1 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4 (noce_get_alt_condition): Look at it to determine whether to
5 reverse the condition or not.
6 (noce_get_condition): Substitute the truth for lies.
7 (noce_find_if_block): Set the then_else_reversed field.
9 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12 destination of this insn.
13 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14 than calling gen_rtx_SET directly. Use r0 to hold the value of
15 'address + 4' rather than a stack based temporary which can be
18 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20 * config/s390/s390.c (s390_secondary_input_reload_class,
21 s390_secondary_output_reload_class): Functions removed.
22 (s390_secondary_reload): New function.
23 (TARGET_SECONDARY_RELOAD): Target macro defined.
24 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
25 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
26 * config/s390/s390.md ("reload_outti", "reload_outdi",
27 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
28 "reload_out<mode>"): Expanders removed.
29 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
30 "reload<mode>_nonoffmem_out"): Expanders added.
32 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
34 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
35 SRC->DEST replacement failed anyway.
37 2007-03-28 Mike Stump <mrs@apple.com>
39 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
40 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
42 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
44 * config.gcc: Accept barcelona as a variant of amdfam10.
45 * config/i386/i386.c (override_options): Likewise.
46 * doc/invoke.texi: Likewise.
48 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
50 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
51 offsets for BIT_FIELD_REF and COMPONENT_REF.
53 2007-03-28 Richard Guenther <rguenther@suse.de>
55 * tree.c (is_global_var): Move ...
56 * tree-flow-inline.h (is_global_var): ... here.
57 * tree.h (is_global_var): Remove declaration.
59 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
63 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
64 * config/i386/i386.c (ix86_tune_features): Initialize new
66 * config/i386/predicates.md (promotable_binary_operator): Use
67 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
69 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
72 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
74 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
76 * config/fr30/fr30.md (movsi_internal): Change destination
77 constraint from m to V and add m to the end.
79 2007-03-28 Christian Bruel <christian.bruel@st.com>
81 * config/sh/sh.md (movsi_i): Fix type attribute.
83 2007-03-28 Christian Bruel <christian.bruel@st.com>
85 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
88 2007-03-28 Christian Bruel <christian.bruel@st.com>
90 * config.gcc: Add sh4-300 to multilib.
91 * config/sh/t-mlib-sh4-300: New file.
93 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
95 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
96 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
98 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
99 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
100 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
101 "fixuns_trunctddi2"): Whitespace fix.
103 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
105 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
106 the definition of struct sh_args.
107 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
108 CALL_COOKIE_INT_REG_GET): Likewise.
110 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
112 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
113 transformations are applied successfully.
115 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
117 * tree.c (tree_contains_struct): Permit 512 tree codes.
118 * tree.h (tree_contains_struct): Ditto.
119 (MAX_TREE_CODES): Ditto.
120 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
121 SPARE member to store remaining padding bits.
123 2007-03-27 Anatoly Sokolov <aesok@post.ru>
125 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
128 2007-03-27 Janis Johnson <janis187@us.ibm.com>
130 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
131 * configure: Regenerate.
133 * configure: Regenerate using the correct version of autoconf.
135 2007-03-27 Anatoly Sokolov <aesok@post.ru>
137 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
139 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
140 regs to "__SP_L__" and "__SP_H__".
142 2007-03-27 Richard Guenther <rguenther@suse.de>
144 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
145 computations with it with a HOST_WIDE_INT variable.
147 2007-03-26 Mike Stump <mrs@apple.com>
149 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
150 objective-c-header, objective-c++-header and objc++-cpp-output
152 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
154 2007-03-26 Richard Henderson <rth@redhat.com>
157 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
158 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
159 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
160 IX86_BUILTIN_PSRLQ128): New.
161 (ix86_init_mmx_sse_builtins): Add them.
162 (ix86_expand_builtin): Expand them.
163 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
165 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
166 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
167 _mm_srli_epi64): Mark __B const.
168 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
169 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
170 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
171 new two-vector shift builtins.
173 2007-03-26 Ian Lance Taylor <iant@google.com>
175 PR tree-optimization/31345
176 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
177 [+INF, +INF(OVF)] into VARYING.
179 2007-03-26 Zack Weinberg <zackw@panix.com>
181 * gengtype-parse.c: New file.
182 * gengtype-yacc.y: Delete.
183 * gengtype-lex.l: Don't include gengtype-yacc.h.
184 Define YY_DECL and yyterminate appropriately for recursive
185 descent parser. yylval is now a string out-parameter to yylex.
186 (HWS, EOID): New shorthand.
187 (IWORD): Add a couple more types.
188 (yylex): Add a setup stanza. Remove the complex rules for
189 detecting GTY'ed types and typedefs; replace with simple
190 keyword detectors. Adjust everything for the changed
191 definition of yylval. Ignore all pp-directives, not just #define.
193 (parse_file): Rename yybegin; do not call yyparse.
195 * gengtype.c (xasprintf): Export again.
196 (this_file): New. Use everywhere __FILE__ was being used.
197 (get_lang_bitmap): Special case types defined in gengtype.c.
198 (do_typedef, new_structure): Suppress definition of certain types.
199 (new_structure): Improve diagnostics of duplicate definitions.
200 Make sure location_s is associated with input.h.
201 (nreverse_pairs, define_location_structures): New functions.
202 (main): Improve tagging of kludge types. Remove old kludges
203 for input.h types; use define_location_structures.
204 * gengtype.h: Update prototypes. Define token codes here.
205 * Makefile.in: Remove all references to gengtype-yacc.
206 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
208 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
209 add GTY((skip)) to the field that's only conditionally there.
210 * doc/install.texi: Document that Bison is no longer required
211 unless building treelang.
213 * gengtype.c: Don't include gtyp-gen.h.
214 (srcdir): Declare here.
215 (base_files, lang_dir_names): Allocate dynamically.
216 (gt_files, num_gt_files, num_lang_dirs): New globals.
217 (measure_input_list, read_input_line, read_input_list)
218 (set_lang_bitmap): New functions.
219 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
220 simplify, relying on read_input_list to set up the bitmaps.
221 (main): Arguments are no longer unused. Check for correct number
222 of command line arguments, set srcdir and srcdir_len, then call
223 read_input_list, before doing anything else. No need to worry
224 about duplicates in main loop.
225 * configure.ac: Simplify the calculation of all_gtfiles.
226 Put language tags in there. Don't set or substitute
227 all_gtfiles_files_langs or all_gtfiles_files_frags.
228 * Makefile.in: Revamp the way gengtype is invoked, now that it
229 takes a file on its command line with a much simpler format.
230 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
231 (GTFILES): Remove duplicates and C source files.
232 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
233 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
234 * configure: Regenerate.
236 * gengtype.h: Remove all type definitions to gengtype.c; leave
237 only definitions of options_p, type_p, and pair_p as opaque
238 pointers. Update prototypes.
239 * gengtype.c: Many type definitions moved here from gengtype.h.
240 Consolidate type definitions at the top of the file.
241 (xvasprintf): Delete.
242 (xasprintf): Make static.
243 (create_nested_pointer_option): Add 'next' parameter.
244 (create_field_all, create_field_at): New functions.
245 (create_field): Now a thin wrapper around create_field_all.
246 (create_optional_field): Rename create_optional_field_ and add
247 line argument. Original name is now a macro which supplies
249 (oprintf): Use vsnprintf directly.
250 (close_output_files): Use fatal rather than perror/exit.
251 (note_def_vec, note_def_vec_alloc): Use create_field_at.
252 (main): Set progname. Don't use exit.
253 * gengtype-yacc.y (struct_fields): Use create_field_at.
254 (option, optionseqopt): Delete.
255 (optionseq): Consolidate productions from option here so we
256 can use the first argument to create_option.
258 * gengtype-lex.l: Distinguish unions from structures in the
259 token type. Don't call find_structure; return the tag as a string.
260 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
261 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
262 Reorganize typedef_struct production accordingly.
263 Use create_nested_ptr_option.
264 * gengtype.c (create_nested_ptr_option): New function.
265 * gengtype.h: Declare it.
267 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
268 (string_type): Don't declare.
269 (do_scalar_typedef): Declare.
270 (create_scalar_type): Update prototype.
271 * gengtype.c (string_type): Make static.
272 (scalar_nonchar, scalar_char): New.
273 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
274 (resolve_typedef): Use scalar_nonchar for error recovery.
275 (create_scalar_type): Remove name_len field. Return scalar_char
276 or scalar_nonchar as appropriate.
277 (adjust_field_type): Look at scalar_is_char boolean to decide whether
279 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
281 (main): Initialize scalar_char and scalar_nonchar before calling
283 * gengtype-lex.l: Adjust for removal of second argument to
284 create_scalar_type. Use yylval.s instead of yylval.t when
286 * gengtype-yacc.y: Type of SCALAR is string. Call
287 create_scalar_type from type:SCALAR rule. Adjust for removal of
288 second argument to create_scalar_type.
290 * vec.h: Remove all #if IN_GENGTYPE blocks.
291 Add comment saying that changes may require adjustments to gengtype.
292 * gengtype.c: Don't include coretypes.h or tm.h.
293 Add comment to inclusion of errors.h.
294 (note_def_vec, note_def_vec_alloc): New functions.
295 * gengtype.h: Declare new functions.
296 * gengtype-lex.l: Don't include coretypes.h.
297 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
299 (update_lineno): Remove unnecessary prototype.
300 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
301 (VEC rule): Just return VEC_TOKEN.
302 * gengtype-yacc.y (VEC_TOKEN): New token type.
303 (type): Add a production for VEC(a,b).
304 * Makefile.in: Update dependencies.
306 * gengtype-lex.l: Remove rules for parsing pointer-to-function
307 typedefs that use the old PARAMS macro.
309 * gengtype-lex.l: Remove all rules and states relating to yacc
311 * gengtype-yacc.y: Similarly.
312 * gengtype.c (note_yacc_type): Delete function.
313 * gengtype.h: Update prototypes.
315 2007-03-26 Joseph Myers <joseph@codesourcery.com>
317 * tree-pretty-print.c (dump_generic_node): Report precision of
318 unnamed integer types.
320 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
322 * ifcvt.c (noce_try_store_flag_constants): Don't check
324 (noce_try_store_flag_constants): Don't check no_new_pseudos.
325 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
326 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
327 noce_try_sign_mask): Likewise.
328 (if_convert): Check no_new_pseudos here.
330 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
332 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
333 (noce_get_condition): Handle new then_else_reversed argument.
334 (noce_init_if_info): Remove, fold into noce_find_if_block.
335 (noce_process_if_block): Take a struct noce_if_info as the
336 argument. Don't set up one based on ce_if_info. Update pointer
337 references accordingly.
338 (cond_move_process_if_block): Likewise.
339 (process_if_block): Removed.
340 (find_if_block): Removed. Move functionality two new functions,
341 noce_find_if_block and cond_exec_find_if_block.
342 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
343 blocks and the symmetric IF-ELSE-JOIN case.
344 (cond_exec_find_if_block): Also new function mostly based on old
345 find_if_block and process_if_block.
346 (find_if_header): Replace find_if_block call with separately
347 guarded calls to noce_find_if_block and cond_exec_find_if_block.
348 (find_cond_trap): Update noce_get_condition call.
349 (dead_or_predicable): Likewise.
351 2007-03-26 Jakub Jelinek <jakub@redhat.com>
353 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
355 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
356 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
357 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
358 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
359 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
360 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
361 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
362 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
363 __builtin_ia32_psrad128 builtins.
365 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
367 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
368 * config/i386/constraints.md
369 (define_constraint "I"): Use IN_RANGE macro.
370 (define_constraint "J"): Ditto.
371 (define_constraint "K"): Ditto.
372 (define_constraint "M"): Ditto.
373 (define_constraint "N"): Ditto.
374 (define_constraint "O"): Ditto.
375 * config/i386/predicates.md
376 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
377 (define_predicate "const_0_to_3_operand"): Ditto.
378 (define_predicate "const_0_to_7_operand"): Ditto.
379 (define_predicate "const_0_to_15_operand"): Ditto.
380 (define_predicate "const_0_to_63_operand"): Ditto.
381 (define_predicate "const_0_to_255_operand"): Ditto.
382 (define_predicate "const_1_to_31_operand"): Ditto.
383 (define_predicate "const_2_to_3_operand"): Ditto.
384 (define_predicate "const_4_to_7_operand"): Ditto.
386 2007-03-25 David Edelsohn <edelsohn@gnu.org>
388 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
389 in SImode for save_world.
390 * config/rs6000/altivec.md (save_world, restore_world): Convert to
393 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
395 PR tree-optimization/30784
396 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
399 2007-03-25 Revital Eres <eres@il.ibm.com>
401 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
402 Fold movement_possibility function into it.
404 2007-03-25 David Edelsohn <edelsohn@gnu.org>
406 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
407 (load_macho_picbase_{si,di}): Convert to LR hard reg.
408 (call_indirect_nonlocal_darwin64): Same.
409 (call_nonlocal_darwin64): Same.
410 (call_value_indirect_nonlocal_darwin64): Same.
411 (call_value_nonlocal_darwin64): Same.
412 (sibcall_nonlocal_darwin64): Same.
413 (sibcall_value_nonlocal_darwin64): Same.
414 (sibcall_symbolic_64): Same.
415 (sibcall_value_symbolic_64): Same.
416 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
418 (rs6000_emit_load_toc_table): Same.
419 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
420 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
426 (load_toc_v4_pic_si): Same
427 (load_toc_v4_PIC_1): Same.
428 (load_toc_v4_PIC_1b): Same.
429 (call_indirect_aix{32,64}): Same.
430 (call_value_indirect_aix{32,64}): Same.
433 (call_local{32,64}): Same.
434 (call_value_local{32,64}): Same.
435 (call_indirect_nonlocal_aix{32,64}): Same.
436 (call_nonlocal_aix{32,64}): Same.
437 (call_value_indirect_nonlocal_aix{32,64}): Same.
438 (call_value_nonlocal_aix{32,64}): Same.
439 (call_indirect_nonlocal_sysv<mode>): Same.
440 (call_nonlocal_sysv<mode>): Same.
441 (call_value_indirect_nonlocal_sysv<mode>): Same.
442 (call_value_nonlocal_sysv<mode>): Same.
444 (sibcall_local{32,64}): Same.
445 (sibcall_value_local{32,64}): Same.
446 (sibcall_nonlocal_aix{32,64}): Same.
447 (sibcall_value_nonlocal_aix{32,64}): Same.
448 (sibcall_nonlocal_sysv<mode>): Same.
449 (sibcall_value): Same.
450 (sibcall_value_nonlocal_sysv<mode>): Same.
452 2007-03-24 Paul Brook <paul@codesourcery.com>
454 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
455 * config/arm/linux-eabi.h: Remove legacy syscall hack.
457 2007-03-24 Richard Henderson <rth@redhat.com>
459 * config/ia64/constraints.md: New file.
460 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
461 satisfies_constraint_?.
462 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
463 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
464 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
465 ia64_output_mi_thunk): Likewise.
466 (ia64_const_ok_for_letter_p): Remove.
467 (ia64_const_double_ok_for_letter_p): Remove.
468 (ia64_extra_constraint): Remove.
469 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
470 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
471 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
472 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
473 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
474 EXTRA_MEMORY_CONSTRAINT): Remove.
475 * config/ia64/ia64.md: Include constriants.md. Replace
476 CONST_OK_FOR_? with satisfies_constraint_?.
478 2007-03-23 Michael Meissner <michael.meissner@amd.com>
479 H.J. Lu <hongjiu.lu@intel.com>
481 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
483 (name macros): Use DPD_BID_NAME to convert names properly.
485 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
486 decimal floating point format.
487 (init_floating_libfuncs): Change decimal functions so that they
488 have a "bid_" prefix if the decimal system uses the BID format,
489 and "dpd_" prefix if the decimal system uses the DPD format.
490 (init_interclass_conv_libfuncs): Ditto.
491 (init_intraclass_conv_libfuncs): Ditto.
493 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
494 using the BID format.
496 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
497 whether we are using the BID decimal format.
498 * configure: Regenerate.
500 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
501 the compiler has decimal floating point enabled. Define
502 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
505 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
506 using the BID format.
508 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
509 whether we are using the BID decimal format.
510 * configure: Regenerate.
512 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
513 the compiler has decimal floating point enabled. Define
514 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
517 * doc/install.texi (--enable-decimal-float): Document BID and DPD
518 options, and that it is enabled for i386/x86_64 systems.
520 * Makefile.in (enable_decimal_float): New.
522 (DECNUMINC): Add -I$(DECNUMFMT).
523 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
524 to $(DECNUMFMT) from $(DECNUM).
526 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
527 Substitute enable_decimal_float.
528 * configure: Regenerated.
531 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
534 * configure.ac: Enable decimal float for x86_64-*-linux*.
535 * configure: Regenerated.
538 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
539 decimal128ClearSign to flip and clear the sign bit in decimal128.
540 (decimal_real_maxval): Set decimal128SetSign to set the sign
543 2007-03-23 Ian Lance Taylor <iant@google.com>
545 * fold-const.c (fold_binary): Correct warning for X - c >= X.
547 2007-03-23 Ian Lance Taylor <iant@google.com>
549 * tree-dump.c (dump_files): Correct comment.
551 2007-03-23 Ian Lance Taylor <iant@google.com>
553 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
555 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
557 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
558 in cfglayout mode. Don't go into and out of cfglayout mode.
559 Link the blocks in the order of the constructed traces.
560 (rest_of_handle_tracer): Adjust call to tracer.
561 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
562 Don't go into cfglayout mode.
563 (rtl_loop_done): Don't go out of cfglayout mode.
564 * cfglayout.c (relink_block_chain): New function, split out from...
565 (fixup_reorder_chain): ...here. Remove redundant checking.
566 (cfg_layout_finalize): Don't clear the header, footer, and aux
567 fields here, move the code to do so to relink_block_chain. Likewise
568 for free_original_copy_tables.
569 * rtl.h (tracer): Update prototype.
570 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
571 Assert we are in cfglayout mode. Don't go into and out of cfglayout
572 mode. Use relink_block_chain to serialize the CFG according to the
573 new basic block order. Move targetm.cannot_modify_jumps_p check from
575 (gate_handle_reorder_blocks): ...to here.
576 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
578 (gate_duplicate_computed_gotos): ...to here.
579 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
580 something always changes when going into and out of cfglayout mode.
581 Perform an expensive cfg cleanup while going into cfglayout mode.
582 Always update liveness information on HAVE_conditional_execution
583 targets. Reserialize the basic blocks and go out of cfglayout mode.
584 * reg-stack.c: Include cfglayout.h.
585 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
586 the call to reorder_basic_blocks.
587 * basic-block.h (reorder_basic_blocks): Update prototype.
588 (relink_block_chain): New prototype.
589 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
591 2007-03-23 Joseph Myers <joseph@codesourcery.com>
593 * config/mips/mips.md (type, hazard, *movdi_32bit,
594 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
595 *movhi_internal, *movqi_internal, *movsf_hardfloat,
596 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
597 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
598 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
600 (movcc): Change first xfer to multi.
601 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
602 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
603 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
604 config/mips/generic.md: Change reservations using "xfer" to use
606 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
608 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
609 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
611 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
613 2007-03-22 Richard Henderson <rth@redhat.com>
615 * config/i386/i386.c: Remove unnecessary function declarations.
616 Move targetm definition, and all related macros, to the end of
617 the file. Resort some functions to put definitions before uses.
618 (ix86_attribute_table): Make static. Move to end of file.
619 (ix86_gimplify_va_arg): Make static.
621 2007-03-22 Richard Henderson <rth@redhat.com>
623 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
624 don't increase local_regparm with force_align_arg_pointer check.
625 (ix86_function_sseregparm): Assert 32-bit.
626 (type_has_variadic_args_p): New.
627 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
628 type_has_variadic_args_p.
629 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
630 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
631 use memset instead. Do maybe_vaarg check first; skip attribute
632 tests if true; skip attribute tests for 64-bit.
633 (construct_container): Remove TARGET_DEBUG_ARG.
634 (function_arg_advance_32, function_arg_advance_64): Split out ...
635 (function_arg_advance): ... from here.
636 (function_arg_32, function_arg_64): Split out ...
637 (function_arg): ... from here.
638 (ix86_pass_by_reference): Tidy.
639 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
640 (function_value_32): New, from parts of ix86_function_value
641 and ix86_value_regno.
642 (function_value_64): New, from parts of ix86_function_value
643 and ix86_libcall_value.
644 (ix86_function_value_1): New.
645 (ix86_function_value, ix86_libcall_value): Use it.
646 (return_in_memory_32, return_in_memory_64): Split out ...
647 (ix86_return_in_memory): ... from here.
648 (ix86_struct_value_rtx): Skip for 64-bit.
649 (ix86_libcall_value, ix86_value_regno): Remove.
650 (setup_incoming_varargs_64): Split out ...
651 (ix86_setup_incoming_varargs): ... from here.
652 (ix86_va_start): Remove TARGET_DEBUG_ARG.
653 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
654 * config/i386/i386-protos.h (ix86_function_value): Remove.
655 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
657 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
660 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
661 infinities not supported, otherwise emit warning if -Woverflow. On
662 underflow, emit warning if -Woverflow.
663 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
665 * real.h (real_from_string): Update declaration
667 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
668 Richard Henderson <rth@redhat.com>
670 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
671 * calls.c (compute_argument_block_size, expand_call,
672 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
673 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
674 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
675 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
676 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
677 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
678 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
679 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
682 2007-03-22 Joseph Myers <joseph@codesourcery.com>
684 * c-incpath.c (add_sysroot_to_chain): New.
685 (merge_include_chains): Add sysroot argument. Call
686 add_sysroot_to_chain if sysrooted.
687 (register_include_chains): Update call to merge_include_chains.
688 * doc/cppopts.texi: Document use of '=' in include directory
691 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
694 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
695 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
696 insn pattern using X87MODEF12 mode macro.
698 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
700 * regmove.c (regmove_optimize): Use reg_mentioned_p
701 instead of reg_overlap_mentioned_p for DST.
703 2007-03-21 Mike Stump <mrs@apple.com>
705 * c.opt: Fixup for Objective-C/C++.
707 2007-03-21 Steve Ellcey <sje@cup.hp.com>
709 * explow.c (convert_memory_address): Fold memory reference when
710 POINTERS_EXTEND_UNSIGNED < 0
712 2007-03-21 Richard Henderson <rth@redhat.com>
715 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
716 * config/i386/mmintrin.h (__m64): Likewise.
717 * config/i386/xmmintrin.h (__m128): Likewise.
719 2007-03-21 Richard Sandiford <richard@codesourcery.com>
721 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
722 (VXWORKS_OS_CPP_BUILTINS): Define.
723 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
724 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
726 2007-03-21 Richard Sandiford <richard@codesourcery.com>
728 * rtl.h (constant_pool_reference_p): Delete.
729 (find_constant_src): Declare.
730 * rtlanal.c (find_constant_src): New function.
731 * simplify-rtx.c (constant_pool_reference_p): Delete.
732 * config/i386/i386.md: Use find_constant_src instead of
733 constant_pool_reference_p/avoid_constant_pool_reference pairs.
735 2007-03-21 Richard Sandiford <richard@codesourcery.com>
737 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
738 * c-cppbuiltin.c (c_cpp_builtins): Define them.
740 2007-03-20 Mark Mitchell <mark@codesourcery.com>
742 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
743 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
744 (arm_elf_asm_constructor): Use it.
745 (arm_elf_asm_destructor): New function.
747 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
749 * jump.c (mark_jump_label): Treat SEQUENCE specially.
751 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
753 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
755 2007-03-19 Andrew Haley <aph@redhat.com>
757 PR tree-optimization/31264
758 * tree-vrp.c (register_edge_assert_for_1): Don't look though
761 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
763 PR rtl-optimization/30907
764 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
765 (fwprop_init): Always call loop_optimizer_initialize.
766 (fwprop_done): Always call loop_optimizer_finalize.
767 (fwprop): We always have loop info now.
768 (gate_fwprop_addr): Remove.
769 (pass_fwprop_addr): Use gate_fwprop as gate.
771 PR rtl-optimization/30841
772 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
773 df_chain_alloc): Call df_reorganize_refs unconditionally.
774 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
775 refs_organized to refs_organized_size.
776 (df_ref_create_structure): Use refs_organized_size instead of
777 bitmap_size if refs had been organized, and keep refs_organized_size
779 * df.h (struct df_ref_info): Change refs_organized to
781 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
784 2007-03-19 Mark Mitchell <mark@codesourcery.com>
786 * except.c (output_function_exception_table): Do not reference the
787 EH personality routine for functions that do not require an
790 2007-03-20 Jakub Jelinek <jakub@redhat.com>
793 * c-typeck.c (convert_for_assignment): Call comptypes for
794 RECORD_TYPE or UNION_TYPE.
797 * reload1.c (reload): Do invalid ASM checking after
798 cleanup_subreg_operands.
800 2007-03-19 Jeff Law <law@redhat.com>
802 * tree-cfg.c (find_taken_edge): Tighten conditions for
803 optimizing computed gotos.
805 2007-03-19 Michael Matz <matz@suse.de>
807 * builtins.c (expand_builtin_sync_operation,
808 expand_builtin_compare_and_swap,
809 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
812 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
813 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
816 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
818 * doc/tm.texi: Add brackets around the return type of
819 TARGET_SECONDARY_RELOAD.
821 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
822 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/31254
825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
826 Use handled_component_p () where appropriate. Continue
827 propagating into the rhs if we propagated into an INDIRECT_REF
830 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
832 * config/s390/s390.md (op_type attribute): RRR instruction type added.
833 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
834 (xde, xdee): Mode attributes adjusted to support DFP modes.
835 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
836 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
837 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
838 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
839 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
840 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
841 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
843 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
844 "movsf"): Insn definitions removed.
845 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
846 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
847 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
849 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
850 "reload_in<mode>", "reload_out<mode>"): Expander added.
851 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
854 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
856 * config/s390/s390.md: Only non-functional changes. Renamed
857 FPR mode macro to BFP all over the file.
859 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
861 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
862 (op_type attribute): RRF instruction type added.
863 (fT0): New mode attribute.
864 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
865 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
866 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
867 no secondary memory is needed when moving DFmode values between GPRs
870 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
872 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
873 inverted and documentation adjusted.
874 ("mhard-dfp", "msoft-dfp"): New options.
875 * config/s390/s390.c (s390_handle_arch_option): New architecture
877 (override_options): Sanity checks for the new options added.
878 * config.gcc: New architecture switch: z9-ec.
879 * config/s390/s390.h (processor_flags): PF_DFP added.
880 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
881 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
882 when the bit is NOT set so remove it from the defaults.
884 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
886 * genemit.c (main): Print include statement for dfp.h.
887 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
890 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
892 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
894 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
897 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
900 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
902 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
903 attr_length_call, output_call, output_indirect_call): Cleanup
904 formatting of targetm calls.
906 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
908 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
910 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
912 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
913 reservation, bypass and anti-bypass descriptions for these instructions.
914 Update move patterns.
915 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
918 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
920 * tree-vect-transform.c (get_initial_def_for_induction): Replace
921 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
922 (get_initial_def_for_reduction): Likewise.
924 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
926 Fix PR tree-optimization/29922
927 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
928 (get_representative): Removed.
929 (value_dies_in_block_x): Update for rvuse removal.
930 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
931 (compute_antic_aux): Handle when PHI nodes appear in
932 non-single-successors.
933 (dump_bitmap_of_names): Removed.
934 (compute_antic_safe): Renamed and removed rvuse calculation.
935 Calculate only antic safe.
936 (insert_into_preds_of_block): Remove assert.
937 (execute_pre): Update for renamed functions.
938 (defer_or_phi_translate_block): New function.
940 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
942 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
943 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
945 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
946 Follow spelling conventions.
948 * tree-data-ref.h: Remove the prototype for analyze_array.
950 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
952 PR tree-optimization/31041
953 * tree-vect-transform.c (get_initial_def_for_induction): Call
954 force_gimple_operand.
956 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
958 * ipa-type-escape.c (look_for_casts) : Revert code to use
959 handled_component_p due to ada test a-numaux.adb.
961 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
963 * final.c (final_scan_insn): Alter the condition of a
964 conditional trap if we have nonstandard CC.
966 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
968 * configure.ac: Remove excess quoting from asm line 0 test.
969 * configure: Rebuilt.
971 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
973 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
974 * c-common.c (convert_and_check): Move warning logic to...
975 (warnings_for_convert_and_check): ...here. Define.
976 * c-common.h (warnings_for_convert_and_check): Declare.
978 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
980 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
981 (output_call): Likewise.
983 2007-03-16 Richard Sandiford <richard@codesourcery.com>
985 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
987 2007-03-16 Richard Sandiford <richard@codesourcery.com>
989 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
991 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
993 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
994 opteron, athlon-64 and athlon-fx processor_alias_table entries.
996 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
998 PR tree-optimization/31183
999 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1000 Use double_int instead of unsigned int for representing access_strides.
1001 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1003 2007-03-16 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/31146
1006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1007 to allow recursion of forward_propagate_addr_expr.
1008 (forward_propagate_addr_into_variable_array_index): Likewise.
1009 (forward_propagate_addr_expr): Likewise.
1010 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1011 (forward_propagate_addr_expr_1): Recurse on simple copies
1012 instead of propagating into them. Do so for useless conversions
1014 (forward_propagate_addr_expr): Clean up unused statements after
1017 2007-03-16 Richard Guenther <rguenther@suse.de>
1019 * builtins.c (expand_builtin_cexpi): Use the right argument
1020 for the expansion via cexp.
1022 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1024 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1025 * configure: Rebuilt.
1027 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1030 * dwarf2out.c (force_type_die): Adjust comment.
1031 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1033 2007-03-15 DJ Delorie <dj@redhat.com>
1035 * config/frv/predicates.md (minmax_operator): Don't check operands
1038 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1040 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1041 Update constant estimates of number of iterations.
1042 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1043 argument renamed to "realistic".
1044 (compute_estimated_nb_iterations): Removed.
1045 (record_niter_bound): New function.
1046 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1047 call record_nonwrapping_iv with upper = false.
1048 (infer_loop_bounds_from_signedness): Pass upper argument to
1049 record_nonwrapping_iv.
1050 (estimate_numbers_of_iterations_loop): Do not call
1051 compute_estimated_nb_iterations. Record estimate based on profile
1052 information. Initialize the constant estimates of number of
1054 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1056 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1057 number of iterations is too small.
1058 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1059 (EST_NOT_AVAILABLE): Removed.
1060 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1061 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1064 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1066 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1067 Handle NE_EXPR guards.
1069 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1072 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1073 Set also -pedantic-errors by default for the preprocessor unless
1074 -fpermissive is given.
1076 2007-03-15 Richard Guenther <rguenther@suse.de>
1080 * builtins.c (expand_builtin_cexpi): As a fallback if we
1081 don't have builtins for sincos or cexp create a function
1082 declaration for cexp and expand to a call to that.
1083 (expand_builtin_int_roundingfn): Always fall
1084 back to floor/ceil and its variants even if they may be
1087 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1090 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1091 jump tables, move the call to delete_dead_jumptables from here...
1092 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1093 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1094 don't allow merging of blocks that try_redirect_by_replacing_jump
1095 also does not handle when not optimizing.
1097 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1098 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1100 * config/i386/i386.md (x86_sahf_1): Correctly handle
1103 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1107 x86_64_general_operand as operand[2] predicate. Remove "iF"
1108 from operand constraints and use "e" constraint instead.
1109 (*subti3_1, *subti3_1 splitter): Ditto.
1110 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1111 operand[1] predicate.
1113 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1115 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1116 arrays, multiply the access strides by the size of the sub-array.
1117 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1119 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1121 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1122 the configured assembler supports the sahf mnemonic.
1123 * configure: Regenerate.
1124 * config.in: Regenerate.
1126 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1127 emit "sahf" or ".byte\t0x9e" as asm template.
1129 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1132 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1133 option to replace hard coded TARGET_xxx in md file.
1134 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1135 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1136 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1137 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1138 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1139 (X86_TUNE_NOT_VECTORMODE): Ditto.
1140 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1141 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1142 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1143 (TUNE_SLOW_IMUL_IMM8): Ditto.
1144 (TUNE_MOVE_M1_VIA_OR): Ditto.
1145 (TUNE_NOT_UNPAIRABLE): Ditto.
1146 (TUNE_NOT_VECTORMODE): Ditto.
1148 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1151 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1152 tuning options instead of hard coded TARGET_xxx.
1153 (fix ssemode peephole2's): Ditto.
1154 (imul peephole2's): Ditto.
1156 (movdi_or_rex64): Ditto.
1157 (move peephole2): Ditto.
1158 (not peephole2's): Ditto.
1160 2007-03-14 Dirk Mueller <dmueller@suse.de>
1162 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1163 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1164 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1166 * c-parser.c (c_parser_do_statement): Warn about empty body in
1168 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1169 * doc/invoke.texi (-Wempty-body): Update documentation.
1171 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1174 * c-common.h (warn_for_div_by_zero): Declare.
1175 * c-common.c (warn_for_div_by_zero): Define.
1176 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1179 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1181 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1182 to PREFIX and STANDARD_PREFIX.
1184 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1185 Phil Edwards <phil@codesourcery.com>
1187 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1188 (__gthread_once_t): Remove busy field for RTPs.
1189 (__GTHREAD_ONCE_INIT): Update accordingly.
1191 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1193 * doc/invoke.texi: Document VxWorks options.
1195 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1197 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1199 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1201 PR tree-optimization/30590
1202 * tree-nrv.c (tree_nrv): Check for the partial update of the
1205 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1207 * flags.h (flag_random_seed): Remove declaration, in favor of...
1208 * toplev.h (get_random_seed, set_random_seed): ... these.
1209 * tree.c (get_file_function_name): Use the former.
1210 * opts.c (common_handle_option): Use the latter.
1213 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1216 * cse.c (cse_find_path): Do not bail out if a basic block that
1217 we already visited now becomes part of a path that starts at a
1218 different basic block. Just disallow this, to make sure we
1219 visit each basic block at most once.
1221 2007-03-13 Jan Hubicka <jh@suse.cz>
1223 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1224 when profile esitmate is present, calls with very low frequency are
1227 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1229 PR tree-optimization/30730
1230 PR tree-optimization/26900
1231 * tree-ssa-loop-niter.c: Include gmp.h.
1233 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1234 split_to_var_and_offset, determine_value_range,
1235 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1236 bound_difference, bounds_add, bounds_negate,
1237 number_of_iterations_ne_max, dump_affine_iv): New functions.
1238 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1239 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1240 difference of initial and final value of control iv to validate
1242 (number_of_iterations_cond): Add loop parameter. Determine bounds
1243 on the difference of the extremes of the control iv. Add dumps.
1244 (expand_simple_operations): Handle phi nodes.
1245 (simplify_using_initial_conditions): Do not record used conditions.
1246 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1247 Do not set additional_info.
1248 (implies_nonnegative_p, implies_ge_p): Removed.
1249 (derive_constant_upper_bound): Do not use parameter `additional'.
1250 (record_estimate): Parameter `additional' removed. Parameter
1251 `i_bound' added. Do not call derive_constant_upper_bound.
1252 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1253 bound the number of iterations estimate.
1254 (estimate_numbers_of_iterations_loop): Pass the estimate from
1255 the number of iterations analysis to record_estimate.
1256 * tree.h (multiple_of_p): Declare.
1257 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1258 (scev_const_prop): Do not check expression_expensive_p.
1259 * fold-const.c (multiple_of_p): Exported.
1260 * double-int.c (double_int_mask): Exported.
1261 * double-int.h (double_int_mask): Declare.
1262 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1263 field. Added max field.
1265 2007-03-13 David Taylor <taylor@candd.org>
1268 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1271 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1274 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1275 two unamed patterns.
1277 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.opt (mcx16, msahf): New options.
1280 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1281 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1283 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1284 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1285 Output -mcx16 and -msahf options when corresponding bit is set.
1287 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1290 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1292 * configure.ac: Test for assembler tolerance to # 0 "".
1293 * configure, config.in: Rebuilt.
1294 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1296 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1298 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1300 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1301 (handle_syscall): Handle direct system calls.
1302 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1304 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1306 * doc/invoke.texi: Fix cpp.info cross-reference.
1307 * doc/passes.texi: Fix gcc.info cross-reference.
1309 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1311 PR tree-optimization/30835
1312 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1313 bb_for_stmt is not NULL before accessing it.
1315 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1317 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1320 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1323 * doc/install.texi: Document --enable-stage1-languages
1325 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1327 * tree-pass.h (pass_into_cfg_layout_mode,
1328 pass_outof_cfg_layout_mode): Declare.
1329 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1330 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1331 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1332 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1334 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1336 * c-decl.c (warn_variable_length_array): New function.
1337 Refactored from grokdeclarator to handle warn_vla
1338 and handle unnamed array case.
1339 (grokdeclarator): Refactored VLA warning case.
1340 * c.opt (Wvla): New flag.
1341 * doc/invoke.texi (Wvla): New warning.
1343 2007-03-12 Richard Henderson <rth@redhat.com>
1345 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1346 (TARGET_SECTION_TYPE_FLAGS): New.
1348 2007-03-12 Richard Henderson <rth@redhat.com>
1350 * config/darwin.c (machopic_reloc_rw_mask): New.
1351 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1352 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1354 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1356 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1357 * cppdefault.h (cpp_PREFIX): Document.
1358 (cpp_PREFIX_len): Likewise.
1359 (cpp_EXEC_PREFIX): New variable.
1360 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1361 * c-incpath.c (add_standard_paths): Correct logic for relocating
1362 paths within prefix.
1364 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1367 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1369 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1370 fix_truncdfdi_sse using SSEMODEF mode macro.
1371 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1372 fix_truncdfsi_sse using SSEMODEF mode macro.
1373 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1374 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1376 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1378 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1381 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1383 * tree.h : Add multiple_of_p declaration.
1384 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1385 * ipa-type-escape.c (results_of_malloc): Redundant.
1386 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1387 (cast_type): Extended with new members.
1388 (check_cast): Returns cast_type.
1389 (cast): New structure for data of walk_use_def_chains.
1390 (is_malloc_result, is_cast_from_non_pointer_1,
1391 is_cast_from_non_pointer,
1392 is_array_access_through_pointer_and_index): New functions.
1393 (look_for_casts): Returns cast types.
1394 (check_call): Returns void.
1395 (okay_pointer_operation): Use support of pointer plus index,
1396 pointer plus constant and allow all multiplications.
1398 2007-03-11 Richard Guenther <rguenther@suse.de>
1400 PR tree-optimization/31115
1401 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1402 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1403 A shift count of zero is not special as with *_DIV_EXPR.
1404 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1407 2007-03-11 Ian Lance Taylor <iant@google.com>
1409 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1410 the *_DIV_EXPR codes correctly with overflow infinities.
1412 2007-03-11 Ira Rosen <irar@il.ibm.com>
1414 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1415 indicate success/failure of the analysis. Add negation to subtrahend
1416 in case of subtraction. Fail if both operands contain constants.
1417 (create_data_ref): Fail if analyze_offset fails.
1419 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1421 * config/i386/i386.md (frndintxf2): Rename to ...
1422 (rintxf2): ... this. Remove expander having same name.
1423 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1424 (roundsf2, rounddf2): Ditto.
1425 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1426 (lround<mode>di2, lround<mode>si2): Ditto.
1428 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1430 * lower-subreg.c: Include except.h.
1431 (decompose_multiword_subregs): Verify that the only control flow
1432 insns we can split are loads to multi-words pseudos.
1433 Handle breaking such blocks after splitting, instead of calling
1434 find_many_sub_basic_blocks.
1436 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1437 on the new basic block. Add a lengthy comment explaining why we
1438 thought this was necessary.
1439 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1441 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1444 * tree.c (walk_type_fields): Recurse into the element type of
1445 ARRAY_TYPEs if there is a pointer set.
1447 2007-03-10 Dirk Mueller <dmueller@suse.de>
1449 * c-common.c (warn_logical_operator): Fix condition.
1451 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1453 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1455 * config/darwin.c (machopic_select_section): Remove superfluous
1456 argument in call to categorize_decl_for_section. Remove unused
1459 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1461 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1463 * configure: Regenerate.
1465 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1468 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1469 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1470 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1471 Add LABEL_NUSES to emitted label.
1472 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1473 branch probability value to emitted jump insn.
1474 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1475 Do not check life information and do not re-arrange input operands
1476 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1478 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1481 the change of decode_asm_operands.
1483 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1485 * mode-switching.c (create_pre_exit): Skip blockage insn.
1487 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1489 * tree-pass.h (TODO_update_smt_usage): Remove.
1491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1495 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1497 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1498 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1499 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1502 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1504 * gcc.c: Document %{, in big comment at top.
1505 (input_suffix_matches): Remove special handling for .s and
1507 (input_spec_matches): New.
1508 (handle_braces): Handle %{,.
1509 (validate_switches): ',' indicates a value which is not a switch.
1510 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1511 to detect assembler input.
1512 * config/i386/sol2.h (CPP_SPEC): Likewise.
1513 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1514 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1515 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1516 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1517 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1518 -m64 causes deployment target to default to 10.5.
1519 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1521 2007-03-09 Richard Henderson <rth@redhat.com>
1524 * target.h (targetm.asm.out.reloc_rw_mask): New.
1525 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1526 (TARGET_ASM_OUT): Use it.
1527 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1528 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1529 use the new reloc_rw_mask target hook instead.
1530 (default_section_type_flags_1): Merge into...
1531 (default_section_type_flags): ... here.
1532 (decl_readonly_section_1): Merge into...
1533 (decl_readonly_section): ... here.
1534 (default_elf_select_section_1): Merge into...
1535 (default_elf_select_section): ... here.
1536 (default_unique_section_1): Merge into...
1537 (default_unique_section): ... here.
1538 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1539 (default_select_rtx_section): Use it.
1540 (default_elf_select_rtx_section): Likewise.
1541 * output.h: Update to match.
1542 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1543 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1544 (TARGET_ASM_RELOC_RW_MASK): New.
1545 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1546 to categorize_decl_for_section.
1547 (x86_64_elf_unique_section): Likewise.
1548 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1549 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1550 (TARGET_ASM_RELOC_RW_MASK): New.
1551 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1552 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1553 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1554 (TARGET_RWRELOC): Remove.
1555 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1556 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1557 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1558 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1559 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1560 (rs6000_xcoff_select_section): Use decl_readonly_section.
1561 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1562 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1563 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1564 (TARGET_SECTION_TYPE_FLAGS): Remove.
1565 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1567 2007-03-09 Roger Sayle <roger@eyesopen.com>
1569 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1570 complex constant equality/inequality comparisons for here.
1571 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1572 known at compile-time or can be simplified to a scalar comparison.
1573 (fold_relational_const): Move compile-time evaluation of complex
1574 constant equality/inequality comparisons to here.
1576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1578 PR rtl-optimization/30643
1579 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1581 (fold_rtx): Recurse, like before 2006-11-03.
1583 2007-03-09 DJ Delorie <dj@redhat.com>
1585 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1588 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1590 PR tree-optimization/30375
1591 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1592 LHS of statements is not the same.
1593 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1595 2007-03-09 Chao-ying Fu <fu@mips.com>
1597 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1599 * doc/invoke.texi (-mdspr2): Document new option.
1600 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1601 New unspec for DSP REV 2.
1602 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1603 these instructions are extended in DSP REV 2.
1604 (mips-dspr2.md): Include.
1605 * config/mips/mips.opt (mdspr2): New option.
1606 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1607 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1608 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1609 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1610 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1611 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1612 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1614 (bdesc_map): Add one field of unsupported_target_flags.
1615 (bdesc_arrays): Update entries to have extra fields. Add
1617 (mips_init_builtins): Initialize new function types.
1618 Check unsupported_target_fileds to filter out builtins.
1619 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1621 (ASM_SPEC): Pass mdspr2 to the assembler.
1622 * config/mips/mips-dspr2.md: New file.
1624 2007-03-09 Sa Liu <saliu@de.ibm.com>
1626 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1628 2007-03-09 Ian Lance Taylor <iant@google.com>
1630 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1631 argument) like -Wstrict-overflow=2.
1632 * doc/invoke.texi (Warning Options): Update documentation.
1634 2007-03-09 Dirk Mueller <dmueller@suse.de>
1637 * doc/invoke.texi (-Wlogical-op): Document.
1638 * common.opt (-Wlogical-op): New.
1639 * c-common.h (warn_logical_operator): Declare.
1640 * c-common.c (warn_logical_operator): Define.
1641 * c-typeck.c (parser_build_binary_op): Call
1642 warn_logical_operator.
1644 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1646 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1647 * final.c (final_scan_insn): Test for non-"" file name.
1649 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1651 * doc/loop.texi: Document the Omega linear constraints solver.
1652 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1653 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1654 omega-hash-table-size, omega-max-keys, and
1655 omega-eliminate-redundant-constraints.
1656 * tree-pass.h (pass_check_data_deps): Declared.
1659 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1660 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1661 pass_check_data_deps): New.
1662 * tree-data-ref.c (init_data_ref): Remove declaration.
1663 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1664 (analyze_array): Renamed init_array_ref, move up initializations.
1665 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1666 Removed arguments that are set to NULL.
1667 (analyze_indirect_ref): Correct indentation, correct call to
1669 (object_analysis): Call init_array_ref instead of analyze_array.
1670 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1671 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1672 of DR_ACCESS_FNS_ADDR.
1673 (init_omega_eq_with_af, omega_extract_distance_vectors,
1674 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1675 ddr_consistent_p): New.
1676 (compute_affine_dependence): Check consistency of ddrs when
1677 flag_check_data_deps is passed.
1678 (analyze_all_data_dependences): Uncomment.
1679 (tree_check_data_deps): New.
1680 * tree-data-ref.h: Include omega.h.
1681 (DR_ACCESS_FNS_ADDR): Removed.
1682 (data_dependence_relation): Add inner_loop.
1683 (DDR_INNER_LOOP): New.
1684 * common.opt (fcheck-data-deps): New.
1685 * tree-flow.h (tree_check_data_deps): Declare.
1686 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1687 (OBJS-common): Depend on omega.o.
1689 * passes.c (pass_check_data_deps): Scheduled.
1690 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1691 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1692 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1693 PARAM_VECT_MAX_VERSION_CHECKS,
1694 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1696 2007-03-09 Richard Guenther <rguenther@suse.de>
1698 PR tree-optimization/30904
1700 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1701 the same way as *_DIV_EXPR.
1703 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1705 * recog.c (decode_asm_operands): No mixed declarations and code.
1707 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1709 * rtl.def (ASM_INPUT): Add location.
1710 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1711 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1712 (decode_asm_operands): Add loc operand.
1713 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1714 * stmt.c (expand_asm): Rename to...
1715 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1716 gen_rtx_ASM_INPUT_loc.
1717 (expand_asm_expr): Adjust.
1718 * recog.c (decode_asm_operands): Add loc operand.
1719 (check_asm_operands, extract_insn): Adjust.
1720 * reload1.c (maybe_fix_stack_asms): Likewise.
1721 * final.c (asm_insn_count): Likewise.
1722 (final_scan_insn): Output # line before and after asm.
1724 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1726 * tree-ssa-structalias.c (variable_info): Remove
1728 (new_var_info): Ditto.
1729 (shared_bitmap_info_t): New structure.
1730 (shared_bitmap_table): New variable.
1731 (shared_bitmap_hash): New function.
1732 (shared_bitmap_eq): Ditto
1733 (shared_bitmap_lookup): Ditto.
1734 (shared_bitmap_add): Ditto.
1735 (merge_smts_into): Change to take bitmap directly.
1736 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1737 (init_alias_vars): Init shared bitmap hashtable.
1738 (delete_points_to_sets): Delete shared bitmap hashtable.
1739 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1740 is_aliased removal as a change that was still necessary was
1743 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1745 * config/i386/i386.h (override_options): Conditionally disable
1746 x86_sahf for 64bit targets only.
1748 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1751 * c-decl.c (merge_decls): Don't call make_var_volatile.
1752 * varasm.c (make_var_volatile): Remove.
1753 * output.h (make_var_volatile): Remove.
1755 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1757 PR tree-optimization/31085
1758 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1760 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1763 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1764 ATTR_CONST_NOTHROW_LIST.
1766 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1769 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1771 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1773 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1776 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1778 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1779 passed, use shared libgcc.
1781 2007-03-08 Roger Sayle <roger@eyesopen.com>
1783 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1784 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1785 (honor_protect_cleanup_actions, lower_try_finally_switch):
1787 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1788 ifc_temp_var): Likewise.
1789 * tree-inline.c (setup_one_parameter): Likewise.
1790 * tree-mudflap.c (mf_decl_cache_locals,
1791 mf_build_check_statement_for): Likewise.
1792 * tree-nested.c (init_tmp_var, save_tmp_var,
1793 finalize_nesting_tree_1): Likewise.
1794 * tree-outof-ssa.c (insert_copy_on_edge,
1795 insert_backedge_copies): Likewise.
1796 * tree-profile.c (tree_gen_edge_profiler,
1797 tree_gen_ic_profiler): Likewise.
1798 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1799 * tree-sra.c (sra_build_assignment): Likewise.
1800 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1801 * tree-ssa-math-opts.c (insert_reciprocals,
1802 execute_cse_sincos_1): Likewise.
1803 * tree-tailcall.c (adjust_accumulator_values,
1804 adjust_return_value): Likewise.
1805 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1806 * tree-vect-transform.c (vect_create_data_ref_ptr,
1807 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1808 vect_create_epilog_for_reduction, vectorizable_reduction,
1809 vectorizable_call, vectorizable_conversion,
1810 vectorizable_assignment, vectorizable_operation,
1811 vectorizable_type_demotion, vect_gen_widened_results_half,
1812 vect_permute_store_chain, vectorizable_store,
1813 vect_setup_realignment, vect_permute_load_chain,
1814 vectorizable_load, vectorizable_condition,
1815 vect_create_cond_for_align_checks): Likewise.
1816 * tree-vrp.c (build_assert_expr_for): Likewise.
1818 2007-03-08 Ian Lance Taylor <iant@google.com>
1820 * tree-vrp.c: Include "intl.h".
1821 (usable_range_p): New static function.
1822 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1823 overflowed values, juts set *strict_overflow_p.
1824 (compare_values): Only return -2 if one of the operands is not a
1826 (compare_ranges): Call usable_range_p.
1827 (compare_range_with_value): Likewise.
1828 (vrp_evaluate_conditional_warnv): Rename from
1829 vrp_evaluate_conditional. Make static. Change all callers.
1830 (vrp_evaluate_conditional): New function.
1831 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1833 (simplify_abs_using_ranges): Likewise.
1834 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1835 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1836 within_stmt parameter.
1837 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1838 vrp_evaluate_conditional.
1839 * tree-ssa-threadedge.c
1840 (record_temporary_equivalences_from_stmts_at_dest): Change
1841 simplify parameter to take a second tree parameter.
1842 (simplify_control_stmt_condition): Likewise.
1843 (thread_across_edge): Likewise.
1844 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1845 (thread_across_edge): Likewise.
1846 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1848 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.h (TARGET_SAHF): New define.
1851 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1852 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1853 (x86_sahf): New global variable.
1854 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1855 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1856 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1857 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1859 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1860 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1861 when expanding fcomi/sahf based tests.
1862 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1863 expanding sahf based alternative. Emit sahf based sequence when
1864 optimizing for code size.
1865 * config/i386/i386.md (x86_sahf_1): Do not disable for
1866 TARGET_64BIT, enable for TARGET_SAHF.
1868 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1870 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1871 spurious whitespace from error message.
1873 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1876 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1878 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1880 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1882 * tree-sra.c (instantiate_element): Propagate disabled warnings
1883 from the element itself to the created variable.
1885 2007-03-07 Richard Henderson <rth@redhat.com>
1888 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1889 silently fix up the stack in the case of a missing register.
1891 2007-03-07 Paul Brook <paul@codesourcery.com>
1893 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1895 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1897 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1899 (phase1_vrs): Use them.
1900 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1901 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1902 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1903 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1904 __gnu_Unwind_Restore_WMMXC if required.
1905 (_Unwind_VRS_Pop): Implement iWMMXt support.
1906 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1907 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1908 gnu_Unwind_Save_WMMXC): Define.
1910 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1912 * config/vxworks.h (vxworks_override_options): Declare.
1913 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1914 * config/vxworks.c: Include target.h and toplev.h.
1915 (vxworks_override_options): New function.
1916 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1918 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1920 * config/s390/s390.c (override_options): Don't emit an error when
1921 -mstack-size is used without providing -mstack-guard.
1922 (s390_emit_prologue): Choose stack_guard value automatically if not
1923 provided via command line.
1924 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1926 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1928 * config/i386/i386.c (output_set_got): Add a GOT initialization
1929 sequence for VxWorks PIC.
1930 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1931 around labels as well as symbols. Use gotoff_operand instead
1932 of local_symbolic_operand.
1933 (legitimize_pic_address): Use gotoff_operand instead of
1934 local_symbolic_operand. Use @GOT accesses for labels as
1936 (ix86_output_addr_diff_elt): Use PC-relative rather than
1937 GP-relative offsets for VxWorks PIC.
1938 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1939 no_new_pseudos. Check whether the returned register is op0.
1940 * config/i386/i386.md (tablejump): Use PC-relative rather than
1941 GP-relative offsets for VxWorks PIC.
1942 * config/i386/predicates.md (gotoff_operand): New predicate.
1944 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1946 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1948 * config/vxworks-dummy.h: New file.
1949 * config/i386/i386.h: Include it.
1951 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1953 * dwarf2out.c (is_inlined_entry_point): New
1954 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1955 DW_AT_ranges if the first subblock is the entry point.
1957 2007-03-06 David Daney <ddaney@avtrex.com>
1959 * doc/install.texi (mips-*-*): Change recommended binutils
1962 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1964 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1965 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1968 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1970 2007-03-06 Jan Hubicka <jh@suse.cz>
1972 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1973 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1975 (probably_cold_bb_p): Cold functions are cold.
1976 (probably_never_executed_bb_p): Cold functions are cold.
1977 (tree_bb_level_predictions): Predict calls to cold functions as not
1979 (compute_function_frequency): Check hot/cold attributes.
1980 * function.h (function_frequency): Update comments.
1981 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1982 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1983 (c_common_att): Add cold and hot.
1985 * doc/extend.texi (hot,cold attributes): Document.
1987 2007-03-06 Andrew Haley <aph@redhat.com>
1989 * function.c (expand_function_end): Move blockage to just after we
1990 emit the label for the naked return from the function.
1992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1994 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1997 2007-03-06 Jan Hubicka <jh@suse.cz>
1999 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2000 loaded for constant large models. Non-large 64bit PIC can do.
2001 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2002 * cmodel.h: Add LARGE PIC.
2003 * i386.md (UNSPEC_PLTOFF): New.
2004 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2006 (*call_1_rex64): Disable for large models.
2007 (*call_1_rex64_large): New.
2008 (*call_value_1_rex64): Disable for large models.
2009 (*call_value_1_rex64_large): New.
2010 (set_rip_rex4): New.
2011 (set_got_offset_rex64): New.
2012 * predicates.md (constant_call_address_operand): For large model
2013 constant calls are not possible.
2014 * i386-protos.h (construct_plt_address): Declare.
2015 * i386.c (override_options): Accept large models.
2016 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2017 (legitimate_constant_p): Add new UNSPECs.
2018 (legitimate_pic_operand_p): Likewise.
2019 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2020 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2022 (output_pic_addr_const): Add PLTOFF.
2023 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2024 (ix86_expand_move): Legitimize pic address when in PIC mode.
2025 (construct_plt_address): New function.
2026 (ix86_expand_call): Offload the address to register and use GOT pointer
2028 * invoke.texi (mcmodel=large): Update documentation.
2030 2007-03-06 Richard Henderson <rth@redhat.com>
2032 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2033 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2034 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2035 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2036 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2037 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2038 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2039 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2040 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2041 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2042 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2043 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2044 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2045 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2046 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2047 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2048 x86_schedule, x86_use_bt, x86_pad_returns,
2049 x86_use_xchgb): Merge into ...
2050 (ix86_tune_features): ... here. New array.
2051 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2052 x86_bswap): Merge into ...
2053 (ix86_arch_features): ... here. New array.
2054 (x86_3dnow_a): Remove.
2055 (x86_accumulate_outgoing_args): Make static.
2056 (x86_arch_always_fancy_math_387): Make static.
2057 (ix86_tune_mask, ix86_arch_mask): Move ...
2058 (override_options): ... to local variables here. Apply the
2059 appropriate mask to each element of ix86_arch_features and
2060 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2061 as were done in the old macros.
2062 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2063 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2064 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2065 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2066 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2067 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2068 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2069 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2070 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2071 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2072 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2073 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2074 x86_accumulate_outgoing_args, x86_prologue_using_move,
2075 x86_epilogue_using_move, x86_decompose_lea,
2076 x86_arch_always_fancy_math_387, x86_shift1,
2077 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2078 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2079 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2080 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2081 x86_use_incdec, x86_pad_returns, x86_bswap,
2082 x86_partial_flag_reg_stall): Remove.
2083 (enum ix86_tune_indices): New.
2084 (ix86_tune_features): New.
2085 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2086 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2087 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2088 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2089 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2090 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2091 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2092 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2093 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2094 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2095 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2096 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2097 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2098 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2099 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2100 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2101 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2102 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2103 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2104 TARGET_EXT_80387_CONSTANTS): Use it.
2105 (enum ix86_arch_indices): New.
2106 (ix86_arch_features): New.
2107 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2108 TARGET_BSWAP): Use it.
2109 (ix86_tune_mask, ix86_arch_mask): Remove.
2111 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2114 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2115 Define using $${sysroot_headers_suffix}.
2116 * configure: Regenerate.
2117 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2118 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2120 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2121 * gcc.c (print_sysroot_headers_suffix): New.
2122 (option_map): Include --print-sysroot-headers-suffix.
2123 (display_help): Mention -print-sysroot-headers-suffix.
2124 (process_command): Handle -print-sysroot-headers-suffix.
2125 (do_spec_1): Append multilib directory to include-fixed path if
2126 sysroot suffixes in use.
2127 (main): Handle -print-sysroot-headers-suffix.
2128 * Makefile.in (start.encap): Don't depend on xlimits.h
2129 (xlimits.h): Remove.
2130 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2131 limits.h for each multilib in fixinc_list.
2132 (fixinc_list, s-fixinc_list): New.
2133 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2134 generate them for each multilib in fixinc_list.
2135 (stmp-fixproto): Use include-fixed. Run fixproto for each
2136 multilib in fixinc_list.
2137 (mostlyclean): Don't remove xlimits.h.
2138 (clean): Remove include-fixed.
2139 (real-install-headers-tar, real-install-headers-cpio,
2140 real-install-headers-cp): Don't copy include, only include-fixed.
2141 (install-mkheaders): Depend on fixinc_list. Don't depend on
2142 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2143 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2144 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2146 2007-03-06 Jan Hubicka <jh@suse.cz>
2148 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2151 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2153 * configure.ac: Allow tm_file to contain build-directory files.
2154 * configure: Regenerate.
2155 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2156 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2157 * config/m68k/print-sysroot-suffix.sh: New file.
2159 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2161 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2162 of pic_offset_table_rtx if reload_completed.
2163 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2164 PIC_OFFSET_TABLE_REGNUM.
2165 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2167 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2168 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2170 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2172 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2173 functions that call eh_return.
2175 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2177 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2178 functions that need a constant pool.
2180 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2183 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2184 (m68k_preferred_reload_class): Likewise.
2185 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2186 (SECONDARY_RELOAD_CLASS): Define.
2187 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2188 (LIMIT_RELOAD_CLASS): Delete.
2189 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2190 registers from storing bytes.
2191 (m68k_secondary_reload_class): New function.
2192 (m68k_preferred_reload_class): Likewise.
2194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2196 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2198 (m68k_expand_prologue): Likewise.
2200 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2202 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2203 (mips_expand_epilogue): Add a bool parameter.
2204 (m68k_legitimize_sibcall_address): Declare.
2205 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2206 (m68k_expand_epilogue): Add a parameter to select between sibling
2207 and normal epilogues. Only generate a return for the latter.
2208 (m68k_ok_for_sibcall_p): New function.
2209 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2210 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2211 (sibcall_value, *sibcall_value): Likewise.
2212 (*call, *call_value): Require !SIBLING_CALL_P.
2213 (epilogue): Update call to m68k_expand_epilogue.
2214 (sibcall_epilogue): New pattern.
2215 * config/m68k/predicates.md (const_call_operand): Say that this
2216 predicate applies to sibling calls too.
2217 (sibcall_operand): New predicate.
2219 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2221 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2222 alternatives as movsi_cf.
2223 (movsf_cf_hard): Add commentary.
2225 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2226 Richard Sandiford <richard@codesourcery.com>
2228 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2229 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2230 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2231 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2232 as being live on exit from an interrupt function.
2233 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2234 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2235 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2236 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2237 (m68k_interrupt_function_p): Globalize.
2238 (m68k_compute_frame_layout): Remove reverse mask code.
2239 (m68k_emit_movem, m68k_set_frame_related): New functions.
2240 (m68k_output_function_prologue): Delete in favor of...
2241 (m68k_expand_prologue): ...this new function.
2242 (m68k_output_function_epilogue): Delete in favor of...
2243 (m68k_expand_epilogue): ...this new function.
2244 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2246 (print_operand): Handle %?.
2247 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2248 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2249 (prologue, epilogue): New patterns.
2250 (return): Turn into a define_expand.
2251 (*return): New pattern, derived from old "return" pattern. Use rte
2252 rather than rts for interrupt functions. Only use rtd if the pop
2254 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2255 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2256 (link, *link, unlink, *unlink, load_got): Likewise.
2258 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2262 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2263 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2264 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2265 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2266 and m68k_matches_u_p.
2267 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2268 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2269 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2270 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2271 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2272 (REG_STRICT_P): New macro.
2273 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2274 PCREL_GENERAL_OPERAND_OK.
2275 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2276 m68k_legitimate_base_reg_p.
2277 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2278 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2279 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2280 * config/m68k/m68k.c (m68k_address): New structure.
2281 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2282 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2283 (m68k_jump_table_ref_p, m68k_decompose_address)
2284 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2285 (m68k_matches_u_p): New functions.
2286 (print_operand_address): Rewrite to use m68k_decompose_index.
2288 2007-03-05 David Taylor <dtaylor@emc.com>
2290 * gcc.c: Correct copyright date in --version output.
2292 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2294 * pa.md: In unamed move patterns, disparge copies between general
2295 and floating point registers using '?' modifier. Don't include 'f'
2296 constraint for register preferences in DImode, SImode, HImode and
2297 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2298 Remove constraints for copies between general and floating registers
2299 in soft-float DFmode pattern.
2300 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2304 2007-03-05 Mike Stump <mrs@apple.com>
2306 * c-common.c (targetcm): Add.
2307 * c-opts.c (c_common_handle_option): Handle language specific
2309 * opts.c (handle_option): Verify language for target options, if
2311 * opth-gen.awk: Add CL_LANG_ALL.
2312 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2313 (TARGETCM_INITIALIZER): Add.
2314 * target.h (struct gcc_targetcm): Add.
2316 * targhooks.c (default_handle_c_option): Add.
2317 * targhooks.h (default_handle_c_option): Add.
2318 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2320 * config/darwin.opt (iframework): Add.
2321 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2322 * config/darwin-c.c (handle_c_option): Add.
2323 (TARGET_HANDLE_C_OPTION): Add.
2325 * doc/invoke.texi (Darwin Options): Add -iframework.
2327 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2332 2007-03-05 Ian Lance Taylor <iant@google.com>
2334 * c.opt (fgnu89-inline): New option.
2335 * c-opts.c (c_common_post_options): Set default value for
2337 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2338 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2340 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2341 (grokdeclarator, start_function): Likewise.
2342 * c-cppbuiltin.c (c_cpp_builtins): Define either
2343 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2344 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2345 (C Dialect Options): Document -fgnu89-inline.
2346 * doc/extend.texi (Function Attributes): Explain what the
2347 gnu_inline attribute does.
2348 * doc/cpp.texi (Common Predefined Macros): Document
2349 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2351 2007-03-05 Ian Lance Taylor <iant@google.com>
2353 PR tree-optimization/31034
2354 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2355 half-range if the other side is an overflow infinity.
2357 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2359 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2360 (bfin*-linux-uclibc*): New configuration.
2361 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2363 * config/bfin/linux.h: New file.
2364 * config/bfin/libgcc-bfin.ver: New file.
2365 * config/bfin/t-bfin-uclinux: New file.
2366 * config/bfin/t-bfin-linux: New file.
2367 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2368 (TARGET_OS_CPP_BUILTINS): New macro.
2370 2007-03-05 Richard Guenther <rguenther@suse.de>
2372 * fold-const.c (fold_binary): Remove duplicate folding
2373 of comparison of non-null ADDR_EXPR against null.
2375 2007-03-05 Richard Guenther <rguenther@suse.de>
2376 Dorit Nuzman <dorit@il.ibm.com>
2378 PR tree-optimization/26420
2379 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2380 are no loops in the function. Only print the number of
2381 vectorized loops if it is greater than zero or we are supposed
2382 to print information about unvectorized loops.
2384 2007-03-05 Revital Eres <eres@il.ibm.com>
2386 * gcc.dg/var-expand1.c: New test.
2387 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2388 when an accumulator is expanded.
2390 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2393 * c-common.c (convert_and_check): Don't give warnings for
2394 conversion if 'expr' already overflowed.
2396 2007-03-04 Roger Sayle <roger@eyesopen.com>
2399 * fold-const.c (fold_comparison): Enforce type consistency when
2400 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2402 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2404 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2405 containing a cast to the base of TARGET_MEM_REF.
2407 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2409 * tree.c (tree_contains_struct_check_failed): Remove spurious
2410 whitespace from error message.
2412 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2415 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2416 instead of precision.
2418 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2419 Nathan Sidwell <nathan@codesourcery.com>
2421 * emit-rtl.c (find_auto_inc): New.
2422 (try_split): recreate REG_INC notes,
2423 Use regular for loops rather than whiles.
2425 2007-03-03 Andreas Schwab <schwab@suse.de>
2427 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2428 * configure: Regenerate.
2430 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2432 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2433 flag_rounding_math, not flag_unsafe_math_optimizations.
2435 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2437 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2438 alpha_fold_vector_minmax): Likewise.
2439 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2440 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2442 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2444 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2445 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2446 if the lhs has side-effects.
2447 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2449 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.h (TUNEMASK): Remove define.
2452 (ARCHMASK): Remove define.
2453 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2454 Use ix86_arch_mask variable instead of ARCHMASK.
2455 * config/i386/i386.c (override_options): Ditto.
2456 (standard_80387_constant_p): Ditto.
2458 2007-03-02 Ian Lance Taylor <iant@google.com>
2460 Used signed infinities in VRP.
2461 * tree-vrp.c (uses_overflow_infinity): New static function.
2462 (supports_overflow_infinity): New static function.
2463 (make_overflow_infinity): New static function.
2464 (negative_overflow_infinity): New static function.
2465 (positive_overflow_infinity): New static function.
2466 (is_negative_overflow_infinity): New static function.
2467 (is_positive_overflow_infinity): New static function.
2468 (is_overflow_infinity): New static function.
2469 (overflow_infinity_range_p): New static function.
2470 (compare_values_warnv): New function split out of compare_values.
2471 (compare_value): Call it.
2472 (set_value_range_to_nonnegative): Add overflow_infinity
2473 parameter. Change caller.
2474 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2476 (vrp_expr_computes_nonzero): Likewise.
2477 (compare_ranges, compare_range_with_value): Likewise.
2478 (compare_name_with_value, compare_names): Likewise.
2479 (vrp_evaluate_conditional): Likewise.
2480 (set_value_range): Handle infinity
2481 (vrp_operand_equal_p, operand_less_p): Likewise.
2482 (extract_range_from_assert): Likewise.
2483 (vrp_int_const_binop): Likewise.
2484 (extract_range_from_binary_expr): Likewise.
2485 (extract_range_from_unary_expr): Likewise.
2486 (extract_range_from_comparison): Likewise.
2487 (extract_range_from_expr): Likewise.
2488 (dump_value_range): Likewise.
2489 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2490 (test_for_singularity): Likewise.
2491 (vrp_int_const_binop): Remove inline qualifier.
2492 (adjust_range_with_scev): Add comment.
2493 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2495 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2497 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2498 (get_constraint_for): Likewise.
2499 (do_structure_copy): Likewise.
2500 (find_func_aliases): Fix references to MODIFY_EXPR.
2501 (intra_create_variable_infos): Tidy.
2502 * tree-ssa-operands.c (add_virtual_operand): Add argument
2504 When adding members of alias sets, if IS_CALL_SITE is true and
2505 the symbol is not call-clobbered, skip it.
2508 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2510 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2511 entry by means of emit_insn_at_entry.
2513 2007-03-02 Richard Henderson <rth@redhat.com>
2515 * expr.h (promoted_input_arg): Remove decl.
2516 * function.c (promoted_input_arg): Merge into ...
2517 * combine.c (setup_incoming_promotions): ... only caller.
2518 Rearrange to avoid double loop.
2520 2007-03-02 Ben Elliston <bje@au.ibm.com>
2521 Peter Bergner <bergner@vnet.ibm.com>
2522 Janis Johnson <janis187@us.ibm.com>
2524 * config/rs6000/dfp.md: New file.
2525 * config/rs6000/rs6000.md: Include dfp.md.
2526 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2527 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2528 and TDmode decimal float modes in FP registers.
2529 (num_insns_constant): Likewise.
2530 (rs6000_legitimate_offset_address_p): Likewise.
2531 (rs6000_legitimize_address): Likewise.
2532 (rs6000_legitimize_reload_address): Likewise.
2533 (rs6000_legitimate_address): Likewise.
2534 (rs6000_emit_move): Likewise.
2535 (function_arg_boundary): Likewise.
2536 (function_arg_advance): Likewise.
2537 (rs6000_darwin64_record_arg_recurse): Likewise.
2538 (function_arg): Likewise.
2539 (rs6000_gimplify_va_arg): Likewise.
2540 (rs6000_split_multireg_move): Likewise.
2541 (rs6000_output_function_epilogue): Likewise.
2542 (rs6000_output_function_epilogue): Likewise.
2543 (rs6000_register_move_cost): Likewise.
2544 (rs6000_function_value): Likewise.
2545 (rs6000_libcall_value): Likewise.
2547 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2549 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2551 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2553 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2554 Use $MULTIDIR to choose between the kernel and RTP headers,
2555 and use $WIND_BASE and $WIND_USR to locate them.
2557 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/i386.c (override_options): Put initialization of
2560 ix86_tune_mask and ix86_arch_mask to the correct place.
2562 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2563 Michael Meissner <michael.meissner@amd.com>
2566 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2568 (TARGET_CMOVE): Use ARCHMASK.
2569 (TARGET_CMPXCHG): Ditto.
2570 (TARGET_CMPXCHG8B): Ditto.
2571 (TARGET_XADD): Ditto.
2572 (TARGET_BSWAP): Ditto.
2573 * config/i386/i386.c (ix86_tune_mask): New global variable.
2574 (ix86_arch_mask): Ditto.
2575 (override_options): Initialize ix86_tune_mask and
2576 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2579 2007-03-02 Ben Elliston <bje@au.ibm.com>
2582 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2584 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2586 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2587 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2588 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2589 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2591 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2592 rs6000_init_dwarf_reg_sizes_extra): New.
2593 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2594 SPE register high parts.
2596 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2598 * Makefile.in: Add install-pdf target as
2599 copied from automake v1.10 rules.
2600 * configure.ac: Add install-pdf to target list.
2601 * configure: Regenerate.
2603 2007-03-01 Paul Brook <paul@codesourcery.com>
2605 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2606 modes to LDRD for DImode.
2607 (output_move_double): Fixup out of range ldrd/strd.
2608 (vfp_secondary_reload_class): Rename...
2609 (coproc_secondary_reload_class): ... to this. Add wb argument.
2610 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2611 coproc_secondary_reload_class for CLASS_IWMMXT.
2612 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2613 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2615 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2617 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2618 factor by the estimated number of iterations.
2619 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2622 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2623 decode_caches_intel, detect_caches_intel): New functions.
2624 (host_detect_local_cpu): Use detect_caches_amd and
2625 detect_caches_intel.
2627 2007-03-01 Richard Henderson <rth@redhat.com>
2629 * expr.c (emit_move_complex_push): Export.
2630 (emit_move_complex_parts): Split out from ...
2631 (emit_move_complex): ... here.
2632 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2633 * config/i386/i386.md (movcdi): New.
2635 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2637 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2638 size of mode1 to check for tieable modes in MMX case.
2640 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2642 * Makefile.in (rtlanal.o): Depend on tree.h.
2643 * rtl.h (offset_within_section_p, split_const): Declare.
2644 * rtlanal.c: Include tree.h.
2645 (offset_within_block_p): New function, taken from
2646 mips_offset_within_object_p.
2647 (split_const): New function, taken from mips_split_const.
2648 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2650 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2651 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2652 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2653 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2654 (m68k_illegitimate_symbolic_constant_p): New function.
2655 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2656 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2657 symbolic constant that might be outside the symbol's section,
2658 move the symbol first and then add the offset.
2659 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2661 * config/mips/mips.c (mips_split_const): Delete.
2662 (mips_offset_within_object_p): Delete.
2663 (mips_symbolic_constant_p): Use offset_within_section_p and
2664 split_const instead of mips_offset_within_object_p and
2666 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2667 (mips_legitimize_const_move, print_operand_reloc)
2668 (mips_dangerous_for_la25_p): Use split_const instead of
2671 2007-02-28 Eric Christopher <echristo@apple.com>
2673 * Makefile.in (install-include-dir): Don't rm -rf include.
2675 2007-02-28 Richard Guenther <rguenther@suse.de>
2678 * fold-const.c (fold_binary): Do not associate expressions
2679 with more than one variable for integer types that do not wrap.
2681 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2683 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2684 Delete, and replace with...
2685 (fold_builtin_call_array): This. Update callers to use it.
2686 * fold-const.c (fold_build_call_list): Delete, and replace with...
2687 (fold_build_call_array): This.
2688 (fold_build_call_list_initializer): Delete, and replace with...
2689 (fold_build_call_array_initializer): This.
2690 * tree.h: Update declarations to reflect above changes.
2692 * c-typeck.c (build_function_call): Store converted arguments
2693 in a stack-allocated array instead of building a list.
2694 (convert_arguments): Store arguments in the array passed in as an
2695 argument, and return the actual number of arguments.
2696 * c-format.c: (check_function_format): Pass arguments in an
2697 array instead of a list.
2698 * c-common.c (check_function_nonnull): Likewise.
2699 (check_function_sentinel): Likewise.
2700 (check_function_arguments): Likewise.
2701 * c-common.h: Update declarations to reflect above changes.
2703 2007-02-28 Jan Hubicka <jh@suse.cz>
2705 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2706 PRED_NEGATIVE_RETURN): Update outcomes.
2708 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2710 * calls.c (emit_library_call_value_1): Handle partial registers
2711 correctly when building up CALL_INSN_FUNCTION_USAGE.
2713 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2715 * pa/predicates.md (move_src_operand): Allow zero for mode.
2716 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2719 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2723 *movv2df_internal): Enable pattern only for valid operand
2725 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2726 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2728 2007-02-27 Mike Stump <mrs@apple.com>
2730 * config/darwin-crt3.c: Avoid compilation when compiling for a
2733 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2735 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2737 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2738 for fixed headers and limits.h.
2739 (install-include-dir, install-headers-tar, install-headers-cpio,
2740 install-headers-cp, real-install-headers-tar,
2741 real-install-headers-cpio, real-install-headers-cp): Handle
2742 include-fixed as well as include.
2743 (install-mkheaders): Don't install files that go only in include
2745 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2746 from GCC_INCLUDE_DIR.
2747 * gcc.c (process_command): Remove special -BstageN/ handling.
2748 (do_spec_1): Add include-fixed directories.
2750 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2752 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2754 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2756 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2759 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2761 * c-common.c (get_priority): Add check for
2762 SUPPORTS_INIT_PRIORITY.
2764 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2766 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2768 * config/bfin/bfin.c: Include "cfglayout.h".
2769 (MAX_LSETUP_DISTANCE): New macro.
2770 (struct loop_info): New members incoming, incoming_src and
2771 incoming_dest. Delete member predecessor.
2772 (length_for_loop): New function.
2773 (bfin_optimize_loop): Handle more different loop structures.
2774 (bfin_discover_loop): Rework detection of predecessor blocks by
2775 examining incoming edges.
2776 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2778 (bfin_reorder_loops): New function.
2779 (bfin_reorg_loops): Use these three new functions.
2781 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2782 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2783 (CONSTRAINT_LEN): Add entry for 'q'.
2784 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2785 Add 'q' constraints.
2786 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2787 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2789 * config/bfin/bfin.md (add_with_carry): New pattern.
2790 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2791 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2792 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2793 support unsigned multiplies too. Removed incorrect commutativity from
2794 operand 1 constraint where appropriate.
2795 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2797 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2798 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2800 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2801 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2802 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2803 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2804 usmulhisi_hh_huh): New patterns.
2806 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2807 lshifthi3): Fix output template to use half reg for operand 2.
2809 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2812 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2814 2007-02-27 Andreas Schwab <schwab@suse.de>
2816 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2818 2007-02-27 Jan Hubicka <jh@suse.cz>
2820 * predict.c (last_basic_block_p): Remove.
2821 (tree_estimate_probability): Update return heuristic for commonized
2824 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2826 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2828 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2830 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2831 * doc/cpp.texi: Standardize title page.
2832 * doc/cppinternals.texi: Likewise.
2833 * doc/gcc.texi: Standardize title page, remove version number
2834 from copyright page.
2835 * doc/gccint.texi: Likewise.
2836 * doc/install.texi: Standardize title page, add table of
2839 2007-02-26 Jan Hubicka <jh@suse.cz>
2841 * predict.def: Set outcomes according to more recent results.
2842 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2843 Remove dead predictors.
2844 * predict.c (return_prediction): Fix pasto.
2846 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2848 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2849 change; avoid a memory leak when returning early.
2851 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2853 * c-decl.c (static_ctors): Move to c-common.c.
2854 (static_dtors): Likewise.
2855 (finish_function): Use c_record_cdtor_fn.
2856 (build_cdtor): Move to c-common.c.
2857 (c_write_global_declarations): Use c_build_cdtor_fns.
2858 * c-common.h (static_ctors): Declare.
2859 (static_dtors): Likewise.
2860 (c_record_cdtor_fn): Likewise.
2861 (c_build_cdtor_fns): Likewise.
2862 * c-common.c (static_ctors): New variable.
2863 (static_dtors): Likewise.
2864 (c_record_cdtor_fn): New function.
2865 (build_cdtor): Move from c-decl.c
2866 (c_build_cdtor_fns): New function.
2868 * output.h (assemble_addr_to_section): Declare.
2869 (get_cdtor_priority_section): Likewise.
2870 * varasm.c (assemble_addr_to_section): New function.
2871 (get_cdtor_priority_section): Likewise.
2872 (default_named_section_asm_out_destructor): Use them.
2873 (destor_dtor_section_asm_out_destructor): Likewise.
2874 (default_named_section_asm_out_constructor): Likewise.
2875 (default_ctor_section_asm_out_constructor): Likewise.
2876 * config.gcc (*-*-vxworks*): Include vxworks.o.
2877 * config/t-vxworks (vxworks.o): New target.
2878 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2879 (TARGET_ASM_CONSTRUCTOR): Define.
2880 (TARGET_ASM_DESTRUCTOR): Likewise.
2881 (vxworks_asm_out_constructor): Declare.
2882 (vxworks_asm_out_destructor): Likewise.
2884 * c-common.c (get_priority): Check that we have not just an
2885 INTEGER_CST, but an integer constant with integeral type.
2887 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2889 PR tree-optimization/30938
2890 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2891 use &dt[nargs-1] instead of &dt[nargs] in the call to
2892 vect_is_simple_use().
2894 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2896 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2897 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2898 Do not attempt to handle MEM inside auto-inc expressions.
2899 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2900 of a register modified by an auto-inc expression. However, do handle
2901 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2902 (elimination_effects): Prohibit elimination of a register modified
2903 by an auto-inc expression. Disable register elimination rules whose
2904 target register is modified by an auto-inc expression with variable
2907 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2909 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2911 (array_at_struct_end_p): New function.
2912 (idx_infer_loop_bounds): Use it.
2913 (estimate_numbers_of_iterations_loop): Export.
2914 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2915 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2916 (tree_estimate_probability): Call record_loop_exits.
2917 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2918 (estimated_loop_iterations, estimated_loop_iterations_int,
2919 estimated_loop_iterations_tree): New functions.
2920 (analyze_siv_subscript_cst_affine,
2921 compute_overlap_steps_for_affine_1_2,
2922 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2923 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2924 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2925 (PRED_LOOP_ITERATIONS_GUESSED): New.
2926 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2927 * cfgloop.h (estimate_numbers_of_iterations_loop,
2928 estimated_loop_iterations_int): Declare.
2930 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2932 * doc/extend.texi: Document optional priority argument to
2933 constructors and destructors.
2934 * tree.c (init_priority_for_decl): Adjust GTY markers.
2935 (init_ttree): Use priority-info hash functions for
2936 init_priority_for_decl.
2937 (tree_map_eq): Rename to ...
2938 (tree_map_base_eq): ... this.
2939 (tree_map_marked_p): Rename to ...
2940 (tree_map_base_marked_p): ... this.
2941 (tree_map_base_hash): New function.
2942 (decl_init_priority_lookup): Rework.
2943 (decl_fini_priority_lookup): New function.
2944 (decl_priority_info): New function.
2945 (decl_init_priority_insert): Use it.
2946 (decl_fini_priority_insert): Likewise.
2947 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2949 (decl_restrict_base_insert): Likewise.
2950 (decl_debug_expr_insert): Likewise.
2951 (decl_value_expr_lookup): Likewise.
2952 (decl_value_expr_insert): Likewise.
2953 * tree.h (priority_type): New type.
2954 (decl_init_priority_lookup): Use priority_type.
2955 (decl_fini_priority_lookup): New function.
2956 (decl_init_priority_insert): Use priority_type.
2957 (decl_fini_priority_insert): New function.
2958 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2959 (DECL_INIT_PRIORITY): Likewise.
2960 (SET_DECL_INIT_PRIORITY): Add comment.
2961 (DECL_FINI_PRIORITY): New macro.
2962 (SET_DECL_FINI_PRIORITY): Likewise.
2963 (DEFAULT_INIT_PRIORITY): Document.
2964 (MAX_INIT_PRIORITY): Likewise.
2965 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2966 (tree_map_base): New type.
2967 (tree_map_base_eq): New function.
2968 (tree_map_base_hash): Likewise.
2969 (tree_map_base_marked_p): Likewise.
2970 (tree_map): Inherit from tree_map_base.
2971 (tree_map_eq): Make it a macro.
2972 (tree_map_marked_p): Likewise.
2973 (tree_int_map): Inherit from tree_map_base.
2974 (tree_int_map_eq): Make it a macro.
2975 (tree_int_map_hash): Likewise.
2976 (tree_int_map_marked_p): Likewise.
2977 (tree_priority_map): New type.
2978 (tree_priority_map_eq): New macro.
2979 (tree_priority_map_hash): Likewise.
2980 (tree_priority_map_marked_p): Likewise.
2981 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2983 (emutls_common_1): Likewise.
2984 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2985 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2986 of tree_map hierarchy.
2987 * tree-cfg.c (move_stmt_r): Likewise.
2988 (new_label_mapper): Likewise.
2989 * c-tree.h (c_expand_body): Move to ...
2990 * c-common.h (c_expand_body): ... here.
2991 * c-decl.c (c_expand_body): Move to ...
2992 * c-common.c (c_expand_body): ... here.
2993 (c_common_attribute_table): Allow 1 argument for the constructor
2994 and destructor attributes.
2995 (get_priority): New function.
2996 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2997 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2999 2007-02-24 Jan Hubicka <jh@suse.cz>
3002 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3004 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3005 Jan Hubicka <jh@suse.cz>
3008 * i386.c (counter_mode): New function.
3009 (expand_set_or_movmem_via_loop): Use it.
3010 (expand_movmem_epilogue): Likewise; fix pasto.
3011 (ix86_expand_movmem): Do emit guard even for constant counts.
3012 (ix86_expand_setmem): Likewise.
3014 2007-02-25 Nick Clifton <nickc@redhat.com>
3016 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3017 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3019 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3023 count argument with 0x10, not with 0x16.
3024 (expand_setmem_epilogue): Ditto.
3026 2007-02-24 Mike Stump <mrs@apple.com>
3028 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3031 2007-02-24 Richard Guenther <rguenther@suse.de>
3034 * fold-const.c (fold_binary): Fold x +- CST op x for
3035 EQ_EXPR and NE_EXPR.
3037 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3039 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3041 2007-02-24 Jan Hubicka <jh@suse.cz>
3043 * cgraphunit.c (decide_is_function_needed): Honor
3044 -fkeep-inline-functions.
3046 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3048 * builtins.c (fold_builtin_modf): New.
3049 (fold_builtin_2): Use it.
3051 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3053 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3054 (determine_max_iter): Take additional LOOP arg; all callers changed.
3055 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3056 one using simplifications.
3057 (simplify_using_initial_values): Return if the expression becomes
3058 invalid due to altered regs.
3060 2007-02-23 DJ Delorie <dj@redhat.com>
3062 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3064 2007-02-23 Mike Stump <mrs@apple.com>
3066 * tlink.c (scan_linker_output): Parse linker messages from
3067 darwin9's linker better.
3069 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3072 * varpool.c (varpool_assemble_pending_decls): Set
3073 varpool_last_needed_node to null.
3075 2007-02-23 DJ Delorie <dj@redhat.com>
3077 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3078 alignment bigger than the object file can handle.
3080 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3083 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3084 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3085 (*movsf_1): Penalize MMX moves.
3087 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3089 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3090 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3092 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3094 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3096 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3097 (fold_builtin_1): Use them.
3098 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3099 BUILT_IN_SIGNIFICAND.
3101 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.c (bdesc_1arg): Initialize
3104 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3105 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3106 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3107 and IX86_BUILTIN_MOVSLDUP.
3109 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3111 PR rtl-optimization/30841
3112 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3114 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * builtins.c (fold_builtin_frexp): New.
3117 (fold_builtin_2): Use it.
3119 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3121 * doc/invoke.texi (Spec Files): Document getenv spec function.
3123 * gcc.c (getenv_spec_function): New function.
3124 (static_spec_functions): Add it.
3125 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3126 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3129 2007-02-22 Michael Matz <matz@suse.de
3132 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3133 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3135 2007-02-22 Ian Lance Taylor <iant@google.com>
3138 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3139 (mem_loc_descriptor): Call it.
3141 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3142 Ira Rosen <irar@il.ibm.com>
3144 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3146 2007-02-22 Ira Rosen <irar@il.ibm.com>
3148 PR tree-optimization/30843
3149 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3150 stores only after all the group is vectorized.
3152 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3154 PR tree-optimization/30858
3155 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3156 in the reduction cycle have a single use in the loop.
3157 * tree-vectorizer.h (relevant): Add documentation.
3159 2007-02-20 Mike Stump <mrs@apple.com>
3161 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3162 * configure: Regenerate.
3164 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3166 Change the defaults of some parameters and options.
3167 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3168 * config/spu/spu.c (spu_optimization_options): Add.
3169 (spu_override_options): Change params in spu_optimization_options.
3170 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3172 Register 127 is only 16 byte aligned when used as a frame pointer.
3173 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3174 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3175 HARD_FRAME_POINTER_REGNUM.
3176 (spu_legitimate_address): Use regno_aligned_for_reload.
3177 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3178 aligned when frame_pointer_needed is true.
3179 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3181 * config/spu/spu.h (INIT_EXPANDERS): Define.
3183 Make sure shift and rotate instructions have valid immediate operands.
3184 * config/spu/predicates.md (spu_shift_operand): Remove.
3185 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3186 * config/spu/constraints.md (W, O): Extend range.
3187 * config/spu/spu.md (umask, nmask): Define.
3188 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3189 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3190 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3191 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3192 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3193 (lshr<mode>3_reg): Fix rtl description.
3195 Make sure mulhisi immediate operands are valid.
3196 * config/spu/predicates.md (imm_K_operand): Add.
3197 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3199 Generate constants using fsmbi and andi.
3200 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3201 (print_operand, spu_split_immediate, classify_immediate,
3202 fsmbi_const_p): Handle IC_FSMBI2.
3204 Correctly handle a CONST_VECTOR containing symbols.
3205 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3206 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3207 (immediate_load_p): Allow symbols that use 2 instructions to create.
3208 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3209 with symbols when flag_pic is set.
3210 (const_vector_immediate_p): New.
3211 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3212 accept a CONST_VECTOR with symbols.
3213 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3214 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3216 * config/spu/spu.md (high, low): Delete.
3217 (low_<mode>): Define.
3219 Remove INTRmode and INTR_REGNUM, which didn't work.
3220 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3222 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3223 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3224 peephole2 pattern): Don't use INTR or 131.
3225 (movintrcc): Delete.
3226 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3227 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3228 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3229 (UNSPEC_SET_INTR): Add.
3230 * config/spu/spu-modes.def (INTR): Remove.
3232 More accurate warnings about run-time relocations.
3233 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3235 Correctly warn about immediate arguments to specific intrinsics.
3236 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3237 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3238 the instruction predicate.
3240 Fix tree check errors with latest update.
3241 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3243 (spu_expand_builtin): Use CALL_EXPR_FN.
3245 Add missing specific intrinsics.
3246 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3248 * config/spu/spu_internals.h: Ditto.
3250 Fix incorrect operand modifiers.
3251 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3252 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3254 Optimize one case of zero_extend of a vec_select.
3255 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3257 Accept any immediate for hbr.
3258 * config/spu/spu.md (hbr): Change s constraints to i.
3260 2007-02-21 Paul Brook <paul@codesourcery.com>
3262 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3263 condexec_count when skipping USE and CLOBBER.
3265 2007-02-21 Nick Clifton <nickc@redhat.com>
3267 * common.opt (Warray-bounds): Add Warning attribute.
3268 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3270 (fsized-zeroes): Add Optimization attribute.
3271 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3272 * c.opt (Wc++0x-compat): Add Warning attribute.
3274 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3277 * reload1.c (eliminate_regs_in_insn): In the single_set special
3278 case, attempt to re-recognize the insn before falling back to
3279 having reload fix it up.
3281 2007-02-20 Eric Christopher <echristo@gmail.com>
3283 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3284 Rewrite accordingly.
3285 (frv_read_iacc_argument): Ditto.
3286 (frv_expand_set_builtin): Take a call instead of arglist, update for
3288 (frv_expand_unop_builtin): Ditto.
3289 (frv_expand_binop_builtin): Ditto.
3290 (frv_expand_cut_builtin): Ditto.
3291 (frv_expand_binopimm_builtin): Ditto.
3292 (frv_expand_voidbinop_builtin): Ditto.
3293 (frv_expand_int_void2arg): Ditto.
3294 (frv_expand_prefetches): Ditto.
3295 (frv_expand_voidtriop_builtin): Ditto.
3296 (frv_expand_voidaccop_builtin): Ditto.
3297 (frv_expand_load_builtin): Ditto.
3298 (frv_expand_store_builtin): Ditto.
3299 (frv_expand_mdpackh_builtin): Ditto.
3300 (frv_expand_mclracc_builtin): Ditto.
3301 (frv_expand_mrdacc_builtin): Ditto.
3302 (frv_expand_mwtacc_builtin): Ditto.
3303 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3306 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3308 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3309 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3311 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3313 * configure: Regenerate.
3314 * config.in: Regenerate.
3315 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3316 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3317 masks to power6 and power6x and to POWERPC_MASKS.
3318 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3320 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3321 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3322 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3323 Access PROTOTYPE as variable, not mask.
3325 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3327 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3328 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3329 * combine.c (adjust_for_new_dest): Use it.
3330 * postreload.c (reload_combine): Likewise.
3332 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3334 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3335 notes on an insn with multiple sets, even if single_set returns
3336 non-NULL for that insn.
3338 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3340 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3343 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3345 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3346 if user didn't pass it.
3347 * config/i386/darwin.h (CC1_SPEC): Likewise.
3348 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3349 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3350 -mmacosx-version-min.
3352 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3353 Uros Bizjak <ubizjak@gmail.com>
3355 * optabs.h (enum optab_index): Add new OTI_scalb.
3356 (scalb_optab): Define corresponding macro.
3357 * optabs.c (init_optabs): Initialize scalb_optab.
3358 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3360 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3361 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3362 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3363 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3364 flag_unsafe_math_optimizations is set.
3366 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3367 to implement scalbf, scalb and scalbl built-ins as inline x87
3370 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3371 DJ Delorie <dj@redhat.com>
3374 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3375 (diagnostic_report_diagnostic): ... here, and turn them into real
3376 errors. If warnings are inhibited, no need to do anything.
3378 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3380 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3381 better code generation.
3383 2007-02-20 Ben Elliston <bje@au.ibm.com>
3385 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3387 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3389 * config/alpha/alpha.c, config/alpha/alpha.md,
3390 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3391 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3392 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3393 config/arm/lib1funcs.asm: Follow spelling conventions.
3395 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3396 config/fr30/fr30.md, config/i386/i386.h,
3397 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3398 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3399 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3400 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3401 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3402 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3403 config/sparc/sparc.c, config/sparc/sparc.h,
3404 config/sparc/sparc.md, config/spu/constraints.md,
3405 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3408 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3411 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3414 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3416 * doc/invoke.texi (-ftree-lrs): Remove.
3418 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3420 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3423 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3425 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3426 new CALL_EXPR_FN macro for retrieving the function
3427 declaration of the input expression.
3429 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3431 * c.opt (Waddress): New.
3432 * common.opt (Walways-true): Delete.
3433 (Wstring-literal-comparison): Delete.
3434 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3435 -Wstring-literal-comparison. Add -Waddress.
3437 (Walways-true): Delete.
3438 (Wstring-literal-comparison): Delete.
3439 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3440 consistently instead of -Walways-true in example.
3441 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3442 * c-typeck.c (parser_build_binary_op): Replace
3443 -Wstring-literal-comparison and -Walways-true with -Waddress.
3444 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3447 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3449 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3450 without DECL_STRUCT_FUNCTION initialized.
3452 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3454 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3455 due to calls to functions taking pointers as parameters.
3457 2007-02-19 Richard Henderson <rth@redhat.com>
3460 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3463 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3465 * config/s390/s390.c (s390_call_saved_register_used,
3466 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3467 accessed to the new scheme.
3469 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3471 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3472 (cris_print_index, cris_print_operand, cris_print_operand_address)
3473 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3474 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3475 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3477 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3478 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3479 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3480 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3481 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3482 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3483 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3484 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3485 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3486 (uminsi3, call, call_value): Ditto.
3487 (define_split: indir_to_reg_split, unnamed): Ditto.
3489 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3491 PR tree-optimization/30975
3492 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3495 2007-02-18 Eric Christopher <echristo@gmail.com>
3497 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3498 Remove use of arglist.
3499 (mips_expand_builtin): Remove use of arglist, pass in expr.
3500 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3501 (mips_expand_builtin_movtf): Ditto.
3502 (mips_expand_builtin_compare): Ditto.
3504 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3506 * tree-sra.c (sra_build_assignment): Replace assertion
3507 checking with a comment explaining why it can't be done.
3509 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3512 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3513 during CALL_EXPR representation conversion.
3514 * tree-ssa-propagate.c (set_rhs): Likewise.
3516 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3518 * tree-sra.c (sra_build_assignment): Disable assertion checking
3521 2007-02-18 Roger Sayle <roger@eyesopen.com>
3523 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3524 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3525 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3527 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3528 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3529 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3530 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3531 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3532 force_gimple_operand): Likewise.
3533 * ipa-cp.c (constant_val_insert): Likewise.
3534 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3535 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3536 perfect_nestify): Likewise.
3537 * langhooks.c (lhd_omp_assignment): Likewise.
3538 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3539 lower_copyprivate_clauses, lower_send_clauses,
3540 lower_send_shared_vars, expand_parallel_call,
3541 expand_omp_for_generic, expand_omp_for_static_nochunk,
3542 expand_omp_for_static_chunk, expand_omp_sections,
3543 lower_omp_single_copy, lower_omp_for_lastprivate,
3544 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3545 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3546 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3549 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3551 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3552 config/sh/sh.md: Follow spelling conventions.
3554 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3555 config/frv/predicates.md: Follow spelling conventions.
3557 * config/m68k/linux-unwind.h: Fix a comment typo.
3558 * target.h: Follow spelling conventions.
3560 2007-02-18 Roger Sayle <roger@eyesopen.com>
3562 PR rtl-optimization/28173
3563 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3564 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3565 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3566 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3567 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3569 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * builtins.c (fold_builtin_load_exponent): New.
3572 (fold_builtin_2): Use it.
3574 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3576 PR rtl-optimization/30773
3577 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3578 if we fail to attach a REG_EQUIV note.
3580 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3581 Roger Sayle <roger@eyesopen.com>
3583 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3585 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3587 * calls.c (initialize_argument_information): Pass original EXP
3588 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3589 code to split complex arguments here, as part of initializing the
3591 (expand_call): Remove code that builds a list of arguments and
3592 inserts implicit arguments into it. Instead, just count how many
3593 implicit arguments there will be so we can determine the size of
3594 the ARGS array, and let initialize_argument_information do the work.
3595 (split_complex_values): Delete unused function.
3597 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3599 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3601 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3603 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3604 for arg pointer based indexed addressing.
3606 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3608 * config/ia64/ia64.h, config/ia64/ia64.md,
3609 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3610 spelling conventions.
3612 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3614 * config/m68k/m68k.c (split_di): New.
3615 * config/m68k/m68k-protos.h: Declare split_di.
3616 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3617 Improve predicate handling and split constant shifts.
3619 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3621 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3622 parameter for register bitfield operations, general predicates
3625 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3627 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3628 * config/m68k/linux-unwind.h: New file.
3630 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3632 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3633 config/i386/athlon.md, config/ia64/ia64.md,
3634 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3635 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3636 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3637 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3638 tree-vect-transform.c: Fix comment typos.
3640 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3642 * sched-deps.c (find_insn_list): Remove.
3643 * sched-int.h: Remove the prototype for find_insn_list.
3645 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3647 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3649 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3650 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3651 darwin_rs6000_override_options.
3652 (C_COMMON_OVERRIDE_OPTIONS): Expect
3653 darwin_macosx_version_min to be non-NULL always.
3654 (TARGET_C99_FUNCTIONS): Likewise.
3655 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3656 (DARWIN_MINVERSION_SPEC): New.
3657 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3658 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3660 (DARWIN_MINVERSION_SPEC): New.
3661 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3663 * config/darwin-c.c (darwin_cpp_builtins): Expect
3664 darwin_macosx_version_min to be non-NULL always.
3666 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3668 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/i386.h (x86_use_xchgb): New.
3671 (TARGET_USE_XCHGB): New macro.
3672 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3673 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3674 Split after reload into bswaphi for shifts of 8.
3675 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3676 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3677 or when optimizing for size.
3679 2007-02-16 Richard Guenther <rguenther@suse.de>
3680 Christian Bruel <christian.bruel@st.com>
3682 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3683 DECLs but prefer SSA_NAMEs over DECLs.
3685 2007-02-16 Richard Guenther <rguenther@suse.de>
3687 * tree-flow-inline.h (single_imm_use_p): Remove.
3688 (zero_imm_uses_p): Likewise.
3689 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3690 instead of single_imm_use_p.
3691 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3694 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3697 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3698 nested double- and backquotes.
3700 2007-02-15 Roger Sayle <roger@eyesopen.com>
3703 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3704 should be unreachable.
3705 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3706 For the time being redirect GIMPLE_MODIFY_STMT to the new
3707 (renamed) build_gimple_modify_stmt_stat.
3708 (build2_gimple_stat): Rename to...
3709 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3710 Always build a GIMPLE_MODIFY_STMT node.
3711 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3712 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3715 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3716 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3717 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3718 expand_complex_div_wide): Likewise.
3719 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3720 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3721 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3722 * tree-ssa-loop-manip.c (create_iv): Likewise.
3723 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3724 abs_replacement): Likewise.
3725 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3726 realify_fake_stores): Likewise.
3728 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3729 node rather than a GIMPLE_MODIFY_STMT node.
3730 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3731 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3733 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3734 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3737 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3740 * fold-const.c (fold_comparison): Add back the
3741 folding of constant complex comparisions.
3743 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3746 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3747 effects unknown to this function, return early.
3749 2007-02-15 Ian Lance Taylor <iant@google.com>
3751 * lower-subreg.c (move_eh_region_note): New static function.
3752 (resolve_simple_move): Call it.
3753 (decompose_multiword_subregs): Track blocks for which we resolve a
3754 simple move which is also a control flow insn. Pass them to
3755 find_many_sub_basic_blocks.
3756 (pass_lower_subreg): Add TODO_verify_flow.
3757 (pass_lower_subreg2): Likewise.
3759 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3760 Brooks Moses <brooks.moses@codesourcery.com>
3761 Lee Millward <lee.millward@codesourcery.com>
3763 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3764 (VL_EXP_CLASS_P): New.
3765 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3767 (TREE_OPERAND_CHECK_CODE): Likewise.
3768 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3769 (TREE_RTL_OPERAND_CHECK): Likewise.
3770 (tree_operand_check_failed): Make second parameter the whole tree
3771 instead of its code. Fixed callers.
3772 (VL_EXP_CHECK): New.
3773 (TREE_OPERAND_LENGTH): New.
3774 (VL_EXP_OPERAND_LENGTH): New.
3775 (CALL_EXPR_FN): New.
3776 (CALL_EXPR_STATIC_CHAIN): New.
3777 (CALL_EXPR_ARGS): New.
3778 (CALL_EXPR_ARG): New.
3779 (call_expr_nargs): New.
3780 (CALL_EXPR_ARGP): New.
3781 (build_nt_call_list): Declare.
3782 (build_vl_exp_stat): Declare.
3783 (build_vl_exp): New.
3784 (build_call_list): Declare.
3785 (build_call_nary): Declare.
3786 (build_call_valist): Declare.
3787 (build_call_array): Declare.
3788 (call_expr_arg): Declare.
3789 (call_expr_argp): Declare.
3790 (call_expr_arglist): Declare.
3791 (fold_build_call_list): Declare.
3792 (fold_build_call_list_initializer): Declare.
3793 (fold_call_expr): Declare to replace fold_builtin.
3794 (fold_builtin_fputs): Update to agree with modified definition.
3795 (fold_builtin_strcpy): Likewise.
3796 (fold_builtin_strncpy): Likewise.
3797 (fold_builtin_memory_chk): Likewise.
3798 (fold_builtin_stxcpy_chk): Likewise.
3799 (fold_builtin_strncpy_chk): Likewise.
3800 (fold_builtin_next_arg): Likewise.
3801 (fold_build_call_expr): Declare.
3802 (fold_builtin_call_list): Declare.
3803 (fold_builtin_call_valist): Declare.
3804 (build_call_expr): Declare.
3805 (validate_arglist): Update to agree with modified definition.
3806 (tree_operand_length): New.
3807 (call_expr_arg_iterator): New.
3808 (init_call_expr_arg_iterator): New.
3809 (next_call_expr_arg): New.
3810 (first_call_expr_arg): New.
3811 (more_call_expr_args_p): New.
3812 (FOR_EACH_CALL_EXPR_ARG): New.
3814 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3815 and tcc_gimple_stmt.
3816 (tree_code_size): Update documentation. Use sizeof (tree) rather
3817 than sizeof (char *).
3818 (tree_size): Likewise. Add case for tcc_vl_exp.
3819 (tree_node_structure): Add case for tcc_vl_exp.
3820 (contains_placeholder_p): Likewise.
3821 (substitute_in_expr): Likewise.
3822 (substitute_placeholder_in_expr): Likewise.
3823 (stabilize_reference_1): Likewise.
3824 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3825 to diagnose breakage of this interface for constructing CALL_EXPRs.
3826 (build_nt): Add similar assertion here.
3827 (build_nt_call_list): New.
3828 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3829 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3831 (get_callee_fndecl): Use new CALL_EXPR accessors.
3832 (tree_operand_check_failed): Change parameters to pass entire node
3833 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3834 (process_call_operands): New.
3835 (build_vl_exp_stat): New.
3836 (build_call_list): New.
3837 (build_call_nary): New.
3838 (build_call_valist): New.
3839 (build_call_array): New.
3840 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3841 (call_expr_arglist): New.
3843 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3844 tcc_vl_exp instead of a fixed-size tcc_expression.
3846 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3847 accessors for CALL_EXPRs.
3848 (AGGR_INIT_EXPR): Likewise.
3850 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3851 Brooks Moses <brooks.moses@codesourcery.com>
3852 Lee Millward <lee.millward@codesourcery.com>
3854 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3855 (expand_builtin_nonlocal_goto): Change parameter to be entire
3856 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3857 (expand_builtin_prefetch): Likewise.
3858 (expand_builtin_classify_type): Likewise.
3859 (mathfn_built_in): Return NULL_TREE instead of 0.
3860 (expand_errno_check): Use new CALL_EXPR accessors.
3861 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3862 Return NULL_RTX instead of 0.
3863 (expand_builtin_mathfn_2): Likewise.
3864 (expand_builtin_mathfn_3): Likewise.
3865 (expand_builtin_interclass_mathfn): Likewise.
3866 (expand_builtin_sincos): Likewise.
3867 (expand_builtin_cexpi): Likewise.
3868 (expand_builtin_int_roundingfn): Likewise.
3869 (expand_builtin_int_roundingfn_2): Likewise.
3870 (expand_builtin_pow): Likewise.
3871 (expand_builtin_powi): Likewise.
3872 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3873 of arglist, fixing callers appropriately. Use new CALL_EXPR
3874 accessors and constructors. Return NULL_RTX instead of 0.
3875 (expand_builtin_strstr): Likewise.
3876 (expand_builtin_strchr): Likewise.
3877 (expand_builtin_strrchr): Likewise.
3878 (expand_builtin_strpbrk): Likewise.
3879 (expand_builtin_memcpy): Likewise.
3880 (expand_builtin_mempcpy): Likewise.
3881 (expand_builtin_mempcpy_args): New.
3882 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3883 (expand_builtin_memmove_args): New.
3884 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3885 (expand_movstr): Likewise.
3886 (expand_builtin_strcpy): Likewise.
3887 (expand_builtin_strcpy_args): New.
3888 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3889 (expand_builtin_strncpy): Likewise.
3890 (expand_builtin_memset): Likewise.
3891 (expand_builtin_memset_args): New.
3892 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3893 (expand_builtin_memcmp): Likewise.
3894 (expand_builtin_strcmp): Likewise.
3895 (expand_builtin_strncmp): Likewise.
3896 (expand_builtin_strcat): Likewise.
3897 (expand_builtin_strncat): Likewise.
3898 (expand_builtin_strspn): Likewise.
3899 (expand_builtin_strcspn): Likewise.
3900 (expand_builtin_args_info): Likewise.
3901 (expand_builtin_va_start): Likewise.
3902 (gimplify_va_arg_expr): Likewise.
3903 (expand_builtin_va_end): Likewise.
3904 (expand_builtin_va_copy): Likewise.
3905 (expand_builtin_frame_address): Likewise.
3906 (expand_builtin_alloca): Likewise.
3907 (expand_builtin_bswap): Likewise.
3908 (expand_builtin_unop): Likewise.
3909 (expand_builtin_fputs): Likewise.
3910 (expand_builtin_expect): Likewise.
3911 (expand_builtin_fabs): Likewise.
3912 (expand_builtin_copysign): Likewise.
3913 (expand_builtin_printf): Likewise.
3914 (expand_builtin_fprintf): Likewise.
3915 (expand_builtin_sprintf): Likewise.
3916 (expand_builtin_init_trampoline): Likewise.
3917 (expand_builtin_signbit): Likewise.
3918 (expand_builtin_fork_or_exec): Likewise.
3919 (expand_builtin_sync_operation): Likewise.
3920 (expand_builtin_compare_and_swap): Likewise.
3921 (expand_builtin_lock_test_and_set): Likewise.
3922 (expand_builtin_lock_release): Likewise.
3923 (expand_builtin): Likewise.
3924 (builtin_mathfn_code): Likewise.
3926 (fold_builtin_constant_p): Pass call arguments individually instead
3927 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3928 accessors and constructors. Return NULL_TREE instead of 0.
3929 (fold_builtin_expect): Likewise.
3930 (fold_builtin_classify_type): Likewise.
3931 (fold_builtin_strlen): Likewise.
3932 (fold_builtin_nan): Likewise.
3933 (integer_valued_real_p): Likewise.
3934 (fold_trunc_transparent_mathfn): Likewise.
3935 (fold_fixed_mathfn): Likewise.
3936 (fold_builtin_cabs): Likewise.
3937 (fold_builtin_sqrt): Likewise.
3938 (fold_builtin_cbrt): Likewise.
3939 (fold_builtin_cos): Likewise.
3940 (fold_builtin_cosh): Likewise.
3941 (fold_builtin_tan): Likewise.
3942 (fold_builtin_sincos): Likewise.
3943 (fold_builtin_cexp): Likewise.
3944 (fold_builtin_trunc): Likewise.
3945 (fold_builtin_floor): Likewise.
3946 (fold_builtin_ceil): Likewise.
3947 (fold_builtin_round): Likewise.
3948 (fold_builtin_int_roundingfn): Likewise.
3949 (fold_builtin_bitop): Likewise.
3950 (fold_builtin_bswap): Likewise.
3951 (fold_builtin_logarithm): Likewise.
3952 (fold_builtin_hypot): Likewise.
3953 (fold_builtin_pow): Likewise.
3954 (fold_builtin_powi): Likewise.
3955 (fold_builtin_exponent): Likewise.
3956 (fold_builtin_memset): Likewise.
3957 (fold_builtin_bzero): Likewise.
3958 (fold_builtin_memory_op): Likewise.
3959 (fold_builtin_bcopy): Deleted; call site changed to invoke
3960 fold_builtin_memory_op directly.
3961 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3962 (fold_builtin_strncpy): Likewise.
3963 (fold_builtin_memcmp): Likewise.
3964 (fold_builtin_strcmp): Likewise.
3965 (fold_builtin_strncmp): Likewise.
3966 (fold_builtin_signbit): Likewise.
3967 (fold_builtin_copysign): Likewise.
3968 (fold_builtin_isascii): Likewise.
3969 (fold_builtin_toascii): Likewise.
3970 (fold_builtin_isdigit): Likewise.
3971 (fold_builtin_fabs): Likewise.
3972 (fold_builtin_abs): Likewise.
3973 (fold_builtin_fmin_fmax): Likewise.
3974 (fold_builtin_carg): Likewise.
3975 (fold_builtin_classify): Likewise.
3976 (fold_builtin_unordered_cmp): Likewise.
3978 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3979 New functions split out from fold_builtin_1.
3980 (fold_builtin_n): New.
3981 (fold_builtin_varargs): New.
3982 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3984 (fold_call_expr): New.
3985 (build_function_call_expr): Rewrite to use new helper function.
3986 (fold_builtin_call_list): New.
3987 (build_call_expr): New.
3988 (fold_builtin_call_valist): New.
3989 (rewrite_call_expr): New.
3990 (validate_arg): New.
3991 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3992 of an arglist. Change return type to bool. Use new CALL_EXPR
3995 (fold_builtin_strstr): Pass call arguments individually instead
3996 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3997 accessors and constructors. Return NULL_TREE instead of 0.
3998 (fold_builtin_strchr): Likewise.
3999 (fold_builtin_strrchr): Likewise.
4000 (fold_builtin_strpbrk): Likewise.
4001 (fold_builtin_strcat): Likewise.
4002 (fold_builtin_strncat): Likewise.
4003 (fold_builtin_strspn): Likewise.
4004 (fold_builtin_strcspn): Likewise.
4005 (fold_builtin_fputs): Likewise.
4006 (fold_builtin_next_arg): Likewise.
4007 (fold_builtin_sprintf): Likewise.
4009 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4010 NULL_RTX instead of 0.
4011 (expand_builtin_memory_chk): Likewise.
4012 (maybe_emit_chk_warning): Likewise.
4013 (maybe_emit_sprintf_chk_warning): Likewise.
4015 (fold_builtin_object_size): Pass call arguments individually instead
4016 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4017 accessors and constructors. Return NULL_TREE instead of 0.
4018 (fold_builtin_memory_chk): Likewise.
4019 (fold_builtin_stxcpy_chk): Likewise.
4020 (fold_builtin_strncpy_chk): Likewise.
4021 (fold_builtin_strcat_chk): Likewise.
4022 (fold_builtin_strcat_chk): Likewise.
4023 (fold_builtin_strncat_chk): Likewise.
4024 (fold_builtin_sprintf_chk): Likewise.
4025 (fold_builtin_snprintf_chk): Likewise.
4026 (fold_builtin_printf): Likewise.
4027 (fold_builtin_vprintf): Likewise.
4029 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4031 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4032 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4033 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4034 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4035 (fold_unary): Likewise.
4036 (fold_binary): Likewise.
4037 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4038 ternary expressions.
4039 (fold): Add logic for tcc_vl_exp.
4040 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4041 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4042 (fold_build3_stat): Add assertion to flag broken interface for
4043 constructing CALL_EXPRs.
4044 (fold_build_call_list): New.
4045 (fold_build_call_list_initializer): New.
4046 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4048 (fold_strip_sign_ops): Likewise.
4050 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4051 Brooks Moses <brooks.moses@codesourcery.com>
4052 Lee Millward <lee.millward@codesourcery.com>
4054 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4055 accessors and dump arguments explicitly.
4057 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4059 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4061 (print_call_name): Use new CALL_EXPR accessors.
4063 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4064 CALL_EXPR arguments explicitly instead of as a list. Use
4065 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4067 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4068 (vrp_visit_stmt): Likewise.
4070 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4071 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4073 (force_move_till_expr): Likewise.
4075 * targhooks.c (default_external_stack_protect_fail): Use
4076 build_call_expr instead of build_function_call_expr.
4077 (default_hidden_stack_protect_fail): Likewise.
4079 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4082 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4083 and walk arguments explicitly.
4085 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4086 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4087 (expand_simple_operations): Likewise.
4088 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4090 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4091 of TREE_CODE_LENGTH.
4092 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4094 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4095 instead of TREE_CODE_LENGTH.
4097 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4098 (tree_ic_transform): Likewise.
4099 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4100 parameter instead of arglist. Fix callers.
4101 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4102 (tree_stringops_transform): Likewise.
4103 (tree_indirect_call_to_profile): Likewise.
4104 (tree_stringops_values_to_profile): Likewise.
4106 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4107 (eliminate_tail_call): Likewise.
4109 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4111 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4112 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4114 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4116 * omp-low.c (build_omp_barrier): Use build_call_expr.
4117 (lower_rec_input_clauses): Likewise.
4118 (lower_reduction_clauses): Likewise.
4119 (expand_parallel_call): Likewise.
4120 (maybe_catch_exception): Likewise.
4121 (expand_omp_for_generic): Likewise.
4122 (expand_omp_for_static_nochunk): Likewise.
4123 (expand_omp_sections): Likewise.
4124 (lower_omp_single_simple): Likewise.
4125 (lower_omp_single_copy): Likewise.
4126 (lower_omp_master): Likewise.
4127 (lower_omp_ordered): Likewise.
4128 (lower_omp_critical): Likewise.
4130 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4131 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4133 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4134 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4135 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4137 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4138 and generalize to handle any number of operands.
4139 (chrec_contains_undetermined): Likewise.
4140 (tree_contains_chrecs): Likewise.
4141 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4143 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4145 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4146 fold_call_expr instead of fold_builtin.
4147 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4148 match declarations there.
4149 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4152 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4153 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4155 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4156 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4158 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4161 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4162 (execute_cse_sincos): Use new CALL_EXPR accessors.
4164 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4166 * gimple-low.c (lower_function_body): Use build_call_expr.
4167 (lower_builtin_setjmp): Likewise.
4169 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4170 (set_storage_via_libcall): Likewise.
4171 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4172 instead of TREE_CODE_LENGTH.
4173 (expand_expr_real_1): Use new CALL_EXPR accessors.
4175 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4176 generalize to handle any number of operands.
4177 (TB_parent_eq): Likewise.
4179 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4180 (strip_builtin_expect): Likewise.
4182 * function.c (gimplify_parameters): Use build_call_expr.
4184 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4185 instead of TREE_CODE_LENGTH.
4187 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4188 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4190 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4193 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4194 (gimplify_decl_expr): Likewise.
4195 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4196 Use new CALL_EXPR iterators.
4197 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4198 (gimplify_modify_expr_to_memset): Likewise.
4199 (gimplify_variable_sized_compare): Likewise.
4200 (gimplify_omp_atomic_fetch_op): Likewise.
4201 (gimplify_omp_atomic_pipeline): Likewise.
4202 (gimplify_omp_atomic_mutex): Likewise.
4203 (gimplify_function_tree): Likewise.
4205 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4206 (call_expr_flags): Likewise.
4207 (expand_call): Likewise.
4209 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4210 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4213 * coverage.c (create_coverage): Use build_call_expr.
4215 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4216 (temp_call_expr_obstack): New.
4217 (pool_copy_list): Delete.
4218 (temp_copy_call_expr): New.
4219 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4220 CALL_EXPR accessors. Get rid of special goo for copying argument
4221 lists and use temp_copy_call_expr instead.
4222 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4223 CALL_EXPR accessors.
4224 (create_expression_by_pieces): Likewise. Use build_call_array
4225 to construct the result instead of fold_build3.
4226 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4227 dealing with argument lists.
4228 (init_pre): Remove references to expression_node_pool and
4229 list_node_pool. Init temp_call_expr_obstack instead.
4230 (fini_pre): Remove references to expression_node_pool and
4233 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4234 and walk arguments explicitly instead of as a list.
4236 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4237 (mx_register_decls): Likewise.
4238 (mudflap_register_call): Likewise.
4239 (mudflap_finish_file): Likewise.
4241 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4242 (ipa_callsite_compute_param): Likewise.
4244 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4245 accessors and constructor.
4247 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4248 accessors and constructor.
4249 (convert_tramp_reference): Likewise.
4250 (convert_call_expr): Likewise.
4251 (finalize_nesting_tree_1): Likewise.
4253 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4256 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4258 * tree-inline.c (initialize_inlined_parameters): Pass entire
4259 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4261 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4262 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4264 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4265 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4266 (vectorizable_reduction): Likewise.
4267 (vectorizable_call): Use new CALL_EXPR iterators.
4268 (vectorizable_conversion): Use build_call_expr.
4269 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4270 (vect_gen_widened_results_half): Use build_call_expr.
4271 (vect_setup_realignment): Likewise.
4272 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4274 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4275 (pass_through_call): Likewise.
4276 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4279 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4280 (tree_gen_pow2_profiler): Likewise.
4281 (tree_gen_one_value_profiler): Likewise.
4282 (tree_gen_ic_func_profiler): Likewise.
4283 (tree_gen_average_profiler): Likewise.
4284 (tree_gen_ior_profiler): Likewise.
4286 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4287 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4288 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4290 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4291 of TREE_CODE_LENGTH.
4293 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4294 of TREE_CODE_LENGTH.
4296 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4298 (convert_to_integer): Likewise.
4300 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4304 Brooks Moses <brooks.moses@codesourcery.com>
4305 Lee Millward <lee.millward@codesourcery.com>
4307 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4309 * config/frv/frv.c (frv_expand_builtin): Likewise.
4310 * config/s390/s390.c (s390_expand_builtin): Likewise.
4312 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4313 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4315 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4316 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4317 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4318 (ix86_expand_store_builtin): Likewise.
4319 (ix86_expand_unop_builtin): Likewise.
4320 (ix86_expand_unop1_builtin): Likewise.
4321 (ix86_expand_sse_compare): Likewise.
4322 (ix86_expand_sse_comi): Likewise.
4323 (ix86_expand_vec_init_builtin): Likewise.
4324 (ix86_expand_vec_ext_builtin): Likewise.
4325 (ix86_expand_vec_set_builtin): Likewise.
4326 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4328 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4329 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4331 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4332 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4333 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4335 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4337 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4338 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4339 arglist. Use new CALL_EXPR accessors. Fix callers.
4340 (altivec_expand_abs_builtin): Likewise.
4341 (rs6000_expand_binop_builtin): Likewise.
4342 (altivec_expand_predicate_builtin): Likewise.
4343 (altivec_expand_lv_builtin): Likewise.
4344 (spe_expand_stv_builtin): Likewise.
4345 (altivec_expand_stv_builtin): Likewise.
4346 (rs6000_expand_ternop_builtin): Likewise.
4347 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4348 (altivec_expand_st_builtin): Likewise.
4349 (altivec_expand_dst_builtin): Likewise.
4350 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4351 arglist. Use new CALL_EXPR accessors. Fix callers.
4352 (altivec_expand_vec_set_builtin): Likewise.
4353 (altivec_expand_vec_ext_builtin): Likewise.
4354 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4355 (spe_expand_builtin): Likewise.
4356 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4357 arglist. Use new CALL_EXPR accessors. Fix callers.
4358 (spe_expand_evsel_builtin): Likewise.
4359 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4360 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4362 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4363 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4364 (arm_expand_unop_builtin): Likewise.
4365 (arm_expand_builtin): Use new CALL_EXPR accessors.
4367 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4370 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4371 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4372 (bfin_expand_unop_builtin): Likewise.
4373 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4375 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4376 Brooks Moses <brooks.moses@codesourcery.com>
4377 Lee Millward <lee.millward@codesourcery.com>
4379 * c-semantics.c (build_stmt): Add internal diagnostic check.
4381 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4382 accessors. Print arguments explicitly instead of as a list.
4384 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4386 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4387 (c_finish_omp_flish): Likewise.
4389 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4390 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4391 instead of TREE_CODE_LENGTH.
4392 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4393 (c_warn_unused_result): Likewise.
4395 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4398 * doc/invoke.texi (Warning Options): Remove
4399 -Werror-implicit-function-declaration.
4400 (Wimplicit-function-declaration): Update description.
4401 * opts.c (common_handle_option): Move handling of -Werror=* to...
4402 (enable_warning_as_error): ...here.
4403 * opts.h (enable_warning_as_error): Declare.
4404 * c-decl.c (implicit_decl_warning): Unless
4405 -Wno-implicit-function-declaration is given, emit a pedwarn if
4406 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4407 * c.opt (Wimplicit-function-declaration): Replace
4408 mesg_implicit_function_declaration with
4409 warn_implicit_function_declaration.
4410 * c-opts.c (c_common_handle_option):
4411 -Werror-implicit-function-declaration is exactly equal as
4412 -Werror=implicit-function-declaration.
4413 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4414 warn_implicit_function_declaration.
4415 (c_common_post_options): -Wimplict-function-declaration is enabled
4416 by default by -std=c99, otherwise is disabled by default.
4417 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4419 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4421 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4422 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4423 former is ignored but not the latter.
4425 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4427 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4428 is made and the reference doesn't use the alias set of its type,
4429 do not create the temporary using that type.
4431 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4433 * jump.c: Remove prototypes for delete_computation and
4434 delete_prior_computation.
4436 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4438 * jump.c (get_label_after): Delete.
4439 (get_label_before, delete_computation, delete_jump,
4440 delete_prior_computation, follow_jumps): Move...
4441 * reorg.c (delete_computation, delete_prior_computation): ... here...
4442 (get_label_before, delete_jump): ... making these static ...
4443 (follow_jumps): ... and simplifying this since it only runs after
4445 * rtl.h (get_label_after, get_label_before, delete_jump,
4446 follow_jumps): Delete prototypes.
4448 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4450 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4452 2007-02-15 Nick Clifton <nickc@redhat.com>
4454 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4455 order to prevent it from being munged by the target.
4457 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.md: Remove misleading comment.
4461 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4463 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4464 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4467 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4469 * tree-sra.c (instantiate_missing_elements): Canonicalize
4471 (sra_build_assignment): New.
4472 (generate_copy_inout, generate_element_copy,
4473 generate_element_zero, generate_one_element_init): Use it.
4475 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4477 * tree-sra.c (instantiate_missing_elements): Canonicalize
4479 (sra_build_assignment): New.
4480 (generate_copy_inout, generate_element_copy,
4481 generate_element_zero, generate_one_element_init): Use it.
4483 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4485 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4488 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4491 types as aggregates not scalars.
4492 * function.c (assign_stack_temp_for_type): Likewise.
4494 2007-02-14 Roger Sayle <roger@eyesopen.com>
4495 Zdenek Dvorak <dvorakz@suse.cz>
4497 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4500 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4502 * passes.c (next_pass_1): Clear the next field of the copied
4505 2007-02-14 Richard Henderson <rth@redhat.com>
4507 * tree-sra.c (early_sra): New.
4508 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4509 (tree_sra_early, pass_sra_early): New.
4510 * tree-pass.h (pass_sra_early): Declare.
4511 * passes.c (init_optimization_passes): Use it.
4513 2007-02-14 Richard Guenther <rguenther@suse.de>
4515 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4517 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4519 PR tree-optimization/30771
4520 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4522 (vect_analyze_operations): Induction phis can now be marked as
4524 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4525 Update documentation accordingly.
4527 2007-02-14 Nick Clifton <nickc@redhat.com>
4529 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4530 most 3 arguments are supported.
4531 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4533 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4535 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4536 Ensure dst->current is valid.
4538 2007-02-13 Paul Brook <paul@codesourcery.com>
4540 * config.gcc: Add arm*-*-uclinux-*eabi.
4541 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4542 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4543 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4544 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4545 (LINK_SPEC): Define.
4547 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4549 * config/arm/uclinux-eabi.h: New file.
4550 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4551 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4554 2007-02-13 Ian Lance Taylor <iant@google.com>
4556 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4557 * flags.h (warn_strict_overflow): Declare.
4558 (enum warn_strict_overflow_code): Define.
4559 (issue_strict_overflow_warning): New static inline function.
4560 * opts.c (warn_strict_overflow): New variable.
4561 (common_handle_option): Handle OPT_Wstrict_overflow and
4562 OPT_Wstrict_overflow_.
4563 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4565 * fold-const.c: Include intl.h.
4566 (fold_deferring_overflow_warnings): New static variable.
4567 (fold_deferred_overflow_warning): New static variable.
4568 (fold_deferred_overflow_code): New static variable.
4569 (fold_defer_overflow_warnings): New function.
4570 (fold_undefer_overflow_warnings): New function.
4571 (fold_undefer_and_ignore_overflow_warnings): New function.
4572 (fold_deferring_overflow_warnings_p): New function.
4573 (fold_overflow_warning): New static function.
4574 (make_range): Add strict_overflow_p parameter. Change all
4576 (extract_muldiv, extract_muldiv_1): Likewise.
4577 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4578 tree_expr_nonnegative_p.
4579 (fold_negate_expr): Call fold_overflow_warning.
4580 (fold_range_test): Likewise.
4581 (fold_comparison): Likewise.
4582 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4583 instead of tree_expr_nonnegative_p.
4584 (tree_expr_nonnegative_warnv_p): Rename from
4585 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4586 (tree_expr_nonnegative_p): New function.
4587 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4588 strict_overflow_p parameter.
4589 (tree_expr_nonzero_p): New function.
4590 * passes.c (verify_interpass_invariants): New static function.
4591 (execute_one_pass): Call it.
4592 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4594 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4595 (estimate_numbers_of_iterations): Likewise.
4596 (scev_probably_wraps_p): Likewise.
4597 * tree-ssa-ccp.c: Include "toplev.h".
4598 (evaluate_stmt): Defer fold overflow warnings until we know we are
4600 (struct fold_stmt_r_data): Add stmt field.
4601 (fold_stmt_r): Defer fold overflow warnings until we know we
4603 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4604 (fold_stmt_inplace): Likewise.
4605 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4606 (cleanup_control_expr_graph): Defer fold overflow warnings until
4607 we know we are going to optimize.
4608 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4609 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4611 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4612 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4613 * tree-ssa-loop-manip.c (create_iv): Likewise.
4614 * c-typeck.c (build_conditional_expr): Likewise.
4615 (build_binary_op): Likewise.
4616 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4617 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4618 (extract_range_from_unary_expr): Likewise.
4619 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4620 assuming that signed overflow does not occur.
4621 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4622 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4623 (fold_defer_overflow_warnings): Declare.
4624 (fold_undefer_overflow_warnings): Declare.
4625 (fold_undefer_and_ignore_overflow_warnings): Declare.
4626 (fold_deferring_overflow_warnings_p): Declare.
4627 (tree_expr_nonzero_warnv_p): Declare.
4628 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4630 (Warning Options): Document -Wstrict-overflow.
4631 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4632 (tree-ssa-ccp.o): Likewise.
4633 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4634 (fold-const.o): Depend on intl.h.
4636 2007-02-13 Ian Lance Taylor <iant@google.com>
4639 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4642 2007-02-13 Stuart Hastings <stuart@apple.com>
4644 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4646 2007-02-13 Richard Henderson <rth@redhat.com>
4648 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4649 handled_component_p before looking for the indirect_ref.
4651 2007-02-13 Richard Henderson <rth@redhat.com>
4653 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4654 remove flags clobber.
4655 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4656 (bswaphi_lowpart): New.
4657 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4658 remove TARGET_BSWAP test. Delete expander of the same name.
4660 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4661 (expand_unop): Use them.
4663 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4666 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4667 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4668 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4669 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4670 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4671 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4672 assembler dialect choice from asm templates.
4674 2007-02-12 Richard Henderson <rth@redhat.com>
4676 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4677 (fixuns_trunc<SSEMODEF>si2): Use it.
4678 * config/i386/sse.md (vec_setv4sf_0): Export.
4679 * config/i386/i386.c (ix86_build_const_vector): Export.
4680 (ix86_split_convert_uns_si_sse): Rename from
4681 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4682 * config/i386/i386-protos.h: Update.
4684 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4687 * c-typeck.c (c_finish_return): Improve warning message.
4689 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4691 * alias.c (find_symbolic_term): Delete unused function.
4693 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4695 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4696 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4697 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4699 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4701 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4702 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4703 the function, temporarily point the debug interface to the null one.
4705 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4707 * dwarf2out.c (round_up_to_align): New static function.
4708 (field_byte_offset): Use it to round the offset.
4710 2007-02-12 Richard Henderson <rth@redhat.com>
4712 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4713 (inswl_const): Export.
4715 2007-02-12 Richard Henderson <rth@redhat.com>
4717 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4718 result mode of the libcall, convert back to outmode.
4720 2007-02-12 Roger Sayle <roger@eyesopen.com>
4722 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4723 (bswapdi2): New define_expand to implement 32-bit implementation.
4725 2007-02-12 Nick Clifton <nickc@redhat.com>
4727 * doc/invoke.texi (Overall Options): Document --help=.
4728 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4729 (cc1_options): Pass --help= on to cc1.
4730 (display_help): Add description of --help=.
4731 (process_command): Add code to handle --help=. Allow translated
4732 --help and --target-help switches to be passed on to compiler
4734 (main): Remove unused if statement.
4735 * opts.c (columns): Remove.
4736 (LEFT_COLUMN): Define.
4737 (wrap_help): Add columns argument.
4738 (print_filtered_help): Change parameters to be an include bitmask,
4739 an exclude bitmask, an any bitmask and the column width. Move the
4740 code to display the params list here. Add code to display the
4741 status of options rather than their descriptions if the quiet flag
4743 (print_specific_help): Change parameters to be an include bitmask,
4744 an exclude bitmask and an any bitmask. Move code to look up the
4745 column width here. Decide upon the title for an options listing.
4746 (common_handle_options): Add code to handle --help=. Adapt code
4747 for --help and --target-help to use the revised form of the
4748 print_specific_help function.
4749 (print_help): Delete.
4750 (print_param_help): Delete.
4751 (print_switch): Delete.
4752 * opts.h (cl_lang_count): Add prototype.
4753 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4754 CL_MAX_OPTION_CLASS): New defines.
4755 * optc-gen.awk: Add construction of cl_lang_count.
4756 * c.opt: Add Warning attribute to warning options and Optimization
4757 attribute to optimization options.
4758 * common.opt: Likewise.
4760 Add -fhelp and -ftarget-help as aliases for the transformed --help
4761 and --target-help options.
4762 * opt-functions.awk: Add code to handle Warning and Optimization
4765 2007-02-12 Richard Henderson <rth@redhat.com>
4767 * config/alpha/constraints.md: New file.
4768 * config/alpha/alpha.c: Include tm-constrs.h.
4769 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4770 alpha_extra_constraint): Remove.
4771 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4772 * config/alpha/alpha-protos.h: Update.
4773 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4774 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4775 (EXTRA_CONSTRAINT): Remove.
4776 * config/alpha/alpha.md: Include constraints.md.
4777 (adddi splitter): Use satisfies_constraint_*.
4778 * config/alpha/predicates.md (add_operand): Likewise.
4779 (sext_add_operand, addition_operation): Likewise.
4781 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4783 PR tree-optimization/29145
4784 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4785 in our handling of restrict qualified pointers.
4787 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4790 * doc/invoke.texi (Wunused-value): Update description.
4791 (Wextra): Delete item.
4792 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4793 value of Wunused-value.
4794 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4795 (c_finish_stmt_expr): Don't check extra_warnings.
4796 (emit_side_effect_warnings): The caller is responsible to check
4799 2007-02-11 Roger Sayle <roger@eyesopen.com>
4800 Matt Thomas <matt@3am-software.com>
4802 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4804 2007-02-11 Roger Sayle <roger@eyesopen.com>
4806 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4807 comparisons of POPCOUNT against zero.
4808 (simplify_const_relational_operation): Likewise.
4810 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4814 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4816 * dwarf2out.c (root_type): Delete unused function.
4818 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4820 * genattrtab.c (contained_in_p): Delete unused function.
4821 (write_expr_attr_cache): Likewise.
4823 2007-02-11 Jan Hubicka <jh@suse.cz>
4825 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4828 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4830 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4831 to add the REG_EQ* note.
4832 * see.c (see_merge_one_use_extension): Likewise.
4833 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4834 turn REG_EQUAL notes into REG_EQUIV notes if the target
4835 register may have more than one set.
4836 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4837 * gcse.c (try_replace_reg): Likewise.
4838 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4839 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4840 more than one REG_EQUIV note.
4841 * reload1.c (gen_reload): Use set_unique_reg_note.
4843 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4846 (ix86_builtin_conversion): New function.
4848 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4851 * tree.h (DECL_REPLACEABLE_P): New macro.
4852 * except.c (set_nothrow_function_flags): Likewise.
4854 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4855 Ira Rosen <irar@il.ibm.com>
4856 Dorit Nuzman <dorit@il.ibm.com>
4858 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4859 * targhooks.c (default_builtin_vectorized_conversion): New.
4860 * targhooks.h (default_builtin_vectorized_function): New declaration.
4861 * target.h (struct vectorize): Add builtin_conversion field.
4862 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4863 stmt_vec_info_type value.
4864 (vectorizable_conversion): New declaration.
4865 * tree-vect-analyze.c (vect_analyze_operations): Add
4866 vectorizable_conversion call.
4867 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4868 * tree-vect-transform.c (vectorizable_conversion): New function.
4869 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4870 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4872 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4873 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4874 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4875 or ALTIVEC_BUILTIN_VCFSX.
4877 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4880 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4881 CONST_DOUBLE and operand 0 is a hard register.
4882 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4883 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4884 is a hard floating-point register.
4886 2007-02-10 Richard Henderson <rth@redhat.com>
4887 Jakub Jelinek <jakub@redhat.com>
4888 Alexandre Oliva <aoliva@redhat.com>
4890 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4891 * builtin-types.def (BT_WORD): Make unsigned.
4892 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4893 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4894 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4895 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4896 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4897 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4899 * expr.c (emutls_var_address): New.
4900 (expand_expr_real_1): Expand emulated tls.
4901 (expand_expr_addr_expr_1): Likewise.
4902 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4903 * output.h (emutls_finish): Declare.
4904 * toplev.c (compile_file): Call it.
4905 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4906 address before wrapping in CONST.
4907 * varasm.c (emutls_htab, emutls_object_type): New.
4908 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4909 (get_emutls_object_name, get_emutls_object_type): New.
4910 (get_emutls_init_templ_addr, emutls_decl): New.
4911 (emutls_common_1, emutls_finish): New.
4912 (assemble_variable): When emulating tls, swap decls; generate
4913 constructor for the emutls objects.
4914 (do_assemble_alias): When emulating tls, swap decl and target name.
4915 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4917 * varpool.c (decide_is_variable_needed): Look at force_output.
4918 Recurse for emulated tls.
4919 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4920 with decide_is_variable_needed.
4921 * emutls.c: New file.
4922 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4923 tls_object for real tls.
4925 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4927 PR rtl-optimization/29599
4928 * reload1.c (eliminate_regs_in_insn): Take the destination
4929 mode into account when computing the offset.
4931 2007-02-09 Stuart Hastings <stuart@apple.com>
4932 Richard Henderson <rth@redhat.com>
4934 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4935 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4936 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4937 fixuns_truncdfhi2): New.
4938 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4939 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4940 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4941 (floatunssidf2): Allow nonimmediate source.
4942 * gcc/config/i386/sse.md (movdi_to_sse): New.
4943 (vec_concatv2di): Drop '*'.
4944 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4945 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4946 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4948 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4949 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4950 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4951 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4952 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4953 ix86_build_const_vector.
4954 (x86_emit_floatuns): Rewrite.
4956 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4958 * genautomata.c (longest_path_length): Delete unused function.
4959 (struct state): Delete unused longest_path_length.
4960 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4961 (get_free_state): Delete unused.
4963 2007-02-09 Jan Hubicka <jh@suse.cz>
4965 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4966 * doc/invoke.texi (inline-unit-growth): Update default value.
4968 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4969 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4970 (rebuild_cgraph_edges): Likewise.
4971 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4972 (dump_cgraph_node): Dump frequencies.
4973 (cgraph_clone_edge): Add frequency scales.
4974 (cgraph_clone_node): Add freuqnecy.
4975 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4976 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4977 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4978 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4979 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4980 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4981 (save_inline_function_body): Likewise.
4982 * ipa-inline.c: inluce rtl.h
4983 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4984 (cgraph_edge_badness): Use frequencies.
4985 (cgraph_decide_recursive_inlining): Update clonning.
4986 (cgraph_decide_inlining_of_small_function): Dump frequency.
4987 * predict.c (estimate_bb_frequencies): Export.
4988 * predict.h (estimate_bb_frequencies): Declare.
4989 * tree-inline.c (copy_bb): Watch overflows.
4990 (expand_call_inline): Update call of cgraph_create_edge.
4991 (optimize_inline_calls): Use TODO flags to update frequnecies.
4992 * passes.h: Include predict.h
4993 (init_optimization_passes): Move profile ahead.
4994 (execute_function_todo): Handle TODO_rebuild_frequencies.
4996 2007-02-09 Roger Sayle <roger@eyesopen.com>
4998 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4999 the insbl or inswl pattern into a register.
5001 2007-02-09 Roger Sayle <roger@eyesopen.com>
5003 * config/ia64/ia64.md (bswapdi2): New define_insn.
5005 2007-02-09 Richard Henderson <rth@redhat.com>
5007 * config/i386/constraints.md (Ym): New constraint.
5008 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5009 (movdi_1_rex64): Split sse and xmm general register moves from
5010 memory move alternatives. Use conditional register constraints.
5011 (movsf_1, movdf_integer): Likewise.
5012 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5013 (movdf_integer_rex64): New.
5014 (pushsf_rex64): Fix output constraints.
5015 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5016 (sse2_stored): Likewise.
5017 (sse2_storeq_rex64): New.
5018 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5019 amd and not generic.
5020 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5021 for optimize_size. Remove SF/DFmode hack.
5023 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5025 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5028 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5029 Richard Sandiford <richard@codesourcery.com>
5031 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5032 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5033 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5034 m68k/t-mlib to tmake_file.
5035 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5036 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5037 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5038 Allow it to be cf or m68k. Set m68k_arch_family. If that
5039 variable is not empty, add t-$m68k_arch_family to tmake_file.
5040 Add t-mlibs to tmake_file.
5041 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5042 * config/m68k/t-cf: New file.
5043 * config/m68k/t-m68k: Likewise.
5044 * config/m68k/t-mlibs: Likewise.
5045 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5046 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5047 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5048 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5049 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5051 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5052 (INSTALL_LIBGCC): Delete.
5053 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5054 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5055 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5056 (M68K_MLIB_CPU): Define.
5057 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5058 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5059 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5061 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5062 Richard Guenther <rguenther@suse.de>
5065 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5066 against INT_MIN/INT_MAX.
5067 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5068 file if a loop is removed.
5070 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5072 * calls.c (store_one_arg): Pass correct alignment to
5073 emit_push_insn for non-BLKmode values.
5074 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5075 unaligned stack slot via a suitably aligned slot.
5077 2007-02-08 DJ Delorie <dj@redhat.com>
5079 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5081 (legal_subregs): Use unsigned char, make const.
5082 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5084 2007-02-08 Paul Brook <paul@codesourcery.com>
5086 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5087 special interworking needed.
5089 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5091 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5092 conditional to __SSE2__.
5093 (Entries below should have been added to first ChangeLog
5094 entry for amdfam10 dated 2007-02-05)
5095 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5097 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5099 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5102 2007-02-08 DJ Delorie <dj@redhat.com>
5104 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5105 * config/m32c/m32c.c (legal_subregs): New.
5106 (m32c_illegal_subreg_p): New.
5107 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5108 unsupported subregs of hard regs.
5110 2007-02-08 Jan Hubicka <jh@suse.cz>
5112 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5113 the same one; always update histograms.
5115 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5117 * passes.c (init_optimization_passes): Tidy comment.
5119 2007-02-08 Roger Sayle <roger@eyesopen.com>
5121 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5122 strip zero_extend, bswap and rotates from POCOUNT's argument.
5123 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5124 zero_extend and rotates from PARITY's argument.
5125 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5126 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5127 of an integer constant at compile-time.
5129 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5132 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5134 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5137 * tree-ssa-live.c (remove_unused_locals): Do not remove
5138 TREE_ADDRESSABLE variables.
5139 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5140 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5141 FOR_CLOBBER. Update all users.
5142 If VAR has an associated alias set, add a virtual operand for
5143 it if no alias is found to conflict with the memory reference.
5145 2007-02-07 Jan Hubicka <jh@suse.cz>
5146 Robert Kidd <rkidd@crhc.uiuc.edu>
5148 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5150 2007-02-07 Ian Lance Taylor <iant@google.com>
5152 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5154 2007-02-07 Roger Sayle <roger@eyesopen.com>
5156 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5157 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5158 tablejumpdi, movsi_to_cr_one): Remove constraints from
5159 define_expand's match_operands.
5161 2007-02-07 Roger Sayle <roger@eyesopen.com>
5163 * global.c (compute_regsets): Move declatation of "i" inside of
5164 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5166 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5169 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5170 of INDIRECT_REF <RESULT_DECL>.
5172 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5174 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5175 Kaz Kojima <kkojima@gcc.gnu.org>
5178 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5180 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5182 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5184 * doc/loop.texi: Document possibility not to perform disambiguation
5185 of loops with multiple latches.
5186 * cfgloopmanip.c (alp_enum_p): Removed.
5187 (add_loop): Handle subloops. Use get_loop_body_with_size.
5188 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5189 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5190 the new forwarder block.
5191 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5192 Handle the case latch is NULL.
5193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5194 when marking loop exits.
5195 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5197 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5198 disambiguate_loops_with_multiple_latches.
5199 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5200 before fix_loop_structure.
5201 * cfgloop.c: Include pointer-set.h and output.h.
5202 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5203 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5204 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5205 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5206 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5207 disambiguate_multiple_latches, get_loop_body_with_size,
5208 disambiguate_loops_with_multiple_latches): New functions.
5209 (flow_loop_dump): Dump multiple latch edges.
5210 (flow_loop_nodes_find): Handle loops with multiple latches.
5211 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5212 (glb_enum_p): Modified.
5213 (get_loop_body): Use get_loop_body_with_size.
5214 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5215 (AVOID_CFG_MODIFICATIONS): New constant.
5216 (disambiguate_loops_with_multiple_latches, add_loop,
5217 get_loop_body_with_size): Declare.
5218 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5220 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5223 * global.c (compute_regsets): New function.
5224 (global_alloc): Refactored ELIMINABLE_REGSET
5225 and NO_GLOBAL_ALLOC_REGS computation out.
5226 (rest_of_handle_global_alloc): Call compute_regsets()
5227 for non-optimizing case.
5229 2007-02-06 Richard Henderson <rth@redhat.com>
5231 * config/i386/constraints.md (Y2): Rename from Y.
5232 (Yi): New constraint.
5233 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5234 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5235 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5236 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5237 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5238 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5239 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5240 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5241 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5242 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5243 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5244 vec_extractv2si_1): Change Y constraints to Y2.
5245 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5246 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5247 Change Y constraints to Y2.
5248 (sse2_loadld): Change Y constraints to x.
5250 2007-02-06 Roger Sayle <roger@eyesopen.com>
5252 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5253 (parity<mode>2): New define_expand using rs6000_emit_parity.
5254 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5255 rs6000_emit_parity): New functions.
5256 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5257 rs6000_emit_parity): Prototype here.
5259 2007-02-06 Ian Lance Taylor <iant@google.com>
5261 * lower-subreg.c (simple_move_operand): Reject CONST.
5262 (resolve_clobber): Call validate_change rather than directly
5263 assigning to XEXP (pat, 0).
5265 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5267 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5268 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5269 (tree-cfg.o): Remove hashtab.h dependency.
5271 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5272 (struct ivopts_data): Change niters to pointer_map_t.
5273 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5274 (niter_for_exit): Create pointer_map on demand. Change for
5276 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5277 (free_loop_data): Destroy data->niters if created and reset field.
5278 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5279 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5281 * tree-ssa-reassoc.c: Include pointer-set.h.
5282 (bb_rank): Change to long *.
5283 (operand_rank): Change to pointer_map_t.
5284 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5285 (insert_operand_rank): Accept long.
5286 (operand_entry_hash, operand_entry_eq): Remove.
5287 (get_rank): Return long. Adjust for changes above.
5288 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5290 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5292 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5293 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5294 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5296 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5297 directly since it cannot be NULL.
5298 (get_vi_for_tree): Rewrite for pointer_map API.
5299 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5300 (init_alias_vars): Create vi_for_tree as pointer_map.
5301 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5303 * tree-cfg.c: Don't include hashtab.h.
5304 (edge_to_cases): Declare as pointer_map.
5305 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5307 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5308 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5309 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5311 (record_switch_edge): Delete.
5312 (get_cases_for_edge): Adjust for pointer_map API, inline
5313 record_switch_edge (rewritten for new API), remove goto.
5315 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5317 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5318 * tree-nested.c: Include pointer-set.h.
5319 (var_map_elt, var_map_eq, var_map_hash): Delete.
5320 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5322 (nesting_info_bitmap_obstack): New.
5323 (lookup_field_for_decl): Adjust for pointer_map API.
5324 (lookup_tramp_for_decl): Adjust for pointer_map API.
5325 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5326 (get_local_debug_decl): Adjust for pointer_map API.
5327 (convert_nl_goto_reference): Adjust for pointer_map API.
5328 (convert_nl_goto_receiver): Adjust for pointer_map API.
5329 (create_nesting_tree): Create outside GGC space. Create bitmap on
5330 the new obstack. Create field_map and var_map as pointer_maps.
5331 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5333 (lower_nested_functions): Move root here, no need to NULL it.
5334 Initialize and release the obstack.
5336 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5338 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5339 Remove prototypes and make them non-static.
5340 (struct tree_int_map): Remove.
5341 * tree.h (struct tree_int_map): Move here, turning TO into an
5343 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5345 * tree.h (TREE_COMPLEXITY): Remove.
5346 (struct tree_exp): Remove complexity field.
5347 * tree.c (build1_stat): Don't set it.
5349 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5350 Victor Kaplansky <victork@il.ibm.com>
5352 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5353 (vect_is_simple_reduction): Support reduction with induction as
5354 one of the operands.
5355 (vect_is_simple_iv_evolution): Fix formatting.
5356 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5357 formatting. Don't mark induction phis for vectorization.
5358 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5359 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5360 (vect_get_vec_def_for_operand): Support induction.
5361 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5363 (vectorizable_reduction): Support reduction with induction as one of
5365 (vectorizable_type_demotion): Use def-type of stmt argument rather
5366 than dummy def-type.
5368 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5369 flag_tree_scev_cprop.
5370 * common.opt (tree-scev-cprop): New flag.
5372 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5373 call to vect_get_new_vect_var.
5375 2007-02-06 Ira Rosen <irar@il.ibm.com>
5377 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5378 vectype is not NULL.
5379 (vect_pattern_recog_1): Likewise.
5381 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5383 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5384 (fold_negate_expr): Likewise.
5386 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5389 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5390 even if cv-qualification is the same.
5392 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5394 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5395 __enable_execute_stack on completion.
5397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5399 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5400 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5401 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5402 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5403 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5404 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5405 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5406 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5408 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5410 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5411 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5412 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5413 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5414 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5415 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5416 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5417 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5418 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5419 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5420 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5421 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5422 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5423 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5424 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5425 sqrtextenddfxf2_i387): Added amdfam10_decode.
5427 * config/i386/athlon.md (athlon_idirect_amdfam10,
5428 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5429 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5430 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5431 athlon_ivector_store_amdfam10): New define_insn_reservation.
5432 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5437 * config/i386/athlon.md (athlon_call_amdfam10,
5438 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5439 define_insn_reservation.
5440 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5441 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5442 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5446 * config/i386/athlon.md (athlon_sseld_amdfam10,
5447 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5448 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5452 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5453 define_insn_reservation.
5454 * config/i386/i386.md (sseins): Added sseins to define_attr type
5455 and define_attr unit.
5456 * config/i386/sse.md: Set type attribute to sseins for insertq
5459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5461 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5462 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5463 ssecomi_load_amdfam10, ssecomi_amdfam10,
5464 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5465 define_insn_reservation.
5466 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5470 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5471 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5472 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5473 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5474 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5475 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5476 define_insn_reservation.
5478 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5479 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5480 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5481 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5482 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5484 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5486 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5487 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5488 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5489 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5490 athlon_ssemul_load_k8): Added amdfam10.
5492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5494 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5495 (x86_sse_unaligned_move_optimal): New variable.
5497 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5499 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5500 for unaligned vector SSE double/single precision loads for AMDFAM10.
5502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5504 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5505 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5506 Define TARGET_CPU_DEFAULT_amdfam10.
5507 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5508 (processor_type): Add PROCESSOR_AMDFAM10.
5510 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5511 processor_type in config/i386/i386.h.
5512 Enable imul peepholes for TARGET_AMDFAM10.
5514 * config.gcc: Add support for --with-cpu option for amdfam10.
5516 * config/i386/i386.c (amdfam10_cost): New variable.
5517 (m_AMDFAM10): New macro.
5518 (m_ATHLON_K8_AMDFAM10): New macro.
5519 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5520 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5521 x86_promote_QImode, x86_integer_DFmode_moves,
5522 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5523 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5524 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5525 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5526 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5527 Enable/disable for amdfam10.
5528 (override_options): Add amdfam10_cost to processor_target_table.
5529 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5530 processor_alias_table.
5531 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5532 (ix86_adjust_cost): Add code for amdfam10.
5534 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5536 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5537 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5538 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5539 * config/i386/i386.h: Add builtin definition for SSE4A.
5540 * config/i386/i386.md: Add support for ABM instructions
5542 * config/i386/sse.md: Add support for SSE4A instructions
5543 (movntss, movntsd, extrq, insertq).
5544 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5545 Add -march=amdfam10 flag.
5546 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5547 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5549 * doc/extend.texi: Add documentation for SSE4A builtins.
5551 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5553 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5555 2007-02-05 Richard Guenther <rguenther@suse.de>
5557 * tree-vectorizer.h (vectorizable_function): Add argument type
5558 argument, change return type.
5559 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5560 * tree-vect-transform.c (vectorizable_function): Handle extra
5561 argument, return vectorized function decl.
5562 (build_vectorized_function_call): Remove.
5563 (vectorizable_call): Handle calls with result and argument types
5564 differing. Handle loop vectorization factor correctly.
5565 * targhooks.c (default_builtin_vectorized_function): Adjust for
5567 * targhooks.h (default_builtin_vectorized_function): Likewise.
5568 * target.h (builtin_vectorized_function): Add argument type
5570 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5571 extra argument, allow vectorizing of lrintf.
5572 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5573 documentation of target hook.
5575 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5578 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5579 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5580 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5582 2007-02-05 Roger Sayle <roger@eyesopen.com>
5584 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5585 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5586 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5587 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5588 before canonicalizing sincos to cexpi.
5589 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5591 2007-02-05 Roger Sayle <roger@eyesopen.com>
5593 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5594 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5595 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5597 2007-02-05 Roger Sayle <roger@eyesopen.com>
5599 * mips-tfile.c (initialize_init_file): Correct endianness test.
5601 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5603 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5606 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5608 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5609 saves in a PARALLEL before the register assignments.
5611 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5613 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5614 DWARF_FRAME_RETURN_COLUMN to be a general register.
5615 * dwarf2out.c (init_return_column_size): New function, split from...
5616 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5617 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5618 to be nongeneral registers.
5619 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5621 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5622 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5624 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5626 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5628 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5630 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5631 (remove_path): Use can_remove_branch_p and remove_branch instead
5632 of loop_delete_branch_edge.
5633 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5634 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5635 Update profile using scale_dominated_blocks_in_loop.
5636 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5637 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5638 (can_remove_branch_p, remove_branch): Declare.
5639 * tree-cfg.c (tree_can_remove_branch_p): New function.
5640 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5641 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5642 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5644 2007-02-05 Jan Hubicka <jh@suse.cz>
5647 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5648 nodes in cgraph, don't remove offline copy of the function.
5650 2007-02-04 Jan Hubicka <jh@suse.cz>
5652 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5653 vectors might cause maybe_lookup_element_for_expr to be called
5654 on non-sra-candidate.
5656 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5658 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5659 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5660 spelling conventions.
5662 2007-02-04 Richard Guenther <rguenther@suse.de>
5665 * fold-const.c (try_move_mult_to_index): Make sure to not
5666 overflow one dimension of a multi-dimensional array access.
5668 2007-02-04 Jan Hubicka <jh@suse.cz>
5670 * passes.c (init_optimization_passes): Reindent.
5672 2007-02-04 Jan Hubicka <jh@suse.cz>
5673 Eric Botcazou <ebotcazou@adacore.com>
5675 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5676 (execute_fixup_cfg): Break out the abnormal goto code.
5677 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5678 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5679 (optimize_inline_calls): Call make_nonlocal_label_edges.
5681 2007-02-04 Jan Hubicka <jh@suse.cz>
5683 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5684 true when something was changed.
5685 (rename_ssa_copies): When something was changed, do
5686 TODO_remove_unused_locals.
5687 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5688 add TODO_remove_unused_locals when instruction was removed.
5690 2007-02-04 Jan Hubicka <jh@suse.cz>
5692 * ipa-inline.c (try_inline): Improve debug output; work on already
5694 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5695 call try_inline for already inlined edges too when flattening;
5696 inline also functions that make callee growth but overall unit size
5699 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5701 * config/m32c/bitops.md, config/m32c/jump.md,
5702 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5703 config/m32r/m32r.h, config/m32r/m32r.md,
5704 config/m32r/predicates.md, config/m68hc11/larith.asm,
5705 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5706 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5707 config/mips/mips-protos.h, config/mips/mips.c,
5708 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5709 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5710 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5711 spelling conventions.
5713 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5714 Follow spelling conventions.
5716 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5718 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5719 warn about C++0x compatibility.
5721 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5723 * config/h8300/h8300.c, config/h8300/h8300.h,
5724 config/h8300/h8300.md: Follow spelling conventions.
5726 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5729 * combine.c (try_combine): Do not substitute source operand
5730 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5732 2007-02-03 Jan Hubicka <jh@suse.cz>
5734 PR gcov-profile/30650
5735 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5736 do not divide by zero for never executed counters.
5737 (tree_find_values_to_profile): Fix counters.
5738 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5740 2007-02-03 Ian Lance Taylor <iant@google.com>
5742 * lower-subreg.c (simple_move_operand): New static function,
5743 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5745 (simple_move): Call simple_move_operand.
5746 (find_decomposable_subregs): Add special handling of MEMs.
5747 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5748 meaning of return value. If we see a hard register, test whether
5749 it can store a word_mode value. Change all callers.
5751 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5753 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5754 ftrapv insns and expanders.
5755 (subdi3): Change define_expand operand 1 to arith11_operand, and
5756 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5757 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5758 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5762 * varasm.c (notice_global_symbol): Treat global objects as weak when
5765 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5767 * emit-rtl.c (dconstpi): Delete.
5769 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5770 * real.h (dconstpi): Delete.
5772 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5773 (fold_builtin_hypot): Likewise.
5775 2007-02-03 Tom Tromey <tromey@redhat.com>
5778 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5779 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5781 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5783 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5784 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5785 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5786 config/rs6000/cell.md, config/rs6000/darwin.h,
5787 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5788 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5789 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5790 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5791 typos. Follow spelling conventions.
5792 * doc/invoke.texi: Follow spelling conventions.
5794 2007-02-03 Roger Sayle <roger@eyesopen.com>
5796 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5797 canonicalization transformations that attempt to simplify integer
5798 constant comparisons to become comparisons against zero.
5800 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5802 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5804 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5805 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5807 2007-02-02 Mike Stump <mrs@apple.com>
5809 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5810 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5811 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5812 generate a branch island.
5814 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5816 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5817 (xtensa_legitimate_address_p): New.
5818 (xtensa_legitimize_address): New.
5819 (xtensa_output_addr_const_extra): New.
5820 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5822 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5823 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5824 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5825 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5826 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5827 (xtensa_legitimize_address): New.
5828 (xtensa_output_addr_const_extra): New.
5830 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5832 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5834 2007-02-02 Ian Lance Taylor <iant@google.com>
5836 * expmed.c (expand_divmod): Add comment.
5838 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5840 * emit-rtl.c (renumber_insns): Remove.
5841 * flags.h: Remove the extern for flag_renumber_insns.
5842 * rtl.h: Remove the prototype for renumber_insns.
5843 * toplev.c (flag_renumber_insns): Remove.
5845 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5847 Revert for x86 darwin:
5848 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5850 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5851 code before the following patch under TARGET_MACHO.
5852 (ix86_function_value_regno_p): Likewise.
5854 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5856 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5859 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5862 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5863 general or fp registers. Add comments.
5864 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5866 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5868 * pointer-set.c (insert_aux): Only return insertion slot.
5869 (pointer_set_insert): Adjust.
5870 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5871 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5872 pointer_map_traverse): New.
5873 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5874 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5875 pointer_map_contains, pointer_map_traverse): Declare.
5877 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5880 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5881 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5883 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5885 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5887 (struct _dep): New type.
5888 (dep_t): New typedef.
5889 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5890 (DEP_STATUS): New access macro. The macro with the same name was
5891 renamed to DEP_LINK_STATUS.
5892 (dep_init): Declare function
5894 (struct _dep_link): New type.
5895 (dep_link_t): New typedef.
5896 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5897 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5898 (DEP_LINK_STATUS): New macro.
5899 (debug_dep_links): New debug function.
5901 (struct _deps_list): New type.
5902 (deps_list_t): New typedef.
5903 (DEPS_LIST_FIRST): New access macro.
5904 (FOR_EACH_DEP_LINK): New cycle macro.
5905 (create_deps_list, free_deps_list, delete_deps_list): Declare
5907 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5908 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5909 (copy_deps_list_change_con): Ditto.
5911 (move_dep_link): Declare function.
5913 (struct _dep_node): New type.
5914 (dep_node_t): New typedef.
5915 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5917 (struct haifa_insn_data.back_deps): New field to hold backward
5918 dependencies of the insn.
5919 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5921 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5922 Change its type to deps_list_t.
5923 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5924 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5925 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5927 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5929 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5931 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5933 (dep_cost): Declare.
5935 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5936 (ds_to_dk, dk_to_ds): New functions.
5938 (init_dep_1): New static function.
5939 (init_dep): New function.
5940 (copy_dep): New static function.
5942 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5944 (detach_dep_link): New static function.
5945 (move_dep_link): New function.
5947 (dep_links_consistent_p, dump_dep_links): New static functions.
5948 (debug_dep_links): New debugging function.
5950 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5952 (alloc_deps_list, init_deps_list): New static functions.
5953 (create_deps_list): New function.
5954 (clear_deps_list): New static function.
5955 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5956 (deps_list_consistent_p, dump_deps_list): New static functions.
5957 (debug_deps_list): New function.
5958 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5960 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5962 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5963 use new scheduler dependencies lists.
5964 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5965 (sched_analyze): Ditto. Initialize dependencies lists.
5966 (add_forw_dep, compute_forward_dependences): Update to use new
5967 scheduler dependencies lists.
5969 (init_dependency_caches): Init deps_obstack.
5970 (free_dependency_caches): Free deps_obstack.
5972 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5973 new scheduler dependencies lists.
5974 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5975 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5977 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5978 Update to use new scheduler dependencies lists.
5979 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5980 (debug_dependencies): Ditto.
5981 (schedule_region): Update comments.
5983 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5984 scheduler dependencies lists.
5985 (schedule_ebb): Update comments.
5987 * rtl.def (DEPS_LIST): Remove.
5989 * lists.c (unused_deps_list): Remove.
5990 (free_list): Update assertions.
5992 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5993 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5995 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5996 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5998 * haifa-sched.c (comments): Update.
5999 (insn_cost1): Remove. Inline the code into insn_cost ().
6000 (insn_cost): Update to use new scheduler dependencies lists. Move
6001 processing of the dependency cost to dep_cost ().
6002 (dep_cost): New function. Use it instead of insn_cost () when
6003 evaluating cost of the dependency. Use compatible interface to
6004 interact with the target.
6005 (priority): Update to use new scheduler dependencies lists.
6006 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6007 with greater number of insns that depend on the insn.
6008 (schedule_insn): Update to use new scheduler dependencies lists. Add
6009 code to free backward dependencies lists. Inline and optimize code
6010 from resolve_dep () - see PR28071.
6011 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6012 lists. Update call to targetm.sched.is_costly_dependence hook.
6014 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6015 scheduler dependencies lists.
6017 (resolve_dep): Remove. Move the logic to schedule_insn ().
6018 (init_h_i_d): Initialize dependencies lists.
6020 (process_insn_depend_be_in_spec): Rename to
6021 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6023 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6024 Update to use new scheduler dependencies lists.
6025 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6027 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6028 new scheduler dependencies lists.
6029 (build_intra_loop_deps): Ditto.
6031 * target.h (struct _dep): Declare to use in
6032 gcc_target.sched.is_costly_dependence.
6033 (struct gcc_target.sched.adjust_cost): Fix typo.
6034 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6035 single dep_t parameter instead of an equivalent triad.
6036 (struct gcc_target.sched.adjust_cost_2): Remove.
6038 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6040 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6042 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6044 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6046 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6047 (REG_DEP_TRUE): Document.
6049 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6050 Change signature to correspond to the targetm.sched.adjust_cost hook.
6051 Update use in TARGET_SCHED_ADJUST_COST_2.
6052 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6053 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6054 new scheduler dependencies lists.
6055 (ia64_gen_check): Ditto.
6057 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6060 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6061 signature to correspond to the targetm.sched.is_costly_dependence hook.
6062 (is_costly_group): Update to use new scheduler dependencies lists.
6064 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6065 instead of INSN_COST () macro.
6067 2007-02-01 Ian Lance Taylor <iant@google.com>
6069 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6071 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6073 * pa.md (tp_load): Correct mfctl instruction syntax.
6075 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6077 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6078 altivec_padding_size calculation on AIX. Improve comment, add
6079 assert to verify that it's right.
6081 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6084 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6087 * global.c (global_alloc): Add mising initialization of
6090 2007-02-01 Roger Sayle <roger@eyesopen.com>
6092 * alias.c (init_alias_analysis): Correct whitespace.
6093 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6094 partition_hot_cold_basic_blocks): Likewise.
6095 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6096 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6097 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6098 fold_builtin_snprintf_chk, fold_builtin_printf,
6099 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6100 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6101 * cfgcleanup.c (cleanup_cfg): Likewise.
6102 * cfgexpand.c (tree_expand_cfg): Likewise.
6103 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6104 * function.c (get_next_funcdef_no): Likewise.
6105 * gengtype.c (main): Likewise.
6106 * genmodes.c (main): Likewise.
6107 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6108 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6109 * ifcvt.c (noce_emit_move_insn): Likewise.
6110 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6112 * stor-layout.c (get_best_mode): Likewise.
6113 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6114 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6115 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6116 perform_var_substitution, solve_graph): Likewise.
6117 * tree-vrp.c (vrp_finalize): Likewise.
6119 2007-02-01 Ian Lance Taylor <iant@google.com>
6121 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6122 high part of a paradoxical subreg, return a constant zero.
6124 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6126 * toplev.c (lang_dependent_init): Call init_set_costs.
6127 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6129 2007-02-01 Richard Guenther <rguenther@suse.de>
6132 * fold-const.c (fold_negate_expr): Allow negating a
6133 constant if overflow does not change.
6135 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6137 * doc/c-tree.texi (Expression trees): Improve markup.
6138 * doc/tm.texi (Register Classes, Addressing Modes)
6139 (Floating Point): Fix spacing after abbreviations. Fix some
6142 2007-02-01 Ben Elliston <bje@au.ibm.com>
6144 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6145 * doc/contrib.texi: Likewise.
6146 * doc/install.texi: Likewise.
6148 2007-01-31 Richard Henderson <rth@redhat.com>
6149 Ian Lance Taylor <iant@google.com>
6151 * lower-subreg.c: New file.
6152 * rtl.def (CONCATN): Define.
6153 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6155 * emit-rtl.c (update_reg_offset): New static function, broken out
6156 of gen_rtx_REG_offset.
6157 (gen_rtx_REG_offset): Call update_reg_offset.
6158 (gen_reg_rtx_offset): New function.
6159 * regclass.c: Revert patch of 2006-03-05, restoring
6161 (clear_reg_info_regno): New function.
6162 * dwarf2out.c (concatn_loc_descriptor): New static function.
6163 (loc_descriptor): Handle CONCATN.
6164 * common.opt (fsplit_wide_types): New option.
6165 * opts.c (decode_options): Set flag_split_wide_types when
6167 * timevar.def (TV_LOWER_SUBREG): Define.
6168 * rtl.h (gen_reg_rtx_offset): Declare.
6169 (reg_scan_update): Declare.
6170 * regs.h (clear_reg_info_regno): Declare.
6171 * tree-pass.h (pass_lower_subreg): Declare.
6172 (pass_lower_subreg2): Declare.
6173 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6174 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6176 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6177 * Makefile.in (OBJS-common): Add lower-subreg.o.
6178 (lower-subreg.o): New target.
6180 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6182 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6184 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6187 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6189 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6194 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6196 * cfgloop.h: Include vec-prim.h.
6197 (enum li_flags): Remove LI_ONLY_OLD.
6198 (loop_iterator): Changed.
6199 (fel_next, fel_init): Iterate over loop tree.
6200 (FOR_EACH_LOOP_BREAK): New macro.
6201 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6203 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6204 * modulo-sched.c (sms_schedule): Ditto.
6205 * tree-vectorizer.c (vectorize_loops): Ditto.
6206 * doc/loop.texi: Update information on loop numbering and behavior of
6207 FOR_EACH_LOOP wrto new loops.
6208 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6209 add_to_evolution_1): Test nestedness of loops instead of comparing
6211 * tree-chrec.c (chrec_fold_plus_poly_poly,
6212 chrec_fold_multiply_poly_poly, chrec_evaluate,
6213 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6214 reset_evolution_in_loop): Ditto.
6215 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6217 2007-01-31 Dirk Mueller <dmueller@suse.de>
6219 * c-common.c (warn_about_parentheses): Separate warning about
6220 un-parenthized sequence of comparison operators from the one
6221 which is supposed to warn about x <= y <= z.
6223 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6225 * optabs.h (enum optab_index): Add new OTI_isinf.
6226 (isinf_optab): Define corresponding macro.
6227 * optabs.c (init_optabs): Initialize isinf_optab.
6228 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6230 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6231 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6233 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6234 expand_builtin_interclass_mathfn.
6235 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6236 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6237 (fxam<mode>2_i387): New insn pattern.
6238 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6239 built-in functions as x87 inline asm.
6241 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6243 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6245 2007-01-30 Eric Christopher <echristo@apple.com>
6247 * config.gcc: Add geode.
6249 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6251 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6252 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6253 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6254 value-prof.c: Fix comment typos.
6256 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6259 * doc/invoke.texi (Wpointer-arith): Document warning.
6261 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6263 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6264 the list of discrepancies from the draft TR.
6266 2007-01-30 Dirk Mueller <dmueller@suse.de>
6269 * doc/invoke.texi (-Wreturn-type): Update description to
6272 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6274 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6276 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6278 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6279 to handle optabs that operate on floating point input argument and
6280 output to integer output.
6281 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6282 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6283 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6284 expand_builtin_interclass_mathfn ().
6285 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6287 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6288 ilogbl built-in functions as x87 intrinsics.
6290 2007-01-30 Richard Guenther <rguenther@suse.de>
6293 * dwarf2out.c (reference_to_unused): Query varpool if the
6294 variable was output.
6296 2007-01-30 Richard Guenther <rguenther@suse.de>
6299 * passes.c (execute_one_pass): Reset in_gimple_form to not
6300 confuse non-unit-at-a-time mode.
6302 2007-01-29 Roger Sayle <roger@eyesopen.com>
6303 Richard Guenther <rguenther@suse.de>
6305 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6306 avoid undefined behaviour on overflow. Use force_fit_type_double
6307 to construct the constant with the specified TREE_OVERFLOW.
6309 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6311 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6312 * config/dfp-bit.h: Ditto.
6314 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6316 * c-decl.c (pop_scope): Replace warnings with call to
6317 warn_for_unused_label.
6318 * c-common.h (warn_for_unused_label): Declare.
6319 * c-common.c (warn_for_unused_label): Define.
6321 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6323 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6326 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6328 * Makefile.in (USER_H): Remove decfloat.h.
6329 * ginclude/decfloat.h: Delete, moving contents to ...
6330 * ginclude/float.h: Add support for decimal floating point,
6331 guarded by __STDC_WANT_DEC_FP__.
6333 2007-01-29 Mike Stump <mrs@apple.com>
6335 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6336 Analysis and Representation to resolve case insensitive conflict.
6337 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6339 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6341 * tree.h (struct tree_memory_tag): Add aliases member.
6342 (MTAG_ALIASES): New macro.
6343 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6344 (add_may_alias): Remove pointer-set. Update for may_aliases being
6346 (mark_aliases_call_clobbered): Update for may_aliases being a
6348 (compute_tag_properties): Ditto.
6349 (create_partition_for): Ditto.
6350 (compute_memory_partitions): Ditto.
6351 (dump_may_aliases_for): Ditto.
6352 (is_aliased_with): Ditto.
6353 (add_may_alias_for_new_tag): Ditto.
6354 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6355 (compute_is_aliased): New function.
6356 (compute_may_aliases): Call compute_is_aliased).
6357 (init_alias_info): Initialize alias_bitmap_obstack.
6358 (union_alias_set_into): New function.
6359 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6360 (have_common_aliases_p): Rewrite to take two bitmaps and use
6362 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6364 (finalize_ref_all_pointers): Update for add_may_alias changes.
6365 (new_type_alias): Ditto.
6366 * tree-flow-inline.h (may_aliases): Return a bitmap.
6367 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6368 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6369 may_aliases being a bitmap.
6370 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6371 may_aliases now returns a bitmap.
6372 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6374 * tree-ssa-operands.c (add_virtual_operand): Update for
6375 may_aliases being a bitmap.
6377 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6379 PR tree-optimization/30630
6380 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6381 variable as changed.
6383 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6386 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6387 expanded only once even if an error occurs.
6389 2007-01-29 Ben Elliston <bje@au.ibm.com>
6391 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6392 (__gcov_average_profiler): Likewise.
6393 (__gcov_ior_profiler): Likewise.
6394 (__gcov_merge_ior): Likewise.
6396 2007-01-28 Jan Hubicka <jh@suse.cz>
6398 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6399 * value-prof.c (stringop_block_profile): Likewise.
6401 2007-01-28 Jan Hubicka <jh@suse.cz>
6403 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6404 variant handling histograms; add wrapper.
6405 (clear_storage_via_libcall): Export.
6406 (emit_block_move_hints): Break out from ...; add histograms.
6407 (emit_block_move): ... this one.
6408 (clear_storage_hints): Break out from ...; add histograms.
6409 (clear_storage): ... this one.
6410 (set_storage_via_memset): Handle histogram.
6411 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6412 (clear_storage_hints, clear_storage_via_libcall): Declare.
6413 (set_storage_via_setmem): Update prototype.
6414 * doc/md.texi (movmem, setmem): Document new arguments.
6416 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6418 (stringop_block_profile): New global function.
6419 (tree_stringops_values_to_profile): Profile block size and alignment.
6420 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6422 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6423 (stringop_block_profile): Declare.
6424 * builtins.c: Include value-prof.h.
6425 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6426 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6427 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6428 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6429 * profile.c (instrument_values): Add new counters.
6430 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6432 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6433 (tree_init_edge_profiler): Build new profilers.
6434 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6435 (pass_tree_profile): Add dump.
6436 (tree_profile_hooks): Update.
6437 * Makefile.in (LIBGCOV): Add new constants.
6438 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6439 __gcov_ior_profiler): New.
6440 * i386.md (movmem/setmem expanders): Add new optional arguments.
6442 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6444 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6446 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6448 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6449 (tree_unswitch_single_loop): Pass eni_size_weights to
6450 tree_num_loop_insns.
6451 * tree-ssa-loop-manip.c: Include tree-inline.h.
6452 (can_unroll_loop_p): Pass eni_size_weights to
6453 tree_num_loop_insns.
6454 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6455 Pass eni_size_weights to estimate_num_insns.
6456 * tree.h (init_inline_once): Export.
6457 * toplev.c (backend_init): Call init_inline_once.
6458 * cgraphunit.c (cgraph_process_new_functions,
6459 cgraph_analyze_function): Pass eni_inlining_weights to
6461 * ipa-inline.c (compute_inline_parameters): Ditto.
6462 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6463 to estimate_num_insns.
6464 (try_unroll_loop_completely): Pass eni_size_weights to
6465 tree_num_loop_insns.
6466 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6467 ot estimate_num_insns.
6468 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6469 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6470 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6471 eni_time_weights): New variables.
6472 (init_inline_once): Initialize them.
6473 (struct eni_data): Mew.
6474 (estimate_num_insns_1, estimate_num_insns): Use weights.
6475 * tree-inline.h (struct eni_weights_d): New.
6476 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6477 (estimate_num_insns): Declaration changed.
6478 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6479 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6480 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6482 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6484 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6485 relations in the conflict function is valid.
6487 2007-01-27 Ian Lance Taylor <iant@google.com>
6489 * common.opt: Add fstrict-overflow.
6490 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6491 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6492 (TYPE_OVERFLOW_UNDEFINED): Define.
6493 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6495 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6496 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6497 (fold_negate_expr): Likewise.
6498 (make_range): Likewise.
6499 (extract_muldiv_1): Likewise.
6500 (maybe_canonicalize_comparison): Likewise.
6501 (fold_comparison): Likewise.
6502 (fold_binary): Likewise.
6503 (tree_expr_nonnegative_p): Likewise.
6504 (tree_expr_nonzero_p): Likewise.
6505 * tree-vrp.c (compare_values): Likewise.
6506 (extract_range_from_binary_expr): Likewise.
6507 (extract_range_from_unary_expr): Likewise.
6508 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6510 (nowrap_type_p): Likewise.
6511 * tree-scalar-evolution.c (simple_iv): Likewise.
6512 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6513 (build_range_check): Likewise.
6514 (extract_muldiv_1): Likewise.
6515 (fold_comparison): Likewise.
6516 * tree-vrp.c (vrp_int_const_binop): Likewise.
6517 (extract_range_from_unary_expr): Likewise.
6518 * convert.c (convert_to_integer): Likewise.
6519 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6520 (fold_comparison): Likewise.
6521 (fold_binary): Likewise.
6522 * optabs.c (optab_for_tree_code): Likewise.
6523 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6524 * simplify-rtx.c (simplify_const_relational_operation): Check
6525 flag_strict_overflow and flag_trapv.
6526 (simplify_const_relational_operation): Likewise.
6527 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6528 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6531 2007-01-27 Roger Sayle <roger@eyesopen.com>
6533 * tree.c (tree_fold_gcd): Delete.
6534 * tree.h (tree_fold_gcd): Remove prototype.
6535 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6536 test whether one constant integer is a multiple of another. Instead
6537 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6538 * fold-const.c (multiple_of_p): We've determined both TOP and
6539 BOTTOM are integer constants so we can call int_const_binop directly
6540 instead of the more generic const_binop.
6542 2007-01-27 Roger Sayle <roger@eyesopen.com>
6544 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6545 1*X check that the constant hasn't overflowed, to preserve the
6547 (round_up): Provide an efficient implementation when rouding-up an
6548 INTEGER_CST to a power-of-two.
6550 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6552 * doc/sourcebuild.texi: Add comma for clarity.
6553 * doc/extend.texi: Fix some typos.
6554 * doc/passes.texi: Likewise.
6555 * doc/cppinternals.texi: Likewise.
6556 * doc/c-tree.texi: Likewise.
6557 * doc/tree-ssa.texi: Likewise.
6558 * doc/install.texi: Likewise.
6560 2007-01-27 Jan Hubicka <jh@suse.cz>
6562 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6563 (pass_sra): Do not require alias information.
6564 * passes.c (init_optimization_passes): Add SRA
6566 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6568 * tracer.c (rest_of_handle_tracer): We already cleaned
6569 up the CFG in tracer() so don't do it here again.
6570 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6571 cleanup_cfg here, either. And don't call renumber_insns.
6573 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6574 and BB_HEAD are in the insn stream here. Instead make sure
6575 that BB_INSN is valid on all insns. Also, do check here that
6576 there are no pending branch predictions...
6577 (rtl_verify_flow_info): ...instead of doing it here. Checks
6578 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6581 2007-01-26 Roger Sayle <roger@eyesopen.com>
6583 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6584 function to simplify/factorize operand order canonicalization.
6585 (ix86_fixup_binary_operands): Reorganize using the above function.
6586 (ix86_binary_operator_ok): Likewise.
6588 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6590 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6591 file scope from optimize_attrs.
6592 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6594 (optimize_attrs): Clear insn_code_values after freeing it.
6596 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6598 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6599 a parts.base assignment.
6601 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6603 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6604 (compute_subscript_distance, initialize_data_dependence_relation,
6605 finalize_ddr_dependent, analyze_ziv_subscript,
6606 analyze_siv_subscript_cst_affine,
6607 compute_overlap_steps_for_affine_univar,
6608 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6609 analyze_siv_subscript, analyze_miv_subscript,
6610 analyze_overlapping_iterations, subscript_dependence_tester_1,
6611 compute_self_dependence, free_dependence_relation): Work
6612 with affine_fn instead of chrecs.
6613 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6614 common_affine_function, affine_function_base,
6615 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6616 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6617 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6618 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6619 (all_chrecs_equal_p): Removed.
6620 * tree-data-ref.h (affine_fn, conflict_function): New types.
6621 (struct subscript): Change type of conflicting_iterations_in_a
6622 and conflicting_iterations_in_b.
6624 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6627 * config/pa/pa.h (TARGET_HPUX_11): New.
6628 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6629 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6631 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6632 Richard Guenther <rguenther@suse.de>
6634 * tree-ssa-structalias.c (solve_graph): Handle case
6635 we merged the variable to another.
6637 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6642 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6643 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6645 2007-01-25 DJ Delorie <dj@redhat.com>
6647 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6648 allow changes to modes which don't fit in those registers.
6650 * reload1.c (choose_reload_regs): Check for invalid subregs before
6651 computing their locations, not after.
6653 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6656 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6657 save Altivec registers in an eh_return function.
6658 (compute_vrsave_mask): Likewise.
6659 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6660 for saving Altivec registers.
6661 (rs6000_emit_prologue): Don't allocate stack twice in
6662 eh_return function. Correct expected value of altivec_save_offset
6663 when using save_world. Describe save of R0 to stack when using
6664 save_world. Describe stack pointer adjustment when using
6665 save_world. Remove duplicated eh_return parameter register saving.
6666 Update sp_offset variable after save_world.
6667 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6669 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6670 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6673 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6675 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6677 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6680 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6681 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6683 2007-01-25 Richard Guenther <rguenther@suse.de>
6685 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6686 * common.opt (-Wcoverage-mismatch): New warning option.
6687 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6688 if -Wcoverage-mismatch is given.
6690 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6692 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6693 (ipcp_driver): Change to static definition.
6694 Add dumping of the ifunctions.
6695 (constant_val_insert): Remove unused parameter. Support for SSA.
6696 (ipcp_propagate_const): Support for SSA.
6697 (ipcp_profile_bb_print): Print only analyzed nodes.
6698 (ipcp_replace_map_create): Remove support for Fortran constant
6700 * ipa-prop.c (ipa_method_modify_stmt,
6701 ipa_callsite_compute_param): Support for SSA.
6702 * ipa-prop.h (ipcp_driver): Remove declaration.
6703 (IS_VALID_TREE_MAP_INDEX): Add define.
6705 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6707 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6709 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6712 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6713 constant argument to cabs and do it without checking for
6714 -funsafe-math-optimizations.
6716 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6718 * c-common.h (RID_FIRST_CXX0X): New.
6719 (RID_LAST_CXX0X): New.
6720 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6722 * c.opt (Wc++0x-compat): New.
6723 * doc/invoke.texi (-Wc++0x-compat): Document.
6725 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6727 * builtins.c (fold_builtin_carg): New.
6728 (fold_builtin_1): Use it.
6730 2007-01-24 Jan Hubicka <jh@suse.cz>
6732 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6734 * ipa-inline.c (initial_insns, max_insns): Delete.
6735 (compute_max_insns): New function.
6736 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6737 of insns as base for code growth.
6738 (cgraph_decide_inlining): Make initial_insns local; do not compute
6740 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6741 * doc/invoke.texi (inline-unit-growth): Update docs.
6743 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6745 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6746 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6747 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6748 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6749 for CPUs that have PTA_CX16 set.
6752 * gimplify.c (omp_check_private): New function.
6753 (gimplify_scan_omp_clauses): Use it for
6754 firstprivate/lastprivate/reduction.
6757 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6758 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6761 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6762 If lower_lastprivate_clauses emits some statements, append them
6763 to dlist rather than body_p and to body_p append an initializer.
6764 (lower_omp_for): Adjust caller.
6766 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6768 * target.h (globalize_decl_name): New.
6769 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6770 * output.h (default_globalize_decl_name): New.
6771 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6773 (globalize_decl): Ditto.
6774 (default_globalize_decl_name): New.
6775 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6776 (ia64_handle_version_id_attribute): New.
6777 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6778 (ia64_asm_output_external): Use globalize_decl_name instead
6780 * doc/extend.texi (version_id): New pragma.
6781 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6783 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6785 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6786 _uleb128_t and _Unwind_SWord with _sleb128_t.
6787 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6788 uw_frame_state_for, uw_update_context_1): Likewise.
6789 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6790 * unwind-pe.h (read_uleb128, read_sleb128,
6791 read_encoded_value_with_base): Likewise.
6792 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6794 2007-01-24 Richard Guenther <rguenther@suse.de>
6796 * builtins.c (expand_builtin_cexpi): Get the fndecl
6797 for cexp in the correct way.
6799 2007-01-24 Jan Hubicka <jh@suse.cz>
6801 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6803 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6805 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6806 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6807 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6808 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6809 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6810 __SIZEOF_PTRDIFF_T__.
6811 * doc/cpp.texi: Documentation for the new builtin macros added.
6813 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6815 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6816 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6817 instead of operands[2] to avoid access past the end of array.
6819 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6821 * reload1.c (emit_reload_insns): Pass the reload register
6822 for a non-spill output reload through forget_old_reloads_1.
6824 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6827 _SOFT_DOUBLE if doubles use software floating-point.
6828 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6829 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6830 * config/rs6000/darwin-ldouble.c: Also compile functions for
6831 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6832 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6833 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6834 commented-out long double override.
6835 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6836 * config/rs6000/eabispe.h: Likewise.
6837 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6838 long double for non-SPE.
6839 (rs6000_handle_option): Likewise.
6840 (invalid_e500_subreg): Disallow more subregs involding DImode,
6841 DFmode, TImode or TFmode.
6842 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6844 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6846 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6847 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6849 (rs6000_legitimate_address): Also check for TFmode for E500
6851 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6852 (spe_build_register_parallel): Handle TFmode and TCmode.
6853 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6855 (function_arg): Handle TFmode and TCmode for E500 double.
6856 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6858 (print_operand): Handle TFmode and TImode for %y.
6859 (rs6000_generate_compare): Handle TFmode comparisons for E500
6861 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6862 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6863 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6864 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6865 TFmode for E500 double.
6866 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6867 (floatsidf2): Enable for E500 double.
6868 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6869 (extenddftf2): Change to extenddftf2_fprs.
6870 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6871 depending on TARGET_E500_DOUBLE.
6872 (extendsftf2): Enable for E500 double.
6873 (trunctfdf2): Enable for E500 double.
6874 (trunctfsf2): Change to trunctfsf2_fprs.
6875 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6876 depending on TARGET_E500_DOUBLE.
6877 (floatsitf2): Enable for E500 double.
6878 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6879 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6880 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6881 (negtf2): Change to negtf2_internal.
6882 (negtf2): New expander.
6883 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6884 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6885 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6886 (movdi_internal32): Use rs6000_nonimmediate_operand.
6887 (unnamed splitter): Likewise.
6888 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6889 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6890 (SPE64TF, DITI): New mode macros.
6891 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6894 (frob_<mode>_di_2): New.
6895 (frob_tf_di_8_2): New.
6896 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6898 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6900 (frob_ti_<mode>_8_2): New.
6901 (frob_ti_tf_2): New.
6902 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6903 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6905 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6906 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6907 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6908 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6909 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6910 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6913 2007-01-23 Ian Lance Taylor <iant@google.com>
6915 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6917 (OBJS-archive): Reformat, alphabetize.
6918 (OBJS): Change out_object_file to OBJS-md.
6920 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6922 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6923 JUMP_P and CALL_P predicates where applicable.
6924 * config/i386/i386.c: Ditto.
6925 * config/i386/i386.md: Ditto.
6926 * config/i386/mmx.md: Ditto.
6927 * config/i386/predicates.md: Ditto.
6929 2007-01-22 Andreas Schwab <schwab@suse.de>
6931 * config/m68k/m68k.h: Fix comment.
6933 2007-01-22 Jan Hubicka <jh@suse.cz>
6935 * passes.c (init_optimization_passes): Do not rerun
6936 pass_early_warn_uninitialized.
6938 2007-01-22 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/30038
6941 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6943 (execute_cse_sincos_1): Likewise.
6944 (execute_cse_sincos): Likewise.
6945 (gate_cse_sincos): Likewise.
6946 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6947 the cexpi() canonicalization of sincos().
6948 * tree-pass.h (pass_cse_sincos): Declare.
6949 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6951 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6953 PR rtl-optimization/29329
6954 * combine.c (replaced_rhs_insn): Rename to i2mod.
6955 (replaced_rhs_value): Rename to i2mod_new_rhs.
6956 (i2mod_old_rhs): New global variable.
6957 (combine_instructions): Adjust for above change. Save a copy of
6958 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6959 note are substituted in the second instruction.
6960 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6961 ditch the note if it pertains to the second eliminated register
6962 and this register is mentioned in i2mod_old_rhs.
6965 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6967 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6968 the insn to which the note was originally attached.
6970 2007-01-21 Jan Hubicka <jh@suse.cz>
6972 * ipa-inline.c (inlining_mode): Comment, move up.
6973 (cgraph_decide_inlining_incrementally): Do not perform inlining
6974 itself; fix handling of flattening of self recursive functions.
6975 (cgraph_find_cycles): Remove.
6976 (cgraph_flatten_node): Remove.
6977 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6978 (try_inline): New function.
6979 (cgraph_early_inlining): Update call of
6980 cgraph_decide_inlining_incrementally. Apply inlining here.
6981 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6983 2007-01-21 Dirk Mueller <dmueller@suse.de>
6986 * tree-vrp.c (check_array_bounds): do not warn
6987 about ADDR_EXPR's of ARRAY_REF's which are immediately
6988 used in binary expressions.
6990 2007-01-21 Ira Rosen <irar@il.ibm.com>
6992 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6993 read_write_dep and macros for its access.
6994 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6995 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6996 argument, call vect_check_interleaving for every independent pair of
6997 data-refs. Mark loads that access the same memory location as a store
6999 (vect_check_dependences): Remove.
7000 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7001 call, fix the call to vect_analyze_data_ref_dependence.
7002 (vect_analyze_data_ref_access): For statements that access the same
7003 data-ref, check that they are not stores; for loads, check that there
7004 is no store that access the same location.
7006 2007-01-20 Roger Sayle <roger@eyesopen.com>
7007 Joseph Myers <joseph@codesourcery.com>
7009 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7010 (-fdump-rtl-stack): Likewise.
7011 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7012 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7013 (-mpt-fixed): Use @minus{} for minus sign.
7014 (Using Precompiled Headers): Fix under/overfull hbox.
7016 2007-01-20 Jan Hubicka <jh@suse.cz>
7018 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7019 place within annotation.
7021 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7023 * pa.c (output_move_double): Change array size of xoperands to 4.
7025 2007-01-20 Jan Hubicka <jh@suse.cz>
7027 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7030 2007-01-19 Ian Lance Taylor <iant@google.com>
7032 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7033 constant to unsigned HOST_WIDE_INT before negating.
7035 2007-01-19 Ian Lance Taylor <iant@google.com>
7037 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7039 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7040 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7041 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7042 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7043 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7044 (realloc_vdef, realloc_vuse): Change second parameter to
7046 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7048 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7049 unsigned. Change x and lim locals to unsigned.
7050 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7052 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7053 (copy_virtual_operands): Change i and n locals to unsigned.
7055 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7058 * builtins.c (fold_builtin_1): Handle builtin fdim.
7060 2007-01-20 Jan Hubicka <jh@suse.cz>
7062 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7063 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7064 init_alias_heapvars.
7065 (init_alias_heapvars): Initialize only when not already initialized.
7066 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7068 2007-01-19 Roger Sayle <roger@eyesopen.com>
7070 * common.opt (fsigned-zeros): New command line option.
7071 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7072 of flag_unsafe_math_optimizations.
7073 * opts.c (set_fast_math_flags): The -ffast-math command line option
7074 implies -fno-signed-zeros.
7075 (fast_math_flags_set_p): Likewise.
7077 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7078 the documentation of -ffast-math appropriately. Wrap long lines.
7080 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7082 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7083 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7085 2007-01-19 Tomas Bily <tbily@suse.cz>
7087 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7089 (tree_init_ic_make_global_vars): New function
7090 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7091 (tree_gen_ic_profiler): New function
7092 (tree_gen_ic_func_profiler): New function
7093 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7094 (tree_profile_hooks): Added hook for indirec/virtual calls
7095 * value-prof.c (tree_find_values_to_profile): New case for
7097 (tree_values_to_profile): Call for determining indirect/virtual
7099 (tree_indirect_call_to_profile): New function
7100 (tree_ic_transform): New function
7101 (tree_ic): New function
7102 (find_func_by_pid): New function
7103 (init_pid_map): New function
7104 (tree_value_profile_transformations): Added check for
7105 indirect/virtual call transformation
7106 * value-prof.h (enum hist_type): New counter type for
7107 indirect/virtual calls
7108 (profile_hooks): Added new hook for profiling indirect/virtual
7110 * profile.c (instrument_values): New case for indirect/virtual
7112 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7113 (GCOV_COUNTER_V_INDIR): New counter type
7114 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7115 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7117 * cgraph.c: Definition of cgraph_max_pid
7118 (cgraph_create_node): Default init of pid attribute
7119 * cgraph.h: Declaration of cgraph_max_pid
7120 (struct cgraph_node): Added pid attribute
7121 * libgcov.c (__gcov_indirect_call_profiler): New function
7122 (__gcov_one_value_profiler_body): New function
7123 (__gcov_one_value_profiler): Body was moved to
7124 __gcov_one_value_profiler_body and calls it
7126 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7128 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7129 * gengtype.c (write_types_data, write_func_for_structure,
7130 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7131 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7132 (walk_type, write_func_for_structure): Generate the mark_hook if
7135 2007-01-19 Jan Hubicka <jh@suse.cz>
7137 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7138 'early' argument take inlining mode argument specifying whether to
7139 inline for size/speeed or all functions; add support for flattening;
7141 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7143 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7146 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7147 the name of the declared identifier.
7149 2007-01-19 Dirk Mueller <dmueller@suse.de>
7151 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7152 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7153 duplicate evaluation.
7155 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7157 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7158 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7159 to XFMode, use acosxf2 and truncate result to requested mode.
7160 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7161 (asin<mode>2): Similarly, with asin expanders.
7162 (*fscalexf4_i387): Rename from *fscalexf4.
7163 (expNcorexf3): New expander.
7164 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7165 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7166 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7167 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7168 patterns for SSE math.
7169 (exp10<mode>2): Similarly, with exp10 expanders.
7170 (exp2<mode>2): Similarly, with exp2 expanders.
7171 (expm1<mode>2): Similarly, with expm1 expanders.
7172 (ldexp<mode>3): Similarly, with ldexp expanders.
7173 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7174 Use gen_truncxf<mode>2_i387_noop to truncate result.
7176 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7178 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7179 for ColdFire targets.
7181 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7182 Richard Sandiford <richard@codesourcery.com>
7184 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7185 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7186 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7187 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7188 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7189 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7193 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7194 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7195 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7196 (*adddi_dilshr32_cf): New pattern.
7197 (adddi3, subdi3): Remove first alternatives.
7199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7201 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7202 implemented using move.l, do not use its cc result for floating-point
7205 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7207 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7208 from accepting 's' constraints if flag_pic.
7210 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7212 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7213 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7214 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7215 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7217 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7219 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7220 ColdFire alternatives.
7221 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7222 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7223 architectures that support ff1 instruction.
7225 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7226 Julian Brown <julian@codesourcery.com>
7228 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7229 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7230 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7233 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7235 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7237 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7238 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7239 HOST_WIDE_INT instead of an rtx.
7240 (m68k_rtx_costs): Update call accordingly.
7241 (output_move_const_into_data_reg): Likewise. Fix formatting.
7242 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7244 (output_move_simode_const): Update calls after above changes.
7245 Rework to use automatic variables and predicates like MEM_P.
7246 * config/m68k/m68k.md (pushexthisi_const): Update call to
7249 2007-01-19 Dirk Mueller <dmueller@suse.de>
7251 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7254 2007-01-19 Richard Guenther <rguenther@suse.de>
7256 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7257 via cexp in case sincos is not available.
7259 2007-01-19 Richard Guenther <rguenther@suse.de>
7261 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7262 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7263 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7264 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7265 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7266 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7267 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7268 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7270 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7274 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7275 (atan2xf3): Directly generate RTL pattern.
7276 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7277 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7278 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7279 disable patterns for SSE math.
7280 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7281 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7282 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7283 disable patterns for SSE math.
7285 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7287 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7289 2007-01-18 Roger Sayle <roger@eyesopen.com>
7291 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7292 VIEW_CONVERT_EXPR to the same type as it's operand.
7294 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7296 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7297 configured for long double 128.
7299 2007-01-18 Mike Stump <mrs@apple.com>
7301 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7304 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7306 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7309 2007-01-18 Jan Hubicka <jh@suse.cz>
7311 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7312 greater than NUM_VOP_FREE_BUCKETS.
7314 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7316 * tree-ssa-structalias.c: Update comments.
7317 (ptabitmap_obstack): Removed.
7319 (oldpta_obstack): Ditto.
7320 (stats): Add a few members.
7321 (struct variable_info): Remove node, complex, address_taken, and
7322 indirect_target members. Add oldsolution member.
7323 (new_var_info): Do not initialize removed members.
7324 (constraint_expr_type): Remove INCLUDES.
7325 (constraint_graph): Add size, implicit_preds, rep,
7326 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7327 (FIRST_REF_NODE): New macro.
7328 (LAST_REF_NODE): Ditto.
7329 (FIRST_ADDR_NODE): Ditto.
7330 (find): New function.
7332 (dump_constraint): Do not handle INCLUDES.
7333 (insert_into_complex): Do not insert duplicate constraints.
7334 (condense_varmap_nodes): Renamed and rewritten into ...
7335 (merge_node_constraints): This. Also fix bug in handling of
7336 offseted copy constraints.
7337 (clear_edges_for_node): No longer need to deal with preds at all,
7338 or removing associated preds/succs.
7339 (merge_graph_nodes): Deal with indirect_cycles.
7340 Don't deal with predecessors.
7341 (add_implicit_graph_edge): New function.
7342 (add_pred_graph_edge): Ditto.
7343 (add_graph_edge): Don't deal with predecessors.
7344 (build_constraint_graph): Removed.
7345 (build_pred_graph): New function.
7346 (build_succ_graph): Ditto.
7347 (struct scc_info): Removed in_component. Added roots, dfs, and
7348 node_mapping. Remove visited_index, unification_queue.
7349 (scc_visit): Deal with union-find we do now.
7350 Deal with cycles with REF nodes.
7351 (collapse_nodes): Renamed and rewritten to ...
7352 (unify_nodes): This.
7353 (process_unification_queue): Removed.
7354 (topo_visit): Cleanup
7355 (do_da_constraint): Use find.
7356 (do_sd_constraint): Ditto.
7357 (do_ds_constraint): Ditto.
7358 (do_complex_constraint): Ditto.
7359 (init_scc_info): Update for removed and added members.
7360 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7361 (find_indirect_cycles): This.
7362 (equivalence_class): New variable.
7363 (label_visit): New function.
7364 (perform_variable_substitution): Rewritten.
7365 (free_var_substitution_info): New function.
7366 (find_equivalent_node): Ditto.
7367 (move_complex_constraints): Ditto.
7368 (eliminate_indirect_cycles): Ditto.
7369 (solve_graph): Only propagate changed bits.
7370 Use indirect cycle elimination.
7372 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7373 (tree_id_eq): Renamed to ...
7374 (tree_vi_eq): This. Update for member change
7375 (insert_id_for_tree): Renamed and rewritten to ...
7376 (insert_vi_for_tree): This.
7377 (lookup_id_for_tree): Renamed and rewritten to ...
7378 (lookup_vi_for_tree): This.
7379 (get_id_for_tree): Renamed and rewritten to ...
7380 (get_vi_for_tree): Ditto.
7381 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7382 (process_constraint): Don't handle INCLUDES.
7383 Remove special ADDRESSOF case.
7384 (find_func_aliases): Rewrite to use vi functions instead of id
7386 (create_function_info_for): Ditto.
7387 (create_variable_info_for): Ditto.
7388 (intra_create_variable_infos): Ditto.
7389 (merge_smts_into): Ditto.
7390 (find_what_p_points_to): Ditto.
7391 (init_base_vars): Ditto.
7392 (init_alias_vars): Ditto.
7393 (remove_preds_and_fake_succs): New function.
7394 (dump_sa_points_to_info): Dump new stats.
7395 (dump_solution_for_var): Use find.
7396 (set_used_smts): Fix formatting.
7397 (compute_points_to_sets): Updated for new functions.
7398 (ipa_pta_execute): Ditto.
7400 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7401 Richard Sandiford <richard@codesourcery.com>
7403 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7405 * calls.c (expand_call): If the return value is a PARALLEL,
7406 extract its first member.
7407 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7408 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7409 use FUNCTION_EXTRA_EPILOGUE.
7410 (m68k_function_value): Return a PARALLEL if the return value
7411 is of a pointer type.
7412 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7413 (FUNCTION_EXTRA_EPILOGUE): Remove.
7414 * config/m68k/m68k.md (D0_REG): New constant.
7416 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7418 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7419 output a NOP for empty epilogues.
7421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7423 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7424 before function. Extend register save check to include all
7425 registers, not just integer ones.
7427 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7429 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7430 (m68k_use_return_insn): ...this.
7431 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7432 * config/m68k/m68k.c (use_return_insn): Rename to...
7433 (m68k_use_return_insn): ...this.
7434 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7437 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7439 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7440 nearest even, fix denormal rounding overflow.
7442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7444 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7445 f%$smove and f%$move.
7446 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7447 (extendsfdf2_cf): Use fdmove instead of f%&move.
7448 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7449 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7453 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7458 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7459 (coldfire_single_format): Declare.
7460 (coldfire_double_format): Likewise.
7461 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7462 of qnan_msb_set to determine the lower bits of a canonical
7464 (encode_ieee_double): Likewise.
7465 (encode_ieee_quad): Likewise.
7466 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7467 (mips_single_format): Likewise.
7468 (ieee_double_format): Likewise.
7469 (mips_double_format): Likewise.
7470 (ieee_extended_motorola_format): Likewise.
7471 (ieee_extended_intel_96_format): Likewise.
7472 (ieee_extended_intel_128_format): Likewise.
7473 (ieee_extended_intel_96_round_53_format): Likewise.
7474 (ibm_extended_format): Likewise.
7475 (mips_extended_format): Likewise.
7476 (ieee_quad_format): Likewise.
7477 (mips_quad_format): Likewise.
7478 (vax_f_format): Likewise.
7479 (vax_d_format): Likewise.
7480 (vax_g_format): Likewise.
7481 (i370_single_format): Likewise.
7482 (i370_double_format): Likewise.
7483 (decimal_single_format): Likewise.
7484 (decimal_double_format): Likewise.
7485 (decimal_quad_format): Likewise.
7486 (c4x_single_format): Likewise.
7487 (c4x_extended_format): Likewise.
7488 (real_internal_format): Likewise.
7489 (coldfire_single_format): New real_format.
7490 (coldfire_double_format): Likewise.
7491 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7492 canonical_nan_lsbs_set.
7493 (pdp11_d_format): Likewise.
7494 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7495 if TARGET_COLDFIRE_CPU.
7497 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7499 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7500 (output_call, m68k_legitimize_call_address): Declare.
7501 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7502 parenthesees. Add support for a 'W' constraint.
7503 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7504 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7505 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7506 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7508 (override_options): Initialize them. Do not set flag_no_function_cse
7509 for TARGET_ID_SHARED_LIBRARY.
7510 (m68k_output_pic_call): Delete.
7511 (m68k_legitimize_call_address): New function.
7512 (print_operand): Remove the %o prefix. Handle the %p prefix.
7513 (output_call): New function.
7514 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7515 target address from the GOT if symbolic jumps are not allowed.
7516 * config/m68k/m68k.md (call, general_operand): Do not set
7517 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7518 Merge separate flag_pic and !flag_pic define_insns into...
7519 (*call, *call_value): ...these new patterns. Match the address
7520 rather than the containing MEM and require it to be a call_operand.
7521 Use output_call to generate the asm template.
7522 * config/m68k/predicates.md (const_call_operand): New predicate.
7523 (call_operand): Likewise.
7525 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7527 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7528 (STACK_GROWS_DOWNWARD): Define to 1.
7529 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7530 comments, emphasizing that these values are only defaults.
7531 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7532 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7536 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7538 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7539 Richard Sandiford <richard@codesourcery.com>
7541 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7542 (FP_REGNO_P): New macros.
7543 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7544 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7545 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7546 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7548 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7550 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7551 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7553 * config/m68k/t-floatlib: New file, extracting common code from...
7554 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7555 * config/m68k/t-uclinux: Here.
7556 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7557 routines on ColdFire targets.
7559 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7561 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7562 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7563 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7564 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7565 explicitly set MOTOROLA to 1.
7566 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7569 Nathan Sidwell <nathan@codesourcery.com>
7571 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7572 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7573 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7574 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7575 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7576 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7577 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7578 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7579 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7580 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7581 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7582 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7583 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7584 (DBX_REGISTER_NUMBER): Delete.
7585 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7586 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7587 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7589 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7591 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7592 * config/flat.h: New file.
7593 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7595 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7596 indirect references for -msep-data or -mid-shared-library.
7597 Do not use PC-relative code addresses either.
7598 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7600 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7601 for shared libraries and crt1.o for executables. Use crti.o and
7603 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7604 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7605 Do not add -elf2flt or -shared-lib-id options here.
7606 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7607 Pass -shared-lib-id if -mid-shared-library, taking the library
7608 identifier from -mshared-library-id if given, otherwise
7610 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7611 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7612 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7613 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7614 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7615 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7617 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7618 jump sequence for ISA A and ISA A+.
7619 (PICJUMP): Likewise.
7621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7623 * config.gcc (m68k-*-uclinux*): Base the port on the common
7624 and m68k GNU/Linux files rather than on the generic ELF ones.
7625 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7626 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7628 2007-01-18 Julian Brown <julian@codesourcery.com>
7629 Richard Sandiford <richard@codesourcery.com>
7631 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7632 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7633 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7635 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7637 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7639 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7641 * doc/install.texi: Document m68k-uclinuxoldabi.
7642 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7643 * config/m68k/uclinux-oldabi.h: New file, copied from
7644 config/m68k/uclinux.h.
7646 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7648 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7649 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7650 (m32r_compute_frame_size): Use unsigned for regno.
7651 (m32r_reload_lr): Use gen_frame_mem.
7653 (m32r_output_function_epilogue): Don't output the function epilogue
7655 (m32r_expand_epilogue): New.
7656 (direct_return): Return false if the function has the interrupt
7658 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7659 * config/m32r/m32r.md (epilogue): New expander.
7660 (return_lr, return_rte): New insns.
7661 (return): Make it expander.
7662 (return_normal): New expander.
7664 2007-01-18 Josh Conner <jconner@apple.com>
7667 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7668 support for UNLE, UNLT, UNGE, and UNGT.
7670 2007-01-18 Jan Hubicka <jh@suse.cz>
7672 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7673 * tree-tailcall (add_virtual_phis): Likewise.
7674 (optimize_tail_call): Return TODOs.
7675 (execute_tail_calls): Return TODOs.
7676 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7677 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7679 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7680 Cleanup cfg using TODO.
7681 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7682 * passes.c (execute_function_todo): When cleanup did something, remove
7684 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7685 (make_edges): Don't cleanup_cfg.
7687 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7689 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7690 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7691 operate on the top of stack.
7692 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7693 register handling of instructions that output to the second
7695 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7696 (move_for_stack_reg): Special-case check for dead destination
7697 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7699 * config/i386/i386.md (UNSPEC_TAN): New constant.
7700 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7701 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7702 to correctly model move of constant 1.0 to top stack slot.
7703 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7704 (unnamed peephole2 pattern): Remove corresponding peephole2
7705 pattern that optimizes tan insn and loading of constant 1.0.
7706 (tanxf2): Use fptanxf4_i387.
7707 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7708 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7709 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7710 disable patterns for SSE math.
7711 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7712 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7714 2007-01-18 Dirk Mueller <dmueller@suse.de>
7715 Richard Guenther <rguenther@suse.de>
7718 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7719 * common.opt (Warray-bounds): Add new warning option.
7720 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7722 * Makefile.in: make tree-vrp.o depend on toplev.h
7723 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7725 (check_array_refs, check_array_bounds, check_array_ref): New.
7727 2007-01-18 Jan Hubicka <jh@suse.cz>
7729 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7730 (execute_ssa_ccp): Return flags conditionally.
7731 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7733 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7735 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7737 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7738 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7740 * Makefile.c (GTFILES): Add cfglayout.h.
7741 * gengtype.c (open_base_files): Likewise.
7742 * cfglayout.c (cfg_layout_function_footer,
7743 cfg_layout_function_header) Reindent to make gengtype happy.
7744 * cfglayout.h (cfg_layout_function_footer,
7745 cfg_layout_function_header): Add GTY(()) marker.
7747 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7749 2007-01-18 Ben Elliston <bje@au.ibm.com>
7751 * genautomata.c (write_automata): Include xstrerror output in the
7752 error message if writing the DFA description file fails.
7754 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/mips/mips-protos.h (mips_output_external): Make it
7758 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7759 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7760 (extern_list): Likewise.
7761 (extern_head): Likewise.
7762 (TARGET_ASM_FILE_END): Likewise.
7763 (mips_file_end): Likewise.
7764 (mips_output_external): Rewritten.
7766 2007-01-18 Ben Elliston <bje@au.ibm.com>
7768 * genpreds.c (write_insn_preds_c): Only write out the function
7769 body for regclass_for_constraint if we have register constraints.
7771 2007-01-17 Tom Tromey <tromey@redhat.com>
7773 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7774 * doc/install.texi (Testing): Use sourceware.org.
7775 (Binaries): Likewise.
7776 (Specific): Likewise.
7777 * doc/contrib.texi (Contributors): Use sourceware.org.
7779 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7781 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7782 (AVR_ENHANCED): Rename to ...
7783 (AVR_HAVE_MUL): ... new.
7784 (avr_enhanced_p): Rename to ...
7785 (avr_have_mul_p): ... new.
7786 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7787 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7788 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7789 (avr_have_mul_p): ... new.
7790 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7791 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7792 'avr_enhanced_p' and 'enhanced'.
7793 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7794 AVR_HAVE_MUL instead of AVR_ENHANCED.
7795 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7796 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7797 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7798 instead of AVR_ENHANCED.
7799 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7800 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7801 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7803 2007-01-17 Ian Lance Taylor <iant@google.com>
7805 * vec.h (VEC_reserve_exact): Define.
7806 (vec_gc_p_reserve_exact): Declare.
7807 (vec_gc_o_reserve_exact): Declare.
7808 (vec_heap_p_reserve_exact): Declare.
7809 (vec_heap_o_reserve_exact): Declare.
7810 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7812 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7814 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7815 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7816 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7817 * vec.c (calculate_allocation): Add exact parameter. Change all
7819 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7820 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7821 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7822 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7823 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7824 (vec_heap_p_reserve_exact): New function.
7825 (vec_heap_o_reserve_exact): New function.
7827 2007-01-17 Jan Hubicka <jh@suse.cz>
7829 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7831 2007-01-17 Eric Christopher <echristo@apple.com>
7833 * config.gcc: Support core2 processor.
7835 2007-01-16 Jan Hubicka <jh@suse.cz>
7837 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7838 the names, just unlink the chain so we don't crash on dangling pointers
7841 2007-01-16 Jan Hubicka <jh@suse.cz>
7843 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7844 * tree-pass.h: Reorder to make IPA passes appear toegher.
7845 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7846 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7847 parameters, do not call early inliner.
7848 * ipa-inline.c: Update comments. Include tree-flow.h
7849 (cgraph_decide_inlining): Do not compute inlining parameters.
7850 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7851 be called with function context set up.
7852 (pass_ipa_inline): Remove unreachable functions before pass.
7853 (cgraph_early_inlining): Simplify assuming to be called from the
7855 (pass_early_inline): New pass.
7856 (cgraph_gate_ipa_early_inlining): New gate.
7857 (pass_ipa_early_inline): Turn into simple wrapper.
7858 (compute_inline_parameters): New function.
7859 (gate_inline_passes): New gate.
7860 (pass_inline_parameters): New pass.
7861 (apply_inline): Move here from tree-optimize.c
7862 (pass_apply_inline): New pass.
7863 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7865 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7867 (tree_function_versioning): Do not allocate dummy struct function.
7868 * tree-inline.h (optimize_inline_calls): Update prototype.
7869 * tree-optimize.c (execute_fixup_cfg): Export.
7870 (pass_fixup_cfg): Remove
7871 (tree_rest_of_compilation): Do not apply inlines.
7872 * tree-flow.h (execute_fixup_cfg): Declare.
7873 * Makefile.in (gt-passes.c): New.
7874 * passes.c: Include gt-passes.h
7875 (init_optimization_passes): New passes.
7876 (nnodes, order): New static vars.
7877 (do_per_function_toporder): New function.
7878 (execute_one_pass): Dump current pass here.
7879 (execute_ipa_pass_list): Don't dump current pass here.
7881 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7883 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7884 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7886 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7888 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7889 (strong_alias): Define.
7890 (__gcc_qmul): Provide non-FMA for soft-float.
7896 (__gcc_qunord): New.
7906 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7907 soft-float functions.
7908 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7909 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7910 about long double soft float.
7912 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7913 Tehila Meyzels <tehila@il.ibm.com>
7915 * tree-vectorizer.h (is_pattern_stmt_p): New.
7916 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7917 formatting (tabs instead of spaces). Cleanup and clarify setting
7918 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7919 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7920 (vectorizable_type_demotion): Check that types are integral.
7921 (vectorizable_type_promotion): Likewise.
7922 (vectorizable_store): Fix typo. Eliminate new-line at end of
7925 2007-01-16 Jan Hubicka <jh@suse.cz>
7927 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7930 2007-01-15 Eric Christopher <echristo@apple.com>
7932 * ifcvt.c: Include vec.h, vecprim.h.
7933 (check_cond_move_block): New argument regs.
7934 Reorganize. Add registers used to regs.
7935 (cond_move_process_if_block): Use regs set above as
7938 2007-01-15 Eric Christopher <echristo@apple.com>
7940 * config/darwin.h: Update copyright.
7941 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7942 (LINK_COMMAND_SPEC): Add -u.
7943 (LINK_SPEC): Fix umbrella for above.
7945 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7947 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7950 2007-01-15 Tom Tromey <tromey@redhat.com>
7952 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7953 * doc/install.texi (Testing): Don't mention jacks.
7954 (Configuration): Document --enable-java-maintainer-mode. Move
7955 --with-java-home to libgcj-specific section. Document
7957 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7959 2007-01-15 Jan Hubicka <jh@suse.cz>
7961 * tree-ssa-dce.c (DCE_TODOs): New.
7962 (propagate_necessity): Return if something changed.
7963 (eliminate_unnecessary_stmts): Likewise.
7964 (perform_tree_ssa_dce): Return TODO flags when needed.
7965 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7967 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7969 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7970 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7971 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7972 patterns using X87MODEF12 mode macro. Extend operand 1
7973 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7974 (log10<mode>2): Ditto.
7975 (log2<mode>2): Ditto.
7976 (log1p<mode>2): Ditto.
7977 (logb<mode>2): Ditto.
7978 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7979 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7980 (*fxtractxf3_i387): Rename from *fxtractxf3.
7981 (fxtract_extend<mode>xf3_i387): New insn pattern.
7982 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7983 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7984 and gen_fyl2xxf3_i387().
7986 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7988 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7989 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7990 get_loop_exit_edges. Changed return type to bool.
7991 * cfgloop.h (fix_loop_placement): Declaration removed.
7993 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7995 * param.h (MIN_VECT_LOOP_BOUND): New.
7996 * params.def (MIN_VECT_LOOP_BOUND): New.
7997 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7998 argument - minimum threshold for number of iterations.
7999 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8000 argument to declaration.
8001 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8002 MIN_VECT_LOOP_BOUND.
8003 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8004 slpeel_tree_peel_loop_to_edge with additional argument.
8005 (vect_do_peeling_for_alignment): Likewise.
8006 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8008 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8014 2007-01-14 Jan Hubicka <jh@suse.cz>
8016 * tree-dfa.c (remove_referenced_var): New function.
8017 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8018 prune referenced vars list too.
8019 * tree-flow.h (remove_referenced_var): Declare.
8021 2007-01-14 Jan Hubicka <jh@suse.cz>
8023 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8025 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8026 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8027 * except.h (verify_eh_throw_table_statements): Kill prototype.
8028 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8029 into call exrepssions.
8030 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8032 * tree-cfg.c: Include pointer-set.h.
8033 (verify_node_sharing): Work on pointer set.
8034 (verify_eh_throw_stmt_node): New.
8035 (verify_stmts): Use pointers sets, verify throw_stmt.
8037 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8039 * ipa-reference.c (analyze_function): Consider also addresses taken
8042 2007-01-12 Roger Sayle <roger@eyesopen.com>
8044 * c-typeck.c (null_pointer_constant_p): Replace use of
8045 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8046 (build_c_cast): Likewise.
8048 2007-01-12 Roger Sayle <roger@eyesopen.com>
8050 * tree.h (force_fit_type_double): Remove unused final argument.
8051 * c-common.c (constant_expression_warning): Replace use of
8052 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8053 (convert_and_check): Likewise.
8054 (shorten_compare): Update call to force_fit_type_double.
8055 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8056 * convert.c (convert_to_pointer): Update call to
8057 force_fit_type_double.
8058 * fold-const.c (force_fit_type_double): Remove overflowed_const
8060 (int_const_binop, fold_convert_const_int_from_int,
8061 fold_convert_const_int_from_real, fold_div_compare,
8062 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8063 fold_abs_const, fold_not_const): Remove the final argument from
8064 calls to force_fit_type_double.
8066 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8068 * configure.ac: Set insn to "nop" for spu-*-* also.
8069 * configure: Regenerate.
8071 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8073 * builtins.def : Add BUILT_IN_FREE.
8075 2007-01-12 Jan Hubicka <jh@suse.cz>
8077 PR tree-optimization/30443
8078 * tree-inline.c (tree_function_versioning): Do not optimize when
8079 cloning for inlining.
8081 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8083 * doc/loop.texi: Document recording of loop exits.
8084 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8085 (update_single_exits_after_duplication,
8086 update_single_exit_for_duplicated_loop,
8087 update_single_exit_for_duplicated_loops): Removed.
8088 (duplicate_loop_to_header_edge): Do not call
8089 update_single_exits_after_duplication and
8090 update_single_exit_for_duplicated_loops.
8091 (loop_version): Do not update single_exit information.
8092 (fix_loop_structure): Use record_loop_exits instead of
8093 mark_single_exit_loops.
8094 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8095 the lists of loop exits.
8096 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8097 split_edge, merge_blocks): Update the lists of loop exits.
8098 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8099 loop_optimizer_init.
8100 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8101 of mark_single_exit_loops.
8102 (loop_optimizer_finalize): Call release_recorded_exits.
8103 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8104 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8105 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8106 update single exit information.
8107 * lambda-code.c (perfect_nestify): Ditto.
8108 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8109 (mark_single_exit_loops): Removed.
8110 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8111 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8112 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8114 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8115 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8116 (verify_loop_structure): Verify consistency of the exit lists.
8117 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8118 (set_single_exit): Removed.
8119 * cfgloop.h (struct loop_exit): New function.
8120 (struct loop): single_exit_ field replaced by exits field.
8121 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8122 (struct loops): Added exits hash.
8123 (mark_single_exit_loops, set_single_exit): Declaration removed.
8124 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8126 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8128 * doc/invoke.texi: Avoid use of @headitem.
8130 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8132 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8134 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8136 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8139 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8140 Richard Sandiford <richard@codesourcery.com>
8142 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8143 * config/m68k/m68k.opt: Resort options.
8144 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8146 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8147 Richard Sandiford <richard@codesourcery.com>
8149 * doc/invoke.texi: Document the macros that are defined by
8150 m68k's -mtune and -mhard-float options.
8151 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8152 (m68k_cpp_cpu_family): Likewise.
8153 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8154 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8155 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8156 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8157 (m68k_cpp_cpu_family): Likewise.
8159 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8162 macros besides mc68000 as tuning macros. Use a switch statement
8163 to set them and mcpu32.
8165 2007-01-12 Julian Brown <julian@codesourcery.com>
8167 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8168 (TARGET_68040_ONLY): Rename to...
8169 (TARGET_68040): ...this.
8170 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8171 * config/m68k/m68k.md: Likewise.
8173 2007-01-12 Julian Brown <julian@codesourcery.com>
8174 Nathan Sidwell <nathan@codesourcery.com>
8175 Richard Sandiford <richard@codesourcery.com>
8177 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8178 the -mcpu= argument associated with the --with-cpu setting.
8179 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8180 if different from the one implied by the -mcpu setting.
8181 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8182 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8183 * doc/invoke.texi: Mention ColdFire in the introduction to the
8184 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8185 -mno-div and -mhard-float options. Make -m68881 a synonym for
8186 -mhard-float. Document the previously-undocumented -m5206e,
8187 -m528x, -m5307 and -m5407 options. Tweak the existing option
8188 documentation for consistency.
8189 * doc/install.texi: Mention new --with-cpu arguments.
8190 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8191 default CPU if neither -mcpu nor -march are specified.
8192 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8193 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8194 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8195 using m68k_tune to decide between families that implement the
8196 same ISA. Use m68k_tune to set __mcfv4e__.
8197 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8198 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8199 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8200 (FL_ISA_C, FL_ISA_MMU): New macros.
8201 (MASK_COLDFIRE): Delete.
8202 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8203 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8204 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8205 (TARGET_HARD_FLOAT): Do not define here.
8206 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8207 (TUNE_68000): New macro.
8208 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8209 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8210 (TUNE_CFV2): Redefine in terms of m68k_tune.
8211 (uarch_type, target_device, fpu_type): New enums.
8212 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8213 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8214 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8215 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8216 (FL_FOR_isa_c): New macros.
8217 (m68k_isa): New enum.
8218 (m68k_target_selection): New structure.
8219 (all_devices, all_isas, all_microarchs): New tables.
8220 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8221 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8222 (MASK_ALL_CPU_BITS): Delete.
8223 (m68k_find_selection): New function.
8224 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8225 Map the legacy target options to a combination of the new ones.
8226 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8227 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8228 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8230 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8231 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8233 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8234 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8235 * config/m68k/m68k-devices.def: New file.
8237 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8238 Nathan Sidwell <nathan@codesourcery.com>
8240 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8241 (SUBTARGET_EXTRA_SPECS): New macros.
8242 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8243 use %(asm_cpu_spec) instead.
8244 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8245 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8246 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8247 (EXTRA_SPECS): Rename to...
8248 (SUBTARGET_EXTRA_SPECS): ...this.
8250 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8251 Richard Sandiford <richard@codesourcery.com>
8252 Julian Brown <julian@codesourcery.com>
8254 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8255 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8256 to the configuration's default CPU.
8257 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8258 Remove default masks.
8259 (m680[012]0-*-*): Set the default with_cpu to the first part of
8261 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8262 (m68k*-*-linux): Extend the --with-cpu handling to...
8263 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8264 and m68010. Don't set target_cpu_default2.
8265 * doc/install.texi: Document --with-cpu for m68k.
8266 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8267 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8268 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8269 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8270 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8271 (ASM_SPEC): Remove use of %(asm_cpu_default).
8272 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8273 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8274 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8275 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8276 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8277 (TARGET_DEFAULT): Delete.
8278 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8279 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8280 (CPP_CPU_SPEC): Delete.
8281 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8282 the appropriate string.
8283 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8284 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8285 (ASM_SPEC): Don't use %(asm_default_spec).
8286 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8287 TARGET_DEFAULT and add MASK_68881.
8288 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8292 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8293 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8294 MASK_68010 alongside MASK_68020.
8295 * doc/invoke.texi: Document -m68010.
8296 * config/m68k/m68k.opt (m68010): New.
8297 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8299 (TUNE_68010): New macro.
8300 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8301 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8302 (M68K_CPU_m68332): Add MASK_68010.
8303 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8304 fallback definition.
8305 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8307 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8308 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8309 to all entries that use MASK_68020.
8310 (output_move_simode_const, output_move_himode, output_move_qimode)
8311 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8312 instead of TARGET_68020 to select clr behavior. Remove comment
8313 about there being no TARGET_68010.
8314 * config/m68k/m68k.md: Likewise throughout.
8316 2007-01-12 Julian Brown <julian@codesourcery.com>
8318 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8319 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8320 * config/m68k/m68k.md: Likewise.
8322 2007-01-12 Julian Brown <julian@codesourcery.com>
8324 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8325 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8327 2007-01-12 Julian Brown <julian@codesourcery.com>
8329 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8330 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8331 * config/m68k/m68k.md: Likewise.
8333 2007-01-12 Julian Brown <julian@codesourcery.com>
8334 Richard Sandiford <richard@codesourcery.com>
8336 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8337 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8338 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8340 (TARGET_CPU32): Rename to...
8341 (TUNE_CPU32): ...this.
8342 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8343 (TUNE_CFV2): New macros.
8344 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8345 remove conditions that are implied by TARGET_68020.
8346 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8347 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8348 (m68k_output_function_epilogue): Likewise.
8349 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8350 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8351 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8352 non-68000 timings. Refactor multiplication and division costs.
8353 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8354 TUNE_CPU32 instead of TARGET_CPU32.
8355 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8356 and TUNE_68060 instead of TARGET_68060.
8357 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8358 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8360 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8361 && !TARGET_COLDFIRE" to choose between moveq and clr.
8362 Likewise in the unnamed movsf pattern.
8363 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8364 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8369 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8370 of tabbing before backslashes.
8372 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8374 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8375 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8376 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8378 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8380 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8381 find_interesting_uses_cond.
8382 (find_interesting_uses_cond): Use extract_cond_operands.
8383 (rewrite_use_compare): Use extract_cond_operands and
8384 force_gimple_operand_bsi. Do not call update_stmt.
8385 (determine_use_iv_cost_condition): Use extract_cond_operands.
8386 Return cheaper of using original bound and changing the exit bound.
8388 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8390 PR tree-optimization/29516
8391 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8392 most_expensive_mult_to_index, addr_to_parts,
8393 create_mem_ref, maybe_fold_tmr): Make the type of
8394 fields of TARGET_MEM_REF sizetype.
8395 (move_fixed_address_to_symbol, move_pointer_to_base):
8397 * tree.def (TARGET_MEM_REF): Add comment on types of
8400 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8402 * c-common.c (vector_types_convertible_p): Treat opaque types as
8403 always convertible if they have the same size, but not otherwise.
8405 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8407 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8408 Remove the b_unconditional field.
8409 (noce_try_sign_mask): Do not look at b_unconditional.
8410 (noce_process_if_block): Do not use merge_if_blocks. Update
8411 the CFG here. Do not set b_unconditional.
8412 (cond_move_process_if_block): Likewise.
8413 (find_cond_trap): Likewise.
8414 (check_cond_move_block): Require simple jump insns at the end
8417 2007-01-11 Jan Hubicka <jh@suse.cz>
8419 PR tree-optimization/1046
8420 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8421 when alias info is not ready.
8422 (pass_tail_recursion): Do not require aliasing.
8423 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8424 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8425 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8426 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8427 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8428 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8429 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8431 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8432 When aliasing is not build, mark statement as volatile.
8434 2007-01-11 Tom Tromey <tromey@redhat.com>
8436 PR preprocessor/15185, PR preprocessor/20989:
8437 * doc/cppopts.texi <-MT>: Update description of algorithm for
8438 computing default target.
8439 <-M, -MD>: Reword "basename" text.
8441 2007-01-11 Roger Sayle <roger@eyesopen.com>
8443 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8444 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8445 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8446 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8447 fold_builtin_bswap, real_constp, fold_builtin_pow,
8448 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8449 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8450 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8451 * convert.c (convert_to_pointer): Likewise.
8452 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8453 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8454 const_binop, fold_convert_const_int_from_int,
8455 fold_convert_const_int_from_real,
8456 fold_convert_const_real_from_real, sign_bit_p,
8457 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8458 fold_sign_changed_comparison, fold_unary, fold_comparison,
8459 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8460 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8461 * print-tree.c (print_node_brief, print_node): Likewise.
8462 * stor-layout.c (place_field, layout_type): Likewise.
8463 * tree-chrec.c (keep_cast): Likewise.
8464 * tree.c (build_vector, build_real, build_real_from_int_cst,
8465 build_complex): Likewise.
8467 2007-01-11 Roger Sayle <roger@eyesopen.com>
8469 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8470 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8472 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8474 * configure.ac (strict1_warn): Rename to strict_warn.
8475 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8476 cc_set_by_configure, quoted_cc_set_by_configure,
8477 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8478 all_boot_languages, all_stagestuff): Remove.
8479 (target_list): Remove bootstrap targets.
8480 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8481 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8482 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8483 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8484 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8485 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8486 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8487 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8488 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8489 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8490 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8491 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8492 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8493 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8494 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8495 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8496 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8497 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8498 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8499 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8500 (mostlyclean): Adjust.
8501 (clean, distclean): Don't mention bootstrap stuff.
8502 * configure: Regenerate.
8503 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8504 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8505 treelang/config-lang.in (stagestuff): Remove.
8506 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8507 stageprofile, stagefeedback, stagestuff): Remove mention.
8509 2007-01-11 Nick Clifton <nickc@redhat.com>
8511 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8513 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8514 (mcore_arith_K_S_operand): Run the test for the S constraint not
8515 the test for the M constraint.
8516 (mcore_addsub_operand): Do not accept integer values that are
8517 larger than 32 bits.
8518 * config/mcore/mcore.md: Remove unused constraints from split.
8519 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8521 (allocate_stack): Likewise.
8522 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8523 operands to 32 bits.
8524 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8526 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8527 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8528 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8529 mcore_output_bclri, mcore_output_andn, output_inline_const,
8530 mcore_output_move, mcore_output_movedouble): Likewise.
8531 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8532 (output_inline_const): Likewise.
8533 (output_inline_const): Fix format strings used in sprintf
8535 * config/mcore/mcore-protos.h: Update prototypes for changed
8536 functions in mcore.c.
8537 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8538 HOST_WIDE_INT and not int.
8539 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8540 CONST_OK_FOR_N): Likewise.
8541 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8542 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8545 2007-01-10 Jan Hubicka <jh@suse.cz>
8547 * tree-vrp.c (remove_range_assertions): Release defs.
8548 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8549 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8551 2007-01-10 Paul Brook <paul@codesourcery.com>
8553 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8554 * config/arm/arm.md (mulsi3subsi): New insn.
8556 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8558 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8559 (tree_transform_and_unroll_loop): New.
8560 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8563 2007-01-10 Robert Kennedy <jimbob@google.com>
8565 * fold-const.c (fold_comparison): Fold comparisons like (x *
8566 1000 < 0) to (x < 0).
8568 2007-01-10 Ian Lance Taylor <iant@google.com>
8570 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8571 operands have the same priority.
8573 2007-01-10 Tom Tromey <tromey@redhat.com>
8575 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8576 (fold_binary): Likewise.
8577 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8578 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8579 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8580 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8581 * langhooks.h (struct lang_hooks): Removed field
8582 'can_use_bit_fields_p'.
8584 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8586 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8588 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8590 * function.c (get_last_funcdef_no): New function.
8591 * function.h (get_last_funcdef_no): Declare.
8592 * tree-inline.c (initialize_cfun): Add initialization.
8593 (tree_function_versioning): Cleanup.
8595 2007-01-10 Jan Hubicka <jh@suse.cz>
8597 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8600 2007-01-10 Sa Liu <saliu@de.ibm.com>
8601 Ben Elliston <bje@au.ibm.com>
8603 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8604 for SAVE_NONLOCAL and Pmode for any other save level.
8605 * spu-protos.h (spu_restore_stack_block): Declare.
8606 * spu.md (save_stack_block): Remove.
8607 (restore_stack_block): Call spu_restore_stack_block.
8608 * spu.c (spu_restore_stack_block): New function.
8609 (spu_expand_epilogue): Remove old comment.
8611 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8613 PR tree-optimization/30322
8614 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8615 (cand_value_at): Return the value as aff_tree.
8616 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8617 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8618 aff_combination_mult): New functions.
8619 (aff_combination_add): Use aff_combination_add_cst.
8620 (aff_combination_convert): Allow conversions to a wider type.
8621 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8622 * tree-affine.h (aff_combination_mult): Declare.
8624 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8626 * doc/tm.texi: Update documentation to reflect reality of exec
8627 and start file search behaviours. Update copyright year.
8628 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8629 header file directories.
8631 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8634 (*cosxf2): Rename to cosxf2_i387.
8635 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8636 using X87MODEF12 mode macro. Rename patterns to
8637 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8639 (*cosdf2, *cossf2): Ditto.
8640 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8641 to match extended input operands.
8642 (sincos<mode>3): New expander.
8643 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8644 insn patterns and corresponding splitters.
8646 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8648 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8649 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8651 2007-01-09 Nicolas Pitre <nico@cam.org>
8654 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8656 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8658 * target.h (struct gcc_target): New field library_rtti_comdat.
8659 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8660 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8661 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8662 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8664 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8666 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8668 2007-01-08 Richard Guenther <rguenther@suse.de>
8670 * tree.h (force_fit_type_double): Export.
8671 (force_fit_type): Remove.
8672 * fold-const.c (force_fit_type_double): New function.
8673 (force_fit_type): Remove.
8674 (int_const_binop): Use it.
8675 (fold_convert_const_int_from_int): Likewise.
8676 (fold_convert_const_int_from_real): Likewise.
8677 (fold_div_compare): Likewise.
8678 (fold_sign_changed_comparison): Likewise.
8679 (fold_unary): Likewise.
8680 (fold_negate_const): Likewise.
8681 (fold_abs_const): Likewise.
8682 (fold_not_const): Likewise.
8683 * c-common.c (shorten_compare): Use force_fit_type_double.
8684 * convert.c (convert_to_pointer): Likewise.
8686 2007-01-08 Richard Guenther <rguenther@suse.de>
8688 * tree.h (build_int_cst_wide_type): Export.
8689 * tree.c (build_int_cst_wide_type): New function.
8690 (build_int_cst_wide): Fix comment.
8691 * builtins.c (fold_builtin_object_size): Use build_int_cst
8692 to build -1 or 0 of the correct type. Use fit_double_type
8693 to check for overflow.
8694 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8696 (decode_field_reference): Likewise.
8697 (all_ones_mask_p): Likewise.
8698 (native_interpret_int): Use build_int_cst_wide_type.
8699 (fold_binary): Use build_int_cst_type to build an all-ones
8701 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8703 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8705 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8707 2007-01-09 Ben Elliston <bje@au.ibm.com>
8709 * genautomata.c (STATS_OPTION): New option.
8710 (stats_flag): New flag.
8711 (gen_automata_option): Handle it.
8712 (initiate_automaton_gen): Ditto.
8713 (write_automata): Output statistics only if stats_flag is
8714 set. Likewise, output time statistics only if time_flag is set.
8715 * doc/md.texi (Processor pipeline description): Document new flag.
8717 2007-01-08 Richard Guenther <rguenther@suse.de>
8719 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8720 * tree.c (build_int_cst_type): Likewise.
8721 (size_in_bytes): Don't call force_fit_type on the result.
8722 (int_fits_type_p): Use fit_double_type.
8723 * fold-const.c (fit_double_type): New function.
8724 (force_fit_type): Use it.
8725 * tree.h (fit_double_type): Export.
8727 2007-01-08 Jan Hubicka <jh@suse.cz>
8729 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8730 * ipa.c (function_and_variable_visibility): Fix return type.
8732 2007-01-08 Richard Guenther <rguenther@suse.de>
8734 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8735 of offset to build the index.
8736 * tree-pretty-print.c (dump_generic_node): Don't build negated
8737 const just for printing.
8738 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8739 * builtins.c (fold_builtin_int_roundingfn): Check if result
8740 fits the type by using force_fit_type and comparing the result.
8741 * predict.c (predict_loops): Use compare_tree_int for comparison.
8742 * tree.c (build_int_cst): Fall back to integer_type_node for
8744 (build_int_cst_wide): Assert type is non-null.
8746 2007-01-08 Roberto Costa <roberto.costa@st.com>
8748 * tree-vrp.c (extract_range_from_cond_expr): New.
8749 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8750 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8752 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8753 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8754 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8755 used as expressions.
8756 * tree-object-size.c (cond_expr_object_size): New.
8757 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8759 2007-01-08 Jan Hubicka <jh@suse.cz>
8761 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8762 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8765 2007-01-08 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/23603
8768 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8769 (extract_range_from_binary): Fall back to truthvalue instead of
8770 varying for TRUTH_*_EXPR.
8771 (extract_range_from_comparison): Fall back to truthvalue instead of
8773 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8774 if all visited PHI values were constant.
8776 2007-01-08 Jan Hubicka <jh@suse.cz>
8778 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8779 (cgraph_analyze_function): break out from ...
8780 (cgraph_finalize_compilation_unit): ... here.
8781 (cgraph_expand_function): Remove forgoten commented out line.
8782 (cgraph_optimize): Analyze functions.
8784 2007-01-08 Jan Hubicka <jh@suse.cz>
8786 * tree-pas.h (TODO_remove_function): New flag.
8787 (TODO_update*): Renumber.
8788 (pass_ipa_increase_alignment,
8789 pass_ipa_function_and_variable_visibility): New passes.
8790 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8791 (cgraph_function_and_variable_visibility): Move to ipa.c
8792 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8793 cgraph_increase_alignment.
8794 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8795 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8796 calling tree-inline.
8797 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8798 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8799 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8800 (gate_increase_alignment): New function.
8801 (pass_ipa_increase_alignment): New pass.
8802 * ipa.c: Inline tree-pass.h and timevar.h
8803 (function_and_variable_visibility): Move here from cgraphunit.c
8804 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8805 * passes.c (init_optimization_passes): Add the two new passes.
8806 (execute_todo): Handle cgraph_remove_functions.
8808 2007-01-08 Nick Clifton <nickc@redhat.com>
8810 * config/frv/predicates.md (reg_or_0_operand): Accept
8813 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8815 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8816 * config.gcc: Add bfin*-rtems*.
8818 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8820 * c.opt: Add -flax-vector-conversions.
8821 * c-typeck.c (convert_for_assignment): Pass flag to
8822 vector_types_convertible_p to allow emission of note.
8823 (digest_init): Likewise.
8824 * c-opts.c: Handle -flax-vector-conversions.
8825 * c-common.c (flag_lax_vector_conversions): New.
8826 (vector_types_convertible_p): Unless -flax-vector conversions
8827 has been passed, disallow conversions between vectors with
8828 differing numbers of subparts and/or element types. If such
8829 a conversion is disallowed, possibly emit a note on the first
8830 occasion only to inform the user of -flax-vector-conversions.
8831 The new last argument specifies this.
8832 * c-common.h (flag_lax_vector_conversions): New.
8833 (vector_types_convertible_p): Add extra argument.
8834 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8835 char_type_node for V*QI type vectors.
8836 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8837 Update to satisfy new typechecking rules.
8838 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8840 * doc/invoke.texi (C Dialect Options): Document
8841 -flax-vector-conversions.
8843 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8845 PR tree-optimization/29877
8846 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8847 a register variable on the RHS to not be replaceable.
8849 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8850 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8851 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8852 const_simm15, const_pow2, const_npow2): Added.
8853 * config/score/misc.md (insv, extv, extzv, movmemsi,
8854 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8855 * config/score/score.c (score_address_cost, score_select_cc_mode):
8857 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8858 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8859 Update score_print_operand.
8860 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8861 Adjust register allocate order and update some macro define.
8862 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8863 mdx_block_move_straight, mdx_block_move_loop_head,
8864 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8865 mdx_block_move): Added.
8866 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8867 mdp_limm): Updated and fix some bug and typo.
8868 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8869 (movsf, movdf, doloop_end): Added.
8871 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8873 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8874 config/arm/thumb2.md: Fix comment typos.
8875 * doc/extend.texi: Fix a typo.
8877 2007-01-07 Eric Christopher <echristo@apple.com>
8879 * configure.ac: Check for __stack_chk_fail for darwin.
8880 * configure: Regenerate.
8882 2007-01-07 Richard Guenther <rguenther@suse.de>
8884 * tree-vrp.c (extract_range_from_assert): CSE calls to
8885 compare_values where possible.
8886 (extract_range_from_unary_expr): Likewise.
8888 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8890 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8891 * config/avr/avr.c (call_insn_operand): Delete function.
8892 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8893 instead of register number. Use predicates.
8894 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8895 call_insn_operand): Add.
8897 2007-01-06 Jan Hubicka <jh@suse.cz>
8899 * tree-pass.h (pass_build_cgraph_edges): Declare.
8900 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8901 (visited_nodes): Remove.
8902 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8903 build_cgrpah_edges; make visited_nodes local.
8904 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8905 (record_references_in_initializer): Move to cgraphbuild.c
8906 (initialize_inline_failed, rebuild_cgraph_edges,
8907 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8908 (verify_cgraph_node): Make visited_nodes local.
8909 (cgraph_analyze_function): Do not call cgraph_create_edges and
8910 initialize_inline_failed.
8911 (cgraph_expand_function): Do not call cgraph_lower_function;
8912 assert that function is already lowered.
8913 * Makefile.in (cgraphbuild.o): New.
8914 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8915 at the end of lowering passes.
8917 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8919 * ifcvt.c (cond_move_convert_if_block): New function, code
8920 factored out from...
8921 (cond_move_process_if_block): ...here. Call the new function
8922 on the THEN and ELSE blocks.
8923 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8924 already takes care of this.
8926 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8929 * tree.h (TREE_OVERFLOW_P): New.
8930 * c-typeck.c (parser_build_unary_op): Warn only if result
8931 overflowed and operands did not.
8932 (parser_build_binary_op): Likewise.
8933 (convert_for_assignment): Remove redundant overflow_warning.
8934 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8936 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8938 * c-typeck.c (store_init_value): Split over two lines to follow
8939 the GNU coding style.
8941 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8943 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8944 __GXX_EXPERIMENTAL_CXX0X__.
8945 * doc/cpp.texi: Same.
8947 2007-01-05 Richard Guenther <rguenther@suse.de>
8950 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8951 with mismatched types. Instead explicitly build a
8952 conversion NOP_EXPR.
8954 2007-01-05 Ian Lance Taylor <iant@google.com>
8956 * c-common.c (decl_with_nonnull_addr_p): New function.
8957 (c_common_truthvalue_conversion): Call it.
8958 * c-typeck.c (build_binary_op): Likewise.
8959 * c-common.h (decl_with_nonnull_addr_p): Declare.
8961 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8964 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8967 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8969 * doc/install.texi (Final install): Document the fact that
8970 the GNAT runtime should not be stripped.
8972 2007-01-04 Jan Hubicka <jh@suse.cz>
8974 * tree-inline.c (fold_marked_statements): Update operand caches
8975 and EH after folding
8977 2007-01-04 Ian Lance Taylor <iant@google.com>
8979 * c-common.c (check_function_nonnull): Whitespace fix.
8981 2007-01-04 Jan Hubicka <jh@suse.cz>
8983 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8984 comitted older version of patch.
8985 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8986 function, celanup cfg and collect garbage.
8988 2007-01-04 Mike Stump <mrs@apple.com>
8990 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8993 2007-01-04 Eric Christopher <echristo@apple.com>
8995 * libgcc2.c (__bswapsi2): Use SItype.
8996 (__bswapdi2): Use DItype.
8997 * libgcc2.h: Update for above.
8999 2007-01-04 Paul Brook <paul@codesourcery.com>
9001 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9002 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9003 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9004 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9005 umulsi3_highpart): Make conditional on !arm_arch6.
9006 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9007 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9008 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9009 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9010 umulsi3_highpart_v6): New insns.
9012 2007-01-04 Roger Sayle <roger@eyesopen.com>
9014 * fold-const.c (fold_convert): When casting an expression to void,
9015 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9016 have a type. Instead of attempting to build a NOP_EXPR, return
9017 these "special" trees directly.
9019 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9021 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9022 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9023 rs6000_cost->fp not 0 as adjustment for outer NEG.
9025 2007-01-04 Jan Hubicka <jh@suse.cz>
9027 * cgraph.c (cgraph_release_function_body): New function.
9028 (cgraph_remove_node): Use it.
9029 * cgraph.h (cgraph_release_function_body): Declare.
9030 * cgraphunit.c (cgraph_expand_function): Use it.
9031 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9032 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9033 is initialized and while compilation of other function is running.
9034 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9035 statement CFG annotations from here to ...
9036 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9038 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9040 * cfgloop.h (enum li_flags): Make the constants powers of two.
9042 2007-01-04 Jan Hubicka <jh@suse.cz>
9044 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9046 (fold_marked_statements): New function.
9047 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9048 * tree-inline.h (copy_body_data): Add statements_to_fold.
9050 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9052 * config.gcc: Mention libgcc/config.host.
9053 * Makefile.in: Update comments mentioning libgcc.
9054 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9055 (all.cross, start.encap, rest.encap, rest.cross): Update
9056 dependencies for libgcc move.
9057 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9058 (clean-target, clean-target-libgcc): Delete.
9059 (srcdirify, GCC_EXTRA_PARTS): New macros.
9060 (libgcc-support, libgcc.mvars): New rules.
9061 (distclean): Remove mention of mklibgcc.
9062 (install): Don't reference INSTALL_LIBGCC.
9063 (install-common): Don't reference EXTRA_PARTS.
9064 (install-libgcc, install-multilib): Delete rules.
9065 * mklibgcc.in: Delete file.
9066 * doc/configfiles.texi: Don't mention mklibgcc.
9068 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9069 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9070 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9071 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9072 (mklibgcc, ldblspecs): Likewise.
9074 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9075 (posixpre.def): Use $(T).
9076 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9077 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9078 (SHLIB_LINK): Make dummy.
9079 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9081 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9083 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9084 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9085 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9086 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9088 * configure.ac (all_outputs): Remove mklibgcc.
9089 * configure: Regenerated.
9091 2007-01-03 Josh Conner <jconner@apple.com>
9094 * calls.c (compute_argument_addresses): Set stack and stack_slot
9095 for partial args, too.
9096 (store_one_arg): Use locate.size.constant for the size when
9097 generating a save_area.
9099 2007-01-03 Robert Kennedy <jimbob@google.com>
9101 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9102 whose definitions are deleted due to basic block merging.
9104 2007-01-03 Paul Brook <paul@codesourcery.com>
9107 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9109 (use_return_insn): Return 0 for Thumb interrupt functions.
9110 (print_multi_reg): Add rfe argument for IRQ returns.
9111 (arm_output_epilogue): Pop interrupt return address directly into PC.
9112 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9114 2007-01-03 Paul Brook <paul@codesourcery.com>
9116 Merge from sourcerygxx-4_1.
9117 * config/arm/thumb2.md: New file.
9118 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9120 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9121 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9122 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9123 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9125 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9126 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9128 * config/arm/ieee754-sf.S: Ditto.
9129 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9130 (thumb1_base_register_rtx_p): ... to this.
9131 (thumb_index_register_rtx_p): Rename...
9132 (thumb1_index_register_rtx_p): ... to this.
9133 (thumb_output_function_prologue): Rename...
9134 (thumb1_output_function_prologue): ... to this.
9135 (thumb_legitimate_address_p): Rename...
9136 (thumb1_legitimate_address_p): ... to this.
9137 (thumb_rtx_costs): Rename...
9138 (thumb1_rtx_costs): ... to this.
9139 (thumb_compute_save_reg_mask): Rename...
9140 (thumb1_compute_save_reg_mask): ... to this.
9141 (thumb_final_prescan_insn): Rename...
9142 (thumb1_final_prescan_insn): ... to this.
9143 (thumb_expand_epilogue): Rename...
9144 (thumb1_expand_epilogue): ... to this.
9145 (arm_unwind_emit_stm): Rename...
9146 (arm_unwind_emit_sequence): ... to this.
9147 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9148 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9149 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9150 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9151 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9152 thumb2_output_casesi): New functions.
9153 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9154 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9155 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9156 THUMB2_WORK_REGS): Define.
9157 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9158 arm_condexec_mask, arm_condexec_masklen)): New variables.
9159 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9160 (arm_override_options): Check new CPU capabilities.
9161 Set new architecture flag variables.
9162 (arm_isr_value): Handle v7m interrupt functions.
9163 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9165 (const_ok_for_arm): Handle Thumb-2 constants.
9166 (arm_gen_constant): Ditto. Use movw when available.
9167 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9169 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9170 (thumb_find_work_register, arm_load_pic_register,
9171 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9172 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9173 print_multi_reg, output_mov_long_double_fpa_from_arm,
9174 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9175 output_mov_double_fpa_from_arm, output_move_double,
9176 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9177 output_return_instruction, arm_output_function_prologue,
9178 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9179 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9180 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9181 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9182 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9183 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9185 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9186 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9187 (arm_file_start): Output directive for unified syntax.
9188 (arm_unwind_emit_set): Handle stack alignment instruction.
9189 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9190 Add v6t2, v7, v7a, v7r and v7m.
9191 (RETLDM): Add Thumb-2 code.
9192 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9193 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9194 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9195 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9196 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9197 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9198 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9199 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9200 ADJUST_INSN_LENGTH): Define.
9201 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9202 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9203 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9204 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9205 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9206 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9207 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9208 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9209 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9210 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9211 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9212 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9213 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9214 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9215 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9216 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9217 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9219 * config/arm/arm-tune.md: Regenerate.
9220 * config/arm/arm-protos.h: Update prototypes.
9221 * config/arm/vfp.md: Enable patterns for Thumb-2.
9222 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9223 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9224 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9225 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9226 * config/arm/libunwind.S: Add Thumb-2 code.
9227 * config/arm/constraints.md: Update include Thumb-2.
9228 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9229 * config/arm/ieee754-df.S: Ditto.
9230 * config/arm/bpabi.S: Ditto.
9231 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9232 * config/arm/predicates.md (low_register_operand,
9233 low_reg_or_int_operand, thumb_16bit_operator): New.
9234 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9235 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9236 * config/arm/t-arm-elf: Add armv7 multilib.
9237 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9239 (UNSPEC_STACK_ALIGN, ce_count): New.
9240 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9241 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9243 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9244 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9245 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9246 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9247 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9248 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9250 * doc/extend.texi: Document ARMv7-M interrupt functions.
9251 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9253 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9255 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9256 (struct _Unwind_Context): Rename args_size to flags, remove
9257 signal_frame field, add a new args_size field and version field.
9258 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9259 _Unwind_IsExtendedContext): New inline functions.
9260 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9261 Assume by_value array is only present if _Unwind_IsExtendedContext.
9262 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9263 _Unwind_IsSignalFrame.
9264 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9265 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9266 (uw_init_context_1): Initialize context->flags to
9267 EXTENDED_CONTEXT_BIT.
9268 * config/rs6000/linux-unwind.h (frob_update_context): Use
9269 _Unwind_SetSignalFrame.
9271 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9274 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9275 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9278 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9280 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9281 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9282 RET, AT_SP): Remove.
9283 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9286 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9287 * cfgbuild.c (find_basic_blocks): Likewise.
9288 * cfgrtl.c (rtl_create_basic_block): Likewise.
9289 * function.c (temp_slots_at_level): Likewise.
9290 * reg-stack.c (stack_regs_mentioned): Likewise.
9291 * regclass.c (allocate_reg_info): Likewise.
9292 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9293 set_bb_for_stmt, move_block_to_fn): Likewise.
9294 * tree-complex.c (tree_lower_complex): Likewise.
9295 * vec.h (VEC_safe_grow_cleared): New.
9297 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9299 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9301 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9302 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9304 * cfgloopmanip.c (scale_loop_frequencies): Export.
9305 (loopify): Scale the frequencies by prescribed coefficients.
9306 (set_zero_probability): New function.
9307 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9308 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9309 and frequencies according to arguments.
9310 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9312 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9313 * modulo-sched.c (sms_schedule): Set probabilities for entering
9314 versioned loop correctly.
9315 * tree-vect-transform.c (vect_transform_loop): Ditto.
9316 * cfgloop.h (loopify, loop_version): Declaration changed.
9317 (scale_loop_frequencies): Declared.
9319 2007-01-02 Jan Hubicka <jh@suse.cz>
9321 * cgraph.c: Include tree-flow.h
9322 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9324 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9325 * tree-pass.h (pass_all_early_optimizations): Declare.
9326 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9328 (cgraph_analyze_function): Do early_local_passes.
9329 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9330 Do not add referenced vars.
9331 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9333 (gate_all_early_local_passes): New gate.
9334 (pass_early_local_passes): Use new gate.
9335 (execute_early_local_optimizations): New functions.
9336 (gate_all_early_optimizations): New gate.
9337 (pass_all_early_optimizations): New pass.
9338 (execute_free_datastructures): Free SSA only when initialized.
9339 (gate_init_datastructures): Init only when optimizing.
9340 (tree_lowering_passes): Do early local passes when called late.
9341 * tree-profile.c (do_tree_profiling): Don't profile functions added
9343 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9344 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9346 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9347 during early_local_passes.
9348 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9351 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9353 * Makefile.in: Update copyright year.
9355 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9357 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9358 in $(lang_checks) and check-consistency targets.
9360 2007-01-02 Jan Hubicka <jh@suse.cz>
9362 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9363 Do not add referenced vars.
9364 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9366 * passes.c (init_optimization_passes): Put mudflap_2 after
9367 free_datastructures.
9369 2007-01-02 Jan Hubicka <jh@suse.cz>
9371 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9372 Set NOTHROW flag on call statements proved to be nothrow.
9373 Update statement of local calls so new pure/const functions are
9374 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9376 (tree_rest_of_compilation): Register hooks and initialize bitmap
9377 early. Do not set after_inlining flag.
9379 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9381 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9382 HOST_BITS_PER_LONGLONG
9384 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9387 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9388 warning for non-static initializers.
9390 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9392 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9393 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9394 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9395 Always use set_unique_reg_note to add REG_EQUAL notes.
9397 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9400 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9402 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9403 * cfgbuild.c (find_basic_blocks): Likewise.
9404 * cfgrtl.c (rtl_create_basic_block): Likewise.
9405 * function.c (temp_slots_at_level): Likewise.
9406 * reg-stack.c (stack_regs_mentioned): Likewise.
9407 * regclass.c (allocate_reg_info): Likewise.
9408 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9409 set_bb_for_stmt, move_block_to_fn): Likewise.
9410 * tree-complex.c (tree_lower_complex): Likewise.
9411 * vec.h (VEC_safe_grow_cleared): New.
9413 2007-01-02 Ian Lance Taylor <iant@google.com>
9415 * c-common.c (c_common_truthvalue_conversion): When warning about
9416 using an assignment as a truth value, set TREE_NO_WARNING.
9418 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9421 * c.opt (Wold-style-declaration): New.
9422 * doc/invoke.texi (C-only Warning Options): New.
9423 (Wold-style-declaration): Document it.
9424 (Wextra): Enabled by -Wextra.
9425 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9426 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9427 -Wold-style-declaration.
9429 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9431 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9432 * cfgbuild.c (find_basic_blocks): Likewise.
9433 * cfgrtl.c (rtl_create_basic_block): Likewise.
9434 * function.c (temp_slots_at_level): Likewise.
9435 * reg-stack.c (stack_regs_mentioned): Likewise.
9436 * regclass.c (allocate_reg_info): Likewise.
9437 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9438 set_bb_for_stmt, move_block_to_fn): Likewise.
9439 * tree-complex.c (tree_lower_complex): Likewise.
9440 * vec.h (VEC_safe_grow_cleared): New.
9442 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9444 * c-common.c (c_common_nodes_and_builtins): Since variants of
9445 void_type_node get built before it is given a name, we need to
9446 give those variants the name, too.
9447 (complete_array_type): We need to work with the canonical main
9448 type of the array, from which we will build the qualified version.
9449 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9450 * print-tree.c (print_node): Display canonical type information
9452 * stor-layout.c (layout_type): When we don't know the
9453 alignment of a type for which we're building an array, we end up
9454 guessing wrong, so make the type require structural equality.
9455 * tree.c (make_node_stat): When we build a new type, it is its
9457 (build_type_attribute_qual_variant): When building an attribute
9458 variant, its canonical type is the non-attribute variant. However,
9459 if the attributes are target-dependent and they differ, we need to
9460 use structural equality checks for this type.
9461 (build_qualified_type): A qualified type is not equivalent to its
9462 unqualified variant; set the canonical type appropriately.
9463 (build_distinct_type_copy): When building a distinct type from
9464 another type, the new type is its own canonical type.
9465 (build_variant_type_copy): When building a new type variant, we
9466 assume that it is equivalent to the original type.
9467 (build_pointer_type_for_mode): When building a pointer type, also
9468 build a canonical type pointer.
9469 (build_reference_type_for_mode): When building a reference type,
9470 also build a canonical type reference.
9471 (build_index_type): When we can't hash an index type (e.g.,
9472 because its maximum value is negative), the index type requires
9473 structural equality tests.
9474 (build_array_type): Build the canonical form of an array type.
9475 (build_function_type): Function types require structural equality,
9476 because they contain default arguments, attributes, etc.
9477 (build_method_type_directly): Ditto for method types.
9478 (build_offset_type): Build the canonical offset type.
9479 (build_complex_type): Build the canonical vector type.
9480 (make_vector_type): Build the canonical vector type.
9481 * tree.h (TYPE_CANONICAL): New.
9482 (TYPE_STRUCTURAL_EQUALITY_P): New.
9483 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9484 (struct tree_type): Added "canonical" field.
9485 * params.h (VERIFY_CANONICAL_TYPES): New.
9486 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9487 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9488 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9489 * doc/invoke.texi (verify-canonical-types): Document --param
9490 parameter for verifying canonical types.
9492 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9494 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9495 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9496 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9497 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9499 * config/rs6000/e500.h: New.
9500 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9501 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9503 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9504 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9505 TARGET_E500_DOUBLE): Remove.
9506 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9507 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9508 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9509 * config/rs6000/rs6000.c (rs6000_override_options): Use
9512 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9514 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9515 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9516 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9517 rs6000_emit_cmove): Don't check TARGET_E500.
9518 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9519 sordered): Don't check TARGET_E500.
9521 2007-01-01 Eric Christopher <echristo@apple.com>
9523 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9524 HARD_REGISTER_NUM_P.
9526 2007-01-01 Roger Sayle <roger@eyesopen.com>
9528 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9529 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9530 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9533 2007-01-01 Mike Stump <mrs@apple.com>
9535 * configure.ac: Remove support for building with Apple's gcc-3.1.
9537 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9540 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9541 REG is a hard register. Do not modify REG before calling
9543 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9544 multiple of the size of YMODE for certain lowpart cases.
9546 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9549 * gimplify (voidify_wrapper_expr): Update for
9552 2007-01-01 Andreas Schwab <schwab@suse.de>
9555 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9556 save of BR0 in extra_spill_size instead of spill_size.
9557 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9559 (ia64_expand_epilogue): Restore BR0 from its new location.
9561 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9563 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9564 Use a temporary variable if the left hand side is not a gimple
9567 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9569 * gimplify.c (gimplify_return_expr): Make the temporary variable
9570 for the return expression, a gimple register variable.
9572 2007-01-01 Jan Hubicka <jh@suse.cz>
9574 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9577 2007-01-01 Mike Stump <mrs@apple.com>
9579 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9581 * config/darwin.c (machopic_select_rtx_section): Use
9583 (darwin_mergeable_constant_section): Likewise.
9584 * configure: Regenerate.
9585 * config.in: Regenerate.
9587 2007-01-01 Jan Hubicka <jh@suse.cz>
9588 Andrew Pinski <pinskia@gmail.com>
9590 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9591 before starting IPA passes.