1 2007-03-29 Richard Henderson <rth@redhat.com>
3 * emutls.c (struct __emutls_array): New.
4 (emutls_destroy): Use it instead of casting element 0 from void*.
5 (__emutls_get_address): Likewise.
7 2007-03-29 Richard Henderson <rth@redhat.com>
9 * varasm.c (initializer_constant_valid_p): Don't deny
10 DECL_DLLIMPORT_P on functions.
12 * config/i386/cygming.h: Remove function declarations.
13 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14 (ASM_OUTPUT_LABELREF): Remove.
15 (COMMON_ASM_OP): Remove.
16 (ASM_OUTPUT_COMMON): Remove.
17 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21 Rename from TARGET_ENCODE_SECTION_INFO.
22 * config/i386/netware.h: Likewise.
23 * config/i386/i386-protos.h: Update.
24 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
25 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
26 (legitimate_constant_p): Reject dllimports.
27 (dllimport_map, get_dllimport_decl): New.
28 (legitimize_dllimport_symbol): New.
29 (legitimize_address, ix86_expand_move): Use it.
30 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
31 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
32 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
33 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
34 * config/i386/predicates.md (constant_call_address_operand): Only
35 accept symbols; reject dllimport_p symbols.
36 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
37 i386_pe_maybe_record_exported_symbol.
38 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
39 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
40 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
41 trust the setting of DECL_DLLIMPORT_P.
42 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
43 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
44 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
45 tidy the argument scanning loop.
46 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
47 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
48 (i386_pe_strip_name_encoding): Remove.
49 (i386_pe_binds_local_p): New.
50 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
51 (i386_pe_output_labelref): Remove.
52 (i386_pe_asm_output_aligned_decl_common): New.
53 (i386_pe_maybe_record_exported_symbol): Rename from
54 i386_pe_record_exported_symbol; check for dllexported symbols.
56 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
58 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
59 add comment explaining why vsnprintf cannot be used.
61 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
63 PR tree-optimization/30666
64 * tree.c (build_complex_type): When creating type names for DWARF2
65 debug info, create TYPE_DECLs for TYPE_NAME instead of
67 (build_common_tree_nodes_2): Use build_complex_type when building
68 predefined complex types, to preserve canonical types.
70 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
72 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
73 (noce_get_alt_condition): Look at it to determine whether to
74 reverse the condition or not.
75 (noce_get_condition): Substitute the truth for lies.
76 (noce_find_if_block): Set the then_else_reversed field.
78 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
80 * config/fr30/fr30.md (movdi): Do not accept immediates as the
81 destination of this insn.
82 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
83 than calling gen_rtx_SET directly. Use r0 to hold the value of
84 'address + 4' rather than a stack based temporary which can be
87 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
89 * config/s390/s390.c (s390_secondary_input_reload_class,
90 s390_secondary_output_reload_class): Functions removed.
91 (s390_secondary_reload): New function.
92 (TARGET_SECONDARY_RELOAD): Target macro defined.
93 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
94 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
95 * config/s390/s390.md ("reload_outti", "reload_outdi",
96 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
97 "reload_out<mode>"): Expanders removed.
98 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
99 "reload<mode>_nonoffmem_out"): Expanders added.
101 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
103 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
104 SRC->DEST replacement failed anyway.
106 2007-03-28 Mike Stump <mrs@apple.com>
108 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
109 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
110 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
112 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
114 * config.gcc: Accept barcelona as a variant of amdfam10.
115 * config/i386/i386.c (override_options): Likewise.
116 * doc/invoke.texi: Likewise.
118 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
120 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
121 offsets for BIT_FIELD_REF and COMPONENT_REF.
123 2007-03-28 Richard Guenther <rguenther@suse.de>
125 * tree.c (is_global_var): Move ...
126 * tree-flow-inline.h (is_global_var): ... here.
127 * tree.h (is_global_var): Remove declaration.
129 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
133 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
134 * config/i386/i386.c (ix86_tune_features): Initialize new
136 * config/i386/predicates.md (promotable_binary_operator): Use
137 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
139 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
142 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
144 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
146 * config/fr30/fr30.md (movsi_internal): Change destination
147 constraint from m to V and add m to the end.
149 2007-03-28 Christian Bruel <christian.bruel@st.com>
151 * config/sh/sh.md (movsi_i): Fix type attribute.
153 2007-03-28 Christian Bruel <christian.bruel@st.com>
155 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
156 (movsf_ie): Likewise.
158 2007-03-28 Christian Bruel <christian.bruel@st.com>
160 * config.gcc: Add sh4-300 to multilib.
161 * config/sh/t-mlib-sh4-300: New file.
163 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
165 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
166 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
168 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
169 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
170 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
171 "fixuns_trunctddi2"): Whitespace fix.
173 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
175 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
176 the definition of struct sh_args.
177 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
178 CALL_COOKIE_INT_REG_GET): Likewise.
180 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
182 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
183 transformations are applied successfully.
185 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
187 * tree.c (tree_contains_struct): Permit 512 tree codes.
188 * tree.h (tree_contains_struct): Ditto.
189 (MAX_TREE_CODES): Ditto.
190 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
191 SPARE member to store remaining padding bits.
193 2007-03-27 Anatoly Sokolov <aesok@post.ru>
195 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
198 2007-03-27 Janis Johnson <janis187@us.ibm.com>
200 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
201 * configure: Regenerate.
203 * configure: Regenerate using the correct version of autoconf.
205 2007-03-27 Anatoly Sokolov <aesok@post.ru>
207 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
209 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
210 regs to "__SP_L__" and "__SP_H__".
212 2007-03-27 Richard Guenther <rguenther@suse.de>
214 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
215 computations with it with a HOST_WIDE_INT variable.
217 2007-03-26 Mike Stump <mrs@apple.com>
219 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
220 objective-c-header, objective-c++-header and objc++-cpp-output
222 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
224 2007-03-26 Richard Henderson <rth@redhat.com>
227 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
228 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
229 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
230 IX86_BUILTIN_PSRLQ128): New.
231 (ix86_init_mmx_sse_builtins): Add them.
232 (ix86_expand_builtin): Expand them.
233 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
235 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
236 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
237 _mm_srli_epi64): Mark __B const.
238 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
239 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
240 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
241 new two-vector shift builtins.
243 2007-03-26 Ian Lance Taylor <iant@google.com>
245 PR tree-optimization/31345
246 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
247 [+INF, +INF(OVF)] into VARYING.
249 2007-03-26 Zack Weinberg <zackw@panix.com>
251 * gengtype-parse.c: New file.
252 * gengtype-yacc.y: Delete.
253 * gengtype-lex.l: Don't include gengtype-yacc.h.
254 Define YY_DECL and yyterminate appropriately for recursive
255 descent parser. yylval is now a string out-parameter to yylex.
256 (HWS, EOID): New shorthand.
257 (IWORD): Add a couple more types.
258 (yylex): Add a setup stanza. Remove the complex rules for
259 detecting GTY'ed types and typedefs; replace with simple
260 keyword detectors. Adjust everything for the changed
261 definition of yylval. Ignore all pp-directives, not just #define.
263 (parse_file): Rename yybegin; do not call yyparse.
265 * gengtype.c (xasprintf): Export again.
266 (this_file): New. Use everywhere __FILE__ was being used.
267 (get_lang_bitmap): Special case types defined in gengtype.c.
268 (do_typedef, new_structure): Suppress definition of certain types.
269 (new_structure): Improve diagnostics of duplicate definitions.
270 Make sure location_s is associated with input.h.
271 (nreverse_pairs, define_location_structures): New functions.
272 (main): Improve tagging of kludge types. Remove old kludges
273 for input.h types; use define_location_structures.
274 * gengtype.h: Update prototypes. Define token codes here.
275 * Makefile.in: Remove all references to gengtype-yacc.
276 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
278 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
279 add GTY((skip)) to the field that's only conditionally there.
280 * doc/install.texi: Document that Bison is no longer required
281 unless building treelang.
283 * gengtype.c: Don't include gtyp-gen.h.
284 (srcdir): Declare here.
285 (base_files, lang_dir_names): Allocate dynamically.
286 (gt_files, num_gt_files, num_lang_dirs): New globals.
287 (measure_input_list, read_input_line, read_input_list)
288 (set_lang_bitmap): New functions.
289 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
290 simplify, relying on read_input_list to set up the bitmaps.
291 (main): Arguments are no longer unused. Check for correct number
292 of command line arguments, set srcdir and srcdir_len, then call
293 read_input_list, before doing anything else. No need to worry
294 about duplicates in main loop.
295 * configure.ac: Simplify the calculation of all_gtfiles.
296 Put language tags in there. Don't set or substitute
297 all_gtfiles_files_langs or all_gtfiles_files_frags.
298 * Makefile.in: Revamp the way gengtype is invoked, now that it
299 takes a file on its command line with a much simpler format.
300 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
301 (GTFILES): Remove duplicates and C source files.
302 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
303 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
304 * configure: Regenerate.
306 * gengtype.h: Remove all type definitions to gengtype.c; leave
307 only definitions of options_p, type_p, and pair_p as opaque
308 pointers. Update prototypes.
309 * gengtype.c: Many type definitions moved here from gengtype.h.
310 Consolidate type definitions at the top of the file.
311 (xvasprintf): Delete.
312 (xasprintf): Make static.
313 (create_nested_pointer_option): Add 'next' parameter.
314 (create_field_all, create_field_at): New functions.
315 (create_field): Now a thin wrapper around create_field_all.
316 (create_optional_field): Rename create_optional_field_ and add
317 line argument. Original name is now a macro which supplies
319 (oprintf): Use vsnprintf directly.
320 (close_output_files): Use fatal rather than perror/exit.
321 (note_def_vec, note_def_vec_alloc): Use create_field_at.
322 (main): Set progname. Don't use exit.
323 * gengtype-yacc.y (struct_fields): Use create_field_at.
324 (option, optionseqopt): Delete.
325 (optionseq): Consolidate productions from option here so we
326 can use the first argument to create_option.
328 * gengtype-lex.l: Distinguish unions from structures in the
329 token type. Don't call find_structure; return the tag as a string.
330 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
331 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
332 Reorganize typedef_struct production accordingly.
333 Use create_nested_ptr_option.
334 * gengtype.c (create_nested_ptr_option): New function.
335 * gengtype.h: Declare it.
337 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
338 (string_type): Don't declare.
339 (do_scalar_typedef): Declare.
340 (create_scalar_type): Update prototype.
341 * gengtype.c (string_type): Make static.
342 (scalar_nonchar, scalar_char): New.
343 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
344 (resolve_typedef): Use scalar_nonchar for error recovery.
345 (create_scalar_type): Remove name_len field. Return scalar_char
346 or scalar_nonchar as appropriate.
347 (adjust_field_type): Look at scalar_is_char boolean to decide whether
349 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
351 (main): Initialize scalar_char and scalar_nonchar before calling
353 * gengtype-lex.l: Adjust for removal of second argument to
354 create_scalar_type. Use yylval.s instead of yylval.t when
356 * gengtype-yacc.y: Type of SCALAR is string. Call
357 create_scalar_type from type:SCALAR rule. Adjust for removal of
358 second argument to create_scalar_type.
360 * vec.h: Remove all #if IN_GENGTYPE blocks.
361 Add comment saying that changes may require adjustments to gengtype.
362 * gengtype.c: Don't include coretypes.h or tm.h.
363 Add comment to inclusion of errors.h.
364 (note_def_vec, note_def_vec_alloc): New functions.
365 * gengtype.h: Declare new functions.
366 * gengtype-lex.l: Don't include coretypes.h.
367 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
369 (update_lineno): Remove unnecessary prototype.
370 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
371 (VEC rule): Just return VEC_TOKEN.
372 * gengtype-yacc.y (VEC_TOKEN): New token type.
373 (type): Add a production for VEC(a,b).
374 * Makefile.in: Update dependencies.
376 * gengtype-lex.l: Remove rules for parsing pointer-to-function
377 typedefs that use the old PARAMS macro.
379 * gengtype-lex.l: Remove all rules and states relating to yacc
381 * gengtype-yacc.y: Similarly.
382 * gengtype.c (note_yacc_type): Delete function.
383 * gengtype.h: Update prototypes.
385 2007-03-26 Joseph Myers <joseph@codesourcery.com>
387 * tree-pretty-print.c (dump_generic_node): Report precision of
388 unnamed integer types.
390 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
392 * ifcvt.c (noce_try_store_flag_constants): Don't check
394 (noce_try_store_flag_constants): Don't check no_new_pseudos.
395 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
396 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
397 noce_try_sign_mask): Likewise.
398 (if_convert): Check no_new_pseudos here.
400 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
402 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
403 (noce_get_condition): Handle new then_else_reversed argument.
404 (noce_init_if_info): Remove, fold into noce_find_if_block.
405 (noce_process_if_block): Take a struct noce_if_info as the
406 argument. Don't set up one based on ce_if_info. Update pointer
407 references accordingly.
408 (cond_move_process_if_block): Likewise.
409 (process_if_block): Removed.
410 (find_if_block): Removed. Move functionality two new functions,
411 noce_find_if_block and cond_exec_find_if_block.
412 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
413 blocks and the symmetric IF-ELSE-JOIN case.
414 (cond_exec_find_if_block): Also new function mostly based on old
415 find_if_block and process_if_block.
416 (find_if_header): Replace find_if_block call with separately
417 guarded calls to noce_find_if_block and cond_exec_find_if_block.
418 (find_cond_trap): Update noce_get_condition call.
419 (dead_or_predicable): Likewise.
421 2007-03-26 Jakub Jelinek <jakub@redhat.com>
423 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
425 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
426 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
427 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
428 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
429 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
430 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
431 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
432 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
433 __builtin_ia32_psrad128 builtins.
435 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
437 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
438 * config/i386/constraints.md
439 (define_constraint "I"): Use IN_RANGE macro.
440 (define_constraint "J"): Ditto.
441 (define_constraint "K"): Ditto.
442 (define_constraint "M"): Ditto.
443 (define_constraint "N"): Ditto.
444 (define_constraint "O"): Ditto.
445 * config/i386/predicates.md
446 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
447 (define_predicate "const_0_to_3_operand"): Ditto.
448 (define_predicate "const_0_to_7_operand"): Ditto.
449 (define_predicate "const_0_to_15_operand"): Ditto.
450 (define_predicate "const_0_to_63_operand"): Ditto.
451 (define_predicate "const_0_to_255_operand"): Ditto.
452 (define_predicate "const_1_to_31_operand"): Ditto.
453 (define_predicate "const_2_to_3_operand"): Ditto.
454 (define_predicate "const_4_to_7_operand"): Ditto.
456 2007-03-25 David Edelsohn <edelsohn@gnu.org>
458 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
459 in SImode for save_world.
460 * config/rs6000/altivec.md (save_world, restore_world): Convert to
463 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
465 PR tree-optimization/30784
466 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
469 2007-03-25 Revital Eres <eres@il.ibm.com>
471 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
472 Fold movement_possibility function into it.
474 2007-03-25 David Edelsohn <edelsohn@gnu.org>
476 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
477 (load_macho_picbase_{si,di}): Convert to LR hard reg.
478 (call_indirect_nonlocal_darwin64): Same.
479 (call_nonlocal_darwin64): Same.
480 (call_value_indirect_nonlocal_darwin64): Same.
481 (call_value_nonlocal_darwin64): Same.
482 (sibcall_nonlocal_darwin64): Same.
483 (sibcall_value_nonlocal_darwin64): Same.
484 (sibcall_symbolic_64): Same.
485 (sibcall_value_symbolic_64): Same.
486 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
488 (rs6000_emit_load_toc_table): Same.
489 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
490 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
496 (load_toc_v4_pic_si): Same
497 (load_toc_v4_PIC_1): Same.
498 (load_toc_v4_PIC_1b): Same.
499 (call_indirect_aix{32,64}): Same.
500 (call_value_indirect_aix{32,64}): Same.
503 (call_local{32,64}): Same.
504 (call_value_local{32,64}): Same.
505 (call_indirect_nonlocal_aix{32,64}): Same.
506 (call_nonlocal_aix{32,64}): Same.
507 (call_value_indirect_nonlocal_aix{32,64}): Same.
508 (call_value_nonlocal_aix{32,64}): Same.
509 (call_indirect_nonlocal_sysv<mode>): Same.
510 (call_nonlocal_sysv<mode>): Same.
511 (call_value_indirect_nonlocal_sysv<mode>): Same.
512 (call_value_nonlocal_sysv<mode>): Same.
514 (sibcall_local{32,64}): Same.
515 (sibcall_value_local{32,64}): Same.
516 (sibcall_nonlocal_aix{32,64}): Same.
517 (sibcall_value_nonlocal_aix{32,64}): Same.
518 (sibcall_nonlocal_sysv<mode>): Same.
519 (sibcall_value): Same.
520 (sibcall_value_nonlocal_sysv<mode>): Same.
522 2007-03-24 Paul Brook <paul@codesourcery.com>
524 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
525 * config/arm/linux-eabi.h: Remove legacy syscall hack.
527 2007-03-24 Richard Henderson <rth@redhat.com>
529 * config/ia64/constraints.md: New file.
530 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
531 satisfies_constraint_?.
532 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
533 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
534 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
535 ia64_output_mi_thunk): Likewise.
536 (ia64_const_ok_for_letter_p): Remove.
537 (ia64_const_double_ok_for_letter_p): Remove.
538 (ia64_extra_constraint): Remove.
539 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
540 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
541 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
542 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
543 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
544 EXTRA_MEMORY_CONSTRAINT): Remove.
545 * config/ia64/ia64.md: Include constriants.md. Replace
546 CONST_OK_FOR_? with satisfies_constraint_?.
548 2007-03-23 Michael Meissner <michael.meissner@amd.com>
549 H.J. Lu <hongjiu.lu@intel.com>
551 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
553 (name macros): Use DPD_BID_NAME to convert names properly.
555 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
556 decimal floating point format.
557 (init_floating_libfuncs): Change decimal functions so that they
558 have a "bid_" prefix if the decimal system uses the BID format,
559 and "dpd_" prefix if the decimal system uses the DPD format.
560 (init_interclass_conv_libfuncs): Ditto.
561 (init_intraclass_conv_libfuncs): Ditto.
563 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
564 using the BID format.
566 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
567 whether we are using the BID decimal format.
568 * configure: Regenerate.
570 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
571 the compiler has decimal floating point enabled. Define
572 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
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 * doc/install.texi (--enable-decimal-float): Document BID and DPD
588 options, and that it is enabled for i386/x86_64 systems.
590 * Makefile.in (enable_decimal_float): New.
592 (DECNUMINC): Add -I$(DECNUMFMT).
593 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
594 to $(DECNUMFMT) from $(DECNUM).
596 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
597 Substitute enable_decimal_float.
598 * configure: Regenerated.
601 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
604 * configure.ac: Enable decimal float for x86_64-*-linux*.
605 * configure: Regenerated.
608 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
609 decimal128ClearSign to flip and clear the sign bit in decimal128.
610 (decimal_real_maxval): Set decimal128SetSign to set the sign
613 2007-03-23 Ian Lance Taylor <iant@google.com>
615 * fold-const.c (fold_binary): Correct warning for X - c >= X.
617 2007-03-23 Ian Lance Taylor <iant@google.com>
619 * tree-dump.c (dump_files): Correct comment.
621 2007-03-23 Ian Lance Taylor <iant@google.com>
623 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
625 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
627 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
628 in cfglayout mode. Don't go into and out of cfglayout mode.
629 Link the blocks in the order of the constructed traces.
630 (rest_of_handle_tracer): Adjust call to tracer.
631 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
632 Don't go into cfglayout mode.
633 (rtl_loop_done): Don't go out of cfglayout mode.
634 * cfglayout.c (relink_block_chain): New function, split out from...
635 (fixup_reorder_chain): ...here. Remove redundant checking.
636 (cfg_layout_finalize): Don't clear the header, footer, and aux
637 fields here, move the code to do so to relink_block_chain. Likewise
638 for free_original_copy_tables.
639 * rtl.h (tracer): Update prototype.
640 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
641 Assert we are in cfglayout mode. Don't go into and out of cfglayout
642 mode. Use relink_block_chain to serialize the CFG according to the
643 new basic block order. Move targetm.cannot_modify_jumps_p check from
645 (gate_handle_reorder_blocks): ...to here.
646 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
648 (gate_duplicate_computed_gotos): ...to here.
649 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
650 something always changes when going into and out of cfglayout mode.
651 Perform an expensive cfg cleanup while going into cfglayout mode.
652 Always update liveness information on HAVE_conditional_execution
653 targets. Reserialize the basic blocks and go out of cfglayout mode.
654 * reg-stack.c: Include cfglayout.h.
655 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
656 the call to reorder_basic_blocks.
657 * basic-block.h (reorder_basic_blocks): Update prototype.
658 (relink_block_chain): New prototype.
659 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
661 2007-03-23 Joseph Myers <joseph@codesourcery.com>
663 * config/mips/mips.md (type, hazard, *movdi_32bit,
664 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
665 *movhi_internal, *movqi_internal, *movsf_hardfloat,
666 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
667 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
668 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
670 (movcc): Change first xfer to multi.
671 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
672 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
673 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
674 config/mips/generic.md: Change reservations using "xfer" to use
676 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
678 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
679 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
681 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
683 2007-03-22 Richard Henderson <rth@redhat.com>
685 * config/i386/i386.c: Remove unnecessary function declarations.
686 Move targetm definition, and all related macros, to the end of
687 the file. Resort some functions to put definitions before uses.
688 (ix86_attribute_table): Make static. Move to end of file.
689 (ix86_gimplify_va_arg): Make static.
691 2007-03-22 Richard Henderson <rth@redhat.com>
693 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
694 don't increase local_regparm with force_align_arg_pointer check.
695 (ix86_function_sseregparm): Assert 32-bit.
696 (type_has_variadic_args_p): New.
697 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
698 type_has_variadic_args_p.
699 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
700 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
701 use memset instead. Do maybe_vaarg check first; skip attribute
702 tests if true; skip attribute tests for 64-bit.
703 (construct_container): Remove TARGET_DEBUG_ARG.
704 (function_arg_advance_32, function_arg_advance_64): Split out ...
705 (function_arg_advance): ... from here.
706 (function_arg_32, function_arg_64): Split out ...
707 (function_arg): ... from here.
708 (ix86_pass_by_reference): Tidy.
709 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
710 (function_value_32): New, from parts of ix86_function_value
711 and ix86_value_regno.
712 (function_value_64): New, from parts of ix86_function_value
713 and ix86_libcall_value.
714 (ix86_function_value_1): New.
715 (ix86_function_value, ix86_libcall_value): Use it.
716 (return_in_memory_32, return_in_memory_64): Split out ...
717 (ix86_return_in_memory): ... from here.
718 (ix86_struct_value_rtx): Skip for 64-bit.
719 (ix86_libcall_value, ix86_value_regno): Remove.
720 (setup_incoming_varargs_64): Split out ...
721 (ix86_setup_incoming_varargs): ... from here.
722 (ix86_va_start): Remove TARGET_DEBUG_ARG.
723 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
724 * config/i386/i386-protos.h (ix86_function_value): Remove.
725 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
727 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
730 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
731 infinities not supported, otherwise emit warning if -Woverflow. On
732 underflow, emit warning if -Woverflow.
733 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
735 * real.h (real_from_string): Update declaration
737 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
738 Richard Henderson <rth@redhat.com>
740 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
741 * calls.c (compute_argument_block_size, expand_call,
742 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
743 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
744 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
745 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
746 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
747 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
748 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
749 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
752 2007-03-22 Joseph Myers <joseph@codesourcery.com>
754 * c-incpath.c (add_sysroot_to_chain): New.
755 (merge_include_chains): Add sysroot argument. Call
756 add_sysroot_to_chain if sysrooted.
757 (register_include_chains): Update call to merge_include_chains.
758 * doc/cppopts.texi: Document use of '=' in include directory
761 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
764 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
765 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
766 insn pattern using X87MODEF12 mode macro.
768 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
770 * regmove.c (regmove_optimize): Use reg_mentioned_p
771 instead of reg_overlap_mentioned_p for DST.
773 2007-03-21 Mike Stump <mrs@apple.com>
775 * c.opt: Fixup for Objective-C/C++.
777 2007-03-21 Steve Ellcey <sje@cup.hp.com>
779 * explow.c (convert_memory_address): Fold memory reference when
780 POINTERS_EXTEND_UNSIGNED < 0
782 2007-03-21 Richard Henderson <rth@redhat.com>
785 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
786 * config/i386/mmintrin.h (__m64): Likewise.
787 * config/i386/xmmintrin.h (__m128): Likewise.
789 2007-03-21 Richard Sandiford <richard@codesourcery.com>
791 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
792 (VXWORKS_OS_CPP_BUILTINS): Define.
793 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
794 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
796 2007-03-21 Richard Sandiford <richard@codesourcery.com>
798 * rtl.h (constant_pool_reference_p): Delete.
799 (find_constant_src): Declare.
800 * rtlanal.c (find_constant_src): New function.
801 * simplify-rtx.c (constant_pool_reference_p): Delete.
802 * config/i386/i386.md: Use find_constant_src instead of
803 constant_pool_reference_p/avoid_constant_pool_reference pairs.
805 2007-03-21 Richard Sandiford <richard@codesourcery.com>
807 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
808 * c-cppbuiltin.c (c_cpp_builtins): Define them.
810 2007-03-20 Mark Mitchell <mark@codesourcery.com>
812 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
813 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
814 (arm_elf_asm_constructor): Use it.
815 (arm_elf_asm_destructor): New function.
817 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
819 * jump.c (mark_jump_label): Treat SEQUENCE specially.
821 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
823 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
825 2007-03-19 Andrew Haley <aph@redhat.com>
827 PR tree-optimization/31264
828 * tree-vrp.c (register_edge_assert_for_1): Don't look though
831 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
833 PR rtl-optimization/30907
834 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
835 (fwprop_init): Always call loop_optimizer_initialize.
836 (fwprop_done): Always call loop_optimizer_finalize.
837 (fwprop): We always have loop info now.
838 (gate_fwprop_addr): Remove.
839 (pass_fwprop_addr): Use gate_fwprop as gate.
841 PR rtl-optimization/30841
842 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
843 df_chain_alloc): Call df_reorganize_refs unconditionally.
844 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
845 refs_organized to refs_organized_size.
846 (df_ref_create_structure): Use refs_organized_size instead of
847 bitmap_size if refs had been organized, and keep refs_organized_size
849 * df.h (struct df_ref_info): Change refs_organized to
851 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
854 2007-03-19 Mark Mitchell <mark@codesourcery.com>
856 * except.c (output_function_exception_table): Do not reference the
857 EH personality routine for functions that do not require an
860 2007-03-20 Jakub Jelinek <jakub@redhat.com>
863 * c-typeck.c (convert_for_assignment): Call comptypes for
864 RECORD_TYPE or UNION_TYPE.
867 * reload1.c (reload): Do invalid ASM checking after
868 cleanup_subreg_operands.
870 2007-03-19 Jeff Law <law@redhat.com>
872 * tree-cfg.c (find_taken_edge): Tighten conditions for
873 optimizing computed gotos.
875 2007-03-19 Michael Matz <matz@suse.de>
877 * builtins.c (expand_builtin_sync_operation,
878 expand_builtin_compare_and_swap,
879 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
882 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
883 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
886 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
888 * doc/tm.texi: Add brackets around the return type of
889 TARGET_SECONDARY_RELOAD.
891 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
892 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/31254
895 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
896 Use handled_component_p () where appropriate. Continue
897 propagating into the rhs if we propagated into an INDIRECT_REF
900 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
902 * config/s390/s390.md (op_type attribute): RRR instruction type added.
903 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
904 (xde, xdee): Mode attributes adjusted to support DFP modes.
905 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
906 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
907 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
908 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
909 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
910 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
911 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
913 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
914 "movsf"): Insn definitions removed.
915 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
916 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
917 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
919 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
920 "reload_in<mode>", "reload_out<mode>"): Expander added.
921 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
924 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
926 * config/s390/s390.md: Only non-functional changes. Renamed
927 FPR mode macro to BFP all over the file.
929 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
931 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
932 (op_type attribute): RRF instruction type added.
933 (fT0): New mode attribute.
934 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
935 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
936 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
937 no secondary memory is needed when moving DFmode values between GPRs
940 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
942 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
943 inverted and documentation adjusted.
944 ("mhard-dfp", "msoft-dfp"): New options.
945 * config/s390/s390.c (s390_handle_arch_option): New architecture
947 (override_options): Sanity checks for the new options added.
948 * config.gcc: New architecture switch: z9-ec.
949 * config/s390/s390.h (processor_flags): PF_DFP added.
950 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
951 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
952 when the bit is NOT set so remove it from the defaults.
954 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
956 * genemit.c (main): Print include statement for dfp.h.
957 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
960 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
962 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
964 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
967 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
970 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
973 attr_length_call, output_call, output_indirect_call): Cleanup
974 formatting of targetm calls.
976 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
978 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
980 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
982 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
983 reservation, bypass and anti-bypass descriptions for these instructions.
984 Update move patterns.
985 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
988 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
990 * tree-vect-transform.c (get_initial_def_for_induction): Replace
991 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
992 (get_initial_def_for_reduction): Likewise.
994 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
996 Fix PR tree-optimization/29922
997 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
998 (get_representative): Removed.
999 (value_dies_in_block_x): Update for rvuse removal.
1000 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1001 (compute_antic_aux): Handle when PHI nodes appear in
1002 non-single-successors.
1003 (dump_bitmap_of_names): Removed.
1004 (compute_antic_safe): Renamed and removed rvuse calculation.
1005 Calculate only antic safe.
1006 (insert_into_preds_of_block): Remove assert.
1007 (execute_pre): Update for renamed functions.
1008 (defer_or_phi_translate_block): New function.
1010 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1012 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1013 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1015 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1016 Follow spelling conventions.
1018 * tree-data-ref.h: Remove the prototype for analyze_array.
1020 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1022 PR tree-optimization/31041
1023 * tree-vect-transform.c (get_initial_def_for_induction): Call
1024 force_gimple_operand.
1026 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1028 * ipa-type-escape.c (look_for_casts) : Revert code to use
1029 handled_component_p due to ada test a-numaux.adb.
1031 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1033 * final.c (final_scan_insn): Alter the condition of a
1034 conditional trap if we have nonstandard CC.
1036 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1038 * configure.ac: Remove excess quoting from asm line 0 test.
1039 * configure: Rebuilt.
1041 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1043 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1044 * c-common.c (convert_and_check): Move warning logic to...
1045 (warnings_for_convert_and_check): ...here. Define.
1046 * c-common.h (warnings_for_convert_and_check): Declare.
1048 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1050 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1051 (output_call): Likewise.
1053 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1055 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1057 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1059 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1061 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1063 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1064 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1066 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1068 PR tree-optimization/31183
1069 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1070 Use double_int instead of unsigned int for representing access_strides.
1071 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1073 2007-03-16 Richard Guenther <rguenther@suse.de>
1075 PR tree-optimization/31146
1076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1077 to allow recursion of forward_propagate_addr_expr.
1078 (forward_propagate_addr_into_variable_array_index): Likewise.
1079 (forward_propagate_addr_expr): Likewise.
1080 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1081 (forward_propagate_addr_expr_1): Recurse on simple copies
1082 instead of propagating into them. Do so for useless conversions
1084 (forward_propagate_addr_expr): Clean up unused statements after
1087 2007-03-16 Richard Guenther <rguenther@suse.de>
1089 * builtins.c (expand_builtin_cexpi): Use the right argument
1090 for the expansion via cexp.
1092 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1094 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1095 * configure: Rebuilt.
1097 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1100 * dwarf2out.c (force_type_die): Adjust comment.
1101 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1103 2007-03-15 DJ Delorie <dj@redhat.com>
1105 * config/frv/predicates.md (minmax_operator): Don't check operands
1108 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1110 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1111 Update constant estimates of number of iterations.
1112 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1113 argument renamed to "realistic".
1114 (compute_estimated_nb_iterations): Removed.
1115 (record_niter_bound): New function.
1116 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1117 call record_nonwrapping_iv with upper = false.
1118 (infer_loop_bounds_from_signedness): Pass upper argument to
1119 record_nonwrapping_iv.
1120 (estimate_numbers_of_iterations_loop): Do not call
1121 compute_estimated_nb_iterations. Record estimate based on profile
1122 information. Initialize the constant estimates of number of
1124 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1126 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1127 number of iterations is too small.
1128 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1129 (EST_NOT_AVAILABLE): Removed.
1130 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1131 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1134 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1136 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1137 Handle NE_EXPR guards.
1139 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1142 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1143 Set also -pedantic-errors by default for the preprocessor unless
1144 -fpermissive is given.
1146 2007-03-15 Richard Guenther <rguenther@suse.de>
1150 * builtins.c (expand_builtin_cexpi): As a fallback if we
1151 don't have builtins for sincos or cexp create a function
1152 declaration for cexp and expand to a call to that.
1153 (expand_builtin_int_roundingfn): Always fall
1154 back to floor/ceil and its variants even if they may be
1157 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1160 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1161 jump tables, move the call to delete_dead_jumptables from here...
1162 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1163 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1164 don't allow merging of blocks that try_redirect_by_replacing_jump
1165 also does not handle when not optimizing.
1167 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1168 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1170 * config/i386/i386.md (x86_sahf_1): Correctly handle
1173 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1177 x86_64_general_operand as operand[2] predicate. Remove "iF"
1178 from operand constraints and use "e" constraint instead.
1179 (*subti3_1, *subti3_1 splitter): Ditto.
1180 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1181 operand[1] predicate.
1183 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1185 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1186 arrays, multiply the access strides by the size of the sub-array.
1187 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1189 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1191 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1192 the configured assembler supports the sahf mnemonic.
1193 * configure: Regenerate.
1194 * config.in: Regenerate.
1196 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1197 emit "sahf" or ".byte\t0x9e" as asm template.
1199 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1202 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1203 option to replace hard coded TARGET_xxx in md file.
1204 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1205 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1206 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1207 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1208 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1209 (X86_TUNE_NOT_VECTORMODE): Ditto.
1210 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1211 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1212 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1213 (TUNE_SLOW_IMUL_IMM8): Ditto.
1214 (TUNE_MOVE_M1_VIA_OR): Ditto.
1215 (TUNE_NOT_UNPAIRABLE): Ditto.
1216 (TUNE_NOT_VECTORMODE): Ditto.
1218 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1221 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1222 tuning options instead of hard coded TARGET_xxx.
1223 (fix ssemode peephole2's): Ditto.
1224 (imul peephole2's): Ditto.
1226 (movdi_or_rex64): Ditto.
1227 (move peephole2): Ditto.
1228 (not peephole2's): Ditto.
1230 2007-03-14 Dirk Mueller <dmueller@suse.de>
1232 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1233 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1234 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1236 * c-parser.c (c_parser_do_statement): Warn about empty body in
1238 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1239 * doc/invoke.texi (-Wempty-body): Update documentation.
1241 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1244 * c-common.h (warn_for_div_by_zero): Declare.
1245 * c-common.c (warn_for_div_by_zero): Define.
1246 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1249 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1251 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1252 to PREFIX and STANDARD_PREFIX.
1254 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1255 Phil Edwards <phil@codesourcery.com>
1257 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1258 (__gthread_once_t): Remove busy field for RTPs.
1259 (__GTHREAD_ONCE_INIT): Update accordingly.
1261 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1263 * doc/invoke.texi: Document VxWorks options.
1265 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1267 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1269 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1271 PR tree-optimization/30590
1272 * tree-nrv.c (tree_nrv): Check for the partial update of the
1275 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1277 * flags.h (flag_random_seed): Remove declaration, in favor of...
1278 * toplev.h (get_random_seed, set_random_seed): ... these.
1279 * tree.c (get_file_function_name): Use the former.
1280 * opts.c (common_handle_option): Use the latter.
1283 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1286 * cse.c (cse_find_path): Do not bail out if a basic block that
1287 we already visited now becomes part of a path that starts at a
1288 different basic block. Just disallow this, to make sure we
1289 visit each basic block at most once.
1291 2007-03-13 Jan Hubicka <jh@suse.cz>
1293 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1294 when profile esitmate is present, calls with very low frequency are
1297 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1299 PR tree-optimization/30730
1300 PR tree-optimization/26900
1301 * tree-ssa-loop-niter.c: Include gmp.h.
1303 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1304 split_to_var_and_offset, determine_value_range,
1305 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1306 bound_difference, bounds_add, bounds_negate,
1307 number_of_iterations_ne_max, dump_affine_iv): New functions.
1308 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1309 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1310 difference of initial and final value of control iv to validate
1312 (number_of_iterations_cond): Add loop parameter. Determine bounds
1313 on the difference of the extremes of the control iv. Add dumps.
1314 (expand_simple_operations): Handle phi nodes.
1315 (simplify_using_initial_conditions): Do not record used conditions.
1316 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1317 Do not set additional_info.
1318 (implies_nonnegative_p, implies_ge_p): Removed.
1319 (derive_constant_upper_bound): Do not use parameter `additional'.
1320 (record_estimate): Parameter `additional' removed. Parameter
1321 `i_bound' added. Do not call derive_constant_upper_bound.
1322 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1323 bound the number of iterations estimate.
1324 (estimate_numbers_of_iterations_loop): Pass the estimate from
1325 the number of iterations analysis to record_estimate.
1326 * tree.h (multiple_of_p): Declare.
1327 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1328 (scev_const_prop): Do not check expression_expensive_p.
1329 * fold-const.c (multiple_of_p): Exported.
1330 * double-int.c (double_int_mask): Exported.
1331 * double-int.h (double_int_mask): Declare.
1332 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1333 field. Added max field.
1335 2007-03-13 David Taylor <taylor@candd.org>
1338 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1341 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1345 two unamed patterns.
1347 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.opt (mcx16, msahf): New options.
1350 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1351 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1353 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1354 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1355 Output -mcx16 and -msahf options when corresponding bit is set.
1357 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1360 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1362 * configure.ac: Test for assembler tolerance to # 0 "".
1363 * configure, config.in: Rebuilt.
1364 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1366 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1368 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1370 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1371 (handle_syscall): Handle direct system calls.
1372 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1374 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1376 * doc/invoke.texi: Fix cpp.info cross-reference.
1377 * doc/passes.texi: Fix gcc.info cross-reference.
1379 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1381 PR tree-optimization/30835
1382 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1383 bb_for_stmt is not NULL before accessing it.
1385 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1387 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1390 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1393 * doc/install.texi: Document --enable-stage1-languages
1395 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1397 * tree-pass.h (pass_into_cfg_layout_mode,
1398 pass_outof_cfg_layout_mode): Declare.
1399 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1400 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1401 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1402 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1404 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1406 * c-decl.c (warn_variable_length_array): New function.
1407 Refactored from grokdeclarator to handle warn_vla
1408 and handle unnamed array case.
1409 (grokdeclarator): Refactored VLA warning case.
1410 * c.opt (Wvla): New flag.
1411 * doc/invoke.texi (Wvla): New warning.
1413 2007-03-12 Richard Henderson <rth@redhat.com>
1415 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1416 (TARGET_SECTION_TYPE_FLAGS): New.
1418 2007-03-12 Richard Henderson <rth@redhat.com>
1420 * config/darwin.c (machopic_reloc_rw_mask): New.
1421 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1422 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1424 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1426 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1427 * cppdefault.h (cpp_PREFIX): Document.
1428 (cpp_PREFIX_len): Likewise.
1429 (cpp_EXEC_PREFIX): New variable.
1430 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1431 * c-incpath.c (add_standard_paths): Correct logic for relocating
1432 paths within prefix.
1434 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1437 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1439 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1440 fix_truncdfdi_sse using SSEMODEF mode macro.
1441 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1442 fix_truncdfsi_sse using SSEMODEF mode macro.
1443 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1444 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1446 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1448 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1451 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1453 * tree.h : Add multiple_of_p declaration.
1454 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1455 * ipa-type-escape.c (results_of_malloc): Redundant.
1456 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1457 (cast_type): Extended with new members.
1458 (check_cast): Returns cast_type.
1459 (cast): New structure for data of walk_use_def_chains.
1460 (is_malloc_result, is_cast_from_non_pointer_1,
1461 is_cast_from_non_pointer,
1462 is_array_access_through_pointer_and_index): New functions.
1463 (look_for_casts): Returns cast types.
1464 (check_call): Returns void.
1465 (okay_pointer_operation): Use support of pointer plus index,
1466 pointer plus constant and allow all multiplications.
1468 2007-03-11 Richard Guenther <rguenther@suse.de>
1470 PR tree-optimization/31115
1471 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1472 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1473 A shift count of zero is not special as with *_DIV_EXPR.
1474 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1477 2007-03-11 Ian Lance Taylor <iant@google.com>
1479 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1480 the *_DIV_EXPR codes correctly with overflow infinities.
1482 2007-03-11 Ira Rosen <irar@il.ibm.com>
1484 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1485 indicate success/failure of the analysis. Add negation to subtrahend
1486 in case of subtraction. Fail if both operands contain constants.
1487 (create_data_ref): Fail if analyze_offset fails.
1489 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.md (frndintxf2): Rename to ...
1492 (rintxf2): ... this. Remove expander having same name.
1493 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1494 (roundsf2, rounddf2): Ditto.
1495 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1496 (lround<mode>di2, lround<mode>si2): Ditto.
1498 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1500 * lower-subreg.c: Include except.h.
1501 (decompose_multiword_subregs): Verify that the only control flow
1502 insns we can split are loads to multi-words pseudos.
1503 Handle breaking such blocks after splitting, instead of calling
1504 find_many_sub_basic_blocks.
1506 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1507 on the new basic block. Add a lengthy comment explaining why we
1508 thought this was necessary.
1509 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1511 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1514 * tree.c (walk_type_fields): Recurse into the element type of
1515 ARRAY_TYPEs if there is a pointer set.
1517 2007-03-10 Dirk Mueller <dmueller@suse.de>
1519 * c-common.c (warn_logical_operator): Fix condition.
1521 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1523 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1525 * config/darwin.c (machopic_select_section): Remove superfluous
1526 argument in call to categorize_decl_for_section. Remove unused
1529 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1531 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1533 * configure: Regenerate.
1535 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1539 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1540 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1541 Add LABEL_NUSES to emitted label.
1542 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1543 branch probability value to emitted jump insn.
1544 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1545 Do not check life information and do not re-arrange input operands
1546 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1548 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1550 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1551 the change of decode_asm_operands.
1553 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1555 * mode-switching.c (create_pre_exit): Skip blockage insn.
1557 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1559 * tree-pass.h (TODO_update_smt_usage): Remove.
1561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1565 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1567 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1568 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1569 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1572 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1574 * gcc.c: Document %{, in big comment at top.
1575 (input_suffix_matches): Remove special handling for .s and
1577 (input_spec_matches): New.
1578 (handle_braces): Handle %{,.
1579 (validate_switches): ',' indicates a value which is not a switch.
1580 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1581 to detect assembler input.
1582 * config/i386/sol2.h (CPP_SPEC): Likewise.
1583 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1584 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1585 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1586 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1587 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1588 -m64 causes deployment target to default to 10.5.
1589 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1591 2007-03-09 Richard Henderson <rth@redhat.com>
1594 * target.h (targetm.asm.out.reloc_rw_mask): New.
1595 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1596 (TARGET_ASM_OUT): Use it.
1597 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1598 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1599 use the new reloc_rw_mask target hook instead.
1600 (default_section_type_flags_1): Merge into...
1601 (default_section_type_flags): ... here.
1602 (decl_readonly_section_1): Merge into...
1603 (decl_readonly_section): ... here.
1604 (default_elf_select_section_1): Merge into...
1605 (default_elf_select_section): ... here.
1606 (default_unique_section_1): Merge into...
1607 (default_unique_section): ... here.
1608 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1609 (default_select_rtx_section): Use it.
1610 (default_elf_select_rtx_section): Likewise.
1611 * output.h: Update to match.
1612 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1613 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1614 (TARGET_ASM_RELOC_RW_MASK): New.
1615 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1616 to categorize_decl_for_section.
1617 (x86_64_elf_unique_section): Likewise.
1618 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1619 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1620 (TARGET_ASM_RELOC_RW_MASK): New.
1621 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1622 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1623 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1624 (TARGET_RWRELOC): Remove.
1625 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1626 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1627 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1628 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1629 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1630 (rs6000_xcoff_select_section): Use decl_readonly_section.
1631 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1632 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1633 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1634 (TARGET_SECTION_TYPE_FLAGS): Remove.
1635 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1637 2007-03-09 Roger Sayle <roger@eyesopen.com>
1639 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1640 complex constant equality/inequality comparisons for here.
1641 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1642 known at compile-time or can be simplified to a scalar comparison.
1643 (fold_relational_const): Move compile-time evaluation of complex
1644 constant equality/inequality comparisons to here.
1646 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1648 PR rtl-optimization/30643
1649 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1651 (fold_rtx): Recurse, like before 2006-11-03.
1653 2007-03-09 DJ Delorie <dj@redhat.com>
1655 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1658 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1660 PR tree-optimization/30375
1661 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1662 LHS of statements is not the same.
1663 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1665 2007-03-09 Chao-ying Fu <fu@mips.com>
1667 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1669 * doc/invoke.texi (-mdspr2): Document new option.
1670 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1671 New unspec for DSP REV 2.
1672 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1673 these instructions are extended in DSP REV 2.
1674 (mips-dspr2.md): Include.
1675 * config/mips/mips.opt (mdspr2): New option.
1676 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1677 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1678 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1679 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1680 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1681 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1682 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1684 (bdesc_map): Add one field of unsupported_target_flags.
1685 (bdesc_arrays): Update entries to have extra fields. Add
1687 (mips_init_builtins): Initialize new function types.
1688 Check unsupported_target_fileds to filter out builtins.
1689 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1691 (ASM_SPEC): Pass mdspr2 to the assembler.
1692 * config/mips/mips-dspr2.md: New file.
1694 2007-03-09 Sa Liu <saliu@de.ibm.com>
1696 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1698 2007-03-09 Ian Lance Taylor <iant@google.com>
1700 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1701 argument) like -Wstrict-overflow=2.
1702 * doc/invoke.texi (Warning Options): Update documentation.
1704 2007-03-09 Dirk Mueller <dmueller@suse.de>
1707 * doc/invoke.texi (-Wlogical-op): Document.
1708 * common.opt (-Wlogical-op): New.
1709 * c-common.h (warn_logical_operator): Declare.
1710 * c-common.c (warn_logical_operator): Define.
1711 * c-typeck.c (parser_build_binary_op): Call
1712 warn_logical_operator.
1714 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1716 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1717 * final.c (final_scan_insn): Test for non-"" file name.
1719 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1721 * doc/loop.texi: Document the Omega linear constraints solver.
1722 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1723 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1724 omega-hash-table-size, omega-max-keys, and
1725 omega-eliminate-redundant-constraints.
1726 * tree-pass.h (pass_check_data_deps): Declared.
1729 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1730 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1731 pass_check_data_deps): New.
1732 * tree-data-ref.c (init_data_ref): Remove declaration.
1733 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1734 (analyze_array): Renamed init_array_ref, move up initializations.
1735 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1736 Removed arguments that are set to NULL.
1737 (analyze_indirect_ref): Correct indentation, correct call to
1739 (object_analysis): Call init_array_ref instead of analyze_array.
1740 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1741 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1742 of DR_ACCESS_FNS_ADDR.
1743 (init_omega_eq_with_af, omega_extract_distance_vectors,
1744 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1745 ddr_consistent_p): New.
1746 (compute_affine_dependence): Check consistency of ddrs when
1747 flag_check_data_deps is passed.
1748 (analyze_all_data_dependences): Uncomment.
1749 (tree_check_data_deps): New.
1750 * tree-data-ref.h: Include omega.h.
1751 (DR_ACCESS_FNS_ADDR): Removed.
1752 (data_dependence_relation): Add inner_loop.
1753 (DDR_INNER_LOOP): New.
1754 * common.opt (fcheck-data-deps): New.
1755 * tree-flow.h (tree_check_data_deps): Declare.
1756 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1757 (OBJS-common): Depend on omega.o.
1759 * passes.c (pass_check_data_deps): Scheduled.
1760 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1761 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1762 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1763 PARAM_VECT_MAX_VERSION_CHECKS,
1764 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1766 2007-03-09 Richard Guenther <rguenther@suse.de>
1768 PR tree-optimization/30904
1770 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1771 the same way as *_DIV_EXPR.
1773 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1775 * recog.c (decode_asm_operands): No mixed declarations and code.
1777 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1779 * rtl.def (ASM_INPUT): Add location.
1780 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1781 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1782 (decode_asm_operands): Add loc operand.
1783 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1784 * stmt.c (expand_asm): Rename to...
1785 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1786 gen_rtx_ASM_INPUT_loc.
1787 (expand_asm_expr): Adjust.
1788 * recog.c (decode_asm_operands): Add loc operand.
1789 (check_asm_operands, extract_insn): Adjust.
1790 * reload1.c (maybe_fix_stack_asms): Likewise.
1791 * final.c (asm_insn_count): Likewise.
1792 (final_scan_insn): Output # line before and after asm.
1794 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1796 * tree-ssa-structalias.c (variable_info): Remove
1798 (new_var_info): Ditto.
1799 (shared_bitmap_info_t): New structure.
1800 (shared_bitmap_table): New variable.
1801 (shared_bitmap_hash): New function.
1802 (shared_bitmap_eq): Ditto
1803 (shared_bitmap_lookup): Ditto.
1804 (shared_bitmap_add): Ditto.
1805 (merge_smts_into): Change to take bitmap directly.
1806 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1807 (init_alias_vars): Init shared bitmap hashtable.
1808 (delete_points_to_sets): Delete shared bitmap hashtable.
1809 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1810 is_aliased removal as a change that was still necessary was
1813 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.h (override_options): Conditionally disable
1816 x86_sahf for 64bit targets only.
1818 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1821 * c-decl.c (merge_decls): Don't call make_var_volatile.
1822 * varasm.c (make_var_volatile): Remove.
1823 * output.h (make_var_volatile): Remove.
1825 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1827 PR tree-optimization/31085
1828 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1830 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1832 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1833 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1834 ATTR_CONST_NOTHROW_LIST.
1836 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1839 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1841 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1843 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1846 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1848 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1849 passed, use shared libgcc.
1851 2007-03-08 Roger Sayle <roger@eyesopen.com>
1853 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1854 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1855 (honor_protect_cleanup_actions, lower_try_finally_switch):
1857 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1858 ifc_temp_var): Likewise.
1859 * tree-inline.c (setup_one_parameter): Likewise.
1860 * tree-mudflap.c (mf_decl_cache_locals,
1861 mf_build_check_statement_for): Likewise.
1862 * tree-nested.c (init_tmp_var, save_tmp_var,
1863 finalize_nesting_tree_1): Likewise.
1864 * tree-outof-ssa.c (insert_copy_on_edge,
1865 insert_backedge_copies): Likewise.
1866 * tree-profile.c (tree_gen_edge_profiler,
1867 tree_gen_ic_profiler): Likewise.
1868 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1869 * tree-sra.c (sra_build_assignment): Likewise.
1870 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1871 * tree-ssa-math-opts.c (insert_reciprocals,
1872 execute_cse_sincos_1): Likewise.
1873 * tree-tailcall.c (adjust_accumulator_values,
1874 adjust_return_value): Likewise.
1875 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1876 * tree-vect-transform.c (vect_create_data_ref_ptr,
1877 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1878 vect_create_epilog_for_reduction, vectorizable_reduction,
1879 vectorizable_call, vectorizable_conversion,
1880 vectorizable_assignment, vectorizable_operation,
1881 vectorizable_type_demotion, vect_gen_widened_results_half,
1882 vect_permute_store_chain, vectorizable_store,
1883 vect_setup_realignment, vect_permute_load_chain,
1884 vectorizable_load, vectorizable_condition,
1885 vect_create_cond_for_align_checks): Likewise.
1886 * tree-vrp.c (build_assert_expr_for): Likewise.
1888 2007-03-08 Ian Lance Taylor <iant@google.com>
1890 * tree-vrp.c: Include "intl.h".
1891 (usable_range_p): New static function.
1892 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1893 overflowed values, juts set *strict_overflow_p.
1894 (compare_values): Only return -2 if one of the operands is not a
1896 (compare_ranges): Call usable_range_p.
1897 (compare_range_with_value): Likewise.
1898 (vrp_evaluate_conditional_warnv): Rename from
1899 vrp_evaluate_conditional. Make static. Change all callers.
1900 (vrp_evaluate_conditional): New function.
1901 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1903 (simplify_abs_using_ranges): Likewise.
1904 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1905 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1906 within_stmt parameter.
1907 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1908 vrp_evaluate_conditional.
1909 * tree-ssa-threadedge.c
1910 (record_temporary_equivalences_from_stmts_at_dest): Change
1911 simplify parameter to take a second tree parameter.
1912 (simplify_control_stmt_condition): Likewise.
1913 (thread_across_edge): Likewise.
1914 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1915 (thread_across_edge): Likewise.
1916 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1918 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.h (TARGET_SAHF): New define.
1921 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1922 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1923 (x86_sahf): New global variable.
1924 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1925 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1926 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1927 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1929 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1930 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1931 when expanding fcomi/sahf based tests.
1932 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1933 expanding sahf based alternative. Emit sahf based sequence when
1934 optimizing for code size.
1935 * config/i386/i386.md (x86_sahf_1): Do not disable for
1936 TARGET_64BIT, enable for TARGET_SAHF.
1938 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1940 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1941 spurious whitespace from error message.
1943 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1946 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1948 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1950 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1952 * tree-sra.c (instantiate_element): Propagate disabled warnings
1953 from the element itself to the created variable.
1955 2007-03-07 Richard Henderson <rth@redhat.com>
1958 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1959 silently fix up the stack in the case of a missing register.
1961 2007-03-07 Paul Brook <paul@codesourcery.com>
1963 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1965 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1967 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1969 (phase1_vrs): Use them.
1970 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1971 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1972 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1973 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1974 __gnu_Unwind_Restore_WMMXC if required.
1975 (_Unwind_VRS_Pop): Implement iWMMXt support.
1976 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1977 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1978 gnu_Unwind_Save_WMMXC): Define.
1980 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1982 * config/vxworks.h (vxworks_override_options): Declare.
1983 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1984 * config/vxworks.c: Include target.h and toplev.h.
1985 (vxworks_override_options): New function.
1986 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1988 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1990 * config/s390/s390.c (override_options): Don't emit an error when
1991 -mstack-size is used without providing -mstack-guard.
1992 (s390_emit_prologue): Choose stack_guard value automatically if not
1993 provided via command line.
1994 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1996 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1998 * config/i386/i386.c (output_set_got): Add a GOT initialization
1999 sequence for VxWorks PIC.
2000 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2001 around labels as well as symbols. Use gotoff_operand instead
2002 of local_symbolic_operand.
2003 (legitimize_pic_address): Use gotoff_operand instead of
2004 local_symbolic_operand. Use @GOT accesses for labels as
2006 (ix86_output_addr_diff_elt): Use PC-relative rather than
2007 GP-relative offsets for VxWorks PIC.
2008 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2009 no_new_pseudos. Check whether the returned register is op0.
2010 * config/i386/i386.md (tablejump): Use PC-relative rather than
2011 GP-relative offsets for VxWorks PIC.
2012 * config/i386/predicates.md (gotoff_operand): New predicate.
2014 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2016 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2018 * config/vxworks-dummy.h: New file.
2019 * config/i386/i386.h: Include it.
2021 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2023 * dwarf2out.c (is_inlined_entry_point): New
2024 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2025 DW_AT_ranges if the first subblock is the entry point.
2027 2007-03-06 David Daney <ddaney@avtrex.com>
2029 * doc/install.texi (mips-*-*): Change recommended binutils
2032 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2034 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2035 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2038 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2040 2007-03-06 Jan Hubicka <jh@suse.cz>
2042 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2043 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2045 (probably_cold_bb_p): Cold functions are cold.
2046 (probably_never_executed_bb_p): Cold functions are cold.
2047 (tree_bb_level_predictions): Predict calls to cold functions as not
2049 (compute_function_frequency): Check hot/cold attributes.
2050 * function.h (function_frequency): Update comments.
2051 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2052 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2053 (c_common_att): Add cold and hot.
2055 * doc/extend.texi (hot,cold attributes): Document.
2057 2007-03-06 Andrew Haley <aph@redhat.com>
2059 * function.c (expand_function_end): Move blockage to just after we
2060 emit the label for the naked return from the function.
2062 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2064 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2067 2007-03-06 Jan Hubicka <jh@suse.cz>
2069 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2070 loaded for constant large models. Non-large 64bit PIC can do.
2071 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2072 * cmodel.h: Add LARGE PIC.
2073 * i386.md (UNSPEC_PLTOFF): New.
2074 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2076 (*call_1_rex64): Disable for large models.
2077 (*call_1_rex64_large): New.
2078 (*call_value_1_rex64): Disable for large models.
2079 (*call_value_1_rex64_large): New.
2080 (set_rip_rex4): New.
2081 (set_got_offset_rex64): New.
2082 * predicates.md (constant_call_address_operand): For large model
2083 constant calls are not possible.
2084 * i386-protos.h (construct_plt_address): Declare.
2085 * i386.c (override_options): Accept large models.
2086 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2087 (legitimate_constant_p): Add new UNSPECs.
2088 (legitimate_pic_operand_p): Likewise.
2089 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2090 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2092 (output_pic_addr_const): Add PLTOFF.
2093 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2094 (ix86_expand_move): Legitimize pic address when in PIC mode.
2095 (construct_plt_address): New function.
2096 (ix86_expand_call): Offload the address to register and use GOT pointer
2098 * invoke.texi (mcmodel=large): Update documentation.
2100 2007-03-06 Richard Henderson <rth@redhat.com>
2102 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2103 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2104 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2105 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2106 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2107 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2108 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2109 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2110 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2111 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2112 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2113 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2114 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2115 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2116 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2117 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2118 x86_schedule, x86_use_bt, x86_pad_returns,
2119 x86_use_xchgb): Merge into ...
2120 (ix86_tune_features): ... here. New array.
2121 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2122 x86_bswap): Merge into ...
2123 (ix86_arch_features): ... here. New array.
2124 (x86_3dnow_a): Remove.
2125 (x86_accumulate_outgoing_args): Make static.
2126 (x86_arch_always_fancy_math_387): Make static.
2127 (ix86_tune_mask, ix86_arch_mask): Move ...
2128 (override_options): ... to local variables here. Apply the
2129 appropriate mask to each element of ix86_arch_features and
2130 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2131 as were done in the old macros.
2132 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2133 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2134 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2135 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2136 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2137 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2138 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2139 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2140 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2141 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2142 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2143 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2144 x86_accumulate_outgoing_args, x86_prologue_using_move,
2145 x86_epilogue_using_move, x86_decompose_lea,
2146 x86_arch_always_fancy_math_387, x86_shift1,
2147 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2148 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2149 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2150 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2151 x86_use_incdec, x86_pad_returns, x86_bswap,
2152 x86_partial_flag_reg_stall): Remove.
2153 (enum ix86_tune_indices): New.
2154 (ix86_tune_features): New.
2155 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2156 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2157 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2158 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2159 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2160 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2161 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2162 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2163 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2164 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2165 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2166 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2167 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2168 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2169 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2170 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2171 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2172 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2173 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2174 TARGET_EXT_80387_CONSTANTS): Use it.
2175 (enum ix86_arch_indices): New.
2176 (ix86_arch_features): New.
2177 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2178 TARGET_BSWAP): Use it.
2179 (ix86_tune_mask, ix86_arch_mask): Remove.
2181 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2184 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2185 Define using $${sysroot_headers_suffix}.
2186 * configure: Regenerate.
2187 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2188 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2190 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2191 * gcc.c (print_sysroot_headers_suffix): New.
2192 (option_map): Include --print-sysroot-headers-suffix.
2193 (display_help): Mention -print-sysroot-headers-suffix.
2194 (process_command): Handle -print-sysroot-headers-suffix.
2195 (do_spec_1): Append multilib directory to include-fixed path if
2196 sysroot suffixes in use.
2197 (main): Handle -print-sysroot-headers-suffix.
2198 * Makefile.in (start.encap): Don't depend on xlimits.h
2199 (xlimits.h): Remove.
2200 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2201 limits.h for each multilib in fixinc_list.
2202 (fixinc_list, s-fixinc_list): New.
2203 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2204 generate them for each multilib in fixinc_list.
2205 (stmp-fixproto): Use include-fixed. Run fixproto for each
2206 multilib in fixinc_list.
2207 (mostlyclean): Don't remove xlimits.h.
2208 (clean): Remove include-fixed.
2209 (real-install-headers-tar, real-install-headers-cpio,
2210 real-install-headers-cp): Don't copy include, only include-fixed.
2211 (install-mkheaders): Depend on fixinc_list. Don't depend on
2212 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2213 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2214 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2216 2007-03-06 Jan Hubicka <jh@suse.cz>
2218 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2221 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2223 * configure.ac: Allow tm_file to contain build-directory files.
2224 * configure: Regenerate.
2225 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2226 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2227 * config/m68k/print-sysroot-suffix.sh: New file.
2229 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2231 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2232 of pic_offset_table_rtx if reload_completed.
2233 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2234 PIC_OFFSET_TABLE_REGNUM.
2235 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2237 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2238 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2240 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2242 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2243 functions that call eh_return.
2245 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2247 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2248 functions that need a constant pool.
2250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2253 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2254 (m68k_preferred_reload_class): Likewise.
2255 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2256 (SECONDARY_RELOAD_CLASS): Define.
2257 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2258 (LIMIT_RELOAD_CLASS): Delete.
2259 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2260 registers from storing bytes.
2261 (m68k_secondary_reload_class): New function.
2262 (m68k_preferred_reload_class): Likewise.
2264 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2266 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2268 (m68k_expand_prologue): Likewise.
2270 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2272 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2273 (mips_expand_epilogue): Add a bool parameter.
2274 (m68k_legitimize_sibcall_address): Declare.
2275 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2276 (m68k_expand_epilogue): Add a parameter to select between sibling
2277 and normal epilogues. Only generate a return for the latter.
2278 (m68k_ok_for_sibcall_p): New function.
2279 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2280 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2281 (sibcall_value, *sibcall_value): Likewise.
2282 (*call, *call_value): Require !SIBLING_CALL_P.
2283 (epilogue): Update call to m68k_expand_epilogue.
2284 (sibcall_epilogue): New pattern.
2285 * config/m68k/predicates.md (const_call_operand): Say that this
2286 predicate applies to sibling calls too.
2287 (sibcall_operand): New predicate.
2289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2291 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2292 alternatives as movsi_cf.
2293 (movsf_cf_hard): Add commentary.
2295 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2296 Richard Sandiford <richard@codesourcery.com>
2298 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2299 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2300 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2301 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2302 as being live on exit from an interrupt function.
2303 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2304 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2305 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2306 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2307 (m68k_interrupt_function_p): Globalize.
2308 (m68k_compute_frame_layout): Remove reverse mask code.
2309 (m68k_emit_movem, m68k_set_frame_related): New functions.
2310 (m68k_output_function_prologue): Delete in favor of...
2311 (m68k_expand_prologue): ...this new function.
2312 (m68k_output_function_epilogue): Delete in favor of...
2313 (m68k_expand_epilogue): ...this new function.
2314 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2316 (print_operand): Handle %?.
2317 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2318 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2319 (prologue, epilogue): New patterns.
2320 (return): Turn into a define_expand.
2321 (*return): New pattern, derived from old "return" pattern. Use rte
2322 rather than rts for interrupt functions. Only use rtd if the pop
2324 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2325 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2326 (link, *link, unlink, *unlink, load_got): Likewise.
2328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2332 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2333 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2334 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2335 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2336 and m68k_matches_u_p.
2337 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2338 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2339 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2340 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2341 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2342 (REG_STRICT_P): New macro.
2343 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2344 PCREL_GENERAL_OPERAND_OK.
2345 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2346 m68k_legitimate_base_reg_p.
2347 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2348 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2349 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2350 * config/m68k/m68k.c (m68k_address): New structure.
2351 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2352 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2353 (m68k_jump_table_ref_p, m68k_decompose_address)
2354 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2355 (m68k_matches_u_p): New functions.
2356 (print_operand_address): Rewrite to use m68k_decompose_index.
2358 2007-03-05 David Taylor <dtaylor@emc.com>
2360 * gcc.c: Correct copyright date in --version output.
2362 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2364 * pa.md: In unamed move patterns, disparge copies between general
2365 and floating point registers using '?' modifier. Don't include 'f'
2366 constraint for register preferences in DImode, SImode, HImode and
2367 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2368 Remove constraints for copies between general and floating registers
2369 in soft-float DFmode pattern.
2370 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2374 2007-03-05 Mike Stump <mrs@apple.com>
2376 * c-common.c (targetcm): Add.
2377 * c-opts.c (c_common_handle_option): Handle language specific
2379 * opts.c (handle_option): Verify language for target options, if
2381 * opth-gen.awk: Add CL_LANG_ALL.
2382 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2383 (TARGETCM_INITIALIZER): Add.
2384 * target.h (struct gcc_targetcm): Add.
2386 * targhooks.c (default_handle_c_option): Add.
2387 * targhooks.h (default_handle_c_option): Add.
2388 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2390 * config/darwin.opt (iframework): Add.
2391 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2392 * config/darwin-c.c (handle_c_option): Add.
2393 (TARGET_HANDLE_C_OPTION): Add.
2395 * doc/invoke.texi (Darwin Options): Add -iframework.
2397 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2399 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2402 2007-03-05 Ian Lance Taylor <iant@google.com>
2404 * c.opt (fgnu89-inline): New option.
2405 * c-opts.c (c_common_post_options): Set default value for
2407 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2408 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2410 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2411 (grokdeclarator, start_function): Likewise.
2412 * c-cppbuiltin.c (c_cpp_builtins): Define either
2413 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2414 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2415 (C Dialect Options): Document -fgnu89-inline.
2416 * doc/extend.texi (Function Attributes): Explain what the
2417 gnu_inline attribute does.
2418 * doc/cpp.texi (Common Predefined Macros): Document
2419 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2421 2007-03-05 Ian Lance Taylor <iant@google.com>
2423 PR tree-optimization/31034
2424 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2425 half-range if the other side is an overflow infinity.
2427 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2429 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2430 (bfin*-linux-uclibc*): New configuration.
2431 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2433 * config/bfin/linux.h: New file.
2434 * config/bfin/libgcc-bfin.ver: New file.
2435 * config/bfin/t-bfin-uclinux: New file.
2436 * config/bfin/t-bfin-linux: New file.
2437 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2438 (TARGET_OS_CPP_BUILTINS): New macro.
2440 2007-03-05 Richard Guenther <rguenther@suse.de>
2442 * fold-const.c (fold_binary): Remove duplicate folding
2443 of comparison of non-null ADDR_EXPR against null.
2445 2007-03-05 Richard Guenther <rguenther@suse.de>
2446 Dorit Nuzman <dorit@il.ibm.com>
2448 PR tree-optimization/26420
2449 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2450 are no loops in the function. Only print the number of
2451 vectorized loops if it is greater than zero or we are supposed
2452 to print information about unvectorized loops.
2454 2007-03-05 Revital Eres <eres@il.ibm.com>
2456 * gcc.dg/var-expand1.c: New test.
2457 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2458 when an accumulator is expanded.
2460 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2463 * c-common.c (convert_and_check): Don't give warnings for
2464 conversion if 'expr' already overflowed.
2466 2007-03-04 Roger Sayle <roger@eyesopen.com>
2469 * fold-const.c (fold_comparison): Enforce type consistency when
2470 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2472 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2474 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2475 containing a cast to the base of TARGET_MEM_REF.
2477 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2479 * tree.c (tree_contains_struct_check_failed): Remove spurious
2480 whitespace from error message.
2482 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2485 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2486 instead of precision.
2488 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2489 Nathan Sidwell <nathan@codesourcery.com>
2491 * emit-rtl.c (find_auto_inc): New.
2492 (try_split): recreate REG_INC notes,
2493 Use regular for loops rather than whiles.
2495 2007-03-03 Andreas Schwab <schwab@suse.de>
2497 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2498 * configure: Regenerate.
2500 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2502 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2503 flag_rounding_math, not flag_unsafe_math_optimizations.
2505 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2507 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2508 alpha_fold_vector_minmax): Likewise.
2509 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2510 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2512 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2514 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2515 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2516 if the lhs has side-effects.
2517 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2519 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.h (TUNEMASK): Remove define.
2522 (ARCHMASK): Remove define.
2523 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2524 Use ix86_arch_mask variable instead of ARCHMASK.
2525 * config/i386/i386.c (override_options): Ditto.
2526 (standard_80387_constant_p): Ditto.
2528 2007-03-02 Ian Lance Taylor <iant@google.com>
2530 Used signed infinities in VRP.
2531 * tree-vrp.c (uses_overflow_infinity): New static function.
2532 (supports_overflow_infinity): New static function.
2533 (make_overflow_infinity): New static function.
2534 (negative_overflow_infinity): New static function.
2535 (positive_overflow_infinity): New static function.
2536 (is_negative_overflow_infinity): New static function.
2537 (is_positive_overflow_infinity): New static function.
2538 (is_overflow_infinity): New static function.
2539 (overflow_infinity_range_p): New static function.
2540 (compare_values_warnv): New function split out of compare_values.
2541 (compare_value): Call it.
2542 (set_value_range_to_nonnegative): Add overflow_infinity
2543 parameter. Change caller.
2544 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2546 (vrp_expr_computes_nonzero): Likewise.
2547 (compare_ranges, compare_range_with_value): Likewise.
2548 (compare_name_with_value, compare_names): Likewise.
2549 (vrp_evaluate_conditional): Likewise.
2550 (set_value_range): Handle infinity
2551 (vrp_operand_equal_p, operand_less_p): Likewise.
2552 (extract_range_from_assert): Likewise.
2553 (vrp_int_const_binop): Likewise.
2554 (extract_range_from_binary_expr): Likewise.
2555 (extract_range_from_unary_expr): Likewise.
2556 (extract_range_from_comparison): Likewise.
2557 (extract_range_from_expr): Likewise.
2558 (dump_value_range): Likewise.
2559 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2560 (test_for_singularity): Likewise.
2561 (vrp_int_const_binop): Remove inline qualifier.
2562 (adjust_range_with_scev): Add comment.
2563 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2565 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2567 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2568 (get_constraint_for): Likewise.
2569 (do_structure_copy): Likewise.
2570 (find_func_aliases): Fix references to MODIFY_EXPR.
2571 (intra_create_variable_infos): Tidy.
2572 * tree-ssa-operands.c (add_virtual_operand): Add argument
2574 When adding members of alias sets, if IS_CALL_SITE is true and
2575 the symbol is not call-clobbered, skip it.
2578 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2580 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2581 entry by means of emit_insn_at_entry.
2583 2007-03-02 Richard Henderson <rth@redhat.com>
2585 * expr.h (promoted_input_arg): Remove decl.
2586 * function.c (promoted_input_arg): Merge into ...
2587 * combine.c (setup_incoming_promotions): ... only caller.
2588 Rearrange to avoid double loop.
2590 2007-03-02 Ben Elliston <bje@au.ibm.com>
2591 Peter Bergner <bergner@vnet.ibm.com>
2592 Janis Johnson <janis187@us.ibm.com>
2594 * config/rs6000/dfp.md: New file.
2595 * config/rs6000/rs6000.md: Include dfp.md.
2596 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2597 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2598 and TDmode decimal float modes in FP registers.
2599 (num_insns_constant): Likewise.
2600 (rs6000_legitimate_offset_address_p): Likewise.
2601 (rs6000_legitimize_address): Likewise.
2602 (rs6000_legitimize_reload_address): Likewise.
2603 (rs6000_legitimate_address): Likewise.
2604 (rs6000_emit_move): Likewise.
2605 (function_arg_boundary): Likewise.
2606 (function_arg_advance): Likewise.
2607 (rs6000_darwin64_record_arg_recurse): Likewise.
2608 (function_arg): Likewise.
2609 (rs6000_gimplify_va_arg): Likewise.
2610 (rs6000_split_multireg_move): Likewise.
2611 (rs6000_output_function_epilogue): Likewise.
2612 (rs6000_output_function_epilogue): Likewise.
2613 (rs6000_register_move_cost): Likewise.
2614 (rs6000_function_value): Likewise.
2615 (rs6000_libcall_value): Likewise.
2617 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2619 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2621 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2623 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2624 Use $MULTIDIR to choose between the kernel and RTP headers,
2625 and use $WIND_BASE and $WIND_USR to locate them.
2627 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.c (override_options): Put initialization of
2630 ix86_tune_mask and ix86_arch_mask to the correct place.
2632 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2633 Michael Meissner <michael.meissner@amd.com>
2636 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2638 (TARGET_CMOVE): Use ARCHMASK.
2639 (TARGET_CMPXCHG): Ditto.
2640 (TARGET_CMPXCHG8B): Ditto.
2641 (TARGET_XADD): Ditto.
2642 (TARGET_BSWAP): Ditto.
2643 * config/i386/i386.c (ix86_tune_mask): New global variable.
2644 (ix86_arch_mask): Ditto.
2645 (override_options): Initialize ix86_tune_mask and
2646 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2649 2007-03-02 Ben Elliston <bje@au.ibm.com>
2652 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2654 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2656 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2657 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2658 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2659 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2661 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2662 rs6000_init_dwarf_reg_sizes_extra): New.
2663 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2664 SPE register high parts.
2666 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2668 * Makefile.in: Add install-pdf target as
2669 copied from automake v1.10 rules.
2670 * configure.ac: Add install-pdf to target list.
2671 * configure: Regenerate.
2673 2007-03-01 Paul Brook <paul@codesourcery.com>
2675 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2676 modes to LDRD for DImode.
2677 (output_move_double): Fixup out of range ldrd/strd.
2678 (vfp_secondary_reload_class): Rename...
2679 (coproc_secondary_reload_class): ... to this. Add wb argument.
2680 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2681 coproc_secondary_reload_class for CLASS_IWMMXT.
2682 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2683 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2685 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2687 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2688 factor by the estimated number of iterations.
2689 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2692 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2693 decode_caches_intel, detect_caches_intel): New functions.
2694 (host_detect_local_cpu): Use detect_caches_amd and
2695 detect_caches_intel.
2697 2007-03-01 Richard Henderson <rth@redhat.com>
2699 * expr.c (emit_move_complex_push): Export.
2700 (emit_move_complex_parts): Split out from ...
2701 (emit_move_complex): ... here.
2702 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2703 * config/i386/i386.md (movcdi): New.
2705 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2708 size of mode1 to check for tieable modes in MMX case.
2710 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2712 * Makefile.in (rtlanal.o): Depend on tree.h.
2713 * rtl.h (offset_within_section_p, split_const): Declare.
2714 * rtlanal.c: Include tree.h.
2715 (offset_within_block_p): New function, taken from
2716 mips_offset_within_object_p.
2717 (split_const): New function, taken from mips_split_const.
2718 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2720 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2721 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2722 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2723 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2724 (m68k_illegitimate_symbolic_constant_p): New function.
2725 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2726 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2727 symbolic constant that might be outside the symbol's section,
2728 move the symbol first and then add the offset.
2729 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2731 * config/mips/mips.c (mips_split_const): Delete.
2732 (mips_offset_within_object_p): Delete.
2733 (mips_symbolic_constant_p): Use offset_within_section_p and
2734 split_const instead of mips_offset_within_object_p and
2736 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2737 (mips_legitimize_const_move, print_operand_reloc)
2738 (mips_dangerous_for_la25_p): Use split_const instead of
2741 2007-02-28 Eric Christopher <echristo@apple.com>
2743 * Makefile.in (install-include-dir): Don't rm -rf include.
2745 2007-02-28 Richard Guenther <rguenther@suse.de>
2748 * fold-const.c (fold_binary): Do not associate expressions
2749 with more than one variable for integer types that do not wrap.
2751 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2753 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2754 Delete, and replace with...
2755 (fold_builtin_call_array): This. Update callers to use it.
2756 * fold-const.c (fold_build_call_list): Delete, and replace with...
2757 (fold_build_call_array): This.
2758 (fold_build_call_list_initializer): Delete, and replace with...
2759 (fold_build_call_array_initializer): This.
2760 * tree.h: Update declarations to reflect above changes.
2762 * c-typeck.c (build_function_call): Store converted arguments
2763 in a stack-allocated array instead of building a list.
2764 (convert_arguments): Store arguments in the array passed in as an
2765 argument, and return the actual number of arguments.
2766 * c-format.c: (check_function_format): Pass arguments in an
2767 array instead of a list.
2768 * c-common.c (check_function_nonnull): Likewise.
2769 (check_function_sentinel): Likewise.
2770 (check_function_arguments): Likewise.
2771 * c-common.h: Update declarations to reflect above changes.
2773 2007-02-28 Jan Hubicka <jh@suse.cz>
2775 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2776 PRED_NEGATIVE_RETURN): Update outcomes.
2778 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2780 * calls.c (emit_library_call_value_1): Handle partial registers
2781 correctly when building up CALL_INSN_FUNCTION_USAGE.
2783 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2785 * pa/predicates.md (move_src_operand): Allow zero for mode.
2786 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2789 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2793 *movv2df_internal): Enable pattern only for valid operand
2795 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2796 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2798 2007-02-27 Mike Stump <mrs@apple.com>
2800 * config/darwin-crt3.c: Avoid compilation when compiling for a
2803 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2805 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2807 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2808 for fixed headers and limits.h.
2809 (install-include-dir, install-headers-tar, install-headers-cpio,
2810 install-headers-cp, real-install-headers-tar,
2811 real-install-headers-cpio, real-install-headers-cp): Handle
2812 include-fixed as well as include.
2813 (install-mkheaders): Don't install files that go only in include
2815 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2816 from GCC_INCLUDE_DIR.
2817 * gcc.c (process_command): Remove special -BstageN/ handling.
2818 (do_spec_1): Add include-fixed directories.
2820 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2822 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2824 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2826 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2829 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2831 * c-common.c (get_priority): Add check for
2832 SUPPORTS_INIT_PRIORITY.
2834 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2836 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2838 * config/bfin/bfin.c: Include "cfglayout.h".
2839 (MAX_LSETUP_DISTANCE): New macro.
2840 (struct loop_info): New members incoming, incoming_src and
2841 incoming_dest. Delete member predecessor.
2842 (length_for_loop): New function.
2843 (bfin_optimize_loop): Handle more different loop structures.
2844 (bfin_discover_loop): Rework detection of predecessor blocks by
2845 examining incoming edges.
2846 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2848 (bfin_reorder_loops): New function.
2849 (bfin_reorg_loops): Use these three new functions.
2851 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2852 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2853 (CONSTRAINT_LEN): Add entry for 'q'.
2854 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2855 Add 'q' constraints.
2856 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2857 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2859 * config/bfin/bfin.md (add_with_carry): New pattern.
2860 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2861 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2862 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2863 support unsigned multiplies too. Removed incorrect commutativity from
2864 operand 1 constraint where appropriate.
2865 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2867 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2868 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2870 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2871 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2872 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2873 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2874 usmulhisi_hh_huh): New patterns.
2876 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2877 lshifthi3): Fix output template to use half reg for operand 2.
2879 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2882 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2884 2007-02-27 Andreas Schwab <schwab@suse.de>
2886 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2888 2007-02-27 Jan Hubicka <jh@suse.cz>
2890 * predict.c (last_basic_block_p): Remove.
2891 (tree_estimate_probability): Update return heuristic for commonized
2894 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2896 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2898 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2900 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2901 * doc/cpp.texi: Standardize title page.
2902 * doc/cppinternals.texi: Likewise.
2903 * doc/gcc.texi: Standardize title page, remove version number
2904 from copyright page.
2905 * doc/gccint.texi: Likewise.
2906 * doc/install.texi: Standardize title page, add table of
2909 2007-02-26 Jan Hubicka <jh@suse.cz>
2911 * predict.def: Set outcomes according to more recent results.
2912 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2913 Remove dead predictors.
2914 * predict.c (return_prediction): Fix pasto.
2916 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2918 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2919 change; avoid a memory leak when returning early.
2921 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2923 * c-decl.c (static_ctors): Move to c-common.c.
2924 (static_dtors): Likewise.
2925 (finish_function): Use c_record_cdtor_fn.
2926 (build_cdtor): Move to c-common.c.
2927 (c_write_global_declarations): Use c_build_cdtor_fns.
2928 * c-common.h (static_ctors): Declare.
2929 (static_dtors): Likewise.
2930 (c_record_cdtor_fn): Likewise.
2931 (c_build_cdtor_fns): Likewise.
2932 * c-common.c (static_ctors): New variable.
2933 (static_dtors): Likewise.
2934 (c_record_cdtor_fn): New function.
2935 (build_cdtor): Move from c-decl.c
2936 (c_build_cdtor_fns): New function.
2938 * output.h (assemble_addr_to_section): Declare.
2939 (get_cdtor_priority_section): Likewise.
2940 * varasm.c (assemble_addr_to_section): New function.
2941 (get_cdtor_priority_section): Likewise.
2942 (default_named_section_asm_out_destructor): Use them.
2943 (destor_dtor_section_asm_out_destructor): Likewise.
2944 (default_named_section_asm_out_constructor): Likewise.
2945 (default_ctor_section_asm_out_constructor): Likewise.
2946 * config.gcc (*-*-vxworks*): Include vxworks.o.
2947 * config/t-vxworks (vxworks.o): New target.
2948 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2949 (TARGET_ASM_CONSTRUCTOR): Define.
2950 (TARGET_ASM_DESTRUCTOR): Likewise.
2951 (vxworks_asm_out_constructor): Declare.
2952 (vxworks_asm_out_destructor): Likewise.
2954 * c-common.c (get_priority): Check that we have not just an
2955 INTEGER_CST, but an integer constant with integeral type.
2957 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2959 PR tree-optimization/30938
2960 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2961 use &dt[nargs-1] instead of &dt[nargs] in the call to
2962 vect_is_simple_use().
2964 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2966 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2967 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2968 Do not attempt to handle MEM inside auto-inc expressions.
2969 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2970 of a register modified by an auto-inc expression. However, do handle
2971 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2972 (elimination_effects): Prohibit elimination of a register modified
2973 by an auto-inc expression. Disable register elimination rules whose
2974 target register is modified by an auto-inc expression with variable
2977 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2979 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2981 (array_at_struct_end_p): New function.
2982 (idx_infer_loop_bounds): Use it.
2983 (estimate_numbers_of_iterations_loop): Export.
2984 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2985 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2986 (tree_estimate_probability): Call record_loop_exits.
2987 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2988 (estimated_loop_iterations, estimated_loop_iterations_int,
2989 estimated_loop_iterations_tree): New functions.
2990 (analyze_siv_subscript_cst_affine,
2991 compute_overlap_steps_for_affine_1_2,
2992 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2993 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2994 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2995 (PRED_LOOP_ITERATIONS_GUESSED): New.
2996 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2997 * cfgloop.h (estimate_numbers_of_iterations_loop,
2998 estimated_loop_iterations_int): Declare.
3000 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3002 * doc/extend.texi: Document optional priority argument to
3003 constructors and destructors.
3004 * tree.c (init_priority_for_decl): Adjust GTY markers.
3005 (init_ttree): Use priority-info hash functions for
3006 init_priority_for_decl.
3007 (tree_map_eq): Rename to ...
3008 (tree_map_base_eq): ... this.
3009 (tree_map_marked_p): Rename to ...
3010 (tree_map_base_marked_p): ... this.
3011 (tree_map_base_hash): New function.
3012 (decl_init_priority_lookup): Rework.
3013 (decl_fini_priority_lookup): New function.
3014 (decl_priority_info): New function.
3015 (decl_init_priority_insert): Use it.
3016 (decl_fini_priority_insert): Likewise.
3017 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3019 (decl_restrict_base_insert): Likewise.
3020 (decl_debug_expr_insert): Likewise.
3021 (decl_value_expr_lookup): Likewise.
3022 (decl_value_expr_insert): Likewise.
3023 * tree.h (priority_type): New type.
3024 (decl_init_priority_lookup): Use priority_type.
3025 (decl_fini_priority_lookup): New function.
3026 (decl_init_priority_insert): Use priority_type.
3027 (decl_fini_priority_insert): New function.
3028 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3029 (DECL_INIT_PRIORITY): Likewise.
3030 (SET_DECL_INIT_PRIORITY): Add comment.
3031 (DECL_FINI_PRIORITY): New macro.
3032 (SET_DECL_FINI_PRIORITY): Likewise.
3033 (DEFAULT_INIT_PRIORITY): Document.
3034 (MAX_INIT_PRIORITY): Likewise.
3035 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3036 (tree_map_base): New type.
3037 (tree_map_base_eq): New function.
3038 (tree_map_base_hash): Likewise.
3039 (tree_map_base_marked_p): Likewise.
3040 (tree_map): Inherit from tree_map_base.
3041 (tree_map_eq): Make it a macro.
3042 (tree_map_marked_p): Likewise.
3043 (tree_int_map): Inherit from tree_map_base.
3044 (tree_int_map_eq): Make it a macro.
3045 (tree_int_map_hash): Likewise.
3046 (tree_int_map_marked_p): Likewise.
3047 (tree_priority_map): New type.
3048 (tree_priority_map_eq): New macro.
3049 (tree_priority_map_hash): Likewise.
3050 (tree_priority_map_marked_p): Likewise.
3051 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3053 (emutls_common_1): Likewise.
3054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3055 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3056 of tree_map hierarchy.
3057 * tree-cfg.c (move_stmt_r): Likewise.
3058 (new_label_mapper): Likewise.
3059 * c-tree.h (c_expand_body): Move to ...
3060 * c-common.h (c_expand_body): ... here.
3061 * c-decl.c (c_expand_body): Move to ...
3062 * c-common.c (c_expand_body): ... here.
3063 (c_common_attribute_table): Allow 1 argument for the constructor
3064 and destructor attributes.
3065 (get_priority): New function.
3066 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3067 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3069 2007-02-24 Jan Hubicka <jh@suse.cz>
3072 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3074 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3075 Jan Hubicka <jh@suse.cz>
3078 * i386.c (counter_mode): New function.
3079 (expand_set_or_movmem_via_loop): Use it.
3080 (expand_movmem_epilogue): Likewise; fix pasto.
3081 (ix86_expand_movmem): Do emit guard even for constant counts.
3082 (ix86_expand_setmem): Likewise.
3084 2007-02-25 Nick Clifton <nickc@redhat.com>
3086 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3087 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3089 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3093 count argument with 0x10, not with 0x16.
3094 (expand_setmem_epilogue): Ditto.
3096 2007-02-24 Mike Stump <mrs@apple.com>
3098 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3101 2007-02-24 Richard Guenther <rguenther@suse.de>
3104 * fold-const.c (fold_binary): Fold x +- CST op x for
3105 EQ_EXPR and NE_EXPR.
3107 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3109 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3111 2007-02-24 Jan Hubicka <jh@suse.cz>
3113 * cgraphunit.c (decide_is_function_needed): Honor
3114 -fkeep-inline-functions.
3116 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3118 * builtins.c (fold_builtin_modf): New.
3119 (fold_builtin_2): Use it.
3121 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3123 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3124 (determine_max_iter): Take additional LOOP arg; all callers changed.
3125 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3126 one using simplifications.
3127 (simplify_using_initial_values): Return if the expression becomes
3128 invalid due to altered regs.
3130 2007-02-23 DJ Delorie <dj@redhat.com>
3132 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3134 2007-02-23 Mike Stump <mrs@apple.com>
3136 * tlink.c (scan_linker_output): Parse linker messages from
3137 darwin9's linker better.
3139 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3142 * varpool.c (varpool_assemble_pending_decls): Set
3143 varpool_last_needed_node to null.
3145 2007-02-23 DJ Delorie <dj@redhat.com>
3147 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3148 alignment bigger than the object file can handle.
3150 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3154 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3155 (*movsf_1): Penalize MMX moves.
3157 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3159 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3160 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3162 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3164 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3166 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3167 (fold_builtin_1): Use them.
3168 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3169 BUILT_IN_SIGNIFICAND.
3171 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3173 * config/i386/i386.c (bdesc_1arg): Initialize
3174 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3175 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3176 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3177 and IX86_BUILTIN_MOVSLDUP.
3179 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3181 PR rtl-optimization/30841
3182 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3184 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3186 * builtins.c (fold_builtin_frexp): New.
3187 (fold_builtin_2): Use it.
3189 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3191 * doc/invoke.texi (Spec Files): Document getenv spec function.
3193 * gcc.c (getenv_spec_function): New function.
3194 (static_spec_functions): Add it.
3195 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3196 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3199 2007-02-22 Michael Matz <matz@suse.de
3202 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3203 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3205 2007-02-22 Ian Lance Taylor <iant@google.com>
3208 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3209 (mem_loc_descriptor): Call it.
3211 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3212 Ira Rosen <irar@il.ibm.com>
3214 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3216 2007-02-22 Ira Rosen <irar@il.ibm.com>
3218 PR tree-optimization/30843
3219 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3220 stores only after all the group is vectorized.
3222 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3224 PR tree-optimization/30858
3225 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3226 in the reduction cycle have a single use in the loop.
3227 * tree-vectorizer.h (relevant): Add documentation.
3229 2007-02-20 Mike Stump <mrs@apple.com>
3231 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3232 * configure: Regenerate.
3234 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3236 Change the defaults of some parameters and options.
3237 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3238 * config/spu/spu.c (spu_optimization_options): Add.
3239 (spu_override_options): Change params in spu_optimization_options.
3240 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3242 Register 127 is only 16 byte aligned when used as a frame pointer.
3243 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3244 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3245 HARD_FRAME_POINTER_REGNUM.
3246 (spu_legitimate_address): Use regno_aligned_for_reload.
3247 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3248 aligned when frame_pointer_needed is true.
3249 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3251 * config/spu/spu.h (INIT_EXPANDERS): Define.
3253 Make sure shift and rotate instructions have valid immediate operands.
3254 * config/spu/predicates.md (spu_shift_operand): Remove.
3255 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3256 * config/spu/constraints.md (W, O): Extend range.
3257 * config/spu/spu.md (umask, nmask): Define.
3258 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3259 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3260 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3261 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3262 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3263 (lshr<mode>3_reg): Fix rtl description.
3265 Make sure mulhisi immediate operands are valid.
3266 * config/spu/predicates.md (imm_K_operand): Add.
3267 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3269 Generate constants using fsmbi and andi.
3270 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3271 (print_operand, spu_split_immediate, classify_immediate,
3272 fsmbi_const_p): Handle IC_FSMBI2.
3274 Correctly handle a CONST_VECTOR containing symbols.
3275 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3276 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3277 (immediate_load_p): Allow symbols that use 2 instructions to create.
3278 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3279 with symbols when flag_pic is set.
3280 (const_vector_immediate_p): New.
3281 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3282 accept a CONST_VECTOR with symbols.
3283 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3284 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3286 * config/spu/spu.md (high, low): Delete.
3287 (low_<mode>): Define.
3289 Remove INTRmode and INTR_REGNUM, which didn't work.
3290 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3292 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3293 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3294 peephole2 pattern): Don't use INTR or 131.
3295 (movintrcc): Delete.
3296 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3297 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3298 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3299 (UNSPEC_SET_INTR): Add.
3300 * config/spu/spu-modes.def (INTR): Remove.
3302 More accurate warnings about run-time relocations.
3303 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3305 Correctly warn about immediate arguments to specific intrinsics.
3306 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3307 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3308 the instruction predicate.
3310 Fix tree check errors with latest update.
3311 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3313 (spu_expand_builtin): Use CALL_EXPR_FN.
3315 Add missing specific intrinsics.
3316 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3318 * config/spu/spu_internals.h: Ditto.
3320 Fix incorrect operand modifiers.
3321 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3322 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3324 Optimize one case of zero_extend of a vec_select.
3325 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3327 Accept any immediate for hbr.
3328 * config/spu/spu.md (hbr): Change s constraints to i.
3330 2007-02-21 Paul Brook <paul@codesourcery.com>
3332 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3333 condexec_count when skipping USE and CLOBBER.
3335 2007-02-21 Nick Clifton <nickc@redhat.com>
3337 * common.opt (Warray-bounds): Add Warning attribute.
3338 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3340 (fsized-zeroes): Add Optimization attribute.
3341 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3342 * c.opt (Wc++0x-compat): Add Warning attribute.
3344 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3347 * reload1.c (eliminate_regs_in_insn): In the single_set special
3348 case, attempt to re-recognize the insn before falling back to
3349 having reload fix it up.
3351 2007-02-20 Eric Christopher <echristo@gmail.com>
3353 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3354 Rewrite accordingly.
3355 (frv_read_iacc_argument): Ditto.
3356 (frv_expand_set_builtin): Take a call instead of arglist, update for
3358 (frv_expand_unop_builtin): Ditto.
3359 (frv_expand_binop_builtin): Ditto.
3360 (frv_expand_cut_builtin): Ditto.
3361 (frv_expand_binopimm_builtin): Ditto.
3362 (frv_expand_voidbinop_builtin): Ditto.
3363 (frv_expand_int_void2arg): Ditto.
3364 (frv_expand_prefetches): Ditto.
3365 (frv_expand_voidtriop_builtin): Ditto.
3366 (frv_expand_voidaccop_builtin): Ditto.
3367 (frv_expand_load_builtin): Ditto.
3368 (frv_expand_store_builtin): Ditto.
3369 (frv_expand_mdpackh_builtin): Ditto.
3370 (frv_expand_mclracc_builtin): Ditto.
3371 (frv_expand_mrdacc_builtin): Ditto.
3372 (frv_expand_mwtacc_builtin): Ditto.
3373 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3376 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3378 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3379 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3381 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3383 * configure: Regenerate.
3384 * config.in: Regenerate.
3385 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3386 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3387 masks to power6 and power6x and to POWERPC_MASKS.
3388 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3390 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3391 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3392 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3393 Access PROTOTYPE as variable, not mask.
3395 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3397 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3398 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3399 * combine.c (adjust_for_new_dest): Use it.
3400 * postreload.c (reload_combine): Likewise.
3402 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3404 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3405 notes on an insn with multiple sets, even if single_set returns
3406 non-NULL for that insn.
3408 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3410 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3413 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3415 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3416 if user didn't pass it.
3417 * config/i386/darwin.h (CC1_SPEC): Likewise.
3418 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3419 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3420 -mmacosx-version-min.
3422 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3423 Uros Bizjak <ubizjak@gmail.com>
3425 * optabs.h (enum optab_index): Add new OTI_scalb.
3426 (scalb_optab): Define corresponding macro.
3427 * optabs.c (init_optabs): Initialize scalb_optab.
3428 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3430 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3431 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3432 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3433 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3434 flag_unsafe_math_optimizations is set.
3436 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3437 to implement scalbf, scalb and scalbl built-ins as inline x87
3440 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3441 DJ Delorie <dj@redhat.com>
3444 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3445 (diagnostic_report_diagnostic): ... here, and turn them into real
3446 errors. If warnings are inhibited, no need to do anything.
3448 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3450 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3451 better code generation.
3453 2007-02-20 Ben Elliston <bje@au.ibm.com>
3455 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3457 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3459 * config/alpha/alpha.c, config/alpha/alpha.md,
3460 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3461 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3462 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3463 config/arm/lib1funcs.asm: Follow spelling conventions.
3465 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3466 config/fr30/fr30.md, config/i386/i386.h,
3467 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3468 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3469 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3470 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3471 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3472 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3473 config/sparc/sparc.c, config/sparc/sparc.h,
3474 config/sparc/sparc.md, config/spu/constraints.md,
3475 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3478 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3481 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3484 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3486 * doc/invoke.texi (-ftree-lrs): Remove.
3488 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3490 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3493 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3495 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3496 new CALL_EXPR_FN macro for retrieving the function
3497 declaration of the input expression.
3499 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3501 * c.opt (Waddress): New.
3502 * common.opt (Walways-true): Delete.
3503 (Wstring-literal-comparison): Delete.
3504 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3505 -Wstring-literal-comparison. Add -Waddress.
3507 (Walways-true): Delete.
3508 (Wstring-literal-comparison): Delete.
3509 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3510 consistently instead of -Walways-true in example.
3511 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3512 * c-typeck.c (parser_build_binary_op): Replace
3513 -Wstring-literal-comparison and -Walways-true with -Waddress.
3514 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3517 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3519 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3520 without DECL_STRUCT_FUNCTION initialized.
3522 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3524 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3525 due to calls to functions taking pointers as parameters.
3527 2007-02-19 Richard Henderson <rth@redhat.com>
3530 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3533 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3535 * config/s390/s390.c (s390_call_saved_register_used,
3536 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3537 accessed to the new scheme.
3539 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3541 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3542 (cris_print_index, cris_print_operand, cris_print_operand_address)
3543 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3544 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3545 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3547 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3548 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3549 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3550 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3551 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3552 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3553 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3554 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3555 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3556 (uminsi3, call, call_value): Ditto.
3557 (define_split: indir_to_reg_split, unnamed): Ditto.
3559 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3561 PR tree-optimization/30975
3562 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3565 2007-02-18 Eric Christopher <echristo@gmail.com>
3567 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3568 Remove use of arglist.
3569 (mips_expand_builtin): Remove use of arglist, pass in expr.
3570 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3571 (mips_expand_builtin_movtf): Ditto.
3572 (mips_expand_builtin_compare): Ditto.
3574 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3576 * tree-sra.c (sra_build_assignment): Replace assertion
3577 checking with a comment explaining why it can't be done.
3579 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3582 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3583 during CALL_EXPR representation conversion.
3584 * tree-ssa-propagate.c (set_rhs): Likewise.
3586 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3588 * tree-sra.c (sra_build_assignment): Disable assertion checking
3591 2007-02-18 Roger Sayle <roger@eyesopen.com>
3593 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3594 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3595 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3597 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3598 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3599 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3600 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3601 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3602 force_gimple_operand): Likewise.
3603 * ipa-cp.c (constant_val_insert): Likewise.
3604 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3605 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3606 perfect_nestify): Likewise.
3607 * langhooks.c (lhd_omp_assignment): Likewise.
3608 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3609 lower_copyprivate_clauses, lower_send_clauses,
3610 lower_send_shared_vars, expand_parallel_call,
3611 expand_omp_for_generic, expand_omp_for_static_nochunk,
3612 expand_omp_for_static_chunk, expand_omp_sections,
3613 lower_omp_single_copy, lower_omp_for_lastprivate,
3614 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3615 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3616 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3619 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3621 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3622 config/sh/sh.md: Follow spelling conventions.
3624 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3625 config/frv/predicates.md: Follow spelling conventions.
3627 * config/m68k/linux-unwind.h: Fix a comment typo.
3628 * target.h: Follow spelling conventions.
3630 2007-02-18 Roger Sayle <roger@eyesopen.com>
3632 PR rtl-optimization/28173
3633 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3634 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3635 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3636 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3637 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3639 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3641 * builtins.c (fold_builtin_load_exponent): New.
3642 (fold_builtin_2): Use it.
3644 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3646 PR rtl-optimization/30773
3647 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3648 if we fail to attach a REG_EQUIV note.
3650 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3651 Roger Sayle <roger@eyesopen.com>
3653 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3655 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3657 * calls.c (initialize_argument_information): Pass original EXP
3658 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3659 code to split complex arguments here, as part of initializing the
3661 (expand_call): Remove code that builds a list of arguments and
3662 inserts implicit arguments into it. Instead, just count how many
3663 implicit arguments there will be so we can determine the size of
3664 the ARGS array, and let initialize_argument_information do the work.
3665 (split_complex_values): Delete unused function.
3667 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3669 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3671 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3673 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3674 for arg pointer based indexed addressing.
3676 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3678 * config/ia64/ia64.h, config/ia64/ia64.md,
3679 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3680 spelling conventions.
3682 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3684 * config/m68k/m68k.c (split_di): New.
3685 * config/m68k/m68k-protos.h: Declare split_di.
3686 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3687 Improve predicate handling and split constant shifts.
3689 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3691 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3692 parameter for register bitfield operations, general predicates
3695 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3697 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3698 * config/m68k/linux-unwind.h: New file.
3700 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3702 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3703 config/i386/athlon.md, config/ia64/ia64.md,
3704 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3705 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3706 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3707 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3708 tree-vect-transform.c: Fix comment typos.
3710 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3712 * sched-deps.c (find_insn_list): Remove.
3713 * sched-int.h: Remove the prototype for find_insn_list.
3715 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3717 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3719 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3720 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3721 darwin_rs6000_override_options.
3722 (C_COMMON_OVERRIDE_OPTIONS): Expect
3723 darwin_macosx_version_min to be non-NULL always.
3724 (TARGET_C99_FUNCTIONS): Likewise.
3725 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3726 (DARWIN_MINVERSION_SPEC): New.
3727 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3728 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3730 (DARWIN_MINVERSION_SPEC): New.
3731 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3733 * config/darwin-c.c (darwin_cpp_builtins): Expect
3734 darwin_macosx_version_min to be non-NULL always.
3736 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3738 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.h (x86_use_xchgb): New.
3741 (TARGET_USE_XCHGB): New macro.
3742 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3743 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3744 Split after reload into bswaphi for shifts of 8.
3745 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3746 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3747 or when optimizing for size.
3749 2007-02-16 Richard Guenther <rguenther@suse.de>
3750 Christian Bruel <christian.bruel@st.com>
3752 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3753 DECLs but prefer SSA_NAMEs over DECLs.
3755 2007-02-16 Richard Guenther <rguenther@suse.de>
3757 * tree-flow-inline.h (single_imm_use_p): Remove.
3758 (zero_imm_uses_p): Likewise.
3759 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3760 instead of single_imm_use_p.
3761 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3764 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3767 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3768 nested double- and backquotes.
3770 2007-02-15 Roger Sayle <roger@eyesopen.com>
3773 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3774 should be unreachable.
3775 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3776 For the time being redirect GIMPLE_MODIFY_STMT to the new
3777 (renamed) build_gimple_modify_stmt_stat.
3778 (build2_gimple_stat): Rename to...
3779 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3780 Always build a GIMPLE_MODIFY_STMT node.
3781 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3782 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3785 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3786 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3787 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3788 expand_complex_div_wide): Likewise.
3789 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3790 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3791 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3792 * tree-ssa-loop-manip.c (create_iv): Likewise.
3793 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3794 abs_replacement): Likewise.
3795 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3796 realify_fake_stores): Likewise.
3798 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3799 node rather than a GIMPLE_MODIFY_STMT node.
3800 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3801 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3803 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3804 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3807 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3810 * fold-const.c (fold_comparison): Add back the
3811 folding of constant complex comparisions.
3813 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3816 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3817 effects unknown to this function, return early.
3819 2007-02-15 Ian Lance Taylor <iant@google.com>
3821 * lower-subreg.c (move_eh_region_note): New static function.
3822 (resolve_simple_move): Call it.
3823 (decompose_multiword_subregs): Track blocks for which we resolve a
3824 simple move which is also a control flow insn. Pass them to
3825 find_many_sub_basic_blocks.
3826 (pass_lower_subreg): Add TODO_verify_flow.
3827 (pass_lower_subreg2): Likewise.
3829 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3830 Brooks Moses <brooks.moses@codesourcery.com>
3831 Lee Millward <lee.millward@codesourcery.com>
3833 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3834 (VL_EXP_CLASS_P): New.
3835 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3837 (TREE_OPERAND_CHECK_CODE): Likewise.
3838 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3839 (TREE_RTL_OPERAND_CHECK): Likewise.
3840 (tree_operand_check_failed): Make second parameter the whole tree
3841 instead of its code. Fixed callers.
3842 (VL_EXP_CHECK): New.
3843 (TREE_OPERAND_LENGTH): New.
3844 (VL_EXP_OPERAND_LENGTH): New.
3845 (CALL_EXPR_FN): New.
3846 (CALL_EXPR_STATIC_CHAIN): New.
3847 (CALL_EXPR_ARGS): New.
3848 (CALL_EXPR_ARG): New.
3849 (call_expr_nargs): New.
3850 (CALL_EXPR_ARGP): New.
3851 (build_nt_call_list): Declare.
3852 (build_vl_exp_stat): Declare.
3853 (build_vl_exp): New.
3854 (build_call_list): Declare.
3855 (build_call_nary): Declare.
3856 (build_call_valist): Declare.
3857 (build_call_array): Declare.
3858 (call_expr_arg): Declare.
3859 (call_expr_argp): Declare.
3860 (call_expr_arglist): Declare.
3861 (fold_build_call_list): Declare.
3862 (fold_build_call_list_initializer): Declare.
3863 (fold_call_expr): Declare to replace fold_builtin.
3864 (fold_builtin_fputs): Update to agree with modified definition.
3865 (fold_builtin_strcpy): Likewise.
3866 (fold_builtin_strncpy): Likewise.
3867 (fold_builtin_memory_chk): Likewise.
3868 (fold_builtin_stxcpy_chk): Likewise.
3869 (fold_builtin_strncpy_chk): Likewise.
3870 (fold_builtin_next_arg): Likewise.
3871 (fold_build_call_expr): Declare.
3872 (fold_builtin_call_list): Declare.
3873 (fold_builtin_call_valist): Declare.
3874 (build_call_expr): Declare.
3875 (validate_arglist): Update to agree with modified definition.
3876 (tree_operand_length): New.
3877 (call_expr_arg_iterator): New.
3878 (init_call_expr_arg_iterator): New.
3879 (next_call_expr_arg): New.
3880 (first_call_expr_arg): New.
3881 (more_call_expr_args_p): New.
3882 (FOR_EACH_CALL_EXPR_ARG): New.
3884 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3885 and tcc_gimple_stmt.
3886 (tree_code_size): Update documentation. Use sizeof (tree) rather
3887 than sizeof (char *).
3888 (tree_size): Likewise. Add case for tcc_vl_exp.
3889 (tree_node_structure): Add case for tcc_vl_exp.
3890 (contains_placeholder_p): Likewise.
3891 (substitute_in_expr): Likewise.
3892 (substitute_placeholder_in_expr): Likewise.
3893 (stabilize_reference_1): Likewise.
3894 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3895 to diagnose breakage of this interface for constructing CALL_EXPRs.
3896 (build_nt): Add similar assertion here.
3897 (build_nt_call_list): New.
3898 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3899 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3901 (get_callee_fndecl): Use new CALL_EXPR accessors.
3902 (tree_operand_check_failed): Change parameters to pass entire node
3903 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3904 (process_call_operands): New.
3905 (build_vl_exp_stat): New.
3906 (build_call_list): New.
3907 (build_call_nary): New.
3908 (build_call_valist): New.
3909 (build_call_array): New.
3910 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3911 (call_expr_arglist): New.
3913 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3914 tcc_vl_exp instead of a fixed-size tcc_expression.
3916 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3917 accessors for CALL_EXPRs.
3918 (AGGR_INIT_EXPR): Likewise.
3920 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3921 Brooks Moses <brooks.moses@codesourcery.com>
3922 Lee Millward <lee.millward@codesourcery.com>
3924 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3925 (expand_builtin_nonlocal_goto): Change parameter to be entire
3926 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3927 (expand_builtin_prefetch): Likewise.
3928 (expand_builtin_classify_type): Likewise.
3929 (mathfn_built_in): Return NULL_TREE instead of 0.
3930 (expand_errno_check): Use new CALL_EXPR accessors.
3931 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3932 Return NULL_RTX instead of 0.
3933 (expand_builtin_mathfn_2): Likewise.
3934 (expand_builtin_mathfn_3): Likewise.
3935 (expand_builtin_interclass_mathfn): Likewise.
3936 (expand_builtin_sincos): Likewise.
3937 (expand_builtin_cexpi): Likewise.
3938 (expand_builtin_int_roundingfn): Likewise.
3939 (expand_builtin_int_roundingfn_2): Likewise.
3940 (expand_builtin_pow): Likewise.
3941 (expand_builtin_powi): Likewise.
3942 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3943 of arglist, fixing callers appropriately. Use new CALL_EXPR
3944 accessors and constructors. Return NULL_RTX instead of 0.
3945 (expand_builtin_strstr): Likewise.
3946 (expand_builtin_strchr): Likewise.
3947 (expand_builtin_strrchr): Likewise.
3948 (expand_builtin_strpbrk): Likewise.
3949 (expand_builtin_memcpy): Likewise.
3950 (expand_builtin_mempcpy): Likewise.
3951 (expand_builtin_mempcpy_args): New.
3952 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3953 (expand_builtin_memmove_args): New.
3954 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3955 (expand_movstr): Likewise.
3956 (expand_builtin_strcpy): Likewise.
3957 (expand_builtin_strcpy_args): New.
3958 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3959 (expand_builtin_strncpy): Likewise.
3960 (expand_builtin_memset): Likewise.
3961 (expand_builtin_memset_args): New.
3962 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3963 (expand_builtin_memcmp): Likewise.
3964 (expand_builtin_strcmp): Likewise.
3965 (expand_builtin_strncmp): Likewise.
3966 (expand_builtin_strcat): Likewise.
3967 (expand_builtin_strncat): Likewise.
3968 (expand_builtin_strspn): Likewise.
3969 (expand_builtin_strcspn): Likewise.
3970 (expand_builtin_args_info): Likewise.
3971 (expand_builtin_va_start): Likewise.
3972 (gimplify_va_arg_expr): Likewise.
3973 (expand_builtin_va_end): Likewise.
3974 (expand_builtin_va_copy): Likewise.
3975 (expand_builtin_frame_address): Likewise.
3976 (expand_builtin_alloca): Likewise.
3977 (expand_builtin_bswap): Likewise.
3978 (expand_builtin_unop): Likewise.
3979 (expand_builtin_fputs): Likewise.
3980 (expand_builtin_expect): Likewise.
3981 (expand_builtin_fabs): Likewise.
3982 (expand_builtin_copysign): Likewise.
3983 (expand_builtin_printf): Likewise.
3984 (expand_builtin_fprintf): Likewise.
3985 (expand_builtin_sprintf): Likewise.
3986 (expand_builtin_init_trampoline): Likewise.
3987 (expand_builtin_signbit): Likewise.
3988 (expand_builtin_fork_or_exec): Likewise.
3989 (expand_builtin_sync_operation): Likewise.
3990 (expand_builtin_compare_and_swap): Likewise.
3991 (expand_builtin_lock_test_and_set): Likewise.
3992 (expand_builtin_lock_release): Likewise.
3993 (expand_builtin): Likewise.
3994 (builtin_mathfn_code): Likewise.
3996 (fold_builtin_constant_p): Pass call arguments individually instead
3997 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3998 accessors and constructors. Return NULL_TREE instead of 0.
3999 (fold_builtin_expect): Likewise.
4000 (fold_builtin_classify_type): Likewise.
4001 (fold_builtin_strlen): Likewise.
4002 (fold_builtin_nan): Likewise.
4003 (integer_valued_real_p): Likewise.
4004 (fold_trunc_transparent_mathfn): Likewise.
4005 (fold_fixed_mathfn): Likewise.
4006 (fold_builtin_cabs): Likewise.
4007 (fold_builtin_sqrt): Likewise.
4008 (fold_builtin_cbrt): Likewise.
4009 (fold_builtin_cos): Likewise.
4010 (fold_builtin_cosh): Likewise.
4011 (fold_builtin_tan): Likewise.
4012 (fold_builtin_sincos): Likewise.
4013 (fold_builtin_cexp): Likewise.
4014 (fold_builtin_trunc): Likewise.
4015 (fold_builtin_floor): Likewise.
4016 (fold_builtin_ceil): Likewise.
4017 (fold_builtin_round): Likewise.
4018 (fold_builtin_int_roundingfn): Likewise.
4019 (fold_builtin_bitop): Likewise.
4020 (fold_builtin_bswap): Likewise.
4021 (fold_builtin_logarithm): Likewise.
4022 (fold_builtin_hypot): Likewise.
4023 (fold_builtin_pow): Likewise.
4024 (fold_builtin_powi): Likewise.
4025 (fold_builtin_exponent): Likewise.
4026 (fold_builtin_memset): Likewise.
4027 (fold_builtin_bzero): Likewise.
4028 (fold_builtin_memory_op): Likewise.
4029 (fold_builtin_bcopy): Deleted; call site changed to invoke
4030 fold_builtin_memory_op directly.
4031 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4032 (fold_builtin_strncpy): Likewise.
4033 (fold_builtin_memcmp): Likewise.
4034 (fold_builtin_strcmp): Likewise.
4035 (fold_builtin_strncmp): Likewise.
4036 (fold_builtin_signbit): Likewise.
4037 (fold_builtin_copysign): Likewise.
4038 (fold_builtin_isascii): Likewise.
4039 (fold_builtin_toascii): Likewise.
4040 (fold_builtin_isdigit): Likewise.
4041 (fold_builtin_fabs): Likewise.
4042 (fold_builtin_abs): Likewise.
4043 (fold_builtin_fmin_fmax): Likewise.
4044 (fold_builtin_carg): Likewise.
4045 (fold_builtin_classify): Likewise.
4046 (fold_builtin_unordered_cmp): Likewise.
4048 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4049 New functions split out from fold_builtin_1.
4050 (fold_builtin_n): New.
4051 (fold_builtin_varargs): New.
4052 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4054 (fold_call_expr): New.
4055 (build_function_call_expr): Rewrite to use new helper function.
4056 (fold_builtin_call_list): New.
4057 (build_call_expr): New.
4058 (fold_builtin_call_valist): New.
4059 (rewrite_call_expr): New.
4060 (validate_arg): New.
4061 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4062 of an arglist. Change return type to bool. Use new CALL_EXPR
4065 (fold_builtin_strstr): Pass call arguments individually instead
4066 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4067 accessors and constructors. Return NULL_TREE instead of 0.
4068 (fold_builtin_strchr): Likewise.
4069 (fold_builtin_strrchr): Likewise.
4070 (fold_builtin_strpbrk): Likewise.
4071 (fold_builtin_strcat): Likewise.
4072 (fold_builtin_strncat): Likewise.
4073 (fold_builtin_strspn): Likewise.
4074 (fold_builtin_strcspn): Likewise.
4075 (fold_builtin_fputs): Likewise.
4076 (fold_builtin_next_arg): Likewise.
4077 (fold_builtin_sprintf): Likewise.
4079 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4080 NULL_RTX instead of 0.
4081 (expand_builtin_memory_chk): Likewise.
4082 (maybe_emit_chk_warning): Likewise.
4083 (maybe_emit_sprintf_chk_warning): Likewise.
4085 (fold_builtin_object_size): Pass call arguments individually instead
4086 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4087 accessors and constructors. Return NULL_TREE instead of 0.
4088 (fold_builtin_memory_chk): Likewise.
4089 (fold_builtin_stxcpy_chk): Likewise.
4090 (fold_builtin_strncpy_chk): Likewise.
4091 (fold_builtin_strcat_chk): Likewise.
4092 (fold_builtin_strcat_chk): Likewise.
4093 (fold_builtin_strncat_chk): Likewise.
4094 (fold_builtin_sprintf_chk): Likewise.
4095 (fold_builtin_snprintf_chk): Likewise.
4096 (fold_builtin_printf): Likewise.
4097 (fold_builtin_vprintf): Likewise.
4099 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4101 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4102 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4103 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4104 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4105 (fold_unary): Likewise.
4106 (fold_binary): Likewise.
4107 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4108 ternary expressions.
4109 (fold): Add logic for tcc_vl_exp.
4110 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4111 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4112 (fold_build3_stat): Add assertion to flag broken interface for
4113 constructing CALL_EXPRs.
4114 (fold_build_call_list): New.
4115 (fold_build_call_list_initializer): New.
4116 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4118 (fold_strip_sign_ops): Likewise.
4120 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4121 Brooks Moses <brooks.moses@codesourcery.com>
4122 Lee Millward <lee.millward@codesourcery.com>
4124 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4125 accessors and dump arguments explicitly.
4127 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4129 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4131 (print_call_name): Use new CALL_EXPR accessors.
4133 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4134 CALL_EXPR arguments explicitly instead of as a list. Use
4135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4137 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4138 (vrp_visit_stmt): Likewise.
4140 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4141 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4143 (force_move_till_expr): Likewise.
4145 * targhooks.c (default_external_stack_protect_fail): Use
4146 build_call_expr instead of build_function_call_expr.
4147 (default_hidden_stack_protect_fail): Likewise.
4149 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4152 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4153 and walk arguments explicitly.
4155 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4156 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4157 (expand_simple_operations): Likewise.
4158 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4160 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4161 of TREE_CODE_LENGTH.
4162 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4164 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4165 instead of TREE_CODE_LENGTH.
4167 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4168 (tree_ic_transform): Likewise.
4169 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4170 parameter instead of arglist. Fix callers.
4171 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4172 (tree_stringops_transform): Likewise.
4173 (tree_indirect_call_to_profile): Likewise.
4174 (tree_stringops_values_to_profile): Likewise.
4176 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4177 (eliminate_tail_call): Likewise.
4179 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4181 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4182 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4184 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4186 * omp-low.c (build_omp_barrier): Use build_call_expr.
4187 (lower_rec_input_clauses): Likewise.
4188 (lower_reduction_clauses): Likewise.
4189 (expand_parallel_call): Likewise.
4190 (maybe_catch_exception): Likewise.
4191 (expand_omp_for_generic): Likewise.
4192 (expand_omp_for_static_nochunk): Likewise.
4193 (expand_omp_sections): Likewise.
4194 (lower_omp_single_simple): Likewise.
4195 (lower_omp_single_copy): Likewise.
4196 (lower_omp_master): Likewise.
4197 (lower_omp_ordered): Likewise.
4198 (lower_omp_critical): Likewise.
4200 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4201 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4203 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4204 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4205 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4207 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4208 and generalize to handle any number of operands.
4209 (chrec_contains_undetermined): Likewise.
4210 (tree_contains_chrecs): Likewise.
4211 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4213 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4215 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4216 fold_call_expr instead of fold_builtin.
4217 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4218 match declarations there.
4219 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4222 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4223 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4225 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4226 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4228 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4231 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4232 (execute_cse_sincos): Use new CALL_EXPR accessors.
4234 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4236 * gimple-low.c (lower_function_body): Use build_call_expr.
4237 (lower_builtin_setjmp): Likewise.
4239 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4240 (set_storage_via_libcall): Likewise.
4241 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4242 instead of TREE_CODE_LENGTH.
4243 (expand_expr_real_1): Use new CALL_EXPR accessors.
4245 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4246 generalize to handle any number of operands.
4247 (TB_parent_eq): Likewise.
4249 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4250 (strip_builtin_expect): Likewise.
4252 * function.c (gimplify_parameters): Use build_call_expr.
4254 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4255 instead of TREE_CODE_LENGTH.
4257 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4258 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4260 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4263 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4264 (gimplify_decl_expr): Likewise.
4265 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4266 Use new CALL_EXPR iterators.
4267 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4268 (gimplify_modify_expr_to_memset): Likewise.
4269 (gimplify_variable_sized_compare): Likewise.
4270 (gimplify_omp_atomic_fetch_op): Likewise.
4271 (gimplify_omp_atomic_pipeline): Likewise.
4272 (gimplify_omp_atomic_mutex): Likewise.
4273 (gimplify_function_tree): Likewise.
4275 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4276 (call_expr_flags): Likewise.
4277 (expand_call): Likewise.
4279 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4280 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4283 * coverage.c (create_coverage): Use build_call_expr.
4285 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4286 (temp_call_expr_obstack): New.
4287 (pool_copy_list): Delete.
4288 (temp_copy_call_expr): New.
4289 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4290 CALL_EXPR accessors. Get rid of special goo for copying argument
4291 lists and use temp_copy_call_expr instead.
4292 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4293 CALL_EXPR accessors.
4294 (create_expression_by_pieces): Likewise. Use build_call_array
4295 to construct the result instead of fold_build3.
4296 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4297 dealing with argument lists.
4298 (init_pre): Remove references to expression_node_pool and
4299 list_node_pool. Init temp_call_expr_obstack instead.
4300 (fini_pre): Remove references to expression_node_pool and
4303 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4304 and walk arguments explicitly instead of as a list.
4306 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4307 (mx_register_decls): Likewise.
4308 (mudflap_register_call): Likewise.
4309 (mudflap_finish_file): Likewise.
4311 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4312 (ipa_callsite_compute_param): Likewise.
4314 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4315 accessors and constructor.
4317 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4318 accessors and constructor.
4319 (convert_tramp_reference): Likewise.
4320 (convert_call_expr): Likewise.
4321 (finalize_nesting_tree_1): Likewise.
4323 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4326 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4328 * tree-inline.c (initialize_inlined_parameters): Pass entire
4329 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4331 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4332 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4334 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4335 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4336 (vectorizable_reduction): Likewise.
4337 (vectorizable_call): Use new CALL_EXPR iterators.
4338 (vectorizable_conversion): Use build_call_expr.
4339 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4340 (vect_gen_widened_results_half): Use build_call_expr.
4341 (vect_setup_realignment): Likewise.
4342 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4344 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4345 (pass_through_call): Likewise.
4346 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4349 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4350 (tree_gen_pow2_profiler): Likewise.
4351 (tree_gen_one_value_profiler): Likewise.
4352 (tree_gen_ic_func_profiler): Likewise.
4353 (tree_gen_average_profiler): Likewise.
4354 (tree_gen_ior_profiler): Likewise.
4356 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4357 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4358 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4360 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4361 of TREE_CODE_LENGTH.
4363 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4364 of TREE_CODE_LENGTH.
4366 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4368 (convert_to_integer): Likewise.
4370 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4373 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4374 Brooks Moses <brooks.moses@codesourcery.com>
4375 Lee Millward <lee.millward@codesourcery.com>
4377 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4379 * config/frv/frv.c (frv_expand_builtin): Likewise.
4380 * config/s390/s390.c (s390_expand_builtin): Likewise.
4382 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4383 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4385 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4386 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4387 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4388 (ix86_expand_store_builtin): Likewise.
4389 (ix86_expand_unop_builtin): Likewise.
4390 (ix86_expand_unop1_builtin): Likewise.
4391 (ix86_expand_sse_compare): Likewise.
4392 (ix86_expand_sse_comi): Likewise.
4393 (ix86_expand_vec_init_builtin): Likewise.
4394 (ix86_expand_vec_ext_builtin): Likewise.
4395 (ix86_expand_vec_set_builtin): Likewise.
4396 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4398 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4399 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4401 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4402 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4403 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4405 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4407 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4408 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4409 arglist. Use new CALL_EXPR accessors. Fix callers.
4410 (altivec_expand_abs_builtin): Likewise.
4411 (rs6000_expand_binop_builtin): Likewise.
4412 (altivec_expand_predicate_builtin): Likewise.
4413 (altivec_expand_lv_builtin): Likewise.
4414 (spe_expand_stv_builtin): Likewise.
4415 (altivec_expand_stv_builtin): Likewise.
4416 (rs6000_expand_ternop_builtin): Likewise.
4417 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4418 (altivec_expand_st_builtin): Likewise.
4419 (altivec_expand_dst_builtin): Likewise.
4420 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4421 arglist. Use new CALL_EXPR accessors. Fix callers.
4422 (altivec_expand_vec_set_builtin): Likewise.
4423 (altivec_expand_vec_ext_builtin): Likewise.
4424 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4425 (spe_expand_builtin): Likewise.
4426 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4427 arglist. Use new CALL_EXPR accessors. Fix callers.
4428 (spe_expand_evsel_builtin): Likewise.
4429 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4430 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4432 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4433 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4434 (arm_expand_unop_builtin): Likewise.
4435 (arm_expand_builtin): Use new CALL_EXPR accessors.
4437 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4440 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4441 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4442 (bfin_expand_unop_builtin): Likewise.
4443 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4445 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4446 Brooks Moses <brooks.moses@codesourcery.com>
4447 Lee Millward <lee.millward@codesourcery.com>
4449 * c-semantics.c (build_stmt): Add internal diagnostic check.
4451 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4452 accessors. Print arguments explicitly instead of as a list.
4454 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4456 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4457 (c_finish_omp_flish): Likewise.
4459 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4460 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4461 instead of TREE_CODE_LENGTH.
4462 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4463 (c_warn_unused_result): Likewise.
4465 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4468 * doc/invoke.texi (Warning Options): Remove
4469 -Werror-implicit-function-declaration.
4470 (Wimplicit-function-declaration): Update description.
4471 * opts.c (common_handle_option): Move handling of -Werror=* to...
4472 (enable_warning_as_error): ...here.
4473 * opts.h (enable_warning_as_error): Declare.
4474 * c-decl.c (implicit_decl_warning): Unless
4475 -Wno-implicit-function-declaration is given, emit a pedwarn if
4476 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4477 * c.opt (Wimplicit-function-declaration): Replace
4478 mesg_implicit_function_declaration with
4479 warn_implicit_function_declaration.
4480 * c-opts.c (c_common_handle_option):
4481 -Werror-implicit-function-declaration is exactly equal as
4482 -Werror=implicit-function-declaration.
4483 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4484 warn_implicit_function_declaration.
4485 (c_common_post_options): -Wimplict-function-declaration is enabled
4486 by default by -std=c99, otherwise is disabled by default.
4487 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4489 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4491 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4492 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4493 former is ignored but not the latter.
4495 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4497 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4498 is made and the reference doesn't use the alias set of its type,
4499 do not create the temporary using that type.
4501 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4503 * jump.c: Remove prototypes for delete_computation and
4504 delete_prior_computation.
4506 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4508 * jump.c (get_label_after): Delete.
4509 (get_label_before, delete_computation, delete_jump,
4510 delete_prior_computation, follow_jumps): Move...
4511 * reorg.c (delete_computation, delete_prior_computation): ... here...
4512 (get_label_before, delete_jump): ... making these static ...
4513 (follow_jumps): ... and simplifying this since it only runs after
4515 * rtl.h (get_label_after, get_label_before, delete_jump,
4516 follow_jumps): Delete prototypes.
4518 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4520 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4522 2007-02-15 Nick Clifton <nickc@redhat.com>
4524 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4525 order to prevent it from being munged by the target.
4527 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4529 * config/i386/i386.md: Remove misleading comment.
4531 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4533 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4534 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4537 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4539 * tree-sra.c (instantiate_missing_elements): Canonicalize
4541 (sra_build_assignment): New.
4542 (generate_copy_inout, generate_element_copy,
4543 generate_element_zero, generate_one_element_init): Use it.
4545 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4547 * tree-sra.c (instantiate_missing_elements): Canonicalize
4549 (sra_build_assignment): New.
4550 (generate_copy_inout, generate_element_copy,
4551 generate_element_zero, generate_one_element_init): Use it.
4553 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4555 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4558 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4560 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4561 types as aggregates not scalars.
4562 * function.c (assign_stack_temp_for_type): Likewise.
4564 2007-02-14 Roger Sayle <roger@eyesopen.com>
4565 Zdenek Dvorak <dvorakz@suse.cz>
4567 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4570 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4572 * passes.c (next_pass_1): Clear the next field of the copied
4575 2007-02-14 Richard Henderson <rth@redhat.com>
4577 * tree-sra.c (early_sra): New.
4578 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4579 (tree_sra_early, pass_sra_early): New.
4580 * tree-pass.h (pass_sra_early): Declare.
4581 * passes.c (init_optimization_passes): Use it.
4583 2007-02-14 Richard Guenther <rguenther@suse.de>
4585 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4587 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4589 PR tree-optimization/30771
4590 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4592 (vect_analyze_operations): Induction phis can now be marked as
4594 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4595 Update documentation accordingly.
4597 2007-02-14 Nick Clifton <nickc@redhat.com>
4599 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4600 most 3 arguments are supported.
4601 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4603 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4605 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4606 Ensure dst->current is valid.
4608 2007-02-13 Paul Brook <paul@codesourcery.com>
4610 * config.gcc: Add arm*-*-uclinux-*eabi.
4611 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4612 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4613 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4614 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4615 (LINK_SPEC): Define.
4617 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4619 * config/arm/uclinux-eabi.h: New file.
4620 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4621 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4624 2007-02-13 Ian Lance Taylor <iant@google.com>
4626 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4627 * flags.h (warn_strict_overflow): Declare.
4628 (enum warn_strict_overflow_code): Define.
4629 (issue_strict_overflow_warning): New static inline function.
4630 * opts.c (warn_strict_overflow): New variable.
4631 (common_handle_option): Handle OPT_Wstrict_overflow and
4632 OPT_Wstrict_overflow_.
4633 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4635 * fold-const.c: Include intl.h.
4636 (fold_deferring_overflow_warnings): New static variable.
4637 (fold_deferred_overflow_warning): New static variable.
4638 (fold_deferred_overflow_code): New static variable.
4639 (fold_defer_overflow_warnings): New function.
4640 (fold_undefer_overflow_warnings): New function.
4641 (fold_undefer_and_ignore_overflow_warnings): New function.
4642 (fold_deferring_overflow_warnings_p): New function.
4643 (fold_overflow_warning): New static function.
4644 (make_range): Add strict_overflow_p parameter. Change all
4646 (extract_muldiv, extract_muldiv_1): Likewise.
4647 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4648 tree_expr_nonnegative_p.
4649 (fold_negate_expr): Call fold_overflow_warning.
4650 (fold_range_test): Likewise.
4651 (fold_comparison): Likewise.
4652 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4653 instead of tree_expr_nonnegative_p.
4654 (tree_expr_nonnegative_warnv_p): Rename from
4655 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4656 (tree_expr_nonnegative_p): New function.
4657 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4658 strict_overflow_p parameter.
4659 (tree_expr_nonzero_p): New function.
4660 * passes.c (verify_interpass_invariants): New static function.
4661 (execute_one_pass): Call it.
4662 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4664 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4665 (estimate_numbers_of_iterations): Likewise.
4666 (scev_probably_wraps_p): Likewise.
4667 * tree-ssa-ccp.c: Include "toplev.h".
4668 (evaluate_stmt): Defer fold overflow warnings until we know we are
4670 (struct fold_stmt_r_data): Add stmt field.
4671 (fold_stmt_r): Defer fold overflow warnings until we know we
4673 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4674 (fold_stmt_inplace): Likewise.
4675 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4676 (cleanup_control_expr_graph): Defer fold overflow warnings until
4677 we know we are going to optimize.
4678 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4679 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4681 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4682 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4683 * tree-ssa-loop-manip.c (create_iv): Likewise.
4684 * c-typeck.c (build_conditional_expr): Likewise.
4685 (build_binary_op): Likewise.
4686 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4687 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4688 (extract_range_from_unary_expr): Likewise.
4689 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4690 assuming that signed overflow does not occur.
4691 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4692 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4693 (fold_defer_overflow_warnings): Declare.
4694 (fold_undefer_overflow_warnings): Declare.
4695 (fold_undefer_and_ignore_overflow_warnings): Declare.
4696 (fold_deferring_overflow_warnings_p): Declare.
4697 (tree_expr_nonzero_warnv_p): Declare.
4698 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4700 (Warning Options): Document -Wstrict-overflow.
4701 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4702 (tree-ssa-ccp.o): Likewise.
4703 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4704 (fold-const.o): Depend on intl.h.
4706 2007-02-13 Ian Lance Taylor <iant@google.com>
4709 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4712 2007-02-13 Stuart Hastings <stuart@apple.com>
4714 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4716 2007-02-13 Richard Henderson <rth@redhat.com>
4718 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4719 handled_component_p before looking for the indirect_ref.
4721 2007-02-13 Richard Henderson <rth@redhat.com>
4723 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4724 remove flags clobber.
4725 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4726 (bswaphi_lowpart): New.
4727 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4728 remove TARGET_BSWAP test. Delete expander of the same name.
4730 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4731 (expand_unop): Use them.
4733 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4735 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4736 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4737 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4738 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4739 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4740 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4741 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4742 assembler dialect choice from asm templates.
4744 2007-02-12 Richard Henderson <rth@redhat.com>
4746 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4747 (fixuns_trunc<SSEMODEF>si2): Use it.
4748 * config/i386/sse.md (vec_setv4sf_0): Export.
4749 * config/i386/i386.c (ix86_build_const_vector): Export.
4750 (ix86_split_convert_uns_si_sse): Rename from
4751 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4752 * config/i386/i386-protos.h: Update.
4754 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4757 * c-typeck.c (c_finish_return): Improve warning message.
4759 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4761 * alias.c (find_symbolic_term): Delete unused function.
4763 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4766 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4767 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4769 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4771 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4772 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4773 the function, temporarily point the debug interface to the null one.
4775 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4777 * dwarf2out.c (round_up_to_align): New static function.
4778 (field_byte_offset): Use it to round the offset.
4780 2007-02-12 Richard Henderson <rth@redhat.com>
4782 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4783 (inswl_const): Export.
4785 2007-02-12 Richard Henderson <rth@redhat.com>
4787 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4788 result mode of the libcall, convert back to outmode.
4790 2007-02-12 Roger Sayle <roger@eyesopen.com>
4792 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4793 (bswapdi2): New define_expand to implement 32-bit implementation.
4795 2007-02-12 Nick Clifton <nickc@redhat.com>
4797 * doc/invoke.texi (Overall Options): Document --help=.
4798 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4799 (cc1_options): Pass --help= on to cc1.
4800 (display_help): Add description of --help=.
4801 (process_command): Add code to handle --help=. Allow translated
4802 --help and --target-help switches to be passed on to compiler
4804 (main): Remove unused if statement.
4805 * opts.c (columns): Remove.
4806 (LEFT_COLUMN): Define.
4807 (wrap_help): Add columns argument.
4808 (print_filtered_help): Change parameters to be an include bitmask,
4809 an exclude bitmask, an any bitmask and the column width. Move the
4810 code to display the params list here. Add code to display the
4811 status of options rather than their descriptions if the quiet flag
4813 (print_specific_help): Change parameters to be an include bitmask,
4814 an exclude bitmask and an any bitmask. Move code to look up the
4815 column width here. Decide upon the title for an options listing.
4816 (common_handle_options): Add code to handle --help=. Adapt code
4817 for --help and --target-help to use the revised form of the
4818 print_specific_help function.
4819 (print_help): Delete.
4820 (print_param_help): Delete.
4821 (print_switch): Delete.
4822 * opts.h (cl_lang_count): Add prototype.
4823 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4824 CL_MAX_OPTION_CLASS): New defines.
4825 * optc-gen.awk: Add construction of cl_lang_count.
4826 * c.opt: Add Warning attribute to warning options and Optimization
4827 attribute to optimization options.
4828 * common.opt: Likewise.
4830 Add -fhelp and -ftarget-help as aliases for the transformed --help
4831 and --target-help options.
4832 * opt-functions.awk: Add code to handle Warning and Optimization
4835 2007-02-12 Richard Henderson <rth@redhat.com>
4837 * config/alpha/constraints.md: New file.
4838 * config/alpha/alpha.c: Include tm-constrs.h.
4839 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4840 alpha_extra_constraint): Remove.
4841 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4842 * config/alpha/alpha-protos.h: Update.
4843 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4844 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4845 (EXTRA_CONSTRAINT): Remove.
4846 * config/alpha/alpha.md: Include constraints.md.
4847 (adddi splitter): Use satisfies_constraint_*.
4848 * config/alpha/predicates.md (add_operand): Likewise.
4849 (sext_add_operand, addition_operation): Likewise.
4851 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4853 PR tree-optimization/29145
4854 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4855 in our handling of restrict qualified pointers.
4857 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4860 * doc/invoke.texi (Wunused-value): Update description.
4861 (Wextra): Delete item.
4862 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4863 value of Wunused-value.
4864 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4865 (c_finish_stmt_expr): Don't check extra_warnings.
4866 (emit_side_effect_warnings): The caller is responsible to check
4869 2007-02-11 Roger Sayle <roger@eyesopen.com>
4870 Matt Thomas <matt@3am-software.com>
4872 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4874 2007-02-11 Roger Sayle <roger@eyesopen.com>
4876 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4877 comparisons of POPCOUNT against zero.
4878 (simplify_const_relational_operation): Likewise.
4880 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4882 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4884 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4886 * dwarf2out.c (root_type): Delete unused function.
4888 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4890 * genattrtab.c (contained_in_p): Delete unused function.
4891 (write_expr_attr_cache): Likewise.
4893 2007-02-11 Jan Hubicka <jh@suse.cz>
4895 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4898 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4900 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4901 to add the REG_EQ* note.
4902 * see.c (see_merge_one_use_extension): Likewise.
4903 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4904 turn REG_EQUAL notes into REG_EQUIV notes if the target
4905 register may have more than one set.
4906 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4907 * gcse.c (try_replace_reg): Likewise.
4908 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4909 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4910 more than one REG_EQUIV note.
4911 * reload1.c (gen_reload): Use set_unique_reg_note.
4913 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4915 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4916 (ix86_builtin_conversion): New function.
4918 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4921 * tree.h (DECL_REPLACEABLE_P): New macro.
4922 * except.c (set_nothrow_function_flags): Likewise.
4924 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4925 Ira Rosen <irar@il.ibm.com>
4926 Dorit Nuzman <dorit@il.ibm.com>
4928 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4929 * targhooks.c (default_builtin_vectorized_conversion): New.
4930 * targhooks.h (default_builtin_vectorized_function): New declaration.
4931 * target.h (struct vectorize): Add builtin_conversion field.
4932 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4933 stmt_vec_info_type value.
4934 (vectorizable_conversion): New declaration.
4935 * tree-vect-analyze.c (vect_analyze_operations): Add
4936 vectorizable_conversion call.
4937 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4938 * tree-vect-transform.c (vectorizable_conversion): New function.
4939 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4940 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4942 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4943 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4944 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4945 or ALTIVEC_BUILTIN_VCFSX.
4947 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4951 CONST_DOUBLE and operand 0 is a hard register.
4952 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4953 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4954 is a hard floating-point register.
4956 2007-02-10 Richard Henderson <rth@redhat.com>
4957 Jakub Jelinek <jakub@redhat.com>
4958 Alexandre Oliva <aoliva@redhat.com>
4960 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4961 * builtin-types.def (BT_WORD): Make unsigned.
4962 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4963 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4964 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4965 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4966 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4967 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4969 * expr.c (emutls_var_address): New.
4970 (expand_expr_real_1): Expand emulated tls.
4971 (expand_expr_addr_expr_1): Likewise.
4972 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4973 * output.h (emutls_finish): Declare.
4974 * toplev.c (compile_file): Call it.
4975 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4976 address before wrapping in CONST.
4977 * varasm.c (emutls_htab, emutls_object_type): New.
4978 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4979 (get_emutls_object_name, get_emutls_object_type): New.
4980 (get_emutls_init_templ_addr, emutls_decl): New.
4981 (emutls_common_1, emutls_finish): New.
4982 (assemble_variable): When emulating tls, swap decls; generate
4983 constructor for the emutls objects.
4984 (do_assemble_alias): When emulating tls, swap decl and target name.
4985 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4987 * varpool.c (decide_is_variable_needed): Look at force_output.
4988 Recurse for emulated tls.
4989 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4990 with decide_is_variable_needed.
4991 * emutls.c: New file.
4992 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4993 tls_object for real tls.
4995 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4997 PR rtl-optimization/29599
4998 * reload1.c (eliminate_regs_in_insn): Take the destination
4999 mode into account when computing the offset.
5001 2007-02-09 Stuart Hastings <stuart@apple.com>
5002 Richard Henderson <rth@redhat.com>
5004 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5005 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5006 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5007 fixuns_truncdfhi2): New.
5008 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5009 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5010 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5011 (floatunssidf2): Allow nonimmediate source.
5012 * gcc/config/i386/sse.md (movdi_to_sse): New.
5013 (vec_concatv2di): Drop '*'.
5014 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5015 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5016 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5018 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5019 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5020 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5021 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5022 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5023 ix86_build_const_vector.
5024 (x86_emit_floatuns): Rewrite.
5026 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5028 * genautomata.c (longest_path_length): Delete unused function.
5029 (struct state): Delete unused longest_path_length.
5030 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5031 (get_free_state): Delete unused.
5033 2007-02-09 Jan Hubicka <jh@suse.cz>
5035 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5036 * doc/invoke.texi (inline-unit-growth): Update default value.
5038 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5039 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5040 (rebuild_cgraph_edges): Likewise.
5041 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5042 (dump_cgraph_node): Dump frequencies.
5043 (cgraph_clone_edge): Add frequency scales.
5044 (cgraph_clone_node): Add freuqnecy.
5045 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5046 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5047 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5048 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5049 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5050 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5051 (save_inline_function_body): Likewise.
5052 * ipa-inline.c: inluce rtl.h
5053 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5054 (cgraph_edge_badness): Use frequencies.
5055 (cgraph_decide_recursive_inlining): Update clonning.
5056 (cgraph_decide_inlining_of_small_function): Dump frequency.
5057 * predict.c (estimate_bb_frequencies): Export.
5058 * predict.h (estimate_bb_frequencies): Declare.
5059 * tree-inline.c (copy_bb): Watch overflows.
5060 (expand_call_inline): Update call of cgraph_create_edge.
5061 (optimize_inline_calls): Use TODO flags to update frequnecies.
5062 * passes.h: Include predict.h
5063 (init_optimization_passes): Move profile ahead.
5064 (execute_function_todo): Handle TODO_rebuild_frequencies.
5066 2007-02-09 Roger Sayle <roger@eyesopen.com>
5068 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5069 the insbl or inswl pattern into a register.
5071 2007-02-09 Roger Sayle <roger@eyesopen.com>
5073 * config/ia64/ia64.md (bswapdi2): New define_insn.
5075 2007-02-09 Richard Henderson <rth@redhat.com>
5077 * config/i386/constraints.md (Ym): New constraint.
5078 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5079 (movdi_1_rex64): Split sse and xmm general register moves from
5080 memory move alternatives. Use conditional register constraints.
5081 (movsf_1, movdf_integer): Likewise.
5082 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5083 (movdf_integer_rex64): New.
5084 (pushsf_rex64): Fix output constraints.
5085 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5086 (sse2_stored): Likewise.
5087 (sse2_storeq_rex64): New.
5088 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5089 amd and not generic.
5090 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5091 for optimize_size. Remove SF/DFmode hack.
5093 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5095 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5098 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5099 Richard Sandiford <richard@codesourcery.com>
5101 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5102 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5103 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5104 m68k/t-mlib to tmake_file.
5105 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5106 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5107 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5108 Allow it to be cf or m68k. Set m68k_arch_family. If that
5109 variable is not empty, add t-$m68k_arch_family to tmake_file.
5110 Add t-mlibs to tmake_file.
5111 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5112 * config/m68k/t-cf: New file.
5113 * config/m68k/t-m68k: Likewise.
5114 * config/m68k/t-mlibs: Likewise.
5115 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5116 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5117 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5118 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5119 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5121 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5122 (INSTALL_LIBGCC): Delete.
5123 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5124 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5125 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5126 (M68K_MLIB_CPU): Define.
5127 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5128 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5129 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5131 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5132 Richard Guenther <rguenther@suse.de>
5135 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5136 against INT_MIN/INT_MAX.
5137 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5138 file if a loop is removed.
5140 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5142 * calls.c (store_one_arg): Pass correct alignment to
5143 emit_push_insn for non-BLKmode values.
5144 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5145 unaligned stack slot via a suitably aligned slot.
5147 2007-02-08 DJ Delorie <dj@redhat.com>
5149 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5151 (legal_subregs): Use unsigned char, make const.
5152 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5154 2007-02-08 Paul Brook <paul@codesourcery.com>
5156 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5157 special interworking needed.
5159 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5161 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5162 conditional to __SSE2__.
5163 (Entries below should have been added to first ChangeLog
5164 entry for amdfam10 dated 2007-02-05)
5165 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5167 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5169 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5172 2007-02-08 DJ Delorie <dj@redhat.com>
5174 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5175 * config/m32c/m32c.c (legal_subregs): New.
5176 (m32c_illegal_subreg_p): New.
5177 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5178 unsupported subregs of hard regs.
5180 2007-02-08 Jan Hubicka <jh@suse.cz>
5182 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5183 the same one; always update histograms.
5185 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5187 * passes.c (init_optimization_passes): Tidy comment.
5189 2007-02-08 Roger Sayle <roger@eyesopen.com>
5191 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5192 strip zero_extend, bswap and rotates from POCOUNT's argument.
5193 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5194 zero_extend and rotates from PARITY's argument.
5195 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5196 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5197 of an integer constant at compile-time.
5199 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5202 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5204 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5207 * tree-ssa-live.c (remove_unused_locals): Do not remove
5208 TREE_ADDRESSABLE variables.
5209 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5210 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5211 FOR_CLOBBER. Update all users.
5212 If VAR has an associated alias set, add a virtual operand for
5213 it if no alias is found to conflict with the memory reference.
5215 2007-02-07 Jan Hubicka <jh@suse.cz>
5216 Robert Kidd <rkidd@crhc.uiuc.edu>
5218 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5220 2007-02-07 Ian Lance Taylor <iant@google.com>
5222 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5224 2007-02-07 Roger Sayle <roger@eyesopen.com>
5226 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5227 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5228 tablejumpdi, movsi_to_cr_one): Remove constraints from
5229 define_expand's match_operands.
5231 2007-02-07 Roger Sayle <roger@eyesopen.com>
5233 * global.c (compute_regsets): Move declatation of "i" inside of
5234 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5236 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5239 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5240 of INDIRECT_REF <RESULT_DECL>.
5242 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5244 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5245 Kaz Kojima <kkojima@gcc.gnu.org>
5248 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5250 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5252 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5254 * doc/loop.texi: Document possibility not to perform disambiguation
5255 of loops with multiple latches.
5256 * cfgloopmanip.c (alp_enum_p): Removed.
5257 (add_loop): Handle subloops. Use get_loop_body_with_size.
5258 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5259 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5260 the new forwarder block.
5261 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5262 Handle the case latch is NULL.
5263 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5264 when marking loop exits.
5265 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5267 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5268 disambiguate_loops_with_multiple_latches.
5269 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5270 before fix_loop_structure.
5271 * cfgloop.c: Include pointer-set.h and output.h.
5272 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5273 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5274 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5275 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5276 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5277 disambiguate_multiple_latches, get_loop_body_with_size,
5278 disambiguate_loops_with_multiple_latches): New functions.
5279 (flow_loop_dump): Dump multiple latch edges.
5280 (flow_loop_nodes_find): Handle loops with multiple latches.
5281 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5282 (glb_enum_p): Modified.
5283 (get_loop_body): Use get_loop_body_with_size.
5284 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5285 (AVOID_CFG_MODIFICATIONS): New constant.
5286 (disambiguate_loops_with_multiple_latches, add_loop,
5287 get_loop_body_with_size): Declare.
5288 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5290 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5293 * global.c (compute_regsets): New function.
5294 (global_alloc): Refactored ELIMINABLE_REGSET
5295 and NO_GLOBAL_ALLOC_REGS computation out.
5296 (rest_of_handle_global_alloc): Call compute_regsets()
5297 for non-optimizing case.
5299 2007-02-06 Richard Henderson <rth@redhat.com>
5301 * config/i386/constraints.md (Y2): Rename from Y.
5302 (Yi): New constraint.
5303 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5304 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5305 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5306 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5307 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5308 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5309 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5310 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5311 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5312 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5313 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5314 vec_extractv2si_1): Change Y constraints to Y2.
5315 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5316 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5317 Change Y constraints to Y2.
5318 (sse2_loadld): Change Y constraints to x.
5320 2007-02-06 Roger Sayle <roger@eyesopen.com>
5322 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5323 (parity<mode>2): New define_expand using rs6000_emit_parity.
5324 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5325 rs6000_emit_parity): New functions.
5326 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5327 rs6000_emit_parity): Prototype here.
5329 2007-02-06 Ian Lance Taylor <iant@google.com>
5331 * lower-subreg.c (simple_move_operand): Reject CONST.
5332 (resolve_clobber): Call validate_change rather than directly
5333 assigning to XEXP (pat, 0).
5335 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5337 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5338 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5339 (tree-cfg.o): Remove hashtab.h dependency.
5341 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5342 (struct ivopts_data): Change niters to pointer_map_t.
5343 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5344 (niter_for_exit): Create pointer_map on demand. Change for
5346 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5347 (free_loop_data): Destroy data->niters if created and reset field.
5348 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5349 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5351 * tree-ssa-reassoc.c: Include pointer-set.h.
5352 (bb_rank): Change to long *.
5353 (operand_rank): Change to pointer_map_t.
5354 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5355 (insert_operand_rank): Accept long.
5356 (operand_entry_hash, operand_entry_eq): Remove.
5357 (get_rank): Return long. Adjust for changes above.
5358 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5360 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5362 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5363 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5364 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5366 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5367 directly since it cannot be NULL.
5368 (get_vi_for_tree): Rewrite for pointer_map API.
5369 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5370 (init_alias_vars): Create vi_for_tree as pointer_map.
5371 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5373 * tree-cfg.c: Don't include hashtab.h.
5374 (edge_to_cases): Declare as pointer_map.
5375 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5377 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5378 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5379 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5381 (record_switch_edge): Delete.
5382 (get_cases_for_edge): Adjust for pointer_map API, inline
5383 record_switch_edge (rewritten for new API), remove goto.
5385 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5387 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5388 * tree-nested.c: Include pointer-set.h.
5389 (var_map_elt, var_map_eq, var_map_hash): Delete.
5390 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5392 (nesting_info_bitmap_obstack): New.
5393 (lookup_field_for_decl): Adjust for pointer_map API.
5394 (lookup_tramp_for_decl): Adjust for pointer_map API.
5395 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5396 (get_local_debug_decl): Adjust for pointer_map API.
5397 (convert_nl_goto_reference): Adjust for pointer_map API.
5398 (convert_nl_goto_receiver): Adjust for pointer_map API.
5399 (create_nesting_tree): Create outside GGC space. Create bitmap on
5400 the new obstack. Create field_map and var_map as pointer_maps.
5401 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5403 (lower_nested_functions): Move root here, no need to NULL it.
5404 Initialize and release the obstack.
5406 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5408 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5409 Remove prototypes and make them non-static.
5410 (struct tree_int_map): Remove.
5411 * tree.h (struct tree_int_map): Move here, turning TO into an
5413 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5415 * tree.h (TREE_COMPLEXITY): Remove.
5416 (struct tree_exp): Remove complexity field.
5417 * tree.c (build1_stat): Don't set it.
5419 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5420 Victor Kaplansky <victork@il.ibm.com>
5422 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5423 (vect_is_simple_reduction): Support reduction with induction as
5424 one of the operands.
5425 (vect_is_simple_iv_evolution): Fix formatting.
5426 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5427 formatting. Don't mark induction phis for vectorization.
5428 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5429 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5430 (vect_get_vec_def_for_operand): Support induction.
5431 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5433 (vectorizable_reduction): Support reduction with induction as one of
5435 (vectorizable_type_demotion): Use def-type of stmt argument rather
5436 than dummy def-type.
5438 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5439 flag_tree_scev_cprop.
5440 * common.opt (tree-scev-cprop): New flag.
5442 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5443 call to vect_get_new_vect_var.
5445 2007-02-06 Ira Rosen <irar@il.ibm.com>
5447 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5448 vectype is not NULL.
5449 (vect_pattern_recog_1): Likewise.
5451 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5454 (fold_negate_expr): Likewise.
5456 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5459 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5460 even if cv-qualification is the same.
5462 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5464 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5465 __enable_execute_stack on completion.
5467 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5469 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5470 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5471 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5472 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5473 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5474 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5475 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5476 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5478 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5480 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5481 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5482 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5483 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5484 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5485 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5486 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5487 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5488 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5489 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5490 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5491 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5492 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5493 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5494 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5495 sqrtextenddfxf2_i387): Added amdfam10_decode.
5497 * config/i386/athlon.md (athlon_idirect_amdfam10,
5498 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5499 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5500 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5501 athlon_ivector_store_amdfam10): New define_insn_reservation.
5502 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5505 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5507 * config/i386/athlon.md (athlon_call_amdfam10,
5508 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5509 define_insn_reservation.
5510 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5511 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5512 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5514 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5516 * config/i386/athlon.md (athlon_sseld_amdfam10,
5517 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5518 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5522 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5523 define_insn_reservation.
5524 * config/i386/i386.md (sseins): Added sseins to define_attr type
5525 and define_attr unit.
5526 * config/i386/sse.md: Set type attribute to sseins for insertq
5529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5531 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5532 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5533 ssecomi_load_amdfam10, ssecomi_amdfam10,
5534 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5535 define_insn_reservation.
5536 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5540 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5541 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5542 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5543 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5544 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5545 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5546 define_insn_reservation.
5548 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5549 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5550 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5551 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5552 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5554 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5556 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5557 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5558 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5559 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5560 athlon_ssemul_load_k8): Added amdfam10.
5562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5564 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5565 (x86_sse_unaligned_move_optimal): New variable.
5567 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5569 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5570 for unaligned vector SSE double/single precision loads for AMDFAM10.
5572 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5574 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5575 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5576 Define TARGET_CPU_DEFAULT_amdfam10.
5577 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5578 (processor_type): Add PROCESSOR_AMDFAM10.
5580 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5581 processor_type in config/i386/i386.h.
5582 Enable imul peepholes for TARGET_AMDFAM10.
5584 * config.gcc: Add support for --with-cpu option for amdfam10.
5586 * config/i386/i386.c (amdfam10_cost): New variable.
5587 (m_AMDFAM10): New macro.
5588 (m_ATHLON_K8_AMDFAM10): New macro.
5589 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5590 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5591 x86_promote_QImode, x86_integer_DFmode_moves,
5592 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5593 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5594 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5595 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5596 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5597 Enable/disable for amdfam10.
5598 (override_options): Add amdfam10_cost to processor_target_table.
5599 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5600 processor_alias_table.
5601 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5602 (ix86_adjust_cost): Add code for amdfam10.
5604 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5606 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5607 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5608 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5609 * config/i386/i386.h: Add builtin definition for SSE4A.
5610 * config/i386/i386.md: Add support for ABM instructions
5612 * config/i386/sse.md: Add support for SSE4A instructions
5613 (movntss, movntsd, extrq, insertq).
5614 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5615 Add -march=amdfam10 flag.
5616 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5617 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5619 * doc/extend.texi: Add documentation for SSE4A builtins.
5621 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5623 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5625 2007-02-05 Richard Guenther <rguenther@suse.de>
5627 * tree-vectorizer.h (vectorizable_function): Add argument type
5628 argument, change return type.
5629 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5630 * tree-vect-transform.c (vectorizable_function): Handle extra
5631 argument, return vectorized function decl.
5632 (build_vectorized_function_call): Remove.
5633 (vectorizable_call): Handle calls with result and argument types
5634 differing. Handle loop vectorization factor correctly.
5635 * targhooks.c (default_builtin_vectorized_function): Adjust for
5637 * targhooks.h (default_builtin_vectorized_function): Likewise.
5638 * target.h (builtin_vectorized_function): Add argument type
5640 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5641 extra argument, allow vectorizing of lrintf.
5642 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5643 documentation of target hook.
5645 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5648 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5649 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5650 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5652 2007-02-05 Roger Sayle <roger@eyesopen.com>
5654 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5655 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5656 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5657 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5658 before canonicalizing sincos to cexpi.
5659 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5661 2007-02-05 Roger Sayle <roger@eyesopen.com>
5663 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5664 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5665 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5667 2007-02-05 Roger Sayle <roger@eyesopen.com>
5669 * mips-tfile.c (initialize_init_file): Correct endianness test.
5671 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5673 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5676 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5678 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5679 saves in a PARALLEL before the register assignments.
5681 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5683 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5684 DWARF_FRAME_RETURN_COLUMN to be a general register.
5685 * dwarf2out.c (init_return_column_size): New function, split from...
5686 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5687 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5688 to be nongeneral registers.
5689 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5691 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5692 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5694 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5696 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5698 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5700 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5701 (remove_path): Use can_remove_branch_p and remove_branch instead
5702 of loop_delete_branch_edge.
5703 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5704 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5705 Update profile using scale_dominated_blocks_in_loop.
5706 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5707 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5708 (can_remove_branch_p, remove_branch): Declare.
5709 * tree-cfg.c (tree_can_remove_branch_p): New function.
5710 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5711 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5712 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5714 2007-02-05 Jan Hubicka <jh@suse.cz>
5717 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5718 nodes in cgraph, don't remove offline copy of the function.
5720 2007-02-04 Jan Hubicka <jh@suse.cz>
5722 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5723 vectors might cause maybe_lookup_element_for_expr to be called
5724 on non-sra-candidate.
5726 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5728 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5729 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5730 spelling conventions.
5732 2007-02-04 Richard Guenther <rguenther@suse.de>
5735 * fold-const.c (try_move_mult_to_index): Make sure to not
5736 overflow one dimension of a multi-dimensional array access.
5738 2007-02-04 Jan Hubicka <jh@suse.cz>
5740 * passes.c (init_optimization_passes): Reindent.
5742 2007-02-04 Jan Hubicka <jh@suse.cz>
5743 Eric Botcazou <ebotcazou@adacore.com>
5745 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5746 (execute_fixup_cfg): Break out the abnormal goto code.
5747 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5748 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5749 (optimize_inline_calls): Call make_nonlocal_label_edges.
5751 2007-02-04 Jan Hubicka <jh@suse.cz>
5753 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5754 true when something was changed.
5755 (rename_ssa_copies): When something was changed, do
5756 TODO_remove_unused_locals.
5757 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5758 add TODO_remove_unused_locals when instruction was removed.
5760 2007-02-04 Jan Hubicka <jh@suse.cz>
5762 * ipa-inline.c (try_inline): Improve debug output; work on already
5764 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5765 call try_inline for already inlined edges too when flattening;
5766 inline also functions that make callee growth but overall unit size
5769 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5771 * config/m32c/bitops.md, config/m32c/jump.md,
5772 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5773 config/m32r/m32r.h, config/m32r/m32r.md,
5774 config/m32r/predicates.md, config/m68hc11/larith.asm,
5775 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5776 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5777 config/mips/mips-protos.h, config/mips/mips.c,
5778 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5779 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5780 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5781 spelling conventions.
5783 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5784 Follow spelling conventions.
5786 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5788 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5789 warn about C++0x compatibility.
5791 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5793 * config/h8300/h8300.c, config/h8300/h8300.h,
5794 config/h8300/h8300.md: Follow spelling conventions.
5796 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5799 * combine.c (try_combine): Do not substitute source operand
5800 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5802 2007-02-03 Jan Hubicka <jh@suse.cz>
5804 PR gcov-profile/30650
5805 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5806 do not divide by zero for never executed counters.
5807 (tree_find_values_to_profile): Fix counters.
5808 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5810 2007-02-03 Ian Lance Taylor <iant@google.com>
5812 * lower-subreg.c (simple_move_operand): New static function,
5813 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5815 (simple_move): Call simple_move_operand.
5816 (find_decomposable_subregs): Add special handling of MEMs.
5817 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5818 meaning of return value. If we see a hard register, test whether
5819 it can store a word_mode value. Change all callers.
5821 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5823 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5824 ftrapv insns and expanders.
5825 (subdi3): Change define_expand operand 1 to arith11_operand, and
5826 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5827 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5828 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5832 * varasm.c (notice_global_symbol): Treat global objects as weak when
5835 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * emit-rtl.c (dconstpi): Delete.
5839 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5840 * real.h (dconstpi): Delete.
5842 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5843 (fold_builtin_hypot): Likewise.
5845 2007-02-03 Tom Tromey <tromey@redhat.com>
5848 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5849 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5851 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5853 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5854 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5855 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5856 config/rs6000/cell.md, config/rs6000/darwin.h,
5857 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5858 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5859 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5860 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5861 typos. Follow spelling conventions.
5862 * doc/invoke.texi: Follow spelling conventions.
5864 2007-02-03 Roger Sayle <roger@eyesopen.com>
5866 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5867 canonicalization transformations that attempt to simplify integer
5868 constant comparisons to become comparisons against zero.
5870 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5874 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5875 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5877 2007-02-02 Mike Stump <mrs@apple.com>
5879 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5880 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5881 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5882 generate a branch island.
5884 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5886 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5887 (xtensa_legitimate_address_p): New.
5888 (xtensa_legitimize_address): New.
5889 (xtensa_output_addr_const_extra): New.
5890 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5892 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5893 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5894 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5895 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5896 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5897 (xtensa_legitimize_address): New.
5898 (xtensa_output_addr_const_extra): New.
5900 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5902 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5904 2007-02-02 Ian Lance Taylor <iant@google.com>
5906 * expmed.c (expand_divmod): Add comment.
5908 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5910 * emit-rtl.c (renumber_insns): Remove.
5911 * flags.h: Remove the extern for flag_renumber_insns.
5912 * rtl.h: Remove the prototype for renumber_insns.
5913 * toplev.c (flag_renumber_insns): Remove.
5915 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5917 Revert for x86 darwin:
5918 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5920 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5921 code before the following patch under TARGET_MACHO.
5922 (ix86_function_value_regno_p): Likewise.
5924 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5926 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5929 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5932 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5933 general or fp registers. Add comments.
5934 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5936 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5938 * pointer-set.c (insert_aux): Only return insertion slot.
5939 (pointer_set_insert): Adjust.
5940 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5941 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5942 pointer_map_traverse): New.
5943 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5944 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5945 pointer_map_contains, pointer_map_traverse): Declare.
5947 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5950 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5951 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5953 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5955 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5957 (struct _dep): New type.
5958 (dep_t): New typedef.
5959 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5960 (DEP_STATUS): New access macro. The macro with the same name was
5961 renamed to DEP_LINK_STATUS.
5962 (dep_init): Declare function
5964 (struct _dep_link): New type.
5965 (dep_link_t): New typedef.
5966 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5967 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5968 (DEP_LINK_STATUS): New macro.
5969 (debug_dep_links): New debug function.
5971 (struct _deps_list): New type.
5972 (deps_list_t): New typedef.
5973 (DEPS_LIST_FIRST): New access macro.
5974 (FOR_EACH_DEP_LINK): New cycle macro.
5975 (create_deps_list, free_deps_list, delete_deps_list): Declare
5977 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5978 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5979 (copy_deps_list_change_con): Ditto.
5981 (move_dep_link): Declare function.
5983 (struct _dep_node): New type.
5984 (dep_node_t): New typedef.
5985 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5987 (struct haifa_insn_data.back_deps): New field to hold backward
5988 dependencies of the insn.
5989 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5991 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5992 Change its type to deps_list_t.
5993 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5994 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5995 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5997 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5999 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6001 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6003 (dep_cost): Declare.
6005 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6006 (ds_to_dk, dk_to_ds): New functions.
6008 (init_dep_1): New static function.
6009 (init_dep): New function.
6010 (copy_dep): New static function.
6012 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6014 (detach_dep_link): New static function.
6015 (move_dep_link): New function.
6017 (dep_links_consistent_p, dump_dep_links): New static functions.
6018 (debug_dep_links): New debugging function.
6020 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6022 (alloc_deps_list, init_deps_list): New static functions.
6023 (create_deps_list): New function.
6024 (clear_deps_list): New static function.
6025 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6026 (deps_list_consistent_p, dump_deps_list): New static functions.
6027 (debug_deps_list): New function.
6028 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6030 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6032 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6033 use new scheduler dependencies lists.
6034 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6035 (sched_analyze): Ditto. Initialize dependencies lists.
6036 (add_forw_dep, compute_forward_dependences): Update to use new
6037 scheduler dependencies lists.
6039 (init_dependency_caches): Init deps_obstack.
6040 (free_dependency_caches): Free deps_obstack.
6042 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6043 new scheduler dependencies lists.
6044 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6045 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6047 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6048 Update to use new scheduler dependencies lists.
6049 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6050 (debug_dependencies): Ditto.
6051 (schedule_region): Update comments.
6053 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6054 scheduler dependencies lists.
6055 (schedule_ebb): Update comments.
6057 * rtl.def (DEPS_LIST): Remove.
6059 * lists.c (unused_deps_list): Remove.
6060 (free_list): Update assertions.
6062 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6063 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6065 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6066 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6068 * haifa-sched.c (comments): Update.
6069 (insn_cost1): Remove. Inline the code into insn_cost ().
6070 (insn_cost): Update to use new scheduler dependencies lists. Move
6071 processing of the dependency cost to dep_cost ().
6072 (dep_cost): New function. Use it instead of insn_cost () when
6073 evaluating cost of the dependency. Use compatible interface to
6074 interact with the target.
6075 (priority): Update to use new scheduler dependencies lists.
6076 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6077 with greater number of insns that depend on the insn.
6078 (schedule_insn): Update to use new scheduler dependencies lists. Add
6079 code to free backward dependencies lists. Inline and optimize code
6080 from resolve_dep () - see PR28071.
6081 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6082 lists. Update call to targetm.sched.is_costly_dependence hook.
6084 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6085 scheduler dependencies lists.
6087 (resolve_dep): Remove. Move the logic to schedule_insn ().
6088 (init_h_i_d): Initialize dependencies lists.
6090 (process_insn_depend_be_in_spec): Rename to
6091 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6093 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6094 Update to use new scheduler dependencies lists.
6095 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6097 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6098 new scheduler dependencies lists.
6099 (build_intra_loop_deps): Ditto.
6101 * target.h (struct _dep): Declare to use in
6102 gcc_target.sched.is_costly_dependence.
6103 (struct gcc_target.sched.adjust_cost): Fix typo.
6104 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6105 single dep_t parameter instead of an equivalent triad.
6106 (struct gcc_target.sched.adjust_cost_2): Remove.
6108 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6110 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6112 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6114 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6116 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6117 (REG_DEP_TRUE): Document.
6119 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6120 Change signature to correspond to the targetm.sched.adjust_cost hook.
6121 Update use in TARGET_SCHED_ADJUST_COST_2.
6122 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6123 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6124 new scheduler dependencies lists.
6125 (ia64_gen_check): Ditto.
6127 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6130 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6131 signature to correspond to the targetm.sched.is_costly_dependence hook.
6132 (is_costly_group): Update to use new scheduler dependencies lists.
6134 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6135 instead of INSN_COST () macro.
6137 2007-02-01 Ian Lance Taylor <iant@google.com>
6139 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6141 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6143 * pa.md (tp_load): Correct mfctl instruction syntax.
6145 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6147 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6148 altivec_padding_size calculation on AIX. Improve comment, add
6149 assert to verify that it's right.
6151 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6154 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6157 * global.c (global_alloc): Add mising initialization of
6160 2007-02-01 Roger Sayle <roger@eyesopen.com>
6162 * alias.c (init_alias_analysis): Correct whitespace.
6163 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6164 partition_hot_cold_basic_blocks): Likewise.
6165 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6166 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6167 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6168 fold_builtin_snprintf_chk, fold_builtin_printf,
6169 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6170 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6171 * cfgcleanup.c (cleanup_cfg): Likewise.
6172 * cfgexpand.c (tree_expand_cfg): Likewise.
6173 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6174 * function.c (get_next_funcdef_no): Likewise.
6175 * gengtype.c (main): Likewise.
6176 * genmodes.c (main): Likewise.
6177 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6178 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6179 * ifcvt.c (noce_emit_move_insn): Likewise.
6180 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6182 * stor-layout.c (get_best_mode): Likewise.
6183 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6184 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6185 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6186 perform_var_substitution, solve_graph): Likewise.
6187 * tree-vrp.c (vrp_finalize): Likewise.
6189 2007-02-01 Ian Lance Taylor <iant@google.com>
6191 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6192 high part of a paradoxical subreg, return a constant zero.
6194 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6196 * toplev.c (lang_dependent_init): Call init_set_costs.
6197 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6199 2007-02-01 Richard Guenther <rguenther@suse.de>
6202 * fold-const.c (fold_negate_expr): Allow negating a
6203 constant if overflow does not change.
6205 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6207 * doc/c-tree.texi (Expression trees): Improve markup.
6208 * doc/tm.texi (Register Classes, Addressing Modes)
6209 (Floating Point): Fix spacing after abbreviations. Fix some
6212 2007-02-01 Ben Elliston <bje@au.ibm.com>
6214 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6215 * doc/contrib.texi: Likewise.
6216 * doc/install.texi: Likewise.
6218 2007-01-31 Richard Henderson <rth@redhat.com>
6219 Ian Lance Taylor <iant@google.com>
6221 * lower-subreg.c: New file.
6222 * rtl.def (CONCATN): Define.
6223 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6225 * emit-rtl.c (update_reg_offset): New static function, broken out
6226 of gen_rtx_REG_offset.
6227 (gen_rtx_REG_offset): Call update_reg_offset.
6228 (gen_reg_rtx_offset): New function.
6229 * regclass.c: Revert patch of 2006-03-05, restoring
6231 (clear_reg_info_regno): New function.
6232 * dwarf2out.c (concatn_loc_descriptor): New static function.
6233 (loc_descriptor): Handle CONCATN.
6234 * common.opt (fsplit_wide_types): New option.
6235 * opts.c (decode_options): Set flag_split_wide_types when
6237 * timevar.def (TV_LOWER_SUBREG): Define.
6238 * rtl.h (gen_reg_rtx_offset): Declare.
6239 (reg_scan_update): Declare.
6240 * regs.h (clear_reg_info_regno): Declare.
6241 * tree-pass.h (pass_lower_subreg): Declare.
6242 (pass_lower_subreg2): Declare.
6243 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6244 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6246 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6247 * Makefile.in (OBJS-common): Add lower-subreg.o.
6248 (lower-subreg.o): New target.
6250 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6252 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6254 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6257 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6259 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6262 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6264 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6266 * cfgloop.h: Include vec-prim.h.
6267 (enum li_flags): Remove LI_ONLY_OLD.
6268 (loop_iterator): Changed.
6269 (fel_next, fel_init): Iterate over loop tree.
6270 (FOR_EACH_LOOP_BREAK): New macro.
6271 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6273 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6274 * modulo-sched.c (sms_schedule): Ditto.
6275 * tree-vectorizer.c (vectorize_loops): Ditto.
6276 * doc/loop.texi: Update information on loop numbering and behavior of
6277 FOR_EACH_LOOP wrto new loops.
6278 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6279 add_to_evolution_1): Test nestedness of loops instead of comparing
6281 * tree-chrec.c (chrec_fold_plus_poly_poly,
6282 chrec_fold_multiply_poly_poly, chrec_evaluate,
6283 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6284 reset_evolution_in_loop): Ditto.
6285 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6287 2007-01-31 Dirk Mueller <dmueller@suse.de>
6289 * c-common.c (warn_about_parentheses): Separate warning about
6290 un-parenthized sequence of comparison operators from the one
6291 which is supposed to warn about x <= y <= z.
6293 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6295 * optabs.h (enum optab_index): Add new OTI_isinf.
6296 (isinf_optab): Define corresponding macro.
6297 * optabs.c (init_optabs): Initialize isinf_optab.
6298 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6300 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6301 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6303 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6304 expand_builtin_interclass_mathfn.
6305 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6306 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6307 (fxam<mode>2_i387): New insn pattern.
6308 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6309 built-in functions as x87 inline asm.
6311 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6313 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6315 2007-01-30 Eric Christopher <echristo@apple.com>
6317 * config.gcc: Add geode.
6319 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6321 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6322 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6323 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6324 value-prof.c: Fix comment typos.
6326 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6329 * doc/invoke.texi (Wpointer-arith): Document warning.
6331 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6333 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6334 the list of discrepancies from the draft TR.
6336 2007-01-30 Dirk Mueller <dmueller@suse.de>
6339 * doc/invoke.texi (-Wreturn-type): Update description to
6342 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6344 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6346 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6348 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6349 to handle optabs that operate on floating point input argument and
6350 output to integer output.
6351 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6352 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6353 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6354 expand_builtin_interclass_mathfn ().
6355 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6357 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6358 ilogbl built-in functions as x87 intrinsics.
6360 2007-01-30 Richard Guenther <rguenther@suse.de>
6363 * dwarf2out.c (reference_to_unused): Query varpool if the
6364 variable was output.
6366 2007-01-30 Richard Guenther <rguenther@suse.de>
6369 * passes.c (execute_one_pass): Reset in_gimple_form to not
6370 confuse non-unit-at-a-time mode.
6372 2007-01-29 Roger Sayle <roger@eyesopen.com>
6373 Richard Guenther <rguenther@suse.de>
6375 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6376 avoid undefined behaviour on overflow. Use force_fit_type_double
6377 to construct the constant with the specified TREE_OVERFLOW.
6379 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6381 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6382 * config/dfp-bit.h: Ditto.
6384 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6386 * c-decl.c (pop_scope): Replace warnings with call to
6387 warn_for_unused_label.
6388 * c-common.h (warn_for_unused_label): Declare.
6389 * c-common.c (warn_for_unused_label): Define.
6391 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6393 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6396 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6398 * Makefile.in (USER_H): Remove decfloat.h.
6399 * ginclude/decfloat.h: Delete, moving contents to ...
6400 * ginclude/float.h: Add support for decimal floating point,
6401 guarded by __STDC_WANT_DEC_FP__.
6403 2007-01-29 Mike Stump <mrs@apple.com>
6405 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6406 Analysis and Representation to resolve case insensitive conflict.
6407 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6409 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6411 * tree.h (struct tree_memory_tag): Add aliases member.
6412 (MTAG_ALIASES): New macro.
6413 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6414 (add_may_alias): Remove pointer-set. Update for may_aliases being
6416 (mark_aliases_call_clobbered): Update for may_aliases being a
6418 (compute_tag_properties): Ditto.
6419 (create_partition_for): Ditto.
6420 (compute_memory_partitions): Ditto.
6421 (dump_may_aliases_for): Ditto.
6422 (is_aliased_with): Ditto.
6423 (add_may_alias_for_new_tag): Ditto.
6424 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6425 (compute_is_aliased): New function.
6426 (compute_may_aliases): Call compute_is_aliased).
6427 (init_alias_info): Initialize alias_bitmap_obstack.
6428 (union_alias_set_into): New function.
6429 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6430 (have_common_aliases_p): Rewrite to take two bitmaps and use
6432 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6434 (finalize_ref_all_pointers): Update for add_may_alias changes.
6435 (new_type_alias): Ditto.
6436 * tree-flow-inline.h (may_aliases): Return a bitmap.
6437 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6438 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6439 may_aliases being a bitmap.
6440 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6441 may_aliases now returns a bitmap.
6442 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6444 * tree-ssa-operands.c (add_virtual_operand): Update for
6445 may_aliases being a bitmap.
6447 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6449 PR tree-optimization/30630
6450 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6451 variable as changed.
6453 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6456 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6457 expanded only once even if an error occurs.
6459 2007-01-29 Ben Elliston <bje@au.ibm.com>
6461 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6462 (__gcov_average_profiler): Likewise.
6463 (__gcov_ior_profiler): Likewise.
6464 (__gcov_merge_ior): Likewise.
6466 2007-01-28 Jan Hubicka <jh@suse.cz>
6468 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6469 * value-prof.c (stringop_block_profile): Likewise.
6471 2007-01-28 Jan Hubicka <jh@suse.cz>
6473 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6474 variant handling histograms; add wrapper.
6475 (clear_storage_via_libcall): Export.
6476 (emit_block_move_hints): Break out from ...; add histograms.
6477 (emit_block_move): ... this one.
6478 (clear_storage_hints): Break out from ...; add histograms.
6479 (clear_storage): ... this one.
6480 (set_storage_via_memset): Handle histogram.
6481 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6482 (clear_storage_hints, clear_storage_via_libcall): Declare.
6483 (set_storage_via_setmem): Update prototype.
6484 * doc/md.texi (movmem, setmem): Document new arguments.
6486 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6488 (stringop_block_profile): New global function.
6489 (tree_stringops_values_to_profile): Profile block size and alignment.
6490 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6492 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6493 (stringop_block_profile): Declare.
6494 * builtins.c: Include value-prof.h.
6495 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6496 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6497 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6498 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6499 * profile.c (instrument_values): Add new counters.
6500 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6502 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6503 (tree_init_edge_profiler): Build new profilers.
6504 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6505 (pass_tree_profile): Add dump.
6506 (tree_profile_hooks): Update.
6507 * Makefile.in (LIBGCOV): Add new constants.
6508 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6509 __gcov_ior_profiler): New.
6510 * i386.md (movmem/setmem expanders): Add new optional arguments.
6512 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6514 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6516 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6518 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6519 (tree_unswitch_single_loop): Pass eni_size_weights to
6520 tree_num_loop_insns.
6521 * tree-ssa-loop-manip.c: Include tree-inline.h.
6522 (can_unroll_loop_p): Pass eni_size_weights to
6523 tree_num_loop_insns.
6524 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6525 Pass eni_size_weights to estimate_num_insns.
6526 * tree.h (init_inline_once): Export.
6527 * toplev.c (backend_init): Call init_inline_once.
6528 * cgraphunit.c (cgraph_process_new_functions,
6529 cgraph_analyze_function): Pass eni_inlining_weights to
6531 * ipa-inline.c (compute_inline_parameters): Ditto.
6532 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6533 to estimate_num_insns.
6534 (try_unroll_loop_completely): Pass eni_size_weights to
6535 tree_num_loop_insns.
6536 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6537 ot estimate_num_insns.
6538 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6539 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6540 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6541 eni_time_weights): New variables.
6542 (init_inline_once): Initialize them.
6543 (struct eni_data): Mew.
6544 (estimate_num_insns_1, estimate_num_insns): Use weights.
6545 * tree-inline.h (struct eni_weights_d): New.
6546 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6547 (estimate_num_insns): Declaration changed.
6548 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6549 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6550 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6552 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6554 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6555 relations in the conflict function is valid.
6557 2007-01-27 Ian Lance Taylor <iant@google.com>
6559 * common.opt: Add fstrict-overflow.
6560 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6561 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6562 (TYPE_OVERFLOW_UNDEFINED): Define.
6563 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6565 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6566 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6567 (fold_negate_expr): Likewise.
6568 (make_range): Likewise.
6569 (extract_muldiv_1): Likewise.
6570 (maybe_canonicalize_comparison): Likewise.
6571 (fold_comparison): Likewise.
6572 (fold_binary): Likewise.
6573 (tree_expr_nonnegative_p): Likewise.
6574 (tree_expr_nonzero_p): Likewise.
6575 * tree-vrp.c (compare_values): Likewise.
6576 (extract_range_from_binary_expr): Likewise.
6577 (extract_range_from_unary_expr): Likewise.
6578 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6580 (nowrap_type_p): Likewise.
6581 * tree-scalar-evolution.c (simple_iv): Likewise.
6582 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6583 (build_range_check): Likewise.
6584 (extract_muldiv_1): Likewise.
6585 (fold_comparison): Likewise.
6586 * tree-vrp.c (vrp_int_const_binop): Likewise.
6587 (extract_range_from_unary_expr): Likewise.
6588 * convert.c (convert_to_integer): Likewise.
6589 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6590 (fold_comparison): Likewise.
6591 (fold_binary): Likewise.
6592 * optabs.c (optab_for_tree_code): Likewise.
6593 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6594 * simplify-rtx.c (simplify_const_relational_operation): Check
6595 flag_strict_overflow and flag_trapv.
6596 (simplify_const_relational_operation): Likewise.
6597 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6598 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6601 2007-01-27 Roger Sayle <roger@eyesopen.com>
6603 * tree.c (tree_fold_gcd): Delete.
6604 * tree.h (tree_fold_gcd): Remove prototype.
6605 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6606 test whether one constant integer is a multiple of another. Instead
6607 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6608 * fold-const.c (multiple_of_p): We've determined both TOP and
6609 BOTTOM are integer constants so we can call int_const_binop directly
6610 instead of the more generic const_binop.
6612 2007-01-27 Roger Sayle <roger@eyesopen.com>
6614 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6615 1*X check that the constant hasn't overflowed, to preserve the
6617 (round_up): Provide an efficient implementation when rouding-up an
6618 INTEGER_CST to a power-of-two.
6620 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6622 * doc/sourcebuild.texi: Add comma for clarity.
6623 * doc/extend.texi: Fix some typos.
6624 * doc/passes.texi: Likewise.
6625 * doc/cppinternals.texi: Likewise.
6626 * doc/c-tree.texi: Likewise.
6627 * doc/tree-ssa.texi: Likewise.
6628 * doc/install.texi: Likewise.
6630 2007-01-27 Jan Hubicka <jh@suse.cz>
6632 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6633 (pass_sra): Do not require alias information.
6634 * passes.c (init_optimization_passes): Add SRA
6636 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6638 * tracer.c (rest_of_handle_tracer): We already cleaned
6639 up the CFG in tracer() so don't do it here again.
6640 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6641 cleanup_cfg here, either. And don't call renumber_insns.
6643 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6644 and BB_HEAD are in the insn stream here. Instead make sure
6645 that BB_INSN is valid on all insns. Also, do check here that
6646 there are no pending branch predictions...
6647 (rtl_verify_flow_info): ...instead of doing it here. Checks
6648 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6651 2007-01-26 Roger Sayle <roger@eyesopen.com>
6653 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6654 function to simplify/factorize operand order canonicalization.
6655 (ix86_fixup_binary_operands): Reorganize using the above function.
6656 (ix86_binary_operator_ok): Likewise.
6658 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6660 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6661 file scope from optimize_attrs.
6662 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6664 (optimize_attrs): Clear insn_code_values after freeing it.
6666 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6668 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6669 a parts.base assignment.
6671 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6673 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6674 (compute_subscript_distance, initialize_data_dependence_relation,
6675 finalize_ddr_dependent, analyze_ziv_subscript,
6676 analyze_siv_subscript_cst_affine,
6677 compute_overlap_steps_for_affine_univar,
6678 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6679 analyze_siv_subscript, analyze_miv_subscript,
6680 analyze_overlapping_iterations, subscript_dependence_tester_1,
6681 compute_self_dependence, free_dependence_relation): Work
6682 with affine_fn instead of chrecs.
6683 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6684 common_affine_function, affine_function_base,
6685 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6686 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6687 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6688 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6689 (all_chrecs_equal_p): Removed.
6690 * tree-data-ref.h (affine_fn, conflict_function): New types.
6691 (struct subscript): Change type of conflicting_iterations_in_a
6692 and conflicting_iterations_in_b.
6694 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6697 * config/pa/pa.h (TARGET_HPUX_11): New.
6698 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6699 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6701 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6702 Richard Guenther <rguenther@suse.de>
6704 * tree-ssa-structalias.c (solve_graph): Handle case
6705 we merged the variable to another.
6707 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6709 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6712 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6713 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6715 2007-01-25 DJ Delorie <dj@redhat.com>
6717 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6718 allow changes to modes which don't fit in those registers.
6720 * reload1.c (choose_reload_regs): Check for invalid subregs before
6721 computing their locations, not after.
6723 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6726 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6727 save Altivec registers in an eh_return function.
6728 (compute_vrsave_mask): Likewise.
6729 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6730 for saving Altivec registers.
6731 (rs6000_emit_prologue): Don't allocate stack twice in
6732 eh_return function. Correct expected value of altivec_save_offset
6733 when using save_world. Describe save of R0 to stack when using
6734 save_world. Describe stack pointer adjustment when using
6735 save_world. Remove duplicated eh_return parameter register saving.
6736 Update sp_offset variable after save_world.
6737 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6739 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6740 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6743 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6745 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6747 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6750 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6751 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6753 2007-01-25 Richard Guenther <rguenther@suse.de>
6755 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6756 * common.opt (-Wcoverage-mismatch): New warning option.
6757 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6758 if -Wcoverage-mismatch is given.
6760 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6762 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6763 (ipcp_driver): Change to static definition.
6764 Add dumping of the ifunctions.
6765 (constant_val_insert): Remove unused parameter. Support for SSA.
6766 (ipcp_propagate_const): Support for SSA.
6767 (ipcp_profile_bb_print): Print only analyzed nodes.
6768 (ipcp_replace_map_create): Remove support for Fortran constant
6770 * ipa-prop.c (ipa_method_modify_stmt,
6771 ipa_callsite_compute_param): Support for SSA.
6772 * ipa-prop.h (ipcp_driver): Remove declaration.
6773 (IS_VALID_TREE_MAP_INDEX): Add define.
6775 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6777 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6779 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6782 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6783 constant argument to cabs and do it without checking for
6784 -funsafe-math-optimizations.
6786 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6788 * c-common.h (RID_FIRST_CXX0X): New.
6789 (RID_LAST_CXX0X): New.
6790 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6792 * c.opt (Wc++0x-compat): New.
6793 * doc/invoke.texi (-Wc++0x-compat): Document.
6795 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6797 * builtins.c (fold_builtin_carg): New.
6798 (fold_builtin_1): Use it.
6800 2007-01-24 Jan Hubicka <jh@suse.cz>
6802 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6804 * ipa-inline.c (initial_insns, max_insns): Delete.
6805 (compute_max_insns): New function.
6806 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6807 of insns as base for code growth.
6808 (cgraph_decide_inlining): Make initial_insns local; do not compute
6810 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6811 * doc/invoke.texi (inline-unit-growth): Update docs.
6813 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6815 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6816 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6817 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6818 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6819 for CPUs that have PTA_CX16 set.
6822 * gimplify.c (omp_check_private): New function.
6823 (gimplify_scan_omp_clauses): Use it for
6824 firstprivate/lastprivate/reduction.
6827 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6828 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6831 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6832 If lower_lastprivate_clauses emits some statements, append them
6833 to dlist rather than body_p and to body_p append an initializer.
6834 (lower_omp_for): Adjust caller.
6836 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6838 * target.h (globalize_decl_name): New.
6839 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6840 * output.h (default_globalize_decl_name): New.
6841 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6843 (globalize_decl): Ditto.
6844 (default_globalize_decl_name): New.
6845 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6846 (ia64_handle_version_id_attribute): New.
6847 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6848 (ia64_asm_output_external): Use globalize_decl_name instead
6850 * doc/extend.texi (version_id): New pragma.
6851 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6853 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6855 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6856 _uleb128_t and _Unwind_SWord with _sleb128_t.
6857 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6858 uw_frame_state_for, uw_update_context_1): Likewise.
6859 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6860 * unwind-pe.h (read_uleb128, read_sleb128,
6861 read_encoded_value_with_base): Likewise.
6862 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6864 2007-01-24 Richard Guenther <rguenther@suse.de>
6866 * builtins.c (expand_builtin_cexpi): Get the fndecl
6867 for cexp in the correct way.
6869 2007-01-24 Jan Hubicka <jh@suse.cz>
6871 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6873 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6875 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6876 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6877 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6878 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6879 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6880 __SIZEOF_PTRDIFF_T__.
6881 * doc/cpp.texi: Documentation for the new builtin macros added.
6883 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6886 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6887 instead of operands[2] to avoid access past the end of array.
6889 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6891 * reload1.c (emit_reload_insns): Pass the reload register
6892 for a non-spill output reload through forget_old_reloads_1.
6894 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6896 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6897 _SOFT_DOUBLE if doubles use software floating-point.
6898 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6899 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6900 * config/rs6000/darwin-ldouble.c: Also compile functions for
6901 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6902 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6903 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6904 commented-out long double override.
6905 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6906 * config/rs6000/eabispe.h: Likewise.
6907 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6908 long double for non-SPE.
6909 (rs6000_handle_option): Likewise.
6910 (invalid_e500_subreg): Disallow more subregs involding DImode,
6911 DFmode, TImode or TFmode.
6912 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6914 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6916 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6917 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6919 (rs6000_legitimate_address): Also check for TFmode for E500
6921 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6922 (spe_build_register_parallel): Handle TFmode and TCmode.
6923 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6925 (function_arg): Handle TFmode and TCmode for E500 double.
6926 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6928 (print_operand): Handle TFmode and TImode for %y.
6929 (rs6000_generate_compare): Handle TFmode comparisons for E500
6931 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6932 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6933 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6934 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6935 TFmode for E500 double.
6936 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6937 (floatsidf2): Enable for E500 double.
6938 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6939 (extenddftf2): Change to extenddftf2_fprs.
6940 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6941 depending on TARGET_E500_DOUBLE.
6942 (extendsftf2): Enable for E500 double.
6943 (trunctfdf2): Enable for E500 double.
6944 (trunctfsf2): Change to trunctfsf2_fprs.
6945 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6946 depending on TARGET_E500_DOUBLE.
6947 (floatsitf2): Enable for E500 double.
6948 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6949 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6950 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6951 (negtf2): Change to negtf2_internal.
6952 (negtf2): New expander.
6953 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6954 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6955 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6956 (movdi_internal32): Use rs6000_nonimmediate_operand.
6957 (unnamed splitter): Likewise.
6958 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6959 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6960 (SPE64TF, DITI): New mode macros.
6961 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6964 (frob_<mode>_di_2): New.
6965 (frob_tf_di_8_2): New.
6966 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6968 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6970 (frob_ti_<mode>_8_2): New.
6971 (frob_ti_tf_2): New.
6972 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6973 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6975 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6976 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6977 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6978 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6979 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6980 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6983 2007-01-23 Ian Lance Taylor <iant@google.com>
6985 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6987 (OBJS-archive): Reformat, alphabetize.
6988 (OBJS): Change out_object_file to OBJS-md.
6990 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6992 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6993 JUMP_P and CALL_P predicates where applicable.
6994 * config/i386/i386.c: Ditto.
6995 * config/i386/i386.md: Ditto.
6996 * config/i386/mmx.md: Ditto.
6997 * config/i386/predicates.md: Ditto.
6999 2007-01-22 Andreas Schwab <schwab@suse.de>
7001 * config/m68k/m68k.h: Fix comment.
7003 2007-01-22 Jan Hubicka <jh@suse.cz>
7005 * passes.c (init_optimization_passes): Do not rerun
7006 pass_early_warn_uninitialized.
7008 2007-01-22 Richard Guenther <rguenther@suse.de>
7010 PR tree-optimization/30038
7011 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7013 (execute_cse_sincos_1): Likewise.
7014 (execute_cse_sincos): Likewise.
7015 (gate_cse_sincos): Likewise.
7016 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7017 the cexpi() canonicalization of sincos().
7018 * tree-pass.h (pass_cse_sincos): Declare.
7019 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7021 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7023 PR rtl-optimization/29329
7024 * combine.c (replaced_rhs_insn): Rename to i2mod.
7025 (replaced_rhs_value): Rename to i2mod_new_rhs.
7026 (i2mod_old_rhs): New global variable.
7027 (combine_instructions): Adjust for above change. Save a copy of
7028 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7029 note are substituted in the second instruction.
7030 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7031 ditch the note if it pertains to the second eliminated register
7032 and this register is mentioned in i2mod_old_rhs.
7035 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7037 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7038 the insn to which the note was originally attached.
7040 2007-01-21 Jan Hubicka <jh@suse.cz>
7042 * ipa-inline.c (inlining_mode): Comment, move up.
7043 (cgraph_decide_inlining_incrementally): Do not perform inlining
7044 itself; fix handling of flattening of self recursive functions.
7045 (cgraph_find_cycles): Remove.
7046 (cgraph_flatten_node): Remove.
7047 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7048 (try_inline): New function.
7049 (cgraph_early_inlining): Update call of
7050 cgraph_decide_inlining_incrementally. Apply inlining here.
7051 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7053 2007-01-21 Dirk Mueller <dmueller@suse.de>
7056 * tree-vrp.c (check_array_bounds): do not warn
7057 about ADDR_EXPR's of ARRAY_REF's which are immediately
7058 used in binary expressions.
7060 2007-01-21 Ira Rosen <irar@il.ibm.com>
7062 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7063 read_write_dep and macros for its access.
7064 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7065 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7066 argument, call vect_check_interleaving for every independent pair of
7067 data-refs. Mark loads that access the same memory location as a store
7069 (vect_check_dependences): Remove.
7070 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7071 call, fix the call to vect_analyze_data_ref_dependence.
7072 (vect_analyze_data_ref_access): For statements that access the same
7073 data-ref, check that they are not stores; for loads, check that there
7074 is no store that access the same location.
7076 2007-01-20 Roger Sayle <roger@eyesopen.com>
7077 Joseph Myers <joseph@codesourcery.com>
7079 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7080 (-fdump-rtl-stack): Likewise.
7081 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7082 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7083 (-mpt-fixed): Use @minus{} for minus sign.
7084 (Using Precompiled Headers): Fix under/overfull hbox.
7086 2007-01-20 Jan Hubicka <jh@suse.cz>
7088 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7089 place within annotation.
7091 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7093 * pa.c (output_move_double): Change array size of xoperands to 4.
7095 2007-01-20 Jan Hubicka <jh@suse.cz>
7097 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7100 2007-01-19 Ian Lance Taylor <iant@google.com>
7102 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7103 constant to unsigned HOST_WIDE_INT before negating.
7105 2007-01-19 Ian Lance Taylor <iant@google.com>
7107 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7109 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7110 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7111 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7112 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7113 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7114 (realloc_vdef, realloc_vuse): Change second parameter to
7116 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7118 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7119 unsigned. Change x and lim locals to unsigned.
7120 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7122 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7123 (copy_virtual_operands): Change i and n locals to unsigned.
7125 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * builtins.c (fold_builtin_1): Handle builtin fdim.
7130 2007-01-20 Jan Hubicka <jh@suse.cz>
7132 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7133 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7134 init_alias_heapvars.
7135 (init_alias_heapvars): Initialize only when not already initialized.
7136 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7138 2007-01-19 Roger Sayle <roger@eyesopen.com>
7140 * common.opt (fsigned-zeros): New command line option.
7141 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7142 of flag_unsafe_math_optimizations.
7143 * opts.c (set_fast_math_flags): The -ffast-math command line option
7144 implies -fno-signed-zeros.
7145 (fast_math_flags_set_p): Likewise.
7147 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7148 the documentation of -ffast-math appropriately. Wrap long lines.
7150 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7152 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7153 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7155 2007-01-19 Tomas Bily <tbily@suse.cz>
7157 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7159 (tree_init_ic_make_global_vars): New function
7160 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7161 (tree_gen_ic_profiler): New function
7162 (tree_gen_ic_func_profiler): New function
7163 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7164 (tree_profile_hooks): Added hook for indirec/virtual calls
7165 * value-prof.c (tree_find_values_to_profile): New case for
7167 (tree_values_to_profile): Call for determining indirect/virtual
7169 (tree_indirect_call_to_profile): New function
7170 (tree_ic_transform): New function
7171 (tree_ic): New function
7172 (find_func_by_pid): New function
7173 (init_pid_map): New function
7174 (tree_value_profile_transformations): Added check for
7175 indirect/virtual call transformation
7176 * value-prof.h (enum hist_type): New counter type for
7177 indirect/virtual calls
7178 (profile_hooks): Added new hook for profiling indirect/virtual
7180 * profile.c (instrument_values): New case for indirect/virtual
7182 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7183 (GCOV_COUNTER_V_INDIR): New counter type
7184 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7185 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7187 * cgraph.c: Definition of cgraph_max_pid
7188 (cgraph_create_node): Default init of pid attribute
7189 * cgraph.h: Declaration of cgraph_max_pid
7190 (struct cgraph_node): Added pid attribute
7191 * libgcov.c (__gcov_indirect_call_profiler): New function
7192 (__gcov_one_value_profiler_body): New function
7193 (__gcov_one_value_profiler): Body was moved to
7194 __gcov_one_value_profiler_body and calls it
7196 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7198 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7199 * gengtype.c (write_types_data, write_func_for_structure,
7200 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7201 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7202 (walk_type, write_func_for_structure): Generate the mark_hook if
7205 2007-01-19 Jan Hubicka <jh@suse.cz>
7207 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7208 'early' argument take inlining mode argument specifying whether to
7209 inline for size/speeed or all functions; add support for flattening;
7211 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7213 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7216 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7217 the name of the declared identifier.
7219 2007-01-19 Dirk Mueller <dmueller@suse.de>
7221 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7222 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7223 duplicate evaluation.
7225 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7227 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7228 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7229 to XFMode, use acosxf2 and truncate result to requested mode.
7230 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7231 (asin<mode>2): Similarly, with asin expanders.
7232 (*fscalexf4_i387): Rename from *fscalexf4.
7233 (expNcorexf3): New expander.
7234 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7235 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7236 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7237 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7238 patterns for SSE math.
7239 (exp10<mode>2): Similarly, with exp10 expanders.
7240 (exp2<mode>2): Similarly, with exp2 expanders.
7241 (expm1<mode>2): Similarly, with expm1 expanders.
7242 (ldexp<mode>3): Similarly, with ldexp expanders.
7243 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7244 Use gen_truncxf<mode>2_i387_noop to truncate result.
7246 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7248 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7249 for ColdFire targets.
7251 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7252 Richard Sandiford <richard@codesourcery.com>
7254 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7255 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7256 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7257 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7258 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7259 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7261 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7263 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7264 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7265 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7266 (*adddi_dilshr32_cf): New pattern.
7267 (adddi3, subdi3): Remove first alternatives.
7269 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7271 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7272 implemented using move.l, do not use its cc result for floating-point
7275 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7277 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7278 from accepting 's' constraints if flag_pic.
7280 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7282 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7283 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7284 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7285 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7287 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7289 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7290 ColdFire alternatives.
7291 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7292 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7293 architectures that support ff1 instruction.
7295 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7296 Julian Brown <julian@codesourcery.com>
7298 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7299 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7300 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7303 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7305 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7307 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7308 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7309 HOST_WIDE_INT instead of an rtx.
7310 (m68k_rtx_costs): Update call accordingly.
7311 (output_move_const_into_data_reg): Likewise. Fix formatting.
7312 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7314 (output_move_simode_const): Update calls after above changes.
7315 Rework to use automatic variables and predicates like MEM_P.
7316 * config/m68k/m68k.md (pushexthisi_const): Update call to
7319 2007-01-19 Dirk Mueller <dmueller@suse.de>
7321 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7324 2007-01-19 Richard Guenther <rguenther@suse.de>
7326 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7327 via cexp in case sincos is not available.
7329 2007-01-19 Richard Guenther <rguenther@suse.de>
7331 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7332 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7333 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7334 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7335 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7336 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7337 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7338 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7340 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7342 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7344 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7345 (atan2xf3): Directly generate RTL pattern.
7346 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7347 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7348 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7349 disable patterns for SSE math.
7350 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7351 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7352 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7353 disable patterns for SSE math.
7355 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7357 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7359 2007-01-18 Roger Sayle <roger@eyesopen.com>
7361 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7362 VIEW_CONVERT_EXPR to the same type as it's operand.
7364 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7366 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7367 configured for long double 128.
7369 2007-01-18 Mike Stump <mrs@apple.com>
7371 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7374 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7376 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7379 2007-01-18 Jan Hubicka <jh@suse.cz>
7381 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7382 greater than NUM_VOP_FREE_BUCKETS.
7384 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7386 * tree-ssa-structalias.c: Update comments.
7387 (ptabitmap_obstack): Removed.
7389 (oldpta_obstack): Ditto.
7390 (stats): Add a few members.
7391 (struct variable_info): Remove node, complex, address_taken, and
7392 indirect_target members. Add oldsolution member.
7393 (new_var_info): Do not initialize removed members.
7394 (constraint_expr_type): Remove INCLUDES.
7395 (constraint_graph): Add size, implicit_preds, rep,
7396 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7397 (FIRST_REF_NODE): New macro.
7398 (LAST_REF_NODE): Ditto.
7399 (FIRST_ADDR_NODE): Ditto.
7400 (find): New function.
7402 (dump_constraint): Do not handle INCLUDES.
7403 (insert_into_complex): Do not insert duplicate constraints.
7404 (condense_varmap_nodes): Renamed and rewritten into ...
7405 (merge_node_constraints): This. Also fix bug in handling of
7406 offseted copy constraints.
7407 (clear_edges_for_node): No longer need to deal with preds at all,
7408 or removing associated preds/succs.
7409 (merge_graph_nodes): Deal with indirect_cycles.
7410 Don't deal with predecessors.
7411 (add_implicit_graph_edge): New function.
7412 (add_pred_graph_edge): Ditto.
7413 (add_graph_edge): Don't deal with predecessors.
7414 (build_constraint_graph): Removed.
7415 (build_pred_graph): New function.
7416 (build_succ_graph): Ditto.
7417 (struct scc_info): Removed in_component. Added roots, dfs, and
7418 node_mapping. Remove visited_index, unification_queue.
7419 (scc_visit): Deal with union-find we do now.
7420 Deal with cycles with REF nodes.
7421 (collapse_nodes): Renamed and rewritten to ...
7422 (unify_nodes): This.
7423 (process_unification_queue): Removed.
7424 (topo_visit): Cleanup
7425 (do_da_constraint): Use find.
7426 (do_sd_constraint): Ditto.
7427 (do_ds_constraint): Ditto.
7428 (do_complex_constraint): Ditto.
7429 (init_scc_info): Update for removed and added members.
7430 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7431 (find_indirect_cycles): This.
7432 (equivalence_class): New variable.
7433 (label_visit): New function.
7434 (perform_variable_substitution): Rewritten.
7435 (free_var_substitution_info): New function.
7436 (find_equivalent_node): Ditto.
7437 (move_complex_constraints): Ditto.
7438 (eliminate_indirect_cycles): Ditto.
7439 (solve_graph): Only propagate changed bits.
7440 Use indirect cycle elimination.
7442 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7443 (tree_id_eq): Renamed to ...
7444 (tree_vi_eq): This. Update for member change
7445 (insert_id_for_tree): Renamed and rewritten to ...
7446 (insert_vi_for_tree): This.
7447 (lookup_id_for_tree): Renamed and rewritten to ...
7448 (lookup_vi_for_tree): This.
7449 (get_id_for_tree): Renamed and rewritten to ...
7450 (get_vi_for_tree): Ditto.
7451 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7452 (process_constraint): Don't handle INCLUDES.
7453 Remove special ADDRESSOF case.
7454 (find_func_aliases): Rewrite to use vi functions instead of id
7456 (create_function_info_for): Ditto.
7457 (create_variable_info_for): Ditto.
7458 (intra_create_variable_infos): Ditto.
7459 (merge_smts_into): Ditto.
7460 (find_what_p_points_to): Ditto.
7461 (init_base_vars): Ditto.
7462 (init_alias_vars): Ditto.
7463 (remove_preds_and_fake_succs): New function.
7464 (dump_sa_points_to_info): Dump new stats.
7465 (dump_solution_for_var): Use find.
7466 (set_used_smts): Fix formatting.
7467 (compute_points_to_sets): Updated for new functions.
7468 (ipa_pta_execute): Ditto.
7470 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7471 Richard Sandiford <richard@codesourcery.com>
7473 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7475 * calls.c (expand_call): If the return value is a PARALLEL,
7476 extract its first member.
7477 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7478 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7479 use FUNCTION_EXTRA_EPILOGUE.
7480 (m68k_function_value): Return a PARALLEL if the return value
7481 is of a pointer type.
7482 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7483 (FUNCTION_EXTRA_EPILOGUE): Remove.
7484 * config/m68k/m68k.md (D0_REG): New constant.
7486 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7488 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7489 output a NOP for empty epilogues.
7491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7493 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7494 before function. Extend register save check to include all
7495 registers, not just integer ones.
7497 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7499 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7500 (m68k_use_return_insn): ...this.
7501 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7502 * config/m68k/m68k.c (use_return_insn): Rename to...
7503 (m68k_use_return_insn): ...this.
7504 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7507 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7509 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7510 nearest even, fix denormal rounding overflow.
7512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7514 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7515 f%$smove and f%$move.
7516 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7517 (extendsfdf2_cf): Use fdmove instead of f%&move.
7518 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7519 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7523 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7526 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7528 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7529 (coldfire_single_format): Declare.
7530 (coldfire_double_format): Likewise.
7531 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7532 of qnan_msb_set to determine the lower bits of a canonical
7534 (encode_ieee_double): Likewise.
7535 (encode_ieee_quad): Likewise.
7536 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7537 (mips_single_format): Likewise.
7538 (ieee_double_format): Likewise.
7539 (mips_double_format): Likewise.
7540 (ieee_extended_motorola_format): Likewise.
7541 (ieee_extended_intel_96_format): Likewise.
7542 (ieee_extended_intel_128_format): Likewise.
7543 (ieee_extended_intel_96_round_53_format): Likewise.
7544 (ibm_extended_format): Likewise.
7545 (mips_extended_format): Likewise.
7546 (ieee_quad_format): Likewise.
7547 (mips_quad_format): Likewise.
7548 (vax_f_format): Likewise.
7549 (vax_d_format): Likewise.
7550 (vax_g_format): Likewise.
7551 (i370_single_format): Likewise.
7552 (i370_double_format): Likewise.
7553 (decimal_single_format): Likewise.
7554 (decimal_double_format): Likewise.
7555 (decimal_quad_format): Likewise.
7556 (c4x_single_format): Likewise.
7557 (c4x_extended_format): Likewise.
7558 (real_internal_format): Likewise.
7559 (coldfire_single_format): New real_format.
7560 (coldfire_double_format): Likewise.
7561 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7562 canonical_nan_lsbs_set.
7563 (pdp11_d_format): Likewise.
7564 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7565 if TARGET_COLDFIRE_CPU.
7567 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7569 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7570 (output_call, m68k_legitimize_call_address): Declare.
7571 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7572 parenthesees. Add support for a 'W' constraint.
7573 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7574 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7575 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7576 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7578 (override_options): Initialize them. Do not set flag_no_function_cse
7579 for TARGET_ID_SHARED_LIBRARY.
7580 (m68k_output_pic_call): Delete.
7581 (m68k_legitimize_call_address): New function.
7582 (print_operand): Remove the %o prefix. Handle the %p prefix.
7583 (output_call): New function.
7584 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7585 target address from the GOT if symbolic jumps are not allowed.
7586 * config/m68k/m68k.md (call, general_operand): Do not set
7587 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7588 Merge separate flag_pic and !flag_pic define_insns into...
7589 (*call, *call_value): ...these new patterns. Match the address
7590 rather than the containing MEM and require it to be a call_operand.
7591 Use output_call to generate the asm template.
7592 * config/m68k/predicates.md (const_call_operand): New predicate.
7593 (call_operand): Likewise.
7595 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7597 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7598 (STACK_GROWS_DOWNWARD): Define to 1.
7599 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7600 comments, emphasizing that these values are only defaults.
7601 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7602 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7604 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7606 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7608 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7609 Richard Sandiford <richard@codesourcery.com>
7611 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7612 (FP_REGNO_P): New macros.
7613 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7614 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7615 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7616 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7618 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7620 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7621 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7623 * config/m68k/t-floatlib: New file, extracting common code from...
7624 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7625 * config/m68k/t-uclinux: Here.
7626 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7627 routines on ColdFire targets.
7629 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7631 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7632 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7633 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7634 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7635 explicitly set MOTOROLA to 1.
7636 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7639 Nathan Sidwell <nathan@codesourcery.com>
7641 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7642 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7643 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7644 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7645 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7646 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7647 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7648 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7649 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7650 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7651 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7652 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7653 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7654 (DBX_REGISTER_NUMBER): Delete.
7655 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7656 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7657 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7661 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7662 * config/flat.h: New file.
7663 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7665 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7666 indirect references for -msep-data or -mid-shared-library.
7667 Do not use PC-relative code addresses either.
7668 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7670 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7671 for shared libraries and crt1.o for executables. Use crti.o and
7673 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7674 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7675 Do not add -elf2flt or -shared-lib-id options here.
7676 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7677 Pass -shared-lib-id if -mid-shared-library, taking the library
7678 identifier from -mshared-library-id if given, otherwise
7680 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7681 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7682 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7683 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7684 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7685 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7687 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7688 jump sequence for ISA A and ISA A+.
7689 (PICJUMP): Likewise.
7691 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7693 * config.gcc (m68k-*-uclinux*): Base the port on the common
7694 and m68k GNU/Linux files rather than on the generic ELF ones.
7695 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7696 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7698 2007-01-18 Julian Brown <julian@codesourcery.com>
7699 Richard Sandiford <richard@codesourcery.com>
7701 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7702 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7703 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7705 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7707 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7709 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7711 * doc/install.texi: Document m68k-uclinuxoldabi.
7712 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7713 * config/m68k/uclinux-oldabi.h: New file, copied from
7714 config/m68k/uclinux.h.
7716 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7718 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7719 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7720 (m32r_compute_frame_size): Use unsigned for regno.
7721 (m32r_reload_lr): Use gen_frame_mem.
7723 (m32r_output_function_epilogue): Don't output the function epilogue
7725 (m32r_expand_epilogue): New.
7726 (direct_return): Return false if the function has the interrupt
7728 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7729 * config/m32r/m32r.md (epilogue): New expander.
7730 (return_lr, return_rte): New insns.
7731 (return): Make it expander.
7732 (return_normal): New expander.
7734 2007-01-18 Josh Conner <jconner@apple.com>
7737 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7738 support for UNLE, UNLT, UNGE, and UNGT.
7740 2007-01-18 Jan Hubicka <jh@suse.cz>
7742 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7743 * tree-tailcall (add_virtual_phis): Likewise.
7744 (optimize_tail_call): Return TODOs.
7745 (execute_tail_calls): Return TODOs.
7746 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7747 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7749 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7750 Cleanup cfg using TODO.
7751 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7752 * passes.c (execute_function_todo): When cleanup did something, remove
7754 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7755 (make_edges): Don't cleanup_cfg.
7757 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7759 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7760 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7761 operate on the top of stack.
7762 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7763 register handling of instructions that output to the second
7765 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7766 (move_for_stack_reg): Special-case check for dead destination
7767 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7769 * config/i386/i386.md (UNSPEC_TAN): New constant.
7770 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7771 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7772 to correctly model move of constant 1.0 to top stack slot.
7773 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7774 (unnamed peephole2 pattern): Remove corresponding peephole2
7775 pattern that optimizes tan insn and loading of constant 1.0.
7776 (tanxf2): Use fptanxf4_i387.
7777 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7778 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7779 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7780 disable patterns for SSE math.
7781 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7782 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7784 2007-01-18 Dirk Mueller <dmueller@suse.de>
7785 Richard Guenther <rguenther@suse.de>
7788 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7789 * common.opt (Warray-bounds): Add new warning option.
7790 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7792 * Makefile.in: make tree-vrp.o depend on toplev.h
7793 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7795 (check_array_refs, check_array_bounds, check_array_ref): New.
7797 2007-01-18 Jan Hubicka <jh@suse.cz>
7799 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7800 (execute_ssa_ccp): Return flags conditionally.
7801 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7803 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7805 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7807 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7808 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7810 * Makefile.c (GTFILES): Add cfglayout.h.
7811 * gengtype.c (open_base_files): Likewise.
7812 * cfglayout.c (cfg_layout_function_footer,
7813 cfg_layout_function_header) Reindent to make gengtype happy.
7814 * cfglayout.h (cfg_layout_function_footer,
7815 cfg_layout_function_header): Add GTY(()) marker.
7817 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7819 2007-01-18 Ben Elliston <bje@au.ibm.com>
7821 * genautomata.c (write_automata): Include xstrerror output in the
7822 error message if writing the DFA description file fails.
7824 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7826 * config/mips/mips-protos.h (mips_output_external): Make it
7828 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7829 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7830 (extern_list): Likewise.
7831 (extern_head): Likewise.
7832 (TARGET_ASM_FILE_END): Likewise.
7833 (mips_file_end): Likewise.
7834 (mips_output_external): Rewritten.
7836 2007-01-18 Ben Elliston <bje@au.ibm.com>
7838 * genpreds.c (write_insn_preds_c): Only write out the function
7839 body for regclass_for_constraint if we have register constraints.
7841 2007-01-17 Tom Tromey <tromey@redhat.com>
7843 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7844 * doc/install.texi (Testing): Use sourceware.org.
7845 (Binaries): Likewise.
7846 (Specific): Likewise.
7847 * doc/contrib.texi (Contributors): Use sourceware.org.
7849 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7851 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7852 (AVR_ENHANCED): Rename to ...
7853 (AVR_HAVE_MUL): ... new.
7854 (avr_enhanced_p): Rename to ...
7855 (avr_have_mul_p): ... new.
7856 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7857 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7858 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7859 (avr_have_mul_p): ... new.
7860 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7861 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7862 'avr_enhanced_p' and 'enhanced'.
7863 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7864 AVR_HAVE_MUL instead of AVR_ENHANCED.
7865 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7866 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7867 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7868 instead of AVR_ENHANCED.
7869 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7870 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7871 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7873 2007-01-17 Ian Lance Taylor <iant@google.com>
7875 * vec.h (VEC_reserve_exact): Define.
7876 (vec_gc_p_reserve_exact): Declare.
7877 (vec_gc_o_reserve_exact): Declare.
7878 (vec_heap_p_reserve_exact): Declare.
7879 (vec_heap_o_reserve_exact): Declare.
7880 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7882 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7884 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7885 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7886 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7887 * vec.c (calculate_allocation): Add exact parameter. Change all
7889 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7890 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7891 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7892 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7893 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7894 (vec_heap_p_reserve_exact): New function.
7895 (vec_heap_o_reserve_exact): New function.
7897 2007-01-17 Jan Hubicka <jh@suse.cz>
7899 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7901 2007-01-17 Eric Christopher <echristo@apple.com>
7903 * config.gcc: Support core2 processor.
7905 2007-01-16 Jan Hubicka <jh@suse.cz>
7907 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7908 the names, just unlink the chain so we don't crash on dangling pointers
7911 2007-01-16 Jan Hubicka <jh@suse.cz>
7913 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7914 * tree-pass.h: Reorder to make IPA passes appear toegher.
7915 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7916 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7917 parameters, do not call early inliner.
7918 * ipa-inline.c: Update comments. Include tree-flow.h
7919 (cgraph_decide_inlining): Do not compute inlining parameters.
7920 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7921 be called with function context set up.
7922 (pass_ipa_inline): Remove unreachable functions before pass.
7923 (cgraph_early_inlining): Simplify assuming to be called from the
7925 (pass_early_inline): New pass.
7926 (cgraph_gate_ipa_early_inlining): New gate.
7927 (pass_ipa_early_inline): Turn into simple wrapper.
7928 (compute_inline_parameters): New function.
7929 (gate_inline_passes): New gate.
7930 (pass_inline_parameters): New pass.
7931 (apply_inline): Move here from tree-optimize.c
7932 (pass_apply_inline): New pass.
7933 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7935 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7937 (tree_function_versioning): Do not allocate dummy struct function.
7938 * tree-inline.h (optimize_inline_calls): Update prototype.
7939 * tree-optimize.c (execute_fixup_cfg): Export.
7940 (pass_fixup_cfg): Remove
7941 (tree_rest_of_compilation): Do not apply inlines.
7942 * tree-flow.h (execute_fixup_cfg): Declare.
7943 * Makefile.in (gt-passes.c): New.
7944 * passes.c: Include gt-passes.h
7945 (init_optimization_passes): New passes.
7946 (nnodes, order): New static vars.
7947 (do_per_function_toporder): New function.
7948 (execute_one_pass): Dump current pass here.
7949 (execute_ipa_pass_list): Don't dump current pass here.
7951 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7953 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7954 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7956 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7958 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7959 (strong_alias): Define.
7960 (__gcc_qmul): Provide non-FMA for soft-float.
7966 (__gcc_qunord): New.
7976 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7977 soft-float functions.
7978 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7979 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7980 about long double soft float.
7982 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7983 Tehila Meyzels <tehila@il.ibm.com>
7985 * tree-vectorizer.h (is_pattern_stmt_p): New.
7986 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7987 formatting (tabs instead of spaces). Cleanup and clarify setting
7988 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7989 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7990 (vectorizable_type_demotion): Check that types are integral.
7991 (vectorizable_type_promotion): Likewise.
7992 (vectorizable_store): Fix typo. Eliminate new-line at end of
7995 2007-01-16 Jan Hubicka <jh@suse.cz>
7997 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8000 2007-01-15 Eric Christopher <echristo@apple.com>
8002 * ifcvt.c: Include vec.h, vecprim.h.
8003 (check_cond_move_block): New argument regs.
8004 Reorganize. Add registers used to regs.
8005 (cond_move_process_if_block): Use regs set above as
8008 2007-01-15 Eric Christopher <echristo@apple.com>
8010 * config/darwin.h: Update copyright.
8011 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8012 (LINK_COMMAND_SPEC): Add -u.
8013 (LINK_SPEC): Fix umbrella for above.
8015 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8017 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8020 2007-01-15 Tom Tromey <tromey@redhat.com>
8022 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8023 * doc/install.texi (Testing): Don't mention jacks.
8024 (Configuration): Document --enable-java-maintainer-mode. Move
8025 --with-java-home to libgcj-specific section. Document
8027 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8029 2007-01-15 Jan Hubicka <jh@suse.cz>
8031 * tree-ssa-dce.c (DCE_TODOs): New.
8032 (propagate_necessity): Return if something changed.
8033 (eliminate_unnecessary_stmts): Likewise.
8034 (perform_tree_ssa_dce): Return TODO flags when needed.
8035 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8037 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8039 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8040 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8041 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8042 patterns using X87MODEF12 mode macro. Extend operand 1
8043 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8044 (log10<mode>2): Ditto.
8045 (log2<mode>2): Ditto.
8046 (log1p<mode>2): Ditto.
8047 (logb<mode>2): Ditto.
8048 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8049 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8050 (*fxtractxf3_i387): Rename from *fxtractxf3.
8051 (fxtract_extend<mode>xf3_i387): New insn pattern.
8052 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8053 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8054 and gen_fyl2xxf3_i387().
8056 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8058 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8059 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8060 get_loop_exit_edges. Changed return type to bool.
8061 * cfgloop.h (fix_loop_placement): Declaration removed.
8063 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8065 * param.h (MIN_VECT_LOOP_BOUND): New.
8066 * params.def (MIN_VECT_LOOP_BOUND): New.
8067 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8068 argument - minimum threshold for number of iterations.
8069 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8070 argument to declaration.
8071 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8072 MIN_VECT_LOOP_BOUND.
8073 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8074 slpeel_tree_peel_loop_to_edge with additional argument.
8075 (vect_do_peeling_for_alignment): Likewise.
8076 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8078 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8084 2007-01-14 Jan Hubicka <jh@suse.cz>
8086 * tree-dfa.c (remove_referenced_var): New function.
8087 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8088 prune referenced vars list too.
8089 * tree-flow.h (remove_referenced_var): Declare.
8091 2007-01-14 Jan Hubicka <jh@suse.cz>
8093 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8095 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8096 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8097 * except.h (verify_eh_throw_table_statements): Kill prototype.
8098 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8099 into call exrepssions.
8100 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8102 * tree-cfg.c: Include pointer-set.h.
8103 (verify_node_sharing): Work on pointer set.
8104 (verify_eh_throw_stmt_node): New.
8105 (verify_stmts): Use pointers sets, verify throw_stmt.
8107 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8109 * ipa-reference.c (analyze_function): Consider also addresses taken
8112 2007-01-12 Roger Sayle <roger@eyesopen.com>
8114 * c-typeck.c (null_pointer_constant_p): Replace use of
8115 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8116 (build_c_cast): Likewise.
8118 2007-01-12 Roger Sayle <roger@eyesopen.com>
8120 * tree.h (force_fit_type_double): Remove unused final argument.
8121 * c-common.c (constant_expression_warning): Replace use of
8122 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8123 (convert_and_check): Likewise.
8124 (shorten_compare): Update call to force_fit_type_double.
8125 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8126 * convert.c (convert_to_pointer): Update call to
8127 force_fit_type_double.
8128 * fold-const.c (force_fit_type_double): Remove overflowed_const
8130 (int_const_binop, fold_convert_const_int_from_int,
8131 fold_convert_const_int_from_real, fold_div_compare,
8132 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8133 fold_abs_const, fold_not_const): Remove the final argument from
8134 calls to force_fit_type_double.
8136 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8138 * configure.ac: Set insn to "nop" for spu-*-* also.
8139 * configure: Regenerate.
8141 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8143 * builtins.def : Add BUILT_IN_FREE.
8145 2007-01-12 Jan Hubicka <jh@suse.cz>
8147 PR tree-optimization/30443
8148 * tree-inline.c (tree_function_versioning): Do not optimize when
8149 cloning for inlining.
8151 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8153 * doc/loop.texi: Document recording of loop exits.
8154 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8155 (update_single_exits_after_duplication,
8156 update_single_exit_for_duplicated_loop,
8157 update_single_exit_for_duplicated_loops): Removed.
8158 (duplicate_loop_to_header_edge): Do not call
8159 update_single_exits_after_duplication and
8160 update_single_exit_for_duplicated_loops.
8161 (loop_version): Do not update single_exit information.
8162 (fix_loop_structure): Use record_loop_exits instead of
8163 mark_single_exit_loops.
8164 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8165 the lists of loop exits.
8166 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8167 split_edge, merge_blocks): Update the lists of loop exits.
8168 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8169 loop_optimizer_init.
8170 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8171 of mark_single_exit_loops.
8172 (loop_optimizer_finalize): Call release_recorded_exits.
8173 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8174 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8175 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8176 update single exit information.
8177 * lambda-code.c (perfect_nestify): Ditto.
8178 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8179 (mark_single_exit_loops): Removed.
8180 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8181 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8182 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8184 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8185 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8186 (verify_loop_structure): Verify consistency of the exit lists.
8187 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8188 (set_single_exit): Removed.
8189 * cfgloop.h (struct loop_exit): New function.
8190 (struct loop): single_exit_ field replaced by exits field.
8191 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8192 (struct loops): Added exits hash.
8193 (mark_single_exit_loops, set_single_exit): Declaration removed.
8194 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8196 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8198 * doc/invoke.texi: Avoid use of @headitem.
8200 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8202 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8204 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8206 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8209 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8210 Richard Sandiford <richard@codesourcery.com>
8212 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8213 * config/m68k/m68k.opt: Resort options.
8214 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8216 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8217 Richard Sandiford <richard@codesourcery.com>
8219 * doc/invoke.texi: Document the macros that are defined by
8220 m68k's -mtune and -mhard-float options.
8221 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8222 (m68k_cpp_cpu_family): Likewise.
8223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8224 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8225 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8226 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8227 (m68k_cpp_cpu_family): Likewise.
8229 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8231 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8232 macros besides mc68000 as tuning macros. Use a switch statement
8233 to set them and mcpu32.
8235 2007-01-12 Julian Brown <julian@codesourcery.com>
8237 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8238 (TARGET_68040_ONLY): Rename to...
8239 (TARGET_68040): ...this.
8240 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8241 * config/m68k/m68k.md: Likewise.
8243 2007-01-12 Julian Brown <julian@codesourcery.com>
8244 Nathan Sidwell <nathan@codesourcery.com>
8245 Richard Sandiford <richard@codesourcery.com>
8247 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8248 the -mcpu= argument associated with the --with-cpu setting.
8249 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8250 if different from the one implied by the -mcpu setting.
8251 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8252 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8253 * doc/invoke.texi: Mention ColdFire in the introduction to the
8254 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8255 -mno-div and -mhard-float options. Make -m68881 a synonym for
8256 -mhard-float. Document the previously-undocumented -m5206e,
8257 -m528x, -m5307 and -m5407 options. Tweak the existing option
8258 documentation for consistency.
8259 * doc/install.texi: Mention new --with-cpu arguments.
8260 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8261 default CPU if neither -mcpu nor -march are specified.
8262 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8263 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8264 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8265 using m68k_tune to decide between families that implement the
8266 same ISA. Use m68k_tune to set __mcfv4e__.
8267 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8268 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8269 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8270 (FL_ISA_C, FL_ISA_MMU): New macros.
8271 (MASK_COLDFIRE): Delete.
8272 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8273 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8274 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8275 (TARGET_HARD_FLOAT): Do not define here.
8276 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8277 (TUNE_68000): New macro.
8278 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8279 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8280 (TUNE_CFV2): Redefine in terms of m68k_tune.
8281 (uarch_type, target_device, fpu_type): New enums.
8282 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8283 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8284 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8285 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8286 (FL_FOR_isa_c): New macros.
8287 (m68k_isa): New enum.
8288 (m68k_target_selection): New structure.
8289 (all_devices, all_isas, all_microarchs): New tables.
8290 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8291 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8292 (MASK_ALL_CPU_BITS): Delete.
8293 (m68k_find_selection): New function.
8294 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8295 Map the legacy target options to a combination of the new ones.
8296 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8297 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8298 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8300 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8301 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8303 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8304 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8305 * config/m68k/m68k-devices.def: New file.
8307 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8308 Nathan Sidwell <nathan@codesourcery.com>
8310 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8311 (SUBTARGET_EXTRA_SPECS): New macros.
8312 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8313 use %(asm_cpu_spec) instead.
8314 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8315 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8316 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8317 (EXTRA_SPECS): Rename to...
8318 (SUBTARGET_EXTRA_SPECS): ...this.
8320 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8321 Richard Sandiford <richard@codesourcery.com>
8322 Julian Brown <julian@codesourcery.com>
8324 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8325 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8326 to the configuration's default CPU.
8327 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8328 Remove default masks.
8329 (m680[012]0-*-*): Set the default with_cpu to the first part of
8331 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8332 (m68k*-*-linux): Extend the --with-cpu handling to...
8333 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8334 and m68010. Don't set target_cpu_default2.
8335 * doc/install.texi: Document --with-cpu for m68k.
8336 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8337 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8338 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8339 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8340 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8341 (ASM_SPEC): Remove use of %(asm_cpu_default).
8342 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8343 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8344 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8345 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8346 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8347 (TARGET_DEFAULT): Delete.
8348 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8349 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8350 (CPP_CPU_SPEC): Delete.
8351 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8352 the appropriate string.
8353 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8354 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8355 (ASM_SPEC): Don't use %(asm_default_spec).
8356 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8357 TARGET_DEFAULT and add MASK_68881.
8358 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8360 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8362 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8363 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8364 MASK_68010 alongside MASK_68020.
8365 * doc/invoke.texi: Document -m68010.
8366 * config/m68k/m68k.opt (m68010): New.
8367 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8369 (TUNE_68010): New macro.
8370 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8371 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8372 (M68K_CPU_m68332): Add MASK_68010.
8373 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8374 fallback definition.
8375 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8377 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8378 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8379 to all entries that use MASK_68020.
8380 (output_move_simode_const, output_move_himode, output_move_qimode)
8381 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8382 instead of TARGET_68020 to select clr behavior. Remove comment
8383 about there being no TARGET_68010.
8384 * config/m68k/m68k.md: Likewise throughout.
8386 2007-01-12 Julian Brown <julian@codesourcery.com>
8388 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8389 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8390 * config/m68k/m68k.md: Likewise.
8392 2007-01-12 Julian Brown <julian@codesourcery.com>
8394 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8395 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8397 2007-01-12 Julian Brown <julian@codesourcery.com>
8399 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8400 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8401 * config/m68k/m68k.md: Likewise.
8403 2007-01-12 Julian Brown <julian@codesourcery.com>
8404 Richard Sandiford <richard@codesourcery.com>
8406 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8407 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8408 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8410 (TARGET_CPU32): Rename to...
8411 (TUNE_CPU32): ...this.
8412 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8413 (TUNE_CFV2): New macros.
8414 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8415 remove conditions that are implied by TARGET_68020.
8416 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8417 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8418 (m68k_output_function_epilogue): Likewise.
8419 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8420 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8421 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8422 non-68000 timings. Refactor multiplication and division costs.
8423 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8424 TUNE_CPU32 instead of TARGET_CPU32.
8425 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8426 and TUNE_68060 instead of TARGET_68060.
8427 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8428 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8430 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8431 && !TARGET_COLDFIRE" to choose between moveq and clr.
8432 Likewise in the unnamed movsf pattern.
8433 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8434 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8439 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8440 of tabbing before backslashes.
8442 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8444 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8445 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8446 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8448 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8450 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8451 find_interesting_uses_cond.
8452 (find_interesting_uses_cond): Use extract_cond_operands.
8453 (rewrite_use_compare): Use extract_cond_operands and
8454 force_gimple_operand_bsi. Do not call update_stmt.
8455 (determine_use_iv_cost_condition): Use extract_cond_operands.
8456 Return cheaper of using original bound and changing the exit bound.
8458 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8460 PR tree-optimization/29516
8461 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8462 most_expensive_mult_to_index, addr_to_parts,
8463 create_mem_ref, maybe_fold_tmr): Make the type of
8464 fields of TARGET_MEM_REF sizetype.
8465 (move_fixed_address_to_symbol, move_pointer_to_base):
8467 * tree.def (TARGET_MEM_REF): Add comment on types of
8470 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8472 * c-common.c (vector_types_convertible_p): Treat opaque types as
8473 always convertible if they have the same size, but not otherwise.
8475 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8477 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8478 Remove the b_unconditional field.
8479 (noce_try_sign_mask): Do not look at b_unconditional.
8480 (noce_process_if_block): Do not use merge_if_blocks. Update
8481 the CFG here. Do not set b_unconditional.
8482 (cond_move_process_if_block): Likewise.
8483 (find_cond_trap): Likewise.
8484 (check_cond_move_block): Require simple jump insns at the end
8487 2007-01-11 Jan Hubicka <jh@suse.cz>
8489 PR tree-optimization/1046
8490 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8491 when alias info is not ready.
8492 (pass_tail_recursion): Do not require aliasing.
8493 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8494 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8495 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8496 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8497 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8498 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8499 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8501 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8502 When aliasing is not build, mark statement as volatile.
8504 2007-01-11 Tom Tromey <tromey@redhat.com>
8506 PR preprocessor/15185, PR preprocessor/20989:
8507 * doc/cppopts.texi <-MT>: Update description of algorithm for
8508 computing default target.
8509 <-M, -MD>: Reword "basename" text.
8511 2007-01-11 Roger Sayle <roger@eyesopen.com>
8513 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8514 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8515 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8516 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8517 fold_builtin_bswap, real_constp, fold_builtin_pow,
8518 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8519 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8520 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8521 * convert.c (convert_to_pointer): Likewise.
8522 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8523 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8524 const_binop, fold_convert_const_int_from_int,
8525 fold_convert_const_int_from_real,
8526 fold_convert_const_real_from_real, sign_bit_p,
8527 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8528 fold_sign_changed_comparison, fold_unary, fold_comparison,
8529 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8530 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8531 * print-tree.c (print_node_brief, print_node): Likewise.
8532 * stor-layout.c (place_field, layout_type): Likewise.
8533 * tree-chrec.c (keep_cast): Likewise.
8534 * tree.c (build_vector, build_real, build_real_from_int_cst,
8535 build_complex): Likewise.
8537 2007-01-11 Roger Sayle <roger@eyesopen.com>
8539 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8540 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8542 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8544 * configure.ac (strict1_warn): Rename to strict_warn.
8545 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8546 cc_set_by_configure, quoted_cc_set_by_configure,
8547 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8548 all_boot_languages, all_stagestuff): Remove.
8549 (target_list): Remove bootstrap targets.
8550 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8551 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8552 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8553 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8554 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8555 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8556 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8557 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8558 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8559 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8560 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8561 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8562 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8563 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8564 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8565 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8566 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8567 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8568 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8569 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8570 (mostlyclean): Adjust.
8571 (clean, distclean): Don't mention bootstrap stuff.
8572 * configure: Regenerate.
8573 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8574 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8575 treelang/config-lang.in (stagestuff): Remove.
8576 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8577 stageprofile, stagefeedback, stagestuff): Remove mention.
8579 2007-01-11 Nick Clifton <nickc@redhat.com>
8581 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8583 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8584 (mcore_arith_K_S_operand): Run the test for the S constraint not
8585 the test for the M constraint.
8586 (mcore_addsub_operand): Do not accept integer values that are
8587 larger than 32 bits.
8588 * config/mcore/mcore.md: Remove unused constraints from split.
8589 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8591 (allocate_stack): Likewise.
8592 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8593 operands to 32 bits.
8594 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8596 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8597 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8598 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8599 mcore_output_bclri, mcore_output_andn, output_inline_const,
8600 mcore_output_move, mcore_output_movedouble): Likewise.
8601 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8602 (output_inline_const): Likewise.
8603 (output_inline_const): Fix format strings used in sprintf
8605 * config/mcore/mcore-protos.h: Update prototypes for changed
8606 functions in mcore.c.
8607 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8608 HOST_WIDE_INT and not int.
8609 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8610 CONST_OK_FOR_N): Likewise.
8611 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8612 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8615 2007-01-10 Jan Hubicka <jh@suse.cz>
8617 * tree-vrp.c (remove_range_assertions): Release defs.
8618 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8619 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8621 2007-01-10 Paul Brook <paul@codesourcery.com>
8623 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8624 * config/arm/arm.md (mulsi3subsi): New insn.
8626 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8628 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8629 (tree_transform_and_unroll_loop): New.
8630 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8633 2007-01-10 Robert Kennedy <jimbob@google.com>
8635 * fold-const.c (fold_comparison): Fold comparisons like (x *
8636 1000 < 0) to (x < 0).
8638 2007-01-10 Ian Lance Taylor <iant@google.com>
8640 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8641 operands have the same priority.
8643 2007-01-10 Tom Tromey <tromey@redhat.com>
8645 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8646 (fold_binary): Likewise.
8647 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8648 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8649 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8650 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8651 * langhooks.h (struct lang_hooks): Removed field
8652 'can_use_bit_fields_p'.
8654 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8656 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8658 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8660 * function.c (get_last_funcdef_no): New function.
8661 * function.h (get_last_funcdef_no): Declare.
8662 * tree-inline.c (initialize_cfun): Add initialization.
8663 (tree_function_versioning): Cleanup.
8665 2007-01-10 Jan Hubicka <jh@suse.cz>
8667 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8670 2007-01-10 Sa Liu <saliu@de.ibm.com>
8671 Ben Elliston <bje@au.ibm.com>
8673 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8674 for SAVE_NONLOCAL and Pmode for any other save level.
8675 * spu-protos.h (spu_restore_stack_block): Declare.
8676 * spu.md (save_stack_block): Remove.
8677 (restore_stack_block): Call spu_restore_stack_block.
8678 * spu.c (spu_restore_stack_block): New function.
8679 (spu_expand_epilogue): Remove old comment.
8681 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8683 PR tree-optimization/30322
8684 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8685 (cand_value_at): Return the value as aff_tree.
8686 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8687 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8688 aff_combination_mult): New functions.
8689 (aff_combination_add): Use aff_combination_add_cst.
8690 (aff_combination_convert): Allow conversions to a wider type.
8691 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8692 * tree-affine.h (aff_combination_mult): Declare.
8694 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8696 * doc/tm.texi: Update documentation to reflect reality of exec
8697 and start file search behaviours. Update copyright year.
8698 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8699 header file directories.
8701 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8704 (*cosxf2): Rename to cosxf2_i387.
8705 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8706 using X87MODEF12 mode macro. Rename patterns to
8707 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8709 (*cosdf2, *cossf2): Ditto.
8710 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8711 to match extended input operands.
8712 (sincos<mode>3): New expander.
8713 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8714 insn patterns and corresponding splitters.
8716 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8718 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8719 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8721 2007-01-09 Nicolas Pitre <nico@cam.org>
8724 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8726 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8728 * target.h (struct gcc_target): New field library_rtti_comdat.
8729 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8730 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8731 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8732 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8734 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8736 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8738 2007-01-08 Richard Guenther <rguenther@suse.de>
8740 * tree.h (force_fit_type_double): Export.
8741 (force_fit_type): Remove.
8742 * fold-const.c (force_fit_type_double): New function.
8743 (force_fit_type): Remove.
8744 (int_const_binop): Use it.
8745 (fold_convert_const_int_from_int): Likewise.
8746 (fold_convert_const_int_from_real): Likewise.
8747 (fold_div_compare): Likewise.
8748 (fold_sign_changed_comparison): Likewise.
8749 (fold_unary): Likewise.
8750 (fold_negate_const): Likewise.
8751 (fold_abs_const): Likewise.
8752 (fold_not_const): Likewise.
8753 * c-common.c (shorten_compare): Use force_fit_type_double.
8754 * convert.c (convert_to_pointer): Likewise.
8756 2007-01-08 Richard Guenther <rguenther@suse.de>
8758 * tree.h (build_int_cst_wide_type): Export.
8759 * tree.c (build_int_cst_wide_type): New function.
8760 (build_int_cst_wide): Fix comment.
8761 * builtins.c (fold_builtin_object_size): Use build_int_cst
8762 to build -1 or 0 of the correct type. Use fit_double_type
8763 to check for overflow.
8764 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8766 (decode_field_reference): Likewise.
8767 (all_ones_mask_p): Likewise.
8768 (native_interpret_int): Use build_int_cst_wide_type.
8769 (fold_binary): Use build_int_cst_type to build an all-ones
8771 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8773 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8775 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8777 2007-01-09 Ben Elliston <bje@au.ibm.com>
8779 * genautomata.c (STATS_OPTION): New option.
8780 (stats_flag): New flag.
8781 (gen_automata_option): Handle it.
8782 (initiate_automaton_gen): Ditto.
8783 (write_automata): Output statistics only if stats_flag is
8784 set. Likewise, output time statistics only if time_flag is set.
8785 * doc/md.texi (Processor pipeline description): Document new flag.
8787 2007-01-08 Richard Guenther <rguenther@suse.de>
8789 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8790 * tree.c (build_int_cst_type): Likewise.
8791 (size_in_bytes): Don't call force_fit_type on the result.
8792 (int_fits_type_p): Use fit_double_type.
8793 * fold-const.c (fit_double_type): New function.
8794 (force_fit_type): Use it.
8795 * tree.h (fit_double_type): Export.
8797 2007-01-08 Jan Hubicka <jh@suse.cz>
8799 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8800 * ipa.c (function_and_variable_visibility): Fix return type.
8802 2007-01-08 Richard Guenther <rguenther@suse.de>
8804 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8805 of offset to build the index.
8806 * tree-pretty-print.c (dump_generic_node): Don't build negated
8807 const just for printing.
8808 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8809 * builtins.c (fold_builtin_int_roundingfn): Check if result
8810 fits the type by using force_fit_type and comparing the result.
8811 * predict.c (predict_loops): Use compare_tree_int for comparison.
8812 * tree.c (build_int_cst): Fall back to integer_type_node for
8814 (build_int_cst_wide): Assert type is non-null.
8816 2007-01-08 Roberto Costa <roberto.costa@st.com>
8818 * tree-vrp.c (extract_range_from_cond_expr): New.
8819 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8820 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8822 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8823 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8824 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8825 used as expressions.
8826 * tree-object-size.c (cond_expr_object_size): New.
8827 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8829 2007-01-08 Jan Hubicka <jh@suse.cz>
8831 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8832 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8835 2007-01-08 Richard Guenther <rguenther@suse.de>
8837 PR tree-optimization/23603
8838 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8839 (extract_range_from_binary): Fall back to truthvalue instead of
8840 varying for TRUTH_*_EXPR.
8841 (extract_range_from_comparison): Fall back to truthvalue instead of
8843 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8844 if all visited PHI values were constant.
8846 2007-01-08 Jan Hubicka <jh@suse.cz>
8848 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8849 (cgraph_analyze_function): break out from ...
8850 (cgraph_finalize_compilation_unit): ... here.
8851 (cgraph_expand_function): Remove forgoten commented out line.
8852 (cgraph_optimize): Analyze functions.
8854 2007-01-08 Jan Hubicka <jh@suse.cz>
8856 * tree-pas.h (TODO_remove_function): New flag.
8857 (TODO_update*): Renumber.
8858 (pass_ipa_increase_alignment,
8859 pass_ipa_function_and_variable_visibility): New passes.
8860 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8861 (cgraph_function_and_variable_visibility): Move to ipa.c
8862 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8863 cgraph_increase_alignment.
8864 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8865 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8866 calling tree-inline.
8867 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8868 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8869 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8870 (gate_increase_alignment): New function.
8871 (pass_ipa_increase_alignment): New pass.
8872 * ipa.c: Inline tree-pass.h and timevar.h
8873 (function_and_variable_visibility): Move here from cgraphunit.c
8874 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8875 * passes.c (init_optimization_passes): Add the two new passes.
8876 (execute_todo): Handle cgraph_remove_functions.
8878 2007-01-08 Nick Clifton <nickc@redhat.com>
8880 * config/frv/predicates.md (reg_or_0_operand): Accept
8883 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8885 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8886 * config.gcc: Add bfin*-rtems*.
8888 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8890 * c.opt: Add -flax-vector-conversions.
8891 * c-typeck.c (convert_for_assignment): Pass flag to
8892 vector_types_convertible_p to allow emission of note.
8893 (digest_init): Likewise.
8894 * c-opts.c: Handle -flax-vector-conversions.
8895 * c-common.c (flag_lax_vector_conversions): New.
8896 (vector_types_convertible_p): Unless -flax-vector conversions
8897 has been passed, disallow conversions between vectors with
8898 differing numbers of subparts and/or element types. If such
8899 a conversion is disallowed, possibly emit a note on the first
8900 occasion only to inform the user of -flax-vector-conversions.
8901 The new last argument specifies this.
8902 * c-common.h (flag_lax_vector_conversions): New.
8903 (vector_types_convertible_p): Add extra argument.
8904 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8905 char_type_node for V*QI type vectors.
8906 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8907 Update to satisfy new typechecking rules.
8908 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8910 * doc/invoke.texi (C Dialect Options): Document
8911 -flax-vector-conversions.
8913 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8915 PR tree-optimization/29877
8916 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8917 a register variable on the RHS to not be replaceable.
8919 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8920 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8921 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8922 const_simm15, const_pow2, const_npow2): Added.
8923 * config/score/misc.md (insv, extv, extzv, movmemsi,
8924 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8925 * config/score/score.c (score_address_cost, score_select_cc_mode):
8927 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8928 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8929 Update score_print_operand.
8930 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8931 Adjust register allocate order and update some macro define.
8932 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8933 mdx_block_move_straight, mdx_block_move_loop_head,
8934 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8935 mdx_block_move): Added.
8936 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8937 mdp_limm): Updated and fix some bug and typo.
8938 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8939 (movsf, movdf, doloop_end): Added.
8941 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8943 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8944 config/arm/thumb2.md: Fix comment typos.
8945 * doc/extend.texi: Fix a typo.
8947 2007-01-07 Eric Christopher <echristo@apple.com>
8949 * configure.ac: Check for __stack_chk_fail for darwin.
8950 * configure: Regenerate.
8952 2007-01-07 Richard Guenther <rguenther@suse.de>
8954 * tree-vrp.c (extract_range_from_assert): CSE calls to
8955 compare_values where possible.
8956 (extract_range_from_unary_expr): Likewise.
8958 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8960 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8961 * config/avr/avr.c (call_insn_operand): Delete function.
8962 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8963 instead of register number. Use predicates.
8964 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8965 call_insn_operand): Add.
8967 2007-01-06 Jan Hubicka <jh@suse.cz>
8969 * tree-pass.h (pass_build_cgraph_edges): Declare.
8970 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8971 (visited_nodes): Remove.
8972 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8973 build_cgrpah_edges; make visited_nodes local.
8974 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8975 (record_references_in_initializer): Move to cgraphbuild.c
8976 (initialize_inline_failed, rebuild_cgraph_edges,
8977 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8978 (verify_cgraph_node): Make visited_nodes local.
8979 (cgraph_analyze_function): Do not call cgraph_create_edges and
8980 initialize_inline_failed.
8981 (cgraph_expand_function): Do not call cgraph_lower_function;
8982 assert that function is already lowered.
8983 * Makefile.in (cgraphbuild.o): New.
8984 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8985 at the end of lowering passes.
8987 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8989 * ifcvt.c (cond_move_convert_if_block): New function, code
8990 factored out from...
8991 (cond_move_process_if_block): ...here. Call the new function
8992 on the THEN and ELSE blocks.
8993 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8994 already takes care of this.
8996 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8999 * tree.h (TREE_OVERFLOW_P): New.
9000 * c-typeck.c (parser_build_unary_op): Warn only if result
9001 overflowed and operands did not.
9002 (parser_build_binary_op): Likewise.
9003 (convert_for_assignment): Remove redundant overflow_warning.
9004 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9006 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9008 * c-typeck.c (store_init_value): Split over two lines to follow
9009 the GNU coding style.
9011 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9013 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9014 __GXX_EXPERIMENTAL_CXX0X__.
9015 * doc/cpp.texi: Same.
9017 2007-01-05 Richard Guenther <rguenther@suse.de>
9020 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9021 with mismatched types. Instead explicitly build a
9022 conversion NOP_EXPR.
9024 2007-01-05 Ian Lance Taylor <iant@google.com>
9026 * c-common.c (decl_with_nonnull_addr_p): New function.
9027 (c_common_truthvalue_conversion): Call it.
9028 * c-typeck.c (build_binary_op): Likewise.
9029 * c-common.h (decl_with_nonnull_addr_p): Declare.
9031 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9034 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9037 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9039 * doc/install.texi (Final install): Document the fact that
9040 the GNAT runtime should not be stripped.
9042 2007-01-04 Jan Hubicka <jh@suse.cz>
9044 * tree-inline.c (fold_marked_statements): Update operand caches
9045 and EH after folding
9047 2007-01-04 Ian Lance Taylor <iant@google.com>
9049 * c-common.c (check_function_nonnull): Whitespace fix.
9051 2007-01-04 Jan Hubicka <jh@suse.cz>
9053 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9054 comitted older version of patch.
9055 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9056 function, celanup cfg and collect garbage.
9058 2007-01-04 Mike Stump <mrs@apple.com>
9060 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9063 2007-01-04 Eric Christopher <echristo@apple.com>
9065 * libgcc2.c (__bswapsi2): Use SItype.
9066 (__bswapdi2): Use DItype.
9067 * libgcc2.h: Update for above.
9069 2007-01-04 Paul Brook <paul@codesourcery.com>
9071 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9072 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9073 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9074 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9075 umulsi3_highpart): Make conditional on !arm_arch6.
9076 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9077 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9078 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9079 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9080 umulsi3_highpart_v6): New insns.
9082 2007-01-04 Roger Sayle <roger@eyesopen.com>
9084 * fold-const.c (fold_convert): When casting an expression to void,
9085 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9086 have a type. Instead of attempting to build a NOP_EXPR, return
9087 these "special" trees directly.
9089 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9091 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9092 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9093 rs6000_cost->fp not 0 as adjustment for outer NEG.
9095 2007-01-04 Jan Hubicka <jh@suse.cz>
9097 * cgraph.c (cgraph_release_function_body): New function.
9098 (cgraph_remove_node): Use it.
9099 * cgraph.h (cgraph_release_function_body): Declare.
9100 * cgraphunit.c (cgraph_expand_function): Use it.
9101 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9102 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9103 is initialized and while compilation of other function is running.
9104 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9105 statement CFG annotations from here to ...
9106 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9108 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9110 * cfgloop.h (enum li_flags): Make the constants powers of two.
9112 2007-01-04 Jan Hubicka <jh@suse.cz>
9114 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9116 (fold_marked_statements): New function.
9117 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9118 * tree-inline.h (copy_body_data): Add statements_to_fold.
9120 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9122 * config.gcc: Mention libgcc/config.host.
9123 * Makefile.in: Update comments mentioning libgcc.
9124 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9125 (all.cross, start.encap, rest.encap, rest.cross): Update
9126 dependencies for libgcc move.
9127 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9128 (clean-target, clean-target-libgcc): Delete.
9129 (srcdirify, GCC_EXTRA_PARTS): New macros.
9130 (libgcc-support, libgcc.mvars): New rules.
9131 (distclean): Remove mention of mklibgcc.
9132 (install): Don't reference INSTALL_LIBGCC.
9133 (install-common): Don't reference EXTRA_PARTS.
9134 (install-libgcc, install-multilib): Delete rules.
9135 * mklibgcc.in: Delete file.
9136 * doc/configfiles.texi: Don't mention mklibgcc.
9138 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9139 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9140 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9141 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9142 (mklibgcc, ldblspecs): Likewise.
9144 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9145 (posixpre.def): Use $(T).
9146 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9147 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9148 (SHLIB_LINK): Make dummy.
9149 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9151 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9153 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9154 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9155 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9156 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9158 * configure.ac (all_outputs): Remove mklibgcc.
9159 * configure: Regenerated.
9161 2007-01-03 Josh Conner <jconner@apple.com>
9164 * calls.c (compute_argument_addresses): Set stack and stack_slot
9165 for partial args, too.
9166 (store_one_arg): Use locate.size.constant for the size when
9167 generating a save_area.
9169 2007-01-03 Robert Kennedy <jimbob@google.com>
9171 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9172 whose definitions are deleted due to basic block merging.
9174 2007-01-03 Paul Brook <paul@codesourcery.com>
9177 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9179 (use_return_insn): Return 0 for Thumb interrupt functions.
9180 (print_multi_reg): Add rfe argument for IRQ returns.
9181 (arm_output_epilogue): Pop interrupt return address directly into PC.
9182 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9184 2007-01-03 Paul Brook <paul@codesourcery.com>
9186 Merge from sourcerygxx-4_1.
9187 * config/arm/thumb2.md: New file.
9188 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9190 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9191 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9192 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9193 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9195 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9196 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9198 * config/arm/ieee754-sf.S: Ditto.
9199 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9200 (thumb1_base_register_rtx_p): ... to this.
9201 (thumb_index_register_rtx_p): Rename...
9202 (thumb1_index_register_rtx_p): ... to this.
9203 (thumb_output_function_prologue): Rename...
9204 (thumb1_output_function_prologue): ... to this.
9205 (thumb_legitimate_address_p): Rename...
9206 (thumb1_legitimate_address_p): ... to this.
9207 (thumb_rtx_costs): Rename...
9208 (thumb1_rtx_costs): ... to this.
9209 (thumb_compute_save_reg_mask): Rename...
9210 (thumb1_compute_save_reg_mask): ... to this.
9211 (thumb_final_prescan_insn): Rename...
9212 (thumb1_final_prescan_insn): ... to this.
9213 (thumb_expand_epilogue): Rename...
9214 (thumb1_expand_epilogue): ... to this.
9215 (arm_unwind_emit_stm): Rename...
9216 (arm_unwind_emit_sequence): ... to this.
9217 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9218 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9219 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9220 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9221 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9222 thumb2_output_casesi): New functions.
9223 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9224 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9225 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9226 THUMB2_WORK_REGS): Define.
9227 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9228 arm_condexec_mask, arm_condexec_masklen)): New variables.
9229 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9230 (arm_override_options): Check new CPU capabilities.
9231 Set new architecture flag variables.
9232 (arm_isr_value): Handle v7m interrupt functions.
9233 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9235 (const_ok_for_arm): Handle Thumb-2 constants.
9236 (arm_gen_constant): Ditto. Use movw when available.
9237 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9239 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9240 (thumb_find_work_register, arm_load_pic_register,
9241 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9242 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9243 print_multi_reg, output_mov_long_double_fpa_from_arm,
9244 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9245 output_mov_double_fpa_from_arm, output_move_double,
9246 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9247 output_return_instruction, arm_output_function_prologue,
9248 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9249 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9250 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9251 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9252 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9253 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9255 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9256 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9257 (arm_file_start): Output directive for unified syntax.
9258 (arm_unwind_emit_set): Handle stack alignment instruction.
9259 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9260 Add v6t2, v7, v7a, v7r and v7m.
9261 (RETLDM): Add Thumb-2 code.
9262 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9263 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9264 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9265 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9266 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9267 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9268 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9269 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9270 ADJUST_INSN_LENGTH): Define.
9271 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9272 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9273 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9274 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9275 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9276 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9277 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9278 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9279 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9280 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9281 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9282 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9283 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9284 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9285 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9286 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9287 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9289 * config/arm/arm-tune.md: Regenerate.
9290 * config/arm/arm-protos.h: Update prototypes.
9291 * config/arm/vfp.md: Enable patterns for Thumb-2.
9292 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9293 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9294 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9295 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9296 * config/arm/libunwind.S: Add Thumb-2 code.
9297 * config/arm/constraints.md: Update include Thumb-2.
9298 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9299 * config/arm/ieee754-df.S: Ditto.
9300 * config/arm/bpabi.S: Ditto.
9301 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9302 * config/arm/predicates.md (low_register_operand,
9303 low_reg_or_int_operand, thumb_16bit_operator): New.
9304 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9305 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9306 * config/arm/t-arm-elf: Add armv7 multilib.
9307 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9309 (UNSPEC_STACK_ALIGN, ce_count): New.
9310 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9311 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9313 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9314 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9315 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9316 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9317 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9318 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9320 * doc/extend.texi: Document ARMv7-M interrupt functions.
9321 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9323 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9325 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9326 (struct _Unwind_Context): Rename args_size to flags, remove
9327 signal_frame field, add a new args_size field and version field.
9328 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9329 _Unwind_IsExtendedContext): New inline functions.
9330 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9331 Assume by_value array is only present if _Unwind_IsExtendedContext.
9332 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9333 _Unwind_IsSignalFrame.
9334 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9335 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9336 (uw_init_context_1): Initialize context->flags to
9337 EXTENDED_CONTEXT_BIT.
9338 * config/rs6000/linux-unwind.h (frob_update_context): Use
9339 _Unwind_SetSignalFrame.
9341 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9344 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9345 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9348 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9350 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9351 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9352 RET, AT_SP): Remove.
9353 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9356 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9357 * cfgbuild.c (find_basic_blocks): Likewise.
9358 * cfgrtl.c (rtl_create_basic_block): Likewise.
9359 * function.c (temp_slots_at_level): Likewise.
9360 * reg-stack.c (stack_regs_mentioned): Likewise.
9361 * regclass.c (allocate_reg_info): Likewise.
9362 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9363 set_bb_for_stmt, move_block_to_fn): Likewise.
9364 * tree-complex.c (tree_lower_complex): Likewise.
9365 * vec.h (VEC_safe_grow_cleared): New.
9367 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9369 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9371 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9372 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9374 * cfgloopmanip.c (scale_loop_frequencies): Export.
9375 (loopify): Scale the frequencies by prescribed coefficients.
9376 (set_zero_probability): New function.
9377 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9378 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9379 and frequencies according to arguments.
9380 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9382 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9383 * modulo-sched.c (sms_schedule): Set probabilities for entering
9384 versioned loop correctly.
9385 * tree-vect-transform.c (vect_transform_loop): Ditto.
9386 * cfgloop.h (loopify, loop_version): Declaration changed.
9387 (scale_loop_frequencies): Declared.
9389 2007-01-02 Jan Hubicka <jh@suse.cz>
9391 * cgraph.c: Include tree-flow.h
9392 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9394 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9395 * tree-pass.h (pass_all_early_optimizations): Declare.
9396 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9398 (cgraph_analyze_function): Do early_local_passes.
9399 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9400 Do not add referenced vars.
9401 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9403 (gate_all_early_local_passes): New gate.
9404 (pass_early_local_passes): Use new gate.
9405 (execute_early_local_optimizations): New functions.
9406 (gate_all_early_optimizations): New gate.
9407 (pass_all_early_optimizations): New pass.
9408 (execute_free_datastructures): Free SSA only when initialized.
9409 (gate_init_datastructures): Init only when optimizing.
9410 (tree_lowering_passes): Do early local passes when called late.
9411 * tree-profile.c (do_tree_profiling): Don't profile functions added
9413 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9414 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9416 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9417 during early_local_passes.
9418 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9421 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9423 * Makefile.in: Update copyright year.
9425 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9427 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9428 in $(lang_checks) and check-consistency targets.
9430 2007-01-02 Jan Hubicka <jh@suse.cz>
9432 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9433 Do not add referenced vars.
9434 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9436 * passes.c (init_optimization_passes): Put mudflap_2 after
9437 free_datastructures.
9439 2007-01-02 Jan Hubicka <jh@suse.cz>
9441 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9442 Set NOTHROW flag on call statements proved to be nothrow.
9443 Update statement of local calls so new pure/const functions are
9444 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9446 (tree_rest_of_compilation): Register hooks and initialize bitmap
9447 early. Do not set after_inlining flag.
9449 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9451 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9452 HOST_BITS_PER_LONGLONG
9454 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9457 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9458 warning for non-static initializers.
9460 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9462 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9463 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9464 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9465 Always use set_unique_reg_note to add REG_EQUAL notes.
9467 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9470 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9472 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9473 * cfgbuild.c (find_basic_blocks): Likewise.
9474 * cfgrtl.c (rtl_create_basic_block): Likewise.
9475 * function.c (temp_slots_at_level): Likewise.
9476 * reg-stack.c (stack_regs_mentioned): Likewise.
9477 * regclass.c (allocate_reg_info): Likewise.
9478 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9479 set_bb_for_stmt, move_block_to_fn): Likewise.
9480 * tree-complex.c (tree_lower_complex): Likewise.
9481 * vec.h (VEC_safe_grow_cleared): New.
9483 2007-01-02 Ian Lance Taylor <iant@google.com>
9485 * c-common.c (c_common_truthvalue_conversion): When warning about
9486 using an assignment as a truth value, set TREE_NO_WARNING.
9488 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9491 * c.opt (Wold-style-declaration): New.
9492 * doc/invoke.texi (C-only Warning Options): New.
9493 (Wold-style-declaration): Document it.
9494 (Wextra): Enabled by -Wextra.
9495 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9496 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9497 -Wold-style-declaration.
9499 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9501 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9502 * cfgbuild.c (find_basic_blocks): Likewise.
9503 * cfgrtl.c (rtl_create_basic_block): Likewise.
9504 * function.c (temp_slots_at_level): Likewise.
9505 * reg-stack.c (stack_regs_mentioned): Likewise.
9506 * regclass.c (allocate_reg_info): Likewise.
9507 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9508 set_bb_for_stmt, move_block_to_fn): Likewise.
9509 * tree-complex.c (tree_lower_complex): Likewise.
9510 * vec.h (VEC_safe_grow_cleared): New.
9512 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9514 * c-common.c (c_common_nodes_and_builtins): Since variants of
9515 void_type_node get built before it is given a name, we need to
9516 give those variants the name, too.
9517 (complete_array_type): We need to work with the canonical main
9518 type of the array, from which we will build the qualified version.
9519 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9520 * print-tree.c (print_node): Display canonical type information
9522 * stor-layout.c (layout_type): When we don't know the
9523 alignment of a type for which we're building an array, we end up
9524 guessing wrong, so make the type require structural equality.
9525 * tree.c (make_node_stat): When we build a new type, it is its
9527 (build_type_attribute_qual_variant): When building an attribute
9528 variant, its canonical type is the non-attribute variant. However,
9529 if the attributes are target-dependent and they differ, we need to
9530 use structural equality checks for this type.
9531 (build_qualified_type): A qualified type is not equivalent to its
9532 unqualified variant; set the canonical type appropriately.
9533 (build_distinct_type_copy): When building a distinct type from
9534 another type, the new type is its own canonical type.
9535 (build_variant_type_copy): When building a new type variant, we
9536 assume that it is equivalent to the original type.
9537 (build_pointer_type_for_mode): When building a pointer type, also
9538 build a canonical type pointer.
9539 (build_reference_type_for_mode): When building a reference type,
9540 also build a canonical type reference.
9541 (build_index_type): When we can't hash an index type (e.g.,
9542 because its maximum value is negative), the index type requires
9543 structural equality tests.
9544 (build_array_type): Build the canonical form of an array type.
9545 (build_function_type): Function types require structural equality,
9546 because they contain default arguments, attributes, etc.
9547 (build_method_type_directly): Ditto for method types.
9548 (build_offset_type): Build the canonical offset type.
9549 (build_complex_type): Build the canonical vector type.
9550 (make_vector_type): Build the canonical vector type.
9551 * tree.h (TYPE_CANONICAL): New.
9552 (TYPE_STRUCTURAL_EQUALITY_P): New.
9553 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9554 (struct tree_type): Added "canonical" field.
9555 * params.h (VERIFY_CANONICAL_TYPES): New.
9556 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9557 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9558 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9559 * doc/invoke.texi (verify-canonical-types): Document --param
9560 parameter for verifying canonical types.
9562 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9564 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9565 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9566 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9567 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9569 * config/rs6000/e500.h: New.
9570 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9571 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9573 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9574 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9575 TARGET_E500_DOUBLE): Remove.
9576 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9577 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9578 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9579 * config/rs6000/rs6000.c (rs6000_override_options): Use
9582 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9584 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9585 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9586 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9587 rs6000_emit_cmove): Don't check TARGET_E500.
9588 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9589 sordered): Don't check TARGET_E500.
9591 2007-01-01 Eric Christopher <echristo@apple.com>
9593 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9594 HARD_REGISTER_NUM_P.
9596 2007-01-01 Roger Sayle <roger@eyesopen.com>
9598 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9599 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9600 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9603 2007-01-01 Mike Stump <mrs@apple.com>
9605 * configure.ac: Remove support for building with Apple's gcc-3.1.
9607 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9610 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9611 REG is a hard register. Do not modify REG before calling
9613 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9614 multiple of the size of YMODE for certain lowpart cases.
9616 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9619 * gimplify (voidify_wrapper_expr): Update for
9622 2007-01-01 Andreas Schwab <schwab@suse.de>
9625 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9626 save of BR0 in extra_spill_size instead of spill_size.
9627 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9629 (ia64_expand_epilogue): Restore BR0 from its new location.
9631 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9633 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9634 Use a temporary variable if the left hand side is not a gimple
9637 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9639 * gimplify.c (gimplify_return_expr): Make the temporary variable
9640 for the return expression, a gimple register variable.
9642 2007-01-01 Jan Hubicka <jh@suse.cz>
9644 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9647 2007-01-01 Mike Stump <mrs@apple.com>
9649 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9651 * config/darwin.c (machopic_select_rtx_section): Use
9653 (darwin_mergeable_constant_section): Likewise.
9654 * configure: Regenerate.
9655 * config.in: Regenerate.
9657 2007-01-01 Jan Hubicka <jh@suse.cz>
9658 Andrew Pinski <pinskia@gmail.com>
9660 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9661 before starting IPA passes.