1 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3 PR tree-optimization/30666
4 * tree.c (build_complex_type): When creating type names for DWARF2
5 debug info, create TYPE_DECLs for TYPE_NAME instead of
7 (build_common_tree_nodes_2): Use build_complex_type when building
8 predefined complex types, to preserve canonical types.
10 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13 (noce_get_alt_condition): Look at it to determine whether to
14 reverse the condition or not.
15 (noce_get_condition): Substitute the truth for lies.
16 (noce_find_if_block): Set the then_else_reversed field.
18 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21 destination of this insn.
22 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23 than calling gen_rtx_SET directly. Use r0 to hold the value of
24 'address + 4' rather than a stack based temporary which can be
27 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
29 * config/s390/s390.c (s390_secondary_input_reload_class,
30 s390_secondary_output_reload_class): Functions removed.
31 (s390_secondary_reload): New function.
32 (TARGET_SECONDARY_RELOAD): Target macro defined.
33 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
34 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
35 * config/s390/s390.md ("reload_outti", "reload_outdi",
36 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
37 "reload_out<mode>"): Expanders removed.
38 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
39 "reload<mode>_nonoffmem_out"): Expanders added.
41 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
43 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
44 SRC->DEST replacement failed anyway.
46 2007-03-28 Mike Stump <mrs@apple.com>
48 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
49 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
51 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
53 * config.gcc: Accept barcelona as a variant of amdfam10.
54 * config/i386/i386.c (override_options): Likewise.
55 * doc/invoke.texi: Likewise.
57 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
59 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
60 offsets for BIT_FIELD_REF and COMPONENT_REF.
62 2007-03-28 Richard Guenther <rguenther@suse.de>
64 * tree.c (is_global_var): Move ...
65 * tree-flow-inline.h (is_global_var): ... here.
66 * tree.h (is_global_var): Remove declaration.
68 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
72 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
73 * config/i386/i386.c (ix86_tune_features): Initialize new
75 * config/i386/predicates.md (promotable_binary_operator): Use
76 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
78 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
81 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
83 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
85 * config/fr30/fr30.md (movsi_internal): Change destination
86 constraint from m to V and add m to the end.
88 2007-03-28 Christian Bruel <christian.bruel@st.com>
90 * config/sh/sh.md (movsi_i): Fix type attribute.
92 2007-03-28 Christian Bruel <christian.bruel@st.com>
94 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
97 2007-03-28 Christian Bruel <christian.bruel@st.com>
99 * config.gcc: Add sh4-300 to multilib.
100 * config/sh/t-mlib-sh4-300: New file.
102 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
104 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
105 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
107 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
108 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
109 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
110 "fixuns_trunctddi2"): Whitespace fix.
112 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
114 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
115 the definition of struct sh_args.
116 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
117 CALL_COOKIE_INT_REG_GET): Likewise.
119 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
121 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
122 transformations are applied successfully.
124 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
126 * tree.c (tree_contains_struct): Permit 512 tree codes.
127 * tree.h (tree_contains_struct): Ditto.
128 (MAX_TREE_CODES): Ditto.
129 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
130 SPARE member to store remaining padding bits.
132 2007-03-27 Anatoly Sokolov <aesok@post.ru>
134 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
137 2007-03-27 Janis Johnson <janis187@us.ibm.com>
139 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
140 * configure: Regenerate.
142 * configure: Regenerate using the correct version of autoconf.
144 2007-03-27 Anatoly Sokolov <aesok@post.ru>
146 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
148 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
149 regs to "__SP_L__" and "__SP_H__".
151 2007-03-27 Richard Guenther <rguenther@suse.de>
153 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
154 computations with it with a HOST_WIDE_INT variable.
156 2007-03-26 Mike Stump <mrs@apple.com>
158 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
159 objective-c-header, objective-c++-header and objc++-cpp-output
161 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
163 2007-03-26 Richard Henderson <rth@redhat.com>
166 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
167 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
168 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
169 IX86_BUILTIN_PSRLQ128): New.
170 (ix86_init_mmx_sse_builtins): Add them.
171 (ix86_expand_builtin): Expand them.
172 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
174 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
175 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
176 _mm_srli_epi64): Mark __B const.
177 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
178 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
179 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
180 new two-vector shift builtins.
182 2007-03-26 Ian Lance Taylor <iant@google.com>
184 PR tree-optimization/31345
185 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
186 [+INF, +INF(OVF)] into VARYING.
188 2007-03-26 Zack Weinberg <zackw@panix.com>
190 * gengtype-parse.c: New file.
191 * gengtype-yacc.y: Delete.
192 * gengtype-lex.l: Don't include gengtype-yacc.h.
193 Define YY_DECL and yyterminate appropriately for recursive
194 descent parser. yylval is now a string out-parameter to yylex.
195 (HWS, EOID): New shorthand.
196 (IWORD): Add a couple more types.
197 (yylex): Add a setup stanza. Remove the complex rules for
198 detecting GTY'ed types and typedefs; replace with simple
199 keyword detectors. Adjust everything for the changed
200 definition of yylval. Ignore all pp-directives, not just #define.
202 (parse_file): Rename yybegin; do not call yyparse.
204 * gengtype.c (xasprintf): Export again.
205 (this_file): New. Use everywhere __FILE__ was being used.
206 (get_lang_bitmap): Special case types defined in gengtype.c.
207 (do_typedef, new_structure): Suppress definition of certain types.
208 (new_structure): Improve diagnostics of duplicate definitions.
209 Make sure location_s is associated with input.h.
210 (nreverse_pairs, define_location_structures): New functions.
211 (main): Improve tagging of kludge types. Remove old kludges
212 for input.h types; use define_location_structures.
213 * gengtype.h: Update prototypes. Define token codes here.
214 * Makefile.in: Remove all references to gengtype-yacc.
215 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
217 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
218 add GTY((skip)) to the field that's only conditionally there.
219 * doc/install.texi: Document that Bison is no longer required
220 unless building treelang.
222 * gengtype.c: Don't include gtyp-gen.h.
223 (srcdir): Declare here.
224 (base_files, lang_dir_names): Allocate dynamically.
225 (gt_files, num_gt_files, num_lang_dirs): New globals.
226 (measure_input_list, read_input_line, read_input_list)
227 (set_lang_bitmap): New functions.
228 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
229 simplify, relying on read_input_list to set up the bitmaps.
230 (main): Arguments are no longer unused. Check for correct number
231 of command line arguments, set srcdir and srcdir_len, then call
232 read_input_list, before doing anything else. No need to worry
233 about duplicates in main loop.
234 * configure.ac: Simplify the calculation of all_gtfiles.
235 Put language tags in there. Don't set or substitute
236 all_gtfiles_files_langs or all_gtfiles_files_frags.
237 * Makefile.in: Revamp the way gengtype is invoked, now that it
238 takes a file on its command line with a much simpler format.
239 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
240 (GTFILES): Remove duplicates and C source files.
241 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
242 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
243 * configure: Regenerate.
245 * gengtype.h: Remove all type definitions to gengtype.c; leave
246 only definitions of options_p, type_p, and pair_p as opaque
247 pointers. Update prototypes.
248 * gengtype.c: Many type definitions moved here from gengtype.h.
249 Consolidate type definitions at the top of the file.
250 (xvasprintf): Delete.
251 (xasprintf): Make static.
252 (create_nested_pointer_option): Add 'next' parameter.
253 (create_field_all, create_field_at): New functions.
254 (create_field): Now a thin wrapper around create_field_all.
255 (create_optional_field): Rename create_optional_field_ and add
256 line argument. Original name is now a macro which supplies
258 (oprintf): Use vsnprintf directly.
259 (close_output_files): Use fatal rather than perror/exit.
260 (note_def_vec, note_def_vec_alloc): Use create_field_at.
261 (main): Set progname. Don't use exit.
262 * gengtype-yacc.y (struct_fields): Use create_field_at.
263 (option, optionseqopt): Delete.
264 (optionseq): Consolidate productions from option here so we
265 can use the first argument to create_option.
267 * gengtype-lex.l: Distinguish unions from structures in the
268 token type. Don't call find_structure; return the tag as a string.
269 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
270 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
271 Reorganize typedef_struct production accordingly.
272 Use create_nested_ptr_option.
273 * gengtype.c (create_nested_ptr_option): New function.
274 * gengtype.h: Declare it.
276 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
277 (string_type): Don't declare.
278 (do_scalar_typedef): Declare.
279 (create_scalar_type): Update prototype.
280 * gengtype.c (string_type): Make static.
281 (scalar_nonchar, scalar_char): New.
282 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
283 (resolve_typedef): Use scalar_nonchar for error recovery.
284 (create_scalar_type): Remove name_len field. Return scalar_char
285 or scalar_nonchar as appropriate.
286 (adjust_field_type): Look at scalar_is_char boolean to decide whether
288 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
290 (main): Initialize scalar_char and scalar_nonchar before calling
292 * gengtype-lex.l: Adjust for removal of second argument to
293 create_scalar_type. Use yylval.s instead of yylval.t when
295 * gengtype-yacc.y: Type of SCALAR is string. Call
296 create_scalar_type from type:SCALAR rule. Adjust for removal of
297 second argument to create_scalar_type.
299 * vec.h: Remove all #if IN_GENGTYPE blocks.
300 Add comment saying that changes may require adjustments to gengtype.
301 * gengtype.c: Don't include coretypes.h or tm.h.
302 Add comment to inclusion of errors.h.
303 (note_def_vec, note_def_vec_alloc): New functions.
304 * gengtype.h: Declare new functions.
305 * gengtype-lex.l: Don't include coretypes.h.
306 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
308 (update_lineno): Remove unnecessary prototype.
309 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
310 (VEC rule): Just return VEC_TOKEN.
311 * gengtype-yacc.y (VEC_TOKEN): New token type.
312 (type): Add a production for VEC(a,b).
313 * Makefile.in: Update dependencies.
315 * gengtype-lex.l: Remove rules for parsing pointer-to-function
316 typedefs that use the old PARAMS macro.
318 * gengtype-lex.l: Remove all rules and states relating to yacc
320 * gengtype-yacc.y: Similarly.
321 * gengtype.c (note_yacc_type): Delete function.
322 * gengtype.h: Update prototypes.
324 2007-03-26 Joseph Myers <joseph@codesourcery.com>
326 * tree-pretty-print.c (dump_generic_node): Report precision of
327 unnamed integer types.
329 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
331 * ifcvt.c (noce_try_store_flag_constants): Don't check
333 (noce_try_store_flag_constants): Don't check no_new_pseudos.
334 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
335 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
336 noce_try_sign_mask): Likewise.
337 (if_convert): Check no_new_pseudos here.
339 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
341 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
342 (noce_get_condition): Handle new then_else_reversed argument.
343 (noce_init_if_info): Remove, fold into noce_find_if_block.
344 (noce_process_if_block): Take a struct noce_if_info as the
345 argument. Don't set up one based on ce_if_info. Update pointer
346 references accordingly.
347 (cond_move_process_if_block): Likewise.
348 (process_if_block): Removed.
349 (find_if_block): Removed. Move functionality two new functions,
350 noce_find_if_block and cond_exec_find_if_block.
351 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
352 blocks and the symmetric IF-ELSE-JOIN case.
353 (cond_exec_find_if_block): Also new function mostly based on old
354 find_if_block and process_if_block.
355 (find_if_header): Replace find_if_block call with separately
356 guarded calls to noce_find_if_block and cond_exec_find_if_block.
357 (find_cond_trap): Update noce_get_condition call.
358 (dead_or_predicable): Likewise.
360 2007-03-26 Jakub Jelinek <jakub@redhat.com>
362 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
364 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
365 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
366 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
367 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
368 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
369 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
370 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
371 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
372 __builtin_ia32_psrad128 builtins.
374 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
376 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
377 * config/i386/constraints.md
378 (define_constraint "I"): Use IN_RANGE macro.
379 (define_constraint "J"): Ditto.
380 (define_constraint "K"): Ditto.
381 (define_constraint "M"): Ditto.
382 (define_constraint "N"): Ditto.
383 (define_constraint "O"): Ditto.
384 * config/i386/predicates.md
385 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
386 (define_predicate "const_0_to_3_operand"): Ditto.
387 (define_predicate "const_0_to_7_operand"): Ditto.
388 (define_predicate "const_0_to_15_operand"): Ditto.
389 (define_predicate "const_0_to_63_operand"): Ditto.
390 (define_predicate "const_0_to_255_operand"): Ditto.
391 (define_predicate "const_1_to_31_operand"): Ditto.
392 (define_predicate "const_2_to_3_operand"): Ditto.
393 (define_predicate "const_4_to_7_operand"): Ditto.
395 2007-03-25 David Edelsohn <edelsohn@gnu.org>
397 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
398 in SImode for save_world.
399 * config/rs6000/altivec.md (save_world, restore_world): Convert to
402 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
404 PR tree-optimization/30784
405 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
408 2007-03-25 Revital Eres <eres@il.ibm.com>
410 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
411 Fold movement_possibility function into it.
413 2007-03-25 David Edelsohn <edelsohn@gnu.org>
415 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
416 (load_macho_picbase_{si,di}): Convert to LR hard reg.
417 (call_indirect_nonlocal_darwin64): Same.
418 (call_nonlocal_darwin64): Same.
419 (call_value_indirect_nonlocal_darwin64): Same.
420 (call_value_nonlocal_darwin64): Same.
421 (sibcall_nonlocal_darwin64): Same.
422 (sibcall_value_nonlocal_darwin64): Same.
423 (sibcall_symbolic_64): Same.
424 (sibcall_value_symbolic_64): Same.
425 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
427 (rs6000_emit_load_toc_table): Same.
428 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
429 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
435 (load_toc_v4_pic_si): Same
436 (load_toc_v4_PIC_1): Same.
437 (load_toc_v4_PIC_1b): Same.
438 (call_indirect_aix{32,64}): Same.
439 (call_value_indirect_aix{32,64}): Same.
442 (call_local{32,64}): Same.
443 (call_value_local{32,64}): Same.
444 (call_indirect_nonlocal_aix{32,64}): Same.
445 (call_nonlocal_aix{32,64}): Same.
446 (call_value_indirect_nonlocal_aix{32,64}): Same.
447 (call_value_nonlocal_aix{32,64}): Same.
448 (call_indirect_nonlocal_sysv<mode>): Same.
449 (call_nonlocal_sysv<mode>): Same.
450 (call_value_indirect_nonlocal_sysv<mode>): Same.
451 (call_value_nonlocal_sysv<mode>): Same.
453 (sibcall_local{32,64}): Same.
454 (sibcall_value_local{32,64}): Same.
455 (sibcall_nonlocal_aix{32,64}): Same.
456 (sibcall_value_nonlocal_aix{32,64}): Same.
457 (sibcall_nonlocal_sysv<mode>): Same.
458 (sibcall_value): Same.
459 (sibcall_value_nonlocal_sysv<mode>): Same.
461 2007-03-24 Paul Brook <paul@codesourcery.com>
463 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
464 * config/arm/linux-eabi.h: Remove legacy syscall hack.
466 2007-03-24 Richard Henderson <rth@redhat.com>
468 * config/ia64/constraints.md: New file.
469 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
470 satisfies_constraint_?.
471 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
472 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
473 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
474 ia64_output_mi_thunk): Likewise.
475 (ia64_const_ok_for_letter_p): Remove.
476 (ia64_const_double_ok_for_letter_p): Remove.
477 (ia64_extra_constraint): Remove.
478 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
479 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
480 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
481 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
482 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
483 EXTRA_MEMORY_CONSTRAINT): Remove.
484 * config/ia64/ia64.md: Include constriants.md. Replace
485 CONST_OK_FOR_? with satisfies_constraint_?.
487 2007-03-23 Michael Meissner <michael.meissner@amd.com>
488 H.J. Lu <hongjiu.lu@intel.com>
490 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
492 (name macros): Use DPD_BID_NAME to convert names properly.
494 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
495 decimal floating point format.
496 (init_floating_libfuncs): Change decimal functions so that they
497 have a "bid_" prefix if the decimal system uses the BID format,
498 and "dpd_" prefix if the decimal system uses the DPD format.
499 (init_interclass_conv_libfuncs): Ditto.
500 (init_intraclass_conv_libfuncs): Ditto.
502 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
503 using the BID format.
505 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
506 whether we are using the BID decimal format.
507 * configure: Regenerate.
509 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
510 the compiler has decimal floating point enabled. Define
511 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
514 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
515 using the BID format.
517 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
518 whether we are using the BID decimal format.
519 * configure: Regenerate.
521 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
522 the compiler has decimal floating point enabled. Define
523 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
526 * doc/install.texi (--enable-decimal-float): Document BID and DPD
527 options, and that it is enabled for i386/x86_64 systems.
529 * Makefile.in (enable_decimal_float): New.
531 (DECNUMINC): Add -I$(DECNUMFMT).
532 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
533 to $(DECNUMFMT) from $(DECNUM).
535 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
536 Substitute enable_decimal_float.
537 * configure: Regenerated.
540 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
543 * configure.ac: Enable decimal float for x86_64-*-linux*.
544 * configure: Regenerated.
547 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
548 decimal128ClearSign to flip and clear the sign bit in decimal128.
549 (decimal_real_maxval): Set decimal128SetSign to set the sign
552 2007-03-23 Ian Lance Taylor <iant@google.com>
554 * fold-const.c (fold_binary): Correct warning for X - c >= X.
556 2007-03-23 Ian Lance Taylor <iant@google.com>
558 * tree-dump.c (dump_files): Correct comment.
560 2007-03-23 Ian Lance Taylor <iant@google.com>
562 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
564 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
566 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
567 in cfglayout mode. Don't go into and out of cfglayout mode.
568 Link the blocks in the order of the constructed traces.
569 (rest_of_handle_tracer): Adjust call to tracer.
570 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
571 Don't go into cfglayout mode.
572 (rtl_loop_done): Don't go out of cfglayout mode.
573 * cfglayout.c (relink_block_chain): New function, split out from...
574 (fixup_reorder_chain): ...here. Remove redundant checking.
575 (cfg_layout_finalize): Don't clear the header, footer, and aux
576 fields here, move the code to do so to relink_block_chain. Likewise
577 for free_original_copy_tables.
578 * rtl.h (tracer): Update prototype.
579 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
580 Assert we are in cfglayout mode. Don't go into and out of cfglayout
581 mode. Use relink_block_chain to serialize the CFG according to the
582 new basic block order. Move targetm.cannot_modify_jumps_p check from
584 (gate_handle_reorder_blocks): ...to here.
585 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
587 (gate_duplicate_computed_gotos): ...to here.
588 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
589 something always changes when going into and out of cfglayout mode.
590 Perform an expensive cfg cleanup while going into cfglayout mode.
591 Always update liveness information on HAVE_conditional_execution
592 targets. Reserialize the basic blocks and go out of cfglayout mode.
593 * reg-stack.c: Include cfglayout.h.
594 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
595 the call to reorder_basic_blocks.
596 * basic-block.h (reorder_basic_blocks): Update prototype.
597 (relink_block_chain): New prototype.
598 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
600 2007-03-23 Joseph Myers <joseph@codesourcery.com>
602 * config/mips/mips.md (type, hazard, *movdi_32bit,
603 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
604 *movhi_internal, *movqi_internal, *movsf_hardfloat,
605 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
606 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
607 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
609 (movcc): Change first xfer to multi.
610 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
611 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
612 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
613 config/mips/generic.md: Change reservations using "xfer" to use
615 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
617 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
618 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
620 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
622 2007-03-22 Richard Henderson <rth@redhat.com>
624 * config/i386/i386.c: Remove unnecessary function declarations.
625 Move targetm definition, and all related macros, to the end of
626 the file. Resort some functions to put definitions before uses.
627 (ix86_attribute_table): Make static. Move to end of file.
628 (ix86_gimplify_va_arg): Make static.
630 2007-03-22 Richard Henderson <rth@redhat.com>
632 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
633 don't increase local_regparm with force_align_arg_pointer check.
634 (ix86_function_sseregparm): Assert 32-bit.
635 (type_has_variadic_args_p): New.
636 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
637 type_has_variadic_args_p.
638 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
639 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
640 use memset instead. Do maybe_vaarg check first; skip attribute
641 tests if true; skip attribute tests for 64-bit.
642 (construct_container): Remove TARGET_DEBUG_ARG.
643 (function_arg_advance_32, function_arg_advance_64): Split out ...
644 (function_arg_advance): ... from here.
645 (function_arg_32, function_arg_64): Split out ...
646 (function_arg): ... from here.
647 (ix86_pass_by_reference): Tidy.
648 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
649 (function_value_32): New, from parts of ix86_function_value
650 and ix86_value_regno.
651 (function_value_64): New, from parts of ix86_function_value
652 and ix86_libcall_value.
653 (ix86_function_value_1): New.
654 (ix86_function_value, ix86_libcall_value): Use it.
655 (return_in_memory_32, return_in_memory_64): Split out ...
656 (ix86_return_in_memory): ... from here.
657 (ix86_struct_value_rtx): Skip for 64-bit.
658 (ix86_libcall_value, ix86_value_regno): Remove.
659 (setup_incoming_varargs_64): Split out ...
660 (ix86_setup_incoming_varargs): ... from here.
661 (ix86_va_start): Remove TARGET_DEBUG_ARG.
662 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
663 * config/i386/i386-protos.h (ix86_function_value): Remove.
664 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
666 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
669 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
670 infinities not supported, otherwise emit warning if -Woverflow. On
671 underflow, emit warning if -Woverflow.
672 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
674 * real.h (real_from_string): Update declaration
676 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
677 Richard Henderson <rth@redhat.com>
679 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
680 * calls.c (compute_argument_block_size, expand_call,
681 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
682 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
683 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
684 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
685 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
686 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
687 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
688 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
691 2007-03-22 Joseph Myers <joseph@codesourcery.com>
693 * c-incpath.c (add_sysroot_to_chain): New.
694 (merge_include_chains): Add sysroot argument. Call
695 add_sysroot_to_chain if sysrooted.
696 (register_include_chains): Update call to merge_include_chains.
697 * doc/cppopts.texi: Document use of '=' in include directory
700 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
702 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
703 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
704 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
705 insn pattern using X87MODEF12 mode macro.
707 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
709 * regmove.c (regmove_optimize): Use reg_mentioned_p
710 instead of reg_overlap_mentioned_p for DST.
712 2007-03-21 Mike Stump <mrs@apple.com>
714 * c.opt: Fixup for Objective-C/C++.
716 2007-03-21 Steve Ellcey <sje@cup.hp.com>
718 * explow.c (convert_memory_address): Fold memory reference when
719 POINTERS_EXTEND_UNSIGNED < 0
721 2007-03-21 Richard Henderson <rth@redhat.com>
724 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
725 * config/i386/mmintrin.h (__m64): Likewise.
726 * config/i386/xmmintrin.h (__m128): Likewise.
728 2007-03-21 Richard Sandiford <richard@codesourcery.com>
730 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
731 (VXWORKS_OS_CPP_BUILTINS): Define.
732 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
733 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
735 2007-03-21 Richard Sandiford <richard@codesourcery.com>
737 * rtl.h (constant_pool_reference_p): Delete.
738 (find_constant_src): Declare.
739 * rtlanal.c (find_constant_src): New function.
740 * simplify-rtx.c (constant_pool_reference_p): Delete.
741 * config/i386/i386.md: Use find_constant_src instead of
742 constant_pool_reference_p/avoid_constant_pool_reference pairs.
744 2007-03-21 Richard Sandiford <richard@codesourcery.com>
746 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
747 * c-cppbuiltin.c (c_cpp_builtins): Define them.
749 2007-03-20 Mark Mitchell <mark@codesourcery.com>
751 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
752 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
753 (arm_elf_asm_constructor): Use it.
754 (arm_elf_asm_destructor): New function.
756 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
758 * jump.c (mark_jump_label): Treat SEQUENCE specially.
760 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
762 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
764 2007-03-19 Andrew Haley <aph@redhat.com>
766 PR tree-optimization/31264
767 * tree-vrp.c (register_edge_assert_for_1): Don't look though
770 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
772 PR rtl-optimization/30907
773 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
774 (fwprop_init): Always call loop_optimizer_initialize.
775 (fwprop_done): Always call loop_optimizer_finalize.
776 (fwprop): We always have loop info now.
777 (gate_fwprop_addr): Remove.
778 (pass_fwprop_addr): Use gate_fwprop as gate.
780 PR rtl-optimization/30841
781 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
782 df_chain_alloc): Call df_reorganize_refs unconditionally.
783 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
784 refs_organized to refs_organized_size.
785 (df_ref_create_structure): Use refs_organized_size instead of
786 bitmap_size if refs had been organized, and keep refs_organized_size
788 * df.h (struct df_ref_info): Change refs_organized to
790 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
793 2007-03-19 Mark Mitchell <mark@codesourcery.com>
795 * except.c (output_function_exception_table): Do not reference the
796 EH personality routine for functions that do not require an
799 2007-03-20 Jakub Jelinek <jakub@redhat.com>
802 * c-typeck.c (convert_for_assignment): Call comptypes for
803 RECORD_TYPE or UNION_TYPE.
806 * reload1.c (reload): Do invalid ASM checking after
807 cleanup_subreg_operands.
809 2007-03-19 Jeff Law <law@redhat.com>
811 * tree-cfg.c (find_taken_edge): Tighten conditions for
812 optimizing computed gotos.
814 2007-03-19 Michael Matz <matz@suse.de>
816 * builtins.c (expand_builtin_sync_operation,
817 expand_builtin_compare_and_swap,
818 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
821 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
822 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
825 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
827 * doc/tm.texi: Add brackets around the return type of
828 TARGET_SECONDARY_RELOAD.
830 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
831 Richard Guenther <rguenther@suse.de>
833 PR tree-optimization/31254
834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
835 Use handled_component_p () where appropriate. Continue
836 propagating into the rhs if we propagated into an INDIRECT_REF
839 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
841 * config/s390/s390.md (op_type attribute): RRR instruction type added.
842 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
843 (xde, xdee): Mode attributes adjusted to support DFP modes.
844 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
845 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
846 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
847 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
848 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
849 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
850 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
852 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
853 "movsf"): Insn definitions removed.
854 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
855 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
856 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
858 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
859 "reload_in<mode>", "reload_out<mode>"): Expander added.
860 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
863 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
865 * config/s390/s390.md: Only non-functional changes. Renamed
866 FPR mode macro to BFP all over the file.
868 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
870 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
871 (op_type attribute): RRF instruction type added.
872 (fT0): New mode attribute.
873 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
874 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
875 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
876 no secondary memory is needed when moving DFmode values between GPRs
879 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
881 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
882 inverted and documentation adjusted.
883 ("mhard-dfp", "msoft-dfp"): New options.
884 * config/s390/s390.c (s390_handle_arch_option): New architecture
886 (override_options): Sanity checks for the new options added.
887 * config.gcc: New architecture switch: z9-ec.
888 * config/s390/s390.h (processor_flags): PF_DFP added.
889 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
890 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
891 when the bit is NOT set so remove it from the defaults.
893 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
895 * genemit.c (main): Print include statement for dfp.h.
896 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
899 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
901 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
903 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
906 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
909 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
911 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
912 attr_length_call, output_call, output_indirect_call): Cleanup
913 formatting of targetm calls.
915 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
917 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
919 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
921 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
922 reservation, bypass and anti-bypass descriptions for these instructions.
923 Update move patterns.
924 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
927 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
929 * tree-vect-transform.c (get_initial_def_for_induction): Replace
930 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
931 (get_initial_def_for_reduction): Likewise.
933 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
935 Fix PR tree-optimization/29922
936 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
937 (get_representative): Removed.
938 (value_dies_in_block_x): Update for rvuse removal.
939 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
940 (compute_antic_aux): Handle when PHI nodes appear in
941 non-single-successors.
942 (dump_bitmap_of_names): Removed.
943 (compute_antic_safe): Renamed and removed rvuse calculation.
944 Calculate only antic safe.
945 (insert_into_preds_of_block): Remove assert.
946 (execute_pre): Update for renamed functions.
947 (defer_or_phi_translate_block): New function.
949 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
951 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
952 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
954 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
955 Follow spelling conventions.
957 * tree-data-ref.h: Remove the prototype for analyze_array.
959 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
961 PR tree-optimization/31041
962 * tree-vect-transform.c (get_initial_def_for_induction): Call
963 force_gimple_operand.
965 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
967 * ipa-type-escape.c (look_for_casts) : Revert code to use
968 handled_component_p due to ada test a-numaux.adb.
970 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
972 * final.c (final_scan_insn): Alter the condition of a
973 conditional trap if we have nonstandard CC.
975 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
977 * configure.ac: Remove excess quoting from asm line 0 test.
978 * configure: Rebuilt.
980 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
982 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
983 * c-common.c (convert_and_check): Move warning logic to...
984 (warnings_for_convert_and_check): ...here. Define.
985 * c-common.h (warnings_for_convert_and_check): Declare.
987 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
989 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
990 (output_call): Likewise.
992 2007-03-16 Richard Sandiford <richard@codesourcery.com>
994 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
996 2007-03-16 Richard Sandiford <richard@codesourcery.com>
998 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1000 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1003 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1005 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1007 PR tree-optimization/31183
1008 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1009 Use double_int instead of unsigned int for representing access_strides.
1010 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1012 2007-03-16 Richard Guenther <rguenther@suse.de>
1014 PR tree-optimization/31146
1015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1016 to allow recursion of forward_propagate_addr_expr.
1017 (forward_propagate_addr_into_variable_array_index): Likewise.
1018 (forward_propagate_addr_expr): Likewise.
1019 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1020 (forward_propagate_addr_expr_1): Recurse on simple copies
1021 instead of propagating into them. Do so for useless conversions
1023 (forward_propagate_addr_expr): Clean up unused statements after
1026 2007-03-16 Richard Guenther <rguenther@suse.de>
1028 * builtins.c (expand_builtin_cexpi): Use the right argument
1029 for the expansion via cexp.
1031 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1033 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1034 * configure: Rebuilt.
1036 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1039 * dwarf2out.c (force_type_die): Adjust comment.
1040 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1042 2007-03-15 DJ Delorie <dj@redhat.com>
1044 * config/frv/predicates.md (minmax_operator): Don't check operands
1047 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1049 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1050 Update constant estimates of number of iterations.
1051 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1052 argument renamed to "realistic".
1053 (compute_estimated_nb_iterations): Removed.
1054 (record_niter_bound): New function.
1055 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1056 call record_nonwrapping_iv with upper = false.
1057 (infer_loop_bounds_from_signedness): Pass upper argument to
1058 record_nonwrapping_iv.
1059 (estimate_numbers_of_iterations_loop): Do not call
1060 compute_estimated_nb_iterations. Record estimate based on profile
1061 information. Initialize the constant estimates of number of
1063 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1065 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1066 number of iterations is too small.
1067 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1068 (EST_NOT_AVAILABLE): Removed.
1069 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1070 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1073 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1075 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1076 Handle NE_EXPR guards.
1078 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1081 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1082 Set also -pedantic-errors by default for the preprocessor unless
1083 -fpermissive is given.
1085 2007-03-15 Richard Guenther <rguenther@suse.de>
1089 * builtins.c (expand_builtin_cexpi): As a fallback if we
1090 don't have builtins for sincos or cexp create a function
1091 declaration for cexp and expand to a call to that.
1092 (expand_builtin_int_roundingfn): Always fall
1093 back to floor/ceil and its variants even if they may be
1096 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1099 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1100 jump tables, move the call to delete_dead_jumptables from here...
1101 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1102 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1103 don't allow merging of blocks that try_redirect_by_replacing_jump
1104 also does not handle when not optimizing.
1106 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1107 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1109 * config/i386/i386.md (x86_sahf_1): Correctly handle
1112 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1116 x86_64_general_operand as operand[2] predicate. Remove "iF"
1117 from operand constraints and use "e" constraint instead.
1118 (*subti3_1, *subti3_1 splitter): Ditto.
1119 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1120 operand[1] predicate.
1122 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1124 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1125 arrays, multiply the access strides by the size of the sub-array.
1126 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1128 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1130 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1131 the configured assembler supports the sahf mnemonic.
1132 * configure: Regenerate.
1133 * config.in: Regenerate.
1135 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1136 emit "sahf" or ".byte\t0x9e" as asm template.
1138 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1141 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1142 option to replace hard coded TARGET_xxx in md file.
1143 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1144 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1145 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1146 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1147 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1148 (X86_TUNE_NOT_VECTORMODE): Ditto.
1149 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1150 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1151 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1152 (TUNE_SLOW_IMUL_IMM8): Ditto.
1153 (TUNE_MOVE_M1_VIA_OR): Ditto.
1154 (TUNE_NOT_UNPAIRABLE): Ditto.
1155 (TUNE_NOT_VECTORMODE): Ditto.
1157 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1160 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1161 tuning options instead of hard coded TARGET_xxx.
1162 (fix ssemode peephole2's): Ditto.
1163 (imul peephole2's): Ditto.
1165 (movdi_or_rex64): Ditto.
1166 (move peephole2): Ditto.
1167 (not peephole2's): Ditto.
1169 2007-03-14 Dirk Mueller <dmueller@suse.de>
1171 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1172 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1173 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1175 * c-parser.c (c_parser_do_statement): Warn about empty body in
1177 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1178 * doc/invoke.texi (-Wempty-body): Update documentation.
1180 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1183 * c-common.h (warn_for_div_by_zero): Declare.
1184 * c-common.c (warn_for_div_by_zero): Define.
1185 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1188 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1190 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1191 to PREFIX and STANDARD_PREFIX.
1193 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1194 Phil Edwards <phil@codesourcery.com>
1196 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1197 (__gthread_once_t): Remove busy field for RTPs.
1198 (__GTHREAD_ONCE_INIT): Update accordingly.
1200 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1202 * doc/invoke.texi: Document VxWorks options.
1204 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1206 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1208 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1210 PR tree-optimization/30590
1211 * tree-nrv.c (tree_nrv): Check for the partial update of the
1214 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1216 * flags.h (flag_random_seed): Remove declaration, in favor of...
1217 * toplev.h (get_random_seed, set_random_seed): ... these.
1218 * tree.c (get_file_function_name): Use the former.
1219 * opts.c (common_handle_option): Use the latter.
1222 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1225 * cse.c (cse_find_path): Do not bail out if a basic block that
1226 we already visited now becomes part of a path that starts at a
1227 different basic block. Just disallow this, to make sure we
1228 visit each basic block at most once.
1230 2007-03-13 Jan Hubicka <jh@suse.cz>
1232 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1233 when profile esitmate is present, calls with very low frequency are
1236 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1238 PR tree-optimization/30730
1239 PR tree-optimization/26900
1240 * tree-ssa-loop-niter.c: Include gmp.h.
1242 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1243 split_to_var_and_offset, determine_value_range,
1244 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1245 bound_difference, bounds_add, bounds_negate,
1246 number_of_iterations_ne_max, dump_affine_iv): New functions.
1247 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1248 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1249 difference of initial and final value of control iv to validate
1251 (number_of_iterations_cond): Add loop parameter. Determine bounds
1252 on the difference of the extremes of the control iv. Add dumps.
1253 (expand_simple_operations): Handle phi nodes.
1254 (simplify_using_initial_conditions): Do not record used conditions.
1255 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1256 Do not set additional_info.
1257 (implies_nonnegative_p, implies_ge_p): Removed.
1258 (derive_constant_upper_bound): Do not use parameter `additional'.
1259 (record_estimate): Parameter `additional' removed. Parameter
1260 `i_bound' added. Do not call derive_constant_upper_bound.
1261 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1262 bound the number of iterations estimate.
1263 (estimate_numbers_of_iterations_loop): Pass the estimate from
1264 the number of iterations analysis to record_estimate.
1265 * tree.h (multiple_of_p): Declare.
1266 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1267 (scev_const_prop): Do not check expression_expensive_p.
1268 * fold-const.c (multiple_of_p): Exported.
1269 * double-int.c (double_int_mask): Exported.
1270 * double-int.h (double_int_mask): Declare.
1271 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1272 field. Added max field.
1274 2007-03-13 David Taylor <taylor@candd.org>
1277 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1280 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1283 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1284 two unamed patterns.
1286 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.opt (mcx16, msahf): New options.
1289 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1290 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1292 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1293 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1294 Output -mcx16 and -msahf options when corresponding bit is set.
1296 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1299 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1301 * configure.ac: Test for assembler tolerance to # 0 "".
1302 * configure, config.in: Rebuilt.
1303 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1305 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1307 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1309 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1310 (handle_syscall): Handle direct system calls.
1311 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1313 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1315 * doc/invoke.texi: Fix cpp.info cross-reference.
1316 * doc/passes.texi: Fix gcc.info cross-reference.
1318 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1320 PR tree-optimization/30835
1321 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1322 bb_for_stmt is not NULL before accessing it.
1324 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1326 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1329 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1332 * doc/install.texi: Document --enable-stage1-languages
1334 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1336 * tree-pass.h (pass_into_cfg_layout_mode,
1337 pass_outof_cfg_layout_mode): Declare.
1338 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1339 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1340 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1341 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1343 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1345 * c-decl.c (warn_variable_length_array): New function.
1346 Refactored from grokdeclarator to handle warn_vla
1347 and handle unnamed array case.
1348 (grokdeclarator): Refactored VLA warning case.
1349 * c.opt (Wvla): New flag.
1350 * doc/invoke.texi (Wvla): New warning.
1352 2007-03-12 Richard Henderson <rth@redhat.com>
1354 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1355 (TARGET_SECTION_TYPE_FLAGS): New.
1357 2007-03-12 Richard Henderson <rth@redhat.com>
1359 * config/darwin.c (machopic_reloc_rw_mask): New.
1360 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1361 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1363 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1365 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1366 * cppdefault.h (cpp_PREFIX): Document.
1367 (cpp_PREFIX_len): Likewise.
1368 (cpp_EXEC_PREFIX): New variable.
1369 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1370 * c-incpath.c (add_standard_paths): Correct logic for relocating
1371 paths within prefix.
1373 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1376 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1378 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1379 fix_truncdfdi_sse using SSEMODEF mode macro.
1380 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1381 fix_truncdfsi_sse using SSEMODEF mode macro.
1382 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1383 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1385 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1387 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1390 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1392 * tree.h : Add multiple_of_p declaration.
1393 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1394 * ipa-type-escape.c (results_of_malloc): Redundant.
1395 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1396 (cast_type): Extended with new members.
1397 (check_cast): Returns cast_type.
1398 (cast): New structure for data of walk_use_def_chains.
1399 (is_malloc_result, is_cast_from_non_pointer_1,
1400 is_cast_from_non_pointer,
1401 is_array_access_through_pointer_and_index): New functions.
1402 (look_for_casts): Returns cast types.
1403 (check_call): Returns void.
1404 (okay_pointer_operation): Use support of pointer plus index,
1405 pointer plus constant and allow all multiplications.
1407 2007-03-11 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/31115
1410 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1411 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1412 A shift count of zero is not special as with *_DIV_EXPR.
1413 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1416 2007-03-11 Ian Lance Taylor <iant@google.com>
1418 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1419 the *_DIV_EXPR codes correctly with overflow infinities.
1421 2007-03-11 Ira Rosen <irar@il.ibm.com>
1423 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1424 indicate success/failure of the analysis. Add negation to subtrahend
1425 in case of subtraction. Fail if both operands contain constants.
1426 (create_data_ref): Fail if analyze_offset fails.
1428 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.md (frndintxf2): Rename to ...
1431 (rintxf2): ... this. Remove expander having same name.
1432 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1433 (roundsf2, rounddf2): Ditto.
1434 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1435 (lround<mode>di2, lround<mode>si2): Ditto.
1437 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1439 * lower-subreg.c: Include except.h.
1440 (decompose_multiword_subregs): Verify that the only control flow
1441 insns we can split are loads to multi-words pseudos.
1442 Handle breaking such blocks after splitting, instead of calling
1443 find_many_sub_basic_blocks.
1445 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1446 on the new basic block. Add a lengthy comment explaining why we
1447 thought this was necessary.
1448 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1450 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1453 * tree.c (walk_type_fields): Recurse into the element type of
1454 ARRAY_TYPEs if there is a pointer set.
1456 2007-03-10 Dirk Mueller <dmueller@suse.de>
1458 * c-common.c (warn_logical_operator): Fix condition.
1460 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1462 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1464 * config/darwin.c (machopic_select_section): Remove superfluous
1465 argument in call to categorize_decl_for_section. Remove unused
1468 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1470 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1472 * configure: Regenerate.
1474 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1477 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1478 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1479 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1480 Add LABEL_NUSES to emitted label.
1481 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1482 branch probability value to emitted jump insn.
1483 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1484 Do not check life information and do not re-arrange input operands
1485 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1487 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1489 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1490 the change of decode_asm_operands.
1492 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1494 * mode-switching.c (create_pre_exit): Skip blockage insn.
1496 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1498 * tree-pass.h (TODO_update_smt_usage): Remove.
1500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1504 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1506 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1507 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1508 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1511 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1513 * gcc.c: Document %{, in big comment at top.
1514 (input_suffix_matches): Remove special handling for .s and
1516 (input_spec_matches): New.
1517 (handle_braces): Handle %{,.
1518 (validate_switches): ',' indicates a value which is not a switch.
1519 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1520 to detect assembler input.
1521 * config/i386/sol2.h (CPP_SPEC): Likewise.
1522 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1523 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1524 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1525 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1526 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1527 -m64 causes deployment target to default to 10.5.
1528 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1530 2007-03-09 Richard Henderson <rth@redhat.com>
1533 * target.h (targetm.asm.out.reloc_rw_mask): New.
1534 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1535 (TARGET_ASM_OUT): Use it.
1536 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1537 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1538 use the new reloc_rw_mask target hook instead.
1539 (default_section_type_flags_1): Merge into...
1540 (default_section_type_flags): ... here.
1541 (decl_readonly_section_1): Merge into...
1542 (decl_readonly_section): ... here.
1543 (default_elf_select_section_1): Merge into...
1544 (default_elf_select_section): ... here.
1545 (default_unique_section_1): Merge into...
1546 (default_unique_section): ... here.
1547 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1548 (default_select_rtx_section): Use it.
1549 (default_elf_select_rtx_section): Likewise.
1550 * output.h: Update to match.
1551 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1552 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1553 (TARGET_ASM_RELOC_RW_MASK): New.
1554 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1555 to categorize_decl_for_section.
1556 (x86_64_elf_unique_section): Likewise.
1557 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1558 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1559 (TARGET_ASM_RELOC_RW_MASK): New.
1560 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1561 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1562 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1563 (TARGET_RWRELOC): Remove.
1564 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1565 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1566 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1567 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1568 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1569 (rs6000_xcoff_select_section): Use decl_readonly_section.
1570 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1571 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1572 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1573 (TARGET_SECTION_TYPE_FLAGS): Remove.
1574 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1576 2007-03-09 Roger Sayle <roger@eyesopen.com>
1578 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1579 complex constant equality/inequality comparisons for here.
1580 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1581 known at compile-time or can be simplified to a scalar comparison.
1582 (fold_relational_const): Move compile-time evaluation of complex
1583 constant equality/inequality comparisons to here.
1585 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1587 PR rtl-optimization/30643
1588 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1590 (fold_rtx): Recurse, like before 2006-11-03.
1592 2007-03-09 DJ Delorie <dj@redhat.com>
1594 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1597 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1599 PR tree-optimization/30375
1600 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1601 LHS of statements is not the same.
1602 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1604 2007-03-09 Chao-ying Fu <fu@mips.com>
1606 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1608 * doc/invoke.texi (-mdspr2): Document new option.
1609 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1610 New unspec for DSP REV 2.
1611 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1612 these instructions are extended in DSP REV 2.
1613 (mips-dspr2.md): Include.
1614 * config/mips/mips.opt (mdspr2): New option.
1615 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1616 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1617 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1618 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1619 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1620 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1621 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1623 (bdesc_map): Add one field of unsupported_target_flags.
1624 (bdesc_arrays): Update entries to have extra fields. Add
1626 (mips_init_builtins): Initialize new function types.
1627 Check unsupported_target_fileds to filter out builtins.
1628 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1630 (ASM_SPEC): Pass mdspr2 to the assembler.
1631 * config/mips/mips-dspr2.md: New file.
1633 2007-03-09 Sa Liu <saliu@de.ibm.com>
1635 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1637 2007-03-09 Ian Lance Taylor <iant@google.com>
1639 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1640 argument) like -Wstrict-overflow=2.
1641 * doc/invoke.texi (Warning Options): Update documentation.
1643 2007-03-09 Dirk Mueller <dmueller@suse.de>
1646 * doc/invoke.texi (-Wlogical-op): Document.
1647 * common.opt (-Wlogical-op): New.
1648 * c-common.h (warn_logical_operator): Declare.
1649 * c-common.c (warn_logical_operator): Define.
1650 * c-typeck.c (parser_build_binary_op): Call
1651 warn_logical_operator.
1653 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1655 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1656 * final.c (final_scan_insn): Test for non-"" file name.
1658 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1660 * doc/loop.texi: Document the Omega linear constraints solver.
1661 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1662 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1663 omega-hash-table-size, omega-max-keys, and
1664 omega-eliminate-redundant-constraints.
1665 * tree-pass.h (pass_check_data_deps): Declared.
1668 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1669 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1670 pass_check_data_deps): New.
1671 * tree-data-ref.c (init_data_ref): Remove declaration.
1672 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1673 (analyze_array): Renamed init_array_ref, move up initializations.
1674 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1675 Removed arguments that are set to NULL.
1676 (analyze_indirect_ref): Correct indentation, correct call to
1678 (object_analysis): Call init_array_ref instead of analyze_array.
1679 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1680 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1681 of DR_ACCESS_FNS_ADDR.
1682 (init_omega_eq_with_af, omega_extract_distance_vectors,
1683 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1684 ddr_consistent_p): New.
1685 (compute_affine_dependence): Check consistency of ddrs when
1686 flag_check_data_deps is passed.
1687 (analyze_all_data_dependences): Uncomment.
1688 (tree_check_data_deps): New.
1689 * tree-data-ref.h: Include omega.h.
1690 (DR_ACCESS_FNS_ADDR): Removed.
1691 (data_dependence_relation): Add inner_loop.
1692 (DDR_INNER_LOOP): New.
1693 * common.opt (fcheck-data-deps): New.
1694 * tree-flow.h (tree_check_data_deps): Declare.
1695 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1696 (OBJS-common): Depend on omega.o.
1698 * passes.c (pass_check_data_deps): Scheduled.
1699 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1700 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1701 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1702 PARAM_VECT_MAX_VERSION_CHECKS,
1703 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1705 2007-03-09 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/30904
1709 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1710 the same way as *_DIV_EXPR.
1712 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1714 * recog.c (decode_asm_operands): No mixed declarations and code.
1716 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1718 * rtl.def (ASM_INPUT): Add location.
1719 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1720 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1721 (decode_asm_operands): Add loc operand.
1722 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1723 * stmt.c (expand_asm): Rename to...
1724 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1725 gen_rtx_ASM_INPUT_loc.
1726 (expand_asm_expr): Adjust.
1727 * recog.c (decode_asm_operands): Add loc operand.
1728 (check_asm_operands, extract_insn): Adjust.
1729 * reload1.c (maybe_fix_stack_asms): Likewise.
1730 * final.c (asm_insn_count): Likewise.
1731 (final_scan_insn): Output # line before and after asm.
1733 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1735 * tree-ssa-structalias.c (variable_info): Remove
1737 (new_var_info): Ditto.
1738 (shared_bitmap_info_t): New structure.
1739 (shared_bitmap_table): New variable.
1740 (shared_bitmap_hash): New function.
1741 (shared_bitmap_eq): Ditto
1742 (shared_bitmap_lookup): Ditto.
1743 (shared_bitmap_add): Ditto.
1744 (merge_smts_into): Change to take bitmap directly.
1745 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1746 (init_alias_vars): Init shared bitmap hashtable.
1747 (delete_points_to_sets): Delete shared bitmap hashtable.
1748 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1749 is_aliased removal as a change that was still necessary was
1752 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.h (override_options): Conditionally disable
1755 x86_sahf for 64bit targets only.
1757 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1760 * c-decl.c (merge_decls): Don't call make_var_volatile.
1761 * varasm.c (make_var_volatile): Remove.
1762 * output.h (make_var_volatile): Remove.
1764 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1766 PR tree-optimization/31085
1767 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1769 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1771 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1772 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1773 ATTR_CONST_NOTHROW_LIST.
1775 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1778 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1780 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1782 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1785 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1787 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1788 passed, use shared libgcc.
1790 2007-03-08 Roger Sayle <roger@eyesopen.com>
1792 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1793 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1794 (honor_protect_cleanup_actions, lower_try_finally_switch):
1796 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1797 ifc_temp_var): Likewise.
1798 * tree-inline.c (setup_one_parameter): Likewise.
1799 * tree-mudflap.c (mf_decl_cache_locals,
1800 mf_build_check_statement_for): Likewise.
1801 * tree-nested.c (init_tmp_var, save_tmp_var,
1802 finalize_nesting_tree_1): Likewise.
1803 * tree-outof-ssa.c (insert_copy_on_edge,
1804 insert_backedge_copies): Likewise.
1805 * tree-profile.c (tree_gen_edge_profiler,
1806 tree_gen_ic_profiler): Likewise.
1807 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1808 * tree-sra.c (sra_build_assignment): Likewise.
1809 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1810 * tree-ssa-math-opts.c (insert_reciprocals,
1811 execute_cse_sincos_1): Likewise.
1812 * tree-tailcall.c (adjust_accumulator_values,
1813 adjust_return_value): Likewise.
1814 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1815 * tree-vect-transform.c (vect_create_data_ref_ptr,
1816 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1817 vect_create_epilog_for_reduction, vectorizable_reduction,
1818 vectorizable_call, vectorizable_conversion,
1819 vectorizable_assignment, vectorizable_operation,
1820 vectorizable_type_demotion, vect_gen_widened_results_half,
1821 vect_permute_store_chain, vectorizable_store,
1822 vect_setup_realignment, vect_permute_load_chain,
1823 vectorizable_load, vectorizable_condition,
1824 vect_create_cond_for_align_checks): Likewise.
1825 * tree-vrp.c (build_assert_expr_for): Likewise.
1827 2007-03-08 Ian Lance Taylor <iant@google.com>
1829 * tree-vrp.c: Include "intl.h".
1830 (usable_range_p): New static function.
1831 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1832 overflowed values, juts set *strict_overflow_p.
1833 (compare_values): Only return -2 if one of the operands is not a
1835 (compare_ranges): Call usable_range_p.
1836 (compare_range_with_value): Likewise.
1837 (vrp_evaluate_conditional_warnv): Rename from
1838 vrp_evaluate_conditional. Make static. Change all callers.
1839 (vrp_evaluate_conditional): New function.
1840 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1842 (simplify_abs_using_ranges): Likewise.
1843 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1844 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1845 within_stmt parameter.
1846 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1847 vrp_evaluate_conditional.
1848 * tree-ssa-threadedge.c
1849 (record_temporary_equivalences_from_stmts_at_dest): Change
1850 simplify parameter to take a second tree parameter.
1851 (simplify_control_stmt_condition): Likewise.
1852 (thread_across_edge): Likewise.
1853 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1854 (thread_across_edge): Likewise.
1855 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1857 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1859 * config/i386/i386.h (TARGET_SAHF): New define.
1860 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1861 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1862 (x86_sahf): New global variable.
1863 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1864 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1865 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1866 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1868 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1869 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1870 when expanding fcomi/sahf based tests.
1871 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1872 expanding sahf based alternative. Emit sahf based sequence when
1873 optimizing for code size.
1874 * config/i386/i386.md (x86_sahf_1): Do not disable for
1875 TARGET_64BIT, enable for TARGET_SAHF.
1877 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1879 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1880 spurious whitespace from error message.
1882 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1885 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1887 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1889 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1891 * tree-sra.c (instantiate_element): Propagate disabled warnings
1892 from the element itself to the created variable.
1894 2007-03-07 Richard Henderson <rth@redhat.com>
1897 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1898 silently fix up the stack in the case of a missing register.
1900 2007-03-07 Paul Brook <paul@codesourcery.com>
1902 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1904 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1906 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1908 (phase1_vrs): Use them.
1909 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1910 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1911 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1912 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1913 __gnu_Unwind_Restore_WMMXC if required.
1914 (_Unwind_VRS_Pop): Implement iWMMXt support.
1915 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1916 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1917 gnu_Unwind_Save_WMMXC): Define.
1919 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1921 * config/vxworks.h (vxworks_override_options): Declare.
1922 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1923 * config/vxworks.c: Include target.h and toplev.h.
1924 (vxworks_override_options): New function.
1925 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1927 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1929 * config/s390/s390.c (override_options): Don't emit an error when
1930 -mstack-size is used without providing -mstack-guard.
1931 (s390_emit_prologue): Choose stack_guard value automatically if not
1932 provided via command line.
1933 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1935 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1937 * config/i386/i386.c (output_set_got): Add a GOT initialization
1938 sequence for VxWorks PIC.
1939 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1940 around labels as well as symbols. Use gotoff_operand instead
1941 of local_symbolic_operand.
1942 (legitimize_pic_address): Use gotoff_operand instead of
1943 local_symbolic_operand. Use @GOT accesses for labels as
1945 (ix86_output_addr_diff_elt): Use PC-relative rather than
1946 GP-relative offsets for VxWorks PIC.
1947 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1948 no_new_pseudos. Check whether the returned register is op0.
1949 * config/i386/i386.md (tablejump): Use PC-relative rather than
1950 GP-relative offsets for VxWorks PIC.
1951 * config/i386/predicates.md (gotoff_operand): New predicate.
1953 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1955 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1957 * config/vxworks-dummy.h: New file.
1958 * config/i386/i386.h: Include it.
1960 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1962 * dwarf2out.c (is_inlined_entry_point): New
1963 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1964 DW_AT_ranges if the first subblock is the entry point.
1966 2007-03-06 David Daney <ddaney@avtrex.com>
1968 * doc/install.texi (mips-*-*): Change recommended binutils
1971 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1973 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1974 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1976 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1977 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1979 2007-03-06 Jan Hubicka <jh@suse.cz>
1981 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1982 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1984 (probably_cold_bb_p): Cold functions are cold.
1985 (probably_never_executed_bb_p): Cold functions are cold.
1986 (tree_bb_level_predictions): Predict calls to cold functions as not
1988 (compute_function_frequency): Check hot/cold attributes.
1989 * function.h (function_frequency): Update comments.
1990 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1991 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1992 (c_common_att): Add cold and hot.
1994 * doc/extend.texi (hot,cold attributes): Document.
1996 2007-03-06 Andrew Haley <aph@redhat.com>
1998 * function.c (expand_function_end): Move blockage to just after we
1999 emit the label for the naked return from the function.
2001 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2003 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2006 2007-03-06 Jan Hubicka <jh@suse.cz>
2008 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2009 loaded for constant large models. Non-large 64bit PIC can do.
2010 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2011 * cmodel.h: Add LARGE PIC.
2012 * i386.md (UNSPEC_PLTOFF): New.
2013 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2015 (*call_1_rex64): Disable for large models.
2016 (*call_1_rex64_large): New.
2017 (*call_value_1_rex64): Disable for large models.
2018 (*call_value_1_rex64_large): New.
2019 (set_rip_rex4): New.
2020 (set_got_offset_rex64): New.
2021 * predicates.md (constant_call_address_operand): For large model
2022 constant calls are not possible.
2023 * i386-protos.h (construct_plt_address): Declare.
2024 * i386.c (override_options): Accept large models.
2025 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2026 (legitimate_constant_p): Add new UNSPECs.
2027 (legitimate_pic_operand_p): Likewise.
2028 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2029 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2031 (output_pic_addr_const): Add PLTOFF.
2032 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2033 (ix86_expand_move): Legitimize pic address when in PIC mode.
2034 (construct_plt_address): New function.
2035 (ix86_expand_call): Offload the address to register and use GOT pointer
2037 * invoke.texi (mcmodel=large): Update documentation.
2039 2007-03-06 Richard Henderson <rth@redhat.com>
2041 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2042 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2043 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2044 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2045 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2046 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2047 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2048 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2049 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2050 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2051 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2052 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2053 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2054 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2055 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2056 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2057 x86_schedule, x86_use_bt, x86_pad_returns,
2058 x86_use_xchgb): Merge into ...
2059 (ix86_tune_features): ... here. New array.
2060 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2061 x86_bswap): Merge into ...
2062 (ix86_arch_features): ... here. New array.
2063 (x86_3dnow_a): Remove.
2064 (x86_accumulate_outgoing_args): Make static.
2065 (x86_arch_always_fancy_math_387): Make static.
2066 (ix86_tune_mask, ix86_arch_mask): Move ...
2067 (override_options): ... to local variables here. Apply the
2068 appropriate mask to each element of ix86_arch_features and
2069 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2070 as were done in the old macros.
2071 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2072 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2073 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2074 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2075 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2076 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2077 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2078 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2079 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2080 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2081 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2082 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2083 x86_accumulate_outgoing_args, x86_prologue_using_move,
2084 x86_epilogue_using_move, x86_decompose_lea,
2085 x86_arch_always_fancy_math_387, x86_shift1,
2086 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2087 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2088 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2089 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2090 x86_use_incdec, x86_pad_returns, x86_bswap,
2091 x86_partial_flag_reg_stall): Remove.
2092 (enum ix86_tune_indices): New.
2093 (ix86_tune_features): New.
2094 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2095 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2096 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2097 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2098 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2099 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2100 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2101 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2102 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2103 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2104 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2105 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2106 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2107 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2108 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2109 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2110 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2111 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2112 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2113 TARGET_EXT_80387_CONSTANTS): Use it.
2114 (enum ix86_arch_indices): New.
2115 (ix86_arch_features): New.
2116 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2117 TARGET_BSWAP): Use it.
2118 (ix86_tune_mask, ix86_arch_mask): Remove.
2120 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2123 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2124 Define using $${sysroot_headers_suffix}.
2125 * configure: Regenerate.
2126 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2127 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2129 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2130 * gcc.c (print_sysroot_headers_suffix): New.
2131 (option_map): Include --print-sysroot-headers-suffix.
2132 (display_help): Mention -print-sysroot-headers-suffix.
2133 (process_command): Handle -print-sysroot-headers-suffix.
2134 (do_spec_1): Append multilib directory to include-fixed path if
2135 sysroot suffixes in use.
2136 (main): Handle -print-sysroot-headers-suffix.
2137 * Makefile.in (start.encap): Don't depend on xlimits.h
2138 (xlimits.h): Remove.
2139 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2140 limits.h for each multilib in fixinc_list.
2141 (fixinc_list, s-fixinc_list): New.
2142 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2143 generate them for each multilib in fixinc_list.
2144 (stmp-fixproto): Use include-fixed. Run fixproto for each
2145 multilib in fixinc_list.
2146 (mostlyclean): Don't remove xlimits.h.
2147 (clean): Remove include-fixed.
2148 (real-install-headers-tar, real-install-headers-cpio,
2149 real-install-headers-cp): Don't copy include, only include-fixed.
2150 (install-mkheaders): Depend on fixinc_list. Don't depend on
2151 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2152 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2153 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2155 2007-03-06 Jan Hubicka <jh@suse.cz>
2157 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2160 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2162 * configure.ac: Allow tm_file to contain build-directory files.
2163 * configure: Regenerate.
2164 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2165 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2166 * config/m68k/print-sysroot-suffix.sh: New file.
2168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2170 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2171 of pic_offset_table_rtx if reload_completed.
2172 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2173 PIC_OFFSET_TABLE_REGNUM.
2174 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2176 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2177 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2179 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2181 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2182 functions that call eh_return.
2184 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2186 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2187 functions that need a constant pool.
2189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2192 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2193 (m68k_preferred_reload_class): Likewise.
2194 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2195 (SECONDARY_RELOAD_CLASS): Define.
2196 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2197 (LIMIT_RELOAD_CLASS): Delete.
2198 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2199 registers from storing bytes.
2200 (m68k_secondary_reload_class): New function.
2201 (m68k_preferred_reload_class): Likewise.
2203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2205 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2207 (m68k_expand_prologue): Likewise.
2209 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2211 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2212 (mips_expand_epilogue): Add a bool parameter.
2213 (m68k_legitimize_sibcall_address): Declare.
2214 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2215 (m68k_expand_epilogue): Add a parameter to select between sibling
2216 and normal epilogues. Only generate a return for the latter.
2217 (m68k_ok_for_sibcall_p): New function.
2218 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2219 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2220 (sibcall_value, *sibcall_value): Likewise.
2221 (*call, *call_value): Require !SIBLING_CALL_P.
2222 (epilogue): Update call to m68k_expand_epilogue.
2223 (sibcall_epilogue): New pattern.
2224 * config/m68k/predicates.md (const_call_operand): Say that this
2225 predicate applies to sibling calls too.
2226 (sibcall_operand): New predicate.
2228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2230 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2231 alternatives as movsi_cf.
2232 (movsf_cf_hard): Add commentary.
2234 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2235 Richard Sandiford <richard@codesourcery.com>
2237 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2238 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2239 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2240 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2241 as being live on exit from an interrupt function.
2242 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2243 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2244 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2245 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2246 (m68k_interrupt_function_p): Globalize.
2247 (m68k_compute_frame_layout): Remove reverse mask code.
2248 (m68k_emit_movem, m68k_set_frame_related): New functions.
2249 (m68k_output_function_prologue): Delete in favor of...
2250 (m68k_expand_prologue): ...this new function.
2251 (m68k_output_function_epilogue): Delete in favor of...
2252 (m68k_expand_epilogue): ...this new function.
2253 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2255 (print_operand): Handle %?.
2256 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2257 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2258 (prologue, epilogue): New patterns.
2259 (return): Turn into a define_expand.
2260 (*return): New pattern, derived from old "return" pattern. Use rte
2261 rather than rts for interrupt functions. Only use rtd if the pop
2263 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2264 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2265 (link, *link, unlink, *unlink, load_got): Likewise.
2267 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2271 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2272 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2273 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2274 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2275 and m68k_matches_u_p.
2276 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2277 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2278 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2279 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2280 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2281 (REG_STRICT_P): New macro.
2282 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2283 PCREL_GENERAL_OPERAND_OK.
2284 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2285 m68k_legitimate_base_reg_p.
2286 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2287 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2288 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2289 * config/m68k/m68k.c (m68k_address): New structure.
2290 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2291 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2292 (m68k_jump_table_ref_p, m68k_decompose_address)
2293 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2294 (m68k_matches_u_p): New functions.
2295 (print_operand_address): Rewrite to use m68k_decompose_index.
2297 2007-03-05 David Taylor <dtaylor@emc.com>
2299 * gcc.c: Correct copyright date in --version output.
2301 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2303 * pa.md: In unamed move patterns, disparge copies between general
2304 and floating point registers using '?' modifier. Don't include 'f'
2305 constraint for register preferences in DImode, SImode, HImode and
2306 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2307 Remove constraints for copies between general and floating registers
2308 in soft-float DFmode pattern.
2309 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2313 2007-03-05 Mike Stump <mrs@apple.com>
2315 * c-common.c (targetcm): Add.
2316 * c-opts.c (c_common_handle_option): Handle language specific
2318 * opts.c (handle_option): Verify language for target options, if
2320 * opth-gen.awk: Add CL_LANG_ALL.
2321 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2322 (TARGETCM_INITIALIZER): Add.
2323 * target.h (struct gcc_targetcm): Add.
2325 * targhooks.c (default_handle_c_option): Add.
2326 * targhooks.h (default_handle_c_option): Add.
2327 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2329 * config/darwin.opt (iframework): Add.
2330 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2331 * config/darwin-c.c (handle_c_option): Add.
2332 (TARGET_HANDLE_C_OPTION): Add.
2334 * doc/invoke.texi (Darwin Options): Add -iframework.
2336 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2341 2007-03-05 Ian Lance Taylor <iant@google.com>
2343 * c.opt (fgnu89-inline): New option.
2344 * c-opts.c (c_common_post_options): Set default value for
2346 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2347 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2349 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2350 (grokdeclarator, start_function): Likewise.
2351 * c-cppbuiltin.c (c_cpp_builtins): Define either
2352 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2353 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2354 (C Dialect Options): Document -fgnu89-inline.
2355 * doc/extend.texi (Function Attributes): Explain what the
2356 gnu_inline attribute does.
2357 * doc/cpp.texi (Common Predefined Macros): Document
2358 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2360 2007-03-05 Ian Lance Taylor <iant@google.com>
2362 PR tree-optimization/31034
2363 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2364 half-range if the other side is an overflow infinity.
2366 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2368 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2369 (bfin*-linux-uclibc*): New configuration.
2370 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2372 * config/bfin/linux.h: New file.
2373 * config/bfin/libgcc-bfin.ver: New file.
2374 * config/bfin/t-bfin-uclinux: New file.
2375 * config/bfin/t-bfin-linux: New file.
2376 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2377 (TARGET_OS_CPP_BUILTINS): New macro.
2379 2007-03-05 Richard Guenther <rguenther@suse.de>
2381 * fold-const.c (fold_binary): Remove duplicate folding
2382 of comparison of non-null ADDR_EXPR against null.
2384 2007-03-05 Richard Guenther <rguenther@suse.de>
2385 Dorit Nuzman <dorit@il.ibm.com>
2387 PR tree-optimization/26420
2388 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2389 are no loops in the function. Only print the number of
2390 vectorized loops if it is greater than zero or we are supposed
2391 to print information about unvectorized loops.
2393 2007-03-05 Revital Eres <eres@il.ibm.com>
2395 * gcc.dg/var-expand1.c: New test.
2396 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2397 when an accumulator is expanded.
2399 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2402 * c-common.c (convert_and_check): Don't give warnings for
2403 conversion if 'expr' already overflowed.
2405 2007-03-04 Roger Sayle <roger@eyesopen.com>
2408 * fold-const.c (fold_comparison): Enforce type consistency when
2409 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2411 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2413 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2414 containing a cast to the base of TARGET_MEM_REF.
2416 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2418 * tree.c (tree_contains_struct_check_failed): Remove spurious
2419 whitespace from error message.
2421 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2424 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2425 instead of precision.
2427 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2428 Nathan Sidwell <nathan@codesourcery.com>
2430 * emit-rtl.c (find_auto_inc): New.
2431 (try_split): recreate REG_INC notes,
2432 Use regular for loops rather than whiles.
2434 2007-03-03 Andreas Schwab <schwab@suse.de>
2436 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2437 * configure: Regenerate.
2439 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2441 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2442 flag_rounding_math, not flag_unsafe_math_optimizations.
2444 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2446 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2447 alpha_fold_vector_minmax): Likewise.
2448 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2449 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2451 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2453 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2454 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2455 if the lhs has side-effects.
2456 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2458 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.h (TUNEMASK): Remove define.
2461 (ARCHMASK): Remove define.
2462 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2463 Use ix86_arch_mask variable instead of ARCHMASK.
2464 * config/i386/i386.c (override_options): Ditto.
2465 (standard_80387_constant_p): Ditto.
2467 2007-03-02 Ian Lance Taylor <iant@google.com>
2469 Used signed infinities in VRP.
2470 * tree-vrp.c (uses_overflow_infinity): New static function.
2471 (supports_overflow_infinity): New static function.
2472 (make_overflow_infinity): New static function.
2473 (negative_overflow_infinity): New static function.
2474 (positive_overflow_infinity): New static function.
2475 (is_negative_overflow_infinity): New static function.
2476 (is_positive_overflow_infinity): New static function.
2477 (is_overflow_infinity): New static function.
2478 (overflow_infinity_range_p): New static function.
2479 (compare_values_warnv): New function split out of compare_values.
2480 (compare_value): Call it.
2481 (set_value_range_to_nonnegative): Add overflow_infinity
2482 parameter. Change caller.
2483 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2485 (vrp_expr_computes_nonzero): Likewise.
2486 (compare_ranges, compare_range_with_value): Likewise.
2487 (compare_name_with_value, compare_names): Likewise.
2488 (vrp_evaluate_conditional): Likewise.
2489 (set_value_range): Handle infinity
2490 (vrp_operand_equal_p, operand_less_p): Likewise.
2491 (extract_range_from_assert): Likewise.
2492 (vrp_int_const_binop): Likewise.
2493 (extract_range_from_binary_expr): Likewise.
2494 (extract_range_from_unary_expr): Likewise.
2495 (extract_range_from_comparison): Likewise.
2496 (extract_range_from_expr): Likewise.
2497 (dump_value_range): Likewise.
2498 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2499 (test_for_singularity): Likewise.
2500 (vrp_int_const_binop): Remove inline qualifier.
2501 (adjust_range_with_scev): Add comment.
2502 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2504 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2506 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2507 (get_constraint_for): Likewise.
2508 (do_structure_copy): Likewise.
2509 (find_func_aliases): Fix references to MODIFY_EXPR.
2510 (intra_create_variable_infos): Tidy.
2511 * tree-ssa-operands.c (add_virtual_operand): Add argument
2513 When adding members of alias sets, if IS_CALL_SITE is true and
2514 the symbol is not call-clobbered, skip it.
2517 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2519 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2520 entry by means of emit_insn_at_entry.
2522 2007-03-02 Richard Henderson <rth@redhat.com>
2524 * expr.h (promoted_input_arg): Remove decl.
2525 * function.c (promoted_input_arg): Merge into ...
2526 * combine.c (setup_incoming_promotions): ... only caller.
2527 Rearrange to avoid double loop.
2529 2007-03-02 Ben Elliston <bje@au.ibm.com>
2530 Peter Bergner <bergner@vnet.ibm.com>
2531 Janis Johnson <janis187@us.ibm.com>
2533 * config/rs6000/dfp.md: New file.
2534 * config/rs6000/rs6000.md: Include dfp.md.
2535 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2536 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2537 and TDmode decimal float modes in FP registers.
2538 (num_insns_constant): Likewise.
2539 (rs6000_legitimate_offset_address_p): Likewise.
2540 (rs6000_legitimize_address): Likewise.
2541 (rs6000_legitimize_reload_address): Likewise.
2542 (rs6000_legitimate_address): Likewise.
2543 (rs6000_emit_move): Likewise.
2544 (function_arg_boundary): Likewise.
2545 (function_arg_advance): Likewise.
2546 (rs6000_darwin64_record_arg_recurse): Likewise.
2547 (function_arg): Likewise.
2548 (rs6000_gimplify_va_arg): Likewise.
2549 (rs6000_split_multireg_move): Likewise.
2550 (rs6000_output_function_epilogue): Likewise.
2551 (rs6000_output_function_epilogue): Likewise.
2552 (rs6000_register_move_cost): Likewise.
2553 (rs6000_function_value): Likewise.
2554 (rs6000_libcall_value): Likewise.
2556 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2558 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2560 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2562 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2563 Use $MULTIDIR to choose between the kernel and RTP headers,
2564 and use $WIND_BASE and $WIND_USR to locate them.
2566 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.c (override_options): Put initialization of
2569 ix86_tune_mask and ix86_arch_mask to the correct place.
2571 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2572 Michael Meissner <michael.meissner@amd.com>
2575 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2577 (TARGET_CMOVE): Use ARCHMASK.
2578 (TARGET_CMPXCHG): Ditto.
2579 (TARGET_CMPXCHG8B): Ditto.
2580 (TARGET_XADD): Ditto.
2581 (TARGET_BSWAP): Ditto.
2582 * config/i386/i386.c (ix86_tune_mask): New global variable.
2583 (ix86_arch_mask): Ditto.
2584 (override_options): Initialize ix86_tune_mask and
2585 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2588 2007-03-02 Ben Elliston <bje@au.ibm.com>
2591 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2593 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2595 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2596 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2597 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2598 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2600 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2601 rs6000_init_dwarf_reg_sizes_extra): New.
2602 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2603 SPE register high parts.
2605 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2607 * Makefile.in: Add install-pdf target as
2608 copied from automake v1.10 rules.
2609 * configure.ac: Add install-pdf to target list.
2610 * configure: Regenerate.
2612 2007-03-01 Paul Brook <paul@codesourcery.com>
2614 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2615 modes to LDRD for DImode.
2616 (output_move_double): Fixup out of range ldrd/strd.
2617 (vfp_secondary_reload_class): Rename...
2618 (coproc_secondary_reload_class): ... to this. Add wb argument.
2619 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2620 coproc_secondary_reload_class for CLASS_IWMMXT.
2621 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2622 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2624 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2626 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2627 factor by the estimated number of iterations.
2628 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2631 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2632 decode_caches_intel, detect_caches_intel): New functions.
2633 (host_detect_local_cpu): Use detect_caches_amd and
2634 detect_caches_intel.
2636 2007-03-01 Richard Henderson <rth@redhat.com>
2638 * expr.c (emit_move_complex_push): Export.
2639 (emit_move_complex_parts): Split out from ...
2640 (emit_move_complex): ... here.
2641 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2642 * config/i386/i386.md (movcdi): New.
2644 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2647 size of mode1 to check for tieable modes in MMX case.
2649 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2651 * Makefile.in (rtlanal.o): Depend on tree.h.
2652 * rtl.h (offset_within_section_p, split_const): Declare.
2653 * rtlanal.c: Include tree.h.
2654 (offset_within_block_p): New function, taken from
2655 mips_offset_within_object_p.
2656 (split_const): New function, taken from mips_split_const.
2657 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2659 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2660 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2661 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2662 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2663 (m68k_illegitimate_symbolic_constant_p): New function.
2664 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2665 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2666 symbolic constant that might be outside the symbol's section,
2667 move the symbol first and then add the offset.
2668 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2670 * config/mips/mips.c (mips_split_const): Delete.
2671 (mips_offset_within_object_p): Delete.
2672 (mips_symbolic_constant_p): Use offset_within_section_p and
2673 split_const instead of mips_offset_within_object_p and
2675 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2676 (mips_legitimize_const_move, print_operand_reloc)
2677 (mips_dangerous_for_la25_p): Use split_const instead of
2680 2007-02-28 Eric Christopher <echristo@apple.com>
2682 * Makefile.in (install-include-dir): Don't rm -rf include.
2684 2007-02-28 Richard Guenther <rguenther@suse.de>
2687 * fold-const.c (fold_binary): Do not associate expressions
2688 with more than one variable for integer types that do not wrap.
2690 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2692 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2693 Delete, and replace with...
2694 (fold_builtin_call_array): This. Update callers to use it.
2695 * fold-const.c (fold_build_call_list): Delete, and replace with...
2696 (fold_build_call_array): This.
2697 (fold_build_call_list_initializer): Delete, and replace with...
2698 (fold_build_call_array_initializer): This.
2699 * tree.h: Update declarations to reflect above changes.
2701 * c-typeck.c (build_function_call): Store converted arguments
2702 in a stack-allocated array instead of building a list.
2703 (convert_arguments): Store arguments in the array passed in as an
2704 argument, and return the actual number of arguments.
2705 * c-format.c: (check_function_format): Pass arguments in an
2706 array instead of a list.
2707 * c-common.c (check_function_nonnull): Likewise.
2708 (check_function_sentinel): Likewise.
2709 (check_function_arguments): Likewise.
2710 * c-common.h: Update declarations to reflect above changes.
2712 2007-02-28 Jan Hubicka <jh@suse.cz>
2714 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2715 PRED_NEGATIVE_RETURN): Update outcomes.
2717 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2719 * calls.c (emit_library_call_value_1): Handle partial registers
2720 correctly when building up CALL_INSN_FUNCTION_USAGE.
2722 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2724 * pa/predicates.md (move_src_operand): Allow zero for mode.
2725 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2728 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2732 *movv2df_internal): Enable pattern only for valid operand
2734 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2735 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2737 2007-02-27 Mike Stump <mrs@apple.com>
2739 * config/darwin-crt3.c: Avoid compilation when compiling for a
2742 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2744 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2746 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2747 for fixed headers and limits.h.
2748 (install-include-dir, install-headers-tar, install-headers-cpio,
2749 install-headers-cp, real-install-headers-tar,
2750 real-install-headers-cpio, real-install-headers-cp): Handle
2751 include-fixed as well as include.
2752 (install-mkheaders): Don't install files that go only in include
2754 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2755 from GCC_INCLUDE_DIR.
2756 * gcc.c (process_command): Remove special -BstageN/ handling.
2757 (do_spec_1): Add include-fixed directories.
2759 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2761 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2763 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2765 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2768 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2770 * c-common.c (get_priority): Add check for
2771 SUPPORTS_INIT_PRIORITY.
2773 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2775 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2777 * config/bfin/bfin.c: Include "cfglayout.h".
2778 (MAX_LSETUP_DISTANCE): New macro.
2779 (struct loop_info): New members incoming, incoming_src and
2780 incoming_dest. Delete member predecessor.
2781 (length_for_loop): New function.
2782 (bfin_optimize_loop): Handle more different loop structures.
2783 (bfin_discover_loop): Rework detection of predecessor blocks by
2784 examining incoming edges.
2785 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2787 (bfin_reorder_loops): New function.
2788 (bfin_reorg_loops): Use these three new functions.
2790 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2791 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2792 (CONSTRAINT_LEN): Add entry for 'q'.
2793 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2794 Add 'q' constraints.
2795 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2796 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2798 * config/bfin/bfin.md (add_with_carry): New pattern.
2799 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2800 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2801 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2802 support unsigned multiplies too. Removed incorrect commutativity from
2803 operand 1 constraint where appropriate.
2804 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2806 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2807 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2809 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2810 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2811 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2812 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2813 usmulhisi_hh_huh): New patterns.
2815 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2816 lshifthi3): Fix output template to use half reg for operand 2.
2818 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2821 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2823 2007-02-27 Andreas Schwab <schwab@suse.de>
2825 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2827 2007-02-27 Jan Hubicka <jh@suse.cz>
2829 * predict.c (last_basic_block_p): Remove.
2830 (tree_estimate_probability): Update return heuristic for commonized
2833 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2835 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2837 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2839 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2840 * doc/cpp.texi: Standardize title page.
2841 * doc/cppinternals.texi: Likewise.
2842 * doc/gcc.texi: Standardize title page, remove version number
2843 from copyright page.
2844 * doc/gccint.texi: Likewise.
2845 * doc/install.texi: Standardize title page, add table of
2848 2007-02-26 Jan Hubicka <jh@suse.cz>
2850 * predict.def: Set outcomes according to more recent results.
2851 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2852 Remove dead predictors.
2853 * predict.c (return_prediction): Fix pasto.
2855 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2857 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2858 change; avoid a memory leak when returning early.
2860 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2862 * c-decl.c (static_ctors): Move to c-common.c.
2863 (static_dtors): Likewise.
2864 (finish_function): Use c_record_cdtor_fn.
2865 (build_cdtor): Move to c-common.c.
2866 (c_write_global_declarations): Use c_build_cdtor_fns.
2867 * c-common.h (static_ctors): Declare.
2868 (static_dtors): Likewise.
2869 (c_record_cdtor_fn): Likewise.
2870 (c_build_cdtor_fns): Likewise.
2871 * c-common.c (static_ctors): New variable.
2872 (static_dtors): Likewise.
2873 (c_record_cdtor_fn): New function.
2874 (build_cdtor): Move from c-decl.c
2875 (c_build_cdtor_fns): New function.
2877 * output.h (assemble_addr_to_section): Declare.
2878 (get_cdtor_priority_section): Likewise.
2879 * varasm.c (assemble_addr_to_section): New function.
2880 (get_cdtor_priority_section): Likewise.
2881 (default_named_section_asm_out_destructor): Use them.
2882 (destor_dtor_section_asm_out_destructor): Likewise.
2883 (default_named_section_asm_out_constructor): Likewise.
2884 (default_ctor_section_asm_out_constructor): Likewise.
2885 * config.gcc (*-*-vxworks*): Include vxworks.o.
2886 * config/t-vxworks (vxworks.o): New target.
2887 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2888 (TARGET_ASM_CONSTRUCTOR): Define.
2889 (TARGET_ASM_DESTRUCTOR): Likewise.
2890 (vxworks_asm_out_constructor): Declare.
2891 (vxworks_asm_out_destructor): Likewise.
2893 * c-common.c (get_priority): Check that we have not just an
2894 INTEGER_CST, but an integer constant with integeral type.
2896 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2898 PR tree-optimization/30938
2899 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2900 use &dt[nargs-1] instead of &dt[nargs] in the call to
2901 vect_is_simple_use().
2903 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2905 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2906 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2907 Do not attempt to handle MEM inside auto-inc expressions.
2908 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2909 of a register modified by an auto-inc expression. However, do handle
2910 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2911 (elimination_effects): Prohibit elimination of a register modified
2912 by an auto-inc expression. Disable register elimination rules whose
2913 target register is modified by an auto-inc expression with variable
2916 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2918 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2920 (array_at_struct_end_p): New function.
2921 (idx_infer_loop_bounds): Use it.
2922 (estimate_numbers_of_iterations_loop): Export.
2923 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2924 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2925 (tree_estimate_probability): Call record_loop_exits.
2926 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2927 (estimated_loop_iterations, estimated_loop_iterations_int,
2928 estimated_loop_iterations_tree): New functions.
2929 (analyze_siv_subscript_cst_affine,
2930 compute_overlap_steps_for_affine_1_2,
2931 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2932 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2933 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2934 (PRED_LOOP_ITERATIONS_GUESSED): New.
2935 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2936 * cfgloop.h (estimate_numbers_of_iterations_loop,
2937 estimated_loop_iterations_int): Declare.
2939 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2941 * doc/extend.texi: Document optional priority argument to
2942 constructors and destructors.
2943 * tree.c (init_priority_for_decl): Adjust GTY markers.
2944 (init_ttree): Use priority-info hash functions for
2945 init_priority_for_decl.
2946 (tree_map_eq): Rename to ...
2947 (tree_map_base_eq): ... this.
2948 (tree_map_marked_p): Rename to ...
2949 (tree_map_base_marked_p): ... this.
2950 (tree_map_base_hash): New function.
2951 (decl_init_priority_lookup): Rework.
2952 (decl_fini_priority_lookup): New function.
2953 (decl_priority_info): New function.
2954 (decl_init_priority_insert): Use it.
2955 (decl_fini_priority_insert): Likewise.
2956 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2958 (decl_restrict_base_insert): Likewise.
2959 (decl_debug_expr_insert): Likewise.
2960 (decl_value_expr_lookup): Likewise.
2961 (decl_value_expr_insert): Likewise.
2962 * tree.h (priority_type): New type.
2963 (decl_init_priority_lookup): Use priority_type.
2964 (decl_fini_priority_lookup): New function.
2965 (decl_init_priority_insert): Use priority_type.
2966 (decl_fini_priority_insert): New function.
2967 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2968 (DECL_INIT_PRIORITY): Likewise.
2969 (SET_DECL_INIT_PRIORITY): Add comment.
2970 (DECL_FINI_PRIORITY): New macro.
2971 (SET_DECL_FINI_PRIORITY): Likewise.
2972 (DEFAULT_INIT_PRIORITY): Document.
2973 (MAX_INIT_PRIORITY): Likewise.
2974 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2975 (tree_map_base): New type.
2976 (tree_map_base_eq): New function.
2977 (tree_map_base_hash): Likewise.
2978 (tree_map_base_marked_p): Likewise.
2979 (tree_map): Inherit from tree_map_base.
2980 (tree_map_eq): Make it a macro.
2981 (tree_map_marked_p): Likewise.
2982 (tree_int_map): Inherit from tree_map_base.
2983 (tree_int_map_eq): Make it a macro.
2984 (tree_int_map_hash): Likewise.
2985 (tree_int_map_marked_p): Likewise.
2986 (tree_priority_map): New type.
2987 (tree_priority_map_eq): New macro.
2988 (tree_priority_map_hash): Likewise.
2989 (tree_priority_map_marked_p): Likewise.
2990 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2992 (emutls_common_1): Likewise.
2993 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2994 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2995 of tree_map hierarchy.
2996 * tree-cfg.c (move_stmt_r): Likewise.
2997 (new_label_mapper): Likewise.
2998 * c-tree.h (c_expand_body): Move to ...
2999 * c-common.h (c_expand_body): ... here.
3000 * c-decl.c (c_expand_body): Move to ...
3001 * c-common.c (c_expand_body): ... here.
3002 (c_common_attribute_table): Allow 1 argument for the constructor
3003 and destructor attributes.
3004 (get_priority): New function.
3005 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3006 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3008 2007-02-24 Jan Hubicka <jh@suse.cz>
3011 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3013 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3014 Jan Hubicka <jh@suse.cz>
3017 * i386.c (counter_mode): New function.
3018 (expand_set_or_movmem_via_loop): Use it.
3019 (expand_movmem_epilogue): Likewise; fix pasto.
3020 (ix86_expand_movmem): Do emit guard even for constant counts.
3021 (ix86_expand_setmem): Likewise.
3023 2007-02-25 Nick Clifton <nickc@redhat.com>
3025 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3026 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3028 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3031 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3032 count argument with 0x10, not with 0x16.
3033 (expand_setmem_epilogue): Ditto.
3035 2007-02-24 Mike Stump <mrs@apple.com>
3037 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3040 2007-02-24 Richard Guenther <rguenther@suse.de>
3043 * fold-const.c (fold_binary): Fold x +- CST op x for
3044 EQ_EXPR and NE_EXPR.
3046 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3048 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3050 2007-02-24 Jan Hubicka <jh@suse.cz>
3052 * cgraphunit.c (decide_is_function_needed): Honor
3053 -fkeep-inline-functions.
3055 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3057 * builtins.c (fold_builtin_modf): New.
3058 (fold_builtin_2): Use it.
3060 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3062 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3063 (determine_max_iter): Take additional LOOP arg; all callers changed.
3064 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3065 one using simplifications.
3066 (simplify_using_initial_values): Return if the expression becomes
3067 invalid due to altered regs.
3069 2007-02-23 DJ Delorie <dj@redhat.com>
3071 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3073 2007-02-23 Mike Stump <mrs@apple.com>
3075 * tlink.c (scan_linker_output): Parse linker messages from
3076 darwin9's linker better.
3078 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3081 * varpool.c (varpool_assemble_pending_decls): Set
3082 varpool_last_needed_node to null.
3084 2007-02-23 DJ Delorie <dj@redhat.com>
3086 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3087 alignment bigger than the object file can handle.
3089 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3093 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3094 (*movsf_1): Penalize MMX moves.
3096 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3098 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3099 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3101 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3103 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3105 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3106 (fold_builtin_1): Use them.
3107 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3108 BUILT_IN_SIGNIFICAND.
3110 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/i386.c (bdesc_1arg): Initialize
3113 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3114 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3115 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3116 and IX86_BUILTIN_MOVSLDUP.
3118 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3120 PR rtl-optimization/30841
3121 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3123 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3125 * builtins.c (fold_builtin_frexp): New.
3126 (fold_builtin_2): Use it.
3128 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3130 * doc/invoke.texi (Spec Files): Document getenv spec function.
3132 * gcc.c (getenv_spec_function): New function.
3133 (static_spec_functions): Add it.
3134 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3135 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3138 2007-02-22 Michael Matz <matz@suse.de
3141 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3142 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3144 2007-02-22 Ian Lance Taylor <iant@google.com>
3147 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3148 (mem_loc_descriptor): Call it.
3150 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3151 Ira Rosen <irar@il.ibm.com>
3153 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3155 2007-02-22 Ira Rosen <irar@il.ibm.com>
3157 PR tree-optimization/30843
3158 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3159 stores only after all the group is vectorized.
3161 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3163 PR tree-optimization/30858
3164 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3165 in the reduction cycle have a single use in the loop.
3166 * tree-vectorizer.h (relevant): Add documentation.
3168 2007-02-20 Mike Stump <mrs@apple.com>
3170 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3171 * configure: Regenerate.
3173 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3175 Change the defaults of some parameters and options.
3176 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3177 * config/spu/spu.c (spu_optimization_options): Add.
3178 (spu_override_options): Change params in spu_optimization_options.
3179 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3181 Register 127 is only 16 byte aligned when used as a frame pointer.
3182 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3183 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3184 HARD_FRAME_POINTER_REGNUM.
3185 (spu_legitimate_address): Use regno_aligned_for_reload.
3186 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3187 aligned when frame_pointer_needed is true.
3188 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3190 * config/spu/spu.h (INIT_EXPANDERS): Define.
3192 Make sure shift and rotate instructions have valid immediate operands.
3193 * config/spu/predicates.md (spu_shift_operand): Remove.
3194 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3195 * config/spu/constraints.md (W, O): Extend range.
3196 * config/spu/spu.md (umask, nmask): Define.
3197 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3198 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3199 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3200 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3201 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3202 (lshr<mode>3_reg): Fix rtl description.
3204 Make sure mulhisi immediate operands are valid.
3205 * config/spu/predicates.md (imm_K_operand): Add.
3206 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3208 Generate constants using fsmbi and andi.
3209 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3210 (print_operand, spu_split_immediate, classify_immediate,
3211 fsmbi_const_p): Handle IC_FSMBI2.
3213 Correctly handle a CONST_VECTOR containing symbols.
3214 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3215 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3216 (immediate_load_p): Allow symbols that use 2 instructions to create.
3217 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3218 with symbols when flag_pic is set.
3219 (const_vector_immediate_p): New.
3220 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3221 accept a CONST_VECTOR with symbols.
3222 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3223 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3225 * config/spu/spu.md (high, low): Delete.
3226 (low_<mode>): Define.
3228 Remove INTRmode and INTR_REGNUM, which didn't work.
3229 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3231 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3232 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3233 peephole2 pattern): Don't use INTR or 131.
3234 (movintrcc): Delete.
3235 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3236 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3237 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3238 (UNSPEC_SET_INTR): Add.
3239 * config/spu/spu-modes.def (INTR): Remove.
3241 More accurate warnings about run-time relocations.
3242 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3244 Correctly warn about immediate arguments to specific intrinsics.
3245 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3246 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3247 the instruction predicate.
3249 Fix tree check errors with latest update.
3250 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3252 (spu_expand_builtin): Use CALL_EXPR_FN.
3254 Add missing specific intrinsics.
3255 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3257 * config/spu/spu_internals.h: Ditto.
3259 Fix incorrect operand modifiers.
3260 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3261 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3263 Optimize one case of zero_extend of a vec_select.
3264 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3266 Accept any immediate for hbr.
3267 * config/spu/spu.md (hbr): Change s constraints to i.
3269 2007-02-21 Paul Brook <paul@codesourcery.com>
3271 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3272 condexec_count when skipping USE and CLOBBER.
3274 2007-02-21 Nick Clifton <nickc@redhat.com>
3276 * common.opt (Warray-bounds): Add Warning attribute.
3277 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3279 (fsized-zeroes): Add Optimization attribute.
3280 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3281 * c.opt (Wc++0x-compat): Add Warning attribute.
3283 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3286 * reload1.c (eliminate_regs_in_insn): In the single_set special
3287 case, attempt to re-recognize the insn before falling back to
3288 having reload fix it up.
3290 2007-02-20 Eric Christopher <echristo@gmail.com>
3292 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3293 Rewrite accordingly.
3294 (frv_read_iacc_argument): Ditto.
3295 (frv_expand_set_builtin): Take a call instead of arglist, update for
3297 (frv_expand_unop_builtin): Ditto.
3298 (frv_expand_binop_builtin): Ditto.
3299 (frv_expand_cut_builtin): Ditto.
3300 (frv_expand_binopimm_builtin): Ditto.
3301 (frv_expand_voidbinop_builtin): Ditto.
3302 (frv_expand_int_void2arg): Ditto.
3303 (frv_expand_prefetches): Ditto.
3304 (frv_expand_voidtriop_builtin): Ditto.
3305 (frv_expand_voidaccop_builtin): Ditto.
3306 (frv_expand_load_builtin): Ditto.
3307 (frv_expand_store_builtin): Ditto.
3308 (frv_expand_mdpackh_builtin): Ditto.
3309 (frv_expand_mclracc_builtin): Ditto.
3310 (frv_expand_mrdacc_builtin): Ditto.
3311 (frv_expand_mwtacc_builtin): Ditto.
3312 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3315 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3317 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3318 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3320 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3322 * configure: Regenerate.
3323 * config.in: Regenerate.
3324 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3325 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3326 masks to power6 and power6x and to POWERPC_MASKS.
3327 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3329 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3330 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3331 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3332 Access PROTOTYPE as variable, not mask.
3334 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3336 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3337 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3338 * combine.c (adjust_for_new_dest): Use it.
3339 * postreload.c (reload_combine): Likewise.
3341 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3343 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3344 notes on an insn with multiple sets, even if single_set returns
3345 non-NULL for that insn.
3347 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3352 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3354 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3355 if user didn't pass it.
3356 * config/i386/darwin.h (CC1_SPEC): Likewise.
3357 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3358 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3359 -mmacosx-version-min.
3361 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3362 Uros Bizjak <ubizjak@gmail.com>
3364 * optabs.h (enum optab_index): Add new OTI_scalb.
3365 (scalb_optab): Define corresponding macro.
3366 * optabs.c (init_optabs): Initialize scalb_optab.
3367 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3369 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3370 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3371 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3372 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3373 flag_unsafe_math_optimizations is set.
3375 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3376 to implement scalbf, scalb and scalbl built-ins as inline x87
3379 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3380 DJ Delorie <dj@redhat.com>
3383 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3384 (diagnostic_report_diagnostic): ... here, and turn them into real
3385 errors. If warnings are inhibited, no need to do anything.
3387 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3390 better code generation.
3392 2007-02-20 Ben Elliston <bje@au.ibm.com>
3394 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3396 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3398 * config/alpha/alpha.c, config/alpha/alpha.md,
3399 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3400 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3401 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3402 config/arm/lib1funcs.asm: Follow spelling conventions.
3404 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3405 config/fr30/fr30.md, config/i386/i386.h,
3406 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3407 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3408 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3409 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3410 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3411 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3412 config/sparc/sparc.c, config/sparc/sparc.h,
3413 config/sparc/sparc.md, config/spu/constraints.md,
3414 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3417 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3420 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3423 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3425 * doc/invoke.texi (-ftree-lrs): Remove.
3427 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3429 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3432 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3434 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3435 new CALL_EXPR_FN macro for retrieving the function
3436 declaration of the input expression.
3438 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3440 * c.opt (Waddress): New.
3441 * common.opt (Walways-true): Delete.
3442 (Wstring-literal-comparison): Delete.
3443 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3444 -Wstring-literal-comparison. Add -Waddress.
3446 (Walways-true): Delete.
3447 (Wstring-literal-comparison): Delete.
3448 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3449 consistently instead of -Walways-true in example.
3450 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3451 * c-typeck.c (parser_build_binary_op): Replace
3452 -Wstring-literal-comparison and -Walways-true with -Waddress.
3453 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3456 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3458 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3459 without DECL_STRUCT_FUNCTION initialized.
3461 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3463 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3464 due to calls to functions taking pointers as parameters.
3466 2007-02-19 Richard Henderson <rth@redhat.com>
3469 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3472 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3474 * config/s390/s390.c (s390_call_saved_register_used,
3475 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3476 accessed to the new scheme.
3478 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3480 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3481 (cris_print_index, cris_print_operand, cris_print_operand_address)
3482 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3483 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3484 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3486 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3487 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3488 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3489 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3490 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3491 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3492 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3493 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3494 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3495 (uminsi3, call, call_value): Ditto.
3496 (define_split: indir_to_reg_split, unnamed): Ditto.
3498 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3500 PR tree-optimization/30975
3501 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3504 2007-02-18 Eric Christopher <echristo@gmail.com>
3506 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3507 Remove use of arglist.
3508 (mips_expand_builtin): Remove use of arglist, pass in expr.
3509 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3510 (mips_expand_builtin_movtf): Ditto.
3511 (mips_expand_builtin_compare): Ditto.
3513 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3515 * tree-sra.c (sra_build_assignment): Replace assertion
3516 checking with a comment explaining why it can't be done.
3518 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3521 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3522 during CALL_EXPR representation conversion.
3523 * tree-ssa-propagate.c (set_rhs): Likewise.
3525 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3527 * tree-sra.c (sra_build_assignment): Disable assertion checking
3530 2007-02-18 Roger Sayle <roger@eyesopen.com>
3532 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3533 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3534 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3536 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3537 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3538 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3539 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3540 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3541 force_gimple_operand): Likewise.
3542 * ipa-cp.c (constant_val_insert): Likewise.
3543 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3544 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3545 perfect_nestify): Likewise.
3546 * langhooks.c (lhd_omp_assignment): Likewise.
3547 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3548 lower_copyprivate_clauses, lower_send_clauses,
3549 lower_send_shared_vars, expand_parallel_call,
3550 expand_omp_for_generic, expand_omp_for_static_nochunk,
3551 expand_omp_for_static_chunk, expand_omp_sections,
3552 lower_omp_single_copy, lower_omp_for_lastprivate,
3553 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3554 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3555 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3558 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3560 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3561 config/sh/sh.md: Follow spelling conventions.
3563 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3564 config/frv/predicates.md: Follow spelling conventions.
3566 * config/m68k/linux-unwind.h: Fix a comment typo.
3567 * target.h: Follow spelling conventions.
3569 2007-02-18 Roger Sayle <roger@eyesopen.com>
3571 PR rtl-optimization/28173
3572 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3573 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3574 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3575 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3576 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3578 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3580 * builtins.c (fold_builtin_load_exponent): New.
3581 (fold_builtin_2): Use it.
3583 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3585 PR rtl-optimization/30773
3586 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3587 if we fail to attach a REG_EQUIV note.
3589 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3590 Roger Sayle <roger@eyesopen.com>
3592 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3594 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3596 * calls.c (initialize_argument_information): Pass original EXP
3597 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3598 code to split complex arguments here, as part of initializing the
3600 (expand_call): Remove code that builds a list of arguments and
3601 inserts implicit arguments into it. Instead, just count how many
3602 implicit arguments there will be so we can determine the size of
3603 the ARGS array, and let initialize_argument_information do the work.
3604 (split_complex_values): Delete unused function.
3606 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3608 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3610 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3612 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3613 for arg pointer based indexed addressing.
3615 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3617 * config/ia64/ia64.h, config/ia64/ia64.md,
3618 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3619 spelling conventions.
3621 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3623 * config/m68k/m68k.c (split_di): New.
3624 * config/m68k/m68k-protos.h: Declare split_di.
3625 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3626 Improve predicate handling and split constant shifts.
3628 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3630 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3631 parameter for register bitfield operations, general predicates
3634 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3636 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3637 * config/m68k/linux-unwind.h: New file.
3639 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3641 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3642 config/i386/athlon.md, config/ia64/ia64.md,
3643 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3644 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3645 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3646 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3647 tree-vect-transform.c: Fix comment typos.
3649 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3651 * sched-deps.c (find_insn_list): Remove.
3652 * sched-int.h: Remove the prototype for find_insn_list.
3654 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3656 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3658 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3659 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3660 darwin_rs6000_override_options.
3661 (C_COMMON_OVERRIDE_OPTIONS): Expect
3662 darwin_macosx_version_min to be non-NULL always.
3663 (TARGET_C99_FUNCTIONS): Likewise.
3664 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3665 (DARWIN_MINVERSION_SPEC): New.
3666 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3667 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3669 (DARWIN_MINVERSION_SPEC): New.
3670 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3672 * config/darwin-c.c (darwin_cpp_builtins): Expect
3673 darwin_macosx_version_min to be non-NULL always.
3675 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3677 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.h (x86_use_xchgb): New.
3680 (TARGET_USE_XCHGB): New macro.
3681 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3682 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3683 Split after reload into bswaphi for shifts of 8.
3684 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3685 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3686 or when optimizing for size.
3688 2007-02-16 Richard Guenther <rguenther@suse.de>
3689 Christian Bruel <christian.bruel@st.com>
3691 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3692 DECLs but prefer SSA_NAMEs over DECLs.
3694 2007-02-16 Richard Guenther <rguenther@suse.de>
3696 * tree-flow-inline.h (single_imm_use_p): Remove.
3697 (zero_imm_uses_p): Likewise.
3698 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3699 instead of single_imm_use_p.
3700 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3703 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3706 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3707 nested double- and backquotes.
3709 2007-02-15 Roger Sayle <roger@eyesopen.com>
3712 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3713 should be unreachable.
3714 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3715 For the time being redirect GIMPLE_MODIFY_STMT to the new
3716 (renamed) build_gimple_modify_stmt_stat.
3717 (build2_gimple_stat): Rename to...
3718 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3719 Always build a GIMPLE_MODIFY_STMT node.
3720 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3721 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3724 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3725 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3726 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3727 expand_complex_div_wide): Likewise.
3728 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3729 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3730 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3731 * tree-ssa-loop-manip.c (create_iv): Likewise.
3732 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3733 abs_replacement): Likewise.
3734 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3735 realify_fake_stores): Likewise.
3737 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3738 node rather than a GIMPLE_MODIFY_STMT node.
3739 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3740 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3742 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3743 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3746 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3749 * fold-const.c (fold_comparison): Add back the
3750 folding of constant complex comparisions.
3752 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3755 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3756 effects unknown to this function, return early.
3758 2007-02-15 Ian Lance Taylor <iant@google.com>
3760 * lower-subreg.c (move_eh_region_note): New static function.
3761 (resolve_simple_move): Call it.
3762 (decompose_multiword_subregs): Track blocks for which we resolve a
3763 simple move which is also a control flow insn. Pass them to
3764 find_many_sub_basic_blocks.
3765 (pass_lower_subreg): Add TODO_verify_flow.
3766 (pass_lower_subreg2): Likewise.
3768 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3769 Brooks Moses <brooks.moses@codesourcery.com>
3770 Lee Millward <lee.millward@codesourcery.com>
3772 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3773 (VL_EXP_CLASS_P): New.
3774 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3776 (TREE_OPERAND_CHECK_CODE): Likewise.
3777 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3778 (TREE_RTL_OPERAND_CHECK): Likewise.
3779 (tree_operand_check_failed): Make second parameter the whole tree
3780 instead of its code. Fixed callers.
3781 (VL_EXP_CHECK): New.
3782 (TREE_OPERAND_LENGTH): New.
3783 (VL_EXP_OPERAND_LENGTH): New.
3784 (CALL_EXPR_FN): New.
3785 (CALL_EXPR_STATIC_CHAIN): New.
3786 (CALL_EXPR_ARGS): New.
3787 (CALL_EXPR_ARG): New.
3788 (call_expr_nargs): New.
3789 (CALL_EXPR_ARGP): New.
3790 (build_nt_call_list): Declare.
3791 (build_vl_exp_stat): Declare.
3792 (build_vl_exp): New.
3793 (build_call_list): Declare.
3794 (build_call_nary): Declare.
3795 (build_call_valist): Declare.
3796 (build_call_array): Declare.
3797 (call_expr_arg): Declare.
3798 (call_expr_argp): Declare.
3799 (call_expr_arglist): Declare.
3800 (fold_build_call_list): Declare.
3801 (fold_build_call_list_initializer): Declare.
3802 (fold_call_expr): Declare to replace fold_builtin.
3803 (fold_builtin_fputs): Update to agree with modified definition.
3804 (fold_builtin_strcpy): Likewise.
3805 (fold_builtin_strncpy): Likewise.
3806 (fold_builtin_memory_chk): Likewise.
3807 (fold_builtin_stxcpy_chk): Likewise.
3808 (fold_builtin_strncpy_chk): Likewise.
3809 (fold_builtin_next_arg): Likewise.
3810 (fold_build_call_expr): Declare.
3811 (fold_builtin_call_list): Declare.
3812 (fold_builtin_call_valist): Declare.
3813 (build_call_expr): Declare.
3814 (validate_arglist): Update to agree with modified definition.
3815 (tree_operand_length): New.
3816 (call_expr_arg_iterator): New.
3817 (init_call_expr_arg_iterator): New.
3818 (next_call_expr_arg): New.
3819 (first_call_expr_arg): New.
3820 (more_call_expr_args_p): New.
3821 (FOR_EACH_CALL_EXPR_ARG): New.
3823 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3824 and tcc_gimple_stmt.
3825 (tree_code_size): Update documentation. Use sizeof (tree) rather
3826 than sizeof (char *).
3827 (tree_size): Likewise. Add case for tcc_vl_exp.
3828 (tree_node_structure): Add case for tcc_vl_exp.
3829 (contains_placeholder_p): Likewise.
3830 (substitute_in_expr): Likewise.
3831 (substitute_placeholder_in_expr): Likewise.
3832 (stabilize_reference_1): Likewise.
3833 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3834 to diagnose breakage of this interface for constructing CALL_EXPRs.
3835 (build_nt): Add similar assertion here.
3836 (build_nt_call_list): New.
3837 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3838 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3840 (get_callee_fndecl): Use new CALL_EXPR accessors.
3841 (tree_operand_check_failed): Change parameters to pass entire node
3842 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3843 (process_call_operands): New.
3844 (build_vl_exp_stat): New.
3845 (build_call_list): New.
3846 (build_call_nary): New.
3847 (build_call_valist): New.
3848 (build_call_array): New.
3849 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3850 (call_expr_arglist): New.
3852 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3853 tcc_vl_exp instead of a fixed-size tcc_expression.
3855 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3856 accessors for CALL_EXPRs.
3857 (AGGR_INIT_EXPR): Likewise.
3859 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3860 Brooks Moses <brooks.moses@codesourcery.com>
3861 Lee Millward <lee.millward@codesourcery.com>
3863 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3864 (expand_builtin_nonlocal_goto): Change parameter to be entire
3865 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3866 (expand_builtin_prefetch): Likewise.
3867 (expand_builtin_classify_type): Likewise.
3868 (mathfn_built_in): Return NULL_TREE instead of 0.
3869 (expand_errno_check): Use new CALL_EXPR accessors.
3870 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3871 Return NULL_RTX instead of 0.
3872 (expand_builtin_mathfn_2): Likewise.
3873 (expand_builtin_mathfn_3): Likewise.
3874 (expand_builtin_interclass_mathfn): Likewise.
3875 (expand_builtin_sincos): Likewise.
3876 (expand_builtin_cexpi): Likewise.
3877 (expand_builtin_int_roundingfn): Likewise.
3878 (expand_builtin_int_roundingfn_2): Likewise.
3879 (expand_builtin_pow): Likewise.
3880 (expand_builtin_powi): Likewise.
3881 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3882 of arglist, fixing callers appropriately. Use new CALL_EXPR
3883 accessors and constructors. Return NULL_RTX instead of 0.
3884 (expand_builtin_strstr): Likewise.
3885 (expand_builtin_strchr): Likewise.
3886 (expand_builtin_strrchr): Likewise.
3887 (expand_builtin_strpbrk): Likewise.
3888 (expand_builtin_memcpy): Likewise.
3889 (expand_builtin_mempcpy): Likewise.
3890 (expand_builtin_mempcpy_args): New.
3891 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3892 (expand_builtin_memmove_args): New.
3893 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3894 (expand_movstr): Likewise.
3895 (expand_builtin_strcpy): Likewise.
3896 (expand_builtin_strcpy_args): New.
3897 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3898 (expand_builtin_strncpy): Likewise.
3899 (expand_builtin_memset): Likewise.
3900 (expand_builtin_memset_args): New.
3901 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3902 (expand_builtin_memcmp): Likewise.
3903 (expand_builtin_strcmp): Likewise.
3904 (expand_builtin_strncmp): Likewise.
3905 (expand_builtin_strcat): Likewise.
3906 (expand_builtin_strncat): Likewise.
3907 (expand_builtin_strspn): Likewise.
3908 (expand_builtin_strcspn): Likewise.
3909 (expand_builtin_args_info): Likewise.
3910 (expand_builtin_va_start): Likewise.
3911 (gimplify_va_arg_expr): Likewise.
3912 (expand_builtin_va_end): Likewise.
3913 (expand_builtin_va_copy): Likewise.
3914 (expand_builtin_frame_address): Likewise.
3915 (expand_builtin_alloca): Likewise.
3916 (expand_builtin_bswap): Likewise.
3917 (expand_builtin_unop): Likewise.
3918 (expand_builtin_fputs): Likewise.
3919 (expand_builtin_expect): Likewise.
3920 (expand_builtin_fabs): Likewise.
3921 (expand_builtin_copysign): Likewise.
3922 (expand_builtin_printf): Likewise.
3923 (expand_builtin_fprintf): Likewise.
3924 (expand_builtin_sprintf): Likewise.
3925 (expand_builtin_init_trampoline): Likewise.
3926 (expand_builtin_signbit): Likewise.
3927 (expand_builtin_fork_or_exec): Likewise.
3928 (expand_builtin_sync_operation): Likewise.
3929 (expand_builtin_compare_and_swap): Likewise.
3930 (expand_builtin_lock_test_and_set): Likewise.
3931 (expand_builtin_lock_release): Likewise.
3932 (expand_builtin): Likewise.
3933 (builtin_mathfn_code): Likewise.
3935 (fold_builtin_constant_p): Pass call arguments individually instead
3936 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3937 accessors and constructors. Return NULL_TREE instead of 0.
3938 (fold_builtin_expect): Likewise.
3939 (fold_builtin_classify_type): Likewise.
3940 (fold_builtin_strlen): Likewise.
3941 (fold_builtin_nan): Likewise.
3942 (integer_valued_real_p): Likewise.
3943 (fold_trunc_transparent_mathfn): Likewise.
3944 (fold_fixed_mathfn): Likewise.
3945 (fold_builtin_cabs): Likewise.
3946 (fold_builtin_sqrt): Likewise.
3947 (fold_builtin_cbrt): Likewise.
3948 (fold_builtin_cos): Likewise.
3949 (fold_builtin_cosh): Likewise.
3950 (fold_builtin_tan): Likewise.
3951 (fold_builtin_sincos): Likewise.
3952 (fold_builtin_cexp): Likewise.
3953 (fold_builtin_trunc): Likewise.
3954 (fold_builtin_floor): Likewise.
3955 (fold_builtin_ceil): Likewise.
3956 (fold_builtin_round): Likewise.
3957 (fold_builtin_int_roundingfn): Likewise.
3958 (fold_builtin_bitop): Likewise.
3959 (fold_builtin_bswap): Likewise.
3960 (fold_builtin_logarithm): Likewise.
3961 (fold_builtin_hypot): Likewise.
3962 (fold_builtin_pow): Likewise.
3963 (fold_builtin_powi): Likewise.
3964 (fold_builtin_exponent): Likewise.
3965 (fold_builtin_memset): Likewise.
3966 (fold_builtin_bzero): Likewise.
3967 (fold_builtin_memory_op): Likewise.
3968 (fold_builtin_bcopy): Deleted; call site changed to invoke
3969 fold_builtin_memory_op directly.
3970 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3971 (fold_builtin_strncpy): Likewise.
3972 (fold_builtin_memcmp): Likewise.
3973 (fold_builtin_strcmp): Likewise.
3974 (fold_builtin_strncmp): Likewise.
3975 (fold_builtin_signbit): Likewise.
3976 (fold_builtin_copysign): Likewise.
3977 (fold_builtin_isascii): Likewise.
3978 (fold_builtin_toascii): Likewise.
3979 (fold_builtin_isdigit): Likewise.
3980 (fold_builtin_fabs): Likewise.
3981 (fold_builtin_abs): Likewise.
3982 (fold_builtin_fmin_fmax): Likewise.
3983 (fold_builtin_carg): Likewise.
3984 (fold_builtin_classify): Likewise.
3985 (fold_builtin_unordered_cmp): Likewise.
3987 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3988 New functions split out from fold_builtin_1.
3989 (fold_builtin_n): New.
3990 (fold_builtin_varargs): New.
3991 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3993 (fold_call_expr): New.
3994 (build_function_call_expr): Rewrite to use new helper function.
3995 (fold_builtin_call_list): New.
3996 (build_call_expr): New.
3997 (fold_builtin_call_valist): New.
3998 (rewrite_call_expr): New.
3999 (validate_arg): New.
4000 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4001 of an arglist. Change return type to bool. Use new CALL_EXPR
4004 (fold_builtin_strstr): Pass call arguments individually instead
4005 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4006 accessors and constructors. Return NULL_TREE instead of 0.
4007 (fold_builtin_strchr): Likewise.
4008 (fold_builtin_strrchr): Likewise.
4009 (fold_builtin_strpbrk): Likewise.
4010 (fold_builtin_strcat): Likewise.
4011 (fold_builtin_strncat): Likewise.
4012 (fold_builtin_strspn): Likewise.
4013 (fold_builtin_strcspn): Likewise.
4014 (fold_builtin_fputs): Likewise.
4015 (fold_builtin_next_arg): Likewise.
4016 (fold_builtin_sprintf): Likewise.
4018 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4019 NULL_RTX instead of 0.
4020 (expand_builtin_memory_chk): Likewise.
4021 (maybe_emit_chk_warning): Likewise.
4022 (maybe_emit_sprintf_chk_warning): Likewise.
4024 (fold_builtin_object_size): Pass call arguments individually instead
4025 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4026 accessors and constructors. Return NULL_TREE instead of 0.
4027 (fold_builtin_memory_chk): Likewise.
4028 (fold_builtin_stxcpy_chk): Likewise.
4029 (fold_builtin_strncpy_chk): Likewise.
4030 (fold_builtin_strcat_chk): Likewise.
4031 (fold_builtin_strcat_chk): Likewise.
4032 (fold_builtin_strncat_chk): Likewise.
4033 (fold_builtin_sprintf_chk): Likewise.
4034 (fold_builtin_snprintf_chk): Likewise.
4035 (fold_builtin_printf): Likewise.
4036 (fold_builtin_vprintf): Likewise.
4038 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4040 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4041 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4042 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4043 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4044 (fold_unary): Likewise.
4045 (fold_binary): Likewise.
4046 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4047 ternary expressions.
4048 (fold): Add logic for tcc_vl_exp.
4049 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4050 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4051 (fold_build3_stat): Add assertion to flag broken interface for
4052 constructing CALL_EXPRs.
4053 (fold_build_call_list): New.
4054 (fold_build_call_list_initializer): New.
4055 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4057 (fold_strip_sign_ops): Likewise.
4059 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4060 Brooks Moses <brooks.moses@codesourcery.com>
4061 Lee Millward <lee.millward@codesourcery.com>
4063 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4064 accessors and dump arguments explicitly.
4066 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4068 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4070 (print_call_name): Use new CALL_EXPR accessors.
4072 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4073 CALL_EXPR arguments explicitly instead of as a list. Use
4074 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4076 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4077 (vrp_visit_stmt): Likewise.
4079 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4080 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4082 (force_move_till_expr): Likewise.
4084 * targhooks.c (default_external_stack_protect_fail): Use
4085 build_call_expr instead of build_function_call_expr.
4086 (default_hidden_stack_protect_fail): Likewise.
4088 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4091 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4092 and walk arguments explicitly.
4094 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4095 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4096 (expand_simple_operations): Likewise.
4097 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4099 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4100 of TREE_CODE_LENGTH.
4101 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4103 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4104 instead of TREE_CODE_LENGTH.
4106 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4107 (tree_ic_transform): Likewise.
4108 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4109 parameter instead of arglist. Fix callers.
4110 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4111 (tree_stringops_transform): Likewise.
4112 (tree_indirect_call_to_profile): Likewise.
4113 (tree_stringops_values_to_profile): Likewise.
4115 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4116 (eliminate_tail_call): Likewise.
4118 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4120 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4121 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4123 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4125 * omp-low.c (build_omp_barrier): Use build_call_expr.
4126 (lower_rec_input_clauses): Likewise.
4127 (lower_reduction_clauses): Likewise.
4128 (expand_parallel_call): Likewise.
4129 (maybe_catch_exception): Likewise.
4130 (expand_omp_for_generic): Likewise.
4131 (expand_omp_for_static_nochunk): Likewise.
4132 (expand_omp_sections): Likewise.
4133 (lower_omp_single_simple): Likewise.
4134 (lower_omp_single_copy): Likewise.
4135 (lower_omp_master): Likewise.
4136 (lower_omp_ordered): Likewise.
4137 (lower_omp_critical): Likewise.
4139 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4140 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4142 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4143 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4144 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4146 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4147 and generalize to handle any number of operands.
4148 (chrec_contains_undetermined): Likewise.
4149 (tree_contains_chrecs): Likewise.
4150 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4152 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4154 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4155 fold_call_expr instead of fold_builtin.
4156 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4157 match declarations there.
4158 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4161 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4162 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4164 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4165 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4167 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4170 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4171 (execute_cse_sincos): Use new CALL_EXPR accessors.
4173 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4175 * gimple-low.c (lower_function_body): Use build_call_expr.
4176 (lower_builtin_setjmp): Likewise.
4178 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4179 (set_storage_via_libcall): Likewise.
4180 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4181 instead of TREE_CODE_LENGTH.
4182 (expand_expr_real_1): Use new CALL_EXPR accessors.
4184 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4185 generalize to handle any number of operands.
4186 (TB_parent_eq): Likewise.
4188 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4189 (strip_builtin_expect): Likewise.
4191 * function.c (gimplify_parameters): Use build_call_expr.
4193 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4194 instead of TREE_CODE_LENGTH.
4196 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4197 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4199 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4202 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4203 (gimplify_decl_expr): Likewise.
4204 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4205 Use new CALL_EXPR iterators.
4206 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4207 (gimplify_modify_expr_to_memset): Likewise.
4208 (gimplify_variable_sized_compare): Likewise.
4209 (gimplify_omp_atomic_fetch_op): Likewise.
4210 (gimplify_omp_atomic_pipeline): Likewise.
4211 (gimplify_omp_atomic_mutex): Likewise.
4212 (gimplify_function_tree): Likewise.
4214 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4215 (call_expr_flags): Likewise.
4216 (expand_call): Likewise.
4218 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4219 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4222 * coverage.c (create_coverage): Use build_call_expr.
4224 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4225 (temp_call_expr_obstack): New.
4226 (pool_copy_list): Delete.
4227 (temp_copy_call_expr): New.
4228 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4229 CALL_EXPR accessors. Get rid of special goo for copying argument
4230 lists and use temp_copy_call_expr instead.
4231 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4232 CALL_EXPR accessors.
4233 (create_expression_by_pieces): Likewise. Use build_call_array
4234 to construct the result instead of fold_build3.
4235 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4236 dealing with argument lists.
4237 (init_pre): Remove references to expression_node_pool and
4238 list_node_pool. Init temp_call_expr_obstack instead.
4239 (fini_pre): Remove references to expression_node_pool and
4242 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4243 and walk arguments explicitly instead of as a list.
4245 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4246 (mx_register_decls): Likewise.
4247 (mudflap_register_call): Likewise.
4248 (mudflap_finish_file): Likewise.
4250 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4251 (ipa_callsite_compute_param): Likewise.
4253 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4254 accessors and constructor.
4256 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4257 accessors and constructor.
4258 (convert_tramp_reference): Likewise.
4259 (convert_call_expr): Likewise.
4260 (finalize_nesting_tree_1): Likewise.
4262 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4265 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4267 * tree-inline.c (initialize_inlined_parameters): Pass entire
4268 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4270 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4271 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4273 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4274 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4275 (vectorizable_reduction): Likewise.
4276 (vectorizable_call): Use new CALL_EXPR iterators.
4277 (vectorizable_conversion): Use build_call_expr.
4278 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4279 (vect_gen_widened_results_half): Use build_call_expr.
4280 (vect_setup_realignment): Likewise.
4281 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4283 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4284 (pass_through_call): Likewise.
4285 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4288 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4289 (tree_gen_pow2_profiler): Likewise.
4290 (tree_gen_one_value_profiler): Likewise.
4291 (tree_gen_ic_func_profiler): Likewise.
4292 (tree_gen_average_profiler): Likewise.
4293 (tree_gen_ior_profiler): Likewise.
4295 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4296 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4297 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4299 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4300 of TREE_CODE_LENGTH.
4302 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4303 of TREE_CODE_LENGTH.
4305 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4307 (convert_to_integer): Likewise.
4309 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4312 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4313 Brooks Moses <brooks.moses@codesourcery.com>
4314 Lee Millward <lee.millward@codesourcery.com>
4316 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4318 * config/frv/frv.c (frv_expand_builtin): Likewise.
4319 * config/s390/s390.c (s390_expand_builtin): Likewise.
4321 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4322 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4324 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4325 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4326 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4327 (ix86_expand_store_builtin): Likewise.
4328 (ix86_expand_unop_builtin): Likewise.
4329 (ix86_expand_unop1_builtin): Likewise.
4330 (ix86_expand_sse_compare): Likewise.
4331 (ix86_expand_sse_comi): Likewise.
4332 (ix86_expand_vec_init_builtin): Likewise.
4333 (ix86_expand_vec_ext_builtin): Likewise.
4334 (ix86_expand_vec_set_builtin): Likewise.
4335 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4337 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4338 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4340 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4341 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4342 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4344 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4346 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4347 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4348 arglist. Use new CALL_EXPR accessors. Fix callers.
4349 (altivec_expand_abs_builtin): Likewise.
4350 (rs6000_expand_binop_builtin): Likewise.
4351 (altivec_expand_predicate_builtin): Likewise.
4352 (altivec_expand_lv_builtin): Likewise.
4353 (spe_expand_stv_builtin): Likewise.
4354 (altivec_expand_stv_builtin): Likewise.
4355 (rs6000_expand_ternop_builtin): Likewise.
4356 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4357 (altivec_expand_st_builtin): Likewise.
4358 (altivec_expand_dst_builtin): Likewise.
4359 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4360 arglist. Use new CALL_EXPR accessors. Fix callers.
4361 (altivec_expand_vec_set_builtin): Likewise.
4362 (altivec_expand_vec_ext_builtin): Likewise.
4363 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4364 (spe_expand_builtin): Likewise.
4365 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4366 arglist. Use new CALL_EXPR accessors. Fix callers.
4367 (spe_expand_evsel_builtin): Likewise.
4368 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4369 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4371 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4372 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4373 (arm_expand_unop_builtin): Likewise.
4374 (arm_expand_builtin): Use new CALL_EXPR accessors.
4376 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4379 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4380 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4381 (bfin_expand_unop_builtin): Likewise.
4382 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4384 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4385 Brooks Moses <brooks.moses@codesourcery.com>
4386 Lee Millward <lee.millward@codesourcery.com>
4388 * c-semantics.c (build_stmt): Add internal diagnostic check.
4390 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4391 accessors. Print arguments explicitly instead of as a list.
4393 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4395 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4396 (c_finish_omp_flish): Likewise.
4398 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4399 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4400 instead of TREE_CODE_LENGTH.
4401 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4402 (c_warn_unused_result): Likewise.
4404 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4407 * doc/invoke.texi (Warning Options): Remove
4408 -Werror-implicit-function-declaration.
4409 (Wimplicit-function-declaration): Update description.
4410 * opts.c (common_handle_option): Move handling of -Werror=* to...
4411 (enable_warning_as_error): ...here.
4412 * opts.h (enable_warning_as_error): Declare.
4413 * c-decl.c (implicit_decl_warning): Unless
4414 -Wno-implicit-function-declaration is given, emit a pedwarn if
4415 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4416 * c.opt (Wimplicit-function-declaration): Replace
4417 mesg_implicit_function_declaration with
4418 warn_implicit_function_declaration.
4419 * c-opts.c (c_common_handle_option):
4420 -Werror-implicit-function-declaration is exactly equal as
4421 -Werror=implicit-function-declaration.
4422 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4423 warn_implicit_function_declaration.
4424 (c_common_post_options): -Wimplict-function-declaration is enabled
4425 by default by -std=c99, otherwise is disabled by default.
4426 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4428 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4430 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4431 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4432 former is ignored but not the latter.
4434 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4436 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4437 is made and the reference doesn't use the alias set of its type,
4438 do not create the temporary using that type.
4440 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4442 * jump.c: Remove prototypes for delete_computation and
4443 delete_prior_computation.
4445 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4447 * jump.c (get_label_after): Delete.
4448 (get_label_before, delete_computation, delete_jump,
4449 delete_prior_computation, follow_jumps): Move...
4450 * reorg.c (delete_computation, delete_prior_computation): ... here...
4451 (get_label_before, delete_jump): ... making these static ...
4452 (follow_jumps): ... and simplifying this since it only runs after
4454 * rtl.h (get_label_after, get_label_before, delete_jump,
4455 follow_jumps): Delete prototypes.
4457 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4459 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4461 2007-02-15 Nick Clifton <nickc@redhat.com>
4463 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4464 order to prevent it from being munged by the target.
4466 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/i386.md: Remove misleading comment.
4470 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4472 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4473 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4476 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4478 * tree-sra.c (instantiate_missing_elements): Canonicalize
4480 (sra_build_assignment): New.
4481 (generate_copy_inout, generate_element_copy,
4482 generate_element_zero, generate_one_element_init): Use it.
4484 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4486 * tree-sra.c (instantiate_missing_elements): Canonicalize
4488 (sra_build_assignment): New.
4489 (generate_copy_inout, generate_element_copy,
4490 generate_element_zero, generate_one_element_init): Use it.
4492 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4494 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4497 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4499 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4500 types as aggregates not scalars.
4501 * function.c (assign_stack_temp_for_type): Likewise.
4503 2007-02-14 Roger Sayle <roger@eyesopen.com>
4504 Zdenek Dvorak <dvorakz@suse.cz>
4506 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4509 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4511 * passes.c (next_pass_1): Clear the next field of the copied
4514 2007-02-14 Richard Henderson <rth@redhat.com>
4516 * tree-sra.c (early_sra): New.
4517 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4518 (tree_sra_early, pass_sra_early): New.
4519 * tree-pass.h (pass_sra_early): Declare.
4520 * passes.c (init_optimization_passes): Use it.
4522 2007-02-14 Richard Guenther <rguenther@suse.de>
4524 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4526 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4528 PR tree-optimization/30771
4529 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4531 (vect_analyze_operations): Induction phis can now be marked as
4533 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4534 Update documentation accordingly.
4536 2007-02-14 Nick Clifton <nickc@redhat.com>
4538 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4539 most 3 arguments are supported.
4540 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4542 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4544 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4545 Ensure dst->current is valid.
4547 2007-02-13 Paul Brook <paul@codesourcery.com>
4549 * config.gcc: Add arm*-*-uclinux-*eabi.
4550 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4551 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4552 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4553 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4554 (LINK_SPEC): Define.
4556 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4558 * config/arm/uclinux-eabi.h: New file.
4559 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4560 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4563 2007-02-13 Ian Lance Taylor <iant@google.com>
4565 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4566 * flags.h (warn_strict_overflow): Declare.
4567 (enum warn_strict_overflow_code): Define.
4568 (issue_strict_overflow_warning): New static inline function.
4569 * opts.c (warn_strict_overflow): New variable.
4570 (common_handle_option): Handle OPT_Wstrict_overflow and
4571 OPT_Wstrict_overflow_.
4572 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4574 * fold-const.c: Include intl.h.
4575 (fold_deferring_overflow_warnings): New static variable.
4576 (fold_deferred_overflow_warning): New static variable.
4577 (fold_deferred_overflow_code): New static variable.
4578 (fold_defer_overflow_warnings): New function.
4579 (fold_undefer_overflow_warnings): New function.
4580 (fold_undefer_and_ignore_overflow_warnings): New function.
4581 (fold_deferring_overflow_warnings_p): New function.
4582 (fold_overflow_warning): New static function.
4583 (make_range): Add strict_overflow_p parameter. Change all
4585 (extract_muldiv, extract_muldiv_1): Likewise.
4586 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4587 tree_expr_nonnegative_p.
4588 (fold_negate_expr): Call fold_overflow_warning.
4589 (fold_range_test): Likewise.
4590 (fold_comparison): Likewise.
4591 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4592 instead of tree_expr_nonnegative_p.
4593 (tree_expr_nonnegative_warnv_p): Rename from
4594 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4595 (tree_expr_nonnegative_p): New function.
4596 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4597 strict_overflow_p parameter.
4598 (tree_expr_nonzero_p): New function.
4599 * passes.c (verify_interpass_invariants): New static function.
4600 (execute_one_pass): Call it.
4601 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4603 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4604 (estimate_numbers_of_iterations): Likewise.
4605 (scev_probably_wraps_p): Likewise.
4606 * tree-ssa-ccp.c: Include "toplev.h".
4607 (evaluate_stmt): Defer fold overflow warnings until we know we are
4609 (struct fold_stmt_r_data): Add stmt field.
4610 (fold_stmt_r): Defer fold overflow warnings until we know we
4612 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4613 (fold_stmt_inplace): Likewise.
4614 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4615 (cleanup_control_expr_graph): Defer fold overflow warnings until
4616 we know we are going to optimize.
4617 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4618 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4620 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4621 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4622 * tree-ssa-loop-manip.c (create_iv): Likewise.
4623 * c-typeck.c (build_conditional_expr): Likewise.
4624 (build_binary_op): Likewise.
4625 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4626 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4627 (extract_range_from_unary_expr): Likewise.
4628 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4629 assuming that signed overflow does not occur.
4630 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4631 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4632 (fold_defer_overflow_warnings): Declare.
4633 (fold_undefer_overflow_warnings): Declare.
4634 (fold_undefer_and_ignore_overflow_warnings): Declare.
4635 (fold_deferring_overflow_warnings_p): Declare.
4636 (tree_expr_nonzero_warnv_p): Declare.
4637 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4639 (Warning Options): Document -Wstrict-overflow.
4640 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4641 (tree-ssa-ccp.o): Likewise.
4642 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4643 (fold-const.o): Depend on intl.h.
4645 2007-02-13 Ian Lance Taylor <iant@google.com>
4648 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4651 2007-02-13 Stuart Hastings <stuart@apple.com>
4653 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4655 2007-02-13 Richard Henderson <rth@redhat.com>
4657 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4658 handled_component_p before looking for the indirect_ref.
4660 2007-02-13 Richard Henderson <rth@redhat.com>
4662 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4663 remove flags clobber.
4664 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4665 (bswaphi_lowpart): New.
4666 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4667 remove TARGET_BSWAP test. Delete expander of the same name.
4669 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4670 (expand_unop): Use them.
4672 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4675 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4676 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4677 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4678 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4679 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4680 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4681 assembler dialect choice from asm templates.
4683 2007-02-12 Richard Henderson <rth@redhat.com>
4685 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4686 (fixuns_trunc<SSEMODEF>si2): Use it.
4687 * config/i386/sse.md (vec_setv4sf_0): Export.
4688 * config/i386/i386.c (ix86_build_const_vector): Export.
4689 (ix86_split_convert_uns_si_sse): Rename from
4690 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4691 * config/i386/i386-protos.h: Update.
4693 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4696 * c-typeck.c (c_finish_return): Improve warning message.
4698 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4700 * alias.c (find_symbolic_term): Delete unused function.
4702 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4705 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4706 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4708 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4710 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4711 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4712 the function, temporarily point the debug interface to the null one.
4714 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4716 * dwarf2out.c (round_up_to_align): New static function.
4717 (field_byte_offset): Use it to round the offset.
4719 2007-02-12 Richard Henderson <rth@redhat.com>
4721 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4722 (inswl_const): Export.
4724 2007-02-12 Richard Henderson <rth@redhat.com>
4726 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4727 result mode of the libcall, convert back to outmode.
4729 2007-02-12 Roger Sayle <roger@eyesopen.com>
4731 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4732 (bswapdi2): New define_expand to implement 32-bit implementation.
4734 2007-02-12 Nick Clifton <nickc@redhat.com>
4736 * doc/invoke.texi (Overall Options): Document --help=.
4737 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4738 (cc1_options): Pass --help= on to cc1.
4739 (display_help): Add description of --help=.
4740 (process_command): Add code to handle --help=. Allow translated
4741 --help and --target-help switches to be passed on to compiler
4743 (main): Remove unused if statement.
4744 * opts.c (columns): Remove.
4745 (LEFT_COLUMN): Define.
4746 (wrap_help): Add columns argument.
4747 (print_filtered_help): Change parameters to be an include bitmask,
4748 an exclude bitmask, an any bitmask and the column width. Move the
4749 code to display the params list here. Add code to display the
4750 status of options rather than their descriptions if the quiet flag
4752 (print_specific_help): Change parameters to be an include bitmask,
4753 an exclude bitmask and an any bitmask. Move code to look up the
4754 column width here. Decide upon the title for an options listing.
4755 (common_handle_options): Add code to handle --help=. Adapt code
4756 for --help and --target-help to use the revised form of the
4757 print_specific_help function.
4758 (print_help): Delete.
4759 (print_param_help): Delete.
4760 (print_switch): Delete.
4761 * opts.h (cl_lang_count): Add prototype.
4762 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4763 CL_MAX_OPTION_CLASS): New defines.
4764 * optc-gen.awk: Add construction of cl_lang_count.
4765 * c.opt: Add Warning attribute to warning options and Optimization
4766 attribute to optimization options.
4767 * common.opt: Likewise.
4769 Add -fhelp and -ftarget-help as aliases for the transformed --help
4770 and --target-help options.
4771 * opt-functions.awk: Add code to handle Warning and Optimization
4774 2007-02-12 Richard Henderson <rth@redhat.com>
4776 * config/alpha/constraints.md: New file.
4777 * config/alpha/alpha.c: Include tm-constrs.h.
4778 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4779 alpha_extra_constraint): Remove.
4780 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4781 * config/alpha/alpha-protos.h: Update.
4782 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4783 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4784 (EXTRA_CONSTRAINT): Remove.
4785 * config/alpha/alpha.md: Include constraints.md.
4786 (adddi splitter): Use satisfies_constraint_*.
4787 * config/alpha/predicates.md (add_operand): Likewise.
4788 (sext_add_operand, addition_operation): Likewise.
4790 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4792 PR tree-optimization/29145
4793 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4794 in our handling of restrict qualified pointers.
4796 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4799 * doc/invoke.texi (Wunused-value): Update description.
4800 (Wextra): Delete item.
4801 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4802 value of Wunused-value.
4803 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4804 (c_finish_stmt_expr): Don't check extra_warnings.
4805 (emit_side_effect_warnings): The caller is responsible to check
4808 2007-02-11 Roger Sayle <roger@eyesopen.com>
4809 Matt Thomas <matt@3am-software.com>
4811 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4813 2007-02-11 Roger Sayle <roger@eyesopen.com>
4815 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4816 comparisons of POPCOUNT against zero.
4817 (simplify_const_relational_operation): Likewise.
4819 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4821 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4823 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4825 * dwarf2out.c (root_type): Delete unused function.
4827 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4829 * genattrtab.c (contained_in_p): Delete unused function.
4830 (write_expr_attr_cache): Likewise.
4832 2007-02-11 Jan Hubicka <jh@suse.cz>
4834 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4837 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4839 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4840 to add the REG_EQ* note.
4841 * see.c (see_merge_one_use_extension): Likewise.
4842 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4843 turn REG_EQUAL notes into REG_EQUIV notes if the target
4844 register may have more than one set.
4845 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4846 * gcse.c (try_replace_reg): Likewise.
4847 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4848 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4849 more than one REG_EQUIV note.
4850 * reload1.c (gen_reload): Use set_unique_reg_note.
4852 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4854 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4855 (ix86_builtin_conversion): New function.
4857 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4860 * tree.h (DECL_REPLACEABLE_P): New macro.
4861 * except.c (set_nothrow_function_flags): Likewise.
4863 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4864 Ira Rosen <irar@il.ibm.com>
4865 Dorit Nuzman <dorit@il.ibm.com>
4867 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4868 * targhooks.c (default_builtin_vectorized_conversion): New.
4869 * targhooks.h (default_builtin_vectorized_function): New declaration.
4870 * target.h (struct vectorize): Add builtin_conversion field.
4871 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4872 stmt_vec_info_type value.
4873 (vectorizable_conversion): New declaration.
4874 * tree-vect-analyze.c (vect_analyze_operations): Add
4875 vectorizable_conversion call.
4876 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4877 * tree-vect-transform.c (vectorizable_conversion): New function.
4878 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4879 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4881 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4882 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4883 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4884 or ALTIVEC_BUILTIN_VCFSX.
4886 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4889 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4890 CONST_DOUBLE and operand 0 is a hard register.
4891 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4892 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4893 is a hard floating-point register.
4895 2007-02-10 Richard Henderson <rth@redhat.com>
4896 Jakub Jelinek <jakub@redhat.com>
4897 Alexandre Oliva <aoliva@redhat.com>
4899 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4900 * builtin-types.def (BT_WORD): Make unsigned.
4901 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4902 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4903 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4904 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4905 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4906 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4908 * expr.c (emutls_var_address): New.
4909 (expand_expr_real_1): Expand emulated tls.
4910 (expand_expr_addr_expr_1): Likewise.
4911 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4912 * output.h (emutls_finish): Declare.
4913 * toplev.c (compile_file): Call it.
4914 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4915 address before wrapping in CONST.
4916 * varasm.c (emutls_htab, emutls_object_type): New.
4917 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4918 (get_emutls_object_name, get_emutls_object_type): New.
4919 (get_emutls_init_templ_addr, emutls_decl): New.
4920 (emutls_common_1, emutls_finish): New.
4921 (assemble_variable): When emulating tls, swap decls; generate
4922 constructor for the emutls objects.
4923 (do_assemble_alias): When emulating tls, swap decl and target name.
4924 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4926 * varpool.c (decide_is_variable_needed): Look at force_output.
4927 Recurse for emulated tls.
4928 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4929 with decide_is_variable_needed.
4930 * emutls.c: New file.
4931 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4932 tls_object for real tls.
4934 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4936 PR rtl-optimization/29599
4937 * reload1.c (eliminate_regs_in_insn): Take the destination
4938 mode into account when computing the offset.
4940 2007-02-09 Stuart Hastings <stuart@apple.com>
4941 Richard Henderson <rth@redhat.com>
4943 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4944 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4945 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4946 fixuns_truncdfhi2): New.
4947 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4948 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4949 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4950 (floatunssidf2): Allow nonimmediate source.
4951 * gcc/config/i386/sse.md (movdi_to_sse): New.
4952 (vec_concatv2di): Drop '*'.
4953 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4954 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4955 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4957 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4958 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4959 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4960 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4961 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4962 ix86_build_const_vector.
4963 (x86_emit_floatuns): Rewrite.
4965 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4967 * genautomata.c (longest_path_length): Delete unused function.
4968 (struct state): Delete unused longest_path_length.
4969 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4970 (get_free_state): Delete unused.
4972 2007-02-09 Jan Hubicka <jh@suse.cz>
4974 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4975 * doc/invoke.texi (inline-unit-growth): Update default value.
4977 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4978 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4979 (rebuild_cgraph_edges): Likewise.
4980 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4981 (dump_cgraph_node): Dump frequencies.
4982 (cgraph_clone_edge): Add frequency scales.
4983 (cgraph_clone_node): Add freuqnecy.
4984 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4985 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4986 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4987 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4988 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4989 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4990 (save_inline_function_body): Likewise.
4991 * ipa-inline.c: inluce rtl.h
4992 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4993 (cgraph_edge_badness): Use frequencies.
4994 (cgraph_decide_recursive_inlining): Update clonning.
4995 (cgraph_decide_inlining_of_small_function): Dump frequency.
4996 * predict.c (estimate_bb_frequencies): Export.
4997 * predict.h (estimate_bb_frequencies): Declare.
4998 * tree-inline.c (copy_bb): Watch overflows.
4999 (expand_call_inline): Update call of cgraph_create_edge.
5000 (optimize_inline_calls): Use TODO flags to update frequnecies.
5001 * passes.h: Include predict.h
5002 (init_optimization_passes): Move profile ahead.
5003 (execute_function_todo): Handle TODO_rebuild_frequencies.
5005 2007-02-09 Roger Sayle <roger@eyesopen.com>
5007 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5008 the insbl or inswl pattern into a register.
5010 2007-02-09 Roger Sayle <roger@eyesopen.com>
5012 * config/ia64/ia64.md (bswapdi2): New define_insn.
5014 2007-02-09 Richard Henderson <rth@redhat.com>
5016 * config/i386/constraints.md (Ym): New constraint.
5017 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5018 (movdi_1_rex64): Split sse and xmm general register moves from
5019 memory move alternatives. Use conditional register constraints.
5020 (movsf_1, movdf_integer): Likewise.
5021 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5022 (movdf_integer_rex64): New.
5023 (pushsf_rex64): Fix output constraints.
5024 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5025 (sse2_stored): Likewise.
5026 (sse2_storeq_rex64): New.
5027 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5028 amd and not generic.
5029 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5030 for optimize_size. Remove SF/DFmode hack.
5032 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5034 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5037 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5038 Richard Sandiford <richard@codesourcery.com>
5040 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5041 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5042 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5043 m68k/t-mlib to tmake_file.
5044 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5045 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5046 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5047 Allow it to be cf or m68k. Set m68k_arch_family. If that
5048 variable is not empty, add t-$m68k_arch_family to tmake_file.
5049 Add t-mlibs to tmake_file.
5050 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5051 * config/m68k/t-cf: New file.
5052 * config/m68k/t-m68k: Likewise.
5053 * config/m68k/t-mlibs: Likewise.
5054 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5055 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5056 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5057 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5058 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5060 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5061 (INSTALL_LIBGCC): Delete.
5062 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5063 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5064 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5065 (M68K_MLIB_CPU): Define.
5066 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5067 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5068 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5070 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5071 Richard Guenther <rguenther@suse.de>
5074 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5075 against INT_MIN/INT_MAX.
5076 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5077 file if a loop is removed.
5079 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5081 * calls.c (store_one_arg): Pass correct alignment to
5082 emit_push_insn for non-BLKmode values.
5083 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5084 unaligned stack slot via a suitably aligned slot.
5086 2007-02-08 DJ Delorie <dj@redhat.com>
5088 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5090 (legal_subregs): Use unsigned char, make const.
5091 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5093 2007-02-08 Paul Brook <paul@codesourcery.com>
5095 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5096 special interworking needed.
5098 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5100 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5101 conditional to __SSE2__.
5102 (Entries below should have been added to first ChangeLog
5103 entry for amdfam10 dated 2007-02-05)
5104 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5106 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5108 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5111 2007-02-08 DJ Delorie <dj@redhat.com>
5113 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5114 * config/m32c/m32c.c (legal_subregs): New.
5115 (m32c_illegal_subreg_p): New.
5116 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5117 unsupported subregs of hard regs.
5119 2007-02-08 Jan Hubicka <jh@suse.cz>
5121 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5122 the same one; always update histograms.
5124 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5126 * passes.c (init_optimization_passes): Tidy comment.
5128 2007-02-08 Roger Sayle <roger@eyesopen.com>
5130 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5131 strip zero_extend, bswap and rotates from POCOUNT's argument.
5132 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5133 zero_extend and rotates from PARITY's argument.
5134 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5135 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5136 of an integer constant at compile-time.
5138 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5141 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5143 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5146 * tree-ssa-live.c (remove_unused_locals): Do not remove
5147 TREE_ADDRESSABLE variables.
5148 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5149 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5150 FOR_CLOBBER. Update all users.
5151 If VAR has an associated alias set, add a virtual operand for
5152 it if no alias is found to conflict with the memory reference.
5154 2007-02-07 Jan Hubicka <jh@suse.cz>
5155 Robert Kidd <rkidd@crhc.uiuc.edu>
5157 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5159 2007-02-07 Ian Lance Taylor <iant@google.com>
5161 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5163 2007-02-07 Roger Sayle <roger@eyesopen.com>
5165 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5166 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5167 tablejumpdi, movsi_to_cr_one): Remove constraints from
5168 define_expand's match_operands.
5170 2007-02-07 Roger Sayle <roger@eyesopen.com>
5172 * global.c (compute_regsets): Move declatation of "i" inside of
5173 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5175 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5178 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5179 of INDIRECT_REF <RESULT_DECL>.
5181 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5183 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5184 Kaz Kojima <kkojima@gcc.gnu.org>
5187 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5189 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5191 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5193 * doc/loop.texi: Document possibility not to perform disambiguation
5194 of loops with multiple latches.
5195 * cfgloopmanip.c (alp_enum_p): Removed.
5196 (add_loop): Handle subloops. Use get_loop_body_with_size.
5197 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5198 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5199 the new forwarder block.
5200 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5201 Handle the case latch is NULL.
5202 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5203 when marking loop exits.
5204 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5206 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5207 disambiguate_loops_with_multiple_latches.
5208 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5209 before fix_loop_structure.
5210 * cfgloop.c: Include pointer-set.h and output.h.
5211 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5212 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5213 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5214 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5215 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5216 disambiguate_multiple_latches, get_loop_body_with_size,
5217 disambiguate_loops_with_multiple_latches): New functions.
5218 (flow_loop_dump): Dump multiple latch edges.
5219 (flow_loop_nodes_find): Handle loops with multiple latches.
5220 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5221 (glb_enum_p): Modified.
5222 (get_loop_body): Use get_loop_body_with_size.
5223 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5224 (AVOID_CFG_MODIFICATIONS): New constant.
5225 (disambiguate_loops_with_multiple_latches, add_loop,
5226 get_loop_body_with_size): Declare.
5227 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5229 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5232 * global.c (compute_regsets): New function.
5233 (global_alloc): Refactored ELIMINABLE_REGSET
5234 and NO_GLOBAL_ALLOC_REGS computation out.
5235 (rest_of_handle_global_alloc): Call compute_regsets()
5236 for non-optimizing case.
5238 2007-02-06 Richard Henderson <rth@redhat.com>
5240 * config/i386/constraints.md (Y2): Rename from Y.
5241 (Yi): New constraint.
5242 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5243 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5244 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5245 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5246 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5247 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5248 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5249 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5250 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5251 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5252 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5253 vec_extractv2si_1): Change Y constraints to Y2.
5254 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5255 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5256 Change Y constraints to Y2.
5257 (sse2_loadld): Change Y constraints to x.
5259 2007-02-06 Roger Sayle <roger@eyesopen.com>
5261 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5262 (parity<mode>2): New define_expand using rs6000_emit_parity.
5263 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5264 rs6000_emit_parity): New functions.
5265 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5266 rs6000_emit_parity): Prototype here.
5268 2007-02-06 Ian Lance Taylor <iant@google.com>
5270 * lower-subreg.c (simple_move_operand): Reject CONST.
5271 (resolve_clobber): Call validate_change rather than directly
5272 assigning to XEXP (pat, 0).
5274 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5276 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5277 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5278 (tree-cfg.o): Remove hashtab.h dependency.
5280 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5281 (struct ivopts_data): Change niters to pointer_map_t.
5282 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5283 (niter_for_exit): Create pointer_map on demand. Change for
5285 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5286 (free_loop_data): Destroy data->niters if created and reset field.
5287 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5288 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5290 * tree-ssa-reassoc.c: Include pointer-set.h.
5291 (bb_rank): Change to long *.
5292 (operand_rank): Change to pointer_map_t.
5293 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5294 (insert_operand_rank): Accept long.
5295 (operand_entry_hash, operand_entry_eq): Remove.
5296 (get_rank): Return long. Adjust for changes above.
5297 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5299 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5301 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5302 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5303 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5305 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5306 directly since it cannot be NULL.
5307 (get_vi_for_tree): Rewrite for pointer_map API.
5308 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5309 (init_alias_vars): Create vi_for_tree as pointer_map.
5310 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5312 * tree-cfg.c: Don't include hashtab.h.
5313 (edge_to_cases): Declare as pointer_map.
5314 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5316 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5317 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5318 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5320 (record_switch_edge): Delete.
5321 (get_cases_for_edge): Adjust for pointer_map API, inline
5322 record_switch_edge (rewritten for new API), remove goto.
5324 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5326 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5327 * tree-nested.c: Include pointer-set.h.
5328 (var_map_elt, var_map_eq, var_map_hash): Delete.
5329 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5331 (nesting_info_bitmap_obstack): New.
5332 (lookup_field_for_decl): Adjust for pointer_map API.
5333 (lookup_tramp_for_decl): Adjust for pointer_map API.
5334 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5335 (get_local_debug_decl): Adjust for pointer_map API.
5336 (convert_nl_goto_reference): Adjust for pointer_map API.
5337 (convert_nl_goto_receiver): Adjust for pointer_map API.
5338 (create_nesting_tree): Create outside GGC space. Create bitmap on
5339 the new obstack. Create field_map and var_map as pointer_maps.
5340 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5342 (lower_nested_functions): Move root here, no need to NULL it.
5343 Initialize and release the obstack.
5345 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5347 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5348 Remove prototypes and make them non-static.
5349 (struct tree_int_map): Remove.
5350 * tree.h (struct tree_int_map): Move here, turning TO into an
5352 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5354 * tree.h (TREE_COMPLEXITY): Remove.
5355 (struct tree_exp): Remove complexity field.
5356 * tree.c (build1_stat): Don't set it.
5358 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5359 Victor Kaplansky <victork@il.ibm.com>
5361 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5362 (vect_is_simple_reduction): Support reduction with induction as
5363 one of the operands.
5364 (vect_is_simple_iv_evolution): Fix formatting.
5365 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5366 formatting. Don't mark induction phis for vectorization.
5367 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5368 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5369 (vect_get_vec_def_for_operand): Support induction.
5370 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5372 (vectorizable_reduction): Support reduction with induction as one of
5374 (vectorizable_type_demotion): Use def-type of stmt argument rather
5375 than dummy def-type.
5377 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5378 flag_tree_scev_cprop.
5379 * common.opt (tree-scev-cprop): New flag.
5381 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5382 call to vect_get_new_vect_var.
5384 2007-02-06 Ira Rosen <irar@il.ibm.com>
5386 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5387 vectype is not NULL.
5388 (vect_pattern_recog_1): Likewise.
5390 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5392 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5393 (fold_negate_expr): Likewise.
5395 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5398 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5399 even if cv-qualification is the same.
5401 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5403 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5404 __enable_execute_stack on completion.
5406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5408 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5409 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5410 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5411 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5412 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5413 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5414 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5415 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5419 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5420 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5421 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5422 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5423 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5424 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5425 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5426 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5427 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5428 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5429 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5430 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5431 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5432 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5433 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5434 sqrtextenddfxf2_i387): Added amdfam10_decode.
5436 * config/i386/athlon.md (athlon_idirect_amdfam10,
5437 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5438 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5439 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5440 athlon_ivector_store_amdfam10): New define_insn_reservation.
5441 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5446 * config/i386/athlon.md (athlon_call_amdfam10,
5447 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5448 define_insn_reservation.
5449 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5450 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5451 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5453 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5455 * config/i386/athlon.md (athlon_sseld_amdfam10,
5456 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5457 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5461 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5462 define_insn_reservation.
5463 * config/i386/i386.md (sseins): Added sseins to define_attr type
5464 and define_attr unit.
5465 * config/i386/sse.md: Set type attribute to sseins for insertq
5468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5470 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5471 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5472 ssecomi_load_amdfam10, ssecomi_amdfam10,
5473 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5474 define_insn_reservation.
5475 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5477 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5479 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5480 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5481 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5482 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5483 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5484 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5485 define_insn_reservation.
5487 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5488 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5489 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5490 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5491 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5493 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5495 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5496 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5497 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5498 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5499 athlon_ssemul_load_k8): Added amdfam10.
5501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5503 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5504 (x86_sse_unaligned_move_optimal): New variable.
5506 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5508 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5509 for unaligned vector SSE double/single precision loads for AMDFAM10.
5511 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5513 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5514 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5515 Define TARGET_CPU_DEFAULT_amdfam10.
5516 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5517 (processor_type): Add PROCESSOR_AMDFAM10.
5519 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5520 processor_type in config/i386/i386.h.
5521 Enable imul peepholes for TARGET_AMDFAM10.
5523 * config.gcc: Add support for --with-cpu option for amdfam10.
5525 * config/i386/i386.c (amdfam10_cost): New variable.
5526 (m_AMDFAM10): New macro.
5527 (m_ATHLON_K8_AMDFAM10): New macro.
5528 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5529 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5530 x86_promote_QImode, x86_integer_DFmode_moves,
5531 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5532 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5533 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5534 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5535 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5536 Enable/disable for amdfam10.
5537 (override_options): Add amdfam10_cost to processor_target_table.
5538 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5539 processor_alias_table.
5540 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5541 (ix86_adjust_cost): Add code for amdfam10.
5543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5545 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5546 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5547 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5548 * config/i386/i386.h: Add builtin definition for SSE4A.
5549 * config/i386/i386.md: Add support for ABM instructions
5551 * config/i386/sse.md: Add support for SSE4A instructions
5552 (movntss, movntsd, extrq, insertq).
5553 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5554 Add -march=amdfam10 flag.
5555 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5556 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5558 * doc/extend.texi: Add documentation for SSE4A builtins.
5560 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5562 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5564 2007-02-05 Richard Guenther <rguenther@suse.de>
5566 * tree-vectorizer.h (vectorizable_function): Add argument type
5567 argument, change return type.
5568 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5569 * tree-vect-transform.c (vectorizable_function): Handle extra
5570 argument, return vectorized function decl.
5571 (build_vectorized_function_call): Remove.
5572 (vectorizable_call): Handle calls with result and argument types
5573 differing. Handle loop vectorization factor correctly.
5574 * targhooks.c (default_builtin_vectorized_function): Adjust for
5576 * targhooks.h (default_builtin_vectorized_function): Likewise.
5577 * target.h (builtin_vectorized_function): Add argument type
5579 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5580 extra argument, allow vectorizing of lrintf.
5581 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5582 documentation of target hook.
5584 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5587 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5588 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5589 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5591 2007-02-05 Roger Sayle <roger@eyesopen.com>
5593 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5594 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5595 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5596 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5597 before canonicalizing sincos to cexpi.
5598 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5600 2007-02-05 Roger Sayle <roger@eyesopen.com>
5602 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5603 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5604 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5606 2007-02-05 Roger Sayle <roger@eyesopen.com>
5608 * mips-tfile.c (initialize_init_file): Correct endianness test.
5610 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5612 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5615 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5617 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5618 saves in a PARALLEL before the register assignments.
5620 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5622 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5623 DWARF_FRAME_RETURN_COLUMN to be a general register.
5624 * dwarf2out.c (init_return_column_size): New function, split from...
5625 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5626 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5627 to be nongeneral registers.
5628 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5630 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5631 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5633 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5635 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5637 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5639 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5640 (remove_path): Use can_remove_branch_p and remove_branch instead
5641 of loop_delete_branch_edge.
5642 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5643 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5644 Update profile using scale_dominated_blocks_in_loop.
5645 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5646 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5647 (can_remove_branch_p, remove_branch): Declare.
5648 * tree-cfg.c (tree_can_remove_branch_p): New function.
5649 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5650 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5651 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5653 2007-02-05 Jan Hubicka <jh@suse.cz>
5656 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5657 nodes in cgraph, don't remove offline copy of the function.
5659 2007-02-04 Jan Hubicka <jh@suse.cz>
5661 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5662 vectors might cause maybe_lookup_element_for_expr to be called
5663 on non-sra-candidate.
5665 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5667 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5668 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5669 spelling conventions.
5671 2007-02-04 Richard Guenther <rguenther@suse.de>
5674 * fold-const.c (try_move_mult_to_index): Make sure to not
5675 overflow one dimension of a multi-dimensional array access.
5677 2007-02-04 Jan Hubicka <jh@suse.cz>
5679 * passes.c (init_optimization_passes): Reindent.
5681 2007-02-04 Jan Hubicka <jh@suse.cz>
5682 Eric Botcazou <ebotcazou@adacore.com>
5684 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5685 (execute_fixup_cfg): Break out the abnormal goto code.
5686 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5687 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5688 (optimize_inline_calls): Call make_nonlocal_label_edges.
5690 2007-02-04 Jan Hubicka <jh@suse.cz>
5692 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5693 true when something was changed.
5694 (rename_ssa_copies): When something was changed, do
5695 TODO_remove_unused_locals.
5696 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5697 add TODO_remove_unused_locals when instruction was removed.
5699 2007-02-04 Jan Hubicka <jh@suse.cz>
5701 * ipa-inline.c (try_inline): Improve debug output; work on already
5703 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5704 call try_inline for already inlined edges too when flattening;
5705 inline also functions that make callee growth but overall unit size
5708 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5710 * config/m32c/bitops.md, config/m32c/jump.md,
5711 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5712 config/m32r/m32r.h, config/m32r/m32r.md,
5713 config/m32r/predicates.md, config/m68hc11/larith.asm,
5714 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5715 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5716 config/mips/mips-protos.h, config/mips/mips.c,
5717 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5718 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5719 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5720 spelling conventions.
5722 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5723 Follow spelling conventions.
5725 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5727 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5728 warn about C++0x compatibility.
5730 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5732 * config/h8300/h8300.c, config/h8300/h8300.h,
5733 config/h8300/h8300.md: Follow spelling conventions.
5735 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5738 * combine.c (try_combine): Do not substitute source operand
5739 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5741 2007-02-03 Jan Hubicka <jh@suse.cz>
5743 PR gcov-profile/30650
5744 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5745 do not divide by zero for never executed counters.
5746 (tree_find_values_to_profile): Fix counters.
5747 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5749 2007-02-03 Ian Lance Taylor <iant@google.com>
5751 * lower-subreg.c (simple_move_operand): New static function,
5752 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5754 (simple_move): Call simple_move_operand.
5755 (find_decomposable_subregs): Add special handling of MEMs.
5756 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5757 meaning of return value. If we see a hard register, test whether
5758 it can store a word_mode value. Change all callers.
5760 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5762 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5763 ftrapv insns and expanders.
5764 (subdi3): Change define_expand operand 1 to arith11_operand, and
5765 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5766 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5767 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5771 * varasm.c (notice_global_symbol): Treat global objects as weak when
5774 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * emit-rtl.c (dconstpi): Delete.
5778 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5779 * real.h (dconstpi): Delete.
5781 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5782 (fold_builtin_hypot): Likewise.
5784 2007-02-03 Tom Tromey <tromey@redhat.com>
5787 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5788 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5790 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5792 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5793 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5794 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5795 config/rs6000/cell.md, config/rs6000/darwin.h,
5796 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5797 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5798 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5799 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5800 typos. Follow spelling conventions.
5801 * doc/invoke.texi: Follow spelling conventions.
5803 2007-02-03 Roger Sayle <roger@eyesopen.com>
5805 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5806 canonicalization transformations that attempt to simplify integer
5807 constant comparisons to become comparisons against zero.
5809 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5811 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5813 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5814 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5816 2007-02-02 Mike Stump <mrs@apple.com>
5818 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5819 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5820 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5821 generate a branch island.
5823 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5825 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5826 (xtensa_legitimate_address_p): New.
5827 (xtensa_legitimize_address): New.
5828 (xtensa_output_addr_const_extra): New.
5829 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5831 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5832 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5833 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5834 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5835 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5836 (xtensa_legitimize_address): New.
5837 (xtensa_output_addr_const_extra): New.
5839 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5841 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5843 2007-02-02 Ian Lance Taylor <iant@google.com>
5845 * expmed.c (expand_divmod): Add comment.
5847 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5849 * emit-rtl.c (renumber_insns): Remove.
5850 * flags.h: Remove the extern for flag_renumber_insns.
5851 * rtl.h: Remove the prototype for renumber_insns.
5852 * toplev.c (flag_renumber_insns): Remove.
5854 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5856 Revert for x86 darwin:
5857 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5859 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5860 code before the following patch under TARGET_MACHO.
5861 (ix86_function_value_regno_p): Likewise.
5863 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5865 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5868 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5871 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5872 general or fp registers. Add comments.
5873 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5875 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5877 * pointer-set.c (insert_aux): Only return insertion slot.
5878 (pointer_set_insert): Adjust.
5879 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5880 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5881 pointer_map_traverse): New.
5882 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5883 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5884 pointer_map_contains, pointer_map_traverse): Declare.
5886 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5889 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5890 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5892 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5894 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5896 (struct _dep): New type.
5897 (dep_t): New typedef.
5898 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5899 (DEP_STATUS): New access macro. The macro with the same name was
5900 renamed to DEP_LINK_STATUS.
5901 (dep_init): Declare function
5903 (struct _dep_link): New type.
5904 (dep_link_t): New typedef.
5905 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5906 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5907 (DEP_LINK_STATUS): New macro.
5908 (debug_dep_links): New debug function.
5910 (struct _deps_list): New type.
5911 (deps_list_t): New typedef.
5912 (DEPS_LIST_FIRST): New access macro.
5913 (FOR_EACH_DEP_LINK): New cycle macro.
5914 (create_deps_list, free_deps_list, delete_deps_list): Declare
5916 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5917 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5918 (copy_deps_list_change_con): Ditto.
5920 (move_dep_link): Declare function.
5922 (struct _dep_node): New type.
5923 (dep_node_t): New typedef.
5924 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5926 (struct haifa_insn_data.back_deps): New field to hold backward
5927 dependencies of the insn.
5928 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5930 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5931 Change its type to deps_list_t.
5932 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5933 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5934 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5936 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5938 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5940 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5942 (dep_cost): Declare.
5944 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5945 (ds_to_dk, dk_to_ds): New functions.
5947 (init_dep_1): New static function.
5948 (init_dep): New function.
5949 (copy_dep): New static function.
5951 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5953 (detach_dep_link): New static function.
5954 (move_dep_link): New function.
5956 (dep_links_consistent_p, dump_dep_links): New static functions.
5957 (debug_dep_links): New debugging function.
5959 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5961 (alloc_deps_list, init_deps_list): New static functions.
5962 (create_deps_list): New function.
5963 (clear_deps_list): New static function.
5964 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5965 (deps_list_consistent_p, dump_deps_list): New static functions.
5966 (debug_deps_list): New function.
5967 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5969 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5971 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5972 use new scheduler dependencies lists.
5973 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5974 (sched_analyze): Ditto. Initialize dependencies lists.
5975 (add_forw_dep, compute_forward_dependences): Update to use new
5976 scheduler dependencies lists.
5978 (init_dependency_caches): Init deps_obstack.
5979 (free_dependency_caches): Free deps_obstack.
5981 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5982 new scheduler dependencies lists.
5983 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5984 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5986 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5987 Update to use new scheduler dependencies lists.
5988 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5989 (debug_dependencies): Ditto.
5990 (schedule_region): Update comments.
5992 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5993 scheduler dependencies lists.
5994 (schedule_ebb): Update comments.
5996 * rtl.def (DEPS_LIST): Remove.
5998 * lists.c (unused_deps_list): Remove.
5999 (free_list): Update assertions.
6001 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6002 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6004 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6005 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6007 * haifa-sched.c (comments): Update.
6008 (insn_cost1): Remove. Inline the code into insn_cost ().
6009 (insn_cost): Update to use new scheduler dependencies lists. Move
6010 processing of the dependency cost to dep_cost ().
6011 (dep_cost): New function. Use it instead of insn_cost () when
6012 evaluating cost of the dependency. Use compatible interface to
6013 interact with the target.
6014 (priority): Update to use new scheduler dependencies lists.
6015 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6016 with greater number of insns that depend on the insn.
6017 (schedule_insn): Update to use new scheduler dependencies lists. Add
6018 code to free backward dependencies lists. Inline and optimize code
6019 from resolve_dep () - see PR28071.
6020 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6021 lists. Update call to targetm.sched.is_costly_dependence hook.
6023 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6024 scheduler dependencies lists.
6026 (resolve_dep): Remove. Move the logic to schedule_insn ().
6027 (init_h_i_d): Initialize dependencies lists.
6029 (process_insn_depend_be_in_spec): Rename to
6030 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6032 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6033 Update to use new scheduler dependencies lists.
6034 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6036 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6037 new scheduler dependencies lists.
6038 (build_intra_loop_deps): Ditto.
6040 * target.h (struct _dep): Declare to use in
6041 gcc_target.sched.is_costly_dependence.
6042 (struct gcc_target.sched.adjust_cost): Fix typo.
6043 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6044 single dep_t parameter instead of an equivalent triad.
6045 (struct gcc_target.sched.adjust_cost_2): Remove.
6047 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6049 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6051 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6053 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6055 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6056 (REG_DEP_TRUE): Document.
6058 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6059 Change signature to correspond to the targetm.sched.adjust_cost hook.
6060 Update use in TARGET_SCHED_ADJUST_COST_2.
6061 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6062 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6063 new scheduler dependencies lists.
6064 (ia64_gen_check): Ditto.
6066 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6069 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6070 signature to correspond to the targetm.sched.is_costly_dependence hook.
6071 (is_costly_group): Update to use new scheduler dependencies lists.
6073 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6074 instead of INSN_COST () macro.
6076 2007-02-01 Ian Lance Taylor <iant@google.com>
6078 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6080 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6082 * pa.md (tp_load): Correct mfctl instruction syntax.
6084 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6086 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6087 altivec_padding_size calculation on AIX. Improve comment, add
6088 assert to verify that it's right.
6090 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6093 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6096 * global.c (global_alloc): Add mising initialization of
6099 2007-02-01 Roger Sayle <roger@eyesopen.com>
6101 * alias.c (init_alias_analysis): Correct whitespace.
6102 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6103 partition_hot_cold_basic_blocks): Likewise.
6104 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6105 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6106 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6107 fold_builtin_snprintf_chk, fold_builtin_printf,
6108 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6109 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6110 * cfgcleanup.c (cleanup_cfg): Likewise.
6111 * cfgexpand.c (tree_expand_cfg): Likewise.
6112 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6113 * function.c (get_next_funcdef_no): Likewise.
6114 * gengtype.c (main): Likewise.
6115 * genmodes.c (main): Likewise.
6116 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6117 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6118 * ifcvt.c (noce_emit_move_insn): Likewise.
6119 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6121 * stor-layout.c (get_best_mode): Likewise.
6122 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6123 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6124 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6125 perform_var_substitution, solve_graph): Likewise.
6126 * tree-vrp.c (vrp_finalize): Likewise.
6128 2007-02-01 Ian Lance Taylor <iant@google.com>
6130 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6131 high part of a paradoxical subreg, return a constant zero.
6133 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6135 * toplev.c (lang_dependent_init): Call init_set_costs.
6136 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6138 2007-02-01 Richard Guenther <rguenther@suse.de>
6141 * fold-const.c (fold_negate_expr): Allow negating a
6142 constant if overflow does not change.
6144 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6146 * doc/c-tree.texi (Expression trees): Improve markup.
6147 * doc/tm.texi (Register Classes, Addressing Modes)
6148 (Floating Point): Fix spacing after abbreviations. Fix some
6151 2007-02-01 Ben Elliston <bje@au.ibm.com>
6153 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6154 * doc/contrib.texi: Likewise.
6155 * doc/install.texi: Likewise.
6157 2007-01-31 Richard Henderson <rth@redhat.com>
6158 Ian Lance Taylor <iant@google.com>
6160 * lower-subreg.c: New file.
6161 * rtl.def (CONCATN): Define.
6162 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6164 * emit-rtl.c (update_reg_offset): New static function, broken out
6165 of gen_rtx_REG_offset.
6166 (gen_rtx_REG_offset): Call update_reg_offset.
6167 (gen_reg_rtx_offset): New function.
6168 * regclass.c: Revert patch of 2006-03-05, restoring
6170 (clear_reg_info_regno): New function.
6171 * dwarf2out.c (concatn_loc_descriptor): New static function.
6172 (loc_descriptor): Handle CONCATN.
6173 * common.opt (fsplit_wide_types): New option.
6174 * opts.c (decode_options): Set flag_split_wide_types when
6176 * timevar.def (TV_LOWER_SUBREG): Define.
6177 * rtl.h (gen_reg_rtx_offset): Declare.
6178 (reg_scan_update): Declare.
6179 * regs.h (clear_reg_info_regno): Declare.
6180 * tree-pass.h (pass_lower_subreg): Declare.
6181 (pass_lower_subreg2): Declare.
6182 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6183 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6185 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6186 * Makefile.in (OBJS-common): Add lower-subreg.o.
6187 (lower-subreg.o): New target.
6189 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6191 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6193 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6196 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6198 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6201 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6203 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6205 * cfgloop.h: Include vec-prim.h.
6206 (enum li_flags): Remove LI_ONLY_OLD.
6207 (loop_iterator): Changed.
6208 (fel_next, fel_init): Iterate over loop tree.
6209 (FOR_EACH_LOOP_BREAK): New macro.
6210 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6212 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6213 * modulo-sched.c (sms_schedule): Ditto.
6214 * tree-vectorizer.c (vectorize_loops): Ditto.
6215 * doc/loop.texi: Update information on loop numbering and behavior of
6216 FOR_EACH_LOOP wrto new loops.
6217 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6218 add_to_evolution_1): Test nestedness of loops instead of comparing
6220 * tree-chrec.c (chrec_fold_plus_poly_poly,
6221 chrec_fold_multiply_poly_poly, chrec_evaluate,
6222 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6223 reset_evolution_in_loop): Ditto.
6224 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6226 2007-01-31 Dirk Mueller <dmueller@suse.de>
6228 * c-common.c (warn_about_parentheses): Separate warning about
6229 un-parenthized sequence of comparison operators from the one
6230 which is supposed to warn about x <= y <= z.
6232 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6234 * optabs.h (enum optab_index): Add new OTI_isinf.
6235 (isinf_optab): Define corresponding macro.
6236 * optabs.c (init_optabs): Initialize isinf_optab.
6237 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6239 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6240 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6242 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6243 expand_builtin_interclass_mathfn.
6244 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6245 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6246 (fxam<mode>2_i387): New insn pattern.
6247 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6248 built-in functions as x87 inline asm.
6250 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6252 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6254 2007-01-30 Eric Christopher <echristo@apple.com>
6256 * config.gcc: Add geode.
6258 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6260 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6261 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6262 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6263 value-prof.c: Fix comment typos.
6265 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6268 * doc/invoke.texi (Wpointer-arith): Document warning.
6270 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6272 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6273 the list of discrepancies from the draft TR.
6275 2007-01-30 Dirk Mueller <dmueller@suse.de>
6278 * doc/invoke.texi (-Wreturn-type): Update description to
6281 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6283 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6285 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6287 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6288 to handle optabs that operate on floating point input argument and
6289 output to integer output.
6290 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6291 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6292 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6293 expand_builtin_interclass_mathfn ().
6294 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6296 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6297 ilogbl built-in functions as x87 intrinsics.
6299 2007-01-30 Richard Guenther <rguenther@suse.de>
6302 * dwarf2out.c (reference_to_unused): Query varpool if the
6303 variable was output.
6305 2007-01-30 Richard Guenther <rguenther@suse.de>
6308 * passes.c (execute_one_pass): Reset in_gimple_form to not
6309 confuse non-unit-at-a-time mode.
6311 2007-01-29 Roger Sayle <roger@eyesopen.com>
6312 Richard Guenther <rguenther@suse.de>
6314 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6315 avoid undefined behaviour on overflow. Use force_fit_type_double
6316 to construct the constant with the specified TREE_OVERFLOW.
6318 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6320 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6321 * config/dfp-bit.h: Ditto.
6323 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6325 * c-decl.c (pop_scope): Replace warnings with call to
6326 warn_for_unused_label.
6327 * c-common.h (warn_for_unused_label): Declare.
6328 * c-common.c (warn_for_unused_label): Define.
6330 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6332 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6335 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6337 * Makefile.in (USER_H): Remove decfloat.h.
6338 * ginclude/decfloat.h: Delete, moving contents to ...
6339 * ginclude/float.h: Add support for decimal floating point,
6340 guarded by __STDC_WANT_DEC_FP__.
6342 2007-01-29 Mike Stump <mrs@apple.com>
6344 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6345 Analysis and Representation to resolve case insensitive conflict.
6346 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6348 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6350 * tree.h (struct tree_memory_tag): Add aliases member.
6351 (MTAG_ALIASES): New macro.
6352 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6353 (add_may_alias): Remove pointer-set. Update for may_aliases being
6355 (mark_aliases_call_clobbered): Update for may_aliases being a
6357 (compute_tag_properties): Ditto.
6358 (create_partition_for): Ditto.
6359 (compute_memory_partitions): Ditto.
6360 (dump_may_aliases_for): Ditto.
6361 (is_aliased_with): Ditto.
6362 (add_may_alias_for_new_tag): Ditto.
6363 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6364 (compute_is_aliased): New function.
6365 (compute_may_aliases): Call compute_is_aliased).
6366 (init_alias_info): Initialize alias_bitmap_obstack.
6367 (union_alias_set_into): New function.
6368 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6369 (have_common_aliases_p): Rewrite to take two bitmaps and use
6371 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6373 (finalize_ref_all_pointers): Update for add_may_alias changes.
6374 (new_type_alias): Ditto.
6375 * tree-flow-inline.h (may_aliases): Return a bitmap.
6376 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6377 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6378 may_aliases being a bitmap.
6379 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6380 may_aliases now returns a bitmap.
6381 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6383 * tree-ssa-operands.c (add_virtual_operand): Update for
6384 may_aliases being a bitmap.
6386 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6388 PR tree-optimization/30630
6389 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6390 variable as changed.
6392 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6395 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6396 expanded only once even if an error occurs.
6398 2007-01-29 Ben Elliston <bje@au.ibm.com>
6400 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6401 (__gcov_average_profiler): Likewise.
6402 (__gcov_ior_profiler): Likewise.
6403 (__gcov_merge_ior): Likewise.
6405 2007-01-28 Jan Hubicka <jh@suse.cz>
6407 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6408 * value-prof.c (stringop_block_profile): Likewise.
6410 2007-01-28 Jan Hubicka <jh@suse.cz>
6412 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6413 variant handling histograms; add wrapper.
6414 (clear_storage_via_libcall): Export.
6415 (emit_block_move_hints): Break out from ...; add histograms.
6416 (emit_block_move): ... this one.
6417 (clear_storage_hints): Break out from ...; add histograms.
6418 (clear_storage): ... this one.
6419 (set_storage_via_memset): Handle histogram.
6420 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6421 (clear_storage_hints, clear_storage_via_libcall): Declare.
6422 (set_storage_via_setmem): Update prototype.
6423 * doc/md.texi (movmem, setmem): Document new arguments.
6425 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6427 (stringop_block_profile): New global function.
6428 (tree_stringops_values_to_profile): Profile block size and alignment.
6429 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6431 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6432 (stringop_block_profile): Declare.
6433 * builtins.c: Include value-prof.h.
6434 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6435 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6436 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6437 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6438 * profile.c (instrument_values): Add new counters.
6439 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6441 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6442 (tree_init_edge_profiler): Build new profilers.
6443 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6444 (pass_tree_profile): Add dump.
6445 (tree_profile_hooks): Update.
6446 * Makefile.in (LIBGCOV): Add new constants.
6447 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6448 __gcov_ior_profiler): New.
6449 * i386.md (movmem/setmem expanders): Add new optional arguments.
6451 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6453 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6455 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6457 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6458 (tree_unswitch_single_loop): Pass eni_size_weights to
6459 tree_num_loop_insns.
6460 * tree-ssa-loop-manip.c: Include tree-inline.h.
6461 (can_unroll_loop_p): Pass eni_size_weights to
6462 tree_num_loop_insns.
6463 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6464 Pass eni_size_weights to estimate_num_insns.
6465 * tree.h (init_inline_once): Export.
6466 * toplev.c (backend_init): Call init_inline_once.
6467 * cgraphunit.c (cgraph_process_new_functions,
6468 cgraph_analyze_function): Pass eni_inlining_weights to
6470 * ipa-inline.c (compute_inline_parameters): Ditto.
6471 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6472 to estimate_num_insns.
6473 (try_unroll_loop_completely): Pass eni_size_weights to
6474 tree_num_loop_insns.
6475 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6476 ot estimate_num_insns.
6477 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6478 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6479 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6480 eni_time_weights): New variables.
6481 (init_inline_once): Initialize them.
6482 (struct eni_data): Mew.
6483 (estimate_num_insns_1, estimate_num_insns): Use weights.
6484 * tree-inline.h (struct eni_weights_d): New.
6485 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6486 (estimate_num_insns): Declaration changed.
6487 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6488 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6489 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6491 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6493 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6494 relations in the conflict function is valid.
6496 2007-01-27 Ian Lance Taylor <iant@google.com>
6498 * common.opt: Add fstrict-overflow.
6499 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6500 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6501 (TYPE_OVERFLOW_UNDEFINED): Define.
6502 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6504 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6505 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6506 (fold_negate_expr): Likewise.
6507 (make_range): Likewise.
6508 (extract_muldiv_1): Likewise.
6509 (maybe_canonicalize_comparison): Likewise.
6510 (fold_comparison): Likewise.
6511 (fold_binary): Likewise.
6512 (tree_expr_nonnegative_p): Likewise.
6513 (tree_expr_nonzero_p): Likewise.
6514 * tree-vrp.c (compare_values): Likewise.
6515 (extract_range_from_binary_expr): Likewise.
6516 (extract_range_from_unary_expr): Likewise.
6517 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6519 (nowrap_type_p): Likewise.
6520 * tree-scalar-evolution.c (simple_iv): Likewise.
6521 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6522 (build_range_check): Likewise.
6523 (extract_muldiv_1): Likewise.
6524 (fold_comparison): Likewise.
6525 * tree-vrp.c (vrp_int_const_binop): Likewise.
6526 (extract_range_from_unary_expr): Likewise.
6527 * convert.c (convert_to_integer): Likewise.
6528 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6529 (fold_comparison): Likewise.
6530 (fold_binary): Likewise.
6531 * optabs.c (optab_for_tree_code): Likewise.
6532 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6533 * simplify-rtx.c (simplify_const_relational_operation): Check
6534 flag_strict_overflow and flag_trapv.
6535 (simplify_const_relational_operation): Likewise.
6536 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6537 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6540 2007-01-27 Roger Sayle <roger@eyesopen.com>
6542 * tree.c (tree_fold_gcd): Delete.
6543 * tree.h (tree_fold_gcd): Remove prototype.
6544 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6545 test whether one constant integer is a multiple of another. Instead
6546 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6547 * fold-const.c (multiple_of_p): We've determined both TOP and
6548 BOTTOM are integer constants so we can call int_const_binop directly
6549 instead of the more generic const_binop.
6551 2007-01-27 Roger Sayle <roger@eyesopen.com>
6553 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6554 1*X check that the constant hasn't overflowed, to preserve the
6556 (round_up): Provide an efficient implementation when rouding-up an
6557 INTEGER_CST to a power-of-two.
6559 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6561 * doc/sourcebuild.texi: Add comma for clarity.
6562 * doc/extend.texi: Fix some typos.
6563 * doc/passes.texi: Likewise.
6564 * doc/cppinternals.texi: Likewise.
6565 * doc/c-tree.texi: Likewise.
6566 * doc/tree-ssa.texi: Likewise.
6567 * doc/install.texi: Likewise.
6569 2007-01-27 Jan Hubicka <jh@suse.cz>
6571 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6572 (pass_sra): Do not require alias information.
6573 * passes.c (init_optimization_passes): Add SRA
6575 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6577 * tracer.c (rest_of_handle_tracer): We already cleaned
6578 up the CFG in tracer() so don't do it here again.
6579 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6580 cleanup_cfg here, either. And don't call renumber_insns.
6582 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6583 and BB_HEAD are in the insn stream here. Instead make sure
6584 that BB_INSN is valid on all insns. Also, do check here that
6585 there are no pending branch predictions...
6586 (rtl_verify_flow_info): ...instead of doing it here. Checks
6587 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6590 2007-01-26 Roger Sayle <roger@eyesopen.com>
6592 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6593 function to simplify/factorize operand order canonicalization.
6594 (ix86_fixup_binary_operands): Reorganize using the above function.
6595 (ix86_binary_operator_ok): Likewise.
6597 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6599 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6600 file scope from optimize_attrs.
6601 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6603 (optimize_attrs): Clear insn_code_values after freeing it.
6605 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6607 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6608 a parts.base assignment.
6610 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6612 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6613 (compute_subscript_distance, initialize_data_dependence_relation,
6614 finalize_ddr_dependent, analyze_ziv_subscript,
6615 analyze_siv_subscript_cst_affine,
6616 compute_overlap_steps_for_affine_univar,
6617 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6618 analyze_siv_subscript, analyze_miv_subscript,
6619 analyze_overlapping_iterations, subscript_dependence_tester_1,
6620 compute_self_dependence, free_dependence_relation): Work
6621 with affine_fn instead of chrecs.
6622 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6623 common_affine_function, affine_function_base,
6624 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6625 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6626 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6627 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6628 (all_chrecs_equal_p): Removed.
6629 * tree-data-ref.h (affine_fn, conflict_function): New types.
6630 (struct subscript): Change type of conflicting_iterations_in_a
6631 and conflicting_iterations_in_b.
6633 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6636 * config/pa/pa.h (TARGET_HPUX_11): New.
6637 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6638 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6640 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6641 Richard Guenther <rguenther@suse.de>
6643 * tree-ssa-structalias.c (solve_graph): Handle case
6644 we merged the variable to another.
6646 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6648 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6651 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6652 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6654 2007-01-25 DJ Delorie <dj@redhat.com>
6656 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6657 allow changes to modes which don't fit in those registers.
6659 * reload1.c (choose_reload_regs): Check for invalid subregs before
6660 computing their locations, not after.
6662 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6665 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6666 save Altivec registers in an eh_return function.
6667 (compute_vrsave_mask): Likewise.
6668 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6669 for saving Altivec registers.
6670 (rs6000_emit_prologue): Don't allocate stack twice in
6671 eh_return function. Correct expected value of altivec_save_offset
6672 when using save_world. Describe save of R0 to stack when using
6673 save_world. Describe stack pointer adjustment when using
6674 save_world. Remove duplicated eh_return parameter register saving.
6675 Update sp_offset variable after save_world.
6676 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6678 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6679 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6682 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6684 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6686 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6689 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6690 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6692 2007-01-25 Richard Guenther <rguenther@suse.de>
6694 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6695 * common.opt (-Wcoverage-mismatch): New warning option.
6696 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6697 if -Wcoverage-mismatch is given.
6699 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6701 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6702 (ipcp_driver): Change to static definition.
6703 Add dumping of the ifunctions.
6704 (constant_val_insert): Remove unused parameter. Support for SSA.
6705 (ipcp_propagate_const): Support for SSA.
6706 (ipcp_profile_bb_print): Print only analyzed nodes.
6707 (ipcp_replace_map_create): Remove support for Fortran constant
6709 * ipa-prop.c (ipa_method_modify_stmt,
6710 ipa_callsite_compute_param): Support for SSA.
6711 * ipa-prop.h (ipcp_driver): Remove declaration.
6712 (IS_VALID_TREE_MAP_INDEX): Add define.
6714 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6716 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6718 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6722 constant argument to cabs and do it without checking for
6723 -funsafe-math-optimizations.
6725 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6727 * c-common.h (RID_FIRST_CXX0X): New.
6728 (RID_LAST_CXX0X): New.
6729 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6731 * c.opt (Wc++0x-compat): New.
6732 * doc/invoke.texi (-Wc++0x-compat): Document.
6734 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6736 * builtins.c (fold_builtin_carg): New.
6737 (fold_builtin_1): Use it.
6739 2007-01-24 Jan Hubicka <jh@suse.cz>
6741 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6743 * ipa-inline.c (initial_insns, max_insns): Delete.
6744 (compute_max_insns): New function.
6745 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6746 of insns as base for code growth.
6747 (cgraph_decide_inlining): Make initial_insns local; do not compute
6749 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6750 * doc/invoke.texi (inline-unit-growth): Update docs.
6752 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6754 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6755 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6756 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6757 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6758 for CPUs that have PTA_CX16 set.
6761 * gimplify.c (omp_check_private): New function.
6762 (gimplify_scan_omp_clauses): Use it for
6763 firstprivate/lastprivate/reduction.
6766 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6767 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6770 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6771 If lower_lastprivate_clauses emits some statements, append them
6772 to dlist rather than body_p and to body_p append an initializer.
6773 (lower_omp_for): Adjust caller.
6775 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6777 * target.h (globalize_decl_name): New.
6778 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6779 * output.h (default_globalize_decl_name): New.
6780 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6782 (globalize_decl): Ditto.
6783 (default_globalize_decl_name): New.
6784 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6785 (ia64_handle_version_id_attribute): New.
6786 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6787 (ia64_asm_output_external): Use globalize_decl_name instead
6789 * doc/extend.texi (version_id): New pragma.
6790 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6792 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6794 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6795 _uleb128_t and _Unwind_SWord with _sleb128_t.
6796 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6797 uw_frame_state_for, uw_update_context_1): Likewise.
6798 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6799 * unwind-pe.h (read_uleb128, read_sleb128,
6800 read_encoded_value_with_base): Likewise.
6801 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6803 2007-01-24 Richard Guenther <rguenther@suse.de>
6805 * builtins.c (expand_builtin_cexpi): Get the fndecl
6806 for cexp in the correct way.
6808 2007-01-24 Jan Hubicka <jh@suse.cz>
6810 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6812 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6814 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6815 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6816 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6817 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6818 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6819 __SIZEOF_PTRDIFF_T__.
6820 * doc/cpp.texi: Documentation for the new builtin macros added.
6822 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6824 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6825 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6826 instead of operands[2] to avoid access past the end of array.
6828 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6830 * reload1.c (emit_reload_insns): Pass the reload register
6831 for a non-spill output reload through forget_old_reloads_1.
6833 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6835 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6836 _SOFT_DOUBLE if doubles use software floating-point.
6837 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6838 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6839 * config/rs6000/darwin-ldouble.c: Also compile functions for
6840 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6841 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6842 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6843 commented-out long double override.
6844 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6845 * config/rs6000/eabispe.h: Likewise.
6846 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6847 long double for non-SPE.
6848 (rs6000_handle_option): Likewise.
6849 (invalid_e500_subreg): Disallow more subregs involding DImode,
6850 DFmode, TImode or TFmode.
6851 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6853 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6855 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6856 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6858 (rs6000_legitimate_address): Also check for TFmode for E500
6860 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6861 (spe_build_register_parallel): Handle TFmode and TCmode.
6862 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6864 (function_arg): Handle TFmode and TCmode for E500 double.
6865 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6867 (print_operand): Handle TFmode and TImode for %y.
6868 (rs6000_generate_compare): Handle TFmode comparisons for E500
6870 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6871 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6872 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6873 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6874 TFmode for E500 double.
6875 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6876 (floatsidf2): Enable for E500 double.
6877 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6878 (extenddftf2): Change to extenddftf2_fprs.
6879 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6880 depending on TARGET_E500_DOUBLE.
6881 (extendsftf2): Enable for E500 double.
6882 (trunctfdf2): Enable for E500 double.
6883 (trunctfsf2): Change to trunctfsf2_fprs.
6884 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6885 depending on TARGET_E500_DOUBLE.
6886 (floatsitf2): Enable for E500 double.
6887 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6888 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6889 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6890 (negtf2): Change to negtf2_internal.
6891 (negtf2): New expander.
6892 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6893 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6894 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6895 (movdi_internal32): Use rs6000_nonimmediate_operand.
6896 (unnamed splitter): Likewise.
6897 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6898 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6899 (SPE64TF, DITI): New mode macros.
6900 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6903 (frob_<mode>_di_2): New.
6904 (frob_tf_di_8_2): New.
6905 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6907 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6909 (frob_ti_<mode>_8_2): New.
6910 (frob_ti_tf_2): New.
6911 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6912 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6914 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6915 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6916 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6917 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6918 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6919 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6922 2007-01-23 Ian Lance Taylor <iant@google.com>
6924 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6926 (OBJS-archive): Reformat, alphabetize.
6927 (OBJS): Change out_object_file to OBJS-md.
6929 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6931 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6932 JUMP_P and CALL_P predicates where applicable.
6933 * config/i386/i386.c: Ditto.
6934 * config/i386/i386.md: Ditto.
6935 * config/i386/mmx.md: Ditto.
6936 * config/i386/predicates.md: Ditto.
6938 2007-01-22 Andreas Schwab <schwab@suse.de>
6940 * config/m68k/m68k.h: Fix comment.
6942 2007-01-22 Jan Hubicka <jh@suse.cz>
6944 * passes.c (init_optimization_passes): Do not rerun
6945 pass_early_warn_uninitialized.
6947 2007-01-22 Richard Guenther <rguenther@suse.de>
6949 PR tree-optimization/30038
6950 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6952 (execute_cse_sincos_1): Likewise.
6953 (execute_cse_sincos): Likewise.
6954 (gate_cse_sincos): Likewise.
6955 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6956 the cexpi() canonicalization of sincos().
6957 * tree-pass.h (pass_cse_sincos): Declare.
6958 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6960 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6962 PR rtl-optimization/29329
6963 * combine.c (replaced_rhs_insn): Rename to i2mod.
6964 (replaced_rhs_value): Rename to i2mod_new_rhs.
6965 (i2mod_old_rhs): New global variable.
6966 (combine_instructions): Adjust for above change. Save a copy of
6967 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6968 note are substituted in the second instruction.
6969 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6970 ditch the note if it pertains to the second eliminated register
6971 and this register is mentioned in i2mod_old_rhs.
6974 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6976 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6977 the insn to which the note was originally attached.
6979 2007-01-21 Jan Hubicka <jh@suse.cz>
6981 * ipa-inline.c (inlining_mode): Comment, move up.
6982 (cgraph_decide_inlining_incrementally): Do not perform inlining
6983 itself; fix handling of flattening of self recursive functions.
6984 (cgraph_find_cycles): Remove.
6985 (cgraph_flatten_node): Remove.
6986 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6987 (try_inline): New function.
6988 (cgraph_early_inlining): Update call of
6989 cgraph_decide_inlining_incrementally. Apply inlining here.
6990 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6992 2007-01-21 Dirk Mueller <dmueller@suse.de>
6995 * tree-vrp.c (check_array_bounds): do not warn
6996 about ADDR_EXPR's of ARRAY_REF's which are immediately
6997 used in binary expressions.
6999 2007-01-21 Ira Rosen <irar@il.ibm.com>
7001 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7002 read_write_dep and macros for its access.
7003 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7004 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7005 argument, call vect_check_interleaving for every independent pair of
7006 data-refs. Mark loads that access the same memory location as a store
7008 (vect_check_dependences): Remove.
7009 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7010 call, fix the call to vect_analyze_data_ref_dependence.
7011 (vect_analyze_data_ref_access): For statements that access the same
7012 data-ref, check that they are not stores; for loads, check that there
7013 is no store that access the same location.
7015 2007-01-20 Roger Sayle <roger@eyesopen.com>
7016 Joseph Myers <joseph@codesourcery.com>
7018 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7019 (-fdump-rtl-stack): Likewise.
7020 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7021 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7022 (-mpt-fixed): Use @minus{} for minus sign.
7023 (Using Precompiled Headers): Fix under/overfull hbox.
7025 2007-01-20 Jan Hubicka <jh@suse.cz>
7027 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7028 place within annotation.
7030 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7032 * pa.c (output_move_double): Change array size of xoperands to 4.
7034 2007-01-20 Jan Hubicka <jh@suse.cz>
7036 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7039 2007-01-19 Ian Lance Taylor <iant@google.com>
7041 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7042 constant to unsigned HOST_WIDE_INT before negating.
7044 2007-01-19 Ian Lance Taylor <iant@google.com>
7046 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7048 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7049 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7050 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7051 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7052 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7053 (realloc_vdef, realloc_vuse): Change second parameter to
7055 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7057 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7058 unsigned. Change x and lim locals to unsigned.
7059 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7061 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7062 (copy_virtual_operands): Change i and n locals to unsigned.
7064 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7067 * builtins.c (fold_builtin_1): Handle builtin fdim.
7069 2007-01-20 Jan Hubicka <jh@suse.cz>
7071 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7072 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7073 init_alias_heapvars.
7074 (init_alias_heapvars): Initialize only when not already initialized.
7075 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7077 2007-01-19 Roger Sayle <roger@eyesopen.com>
7079 * common.opt (fsigned-zeros): New command line option.
7080 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7081 of flag_unsafe_math_optimizations.
7082 * opts.c (set_fast_math_flags): The -ffast-math command line option
7083 implies -fno-signed-zeros.
7084 (fast_math_flags_set_p): Likewise.
7086 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7087 the documentation of -ffast-math appropriately. Wrap long lines.
7089 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7091 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7092 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7094 2007-01-19 Tomas Bily <tbily@suse.cz>
7096 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7098 (tree_init_ic_make_global_vars): New function
7099 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7100 (tree_gen_ic_profiler): New function
7101 (tree_gen_ic_func_profiler): New function
7102 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7103 (tree_profile_hooks): Added hook for indirec/virtual calls
7104 * value-prof.c (tree_find_values_to_profile): New case for
7106 (tree_values_to_profile): Call for determining indirect/virtual
7108 (tree_indirect_call_to_profile): New function
7109 (tree_ic_transform): New function
7110 (tree_ic): New function
7111 (find_func_by_pid): New function
7112 (init_pid_map): New function
7113 (tree_value_profile_transformations): Added check for
7114 indirect/virtual call transformation
7115 * value-prof.h (enum hist_type): New counter type for
7116 indirect/virtual calls
7117 (profile_hooks): Added new hook for profiling indirect/virtual
7119 * profile.c (instrument_values): New case for indirect/virtual
7121 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7122 (GCOV_COUNTER_V_INDIR): New counter type
7123 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7124 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7126 * cgraph.c: Definition of cgraph_max_pid
7127 (cgraph_create_node): Default init of pid attribute
7128 * cgraph.h: Declaration of cgraph_max_pid
7129 (struct cgraph_node): Added pid attribute
7130 * libgcov.c (__gcov_indirect_call_profiler): New function
7131 (__gcov_one_value_profiler_body): New function
7132 (__gcov_one_value_profiler): Body was moved to
7133 __gcov_one_value_profiler_body and calls it
7135 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7137 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7138 * gengtype.c (write_types_data, write_func_for_structure,
7139 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7140 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7141 (walk_type, write_func_for_structure): Generate the mark_hook if
7144 2007-01-19 Jan Hubicka <jh@suse.cz>
7146 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7147 'early' argument take inlining mode argument specifying whether to
7148 inline for size/speeed or all functions; add support for flattening;
7150 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7152 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7155 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7156 the name of the declared identifier.
7158 2007-01-19 Dirk Mueller <dmueller@suse.de>
7160 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7161 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7162 duplicate evaluation.
7164 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7166 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7167 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7168 to XFMode, use acosxf2 and truncate result to requested mode.
7169 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7170 (asin<mode>2): Similarly, with asin expanders.
7171 (*fscalexf4_i387): Rename from *fscalexf4.
7172 (expNcorexf3): New expander.
7173 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7174 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7175 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7176 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7177 patterns for SSE math.
7178 (exp10<mode>2): Similarly, with exp10 expanders.
7179 (exp2<mode>2): Similarly, with exp2 expanders.
7180 (expm1<mode>2): Similarly, with expm1 expanders.
7181 (ldexp<mode>3): Similarly, with ldexp expanders.
7182 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7183 Use gen_truncxf<mode>2_i387_noop to truncate result.
7185 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7187 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7188 for ColdFire targets.
7190 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7191 Richard Sandiford <richard@codesourcery.com>
7193 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7194 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7195 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7196 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7197 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7198 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7200 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7202 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7203 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7204 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7205 (*adddi_dilshr32_cf): New pattern.
7206 (adddi3, subdi3): Remove first alternatives.
7208 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7210 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7211 implemented using move.l, do not use its cc result for floating-point
7214 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7216 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7217 from accepting 's' constraints if flag_pic.
7219 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7221 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7222 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7223 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7224 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7226 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7228 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7229 ColdFire alternatives.
7230 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7231 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7232 architectures that support ff1 instruction.
7234 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7235 Julian Brown <julian@codesourcery.com>
7237 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7238 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7239 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7242 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7244 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7246 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7247 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7248 HOST_WIDE_INT instead of an rtx.
7249 (m68k_rtx_costs): Update call accordingly.
7250 (output_move_const_into_data_reg): Likewise. Fix formatting.
7251 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7253 (output_move_simode_const): Update calls after above changes.
7254 Rework to use automatic variables and predicates like MEM_P.
7255 * config/m68k/m68k.md (pushexthisi_const): Update call to
7258 2007-01-19 Dirk Mueller <dmueller@suse.de>
7260 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7263 2007-01-19 Richard Guenther <rguenther@suse.de>
7265 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7266 via cexp in case sincos is not available.
7268 2007-01-19 Richard Guenther <rguenther@suse.de>
7270 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7271 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7272 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7273 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7274 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7275 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7276 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7277 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7279 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7281 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7283 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7284 (atan2xf3): Directly generate RTL pattern.
7285 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7286 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7287 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7288 disable patterns for SSE math.
7289 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7290 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7291 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7292 disable patterns for SSE math.
7294 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7296 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7298 2007-01-18 Roger Sayle <roger@eyesopen.com>
7300 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7301 VIEW_CONVERT_EXPR to the same type as it's operand.
7303 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7305 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7306 configured for long double 128.
7308 2007-01-18 Mike Stump <mrs@apple.com>
7310 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7313 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7315 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7318 2007-01-18 Jan Hubicka <jh@suse.cz>
7320 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7321 greater than NUM_VOP_FREE_BUCKETS.
7323 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7325 * tree-ssa-structalias.c: Update comments.
7326 (ptabitmap_obstack): Removed.
7328 (oldpta_obstack): Ditto.
7329 (stats): Add a few members.
7330 (struct variable_info): Remove node, complex, address_taken, and
7331 indirect_target members. Add oldsolution member.
7332 (new_var_info): Do not initialize removed members.
7333 (constraint_expr_type): Remove INCLUDES.
7334 (constraint_graph): Add size, implicit_preds, rep,
7335 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7336 (FIRST_REF_NODE): New macro.
7337 (LAST_REF_NODE): Ditto.
7338 (FIRST_ADDR_NODE): Ditto.
7339 (find): New function.
7341 (dump_constraint): Do not handle INCLUDES.
7342 (insert_into_complex): Do not insert duplicate constraints.
7343 (condense_varmap_nodes): Renamed and rewritten into ...
7344 (merge_node_constraints): This. Also fix bug in handling of
7345 offseted copy constraints.
7346 (clear_edges_for_node): No longer need to deal with preds at all,
7347 or removing associated preds/succs.
7348 (merge_graph_nodes): Deal with indirect_cycles.
7349 Don't deal with predecessors.
7350 (add_implicit_graph_edge): New function.
7351 (add_pred_graph_edge): Ditto.
7352 (add_graph_edge): Don't deal with predecessors.
7353 (build_constraint_graph): Removed.
7354 (build_pred_graph): New function.
7355 (build_succ_graph): Ditto.
7356 (struct scc_info): Removed in_component. Added roots, dfs, and
7357 node_mapping. Remove visited_index, unification_queue.
7358 (scc_visit): Deal with union-find we do now.
7359 Deal with cycles with REF nodes.
7360 (collapse_nodes): Renamed and rewritten to ...
7361 (unify_nodes): This.
7362 (process_unification_queue): Removed.
7363 (topo_visit): Cleanup
7364 (do_da_constraint): Use find.
7365 (do_sd_constraint): Ditto.
7366 (do_ds_constraint): Ditto.
7367 (do_complex_constraint): Ditto.
7368 (init_scc_info): Update for removed and added members.
7369 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7370 (find_indirect_cycles): This.
7371 (equivalence_class): New variable.
7372 (label_visit): New function.
7373 (perform_variable_substitution): Rewritten.
7374 (free_var_substitution_info): New function.
7375 (find_equivalent_node): Ditto.
7376 (move_complex_constraints): Ditto.
7377 (eliminate_indirect_cycles): Ditto.
7378 (solve_graph): Only propagate changed bits.
7379 Use indirect cycle elimination.
7381 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7382 (tree_id_eq): Renamed to ...
7383 (tree_vi_eq): This. Update for member change
7384 (insert_id_for_tree): Renamed and rewritten to ...
7385 (insert_vi_for_tree): This.
7386 (lookup_id_for_tree): Renamed and rewritten to ...
7387 (lookup_vi_for_tree): This.
7388 (get_id_for_tree): Renamed and rewritten to ...
7389 (get_vi_for_tree): Ditto.
7390 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7391 (process_constraint): Don't handle INCLUDES.
7392 Remove special ADDRESSOF case.
7393 (find_func_aliases): Rewrite to use vi functions instead of id
7395 (create_function_info_for): Ditto.
7396 (create_variable_info_for): Ditto.
7397 (intra_create_variable_infos): Ditto.
7398 (merge_smts_into): Ditto.
7399 (find_what_p_points_to): Ditto.
7400 (init_base_vars): Ditto.
7401 (init_alias_vars): Ditto.
7402 (remove_preds_and_fake_succs): New function.
7403 (dump_sa_points_to_info): Dump new stats.
7404 (dump_solution_for_var): Use find.
7405 (set_used_smts): Fix formatting.
7406 (compute_points_to_sets): Updated for new functions.
7407 (ipa_pta_execute): Ditto.
7409 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7410 Richard Sandiford <richard@codesourcery.com>
7412 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7414 * calls.c (expand_call): If the return value is a PARALLEL,
7415 extract its first member.
7416 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7417 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7418 use FUNCTION_EXTRA_EPILOGUE.
7419 (m68k_function_value): Return a PARALLEL if the return value
7420 is of a pointer type.
7421 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7422 (FUNCTION_EXTRA_EPILOGUE): Remove.
7423 * config/m68k/m68k.md (D0_REG): New constant.
7425 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7427 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7428 output a NOP for empty epilogues.
7430 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7432 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7433 before function. Extend register save check to include all
7434 registers, not just integer ones.
7436 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7438 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7439 (m68k_use_return_insn): ...this.
7440 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7441 * config/m68k/m68k.c (use_return_insn): Rename to...
7442 (m68k_use_return_insn): ...this.
7443 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7448 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7449 nearest even, fix denormal rounding overflow.
7451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7453 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7454 f%$smove and f%$move.
7455 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7456 (extendsfdf2_cf): Use fdmove instead of f%&move.
7457 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7458 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7462 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7465 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7467 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7468 (coldfire_single_format): Declare.
7469 (coldfire_double_format): Likewise.
7470 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7471 of qnan_msb_set to determine the lower bits of a canonical
7473 (encode_ieee_double): Likewise.
7474 (encode_ieee_quad): Likewise.
7475 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7476 (mips_single_format): Likewise.
7477 (ieee_double_format): Likewise.
7478 (mips_double_format): Likewise.
7479 (ieee_extended_motorola_format): Likewise.
7480 (ieee_extended_intel_96_format): Likewise.
7481 (ieee_extended_intel_128_format): Likewise.
7482 (ieee_extended_intel_96_round_53_format): Likewise.
7483 (ibm_extended_format): Likewise.
7484 (mips_extended_format): Likewise.
7485 (ieee_quad_format): Likewise.
7486 (mips_quad_format): Likewise.
7487 (vax_f_format): Likewise.
7488 (vax_d_format): Likewise.
7489 (vax_g_format): Likewise.
7490 (i370_single_format): Likewise.
7491 (i370_double_format): Likewise.
7492 (decimal_single_format): Likewise.
7493 (decimal_double_format): Likewise.
7494 (decimal_quad_format): Likewise.
7495 (c4x_single_format): Likewise.
7496 (c4x_extended_format): Likewise.
7497 (real_internal_format): Likewise.
7498 (coldfire_single_format): New real_format.
7499 (coldfire_double_format): Likewise.
7500 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7501 canonical_nan_lsbs_set.
7502 (pdp11_d_format): Likewise.
7503 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7504 if TARGET_COLDFIRE_CPU.
7506 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7508 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7509 (output_call, m68k_legitimize_call_address): Declare.
7510 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7511 parenthesees. Add support for a 'W' constraint.
7512 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7513 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7514 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7515 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7517 (override_options): Initialize them. Do not set flag_no_function_cse
7518 for TARGET_ID_SHARED_LIBRARY.
7519 (m68k_output_pic_call): Delete.
7520 (m68k_legitimize_call_address): New function.
7521 (print_operand): Remove the %o prefix. Handle the %p prefix.
7522 (output_call): New function.
7523 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7524 target address from the GOT if symbolic jumps are not allowed.
7525 * config/m68k/m68k.md (call, general_operand): Do not set
7526 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7527 Merge separate flag_pic and !flag_pic define_insns into...
7528 (*call, *call_value): ...these new patterns. Match the address
7529 rather than the containing MEM and require it to be a call_operand.
7530 Use output_call to generate the asm template.
7531 * config/m68k/predicates.md (const_call_operand): New predicate.
7532 (call_operand): Likewise.
7534 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7536 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7537 (STACK_GROWS_DOWNWARD): Define to 1.
7538 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7539 comments, emphasizing that these values are only defaults.
7540 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7541 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7545 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7547 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7548 Richard Sandiford <richard@codesourcery.com>
7550 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7551 (FP_REGNO_P): New macros.
7552 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7553 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7554 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7555 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7557 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7559 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7560 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7562 * config/m68k/t-floatlib: New file, extracting common code from...
7563 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7564 * config/m68k/t-uclinux: Here.
7565 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7566 routines on ColdFire targets.
7568 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7570 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7571 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7572 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7573 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7574 explicitly set MOTOROLA to 1.
7575 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7577 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7578 Nathan Sidwell <nathan@codesourcery.com>
7580 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7581 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7582 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7583 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7584 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7585 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7586 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7587 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7588 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7589 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7590 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7591 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7592 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7593 (DBX_REGISTER_NUMBER): Delete.
7594 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7595 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7596 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7598 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7600 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7601 * config/flat.h: New file.
7602 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7604 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7605 indirect references for -msep-data or -mid-shared-library.
7606 Do not use PC-relative code addresses either.
7607 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7609 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7610 for shared libraries and crt1.o for executables. Use crti.o and
7612 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7613 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7614 Do not add -elf2flt or -shared-lib-id options here.
7615 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7616 Pass -shared-lib-id if -mid-shared-library, taking the library
7617 identifier from -mshared-library-id if given, otherwise
7619 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7620 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7621 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7622 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7623 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7624 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7626 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7627 jump sequence for ISA A and ISA A+.
7628 (PICJUMP): Likewise.
7630 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7632 * config.gcc (m68k-*-uclinux*): Base the port on the common
7633 and m68k GNU/Linux files rather than on the generic ELF ones.
7634 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7635 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7637 2007-01-18 Julian Brown <julian@codesourcery.com>
7638 Richard Sandiford <richard@codesourcery.com>
7640 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7641 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7642 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7644 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7646 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7650 * doc/install.texi: Document m68k-uclinuxoldabi.
7651 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7652 * config/m68k/uclinux-oldabi.h: New file, copied from
7653 config/m68k/uclinux.h.
7655 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7657 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7658 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7659 (m32r_compute_frame_size): Use unsigned for regno.
7660 (m32r_reload_lr): Use gen_frame_mem.
7662 (m32r_output_function_epilogue): Don't output the function epilogue
7664 (m32r_expand_epilogue): New.
7665 (direct_return): Return false if the function has the interrupt
7667 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7668 * config/m32r/m32r.md (epilogue): New expander.
7669 (return_lr, return_rte): New insns.
7670 (return): Make it expander.
7671 (return_normal): New expander.
7673 2007-01-18 Josh Conner <jconner@apple.com>
7676 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7677 support for UNLE, UNLT, UNGE, and UNGT.
7679 2007-01-18 Jan Hubicka <jh@suse.cz>
7681 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7682 * tree-tailcall (add_virtual_phis): Likewise.
7683 (optimize_tail_call): Return TODOs.
7684 (execute_tail_calls): Return TODOs.
7685 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7686 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7688 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7689 Cleanup cfg using TODO.
7690 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7691 * passes.c (execute_function_todo): When cleanup did something, remove
7693 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7694 (make_edges): Don't cleanup_cfg.
7696 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7698 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7699 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7700 operate on the top of stack.
7701 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7702 register handling of instructions that output to the second
7704 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7705 (move_for_stack_reg): Special-case check for dead destination
7706 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7708 * config/i386/i386.md (UNSPEC_TAN): New constant.
7709 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7710 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7711 to correctly model move of constant 1.0 to top stack slot.
7712 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7713 (unnamed peephole2 pattern): Remove corresponding peephole2
7714 pattern that optimizes tan insn and loading of constant 1.0.
7715 (tanxf2): Use fptanxf4_i387.
7716 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7717 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7718 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7719 disable patterns for SSE math.
7720 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7721 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7723 2007-01-18 Dirk Mueller <dmueller@suse.de>
7724 Richard Guenther <rguenther@suse.de>
7727 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7728 * common.opt (Warray-bounds): Add new warning option.
7729 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7731 * Makefile.in: make tree-vrp.o depend on toplev.h
7732 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7734 (check_array_refs, check_array_bounds, check_array_ref): New.
7736 2007-01-18 Jan Hubicka <jh@suse.cz>
7738 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7739 (execute_ssa_ccp): Return flags conditionally.
7740 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7742 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7744 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7746 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7747 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7749 * Makefile.c (GTFILES): Add cfglayout.h.
7750 * gengtype.c (open_base_files): Likewise.
7751 * cfglayout.c (cfg_layout_function_footer,
7752 cfg_layout_function_header) Reindent to make gengtype happy.
7753 * cfglayout.h (cfg_layout_function_footer,
7754 cfg_layout_function_header): Add GTY(()) marker.
7756 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7758 2007-01-18 Ben Elliston <bje@au.ibm.com>
7760 * genautomata.c (write_automata): Include xstrerror output in the
7761 error message if writing the DFA description file fails.
7763 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7765 * config/mips/mips-protos.h (mips_output_external): Make it
7767 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7768 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7769 (extern_list): Likewise.
7770 (extern_head): Likewise.
7771 (TARGET_ASM_FILE_END): Likewise.
7772 (mips_file_end): Likewise.
7773 (mips_output_external): Rewritten.
7775 2007-01-18 Ben Elliston <bje@au.ibm.com>
7777 * genpreds.c (write_insn_preds_c): Only write out the function
7778 body for regclass_for_constraint if we have register constraints.
7780 2007-01-17 Tom Tromey <tromey@redhat.com>
7782 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7783 * doc/install.texi (Testing): Use sourceware.org.
7784 (Binaries): Likewise.
7785 (Specific): Likewise.
7786 * doc/contrib.texi (Contributors): Use sourceware.org.
7788 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7790 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7791 (AVR_ENHANCED): Rename to ...
7792 (AVR_HAVE_MUL): ... new.
7793 (avr_enhanced_p): Rename to ...
7794 (avr_have_mul_p): ... new.
7795 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7796 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7797 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7798 (avr_have_mul_p): ... new.
7799 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7800 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7801 'avr_enhanced_p' and 'enhanced'.
7802 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7803 AVR_HAVE_MUL instead of AVR_ENHANCED.
7804 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7805 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7806 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7807 instead of AVR_ENHANCED.
7808 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7809 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7810 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7812 2007-01-17 Ian Lance Taylor <iant@google.com>
7814 * vec.h (VEC_reserve_exact): Define.
7815 (vec_gc_p_reserve_exact): Declare.
7816 (vec_gc_o_reserve_exact): Declare.
7817 (vec_heap_p_reserve_exact): Declare.
7818 (vec_heap_o_reserve_exact): Declare.
7819 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7821 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7823 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7824 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7825 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7826 * vec.c (calculate_allocation): Add exact parameter. Change all
7828 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7829 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7830 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7831 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7832 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7833 (vec_heap_p_reserve_exact): New function.
7834 (vec_heap_o_reserve_exact): New function.
7836 2007-01-17 Jan Hubicka <jh@suse.cz>
7838 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7840 2007-01-17 Eric Christopher <echristo@apple.com>
7842 * config.gcc: Support core2 processor.
7844 2007-01-16 Jan Hubicka <jh@suse.cz>
7846 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7847 the names, just unlink the chain so we don't crash on dangling pointers
7850 2007-01-16 Jan Hubicka <jh@suse.cz>
7852 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7853 * tree-pass.h: Reorder to make IPA passes appear toegher.
7854 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7855 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7856 parameters, do not call early inliner.
7857 * ipa-inline.c: Update comments. Include tree-flow.h
7858 (cgraph_decide_inlining): Do not compute inlining parameters.
7859 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7860 be called with function context set up.
7861 (pass_ipa_inline): Remove unreachable functions before pass.
7862 (cgraph_early_inlining): Simplify assuming to be called from the
7864 (pass_early_inline): New pass.
7865 (cgraph_gate_ipa_early_inlining): New gate.
7866 (pass_ipa_early_inline): Turn into simple wrapper.
7867 (compute_inline_parameters): New function.
7868 (gate_inline_passes): New gate.
7869 (pass_inline_parameters): New pass.
7870 (apply_inline): Move here from tree-optimize.c
7871 (pass_apply_inline): New pass.
7872 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7874 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7876 (tree_function_versioning): Do not allocate dummy struct function.
7877 * tree-inline.h (optimize_inline_calls): Update prototype.
7878 * tree-optimize.c (execute_fixup_cfg): Export.
7879 (pass_fixup_cfg): Remove
7880 (tree_rest_of_compilation): Do not apply inlines.
7881 * tree-flow.h (execute_fixup_cfg): Declare.
7882 * Makefile.in (gt-passes.c): New.
7883 * passes.c: Include gt-passes.h
7884 (init_optimization_passes): New passes.
7885 (nnodes, order): New static vars.
7886 (do_per_function_toporder): New function.
7887 (execute_one_pass): Dump current pass here.
7888 (execute_ipa_pass_list): Don't dump current pass here.
7890 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7892 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7893 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7895 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7897 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7898 (strong_alias): Define.
7899 (__gcc_qmul): Provide non-FMA for soft-float.
7905 (__gcc_qunord): New.
7915 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7916 soft-float functions.
7917 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7918 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7919 about long double soft float.
7921 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7922 Tehila Meyzels <tehila@il.ibm.com>
7924 * tree-vectorizer.h (is_pattern_stmt_p): New.
7925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7926 formatting (tabs instead of spaces). Cleanup and clarify setting
7927 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7928 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7929 (vectorizable_type_demotion): Check that types are integral.
7930 (vectorizable_type_promotion): Likewise.
7931 (vectorizable_store): Fix typo. Eliminate new-line at end of
7934 2007-01-16 Jan Hubicka <jh@suse.cz>
7936 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7939 2007-01-15 Eric Christopher <echristo@apple.com>
7941 * ifcvt.c: Include vec.h, vecprim.h.
7942 (check_cond_move_block): New argument regs.
7943 Reorganize. Add registers used to regs.
7944 (cond_move_process_if_block): Use regs set above as
7947 2007-01-15 Eric Christopher <echristo@apple.com>
7949 * config/darwin.h: Update copyright.
7950 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7951 (LINK_COMMAND_SPEC): Add -u.
7952 (LINK_SPEC): Fix umbrella for above.
7954 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7956 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7959 2007-01-15 Tom Tromey <tromey@redhat.com>
7961 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7962 * doc/install.texi (Testing): Don't mention jacks.
7963 (Configuration): Document --enable-java-maintainer-mode. Move
7964 --with-java-home to libgcj-specific section. Document
7966 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7968 2007-01-15 Jan Hubicka <jh@suse.cz>
7970 * tree-ssa-dce.c (DCE_TODOs): New.
7971 (propagate_necessity): Return if something changed.
7972 (eliminate_unnecessary_stmts): Likewise.
7973 (perform_tree_ssa_dce): Return TODO flags when needed.
7974 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7976 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7978 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7979 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7980 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7981 patterns using X87MODEF12 mode macro. Extend operand 1
7982 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7983 (log10<mode>2): Ditto.
7984 (log2<mode>2): Ditto.
7985 (log1p<mode>2): Ditto.
7986 (logb<mode>2): Ditto.
7987 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7988 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7989 (*fxtractxf3_i387): Rename from *fxtractxf3.
7990 (fxtract_extend<mode>xf3_i387): New insn pattern.
7991 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7992 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7993 and gen_fyl2xxf3_i387().
7995 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7997 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7998 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7999 get_loop_exit_edges. Changed return type to bool.
8000 * cfgloop.h (fix_loop_placement): Declaration removed.
8002 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8004 * param.h (MIN_VECT_LOOP_BOUND): New.
8005 * params.def (MIN_VECT_LOOP_BOUND): New.
8006 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8007 argument - minimum threshold for number of iterations.
8008 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8009 argument to declaration.
8010 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8011 MIN_VECT_LOOP_BOUND.
8012 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8013 slpeel_tree_peel_loop_to_edge with additional argument.
8014 (vect_do_peeling_for_alignment): Likewise.
8015 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8017 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8020 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8023 2007-01-14 Jan Hubicka <jh@suse.cz>
8025 * tree-dfa.c (remove_referenced_var): New function.
8026 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8027 prune referenced vars list too.
8028 * tree-flow.h (remove_referenced_var): Declare.
8030 2007-01-14 Jan Hubicka <jh@suse.cz>
8032 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8034 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8035 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8036 * except.h (verify_eh_throw_table_statements): Kill prototype.
8037 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8038 into call exrepssions.
8039 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8041 * tree-cfg.c: Include pointer-set.h.
8042 (verify_node_sharing): Work on pointer set.
8043 (verify_eh_throw_stmt_node): New.
8044 (verify_stmts): Use pointers sets, verify throw_stmt.
8046 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8048 * ipa-reference.c (analyze_function): Consider also addresses taken
8051 2007-01-12 Roger Sayle <roger@eyesopen.com>
8053 * c-typeck.c (null_pointer_constant_p): Replace use of
8054 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8055 (build_c_cast): Likewise.
8057 2007-01-12 Roger Sayle <roger@eyesopen.com>
8059 * tree.h (force_fit_type_double): Remove unused final argument.
8060 * c-common.c (constant_expression_warning): Replace use of
8061 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8062 (convert_and_check): Likewise.
8063 (shorten_compare): Update call to force_fit_type_double.
8064 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8065 * convert.c (convert_to_pointer): Update call to
8066 force_fit_type_double.
8067 * fold-const.c (force_fit_type_double): Remove overflowed_const
8069 (int_const_binop, fold_convert_const_int_from_int,
8070 fold_convert_const_int_from_real, fold_div_compare,
8071 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8072 fold_abs_const, fold_not_const): Remove the final argument from
8073 calls to force_fit_type_double.
8075 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8077 * configure.ac: Set insn to "nop" for spu-*-* also.
8078 * configure: Regenerate.
8080 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8082 * builtins.def : Add BUILT_IN_FREE.
8084 2007-01-12 Jan Hubicka <jh@suse.cz>
8086 PR tree-optimization/30443
8087 * tree-inline.c (tree_function_versioning): Do not optimize when
8088 cloning for inlining.
8090 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8092 * doc/loop.texi: Document recording of loop exits.
8093 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8094 (update_single_exits_after_duplication,
8095 update_single_exit_for_duplicated_loop,
8096 update_single_exit_for_duplicated_loops): Removed.
8097 (duplicate_loop_to_header_edge): Do not call
8098 update_single_exits_after_duplication and
8099 update_single_exit_for_duplicated_loops.
8100 (loop_version): Do not update single_exit information.
8101 (fix_loop_structure): Use record_loop_exits instead of
8102 mark_single_exit_loops.
8103 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8104 the lists of loop exits.
8105 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8106 split_edge, merge_blocks): Update the lists of loop exits.
8107 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8108 loop_optimizer_init.
8109 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8110 of mark_single_exit_loops.
8111 (loop_optimizer_finalize): Call release_recorded_exits.
8112 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8113 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8114 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8115 update single exit information.
8116 * lambda-code.c (perfect_nestify): Ditto.
8117 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8118 (mark_single_exit_loops): Removed.
8119 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8120 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8121 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8123 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8124 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8125 (verify_loop_structure): Verify consistency of the exit lists.
8126 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8127 (set_single_exit): Removed.
8128 * cfgloop.h (struct loop_exit): New function.
8129 (struct loop): single_exit_ field replaced by exits field.
8130 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8131 (struct loops): Added exits hash.
8132 (mark_single_exit_loops, set_single_exit): Declaration removed.
8133 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8137 * doc/invoke.texi: Avoid use of @headitem.
8139 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8141 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8143 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8145 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8148 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8149 Richard Sandiford <richard@codesourcery.com>
8151 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8152 * config/m68k/m68k.opt: Resort options.
8153 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8155 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8156 Richard Sandiford <richard@codesourcery.com>
8158 * doc/invoke.texi: Document the macros that are defined by
8159 m68k's -mtune and -mhard-float options.
8160 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8161 (m68k_cpp_cpu_family): Likewise.
8162 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8163 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8164 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8165 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8166 (m68k_cpp_cpu_family): Likewise.
8168 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8170 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8171 macros besides mc68000 as tuning macros. Use a switch statement
8172 to set them and mcpu32.
8174 2007-01-12 Julian Brown <julian@codesourcery.com>
8176 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8177 (TARGET_68040_ONLY): Rename to...
8178 (TARGET_68040): ...this.
8179 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8180 * config/m68k/m68k.md: Likewise.
8182 2007-01-12 Julian Brown <julian@codesourcery.com>
8183 Nathan Sidwell <nathan@codesourcery.com>
8184 Richard Sandiford <richard@codesourcery.com>
8186 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8187 the -mcpu= argument associated with the --with-cpu setting.
8188 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8189 if different from the one implied by the -mcpu setting.
8190 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8191 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8192 * doc/invoke.texi: Mention ColdFire in the introduction to the
8193 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8194 -mno-div and -mhard-float options. Make -m68881 a synonym for
8195 -mhard-float. Document the previously-undocumented -m5206e,
8196 -m528x, -m5307 and -m5407 options. Tweak the existing option
8197 documentation for consistency.
8198 * doc/install.texi: Mention new --with-cpu arguments.
8199 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8200 default CPU if neither -mcpu nor -march are specified.
8201 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8202 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8203 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8204 using m68k_tune to decide between families that implement the
8205 same ISA. Use m68k_tune to set __mcfv4e__.
8206 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8207 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8208 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8209 (FL_ISA_C, FL_ISA_MMU): New macros.
8210 (MASK_COLDFIRE): Delete.
8211 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8212 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8213 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8214 (TARGET_HARD_FLOAT): Do not define here.
8215 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8216 (TUNE_68000): New macro.
8217 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8218 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8219 (TUNE_CFV2): Redefine in terms of m68k_tune.
8220 (uarch_type, target_device, fpu_type): New enums.
8221 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8222 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8223 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8224 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8225 (FL_FOR_isa_c): New macros.
8226 (m68k_isa): New enum.
8227 (m68k_target_selection): New structure.
8228 (all_devices, all_isas, all_microarchs): New tables.
8229 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8230 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8231 (MASK_ALL_CPU_BITS): Delete.
8232 (m68k_find_selection): New function.
8233 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8234 Map the legacy target options to a combination of the new ones.
8235 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8236 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8237 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8239 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8240 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8242 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8243 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8244 * config/m68k/m68k-devices.def: New file.
8246 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8247 Nathan Sidwell <nathan@codesourcery.com>
8249 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8250 (SUBTARGET_EXTRA_SPECS): New macros.
8251 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8252 use %(asm_cpu_spec) instead.
8253 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8254 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8255 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8256 (EXTRA_SPECS): Rename to...
8257 (SUBTARGET_EXTRA_SPECS): ...this.
8259 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8260 Richard Sandiford <richard@codesourcery.com>
8261 Julian Brown <julian@codesourcery.com>
8263 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8264 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8265 to the configuration's default CPU.
8266 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8267 Remove default masks.
8268 (m680[012]0-*-*): Set the default with_cpu to the first part of
8270 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8271 (m68k*-*-linux): Extend the --with-cpu handling to...
8272 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8273 and m68010. Don't set target_cpu_default2.
8274 * doc/install.texi: Document --with-cpu for m68k.
8275 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8276 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8277 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8278 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8279 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8280 (ASM_SPEC): Remove use of %(asm_cpu_default).
8281 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8282 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8283 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8284 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8285 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8286 (TARGET_DEFAULT): Delete.
8287 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8288 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8289 (CPP_CPU_SPEC): Delete.
8290 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8291 the appropriate string.
8292 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8293 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8294 (ASM_SPEC): Don't use %(asm_default_spec).
8295 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8296 TARGET_DEFAULT and add MASK_68881.
8297 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8299 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8301 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8302 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8303 MASK_68010 alongside MASK_68020.
8304 * doc/invoke.texi: Document -m68010.
8305 * config/m68k/m68k.opt (m68010): New.
8306 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8308 (TUNE_68010): New macro.
8309 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8310 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8311 (M68K_CPU_m68332): Add MASK_68010.
8312 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8313 fallback definition.
8314 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8316 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8317 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8318 to all entries that use MASK_68020.
8319 (output_move_simode_const, output_move_himode, output_move_qimode)
8320 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8321 instead of TARGET_68020 to select clr behavior. Remove comment
8322 about there being no TARGET_68010.
8323 * config/m68k/m68k.md: Likewise throughout.
8325 2007-01-12 Julian Brown <julian@codesourcery.com>
8327 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8328 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8329 * config/m68k/m68k.md: Likewise.
8331 2007-01-12 Julian Brown <julian@codesourcery.com>
8333 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8334 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8336 2007-01-12 Julian Brown <julian@codesourcery.com>
8338 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8339 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8340 * config/m68k/m68k.md: Likewise.
8342 2007-01-12 Julian Brown <julian@codesourcery.com>
8343 Richard Sandiford <richard@codesourcery.com>
8345 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8346 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8347 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8349 (TARGET_CPU32): Rename to...
8350 (TUNE_CPU32): ...this.
8351 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8352 (TUNE_CFV2): New macros.
8353 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8354 remove conditions that are implied by TARGET_68020.
8355 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8356 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8357 (m68k_output_function_epilogue): Likewise.
8358 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8359 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8360 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8361 non-68000 timings. Refactor multiplication and division costs.
8362 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8363 TUNE_CPU32 instead of TARGET_CPU32.
8364 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8365 and TUNE_68060 instead of TARGET_68060.
8366 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8367 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8369 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8370 && !TARGET_COLDFIRE" to choose between moveq and clr.
8371 Likewise in the unnamed movsf pattern.
8372 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8373 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8376 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8378 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8379 of tabbing before backslashes.
8381 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8383 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8384 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8385 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8387 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8389 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8390 find_interesting_uses_cond.
8391 (find_interesting_uses_cond): Use extract_cond_operands.
8392 (rewrite_use_compare): Use extract_cond_operands and
8393 force_gimple_operand_bsi. Do not call update_stmt.
8394 (determine_use_iv_cost_condition): Use extract_cond_operands.
8395 Return cheaper of using original bound and changing the exit bound.
8397 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8399 PR tree-optimization/29516
8400 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8401 most_expensive_mult_to_index, addr_to_parts,
8402 create_mem_ref, maybe_fold_tmr): Make the type of
8403 fields of TARGET_MEM_REF sizetype.
8404 (move_fixed_address_to_symbol, move_pointer_to_base):
8406 * tree.def (TARGET_MEM_REF): Add comment on types of
8409 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8411 * c-common.c (vector_types_convertible_p): Treat opaque types as
8412 always convertible if they have the same size, but not otherwise.
8414 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8416 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8417 Remove the b_unconditional field.
8418 (noce_try_sign_mask): Do not look at b_unconditional.
8419 (noce_process_if_block): Do not use merge_if_blocks. Update
8420 the CFG here. Do not set b_unconditional.
8421 (cond_move_process_if_block): Likewise.
8422 (find_cond_trap): Likewise.
8423 (check_cond_move_block): Require simple jump insns at the end
8426 2007-01-11 Jan Hubicka <jh@suse.cz>
8428 PR tree-optimization/1046
8429 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8430 when alias info is not ready.
8431 (pass_tail_recursion): Do not require aliasing.
8432 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8433 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8434 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8435 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8436 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8437 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8438 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8440 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8441 When aliasing is not build, mark statement as volatile.
8443 2007-01-11 Tom Tromey <tromey@redhat.com>
8445 PR preprocessor/15185, PR preprocessor/20989:
8446 * doc/cppopts.texi <-MT>: Update description of algorithm for
8447 computing default target.
8448 <-M, -MD>: Reword "basename" text.
8450 2007-01-11 Roger Sayle <roger@eyesopen.com>
8452 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8453 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8454 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8455 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8456 fold_builtin_bswap, real_constp, fold_builtin_pow,
8457 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8458 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8459 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8460 * convert.c (convert_to_pointer): Likewise.
8461 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8462 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8463 const_binop, fold_convert_const_int_from_int,
8464 fold_convert_const_int_from_real,
8465 fold_convert_const_real_from_real, sign_bit_p,
8466 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8467 fold_sign_changed_comparison, fold_unary, fold_comparison,
8468 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8469 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8470 * print-tree.c (print_node_brief, print_node): Likewise.
8471 * stor-layout.c (place_field, layout_type): Likewise.
8472 * tree-chrec.c (keep_cast): Likewise.
8473 * tree.c (build_vector, build_real, build_real_from_int_cst,
8474 build_complex): Likewise.
8476 2007-01-11 Roger Sayle <roger@eyesopen.com>
8478 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8479 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8481 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8483 * configure.ac (strict1_warn): Rename to strict_warn.
8484 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8485 cc_set_by_configure, quoted_cc_set_by_configure,
8486 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8487 all_boot_languages, all_stagestuff): Remove.
8488 (target_list): Remove bootstrap targets.
8489 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8490 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8491 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8492 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8493 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8494 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8495 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8496 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8497 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8498 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8499 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8500 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8501 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8502 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8503 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8504 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8505 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8506 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8507 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8508 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8509 (mostlyclean): Adjust.
8510 (clean, distclean): Don't mention bootstrap stuff.
8511 * configure: Regenerate.
8512 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8513 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8514 treelang/config-lang.in (stagestuff): Remove.
8515 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8516 stageprofile, stagefeedback, stagestuff): Remove mention.
8518 2007-01-11 Nick Clifton <nickc@redhat.com>
8520 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8522 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8523 (mcore_arith_K_S_operand): Run the test for the S constraint not
8524 the test for the M constraint.
8525 (mcore_addsub_operand): Do not accept integer values that are
8526 larger than 32 bits.
8527 * config/mcore/mcore.md: Remove unused constraints from split.
8528 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8530 (allocate_stack): Likewise.
8531 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8532 operands to 32 bits.
8533 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8535 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8536 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8537 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8538 mcore_output_bclri, mcore_output_andn, output_inline_const,
8539 mcore_output_move, mcore_output_movedouble): Likewise.
8540 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8541 (output_inline_const): Likewise.
8542 (output_inline_const): Fix format strings used in sprintf
8544 * config/mcore/mcore-protos.h: Update prototypes for changed
8545 functions in mcore.c.
8546 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8547 HOST_WIDE_INT and not int.
8548 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8549 CONST_OK_FOR_N): Likewise.
8550 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8551 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8554 2007-01-10 Jan Hubicka <jh@suse.cz>
8556 * tree-vrp.c (remove_range_assertions): Release defs.
8557 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8558 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8560 2007-01-10 Paul Brook <paul@codesourcery.com>
8562 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8563 * config/arm/arm.md (mulsi3subsi): New insn.
8565 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8567 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8568 (tree_transform_and_unroll_loop): New.
8569 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8572 2007-01-10 Robert Kennedy <jimbob@google.com>
8574 * fold-const.c (fold_comparison): Fold comparisons like (x *
8575 1000 < 0) to (x < 0).
8577 2007-01-10 Ian Lance Taylor <iant@google.com>
8579 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8580 operands have the same priority.
8582 2007-01-10 Tom Tromey <tromey@redhat.com>
8584 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8585 (fold_binary): Likewise.
8586 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8587 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8588 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8589 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8590 * langhooks.h (struct lang_hooks): Removed field
8591 'can_use_bit_fields_p'.
8593 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8595 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8597 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8599 * function.c (get_last_funcdef_no): New function.
8600 * function.h (get_last_funcdef_no): Declare.
8601 * tree-inline.c (initialize_cfun): Add initialization.
8602 (tree_function_versioning): Cleanup.
8604 2007-01-10 Jan Hubicka <jh@suse.cz>
8606 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8609 2007-01-10 Sa Liu <saliu@de.ibm.com>
8610 Ben Elliston <bje@au.ibm.com>
8612 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8613 for SAVE_NONLOCAL and Pmode for any other save level.
8614 * spu-protos.h (spu_restore_stack_block): Declare.
8615 * spu.md (save_stack_block): Remove.
8616 (restore_stack_block): Call spu_restore_stack_block.
8617 * spu.c (spu_restore_stack_block): New function.
8618 (spu_expand_epilogue): Remove old comment.
8620 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8622 PR tree-optimization/30322
8623 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8624 (cand_value_at): Return the value as aff_tree.
8625 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8626 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8627 aff_combination_mult): New functions.
8628 (aff_combination_add): Use aff_combination_add_cst.
8629 (aff_combination_convert): Allow conversions to a wider type.
8630 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8631 * tree-affine.h (aff_combination_mult): Declare.
8633 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8635 * doc/tm.texi: Update documentation to reflect reality of exec
8636 and start file search behaviours. Update copyright year.
8637 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8638 header file directories.
8640 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8642 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8643 (*cosxf2): Rename to cosxf2_i387.
8644 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8645 using X87MODEF12 mode macro. Rename patterns to
8646 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8648 (*cosdf2, *cossf2): Ditto.
8649 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8650 to match extended input operands.
8651 (sincos<mode>3): New expander.
8652 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8653 insn patterns and corresponding splitters.
8655 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8657 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8658 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8660 2007-01-09 Nicolas Pitre <nico@cam.org>
8663 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8665 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8667 * target.h (struct gcc_target): New field library_rtti_comdat.
8668 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8669 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8670 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8671 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8673 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8675 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8677 2007-01-08 Richard Guenther <rguenther@suse.de>
8679 * tree.h (force_fit_type_double): Export.
8680 (force_fit_type): Remove.
8681 * fold-const.c (force_fit_type_double): New function.
8682 (force_fit_type): Remove.
8683 (int_const_binop): Use it.
8684 (fold_convert_const_int_from_int): Likewise.
8685 (fold_convert_const_int_from_real): Likewise.
8686 (fold_div_compare): Likewise.
8687 (fold_sign_changed_comparison): Likewise.
8688 (fold_unary): Likewise.
8689 (fold_negate_const): Likewise.
8690 (fold_abs_const): Likewise.
8691 (fold_not_const): Likewise.
8692 * c-common.c (shorten_compare): Use force_fit_type_double.
8693 * convert.c (convert_to_pointer): Likewise.
8695 2007-01-08 Richard Guenther <rguenther@suse.de>
8697 * tree.h (build_int_cst_wide_type): Export.
8698 * tree.c (build_int_cst_wide_type): New function.
8699 (build_int_cst_wide): Fix comment.
8700 * builtins.c (fold_builtin_object_size): Use build_int_cst
8701 to build -1 or 0 of the correct type. Use fit_double_type
8702 to check for overflow.
8703 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8705 (decode_field_reference): Likewise.
8706 (all_ones_mask_p): Likewise.
8707 (native_interpret_int): Use build_int_cst_wide_type.
8708 (fold_binary): Use build_int_cst_type to build an all-ones
8710 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8712 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8714 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8716 2007-01-09 Ben Elliston <bje@au.ibm.com>
8718 * genautomata.c (STATS_OPTION): New option.
8719 (stats_flag): New flag.
8720 (gen_automata_option): Handle it.
8721 (initiate_automaton_gen): Ditto.
8722 (write_automata): Output statistics only if stats_flag is
8723 set. Likewise, output time statistics only if time_flag is set.
8724 * doc/md.texi (Processor pipeline description): Document new flag.
8726 2007-01-08 Richard Guenther <rguenther@suse.de>
8728 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8729 * tree.c (build_int_cst_type): Likewise.
8730 (size_in_bytes): Don't call force_fit_type on the result.
8731 (int_fits_type_p): Use fit_double_type.
8732 * fold-const.c (fit_double_type): New function.
8733 (force_fit_type): Use it.
8734 * tree.h (fit_double_type): Export.
8736 2007-01-08 Jan Hubicka <jh@suse.cz>
8738 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8739 * ipa.c (function_and_variable_visibility): Fix return type.
8741 2007-01-08 Richard Guenther <rguenther@suse.de>
8743 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8744 of offset to build the index.
8745 * tree-pretty-print.c (dump_generic_node): Don't build negated
8746 const just for printing.
8747 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8748 * builtins.c (fold_builtin_int_roundingfn): Check if result
8749 fits the type by using force_fit_type and comparing the result.
8750 * predict.c (predict_loops): Use compare_tree_int for comparison.
8751 * tree.c (build_int_cst): Fall back to integer_type_node for
8753 (build_int_cst_wide): Assert type is non-null.
8755 2007-01-08 Roberto Costa <roberto.costa@st.com>
8757 * tree-vrp.c (extract_range_from_cond_expr): New.
8758 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8759 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8761 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8762 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8763 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8764 used as expressions.
8765 * tree-object-size.c (cond_expr_object_size): New.
8766 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8768 2007-01-08 Jan Hubicka <jh@suse.cz>
8770 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8771 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8774 2007-01-08 Richard Guenther <rguenther@suse.de>
8776 PR tree-optimization/23603
8777 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8778 (extract_range_from_binary): Fall back to truthvalue instead of
8779 varying for TRUTH_*_EXPR.
8780 (extract_range_from_comparison): Fall back to truthvalue instead of
8782 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8783 if all visited PHI values were constant.
8785 2007-01-08 Jan Hubicka <jh@suse.cz>
8787 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8788 (cgraph_analyze_function): break out from ...
8789 (cgraph_finalize_compilation_unit): ... here.
8790 (cgraph_expand_function): Remove forgoten commented out line.
8791 (cgraph_optimize): Analyze functions.
8793 2007-01-08 Jan Hubicka <jh@suse.cz>
8795 * tree-pas.h (TODO_remove_function): New flag.
8796 (TODO_update*): Renumber.
8797 (pass_ipa_increase_alignment,
8798 pass_ipa_function_and_variable_visibility): New passes.
8799 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8800 (cgraph_function_and_variable_visibility): Move to ipa.c
8801 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8802 cgraph_increase_alignment.
8803 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8804 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8805 calling tree-inline.
8806 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8807 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8808 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8809 (gate_increase_alignment): New function.
8810 (pass_ipa_increase_alignment): New pass.
8811 * ipa.c: Inline tree-pass.h and timevar.h
8812 (function_and_variable_visibility): Move here from cgraphunit.c
8813 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8814 * passes.c (init_optimization_passes): Add the two new passes.
8815 (execute_todo): Handle cgraph_remove_functions.
8817 2007-01-08 Nick Clifton <nickc@redhat.com>
8819 * config/frv/predicates.md (reg_or_0_operand): Accept
8822 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8824 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8825 * config.gcc: Add bfin*-rtems*.
8827 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8829 * c.opt: Add -flax-vector-conversions.
8830 * c-typeck.c (convert_for_assignment): Pass flag to
8831 vector_types_convertible_p to allow emission of note.
8832 (digest_init): Likewise.
8833 * c-opts.c: Handle -flax-vector-conversions.
8834 * c-common.c (flag_lax_vector_conversions): New.
8835 (vector_types_convertible_p): Unless -flax-vector conversions
8836 has been passed, disallow conversions between vectors with
8837 differing numbers of subparts and/or element types. If such
8838 a conversion is disallowed, possibly emit a note on the first
8839 occasion only to inform the user of -flax-vector-conversions.
8840 The new last argument specifies this.
8841 * c-common.h (flag_lax_vector_conversions): New.
8842 (vector_types_convertible_p): Add extra argument.
8843 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8844 char_type_node for V*QI type vectors.
8845 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8846 Update to satisfy new typechecking rules.
8847 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8849 * doc/invoke.texi (C Dialect Options): Document
8850 -flax-vector-conversions.
8852 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8854 PR tree-optimization/29877
8855 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8856 a register variable on the RHS to not be replaceable.
8858 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8859 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8860 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8861 const_simm15, const_pow2, const_npow2): Added.
8862 * config/score/misc.md (insv, extv, extzv, movmemsi,
8863 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8864 * config/score/score.c (score_address_cost, score_select_cc_mode):
8866 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8867 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8868 Update score_print_operand.
8869 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8870 Adjust register allocate order and update some macro define.
8871 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8872 mdx_block_move_straight, mdx_block_move_loop_head,
8873 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8874 mdx_block_move): Added.
8875 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8876 mdp_limm): Updated and fix some bug and typo.
8877 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8878 (movsf, movdf, doloop_end): Added.
8880 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8882 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8883 config/arm/thumb2.md: Fix comment typos.
8884 * doc/extend.texi: Fix a typo.
8886 2007-01-07 Eric Christopher <echristo@apple.com>
8888 * configure.ac: Check for __stack_chk_fail for darwin.
8889 * configure: Regenerate.
8891 2007-01-07 Richard Guenther <rguenther@suse.de>
8893 * tree-vrp.c (extract_range_from_assert): CSE calls to
8894 compare_values where possible.
8895 (extract_range_from_unary_expr): Likewise.
8897 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8899 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8900 * config/avr/avr.c (call_insn_operand): Delete function.
8901 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8902 instead of register number. Use predicates.
8903 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8904 call_insn_operand): Add.
8906 2007-01-06 Jan Hubicka <jh@suse.cz>
8908 * tree-pass.h (pass_build_cgraph_edges): Declare.
8909 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8910 (visited_nodes): Remove.
8911 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8912 build_cgrpah_edges; make visited_nodes local.
8913 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8914 (record_references_in_initializer): Move to cgraphbuild.c
8915 (initialize_inline_failed, rebuild_cgraph_edges,
8916 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8917 (verify_cgraph_node): Make visited_nodes local.
8918 (cgraph_analyze_function): Do not call cgraph_create_edges and
8919 initialize_inline_failed.
8920 (cgraph_expand_function): Do not call cgraph_lower_function;
8921 assert that function is already lowered.
8922 * Makefile.in (cgraphbuild.o): New.
8923 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8924 at the end of lowering passes.
8926 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8928 * ifcvt.c (cond_move_convert_if_block): New function, code
8929 factored out from...
8930 (cond_move_process_if_block): ...here. Call the new function
8931 on the THEN and ELSE blocks.
8932 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8933 already takes care of this.
8935 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8938 * tree.h (TREE_OVERFLOW_P): New.
8939 * c-typeck.c (parser_build_unary_op): Warn only if result
8940 overflowed and operands did not.
8941 (parser_build_binary_op): Likewise.
8942 (convert_for_assignment): Remove redundant overflow_warning.
8943 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8945 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8947 * c-typeck.c (store_init_value): Split over two lines to follow
8948 the GNU coding style.
8950 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8952 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8953 __GXX_EXPERIMENTAL_CXX0X__.
8954 * doc/cpp.texi: Same.
8956 2007-01-05 Richard Guenther <rguenther@suse.de>
8959 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8960 with mismatched types. Instead explicitly build a
8961 conversion NOP_EXPR.
8963 2007-01-05 Ian Lance Taylor <iant@google.com>
8965 * c-common.c (decl_with_nonnull_addr_p): New function.
8966 (c_common_truthvalue_conversion): Call it.
8967 * c-typeck.c (build_binary_op): Likewise.
8968 * c-common.h (decl_with_nonnull_addr_p): Declare.
8970 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8973 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8976 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8978 * doc/install.texi (Final install): Document the fact that
8979 the GNAT runtime should not be stripped.
8981 2007-01-04 Jan Hubicka <jh@suse.cz>
8983 * tree-inline.c (fold_marked_statements): Update operand caches
8984 and EH after folding
8986 2007-01-04 Ian Lance Taylor <iant@google.com>
8988 * c-common.c (check_function_nonnull): Whitespace fix.
8990 2007-01-04 Jan Hubicka <jh@suse.cz>
8992 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8993 comitted older version of patch.
8994 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8995 function, celanup cfg and collect garbage.
8997 2007-01-04 Mike Stump <mrs@apple.com>
8999 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9002 2007-01-04 Eric Christopher <echristo@apple.com>
9004 * libgcc2.c (__bswapsi2): Use SItype.
9005 (__bswapdi2): Use DItype.
9006 * libgcc2.h: Update for above.
9008 2007-01-04 Paul Brook <paul@codesourcery.com>
9010 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9011 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9012 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9013 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9014 umulsi3_highpart): Make conditional on !arm_arch6.
9015 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9016 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9017 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9018 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9019 umulsi3_highpart_v6): New insns.
9021 2007-01-04 Roger Sayle <roger@eyesopen.com>
9023 * fold-const.c (fold_convert): When casting an expression to void,
9024 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9025 have a type. Instead of attempting to build a NOP_EXPR, return
9026 these "special" trees directly.
9028 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9030 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9031 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9032 rs6000_cost->fp not 0 as adjustment for outer NEG.
9034 2007-01-04 Jan Hubicka <jh@suse.cz>
9036 * cgraph.c (cgraph_release_function_body): New function.
9037 (cgraph_remove_node): Use it.
9038 * cgraph.h (cgraph_release_function_body): Declare.
9039 * cgraphunit.c (cgraph_expand_function): Use it.
9040 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9041 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9042 is initialized and while compilation of other function is running.
9043 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9044 statement CFG annotations from here to ...
9045 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9047 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9049 * cfgloop.h (enum li_flags): Make the constants powers of two.
9051 2007-01-04 Jan Hubicka <jh@suse.cz>
9053 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9055 (fold_marked_statements): New function.
9056 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9057 * tree-inline.h (copy_body_data): Add statements_to_fold.
9059 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9061 * config.gcc: Mention libgcc/config.host.
9062 * Makefile.in: Update comments mentioning libgcc.
9063 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9064 (all.cross, start.encap, rest.encap, rest.cross): Update
9065 dependencies for libgcc move.
9066 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9067 (clean-target, clean-target-libgcc): Delete.
9068 (srcdirify, GCC_EXTRA_PARTS): New macros.
9069 (libgcc-support, libgcc.mvars): New rules.
9070 (distclean): Remove mention of mklibgcc.
9071 (install): Don't reference INSTALL_LIBGCC.
9072 (install-common): Don't reference EXTRA_PARTS.
9073 (install-libgcc, install-multilib): Delete rules.
9074 * mklibgcc.in: Delete file.
9075 * doc/configfiles.texi: Don't mention mklibgcc.
9077 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9078 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9079 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9080 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9081 (mklibgcc, ldblspecs): Likewise.
9083 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9084 (posixpre.def): Use $(T).
9085 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9086 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9087 (SHLIB_LINK): Make dummy.
9088 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9090 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9092 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9093 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9094 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9095 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9097 * configure.ac (all_outputs): Remove mklibgcc.
9098 * configure: Regenerated.
9100 2007-01-03 Josh Conner <jconner@apple.com>
9103 * calls.c (compute_argument_addresses): Set stack and stack_slot
9104 for partial args, too.
9105 (store_one_arg): Use locate.size.constant for the size when
9106 generating a save_area.
9108 2007-01-03 Robert Kennedy <jimbob@google.com>
9110 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9111 whose definitions are deleted due to basic block merging.
9113 2007-01-03 Paul Brook <paul@codesourcery.com>
9116 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9118 (use_return_insn): Return 0 for Thumb interrupt functions.
9119 (print_multi_reg): Add rfe argument for IRQ returns.
9120 (arm_output_epilogue): Pop interrupt return address directly into PC.
9121 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9123 2007-01-03 Paul Brook <paul@codesourcery.com>
9125 Merge from sourcerygxx-4_1.
9126 * config/arm/thumb2.md: New file.
9127 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9129 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9130 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9131 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9132 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9134 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9135 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9137 * config/arm/ieee754-sf.S: Ditto.
9138 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9139 (thumb1_base_register_rtx_p): ... to this.
9140 (thumb_index_register_rtx_p): Rename...
9141 (thumb1_index_register_rtx_p): ... to this.
9142 (thumb_output_function_prologue): Rename...
9143 (thumb1_output_function_prologue): ... to this.
9144 (thumb_legitimate_address_p): Rename...
9145 (thumb1_legitimate_address_p): ... to this.
9146 (thumb_rtx_costs): Rename...
9147 (thumb1_rtx_costs): ... to this.
9148 (thumb_compute_save_reg_mask): Rename...
9149 (thumb1_compute_save_reg_mask): ... to this.
9150 (thumb_final_prescan_insn): Rename...
9151 (thumb1_final_prescan_insn): ... to this.
9152 (thumb_expand_epilogue): Rename...
9153 (thumb1_expand_epilogue): ... to this.
9154 (arm_unwind_emit_stm): Rename...
9155 (arm_unwind_emit_sequence): ... to this.
9156 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9157 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9158 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9159 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9160 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9161 thumb2_output_casesi): New functions.
9162 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9163 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9164 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9165 THUMB2_WORK_REGS): Define.
9166 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9167 arm_condexec_mask, arm_condexec_masklen)): New variables.
9168 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9169 (arm_override_options): Check new CPU capabilities.
9170 Set new architecture flag variables.
9171 (arm_isr_value): Handle v7m interrupt functions.
9172 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9174 (const_ok_for_arm): Handle Thumb-2 constants.
9175 (arm_gen_constant): Ditto. Use movw when available.
9176 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9178 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9179 (thumb_find_work_register, arm_load_pic_register,
9180 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9181 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9182 print_multi_reg, output_mov_long_double_fpa_from_arm,
9183 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9184 output_mov_double_fpa_from_arm, output_move_double,
9185 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9186 output_return_instruction, arm_output_function_prologue,
9187 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9188 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9189 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9190 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9191 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9192 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9194 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9195 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9196 (arm_file_start): Output directive for unified syntax.
9197 (arm_unwind_emit_set): Handle stack alignment instruction.
9198 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9199 Add v6t2, v7, v7a, v7r and v7m.
9200 (RETLDM): Add Thumb-2 code.
9201 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9202 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9203 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9204 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9205 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9206 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9207 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9208 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9209 ADJUST_INSN_LENGTH): Define.
9210 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9211 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9212 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9213 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9214 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9215 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9216 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9217 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9218 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9219 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9220 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9221 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9222 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9223 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9224 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9225 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9226 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9228 * config/arm/arm-tune.md: Regenerate.
9229 * config/arm/arm-protos.h: Update prototypes.
9230 * config/arm/vfp.md: Enable patterns for Thumb-2.
9231 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9232 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9233 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9234 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9235 * config/arm/libunwind.S: Add Thumb-2 code.
9236 * config/arm/constraints.md: Update include Thumb-2.
9237 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9238 * config/arm/ieee754-df.S: Ditto.
9239 * config/arm/bpabi.S: Ditto.
9240 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9241 * config/arm/predicates.md (low_register_operand,
9242 low_reg_or_int_operand, thumb_16bit_operator): New.
9243 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9244 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9245 * config/arm/t-arm-elf: Add armv7 multilib.
9246 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9248 (UNSPEC_STACK_ALIGN, ce_count): New.
9249 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9250 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9252 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9253 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9254 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9255 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9256 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9257 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9259 * doc/extend.texi: Document ARMv7-M interrupt functions.
9260 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9262 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9264 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9265 (struct _Unwind_Context): Rename args_size to flags, remove
9266 signal_frame field, add a new args_size field and version field.
9267 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9268 _Unwind_IsExtendedContext): New inline functions.
9269 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9270 Assume by_value array is only present if _Unwind_IsExtendedContext.
9271 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9272 _Unwind_IsSignalFrame.
9273 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9274 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9275 (uw_init_context_1): Initialize context->flags to
9276 EXTENDED_CONTEXT_BIT.
9277 * config/rs6000/linux-unwind.h (frob_update_context): Use
9278 _Unwind_SetSignalFrame.
9280 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9283 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9284 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9287 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9289 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9290 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9291 RET, AT_SP): Remove.
9292 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9295 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9296 * cfgbuild.c (find_basic_blocks): Likewise.
9297 * cfgrtl.c (rtl_create_basic_block): Likewise.
9298 * function.c (temp_slots_at_level): Likewise.
9299 * reg-stack.c (stack_regs_mentioned): Likewise.
9300 * regclass.c (allocate_reg_info): Likewise.
9301 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9302 set_bb_for_stmt, move_block_to_fn): Likewise.
9303 * tree-complex.c (tree_lower_complex): Likewise.
9304 * vec.h (VEC_safe_grow_cleared): New.
9306 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9308 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9310 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9311 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9313 * cfgloopmanip.c (scale_loop_frequencies): Export.
9314 (loopify): Scale the frequencies by prescribed coefficients.
9315 (set_zero_probability): New function.
9316 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9317 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9318 and frequencies according to arguments.
9319 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9321 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9322 * modulo-sched.c (sms_schedule): Set probabilities for entering
9323 versioned loop correctly.
9324 * tree-vect-transform.c (vect_transform_loop): Ditto.
9325 * cfgloop.h (loopify, loop_version): Declaration changed.
9326 (scale_loop_frequencies): Declared.
9328 2007-01-02 Jan Hubicka <jh@suse.cz>
9330 * cgraph.c: Include tree-flow.h
9331 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9333 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9334 * tree-pass.h (pass_all_early_optimizations): Declare.
9335 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9337 (cgraph_analyze_function): Do early_local_passes.
9338 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9339 Do not add referenced vars.
9340 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9342 (gate_all_early_local_passes): New gate.
9343 (pass_early_local_passes): Use new gate.
9344 (execute_early_local_optimizations): New functions.
9345 (gate_all_early_optimizations): New gate.
9346 (pass_all_early_optimizations): New pass.
9347 (execute_free_datastructures): Free SSA only when initialized.
9348 (gate_init_datastructures): Init only when optimizing.
9349 (tree_lowering_passes): Do early local passes when called late.
9350 * tree-profile.c (do_tree_profiling): Don't profile functions added
9352 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9353 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9355 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9356 during early_local_passes.
9357 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9360 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9362 * Makefile.in: Update copyright year.
9364 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9366 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9367 in $(lang_checks) and check-consistency targets.
9369 2007-01-02 Jan Hubicka <jh@suse.cz>
9371 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9372 Do not add referenced vars.
9373 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9375 * passes.c (init_optimization_passes): Put mudflap_2 after
9376 free_datastructures.
9378 2007-01-02 Jan Hubicka <jh@suse.cz>
9380 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9381 Set NOTHROW flag on call statements proved to be nothrow.
9382 Update statement of local calls so new pure/const functions are
9383 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9385 (tree_rest_of_compilation): Register hooks and initialize bitmap
9386 early. Do not set after_inlining flag.
9388 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9390 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9391 HOST_BITS_PER_LONGLONG
9393 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9396 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9397 warning for non-static initializers.
9399 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9401 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9402 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9403 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9404 Always use set_unique_reg_note to add REG_EQUAL notes.
9406 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9409 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9411 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9412 * cfgbuild.c (find_basic_blocks): Likewise.
9413 * cfgrtl.c (rtl_create_basic_block): Likewise.
9414 * function.c (temp_slots_at_level): Likewise.
9415 * reg-stack.c (stack_regs_mentioned): Likewise.
9416 * regclass.c (allocate_reg_info): Likewise.
9417 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9418 set_bb_for_stmt, move_block_to_fn): Likewise.
9419 * tree-complex.c (tree_lower_complex): Likewise.
9420 * vec.h (VEC_safe_grow_cleared): New.
9422 2007-01-02 Ian Lance Taylor <iant@google.com>
9424 * c-common.c (c_common_truthvalue_conversion): When warning about
9425 using an assignment as a truth value, set TREE_NO_WARNING.
9427 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9430 * c.opt (Wold-style-declaration): New.
9431 * doc/invoke.texi (C-only Warning Options): New.
9432 (Wold-style-declaration): Document it.
9433 (Wextra): Enabled by -Wextra.
9434 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9435 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9436 -Wold-style-declaration.
9438 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9440 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9441 * cfgbuild.c (find_basic_blocks): Likewise.
9442 * cfgrtl.c (rtl_create_basic_block): Likewise.
9443 * function.c (temp_slots_at_level): Likewise.
9444 * reg-stack.c (stack_regs_mentioned): Likewise.
9445 * regclass.c (allocate_reg_info): Likewise.
9446 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9447 set_bb_for_stmt, move_block_to_fn): Likewise.
9448 * tree-complex.c (tree_lower_complex): Likewise.
9449 * vec.h (VEC_safe_grow_cleared): New.
9451 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9453 * c-common.c (c_common_nodes_and_builtins): Since variants of
9454 void_type_node get built before it is given a name, we need to
9455 give those variants the name, too.
9456 (complete_array_type): We need to work with the canonical main
9457 type of the array, from which we will build the qualified version.
9458 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9459 * print-tree.c (print_node): Display canonical type information
9461 * stor-layout.c (layout_type): When we don't know the
9462 alignment of a type for which we're building an array, we end up
9463 guessing wrong, so make the type require structural equality.
9464 * tree.c (make_node_stat): When we build a new type, it is its
9466 (build_type_attribute_qual_variant): When building an attribute
9467 variant, its canonical type is the non-attribute variant. However,
9468 if the attributes are target-dependent and they differ, we need to
9469 use structural equality checks for this type.
9470 (build_qualified_type): A qualified type is not equivalent to its
9471 unqualified variant; set the canonical type appropriately.
9472 (build_distinct_type_copy): When building a distinct type from
9473 another type, the new type is its own canonical type.
9474 (build_variant_type_copy): When building a new type variant, we
9475 assume that it is equivalent to the original type.
9476 (build_pointer_type_for_mode): When building a pointer type, also
9477 build a canonical type pointer.
9478 (build_reference_type_for_mode): When building a reference type,
9479 also build a canonical type reference.
9480 (build_index_type): When we can't hash an index type (e.g.,
9481 because its maximum value is negative), the index type requires
9482 structural equality tests.
9483 (build_array_type): Build the canonical form of an array type.
9484 (build_function_type): Function types require structural equality,
9485 because they contain default arguments, attributes, etc.
9486 (build_method_type_directly): Ditto for method types.
9487 (build_offset_type): Build the canonical offset type.
9488 (build_complex_type): Build the canonical vector type.
9489 (make_vector_type): Build the canonical vector type.
9490 * tree.h (TYPE_CANONICAL): New.
9491 (TYPE_STRUCTURAL_EQUALITY_P): New.
9492 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9493 (struct tree_type): Added "canonical" field.
9494 * params.h (VERIFY_CANONICAL_TYPES): New.
9495 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9496 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9497 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9498 * doc/invoke.texi (verify-canonical-types): Document --param
9499 parameter for verifying canonical types.
9501 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9503 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9504 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9505 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9506 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9508 * config/rs6000/e500.h: New.
9509 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9510 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9512 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9513 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9514 TARGET_E500_DOUBLE): Remove.
9515 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9516 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9517 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9518 * config/rs6000/rs6000.c (rs6000_override_options): Use
9521 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9523 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9524 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9525 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9526 rs6000_emit_cmove): Don't check TARGET_E500.
9527 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9528 sordered): Don't check TARGET_E500.
9530 2007-01-01 Eric Christopher <echristo@apple.com>
9532 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9533 HARD_REGISTER_NUM_P.
9535 2007-01-01 Roger Sayle <roger@eyesopen.com>
9537 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9538 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9539 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9542 2007-01-01 Mike Stump <mrs@apple.com>
9544 * configure.ac: Remove support for building with Apple's gcc-3.1.
9546 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9549 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9550 REG is a hard register. Do not modify REG before calling
9552 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9553 multiple of the size of YMODE for certain lowpart cases.
9555 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9558 * gimplify (voidify_wrapper_expr): Update for
9561 2007-01-01 Andreas Schwab <schwab@suse.de>
9564 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9565 save of BR0 in extra_spill_size instead of spill_size.
9566 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9568 (ia64_expand_epilogue): Restore BR0 from its new location.
9570 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9572 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9573 Use a temporary variable if the left hand side is not a gimple
9576 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9578 * gimplify.c (gimplify_return_expr): Make the temporary variable
9579 for the return expression, a gimple register variable.
9581 2007-01-01 Jan Hubicka <jh@suse.cz>
9583 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9586 2007-01-01 Mike Stump <mrs@apple.com>
9588 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9590 * config/darwin.c (machopic_select_rtx_section): Use
9592 (darwin_mergeable_constant_section): Likewise.
9593 * configure: Regenerate.
9594 * config.in: Regenerate.
9596 2007-01-01 Jan Hubicka <jh@suse.cz>
9597 Andrew Pinski <pinskia@gmail.com>
9599 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9600 before starting IPA passes.