6491 (clear_storage): ... this one.
6492 (set_storage_via_memset): Handle histogram.
6493 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6494 (clear_storage_hints, clear_storage_via_libcall): Declare.
6495 (set_storage_via_setmem): Update prototype.
6496 * doc/md.texi (movmem, setmem): Document new arguments.
6498 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6500 (stringop_block_profile): New global function.
6501 (tree_stringops_values_to_profile): Profile block size and alignment.
6502 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6504 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6505 (stringop_block_profile): Declare.
6506 * builtins.c: Include value-prof.h.
6507 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6508 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6509 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6510 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6511 * profile.c (instrument_values): Add new counters.
6512 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6514 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6515 (tree_init_edge_profiler): Build new profilers.
6516 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6517 (pass_tree_profile): Add dump.
6518 (tree_profile_hooks): Update.
6519 * Makefile.in (LIBGCOV): Add new constants.
6520 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6521 __gcov_ior_profiler): New.
6522 * i386.md (movmem/setmem expanders): Add new optional arguments.
6524 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6526 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6528 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6530 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6531 (tree_unswitch_single_loop): Pass eni_size_weights to
6532 tree_num_loop_insns.
6533 * tree-ssa-loop-manip.c: Include tree-inline.h.
6534 (can_unroll_loop_p): Pass eni_size_weights to
6535 tree_num_loop_insns.
6536 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6537 Pass eni_size_weights to estimate_num_insns.
6538 * tree.h (init_inline_once): Export.
6539 * toplev.c (backend_init): Call init_inline_once.
6540 * cgraphunit.c (cgraph_process_new_functions,
6541 cgraph_analyze_function): Pass eni_inlining_weights to
6543 * ipa-inline.c (compute_inline_parameters): Ditto.
6544 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6545 to estimate_num_insns.
6546 (try_unroll_loop_completely): Pass eni_size_weights to
6547 tree_num_loop_insns.
6548 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6549 ot estimate_num_insns.
6550 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6551 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6552 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6553 eni_time_weights): New variables.
6554 (init_inline_once): Initialize them.
6555 (struct eni_data): Mew.
6556 (estimate_num_insns_1, estimate_num_insns): Use weights.
6557 * tree-inline.h (struct eni_weights_d): New.
6558 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6559 (estimate_num_insns): Declaration changed.
6560 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6561 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6562 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6564 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6566 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6567 relations in the conflict function is valid.
6569 2007-01-27 Ian Lance Taylor <iant@google.com>
6571 * common.opt: Add fstrict-overflow.
6572 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6573 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6574 (TYPE_OVERFLOW_UNDEFINED): Define.
6575 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6577 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6578 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6579 (fold_negate_expr): Likewise.
6580 (make_range): Likewise.
6581 (extract_muldiv_1): Likewise.
6582 (maybe_canonicalize_comparison): Likewise.
6583 (fold_comparison): Likewise.
6584 (fold_binary): Likewise.
6585 (tree_expr_nonnegative_p): Likewise.
6586 (tree_expr_nonzero_p): Likewise.
6587 * tree-vrp.c (compare_values): Likewise.
6588 (extract_range_from_binary_expr): Likewise.
6589 (extract_range_from_unary_expr): Likewise.
6590 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6592 (nowrap_type_p): Likewise.
6593 * tree-scalar-evolution.c (simple_iv): Likewise.
6594 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6595 (build_range_check): Likewise.
6596 (extract_muldiv_1): Likewise.
6597 (fold_comparison): Likewise.
6598 * tree-vrp.c (vrp_int_const_binop): Likewise.
6599 (extract_range_from_unary_expr): Likewise.
6600 * convert.c (convert_to_integer): Likewise.
6601 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6602 (fold_comparison): Likewise.
6603 (fold_binary): Likewise.
6604 * optabs.c (optab_for_tree_code): Likewise.
6605 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6606 * simplify-rtx.c (simplify_const_relational_operation): Check
6607 flag_strict_overflow and flag_trapv.
6608 (simplify_const_relational_operation): Likewise.
6609 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6610 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6613 2007-01-27 Roger Sayle <roger@eyesopen.com>
6615 * tree.c (tree_fold_gcd): Delete.
6616 * tree.h (tree_fold_gcd): Remove prototype.
6617 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6618 test whether one constant integer is a multiple of another. Instead
6619 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6620 * fold-const.c (multiple_of_p): We've determined both TOP and
6621 BOTTOM are integer constants so we can call int_const_binop directly
6622 instead of the more generic const_binop.
6624 2007-01-27 Roger Sayle <roger@eyesopen.com>
6626 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6627 1*X check that the constant hasn't overflowed, to preserve the
6629 (round_up): Provide an efficient implementation when rouding-up an
6630 INTEGER_CST to a power-of-two.
6632 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6634 * doc/sourcebuild.texi: Add comma for clarity.
6635 * doc/extend.texi: Fix some typos.
6636 * doc/passes.texi: Likewise.
6637 * doc/cppinternals.texi: Likewise.
6638 * doc/c-tree.texi: Likewise.
6639 * doc/tree-ssa.texi: Likewise.
6640 * doc/install.texi: Likewise.
6642 2007-01-27 Jan Hubicka <jh@suse.cz>
6644 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6645 (pass_sra): Do not require alias information.
6646 * passes.c (init_optimization_passes): Add SRA
6648 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6650 * tracer.c (rest_of_handle_tracer): We already cleaned
6651 up the CFG in tracer() so don't do it here again.
6652 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6653 cleanup_cfg here, either. And don't call renumber_insns.
6655 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6656 and BB_HEAD are in the insn stream here. Instead make sure
6657 that BB_INSN is valid on all insns. Also, do check here that
6658 there are no pending branch predictions...
6659 (rtl_verify_flow_info): ...instead of doing it here. Checks
6660 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6663 2007-01-26 Roger Sayle <roger@eyesopen.com>
6665 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6666 function to simplify/factorize operand order canonicalization.
6667 (ix86_fixup_binary_operands): Reorganize using the above function.
6668 (ix86_binary_operator_ok): Likewise.
6670 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6672 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6673 file scope from optimize_attrs.
6674 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6676 (optimize_attrs): Clear insn_code_values after freeing it.
6678 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6680 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6681 a parts.base assignment.
6683 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6685 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6686 (compute_subscript_distance, initialize_data_dependence_relation,
6687 finalize_ddr_dependent, analyze_ziv_subscript,
6688 analyze_siv_subscript_cst_affine,
6689 compute_overlap_steps_for_affine_univar,
6690 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6691 analyze_siv_subscript, analyze_miv_subscript,
6692 analyze_overlapping_iterations, subscript_dependence_tester_1,
6693 compute_self_dependence, free_dependence_relation): Work
6694 with affine_fn instead of chrecs.
6695 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6696 common_affine_function, affine_function_base,
6697 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6698 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6699 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6700 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6701 (all_chrecs_equal_p): Removed.
6702 * tree-data-ref.h (affine_fn, conflict_function): New types.
6703 (struct subscript): Change type of conflicting_iterations_in_a
6704 and conflicting_iterations_in_b.
6706 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6709 * config/pa/pa.h (TARGET_HPUX_11): New.
6710 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6711 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6713 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6714 Richard Guenther <rguenther@suse.de>
6716 * tree-ssa-structalias.c (solve_graph): Handle case
6717 we merged the variable to another.
6719 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6724 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6725 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6727 2007-01-25 DJ Delorie <dj@redhat.com>
6729 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6730 allow changes to modes which don't fit in those registers.
6732 * reload1.c (choose_reload_regs): Check for invalid subregs before
6733 computing their locations, not after.
6735 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6738 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6739 save Altivec registers in an eh_return function.
6740 (compute_vrsave_mask): Likewise.
6741 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6742 for saving Altivec registers.
6743 (rs6000_emit_prologue): Don't allocate stack twice in
6744 eh_return function. Correct expected value of altivec_save_offset
6745 when using save_world. Describe save of R0 to stack when using
6746 save_world. Describe stack pointer adjustment when using
6747 save_world. Remove duplicated eh_return parameter register saving.
6748 Update sp_offset variable after save_world.
6749 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6751 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6752 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6755 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6757 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6759 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6762 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6763 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6765 2007-01-25 Richard Guenther <rguenther@suse.de>
6767 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6768 * common.opt (-Wcoverage-mismatch): New warning option.
6769 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6770 if -Wcoverage-mismatch is given.
6772 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6774 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6775 (ipcp_driver): Change to static definition.
6776 Add dumping of the ifunctions.
6777 (constant_val_insert): Remove unused parameter. Support for SSA.
6778 (ipcp_propagate_const): Support for SSA.
6779 (ipcp_profile_bb_print): Print only analyzed nodes.
6780 (ipcp_replace_map_create): Remove support for Fortran constant
6782 * ipa-prop.c (ipa_method_modify_stmt,
6783 ipa_callsite_compute_param): Support for SSA.
6784 * ipa-prop.h (ipcp_driver): Remove declaration.
6785 (IS_VALID_TREE_MAP_INDEX): Add define.
6787 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6789 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6791 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6795 constant argument to cabs and do it without checking for
6796 -funsafe-math-optimizations.
6798 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6800 * c-common.h (RID_FIRST_CXX0X): New.
6801 (RID_LAST_CXX0X): New.
6802 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6804 * c.opt (Wc++0x-compat): New.
6805 * doc/invoke.texi (-Wc++0x-compat): Document.
6807 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6809 * builtins.c (fold_builtin_carg): New.
6810 (fold_builtin_1): Use it.
6812 2007-01-24 Jan Hubicka <jh@suse.cz>
6814 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6816 * ipa-inline.c (initial_insns, max_insns): Delete.
6817 (compute_max_insns): New function.
6818 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6819 of insns as base for code growth.
6820 (cgraph_decide_inlining): Make initial_insns local; do not compute
6822 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6823 * doc/invoke.texi (inline-unit-growth): Update docs.
6825 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6827 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6828 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6829 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6830 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6831 for CPUs that have PTA_CX16 set.
6834 * gimplify.c (omp_check_private): New function.
6835 (gimplify_scan_omp_clauses): Use it for
6836 firstprivate/lastprivate/reduction.
6839 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6840 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6843 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6844 If lower_lastprivate_clauses emits some statements, append them
6845 to dlist rather than body_p and to body_p append an initializer.
6846 (lower_omp_for): Adjust caller.
6848 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6850 * target.h (globalize_decl_name): New.
6851 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6852 * output.h (default_globalize_decl_name): New.
6853 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6855 (globalize_decl): Ditto.
6856 (default_globalize_decl_name): New.
6857 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6858 (ia64_handle_version_id_attribute): New.
6859 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6860 (ia64_asm_output_external): Use globalize_decl_name instead
6862 * doc/extend.texi (version_id): New pragma.
6863 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6865 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6867 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6868 _uleb128_t and _Unwind_SWord with _sleb128_t.
6869 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6870 uw_frame_state_for, uw_update_context_1): Likewise.
6871 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6872 * unwind-pe.h (read_uleb128, read_sleb128,
6873 read_encoded_value_with_base): Likewise.
6874 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6876 2007-01-24 Richard Guenther <rguenther@suse.de>
6878 * builtins.c (expand_builtin_cexpi): Get the fndecl
6879 for cexp in the correct way.
6881 2007-01-24 Jan Hubicka <jh@suse.cz>
6883 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6885 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6887 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6888 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6889 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6890 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6891 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6892 __SIZEOF_PTRDIFF_T__.
6893 * doc/cpp.texi: Documentation for the new builtin macros added.
6895 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6897 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6898 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6899 instead of operands[2] to avoid access past the end of array.
6901 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6903 * reload1.c (emit_reload_insns): Pass the reload register
6904 for a non-spill output reload through forget_old_reloads_1.
6906 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6908 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6909 _SOFT_DOUBLE if doubles use software floating-point.
6910 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6911 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6912 * config/rs6000/darwin-ldouble.c: Also compile functions for
6913 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6914 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6915 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6916 commented-out long double override.
6917 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6918 * config/rs6000/eabispe.h: Likewise.
6919 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6920 long double for non-SPE.
6921 (rs6000_handle_option): Likewise.
6922 (invalid_e500_subreg): Disallow more subregs involding DImode,
6923 DFmode, TImode or TFmode.
6924 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6926 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6928 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6929 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6931 (rs6000_legitimate_address): Also check for TFmode for E500
6933 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6934 (spe_build_register_parallel): Handle TFmode and TCmode.
6935 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6937 (function_arg): Handle TFmode and TCmode for E500 double.
6938 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6940 (print_operand): Handle TFmode and TImode for %y.
6941 (rs6000_generate_compare): Handle TFmode comparisons for E500
6943 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6944 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6945 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6946 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6947 TFmode for E500 double.
6948 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6949 (floatsidf2): Enable for E500 double.
6950 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6951 (extenddftf2): Change to extenddftf2_fprs.
6952 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6953 depending on TARGET_E500_DOUBLE.
6954 (extendsftf2): Enable for E500 double.
6955 (trunctfdf2): Enable for E500 double.
6956 (trunctfsf2): Change to trunctfsf2_fprs.
6957 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6958 depending on TARGET_E500_DOUBLE.
6959 (floatsitf2): Enable for E500 double.
6960 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6961 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6962 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6963 (negtf2): Change to negtf2_internal.
6964 (negtf2): New expander.
6965 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6966 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6967 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6968 (movdi_internal32): Use rs6000_nonimmediate_operand.
6969 (unnamed splitter): Likewise.
6970 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6971 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6972 (SPE64TF, DITI): New mode macros.
6973 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6976 (frob_<mode>_di_2): New.
6977 (frob_tf_di_8_2): New.
6978 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6980 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6982 (frob_ti_<mode>_8_2): New.
6983 (frob_ti_tf_2): New.
6984 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6985 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6987 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6988 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6989 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6990 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6991 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6992 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6995 2007-01-23 Ian Lance Taylor <iant@google.com>
6997 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6999 (OBJS-archive): Reformat, alphabetize.
7000 (OBJS): Change out_object_file to OBJS-md.
7002 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7005 JUMP_P and CALL_P predicates where applicable.
7006 * config/i386/i386.c: Ditto.
7007 * config/i386/i386.md: Ditto.
7008 * config/i386/mmx.md: Ditto.
7009 * config/i386/predicates.md: Ditto.
7011 2007-01-22 Andreas Schwab <schwab@suse.de>
7013 * config/m68k/m68k.h: Fix comment.
7015 2007-01-22 Jan Hubicka <jh@suse.cz>
7017 * passes.c (init_optimization_passes): Do not rerun
7018 pass_early_warn_uninitialized.
7020 2007-01-22 Richard Guenther <rguenther@suse.de>
7022 PR tree-optimization/30038
7023 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7025 (execute_cse_sincos_1): Likewise.
7026 (execute_cse_sincos): Likewise.
7027 (gate_cse_sincos): Likewise.
7028 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7029 the cexpi() canonicalization of sincos().
7030 * tree-pass.h (pass_cse_sincos): Declare.
7031 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7033 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7035 PR rtl-optimization/29329
7036 * combine.c (replaced_rhs_insn): Rename to i2mod.
7037 (replaced_rhs_value): Rename to i2mod_new_rhs.
7038 (i2mod_old_rhs): New global variable.
7039 (combine_instructions): Adjust for above change. Save a copy of
7040 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7041 note are substituted in the second instruction.
7042 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7043 ditch the note if it pertains to the second eliminated register
7044 and this register is mentioned in i2mod_old_rhs.
7047 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7049 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7050 the insn to which the note was originally attached.
7052 2007-01-21 Jan Hubicka <jh@suse.cz>
7054 * ipa-inline.c (inlining_mode): Comment, move up.
7055 (cgraph_decide_inlining_incrementally): Do not perform inlining
7056 itself; fix handling of flattening of self recursive functions.
7057 (cgraph_find_cycles): Remove.
7058 (cgraph_flatten_node): Remove.
7059 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7060 (try_inline): New function.
7061 (cgraph_early_inlining): Update call of
7062 cgraph_decide_inlining_incrementally. Apply inlining here.
7063 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7065 2007-01-21 Dirk Mueller <dmueller@suse.de>
7068 * tree-vrp.c (check_array_bounds): do not warn
7069 about ADDR_EXPR's of ARRAY_REF's which are immediately
7070 used in binary expressions.
7072 2007-01-21 Ira Rosen <irar@il.ibm.com>
7074 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7075 read_write_dep and macros for its access.
7076 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7077 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7078 argument, call vect_check_interleaving for every independent pair of
7079 data-refs. Mark loads that access the same memory location as a store
7081 (vect_check_dependences): Remove.
7082 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7083 call, fix the call to vect_analyze_data_ref_dependence.
7084 (vect_analyze_data_ref_access): For statements that access the same
7085 data-ref, check that they are not stores; for loads, check that there
7086 is no store that access the same location.
7088 2007-01-20 Roger Sayle <roger@eyesopen.com>
7089 Joseph Myers <joseph@codesourcery.com>
7091 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7092 (-fdump-rtl-stack): Likewise.
7093 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7094 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7095 (-mpt-fixed): Use @minus{} for minus sign.
7096 (Using Precompiled Headers): Fix under/overfull hbox.
7098 2007-01-20 Jan Hubicka <jh@suse.cz>
7100 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7101 place within annotation.
7103 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7105 * pa.c (output_move_double): Change array size of xoperands to 4.
7107 2007-01-20 Jan Hubicka <jh@suse.cz>
7109 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7112 2007-01-19 Ian Lance Taylor <iant@google.com>
7114 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7115 constant to unsigned HOST_WIDE_INT before negating.
7117 2007-01-19 Ian Lance Taylor <iant@google.com>
7119 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7121 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7122 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7123 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7124 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7125 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7126 (realloc_vdef, realloc_vuse): Change second parameter to
7128 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7130 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7131 unsigned. Change x and lim locals to unsigned.
7132 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7134 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7135 (copy_virtual_operands): Change i and n locals to unsigned.
7137 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7140 * builtins.c (fold_builtin_1): Handle builtin fdim.
7142 2007-01-20 Jan Hubicka <jh@suse.cz>
7144 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7145 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7146 init_alias_heapvars.
7147 (init_alias_heapvars): Initialize only when not already initialized.
7148 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7150 2007-01-19 Roger Sayle <roger@eyesopen.com>
7152 * common.opt (fsigned-zeros): New command line option.
7153 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7154 of flag_unsafe_math_optimizations.
7155 * opts.c (set_fast_math_flags): The -ffast-math command line option
7156 implies -fno-signed-zeros.
7157 (fast_math_flags_set_p): Likewise.
7159 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7160 the documentation of -ffast-math appropriately. Wrap long lines.
7162 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7164 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7165 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7167 2007-01-19 Tomas Bily <tbily@suse.cz>
7169 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7171 (tree_init_ic_make_global_vars): New function
7172 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7173 (tree_gen_ic_profiler): New function
7174 (tree_gen_ic_func_profiler): New function
7175 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7176 (tree_profile_hooks): Added hook for indirec/virtual calls
7177 * value-prof.c (tree_find_values_to_profile): New case for
7179 (tree_values_to_profile): Call for determining indirect/virtual
7181 (tree_indirect_call_to_profile): New function
7182 (tree_ic_transform): New function
7183 (tree_ic): New function
7184 (find_func_by_pid): New function
7185 (init_pid_map): New function
7186 (tree_value_profile_transformations): Added check for
7187 indirect/virtual call transformation
7188 * value-prof.h (enum hist_type): New counter type for
7189 indirect/virtual calls
7190 (profile_hooks): Added new hook for profiling indirect/virtual
7192 * profile.c (instrument_values): New case for indirect/virtual
7194 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7195 (GCOV_COUNTER_V_INDIR): New counter type
7196 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7197 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7199 * cgraph.c: Definition of cgraph_max_pid
7200 (cgraph_create_node): Default init of pid attribute
7201 * cgraph.h: Declaration of cgraph_max_pid
7202 (struct cgraph_node): Added pid attribute
7203 * libgcov.c (__gcov_indirect_call_profiler): New function
7204 (__gcov_one_value_profiler_body): New function
7205 (__gcov_one_value_profiler): Body was moved to
7206 __gcov_one_value_profiler_body and calls it
7208 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7210 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7211 * gengtype.c (write_types_data, write_func_for_structure,
7212 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7213 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7214 (walk_type, write_func_for_structure): Generate the mark_hook if
7217 2007-01-19 Jan Hubicka <jh@suse.cz>
7219 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7220 'early' argument take inlining mode argument specifying whether to
7221 inline for size/speeed or all functions; add support for flattening;
7223 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7225 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7228 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7229 the name of the declared identifier.
7231 2007-01-19 Dirk Mueller <dmueller@suse.de>
7233 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7234 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7235 duplicate evaluation.
7237 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7239 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7240 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7241 to XFMode, use acosxf2 and truncate result to requested mode.
7242 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7243 (asin<mode>2): Similarly, with asin expanders.
7244 (*fscalexf4_i387): Rename from *fscalexf4.
7245 (expNcorexf3): New expander.
7246 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7247 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7248 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7249 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7250 patterns for SSE math.
7251 (exp10<mode>2): Similarly, with exp10 expanders.
7252 (exp2<mode>2): Similarly, with exp2 expanders.
7253 (expm1<mode>2): Similarly, with expm1 expanders.
7254 (ldexp<mode>3): Similarly, with ldexp expanders.
7255 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7256 Use gen_truncxf<mode>2_i387_noop to truncate result.
7258 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7260 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7261 for ColdFire targets.
7263 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7264 Richard Sandiford <richard@codesourcery.com>
7266 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7267 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7268 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7269 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7270 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7271 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7273 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7275 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7276 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7277 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7278 (*adddi_dilshr32_cf): New pattern.
7279 (adddi3, subdi3): Remove first alternatives.
7281 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7283 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7284 implemented using move.l, do not use its cc result for floating-point
7287 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7289 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7290 from accepting 's' constraints if flag_pic.
7292 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7294 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7295 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7296 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7297 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7299 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7301 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7302 ColdFire alternatives.
7303 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7304 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7305 architectures that support ff1 instruction.
7307 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7308 Julian Brown <julian@codesourcery.com>
7310 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7311 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7312 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7315 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7317 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7319 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7320 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7321 HOST_WIDE_INT instead of an rtx.
7322 (m68k_rtx_costs): Update call accordingly.
7323 (output_move_const_into_data_reg): Likewise. Fix formatting.
7324 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7326 (output_move_simode_const): Update calls after above changes.
7327 Rework to use automatic variables and predicates like MEM_P.
7328 * config/m68k/m68k.md (pushexthisi_const): Update call to
7331 2007-01-19 Dirk Mueller <dmueller@suse.de>
7333 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7336 2007-01-19 Richard Guenther <rguenther@suse.de>
7338 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7339 via cexp in case sincos is not available.
7341 2007-01-19 Richard Guenther <rguenther@suse.de>
7343 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7344 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7345 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7346 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7347 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7348 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7349 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7350 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7352 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7356 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7357 (atan2xf3): Directly generate RTL pattern.
7358 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7359 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7360 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7361 disable patterns for SSE math.
7362 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7363 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7364 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7365 disable patterns for SSE math.
7367 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7369 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7371 2007-01-18 Roger Sayle <roger@eyesopen.com>
7373 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7374 VIEW_CONVERT_EXPR to the same type as it's operand.
7376 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7378 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7379 configured for long double 128.
7381 2007-01-18 Mike Stump <mrs@apple.com>
7383 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7386 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7388 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7391 2007-01-18 Jan Hubicka <jh@suse.cz>
7393 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7394 greater than NUM_VOP_FREE_BUCKETS.
7396 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7398 * tree-ssa-structalias.c: Update comments.
7399 (ptabitmap_obstack): Removed.
7401 (oldpta_obstack): Ditto.
7402 (stats): Add a few members.
7403 (struct variable_info): Remove node, complex, address_taken, and
7404 indirect_target members. Add oldsolution member.
7405 (new_var_info): Do not initialize removed members.
7406 (constraint_expr_type): Remove INCLUDES.
7407 (constraint_graph): Add size, implicit_preds, rep,
7408 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7409 (FIRST_REF_NODE): New macro.
7410 (LAST_REF_NODE): Ditto.
7411 (FIRST_ADDR_NODE): Ditto.
7412 (find): New function.
7414 (dump_constraint): Do not handle INCLUDES.
7415 (insert_into_complex): Do not insert duplicate constraints.
7416 (condense_varmap_nodes): Renamed and rewritten into ...
7417 (merge_node_constraints): This. Also fix bug in handling of
7418 offseted copy constraints.
7419 (clear_edges_for_node): No longer need to deal with preds at all,
7420 or removing associated preds/succs.
7421 (merge_graph_nodes): Deal with indirect_cycles.
7422 Don't deal with predecessors.
7423 (add_implicit_graph_edge): New function.
7424 (add_pred_graph_edge): Ditto.
7425 (add_graph_edge): Don't deal with predecessors.
7426 (build_constraint_graph): Removed.
7427 (build_pred_graph): New function.
7428 (build_succ_graph): Ditto.
7429 (struct scc_info): Removed in_component. Added roots, dfs, and
7430 node_mapping. Remove visited_index, unification_queue.
7431 (scc_visit): Deal with union-find we do now.
7432 Deal with cycles with REF nodes.
7433 (collapse_nodes): Renamed and rewritten to ...
7434 (unify_nodes): This.
7435 (process_unification_queue): Removed.
7436 (topo_visit): Cleanup
7437 (do_da_constraint): Use find.
7438 (do_sd_constraint): Ditto.
7439 (do_ds_constraint): Ditto.
7440 (do_complex_constraint): Ditto.
7441 (init_scc_info): Update for removed and added members.
7442 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7443 (find_indirect_cycles): This.
7444 (equivalence_class): New variable.
7445 (label_visit): New function.
7446 (perform_variable_substitution): Rewritten.
7447 (free_var_substitution_info): New function.
7448 (find_equivalent_node): Ditto.
7449 (move_complex_constraints): Ditto.
7450 (eliminate_indirect_cycles): Ditto.
7451 (solve_graph): Only propagate changed bits.
7452 Use indirect cycle elimination.
7454 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7455 (tree_id_eq): Renamed to ...
7456 (tree_vi_eq): This. Update for member change
7457 (insert_id_for_tree): Renamed and rewritten to ...
7458 (insert_vi_for_tree): This.
7459 (lookup_id_for_tree): Renamed and rewritten to ...
7460 (lookup_vi_for_tree): This.
7461 (get_id_for_tree): Renamed and rewritten to ...
7462 (get_vi_for_tree): Ditto.
7463 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7464 (process_constraint): Don't handle INCLUDES.
7465 Remove special ADDRESSOF case.
7466 (find_func_aliases): Rewrite to use vi functions instead of id
7468 (create_function_info_for): Ditto.
7469 (create_variable_info_for): Ditto.
7470 (intra_create_variable_infos): Ditto.
7471 (merge_smts_into): Ditto.
7472 (find_what_p_points_to): Ditto.
7473 (init_base_vars): Ditto.
7474 (init_alias_vars): Ditto.
7475 (remove_preds_and_fake_succs): New function.
7476 (dump_sa_points_to_info): Dump new stats.
7477 (dump_solution_for_var): Use find.
7478 (set_used_smts): Fix formatting.
7479 (compute_points_to_sets): Updated for new functions.
7480 (ipa_pta_execute): Ditto.
7482 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7483 Richard Sandiford <richard@codesourcery.com>
7485 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7487 * calls.c (expand_call): If the return value is a PARALLEL,
7488 extract its first member.
7489 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7490 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7491 use FUNCTION_EXTRA_EPILOGUE.
7492 (m68k_function_value): Return a PARALLEL if the return value
7493 is of a pointer type.
7494 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7495 (FUNCTION_EXTRA_EPILOGUE): Remove.
7496 * config/m68k/m68k.md (D0_REG): New constant.
7498 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7500 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7501 output a NOP for empty epilogues.
7503 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7505 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7506 before function. Extend register save check to include all
7507 registers, not just integer ones.
7509 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7511 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7512 (m68k_use_return_insn): ...this.
7513 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7514 * config/m68k/m68k.c (use_return_insn): Rename to...
7515 (m68k_use_return_insn): ...this.
7516 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7519 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7521 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7522 nearest even, fix denormal rounding overflow.
7524 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7526 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7527 f%$smove and f%$move.
7528 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7529 (extendsfdf2_cf): Use fdmove instead of f%&move.
7530 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7531 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7533 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7535 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7540 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7541 (coldfire_single_format): Declare.
7542 (coldfire_double_format): Likewise.
7543 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7544 of qnan_msb_set to determine the lower bits of a canonical
7546 (encode_ieee_double): Likewise.
7547 (encode_ieee_quad): Likewise.
7548 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7549 (mips_single_format): Likewise.
7550 (ieee_double_format): Likewise.
7551 (mips_double_format): Likewise.
7552 (ieee_extended_motorola_format): Likewise.
7553 (ieee_extended_intel_96_format): Likewise.
7554 (ieee_extended_intel_128_format): Likewise.
7555 (ieee_extended_intel_96_round_53_format): Likewise.
7556 (ibm_extended_format): Likewise.
7557 (mips_extended_format): Likewise.
7558 (ieee_quad_format): Likewise.
7559 (mips_quad_format): Likewise.
7560 (vax_f_format): Likewise.
7561 (vax_d_format): Likewise.
7562 (vax_g_format): Likewise.
7563 (i370_single_format): Likewise.
7564 (i370_double_format): Likewise.
7565 (decimal_single_format): Likewise.
7566 (decimal_double_format): Likewise.
7567 (decimal_quad_format): Likewise.
7568 (c4x_single_format): Likewise.
7569 (c4x_extended_format): Likewise.
7570 (real_internal_format): Likewise.
7571 (coldfire_single_format): New real_format.
7572 (coldfire_double_format): Likewise.
7573 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7574 canonical_nan_lsbs_set.
7575 (pdp11_d_format): Likewise.
7576 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7577 if TARGET_COLDFIRE_CPU.
7579 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7581 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7582 (output_call, m68k_legitimize_call_address): Declare.
7583 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7584 parenthesees. Add support for a 'W' constraint.
7585 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7586 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7587 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7588 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7590 (override_options): Initialize them. Do not set flag_no_function_cse
7591 for TARGET_ID_SHARED_LIBRARY.
7592 (m68k_output_pic_call): Delete.
7593 (m68k_legitimize_call_address): New function.
7594 (print_operand): Remove the %o prefix. Handle the %p prefix.
7595 (output_call): New function.
7596 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7597 target address from the GOT if symbolic jumps are not allowed.
7598 * config/m68k/m68k.md (call, general_operand): Do not set
7599 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7600 Merge separate flag_pic and !flag_pic define_insns into...
7601 (*call, *call_value): ...these new patterns. Match the address
7602 rather than the containing MEM and require it to be a call_operand.
7603 Use output_call to generate the asm template.
7604 * config/m68k/predicates.md (const_call_operand): New predicate.
7605 (call_operand): Likewise.
7607 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7609 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7610 (STACK_GROWS_DOWNWARD): Define to 1.
7611 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7612 comments, emphasizing that these values are only defaults.
7613 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7614 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7616 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7618 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7620 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7621 Richard Sandiford <richard@codesourcery.com>
7623 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7624 (FP_REGNO_P): New macros.
7625 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7626 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7627 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7628 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7630 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7632 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7633 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7635 * config/m68k/t-floatlib: New file, extracting common code from...
7636 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7637 * config/m68k/t-uclinux: Here.
7638 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7639 routines on ColdFire targets.
7641 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7643 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7644 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7645 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7646 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7647 explicitly set MOTOROLA to 1.
7648 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7650 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7651 Nathan Sidwell <nathan@codesourcery.com>
7653 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7654 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7655 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7656 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7657 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7658 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7659 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7660 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7661 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7662 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7663 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7664 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7665 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7666 (DBX_REGISTER_NUMBER): Delete.
7667 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7668 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7669 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7673 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7674 * config/flat.h: New file.
7675 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7677 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7678 indirect references for -msep-data or -mid-shared-library.
7679 Do not use PC-relative code addresses either.
7680 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7682 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7683 for shared libraries and crt1.o for executables. Use crti.o and
7685 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7686 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7687 Do not add -elf2flt or -shared-lib-id options here.
7688 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7689 Pass -shared-lib-id if -mid-shared-library, taking the library
7690 identifier from -mshared-library-id if given, otherwise
7692 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7693 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7694 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7695 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7696 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7697 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7699 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7700 jump sequence for ISA A and ISA A+.
7701 (PICJUMP): Likewise.
7703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7705 * config.gcc (m68k-*-uclinux*): Base the port on the common
7706 and m68k GNU/Linux files rather than on the generic ELF ones.
7707 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7708 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7710 2007-01-18 Julian Brown <julian@codesourcery.com>
7711 Richard Sandiford <richard@codesourcery.com>
7713 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7714 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7715 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7717 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7719 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7723 * doc/install.texi: Document m68k-uclinuxoldabi.
7724 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7725 * config/m68k/uclinux-oldabi.h: New file, copied from
7726 config/m68k/uclinux.h.
7728 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7730 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7731 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7732 (m32r_compute_frame_size): Use unsigned for regno.
7733 (m32r_reload_lr): Use gen_frame_mem.
7735 (m32r_output_function_epilogue): Don't output the function epilogue
7737 (m32r_expand_epilogue): New.
7738 (direct_return): Return false if the function has the interrupt
7740 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7741 * config/m32r/m32r.md (epilogue): New expander.
7742 (return_lr, return_rte): New insns.
7743 (return): Make it expander.
7744 (return_normal): New expander.
7746 2007-01-18 Josh Conner <jconner@apple.com>
7749 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7750 support for UNLE, UNLT, UNGE, and UNGT.
7752 2007-01-18 Jan Hubicka <jh@suse.cz>
7754 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7755 * tree-tailcall (add_virtual_phis): Likewise.
7756 (optimize_tail_call): Return TODOs.
7757 (execute_tail_calls): Return TODOs.
7758 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7759 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7761 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7762 Cleanup cfg using TODO.
7763 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7764 * passes.c (execute_function_todo): When cleanup did something, remove
7766 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7767 (make_edges): Don't cleanup_cfg.
7769 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7771 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7772 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7773 operate on the top of stack.
7774 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7775 register handling of instructions that output to the second
7777 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7778 (move_for_stack_reg): Special-case check for dead destination
7779 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7781 * config/i386/i386.md (UNSPEC_TAN): New constant.
7782 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7783 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7784 to correctly model move of constant 1.0 to top stack slot.
7785 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7786 (unnamed peephole2 pattern): Remove corresponding peephole2
7787 pattern that optimizes tan insn and loading of constant 1.0.
7788 (tanxf2): Use fptanxf4_i387.
7789 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7790 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7791 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7792 disable patterns for SSE math.
7793 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7794 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7796 2007-01-18 Dirk Mueller <dmueller@suse.de>
7797 Richard Guenther <rguenther@suse.de>
7800 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7801 * common.opt (Warray-bounds): Add new warning option.
7802 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7804 * Makefile.in: make tree-vrp.o depend on toplev.h
7805 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7807 (check_array_refs, check_array_bounds, check_array_ref): New.
7809 2007-01-18 Jan Hubicka <jh@suse.cz>
7811 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7812 (execute_ssa_ccp): Return flags conditionally.
7813 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7815 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7817 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7819 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7820 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7822 * Makefile.c (GTFILES): Add cfglayout.h.
7823 * gengtype.c (open_base_files): Likewise.
7824 * cfglayout.c (cfg_layout_function_footer,
7825 cfg_layout_function_header) Reindent to make gengtype happy.
7826 * cfglayout.h (cfg_layout_function_footer,
7827 cfg_layout_function_header): Add GTY(()) marker.
7829 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7831 2007-01-18 Ben Elliston <bje@au.ibm.com>
7833 * genautomata.c (write_automata): Include xstrerror output in the
7834 error message if writing the DFA description file fails.
7836 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7838 * config/mips/mips-protos.h (mips_output_external): Make it
7840 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7841 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7842 (extern_list): Likewise.
7843 (extern_head): Likewise.
7844 (TARGET_ASM_FILE_END): Likewise.
7845 (mips_file_end): Likewise.
7846 (mips_output_external): Rewritten.
7848 2007-01-18 Ben Elliston <bje@au.ibm.com>
7850 * genpreds.c (write_insn_preds_c): Only write out the function
7851 body for regclass_for_constraint if we have register constraints.
7853 2007-01-17 Tom Tromey <tromey@redhat.com>
7855 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7856 * doc/install.texi (Testing): Use sourceware.org.
7857 (Binaries): Likewise.
7858 (Specific): Likewise.
7859 * doc/contrib.texi (Contributors): Use sourceware.org.
7861 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7863 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7864 (AVR_ENHANCED): Rename to ...
7865 (AVR_HAVE_MUL): ... new.
7866 (avr_enhanced_p): Rename to ...
7867 (avr_have_mul_p): ... new.
7868 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7869 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7870 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7871 (avr_have_mul_p): ... new.
7872 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7873 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7874 'avr_enhanced_p' and 'enhanced'.
7875 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7876 AVR_HAVE_MUL instead of AVR_ENHANCED.
7877 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7878 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7879 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7880 instead of AVR_ENHANCED.
7881 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7882 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7883 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7885 2007-01-17 Ian Lance Taylor <iant@google.com>
7887 * vec.h (VEC_reserve_exact): Define.
7888 (vec_gc_p_reserve_exact): Declare.
7889 (vec_gc_o_reserve_exact): Declare.
7890 (vec_heap_p_reserve_exact): Declare.
7891 (vec_heap_o_reserve_exact): Declare.
7892 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7894 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7896 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7897 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7898 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7899 * vec.c (calculate_allocation): Add exact parameter. Change all
7901 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7902 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7903 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7904 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7905 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7906 (vec_heap_p_reserve_exact): New function.
7907 (vec_heap_o_reserve_exact): New function.
7909 2007-01-17 Jan Hubicka <jh@suse.cz>
7911 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7913 2007-01-17 Eric Christopher <echristo@apple.com>
7915 * config.gcc: Support core2 processor.
7917 2007-01-16 Jan Hubicka <jh@suse.cz>
7919 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7920 the names, just unlink the chain so we don't crash on dangling pointers
7923 2007-01-16 Jan Hubicka <jh@suse.cz>
7925 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7926 * tree-pass.h: Reorder to make IPA passes appear toegher.
7927 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7928 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7929 parameters, do not call early inliner.
7930 * ipa-inline.c: Update comments. Include tree-flow.h
7931 (cgraph_decide_inlining): Do not compute inlining parameters.
7932 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7933 be called with function context set up.
7934 (pass_ipa_inline): Remove unreachable functions before pass.
7935 (cgraph_early_inlining): Simplify assuming to be called from the
7937 (pass_early_inline): New pass.
7938 (cgraph_gate_ipa_early_inlining): New gate.
7939 (pass_ipa_early_inline): Turn into simple wrapper.
7940 (compute_inline_parameters): New function.
7941 (gate_inline_passes): New gate.
7942 (pass_inline_parameters): New pass.
7943 (apply_inline): Move here from tree-optimize.c
7944 (pass_apply_inline): New pass.
7945 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7947 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7949 (tree_function_versioning): Do not allocate dummy struct function.
7950 * tree-inline.h (optimize_inline_calls): Update prototype.
7951 * tree-optimize.c (execute_fixup_cfg): Export.
7952 (pass_fixup_cfg): Remove
7953 (tree_rest_of_compilation): Do not apply inlines.
7954 * tree-flow.h (execute_fixup_cfg): Declare.
7955 * Makefile.in (gt-passes.c): New.
7956 * passes.c: Include gt-passes.h
7957 (init_optimization_passes): New passes.
7958 (nnodes, order): New static vars.
7959 (do_per_function_toporder): New function.
7960 (execute_one_pass): Dump current pass here.
7961 (execute_ipa_pass_list): Don't dump current pass here.
7963 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7965 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7966 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7968 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7970 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7971 (strong_alias): Define.
7972 (__gcc_qmul): Provide non-FMA for soft-float.
7978 (__gcc_qunord): New.
7988 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7989 soft-float functions.
7990 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7991 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7992 about long double soft float.
7994 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7995 Tehila Meyzels <tehila@il.ibm.com>
7997 * tree-vectorizer.h (is_pattern_stmt_p): New.
7998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7999 formatting (tabs instead of spaces). Cleanup and clarify setting
8000 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8001 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8002 (vectorizable_type_demotion): Check that types are integral.
8003 (vectorizable_type_promotion): Likewise.
8004 (vectorizable_store): Fix typo. Eliminate new-line at end of
8007 2007-01-16 Jan Hubicka <jh@suse.cz>
8009 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8012 2007-01-15 Eric Christopher <echristo@apple.com>
8014 * ifcvt.c: Include vec.h, vecprim.h.
8015 (check_cond_move_block): New argument regs.
8016 Reorganize. Add registers used to regs.
8017 (cond_move_process_if_block): Use regs set above as
8020 2007-01-15 Eric Christopher <echristo@apple.com>
8022 * config/darwin.h: Update copyright.
8023 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8024 (LINK_COMMAND_SPEC): Add -u.
8025 (LINK_SPEC): Fix umbrella for above.
8027 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8029 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8032 2007-01-15 Tom Tromey <tromey@redhat.com>
8034 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8035 * doc/install.texi (Testing): Don't mention jacks.
8036 (Configuration): Document --enable-java-maintainer-mode. Move
8037 --with-java-home to libgcj-specific section. Document
8039 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8041 2007-01-15 Jan Hubicka <jh@suse.cz>
8043 * tree-ssa-dce.c (DCE_TODOs): New.
8044 (propagate_necessity): Return if something changed.
8045 (eliminate_unnecessary_stmts): Likewise.
8046 (perform_tree_ssa_dce): Return TODO flags when needed.
8047 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8049 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8051 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8052 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8053 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8054 patterns using X87MODEF12 mode macro. Extend operand 1
8055 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8056 (log10<mode>2): Ditto.
8057 (log2<mode>2): Ditto.
8058 (log1p<mode>2): Ditto.
8059 (logb<mode>2): Ditto.
8060 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8061 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8062 (*fxtractxf3_i387): Rename from *fxtractxf3.
8063 (fxtract_extend<mode>xf3_i387): New insn pattern.
8064 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8065 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8066 and gen_fyl2xxf3_i387().
8068 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8070 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8071 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8072 get_loop_exit_edges. Changed return type to bool.
8073 * cfgloop.h (fix_loop_placement): Declaration removed.
8075 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8077 * param.h (MIN_VECT_LOOP_BOUND): New.
8078 * params.def (MIN_VECT_LOOP_BOUND): New.
8079 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8080 argument - minimum threshold for number of iterations.
8081 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8082 argument to declaration.
8083 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8084 MIN_VECT_LOOP_BOUND.
8085 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8086 slpeel_tree_peel_loop_to_edge with additional argument.
8087 (vect_do_peeling_for_alignment): Likewise.
8088 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8090 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8096 2007-01-14 Jan Hubicka <jh@suse.cz>
8098 * tree-dfa.c (remove_referenced_var): New function.
8099 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8100 prune referenced vars list too.
8101 * tree-flow.h (remove_referenced_var): Declare.
8103 2007-01-14 Jan Hubicka <jh@suse.cz>
8105 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8107 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8108 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8109 * except.h (verify_eh_throw_table_statements): Kill prototype.
8110 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8111 into call exrepssions.
8112 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8114 * tree-cfg.c: Include pointer-set.h.
8115 (verify_node_sharing): Work on pointer set.
8116 (verify_eh_throw_stmt_node): New.
8117 (verify_stmts): Use pointers sets, verify throw_stmt.
8119 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8121 * ipa-reference.c (analyze_function): Consider also addresses taken
8124 2007-01-12 Roger Sayle <roger@eyesopen.com>
8126 * c-typeck.c (null_pointer_constant_p): Replace use of
8127 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8128 (build_c_cast): Likewise.
8130 2007-01-12 Roger Sayle <roger@eyesopen.com>
8132 * tree.h (force_fit_type_double): Remove unused final argument.
8133 * c-common.c (constant_expression_warning): Replace use of
8134 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8135 (convert_and_check): Likewise.
8136 (shorten_compare): Update call to force_fit_type_double.
8137 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8138 * convert.c (convert_to_pointer): Update call to
8139 force_fit_type_double.
8140 * fold-const.c (force_fit_type_double): Remove overflowed_const
8142 (int_const_binop, fold_convert_const_int_from_int,
8143 fold_convert_const_int_from_real, fold_div_compare,
8144 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8145 fold_abs_const, fold_not_const): Remove the final argument from
8146 calls to force_fit_type_double.
8148 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8150 * configure.ac: Set insn to "nop" for spu-*-* also.
8151 * configure: Regenerate.
8153 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8155 * builtins.def : Add BUILT_IN_FREE.
8157 2007-01-12 Jan Hubicka <jh@suse.cz>
8159 PR tree-optimization/30443
8160 * tree-inline.c (tree_function_versioning): Do not optimize when
8161 cloning for inlining.
8163 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8165 * doc/loop.texi: Document recording of loop exits.
8166 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8167 (update_single_exits_after_duplication,
8168 update_single_exit_for_duplicated_loop,
8169 update_single_exit_for_duplicated_loops): Removed.
8170 (duplicate_loop_to_header_edge): Do not call
8171 update_single_exits_after_duplication and
8172 update_single_exit_for_duplicated_loops.
8173 (loop_version): Do not update single_exit information.
8174 (fix_loop_structure): Use record_loop_exits instead of
8175 mark_single_exit_loops.
8176 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8177 the lists of loop exits.
8178 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8179 split_edge, merge_blocks): Update the lists of loop exits.
8180 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8181 loop_optimizer_init.
8182 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8183 of mark_single_exit_loops.
8184 (loop_optimizer_finalize): Call release_recorded_exits.
8185 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8186 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8187 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8188 update single exit information.
8189 * lambda-code.c (perfect_nestify): Ditto.
8190 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8191 (mark_single_exit_loops): Removed.
8192 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8193 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8194 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8196 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8197 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8198 (verify_loop_structure): Verify consistency of the exit lists.
8199 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8200 (set_single_exit): Removed.
8201 * cfgloop.h (struct loop_exit): New function.
8202 (struct loop): single_exit_ field replaced by exits field.
8203 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8204 (struct loops): Added exits hash.
8205 (mark_single_exit_loops, set_single_exit): Declaration removed.
8206 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8208 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8210 * doc/invoke.texi: Avoid use of @headitem.
8212 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8214 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8218 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8221 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8222 Richard Sandiford <richard@codesourcery.com>
8224 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8225 * config/m68k/m68k.opt: Resort options.
8226 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8228 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8229 Richard Sandiford <richard@codesourcery.com>
8231 * doc/invoke.texi: Document the macros that are defined by
8232 m68k's -mtune and -mhard-float options.
8233 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8234 (m68k_cpp_cpu_family): Likewise.
8235 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8236 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8237 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8238 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8239 (m68k_cpp_cpu_family): Likewise.
8241 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8243 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8244 macros besides mc68000 as tuning macros. Use a switch statement
8245 to set them and mcpu32.
8247 2007-01-12 Julian Brown <julian@codesourcery.com>
8249 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8250 (TARGET_68040_ONLY): Rename to...
8251 (TARGET_68040): ...this.
8252 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8253 * config/m68k/m68k.md: Likewise.
8255 2007-01-12 Julian Brown <julian@codesourcery.com>
8256 Nathan Sidwell <nathan@codesourcery.com>
8257 Richard Sandiford <richard@codesourcery.com>
8259 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8260 the -mcpu= argument associated with the --with-cpu setting.
8261 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8262 if different from the one implied by the -mcpu setting.
8263 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8264 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8265 * doc/invoke.texi: Mention ColdFire in the introduction to the
8266 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8267 -mno-div and -mhard-float options. Make -m68881 a synonym for
8268 -mhard-float. Document the previously-undocumented -m5206e,
8269 -m528x, -m5307 and -m5407 options. Tweak the existing option
8270 documentation for consistency.
8271 * doc/install.texi: Mention new --with-cpu arguments.
8272 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8273 default CPU if neither -mcpu nor -march are specified.
8274 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8275 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8276 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8277 using m68k_tune to decide between families that implement the
8278 same ISA. Use m68k_tune to set __mcfv4e__.
8279 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8280 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8281 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8282 (FL_ISA_C, FL_ISA_MMU): New macros.
8283 (MASK_COLDFIRE): Delete.
8284 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8285 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8286 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8287 (TARGET_HARD_FLOAT): Do not define here.
8288 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8289 (TUNE_68000): New macro.
8290 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8291 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8292 (TUNE_CFV2): Redefine in terms of m68k_tune.
8293 (uarch_type, target_device, fpu_type): New enums.
8294 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8295 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8296 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8297 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8298 (FL_FOR_isa_c): New macros.
8299 (m68k_isa): New enum.
8300 (m68k_target_selection): New structure.
8301 (all_devices, all_isas, all_microarchs): New tables.
8302 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8303 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8304 (MASK_ALL_CPU_BITS): Delete.
8305 (m68k_find_selection): New function.
8306 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8307 Map the legacy target options to a combination of the new ones.
8308 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8309 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8310 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8312 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8313 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8315 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8316 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8317 * config/m68k/m68k-devices.def: New file.
8319 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8320 Nathan Sidwell <nathan@codesourcery.com>
8322 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8323 (SUBTARGET_EXTRA_SPECS): New macros.
8324 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8325 use %(asm_cpu_spec) instead.
8326 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8327 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8328 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8329 (EXTRA_SPECS): Rename to...
8330 (SUBTARGET_EXTRA_SPECS): ...this.
8332 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8333 Richard Sandiford <richard@codesourcery.com>
8334 Julian Brown <julian@codesourcery.com>
8336 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8337 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8338 to the configuration's default CPU.
8339 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8340 Remove default masks.
8341 (m680[012]0-*-*): Set the default with_cpu to the first part of
8343 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8344 (m68k*-*-linux): Extend the --with-cpu handling to...
8345 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8346 and m68010. Don't set target_cpu_default2.
8347 * doc/install.texi: Document --with-cpu for m68k.
8348 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8349 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8350 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8351 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8352 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8353 (ASM_SPEC): Remove use of %(asm_cpu_default).
8354 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8355 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8356 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8357 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8358 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8359 (TARGET_DEFAULT): Delete.
8360 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8361 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8362 (CPP_CPU_SPEC): Delete.
8363 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8364 the appropriate string.
8365 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8366 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8367 (ASM_SPEC): Don't use %(asm_default_spec).
8368 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8369 TARGET_DEFAULT and add MASK_68881.
8370 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8374 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8375 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8376 MASK_68010 alongside MASK_68020.
8377 * doc/invoke.texi: Document -m68010.
8378 * config/m68k/m68k.opt (m68010): New.
8379 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8381 (TUNE_68010): New macro.
8382 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8383 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8384 (M68K_CPU_m68332): Add MASK_68010.
8385 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8386 fallback definition.
8387 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8389 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8390 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8391 to all entries that use MASK_68020.
8392 (output_move_simode_const, output_move_himode, output_move_qimode)
8393 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8394 instead of TARGET_68020 to select clr behavior. Remove comment
8395 about there being no TARGET_68010.
8396 * config/m68k/m68k.md: Likewise throughout.
8398 2007-01-12 Julian Brown <julian@codesourcery.com>
8400 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8401 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8402 * config/m68k/m68k.md: Likewise.
8404 2007-01-12 Julian Brown <julian@codesourcery.com>
8406 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8407 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8409 2007-01-12 Julian Brown <julian@codesourcery.com>
8411 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8412 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8413 * config/m68k/m68k.md: Likewise.
8415 2007-01-12 Julian Brown <julian@codesourcery.com>
8416 Richard Sandiford <richard@codesourcery.com>
8418 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8419 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8420 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8422 (TARGET_CPU32): Rename to...
8423 (TUNE_CPU32): ...this.
8424 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8425 (TUNE_CFV2): New macros.
8426 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8427 remove conditions that are implied by TARGET_68020.
8428 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8429 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8430 (m68k_output_function_epilogue): Likewise.
8431 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8432 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8433 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8434 non-68000 timings. Refactor multiplication and division costs.
8435 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8436 TUNE_CPU32 instead of TARGET_CPU32.
8437 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8438 and TUNE_68060 instead of TARGET_68060.
8439 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8440 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8442 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8443 && !TARGET_COLDFIRE" to choose between moveq and clr.
8444 Likewise in the unnamed movsf pattern.
8445 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8446 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8449 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8451 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8452 of tabbing before backslashes.
8454 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8456 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8457 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8458 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8460 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8462 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8463 find_interesting_uses_cond.
8464 (find_interesting_uses_cond): Use extract_cond_operands.
8465 (rewrite_use_compare): Use extract_cond_operands and
8466 force_gimple_operand_bsi. Do not call update_stmt.
8467 (determine_use_iv_cost_condition): Use extract_cond_operands.
8468 Return cheaper of using original bound and changing the exit bound.
8470 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8472 PR tree-optimization/29516
8473 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8474 most_expensive_mult_to_index, addr_to_parts,
8475 create_mem_ref, maybe_fold_tmr): Make the type of
8476 fields of TARGET_MEM_REF sizetype.
8477 (move_fixed_address_to_symbol, move_pointer_to_base):
8479 * tree.def (TARGET_MEM_REF): Add comment on types of
8482 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8484 * c-common.c (vector_types_convertible_p): Treat opaque types as
8485 always convertible if they have the same size, but not otherwise.
8487 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8489 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8490 Remove the b_unconditional field.
8491 (noce_try_sign_mask): Do not look at b_unconditional.
8492 (noce_process_if_block): Do not use merge_if_blocks. Update
8493 the CFG here. Do not set b_unconditional.
8494 (cond_move_process_if_block): Likewise.
8495 (find_cond_trap): Likewise.
8496 (check_cond_move_block): Require simple jump insns at the end
8499 2007-01-11 Jan Hubicka <jh@suse.cz>
8501 PR tree-optimization/1046
8502 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8503 when alias info is not ready.
8504 (pass_tail_recursion): Do not require aliasing.
8505 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8506 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8507 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8508 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8509 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8510 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8511 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8513 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8514 When aliasing is not build, mark statement as volatile.
8516 2007-01-11 Tom Tromey <tromey@redhat.com>
8518 PR preprocessor/15185, PR preprocessor/20989:
8519 * doc/cppopts.texi <-MT>: Update description of algorithm for
8520 computing default target.
8521 <-M, -MD>: Reword "basename" text.
8523 2007-01-11 Roger Sayle <roger@eyesopen.com>
8525 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8526 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8527 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8528 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8529 fold_builtin_bswap, real_constp, fold_builtin_pow,
8530 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8531 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8532 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8533 * convert.c (convert_to_pointer): Likewise.
8534 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8535 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8536 const_binop, fold_convert_const_int_from_int,
8537 fold_convert_const_int_from_real,
8538 fold_convert_const_real_from_real, sign_bit_p,
8539 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8540 fold_sign_changed_comparison, fold_unary, fold_comparison,
8541 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8542 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8543 * print-tree.c (print_node_brief, print_node): Likewise.
8544 * stor-layout.c (place_field, layout_type): Likewise.
8545 * tree-chrec.c (keep_cast): Likewise.
8546 * tree.c (build_vector, build_real, build_real_from_int_cst,
8547 build_complex): Likewise.
8549 2007-01-11 Roger Sayle <roger@eyesopen.com>
8551 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8552 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8554 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8556 * configure.ac (strict1_warn): Rename to strict_warn.
8557 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8558 cc_set_by_configure, quoted_cc_set_by_configure,
8559 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8560 all_boot_languages, all_stagestuff): Remove.
8561 (target_list): Remove bootstrap targets.
8562 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8563 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8564 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8565 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8566 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8567 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8568 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8569 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8570 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8571 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8572 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8573 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8574 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8575 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8576 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8577 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8578 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8579 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8580 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8581 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8582 (mostlyclean): Adjust.
8583 (clean, distclean): Don't mention bootstrap stuff.
8584 * configure: Regenerate.
8585 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8586 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8587 treelang/config-lang.in (stagestuff): Remove.
8588 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8589 stageprofile, stagefeedback, stagestuff): Remove mention.
8591 2007-01-11 Nick Clifton <nickc@redhat.com>
8593 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8595 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8596 (mcore_arith_K_S_operand): Run the test for the S constraint not
8597 the test for the M constraint.
8598 (mcore_addsub_operand): Do not accept integer values that are
8599 larger than 32 bits.
8600 * config/mcore/mcore.md: Remove unused constraints from split.
8601 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8603 (allocate_stack): Likewise.
8604 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8605 operands to 32 bits.
8606 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8608 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8609 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8610 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8611 mcore_output_bclri, mcore_output_andn, output_inline_const,
8612 mcore_output_move, mcore_output_movedouble): Likewise.
8613 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8614 (output_inline_const): Likewise.
8615 (output_inline_const): Fix format strings used in sprintf
8617 * config/mcore/mcore-protos.h: Update prototypes for changed
8618 functions in mcore.c.
8619 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8620 HOST_WIDE_INT and not int.
8621 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8622 CONST_OK_FOR_N): Likewise.
8623 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8624 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8627 2007-01-10 Jan Hubicka <jh@suse.cz>
8629 * tree-vrp.c (remove_range_assertions): Release defs.
8630 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8631 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8633 2007-01-10 Paul Brook <paul@codesourcery.com>
8635 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8636 * config/arm/arm.md (mulsi3subsi): New insn.
8638 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8640 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8641 (tree_transform_and_unroll_loop): New.
8642 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8645 2007-01-10 Robert Kennedy <jimbob@google.com>
8647 * fold-const.c (fold_comparison): Fold comparisons like (x *
8648 1000 < 0) to (x < 0).
8650 2007-01-10 Ian Lance Taylor <iant@google.com>
8652 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8653 operands have the same priority.
8655 2007-01-10 Tom Tromey <tromey@redhat.com>
8657 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8658 (fold_binary): Likewise.
8659 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8660 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8661 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8662 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8663 * langhooks.h (struct lang_hooks): Removed field
8664 'can_use_bit_fields_p'.
8666 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8668 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8670 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8672 * function.c (get_last_funcdef_no): New function.
8673 * function.h (get_last_funcdef_no): Declare.
8674 * tree-inline.c (initialize_cfun): Add initialization.
8675 (tree_function_versioning): Cleanup.
8677 2007-01-10 Jan Hubicka <jh@suse.cz>
8679 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8682 2007-01-10 Sa Liu <saliu@de.ibm.com>
8683 Ben Elliston <bje@au.ibm.com>
8685 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8686 for SAVE_NONLOCAL and Pmode for any other save level.
8687 * spu-protos.h (spu_restore_stack_block): Declare.
8688 * spu.md (save_stack_block): Remove.
8689 (restore_stack_block): Call spu_restore_stack_block.
8690 * spu.c (spu_restore_stack_block): New function.
8691 (spu_expand_epilogue): Remove old comment.
8693 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8695 PR tree-optimization/30322
8696 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8697 (cand_value_at): Return the value as aff_tree.
8698 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8699 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8700 aff_combination_mult): New functions.
8701 (aff_combination_add): Use aff_combination_add_cst.
8702 (aff_combination_convert): Allow conversions to a wider type.
8703 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8704 * tree-affine.h (aff_combination_mult): Declare.
8706 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8708 * doc/tm.texi: Update documentation to reflect reality of exec
8709 and start file search behaviours. Update copyright year.
8710 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8711 header file directories.
8713 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8715 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8716 (*cosxf2): Rename to cosxf2_i387.
8717 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8718 using X87MODEF12 mode macro. Rename patterns to
8719 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8721 (*cosdf2, *cossf2): Ditto.
8722 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8723 to match extended input operands.
8724 (sincos<mode>3): New expander.
8725 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8726 insn patterns and corresponding splitters.
8728 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8730 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8731 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8733 2007-01-09 Nicolas Pitre <nico@cam.org>
8736 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8738 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8740 * target.h (struct gcc_target): New field library_rtti_comdat.
8741 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8742 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8743 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8744 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8746 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8748 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8750 2007-01-08 Richard Guenther <rguenther@suse.de>
8752 * tree.h (force_fit_type_double): Export.
8753 (force_fit_type): Remove.
8754 * fold-const.c (force_fit_type_double): New function.
8755 (force_fit_type): Remove.
8756 (int_const_binop): Use it.
8757 (fold_convert_const_int_from_int): Likewise.
8758 (fold_convert_const_int_from_real): Likewise.
8759 (fold_div_compare): Likewise.
8760 (fold_sign_changed_comparison): Likewise.
8761 (fold_unary): Likewise.
8762 (fold_negate_const): Likewise.
8763 (fold_abs_const): Likewise.
8764 (fold_not_const): Likewise.
8765 * c-common.c (shorten_compare): Use force_fit_type_double.
8766 * convert.c (convert_to_pointer): Likewise.
8768 2007-01-08 Richard Guenther <rguenther@suse.de>
8770 * tree.h (build_int_cst_wide_type): Export.
8771 * tree.c (build_int_cst_wide_type): New function.
8772 (build_int_cst_wide): Fix comment.
8773 * builtins.c (fold_builtin_object_size): Use build_int_cst
8774 to build -1 or 0 of the correct type. Use fit_double_type
8775 to check for overflow.
8776 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8778 (decode_field_reference): Likewise.
8779 (all_ones_mask_p): Likewise.
8780 (native_interpret_int): Use build_int_cst_wide_type.
8781 (fold_binary): Use build_int_cst_type to build an all-ones
8783 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8785 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8787 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8789 2007-01-09 Ben Elliston <bje@au.ibm.com>
8791 * genautomata.c (STATS_OPTION): New option.
8792 (stats_flag): New flag.
8793 (gen_automata_option): Handle it.
8794 (initiate_automaton_gen): Ditto.
8795 (write_automata): Output statistics only if stats_flag is
8796 set. Likewise, output time statistics only if time_flag is set.
8797 * doc/md.texi (Processor pipeline description): Document new flag.
8799 2007-01-08 Richard Guenther <rguenther@suse.de>
8801 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8802 * tree.c (build_int_cst_type): Likewise.
8803 (size_in_bytes): Don't call force_fit_type on the result.
8804 (int_fits_type_p): Use fit_double_type.
8805 * fold-const.c (fit_double_type): New function.
8806 (force_fit_type): Use it.
8807 * tree.h (fit_double_type): Export.
8809 2007-01-08 Jan Hubicka <jh@suse.cz>
8811 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8812 * ipa.c (function_and_variable_visibility): Fix return type.
8814 2007-01-08 Richard Guenther <rguenther@suse.de>
8816 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8817 of offset to build the index.
8818 * tree-pretty-print.c (dump_generic_node): Don't build negated
8819 const just for printing.
8820 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8821 * builtins.c (fold_builtin_int_roundingfn): Check if result
8822 fits the type by using force_fit_type and comparing the result.
8823 * predict.c (predict_loops): Use compare_tree_int for comparison.
8824 * tree.c (build_int_cst): Fall back to integer_type_node for
8826 (build_int_cst_wide): Assert type is non-null.
8828 2007-01-08 Roberto Costa <roberto.costa@st.com>
8830 * tree-vrp.c (extract_range_from_cond_expr): New.
8831 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8832 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8834 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8835 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8836 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8837 used as expressions.
8838 * tree-object-size.c (cond_expr_object_size): New.
8839 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8841 2007-01-08 Jan Hubicka <jh@suse.cz>
8843 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8844 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8847 2007-01-08 Richard Guenther <rguenther@suse.de>
8849 PR tree-optimization/23603
8850 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8851 (extract_range_from_binary): Fall back to truthvalue instead of
8852 varying for TRUTH_*_EXPR.
8853 (extract_range_from_comparison): Fall back to truthvalue instead of
8855 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8856 if all visited PHI values were constant.
8858 2007-01-08 Jan Hubicka <jh@suse.cz>
8860 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8861 (cgraph_analyze_function): break out from ...
8862 (cgraph_finalize_compilation_unit): ... here.
8863 (cgraph_expand_function): Remove forgoten commented out line.
8864 (cgraph_optimize): Analyze functions.
8866 2007-01-08 Jan Hubicka <jh@suse.cz>
8868 * tree-pas.h (TODO_remove_function): New flag.
8869 (TODO_update*): Renumber.
8870 (pass_ipa_increase_alignment,
8871 pass_ipa_function_and_variable_visibility): New passes.
8872 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8873 (cgraph_function_and_variable_visibility): Move to ipa.c
8874 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8875 cgraph_increase_alignment.
8876 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8877 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8878 calling tree-inline.
8879 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8880 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8881 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8882 (gate_increase_alignment): New function.
8883 (pass_ipa_increase_alignment): New pass.
8884 * ipa.c: Inline tree-pass.h and timevar.h
8885 (function_and_variable_visibility): Move here from cgraphunit.c
8886 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8887 * passes.c (init_optimization_passes): Add the two new passes.
8888 (execute_todo): Handle cgraph_remove_functions.
8890 2007-01-08 Nick Clifton <nickc@redhat.com>
8892 * config/frv/predicates.md (reg_or_0_operand): Accept
8895 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8897 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8898 * config.gcc: Add bfin*-rtems*.
8900 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8902 * c.opt: Add -flax-vector-conversions.
8903 * c-typeck.c (convert_for_assignment): Pass flag to
8904 vector_types_convertible_p to allow emission of note.
8905 (digest_init): Likewise.
8906 * c-opts.c: Handle -flax-vector-conversions.
8907 * c-common.c (flag_lax_vector_conversions): New.
8908 (vector_types_convertible_p): Unless -flax-vector conversions
8909 has been passed, disallow conversions between vectors with
8910 differing numbers of subparts and/or element types. If such
8911 a conversion is disallowed, possibly emit a note on the first
8912 occasion only to inform the user of -flax-vector-conversions.
8913 The new last argument specifies this.
8914 * c-common.h (flag_lax_vector_conversions): New.
8915 (vector_types_convertible_p): Add extra argument.
8916 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8917 char_type_node for V*QI type vectors.
8918 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8919 Update to satisfy new typechecking rules.
8920 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8922 * doc/invoke.texi (C Dialect Options): Document
8923 -flax-vector-conversions.
8925 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8927 PR tree-optimization/29877
8928 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8929 a register variable on the RHS to not be replaceable.
8931 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8932 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8933 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8934 const_simm15, const_pow2, const_npow2): Added.
8935 * config/score/misc.md (insv, extv, extzv, movmemsi,
8936 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8937 * config/score/score.c (score_address_cost, score_select_cc_mode):
8939 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8940 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8941 Update score_print_operand.
8942 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8943 Adjust register allocate order and update some macro define.
8944 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8945 mdx_block_move_straight, mdx_block_move_loop_head,
8946 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8947 mdx_block_move): Added.
8948 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8949 mdp_limm): Updated and fix some bug and typo.
8950 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8951 (movsf, movdf, doloop_end): Added.
8953 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8955 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8956 config/arm/thumb2.md: Fix comment typos.
8957 * doc/extend.texi: Fix a typo.
8959 2007-01-07 Eric Christopher <echristo@apple.com>
8961 * configure.ac: Check for __stack_chk_fail for darwin.
8962 * configure: Regenerate.
8964 2007-01-07 Richard Guenther <rguenther@suse.de>
8966 * tree-vrp.c (extract_range_from_assert): CSE calls to
8967 compare_values where possible.
8968 (extract_range_from_unary_expr): Likewise.
8970 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8973 * config/avr/avr.c (call_insn_operand): Delete function.
8974 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8975 instead of register number. Use predicates.
8976 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8977 call_insn_operand): Add.
8979 2007-01-06 Jan Hubicka <jh@suse.cz>
8981 * tree-pass.h (pass_build_cgraph_edges): Declare.
8982 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8983 (visited_nodes): Remove.
8984 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8985 build_cgrpah_edges; make visited_nodes local.
8986 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8987 (record_references_in_initializer): Move to cgraphbuild.c
8988 (initialize_inline_failed, rebuild_cgraph_edges,
8989 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8990 (verify_cgraph_node): Make visited_nodes local.
8991 (cgraph_analyze_function): Do not call cgraph_create_edges and
8992 initialize_inline_failed.
8993 (cgraph_expand_function): Do not call cgraph_lower_function;
8994 assert that function is already lowered.
8995 * Makefile.in (cgraphbuild.o): New.
8996 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8997 at the end of lowering passes.
8999 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9001 * ifcvt.c (cond_move_convert_if_block): New function, code
9002 factored out from...
9003 (cond_move_process_if_block): ...here. Call the new function
9004 on the THEN and ELSE blocks.
9005 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9006 already takes care of this.
9008 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9011 * tree.h (TREE_OVERFLOW_P): New.
9012 * c-typeck.c (parser_build_unary_op): Warn only if result
9013 overflowed and operands did not.
9014 (parser_build_binary_op): Likewise.
9015 (convert_for_assignment): Remove redundant overflow_warning.
9016 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9018 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9020 * c-typeck.c (store_init_value): Split over two lines to follow
9021 the GNU coding style.
9023 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9025 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9026 __GXX_EXPERIMENTAL_CXX0X__.
9027 * doc/cpp.texi: Same.
9029 2007-01-05 Richard Guenther <rguenther@suse.de>
9032 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9033 with mismatched types. Instead explicitly build a
9034 conversion NOP_EXPR.
9036 2007-01-05 Ian Lance Taylor <iant@google.com>
9038 * c-common.c (decl_with_nonnull_addr_p): New function.
9039 (c_common_truthvalue_conversion): Call it.
9040 * c-typeck.c (build_binary_op): Likewise.
9041 * c-common.h (decl_with_nonnull_addr_p): Declare.
9043 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9046 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9049 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9051 * doc/install.texi (Final install): Document the fact that
9052 the GNAT runtime should not be stripped.
9054 2007-01-04 Jan Hubicka <jh@suse.cz>
9056 * tree-inline.c (fold_marked_statements): Update operand caches
9057 and EH after folding
9059 2007-01-04 Ian Lance Taylor <iant@google.com>
9061 * c-common.c (check_function_nonnull): Whitespace fix.
9063 2007-01-04 Jan Hubicka <jh@suse.cz>
9065 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9066 comitted older version of patch.
9067 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9068 function, celanup cfg and collect garbage.
9070 2007-01-04 Mike Stump <mrs@apple.com>
9072 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9075 2007-01-04 Eric Christopher <echristo@apple.com>
9077 * libgcc2.c (__bswapsi2): Use SItype.
9078 (__bswapdi2): Use DItype.
9079 * libgcc2.h: Update for above.
9081 2007-01-04 Paul Brook <paul@codesourcery.com>
9083 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9084 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9085 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9086 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9087 umulsi3_highpart): Make conditional on !arm_arch6.
9088 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9089 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9090 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9091 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9092 umulsi3_highpart_v6): New insns.
9094 2007-01-04 Roger Sayle <roger@eyesopen.com>
9096 * fold-const.c (fold_convert): When casting an expression to void,
9097 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9098 have a type. Instead of attempting to build a NOP_EXPR, return
9099 these "special" trees directly.
9101 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9103 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9104 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9105 rs6000_cost->fp not 0 as adjustment for outer NEG.
9107 2007-01-04 Jan Hubicka <jh@suse.cz>
9109 * cgraph.c (cgraph_release_function_body): New function.
9110 (cgraph_remove_node): Use it.
9111 * cgraph.h (cgraph_release_function_body): Declare.
9112 * cgraphunit.c (cgraph_expand_function): Use it.
9113 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9114 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9115 is initialized and while compilation of other function is running.
9116 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9117 statement CFG annotations from here to ...
9118 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9120 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9122 * cfgloop.h (enum li_flags): Make the constants powers of two.
9124 2007-01-04 Jan Hubicka <jh@suse.cz>
9126 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9128 (fold_marked_statements): New function.
9129 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9130 * tree-inline.h (copy_body_data): Add statements_to_fold.
9132 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9134 * config.gcc: Mention libgcc/config.host.
9135 * Makefile.in: Update comments mentioning libgcc.
9136 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9137 (all.cross, start.encap, rest.encap, rest.cross): Update
9138 dependencies for libgcc move.
9139 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9140 (clean-target, clean-target-libgcc): Delete.
9141 (srcdirify, GCC_EXTRA_PARTS): New macros.
9142 (libgcc-support, libgcc.mvars): New rules.
9143 (distclean): Remove mention of mklibgcc.
9144 (install): Don't reference INSTALL_LIBGCC.
9145 (install-common): Don't reference EXTRA_PARTS.
9146 (install-libgcc, install-multilib): Delete rules.
9147 * mklibgcc.in: Delete file.
9148 * doc/configfiles.texi: Don't mention mklibgcc.
9150 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9151 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9152 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9153 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9154 (mklibgcc, ldblspecs): Likewise.
9156 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9157 (posixpre.def): Use $(T).
9158 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9159 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9160 (SHLIB_LINK): Make dummy.
9161 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9163 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9165 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9166 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9167 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9168 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9170 * configure.ac (all_outputs): Remove mklibgcc.
9171 * configure: Regenerated.
9173 2007-01-03 Josh Conner <jconner@apple.com>
9176 * calls.c (compute_argument_addresses): Set stack and stack_slot
9177 for partial args, too.
9178 (store_one_arg): Use locate.size.constant for the size when
9179 generating a save_area.
9181 2007-01-03 Robert Kennedy <jimbob@google.com>
9183 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9184 whose definitions are deleted due to basic block merging.
9186 2007-01-03 Paul Brook <paul@codesourcery.com>
9189 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9191 (use_return_insn): Return 0 for Thumb interrupt functions.
9192 (print_multi_reg): Add rfe argument for IRQ returns.
9193 (arm_output_epilogue): Pop interrupt return address directly into PC.
9194 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9196 2007-01-03 Paul Brook <paul@codesourcery.com>
9198 Merge from sourcerygxx-4_1.
9199 * config/arm/thumb2.md: New file.
9200 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9202 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9203 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9204 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9205 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9207 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9208 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9210 * config/arm/ieee754-sf.S: Ditto.
9211 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9212 (thumb1_base_register_rtx_p): ... to this.
9213 (thumb_index_register_rtx_p): Rename...
9214 (thumb1_index_register_rtx_p): ... to this.
9215 (thumb_output_function_prologue): Rename...
9216 (thumb1_output_function_prologue): ... to this.
9217 (thumb_legitimate_address_p): Rename...
9218 (thumb1_legitimate_address_p): ... to this.
9219 (thumb_rtx_costs): Rename...
9220 (thumb1_rtx_costs): ... to this.
9221 (thumb_compute_save_reg_mask): Rename...
9222 (thumb1_compute_save_reg_mask): ... to this.
9223 (thumb_final_prescan_insn): Rename...
9224 (thumb1_final_prescan_insn): ... to this.
9225 (thumb_expand_epilogue): Rename...
9226 (thumb1_expand_epilogue): ... to this.
9227 (arm_unwind_emit_stm): Rename...
9228 (arm_unwind_emit_sequence): ... to this.
9229 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9230 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9231 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9232 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9233 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9234 thumb2_output_casesi): New functions.
9235 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9236 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9237 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9238 THUMB2_WORK_REGS): Define.
9239 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9240 arm_condexec_mask, arm_condexec_masklen)): New variables.
9241 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9242 (arm_override_options): Check new CPU capabilities.
9243 Set new architecture flag variables.
9244 (arm_isr_value): Handle v7m interrupt functions.
9245 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9247 (const_ok_for_arm): Handle Thumb-2 constants.
9248 (arm_gen_constant): Ditto. Use movw when available.
9249 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9251 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9252 (thumb_find_work_register, arm_load_pic_register,
9253 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9254 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9255 print_multi_reg, output_mov_long_double_fpa_from_arm,
9256 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9257 output_mov_double_fpa_from_arm, output_move_double,
9258 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9259 output_return_instruction, arm_output_function_prologue,
9260 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9261 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9262 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9263 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9264 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9265 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9267 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9268 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9269 (arm_file_start): Output directive for unified syntax.
9270 (arm_unwind_emit_set): Handle stack alignment instruction.
9271 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9272 Add v6t2, v7, v7a, v7r and v7m.
9273 (RETLDM): Add Thumb-2 code.
9274 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9275 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9276 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9277 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9278 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9279 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9280 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9281 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9282 ADJUST_INSN_LENGTH): Define.
9283 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9284 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9285 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9286 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9287 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9288 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9289 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9290 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9291 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9292 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9293 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9294 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9295 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9296 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9297 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9298 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9299 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9301 * config/arm/arm-tune.md: Regenerate.
9302 * config/arm/arm-protos.h: Update prototypes.
9303 * config/arm/vfp.md: Enable patterns for Thumb-2.
9304 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9305 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9306 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9307 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9308 * config/arm/libunwind.S: Add Thumb-2 code.
9309 * config/arm/constraints.md: Update include Thumb-2.
9310 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9311 * config/arm/ieee754-df.S: Ditto.
9312 * config/arm/bpabi.S: Ditto.
9313 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9314 * config/arm/predicates.md (low_register_operand,
9315 low_reg_or_int_operand, thumb_16bit_operator): New.
9316 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9317 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9318 * config/arm/t-arm-elf: Add armv7 multilib.
9319 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9321 (UNSPEC_STACK_ALIGN, ce_count): New.
9322 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9323 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9325 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9326 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9327 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9328 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9329 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9330 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9332 * doc/extend.texi: Document ARMv7-M interrupt functions.
9333 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9335 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9337 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9338 (struct _Unwind_Context): Rename args_size to flags, remove
9339 signal_frame field, add a new args_size field and version field.
9340 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9341 _Unwind_IsExtendedContext): New inline functions.
9342 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9343 Assume by_value array is only present if _Unwind_IsExtendedContext.
9344 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9345 _Unwind_IsSignalFrame.
9346 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9347 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9348 (uw_init_context_1): Initialize context->flags to
9349 EXTENDED_CONTEXT_BIT.
9350 * config/rs6000/linux-unwind.h (frob_update_context): Use
9351 _Unwind_SetSignalFrame.
9353 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9356 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9357 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9360 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9362 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9363 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9364 RET, AT_SP): Remove.
9365 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9368 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9369 * cfgbuild.c (find_basic_blocks): Likewise.
9370 * cfgrtl.c (rtl_create_basic_block): Likewise.
9371 * function.c (temp_slots_at_level): Likewise.
9372 * reg-stack.c (stack_regs_mentioned): Likewise.
9373 * regclass.c (allocate_reg_info): Likewise.
9374 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9375 set_bb_for_stmt, move_block_to_fn): Likewise.
9376 * tree-complex.c (tree_lower_complex): Likewise.
9377 * vec.h (VEC_safe_grow_cleared): New.
9379 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9381 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9383 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9384 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9386 * cfgloopmanip.c (scale_loop_frequencies): Export.
9387 (loopify): Scale the frequencies by prescribed coefficients.
9388 (set_zero_probability): New function.
9389 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9390 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9391 and frequencies according to arguments.
9392 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9394 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9395 * modulo-sched.c (sms_schedule): Set probabilities for entering
9396 versioned loop correctly.
9397 * tree-vect-transform.c (vect_transform_loop): Ditto.
9398 * cfgloop.h (loopify, loop_version): Declaration changed.
9399 (scale_loop_frequencies): Declared.
9401 2007-01-02 Jan Hubicka <jh@suse.cz>
9403 * cgraph.c: Include tree-flow.h
9404 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9406 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9407 * tree-pass.h (pass_all_early_optimizations): Declare.
9408 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9410 (cgraph_analyze_function): Do early_local_passes.
9411 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9412 Do not add referenced vars.
9413 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9415 (gate_all_early_local_passes): New gate.
9416 (pass_early_local_passes): Use new gate.
9417 (execute_early_local_optimizations): New functions.
9418 (gate_all_early_optimizations): New gate.
9419 (pass_all_early_optimizations): New pass.
9420 (execute_free_datastructures): Free SSA only when initialized.
9421 (gate_init_datastructures): Init only when optimizing.
9422 (tree_lowering_passes): Do early local passes when called late.
9423 * tree-profile.c (do_tree_profiling): Don't profile functions added
9425 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9426 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9428 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9429 during early_local_passes.
9430 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9433 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9435 * Makefile.in: Update copyright year.
9437 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9439 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9440 in $(lang_checks) and check-consistency targets.
9442 2007-01-02 Jan Hubicka <jh@suse.cz>
9444 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9445 Do not add referenced vars.
9446 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9448 * passes.c (init_optimization_passes): Put mudflap_2 after
9449 free_datastructures.
9451 2007-01-02 Jan Hubicka <jh@suse.cz>
9453 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9454 Set NOTHROW flag on call statements proved to be nothrow.
9455 Update statement of local calls so new pure/const functions are
9456 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9458 (tree_rest_of_compilation): Register hooks and initialize bitmap
9459 early. Do not set after_inlining flag.
9461 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9463 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9464 HOST_BITS_PER_LONGLONG
9466 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9469 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9470 warning for non-static initializers.
9472 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9474 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9475 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9476 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9477 Always use set_unique_reg_note to add REG_EQUAL notes.
9479 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9482 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9484 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9485 * cfgbuild.c (find_basic_blocks): Likewise.
9486 * cfgrtl.c (rtl_create_basic_block): Likewise.
9487 * function.c (temp_slots_at_level): Likewise.
9488 * reg-stack.c (stack_regs_mentioned): Likewise.
9489 * regclass.c (allocate_reg_info): Likewise.
9490 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9491 set_bb_for_stmt, move_block_to_fn): Likewise.
9492 * tree-complex.c (tree_lower_complex): Likewise.
9493 * vec.h (VEC_safe_grow_cleared): New.
9495 2007-01-02 Ian Lance Taylor <iant@google.com>
9497 * c-common.c (c_common_truthvalue_conversion): When warning about
9498 using an assignment as a truth value, set TREE_NO_WARNING.
9500 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9503 * c.opt (Wold-style-declaration): New.
9504 * doc/invoke.texi (C-only Warning Options): New.
9505 (Wold-style-declaration): Document it.
9506 (Wextra): Enabled by -Wextra.
9507 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9508 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9509 -Wold-style-declaration.
9511 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9513 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9514 * cfgbuild.c (find_basic_blocks): Likewise.
9515 * cfgrtl.c (rtl_create_basic_block): Likewise.
9516 * function.c (temp_slots_at_level): Likewise.
9517 * reg-stack.c (stack_regs_mentioned): Likewise.
9518 * regclass.c (allocate_reg_info): Likewise.
9519 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9520 set_bb_for_stmt, move_block_to_fn): Likewise.
9521 * tree-complex.c (tree_lower_complex): Likewise.
9522 * vec.h (VEC_safe_grow_cleared): New.
9524 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9526 * c-common.c (c_common_nodes_and_builtins): Since variants of
9527 void_type_node get built before it is given a name, we need to
9528 give those variants the name, too.
9529 (complete_array_type): We need to work with the canonical main
9530 type of the array, from which we will build the qualified version.
9531 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9532 * print-tree.c (print_node): Display canonical type information
9534 * stor-layout.c (layout_type): When we don't know the
9535 alignment of a type for which we're building an array, we end up
9536 guessing wrong, so make the type require structural equality.
9537 * tree.c (make_node_stat): When we build a new type, it is its
9539 (build_type_attribute_qual_variant): When building an attribute
9540 variant, its canonical type is the non-attribute variant. However,
9541 if the attributes are target-dependent and they differ, we need to
9542 use structural equality checks for this type.
9543 (build_qualified_type): A qualified type is not equivalent to its
9544 unqualified variant; set the canonical type appropriately.
9545 (build_distinct_type_copy): When building a distinct type from
9546 another type, the new type is its own canonical type.
9547 (build_variant_type_copy): When building a new type variant, we
9548 assume that it is equivalent to the original type.
9549 (build_pointer_type_for_mode): When building a pointer type, also
9550 build a canonical type pointer.
9551 (build_reference_type_for_mode): When building a reference type,
9552 also build a canonical type reference.
9553 (build_index_type): When we can't hash an index type (e.g.,
9554 because its maximum value is negative), the index type requires
9555 structural equality tests.
9556 (build_array_type): Build the canonical form of an array type.
9557 (build_function_type): Function types require structural equality,
9558 because they contain default arguments, attributes, etc.
9559 (build_method_type_directly): Ditto for method types.
9560 (build_offset_type): Build the canonical offset type.
9561 (build_complex_type): Build the canonical vector type.
9562 (make_vector_type): Build the canonical vector type.
9563 * tree.h (TYPE_CANONICAL): New.
9564 (TYPE_STRUCTURAL_EQUALITY_P): New.
9565 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9566 (struct tree_type): Added "canonical" field.
9567 * params.h (VERIFY_CANONICAL_TYPES): New.
9568 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9569 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9570 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9571 * doc/invoke.texi (verify-canonical-types): Document --param
9572 parameter for verifying canonical types.
9574 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9576 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9577 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9578 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9579 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9581 * config/rs6000/e500.h: New.
9582 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9583 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9585 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9586 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9587 TARGET_E500_DOUBLE): Remove.
9588 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9589 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9590 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9591 * config/rs6000/rs6000.c (rs6000_override_options): Use
9594 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9596 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9597 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9598 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9599 rs6000_emit_cmove): Don't check TARGET_E500.
9600 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9601 sordered): Don't check TARGET_E500.
9603 2007-01-01 Eric Christopher <echristo@apple.com>
9605 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9606 HARD_REGISTER_NUM_P.
9608 2007-01-01 Roger Sayle <roger@eyesopen.com>
9610 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9611 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9612 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9615 2007-01-01 Mike Stump <mrs@apple.com>
9617 * configure.ac: Remove support for building with Apple's gcc-3.1.
9619 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9622 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9623 REG is a hard register. Do not modify REG before calling
9625 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9626 multiple of the size of YMODE for certain lowpart cases.
9628 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9631 * gimplify (voidify_wrapper_expr): Update for
9634 2007-01-01 Andreas Schwab <schwab@suse.de>
9637 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9638 save of BR0 in extra_spill_size instead of spill_size.
9639 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9641 (ia64_expand_epilogue): Restore BR0 from its new location.
9643 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9645 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9646 Use a temporary variable if the left hand side is not a gimple
9649 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9651 * gimplify.c (gimplify_return_expr): Make the temporary variable
9652 for the return expression, a gimple register variable.
9654 2007-01-01 Jan Hubicka <jh@suse.cz>
9656 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9659 2007-01-01 Mike Stump <mrs@apple.com>
9661 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9663 * config/darwin.c (machopic_select_rtx_section): Use
9665 (darwin_mergeable_constant_section): Likewise.
9666 * configure: Regenerate.
9667 * config.in: Regenerate.
9669 2007-01-01 Jan Hubicka <jh@suse.cz>
9670 Andrew Pinski <pinskia@gmail.com>
9672 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9673 before starting IPA passes.